CN216126443U

CN216126443U - Special-shaped punch limiting device of stamping die

Info

Publication number: CN216126443U
Application number: CN202122597733.6U
Authority: CN
Inventors: 贾磊; 潘大志; 裴家强; 苏根华; 王道超; 张珍; 曹燕飞
Original assignee: Nanjing Liuhe Push Machinery Co ltd
Current assignee: Nanjing Liuhe Push Machinery Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-03-25
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a special-shaped punch limiting device of a stamping die, wherein a fixed block is fixedly connected below a base plate, a first chute is formed in the bottom of the fixed block, a first groove is formed in one end, located at the first chute, of the inside of the fixed block, a clamping block is connected inside the first chute in a sliding manner, a first expansion spring is fixedly connected between one side of the clamping block and the bottom of the first groove, the bottom of the base plate is movably connected with a punch fixing seat, a punch fixing groove is formed in one side of the punch fixing seat and abuts against the outer side of a punch through the clamping block, meanwhile, the fixed block is inserted into the fixing block groove to limit the punch, and the situation that the punch shakes in the stamping process to cause unqualified stamped products is avoided; move circular retainer plate through twisting and rotate for the push pedal promotes trapezoidal slider and removes in the inside of second spout, makes triangle-shaped fixture block contradict in the inside of triangle-shaped draw-in groove, fixes the drift fixing base, the installation time of great saving.

Description

Special-shaped punch limiting device of stamping die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a special-shaped punch limiting device of a stamping die.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called cold stamping die). Stamping, a press working method in which a material is pressed at room temperature by a die mounted on a press to be separated or plastically deformed to obtain a desired part,

the existing special-shaped punch limiting device mostly uses a positioning pin to fix the punch, then the fixing device is carried out through a bolt, the operation is troublesome, the working efficiency is greatly reduced, and therefore, the special-shaped punch limiting device of the stamping die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special-shaped punch limiting device of a stamping die, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the special-shaped punch limiting device for the stamping die comprises a template, wherein a fixing mechanism is arranged at the bottom of the template, and a limiting mechanism is arranged on the inner side of the fixing mechanism and below the template;

the limiting mechanism comprises a base plate, a fixing block and a first sliding groove, the fixing block is fixedly connected below the base plate, the first sliding groove is formed in the bottom of the fixing block, a first groove is formed in one end, located at the first sliding groove, of the inside of the fixing block, a clamping block is slidably connected inside the first sliding groove, a first expansion spring is fixedly connected between one side of the clamping block and the bottom of the first groove, the bottom of the base plate is movably connected with a punch fixing seat, a punch fixing groove is formed in one side of the punch fixing seat, a clamping block groove located at one side of the punch fixing groove is formed in one side of the punch fixing seat, and a fixing block groove located at one side of the clamping block groove is formed in one side of the punch fixing seat;

the fixing mechanism comprises two second sliding grooves, two trapezoidal sliding blocks and two triangular clamping blocks, the second sliding grooves are formed in the bottom of the template, one end of each trapezoidal sliding block is connected to the inside of the corresponding second sliding groove in a sliding mode, one end of each second sliding groove is formed in the corresponding second groove, a second expansion spring is fixedly connected between each second groove and the corresponding trapezoidal sliding block, and one triangular clamping block is fixedly connected to one side of each trapezoidal sliding block.

Preferably, the outer side of the template is connected with a circular fixing ring through threads, and the bottom of the circular fixing ring is fixedly connected with a push plate.

Preferably, one end of the push plate is abutted to the outer side of the trapezoidal sliding block, and one end of the push plate is matched with one side of the trapezoidal sliding block.

Preferably, the bottom of the base plate is provided with two positioning grooves, the top of the punch fixing seat is fixedly connected with two positioning columns, and the positioning grooves are matched with the positioning columns.

Preferably, triangular clamping grooves are formed in two sides of the punch fixing seat, and the triangular clamping blocks are matched with the triangular clamping grooves.

Preferably, a punch is movably inserted into the punch fixing groove, and one end of the punch abuts against one end of the punch fixing groove.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the fixture block is abutted against the outer side of the punch, and meanwhile, the fixture block is inserted into the fixture block groove to limit the punch, so that the punch is prevented from shaking in the punching process to cause unqualified punched products; move circular retainer plate through twisting and rotate for the push pedal promotes trapezoidal slider and removes in the inside of second spout, makes triangle-shaped fixture block contradict in the inside of triangle-shaped draw-in groove, fixes the drift fixing base, the installation time of great saving.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view of the backing plate of the present invention;

FIG. 3 is a schematic cross-sectional view of the punch holder of the present invention;

FIG. 4 is a schematic diagram of the structure of the push plate of the present invention.

In the figure: 1. a template; 2. a limiting mechanism; 21. a base plate; 22. a fixed block; 23. a first chute; 24. A first groove; 25. a first extension spring; 26. a clamping block; 27. a punch fixing seat; 28. a punch fixing groove; 29. a block slot; 210. a fixed block groove; 3. a fixing mechanism; 31. a second chute; 32. a trapezoidal slider; 33. a triangular clamping block; 34. a second groove; 35. a second extension spring; 4. a circular retainer ring; 5. pushing the plate; 6. positioning a groove; 7. a positioning column; 8. a triangular clamping groove; 9. and (4) punching.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: the special-shaped punch limiting device of the stamping die comprises a template 1, wherein the bottom of the template 1 is provided with a fixing mechanism 3, and the inner side of the fixing mechanism 3 is positioned below the template 1 and is provided with a limiting mechanism 2;

the limiting mechanism 2 comprises a backing plate 21, a fixing block 22 and a first sliding groove 23, the fixing block 22 is fixedly connected below the backing plate 21, the first sliding groove 23 is arranged at the bottom of the fixing block 22, a first groove 24 is formed in one end, located at the first sliding groove 23, of the inside of the fixing block 22, a clamping block 26 is slidably connected inside the first sliding groove 23, a first expansion spring 25 is fixedly connected between one side of the clamping block 26 and the bottom of the first groove 24, a punch fixing seat 27 is movably connected at the bottom of the backing plate 21, a punch fixing groove 28 is formed in one side of the punch fixing seat 27, a punch 9 is movably inserted into the inside of the punch fixing groove 28, one end of the punch 9 abuts against one end of the punch fixing groove 28, a clamping block groove 29 is formed in one side of the punch fixing seat 27, a fixing block groove 210 is formed in one side of the clamping block groove 29 and abuts against the outer side of the punch 9 through the clamping block 26, meanwhile, the fixing block 22 is inserted into the fixing block groove 210 to limit the punch 9, so that the punch 9 is prevented from shaking in the punching process, and a punched product is not qualified;

the fixing mechanism 3 comprises two second sliding grooves 31, trapezoidal sliding blocks 32 and triangular clamping blocks 33, the two second sliding grooves 31 are formed in the bottom of the template 1, one ends of the trapezoidal sliding blocks 32 are connected to the inside of the second sliding grooves 31 in a sliding mode through sliding blocks, one ends of the second sliding grooves 31 are formed in second grooves 34, second expansion springs 35 are fixedly connected between the second grooves 34 and the trapezoidal sliding blocks 32, the triangular clamping blocks 33 are fixedly connected to one sides of the trapezoidal sliding blocks 32, triangular clamping grooves 8 are formed in two sides of the punch fixing seat 27, the triangular clamping blocks 33 are matched with the triangular clamping grooves 8, the triangular clamping blocks 33 are enabled to abut against the inside of the triangular clamping grooves 8 by moving of the trapezoidal sliding blocks 32 in the second sliding grooves 31, the punch fixing seat 27 is fixed, and installation time is greatly saved;

the constant head tank 6 that quantity is two is seted up to the bottom of backing plate 21, and the top fixedly connected with quantity of drift fixing base 27 is reference column 7 of two, holds up drift fixing base 27 through manual for reference column 7 inserts in the inside of constant head tank 6, fixes a position drift fixing base 27, and constant head tank 6 matches each other with reference column 7.

There is circular retainer plate 4 in the outside of template 1 through threaded connection, and the bottom fixedly connected with push pedal 5 of circular retainer plate 4, and the one end of push pedal 5 is contradicted in trapezoidal slider 32's the outside, and the one end of push pedal 5 matches each other with one side of trapezoidal slider 32, rotates through twisting circular retainer plate 4 for push pedal 5 promotes trapezoidal slider 32 and removes in the inside of second spout 31.

Working principle or structural principle, when in use, the punch 9 is inserted into the punch fixing groove 28, the punch fixing seat 27 is manually supported, the positioning column 7 is inserted into the positioning groove 6 to position the punch fixing seat 27, the punch fixing seat 27 is moved upwards, the bottom of the clamping block 26 abuts against one side of the fixing block groove 210, the clamping block 26 slides in the first sliding groove 23, the clamping block 26 abuts against the outer side of the punch 9, meanwhile, the fixing block 22 is inserted into the fixing block groove 210 to limit the punch 9, the phenomenon that the punch 9 shakes in the punching process to cause unqualified punched products is avoided, the limiting mechanism 2 is inserted into the inner side of the trapezoidal sliding block 32, the circular fixing ring 4 is screwed to rotate, the pushing plate 5 pushes the trapezoidal sliding block 32 to move in the second sliding groove 31, and the triangular clamping block 33 abuts against the inside of the triangular clamping groove 8, fix drift fixing base 27, the installation time of great saving, when drift 9 wearing and tearing need be changed, move circular retainer plate 4 through twisting, make push pedal 5 break away from trapezoidal slider 32, under the effect of second expanding spring 35, promote trapezoidal slider 32 and reset, make triangle-shaped fixture block 33 break away from triangle-shaped draw-in groove 8, hold up drift fixing base 27 with the hand, take up backing plate 21, make fixture block 26 break away from fixture block groove 29, can take out drift 9, it is simple and convenient to dismantle, do not need loaded down with trivial details operation, the effectual efficiency of work that has improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Stamping die dysmorphism drift stop device, including template (1), its characterized in that: a fixing mechanism (3) is arranged at the bottom of the template (1), and a limiting mechanism (2) is arranged below the template (1) on the inner side of the fixing mechanism (3);

the limiting mechanism (2) comprises a base plate (21), a fixing block (22) and a first sliding groove (23), the fixing block (22) is fixedly connected below the base plate (21), the first sliding groove (23) is formed in the bottom of the fixing block (22), a first groove (24) is formed in one end, located on the first sliding groove (23), of the fixing block (22), a clamping block (26) is connected to the inside of the first sliding groove (23) in a sliding mode, a first expansion spring (25) is fixedly connected to one side of the clamping block (26) and the bottom of the first groove (24), a punch fixing seat (27) is movably connected to the bottom of the base plate (21), a punch fixing groove (28) is formed in one side of the punch fixing seat (27), a clamping block groove (29) is formed in one side of the punch fixing seat (27), and a fixing block groove (210) is formed in one side of the clamping block groove (29) is formed in one side of the punch fixing seat (27);

fixed establishment (3) are including quantity second spout (31), trapezoidal slider (32) and triangle-shaped fixture block (33) that are two, two the bottom in template (1) is seted up in second spout (31), slider sliding connection is passed through in the inside of second spout (31) to the one end of trapezoidal slider (32), second recess (34) are seted up to the one end of second spout (31), fixedly connected with second expanding spring (35) between second recess (34) and trapezoidal slider (32), one side fixedly connected with triangle-shaped fixture block (33) of trapezoidal slider (32).

2. The stamping die special-shaped punch limiting device as claimed in claim 1, wherein: the outer side of the template (1) is connected with a circular fixing ring (4) through threads, and the bottom of the circular fixing ring (4) is fixedly connected with a push plate (5).

3. The stamping die special-shaped punch limiting device as claimed in claim 2, wherein: the one end of push pedal (5) is contradicted in the outside of trapezoidal slider (32), the one end of push pedal (5) matches each other with one side of trapezoidal slider (32).

4. The stamping die special-shaped punch limiting device as claimed in claim 1, wherein: the bottom of backing plate (21) is seted up quantity and is two constant head tank (6), the top fixedly connected with quantity of drift fixing base (27) is two reference column (7), constant head tank (6) and reference column (7) match each other.

5. The stamping die special-shaped punch limiting device as claimed in claim 1, wherein: triangular clamping grooves (8) are formed in the two sides of the punch fixing seat (27), and the triangular clamping blocks (33) are matched with the triangular clamping grooves (8).

6. The stamping die special-shaped punch limiting device as claimed in claim 1, wherein: a punch (9) is movably inserted into the punch fixing groove (28), and one end of the punch (9) abuts against one end of the punch fixing groove (28).