Stamping die for hardware fitting production

Abstract

The utility model belongs to the field of stamping dies, and particularly relates to a stamping die for hardware fitting production. The first insertion groove is formed in the top of the mounting base, and two openings are formed in the first insertion groove; the lower die holder is movably mounted in the first insertion groove; the two first positioning blocks are fixedly mounted on the two sides of the lower die base; the two first positioning grooves are formed in the inner walls of the two sides of the first insertion groove, each first positioning groove is provided with two openings, and the outer sides of the first positioning blocks make contact with the inner walls of the first positioning grooves; the first retaining mechanism is arranged on the mounting seat and is used for positioning the lower die holder; the plurality of guide rods are fixedly mounted at the top of the mounting seat; the lifting seat is mounted on the plurality of guide rods in a sliding manner; according to the punching device, the punch and the lower die base can be conveniently detached and replaced, and the punching device is suitable for workpieces of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for producing hardware fittings. Background Art

[0002] A stamping die is a special process equipment that processes materials (metal or non-metal) into parts (or semi-finished products) in cold stamping processing, called a cold stamping die. When producing hardware fittings, a stamping die is often required for punching.

[0003] In the prior art, it is not convenient to replace the punch and the die of the stamping die, and it cannot meet different punching requirements. Therefore, we propose a stamping die for producing hardware fittings to solve the above problems. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the disadvantages that in the prior art, it is not convenient to replace the punch and the die of the stamping die and it cannot meet different punching requirements, and to propose a stamping die for producing hardware fittings.

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

[0006] A stamping die for producing hardware fittings, comprising:

[0007] A mounting seat;

[0008] A first insertion groove is opened at the top of the mounting seat, and the first insertion groove is provided with two openings;

[0009] A lower die base is movably installed in the first insertion groove;

[0010] Two first positioning blocks are fixedly installed on both sides of the lower die base;

[0011] Two first positioning grooves are provided on the inner walls of both sides of the first insertion groove. The first positioning groove is provided with two openings, and the outer side of the first positioning block is in contact with the inner wall of the first positioning groove;

[0012] A first anti-retreat mechanism is provided on the mounting seat for positioning the lower die base;

[0013] A plurality of guide rods are fixedly installed on the top of the mounting seat;

[0014] A lifting seat is slidably installed on the plurality of guide rods;

[0015] A second insertion groove is provided at the bottom of the lifting seat, and the second insertion groove is provided with two openings;

[0016] A connecting seat is movably installed in the second insertion groove, and a punch is fixedly installed at the bottom of the connecting seat;

[0017] Two second positioning blocks are fixedly installed on both sides of the connecting seat;

[0018] Two second positioning grooves are arranged on the inner walls on both sides of the second insertion groove. The second positioning groove is provided with two openings, and the outer side of the second positioning block is in contact with the inner wall of the second positioning groove;

[0019] The second anti-retreat mechanism is arranged on the lifting seat and is used for positioning the connecting seat.

[0020] Preferably, the first anti-retreat mechanism includes a first anti-retreat block. A first rectangular groove is formed on the bottom inner wall of the first insertion groove. The first anti-retreat block is slidably installed in the first rectangular groove, and the front side of the first anti-retreat block is in contact with the rear side of the lower die base.

[0021] Preferably, a first spring is fixedly installed at the bottom of the first anti-retreat block, and the bottom end of the first spring is fixedly connected to the bottom inner wall of the first rectangular groove.

[0022] Preferably, the second anti-retreat mechanism includes a second anti-retreat block. A second rectangular groove is formed on the top inner wall of the second insertion groove. The second anti-retreat block is slidably installed in the second rectangular groove, and the front side of the second anti-retreat block is in contact with the rear side of the connecting seat.

[0023] Preferably, a second spring is fixedly installed at the top of the second anti-retreat block, and the top end of the second spring is fixedly connected to the top inner wall of the second rectangular groove.

[0024] Preferably, a blanking hole is formed on the bottom inner wall of the lower die base, a discharge hole is formed on the bottom inner wall of the first insertion groove, and a plurality of support legs are fixedly installed at the bottom of the mounting seat.

[0025] Preferably, a fixing groove is formed on the bottom inner wall of the lower die base. A ejector rod is slidably installed in the fixing groove, and an electric push rod is fixedly installed on the bottom inner wall of the fixing groove. The output shaft of the electric push rod is fixedly connected to the bottom of the ejector rod.

[0026] Preferably, the tops of a plurality of guide rods are fixedly installed with the same top plate, a hydraulic cylinder is fixedly installed on the top of the top plate, and the output shaft of the hydraulic cylinder is fixedly connected to the top of the lifting seat.

[0027] In the present utility model, the beneficial effects of the stamping die for producing hardware fittings are as follows:

[0028] When replacement is needed, press the first anti-recoil block. The first anti-recoil block squeezes the first spring and moves downward, releasing the restriction on the rear side of the lower die holder. Then push the lower die holder backward to withdraw from the first insertion groove. At the same time, the lower die holder drives the first positioning block to disengage from the first positioning groove, and the lower die holder is disassembled for replacement. Similarly, press the second anti-recoil block upward. The second anti-recoil block squeezes the second spring to release the restriction on the rear side of the connecting seat. Then push the connecting seat backward to make the connecting seat disengage from the second insertion groove. At the same time, the connecting seat drives the second positioning block to disengage from the second positioning groove, and the connecting seat is disassembled, and then the punch is disassembled for replacement;

[0029] The utility model is convenient for disassembling and replacing the punch and the lower die holder, and is suitable for workpieces of different sizes. Brief Description of the Drawings

[0030] Figure 1 is a schematic structural view of a stamping die for producing hardware fittings proposed by the utility model;

[0031] Figure 2 is a three-dimensional structural view of a stamping die for producing hardware fittings proposed by the utility model from one perspective;

[0032] Figure 3 is a three-dimensional structural view of a stamping die for producing hardware fittings proposed by the utility model from another perspective.

[0033] In the figure: 1, support leg; 2, mounting seat; 3, first insertion groove; 4, lower die holder; 5, blanking hole; 6, ejector rod; 7, first positioning groove; 8, first positioning block; 9, first rectangular groove; 10, first anti-recoil block; 11, guide rod; 12, lifting seat; 13, second insertion groove; 14, connecting seat; 15, second positioning block; 16, second positioning groove; 17, second rectangular groove; 18, second anti-recoil block; 19, punch; 20, top plate; 21, hydraulic cylinder; 22, discharge hole. Detailed Embodiment

[0034] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0035] Embodiment 1

[0036] Refer to Figures 1 - 3 , a stamping die for producing hardware fittings, including:

[0037] Mounting seat 2;

[0038] The first insertion groove 3 is opened at the top of the mounting seat 2, and the first insertion groove 3 has two openings;

[0039] The lower die base 4 is movably installed in the first insertion groove 3;

[0040] Two first positioning blocks 8 are fixedly installed on both sides of the lower die base 4;

[0041] Two first positioning grooves 7 are arranged on the inner walls on both sides of the first insertion groove 3. The first positioning groove 7 has two openings, and the outer side of the first positioning block 8 is in contact with the inner wall of the first positioning groove 7;

[0042] The first anti-retreat mechanism is arranged on the mounting seat 2 and is used for positioning the lower die base 4;

[0043] A plurality of guide rods 11 are fixedly installed on the top of the mounting seat 2;

[0044] The lifting seat 12 is slidably installed on the plurality of guide rods 11;

[0045] The second insertion groove 13 is arranged at the bottom of the lifting seat 12, and the second insertion groove 13 has two openings;

[0046] The connecting seat 14 is movably installed in the second insertion groove 13, and a punch 19 is fixedly installed at the bottom of the connecting seat 14;

[0047] Two second positioning blocks 15 are fixedly installed on both sides of the connecting seat 14;

[0048] Two second positioning grooves 16 are arranged on the inner walls on both sides of the second insertion groove 13. The second positioning groove 16 has two openings, and the outer side of the second positioning block 15 is in contact with the inner wall of the second positioning groove 16;

[0049] The second anti-retreat mechanism is arranged on the lifting seat 12 and is used for positioning the connecting seat 14.

[0050] In the present utility model, the first anti-retreat mechanism includes a first anti-retreat block 10. A first rectangular groove 9 is formed on the bottom inner wall of the first insertion groove 3. The first anti-retreat block 10 is slidably installed in the first rectangular groove 9, and the front side of the first anti-retreat block 10 is in contact with the rear side of the lower die base 4.

[0051] In the present utility model, a first spring is fixedly installed at the bottom of the first anti-retreat block 10, and the bottom end of the first spring is fixedly connected to the bottom inner wall of the first rectangular groove 9.

[0052] In the present utility model, the second anti-retreat mechanism includes a second anti-retreat block 18. A second rectangular groove 17 is formed on the top inner wall of the second insertion groove 13. The second anti-retreat block 18 is slidably installed in the second rectangular groove 17, and the front side of the second anti-retreat block 18 is in contact with the rear side of the connecting seat 14.

[0053] In the present utility model, a second spring is fixedly installed at the top of the second anti-retreat block 18, and the top end of the second spring is fixedly connected to the top inner wall of the second rectangular groove 17.

[0054] In the present utility model, a blanking hole 5 is formed in the bottom inner wall of the lower die base 4, a discharge hole 22 is formed in the bottom inner wall of the first insertion groove 3, and a plurality of support legs 1 are fixedly installed at the bottom of the mounting seat 2.

[0055] In the present utility model, a fixing groove is formed in the bottom inner wall of the lower die base 4, a ejector rod 6 is slidably installed in the fixing groove, and an electric push rod is fixedly installed on the bottom inner wall of the fixing groove. The output shaft of the electric push rod is fixedly connected to the bottom of the ejector rod 6.

[0056] In the present utility model, the tops of a plurality of guide rods 11 are fixedly installed with the same top plate 20, a hydraulic cylinder 21 is fixedly installed on the top of the top plate 20, and the output shaft of the hydraulic cylinder 21 is fixedly connected to the top of the lifting seat 12.

[0057] In the present utility model, during use, the workpiece to be punched is placed in the lower die base 4. The hydraulic cylinder 21 drives the lifting seat 12 to move downward, thereby driving the punch 19 to move downward to punch the workpiece. The waste material is discharged from the blanking hole 5 and the discharge hole 22. Then the hydraulic cylinder 21 drives the lifting seat 12 to reset upward, and the electric push rod drives the ejector rod 6 to move upward, which can eject the workpiece for easy removal. When replacement is needed, press the first anti-retreat block 10. The first anti-retreat block 10 squeezes the first spring and moves downward to release the restriction on the rear side of the lower die base 4. Then push the lower die base 4 backward to withdraw from the first insertion groove 3. At the same time, the lower die base 4 drives the first positioning block 8 to disengage from the first positioning groove 7, and the lower die base 4 is disassembled for replacement. Similarly, press the second anti-retreat block 18 upward. The second anti-retreat block 18 squeezes the second spring to release the restriction on the rear side of the connecting seat 14. Then push the connecting seat 14 backward so that the connecting seat 14 disengages from the second insertion groove 13. At the same time, the connecting seat 14 drives the second positioning block 15 to disengage from the second positioning groove 16, and the connecting seat 14 is disassembled, and then the punch 19 is disassembled for replacement.

[0058] Embodiment 2

[0059] The difference between this embodiment and Embodiment 1 is that a collection box is movably arranged below the mounting seat 2, and the collection box is used to collect the waste material discharged from the discharge hole 22.

[0060] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and all should be covered by the protection scope of the present utility model.

Claims

1. A stamping die for the production of hardware accessories, characterized in that: include: Mounting seat (2); A first insertion groove (3) is provided on the top of the mounting seat (2), and the first insertion groove (3) is provided with two openings; A lower die base (4) is movably mounted in the first insertion groove (3); Two first positioning blocks (8) are fixedly mounted on two sides of the lower die base (4); Two first positioning grooves (7) are arranged on the inner walls on both sides of the first insertion groove (3), the first positioning groove (7) is provided with two openings, and the outer side of the first positioning block (8) contacts the inner wall of the first positioning groove (7); A first stop mechanism is provided on the mounting seat (2) and is used to position the lower die seat (4); A plurality of guide rods (11) are fixedly mounted on the top of the mounting seat (2); A lifting seat (12) is slidably mounted on the plurality of guide rods (11); A second insertion groove (13) is provided at the bottom of the lifting seat (12), and the second insertion groove (13) is provided with two openings; A connecting seat (14) is movably mounted in the second insertion groove (13), and a punch (19) is fixedly mounted on the bottom of the connecting seat (14); Two second positioning blocks (15) are fixedly mounted on both sides of the connecting seat (14); Two second positioning grooves (16) are arranged on the inner walls on both sides of the second insertion groove (13), the second positioning groove (16) is provided with two openings, and the outer side of the second positioning block (15) contacts the inner wall of the second positioning groove (16); The second stop mechanism is arranged on the lifting seat (12) and is used for positioning the connecting seat (14).

2. A stamping die for producing hardware accessories according to claim 1, characterized in that: The first stop-retraction mechanism comprises a first stop-retraction block (10). A first rectangular groove (9) is provided on the bottom inner wall of the first insertion groove (3). The first stop-retraction block (10) is slidably installed in the first rectangular groove (9). The front side of the first stop-retraction block (10) contacts the rear side of the lower die seat (4).

3. A stamping die for producing hardware accessories according to claim 2, characterized in that: A first spring is fixedly mounted on the bottom of the first stop block (10), and the bottom end of the first spring is fixedly connected to the bottom inner wall of the first rectangular groove (9).

4. A stamping die for producing hardware accessories according to claim 3, characterized in that: The second stop mechanism comprises a second stop block (18), a second rectangular groove (17) is provided on the top inner wall of the second insertion groove (13), the second stop block (18) is slidably installed in the second rectangular groove (17), and the front side of the second stop block (18) contacts the rear side of the connecting seat (14).

5. A stamping die for producing hardware accessories according to claim 4, characterized in that: A second spring is fixedly mounted on the top of the second stop block (18), and the top end of the second spring is fixedly connected to the top inner wall of the second rectangular groove (17).

6. A stamping die for producing hardware accessories according to claim 5, characterized in that: A blanking hole (5) is provided on the bottom inner wall of the lower die seat (4), a discharge hole (22) is provided on the bottom inner wall of the first insertion groove (3), and a plurality of support legs (1) are fixedly mounted on the bottom of the mounting seat (2).

7. A stamping die for producing hardware accessories according to claim 6, characterized in that: A fixing groove is provided on the inner wall of the bottom of the lower die base (4), a push rod (6) is slidably installed in the fixing groove, an electric push rod is fixedly installed on the inner wall of the bottom of the fixing groove, and the output shaft of the electric push rod is fixedly connected to the bottom of the push rod (6).

8. A stamping die for producing hardware accessories according to claim 7, characterized in that: The top ends of the plurality of guide rods (11) are fixedly mounted with a same top plate (20), the top end of the top plate (20) is fixedly mounted with a hydraulic cylinder (21), and the output shaft of the hydraulic cylinder (21) is fixedly connected to the top of the lifting seat (12).

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