Arc riveting stamping die

Abstract

The utility model discloses an arc riveting stamping die, and particularly relates to the technical field of stamping dies, which comprises a stamping base, a detachable lower die is fixedly arranged at the top of the stamping base, an upper die is arranged above the lower die, a top plate is arranged at the top end of the upper die, and moving blocks are arranged on two sides of the top of the stamping base. And electric push rods fixedly penetrate through the interiors of the two moving blocks, push plates are fixedly arranged at one ends of piston rods of the electric push rods, the two push plates are arranged on the two sides of the lower mold correspondingly, and an inserting groove is formed in the bottom end of the top plate. The push plate is matched with the lower die, so that two sides of a product material can be folded simultaneously, then the bent product material is bent and riveted again after the upper die is replaced, an arc riveted product material is formed, the synchronism of a bent surface of the product material is improved by adopting a left-right double-push synchronous mode, and the product material is more stable in bending. Therefore, the yield of product materials can be improved, and the production efficiency and the quality stability are greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to an arc riveting stamping die. Background Art

[0002] A stamping die, also known as a press die or a punch die, is a tool used to shape materials. It uses pressure on a stamping machine to make metal or other materials into parts or products with a certain shape and size. Stamping dies are an important part of the manufacturing process and are widely used in the fields of automobiles, aerospace, home appliances, IT, etc. In the production of stamping arcs and riveting, as customers are more and more strict about the appearance of the arc surface of the product, processes such as adding lubricants and adding material films are used in production to protect the curved arc surface of the product.

[0003] However, due to the nature of the material (AL), batch and high-speed, traditional arc processing will cause the bending surface of the product to be easily deformed. Normally, 20% of them will be defective in about 1K, which increases a lot of off-line operation time and product scrap rate.

[0004] Based on this, the utility model provides an arc riveting stamping die which can improve the yield rate of product materials. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an arc riveting stamping die, which cooperates with the lower die through a push plate, so that both sides of the product material can be folded up at the same time. After that, after replacing the upper die, the bent product material is bent and riveted again to form an arc riveted product material. By adopting the left and right double-push synchronization mode, the synchronization of the bending surface of the product material is increased, thereby improving the yield of the product material, greatly increasing the production efficiency and quality stability, so as to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an arc riveting stamping die, comprising a stamping base, a detachable lower die is fixedly provided on the top of the stamping base, an upper die is provided above the lower die, a top plate is provided on the top of the upper die, moving blocks are provided on both sides of the top of the stamping base, electric push rods are fixedly passed through the two moving blocks, a push plate is fixedly provided at one end of the piston rod of the electric push rod, the two push plates are respectively arranged on both sides of the lower die, and the push plates are automatically moved by the electric push rods, so as to realize left and right double push-folding of the arc, a slot is provided at the bottom end of the top plate, an insert block is fixedly provided on the top of the upper die, the insert block is inserted in the slot, card slots are provided on both sides of the insert block, and storage slots connected to the card slots are provided on the inner walls of both sides of the slot, and a clamping assembly for fixing the insert block is provided in the top plate, which is convenient for staff to disassemble and assemble the upper die and replace the upper die.

[0007] In a preferred embodiment, the clamping assembly includes two clamping blocks for fixing the plug-in block, and the two clamping blocks are respectively arranged in two receiving slots and two clamping slots for fixing the plug-in block and facilitating the staff to disassemble and replace the upper mold.

[0008] In a preferred embodiment, a threaded hole is opened on one side of the two blocks, and a threaded rod is threadedly connected in the two threaded holes. The threaded rod is rotatably connected to the inner wall of the receiving groove at one end away from the plug block, so that the position of the block can be adjusted conveniently by using the threaded rod.

[0009] In a preferred embodiment, an installation cavity connected to the storage groove is provided inside the top plate, a connecting rod is rotatably provided inside the installation cavity, and the connecting rod is connected to the two threaded rods through a belt drive assembly. One connecting rod can drive the two threaded rods to rotate simultaneously, thereby facilitating the simultaneous adjustment of the positions of the two blocks.

[0010] In a preferred embodiment, a motor for driving the connecting rod to rotate is fixedly provided at one end of the connecting rod, and the motor is fixed inside the top plate. The motor is used to drive the connecting rod to rotate, and no manual operation is required, thereby shortening the time for installing and disassembling the upper mold.

[0011] In a preferred embodiment, electric slides for adjusting the position of the moving block are fixedly embedded on both sides of the top of the stamping base. The two electric slides are respectively fixed to the bottoms of the two moving blocks. The electric slides are used to drive the moving blocks to move, thereby adjusting the position of the push plate.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model cooperates with the lower mold through the push plate, so that both sides of the product material can be folded up at the same time. After that, after replacing the upper mold, the bent product material is bent and riveted again to form an arc riveted product material. By adopting the left and right double-push synchronization mode, the synchronization of the bending surface of the product material is increased, thereby improving the yield of the product material, greatly increasing the production efficiency and quality stability.

[0014] 2. The blocks on the two threaded rods are driven to move simultaneously by the motor and the connecting rod, which can facilitate the installation and fixing of the upper mold and the removal and replacement of the upper mold. The structure is simple and the installation and disassembly are very time-saving and labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the bending and stamping of the utility model;

[0017] Figure 3 It is a partial cross-sectional view of the top plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the clamping assembly of the utility model;

[0019] Figure 5 It is a schematic diagram of the upper mold and the insert block of the utility model.

[0020] The accompanying drawings are marked as follows: 1, stamping base; 2, lower mold; 3, upper mold; 4, top plate; 5, moving block; 6, electric push rod; 7, push plate; 8, slot; 9, insert block; 10, card slot; 11, storage slot; 12, card assembly; 13, installation cavity; 14, connecting rod; 15, belt drive assembly; 16, motor; 17, electric slide;

[0021] 1201, a clamping block; 1202, a threaded hole; 1203, a threaded rod. DETAILED DESCRIPTION

[0022] 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.

[0023] Refer to the instruction manual Figure 1-5 The utility model provides an arc riveting stamping die, including a stamping base 1, a detachable lower die 2 is fixedly arranged on the top of the stamping base 1, an upper die 3 is arranged above the lower die 2, a top plate 4 is arranged on the top of the upper die 3, moving blocks 5 are arranged on both sides of the top of the stamping base 1, electric push rods 6 are fixedly penetrated inside the two moving blocks 5, a push plate 7 is fixedly arranged at one end of the piston rod of the electric push rod 6, and the two push plates 7 are respectively arranged on both sides of the lower die 2;

[0024] In addition, electric slides 17 for adjusting the position of the moving block 5 are fixedly embedded on both sides of the top of the stamping base 1. The two electric slides 17 are respectively fixed to the bottoms of the two moving blocks 5. The moving blocks 5 are driven to move by the electric slides 17, so that the position of the push plate 7 can be adjusted.

[0025] A slot 8 is provided at the bottom end of the top plate 4, an insert block 9 is fixedly provided at the top end of the upper mold 3, the insert block 9 is inserted in the slot 8, card slots 10 are provided on both sides of the insert block 9, and receiving slots 11 connected to the card slots 10 are provided on the inner walls on both sides of the slot 8, and a card connection component 12 for fixing the insert block 9 is provided in the top plate 4.

[0026] When in use, the staff first places the product material on the lower mold 2, then uses the electric push rod 6 to extend and push the push plate 7, and uses the upper mold 3 to press down the product material, so as to fold up both sides of the product material at the same time, and then loosens the clamping assembly 12, disassembles and replaces the upper mold 3. After replacing the upper mold 3, use the push plate 7 to push the product material to bend, and use the upper mold 3 to press down to rivet the bent product material to form an arc riveted product material. By adopting the left and right double-push synchronization mode, the synchronization of the bending surface of the product material is increased, thereby improving the yield of the product material, greatly increasing the production efficiency and quality stability.

[0027] Refer to the instruction manual Figure 1-5 The clamping assembly 12 includes two clamping blocks 1201 for fixing the plug-in block 9. The two clamping blocks 1201 are respectively arranged in the two receiving grooves 11 and the two clamping grooves 10, and are used to fix the plug-in block 9. At the same time, it is convenient for the staff to disassemble and replace the upper mold 3. A threaded hole 1202 is opened on one side of the two clamping blocks 1201. The two threaded holes 1202 are threadedly connected with a threaded rod 1203. The end of the threaded rod 1203 away from the plug-in block 9 is rotatably connected to the inner wall of the receiving groove 11. The threaded rod 1203 is used to facilitate the adjustment of the position of the clamping block 1201;

[0028] In addition, an installation cavity 13 connected to the storage groove 11 is provided inside the top plate 4, and a connecting rod 14 is rotatably provided inside the installation cavity 13. The connecting rod 14 is connected to the two threaded rods 1203 via a belt drive assembly 15. One connecting rod 14 can drive the two threaded rods 1203 to rotate simultaneously, so as to facilitate the simultaneous adjustment of the positions of the two blocks 1201. A motor 16 for driving the connecting rod 14 to rotate is fixed at one end of the connecting rod 14. The motor 16 is fixed inside the top plate 4. The motor 16 is used to drive the connecting rod 14 to rotate, and no manual operation is required, thereby shortening the time for installing and disassembling the upper mold 3.

[0029] The motor 16 drives the connecting rod 14 to rotate, and the connecting rod 14 drives the two threaded rods 1203 to rotate together through two belt drive assemblies 15. The two clamping blocks 1201 move on the two threaded rods 1203 at the same time and are inserted into the clamping slots 10, thereby completing the fixation of the insertion block 9 and the top plate 4. When the motor 16 is reversed, the two clamping blocks 1201 can be removed from the clamping slots 10 respectively, so that the staff can disassemble and replace the upper mold 3 conveniently. The structure is simple, and the installation and disassembly are very time-saving and labor-saving.

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An arc riveting stamping die, comprising a stamping base (1), characterized in that: A detachable lower mold (2) is fixedly provided on the top of the stamping base (1), an upper mold (3) is provided above the lower mold (2), a top plate (4) is provided on the top of the upper mold (3), moving blocks (5) are provided on both sides of the top of the stamping base (1), electric push rods (6) are fixedly passed through the inside of the two moving blocks (5), a push plate (7) is fixedly provided at one end of the piston rod of the electric push rod (6), and the two push plates (7) are respectively provided on both sides of the lower mold (2); A slot (8) is provided at the bottom end of the top plate (4), an insert block (9) is fixedly provided at the top end of the upper mold (3), the insert block (9) is inserted into the slot (8), both sides of the insert block (9) are provided with card slots (10), both sides of the inner wall of the slot (8) are provided with receiving slots (11) connected with the card slots (10), and a card connection component (12) for fixing the insert block (9) is provided in the top plate (4).

2. The arc riveting stamping die according to claim 1, characterized in that: The clamping assembly (12) comprises two clamping blocks (1201) for fixing the inserting blocks (9), and the two clamping blocks (1201) are respectively arranged in the two receiving slots (11) and the two clamping slots (10).

3. The arc riveting stamping die according to claim 2, characterized in that: A threaded hole (1202) is provided on one side of the two clamping blocks (1201), and a threaded rod (1203) is threadedly connected in the two threaded holes (1202). The end of the threaded rod (1203) away from the plug block (9) is rotatably connected to the inner wall of the receiving groove (11).

4. The arc riveting stamping die according to claim 3, characterized in that: The top plate (4) is provided with an installation cavity (13) in communication with the storage groove (11), a connecting rod (14) is rotatably provided inside the installation cavity (13), and the connecting rod (14) is connected to the two threaded rods (1203) via a belt transmission assembly (15).

5. The arc riveting stamping die according to claim 4, characterized in that: A motor (16) for driving the connecting rod (14) to rotate is fixedly provided at one end of the connecting rod (14), and the motor (16) is fixed inside the top plate (4).

6. The arc riveting stamping die according to claim 1, characterized in that: Electric slides (17) for adjusting the position of the moving block (5) are fixedly embedded on both sides of the top of the punching base (1), and the two electric slides (17) are respectively fixed to the bottoms of the two moving blocks (5).

Images