Punch fixing structure

Abstract

The utility model belongs to the technical field of punching, and discloses a punch fixing structure. According to the punch fixing structure, an inclined hanging table is arranged on the side wall of a punch body, an assembly hole is formed in a fixing base, a receding groove is formed in the side wall of the assembly hole, the punch body penetrates through the assembly hole, the inclined hanging table is embedded in the receding groove, and the fixing base is used for fixing the punch to a base plate of an upper die. According to the punch fixing structure, more compact structural layout is achieved, space is effectively saved, more punches can be arranged in a limited area, and the efficiency of a production line is improved; the inclined hanging table of the punch is embedded in the receding groove of the fixing base, the strength of the punch is improved, the stability of the punch in the punching process is improved, in addition, due to the design of the punch fixing structure, when the punch needs to be replaced, the punch can be rapidly disassembled and assembled, long-time shutdown is not needed, the continuous production capacity of a production line is improved, and the production efficiency is improved. And the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching, in particular to a punch fixing structure. Background Art

[0002] In the automotive manufacturing industry, stamping is a common processing method. The design and manufacture of stamping dies in stamping directly affect the efficiency of the production line and product quality.

[0003] In traditional stamping dies, the commonly used punch fixing methods include standard Ball-Lock punches and ordinary hanging platform structure punches. Although these two fixing methods can meet production needs to a certain extent, they also have some limitations. Among them, although the standard Ball-Lock punch can be quickly disassembled, it occupies a large space, which limits the arrangement of more punches in a limited area, resulting in limited production line efficiency; and the ordinary hanging platform structure punch can improve the strength and stability of the punch, but when changing the die, it requires a long downtime, which affects the continuous production capacity of the production line and reduces production efficiency.

[0004] Therefore, there is an urgent need for a punch fixing structure to solve the problems in the prior art. Utility Model Content

[0005] The purpose of the utility model is to provide a punch fixing structure, which improves the strength of the punch and the stability of the punch during the punching process, and can quickly disassemble and assemble the punch without long-term shutdown, thereby improving the continuous production capacity of the production line and improving production efficiency.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] The punch fixing structure comprises:

[0008] A punch body, wherein a side wall of the punch body is provided with an inclined platform, and along the punching direction, the inclined surface of the inclined platform gradually approaches the punch body;

[0009] A fixing seat is provided with an assembly hole, a side wall of the assembly hole is provided with a clearance groove, the punch body is passed through the assembly hole, the inclined hanging platform is embedded in the clearance groove, and the fixing seat is used to fix the punch on the pad of the upper die.

[0010] Optionally, the punch fixing structure further comprises a positioning assembly, and the positioning assembly is used to position the fixing seat on the pad.

[0011] Optionally, the positioning assembly includes positioning pins and positioning holes, two positioning pins are diagonally distributed on one side of the fixing seat facing the pad, two positioning holes are diagonally distributed on the pad, and the positioning pins are inserted into their corresponding positioning holes.

[0012] Optionally, the punch fixing structure further comprises a fastening assembly, and the fastening assembly is used to lock the fixing seat onto the backing plate.

[0013] Optionally, the fastening assembly includes a fastener and a fixing hole, two of the fixing holes are diagonally arranged on the fixing seat, a fastener is passed through each of the fixing holes, and the fastener is threadedly connected to the backing plate.

[0014] Optionally, the fastener is a fastening screw.

[0015] Optionally, the fastening assembly further includes a washer, which is sleeved on the fastening screw and located between the nail cap of the fastening screw and the fixing seat.

[0016] Optionally, the fixing seat is made of metal.

[0017] Optionally, the fixing seat is made of alloy tool steel.

[0018] Beneficial effects:

[0019] The punch fixing structure provided by the utility model realizes a more compact structural layout, effectively saves space, enables more punches to be arranged in a limited area, and improves the efficiency of the production line; the inclined hanging platform is embedded in the give way groove of the fixed seat, which improves the strength of the punch and improves the stability of the punch during the punching process. Moreover, the design of the punch fixing structure enables the punch to be quickly disassembled and assembled when the punch needs to be replaced, without the need for long-term shutdown, thereby improving the continuous production capacity of the production line and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is an exploded view of the punch fixing structure provided by the utility model;

[0021] Figure 2 It is a cross-sectional view of the punch fixing structure provided by the utility model;

[0022] Figure 3 It is a structural schematic diagram of the fixing seat provided by the utility model at a certain viewing angle.

[0023] In the figure:

[0024] 100. Punch body; 110. Inclined hanging platform;

[0025] 200, fixing seat; 210, assembly hole; 220, clearance groove;

[0026] 300, positioning pin;

[0027] 400. Fixing hole. DETAILED DESCRIPTION

[0028] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0029] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0031] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0032] This embodiment provides a punch fixing structure, such as Figure 1-Figure 3As shown, the punch fixing structure includes a punch body 100 and a fixing seat 200. The side wall of the punch body 100 is provided with an inclined hanging platform 110. Along the stamping direction, the inclined surface of the inclined hanging platform 110 gradually approaches the punch body 100. The fixing seat 200 is provided with an assembly hole 210. The side wall of the assembly hole 210 is provided with a yield groove 220. The punch body 100 is passed through the assembly hole 210, and the inclined hanging platform 110 is embedded in the yield groove 220. The fixing seat 200 is used to fix the punch on the pad of the upper die.

[0033] The punch fixing structure realizes a more compact structural layout, effectively saves space, enables more punches to be arranged in a limited area, and improves the efficiency of the production line; the inclined hanging platform 110 of the punch is embedded in the yield groove 220 of the fixing seat 200, which improves the strength of the punch and improves the stability of the punch during the stamping process. In addition, the design of the punch fixing structure enables the punch to be quickly disassembled and assembled when the punch needs to be replaced without long-term shutdown, thereby improving the continuous production capacity of the production line and improving production efficiency.

[0034] Optionally, the punch fixing structure further includes a positioning assembly, which is used to position the fixing seat 200 on the pad. The use of the positioning assembly can simplify the installation steps of the punch, so that workers can complete the assembly of the punch more quickly and accurately, and ensure the position accuracy and stability of the punch during operation.

[0035] Optionally, the positioning assembly includes positioning pins 300 and positioning holes, two positioning pins 300 are diagonally distributed on the side of the fixing seat 200 facing the pad, two positioning holes are diagonally distributed on the pad, and the positioning pins 300 are inserted into their corresponding positioning holes. The positioning assembly has a simple structure and can quickly position the fixing seat 200.

[0036] Optionally, the punch fixing structure further includes a fastening assembly, which is used to lock the fixing seat 200 onto the backing plate, thereby effectively preventing the punch from being displaced and ensuring the stability and safety of the punch during operation.

[0037] Alternatively, if Figure 2-Figure 3 As shown, the fastening assembly includes a fastener and a fixing hole 400, two fixing holes 400 are diagonally arranged on the fixing seat 200, a fastener is inserted into each fixing hole 400, and the fastener is threadedly connected with the backing plate, so that the punch is firmly limited on the fixing seat 200, improving the stability of the punch. In addition, the fastener passes through the fixing hole 400 and is directly threadedly connected with the backing plate, which can quickly realize the installation and removal of the punch, improve the efficiency of assembly and removal, reduce downtime, and improve production efficiency.

[0038] Alternatively, if Figure 3As shown, in this embodiment, the fixing seat 200 is rectangular, two positioning pins 300 are arranged on one set of diagonal corners of the fixing seat 200, two fixing holes 400 are arranged on another set of diagonal corners of the fixing seat 200, and positioning holes are arranged on the pad corresponding to the positioning pins 300, and threaded holes are arranged on the pad corresponding to the fixing holes 400. When assembling the punch, first insert the punch into the assembly hole 210, and the inclined hanging platform 110 on the side wall of the punch is embedded in the clearance groove 220, and the top surface of the punch is flush with the top surface of the fixing seat 200; then, insert the positioning pin 300 on the fixing seat 200 into the positioning hole of the pad to complete the positioning of the fixing seat 200; finally, pass the fastener through the fixing hole 400 and screw it into the corresponding threaded hole, so that the fastener is threadedly connected with the pad and locked in place, and the punch can be fixed.

[0039] Optionally, the fastener is a fastening screw, which has a simple structure and low cost, thereby reducing the manufacturing cost of the punch fixing structure. The high strength and fastening performance of the fastening screw ensure the durability and reliability of the punch fixing structure, and the fastening screw can maintain a stable connection even in a long-term high-strength stamping process, thereby reducing production interruptions and safety hazards caused by loosening or falling off.

[0040] Optionally, the fastening assembly further includes a washer, which is sleeved on the fastening screw and is located between the nail cap of the fastening screw and the fixing seat 200. By arranging the washer, the fastening force can be evenly distributed, thereby improving the fastening effect of the fastening screw.

[0041] Optionally, the fixing seat 200 is made of metal. Metal has high strength and hardness, can withstand greater impact and pressure, is not easily deformed or damaged during the stamping process, and enhances the stability and durability of the punch fixing structure.

[0042] Optionally, the fixing seat 200 is made of alloy tool steel. Alloy tool steel has excellent wear resistance and corrosion resistance, and can maintain surface flatness and smoothness during a long period of stamping processing, thereby extending the service life of the fixing seat 200 and reducing maintenance and replacement costs.

[0043] Optionally, the fixing seat 200 made of alloy tool steel has high strength and hardness, can withstand greater impact and pressure, is not easily deformed or damaged during the stamping process, ensures the stability and safe operation of the punch, and improves the stability and reliability of the production line.

[0044] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. Punch fixing structure, characterized in that: include: A punch body (100), wherein a side wall of the punch body (100) is provided with an inclined platform (110), and along the punching direction, the inclined surface of the inclined platform (110) gradually approaches the punch body (100); A fixing seat (200), wherein the fixing seat (200) is provided with an assembly hole (210), a side wall of the assembly hole (210) is provided with a clearance groove (220), the punch body (100) is inserted into the assembly hole (210), the inclined hanging platform (110) is embedded in the clearance groove (220), and the fixing seat (200) is used to fix the punch on the backing plate of the upper die.

2. The punch fixing structure according to claim 1, characterized in that: The punch fixing structure also includes a positioning assembly, and the positioning assembly is used to position the fixing seat (200) on the pad.

3. The punch fixing structure according to claim 2, characterized in that: The positioning assembly comprises a positioning pin (300) and a positioning hole, wherein two positioning pins (300) are diagonally distributed on one side of the fixing seat (200) facing the pad, and two positioning holes are diagonally distributed on the pad, and the positioning pins (300) are inserted into their corresponding positioning holes.

4. The punch fixing structure according to claim 1, characterized in that: The punch fixing structure also includes a fastening assembly, and the fastening assembly is used to lock the fixing seat (200) onto the backing plate.

5. The punch fixing structure according to claim 4, characterized in that: The fastening assembly comprises a fastener and a fixing hole (400), wherein two fixing holes (400) are diagonally arranged on the fixing seat (200), and a fastener is passed through each fixing hole (400), and the fastener is threadedly connected to the backing plate.

6. The punch fixing structure according to claim 5, characterized in that: The fastener is a fastening screw.

7. The punch fixing structure according to claim 6, characterized in that: The fastening assembly also includes a washer, which is sleeved on the fastening screw and is located between the nail cap of the fastening screw and the fixing seat (200).

8. The punch fixing structure according to claim 1, characterized in that: The fixing seat (200) is made of metal.

9. The punch fixing structure according to claim 8, characterized in that: The fixing seat (200) is made of alloy tool steel.

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