A stamping die for impact-resistant and stable tungsten steel die

Abstract

This utility model discloses a stamping die for an impact-resistant and stable tungsten steel die, relating to the field of stamping die technology. It includes a base with a top plate mounted directly above it. A lower die base is fixed to the center of the upper surface of the base, and an upper die base is fixed to the center of the lower surface of the top plate. A vertical punch is fitted to the center of the lower surface of the upper die base, and the top of the punch has a tenon that inserts into the center of the lower surface of the upper die base. Two adjusting grooves are symmetrically formed on the lower surface of the upper die base with respect to the punch. A clamping block is horizontally slidably installed in each adjusting groove, with its lower end extending out of the adjusting groove and horizontally inserted into the side wall of the punch. A horizontal pull rod is connected to the top of the clamping block, extending horizontally out of the side of the upper die base. A clamping spring is fitted on the pull rod, elastically abutting the clamping block towards the center of the upper die base. This utility model has a reasonable structure, and the overall operation of assembling and disassembling the punch is simple, quick, and convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die of an impact-resistant and stable tungsten steel die. Background Art

[0002] The impact-resistant and stable tungsten steel die is a stamping die with good impact resistance and stability, and is usually used for metal stamping, forging and other industrial applications. At present, the Chinese patent with publication number CN211938715U discloses a stamping die of tungsten steel, including a base, a first die, a blanking hole, a top plate and a second die. The first die is installed on the top surface of the base, and a blanking hole is opened on the top of the first die, and the blanking hole runs through the first die and the base. The second die is installed on the bottom surface of the top plate, and the second die is located on one side of the top of the first die. A limiting groove is installed at the center of the bottom surface of the second die, and a concave tenon is opened on the top of the inner cavity of the limiting groove, and a punching needle is inserted into the inner cavity of the limiting groove, and a convex tenon is opened on the right wall surface of the punching needle.

[0003] Although the prior art uses a screw to limit and fix the punch needle, and the convex and concave tenons at the end of the punch needle fit together to prevent the punch needle from loosening during punching, and can achieve a stable punching effect that is impact-resistant to a certain extent, the punch needle structure still needs to be disassembled and assembled by screwing the screw, resulting in a relatively time-consuming screwing operation when replacing the punch needle or later disassembling and assembling for maintenance, which needs to be further optimized.

[0004] To this end, the present application provides a stamping die of an impact-resistant and stable tungsten steel die to solve the above-mentioned technical problems. Utility Model Content

[0005] The purpose of the present application is to provide a punching die of an impact-resistant and stable tungsten steel die, which has simple and quick overall disassembly and assembly of the punching needle and is easy to use.

[0006] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a stamping die of an impact-resistant and stable tungsten steel die, comprising a base, a top plate is arranged directly above the base, a lower die seat is fixedly provided in the middle of the upper end surface of the base, an upper die seat is fixedly provided in the middle of the lower end surface of the top plate, a vertical punch needle is matched in the middle of the lower end surface of the upper die seat, and a tenon is fixed at the top end of the punch needle and is plugged into the middle of the lower end surface of the upper die seat, two adjustment grooves are symmetrically provided on the lower end surface of the upper die seat about the position of the punch needle, clamping blocks are horizontally slidably installed in the adjusting grooves, the lower ends of the clamping blocks extend out of the adjusting grooves and are horizontally inserted into the side walls of the punch needle, a horizontal pull rod is connected to the top of the clamping block, the pull rod horizontally passes through the side surface of the upper die seat, a clamping spring is sleeved on the pull rod, and the clamping spring elastically abuts the clamping block toward the middle of the upper die seat.

[0007] As a further preferred solution, a discharge groove is provided in the middle of the lower end surface of the base, and a discharge hole corresponding to the punch pin is provided in the middle of the lower die seat, and an opening is provided at the lower end of the discharge hole and connected to the discharge groove.

[0008] As a further preferred solution, a slot is provided on the side of the punch needle for horizontal insertion of the lower end of the clamping block.

[0009] As a further preferred solution, the pull rod is horizontally placed in the adjustment groove, and a rod cap is fixed to one end of the pull rod extending out of the side surface of the base.

[0010] As a further preferred solution, a plurality of vertical guide cylinders are fixed around the upper end surface of the base, and a plurality of guide posts are fixed around the lower end surface of the top plate, and the guide posts are vertically plugged into and matched with the guide cylinders.

[0011] As a further preferred solution, a return spring is fixed to the bottom of the guide cylinder, a support block is installed on the top of the return spring, and the support block is supported on the lower end of the guide column.

[0012] As a further preferred embodiment, a lubrication cavity for storing lubricating oil is provided in the middle of the support block, an opening for injecting oil is provided at the top of the lubrication cavity, a plurality of oil outlet holes are provided on the side of the lubrication cavity, and a sponge ring is installed around the side of the support block, and the sponge ring covers the port of the oil outlet hole.

[0013] In summary, the technical effects and advantages of the utility model are:

[0014] 1. Thanks to the cooperation of the upper die seat, the adjustment groove, the clamping block, the pull rod and the clamping spring, the clamping block can be used to horizontally plug and fix the punching needle arranged on the lower end surface of the upper die seat, and the tenon and the upper die seat can be engaged to prevent loosening and reinforce the clamping block. The clamping block only needs to be pulled horizontally, and can be automatically inserted into the side slot of the punching needle under the action of the clamping spring. The overall operation is simple and fast, and it is easy to use.

[0015] 2. Thanks to the cooperation of the guide cylinder, the support block, the sponge ring and the guide column, the utility model can use the sponge ring to automatically apply the lubricating oil in the support block to the inner wall of the guide cylinder during the guiding process by vertically plugging the guide cylinder and the guide column, thereby ensuring the precise guiding effect of the guide cylinder and the guide column for a long time, which is conducive to ensuring the stamping effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

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

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

[0019] Figure 3 It is a structural schematic diagram of the clamping block of the utility model;

[0020] Figure 4 It is a schematic diagram of the internal structure of the guide column and the guide cylinder of the utility model;

[0021] Figure 5 For the utility model Figure 4 A magnified schematic diagram of the structure in the middle.

[0022] In the figure: 1. base; 101. discharge groove; 2. lower die seat; 201. discharge hole; 3. guide cylinder; 301. reset spring; 302. support block; 303. lubrication chamber; 304. oil outlet hole; 305. sponge ring; 4. guide column; 5. top plate; 6. upper die seat; 601. adjustment groove; 7. punch needle; 8. tenon; 9. clamping block; 10. pull rod; 11. clamping spring; 12. rod cap. 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] Example: Reference Figure 1 , Figure 2 and Figure 3The stamping die of an impact-resistant and stable tungsten steel die shown in the figure includes a base 1, a top plate 5 is arranged directly above the base 1, a lower die seat 2 is fixed to the middle of the upper end surface of the base 1, an upper die seat 6 is fixed to the middle of the lower end surface of the top plate 5, a vertical punch needle 7 is matched in the middle of the lower end surface of the upper die seat 6, and a tenon 8 is fixed to the top end of the punch needle 7 which is plugged into the middle of the lower end surface of the upper die seat 6, so that the stability of the punch needle 7 can be ensured by the plugging of the tenon 8 and the upper die seat 6, which can prevent the punch needle 7 from loosening during stamping and improve the quality of product stamping.

[0025] In addition, the lower end surface of the upper die base 6 is symmetrically provided with two adjustment grooves 601 with respect to the position of the punch needle 7, and a clamping block 9 is horizontally slidably installed in each of the adjustment grooves 601. The lower end of the clamping block 9 extends out of the adjustment groove 601 and is horizontally inserted into the side wall of the punch needle 7. A horizontal pull rod 10 is connected to the top of the clamping block 9, and the pull rod 10 horizontally passes through the side surface of the upper die base 6. A clamping spring 11 is sleeved on the pull rod 10, and the clamping spring 11 elastically abuts the clamping block 9 toward the middle direction of the upper die base 6.

[0026] Specifically, the side of the punching needle 7 is provided with a bayonet for horizontal insertion of the lower end of the clamping block 9, and the pull rod 10 is horizontally placed in the adjustment groove 601, and the end of the pull rod 10 extending out of the side of the base 1 is fixed with a rod cap 12. Therefore, the punching needle 7 placed on the lower end surface of the upper die seat 6 can be horizontally plugged and fixed by the clamping block 9, and the tenon 8 and the upper die seat 6 can be engaged to prevent loosening and reinforce, and the clamping block 9 only needs to be pulled horizontally, and can be automatically inserted into the bayonet on the side of the punching needle 7 under the action of the clamping spring 11. The overall operation is simple and fast, and it is easy to use.

[0027] At the same time, if Figure 2 As shown, in this embodiment, a discharge groove 101 is provided in the middle of the lower end surface of the base 1, and a discharge hole 201 corresponding to the punch pin 7 is provided in the middle of the lower die base 2. The lower end of the discharge hole 201 is provided with an opening and is connected to the discharge groove 101. Therefore, the stamping waste can be quickly discharged through the cooperation between the discharge hole 201 and the discharge groove 101, which is convenient to use.

[0028] like Figure 4 and Figure 5 As shown, a plurality of vertical guide cylinders 3 are fixed around the upper end surface of the base 1, and a plurality of guide columns 4 are fixed around the lower end surface of the top plate 5. The guide columns 4 are vertically plugged into the guide cylinders 3 to ensure precise guiding and stamping fit between the upper die base 6 and the lower die base 2.

[0029] Among them, a return spring 301 is fixed to the bottom of the guide cylinder 3, and a support block 302 is installed on the top of the return spring 301. The support block 302 is supported on the lower end of the guide column 4, which can facilitate the upward reset of the top plate 5, and a lubrication cavity 303 for storing lubricating oil is opened in the middle of the support block 302, and an opening for injecting oil is provided on the top of the lubrication cavity 303, and a plurality of oil outlet holes 304 are provided on the side of the lubrication cavity 303. A sponge ring 305 is installed around the side of the support block 302, and the sponge ring 305 covers the port of the oil outlet hole 304, so that the sponge ring 305 can evenly apply the lubricating oil in the support block 302 to the inner wall of the guide cylinder 3, so as to ensure the guiding matching accuracy of the guide cylinder 3 and the guide column 4.

[0030] Working principle of the utility model: when the punching die of the impact-resistant and stable tungsten steel die is in use, the clamping block 9 can be used to horizontally plug and fix the punching needle 7 arranged on the lower end surface of the upper die seat 6, and the tenon 8 and the upper die seat 6 can be fitted together to prevent loosening and reinforce the punching needle 7. The clamping block 9 only needs to be pulled horizontally, and can be automatically inserted into the side slot of the punching needle 7 under the action of the clamping spring 11. The overall operation is simple and fast, and it is easy to use.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A stamping die of an impact-resistant and stable tungsten steel die, comprising a base (1), a top plate (5) being arranged directly above the base (1), characterized in that: A lower die seat (2) is fixed to the middle of the upper end surface of the base (1), an upper die seat (6) is fixed to the middle of the lower end surface of the top plate (5), a vertical punching needle (7) is matched to the middle of the lower end surface of the upper die seat (6), and a tenon (8) is fixed to the top of the punching needle (7) and is plugged into the middle of the lower end surface of the upper die seat (6), and two adjustment grooves (601) are symmetrically provided on the lower end surface of the upper die seat (6) with respect to the position of the punching needle (7), and the inside of the adjustment grooves (601) are both horizontal. A clamping block (9) is slidably installed, the lower end of the clamping block (9) extends out of the adjustment groove (601) and is horizontally inserted into the side wall of the punch needle (7), the top of the clamping block (9) is connected to a horizontal pull rod (10), the pull rod (10) horizontally passes through the side of the upper die seat (6), and a clamping spring (11) is sleeved on the pull rod (10), and the clamping spring (11) elastically abuts the clamping block (9) toward the middle direction of the upper die seat (6).

2. The punching die of the impact-resistant and stable tungsten steel die according to claim 1, characterized in that: A discharge groove (101) is provided in the middle of the lower end surface of the base (1), and a discharge hole (201) corresponding to and plugged with the punch needle (7) is provided in the middle of the lower die base (2), and an opening is provided at the lower end of the discharge hole (201) and communicated with the discharge groove (101).

3. The punching die of the impact-resistant and stable tungsten steel die according to claim 1, characterized in that: The side surface of the punching needle (7) is provided with a slot for horizontally inserting the lower end of the clamping block (9).

4. The punching die of the impact-resistant and stable tungsten steel die according to claim 1, characterized in that: The pull rod (10) is horizontally placed in the adjustment groove (601), and a rod cap (12) is fixed to one end of the pull rod (10) extending outside the side surface of the base (1).

5. The punching die of the impact-resistant and stable tungsten steel die according to claim 1, characterized in that: A plurality of vertical guide cylinders (3) are fixed around the upper end surface of the base (1), and a plurality of guide columns (4) are fixed around the lower end surface of the top plate (5), and the guide columns (4) are vertically plugged into and matched with the guide cylinders (3).

6. The punching die of the impact-resistant and stable tungsten steel die according to claim 5 is characterized in that: A return spring (301) is fixed to the bottom of the guide cylinder (3), a support block (302) is installed on the top of the return spring (301), and the support block (302) is supported on the lower end of the guide column (4).

7. The punching die of the impact-resistant and stable tungsten steel die according to claim 6 is characterized in that: A lubrication cavity (303) for storing lubricating oil is provided in the middle of the support block (302); an opening for injecting oil is provided at the top of the lubrication cavity (303); a plurality of oil outlet holes (304) are provided on the side of the lubrication cavity (303); and a sponge ring (305) is installed around the side of the support block (302); the sponge ring (305) covers the port of the oil outlet hole (304).

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