CN216606839U

CN216606839U - Stamping die is used in machine part production

Info

Publication number: CN216606839U
Application number: CN202220091242.6U
Authority: CN
Inventors: 李强
Original assignee: Qingdao Tianzexiang Molding Co ltd
Current assignee: Qingdao Tianzexiang Molding Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-05-27
Anticipated expiration: 2032-01-14

Abstract

The utility model provides a stamping die for producing mechanical parts. Stamping die is used in machine part production, including the die holder, four locating levers of top fixedly connected with of die holder, four sliding connection has the upper die base between the surface of locating lever, the top fixedly connected with die of die holder, the bottom of upper die base is seted up flutedly, the inside of recess rotates and is connected with the plectane, a plurality of terrace die is installed to the bottom of plectane, the constant head tank has been seted up at the top of plectane, the fixed frame of top fixedly connected with of upper die base, sliding connection has the sliding block between the both sides of fixed frame inner wall. The stamping die for producing mechanical parts, provided by the utility model, is convenient for the replacement of the male die in a short time, so that workpieces can be stamped in different shapes, the stamping die is suitable for the stamping work of different workpieces in a large batch, the adaptability is strong, and the use is more convenient.

Description

Stamping die is used in machine part production

Technical Field

The utility model relates to the field of stamping dies, in particular to a stamping die for producing mechanical parts.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in the stamping process, and is called as the stamping die. Stamping is a press working method in which a die mounted on a press machine applies pressure to a material to cause separation or plastic deformation thereof, thereby obtaining a desired part.

The existing stamping die comprises a male die and a female die, wherein a workpiece is placed between the male die and the female die in the stamping process, and the male die and the female die are relatively moved through driving pieces such as an air cylinder, so that the workpiece is stamped.

In the related art, the existing stamping die usually has only one male die, and when workpieces are stamped in different shapes, another stamping die needs to be replaced, so that the use cost is increased, the replacement is troublesome, and the adaptability of the die is not high.

Therefore, it is necessary to provide a stamping die for producing mechanical parts to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stamping die for producing mechanical parts, which solves the problem of low adaptability of the die.

In order to solve the technical problems, the stamping die for producing the mechanical parts comprises a lower die base, wherein four positioning rods are fixedly connected to the top of the lower die base, an upper die base is slidably connected between the outer surfaces of the four positioning rods, a female die is fixedly connected to the top of the lower die base, a groove is formed in the bottom of the upper die base, a circular plate is rotatably connected to the inside of the groove, a plurality of male dies are mounted at the bottom of the circular plate, a positioning groove is formed in the top of the circular plate, a fixing frame is fixedly connected to the top of the upper die base, a sliding block is slidably connected between two sides of the inner wall of the fixing frame, a positioning block is fixedly connected to the bottom of the sliding block, the bottom of the positioning block sequentially penetrates through the fixing frame and the groove and extends into the groove, a lifting rod is fixedly connected to the top of the sliding block, and a first spring is sleeved on the outer surface of the lifting rod, the top end of the lifting rod penetrates through the fixed frame and extends to the top of the fixed frame.

Preferably, the positioning block is matched with the positioning groove, and the positioning block and the positioning groove are rectangular.

Preferably, the inside fixedly connected with four sliding sleeves of upper die base, four sliding sleeves are located four respectively the surface of locating lever, four sliding sleeve's internal surface all is provided with a plurality of ball, the surface of ball contradicts in the surface of locating lever.

Preferably, the number of the male dies is four, and the four male dies are different in shape.

Preferably, the outer surfaces of the four positioning rods are sleeved with second springs, and the top of the upper die base is fixedly connected with a supporting frame.

Preferably, the bottom of the circular plate is provided with a plurality of thread grooves, and the tops of the male dies are fixedly connected with thread blocks.

Preferably, the thread groove is matched with the thread block, and the thread groove is in threaded connection with the thread block.

Compared with the related art, the stamping die for producing the mechanical parts, provided by the utility model, has the following beneficial effects:

the utility model provides a stamping die for producing mechanical parts, which drives a circular plate to move downwards by the downward movement of an upper die base so as to drive a male die to move downwards and press a workpiece close to a female die, drives a sliding block to move upwards to extrude a first spring by manually pulling a lifting rod, drives a positioning block to move upwards by the upward movement of the sliding block and leave a positioning groove so as to lose the limitation on the circular plate, manually rotates the circular plate to select a plurality of male dies, releases the lifting rod after the selection is finished, drives the sliding block to move downwards by the elastic force reset of the first spring at the moment so as to enable the positioning block to move downwards and insert into the positioning groove, fixes the circular plate, facilitates the replacement of the male dies in a short time, thereby being capable of stamping workpieces with different shapes, being suitable for the stamping work of different workpieces in large batch, and having strong adaptability, the use is more convenient.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of a stamping die for producing a mechanical part according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a top view of the sliding sleeve of FIG. 1;

fig. 4 is a schematic structural view of a second embodiment of the press die for producing a machine part according to the present invention.

Reference numbers in the figures: 1. a lower die holder; 2. positioning a rod; 3. an upper die holder; 4. a female die; 5. a groove; 6. a circular plate; 7. a male die; 8. positioning a groove; 9. a fixing frame; 10. a slider; 11. positioning blocks; 12. a lifting bar; 13. a first spring; 14. a sliding sleeve; 15. a ball bearing; 16. a second spring; 17. a support frame; 18. a thread groove; 19. a thread block.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

First embodiment

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a first embodiment of a stamping die for producing a mechanical part according to the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1; fig. 3 is a top view of the sliding sleeve shown in fig. 1. The stamping die for producing mechanical parts comprises a lower die holder 1, wherein four positioning rods 2 are fixedly connected to the top of the lower die holder 1, an upper die holder 3 is slidably connected between the outer surfaces of the four positioning rods 2, a female die 4 is fixedly connected to the top of the lower die holder 1, a groove 5 is formed in the bottom of the upper die holder 3, a circular plate 6 is rotatably connected to the inside of the groove 5, a plurality of male dies 7 are mounted at the bottom of the circular plate 6, a positioning groove 8 is formed in the top of the circular plate 6, a fixing frame 9 is fixedly connected to the top of the upper die holder 3, a sliding block 10 is slidably connected between two sides of the inner wall of the fixing frame 9, a positioning block 11 is fixedly connected to the bottom of the sliding block 10, the bottom of the positioning block 11 sequentially penetrates through the fixing frame 9 and the groove 5 and extends to the inside of the groove 5, and a lifting rod 12 is fixedly connected to the top of the sliding block 10, the outer surface of the lifting rod 12 is sleeved with a first spring 13, and the top end of the lifting rod 12 penetrates through the fixed frame 9 and extends to the top of the fixed frame 9.

The positioning block 11 is matched with the positioning groove 8, and the positioning block 11 and the positioning groove 8 are rectangular.

The inner portion of the upper die base 3 is fixedly connected with four sliding sleeves 14, the four sliding sleeves 14 are respectively sleeved on the outer surfaces of the four positioning rods 2, a plurality of balls 15 are arranged on the inner surfaces of the four sliding sleeves 14, and the outer surfaces of the balls 15 abut against the outer surfaces of the positioning rods 2.

Sliding friction between the upper die base 3 and the positioning rod 2 can be converted into rolling friction through the arrangement of the balls 15, so that friction force can be greatly reduced, and the punching is smooth.

The number of the male dies 7 is four, and the four male dies 7 are different in shape.

The outer surfaces of the four positioning rods 2 are all sleeved with second springs 16, and the top of the upper die base 3 is fixedly connected with a supporting frame 17.

The arrangement of the second spring 16 can buffer the upper die holder 3 when moving downward, so that the reaction force of the hydraulic drive device can be reduced, the connection position of the hydraulic drive device and the upper die holder 3 is provided by the arrangement of the support frame 17, and the operation of the lifting rod 12 is not affected.

The working principle of the stamping die for producing the mechanical parts provided by the utility model is as follows:

move down through upper die base 3, drive plectane 6 downstream, thereby drive terrace die 7 downstream, be close to die 4 and carry out the punching press to the work piece, through manual pulling lifting bar 12, make sliding block 10 rebound extrusion first spring 13, sliding block 10 rebound drives locating piece 11 rebound, leave constant head tank 8, thereby lose the restriction to plectane 6, manual rotatory plectane 6 can select a plurality of terrace die 7, the back that finishes is selected, release lifting bar 12, first spring 13 resets because the elastic force this moment, drive sliding block 10 rebound, thereby make locating piece 11 rebound insert the inside of constant head tank 8, fix plectane 6.

the upper die base 3 moves downwards to drive the circular plate 6 to move downwards, so as to drive the male die 7 to move downwards, the workpiece is stamped by being close to the female die 4, the lifting rod 12 is pulled manually to enable the sliding block 10 to move upwards to extrude the first spring 13, the sliding block 10 moves upwards to drive the positioning block 11 to move upwards and leave the positioning groove 8, so as to lose the limitation on the circular plate 6, the circular plate 6 can be selected by manually rotating the circular plate 6, after the selection is finished, the lifting rod 12 is released, at the moment, the first spring 13 resets due to elastic force to drive the sliding block 10 to move downwards, so as to enable the positioning block 11 to move downwards and insert into the positioning groove 8, so as to fix the circular plate 6, the replacement of the male die 7 in a short time is facilitated, so as to carry out the stamping of different shapes on the workpiece, the stamping operation is suitable for the stamping of different workpieces in large batch, and the adaptation capability is strong, the use is more convenient.

Second embodiment

Referring to fig. 4, a second embodiment of the present application provides another stamping die for producing a machine component based on the stamping die for producing a machine component provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the stamping die for producing mechanical parts provided by the second embodiment of the present application is different in that the bottom of the circular plate 6 is provided with a plurality of thread grooves 18, and the top of the male die 7 is fixedly connected with a thread block 19.

The thread groove 18 is matched with the thread block 19, and the thread groove 18 is in threaded connection with the thread block 19.

through the threaded connection of thread block 19 and thread groove 18 to can make thread block 19 and thread groove 18 separation by manual rotation terrace die 7, and then dismantle terrace die 7, thereby can change after terrace die 7 wearing and tearing or damage, easy operation, it is convenient to change.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a stamping die is used in machine part production, includes die holder (1), its characterized in that: the die comprises a die holder (1), an upper die base (3), a concave die (4), a groove (5), a circular plate (6), a plurality of convex dies (7), a positioning groove (8), a fixed frame (9), a sliding block (10), a positioning block (11), a sliding block (9), a groove (5) and a groove (5), wherein the four positioning rods (2) are fixedly connected to the top of the die holder (1), the upper die base (3) is slidably connected between the outer surfaces of the four positioning rods (3), the circular plate (6) is rotatably connected to the inner part of the groove (5), the convex dies (7) are installed at the bottom of the circular plate (6), the positioning groove (8) is formed at the top of the circular plate (6), the fixed frame (9) is fixedly connected to the top of the upper die base (3), the sliding block (10) is slidably connected between the two sides of the inner wall of the fixed frame (9), the positioning block (11) sequentially penetrates through the fixed frame (9) and the groove (5) and extends into the groove (5), the top fixedly connected with lift bar (12) of sliding block (10), the surface cover of lift bar (12) is equipped with first spring (13), the top of lift bar (12) is run through fixed frame (9) and is extended to the top of fixed frame (9).

2. The stamping die for producing mechanical parts as claimed in claim 1, wherein the positioning block (11) is adapted to the positioning slot (8), and both the positioning block (11) and the positioning slot (8) are rectangular.

3. The stamping die for producing mechanical parts as claimed in claim 1, wherein four sliding sleeves (14) are fixedly connected to the inside of the upper die holder (3), the four sliding sleeves (14) are respectively sleeved on the outer surfaces of the four positioning rods (2), the inner surfaces of the four sliding sleeves (14) are respectively provided with a plurality of balls (15), and the outer surfaces of the balls (15) are abutted against the outer surfaces of the positioning rods (2).

4. The press die for machine part production according to claim 1, wherein the number of the punches (7) is four, and the four punches (7) are different in shape.

5. The stamping die for producing mechanical parts as claimed in claim 1, wherein the outer surfaces of the four positioning rods (2) are sleeved with second springs (16), and the top of the upper die holder (3) is fixedly connected with a supporting frame (17).

6. The stamping die for producing mechanical parts as claimed in claim 1, wherein the bottom of the circular plate (6) is provided with a plurality of thread grooves (18), and the top of the male die (7) is fixedly connected with a thread block (19).

7. The press die for machine part production according to claim 6, wherein the thread groove (18) is adapted to the thread block (19), and the thread groove (18) is screwed to the thread block (19).