CN214263508U

CN214263508U - Porous stamping die for hardware processing

Info

Publication number: CN214263508U
Application number: CN202022887902.5U
Authority: CN
Inventors: 戴丽彬
Original assignee: Qingdao Ekos Precision Machinery Co ltd
Current assignee: Qingdao Ekos Precision Machinery Co ltd
Priority date: 2020-12-06
Filing date: 2020-12-06
Publication date: 2021-09-24
Anticipated expiration: 2030-12-06

Abstract

The utility model discloses a porous stamping die for hardware processing, include the terrace die and set up in the die of terrace die below, the bottom movable mounting of terrace die has the mounting panel, and the bottom fixed mounting of mounting panel has a plurality of punching heads, establish the cushion chamber on the terrace die, and the top movable mounting of mounting panel in the cushion chamber, the inside of mounting panel is equipped with a plurality of cavitys, and it is equipped with the movable block to slide in the cavity, the top fixedly connected with dead lever of movable block, and the top of dead lever run through to in the cavity and with the top inner wall fixed connection of cavity. This porous stamping die for hardware processing can make the piercing point have good buffer function to prevent that the problem of the easy damage of piercing point from appearing because of the comparatively hard work piece material of stamping process, ensured the life of piercing point greatly, and then ensured that whole device uses in follow-up normal punching press.

Description

Porous stamping die for hardware processing

Technical Field

The utility model relates to the technical field of mold, especially, relate to a porous stamping die for hardware processing.

Background

The stamping die is a special technological equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die), stamping is a pressure processing method for obtaining required parts by applying pressure to the materials by using a die arranged on a press machine at room temperature to separate or plastically deform the materials, wherein the stamping die has a plurality of forms, the stamping die is classified according to three aspects of working property, die structure and die material, and hardware products need stamping in the processing process. For example, prior art patent No. CN210523548U discloses a porous stamping die for hardware processing, which includes a die body, a connecting bump, a fixed jack, a first stamping die hole, a second stamping die hole, and a third stamping die hole, wherein the connecting bump is disposed on the outer side of the die body, the fixed jack is mounted on the upper end of the die body, the first stamping die hole is located on the inner side of the fixed jack, the second stamping die hole is disposed below the first stamping die hole, and the third stamping die hole is disposed below the second stamping die hole; this porous stamping die for hardware processing can once only carry out the stamping forming processing of three kinds of different grade types, and the type of machine-shaping is many to great improvement the efficiency of processing.

However, the punching head in the conventional multi-hole punching die for hardware processing does not have a buffering function, and the punching head is easily damaged when a hard material is encountered in the punching process, so that the service life of the punching head cannot be guaranteed, and the subsequent normal punching use is influenced; in order to solve the problems, a porous stamping die for hardware processing is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a porous stamping die for hardware processing.

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

a multi-hole stamping die for hardware processing comprises a male die and a female die arranged below the male die, wherein a mounting plate is movably arranged at the bottom of the male die, a plurality of punching heads are fixedly arranged at the bottom of the mounting plate, a buffer cavity is formed in the male die, the top of the mounting plate is movably arranged in the buffer cavity, a plurality of cavities are arranged in the mounting plate, movable blocks are arranged in the cavities in a sliding mode, fixed rods are fixedly connected to the tops of the movable blocks, the tops of the fixed rods penetrate into the buffer cavity and are fixedly connected with the inner wall of the top of the buffer cavity, a first buffer spring sleeved on the fixed rods is fixedly connected between the movable blocks and the inner wall of the top of the buffer cavity in a sleeved mode, the bottoms of the movable blocks are rotatably connected with symmetrically arranged rotating connecting rods, the rotating connecting rods are obliquely arranged, the bottoms of the two rotating connecting rods are rotatably connected with a cross rod, and moving grooves are formed in the inner walls of two sides of the cavities, a moving block is movably arranged in the moving groove, one end, far away from the rotating connecting rod, of the cross rod extends into the moving groove and is fixedly connected with the moving block, and a second buffer spring is fixedly connected between the other side of the moving block and the side wall of the moving groove.

Preferably, one end of the bottom of the cross rod in the cavity is fixedly provided with a transverse sliding block, a transverse sliding groove is formed in the cavity, and the transverse sliding block is slidably mounted in the transverse sliding groove along the horizontal direction.

Preferably, the two rotating connecting rods are integrally in an external splayed structure.

Preferably, the inner wall of the top of the cavity is provided with a vertical hole, and the fixing rod movably penetrates through the vertical hole.

Preferably, a plurality of punching heads are arranged at the bottom of the mounting plate at equal intervals, and the female die is provided with punching holes matched with the punching heads.

Preferably, the top of the two sides of the mounting plate is fixedly connected with vertical sliding blocks, vertical sliding grooves are formed in the inner walls of the two sides of the buffer cavity, and the vertical sliding blocks are slidably mounted in the vertical sliding grooves along the vertical direction.

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

in the utility model, when the punch die meets a workpiece with a hard material in the downward punching process through the punching head, the punching head can buffer upwards, the mounting plate is moved upwards and the first buffer spring in the cavity is compressed and buffered when the punching head moves upwards to buffer, so that the excessive impact force on a part of the punching head can be offset through the deformation of the first buffer spring; meanwhile, when the mounting plate moves upwards for buffering, the two rotating connecting rods are further far away from each other and respectively drive the cross rod and the moving block to compress the second buffer spring, so that a part of overlarge impact force can be further consumed through the deformation of the second buffer spring;

finally, this porous stamping die for hardware processing can make the piercing head have good buffer function to prevent that the problem that the piercing head damaged easily because of the work piece material is comparatively hard in the stamping process from appearing, ensured the life of piercing head greatly, and then ensured that whole device is in follow-up normal punching press and is used.

Drawings

Fig. 1 is a schematic structural view of a multi-hole stamping die for hardware processing according to the present invention;

FIG. 2 is a schematic view of the connection structure of the male die and the punching head of the present invention;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 2.

In the figure: the device comprises a male die 1, a female die 2, a punching head 3, a mounting plate 4, a cavity 401, a first buffer spring 402, a fixing rod 403, a movable block 404, a rotating connecting rod 405, a cross rod 406, a movable block 407, a second buffer spring 408, a moving groove 409, a transverse sliding block 410, a transverse sliding groove 411, a vertical hole 412, a buffer cavity 5, a vertical sliding block 6 and a vertical sliding groove 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a porous stamping die for hardware processing, includes terrace die 1 and the die 2 that sets up in terrace die 1 below, the bottom movable mounting of terrace die 1 has mounting panel 4, and the bottom fixed mounting of mounting panel 4 has a plurality of piercing heads 3, set up cushion chamber 5 on terrace die 1, and the top movable mounting of mounting panel 4 is in cushion chamber 5, the inside of mounting panel 4 is equipped with a plurality of cavities 401, and it is equipped with movable block 404 to slide in the cavity 401, and the top fixedly connected with dead lever 403 of movable block 404, and the top of dead lever 403 run through to in cushion chamber 5 and with the top inner wall fixed connection of cushion chamber 5, fixedly connected with cover establishes the first buffer spring 402 on dead lever 403 between the top inner wall of movable block 404 and cushion chamber 5, the bottom of movable block 404 is rotated and is connected with the rotation connecting rod 405 that the symmetry set up, and rotation connecting rod 405 slope sets up, the bottom of each of the two rotating connecting rods 405 is rotatably connected with a cross rod 406, the inner walls of the two sides of the cavity 401 are respectively provided with a moving groove 409, a moving block 407 is movably arranged in the moving groove 409, one end of the cross rod 406, which is far away from the rotating connecting rods 405, extends into the moving groove 409 and is fixedly connected with the moving block 407, and a second buffer spring 408 is fixedly connected between the other side of the moving block 407 and the side wall of the moving groove 409. This porous stamping die for hardware processing can make piercing head 3 have good buffer function to prevent that the problem that leads to piercing head 3 to damage easily because of the work piece material is comparatively hard to appear in the stamping process, ensured piercing head 3's life greatly, and then ensured that whole device is used in follow-up normal punching press.

Specifically, a transverse sliding block 410 is fixedly arranged at one end of the bottom of the cross bar 406 in the cavity 401, a transverse sliding groove 411 is arranged in the cavity 401, and the transverse sliding block 410 is slidably arranged in the transverse sliding groove 411 along the horizontal direction.

Specifically, the two rotating links 405 are integrally in an outer "splayed" configuration.

Specifically, a vertical hole 412 is formed in the top inner wall of the cavity 401, and the fixing rod 403 movably penetrates through the vertical hole 412.

Specifically, a plurality of punching heads 3 are arranged at the bottom of the mounting plate 4 at equal intervals, and the female die 2 is provided with punching holes matched with the punching heads 3.

Specifically, the equal fixedly connected with vertical slider 6 in both sides top of mounting panel 4 all is equipped with vertical spout 7 on the both sides inner wall of cushion chamber 5, and vertical slider 6 along vertical direction slidable mounting in vertical spout 7.

The utility model discloses a porous stamping die for hardware processing, when terrace die 1 meets the work piece that the material is comparatively hard through piercing head 3 in the punching process downwards, piercing head 3 can upwards cushion the activity, still makes mounting panel 4 move up and compress the buffering to first buffer spring 402 in cavity 401 when piercing head 3 shifts up the buffering activity, like this through the deformation of first buffer spring 402, can offset the too big impact force that some piercing head 3 received; meanwhile, when the mounting plate 4 moves upwards for buffering, the two rotating connecting rods 405 are further away from each other and respectively drive the cross rod 406 and the moving block 407 to compress the second buffer spring 408, so that a part of overlarge impact force can be further consumed through the deformation of the second buffer spring 408; finally, can make the punch head 3 have good buffer function to prevent that the problem that leads to the easy damage of punch head 3 to appear because of the work piece material is comparatively hard in the stamping process, ensured the life of punch head 3 greatly, and then ensured that whole device is used in follow-up normal punching press.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a porous stamping die for hardware processing, includes terrace die (1) and sets up in die (2) of terrace die (1) below, its characterized in that, the bottom movable mounting of terrace die (1) has mounting panel (4), and the bottom fixed mounting of mounting panel (4) has a plurality of punching heads (3), establish cushion chamber (5) on terrace die (1), and the top movable mounting of mounting panel (4) is in cushion chamber (5), the inside of mounting panel (4) is equipped with a plurality of cavitys (401), and it is equipped with movable block (404) to slide in cavity (401), and the top fixedly connected with dead lever (403) of movable block (404), and the top of dead lever (403) run through in cushion chamber (5) and with the top inner wall fixed connection of cushion chamber (5), fixedly connected with cover establishes first buffer spring (402) on dead lever (403) between the top inner wall of movable block (404) and cushion chamber (5), the bottom of movable block (404) rotates and is connected with rotation connecting rod (405) that the symmetry set up, and rotates connecting rod (405) slope setting, and the bottom of two rotation connecting rod (405) all rotates and is connected with horizontal pole (406), all be equipped with shifting chute (409) on the both sides inner wall of cavity (401), the activity is equipped with movable block (407) in shifting chute (409), and horizontal pole (406) keep away from the one end of rotating connecting rod (405) extend to in shifting chute (409) and with movable block (407) fixed connection, fixedly connected with second buffer spring (408) between the opposite side of movable block (407) and the lateral wall of shifting chute (409).

2. The porous stamping die for hardware processing as claimed in claim 1, wherein one end of the bottom of the cross bar (406) in the cavity (401) is fixedly provided with a transverse slider (410), a transverse sliding groove (411) is arranged in the cavity (401), and the transverse slider (410) is slidably mounted in the transverse sliding groove (411) along the horizontal direction.

3. The porous stamping die for hardware processing as claimed in claim 1, wherein the two rotating connecting rods (405) are integrally in an outer splayed structure.

4. The multi-hole stamping die for hardware processing as claimed in claim 1, wherein a vertical hole (412) is formed in the inner wall of the top of the cavity (401), and the fixing rod (403) movably penetrates through the vertical hole (412).

5. The multi-hole stamping die for hardware processing according to claim 1, wherein a plurality of punching heads (3) are arranged at the bottom of the mounting plate (4) at equal intervals, and the female die (2) is provided with punching holes matched with the punching heads (3).

6. The multi-hole stamping die for hardware processing according to claim 1, wherein vertical sliding blocks (6) are fixedly connected to the tops of two sides of the mounting plate (4), vertical sliding grooves (7) are formed in inner walls of two sides of the buffer cavity (5), and the vertical sliding blocks (6) are slidably mounted in the vertical sliding grooves (7) in the vertical direction.