Stamping die for chain sheet

Abstract

The utility model relates to the technical field of chain sheet stamping equipment, in particular to a chain sheet stamping die which comprises a lower die, a guide pillar and an upper die, the guide pillar is installed on the inner wall of the lower die, the upper die is in sliding connection with the surface of the guide pillar, a stamping plate is installed on the upper surface of the lower die, and the stamping plate is connected with the guide pillar. An assembling assembly is installed on the inner wall of the lower die and comprises a binding unit, the binding unit comprises a cross-shaped positioning plate, the cross-shaped positioning plate is connected with the inner wall of the lower die in an inserted mode, the stamping plate is fixedly connected with the upper surface of the cross-shaped positioning plate, and a clamping hole is formed in the surface of the cross-shaped positioning plate. According to the utility model, by arranging the assembling component, the stability of the stamping plate in an installation state is improved while the disassembly efficiency is ensured, so that the problem that the installation structure of equipment is easy to loosen under the action of vibration energy when being positioned through friction force is reduced, and the locking effect of the installation structure during use is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chain chain piece stamping equipment technical field especially relates to a chain chain piece's stamping die. BACKGROUND

[0002] Chain chain piece stamping die is an important tool for chain chain piece production and processing, it is through accurate design and manufacture, can be in the stamping process efficiently process raw material into the chain piece of specific shape and size, the die is usually composed of upper die and lower die, has high strength and wear resistance, to adapt to frequent stamping operation, when working, the die utilizes the strong pressure provided by the press to accurately stamp the metal plate into the shape of the chain piece, ensures the dimensional accuracy and surface quality of the chain piece.

[0003] The prior art such as the utility model with publication number CN212370988U discloses a chain chain piece's stamping die, the patent adopts lower die plate and upper die plate, the upper die plate upper end middle position penetrates and is provided with mounting hole, the upper die plate bottom end is close to the corner position and is provided with vertical rod, the lower die plate upper end is close to the corner position and is provided with movable slot, the lower die plate upper end is close to the both sides position and is provided with arc slot, the arc slot inner wall is provided with horizontal groove, the lower die plate upper end is close to the middle position and is provided with limit slot, the limit slot both ends inner side wall is provided with limit slot, two groups of limit slot are provided with stamping plate between, the limit slot and arc slot are provided with pivot between, the pivot is provided with limit plate on, the limit plate bottom end is close to the rear end position and is provided with T type clamping block;The chain chain piece's stamping die is convenient to take out and install stamping plate, is convenient to clean the debris generated in the stamping process, solves the problem that the stamping die of chain chain piece on the market is mostly inconvenient to take out and install stamping plate, and the debris generated in the stamping process is inconvenient to clean.

[0004] In the process of processing chain chain piece by means of stamping die, there is the existing mold assembly structure such as the above, the locking of stamping plate is realized by the friction force between structures, when the assembly structure is only locked by friction force, the assembly structure is prone to loosen under the action of vibration energy, and then the fixing effect of the assembly structure is unstable. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that the assembly structure is only locked by friction force in the prior art, and the assembly structure is prone to loosen under the action of vibration energy, and then the fixing effect of the assembly structure is unstable, and provides a chain chain piece's stamping die.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a chain chain piece's punch press mould, including lower mould, guide pillar and upper mould, the guide pillar is installed in the inner wall of lower mould, the surface of upper mould and guide pillar is connected with sliding, the upper surface of lower mould is installed with punch plate, the inner wall of lower mould is installed with assembly component, the assembly component includes restraint unit, the restraint unit includes cross locating plate, the cross locating plate is inserted with the inner wall of lower mould, the upper surface of punch plate and cross locating plate is fixedly connected, the surface of cross locating plate is provided with the clamping hole, the inner wall of lower mould is fixedly connected with mounting bracket, the inner wall of mounting bracket is connected with the clamping pin of sliding, the lower surface of clamping pin is fixedly connected with limit spring,

[0007] The assembly component further includes an auxiliary unit, the auxiliary unit includes a push plate, a sliding cavity is formed in the side surface of the cross locating plate, the push plate is slidably connected with the inner wall of the sliding cavity, the lower surface of the push plate is fixedly connected with an extrusion block, and the extrusion block is adapted to the clamping pin.

[0008] Preferably, the side surface of the push plate is fixedly connected with a metal plate, the side surface of the metal plate is fixedly connected with a handle, a groove is formed in the side of the cross locating plate close to the metal plate, a permanent magnet is fixedly connected to the inner wall of the groove, a receiving cavity is formed in the surface of the push plate, and a return spring is fixedly connected to the inner wall of the receiving cavity in the push plate. When the metal plate loses the adsorption of the permanent magnet, the push plate can be pushed back by the return spring.

[0009] Preferably, the lower surface of the mounting bracket is in contact with the cross locating plate, the clamping pin penetrates through the upper surface of the mounting bracket, the clamping pin is inserted into the inner wall of the clamping hole, and one end of the clamping pin is provided in an inverted angle shape. The clamping pin can be matched with the clamping hole to lock the position of the cross locating plate in the lower mould in the locked state.

[0010] Preferably, the side of the limit spring away from the clamping pin is fixedly connected with the inner wall of the mounting bracket. The position of the clamping pin can be constrained by the limit spring to ensure the stability of the clamping pin in the locked state.

[0011] Preferably, the length of the push plate is longer than the length of the cross locating plate, a square hole is formed in the surface of the push plate, the clamping pin is inserted into the inner wall of the square hole, the extrusion block is provided in a trapezoidal shape, and the extrusion block is slidably connected with the inner wall of the sliding cavity. The push plate can extrude the clamping pin in cooperation with the extrusion block under the operation of the staff, so that the clamping pin is separated from the clamping hole.

[0012] Preferably, the adsorption force of the permanent magnet is greater than the rebound force of the return spring, and the return spring is fixedly connected with the inner wall of the cross locating plate. The position of the push plate in the unlocked state can be limited by the cooperation of the permanent magnet and the metal plate.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] In the utility model, when processing, material is put into the processing area formed by the upper die and the stamping plate, the external cylinder switch is opened, the external cylinder pushes the upper die, the upper die moves downward under the guidance of the guide pillar, and the stamping plate is matched to stamp the material, so that the processing of the workpiece is completed.When the stamping plate is worn during use and needs to be replaced, the handle is pushed towards the lower die, the handle pushes the push plate in cooperation with the metal plate, the push plate extrudes the reset spring under stress, the reset spring is extruded and deformed, and loses the constraint of the push plate, the push plate loses the constraint and pushes the extrusion block to move towards the pin, the push plate and the extrusion block are connected with the pin at the same time, the pin is pushed downward in cooperation with the inclined surface of the pin, the pin extrudes the limiting spring under stress, the limiting spring is extruded and deformed, and loses the constraint of the pin, the pin loses the constraint and slides into the mounting frame under stress, and is separated from the clamping hole. When the pin is completely separated from the clamping hole, the metal plate is abutted to the side surface of the cross positioning plate and is adsorbed by the permanent magnet to limit the position of the push plate. After the above operation is completed, the stamping plate can be detached from the lower die for replacement. The assembly component is arranged to ensure the dismounting efficiency, improve the stability of the stamping plate in the installed state, reduce the problem that the mounting structure is positioned by friction force and is easy to loosen under the action of vibration energy, and further improve the locking effect of the mounting structure in use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A perspective structural schematic view of the stamping die of the chain link plate is provided for the utility model;

[0016] Figure 2 A perspective structural schematic view of the stamping die of the chain link plate is provided for the utility model;

[0017] Figure 3 An assembly component structural schematic view of the stamping die of the chain link plate is provided for the utility model;

[0018] Figure 4 A perspective structural schematic view of the assembly component of the stamping die of the chain link plate is provided for the utility model;

[0019] Figure 5 A perspective structural schematic view of the stamping die of the chain link plate is provided for the utility model; Figure 4 A structural schematic view of position A in the middle;

[0020] Figure 6 A structural schematic view of position B in the middle of the stamping die of the chain link plate is provided for the utility model. Figure 4

[0021] LEGEND:

[0022] 1, the lower mold; 2, guide column; 3, upper mold; 4, stamping plate; 5, assembly component; 51, restraint unit; 511, cross positioning plate; 512, clamping hole; 513, mounting frame; 514, bayonet; 515, limit spring; 52, auxiliary unit; 521, push plate; 522, extrusion block; 523, metal plate; 524, handle; 525, permanent magnet; 526, storage cavity; 527, return spring. DETAILED DESCRIPTION

[0023] Please refer to Figures 1-6 The utility model provides a technical scheme: a stamping die of chain link plate, including lower mold 1, guide column 2 and upper mold 3, guide column 2 installs in the inner wall of lower mold 1, upper mold 3 is connected with the surface of guide column 2 slidingly, the upper surface of lower mold 1 is installed with stamping plate 4, and the inner wall of lower mold 1 is installed with assembly component 5.

[0024] In the embodiment: assembly component 5 includes restraint unit 51, restraint unit 51 includes cross positioning plate 511, and cross positioning plate 511 is inserted with the inner wall of lower mold 1, and stamping plate 4 is fixedly connected with the upper surface of cross positioning plate 511, and the surface of cross positioning plate 511 is provided with clamping hole 512, and the inner wall of lower mold 1 is fixedly connected with mounting frame 513, and the inner wall of mounting frame 513 is slidingly connected with bayonet 514, and the lower surface of bayonet 514 is fixedly connected with limit spring 515;

[0025] Assembly component 5 also includes auxiliary unit 52, and auxiliary unit 52 includes push plate 521, and the side surface of cross positioning plate 511 is provided with sliding cavity, and push plate 521 is slidingly connected with the inner wall of sliding cavity, and the lower surface of push plate 521 is fixedly connected with extrusion block 522, and extrusion block 522 is adapted with bayonet 514.

[0026] Specifically, the side surface of push plate 521 is fixedly connected with metal plate 523, the side surface of metal plate 523 is fixedly connected with handle 524, the side of cross positioning plate 511 close to metal plate 523 is provided with recess, the inner wall of recess is fixedly connected with permanent magnet 525 of cross positioning plate 511, the surface of push plate 521 is provided with storage cavity 526, and the inner wall of storage cavity 526 is fixedly connected with return spring 527 of push plate 521, and when metal plate 523 loses the adsorption of permanent magnet 525, push plate 521 is reset through return spring 527.

[0027] Specifically, the lower surface of mounting frame 513 is in contact with cross positioning plate 511, bayonet 514 penetrates the upper surface of mounting frame 513, bayonet 514 is inserted with the inner wall of clamping hole 512, and one end of bayonet 514 is provided in inverted angle shape.

[0028] In the embodiment, the card pin 514 in the locking state can be matched with the card hole 512 to lock the position of the cross positioning plate 511 in the lower mold 1.

[0029] Specifically, the limiting spring 515 is fixedly connected with the inner wall of the mounting frame 513 away from the side of the card pin 514, and the position of the card pin 514 can be constrained through the limiting spring 515 to ensure the stability of the card pin 514 in the locking state.

[0030] In the embodiment, the length of the push plate 521 is longer than the length of the cross positioning plate 511, the surface of the push plate 521 is provided with a square hole, the card pin 514 is inserted with the inner wall of the square hole, the extrusion block 522 is provided in a trapezoidal shape, and the extrusion block 522 is slidingly connected with the inner wall of the sliding cavity.

[0031] In the embodiment, the push plate 521 can be operated by the staff to extrude the card pin 514 in cooperation with the extrusion block 522, so that the card pin 514 is separated from the card hole 512.

[0032] Specifically, the adsorption force of the permanent magnet is greater than the resilience of the reset spring 527, and the reset spring 527 is fixedly connected with the inner wall of the cross positioning plate 511, and the position of the push plate 521 in the unlocking state can be limited through the cooperation of the permanent magnet 525 and the metal plate 523.

[0033] Working principle: when processing, put the material into the processing area formed by the upper die 3 and the stamping plate 4, open the external cylinder switch, the external cylinder pushes the upper die 3, the upper die 3 moves downward under the guidance of the guide column 2, and cooperates with the stamping plate 4 to stamp the material, so as to complete the processing of the workpiece; when the stamping plate 4 is worn in use and needs to be replaced, push the handle 524 towards the lower die 1, the handle 524 pushes the push plate 521 through the metal plate 523, the push plate 521 extrudes the reset spring 527 under stress, the reset spring 527 is extruded and deformed, and loses the constraint to the push plate 521, the push plate 521 loses the constraint and pushes the extrusion block 522 to move towards the pin 514, the push plate 521 and the extrusion block 522 are in the pin 514 at the same time, cooperate with the inclined surface of the pin 514 to push the pin 514 downward, the pin 514 extrudes the limiting spring 515 under stress, the limiting spring 515 is extruded and deformed, and loses the constraint to the pin 514, the pin 514 loses the constraint and slides into the mounting frame 513 under stress, and is separated from the card hole 512, when the pin 514 is completely separated from the card hole 512, the metal plate 523 abuts to the side surface of the cross positioning plate 511, and is adsorbed by the permanent magnet 525, so as to limit the position of the push plate 521, after the above operation is completed, the stamping plate 4 can be disassembled from the lower die 1 for replacement, by arranging the assembly component 5, the stability of the stamping plate 4 in the installed state is improved while the disassembly efficiency is ensured, thereby reducing the problem that the mounting structure of the equipment is positioned by friction force and is easy to loosen under the action of vibration energy, and further improving the locking effect of the mounting structure in use.

Claims

1. A stamping die for chain links, comprising a lower die (1), a guide post (2) and an upper die (3), characterized in that: The guide column (2) is installed on the inner wall of the lower mold (1), the upper mold (3) is in sliding connection with the surface of the guide column (2), the upper surface of the lower mold (1) is provided with a stamping plate (4), the inner wall of the lower mold (1) is provided with an assembly component (5), the assembly component (5) comprises a binding unit (51), the binding unit (51) comprises a cross positioning plate (511), the cross positioning plate (511) is in insertion with the inner wall of the lower mold (1), the stamping plate (4) is in fixed connection with the upper surface of the cross positioning plate (511), the surface of the cross positioning plate (511) is provided with a clamping hole (512), the inner wall of the lower mold (1) is in fixed connection with a mounting frame (513), the inner wall of the mounting frame (513) is in sliding connection with a clamping pin (514), and the lower surface of the clamping pin (514) is in fixed connection with a limiting spring (515). The assembly component (5) further comprises an auxiliary unit (52), the auxiliary unit (52) comprises a push plate (521), the side surface of the cross positioning plate (511) is provided with a sliding cavity, the push plate (521) is in sliding connection with the inner wall of the sliding cavity, and the lower surface of the push plate (521) is in fixed connection with an extrusion block (522).

2. A chain link punching die according to claim 1, wherein: The side surface of the push plate (521) is in fixed connection with a metal plate (523), the side surface of the metal plate (523) is in fixed connection with a handle (524), the side of the cross positioning plate (511) close to the metal plate (523) is provided with a groove, the inner wall of the groove is in fixed connection with a permanent magnet (525), the surface of the push plate (521) is provided with a receiving cavity (526), and the inner wall of the receiving cavity (526) is in fixed connection with a return spring (527).

3. A chain link punching die according to claim 1, wherein: The mounting frame (513) is in contact with the lower surface of the cross positioning plate (511), the clamping pin (514) penetrates through the upper surface of the mounting frame (513), the clamping pin (514) is in insertion with the inner wall of the clamping hole (512), and one end of the clamping pin (514) is provided in an inverted angle shape.

4. The chain link punching die according to claim 1, wherein: The side, away from the clamping pin (514), of the limiting spring (515) is in fixed connection with the inner wall of the mounting frame (513).

5. The chain link punching die according to claim 1, wherein: The length of the push plate (521) is longer than that of the cross positioning plate (511), the surface of the push plate (521) is provided with a square hole, the clamping pin (514) is in insertion with the inner wall of the square hole, the extrusion block (522) is provided in a trapezoidal shape, and the extrusion block (522) is in sliding connection with the inner wall of the sliding cavity.

6. A chain link punching die according to claim 2, wherein: The adsorption force of the permanent magnet (525) is greater than the rebound force of the return spring (527), and the inner wall of the cross positioning plate (511) is in fixed connection with the return spring (527).

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