High-precision hardware stamping part die

Abstract

The utility model relates to the technical field of hardware stamping part dies, in particular to a high-precision hardware stamping part die which comprises a bottom plate, a lower die body and an upper die body, the upper end of the bottom plate abuts against a fixing plate, the lower die body is fixedly connected to the upper side of the fixing plate, and three positioning holes are formed in the lower side of the fixing plate. The upper side of the bottom plate is fixedly connected with positioning rods which extend into the three positioning holes and are matched with the positioning holes, and the left side and the right side of the upper end face of the bottom plate are slidably connected with sliding plates through sliding rails; the three limiting rods on the same side enter the three limiting holes in the same side correspondingly, then the lower die can be limited and fixed, and the purposes that the lower die can be disassembled, assembled, maintained and replaced conveniently, and the working efficiency is improved are further achieved; therefore, the upper die can be mounted and fixed, and the purpose that the upper die is convenient to disassemble, assemble, maintain and replace so as to improve the working efficiency is further achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal stamping part molds, in particular to a high-precision metal stamping part mold. Background Art

[0002] Hardware refers to five metals: gold, silver, copper, iron and tin. They can be made into works of art or metal devices such as knives and swords through artificial processing. In modern society, hardware is widely used. With the diversification of life and production, the demand for material is becoming more and more diversified. Stamping is one of the ways to meet the diversified processing needs of hardware.

[0003] The existing high-precision metal stamping parts molds generally punch the hardware by cooperating with the upper mold and the lower mold. After a period of use, the molds will show different degrees of wear, and the existing upper mold and the lower mold are generally fixed with bolts, so it is time-consuming and laborious to disassemble, maintain or replace the upper mold and the lower mold, and seriously affects the work efficiency. Therefore, it is necessary to propose a high-precision metal stamping parts mold to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a high-precision metal stamping die, which is easy to disassemble, maintain or replace an upper die and a lower die to improve work efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high-precision hardware stamping parts mold, comprising a bottom plate, a lower mold and an upper mold, the upper end of the bottom plate abuts a fixing plate, the lower mold is fixedly connected to the upper side of the fixing plate, the lower side of the fixing plate is provided with three positioning holes, the upper side of the bottom plate is fixedly connected with positioning rods that respectively extend into the three positioning holes and match them, the left and right sides of the upper end surface of the bottom plate are slidably connected to the sliding plate through slide rails, the left and right sides of the fixing plate are provided with three limiting holes, the opposite sides of the two sliding plates are fixedly connected with three limiting rods, the three limiting rods on the same side respectively extend into the three limiting holes on the same side and match them, the opposite sides of the two sliding plates are fixedly connected with a supporting plate, the upper ends of the two supporting plates are penetrated and threadedly connected with a first screw, and the lower ends of the two first screws are fixedly connected with an anti-skid disk that is squeezed with the upper end of the bottom plate;

[0006] The left and right sides of the bottom plate are fixedly connected with vertical plates, a horizontal plate located above the lower mold is fixedly connected between the two vertical plates, a fixed seat is arranged below the horizontal plate, a T-shaped limit groove is provided on the front side of the fixed seat, a T-shaped limit block matching with it is inserted inside the T-shaped limit groove, the upper mold is fixedly connected to the lower end of the T-shaped limit block, through grooves are penetrated through the left and right sides of the inner wall of the T-shaped limit groove, second screws passing through the two through grooves are fixedly connected to the left and right sides of the T-shaped limit block, limiting grooves are provided on the left and right sides of the fixed seat, and the outer walls of the two second screws are threadedly connected with limiting plates extending to the inside of the two limiting grooves.

[0007] In order to facilitate the up and down movement of the fixed seat and the upper die, as a preferred high-precision metal stamping die of the utility model, a hydraulic cylinder is installed on the upper end of the cross plate, and the output end of the hydraulic cylinder passes through the cross plate and is fixedly connected to the fixed seat.

[0008] In order to improve the stability of the up and down movement of the fixed seat and the upper mold, as a preferred high-precision metal stamping mold of the utility model, the upper end of the horizontal plate is fixedly connected to the guide cylinders located on the left and right sides of the hydraulic cylinder respectively, and the interiors of the two guide cylinders are slidably connected with guide rods that penetrate the horizontal plate and are fixedly connected to the fixed seat.

[0009] In order to prevent the two limiting plates from being separated from the outer walls of the two second screw rods, as a preferred embodiment of a high-precision metal stamping die of the utility model, the other ends of the two second screw rods are fixedly connected with a stop plate.

[0010] In order to facilitate the rotation of the two first screw rods, as a preferred embodiment of a high-precision metal stamping die of the utility model, the upper ends of the two first screw rods are fixedly connected with hand wheels.

[0011] In order to facilitate the rotation of the two limit plates, as a preferred embodiment of a high-precision metal stamping die of the utility model, the outer walls of the two limit plates are fixedly connected with a plurality of handles.

[0012] In order to facilitate installation and fixation of the device, as a preferred embodiment of a high-precision metal stamping die of the utility model, the lower ends of the two vertical plates are fixedly connected with a mounting plate.

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

[0014] By making the three positioning rods enter the three positioning holes, and then making the three limiting rods on the same side enter the three limiting holes on the same side respectively, the lower mold can be limited and fixed, and then the two anti-slip disks are pressed against the upper end surface of the bottom plate, so as to prevent the three limiting rods on the same side from being separated from the three limiting holes on the same side, and the installation of the lower mold is completed. When the lower mold needs to be removed, the three limiting rods on the same side are separated from the three limiting holes on the same side in the opposite steps, and then the lower mold can be removed together with the fixing plate, so as to facilitate the disassembly, maintenance and replacement of the lower mold and improve the work efficiency.

[0015] By completely inserting the T-shaped limit block into the interior of the T-shaped limit groove, and then respectively rotating the two limit plates into the interior of the two limit grooves and tightening them, the upper mold can be installed and fixed. When it is to be disassembled, it is only necessary to separate the two limit plates from the interior of the two limit grooves, and then take out the upper mold together with the T-shaped limit block, thereby facilitating the disassembly, maintenance and replacement of the upper mold to improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall front cross-sectional view of the utility model;

[0017] Figure 2 This is an external structural diagram of the fixing seat of the utility model;

[0018] Figure 3 This is an external structural diagram of the fixing plate of the utility model.

[0019] In the figure: 1. bottom plate; 2. fixed plate; 3. positioning hole; 4. positioning rod; 5. sliding plate; 6. limiting hole; 7. limiting rod; 8. supporting plate; 9. first screw; 10. anti-skid plate; 11. lower die; 12. vertical plate; 13. fixed seat; 14. T-type limiting groove; 15. T-type limiting block; 16. upper die; 17. through groove; 18. second screw; 19. limiting groove; 20. limiting plate; 21. hydraulic cylinder; 22. guide cylinder; 23. guide rod; 24. baffle plate; 25. hand wheel; 26. horizontal plate. DETAILED DESCRIPTION

[0020] See also Figures 1 to 3, a high-precision hardware stamping mold, including a bottom plate 1, a lower mold 11 and an upper mold 16, the upper end of the bottom plate 1 abuts against a fixed plate 2, the lower mold 11 is fixedly connected to the upper side of the fixed plate 2, and three positioning holes 3 are opened on the lower side of the fixed plate 2. The upper side of the bottom plate 1 is fixedly connected with positioning rods 4 that extend into and match the three positioning holes 3 respectively. The left and right sides of the upper end surface of the bottom plate 1 are slidably connected with sliding plates 5 through slide rails, and the left and right sides of the fixed plate 2 are provided with three limiting holes 6. The opposite sides of the two sliding plates 5 are fixedly connected with three limiting rods 7, and the three limiting rods 7 on the same side extend into and match the three limiting holes 6 on the same side respectively. The opposite sides of the two sliding plates 5 are fixedly connected with a supporting plate 8, and the upper ends of the two supporting plates 8 are penetrated and threadedly connected with a first screw 9, and the lower ends of the two first screws 9 are fixedly connected with an anti-skid disk 10 that is squeezed with the upper end of the bottom plate 1;

[0021] The left and right sides of the bottom plate 1 are fixedly connected with vertical plates 12, a horizontal plate 26 located above the lower mold 11 is fixedly connected between the two vertical plates 12, a fixed seat 13 is arranged below the horizontal plate 26, a T-shaped limit groove 14 is provided on the front side of the fixed seat 13, a T-shaped limit block 15 matching with it is inserted inside the T-shaped limit groove 14, the upper mold 16 is fixedly connected to the lower end of the T-shaped limit block 15, and the left and right sides of the inner wall of the T-shaped limit groove 14 are penetrated by through grooves 17, and the left and right sides of the T-shaped limit block 15 are fixedly connected with second screws 18 passing through the two through grooves 17, and the left and right sides of the fixed seat 13 are provided with limiting grooves 19, and the outer walls of the two second screws 18 are threadedly connected with limiting plates 20 extending to the inside of the two limiting grooves 19.

[0022] In this embodiment: when the lower mold 11 is to be installed, the three positioning rods 4 are made to enter the interior of the three positioning holes 3. Due to their mutual cooperation, the positioning of the installation position of the lower mold 11 is completed, and then the two sliding plates 5 are pushed to move relative to each other, and at the same time, the three limiting rods 7 on the same side are caused to move relative to each other, until the three limiting rods 7 on the same side respectively enter the interior of the three limiting holes 6 on the same side, and due to their mutual cooperation, the lower mold 11 can be limited and fixed, and then the two first screw rods 9 can be rotated to drive the two anti-skid plates 10 to move downward and squeeze against the upper end surface of the bottom plate 1, so as to prevent the three limiting rods 7 on the same side from being separated from the interior of the three limiting holes 6 on the same side, and the installation of the lower mold 11 is completed. When the lower mold 11 needs to be removed, the three limiting rods 7 on the same side are separated from the interior of the three limiting holes 6 on the same side in the opposite steps, and then the lower mold 11 can be removed together with the fixing plate 2, so as to facilitate the disassembly, assembly, maintenance and replacement of the lower mold 11 to improve the work efficiency.

[0023] When the upper mold 16 is to be installed, the T-shaped limit block 15 is completely inserted into the interior of the T-shaped limit groove 14, and the two second screws 18 enter the interior of the two through grooves 17, and then the two limit plates 20 are rotated respectively, so that they can enter the interior of the two limiting grooves 19 respectively and be tightened. Since the T-shaped limit block 15 and the T-shaped limit groove 14 cooperate with each other, and since the two limit plates 20 and the two limiting grooves 19 cooperate with each other, the installation and fixation of the upper mold 16 can be completed. When it is to be disassembled, it is only necessary to disengage the two limit plates 20 from the interior of the two limiting grooves 19, and then the upper mold 16 together with the T-shaped limit block 15 can be taken out, thereby further facilitating the disassembly, assembly, maintenance and replacement of the upper mold 16 to improve work efficiency.

[0024] As a technical optimization solution of the utility model, a hydraulic cylinder 21 is installed at the upper end of the transverse plate 26 , and the output end of the hydraulic cylinder 21 passes through the transverse plate 26 and is fixedly connected to the fixing seat 13 .

[0025] In this embodiment, a hydraulic cylinder 21 is provided to drive the fixing seat 13 and the upper die 16 to move up and down during operation, and to punch the stamping parts.

[0026] As a technical optimization solution of the utility model, the upper end of the cross plate 26 is fixedly connected to the guide cylinders 22 located on the left and right sides of the hydraulic cylinder 21 respectively, and the interiors of the two guide cylinders 22 are slidably connected to the guide rods 23 that penetrate the cross plate 26 and are fixedly connected to the fixed seat 13.

[0027] In this embodiment, two guide rods 23 and two guide cylinders 22 are provided to improve the stability of the up and down movement of the fixing seat 13 and the upper mold 16 .

[0028] As a technical optimization solution of the present invention, the other ends of the two second screw rods 18 are fixedly connected to a baffle plate 24 .

[0029] In this embodiment, two baffle plates 24 are provided to prevent the two limiting plates 20 from being separated from the outer walls of the two second screw rods 18 during use.

[0030] As a technical optimization solution of the present utility model, the upper ends of the two first screw rods 9 are fixedly connected with a hand wheel 25 .

[0031] In this embodiment, two hand wheels 25 are provided to respectively rotate the two first screw rods 9 .

[0032] As a technical optimization solution of the present invention, the outer walls of the two limiting plates 20 are fixedly connected with a plurality of handles.

[0033] In this embodiment, a plurality of handles are provided to facilitate the rotation of the two limiting plates 20 .

[0034] As a technical optimization solution of the present invention, the lower ends of the two vertical plates 12 are fixedly connected with a mounting plate.

[0035] In this embodiment: two mounting plates are provided to facilitate installation and fixation of the device.

[0036] Working principle: when the lower mold 11 is to be installed, the three positioning rods 4 are made to enter the inside of the three positioning holes 3. Due to their mutual cooperation, the positioning of the installation position of the lower mold 11 is completed, and then the two sliding plates 5 are pushed to move relative to each other, and at the same time, the three limiting rods 7 on the same side are prompted to move relative to each other, until the three limiting rods 7 on the same side respectively enter the inside of the three limiting holes 6 on the same side, and due to their mutual cooperation, the lower mold 11 can be limited and fixed, and then the two first screw rods 9 are rotated by the two hand wheels 25, and then the two anti-skid plates 10 can be driven to move downward and squeezed against the upper end surface of the bottom plate 1, so as to prevent the three limiting rods 7 on the same side from being separated from the inside of the three limiting holes 6 on the same side, and the installation of the lower mold 11 is completed. When the lower mold 11 needs to be removed, the three limiting rods 7 on the same side are separated from the inside of the three limiting holes 6 on the same side in the opposite steps, and then the lower mold 11 can be removed together with the fixing plate 2, so as to facilitate the disassembly, assembly, maintenance and replacement of the lower mold 11 to improve the work efficiency.

[0037] When the upper mold 16 is to be installed, the T-shaped limit block 15 is completely inserted into the interior of the T-shaped limit groove 14, and the two second screws 18 enter the interior of the two through grooves 17, and then the two limit plates 20 are rotated respectively by multiple handles, so that they can enter the interior of the two limiting grooves 19 respectively and be tightened. Since the T-shaped limit block 15 and the T-shaped limit groove 14 cooperate with each other, and since the two limit plates 20 and the two limiting grooves 19 cooperate with each other, the installation and fixation of the upper mold 16 can be completed. When it is to be disassembled, it is only necessary to disengage the two limit plates 20 from the interior of the two limiting grooves 19, and then the upper mold 16 together with the T-shaped limit block 15 can be taken out, thereby further facilitating the disassembly, assembly, maintenance and replacement of the upper mold 16 to improve work efficiency.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-precision metal stamping die, comprising a base plate (1), a lower die (11) and an upper die (16), characterized in that: The upper end of the bottom plate (1) is in contact with a fixed plate (2), the lower mold (11) is fixedly connected to the upper side of the fixed plate (2), three positioning holes (3) are provided on the lower side of the fixed plate (2), the upper side of the bottom plate (1) is fixedly connected with positioning rods (4) which extend into the inside of the three positioning holes (3) and match the three positioning holes (3), the left and right sides of the upper end surface of the bottom plate (1) are slidably connected with sliding plates (5) through sliding rails, and three limiting holes (6) are provided on the left and right sides of the fixed plate (2). The two sliding plates (5) are fixedly connected to one side opposite to the other with three limiting rods (7), and the three limiting rods (7) on the same side extend to the inside of the three limiting holes (6) on the same side and match them respectively. The two sliding plates (5) are fixedly connected to one side opposite to the other with a supporting plate (8), and the upper ends of the two supporting plates (8) are penetrated by and threadedly connected with a first screw rod (9), and the lower ends of the two first screw rods (9) are fixedly connected with an anti-skid plate (10) that is pressed against the upper end of the bottom plate (1); The left and right sides of the bottom plate (1) are fixedly connected with vertical plates (12), a horizontal plate (26) located above the lower mold (11) is fixedly connected between the two vertical plates (12), a fixed seat (13) is arranged below the horizontal plate (26), a T-shaped limit groove (14) is provided on the front side of the fixed seat (13), a T-shaped limit block (15) matching with the T-shaped limit groove (14) is inserted inside the T-shaped limit groove (14), and the upper mold (16) is fixedly connected to the T-shaped limit groove (14). At the lower end of the limit block (15), both left and right sides of the inner wall of the T-shaped limit groove (14) are penetrated by through grooves (17), both left and right sides of the T-shaped limit block (15) are fixedly connected with second screws (18) passing through the two through grooves (17), both left and right sides of the fixed seat (13) are provided with limiting grooves (19), and the outer walls of the two second screws (18) are threadedly connected with limiting plates (20) extending into the two limiting grooves (19).

2. A high-precision metal stamping die according to claim 1, characterized in that: A hydraulic cylinder (21) is installed at the upper end of the transverse plate (26), and an output end of the hydraulic cylinder (21) passes through the transverse plate (26) and is fixedly connected to the fixing seat (13).

3. A high-precision metal stamping die according to claim 2, characterized in that: The upper end of the transverse plate (26) is fixedly connected to guide cylinders (22) located on the left and right sides of the hydraulic cylinder (21), and the interiors of the two guide cylinders (22) are slidably connected to guide rods (23) that penetrate the transverse plate (26) and are fixedly connected to the fixing seat (13).

4. A high-precision metal stamping die according to claim 1, characterized in that: The other ends of the two second screw rods (18) are both fixedly connected to a baffle plate (24).

5. A high-precision metal stamping die according to claim 1, characterized in that: The upper ends of the two first screw rods (9) are fixedly connected to a hand wheel (25).

6. A high-precision metal stamping die according to claim 1, characterized in that: The outer walls of the two limiting plates (20) are both fixedly connected with a plurality of handles.

7. A high-precision metal stamping die according to claim 1, characterized in that: The lower ends of the two vertical plates (12) are fixedly connected with a mounting plate.

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