阅读说明：本技术 一种伞中棒塑胶件自动化装配铆接设备 (Automatic assembling and riveting equipment for plastic part of umbrella middle rod ) 是由 张旭生 张东亮 余传义 萧天佑 于 2021-07-13 设计创作，主要内容包括：本发明公开一种伞中棒塑胶件自动化装配铆接设备,包括对各伞管进行输送的伞管输送机构,沿伞管输送机构的送料方向依次设置的小关刀装配装置、第一推杆装置、弹片装配装置、第二推杆装置、大关刀装配装置、中槽装配装置、外牙装配装置、上槽装配装置以及缩料装置；小关刀装配装置将小关刀装入小管内,第一推杆装置将小管推入中管,弹片装配装置将弹片装入中管,第二推杆装置将中管和小管推入大管内并将小管由大管拉出,中槽装配装置用于装配中槽,大关刀装配装置将大关刀装入小管内,外牙装配装置将外牙装配在大管上并铆接,上槽装配装置将上槽装配在小管上并铆接,缩料装置将装配好的伞中棒缩合并收集。(The invention discloses automatic assembling and riveting equipment for an umbrella middle rod plastic part, which comprises an umbrella pipe conveying mechanism for conveying each umbrella pipe, and a small closing knife assembling device, a first push rod device, an elastic sheet assembling device, a second push rod device, a big closing knife assembling device, a middle groove assembling device, an outer tooth assembling device, an upper groove assembling device and a material shrinking device which are sequentially arranged along the feeding direction of the umbrella pipe conveying mechanism; the small closing knife assembling device is used for installing the small closing knife into the small pipe, the first push rod device is used for pushing the small pipe into the middle pipe, the elastic piece assembling device is used for installing the elastic piece into the middle pipe, the second push rod device is used for pushing the middle pipe and the small pipe into the large pipe and pulling the small pipe out of the large pipe, the middle groove assembling device is used for assembling the middle groove, the big closing knife assembling device is used for installing the big closing knife into the small pipe, the outer tooth assembling device is used for assembling and riveting outer teeth on the large pipe, the upper groove assembling device is used for assembling and riveting the upper groove on the small pipe, and the material shrinking device is used for condensing and collecting the assembled umbrella middle rod.)

1. An automatic assembling and riveting device for an umbrella middle rod plastic part is characterized by comprising a middle groove assembling device, an outer tooth assembling device and an upper groove assembling device which are sequentially arranged along the conveying direction of an umbrella pipe; the middle groove assembling device comprises a middle groove material loading block for fixing the middle groove, a middle groove push plate for pushing the middle groove and a middle groove push plate driving device for driving the middle groove push plate to move; the external tooth assembling device; the outer tooth assembling device comprises an outer tooth assembling sliding plate for fixing outer teeth, an outer tooth sliding plate driving device for driving the outer tooth assembling sliding plate to horizontally slide and an outer tooth automatic riveting mechanism for riveting the outer teeth; the upper groove assembling device comprises an upper groove assembling rack, an upper groove assembling slide block and an assembling slide block driving device which are used for driving the upper groove to move, a positioning slide block and a positioning slide block driving device which are used for positioning the upper groove, and an upper groove automatic riveting mechanism.

2. The automatic umbrella stick plastic part assembling and riveting equipment as claimed in claim 1, wherein the middle groove assembling device further comprises a second vibration feeding machine, an umbrella tube positioning rod, a third lifting driving mechanism and a positioning rod driving device, the second vibration feeding machine is provided with a second feeding track, the third lifting driving mechanism is arranged on the middle groove mounting frame and drives the middle groove loading block to move up and down, the side wall of the middle groove loading block is provided with a middle groove feeding groove connected with the second feeding track, the umbrella tube positioning rod is arranged on the middle groove mounting frame, the positioning rod driving device drives the umbrella tube positioning rod to translate, the middle groove push plate is arranged above the umbrella tube positioning rod, and the middle groove push plate driving device is arranged on the middle groove mounting frame and drives the middle groove push plate to translate.

3. The automatic assembling and riveting equipment for stick plastic parts in umbrellas claimed in claim 1, wherein the external thread assembling device further comprises a third vibrating feeder and an external thread assembling frame; the third vibrations material loading machine has the third material loading track, outer tooth assembly slide and outer tooth assembly frame sliding connection, the front end of outer tooth assembly slide has the outer tooth card silo of being connected with third material loading track ejection of compact end, the top in outer tooth card silo is equipped with outer tooth briquetting and drives outer tooth briquetting drive arrangement that outer tooth briquetting goes up and down, the top of outer tooth card silo front end is equipped with outer tooth baffle and drives outer tooth baffle drive arrangement that outer tooth baffle goes up and down.

4. The automatic riveting equipment for assembling the stick plastic parts in the umbrella according to claim 3, wherein the outer tooth assembling rack is further provided with an ejecting device, the ejecting device comprises an ejecting connecting plate, an ejecting wedge block, a driving wedge block, an ejecting spring and a wedge block driving cylinder, the ejecting connecting plate is arranged at the rear side of the outer tooth clamping groove, the wedge block driving cylinder is arranged on the ejecting connecting plate and drives the driving wedge block to move up and down, the lower surface of the driving wedge block is provided with a first inclined surface, the upper surface of the ejecting wedge block is provided with a second inclined surface matched with the first inclined surface, the front side surface of the ejecting wedge block is provided with an ejecting rod which can penetrate into the outer tooth clamping groove, the ejecting connecting plate is provided with a through hole for the ejecting rod to pass through, one end of the ejecting spring abuts against the rear side surface of the ejecting wedge block, and the other end of the ejecting spring abuts against the base.

5. The automatic assembling and riveting equipment for stick plastic parts in umbrella according to claim 4, wherein the front end of the bottom wall of the outer tooth clamping groove is provided with an umbrella pipe abdicating groove.

6. The automatic umbrella stick plastic part assembling and riveting apparatus of claim 1, wherein the upper groove assembling device further comprises a fourth vibration feeder; the fourth vibrations material loading machine has the fourth material loading track, the upper groove assembly slider and the upper end sliding connection of upper groove assembly frame, assembly slider drive arrangement drive upper groove assembly slider translation, the front end of upper groove assembly slider is equipped with the upper groove of being connected with fourth material loading track and connects the silo, the upper groove connects the top of silo to be equipped with the pressure feed block piece and drives the pressure feed block drive arrangement that the pressure feed block piece goes up and down of upper groove, the location slider is established in the place ahead that connects the silo in the upper groove, the upper groove constant head tank has been seted up to the side of location slider, location slider drive arrangement establishes in the upper groove assembly frame and drives location slider horizontal motion.

7. The automatic assembling and riveting apparatus for stick plastic parts in umbrellas as claimed in claim 6, wherein the side wall of the positioning groove has a positioning surface against the connecting tube portion of the upper groove.

8. An automatic assembling and riveting apparatus for stick plastic parts in umbrellas as claimed in claim 6, wherein the receiving groove has an arc-shaped transition surface adapted to the boss portion of the upper groove.

9. The automatic assembling and riveting equipment for stick plastic parts in umbrellas as claimed in claim 6, wherein the lower surface of the pressing block is provided with an abdicating groove.

10. The automatic riveting apparatus for assembling umbrella stick plastic parts according to any one of claims 1-9, further comprising a material shrinking device, wherein the material shrinking device comprises an umbrella tube jacking device for jacking an umbrella stick in an umbrella tube conveying mechanism and an umbrella tube pushing device for shrinking the umbrella stick in the umbrella tube conveying mechanism, the umbrella tube jacking device is arranged at two sides of the umbrella tube conveying mechanism, the umbrella tube pushing device comprises a pushing frame, a first push plate, a pushing driving device, a second push plate, a first pushing push rod and a second pushing push rod, the first push plate is provided with a pushing bump for pushing and pushing the end part of the umbrella stick, the pushing driving device is arranged on the pushing frame and drives the first push plate to move along the axial direction of the umbrella stick, the second push plate is arranged in front of the first push plate, the first push plate and the second push plate are fixed on the first pushing push rod, the first push rod and the push rack are connected in a sliding mode, the second push rod and the push rack are connected in a sliding mode, and the front end of the second push rod and the second push plate are fixedly connected.

Technical Field

The invention relates to the technical field of umbrella stick assembly, in particular to automatic assembly riveting equipment for an umbrella stick plastic part.

Background

The umbrella middle rod comprises a large pipe, a middle pipe, a small pipe and an assembly plastic part connected to the pipe parts, wherein the large pipe, the middle pipe and the small pipe are sequentially connected together. The existing umbrella middle rod assembly mainly comprises the steps that all umbrella tubes are matched together, plastic parts such as an upper groove, outer teeth and a middle groove are sleeved on the umbrella tubes through manpower, and finally the umbrella tubes are taken to a riveting mechanism to rivet the outer teeth and the upper groove, so that the process is very complicated; and the manual operation efficiency is low, the assembly time is too long, and the productivity of the umbrella middle rod is low. In addition, because the sizes of parts such as the upper groove, the external teeth and the like are small, errors are easily generated in manual assembly, the assembly precision is insufficient, and defective products are easily generated.

In view of the above, the applicant has made an intensive study to solve the above problems and has made the present invention.

Disclosure of Invention

The invention mainly aims to provide automatic assembling and riveting equipment for an umbrella middle rod plastic part, which can realize efficient and automatic assembling of an umbrella middle rod, reduce labor pressure and labor cost, improve the assembling efficiency of the umbrella middle rod, and improve the assembling precision and the assembling quality of the umbrella middle rod.

In order to achieve the above purpose, the solution of the invention is:

an automatic assembling and riveting device for an umbrella middle rod plastic part comprises a middle groove assembling device, an outer tooth assembling device and an upper groove assembling device which are sequentially arranged along the conveying direction of an umbrella pipe; the middle groove assembling device comprises a middle groove material loading block for fixing the middle groove, a middle groove push plate for pushing the middle groove and a middle groove push plate driving device for driving the middle groove push plate to move; the external tooth assembling device; the outer tooth assembling device comprises an outer tooth assembling sliding plate for fixing outer teeth, an outer tooth sliding plate driving device for driving the outer tooth assembling sliding plate to horizontally slide and an outer tooth automatic riveting mechanism for riveting the outer teeth; the upper groove assembling device comprises an upper groove assembling rack, an upper groove assembling slide block and an assembling slide block driving device which are used for driving the upper groove to move, a positioning slide block and a positioning slide block driving device which are used for positioning the upper groove, and an upper groove automatic riveting mechanism.

Compared with the prior art, the invention can realize the mechanical assembly production of the umbrella middle rod and the automatic assembly and riveting of the plastic part, effectively improve the assembly efficiency of the umbrella middle rod and the assembly and riveting efficiency of the plastic part, greatly reduce the labor cost, and simultaneously improve the assembly precision and the assembly quality of the umbrella middle rod.

Drawings

Fig. 1 is a schematic diagram of a simple structure of the present invention. Fig. 2 is a simple structural schematic diagram of the umbrella tube conveying mechanism. Fig. 3 is a schematic structural view of the conveying die holder. Fig. 4 is a perspective view of the external structure of the small closing knife assembly device. Fig. 5 is a partially enlarged view of the area a in fig. 4. Fig. 6 is a perspective view of the shape structure of the first closing knife pushing device. Fig. 7 is a perspective view of the appearance structure of the small closing knife feeding device. Fig. 8 is a perspective view of the external structure of the second closing knife pushing device. Fig. 9 is a perspective view of the external structure of the first pusher device. Fig. 10 is a partially enlarged view of the region B in fig. 9. Fig. 11 is a perspective view of the outer shape structure of the elastic sheet assembling device. Fig. 12 is a partially enlarged view of the region C in fig. 11. Fig. 13 is a perspective view of the external structure of the second pusher device. Fig. 14 is a perspective view showing the outer configuration of the center tank fitting device. Fig. 15 is a partially enlarged view of a region D in fig. 14. Fig. 16 is a perspective view showing the external configuration of the external tooth fitting device. Fig. 17 is a side view of the external tooth fitting device. Figure 18 is a perspective view of another external configuration of the external tooth fitting device. Fig. 19 is a perspective view of the external structure of the external automatic riveting mechanism. Fig. 20 is a perspective view showing another external configuration of the external-tooth automatic caulking mechanism. Fig. 21 is a schematic side view of the automatic external-tooth riveting mechanism. Fig. 22 is a partially enlarged view of the region E in fig. 19. FIG. 23 is a cross-sectional view taken along line A-A of FIG. 21. Fig. 24 is a schematic structural view of fig. 23 with the cover plate removed. Fig. 25 is a perspective view showing the outer configuration of the upper tank fitting device. Fig. 26 is a partially enlarged view of the region F in fig. 25. Fig. 27 is a schematic front view of the present invention. Fig. 28 is a perspective view of the outline structure of the material shrinking device. Fig. 29 is a perspective view of the external structure of the umbrella tube feeding device. Figure 30 is a structural cross-sectional side view of the umbrella tube feeding device. Fig. 31 is a partially enlarged view of the region G in fig. 30. Fig. 32 is a perspective view of the external structure of the orientation mechanism. Fig. 33 is a front view of the external structure of the orientation mechanism.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

As shown in fig. 1, an automatic assembling and riveting device for plastic parts of umbrella middle rods comprises an umbrella pipe conveying mechanism 1 for conveying umbrella pipes, a small closing knife assembling device 2a, a first push rod device 3a, an elastic piece assembling device 4, a second push rod device 3b, a large closing knife assembling device 2b, a middle groove assembling device 5, an outer tooth assembling device 6, an upper groove assembling device 7 and a material shrinking device 8 which are sequentially arranged along the feeding direction of the umbrella pipe conveying mechanism 1; the small closing knife assembling device 2a is used for placing the small closing knife into the small pipe, the first push rod device 3a is used for pushing the small pipe into the middle pipe, the elastic piece assembling device 4 is used for placing the elastic piece into the middle pipe, the second push rod device 3b is used for pushing the middle pipe and the small pipe into the large pipe and pulling the small pipe out of the large pipe, the middle groove assembling device 5 is used for assembling the middle groove, the large closing knife assembling device 2b is used for placing the large closing knife into the small pipe, the outer tooth assembling device 6 is used for assembling and riveting outer teeth on the large pipe, the upper groove assembling device 7 is used for assembling and riveting an upper groove on the small pipe, and the material shrinking device 8 is used for condensing and collecting the assembled umbrella middle rod.

Preferably, as shown in fig. 2 to 3, the umbrella tube conveying mechanism 1 includes a conveying die holder 11, a conveying die holder 11 and a die holder driving mechanism for driving the conveying die holder 11 to move, an umbrella tube clamping groove 115 is formed in an upper surface of the conveying die holder 11, the conveying die holder 11 includes a first conveying die holder 111 for fixing a small tube, a second conveying die holder 112 for accommodating a medium tube, a third conveying die holder 113 for fixing a large tube, and a fourth conveying die holder 114 for fixing the medium tube and the small tube, the conveying die holder 11 is provided with an umbrella tube clamping groove 115 for fixing an umbrella tube, an extending direction of the umbrella tube clamping groove 115 is perpendicular to a moving direction of the conveying die holder 11, and two ends of the umbrella tube clamping groove 115 are provided with arc-shaped guide surfaces. The arc-shaped guide surface can guide the umbrella pipe during translation, so that the umbrella pipe can be conveniently and transversely inserted into the umbrella pipe clamping groove 115. In this embodiment, the die holder driving mechanism may be a screw driving mechanism, and the conveying die holders 11 are arranged side by side on the sliding frame, and then the sliding frame is driven by the screw to drive the conveying die holders 11 to move together.

As another embodiment of the present invention, the die holder driving mechanism may also adopt a mode of driving chains by a motor, and each conveying die holder 11 is mounted on one conveying chain, and the first motor drives each conveying chain to move synchronously, so as to drive each conveying die holder 11 to move synchronously, and to convey each umbrella tube synchronously.

After the structure is adopted, the small pipe, the middle pipe and the large pipe are conveyed to the small closing knife assembling device 2a, the first push rod device 3a and the elastic sheet assembling device 4 along the conveying direction along with each conveying chain 12 to carry out small closing knife assembling, the small pipe is pushed into the middle pipe by the first conveying die holder 111 to be assembled with the elastic sheet, then the small pipe and the middle pipe are pushed towards the large pipe by the second push rod device 3b, the middle pipe penetrates through the large pipe to move to the fourth conveying die holder 114 to be fixed, then the third conveying die holder 113 and the fourth conveying die holder 114 continue to convey the umbrella pipes which are well inserted and connected to the large closing knife assembling device 2b, the middle groove assembling device 5, the outer tooth assembling device 6, the upper groove assembling device 7 and the material shrinking device 8 to carry out middle groove assembling and large closing knife assembling, the outer tooth assembling and the upper groove assembling, and the material shrinking device 8 is used for shrinking and recycling the assembled umbrella middle rod. Compared with the prior art, the umbrella tube conveying mechanism 1 can automatically convey the umbrella tubes. And the conveying direction of the umbrella pipe is mutually perpendicular to the axis direction of the umbrella pipe, so that the umbrella pipe is conveyed in parallel, other assembling devices are conveniently arranged on two side edges of the umbrella pipe conveying mechanism 1, the umbrella pipe is assembled, and the assembling precision is improved. In addition, the umbrella tube conveying mechanism 1 can select different numbers of conveying chains 12 to convey umbrella tubes with different numbers according to umbrella middle rods with different numbers of structures, so that the collocation is more flexible and the application range is wider.

Preferably, as shown in fig. 4 to 8, the small closing knife assembling device 2a includes a first cross beam 21, a small closing knife feeding device 22 and a first closing knife pushing device 23, which are arranged on the first cross beam 21; the first cross beam 21 is arranged above the umbrella middle rod feeding device, the small closing knife feeding device 22 is used for storing the small closing knives and sending the small closing knives into the first closing knife pushing device 23, and the first closing knife pushing device 23 pushes the small closing knives into the small pipe for assembly.

The small-cutter feeding device 22 comprises a first feeding template 221, the first feeding template 221 is detachably connected with the first beam 21, a first feeding cover plate 222, a first feeding push plate 223, a first air cylinder 224 and a first storage mechanism for storing the small cutter are arranged on the first feeding template 221, and a small-cutter feeding groove 2221 horizontally penetrating through the lower surface of the first feeding cover plate 222 is arranged. The width of the first feeding push plate 223 corresponds to the width of the small-cutter feeding groove 2221, when feeding, the first feeding push plate 223 pushes the small cutter in the first material storage mechanism into the small-cutter feeding groove 2221 and pushes the small cutter out, a piston rod of the first air cylinder 224 is connected with the first feeding push plate 223, and the first material storage mechanism is arranged at the feeding end of the small-cutter feeding groove 2221;

the first closing knife pushing device 23 includes a first pushing template 231 and a first lifting driving mechanism for driving the first pushing template 231 to lift, the first lifting driving mechanism is disposed on the first beam 21, the first pushing template 231 is provided with a first pushing cover plate 232, a first transverse pushing plate 233, a first oblique pushing plate 234, a first transverse pushing cylinder 235 for driving the first transverse pushing plate 233 to translate, and a first oblique pushing cylinder 36 for driving the first oblique pushing plate to translate, the lower surface of the first pushing cover plate 232 is provided with a first pushing slot 2321 horizontally penetrating through, the feeding end of the first pushing slot 2321 is disposed corresponding to the discharging end of the small closing knife feeding slot 2221, and the first transverse pushing plate 233 and the first oblique pushing plate 234 are disposed in the first pushing slot 2321 and slidably connected.

After the structure is adopted, the first feeding push plate 223 pushes the small shutter knife in the first storage mechanism to the first material pushing groove along the small shutter knife feeding groove 2221, and then the first transverse material pushing plate 233 and the first oblique material pushing plate 234 push the small shutter knife into the umbrella tube for assembly. Therefore, automatic conveying and assembling of the small closing knife are achieved, and assembling efficiency of the closing knife is improved.

Preferably, the first storing mechanism comprises a first guide frame 225, a small cutter pressing block 226 and a pressing block guide frame 227; first guide frame 225 is established at the feed end of little sword chute 2221 that closes, and the bilateral symmetry of first guide frame 225 is equipped with vertical storage channel 2251 that runs through the setting, and the both ends of little sword that close are blocked respectively and are established in storage channel 2251 to the realization is closed the sword and is carried on spacingly. First guide frame 225's lower surface is equipped with the little sword blown down tank 2252 that closes that corresponds little sword chute 2221 parallel arrangement, little sword blown down tank 2252 and little sword chute 2221 communicate each other that closes, little sword briquetting 226 is equipped with embedding storage channel 2251 sliding connection's slip lug 2261, make little sword briquetting 226 to establish sliding connection on first guide frame 225, be equipped with vertical setting to guide post 2271 on the briquetting leading truck 227, be equipped with the guiding hole that supplies guide post 2271 to pass on little sword briquetting 226, make little sword briquetting 226 descending motion more steady, can be more firm compress tightly the little sword that closes in the storage channel 2251. After adopting above-mentioned structure, will close the sword uniformly and towards placing in storage channel 2251, little sword briquetting 226 relies on self gravity to compress tightly little sword, and during the pay-off, first pay-off push pedal 223 pushes a little sword that closes of storage channel 2251 bottommost along little sword blown down tank 2252 in little sword chute 2221. Then the first feeding push plate 223 pushes out the small closing knife discharge groove 2252 and resets, and the small closing knife pressing block 226 descends to press the remaining small closing knives. After adopting above-mentioned structure, can carry out the storage to little sword that closes to the realization carries out the automated feeding to little sword that closes, need not too much manual operation, further improves the assembly efficiency who closes the sword.

Preferably, the small closing knife assembly device 2a further comprises a first umbrella tube fixing mechanism 24 arranged at the lower end of the first cross beam 21, the first umbrella tube fixing mechanism 24 comprises a first umbrella tube bearing block 241, a first umbrella tube pressing block 242 and a first pressing block lifting cylinder 243 driving the first umbrella tube pressing block 242 to lift, a first pressing groove 2421 transversely penetrating through the lower surface of the first umbrella tube pressing block 242, and the arrangement direction of the first pressing groove 2421 is perpendicular to the material pushing direction of the first transverse material pushing plate 233, so that the first transverse material pushing plate can accurately push the small closing knife into the small closing knife mounting groove of the small pipe. After adopting above-mentioned structure, before pressing the material, on the tubule was carried to first umbrella pipe carrier block 241 earlier to umbrella pipe conveying mechanism 1, later first briquetting lift cylinder 243 drove first umbrella pipe briquetting 242 decline again and compress tightly the tubule to fix the tubule, the umbrella pipe takes place the skew when avoiding the assembly to close the sword, improves the precision of closing the sword assembly, then further promotes the assembly efficiency who closes the sword.

Preferably, one end of the first transverse material pushing plate 233 pushing the small closing knife is provided with an arc-shaped material pushing convex surface 2331 correspondingly matched with the outer side surface of the small closing knife; one end of the first inclined pushing plate 234 pushing the closing knife is provided with a pushing slot 2341 correspondingly matched with the tail of the small closing knife. After adopting above-mentioned structure, the arc pushes away material convex surface 2331 and can correspond accurate cooperation with the head of little sword and be connected, makes little sword propelling movement more accurate to avoid little sword to take place the skew when promoting, further improve the assembly precision, push away material draw-in groove 2341 and can carry on spacingly to the afterbody of little sword of closing, prevent to close the excessive skew of afterbody of sword, make first slant scraping wings can more accurate promotion close the knife.

Preferably, the small-tool-closing assembling device 2a further includes a plurality of template positioning cylinders 25 disposed above the first feeding template 221, a piston rod of the template positioning cylinder 25 is provided with positioning pins 251, and the first feeding template 221 is provided with positioning holes matched with the positioning pins 251. After the structure is adopted, the positioning pins 251 can accurately position the first feeding template 221, so that the first feeding template 221 is installed more accurately. During operation, the first feeding template 221 and the first storage mechanism which are different in small cutter size and need to be replaced, the dismounting is more convenient, and the applicability is stronger.

Preferably, as an embodiment of the present invention, the first lifting driving mechanism includes a template lifting cylinder 2371 disposed on the first beam 21, and a hydraulic buffer 2372 disposed below the first material-pushing template 231, the template lifting cylinder 2371 is connected to the first material-pushing template 231, and an upper end of the hydraulic buffer 2372 is provided with a buffer block 2373. After the structure is adopted, the template lifting cylinder 2371 drives the first material pushing template 231 to perform lifting movement, and the hydraulic buffer 2372 can buffer the first material pushing template 231, so that the impact force on the first material pushing template 231 is reduced, and the service life of the equipment is prolonged.

Preferably, the small closing knife assembling device 2a further comprises a second closing knife pushing device 26, and the second closing knife pushing device 26 comprises a second air cylinder 261, a closing knife pushing rod 262, a second umbrella tube bearing block 263, a second umbrella tube pressing block 264 and a second pressing block lifting air cylinder 265 for driving the second umbrella tube pressing block 264 to lift; the second cylinder 261 is connected with the closing knife pushing rod 262, the lower surface of the second umbrella tube pressing block 264 is provided with a second pressing groove 2641 transversely arranged in a penetrating manner, and the extending direction of the second pressing groove 2641 is parallel to the pushing direction of the closing knife pushing rod 262. After the structure is adopted, when the first closing knife pushing device 23 pushes the small closing knife into the small pipe, the umbrella pipe conveying mechanism 1 conveys the small pipe to the second closing knife pushing device 26, the second pressing block lifting cylinder 265 drives the second umbrella pipe pressing block 264 to press the umbrella pipe tightly, the second cylinder 261 drives the closing knife pushing rod 262 to move horizontally along the axial direction of the umbrella pipe to enter the small pipe, and the small closing knife is continuously pushed to reach the designated assembly position to be fixed.

The big closing knife assembling device 2b comprises a second cross beam, a big closing knife feeding device and a third closing knife pushing device, wherein the big closing knife feeding device and the third closing knife pushing device are arranged on the second cross beam; the large-scale cutter feeding device comprises a second feeding template, a second feeding cover plate, a second feeding push plate, a third air cylinder and a second storage mechanism for storing the large-scale cutter are arranged on the second feeding template, a large-scale cutter feeding groove is formed in the lower surface of the second feeding cover plate, the second feeding push plate pushes the large-scale cutter in the second storage mechanism into the large-scale cutter feeding groove, a piston rod of the third air cylinder is connected with the second feeding push plate, and the second storage mechanism is arranged at the feeding end of the large-scale cutter feeding groove; the second closing knife pushing device comprises a second pushing template and a second lifting driving mechanism for driving the second pushing template to lift, a second pushing cover plate, a second transverse pushing plate, a second oblique pushing plate, a second transverse pushing cylinder for driving the second transverse pushing plate to translate and a second oblique pushing cylinder for driving the second oblique pushing plate to translate are arranged on the second pushing template, a second pushing groove is formed in the lower surface of the second pushing cover plate, and the second transverse pushing plate and the second oblique pushing plate are arranged in the second pushing groove and are in sliding connection. The other specific structures of the large closing knife assembly device 2b can refer to the structure of the small closing knife assembly device 2a, and the main difference between the large closing knife assembly device 2b and the small closing knife assembly device 2a is that the widths of the large closing knife feeding groove and the second material pushing groove are matched with the width of the large closing knife and are respectively larger than the widths of the small closing knife feeding groove and the first material pushing groove. And the arc-shaped material pushing convex surfaces of the second transverse material pushing plate and the second inclined material pushing plate are matched with the outer side surface of the large closing knife.

Preferably, as shown in fig. 9-10, the first push rod device 3a comprises a small tube pushing mechanism 31 and a first umbrella tube guiding mechanism 32 for guiding the umbrella tube during the assembling process; the small tube pushing mechanism 31 comprises a first pushing rack 311, a small tube push rod 312 and a first push rod driving cylinder 313 for driving the small tube push rod 312 to move horizontally, the first pushing rack is arranged on one side of the umbrella tube conveying mechanism 1 close to the first conveying die holder 111, the first push rod driving cylinder 313 is arranged on the first pushing rack 311, a piston rod of the first push rod driving cylinder 313 is connected with the small tube push rod 312, the axial direction of the small tube push rod 312 is parallel to the axial direction of an umbrella tube on the umbrella tube conveying mechanism 1, and the first umbrella tube guiding mechanisms 32 are arranged on the left side and the right side of the second conveying die holder 112. After the structure is adopted, the umbrella tube conveying mechanism 1 conveys three umbrella tubes side by side and coaxially, during assembly, the first push rod drives the cylinder 313 to drive the small tube push rod 312 to translate, and the small tube push rod 312 abuts against one side end of the small tube and pushes the small tube into the middle tube and the large tube. The first umbrella pipe guide mechanism 32 guides the small pipe in a translation mode, so that the small pipe is assembled more accurately.

Preferably, the first umbrella tube guiding mechanism 32 comprises a first clamping jaw cylinder 321 and a first guiding module 322 which are arranged below the umbrella tube conveying mechanism 1, the first guiding module 322 is connected with the power output end of the first clamping jaw cylinder 321, a first arc-shaped guiding groove 323 which is arranged in a penetrating manner is arranged on the side wall of the first guiding module 322, and the extending direction of the first arc-shaped guiding groove 323 is parallel to the axial direction of the umbrella tubes on the umbrella tube conveying mechanism 1. After the structure is adopted, before assembly, the first clamping jaw air cylinder 321 drives the first guide modules 322 to separate from each other to give way for the umbrella pipe conveying mechanism 1, so that the umbrella pipes can be conveyed normally; during the assembly, first clamping jaw cylinder 321 drives first direction module 322 and laminates each other, and first arc guide way 323 can press from both sides the tip of tight both sides umbrella pipe, well pipe and the big pipe emergence skew when avoiding the tubule assembly to the first arc guide way 323 of both sides mutually supports and forms the guiding hole. The small pipe passes through the guide hole during translation, and the guide hole provides accurate guide for the small pipe, improves the assembly accuracy of small pipe.

More preferably, in this embodiment, the first umbrella tube guiding mechanism 32 comprises a first umbrella tube guiding mechanism disposed between the small tube and the middle tube and a second first umbrella tube guiding mechanism disposed between the middle tube and the large tube, the first umbrella tube guiding mechanism having a first guiding hole, and the second first umbrella tube guiding mechanism having a second guiding hole. The diameter of one end of the first guide hole is matched with the outer diameter of the small pipe, and the diameter of the other end of the first guide hole is matched with the outer diameter of the middle pipe; one end diameter of the second guide hole is matched with the outer diameter of the middle pipe, and the other end diameter of the second guide hole is matched with the outer diameter of the large pipe.

Preferably, the small pipe pushing mechanism 31 further includes a push rod connecting block 314, the push rod connecting block 314 is used for connecting the small pipe push rod 312 and a first push rod driving cylinder 313, a first guide rail 315 is disposed on the first pushing frame 311, an extending direction of the first guide rail 315 is parallel to a translation direction of the small pipe push rod 312, and a first guide groove 3141 cooperatively connected with the first guide rail 315 is disposed at a lower end of the push rod connecting block 314. After adopting above-mentioned structure, connect tubule push rod 312 and first push rod through push rod connecting block 314 and drive cylinder 313, it is more firm to make to be connected between tubule push rod 312 and the first push rod drive cylinder 313, and the dismouting is more convenient to first guide rail 315 leads tubule push rod 312 translation, makes tubule push rod 312 translation more steady.

Preferably, the first push-mounting frame 311 is further provided with a first guide boss 316, the first guide boss 316 is provided with a through hole in sliding fit with the small pipe push rod 312, and the through hole is coaxial with the small pipe push rod 312. After adopting above-mentioned structure, the perforation supports and leads the front end of tubule push rod 312, makes tubule push rod 312 can be more accurate insert in the tubule to it is more stable during the translation.

Preferably, the small tube push rod 312 includes an insertion portion 3121 and a push portion 3122, the insertion portion 3121 is provided at a front end of the push portion 3122, an outer diameter of the insertion portion 3121 is less than or equal to an inner diameter of the small tube, and an outer diameter of the push portion 3122 is greater than the inner diameter of the small tube and less than an external view of the small tube. After the structure is adopted, when the small tube push rod 312 translates, the insertion portion 3121 is inserted into the small tube for positioning, so that the small tube push rod 312 can be inserted into the small tube more accurately. The connection part of the insertion part 3121 and the pushing part 3122 forms a vertical abutting surface due to different diameters, and the abutting surface abuts against the side end of the small tube, so as to drive the small tube to move horizontally. The front end of the insertion portion 3121 is provided with a guide cone 3123. With the above configuration, the guide taper portion 3123 guides the insertion portion 3121, and the insertion portion 3121 can be easily inserted into the small tube for positioning.

Preferably, as shown in fig. 11 to 12, the elastic sheet assembling device 4 includes a first vibration feeder 41, an elastic sheet assembling plate 42, an elastic sheet push rod 43, and a second push rod driving cylinder 44 for driving the elastic sheet push rod 43 to translate; first vibrations material loading machine 41 has first material loading track 411, shell fragment assembly plate 42 is equipped with shell fragment feed chute 421, the front end of shell fragment feed chute 421 is equipped with the shell fragment baffle box 422 that supplies the shell fragment to release, the rear end of shell fragment feed chute 421 is equipped with the guide bar groove 423 that supplies shell fragment push rod 43 to stretch into, shell fragment baffle box 422 and guide bar groove 423 all set up with shell fragment feed chute 421 perpendicularly, first material loading track 411 is connected with shell fragment feed chute 421, the top of shell fragment feed chute 421 is equipped with shell fragment dog 451 and the shell fragment dog drive arrangement 452 that drives shell fragment dog 451 goes up and down, the discharge end top of first material loading track 411 is equipped with shell fragment briquetting 461 and the shell fragment briquetting drive arrangement 462 that drives shell fragment briquetting 461 and go up and down.

After the structure is adopted, the elastic sheet stopper driving device 452 drives the elastic sheet stopper 451 to descend to abut against the discharge hole of the first feeding track 411, the first vibration feeding machine 41 automatically conveys the elastic sheets along the first feeding track 411, and the elastic sheets are automatically arranged on the first feeding track 411 because the discharge hole of the first feeding track 411 is abutted. During assembly, the elastic piece pressing block driving device 462 drives the elastic piece pressing block 461 to descend to press and fix the second elastic piece at the discharge port of the first feeding rail 411, then the elastic piece stop driving device 452 drives the elastic piece stop 451 to ascend, and the first elastic piece at the discharge port of the first feeding rail 411 is blown into the elastic piece feeding groove 421 through the blowing device. And finally, the second push rod driving cylinder 44 drives the elastic sheet push rod 43 to move horizontally, and the elastic sheet is pushed into the middle tube along the elastic sheet guide groove 422 to be assembled.

Preferably, the discharge end of the elastic sheet guiding groove 422 is further provided with an elastic sheet guiding mechanism 47, the elastic sheet guiding mechanism 47 comprises a second clamping jaw cylinder 471 and an elastic sheet guiding block 472 arranged at a power output end of the second clamping jaw cylinder 471, the side wall of the elastic sheet guiding block 472 is provided with an elastic sheet guiding groove 473, and the extending direction of the elastic sheet guiding groove 473 is parallel to the conveying direction of the elastic sheet. After adopting above-mentioned structure, umbrella pipe conveying mechanism 1 carries the umbrella pipe to shell fragment guiding mechanism 47 side, second clamping jaw cylinder 471 drive shell fragment guide block 472 is laminated each other, the shell fragment guide way 473 of both sides shell fragment guide block 472 mutually supports and forms the guiding hole, and the tip of umbrella pipe can be pressed from both sides to the guiding hole, avoid the umbrella pipe to take place the skew when the assembly shell fragment, later shell fragment push rod 43 pushes the shell fragment into the guiding hole and assembles with the umbrella pipe by shell fragment guide way 473, thereby realize carrying out the direction many times when assembling the shell fragment, improve assembly precision and assembly quality.

Preferably, a push rod guide block 48 is disposed outside the guide rod groove 423, and the push rod guide block 48 is provided with a push rod guide hole.

After adopting above-mentioned structure, the push rod guide hole leads shell fragment push rod 43, makes shell fragment push rod 43 translation more steady, improves the stability when promoting the shell fragment and carry the assembly then.

Preferably, the elastic piece guide groove 422 and the guide rod groove 423 are arranged opposite to each other. After adopting above-mentioned structure, make shell fragment push rod 43 can be better align with the shell fragment to more accurate transport shell fragment improves the assembly precision.

Preferably, the side wall of the shrapnel guide chute 422 gradually inclines towards the middle of the shrapnel guide chute 422 from back to front. After adopting above-mentioned structure for the shell fragment is when the propelling movement, and the both sides of shell fragment can be to the inboard shrink, and it is intraductal to make the shell fragment can push shell fragment guiding mechanism 47 and umbrella more easily.

Preferably, a cover plate (not shown) is provided on the spring assembly plate 42. After adopting above-mentioned structure, can avoid the shell fragment to upwards perk in transportation process, make the shell fragment carry more steadily.

Preferably, the spring stop driving device 452 and the spring pressing block driving device 462 are cylinders. The air cylinder is adopted, so that the cost is lower, the structure is simple, and the disassembly, the assembly and the maintenance are convenient.

Compared with the prior art, realize the automatic material loading to the shell fragment through first vibrations material loading machine 41, shell fragment dog 451 and shell fragment briquetting 461, make the shell fragment carry and arrange more in order, improve the transport accuracy of shell fragment. And realize the automatic assembly of shell fragment through shell fragment push rod 43, improve assembly efficiency and reduce the cost of labor. In addition, the shrapnel is guided for many times through the shrapnel material guide groove 422 and the shrapnel guide mechanism 47, so that the assembly precision of the shrapnel is improved, and the assembly quality of the shrapnel is further improved.

Preferably, as shown in fig. 13, the second pushing rod device 3b comprises a middle tube pushing mechanism 33 and a small tube clamping mechanism 34 which are arranged at both sides of the umbrella tube conveying mechanism 1; the middle pipe pushing and assembling mechanism 33 is arranged on the outer side edge of the second conveying die holder 112, the small pipe clamping mechanism 34 is arranged on the outer side edge of the fourth conveying die holder 114, and the middle pipe pushing and assembling mechanism 33 comprises a second pushing and assembling rack 331, a middle pipe push rod 332 horizontally arranged on the second pushing and assembling rack 331 and a second push rod driving cylinder 333 for driving the middle pipe push rod 332 to translate along the axial direction; the small tube gripping mechanism 34 is used to grip the small tube from the middle tube. Specifically, the small tube gripping mechanism 34 may employ a robot or a gripping cylinder. The specific structure of the second tappet device 3b can refer to the structure of the first tappet device 3a, and the main difference between the second tappet device 3b and the first tappet device 3a is as follows: the second push rod driving cylinder 333 drives the middle pipe push rod 332 to move axially to extend into the middle pipe and push the small pipe and the middle pipe to penetrate through the large pipe, then the small pipe clamping mechanism 34 clamps the end part of the small pipe extending out and pulls the small pipe and the middle pipe out of the large pipe, and at the moment, the small pipe, the middle pipe and the large pipe are fixed together through the small closing knife and the elastic sheet, so that automatic assembly among the umbrella pipes is completed.

Preferably, as shown in fig. 14 to 15, the middle trough assembling device 5 includes a middle trough mounting frame 51, a second vibration feeding machine 52, a middle trough loading block 53, an umbrella pipe positioning rod 54, a middle trough pushing plate 55, a third lifting driving mechanism 56, a positioning rod driving device 57 and a middle trough pushing plate driving device 58, the second vibration feeding machine 52 is arranged at a side of the middle trough mounting frame 51, the second vibration feeding machine 52 is provided with a second feeding rail 521, the third lifting driving mechanism 56 is arranged on the middle trough mounting frame 51 and drives the middle trough loading block 53 to perform vertical lifting movement, a middle trough feeding trough 531 connected with the second feeding rail 521 is arranged on a side wall of the middle trough loading block 53, and the middle trough feeding trough 531 can be in fit connection with a boss of the middle trough so as to fix the middle trough. The umbrella tube positioning rod 54 is horizontally arranged on the middle groove mounting rack 51, and the middle groove mounting rack 51 is provided with a guide hole for the umbrella tube positioning rod 54 to pass through, so that the stability of the positioning tube during translation is improved. The positioning rod driving device 57 drives the umbrella tube positioning rod 54 to translate along the axis direction, the middle groove push plate 55 is arranged above the umbrella tube positioning rod 54, the middle groove push plate driving device 58 is arranged on the middle groove mounting frame 51 and drives the middle groove push plate 55 to translate, and the translation direction of the middle groove push plate 55 is parallel to the translation direction of the umbrella tube positioning rod 54.

Preferably, the middle trough loading block 53 includes a middle trough receiving portion 532 and a middle trough blocking portion 533, the middle trough blocking portion 533 is disposed on a side of the middle trough receiving portion 532 away from the second loading rail 521, and the middle trough loading block 531 forms a loading opening on a side wall of the middle trough receiving portion 532. After adopting above-mentioned structure, the well inslot rolls into well inslot feed chute 531 by the feed inlet of well groove material receiving portion 532, and well groove material blocking portion 533 keeps off the centering groove spacing of keeping out to preliminarily fix a position the well groove, in order to guarantee that umbrella pipe locating lever 54 can pass the hole of well nest.

Preferably, the middle groove push plate 55 is disc-shaped, and the power output end of the middle groove push plate driving device 58 is connected with the central part of the middle groove push plate 55. After adopting above-mentioned structure, can make well groove push pedal 55 more steady when the translation to even well groove push pedal 55 rotates around the axis, well groove push pedal 55 still can fix a point and promote well groove.

More preferably, the third elevation driving mechanism 56, the positioning rod driving device 57, and the middle groove pushing plate driving device 58 are air cylinders. The air cylinder is adopted, so that the structure is simple, the cost is low, and the maintenance, the assembly and the disassembly are convenient.

Preferably, as shown in fig. 16 to 24, the external tooth assembling device 6 includes a third vibration feeder 61, an external tooth assembling frame 62, an external tooth assembling slide plate 63, an external tooth slide plate driving device 64 for driving the external tooth assembling slide plate 63 to horizontally slide, and an external tooth automatic riveting mechanism 69 for riveting external teeth; the third vibration feeding machine 61 is provided with a third feeding rail 611, an outer tooth assembly sliding plate 63 is slidably connected with the outer tooth assembly rack 62, the front end of the outer tooth assembly sliding plate 63 is provided with an outer tooth clamping groove 631 connected with the discharge end of the third feeding rail 611, a feed inlet for the outer teeth to enter is formed in the side wall of the outer tooth clamping groove 631 close to one end of the third feeding rail 611, the outer tooth clamping groove 631 is used for fixing the outer teeth, an outer tooth pressing block 651 and an outer tooth pressing block driving device 652 for driving the outer tooth pressing block 651 to ascend and descend are arranged above the front end of the outer tooth clamping groove 631, and an outer tooth baffle 661 and an outer tooth baffle driving device 662 for driving the outer tooth baffle 661 to ascend and descend are arranged above the front end of the outer tooth clamping groove 631.

Preferably, in order to avoid that the outer teeth are taken out of the umbrella tube by the friction between the outer teeth clamping grooves 631 and the lower ends of the outer teeth when the outer teeth assembling sliding plate 63 is reset, the outer teeth assembling frame 62 is further provided with an outer teeth ejecting device 67, the outer teeth ejecting device 67 comprises an ejecting connecting plate 671 and an ejecting wedge 672, the driving wedge block 673, the ejecting spring 674 and the wedge block driving cylinder 675, the ejecting connecting plate 671 is vertically arranged on the rear side of the outer tooth clamping groove 631, the wedge block driving cylinder 675 is arranged on the ejecting connecting plate 671 and drives the driving wedge block 673 to move up and down, the lower surface of the driving wedge block 673 is provided with a first inclined surface, the upper surface of the ejecting wedge block 672 is provided with a second inclined surface matched with the first inclined surface, the front side surface of the ejecting wedge block 672 is provided with an ejecting rod 6721 capable of penetrating into the outer tooth clamping groove 631, the ejecting connecting plate 671 is provided with a through hole for the ejecting rod 6721 to pass through, and the rear side wall of the outer tooth clamping groove 631 is also provided with a through hole for the ejecting rod 6721 to extend into. One end of the ejector spring 674 abuts against the rear side of the ejector wedge 672, and the other end of the ejector spring 674 abuts against the outer tooth assembly housing 62. After adopting above-mentioned structure, during the assembly, voussoir drive cylinder 675 drives the decline of drive voussoir 673 and cooperates with liftout voussoir 672 to drive liftout voussoir 672 and liftout pole 6721 and remove backward, liftout pole 6721 takes off outer tooth card silo 631. After the outer teeth are assembled, in the process that the outer teeth assembly sliding plate 63 is reset backwards, the wedge block driving cylinder 675 drives the driving wedge block 673 to move upwards, the ejecting wedge block 672 moves forwards gradually under the action of the elastic force of the ejecting spring 674, the ejecting rod 6721 gradually penetrates into the outer teeth clamping groove 631 to abut against the rear side face of the outer teeth, the outer teeth can be always abutted and fixed on the umbrella tube, and the outer teeth are prevented from being separated from the umbrella tube.

Preferably, the front end of the outer tooth assembly sliding plate 63 is further provided with a second umbrella tube fixing mechanism 68, the second umbrella tube fixing mechanism 68 comprises an umbrella tube clamping block 681 and a fourth clamping jaw cylinder 682 for driving the umbrella tube clamping block 681 to be attached to or detached from each other, and a large tube clamping groove 6811 is formed in the inner side wall of the umbrella tube clamping block 681. After adopting above-mentioned structure, before the assembly, fourth clamping jaw cylinder 682 drive umbrella pipe clamp splice 681 presss from both sides the tip of tight big pipe to fix a position and fix the big pipe, make outer tooth can be more accurate insert big pipe tip, improve the assembly precision and the assembly quality of outer tooth.

Preferably, the umbrella tube receding groove 6311 is arranged at the front end of the bottom wall of the outer tooth material clamping groove 631. After adopting above-mentioned structure, umbrella pipe groove 6311 of stepping down can provide the stepping down to the umbrella pipe when the outer tooth of assembly, prevents that umbrella pipe and outer tooth card material groove 631 from taking place the interference phenomenon.

Preferably, the outer tooth assembling frame 62 is provided with a third guide rail 621, an extending direction of the third guide rail 621 is parallel to a translation direction of the outer tooth assembling sliding plate 63, and a lower end of the outer tooth assembling sliding plate 63 is provided with a third guide groove 632 slidably connected to the third guide rail 621. After adopting above-mentioned structure, third guide rail 621 and third guide slot 632 can provide the direction when outer tooth assembly slide 63 translates, make outer tooth assembly slide 63 translation more steady.

Preferably, the outer-tooth slide driving means 64, the outer-tooth press block driving means 652 and the outer-tooth baffle driving means 662 are air cylinders. The air cylinder is adopted, so that the cost price is lower, the structure is simple, and the disassembly, the assembly and the maintenance are convenient.

Preferably, the automatic outer-tooth riveting mechanism 69 is arranged at the side of the umbrella tube conveying mechanism 1, and the automatic outer-tooth riveting mechanism 69 comprises a nailing mechanism 691, a nail feeding mechanism 692 and a nail supplementing mechanism 693; the nail feeding mechanism 692 comprises a strip nail feeding plate 6921, a transverse material pressing plate 6922 and a nail feeding cylinder 6923, wherein a strip nail feeding groove 6924 is formed in the upper surface of the strip nail feeding plate 6921, the strip nail feeding groove 6924 is vertically arranged, the depth of the strip nail feeding groove 6924 is equal to the length of a pin, one end of the strip nail feeding groove 6924 extends to a nailing part of the nailing mechanism 691, the other end of the strip nail feeding groove extends to the side wall of the transverse material pressing plate 6922 to form an opening, the transverse material pressing plate 6922 is in sliding connection with the strip nail feeding groove 6924, the nail feeding cylinder 6923 is arranged on the strip nail feeding plate 6921 and drives the transverse material pressing plate 6922 to move repeatedly along the strip nail feeding groove 6924, a material supplementing opening 69241 is arranged on the side wall of the strip nail feeding groove 6924, the nail feeding mechanism 693 is arranged on the strip nail feeding plate 6921, the nail supplementing mechanism 693 is arranged on one side of the strip nail feeding groove 6924 where the material supplementing opening 69241 is arranged, and the nail supplementing mechanism 693 is used for conveying the strip nails into the strip nail feeding groove 6924 through the material supplementing opening 69241. After the structure is adopted, in the embodiment, in order to enable the nailing mechanism 691 to continuously and uninterruptedly nail, and enable the pin to be more convenient to convey, the strip nails are adopted as the pin raw materials and conveyed to the nailing mechanism 691 to nail, during working, the nail conveying cylinder 6923 drives the transverse pressure plate 6922 to move to the rearmost end of the strip nail feeding groove 6924, a plurality of groups of strip nails are arranged in the nail supplementing mechanism 693, the strip nails are pushed into the strip nail feeding groove 6924 by the nail supplementing mechanism 693, then the nail conveying cylinder 6923 drives the transverse pressure plate 6922 to push the strip nails in the strip nail feeding groove 6924 to be conveyed to the nailing mechanism 691 towards the front end of the strip nail feeding groove 6924, the nailing mechanism 691 drives the pin at the foremost end of the strip nails into the umbrella pipe, and then the nail conveying cylinder 6923 drives the transverse pressure plate 6922 to continuously push the strip nails forwards, so that automatic feeding of the nailing mechanism 691 is realized. When the chain riveting consumes to certain surplus, send nail cylinder 6923 drive horizontal pressure flitch 6922 to move to the rear side of material supplementing mouth 69241, the mechanism 693 of supplementing nails carries the chain riveting to the chain riveting chute 6924 in by material supplementing mouth 69241, later send nail cylinder 6923 to drive horizontal pressure flitch 6922 of redriving and promote new chain riveting to support old chain riveting forward, guarantee the continuous incessant transport of chain riveting, make nailing mechanism 691 can carry out incessant continuous nailing, the efficiency of nailing is greatly improved, and then the assembly efficiency of stick in the umbrella has been promoted.

Preferably, when the chain riveting of front end was carried certain length in order to control, horizontal pressure flitch 6922 can retreat to the rear side of benefit material mouth 69241, makes things convenient for benefit nail mechanism 693 to mend the nail to make the chain riveting leave certain surplus, thereby guarantee nailing mechanism 691 can incessantly last nailing. According to the invention, the rear end of the piston rod of the nail feeding cylinder 6923 is provided with the induction magnetic ring, the cylinder body of the nail feeding cylinder 6923 is provided with the magnetic switch, the setting position of the induction switch is set according to the allowance required by the front-end chain riveting, and the length of the allowance required by the front-end chain riveting is generally smaller than the length from the front side wall of the feeding port 69241 to the nailing part of the nailing mechanism 691, so that the interference generated when the feeding mechanism 693 feeds the supplemented chain riveting into the feeding port 69241 is avoided. When the nail feeding cylinder 6923 pushes the transverse material pressing plate 6922 forwards, the piston rod of the nail feeding cylinder 6923 drives the induction magnetic ring to move forwards gradually, when the induction magnetic ring moves to the magnetic switch, the magnetic switch generates a reaction signal to drive the piston rod to stop moving forwards continuously, and the piston rod is controlled to move backwards and reset, so that the nail supplementing mechanism 693 performs nail supplementing, in the embodiment, the amount of front-end nail strip control is that the rear end of a nail strip just passes through the front side wall of the material supplementing opening 69241, and when the nail strip is supplemented, the nail strip at the rear end can just abut against the nail strip at the front end, so that the nail supplementing interval is reduced, and the nail supplementing efficiency is accelerated. As another embodiment of the present invention, a visual sensor may be further disposed at the front end of the strip nail feeding groove 6924, and when the visual sensor detects the transverse pressure plate 6922, the nail feeding cylinder 6923 drives the pressure plate to reset, so as to control the remaining length of the front strip nails.

Preferably, the width of the transverse pressing plate 6922 is equal to that of the strip nail feeding groove 6924, and by adopting the structure, the transverse pressing plate 6922 can be matched with the strip nail feeding groove 6924 more closely, and the transverse pressing plate 6922 can slide forwards more stably. And the pushing area of the transverse material pressing plate 6922 is increased, so that the transverse material pressing plate 6922 can stably push the chain riveting, the pushing force on the side surface of the chain riveting is more uniform, and the feeding stability is improved.

Preferably, the staple feeding mechanism 692 includes a staple feeding transverse rail 6925 and a staple feeding slider 6926, the staple feeding transverse rail 6925 is disposed at a side of the staple feeding slot 6924, an extending direction of the staple feeding transverse rail 6925 is parallel to an extending direction of the staple feeding slot 6924, the staple feeding slider 6926 is slidably connected to the staple feeding transverse rail 6925, a piston rod of the staple feeding cylinder 6923 is connected to the staple feeding slider 6926, and the transverse material pressing plate 6922 is mounted on the staple feeding slider 6926. After the structure is adopted, the transverse pressing plate 6922 is further guided by the nail feeding sliding block 6926 and transversely sliding, so that the transverse pressing plate 6922 can slide more stably.

Preferably, the nail feeding mechanism 693 includes a nail storage groove 6931, a nail feeding cylinder 6932 and a longitudinal material pressing block 6933, the nail storage groove 6931 is arranged on the nail arranging feed plate 6921 and located on the side of the nail feeding port 69241, the extending direction of the nail storage groove 6931 is perpendicular to the extending direction of the nail arranging feed groove 6924, the groove width of the nail storage groove 6931 is equal to the width of the nail feeding port 69241 and the length of the nails, the longitudinal material pressing block 6933 is arranged in the nail storage groove 6931 and is in sliding connection, and the nail feeding cylinder 6932 drives the longitudinal material pressing block 6933 to move along the extending direction of the vertical nail arranging feed groove 6924. After adopting above-mentioned structure, arrange multiunit chain riveting in proper order in storing up nail groove 6931, during the mend nail, horizontal pressure flitch 6922 moves to the rear of feed supplement mouth 69241, and the certain distance is moved forward to the vertical pressure feed block 6933 of mend nail cylinder 6932 drive, promotes the chain riveting forward and carries, and the chain riveting passes through feed supplement mouth 69241 and imbeds in the chain riveting pay-off groove 6924 to realize the automatic feed supplement of chain riveting, reduce the interval of mended nail, reduce the cost of labor, and further improve nailing efficiency.

Preferably, the nail feeding mechanism 693 further includes a nail feeding mounting frame 6934, a longitudinal rail 6935 and a nail feeding slider 6936, the nail feeding mounting frame 6934 is arranged above the nail feeding plate 6921, the longitudinal rail 6935 is arranged on the nail feeding mounting frame 6934, the extending direction of the longitudinal rail 6935 is perpendicular to the extending direction of the nail feeding groove 6924, the nail feeding slider 6936 is slidably connected with the longitudinal rail 6935, a piston rod of the nail feeding cylinder 6932 is connected with the nail feeding slider 6936, and the longitudinal pressing block 6933 is mounted on the nail feeding slider 6936. After the structure is adopted, the longitudinal material pressing block 6933 is further guided to slide through the longitudinal rail 6935 and the patch nail slide block 6936, so that the longitudinal material pressing plate slides more stably.

Preferably, nailing mechanism 691 is including establishing the last portion of nailing above the chain riveting feed chute 6924 front end, and the correspondence is established and is being beaten the portion of nailing down in last portion of nailing below, and the position that the chain riveting feed chute 6924 was established between last portion of nailing and lower portion of nailing is the nailing position, goes up the nailing portion and includes the vertical pressure nail cylinder 6911 that sets up and connect the nailing briquetting 6912 on the piston rod of pressure nail cylinder 6911, and pressure nail cylinder 6911 drive nailing briquetting 6912 carries out the elevating movement. The lower nailing part comprises a vertically arranged nailing cylinder 6913 and a thimble 6914 connected to a piston rod of the nailing cylinder 6913, and the nailing cylinder 6913 drives the thimble 6914 to perform lifting movement. After adopting above-mentioned structure, during the nailing, horizontal pressure flitch 6922 carries the chain riveting to chain riveting chute 6924's foremost, the umbrella pipe passes through umbrella pipe conveying mechanism and carries to the below of nailing briquetting 6912, it is fixed that the umbrella pipe is compressed tightly to the downward removal of pressure nail cylinder 6911 drive nailing briquetting 6912, then nailing cylinder 6913 drive thimble 6914 upward movement, thimble 6914 upwards jacks up the pin of the foremost end of chain riveting chute 6924, it is intraductal to make the pin squeeze into the umbrella, thereby realize the incessant automatic nailing to the umbrella pipe, and nailing mechanism 691 simple structure, convenient maintenance.

Preferably, the nailing pressing block 6912 comprises a connecting part connected with the nailing cylinder 6911 and a pressing part extending downwards, and the lower surface of the pressing part is provided with a nailing arc-shaped groove 121 correspondingly matched with the outer circumferential surface of the umbrella pipe. After adopting above-mentioned structure, make nailing briquetting 6912 installation more firm to the umbrella pipe that compresses tightly that nailing briquetting 6912 can be more firm avoids the umbrella pipe swing when the nailing, improves the nailing quality.

Preferably, the nailing mechanism 691 further comprises a nailing cover plate 6915, the nailing cover plate 6915 is connected with the strip nail feeding plate 6921 and covers the front end of the strip nail feeding groove 6924, a nail through hole 69151 is formed in the nailing cover plate 6915, and the projection of the nail through hole 69151 on the horizontal plane is tangent to the front side wall of the strip nail feeding groove 6924, so that when the strip nail abuts against the front end of the strip nail feeding groove 6924, the pin at the front end can just pass through the nail through hole 69151. Adopt above-mentioned structure, during the nailing, the pin upwards moves and passes through drift hole 69151, and drift hole 69151 can lead and decide the pin, makes the more accurate of pin assembly. In addition, the lower surface of nailing apron 6915 can support with the pin upper end of back row, avoids the front end perk of gang nail when the nailing, makes things convenient for the pin separation of foremost.

Preferably, as shown in fig. 25 to 27, the upper trough assembling device 7 includes an upper trough assembling frame 71, a fourth vibrating feeder 72, an upper trough assembling slider 73, an assembling slider driving device 774, a positioning slider 75, a positioning slider driving device 76, and an upper trough automatic riveting mechanism; the fourth vibrating feeder 72 is provided with a fourth feeding rail 721, the upper chute assembly slider 73 is slidably connected with the upper end of the upper chute assembly frame 71, the sliding direction of the upper chute assembly slider 73 is perpendicular to the feeding direction of the fourth feeding rail 721, the assembly slider driving device 774 drives the upper chute assembly slider 73 to move in a translation manner, an upper chute receiving groove 731 connected with the fourth feeding rail 721 is arranged at the front end of the upper chute assembly slider 73, the upper chute receiving groove 731 forms a feeding port on one side of the upper chute assembly slider 73 close to the fourth feeding rail 721, an upper chute pressing block 732 and a pressing block driving device 733 driving the upper chute pressing block 732 to ascend and descend are arranged above the upper chute receiving groove 731, the positioning slider 75 is arranged in front of the upper chute receiving groove 731, an upper chute positioning groove 751 penetrating through the side surface of the positioning slider 75 close to the fourth feeding rail 721 is arranged on the upper chute assembly frame 76 and drives the positioning slider 75 to be close to or far away from the fourth feeding rail 721. The automatic upper groove riveting mechanism is arranged on the side edge of the umbrella tube conveying mechanism 1, and the specific structure of the automatic upper groove riveting mechanism can refer to the structure of the automatic outer tooth riveting mechanism.

After the structure is adopted and before assembly, the positioning slide block driving device 76 drives the upper groove material pressing block 732 to ascend to be far away from the upper groove material receiving groove 731, and the material pressing block driving device 733 drives the positioning slide block 75 to translate to the front end of the upper groove material receiving groove 731. Fourth vibrations material loading machine 72 carries the upper chute to the upper chute connect the silo 731 on, and the boss portion of upper chute falls to the chute feeder fixed, and the connecting pipe portion of upper chute falls to and fixes in the upper chute constant head tank 751, can make the axis of upper chute keep the level like this, makes the upper chute can more accurate insert umbrella pipe tip, improves the assembly precision and the assembly quality of umbrella pipe. During assembly, the umbrella tube conveying mechanism horizontally conveys the umbrella tubes to the side edge of the upper groove assembly sliding block 73, the positioning sliding block driving device 76 drives the upper groove pressing block 732 to descend to press the boss part of the upper groove, so that the upper groove is fixed on the upper groove receiving groove 731, then the pressing block driving device 733 drives the positioning sliding block 75 to be separated from the upper groove, the assembly sliding block driving device 774 drives the upper groove assembly sliding block 73 to be close to the umbrella tubes, the upper groove is sleeved at the end part of the umbrella tubes, finally, the positioning sliding block driving device 76 drives the upper groove pressing block 732 to ascend to release the upper groove, and the assembly sliding block driving device 774 drives the upper groove assembly sliding block 73 to reset to complete one assembly process.

Preferably, the umbrella tube fixing device further comprises a third umbrella tube fixing mechanism 77, the third umbrella tube fixing mechanism 77 comprises a fifth clamping jaw cylinder 771 and a fixing clamp block 772, and an umbrella tube fixing groove 773 is formed in the fixing clamp block 772. After adopting above-mentioned structure, fifth clamping jaw cylinder 771 can drive fixed clamp 772 and laminate each other, makes umbrella pipe fixed slot 773 press from both sides tight umbrella pipe and carry out the accurate positioning, takes place to remove when avoiding umbrella pipe assembly to go up the groove simultaneously, further promotes the assembly precision in groove.

Preferably, the side wall of the upper groove positioning groove 751 is provided with a positioning surface 7511 abutting against the connecting tube part of the upper groove, and the positioning surface 7511 abuts against and limits the position of the connecting tube part of the upper groove, so as to position the front end of the upper groove

Preferably, the positioning slider 75 is provided with a guide bar 752, and the guide bar 752 is slidably connected to the upper tank assembly frame 71. After adopting the above structure, the guide bar 752 can make the positioning slider 75 slide more stably, and can prevent the positioning slider 75 from deflecting, thereby improving the positioning accuracy.

Preferably, the upper groove assembling frame 71 is provided with a fourth guide rail, the extending direction of the fourth guide rail is parallel to the driving direction of the assembling slide block driving device 774, and the lower end of the upper groove assembling slide block 73 is provided with a fourth guide groove in sliding fit with the fourth guide rail. After adopting above-mentioned structure, can improve the smoothness and the accuracy of upper groove assembly slider 73 translation to make upper groove assembly slider 73 can be more accurate drive the cover with the upper groove and establish on the umbrella pipe tip.

Preferably, the upper chute receiving groove 731 has an arcuate transition surface 7311 that mates with the boss portion of the upper chute. With the above structure, the arc-shaped transition surface 7311 can be fitted with the outer circumferential surface of the boss portion of the upper groove, thereby accurately positioning the rear end of the upper groove.

Preferably, the rear end of the upper groove pressing block 732 is provided with a pressing block guiding protrusion 7321, and the upper groove assembling frame 71 is provided with a pressing block guiding groove 712 vertically provided for the sliding fit of the pressing block guiding protrusion 7321. By adopting the structure, the material pressing block guide projection 7321 can ascend and descend more stably.

Preferably, the lower surface of the upper groove pressing block 732 is provided with a slider abdicating groove 7322, and the slider abdicating groove 7322 provides abdications for the positioning slider 75, so as to avoid interference between the positioning slider 75 and the upper groove pressing block 732.

Preferably, the assembly slide driving device 774, the positioning slide driving device 76, and the swaging block driving device 733 are air cylinders. The air cylinder is adopted, so that the structure is simple, the price and cost are reduced, and the replacement and maintenance are convenient.

Preferably, as shown in fig. 28, the material retracting device 8 includes an umbrella pipe jacking device 81 for jacking up the umbrella middle rod on the umbrella pipe conveying mechanism 1 and an umbrella pipe pushing device 82 for retracting the umbrella middle rod, the umbrella pipe jacking device 81 is arranged at both sides of the umbrella pipe conveying mechanism 1, the umbrella pipe pushing device 82 is arranged at a side edge of the umbrella pipe jacking device 81, the umbrella pipe pushing device 82 includes a pushing frame 821, a first push plate 822 and a pushing driving device 823, a pushing bump 8221 for pushing and pushing an end of the umbrella middle rod is arranged on the first push plate 822, the pushing driving device 823 is arranged on the pushing frame 821, and the pushing driving device 823 drives the first push plate 822 to move along the axial direction of the umbrella middle rod.

Preferably, in order to push the middle groove of the middle stick of the umbrella to the end of the middle stick of the umbrella when the middle stick of the umbrella is retracted, the umbrella tube pushing device 82 further comprises a second push plate 824 for pushing the middle groove and a first push rod 825, the second push plate 824 is disposed in front of the first push plate 822, the first push plate 822 and the second push plate 824 are fixed on the first push rod 825, the extending direction of the first push rod 825 is parallel to the moving direction of the first push plate 822, and the first push rod 825 is slidably connected with the push frame 821. After the structure is adopted, when the pushing and pressing driving device 823 drives the first pushing and pressing rod 822 to translate, the first pushing and pressing rod 825 is driven to move forwards, then the second pushing and pressing plate 824 at the front end of the first pushing and pressing rod 825 is driven to move forwards together, when the second pushing and pressing plate 824 translates, the middle groove is pushed forwards, and then the umbrella middle rod is pushed by the first pushing and pressing plate 822 to be condensed. Thereby realize the automatic regulation of centering trench position when receiving the material. In addition, the first pushing and pressing rod 825 can prevent the first pushing and pressing plate 822 from deflecting, so that the pushing and pressing convex block can more accurately push the end part of the middle rod of the umbrella, and the material receiving precision is improved.

Preferably, the lower end of the second push plate 824 is provided with a push plate arc-shaped relief groove 8241. After adopting above-mentioned structure, push pedal arc abdication groove 8241 can supply the umbrella well stick to pass to increase the area of contact between second push pedal 824 and the well groove, make the groove in second push pedal 824 can more steady promotion.

Preferably, the umbrella tube pressing device 82 further includes a second pressing push rod 826, the second pressing push rod 826 is disposed in parallel with the first pressing push rod 825, the second pressing push rod 826 is slidably connected to the pressing frame 821, and a front end of the second pressing push rod 826 is fixedly connected to the second push plate 824. After adopting above-mentioned structure, the second bulldozes push rod 826 can prevent that second push pedal 824 from deflecting, and the excellent push pedal arc that passes that makes in the umbrella lets groove 8241 of stepping down to the groove in the promotion that second push pedal 824 can be more steady, the receipts material precision of stick in the further promotion umbrella.

Preferably, the umbrella pipe jacking device 81 comprises a jacking frame 811, a jacking cylinder 812 and a jacking plate 813, the upper end of the jacking plate 813 is provided with a jacking clamping groove 8131 for the end of the umbrella middle rod to enter, and the jacking cylinder 812 is arranged on the jacking frame 811 and drives the jacking plate 813 to move up and down. After the structure is adopted, the jacking cylinder 812 drives the jacking plate 813 to move upwards, so that two ends of the stick in the umbrella are respectively clamped into the jacking clamping grooves 8131 on two sides. And the jacking clamping grooves 8131 on the jacking plates 813 on the two sides are respectively matched with the outer teeth at the two ends of the umbrella middle rod and the appearance of the upper groove, so that the umbrella middle rod is always kept horizontal during jacking.

Preferably, the material shrinking device 8 further comprises a material shrinking guide rail 83 arranged at the discharging end of the umbrella tube conveying mechanism 1, material shrinking guide baffles 831 are arranged on two sides of the material shrinking guide rail 83, and the material shrinking guide baffles 831 limit two ends of the umbrella middle rod. After adopting above-mentioned structure, after the stick is condensed in the umbrella, bulldoze drive 823 drive first push pedal 822 and reset and loosen the stick in the umbrella, the stick falls into in the material guide track 83 that contracts in the umbrella to along the material guide track 83 that contracts landing and collect in unison.

Preferably, the pressing driving means 823 is a cylinder. Simple structure, low price cost and convenient maintenance and replacement.

Preferably, in order to realize automatic feeding of the umbrella pipes, the assembly efficiency of the umbrella middle rod is further improved. As shown in fig. 29 to 33, the umbrella tube feeding device 9 further includes an umbrella tube feeding device 9, the umbrella tube feeding device 9 includes a feeding frame 91, the feeding frame 91 has a feeding portion and a conveying portion, the feeding portion is used for placing umbrella tubes, the conveying portion is used for conveying umbrella tubes for feeding, the feeding portion includes a plurality of storage bins 911 arranged side by side, in this embodiment, three storage bins 911 are provided, and are respectively used for placing large tubes, medium tubes and small tubes, a feeding port is provided at an upper end of the storage bin 911, a discharging port is provided at a lower end of the storage bin 911, a first material guiding plate 9111 is provided inside the storage bin 911, the first material guiding plate 9111 is gradually inclined downwards towards the discharging port, so that the umbrella tubes can roll towards the discharging port on the first material guiding plate 9111. The discharging port is provided with a material arranging mechanism 92, and the material arranging mechanism 92 can arrange the umbrella pipes in the storage bin 911 in a sequence, so that only one umbrella pipe is sent out from the discharging port at a time. The conveying part comprises a feeding mechanism 93, and the feeding end of the feeding mechanism 93 is correspondingly arranged at the discharge hole. Reason material mechanism 92 is including reason material pivot 921, reason material roller 922 and second motor 923, reason material pivot 921 level is established at the discharge gate department, and reason material roller 922 cover is established on reason material pivot 921, is equipped with the reason material roller groove of stepping down 9112 that supplies reason material roller 922 to stretch into on the lateral wall of storage silo 911. The distance between the outer circumferential surface of the material arranging roller 922 and the first material guide plate 9111 is smaller than the diameter of the conveyed umbrella pipe, so that the discharge hole is blocked, and the umbrella pipe on the first material guide plate 9111 cannot automatically slide from the discharge hole. Evenly be equipped with umbrella pipe chute feeder 9221 on the outer periphery of reason material roller 922, second motor 923 is established on material loading frame 91, and the power output shaft of second motor 923 passes through the pulley mechanism and is connected with reason material pivot 921 to the drive is managed the rotation of material pivot 921. After adopting above-mentioned structure, earlier place the big pipe, well pipe and tubule respectively in storage silo 911, each umbrella pipe slides to the discharge gate along first stock guide 9111, and second motor 923 drive reason material pivot 921 rotates, and the parallel connection is managed material roller 922 and is rotated, and when managing material roller 922 and rotating, the umbrella pipe constantly rolls at material roller 922 lower extreme, avoids the umbrella pipe to block up the discharge gate. The umbrella pipe can imbed in umbrella pipe chute feeder 9221 when rolling, and the umbrella pipe is taken out by the discharge gate when umbrella pipe chute feeder 9221 moves forward to can only imbed an umbrella pipe in every umbrella pipe chute feeder 9221, thereby realize that the discharge gate only exports an umbrella pipe at every turn, make the umbrella pipe carry more orderly, and realize the automatic of umbrella pipe and carry, promote the machining efficiency of umbrella pipe then, reduce the cost of labor.

Preferably, the material arranging mechanism 92 further comprises a second material guiding plate 924, a separating frame 925, a first material feeding cylinder 9261, a second material feeding cylinder 9271, a material arranging stop block 9262 and a material arranging press block 9272, the second material guiding plate 924 is connected to the lower end of the first material guiding plate 9111, the second material guiding plate 924 gradually extends downwards from back to front, the separating frame 925 is arranged above the second material guiding plate 924, two ends of the separating frame 925 are mounted on the material feeding frame 91, the first material feeding cylinder 9261 and the second material feeding cylinder 9271 are respectively arranged on the second material guiding plate 924 in parallel and front and back, the material arranging stop block 9262 is connected with a piston rod of the first material feeding cylinder 9261, the material arranging press block 9272 is connected with a piston rod of the second material feeding cylinder 9271, the first material feeding cylinder 9261 and the second material feeding cylinder 9271 respectively drive the material arranging stop block 9262 and the material arranging press block 9272 to vertically move up and down, a material accommodating space 9272 is arranged between the material arranging stop block 9262 and the material arranging press block 9272, the front-back distance of the material containing space is equal to the pipe diameter of the umbrella pipe to be conveyed. After the structure is adopted, when the umbrella pipe slides downwards from the first material guide plate 9111 to the second material guide plate 924, the first material feeding cylinder 9261 drives the material arranging baffle 9262 to descend to the second material guide plate 924 to block the umbrella pipe in the initial state, the second material feeding cylinder 9271 drives the material arranging pressure block 9272 to descend to press the umbrella pipe during separation, so that only one umbrella pipe is left in the material containing space, then the first material feeding cylinder 9261 drives the material arranging baffle 9262 to ascend, the umbrella pipe in the material containing space is separated to roll downwards to the material feeding mechanism 93, the umbrella pipe at the back is pressed and fixed by the material arranging pressure block 9272, the conveying speed and the conveying interval of the umbrella pipe are adjusted, and the conveying of the umbrella pipe is more intelligent.

Preferably, in this embodiment, the feeding mechanism 93 includes a third motor 931 and a conveyor belt 932, the conveyor belt 932 is disposed below the second material guiding plate 924, and each conveyor belt corresponds to one conveyor belt, the third motor 931 is disposed on the feeding frame 91, and the third motor 931 is in transmission connection with the conveyor belt 932. After adopting above-mentioned structure, conveyer belt 932 simple structure conveniently sets up the overall arrangement to be convenient for maintain. In addition, the conveyer 932 can more smoothly convey the umbrella tube. The conveyer 932 is also provided with a material guide baffle 9321 above the discharge end, and the material guide baffle 9321 extends along the feeding direction of the conveyer 932. After adopting above-mentioned structure, can make the delivery umbrella pipe that the discharge end of conveyer belt 932 can be more steady.

Preferably, feed mechanism 93 still includes fixed frame 951, the rear end and the fixed frame 951 of feed frame 91 rotate to be connected, the front end below of feed frame 91 is equipped with third material loading cylinder 952, the vertical setting of third material loading cylinder 952, the piston rod of third material loading cylinder 952 rotates with feed frame 91 to be connected, the discharge end of feed mechanism 93 is equipped with material stopping plate 953, and is concrete, material stopping plate 953 slope sets up the front end at conveyer belt 932, make the umbrella pipe can't independently carry out from conveyer belt 932. After adopting above-mentioned structure, when conveyer belt 932 need carry the umbrella pipe of front end to the assembly station, third material loading cylinder 952 stimulates the front end of feed frame 91 downwards, and the front end of feed frame 91 is the downward beat, makes conveyer belt 932 downward sloping, drives the umbrella pipe on the conveyer belt 932 and moves downwards together, makes the umbrella pipe on the conveyer belt card go into downwards on the conveying die holder that corresponds the setting to realize automatic material loading. And then the third feeding cylinder 952 drives the feeding rack 91 to swing upwards and reset. Compared with the prior art, the automatic step-by-step pay-off to the umbrella pipe can be realized to above-mentioned structure, makes the umbrella pipe carry more orderly to on feed frame 91 can carry three umbrella pipes to the assembly station simultaneously when downward beat, further promote conveying efficiency, then improve the assembly speed of umbrella pipe.

Preferably, both sides of feed rack 91 below still are equipped with material loading gag lever post 954, and the cover is equipped with buffer spring 955 on the material loading gag lever post 954, and material loading gag lever post 954 supplies buffer spring 955 to lead, and buffer spring 955's upper end and feed rack 91's lower extreme support. By adopting the structure, the feeding frame 91 can be buffered by the buffer spring 955 against the feeding frame 91 in the process of deflection, so that the feeding frame 91 swings more stably, the impact force on the feeding frame 91 is reduced, the device is prevented from being damaged, and the service life of the device is prolonged.

Preferably, the upper end and the lower end of the small pipe are placing surfaces for stable placement, the front end and the rear end of the small pipe are arc-shaped surfaces, and the arc-shaped surfaces at the two ends are respectively provided with a small closing knife slot for mounting a small closing knife and a big closing knife slot for mounting a big closing knife, so that the front end and the rear end of the small pipe need to be oriented in the process of feeding a large amount of small pipes, and the small pipes are convenient to further assemble. The invention is characterized in that a conveyor belt 932 of a small pipe is provided with a directional mechanism 94, the directional mechanism 94 positions the front and back directions of the small pipe, the directional mechanism 94 comprises a detection mechanism and an adjusting mechanism, the detection mechanism is arranged above the conveyor belt 932, the adjusting mechanism is arranged on the side edge of the conveyor belt 932, the detection mechanism comprises a detection cylinder 941 and a small pipe baffle 942, the side surface of the small pipe baffle 942 facing the conveyor belt 932 is provided with a sensor 943, the sensor 943 can be an optical fiber sensor 943, and the adjusting mechanism can fix one end of the umbrella pipe and rotate the umbrella pipe 180 degrees. After the structure is adopted, the small tubes are conveyed to the orienting mechanism 94 by the conveyer belt 932, the detection cylinder 941 drives the small tube baffle 942 to descend to the conveyer belt 932 to block the small tubes, the optical fiber sensor 943 detects whether the front end arc-shaped surface of the small tubes is provided with a slot (determined by the difference of reflection quantity), if the front end arc-shaped surface of the small tubes is provided with the slot, the detection cylinder 941 drives the small tube baffle 942 to ascend, and the small tubes are conveyed forwards continuously by the conveyer belt 932; if the front arc surface of the small pipe is not slotted, the adjusting mechanism clamps the small pipe and rotates 180 degrees, then the detection cylinder 941 drives the small pipe baffle 942 to ascend, and the conveyer belt 932 continues to convey the small pipe forwards. Compared with the prior art, the orientation of the small pipe can be automatically oriented, so that the conveying precision of the small pipe is improved, and the assembly efficiency of the small pipe is improved.

In this embodiment, the adjusting mechanism comprises an adjusting rotary cylinder 944, a rotary pin 945 and an adjusting push-in cylinder 946, wherein the rotary pin 945 is horizontally arranged at the side edge of the conveyer 932, and when the tubule baffle 942 blocks the tubule, the axis of the rotary pin 945 is coincident with the axis of the tubule, so that the rotary pin 945 can be conveniently inserted into the tubule. The adjusting rotary cylinder 944 is slidably connected to the feeding frame 91 and drives the rotary pin 945 to rotate, and the adjusting push-in cylinder 946 is arranged on the feeding frame 91 and drives the adjusting rotary cylinder 944 to horizontally move. After adopting above-mentioned structure, when the tubule needs to be adjusted, adjust and push into cylinder 946 drive and adjust revolving cylinder 944 horizontal migration to drive swivel pin 945 and insert in the tubule with tubule fixed connection, then adjust revolving cylinder 944 drive swivel pin 945 and rotate 180 degrees, make the tubule also rotate 180 degrees around the axis, thereby realize the automatic adjustment to the tubule direction, improve the assembly degree of accuracy of tubule, reduce the manual regulation cost simultaneously.

Preferably, the adjusting mechanism further comprises an adjusting slide rail 947 and an adjusting slide block 948, the adjusting slide rail 947 is arranged on the side edge of the feeding rack 91, the extending direction of the adjusting slide rail 947 is parallel to the axial direction of the rotating pin 945, the adjusting slide block 948 is connected with the adjusting slide rail 947 in a sliding manner, a piston rod of the adjusting push-in cylinder 946 is connected with the adjusting slide block 948, and the adjusting rotary cylinder 944 is installed on the adjusting slide block 948.

The working steps of the invention are as follows:

(1) umbrella pipe loading attachment carries the umbrella pipe to umbrella pipe conveying mechanism: the large pipe, the middle pipe and the small pipes are placed in the corresponding storage bins respectively, the arranging mechanism carries out arranging and conveying on the umbrella pipes, only one umbrella pipe is conveyed onto the conveying belt every time, the orienting mechanism orients the small pipes on the conveying belt, then each umbrella pipe is conveyed to the front end of the conveying belt, the third feeding air cylinder pulls the feeding frame to deflect downwards, and each umbrella pipe is embedded into the corresponding conveying die holder below.

(2) The small closing knife assembling device assembles the small closing knife and one end of the small pipe: the umbrella tube conveying mechanism conveys each umbrella tube to the side edge of the small closing knife assembling device, the small closing knife feeding device automatically conveys the small closing knives to the first closing knife pushing device, then the first closing knife pushing device pushes the small closing knives into the umbrella tube for primary matching, then the umbrella tube conveying mechanism conveys the umbrella tubes to the second closing knife pushing device, and the second closing knife pushing device further pushes the small closing knives into the small tubes for full fixation.

(3) The first push rod device pushes the small pipe into the middle pipe for assembly: the umbrella pipe conveying mechanism conveys each umbrella pipe to the side edge of the first push rod device, the first push rod drives the cylinder to drive the small pipe push rod to move horizontally, and the small pipe push rod abuts against one side end of the small pipe and pushes the small pipe into the middle pipe and the large pipe.

(4) The spring plate assembling device is used for installing the spring plate into the outer end part of the middle pipe: the umbrella tube conveying mechanism conveys the umbrella tubes to the elastic piece assembling device, the elastic piece stop block driving device drives the elastic piece stop block to descend to abut against a discharge hole of the first feeding track, the first vibration feeding machine automatically conveys the elastic pieces along the first feeding track, and the elastic pieces are automatically arranged on the first feeding track due to the fact that the discharge hole of the first feeding track is abutted. During assembly, the elastic sheet pressing block driving device drives the elastic sheet pressing block to descend to press and fix the second elastic sheet of the first feeding rail discharging port, then the elastic sheet stop block driving device drives the elastic sheet stop block to ascend, and the first elastic sheet of the first feeding rail discharging port is blown into the elastic sheet feeding groove through the air blowing device. And finally, the second push rod drives the cylinder to drive the elastic sheet push rod to move horizontally, and the elastic sheet is pushed into the middle pipe along the elastic sheet guide groove to be assembled.

(5) The second push rod device pushes the middle pipe into the big pipe for assembly: the umbrella pipe conveying mechanism conveys the umbrella pipe to the second push rod device, the second push rod drives the middle pipe push rod to move axially to stretch into the middle pipe and push the small pipe and the middle pipe to penetrate through the large pipe, then the small pipe clamping jaws clamp the end part of the small pipe extending out, and the small pipe clamping jaw driving device drives the small pipe clamping jaws to move horizontally to pull the small pipe and the middle pipe out of the large pipe.

(6) The large closing knife assembling device assembles the large closing knife and the other end of the small pipe: the umbrella pipe conveying mechanism conveys each umbrella pipe to the side edge of the large closing knife assembly device, and the large closing knife assembly device assembles the large closing knife onto the small pipe.

(7) The middle groove assembling device assembles the middle groove on the umbrella tube: the umbrella rib conveying mechanism horizontally conveys the umbrella pipe to the side edge of the material loading block. The second vibration feeding disc conveys the upper grooves to the middle groove material loading block in a uniform direction along a second feeding track, the positioning rod driving device drives the umbrella pipe positioning rod to axially translate to penetrate through the middle groove and extend into the umbrella pipe, the third lifting driving mechanism drives the umbrella pipe material loading block to descend, and then the middle groove push plate driving device drives the middle groove push plate to push the middle groove, so that the middle nest translates along the umbrella pipe positioning rod and is sleeved on the umbrella pipe. And finally, the middle groove push plate and the umbrella pipe positioning rod respectively move horizontally to be far away from the umbrella pipe.

(8) The outer tooth assembling device assembles and rivets the outer teeth on the large pipe: umbrella rib conveying mechanism carries the umbrella pipe to the side of outer tooth assembly slide, and outer tooth baffle drive arrangement drives outer tooth baffle decline and shelters from the discharge end of outer tooth card silo 631. And the third vibration feeding machine conveys the outer teeth to the outer tooth clamping groove along a third feeding track. And then the outer tooth pressing block driving device drives the outer tooth pressing block to descend to tightly press and fix the outer teeth in the outer tooth clamping groove. Outer tooth baffle drive arrangement drives outer tooth baffle again and rises, outer tooth slide drive arrangement drives outer tooth assembly slide and is close to the umbrella pipe, insert outer tooth in outer tooth card silo on the tip of umbrella pipe, later outer tooth briquetting drive arrangement drive outer tooth briquetting rises and loosens outer tooth, outer tooth slide drive arrangement drive outer tooth assembly slide is kept away from the umbrella pipe and is accomplished the assembly, umbrella rib conveying mechanism carries the umbrella pipe of the outer tooth of assembly to outer tooth automatic riveting mechanism at last, outer tooth automatic riveting mechanism rivets outer tooth and main pipe.

(9) The upper groove assembling device is used for assembling and riveting the upper groove on the small pipe: the umbrella rib conveying mechanism conveys an umbrella pipe to the side edge of the upper groove assembling sliding block, the positioning sliding block driving device drives the upper groove pressing block to descend and tightly press the boss part of the upper groove, so that the upper groove is fixed on the upper groove material receiving groove, then the pressing block driving device drives the positioning sliding block to be separated from the upper groove, the assembling sliding block driving device drives the upper groove assembling sliding block to be close to the umbrella pipe, the upper groove sleeve is arranged at the end part of the umbrella pipe, finally the positioning sliding block driving device drives the upper groove pressing block to ascend and loosen the upper groove, and the assembling sliding block driving device drives the upper groove assembling sliding block to reset to complete one-time assembling process. And finally, the umbrella rib conveying mechanism conveys the assembled umbrella pipe with the upper groove to the automatic upper groove riveting mechanism, and the automatic upper groove riveting mechanism rivets the upper groove and the small pipe.

(10) The material device that contracts the stick and contract the material and collect in the umbrella that assembles: the umbrella pipe conveying mechanism horizontally conveys the assembled umbrella middle rod to the upper part of the umbrella pipe jacking device, and the umbrella pipe jacking device horizontally jacks up two ends of the umbrella middle rod to enable the axis of the umbrella middle rod to be aligned with the abutting convex blocks. Then bulldoze drive arrangement drive first push pedal along the axis direction translation of stick in the umbrella and support the one end of stick in the umbrella, the other end of stick in the umbrella supports with umbrella pipe jacking device to stick in the umbrella is fixed, later bulldoze drive arrangement and drive and support the lug and continue the translation and realize the stick automatic condensation in the umbrella, later the stick falls to the receipts material guide track in the umbrella and collects.

Compared with the prior art, the assembly line type automatic assembly production of the umbrella middle rod can be realized, the assembly efficiency of the umbrella middle rod is effectively improved, the labor cost is greatly reduced, and the assembly precision and the assembly quality of the umbrella middle rod are further improved.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.