阅读说明：本技术 一种弹簧拉头自动送料装置 (Spring pull head automatic feeding ) 是由 张士锋 洪祖传 张世木 于 2021-10-13 设计创作，主要内容包括：本发明涉及拉链机械领域,具体是公开一种弹簧拉头自动送料装置,包括推料机构、送料机构、推片机构和模具机构,推料机构用于将拉头一一推送至送料机构上,送料机构用于一一限位架住拉头供调整拉头的拉片状态和输送至模具机构上,推片机构用于将限定在送料机构上的拉头的拉片调整为开锁状态,模具机构用于限位放置拉头供进行后续工序；所述模具机构上设有拉头模型槽供放置从送料机构输送过来的拉头,送料机构包括可活动与推料机构的输出端对应接驳的接料口,推片机构包括可对应接料口推动拉片的拉片活动推杆。该装置能够达到调整弹簧拉头为开锁状态并可保持开锁状态输送进行穿头工作,以解决现有自动穿头机无法进行弹簧拉头的自动穿头问题。(The invention relates to the field of zipper machinery, and particularly discloses an automatic spring puller feeding device which comprises a pushing mechanism, a feeding mechanism, a blade pushing mechanism and a die mechanism, wherein the pushing mechanism is used for pushing pullers to the feeding mechanism one by one; the die mechanism is provided with a pull head die groove for placing a pull head conveyed from the feeding mechanism, the feeding mechanism comprises a movable material receiving opening correspondingly connected with the output end of the material pushing mechanism, and the sheet pushing mechanism comprises a pull sheet movable push rod capable of correspondingly pushing the pull sheet through the material receiving opening. The device can adjust the spring pull head to be in an unlocking state and can keep the unlocking state to carry out threading work, so that the problem that the existing automatic threading machine cannot automatically thread the spring pull head is solved.)

1. The automatic spring puller feeding device is characterized by comprising a pushing mechanism, a feeding mechanism, a blade pushing mechanism and a die mechanism, wherein the pushing mechanism is used for pushing pullers to the feeding mechanism one by one, the feeding mechanism is used for spacing the pullers one by one to adjust the pulling-on state of the pullers and conveying the pullers to the die mechanism, the blade pushing mechanism is used for adjusting the pulling-on state of the pullers limited on the feeding mechanism to an unlocking state, and the die mechanism is used for spacing the pullers for subsequent processes; the die mechanism is provided with a pull head die groove for placing a pull head conveyed from the feeding mechanism, the feeding mechanism comprises a material receiving opening which can be movably connected with the output end of the pushing mechanism correspondingly, and the sheet pushing mechanism comprises a pull sheet movable push rod which can be correspondingly connected with the material receiving opening to push a pull sheet.

2. The automatic feeding device with the spring pull head as claimed in claim 1, wherein the feeding mechanism comprises a feeding fixed mounting seat, a guiding sliding structure and a feeding driving cylinder which are arranged on the feeding fixed mounting seat, and a receiving assembly arranged on the guiding sliding structure; the guide sliding structure comprises a guide rail fixedly arranged on the feeding fixed mounting seat and a sliding block sliding on the guide rail; a piston rod of the feeding driving cylinder is connected with a sliding block; connect the material subassembly to include that fixed connection slides the seat on the slider, fixed flitch, the swing that the relatively fixed flitch that connects can reset the activity of connecing of fixedly setting on sliding the seat connect the flitch, be formed with on the fixed flitch that connects and supply to penetrate the left claw of the forked blade in the pull head cloth slit and correspond the left spacing edge that blocks the pull head lateral wall, swing connect be equipped with on the flitch can constitute complete forked blade right claw with the left claw amalgamation of forked blade and supply to penetrate the right claw of the forked blade in the pull head cloth slit and with the left spacing edge of the right spacing edge that blocks the pull head lateral wall of supplying relatively along the left side, left side spacing edge, forked blade left side claw and right spacing edge, forked blade right claw form between same one side connect the material mouth, pulling-on-piece activity push rod is in connect the back of the material mouth one side setting of carrying on the back, pull head model groove corresponds and connects the material subassembly setting in feeding mechanism pay-off material direction one side.

3. The automatic feeding device for the spring pull head as claimed in claim 2, wherein the feeding mechanism further comprises a pull-tab guard plate assembly disposed on the sliding block, the pull-tab guard plate assembly comprises a pull-tab guard plate corresponding to the lower portion of the receiving assembly at intervals, a feeding seat fixedly connected to the sliding block, an elastic telescopic structure for connecting the pull-tab guard plate and the feeding seat to realize telescopic resetting of the pull-tab guard plate, and a sliding rod guide structure for connecting the pull-tab guard plate to enable the pull-tab guard plate to slide relative to the sliding block in a guiding manner, and one side surface of the pull-tab guard plate can be opposite to the pull-tab movable push rod to block the pull-tab when the pull-tab movable push rod pushes the pull-tab, so that the pull-tab is in an unlocking state and can correspond to the pull head die-groove.

4. The automatic spring puller feeding device as claimed in claim 2, wherein a sliding limiting block is arranged on the sliding block, and a reset positioning component and/or a reset buffer component capable of adjusting feeding reset is arranged on the feeding fixed mounting seat to block the sliding limiting block.

5. The automatic spring slider feeding device according to claim 2, wherein the mold mechanism includes a left placing block and a right placing block which are oppositely spaced apart from each other, a space between the left placing block and the right placing block forms a slider space for embedding a slider of the slider and preventing the slider from changing state, the upper end surfaces of the left placing block and the right placing block are respectively provided with embedding positioning grooves for respectively positioning and erecting the front end and the rear end of the slider, the embedding positioning grooves and the slider space form the slider mold groove, and the mold mechanism can move up and down.

6. The automatic feeding device for the spring pull head as claimed in claim 3, wherein the blade pushing mechanism comprises a blade pushing fixing seat fixedly mounted on the feeding fixing mounting seat, a blade pushing driving cylinder and a blade pushing sliding rail fixedly arranged on the blade pushing fixing seat, a blade pushing sliding block sliding on the blade pushing sliding rail and connected with the blade pushing driving cylinder, and the pull piece movable push rod connected with the blade pushing sliding block, wherein the pull piece movable push rod is a pull piece pushing the pull head in a downward-inclined pushing moving direction.

7. The automatic spring slider feeding device according to any one of claims 1 to 6, wherein the pushing mechanism comprises a pushing seat, a guiding pushing component, a pushing driving mechanism and a pushing claw guide component, the lower bottom surface of the pushing seat is provided with a slider feeding groove, one end of the upper surface of the pushing seat, which corresponds to the output direction of the slider feeding groove, is provided with a section of guiding groove, the bottom surface of the guiding groove is provided with a pushing groove communicated with the slider feeding groove, the guiding pushing component comprises a guiding plate which is embedded in the guiding groove to move, and a movable pushing claw block which is arranged on the guiding plate and comprises a pushing claw which is elastically embedded in the pushing groove and contacted with the slider, the pushing driving mechanism is arranged on the pushing seat and connected with the guiding plate, and the pushing claw guide component is arranged on the pushing seat and used for guiding the moving state of the movable pushing claw block.

8. The automatic spring slider feeding device as claimed in claim 7, wherein a guide pin is protruded from a side wall of the movable pusher block, the pusher guide member is disposed on the pusher seat on one side of the guide groove corresponding to the guide pin, the pusher guide member is protruded toward one end of the slider feed groove in the output direction and corresponds to the side wall on one side of the guide groove to form a guide edge, the guide edge is a slope edge extending downward in the output direction of the slider feed groove, the guide pin contacts with a lower surface of the guide edge when the guide pusher member pushes, the guide pin contacts with an upper surface of the guide edge when the guide pusher member returns, a return tension spring is disposed between the other end of the pusher guide member and the pusher seat, and two ends of the pusher guide member are hinged to the pusher seat through a pin shaft.

9. The automatic spring slider feeding device as claimed in claim 7, wherein the movable pawl block is of an L-shaped structure, one arm of the L-shaped structure is that the pawl is embedded in the pushing groove to contact with the slider, the other arm of the L-shaped structure is hinged to the guide plate, and an elastic supporting portion is formed at the end of the L-shaped structure in an extending manner, a supporting spring is arranged between the elastic supporting portion and the guide plate, and a height adjusting structure capable of adjusting the height of the pawl is arranged at one end of the L-shaped structure of the movable pawl block, which is close to the pawl.

10. The automatic spring puller feeding device as claimed in claim 7, wherein steel plates are respectively arranged on the lower bottom surface of the pushing seat at two sides corresponding to the puller feeding groove and are respectively locked on the pushing seat through steel plate pressing plates, opposite edges of the two steel plates protrude out of the side walls of the puller feeding groove to form embedding edges capable of being embedded into the puller cloth seams, material blocking structures are respectively arranged on the two side walls of the puller feeding groove at the pushing positions corresponding to the output end, and each material blocking structure comprises a mounting groove formed in the pushing seat, a stop block embedded in the mounting groove and having an end portion protruding out of the side wall of the puller feeding groove correspondingly, a tension spring embedded in the mounting groove and having one end abutting against the stop block, and a locking block locked in the mounting groove and abutting against the other end of the tension spring.

Technical Field

The invention relates to the field of zipper machinery, in particular to a mechanical device for automatically feeding a spring pull head in zipper machinery.

Background

The spring slider is used as one of a plurality of sliders, the basic function and the function of the spring slider are the same as those of a common slider, and the difference is that the spring slider has the function of automatically locking the slider on the zipper to prevent the zipper from being easily opened, so the spring slider can be pulled only by unlocking the slider body through the pull piece when the zipper is opened and closed, usually, the pull piece on the slider is required to be rotated by 90 degrees (namely, the pull piece is perpendicular to the surface of the slider or approaches to 90 degrees, and the following description is directly described by 90 degrees) to be unlocked and can penetrate into the zipper and freely slide on the zipper, for example, a locked state is shown in a figure 1, the spring slider in the state can not penetrate into the zipper and can not be slid, for example, an unlocked state is shown in a figure 2, and the spring slider in the state can penetrate into the zipper and can also freely slide on the zipper.

In the production process of the zipper, the spring pull head is penetrated into the zipper, firstly, the pull piece is rotated to be opened to an unlocking state for penetration, the operation is directly received manually in the manual zipper head threading work, but the manual operation has the problem of low efficiency, in the mechanical automatic zipper head penetrating work which can greatly improve the efficiency, the pulling pieces of some spring sliders can achieve the function of keeping the unlocking state, namely, the pulling piece can keep a 90-degree state when being adjusted to a 90-degree state, the maintained spring puller can carry out subsequent conveying threading work by carrying out one-time state adjustment in automatic threading and feeding of the puller, some spring sliders are not easily unlocked or even do not hold the unlocked state, the pull tab can be easily in or restored to the locked state, and the pull tab can be adjusted to the unlocked state by external intervention for subsequent threading.

The function that can keep the state of unblanking does not carry out the state adjustment of once only in the pay-off of nevertheless passing through automatically to the aforesaid, and some state of unblanking keep not good or do not have the spring pull head that can keep the state of unblanking function, can not be comparatively effective smooth, can't carry out automatic passing through work in some automatic passing through machines of current even, and this has caused the hindrance to the automatic efficiency of passing through of this kind of spring pull head promotes, also has not better solution in the trade always.

Disclosure of Invention

The invention aims to provide an automatic spring puller feeding device which can adjust a spring puller to be in an unlocking state and can keep the unlocking state for conveying to carry out threading work.

In order to achieve the purpose, the technical scheme of the invention is as follows: an automatic spring pull head feeding device comprises a pushing mechanism, a feeding mechanism, a blade pushing mechanism and a die mechanism, wherein the pushing mechanism is used for pushing pull heads to the feeding mechanism one by one, the feeding mechanism is used for spacing the pull heads one by one to adjust the pulling sheet state of the pull heads and convey the pulling sheet state to the die mechanism, the blade pushing mechanism is used for adjusting the pulling sheets of the pull heads limited on the feeding mechanism to be in an unlocking state, and the die mechanism is used for spacing the pull heads to carry out subsequent processes; the die mechanism is provided with a pull head die groove for placing a pull head conveyed from the feeding mechanism, the feeding mechanism comprises a material receiving opening which can be movably connected with the output end of the pushing mechanism correspondingly, and the sheet pushing mechanism comprises a pull sheet movable push rod which can be correspondingly connected with the material receiving opening to push a pull sheet.

The feeding mechanism comprises a feeding fixed mounting seat, a guiding sliding structure and a feeding driving cylinder which are arranged on the feeding fixed mounting seat, and a material receiving assembly arranged on the guiding sliding structure; the guide sliding structure comprises a guide rail fixedly arranged on the feeding fixed mounting seat and a sliding block sliding on the guide rail; a piston rod of the feeding driving cylinder is connected with a sliding block; connect the material subassembly to include that fixed connection slides the seat on the slider, fixed flitch, the swing that the relatively fixed flitch that connects can reset the activity of connecing of fixedly setting on sliding the seat connect the flitch, be formed with on the fixed flitch that connects and supply to penetrate the left claw of the forked blade in the pull head cloth slit and correspond the left spacing edge that blocks the pull head lateral wall, swing connect be equipped with on the flitch can constitute complete forked blade right claw with the left claw amalgamation of forked blade and supply to penetrate the right claw of the forked blade in the pull head cloth slit and with the left spacing edge of the right spacing edge that blocks the pull head lateral wall of supplying relatively along the left side, left side spacing edge, forked blade left side claw and right spacing edge, forked blade right claw form between same one side connect the material mouth, pulling-on-piece activity push rod is in connect the back of the material mouth one side setting of carrying on the back, pull head model groove corresponds and connects the material subassembly setting in feeding mechanism pay-off material direction one side.

The feeding mechanism further comprises a pulling-on piece guard plate assembly arranged on the sliding block, the pulling-on piece guard plate assembly comprises a pulling-on piece guard plate corresponding to the position below the material receiving assembly at intervals, a feeding seat fixedly connected to the sliding block, an elastic telescopic structure for connecting the pulling-on piece guard plate and the feeding seat to realize telescopic resetting of the pulling-on piece guard plate and a sliding rod guide structure for connecting the pulling-on piece guard plate to enable the pulling-on piece guard plate to slide relative to the sliding block in a guide mode, and one side face of the pulling-on piece guard plate can be provided with a pulling-on piece movable push rod relative to the pulling-on piece movable push rod to push the pulling-on piece to block the pulling-on piece so that the pulling-on piece is in a pulling head unlocking state and can correspond to a pulling head die groove.

The sliding block is provided with a sliding limiting block, and the feeding fixed mounting seat is provided with a reset positioning component and/or a reset buffering component which can adjust feeding reset so as to block the sliding limiting block.

The die mechanism comprises a left placing block and a right placing block which are arranged at intervals relatively, a pull piece space for preventing the pull piece from changing states is formed in the space between the left placing block and the right placing block, the upper end face of the left placing block and the upper end face of the right placing block are respectively provided with an embedding positioning groove for respectively positioning and erecting the front end and the rear end of the pull piece, the embedding positioning groove and the pull piece space form the pull head die groove, and the die mechanism can move in a lifting mode.

The sheet pushing mechanism comprises a sheet pushing fixing seat fixedly mounted on the feeding fixing mounting seat, a sheet pushing driving cylinder and a sheet pushing sliding rail fixedly arranged on the sheet pushing fixing seat, a sheet pushing sliding block sliding on the sheet pushing sliding rail and connected with the sheet pushing driving cylinder, and a sheet pulling movable push rod connected to the sheet pushing sliding block, wherein the sheet pulling movable push rod pushes the pull head in a downward-inclined pushing movement direction.

The pushing mechanism comprises a pushing seat, a guiding pushing component, a pushing driving structure and a pushing claw guide plate component, wherein a pull head feeding groove is formed in the lower bottom surface of the pushing seat, a section of guiding groove is formed in one end, corresponding to the output direction of the pull head feeding groove, of the upper surface of the pushing seat, the pushing groove is formed in the bottom surface of the guiding groove and communicated with the pull head feeding groove, the guiding pushing component comprises a guiding plate embedded in the guiding groove to move and a movable pushing claw block which is arranged on the guiding plate and comprises a pushing claw which is elastically embedded in the pushing groove and contacted with the pull head, the pushing driving structure is arranged on the pushing seat and connected with the guiding plate, and the pushing claw guide plate component is arranged on the pushing seat and used for guiding the movable state of the movable pushing claw block.

The side wall of the movable push claw block is convexly provided with a guide pin, the push claw guide plate component is arranged on the material pushing seat on one side of the guide groove corresponding to the guide pin, one end of the push claw guide plate component, facing the output direction of the puller feeding groove, extends and protrudes to form a guide plate edge corresponding to the side wall on one side of the guide groove, the guide plate edge is a slope edge which extends downwards in the output direction of the puller feeding groove, the guide pin is in contact with the lower surface of the guide plate edge when the guide material pushing component pushes the material to move, the guide pin is in contact with the upper surface of the guide plate edge when the guide material pushing component returns to move, a reset tension spring is arranged between the other end of the push claw guide plate component and the material pushing seat, and two ends of the push claw guide plate component are hinged to the material pushing seat through a pin shaft.

The movable push claw block is of an L-shaped structure, one arm of the L-shaped push claw is embedded into the material pushing groove and is in contact with the pull head, the other arm of the L-shaped push claw is hinged to the guide plate, the end portion of the L-shaped push claw extends to form an elastic supporting portion, a supporting spring is arranged between the elastic supporting portion and the guide plate, and a height adjusting structure capable of adjusting the height of the push claw is arranged at one end, close to the push claw, of the other arm of the L-shaped push claw block.

The lower bottom surface of the material pushing seat is respectively provided with steel sheets on two sides corresponding to the puller feeding groove and is respectively locked on the material pushing seat through steel sheet pressing plates, opposite edges of the two steel sheets protrude out of the side wall of the puller feeding groove to form an embedding edge capable of being embedded into a puller cloth seam, two side walls of the puller feeding groove are respectively provided with a material blocking structure at a material pushing position corresponding to one output end, and the material blocking structure comprises a mounting groove formed in the material pushing seat, a stop block embedded in the mounting groove and provided with an end portion protruding out of the side wall of the puller feeding groove correspondingly, a tension spring embedded in the mounting groove and provided with one end abutting against the stop block, and a locking block locked in the mounting groove and abutting against the other end of the tension spring.

By adopting the technical scheme, the invention has the beneficial effects that: the automatic spring puller feeding device with the structure pushes the puller to the feeding mechanism one by one in order for limiting and clamping through the pushing mechanism, the puller movable push rod of the puller pushes the puller to be in an unlocking state, the feeding mechanism conveys the puller adjusted to be in the unlocking state to the puller model groove of the die mechanism to position the puller to stabilize the puller in the unlocking state, and then the die mechanism moves to the automatic puller penetrating station, so that the puller cannot be adjusted to be in the locking state in the whole puller conveying process, the puller can be effectively kept in the unlocking state, and the automatic puller feeding device is suitable for spring pullers which are not adjusted in the unlocking state, have poor unlocking states or have no function of keeping the unlocking state, thereby realizing the purposes of the automatic spring puller feeding device, the problem of current automatic penetrator can't carry out the automatic penetrator of spring pull head is solved.

Above-mentioned feeding mechanism connect material subassembly structure can accurately connect its can be comparatively stable inject the pull head, avoid it to change the station in the push jack action, influence subsequent transport precision, its pulling-on piece backplate and pulling-on piece activity push jack can steadily promote the pulling-on piece and change into the state of unblanking to keep the state transport, after carrying to die mechanism, connect the material subassembly to connect the back

In conclusion, the structural arrangement of each mechanism further has the advantages of reasonable mechanical structural layout and action, ingenious structural arrangement, flexible, smooth and stable action, difficulty in failure, capability of reducing the conveying contact wear of the puller product, high precision of the conveying and positioning action of the puller, contribution to smooth automatic threading, and better realization of the purpose and effect of the invention.

Drawings

Fig. 1 is a schematic structural view of a spring slider according to the present invention, in which a pull tab is in different states.

Fig. 2 is a schematic structural view of an automatic spring slider feeding device according to the present invention.

Fig. 3, 4 and 5 are schematic structural views of different angles and view states of the feeding mechanism according to the present invention.

Fig. 6 is a schematic sectional view taken along the line a-a in fig. 4.

Fig. 7 is a structural schematic diagram of a feeding state of the automatic feeding device of the spring pull head according to the invention.

Fig. 8 is a schematic structural diagram of the receiving assembly according to the present invention.

Fig. 9 is a schematic structural view of a mold mechanism according to the present invention.

Fig. 10 and 11 are schematic views of different states of the pusher mechanism according to the present invention.

Fig. 12 is a schematic top view of the pusher mechanism according to the present invention.

Fig. 13 is a schematic bottom view of the pusher mechanism according to the present invention.

Fig. 14 is a schematic cross-sectional view of the pusher mechanism according to the present invention.

Fig. 15 is a partial schematic configuration diagram of the pusher mechanism according to the present invention.

Fig. 16 is a partial sectional structural schematic view of the pusher mechanism according to the present invention.

In the figure:

a feeding mechanism b; a feeding fixed mounting seat b 1; a guide slide structure b 2; guide rails b 21; a slider b 22; a slide stopper b 221; the feeding driving cylinder b 3; material receiving component b 4; sliding seats b 41; a fixed material receiving plate b 42; fork blade left jaw b 421; a left limit edge b 422; a swing material receiving plate b 43; fork blade right jaw b 431; a right limiting edge b 432; a receiving port b 44; a return tension spring b 45; pull tab panel assembly b 5; pull-tab guard b 51; a feeding seat b 52; a resiliently flexible structure b 53; a pin b 531; a return spring b 532; a slide bar guide b 54; a sliding bar b 541; the reset positioning component b 6; reset cushioning member b 7; a sheet pushing mechanism c; a push sheet fixing seat c 1; the push plate driving cylinder c 2; a push piece slide rail c 3; a push piece slider c 4; a pull tab movable push rod c 5; a mold mechanism d; left placement block d 1; right placement block d 2; tab space d 3; embedding the positioning groove d 4; a tab die groove d 5; a material pushing mechanism a; a material pushing seat 1; a slider feed chute 11; a guide groove 12; a material pushing groove 13; a steel sheet 14; the embedding edge 141; a steel sheet pressing plate 15; a stopper 16; a tension spring 17; a locking block 18; a guiding and pushing component 2; a guide plate 21; a movable pusher dog 22; a push pawl 220; a guide pin 221; a positioning block 2201; an elastic support portion 222; a threaded hole 223; an adjusting bolt 224; a support spring 23; a pushing driving structure 3; a drive cylinder 31; a connecting block 32; a floating joint 33; a pawl guide member 4; a guide plate edge 41; a pin shaft 43; straight edge 44.

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.

The automatic feeding device for the spring pull head disclosed in the embodiment is mainly applied to an automatic pull head threading machine for a zipper, and comprises a pushing mechanism a, a feeding mechanism b, a blade pushing mechanism c and a die mechanism d as shown in fig. 2.

The pushing mechanism a is used for pushing the pulling heads to the feeding mechanism b one by one, and here, the input end of the pushing mechanism a is connected with a common vibration feeding device, the vibration feeding device can vibrate, sort and output the pulling heads in the material cylinder, and the orientation of the sliders can be adjusted in the sorting output process, so that the output sliders are all sorted and output in a uniform state and in a uniform orientation, in addition, the mechanical device of the embodiment mainly takes the spring slider as an example for conveying, the spring slider is in a locking state after being produced, so the spring slider is in a locking state after being output from the vibration feeding device, that is, in fig. 1, the pulling piece is in a locking state attached to the surface of the slider, the state where the pulling piece is vertical or close to the vertical surface of the slider is an unlocking device, the sliders in such a state are usually filtered out and not output or can be output only after being adjusted in the conveying process of the vibration feeding device.

And the feeding mechanisms b are used for spacing the pull heads one by one to adjust the pull piece state of the pull heads and conveying the pull pieces to the die mechanism d.

The sheet pushing mechanism c is used for adjusting the pulling sheet of the pulling head limited on the feeding mechanism b into an unlocking state.

The die mechanism d is used for placing the pull head in a limiting mode for carrying out subsequent processes, and the pull head is mainly placed in a limiting mode to push the pull head to a pull head penetrating station on the automatic pull head penetrating machine of the zipper.

The detailed structural position connection relationship of the above mechanisms is described below with reference to the accompanying drawings.

The feeding mechanism b comprises a feeding fixed mounting seat b1, a guide sliding structure b2 and a feeding driving cylinder b3 which are arranged on the feeding fixed mounting seat b1, and a receiving component b4 which is arranged on the guide sliding structure b 2. In the figure, the feeding fixed mounting seat b1 is an L-shaped seat fixedly mounted on a base of the automatic zipper puller penetrating machine. The guide sliding structure b2 comprises a guide rail b21 fixedly arranged on the upper surface of the cross arm of the L-shaped seat of the feeding fixed mounting seat b1 and a sliding block b22 sliding on the guide rail b21, wherein one end of the guide rail b21 faces one end of the vertical arm of the L-shaped seat, and the other end faces one end of the vertical arm of the L-shaped seat in the opposite direction. The piston rod of the feeding driving cylinder b3 is connected with a slide block b22, and the slide block b22 is driven to slide on a guide rail b21 in a guiding way through the action of a feeding driving cylinder b 3. The receiving component b4 is one of the important parts of the structure designed for the mechanical structure layout action process of the present invention, as shown in fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, which are described in sections below.

The material receiving assembly b4 comprises a sliding seat b41 fixedly connected to the sliding block b2, a fixed material receiving plate b42 fixedly arranged on the sliding seat b41, and a swinging material receiving plate b43 which can reset and move relative to the fixed material receiving plate b 42. As shown in fig. 7, the fixed material receiving plate b42 is provided with a fork piece left claw b421 (the fork piece left claw b421 in the figure is an independent steel sheet arranged below the fixed material receiving plate b 42) for penetrating into the slider distribution slit and a left limit edge b422 (the left limit edge b422 in the figure is the outline shape of the side edge of the fixed material receiving plate b 42) for correspondingly blocking the side wall of the slider, the swinging material receiving plate b43 is provided with a fork piece right claw b431 which can be spliced with the fork piece left claw b421 to form a complete fork piece for penetrating into the slider distribution slit and a right limit edge b432 which is opposite to the left limit edge b422 for blocking the side wall of the slider (the swinging material receiving plate b43 in the figure is an integrally-formed block structure, or can be connected by independent components in a combined manner to form a structure), an open material receiving port b44 for correspondingly blocking the output end of the material pushing mechanism a is formed between the same sides of the left limit edge b422, the fork piece left claw b421 and the right limit edge b432, that is, the sliders output from the output end of the pushing mechanism a one by one enter the material receiving assembly b4 through the material receiving opening b 44. It should be noted that the swinging receiving plate b43 is resettable relative to the fixed receiving plate b42, as shown in the figure, one end of the swinging receiving plate b43 is a structure forming the right jaw b431 and the right limit edge b432 of the fork piece, the other end is hinged above the fixed receiving plate b42 through a pin shaft mounting seat, and a reset tension spring b45 is provided to realize the resetting action, one end of the reset tension spring b45 is connected to the swinging receiving plate b43, the other end is connected to the pin shaft mounting seat, when the feeding driving cylinder b3 drives the sliding block b22 to slide and feed, the force generated by the sliding will drive the swinging receiving plate b43 to rotate along the hinged point, the swinging receiving plate b43 opens relative to the fixed receiving plate b42, the left jaw b421 and the right jaw b431 of the fork piece are separated, and the left limit edge b422 and the limit edge b432, so that the slider penetrating through the b44 entering the receiving assembly b gate 4 can be separated from the receiving assembly b4 from the side perpendicular to the receiving gate b44 direction, after the sliders are separated, the material receiving plate b43 is swung to be reset under the action of the pulling force of the reset tension spring b45, and the material receiving of the next slider can be carried out. This connect material subassembly b4 to connect the material in-process and the pay-off in-process can both be better inject the pull head, ensures that the pull head can not wrench movement displacement to reach the required precision of follow-up process carrying on better. The feeding mechanism b is better matched with the sheet pushing mechanism c to push the pull sheet to be in an unlocking state, the pull head is kept in the unlocking state to feed the pull sheet to the die mechanism d, and the structural arrangement is further added in the embodiment and is described in detail below.

The feeding mechanism b further comprises a pull-tab guard plate assembly b5 arranged on the sliding block b22, and as shown in the figure, the structure of the feeding mechanism b comprises a pull-tab guard plate b51 which is arranged below the material receiving assembly b4 at intervals, a feeding seat b52 fixedly connected to the sliding block b22, an elastic telescopic structure b53 which is used for connecting the pull-tab guard plate b51 with the feeding seat b52 and realizing telescopic resetting of the pull-tab guard plate b51, and a sliding rod guide structure b54 which is used for connecting the pull-tab guard plate b51 so that the pull-tab guard plate b51 slides relative to the sliding block b22 in a guiding mode. In the figure, the pull-tab guard plate b51 is transversely vertically arranged below the material receiving opening b44 at intervals, gaps are formed at intervals for the pushing mechanism a to push the pull head into the material receiving assembly b4, so that the lower part of the pull head (including the pull tab in a locked state) can pass through, the pull-tab guard plate b51 is arranged corresponding to the die mechanism d and used for keeping the pull tab of the pull head in an unlocked state and conveyed to the die mechanism d, and therefore, in order to avoid the influence of the pull head on the placement of the pull head into the die mechanism d when the pull head is conveyed to the die mechanism d by the pull-tab guard plate b51, the elastic telescopic structure b53 and the sliding rod guide structure b54 are arranged. As shown in the figure, the elastic telescopic structure b53 includes a pin b531 with one end connected to the pull-tab guard b51 facing the feeding driving cylinder b3 and the other end passing through a movable through hole formed in the feeding base b52, and a return spring b532 disposed between the pull-tab guard b51 and the movable through hole, when the pull-tab is fed to the die mechanism d, the pull-tab guard b51 will be held by the die mechanism d and cannot advance, the held pressure pushes the pull-tab guard b51 to compress the return spring b532, so that the pin b531 extends into the movable through hole formed in the feeding base b52, and when the held pressure is lost, the pull-tab guard b51 is pushed under the tension of the return spring b532 to return to the position below the material receiving port b 44. As shown in the figure, the slide bar guiding structure b54 comprises a slide bar b541 movably embedded in a slide guide groove formed on the feeding seat b52, one end of the slide bar b541 is connected to one end of the pull-tab protection plate b51 facing the feeding driving cylinder b3, and the other end of the slide bar b541 is in a hook shape for resetting the pull-tab protection plate b51, namely, the slide bar b is hooked on the feeding seat b52 to reach the reset position limit. Through the structural arrangement of the pull-tab guard plate assembly b5, the pull-tab guard plate assembly can achieve the effect of corresponding pull tabs and can achieve better mechanical action stability and smooth activity.

In addition, in order to achieve the position limitation of the action part of the feeding mechanism b, such as the limitation of the feeding and withdrawing position of the sliding block b22 and the mechanical abrasion and the influence of the mechanical action precision caused by the acting force for preventing the withdrawing, a sliding limit block b221 can be further arranged on the sliding block b22, a reset positioning component b6 and/or a reset buffer component b7 which can adjust the feeding and the returning are arranged on the feeding fixed mounting seat b1 for blocking the sliding limit block b221, thereby realizing the required function and effect, the reset positioning component b6 is a bolt screwed on the vertical arm of the L-shaped seat of the feeding fixed mounting seat b1, the end part of the bolt is used for propping against the sliding limit block b221, the reset buffer component b7 is a rod piece arranged on the vertical arm of the L-shaped seat of the feeding fixed installation seat b1, and the end part of the rod piece is provided with a buffer cushion block propping against the sliding limit block b 221.

Next, describing the structure of the blade pushing mechanism c, as shown in the figure, the blade pushing mechanism c includes a blade pushing fixing seat c1 fixedly installed on the feeding fixing mounting seat b1, a blade pushing driving cylinder c2 and a blade pushing sliding rail c3 fixedly installed on the blade pushing fixing seat c1, a blade pushing slider c4 sliding on the blade pushing sliding rail c3 and connected to the blade pushing driving cylinder c2, and a blade pushing movable push rod c5 connected to the blade pushing slider c4, the mechanical pushing structure of the blade pushing mechanism c with simple structure will not be described in detail here, the blade pushing movable push rod c5 is a pull blade pushing the pull head in a moving direction of downward tilting pushing, the structure is configured to better contact with the pull blade and push the pull blade downward, in the figure, the blade pushing mechanism c and the blade pushing mechanism a are disposed on two opposite sides of the material receiving assembly b44, the movable pull rod c5 is corresponding to the material receiving opening b44, specifically, the pull tab is arranged corresponding to the opposite side, and the pull tab movable push rod c5 is opposite to one side surface of the pull tab guard plate b51 when pushing the pull tab, so that the pull tab is blocked when the pull tab movable push rod c5 pushes the pull tab, the pull tab is in a pull tab unlocking state, and the pull tab retreats after being pushed to the unlocking state.

Further, describing the structure of the die mechanism d, as shown in fig. 9, the structure includes a left placing block d1 and a right placing block d2 which are relatively arranged at a distance, a pull tab space d3 which is used for embedding the pull tab of the slider into the state capable of preventing the pull tab from changing state is formed by the space between the left placing block d1 and the right placing block d2, the pull tab is limited by the pull tab space d3 to prevent the pull tab from rotating left and right to be locked state, the upper end faces of the left placing block d1 and the right placing block d2 are respectively provided with an embedding positioning groove d4 which is used for respectively positioning and supporting the front end and the rear end of the slider, the embedding positioning groove d4 and the pull tab space d3 form a pull tab mold groove d5 so as to place the pull tab conveyed from the receiving module b4 of the feeding mechanism b, therefore, the pull tab mold d5 is arranged at one side of the feeding direction of the feeding mechanism b corresponding to the receiving module b4, the die mechanism d can move up and down, the receiving module b4 is moved to the station at the feeding mechanism b (at this time, the pull tab 3 of the pull tab is embedded in the space d 3583 of the feeding mechanism b), the die mechanism d rises to enable the pull head of the material receiving assembly b4 to be embedded into the positioning groove d4, at the moment, the feeding mechanism b moves back (the returned acting force drives the swinging material receiving plate b43 to rotate open, the material receiving assembly b4 opens, and the pull head is separated), and the die mechanism d can continue to move to stably push the pull head to the automatic pull head penetrating station of the zipper to perform head penetrating work.

Finally, describing the structure of the pushing mechanism a, as shown in fig. 8, 10-16, the structure includes a pushing base 1, a guiding pushing component 2, a pushing driving structure 3 and a pushing claw guide component 4, where the pushing base 1 is fixedly mounted on a base of the automatic zipper slider threading machine for installation and connection of the rest components and slider transportation, the guiding pushing component 2 is used for pushing the slider, the pushing driving structure 3 provides pushing return power for the guiding pushing component 2, the pushing claw guide component 4 is used for guiding the pushing component 2 to push return and guide, and the structure and position connection relationship of the components is described in detail below with reference to the drawings.

The lower bottom surface of the material pushing seat 1 is provided with a puller feeding groove 11, one end of the upper surface, corresponding to the output direction of the puller feeding groove 11, is provided with a section of guide groove 12, the bottom surface of the guide groove 12 is provided with a material pushing groove 13 which is communicated with the puller feeding groove 11, two side edges of the material pushing groove form a placing edge for the material pushing component 2 to move in a placing mode, two sides, corresponding to the puller feeding groove 11, of the lower bottom surface of the material pushing seat 1 are respectively provided with a steel sheet 14 and are respectively locked on the material pushing seat 1 through a steel sheet pressing plate 15, opposite edges of the two steel sheets 14 protrude out of the side wall of the puller feeding groove 11 to form an embedding edge 141 capable of being embedded into a puller cloth seam, and therefore after a zipper puller enters the puller feeding groove 11, the two embedding edges 141 are respectively embedded into cloth seams on the left side and the right side of the zipper puller, and the zipper puller is erected and has the function of conveying and guiding. In addition, the two side walls of the slider feeding groove 11 are respectively provided with a material blocking structure at the material pushing position corresponding to the output end, and the structure is used for positioning the pushed-out position of the zipper head, and the structure comprises a mounting groove 15 arranged on the material pushing seat 1, a stop block 16 embedded in the mounting groove 15 and having an end portion corresponding to the side wall of the slider feeding groove 11, a tension spring 17 embedded in the mounting groove 15 and having one end abutting against the stop block 16, and a locking block 18 locked in the mounting groove 15 and abutting against the other end of the tension spring 17, wherein the tension spring 17 pushes the stop block 16 out to enable the end portion to protrude out of the side wall of the slider feeding groove 11, the stop block 16 protruding relatively can be used for blocking the zipper head, the end portions of the two stop blocks 16 shown in the figure form a horn mouth shape for embedding the slider, and the structure can achieve the function of adjusting the orientation of the zipper head.

The guiding and pushing component 2 comprises a guide plate 21 which is embedded in the guide groove 12 and can move, and a movable pushing claw block 22 which is arranged on the guide plate 21 and comprises a pushing claw 220 which is embedded in the pushing groove 13 and is in contact with a slider in an elastic manner, a guide pin 221 is arranged on the side wall of the movable pushing claw block 22 in a protruding manner, the movable pushing claw block 22 is of an L-shaped structure, one L-shaped arm of the movable pushing claw block is that the pushing claw 220 is embedded in the pushing groove 13 and is in contact with the slider, the other L-shaped arm of the movable pushing claw block is hinged to the guide plate 21, the end part of the movable pushing claw block extends to form an elastic supporting part 222, a supporting spring 23 is arranged between the elastic supporting part 222 and the guide plate 21, and through the arrangement, the movable pushing claw block 22 can move in a lever manner relative to the guide plate 21, and can keep the downward pushing force of the pushing claw 220 under the tension action of the spring 23, so that the pushing claw 220 is embedded in the pushing groove 13 and is in contact with the slider. In the embodiment, as shown in the figures, the other arm of the L-shape of the movable pushing claw block 22 is provided with a height adjusting structure capable of adjusting the height of the pushing claw 220 at one end close to the pushing claw 220, the height of the pushing claw 220 can be adjusted according to the height of the pushed zipper head, therefore, the zipper puller pushing mechanism of the invention can push zipper pullers with different types and sizes, and has wider application range, and particularly discloses a structure that the height adjusting structure is that the other L-shaped arm of the movable push claw block 22 is provided with a threaded hole 223 and is matched and screwed with an adjusting bolt 224, the end of the adjusting bolt 224 passes through the threaded hole 223 and abuts against the guide plate 21, the height position of the push pawl 220 can be changed by rotating the adjusting bolt 224 during adjustment, in the figure, a nut is screwed between the head of the adjusting bolt 224 and the other arm of the L-shape of the movable push claw block 22, and is used for adjusting the limit position and has the function of stable positioning. In addition, the two ends of the lower end edge of the pushing claw 220 of the embodiment are respectively provided with the positioning blocks 2201 in a protruding manner, and the structure can enable the pushing claw 220 to be better contacted with the zipper puller, as shown in the figure, the hook part of the puller can be embedded between the two positioning blocks 2201, so that the puller can be prevented from being contacted with other pullers, and the other pullers are prevented from being driven.

The pushing driving structure 3 is arranged on the pushing seat 1 and connected with the guide plate 21, and as shown in the figure, the pushing driving structure disclosed in the embodiment comprises a driving cylinder 31 which is arranged on the pushing seat 1 facing the input direction of the slider feeding groove through a mounting seat, a connecting block 32 connected on the guide plate 21, and a floating joint 33 which is connected with a piston rod of the driving cylinder 31 and the connecting block 32, wherein the floating joint 33 is adopted for connection, so that connection limitation can be achieved, a certain floating activity space can be provided for pushing return activity, and rigid contact abrasion is reduced.

The push claw guide plate component 4 is arranged on the push seat 1 and used for guiding the movable push claw block 22 to be in a movable state, the push claw guide plate component 4 is arranged on the push seat 1 on one side of the guide groove 12 corresponding to the guide pin 221, one end of the push claw guide plate component 4 facing the output direction of the puller feeding groove 11 and corresponding to the side wall on one side of the guide groove 12 extend and protrude to form a guide plate edge 41, the guide plate edge 41 is a slope edge extending towards the output direction of the puller feeding groove 11 and downwards, as shown in the figure, the slope structure is inclined downwards towards the output direction of the puller feeding groove 11, the guide pin 221 is contacted with the lower surface of the guide plate edge 41 when the guide push pushing component 3 pushes and moves, the guide pin 221 is contacted with the upper surface of the guide plate edge 41 when the guide pushing component 3 returns to move, a reset tension spring is arranged between the other end of the push claw guide plate component 4 and the push seat 1, and two ends of the push claw guide plate component 4 are hinged on the push seat 1 through a pin shaft 43, specifically, a hinged cover plate for the push claw guide plate component 4 is arranged on the material pushing seat 1, the end portion of the pin shaft 43 is connected to the cover plate, so that the hinged movement of the push claw guide plate component 4 is realized, a straight edge 44 is protruded on the cover plate and corresponds to the guide plate edge 41, the lower end of the slope of the guide plate edge 41 is connected, and the guide pin 221 slides from the lower surface of the guide plate edge 41 to the upper side of the straight edge 44 during the pushing movement of the guide material pushing component 3. During the pushing action, the guide pin enters from the high position of the guide plate edge 41 to contact the lower surface, the guide plate edge 41 is lifted by the guide pin 221 along with the forward movement of the guide pin 221, meanwhile, the guide plate edge 41 presses the guide pin 221 so that the push claw 220 can be stably contacted and pushed with the zipper head, the guide pin 221 continuously moves forward to cross the guide plate edge 41 to the straight edge 44 along with the forward movement of the guide pin 221, at this time, a complete zipper head is pushed out, the guide plate edge 41 returns to the original inclined position under the tension of the reset tension spring, and when the guide pin 221 returns, the guide pin 221 is higher than the lower position of the guide plate edge 41, so the guide pin 221 can rise and return along with the gradient direction of the guide plate edge 41, and the rising and returning can lift the push claw 220 to make the push claw not contact with the zipper head, and return to the original position to perform the next pushing action.

The pushing mechanism a with the structure has the advantages that the guiding pushing component of the pushing mechanism a realizes pushing-out and returning activities under the driving of the pushing driving structure, the pushing claw can be stably contacted with the puller and pushed out under the elastic pressure of the pushing claw guide plate component during pushing-out, the pushing claw can be lifted under the guiding action of the pushing claw guide plate component during returning without being contacted with the puller to return to the original position, the pushing is more stable, the pulling claw is not contacted with the puller during returning, the condition that the puller is hooked back is avoided, the structure can enable the puller to convey, push, positioning and other actions to be smoothly carried out, the action position is accurate, and the working stability is 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.