CN219309881U

CN219309881U - Stamping device convenient to change mould

Info

Publication number: CN219309881U
Application number: CN202320500055.3U
Authority: CN
Inventors: 洪军超; 王海勇; 袁敬诚
Original assignee: Wuhan Hongde Mold Co ltd
Current assignee: Wuhan Hongde Mold Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-07-07
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a stamping device convenient for replacing a die, which comprises a bottom plate and a mounting block, wherein the mounting block is arranged on the bottom plate in a sliding manner, a driving assembly for driving the mounting block to move along the front-rear direction is arranged on the bottom plate, a plurality of supporting frames are arranged on the mounting block in parallel front-rear direction, a lower die is arranged at the upper ends of the plurality of supporting frames, the supporting frames are connected with the upper die through elastic connecting assemblies, the upper die is positioned right above the lower die, and a pushing assembly for driving any one of the upper die to be close to or far away from the lower die is arranged on the bottom plate. According to the device, a plurality of stamping devices are not required to be arranged for processing workpieces of different types, and the die does not need to be manually disassembled and assembled when the die is replaced, so that the working efficiency of processing different workpieces is greatly improved.

Description

Stamping device convenient to change mould

Technical Field

The utility model relates to the technical field of stamping processing, in particular to a stamping device convenient for replacing a die.

Background

The punching is a press working method for obtaining a required part by applying pressure to a material by using a die arranged on a press machine at room temperature to separate or plastically deform the material; stamping dies are a special piece of process equipment that processes materials (metal or non-metal) into parts (or semi-finished products) in cold stamping processes, known as cold stamping dies.

The utility model discloses a stamping die with a changeable die cavity, which is disclosed in the patent No. CN202222192632.5 and comprises a workbench and a die main body, wherein the top of the workbench is provided with a mounting groove, the die main body is arranged in a placing groove, two sides of the bottom of the inner wall of the die main body are both connected with connecting plates in a sliding manner, the top of each connecting plate is connected with a supporting plate, and the front of each connecting plate is connected with a driving block.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides the stamping device convenient for replacing the die, which does not need to set a plurality of stamping devices to process workpieces of different types, does not need to manually detach and install the die when the die is replaced, and greatly improves the working efficiency when processing different workpieces.

(II) technical scheme

The utility model provides a stamping device convenient for replacing a die, which comprises a bottom plate, a mounting block and an upper die, wherein the mounting block is arranged on the bottom plate in a sliding manner, a driving assembly for driving the mounting block to move along the front-rear direction is arranged on the bottom plate, a plurality of supporting frames are arranged on the mounting block in parallel front-rear direction, the upper ends of the supporting frames are provided with lower dies, the supporting frames are connected with the upper die through elastic connecting assemblies, the upper die is positioned right above the lower die, and a pushing assembly for driving any upper die to approach or be far away from the lower die is arranged on the bottom plate.

Preferably, the pushing assembly comprises a top plate and a hydraulic cylinder, the top plate is located above the bottom plate and connected with the bottom plate through a supporting plate, the fixed end of the hydraulic cylinder is connected with the bottom end of the top plate, the telescopic rod of the hydraulic cylinder is vertically downwards arranged, and the telescopic rod of the hydraulic cylinder can downwards move to be in butt joint with the upper die.

Preferably, the connecting assembly comprises a limiting frame and a connecting plate, wherein the limiting frame is connected with the upper end of the supporting frame, the connecting plate vertically penetrates through the limiting frame and penetrates deep into the supporting frame, a vertically arranged spring is arranged between the bottom end of the connecting plate and the top end of the mounting block, and the upper die is connected with the upper end of the connecting plate.

Preferably, the lower die further comprises a push rod, a first through hole is formed in the bottom end of the lower die along the vertical direction, the push rod is located in the first through hole, the top end of the push rod and the bottom end of the lower die are located in the same horizontal plane, the push rod is in sliding connection with the lower die, a fixing plate is arranged on the periphery of the push rod in a free mode, a transmission plate is arranged at one end of the connecting plate penetrating through the limiting frame, and the upper end of the transmission plate is in butt joint with the bottom end of the fixing plate.

Preferably, the upper end of the bottom plate is provided with a first through groove along the front-back direction, and the bottom end of the mounting block extends into the first through groove and is in sliding connection with the bottom plate.

Preferably, the driving assembly comprises a first rack plate and a pinion, the first rack plate is slidably arranged on the bottom plate and connected with the mounting block, the pinion is rotatably arranged on the bottom plate and is in meshed connection with the first rack plate, and a driving unit for driving the pinion to rotate is arranged on the bottom plate.

Preferably, the drive unit includes second rack board, gear wheel, fixed block, motor and threaded rod, the gear wheel rotates to set up on the bottom plate and with the pinion meshing is connected, the second rack board slides to set up on the bottom plate and with the gear wheel meshing is connected, be equipped with first screw thread through-hole around on the second rack board, the fixed block with the motor sets up respectively the front and back both ends of second rack board, the threaded rod level sets up, its one end with the fixed block rotates to be connected, its other end passes first screw thread through-hole and with the output shaft coaxial coupling of motor, the threaded rod with second rack board threaded connection.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

according to the device, when different workpieces to be punched need to be used, the mounting block is driven to move through the driving assembly, the mounting block moves to drive the plurality of lower dies positioned above the mounting block to move, the plurality of lower dies can move to the lower part of the pushing assembly according to requirements, the pushing assembly pushes the upper die to move downwards, the upper die moves downwards to be close to the lower die and performs punching operation, the pushing assembly is reset after the punching operation is finished, and the upper die moves upwards and resets under the action of the elastic connecting assembly.

Drawings

Fig. 1 is a schematic structural diagram of a stamping device with a die convenient to replace according to the present utility model.

Fig. 2 is a schematic top view of a stamping device with a die convenient to replace according to the present utility model.

Fig. 3 is a schematic structural view of a supporting frame in a stamping device for facilitating replacement of a die according to the present utility model.

Reference numerals: 1. a bottom plate; 2. a mounting block; 3. a slide block; 4. a support plate; 5. a top plate; 6. a hydraulic cylinder; 7. a support frame; 8. a lower die; 9. an upper die; 10. a limit frame; 11. a connecting plate; 12. a spring; 13. a push rod; 14. a fixing plate; 15. a drive plate; 16. a first rack plate; 17. a pinion gear; 18. a second rack plate; 19. a large gear; 20. a fixed block; 21. a motor; 22. a threaded rod.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, welded, riveted, bonded, etc., or may be a removable connection, threaded connection, keyed connection, pinned connection, etc., or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, the stamping device convenient for replacing a die provided by the utility model comprises a bottom plate 1, a mounting block 2 and an upper die 9, wherein the mounting block 2 is slidably arranged on the bottom plate 1, a driving assembly for driving the mounting block 2 to move along the front-back direction is arranged on the bottom plate 1, a plurality of supporting frames 7 are arranged on the mounting block 2 side by side front-back, a lower die 8 is arranged at the upper end of the plurality of supporting frames 7, the supporting frames 7 are connected with the upper die 9 through elastic connecting assemblies, the upper die 9 is positioned right above the lower die 8, and a pushing assembly for driving any one of the upper dies 9 to be close to or far away from the lower die 8 is arranged on the bottom plate 1.

According to the utility model, when the device is needed to be used, the mounting block 2 is driven to move through the driving component, the mounting block 2 is driven to move to drive the plurality of lower dies 8 positioned above the mounting block 2 to move, the plurality of lower dies 8 can move to the lower part of the pushing component according to the needs, the upper dies 9 are pushed to move downwards through the pushing component, the upper dies 9 move to be close to the lower dies 8 and perform stamping operation, the pushing component is reset after the stamping is finished, and the upper dies 9 move upwards and reset under the action of the elastic connecting component.

In an alternative embodiment, the pushing assembly comprises a top plate 5 and a hydraulic cylinder 6, the top plate 5 is located above the bottom plate 1 and is connected with the bottom plate through a supporting plate 4, a fixed end of the hydraulic cylinder 6 is connected with a bottom end of the top plate 5, a telescopic rod of the hydraulic cylinder 6 is vertically downward arranged, the telescopic rod of the hydraulic cylinder 6 can move downward to be abutted with the upper die 9, and the hydraulic cylinder 6 can effectively push the upper die 9 to move downward for stamping operation

In an alternative embodiment, the connecting assembly comprises a limit frame 10 and a connecting plate 11, the limit frame 10 is connected with the upper end of the supporting frame 7, the connecting plate 11 vertically passes through the limit frame 10 and goes deep into the supporting frame 7, a vertically arranged spring 12 is arranged between the bottom end of the connecting plate 11 and the top end of the mounting block 2, the upper die 9 is connected with the upper end of the connecting plate 11, the moving direction of the connecting plate 11 can be limited through the limit frame 10, and because the connecting plate 11 is connected with the mounting block 2 through the spring 12, when the pushing assembly pushes the upper die 9 to move, the connecting plate 11 is driven to move and the spring 12 is compressed, and when the pushing assembly does not push the upper die 9 to move, the connecting plate 11 can move upwards under the action of the spring 12 to reset so as to drive the upper die 9 to reset

In an alternative embodiment, the die further comprises a push rod 13, a first through hole is formed in the bottom end of the lower die 8 along the up-down direction, the push rod 13 is located in the first through hole, the top end of the push rod 13 and the bottom end of the lower die 8 are located on the same horizontal plane, the push rod 13 is slidably connected with the lower die 8, a fixing plate 14 is prevented from being arranged on the periphery of the push rod 13, the connecting plate 11 penetrates through one end of the limiting frame 10 and is provided with a transmission plate 15, the upper end of the transmission plate 15 is abutted with the bottom end of the fixing plate 14, the push rod 13 is located in the first through hole, the upper end of the push rod is flush with the bottom end of the first through hole, the first through hole can be effectively sealed, and after stamping is finished, the connecting plate 11 is reset under the action of the spring 12, the transmission plate 15 is driven to move upwards, and the fixing plate 14 is driven to move upwards because the transmission plate 15 is driven to move upwards, the fixing plate 14 is driven to move upwards into the lower die 8, the push rod 13 is driven to move upwards into the lower die 8, and the push rod 13 is abutted to the formed workpiece, and the workpiece is conveniently and removed upwards.

In an alternative embodiment, a first through groove is formed in the upper end of the bottom plate 1 along the front-rear direction, the bottom end of the mounting block 2 extends into the first through groove and is slidably connected with the bottom plate 1, the mounting block 2 moves in the first through groove, and the moving direction of the mounting block 2 can be limited through the first through groove, so that the movement of the mounting block 2 is more stable.

In an alternative embodiment, the driving assembly comprises a first rack plate 16 and a pinion 17, the first rack plate 16 is slidably arranged on the base plate 1 and is connected with the mounting block 2, the pinion 17 is rotatably arranged on the base plate 1, the pinion 17 is in meshed connection with the first rack plate 16, a driving unit for driving the pinion 17 to rotate is arranged on the base plate 1, the pinion 17 is driven to rotate through the driving unit, and the pinion 17 is rotationally meshed to rotate to move the first rack plate 16 so as to drive the mounting block 2 to move.

In an alternative embodiment, the driving unit includes a second rack 18, a large gear 19, a fixed block 20, a motor 21 and a threaded rod 22, the large gear 19 is rotatably disposed on the bottom plate 1 and is engaged with the small gear 17, the second rack 18 is slidably disposed on the bottom plate 1 and is engaged with the large gear 19, a first threaded through hole is disposed on the second rack 18 along the front and rear sides, the fixed block 20 and the motor 21 are respectively disposed on the front and rear ends of the second rack 18, the threaded rod 22 is horizontally disposed, one end of the threaded rod 22 is rotatably connected with the fixed block 20, the other end of the threaded rod passes through the first threaded through hole and is coaxially connected with an output shaft of the motor 21, the threaded rod 22 is in threaded connection with the second rack 18, when the small gear 17 is required to be driven to rotate, the threaded rod 22 is rotated to drive the second rack 18 in threaded connection with the threaded rod, the second rack 18 is engaged with the transmission large gear 19 in a moving manner, thereby the large gear 19 is driven by the rotation of the large gear 19, and when the small gear 17 is driven by the large gear 19 to rotate, the second rack 18 is driven by the threaded rod 22 to move, and the second rack 18 can be driven by the second rack 18 to move, and the distance between the second rack 18 can be further reduced, and the distance between the second rack 18 can be driven to move by the second rack 18 and the second rack 18 to move, and the distance can be further reduced.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. Stamping device convenient to change mould, a serial communication port, including bottom plate (1), installation piece (2) and last mould (9), installation piece (2) slip sets up on bottom plate (1), be equipped with on bottom plate (1) and be used for the drive installation piece (2) are along the drive assembly of fore-and-aft direction removal, be equipped with a plurality of braced frames (7) around being equipped with on installation piece (2), a plurality of braced frame (7) upper end is equipped with bed die (8), braced frame (7) pass through elastic connection subassembly with go up mould (9) are connected, go up mould (9) are located directly over bed die (8), be equipped with on bottom plate (1) and be used for driving arbitrary mould (9) are close to or keep away from the promotion subassembly of bed die (8).

2. The stamping device convenient for replacing dies according to claim 1, characterized in that the pushing assembly comprises a top plate (5) and a hydraulic cylinder (6), wherein the top plate (5) is located above the bottom plate (1) and is connected with the bottom plate (5) through a supporting plate (4), the fixed end of the hydraulic cylinder (6) is connected with the bottom end of the top plate (5), a telescopic rod of the hydraulic cylinder (6) is vertically downwards arranged, and the telescopic rod of the hydraulic cylinder (6) can be downwards moved to be abutted with the upper die (9).

3. The stamping device convenient for replacing dies according to claim 1, characterized in that the connecting assembly comprises a limiting frame (10) and a connecting plate (11), wherein the limiting frame (10) is connected with the upper end of the supporting frame (7), the connecting plate (11) vertically penetrates through the limiting frame (10) and penetrates into the supporting frame (7), a vertically arranged spring (12) is arranged between the bottom end of the connecting plate (11) and the top end of the mounting block (2), and the upper die (9) is connected with the upper end of the connecting plate (11).

4. The stamping device convenient for replacing dies according to claim 3, further comprising a push rod (13), wherein a first through hole is formed in the bottom end of the lower die (8) along the vertical direction, the push rod (13) is located in the first through hole, the top end of the push rod (13) and the bottom end of the lower die (8) are located in the same horizontal plane, the push rod (13) is in sliding connection with the lower die (8), a fixing plate (14) is arranged on the periphery of the push rod (13), a connecting plate (11) penetrates through one end of the limiting frame (10) to be provided with a transmission plate (15), and the upper end of the transmission plate (15) is in butt joint with the bottom end of the fixing plate (14).

5. The stamping device convenient for replacing a die according to claim 1, wherein a first through groove is formed in the upper end of the bottom plate (1) along the front-rear direction, and the bottom end of the mounting block (2) extends into the first through groove and is in sliding connection with the bottom plate (1).

6. The stamping device convenient for replacing a die according to claim 5, wherein the driving assembly comprises a first rack plate (16) and a pinion (17), the first rack plate (16) is slidably arranged on the base plate (1) and is connected with the mounting block (2), the pinion (17) is rotatably arranged on the base plate (1), the pinion (17) is in meshed connection with the first rack plate (16), and a driving unit for driving the pinion (17) to rotate is arranged on the base plate (1).

7. The stamping device for facilitating die replacement according to claim 6, wherein the driving unit comprises a second rack plate (18), a large gear (19), a fixed block (20), a motor (21) and a threaded rod (22), wherein the large gear (19) is rotatably arranged on the bottom plate (1) and is meshed with the small gear (17), the second rack plate (18) is slidably arranged on the bottom plate (1) and is meshed with the large gear (19), first threaded through holes are formed in the second rack plate (18) along the front and rear directions, the fixed block (20) and the motor (21) are respectively arranged at the front end and the rear end of the second rack plate (18), the threaded rod (22) is horizontally arranged, one end of the threaded rod is rotatably connected with the fixed block (20), the other end of the threaded rod (22) penetrates through the first threaded through holes and is coaxially connected with an output shaft of the motor (21), and the threaded rod is in threaded connection with the second rack plate (18).