阅读说明：本技术 一种高强度抗冲击汽车立柱模具 (High-strength impact-resistant automobile stand column die ) 是由 耿遥远 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种高强度抗冲击汽车立柱模具,包括底座,底座的四角处均设置有立柱,立柱的顶部水平设置有上顶板,上顶板的底部设置有若干个升降装置,若干个升降装置的执行轴末端设置有上模,上模的底部设置有上模腔,上模的顶部设置有注塑口,在底座的顶部设置有固定框,固定框的顶部设置有下模,下模的顶部设置有下模腔,下模腔底部开设有若干个与下模下方的固定框内部连通的通孔,若干个通孔内均设置有顶柱,在若干个顶柱的底部水平设置有固定板,若干个顶柱的顶部分别设置有顶块,在固定板两侧的固定框内还对称设置有用于驱动固定板升降的顶出机构,在底座的其中一侧还设置有控制器。本发明方便将成型后的立柱顶出,提高了效率。(The invention discloses a high-strength impact-resistant automobile upright post mold, which comprises a base, upright posts are arranged at four corners of the base, an upper top plate is horizontally arranged at the top of each upright post, a plurality of lifting devices are arranged at the bottom of the upper top plate, an upper mold is arranged at the tail ends of execution shafts of the plurality of lifting devices, an upper mold cavity is arranged at the bottom of the upper mold, an injection molding port is arranged at the top of the upper mold, a fixed frame is arranged at the top of the base, a lower mold is arranged at the top of the fixed frame, a lower mold cavity is arranged at the top of the lower mold, a plurality of through holes communicated with the inside of the fixed frame below the lower mold are formed at the bottom of the lower mold cavity, top posts are arranged in the plurality of through holes, a fixed plate is horizontally arranged at the bottom of the plurality of top posts, top blocks are respectively arranged at the tops of the plurality of top posts, and ejection mechanisms for driving the fixed plate to lift are symmetrically arranged in the fixed frames at two sides of the fixed plate, one side of the base is also provided with a controller. The invention is convenient to eject the formed upright post, thereby improving the efficiency.)

1. The utility model provides a high strength car stand mould that shocks resistance which characterized in that: comprises a base (1), wherein columns (2) are arranged at four corners of the base (1), an upper top plate (3) is horizontally arranged at the top of each column (2), a plurality of lifting devices (4) are arranged at the bottom of the upper top plate (3), an upper die (5) is arranged at the tail end of an execution shaft of each lifting device (4), an upper die cavity (6) is arranged at the bottom of the upper die (5), an injection molding port (10) communicated with the upper die cavity (6) is arranged at the top of the upper die (5), a fixed frame (7) is arranged at the top of the base (1), a lower die (8) corresponding to and matched with the upper die (5) is arranged at the top of the fixed frame (7), a lower die cavity (9) corresponding to the upper die cavity (6) is arranged at the top of the lower die (8), a plurality of through holes communicated with the inside of the fixed frame (7) below the lower die (8) are formed at the bottom of the lower die cavity (9), a plurality of all be provided with fore-set (11) in the through-hole, a plurality of the bottom level of fore-set (11) is provided with fixed plate (12), and the top of a plurality of fore-set (11) is provided with kicking block (13) that upper surface and lower die cavity (9) basal surface agree with respectively, the bottom of die cavity (9) still is provided with holding kicking block (13) and the notch that agrees with kicking block (13) down, still the symmetry is provided with the ejection mechanism who is used for driving fixed plate (12) to go up and down in fixed frame (7) of fixed plate (12) both sides, still is provided with controller (14) of drive elevating gear (4) action in one of them side of base (1).

2. The high-strength impact-resistant automobile stand column mold as claimed in claim 1, wherein the ejection mechanism comprises two vertical plates (15) symmetrically arranged at the front end and the rear end in a fixed frame (7), a groove (16) is formed in the top of each vertical plate (15) along the left side and the right side, a first gear (17) is rotatably arranged in each groove (16), a second gear (18) meshed with the first gear (17) is rotatably arranged on one side, close to the fixed plate (12), of the first gear (17), a lifting rod (19) is arranged on the other side of the first gear (17), the top of the lifting rod vertically penetrates through the fixed frame (7) and is fixed to the side wall of the corresponding side upper mold (5), tooth grooves meshed with the first gear (17) are formed in one side, which the bottom of the lifting rod (19) is attached to the first gear (17), one side, close to the first vertical plates (15) on the same side in the fixed frame (7), is inclined and rotates upwards, and the top end of the lifting rod extends to the fixed plate (12) A rotating arm (20) which is square and is abutted against the side wall of the fixed plate (12), the rotating arm (20) is fixedly connected with a rotating shaft of the second gear (18), a folded plate (21) with an upward opening is arranged on one side, which is far away from each other, of the two vertical plates (15) on the same side in the fixed frame (7), the height of the rotating point of the folded plate (21) connected with the vertical plate (15) is lower than the height of the rotating point of the rotating arm (20) connected with the vertical plate (15), folded plate (21) are close to the bottom butt of one side top and fixed plate (12) of fixed plate (12), and one side top that fixed plate (12) were kept away from in folded plate (21) extends to rotor arm (20) bottom top and is provided with two pillar (22) that extend along the front and back end direction in rotor arm (20) bottom both sides, and the clearance between two pillar (22) has been alternate in one side that fixed plate (12) were kept away from in folded plate (21).

3. A high-strength impact-resistant automobile column die as claimed in claim 2, wherein a tension spring (23) is rotatably provided at one side of the two vertical plates (15) below the folded plate (15) away from each other, and the other end of the tension spring is rotatably connected with the end of the folded plate (21) above the pillar (22).

4. The automobile column die with high strength and impact resistance as claimed in claim 1, wherein a plurality of guide columns (24) are symmetrically arranged at the front end and the rear end of the fixing plate (12), the tops of the guide columns (24) are fixedly connected with the bottom of the lower die (8), and the bottoms of the guide columns (24) are fixedly connected with the bottom plate of the fixing frame (7).

5. A high-strength impact-resistant automobile pillar mold according to claim 4, wherein compression springs (25) are sleeved on the guide posts (24) above and below the fixing plate (12).

6. A high-strength impact-resistant automobile pillar mold as claimed in claim 2, wherein a limiting plate (26) is further provided on the top of the side of the folded plate (21) away from the fixing plate (12).

7. The high-strength impact-resistant automobile column mold according to claim 2, wherein a sealing plate (27) fixed to the inner side wall of the fixing frame (7) is arranged around the bottom side wall of the lower mold (8), a communicating pipe (28) for the insertion of the lifting rod (19) is arranged between the sealing plate (27) and the top plate of the fixing frame (7), a water inlet pipe (29) is arranged on one side of the fixing frame (7) above the sealing plate (27), a water outlet pipe (30) is arranged on the other side of the fixing frame (7) above the sealing plate (27), and the water inlet pipe (29), the water outlet pipe (30) and an external cooling circulating water system are communicated.

8. A high-strength impact-resistant automobile pillar mold as claimed in claim 7, wherein a plurality of baffle plates (31) are provided in the space between the closing plate (27) and the top plate of the fixing frame (7).

9. A high-strength impact-resistant automobile column die according to claim 7, wherein the water inlet pipe (29) and the water outlet pipe (30) are both provided with a flow regulating valve (32).

Technical Field

The invention relates to a high-strength impact-resistant automobile stand column die, and belongs to the field of automobile part processing dies.

Background

With the progress of society and the development of science and technology, people consume automobiles more and more, when the automobile stand column is produced, a mold is needed to be used for manufacturing molded articles in a large batch, the appearance of the part is processed by changing the physical state of a molded material, and the stand column stamping mold is the most common outer plate manufacturing mold. When the stamping die works, the formed material is often difficult to take out of the lower die base due to high precision, certain potential safety hazards exist if the material is taken manually, and the material can be damaged due to operation problems; on the other hand, some existing stamping dies can adopt a plurality of groups of cylinders to drive a plurality of top plates respectively to eject out the formed stand columns, but a large number of assembly configurations are needed, and the cost is increased.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the high-strength impact-resistant automobile stand column die which is low in cost, is convenient for ejecting the formed stand column and improves the efficiency.

The technical scheme adopted by the invention is as follows:

a high-strength impact-resistant automobile upright post mold comprises a base, upright posts are arranged at four corners of the base, an upper top plate is horizontally arranged at the top of each upright post, a plurality of lifting devices are arranged at the bottom of the upper top plate, an upper mold is arranged at the tail ends of execution shafts of the plurality of lifting devices, an upper mold cavity is arranged at the bottom of the upper mold, an injection molding opening communicated with the upper mold cavity is arranged at the top of the upper mold, a fixed frame is arranged at the top of the base, a lower mold corresponding to the upper mold is arranged at the top of the fixed frame, a plurality of through holes communicated with the inside of the fixed frame below the lower mold are formed at the bottom of the lower mold cavity, top posts are arranged in the through holes, a fixed plate is horizontally arranged at the bottoms of the top posts, top blocks with the upper surfaces matched with the bottom surface of the lower mold cavity are respectively arranged at the tops of the top posts, notches for accommodating the top blocks and matched with the top blocks are also arranged at the bottom of the lower mold cavity, the fixed frames at two sides of the fixed plate are also symmetrically provided with ejection mechanisms for driving the fixed plate to lift, and one side of the base is also provided with a controller for driving the lifting device to act.

Preferably, the ejection mechanism comprises two vertical plates symmetrically arranged at the front end and the rear end in the fixed frame, the top of each vertical plate is provided with a groove along the left side and the right side, a first gear is arranged in the groove in a rotating manner, one side of the first gear, which is close to the fixed plate, is rotatably provided with a second gear meshed with the first gear, the other side of the first gear is provided with a lifting rod, the top of the lifting rod vertically penetrates through the fixed frame and is fixed with the side wall of the upper die on the corresponding side, one side of the bottom of the lifting rod, which is attached to the first gear, is provided with a tooth socket meshed with the first gear, one side, which is close to each other, of the two vertical plates on the same side in the fixed frame is obliquely and upwards rotatably provided with a rotating arm, the top of the rotating arm extends to the upper part of the fixed plate and is abutted against the side wall of the fixed plate, a folded plate with an opening upwards arranged on one side, which is far away from each other of the two vertical plates on the same side in the fixed frame, the height of a rotating point, which the folded plate is connected with the rotating arm, is lower than the height of the rotating point of the rotating arm connected with the vertical plate, the one side top that the folded plate is close to the fixed plate and the bottom butt of fixed plate, and the one side top that the fixed plate was kept away from to the folded plate extends to rotor arm bottom top and is provided with two pillars that extend along front and back end direction in rotor arm bottom both sides, and the gap between two pillars has been alternated to one side that the fixed plate was kept away from to the folded plate.

Preferably, a tension spring is rotatably arranged on one side, away from each other, of the two vertical plates below the folding plate, and the other end of the tension spring is rotatably connected with the end part of the folding plate above the pillar.

Preferably, a plurality of guide posts are symmetrically arranged at the front end and the rear end of the fixing plate, the tops of the guide posts are fixedly connected with the bottom of the lower die, and the bottoms of the guide posts are fixedly connected with the bottom plate of the fixing frame.

Further preferably, compression springs are sleeved on the guide posts above and below the fixing plate.

Further preferably, a limiting plate is arranged on the top of the side, away from the fixing plate, of the folded plate.

Further preferred, encircle the bottom lateral wall of lower mould and be provided with the shrouding fixed with fixed frame inside wall, be provided with the communicating pipe that supplies the lifter to alternate between shrouding and fixed frame roof, be provided with the inlet tube in one of them side of the fixed frame of shrouding top, be provided with the outlet pipe at the opposite side of the fixed frame of shrouding top, inlet tube, outlet pipe and external cooling circulating water system intercommunication.

Preferably, a plurality of baffle plates are arranged in the space between the sealing plate and the top plate of the fixed frame.

Further preferably, flow regulating valves are arranged on the water inlet pipe and the water outlet pipe.

The invention has the beneficial effects that:

(1) when injection molding is needed, the upper die and the lower die are driven to be matched through the lifting device, when the lifting device descends, the transmission relation among the lifting rod, the first gear and the second gear can drive the top end of the rotating arm to drive the fixing plate to press downwards, so that the ejector block at the top of the ejection column can be sunk into the notch at the bottom of the lower die cavity to be matched with the bottom surface of the lower die cavity, and the injection molding quality is guaranteed; after injection molding and cooling forming are finished, the lifting device drives the upper die and the lower die to be demolded, when the lifting device is lifted, the transmission relation among the lifting rod, the first gear and the second gear can drive one end, close to the fixed plate, of the folded plate to be continuously lifted, and then the fixed plate is lifted upwards, so that the formed upright post can be ejected out by the ejector block, a person can take out the formed upright post conveniently, and the efficiency is improved;

(2) the use of the starting assembly is reduced, and the cost of the die is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the ejection mechanism;

FIG. 3 is a top view of the ejection mechanism;

FIG. 4 is a top view at the baffle;

the main reference numerals in the figures have the following meanings:

1. the base, 2, the stand, 3, go up the roof, 4, elevating gear, 5, go up the mould, 6, go up the die cavity, 7, fixed frame, 8, the lower mould, 9, the lower die cavity, 10, the mouth of moulding plastics, 11, the fore-set, 12, the fixed plate, 13, the kicking block, 14, the controller, 15, the riser, 16, the recess, 17, gear one, 18, gear two, 19, the lifter, 20, the rotor arm, 21, the folded plate, 22, the pillar, 23, the extension spring, 24, the guide post, 25, compression spring, 26, the limiting plate, 27, the shrouding, 28, communicating pipe, 29, the inlet tube, 30, the outlet pipe, 31, the baffling board, 32, flow control valve.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1-4: the embodiment is a high-strength impact-resistant automobile stand column die, which comprises a base 1, stand columns 2 are arranged at four corners of the base 1, an upper top plate 3 is horizontally arranged at the top of each stand column 2, a plurality of lifting devices 4 are arranged at the bottom of each upper top plate 3, an upper die 5 is arranged at the tail ends of execution shafts of the plurality of lifting devices 4, an upper die cavity 6 is arranged at the bottom of each upper die 5, an injection port 10 communicated with the upper die cavity 6 is arranged at the top of each upper die 5, a fixed frame 7 is arranged at the top of the base 1, a lower die 8 corresponding to and matched with the upper die 5 is arranged at the top of the fixed frame 7, a lower die cavity 9 corresponding to the upper die cavity 6 is arranged at the top of the lower die 8, a plurality of through holes communicated with the inside of the fixed frame 7 below the lower die 8 are arranged at the bottom of the lower die cavity 9, top pillars 11 are arranged in the plurality of through holes, and a fixed plate 12 is horizontally arranged at the bottoms of the top pillars 11, the top of each of the plurality of top pillars 11 is provided with a top block 13, the upper surface of which is engaged with the bottom surface of the lower mold cavity 9, the bottom of the lower mold cavity 9 is further provided with a notch for accommodating the top block 13 and engaging with the top block 13, the fixed frames 7 on both sides of the fixed plate 12 are further symmetrically provided with ejection mechanisms for driving the fixed plate 12 to ascend and descend, and one side of the base 1 is further provided with a controller 14 for driving the lifting device 4 to act.

Referring to fig. 1, 2 and 3, the ejection mechanism includes two vertical plates 15 symmetrically disposed at the front and rear ends in the fixing frame 7, a groove 16 is disposed at the top of the vertical plate 15 along the left and right sides, a first gear 17 is rotatably disposed in the groove 16, a second gear 18 engaged with the first gear 17 is rotatably disposed at one side of the first gear 17 close to the fixing plate 12, a lifting rod 19 is disposed at the other side of the first gear 17, the top of the lifting rod is vertically inserted through the fixing frame 7 and fixed to the sidewall of the upper mold 5 at the corresponding side, a tooth socket engaged with the first gear 17 is disposed at one side of the lifting rod 19, which is attached to the first gear 17, a rotating arm 20 is obliquely and upwardly disposed at one side of the fixing frame 7, which is close to the two vertical plates 15 at the same side, and has a top end extending above the fixing plate 12 and abutted to the sidewall of the fixing plate 12, the rotating arm 20 is fixedly connected to the rotating shaft of the second gear 18, a folded plate 21 having an upward opening is disposed at one side of the fixing frame 7, which is far away from the two vertical plates 15 at the same side, the pivot point height that folded plate 21 and riser 15 are connected is less than the height of the pivot point that pivot arm 20 and riser 15 are connected, and one side top that folded plate 21 is close to fixed plate 12 and the bottom butt of fixed plate 12, and one side top that folded plate 21 kept away from fixed plate 12 extends to pivot arm 20 bottom top and is provided with two pillars 22 that extend along the front and back end direction in pivot arm 20 bottom both sides, and the clearance between two pillars 22 is alternated to one side that fixed plate 12 was kept away from to folded plate 21.

Referring to fig. 1 and 2, a tension spring 23 is pivotally provided on a side of the two vertical plates 15 located below the flap plate 15 away from each other, and has the other end pivotally connected to an end of the flap plate 21 located above the pillar 22.

Referring to fig. 1, a plurality of guide posts 24 are symmetrically arranged at the front end and the rear end of the fixing plate 12, the tops of the guide posts 24 are fixedly connected with the bottom of the lower die 8, and the bottoms of the guide posts 24 are fixedly connected with the bottom plate of the fixing frame 7; compression springs 25 are fitted over the guide posts 24 above and below the fixed plate 12.

Referring to fig. 1 and 2, a stop plate 26 is further disposed on the top of the flap 21 on the side away from the fixing plate 12.

Referring to fig. 1 and 4, a sealing plate 27 fixed to the inner side wall of the fixing frame 7 is disposed around the bottom side wall of the lower mold 8, a communication pipe 28 through which the lifting rod 19 passes is disposed between the sealing plate 27 and the top plate of the fixing frame 7, a water inlet pipe 29 is disposed on one side of the fixing frame 7 above the sealing plate 27, a water outlet pipe 30 is disposed on the other side of the fixing frame 7 above the sealing plate 27, and the water inlet pipe 29 and the water outlet pipe 30 are communicated with an external circulating water system; a plurality of baffle plates 31 are arranged in the space between the sealing plate 27 and the top plate of the fixed frame 7; the inlet pipe 29 and the outlet pipe 30 are both provided with a flow regulating valve 32.

In practical application, the controller 14 controls the lifting device 4 to drive the upper die 5 to descend to be matched with the lower die 8, in the process of descending the lifting device 4, the lifting rods 19 at the two sides of the upper die 5 are synchronously driven to descend, the tooth grooves at the bottom ends of the lifting rods 19 drive the first gear 17 to rotate downwards and then drive the second gear 18 to rotate upwards, the second gear 18 drives one end of the rotating arm 20 close to the fixed plate 12 to rotate downwards while rotating upwards and then can drive the fixed plate 12 to drive downwards, while one end of the rotating arm 20 close to the fixed plate 12 moves downwards, the other end of the rotating arm 20 drives one end of the folded plate 21 far away from the fixed plate to lift upwards through the pillar 22, and then the other end abutted against the bottom of the fixed plate 12 is driven downwards, so that the fixed plate 12 can move downwards, when the upper die 5 and the lower die 8 are closed, the ejector block 13 at the top of the ejector column 11 sinks into the notch at the bottom of the lower die cavity 9 to form a complete die cavity; then, the melt is injected through the injection port 10, and the cooling water entering through the water inlet pipe 29 and discharged through the water outlet pipe 30 acts on the lower die 8 through the space between the sealing plate 27 and the top plate of the fixed frame 7, so that the melt is cooled and molded in the die cavity.

After the cooling forming is finished, the controller 14 controls the lifting device 4 to drive the upper die 5 to lift and demould with the lower die 8, in the lifting process of the lifting device 4, the lifting rods 19 on the two sides of the upper die 5 are synchronously driven to lift, the tooth spaces at the bottom end of the lifting rods 19 drive the gear I17 to rotate upwards and then drive the gear II 18 to rotate downwards, the gear II 18 rotates downwards and simultaneously drives one end of the rotating arm 20 close to the fixed plate 12 to rotate upwards, meanwhile, the other end of the rotating arm 20 drives one end of the folded plate 21 far away from the fixed plate to rotate downwards through the support column 22, so that the other end abutted against the bottom of the fixed plate 12 is lifted upwards, the fixed plate 12 can be lifted upwards under the action of one end abutted against the fixed plate 12, after the upper die 5 and the lower die 8 are demoulded, the top die cavity of the upright post formed by the top block 13 at the top of the top post 11 is convenient for a person to take out, and the steps of die assembly, injection molding, cooling forming and demolding are repeated to realize quantitative production.

The above description is only a preferred embodiment of the present patent, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the inventive concept, and these modifications and decorations should also be regarded as the protection scope of the present patent.