CN214442225U

CN214442225U - Sliding type mold stripper plate locking structure

Info

Publication number: CN214442225U
Application number: CN202120258468.6U
Authority: CN
Inventors: 焦韶勇; 李开泉; 黄文斌; 王安
Original assignee: Dongguan Dongli Intelligent Mold Technology Co ltd
Current assignee: Dongguan Dongli Intelligent Mold Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-22
Anticipated expiration: 2031-01-29

Abstract

The utility model provides a pair of slidingtype mould stripper locking structure contains from last cope match-plate pattern, upper padding plate, last mould blade fixed plate, lower bolster, the die holder that down sets gradually, is equipped with the blanking blade on going up the mould blade fixed plate, and sliding connection has the left side of taking inclined plane B to take off the material slider and takes off the material slider on the right side on the lower bolster, and a left side is taken off the material slider and is taken off on the right side and be equipped with the spring between the material slider, goes up mould blade fixed plate bottom and is equipped with the last mould slide wedge A of taking inclined plane A and goes up mould slide wedge B. Placing the material on a lower template, closing the die, enabling a left stripping slide block and a right stripping slide block to approach and clamp the material along with the continuous descending of an upper die wedge A and an upper die wedge B, and blanking the material by a blanking blade; when the die is opened, the blanking blade is separated from the material, and along with the ascending of the upper die wedge A and the upper die wedge B, the left material removing slide block and the right material removing slide block are far away from each other and release the clamping of the material, so that the material removing is completed. The stripper plate can not move along with the upper die during die opening, so that the stripping stability is improved, and the product quality is improved.

Description

Sliding type mold stripper plate locking structure

Technical Field

The utility model relates to a stamping die field indicates a slidingtype mould stripper locking structure especially.

Background

When the punching die performs punching processing, the blade is used for punching the material part, the stripper plate is used for compressing the material part, and after the punching is finished, the blade and the material part need to be stripped firstly, and then the stripper plate is separated from the material part. The existing stamping die is basically connected with a stripper plate through a stripper spring, the stripper plate is pushed to eject a material piece by the aid of the elasticity of the stripper spring during die opening so as to realize stripping action, and an upper die drives a blade to be pulled out of the material piece before the stripper plate and a lower die are separated. Because use the spring as taking off material power, the unstable condition can appear, because the spring uses a period of time strength can reduce, causes the holding power that the spring provided not enough, and then causes the mould to open the in-process, takes off under flitch and the condition that the cope match-plate pattern was not opened upward movement together, causes the blanking blade to make the product upward movement together because of the frictional force with the laminating of material spare to cause the material spare to warp.

Disclosure of Invention

The utility model aims to solve the problem that a slidingtype mould takes off flitch locking structure is provided, takes off the flitch and does not remove along with last mould when guaranteeing the die sinking, improves and takes off material stability, improves product quality.

The technical problem to be solved is to provide a locking structure of a sliding type mold stripper plate, which comprises an upper mold plate, an upper backing plate, an upper mold blade fixing plate, a lower mold plate and a lower mold base which are sequentially arranged from top to bottom, wherein the upper mold plate and the upper mold blade fixing plate are respectively and fixedly connected to the upper surface and the lower surface of the upper backing plate, a blanking blade is fixedly connected to the upper mold blade fixing plate, the top surface of the lower mold plate is in sliding connection with a left stripper slide block and a right stripper slide block which are oppositely arranged, a blade slot matched with the blanking blade is respectively arranged on one opposite side surface of the left stripper slide block and the right stripper slide block in a penetrating way, a spring is fixedly connected between the left stripper slide block and the right stripper slide block, an upper mold wedge A and an upper mold wedge B are respectively and fixedly connected to the opposite sides of the bottom of the upper mold blade fixing plate, an inclined surface A is arranged on one opposite side surface of the upper mold wedge A and the upper mold wedge B, an inclined surface B matched with the inclined surface is arranged on the outer side surface of the left stripper slide block and the right stripper slide block, the lower template is provided with a yielding hole A and a yielding hole B which are matched with the upper die wedge A and the upper die wedge B in a penetrating mode.

Preferably, a plurality of reset mechanisms are arranged between the upper die plate and the lower die base, each reset mechanism comprises a guide pillar fixedly connected to the bottom of the upper die plate, a guide cylinder fixedly connected to the top of the lower die base and matched with the guide pillar, and a reset spring sleeved on the guide pillar, and the reset spring is abutted between the bottom of the upper die plate and the top end of the guide cylinder.

Preferably, the left material-removing slide block and the right material-removing slide block are respectively provided with a limiting notch on one side opposite to each other, and the top of the lower template is provided with a limiting groove.

Preferably, the widths of the left stripping slide and the right stripping slide are a and B respectively, the distance between the upper die wedge a and the upper die wedge B is c, and a + B is equal to c.

Preferably, the opposite sides of the left material removing sliding block and the right material removing sliding block are respectively provided with a processing groove communicated with the blade slot, and one side of the lower template is provided with a chip removal port in a penetrating way.

The utility model has the advantages that: the utility model provides a slidingtype mould stripper plate locking structure sets up unique assembly structure, place the material piece at the lower die plate top surface, the closed mould, go up mould slide wedge A and last mould slide wedge B and move to abdicating hole A and abdicating hole B side respectively under the drive of cope match-plate pattern, inclined plane A will offset and lead to left stripper slide block and right stripper slide block compression spring and be close to each other with inclined plane B in the removal process, the material piece is cliied by left stripper slide block and right stripper slide block that are located its both sides and has realized the location to the material piece, blanking is carried out to the material piece along with the blanking blade that the cope match-plate pattern moved down this moment; the upper die plate is lifted up during die opening, the upper die wedge A, the upper die wedge B and the blanking blade move up synchronously, the upper die wedge A and the upper die wedge B slowly leave the abdicating hole A and the abdicating hole B respectively, the blanking blade moving up when the inclined plane A and the inclined plane B are contacted again is separated from a material part, along with the continuous rising of the upper die wedge A and the upper die wedge B, the left stripping slide block and the right stripping slide block are relatively far away and reset under the elastic action of the spring, and the clamping of the material part is released by the separated left stripping slide block and the right stripping slide block to complete stripping. The mould releasing plate is simple in structure and easy and convenient to operate, the material releasing plate can be prevented from moving along with the upper mould when the mould is opened, the material releasing stability is improved, and the product quality is improved.

Drawings

Fig. 1 illustrates the cross-sectional structure diagram of the locking structure in the mold opening state.

Fig. 2 illustrates the cross-sectional structure diagram of the locking structure in the assembled state.

The reference numbers illustrate: the punching die comprises an upper die plate 1, an upper padding plate 2, an upper die blade fixing plate 3, a lower die plate 4, an abdicating hole A40, an abdicating hole B41, a limiting groove 42, a chip removal port 43, a lower die holder 5, a punching blade 6, a left stripping slider 7, a blade slot 70, an inclined plane B700, a limiting notch 71, a processing groove 72, a right stripping slider 8, an upper die wedge A10, an inclined plane A100, an upper die wedge B11, a guide pillar 12, a guide cylinder 13 and a return spring 14.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.

All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.

Refer to fig. 1-2.

The utility model provides a sliding die stripper plate locking structure, which comprises an upper die plate 1, an upper padding plate 2, an upper die blade fixing plate 3, a lower die plate 4 and a lower die holder 5 which are arranged from top to bottom in sequence, wherein the upper die plate 1 and the upper die blade fixing plate 3 are respectively and fixedly connected on the upper surface and the lower surface of the upper padding plate 2, a blanking blade 6 is fixedly connected on the upper die blade fixing plate 3, the top surface of the lower die plate 4 is in sliding connection with a left stripper slide block 7 and a right stripper slide block 8 which are oppositely arranged, a blade slot 70 matched with the blanking blade 6 is arranged on the opposite side surfaces of the left stripper slide block 7 and the right stripper slide block 8 in a penetrating way, a spring is fixedly connected between the left stripper slide block 7 and the right stripper slide block 8, the opposite sides at the bottom of the upper die blade fixing plate 3 are respectively and fixedly connected with an upper die wedge A10 and an upper die wedge B11, an opposite side surface of the upper die wedge A10 and the upper die wedge B11 is provided with an inclined surface A100, the outer side surfaces of the left stripping slide block 7 and the right stripping slide block 8 are respectively provided with an inclined surface B700 matched with the inclined surface A100, and the lower template 4 is provided with an abdicating hole A40 and an abdicating hole B41 matched with the upper die inclined wedge A10 and the upper die inclined wedge B11 in a penetrating manner.

The specific use principle is as follows: the bottoms of the left stripping slide block 7 and the right stripping slide block 8 are respectively provided with a guide strip, and the top surface of the lower template 4 is provided with a guide groove matched with the guide strips, so that the left stripping slide block 7 and the right stripping slide block 8 can slide along the top surface of the lower template 4, and the blade slots 70 on the two sides are matched with the blanking blade 6 after being closed. Placing a material piece on the top surface of a lower template 4, closing a die, driving a blanking blade 6, an upper die wedge A10 and an upper die wedge B11 to synchronously move downwards by an upper template 1, respectively moving the upper die wedge A10 and the upper die wedge B11 to the side of an abdicating hole A40 and an abdicating hole B41, abutting an inclined plane A100 against an inclined plane B700 in the die closing process, causing a left stripper slide 7 and a right stripper slide 8 to compress springs and approach towards each other, clamping and positioning the material piece by the left stripper slide 7 and the right stripper slide 8 positioned on both sides of the material piece, and blanking the material piece by the blanking blade 6 moving downwards along with the upper template 1 at the moment, wherein the upper die wedge A10 and the upper die wedge B11 respectively extend into the abdicating hole A40 and the abdicating hole B41; and (3) opening the die after blanking is finished, lifting the upper die plate 1, lifting the upper die wedge A10, lifting the upper die wedge B11 and the blanking blade 6 to move upwards synchronously, wherein the upper die wedge A10 and the upper die wedge B11 slowly leave the abdicating hole A40 and the abdicating hole B41 respectively, when the inclined plane A100 and the inclined plane B700 are contacted again, the upwards-moved blanking blade 6 is separated from the material, the left stripping slide 7 and the right stripping slide 8 are relatively far away and reset under the action of the elastic force of a spring along with the continuous rising of the upper die wedge A10 and the upper die wedge B11, and the separated left stripping slide 7 and the right stripping slide 8 release the clamping of the material to finish stripping. The stripper plate can be ensured not to move along with the upper die during die opening, the blade is ensured to be separated from the material part firstly, and then the stripper plate is separated from the material part, so that the stripping stability and quality are improved.

Based on the above embodiment, be equipped with a plurality of canceling release mechanical system between cope match-plate pattern 1 and die holder 5, canceling release mechanical system includes guide pillar 12 of fixed connection 1 bottom in cope match-plate pattern, fixed connection at the die holder 5 top and with guide pillar 12 matching guide cylinder 13, the reset spring 14 of cover on guide pillar 12, reset spring 14 butt is between cope match-plate pattern 1 bottom and guide cylinder 13 top. During mold closing, the guide post 12 descends along the guide cylinder 13, and the return spring 14 is compressed; when the mold is opened, the upper mold plate 1 is reset under the elastic force of the reset spring 14.

Based on the above embodiment, the opposite side surfaces of the left material-removing slide block 7 and the right material-removing slide block 8 are both provided with the limiting notch 71, and the top of the lower template 4 is provided with the limiting groove 42. When the left stripping slide block 7 and the right stripping slide block 8 are pushed to approach to each other and fit together, the limiting notches 71 on the two sides are combined to clamp the material piece, the limiting notches 71 on the two sides and the limiting groove 42 on the two sides are closed and then matched with the material piece in shape, the material piece cannot be damaged by pressure, and the processing quality is improved.

Based on the above embodiment, the widths of the left stripper shoe 7 and the right stripper shoe 8 are a and B, respectively, the distance between the upper die wedge a10 and the upper die wedge B11 is c, and a + B is c. In the die assembly process, along with the continuous descending of the upper die wedge A10 and the upper die wedge B11, when the inclined plane A100 completely slides over the inclined plane B700, the left stripping slide block 7 and the right stripping slide block 8 are pushed to approach and stick together in opposite directions, the upper die wedge A10 and the upper die wedge B11 limit the left stripping slide block 7 and the right stripping slide block 8, the material piece is ensured to be stably clamped by the left stripping slide block 7 and the right stripping slide block 8, and the processing quality is improved.

Based on the above embodiment, the opposite sides of the left material-removing slider 7 and the right material-removing slider 8 are both provided with the processing grooves 72 communicated with the blade slots 70, and one side of the lower template 4 is provided with the chip removal port 43 in a penetrating manner. After the die is closed, the left stripping slide block 7 and the right stripping slide block 8 are pushed and attached, the processing grooves 72 on the two sides form a blanking processing area, slag scraps generated in the blanking process fly into the processing grooves 72 and are discharged out of the die through the scrap discharge port 43, the cleanness of the interior of the die is ensured, and the blanking process can be carried out continuously.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. The utility model provides a slidingtype mould takes off flitch locking structure, contains from last cope match-plate pattern (1), upper padding plate (2), last mould blade fixed plate (3), lower bolster (4), die holder (5) that down set gradually, its characterized in that, cope match-plate pattern (1) with last mould blade fixed plate (3) respectively fixed connection be in on two sides about upper padding plate (2), fixedly connected with blanking blade (6) on last mould blade fixed plate (3), lower bolster (4) top surface sliding connection has relative left stripper slider (7) and right stripper slider (8) that set up, the relative side of left side stripper slider (7) and right stripper slider (8) all runs through and is provided with blade slot (70) that blanking blade (6) match, a left side stripper slider (7) and the right side stripper slider (8) between fixedly connected with spring, go up mould blade fixed plate (3) bottom relative both sides respectively fixedly connected with go up mould slide wedge A (10) and go up mould slide wedge B (11), go up mould slide wedge A (10) with it all is equipped with inclined plane A (100) to go up mould slide wedge B (11) relative side, a left side take off material slider (7) with the right side takes off material slider (8) lateral surface all be equipped with inclined plane B (700) that inclined plane A (100) match, run through on lower bolster (4) be provided with go up mould slide wedge A (10) with go up the hole of stepping down A (40) and the hole of stepping down B (41) that mould slide wedge B (11) match.

2. The locking structure of the stripper plate of the sliding mold according to claim 1, wherein a plurality of reset mechanisms are arranged between the upper mold plate (1) and the lower mold base (5), each reset mechanism comprises a guide post (12) fixedly connected to the bottom of the upper mold plate (1), a guide cylinder (13) fixedly connected to the top of the lower mold base (5) and matched with the guide post (12), and a reset spring (14) sleeved on the guide post (12), and the reset spring (14) abuts between the bottom of the upper mold plate (1) and the top end of the guide cylinder (13).

3. The sliding mold stripper plate locking structure according to claim 1, wherein a limiting notch (71) is formed in one side surface of the left stripper plate (7) opposite to the right stripper plate (8), and a limiting groove (42) is formed in the top of the lower template (4).

4. The sliding mold stripper plate locking structure according to claim 3, wherein the widths of the left stripper shoe (7) and the right stripper shoe (8) are a and B, respectively, and the distance between the upper die wedge A (10) and the upper die wedge B (11) is c, and a + B is c.

5. The sliding mold stripper plate locking structure according to claim 1, wherein a processing groove (72) communicated with the insert slot (70) is formed in each of opposite sides of the left stripper plate (7) and the right stripper plate (8), and a chip removal port (43) is formed in one side of the lower template (4) in a penetrating manner.