Positioning mechanism for stamping die

Abstract

The utility model discloses a positioning mechanism for a stamping die, which relates to the technical field of stamping dies and comprises a stamping fixing mechanism, a stamping positioning lower die capable of being positioned and detached is slidably arranged on one side of the stamping fixing mechanism, and a stamping positioning upper die is fixedly arranged at the upper end of the stamping positioning lower die. According to the stamping die, the problems that an existing stamping die greatly depends on tools, the position of the stamping die to be disassembled and assembled is prone to deviation, and the production quality of stamping parts is affected are solved; the stamping force is guaranteed to be aligned with the center of the stamping positioning lower die and the center of the stamping positioning upper die during stamping, a stamping part does not need to be installed and processed through extra tools, and the stamping pressing plate and the movable bottom plate are elastically reset and positioned through the elastic assembly by means of the matched die arrangement of the stamping positioning lower die and the stamping positioning upper die. Therefore, the position of the disassembled and assembled stamping die is not easy to deviate.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a positioning mechanism for stamping dies. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the molded material. It is known as the "mother of industry". It is a tool that makes the blank into a part with a specific shape and size under the action of external force. It is widely used in blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and compression or injection molding of engineering plastics, rubber, ceramics and other products.

[0003] The publication number is CN212598355U. A high-efficiency positioning stamping die can achieve efficient positioning to ensure accurate stamping, and the device can realize the technical solution of replacing the stamping die head by inserting the screw installed on the stamping die head through the bottom plate, and then fixing the stamping die head with a screw sleeve, so that when the stamping die head is installed, a tool is needed to tighten the screw sleeve, and the dependence on the tool is relatively large. The setting of additional use of tools for installation processing makes the position of the disassembled stamping die head easy to shift, resulting in inaccurate subsequent mold positioning, affecting the production quality of stamping parts.

[0004] In view of the above problems, a positioning mechanism for a stamping die is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a positioning mechanism for a stamping die, which solves the problem that the existing stamping dies in the background technology are highly dependent on tools, and the setting of additional use of tools for installation and processing makes the position of the disassembled stamping die head easy to shift, resulting in inaccurate subsequent die positioning and affecting the production quality of stamping parts.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning mechanism for a stamping die, including a stamping fixing mechanism, a positionable and detachable stamping positioning lower die is slidably provided on one side of the stamping fixing mechanism, a stamping positioning upper die is fixedly provided on the upper end of the stamping positioning lower die, the stamping fixing mechanism includes a fixed outer frame, a positioning guide component fixedly provided on the upper end of the fixed outer frame, and positioning clamps provided at both ends of the positioning guide component, the stamping positioning lower die includes a movable bottom plate slidably provided on the upper end of the positioning guide component, an elastic component fixedly provided at the four corners of the movable bottom plate, and the stamping positioning upper die includes an upper stamping plate that penetrates and connects the elastic component.

[0007] Preferably, the stamping and fixing mechanism further comprises a stamping cylinder fixedly arranged at the upper end of the fixed outer frame, and the stamping cylinder comprises a fixed cylinder and a pressing block connected to the telescopic end of the fixed cylinder.

[0008] Preferably, a clamping block is rotatably provided at the upper end of the positioning clamp, and the positioning guide assembly includes a stopper fixedly provided on one side of the positioning guide assembly, and a guide block is provided at the center of one side of the stopper.

[0009] Preferably, a slide groove is provided at the lower end of the movable base plate, clamping positioning blocks are fixedly provided on both sides of the upper end of the movable base plate, and an auxiliary positioning socket is provided in the movable base plate.

[0010] Preferably, four groups of the elastic components are provided, and the elastic components include a hexagonal column fixedly arranged on the upper end of the movable bottom plate, and a spring is sleeved on the outer side of the hexagonal column.

[0011] Preferably, the stamping positioning upper die also includes a stamping plate fixedly arranged on the upper end of the elastic component.

[0012] Preferably, the four corners of the stamping plate are provided with stamping sockets corresponding to the hexagonal columns.

[0013] Preferably, an auxiliary positioning plug is fixedly provided at the lower end of the upper stamping plate, and two groups of the auxiliary positioning plug are provided, and the lower ends of the two groups of the auxiliary positioning plug are provided with chamfers.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a positioning mechanism for a stamping die. Through the matching arrangement of a stamping fixing mechanism and a stamping positioning lower die, a fixed outer frame fixes the positioning clamp and the positioning guide component. The stamping positioning lower die and the stamping positioning upper die are connected to each other, and a variety of stamping opening types can be set. The stamping positioning lower die first slides along the positioning guide component, and then is squeezed and fixed by the positioning clamps on both sides, so that the stamping positioning lower die can be accurately positioned at the center of the stamping fixing mechanism, ensuring that the stamping force during stamping is aligned with the center of the stamping positioning lower die and the stamping positioning upper die. This stamping part does not require additional tools for installation, which solves the problem that the existing stamping die is highly dependent on tools, and the setting of additional tools for installation makes the position of the disassembled stamping die head prone to displacement.

[0016] 2. The utility model provides a positioning mechanism for a stamping die. Through the matching die setting of a stamping positioning lower die and a stamping positioning upper die, the stamping platen and the movable bottom plate are elastically reset and positioned through an elastic component, so that the position of the disassembled stamping die is not easily offset and the positioning is more accurate, which solves the problem of inaccurate positioning of the existing stamping die, affecting the production quality of stamping parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall front view structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the punching and fixing mechanism of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the punching positioning lower die and the punching positioning upper die of the utility model;

[0021] Figure 5 It is a schematic diagram of the split structure of the stamping positioning lower die and the stamping positioning upper die of the utility model.

[0022] In the figure: 1. stamping fixing mechanism; 11. fixed outer frame; 12. stamping cylinder; 121. fixed cylinder; 122. pressure block; 13. positioning clamp; 131. clamping block; 14. positioning guide component; 141. stopper; 142. guide block; 2. stamping positioning lower die; 21. movable bottom plate; 211. slide groove; 212. clamping positioning block; 213. auxiliary positioning socket; 22. elastic component; 221. hexagonal column; 222. spring; 3. stamping positioning upper die; 31. stamping plate; 311. stamping socket; 32. upper stamping plate; 321. auxiliary positioning plug. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0025] Combination Figure 1 The utility model discloses a positioning mechanism for a stamping die, comprising a stamping fixing mechanism 1, a positionable and detachable stamping positioning lower die 2 is slidably arranged on one side of the stamping fixing mechanism 1, a stamping positioning upper die 3 is fixedly arranged on the upper end of the stamping positioning lower die 2, the stamping fixing mechanism 1 comprises a fixed outer frame 11, a positioning guide component 14 fixedly arranged on the upper end of the fixed outer frame 11, and positioning clips 13 arranged at both ends of the positioning guide component 14, the stamping positioning lower die 2 comprises a movable bottom plate 21 slidably arranged on the upper end of the positioning guide component 14, and an elastic component 22 fixedly arranged at the four corners of the movable bottom plate 21, and the stamping positioning upper die 3 comprises an upper stamping plate 32 which penetrates and connects the elastic component 22.

[0026] Specifically, the fixed outer frame 11 fixes the positioning clip 13 and the positioning guide assembly 14, the stamping positioning lower die 2 and the stamping positioning upper die 3 are connected to each other, and a variety of stamping opening types can be set. The stamping positioning lower die 2 first slides along the positioning guide assembly 14, and then is squeezed and fixed by the positioning clips 13 on both sides, so that the stamping positioning lower die 2 can be accurately positioned at the center of the stamping fixing mechanism 1, ensuring that the stamping force during stamping is aligned with the center of the stamping positioning lower die 2 and the stamping positioning upper die 3. This stamping part does not require additional tools for installation. At the same time, the stamping positioning lower die 2 and the stamping positioning upper die 3 are matching molds. The stamping plate 31 and the movable bottom plate 21 are elastically reset and positioned by the elastic assembly 22, so that the position of the disassembled stamping mold is not easy to shift, and the positioning is more accurate.

[0027] The utility model is further described below in conjunction with embodiments.

[0028] Embodiment 1:

[0029] Combination Figure 2 and Figure 3 The stamping fixing mechanism 1 also includes a stamping cylinder 12 fixedly arranged at the upper end of the fixed outer frame 11. The stamping cylinder 12 includes a fixed cylinder 121 and a pressing block 122 connected to the telescopic end of the fixed cylinder 121. The fixed outer frame 11 realizes the fixed support of the stamping cylinder 12, and the fixed cylinder 121 drives the pressing block 122 to rise and fall to realize stamping.

[0030] A clamping block 131 is rotatably provided at the upper end of the positioning clamp 13, and the positioning guide assembly 14 includes a stopper 141 fixedly provided on one side of the positioning guide assembly 14, and a guide block 142 is provided at the center of one side of the stopper 141. The clamping block 131 rotates to clamp the two sides of the stamping positioning lower die 2, and the stopper 141 limits the sliding position of the stamping positioning lower die 2. The guide block 142 is slidingly provided corresponding to the movable base plate 21 to guide the movable base plate 21.

[0031] A slide groove 211 is provided at the lower end of the movable base plate 21, and clamping positioning blocks 212 are fixedly arranged on both sides of the upper end of the movable base plate 21. An auxiliary positioning socket 213 is provided in the movable base plate 21, and the slide groove 211 and the guide block 142 are engaged with each other. Two groups of clamping positioning blocks 212 are arranged on one side, and the positioning clip 13 is engaged between the two groups of clamping positioning blocks 212 for positioning. The auxiliary positioning socket 213 is used in conjunction with the auxiliary positioning plug block 321.

[0032] Four groups of elastic components 22 are provided. The elastic components 22 include a hexagonal column 221 fixedly arranged on the upper end of the movable base plate 21. A spring 222 is sleeved on the outer side of the hexagonal column 221. The hexagonal column 221 realizes the positioning sleeve connection between the stamping plate 31 and the movable base plate 21. The spring 222 provides elastic force for the stamping plate 31 to realize the reset of the stamping plate 31 and provide buffer force for stamping.

[0033] Embodiment 2:

[0034] Combination Figure 4 and Figure 5 The stamping positioning upper die 3 also includes a stamping platen 31 fixedly arranged on the upper end of the elastic component 22. When the pressing block 122 is raised or lowered, it is pressed against the stamping platen 31 to realize die stamping.

[0035] The four corners of the stamping plate 31 are provided with stamping sockets 311 corresponding to the hexagonal columns 221 . The shapes of the stamping sockets 311 and the auxiliary positioning plugs 321 fit each other to prevent stamping deviation.

[0036] An auxiliary positioning block 321 is fixedly provided at the lower end of the upper stamping plate 32. There are two groups of auxiliary positioning blocks 321. The lower ends of the two groups of auxiliary positioning blocks 321 are provided with chamfered angles. The auxiliary positioning blocks 321 and the auxiliary positioning sockets 213 are arranged in coordination with each other. The chamfered angle at the lower end of the auxiliary positioning blocks 321 enables the upper stamping plate 32 to be aligned with the auxiliary positioning sockets 213 and inserted into the position when being pressed down.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning mechanism for a stamping die, comprising a stamping fixing mechanism (1), characterized in that: A positionable and detachable stamping positioning lower die (2) is slidably provided on one side of the stamping fixing mechanism (1), and a stamping positioning upper die (3) is fixedly provided on the upper end of the stamping positioning lower die (2); The punching fixing mechanism (1) comprises a fixed outer frame (11), a positioning guide component (14) fixedly arranged at the upper end of the fixed outer frame (11), and positioning clamps (13) arranged at both ends of the positioning guide component (14); the punching positioning lower die (2) comprises a movable bottom plate (21) slidably arranged at the upper end of the positioning guide component (14), and elastic components (22) fixedly arranged at four corners of the movable bottom plate (21); and the punching positioning upper die (3) comprises an upper punching plate (32) penetrating and connected to the elastic component (22).

2. A positioning mechanism for a stamping die according to claim 1, characterized in that: The punching and fixing mechanism (1) also includes a punching cylinder (12) fixedly arranged on the upper end of the fixed outer frame (11), and the punching cylinder (12) includes a fixed cylinder (121) and a pressing block (122) connected to the telescopic end of the fixed cylinder (121).

3. A positioning mechanism for a stamping die according to claim 1, characterized in that: A clamping block (131) is rotatably provided at the upper end of the positioning clamp (13), and the positioning guide assembly (14) comprises a stopper (141) fixedly provided on one side of the positioning guide assembly (14), and a guide block (142) is provided at the center of one side of the stopper (141).

4. A positioning mechanism for a stamping die according to claim 1, characterized in that: A sliding groove (211) is provided at the lower end of the movable bottom plate (21), clamping positioning blocks (212) are fixedly provided on both sides of the upper end of the movable bottom plate (21), and an auxiliary positioning socket (213) is provided in the movable bottom plate (21).

5. A positioning mechanism for a stamping die according to claim 1, characterized in that: Four groups of the elastic components (22) are provided. The elastic components (22) include a hexagonal column (221) fixedly arranged on the upper end of the movable bottom plate (21), and a spring (222) is sleeved on the outer side of the hexagonal column (221).

6. A positioning mechanism for a stamping die according to claim 5, characterized in that: The stamping positioning upper die (3) also includes a stamping plate (31) fixedly arranged on the upper end of the elastic component (22).

7. A positioning mechanism for a stamping die according to claim 6, characterized in that: The four corners of the punching plate (31) corresponding to the hexagonal columns (221) are provided with punching sockets (311).

8. A positioning mechanism for a stamping die according to claim 1, characterized in that: An auxiliary positioning plug block (321) is fixedly provided at the lower end of the upper punching plate (32), and two groups of the auxiliary positioning plug blocks (321) are provided, and the lower ends of the two groups of the auxiliary positioning plug blocks (321) are provided with chamfered angles.

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