CN216095967U

CN216095967U - Stamping die convenient for replacing die core

Info

Publication number: CN216095967U
Application number: CN202122499023.XU
Authority: CN
Inventors: 郑柏忠; 林良财
Original assignee: Xiamen Baisiri Electronic Technology Co ltd
Current assignee: Xiamen Baisiri Electronic Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-22
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a stamping die with a conveniently replaced die core, and relates to the technical field of stamping dies. The technical key points are as follows: the upper die core is arranged on the upper die frame, the lower die core is arranged on the lower die frame, the upper die frame is arranged on a punch of a punching machine, the lower die frame is arranged on a workbench of the punching machine, a sliding groove communicated with any side wall of the upper die frame is arranged on the lower surface of the upper die frame, the lower die core moves along the sliding groove in the direction of an opening of the side wall of the upper die frame, a spring pin extending into the sliding groove is arranged on the side wall of the upper die frame adjacent to two openings of the sliding groove, a clamping hole clamped with the spring pin is arranged on the upper die core, and a reset spring used for pushing the upper die core out of the sliding groove is arranged on the inner wall of the sliding groove far away from the opening of the side wall of the upper die frame.

Description

Stamping die convenient for replacing die core

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die with a conveniently replaced die core.

Background

A Flexible Printed Circuit (FPC), also called a flexible circuit board or a flexible circuit board, which is favored for its excellent characteristics of light weight, thin thickness, free bending and folding, etc., a printed circuit having high reliability and excellent flexibility, which is made of a mylar or polyimide substrate, is formed by stacking a large number of precision components in a narrow and limited space by embedding a circuit design on a flexible thin plastic sheet, thereby forming a flexible circuit. The circuit can be bent at will, is folded, has light weight, small volume, good heat dissipation and convenient installation, and breaks through the traditional interconnection technology. In the structure of the flexible circuit, the constituent materials are an insulating film, a conductor, and an adhesive.

The mold core of the existing stamping mold is generally fixed on a related mold frame through screws and the like, so that the mold core is prevented from being separated from the mold frame when a casting is stamped, and the stamping mold has better stability. However, when the mold core on the mold frame is replaced, the mold core and the mold frame are fixed through screws, so that the mold core is inconvenient to disassemble and assemble, and a space for improvement is left.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stamping die with a conveniently replaced die core, which has the advantage of conveniently replacing the die core.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a conveniently change stamping die of mold core, includes last die carrier and lower die carrier that last mold core, lower mold core and two symmetries set up, it sets up on last die carrier to go up the mold core, the mold core sets up down on the die carrier, go up the die carrier and arrange in on the drift of punching machine, the die carrier is erect down and is arranged in on the workstation of punching machine, the die carrier lower surface is provided with rather than the communicating groove that slides of arbitrary lateral wall down, the mold core is located die carrier lateral wall opening direction removal down along the groove that slides down, and is adjacent with two openings in the groove that slides be provided with the spring catch that extends to the inslot that slides on the lateral wall of die carrier down, be provided with the joint hole with spring catch looks joint down on the mold core, it is provided with the reset spring who is used for pushing out the groove with lower mold core down to slide the groove towards lower die carrier lateral wall open-ended inner wall in the groove is kept away from in the groove that slides.

By adopting the technical scheme, when the stamping die is required to be used, the lower die core is embedded into the lower die frame along the sliding groove and extrudes the reset spring in the sliding groove, after the lower die core and the lower die frame are installed, the spring pin on the lower die frame is clamped with the clamping hole on the lower die core, and the upper die core and the upper die frame compress the reset spring and are clamped and fixed through the spring pin and the clamping hole in a similar manner, so that the installation and the application of the stamping die can be completed; when the upper die core and the lower die core corresponding to the upper die frame and the lower die frame need to be replaced, acting force is applied to the spring pin on the lower die frame firstly, the spring pin is separated from the clamping hole, the lower die core is far away from the direction of the reset spring under the action of the reset spring on the lower die frame to move and finally break away from the lower die frame, then a new lower die core is replaced, and similarly, the upper die core is separated from the upper die frame by applying the acting force by the reset spring after losing the action of the spring pin, and the new upper die core can be replaced.

In conclusion, the lower die core is arranged in the sliding groove of the lower die frame and compresses the return spring in the sliding groove, the spring pin on the lower die frame is clamped with the clamping hole on the lower die core, and the upper die core and the lower die frame are the same in structure, so that the aim of conveniently replacing the die core is fulfilled.

Furthermore, a plurality of reset springs are arranged along the direction vertical to the extending direction of the sliding groove.

Through adopting above-mentioned technical scheme, reset spring is provided with a plurality of, can increase the effort to last mold core or lower mold core to make last mold core or lower mold core break away from corresponding last die carrier or lower die carrier under reset spring's effect more easily.

Furthermore, one end, far away from the fixed end, of each of the plurality of return springs is provided with a same abutting plate for abutting against the upper mold core or the lower mold core.

Through adopting above-mentioned technical scheme, the setting of butt plate can make a plurality of reset spring's effort concentrate on the butt plate, and rethread butt plate pushes away from corresponding last die carrier or lower die carrier with last die core or lower die core.

Furthermore, the one side of butt plate towards reset spring is provided with the guide bar along reset spring extending direction straight, all be provided with the guiding hole with guide bar matched with on going up the die carrier or the die carrier down.

Through adopting above-mentioned technical scheme, the removal of guide bar and guiding hole can effectively to butt joint board carries out spacing direction to make butt joint board motion more steady.

Furthermore, the slot that slides is provided with the elasticity joint piece that is used for joint upper die core in last die carrier lateral wall opening part, the slot that slides is provided with the elasticity joint piece that is used for joint lower die core in die carrier lateral wall opening part down.

Through adopting above-mentioned technical scheme, when going up the mold core gomphosis and going into in the die carrier and compress reset spring, can carry out the joint through elasticity joint piece earlier to last mold core, then fix through spring catch and joint hole.

Furthermore, the elastic clamping sheet is arranged in an arc shape, and the opening of the elastic clamping sheet is far away from the sliding groove.

Through adopting above-mentioned technical scheme, the opening that elasticity joint piece is arc setting and elasticity joint piece is kept away from the groove that slides, goes into the in-process in the groove that slides at last mold core, and the arcwall face through elasticity joint piece can play the excessive effect of direction, conveniently goes up the installation of mold core.

Furthermore, the clamping hole is arc-shaped, and the spring pin is inserted into the end of the clamping hole and is embedded with the clamping hole.

Through adopting above-mentioned technical scheme, the joint hole is the arc setting, and the spring catch pegs graft and the gomphosis of joint hole mutually in the end in joint hole, can make things convenient for the spring catch to insert in the joint hole.

Furthermore, the side walls of the upper mold core and the lower mold core, which are far away from the return spring, are provided with handles.

By adopting the technical scheme, the arrangement of the handle facilitates the operator to take the upper mold core or the lower mold core.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the lower die core is arranged in the sliding groove of the lower die frame and compresses the return spring in the sliding groove, and the spring pin on the lower die frame is clamped with the clamping hole on the lower die core, so that the upper die core and the lower die frame are in the same way, and the aim of conveniently replacing the die core is fulfilled;

(2) the abutting plate is arranged, so that the acting force of a plurality of reset springs can be concentrated on the abutting plate, and the upper mold core or the lower mold core is pushed away from the corresponding upper mold frame or the corresponding lower mold frame through the abutting plate;

(3) when going up the mold core gomphosis and going into in the die carrier and compress reset spring, can carry out the joint through elasticity joint piece earlier to last mold core, then fix through spring catch and joint hole.

Drawings

FIG. 1 is an overall view of the present embodiment;

FIG. 2 is a schematic sectional view of the present embodiment;

FIG. 3 is a partial cross-sectional view of the highlighted spring pin of this embodiment.

Reference numerals: 1. an upper mold core; 2. a lower mold core; 3. feeding a mold frame; 4. a lower die frame; 5. an elastic clip sheet; 6. a sliding groove; 7. a spring pin; 8. a clamping hole; 9. a return spring; 10. a handle; 11. a butt joint plate; 12. a guide bar; 13. and (4) a guide hole.

Detailed Description

The utility model is described in detail below with reference to the figures and examples.

The utility model provides a stamping die of conveniently changing mold core, as shown in fig. 1, 2, includes that last mold core 1, lower mold core 2 and two symmetrical upper die carriers 3 and the lower mold carrier 4 that set up, go up mold core 1 and install on last mold carrier 3, lower mold core 2 installs on lower mold carrier 4, and upper die carrier 3 installs on the drift of punching machine.

As shown in fig. 2 and 3, the lower die frame 4 is installed on a workbench of a punching machine, a sliding groove 6 communicated with a side wall far away from one side wall of the punching equipment is formed in the lower surface of the lower die frame 4, the cross section of the sliding groove 6 is arranged in a convex shape, the lower die core 2 moves along the sliding groove 6 in the direction of an opening in the side wall of the lower die frame 4, the side wall of the lower die frame 4 adjacent to two openings of the sliding groove 6 is provided with a spring pin 7 extending into the sliding groove 6, the lower die core 2 is provided with a clamping hole 8 clamped with the spring pin 7, the elastic clamping piece 5 is arranged in an arc shape, the opening of the elastic clamping piece 5 is far away from the sliding groove 6, and the inner wall of the sliding groove 6 far away from the opening in the side wall of the lower die frame 4 is provided with a return spring 9 for pushing the lower die core 2 out of the sliding groove 6; go up 3 lower surfaces of die carrier and offer and keep away from the communicating groove 6 that slides of a stamping equipment lateral wall, and the groove 6 cross-section that slides is the setting of type shape, it is located 3 lateral wall openings orientations of die carrier and removes along the groove 6 that slides to go up die core 1, install the spring catch 7 that extends to in the groove 6 that slides on the lateral wall of the last die carrier 3 adjacent with two openings in the groove 6 that slides, go up and offer the joint hole 8 with spring catch 7 looks joint on the die core 1, elasticity joint piece 5 is the arc setting, and the groove 6 that slides is kept away from to the opening of elasticity joint piece 5, it installs the reset spring 9 that is used for going up die core 1 and stand out the groove 6 towards the 3 lateral wall open-ended inner walls in the die carrier that slide 6 keep away from, it all is fixed with handle 10 with a lateral wall that reset spring 9 was kept away from to go up die core 1 and lower die core 2.

As shown in fig. 2, an elastic clamping sheet 5 for clamping the upper mold core 1 is fixed at the opening of the side wall of the upper mold frame 3 of the sliding groove 6. When the upper mold core 1 is embedded into the upper mold frame 3 and compresses the return spring 9, the upper mold core 1 can be clamped through the elastic clamping sheet 5, and then the upper mold core is fixed with the clamping hole 8 through the spring pin 7.

Furthermore, in the process that the upper mold core 1 enters the sliding groove 6, the arc-shaped surface of the elastic clamping sheet 5 can play a role in guiding excessively, and the upper mold core 1 is convenient to mount.

As shown in fig. 2 and 3, three return springs 9 are fixed in a direction perpendicular to the extending direction of the sliding groove 6, so that the acting force on the upper mold core 1 or the lower mold core 2 can be increased, and the upper mold core 1 or the lower mold core 2 can be more easily separated from the corresponding upper mold frame 3 or lower mold frame 4 under the action of the return springs 9.

Furthermore, three reset springs 9 are kept away from its fixed one end and are fixed with same butt plate 11 that is used for butt joint upper die core 1 or lower die core 2, can make a plurality of reset springs 9's effort concentrate on butt plate 11, and rethread butt plate 11 pushes away from corresponding upper die frame 3 or lower die frame 4 with upper die core 1 or lower die core 2.

What has to mention is that, carry out spacing direction in order effectively to the removal of butt joint board 11 to make 11 motions of butt joint board more steady, butt joint board 11 in this embodiment is fixed with along the straight guide bar 12 of reset spring 9 extending direction towards reset spring 9's one side, and all seted up on cope match-plate pattern 3 or the lower die holder 4 with guide bar 12 matched with guiding hole 13.

The working process and the beneficial effects of the utility model are as follows: when a stamping die is required to be used, the lower die core 2 is embedded into the lower die frame 4 along the sliding groove 6, the return spring 9 in the sliding groove 6 is extruded, after the lower die core 2 and the lower die frame 4 are installed, the spring pin 7 on the lower die frame 4 is clamped with the clamping hole 8 on the lower die core 2, the upper die core 1 and the upper die frame 3 compress the return spring 9 in the same way and are clamped and fixed with the clamping hole 8 through the spring pin 7, and then the installation and application of the stamping die can be completed; when the upper die core 1 and the lower die core 2 corresponding to the upper die frame 3 and the lower die frame 4 need to be replaced, the acting force is applied to the spring pin 7 on the lower die frame 4 firstly, so that the spring pin 7 is separated from the clamping hole 8, the lower die core 2 is far away from the direction of the reset spring 9 under the action of the reset spring 9 on the lower die frame 4 and finally separated from the lower die frame 4, then the new lower die core 2 is replaced, and similarly, the acting force applied to the upper die core 1 by the reset spring 9 after the action of the spring pin 7 is lost is separated from the upper die frame 3, and the new upper die core 1 can be replaced.

In conclusion, the lower mold core 2 is arranged in the sliding groove 6 of the lower mold base 4 and compresses the return spring 9 in the sliding groove 6, and the spring pin 7 on the lower mold base 4 is clamped with the clamping hole 8 on the lower mold core 2, so that the upper mold core 1 and the lower mold base 4 are in the same way, and the purpose of conveniently replacing the mold core is achieved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a convenient stamping die who changes mold core, includes last mold base (3) and lower mold base (4) that last mold core (1), lower mold core (2) and two symmetries set up, it sets up on last mold base (3) to go up mold core (1), lower mold core (2) set up on lower mold base (4), it sets up on the drift of punching machine to go up mold base (3), lower mold base (4) set up on the workstation of punching machine, its characterized in that: lower die carrier (4) lower surface is provided with rather than communicating groove (6) that slides of arbitrary lateral wall, die core (2) are located down die carrier (4) lateral wall opening direction along sliding groove (6) down and are removed, and are adjacent with two openings in groove (6) that slide be provided with on the lateral wall of lower die carrier (4) and extend to spring catch (7) in the groove (6) that slides, be provided with joint hole (8) with spring catch (7) looks joint down on die core (2), it is provided with reset spring (9) that are used for supporting out the groove (6) that slides down die core (2) towards its mould carrier (4) lateral wall open-ended inner wall down to slide groove (6) to keep away from in groove (6).

2. The stamping die of claim 1, wherein the stamping die comprises: the reset springs (9) are arranged in a plurality of directions perpendicular to the extending direction of the sliding groove (6).

3. The stamping die convenient for replacing the die core as claimed in claim 2, wherein: and one end, far away from the fixed end, of each return spring (9) is provided with the same abutting plate (11) for abutting against the upper mold core (1) or the lower mold core (2).

4. The stamping die of claim 3, wherein the stamping die comprises: one side of the abutting plate (11) facing the reset spring (9) is provided with a guide rod (12) which is straight along the extension direction of the reset spring (9), and the upper die frame (3) or the lower die frame (4) is provided with a guide hole (13) matched with the guide rod (12).

5. The stamping die of claim 1, wherein the stamping die comprises: the sliding groove (6) is located at the opening of the side wall of the upper die frame (3) and is provided with an elastic clamping sheet (5) used for clamping the upper die core (1), and the sliding groove (6) is located at the opening of the side wall of the lower die frame (4) and is provided with the elastic clamping sheet (5) used for clamping the lower die core (2).

6. The stamping die convenient for replacing the die core as claimed in claim 5, wherein: the elastic clamping sheet (5) is arranged in an arc shape, and the opening of the elastic clamping sheet (5) is far away from the sliding groove (6).

7. The stamping die of claim 1, wherein the stamping die comprises: the clamping holes (8) are arranged in an arc shape, and the spring pins (7) are inserted into the ends of the clamping holes (8) and are embedded with the clamping holes (8).

8. The stamping die of claim 1, wherein the stamping die comprises: and handles (10) are arranged on one side wall of the upper mold core (1) and one side wall of the lower mold core (2) far away from the return spring (9).