Quick replacement structure for punch of stamping die

Abstract

The utility model discloses the technical field of rapid replacement of punches, in the working process, two sets of first U-shaped plates are connected to the punches in a clamped mode, in the using process, due to the fact that the two sets of first U-shaped plates are rough, friction to the punches is increased, the punches are not prone to falling off, and two sets of elastic rods fixed to the punches are not prone to falling off due to the fact that the two sets of first U-shaped plates are connected to the punches in a clamped mode. According to the punching device, when the punching device is used, an elastic force is achieved, mounting and dismounting are convenient, the working efficiency is improved, the two sets of first U-shaped plates are connected to the punch in a clamped mode, when the punching device is used, due to the fact that the two sets of first U-shaped plates are rough, friction to the punch can be increased, the punch is not prone to falling off, and the two sets of elastic rods fixed to the first U-shaped plates are not prone to falling off. The fixing shaft is arranged on the first U-shaped plate, when the fixing shaft is used, an elastic force is achieved, the two first U-shaped plates are pushed to conduct extrusion, parts on the fixing shaft are connected into the fixing shaft, the connecting and placing effects can be achieved when the fixing shaft is used, mounting and dismounting are convenient, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of punch replacement, in particular to a punch quick replacement structure for a stamping die. Background Art

[0002] A punch refers to a metal part on a stamping die in a mechanical tool, also called a punch rod, a needle or a punch. It is installed on the stamping die to perform continuous blanking, punching and breaking operations to separate or plastically deform the processed material, thereby obtaining the required finished product or semi-finished product.

[0003] Problems with the prior art: When the punch on the stamping die works for too long, the end of the punch that usually works will be deformed and a series of other problems will occur. At this time, the machine will be stopped for replacement, and the work efficiency will be reduced due to the inconvenience of replacement during the replacement process. Utility Model Content

[0004] The purpose of the utility model is to provide a quick replacement structure for the punch of a stamping die, so as to solve the problem that when the punch on the stamping die mentioned above works for too long, the end of the punch that often works will be deformed and a series of other problems will occur. At this time, the machine will be stopped for replacement, and the work efficiency will be reduced due to the inconvenience in replacement during the replacement process.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stamping die punch quick replacement structure includes a stamping die main body, a limiting assembly is arranged on the stamping die main body, the limiting assembly includes two groups of first U-shaped plates, the two groups of first U-shaped plates are clamped and connected with punches, an elastic rod is fixedly installed on the first U-shaped plate, a fixed shaft is fixedly installed on one end of the elastic rod, the fixed shaft is installed in the stamping die main body, and a clamping assembly is arranged on the stamping die main body.

[0007] As a further solution of the utility model: four groups of first springs are fixedly installed on the first U-shaped plate, and a slide plate is fixedly installed on one end of the four groups of first springs, and the slide plate is slidably connected to the fixed shaft.

[0008] As a further solution of the utility model: a movable groove is provided in the fixed shaft, a fixed groove is provided in the fixed shaft, and a magnetic plate is fixedly installed at the bottom end of the fixed groove.

[0009] As a further solution of the utility model: an electric telescopic rod is fixedly installed on the upper end of the fixed shaft, and the upper end of the electric telescopic rod is fixedly installed in the stamping die body.

[0010] As a further solution of the utility model: the clamping assembly includes a second U-shaped plate and a third U-shaped plate, and the second U-shaped plate and the third U-shaped plate are clamped and connected to the punch.

[0011] As a further solution of the utility model: four groups of second springs are fixedly installed on the second U-shaped plate and the third U-shaped plate respectively, and one end of the second spring is fixedly installed in the stamping die body.

[0012] As a further solution of the utility model: the first fixed plate and the second fixed plate are respectively fixedly installed on the second U-shaped plate and the third U-shaped plate, the first fixed plate and the second L-shaped plate are fixedly installed on one side of the first fixed plate and the second fixed plate, and the upper ends of the first L-shaped plate and the second L-shaped plate are fitly connected to the lower end of the fixed shaft.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, when working, the two groups of first U-shaped plates are clamped and connected to the punch. When in use, the two groups of first U-shaped plates are relatively rough, which will increase the friction with the punch and prevent it from falling off easily. The two groups of elastic rods fixed thereon will play an elastic force when in use, pushing the two groups of first U-shaped plates for extrusion, and the parts thereon are all connected to the fixed shaft, which can play the role of connection and placement when in use, and are easy to install and disassemble, thereby improving work efficiency.

[0015] 2. In the utility model, four groups of first springs are fixed on two groups of first U-shaped plates respectively. When in use, the four groups of first springs can squeeze the first U-shaped plate to squeeze its two front ends for better squeezing. The four groups of slide plates can drive the parts thereon to slide in the fixed shaft.

[0016] 3. In the utility model, the sliding plate can slide in the movable groove provided in the fixed shaft, so that when the parts thereon are adjusted in position, they can slide without getting stuck. The fixed groove provided in the fixed shaft is located at the upper end of the fixed shaft, and a magnetic plate is fixed therein, which can play a role of adsorption and restriction when in use.

[0017] 4. In the utility model, the electric telescopic rod fixed at the upper end of the fixed shaft can drive the fixed shaft and the parts thereon to extend and retract when in use, and cooperate with the following parts to work.

[0018] 5. In the utility model, the second U-shaped plate and the third U-shaped plate are clamped and connected to the punch when in use, and are located above and below respectively.

[0019] 6. In the utility model, four sets of second springs are fixed on the second U-shaped plate and the third U-shaped plate, which can play the role of elastic force when in use, pulling the second U-shaped plate and the third U-shaped plate to work, so that they squeeze the punch to further prevent it from falling off.

[0020] 7. In the utility model, the first fixed plate and the second fixed plate are fixed on the second U-shaped plate and the third U-shaped plate respectively, and the first L-shaped plate and the second L-shaped plate are fixed on one side thereof, which can play a connecting role when in use. Since it is located below the fixed shaft, it can drive the parts thereon to rotate when squeezed by the fixed shaft, making it easy to pull. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the limiting component in the utility model;

[0023] Figure 3 It is a structural schematic diagram of the clamping assembly in the utility model.

[0024] In the figure: 1. stamping die body; 2. limiting assembly; 201. fixed shaft; 202. fixed slot; 203. movable slot; 204. electric telescopic rod; 205. magnetic plate; 206. first U-shaped plate; 207. elastic rod; 208. slide plate; 209. first spring; 3. clamping assembly; 301. second U-shaped plate; 302. third U-shaped plate; 303. second spring; 304. first fixed plate; 305. first L-shaped plate; 306. second L-shaped plate; 307. second fixed plate; 4. punch. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figures 1-2In an embodiment of the utility model, a stamping die punch quick replacement structure includes a stamping die main body 1, a limiting component 2 is arranged on the stamping die main body 1, the limiting component 2 includes two groups of first U-shaped plates 206, the two groups of first U-shaped plates 206 are clamped and connected with a punch 4, an elastic rod 207 is fixedly installed on the first U-shaped plate 206, a fixed shaft 201 is fixedly installed on one end of the elastic rod 207, the fixed shaft 201 is installed in the stamping die main body 1, and a clamping component 3 is arranged on the stamping die main body 1.

[0027] Among them, when working, the two groups of first U-shaped plates 206 are clamped and connected to the punch 4. When in use, the two groups of first U-shaped plates 206 are relatively rough, which will increase the friction with the punch 4 and prevent it from falling off easily. The two groups of elastic rods 207 fixed thereon will play an elastic force when in use, pushing the two groups of first U-shaped plates 206 for extrusion, and the parts thereon are all connected to the fixed shaft 201, which can play the role of connection and placement when in use, and is easy to install and disassemble, thereby improving work efficiency.

[0028] See also Figure 2 Four groups of first springs 209 are fixedly installed on the first U-shaped plate 206 , and a slide plate 208 is fixedly installed on one end of the four groups of first springs 209 . The slide plate 208 is slidably connected to the fixed shaft 201 .

[0029] Among them, four groups of first springs 209 are fixed on the two groups of first U-shaped plates 206 respectively. When in use, the four groups of first springs 209 can squeeze the first U-shaped plates 206 to squeeze the two front ends thereof for better squeezing. The four groups of slide plates 208 can drive the parts thereon to slide within the fixed shaft 201.

[0030] See also Figure 2 A movable groove 203 is provided in the fixed shaft 201 , a fixed groove 202 is provided in the fixed shaft 201 , and a magnetic plate 205 is fixedly installed at the bottom end of the fixed groove 202 .

[0031] Among them, the movable groove 203 opened in the fixed shaft 201 allows the slide plate 208 to slide therein, so that when the parts thereon are adjusted in position, they can slide without getting stuck, and the fixed groove 202 opened in the fixed shaft 201 is located at the upper end of the fixed shaft 201, and a magnetic plate 205 is fixed therein, which can play a role of adsorption and restriction when in use.

[0032] See also Figure 2 An electric telescopic rod 204 is fixedly installed on the upper end of the fixed shaft 201 , and the upper end of the electric telescopic rod 204 is fixedly installed in the stamping die body 1 .

[0033] Among them, the electric telescopic rod 204 fixed on the upper end of the fixed shaft 201 can drive the fixed shaft 201 and the parts thereon to extend and retract when in use, and cooperate with the following parts to work.

[0034] See also Figure 3 The clamping assembly 3 includes a second U-shaped plate 301 and a third U-shaped plate 302 , and the second U-shaped plate 301 and the third U-shaped plate 302 are clamped and connected to the punch 4 .

[0035] The second U-shaped plate 301 and the third U-shaped plate 302 are clamped and connected to the punch 4 when in use, and are located one above and one below, respectively.

[0036] See also Figure 3 Four groups of second springs 303 are fixedly installed on the second U-shaped plate 301 and the third U-shaped plate 302 , respectively. One end of the second spring 303 is fixedly installed in the stamping die body 1 .

[0037] Among them, four groups of second springs 303 are fixed on the second U-shaped plate 301 and the third U-shaped plate 302, which can play the role of elastic force when in use, pulling the second U-shaped plate 301 and the third U-shaped plate 302 to work, so that they squeeze the punch 4 to further prevent it from falling off.

[0038] See also Figure 3 The first fixed plate 304 and the second fixed plate 307 are fixedly installed on the second U-shaped plate 301 and the third U-shaped plate 302 respectively, and the first L-shaped plate 305 and the second L-shaped plate 306 are fixedly installed on one side of the first fixed plate 304 and the second fixed plate 307, and the upper ends of the first L-shaped plate 305 and the second L-shaped plate 306 are fitted and connected to the lower end of the fixed shaft 201.

[0039] Among them, the first fixed plate 304 and the second fixed plate 307 are fixed on the second U-shaped plate 301 and the third U-shaped plate 302 respectively, and the first L-shaped plate 305 and the second L-shaped plate 306 are fixed on one side thereof, which can play a connecting role when in use. Since it is located below the fixed shaft 201, it can drive the parts thereon to rotate when squeezed by the fixed shaft 201, making it easy to pull.

[0040] The working principle of the utility model is: when working, the two groups of first U-shaped plates 206 are clamped and connected to the punch 4. When in use, the two groups of first U-shaped plates 206 are relatively rough, which will increase the friction with the punch 4 and prevent it from falling off easily. The two groups of elastic rods 207 fixed thereon will play an elastic force when in use, pushing the two groups of first U-shaped plates 206 for extrusion, and the parts thereon are all connected to the fixed shaft 201, which can play the role of connection and placement when in use, and are easy to install and disassemble, thereby improving work efficiency.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A punch quick replacement structure for a stamping die, comprising a stamping die body (1), characterized in that: The stamping die body (1) is provided with a limiting assembly (2), the limiting assembly (2) comprising two groups of first U-shaped plates (206), the two groups of the first U-shaped plates (206) being clamped and connected with a punch (4), an elastic rod (207) being fixedly mounted on the first U-shaped plate (206), a fixed shaft (201) being fixedly mounted on one end of the elastic rod (207), the fixed shaft (201) being mounted in the stamping die body (1), and a clamping assembly (3) being provided on the stamping die body (1).

2. A punch quick replacement structure for a stamping die according to claim 1, characterized in that: Four groups of first springs (209) are fixedly mounted on the first U-shaped plate (206), and a slide plate (208) is fixedly mounted on one end of the four groups of first springs (209), and the slide plate (208) is slidably connected to the fixed shaft (201).

3. The punch quick replacement structure of a stamping die according to claim 1, characterized in that: A movable groove (203) is provided in the fixed shaft (201), a fixed groove (202) is provided in the fixed shaft (201), and a magnetic plate (205) is fixedly mounted at the bottom end of the fixed groove (202).

4. The punch quick replacement structure of a stamping die according to claim 1, characterized in that: An electric telescopic rod (204) is fixedly mounted on the upper end of the fixed shaft (201), and the upper end of the electric telescopic rod (204) is fixedly mounted in the stamping die body (1).

5. The punch quick replacement structure of a stamping die according to claim 1, characterized in that: The clamping assembly (3) comprises a second U-shaped plate (301) and a third U-shaped plate (302), and the second U-shaped plate (301) and the third U-shaped plate (302) are clamped and connected to the punch (4).

6. A punch quick replacement structure for a stamping die according to claim 5, characterized in that: Four groups of second springs (303) are fixedly mounted on the second U-shaped plate (301) and the third U-shaped plate (302), respectively; one end of the second spring (303) is fixedly mounted in the stamping die body (1).

7. The punch quick replacement structure of a stamping die according to claim 5, characterized in that: The first fixed plate (304) and the second fixed plate (307) are fixedly installed on the second U-shaped plate (301) and the third U-shaped plate (302), respectively; the first L-shaped plate (305) and the second L-shaped plate (306) are fixedly installed on one side of the first fixed plate (304) and the second fixed plate (307); the upper ends of the first L-shaped plate (305) and the second L-shaped plate (306) are fitted and connected to the lower end of the fixed shaft (201).

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