Blanking die capable of improving notch quality
By designing the lever mechanism and air pump in the punching mold, the problems of product end cut integrity and fixation during the punching process are solved, and efficient and stable cutting process and cleaning effect are achieved.
Patent Information
- Application Number
- CN202421185901.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-28
AI Technical Summary
During the punching process, when the three edges at the end of the product need to be cut, it is difficult for the prior art to ensure the integrity of the cut, and meat shortage is prone to occur during the cut.
A punching mold including a base plate, support plate, guide column, spring, unloading plate, cutter fixing plate and lever mechanism is designed. The cutter is driven down through the lever mechanism and engaged with the product fixing seat to ensure the integrity of the cutter. and use a pump to improve product fixing strength and cleanliness.
The stability and integrity of the cut is achieved, labor production efficiency is improved, and the product is basically burrless. The product meets the first-level usage standards. It also removes dust and debris through suction to ensure the accuracy of the next punch.
Smart Images
Figure CN222345677U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of punching and shearing dies, in particular to a punching and shearing die capable of improving the quality of incision. Background Art
[0002] Molds refer to various molds and tools used in industrial production to obtain the required products by injection molding, blow molding, extrusion, die casting or forging, smelting, punching and other methods. When developing a new product, it can ensure smooth exhaust when positive pressure is applied, and can also play a certain sealing effect when negative pressure is applied, so it is necessary to make incisions on the three edges at the end of the product. The product incision can be cut open without missing any meat.
[0003] Therefore, it is necessary to propose a punching die with improved cutting quality to solve the above problems. Utility Model Content
[0004] The utility model aims to provide a punching die with improved cut quality, so as to solve the problem that the cuts need to be made on three edges at the end of the product, and the product cut can be cut without missing any meat.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a blanking die for improving the quality of incision, comprising a bottom plate, a support plate is fixed on the top of the bottom plate, a lower product fixing seat is fixed on the middle part of the top of the support plate, a first guide column and a second guide column are respectively arranged on both sides of the lower product fixing seat, a first spring and a third spring are respectively sleeved on the outer sides of the first guide column and the second guide column, a discharge plate is arranged on the top of the first spring and the third spring, a product upper fixing seat is fixed on the middle part of the bottom end of the discharge plate, a cutter fixing plate is telescopically arranged above the discharge plate, a cutter is fixed on the bottom end of the cutter fixing plate, a back plate is arranged on one side of the support plate, a lever mechanism is rotatably connected to the top of the back plate, the lever mechanism is connected to the cutter fixing plate, a pump body is fixed on one side of the bottom plate, and the bottom end of the lower product fixing seat is connected to the pump body.
[0006] Preferably, the unloading plate and the cutter fixing plate are both slidably mounted on the first guide column and the second guide column, and the second spring and the fourth spring are respectively mounted on the outer circles of the upper ends of the first guide column and the second guide column, and the second spring and the fourth spring are arranged between the top end of the unloading plate and the bottom end of the cutter fixing plate.
[0007] Preferably, the lever mechanism includes a connecting seat, which is fixed to the top of the back plate, a pressure rod is rotatably connected inside the connecting seat, a hinge seat is fixed to the bottom end of the pressure rod, a connecting shaft is rotatably connected to the hinge seat, and the connecting shaft is connected to the top of the cutter fixing plate.
[0008] Preferably, a slot for product engagement is provided at the top of the lower fixing seat of the product, a through hole is provided at the bottom of the lower fixing seat of the product, the through hole and the slot are connected, and the bottom end of the through hole is connected to the pump body through a connecting pipe.
[0009] Preferably, a cutout is provided at the top of the fixing seat on the product for the cutter to pass through when pressed down.
[0010] Technical effects and advantages of the utility model:
[0011] 1. In the actual operation of the utility model, a vacuum pump can be used as the pump body. Before the product is cut, the vacuum pump is started to generate suction at the bottom of the fixed seat under the product to adsorb the bottom of the product to prevent the product from moving and improve the fixing strength of the product. At the same time, the suction generated can adsorb the dust remaining in the fixed seat under the product and the debris generated by punching to complete the collection work and avoid affecting the next punching, resulting in bulges inside the fixed seat under the product and unstable placement of the product.
[0012] 2. The lever mechanism is pressed down to drive the cutter fixing plate to descend. When the cutter fixing plate descends, it squeezes the discharge plate to descend until the upper fixing seat and the lower fixing seat of the product engage with each other to fix the product. At the same time, the lever mechanism is pressed down to drive the cutter to extend into the upper fixing seat of the product to complete the incision process, thereby improving labor production efficiency, ensuring stable incision quality, and basically no burrs. The product meets the first-level usage standards. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the punching die of the utility model from one perspective.
[0014] Figure 2 This is a schematic structural diagram of the punching die of the utility model from another perspective.
[0015] Figure 3 This is a schematic diagram of the state of the product of the utility model when it is not cut.
[0016] Figure 4 This is a schematic diagram of the utility model product after cutting.
[0017] In the figure: 1. bottom plate; 2. support plate; 3. first guide column; 4. first spring; 5. unloading plate; 6. second spring; 7. cutter fixing plate; 8. lower fixing seat of product; 9. upper fixing seat of product; 10. cutter; 11. connecting shaft; 12. back plate; 13. connecting seat; 14. pressure rod; 15. second guide column; 16. third spring; 17. fourth spring; 18. pump body. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. 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.
[0019] The utility model provides Figure 1 - Figure 4 A punching die for improving the quality of cutting is shown, comprising a bottom plate 1, a support plate 2 is fixed to the top of the bottom plate 1, a lower product fixing seat 8 is fixed to the middle of the top of the support plate 2, a first guide column 3 and a second guide column 15 are respectively arranged on both sides of the lower product fixing seat 8, a first spring 4 and a third spring 16 are respectively sleeved on the outer sides of the first guide column 3 and the second guide column 15, a discharge plate 5 is arranged on the top of the first spring 4 and the third spring 16, a product upper fixing seat 9 is fixed to the middle of the bottom end of the discharge plate 5, a cutter fixing plate 7 is telescopically arranged above the discharge plate 5, a cutter 10 is fixed to the bottom end of the cutter fixing plate 7, a back plate 12 is arranged on one side of the support plate 2, a lever mechanism is rotatably connected to the top of the back plate 12, the lever mechanism is connected to the cutter fixing plate 7, and a cutter 10 is pressed down through the top of the upper product fixing seat 9.
[0020] The lever mechanism can drive the cutter fixing plate 7 to descend, and the cutter fixing plate 7 descends while squeezing the discharge plate 5 to descend until the upper fixing seat 9 and the lower fixing seat 8 of the product are engaged with each other, thereby completing the fixation of the product.
[0021] The unloading plate 5 and the cutter fixing plate 7 are both slidably mounted on the first guide column 3 and the second guide column 15. The second spring 6 and the fourth spring 17 are respectively mounted on the outer circles of the upper ends of the first guide column 3 and the second guide column 15. The second spring 6 and the fourth spring 17 are arranged between the top end of the unloading plate 5 and the bottom end of the cutter fixing plate 7.
[0022] The lever mechanism includes a connecting seat 13, which is fixed to the top of the back plate 12. A pressure rod 14 is rotatably connected inside the connecting seat 13. A hinge seat is fixed to the bottom end of the pressure rod 14. The hinge seat is rotatably connected to a connecting shaft 11, which is connected to the top of the cutter fixing plate 7.
[0023] Specifically, the product before cutting is put on the lower fixing seat 8 of the product, and the product is fixed on the lower fixing seat 8 of the product by hand to ensure that the product cannot move. The connecting seat 13, the connecting shaft 11 and the pressure rod 14 form a lever, and the pressure rod 14 is pressed to push the connecting shaft 11.
[0024] The connecting shaft 11 pushes the cutter fixing plate 7, the cutter fixing plate 7 pushes the second spring 6 and the fourth spring 17, the second spring 6 and the fourth spring 17 push the unloading plate 5, push the unloading plate 5 to push the first spring 4 and the third spring 16 to move downward, the upper fixing seat 9 of the product moves with the unloading plate 5 until the upper fixing seat 9 of the product presses on the product, and the lower fixing seat 8 of the product and the upper fixing seat 9 of the product clamp the product. At this time, the cutter 10 continues to move downward with the cutter fixing plate 7 until the cutter enters the upper fixing seat 9 of the product, and the pressure rod 14 is pressed down with force to complete the product incision.
[0025] Then release the pressure rod 14, the second spring 6 and the fourth spring 17 push the cutter fixing plate 7 and the cutter 10 upward, the first spring 4 and the third spring 16 push the unloading plate 5 upward. At this time, the product and the fixing seat 9 on the product are separated, the product is removed, and the cutting process is completed, which improves labor production efficiency, stabilizes the cutting quality, and basically has no burrs. The product meets the first-level usage standard.
[0026] A card slot for the product to be engaged is provided at the top of the product lower fixing seat 8, and a through hole is provided at the bottom of the product lower fixing seat 8. The through hole and the card slot are connected, and the bottom end of the through hole is connected to the pump body 18 through a connecting pipe. The pump body 18 is fixed on one side of the bottom plate 1, and the bottom end of the product lower fixing seat 8 is connected to the pump body 18.
[0027] In the actual operation of the present invention, the pump body 18 can use a vacuum pump. Before the product is cut, the vacuum pump is started to generate suction at the bottom end of the fixed seat 8 under the product, thereby adsorbing the bottom end of the product to prevent the product from moving and improve the fixing strength of the product. At the same time, the suction generated can adsorb the dust remaining in the fixed seat 8 under the product and the debris generated by punching, complete the collection work, and avoid affecting the next punching, resulting in bulges inside the fixed seat 8 under the product and unstable placement of the product.
Claims
1. A punching die for improving cutting quality, comprising a base plate (1), characterized in that: A support plate (2) is fixed to the top of the bottom plate (1), a lower product fixing seat (8) is fixed to the middle of the top of the support plate (2), a first guide column (3) and a second guide column (15) are respectively arranged on both sides of the lower product fixing seat (8), a first spring (4) and a third spring (16) are respectively sleeved on the outer sides of the first guide column (3) and the second guide column (15), a discharge plate (5) is arranged at the top of the first spring (4) and the third spring (16), and a discharge plate (5) is arranged at the bottom of the discharge plate (5). A product upper fixing seat (9) is fixed on the top of the discharge plate (5); a cutter fixing plate (7) is telescopically arranged above the discharge plate (5); a cutter (10) is fixed at the bottom end of the cutter fixing plate (7); a back plate (12) is arranged on one side of the support plate (2); a lever mechanism is rotatably connected to the top end of the back plate (12); the lever mechanism is connected to the cutter fixing plate (7); a pump body (18) is fixed on one side of the bottom plate (1); and the bottom end of the product lower fixing seat (8) is connected to the pump body (18).
2. A punching die for improving cutting quality according to claim 1, characterized in that: The stripping plate (5) and the cutter fixing plate (7) are both slidably mounted on the first guide post (3) and the second guide post (15); the first guide post (3) and the second guide post (15) are respectively mounted on the outer rings of the upper ends of the second guide post (15); the second spring (6) and the fourth spring (17) are arranged between the top end of the stripping plate (5) and the bottom end of the cutter fixing plate (7).
3. A punching die for improving cutting quality according to claim 1, characterized in that: The lever mechanism comprises a connecting seat (13), the connecting seat (13) is fixed to the top end of the back plate (12), a pressure rod (14) is rotatably connected inside the connecting seat (13), a hinge seat is fixed to the bottom end of the pressure rod (14), the hinge seat is rotatably connected to a connecting shaft (11), and the connecting shaft (11) is connected to the top end of the cutter fixing plate (7).
4. A punching die for improving cutting quality according to claim 1, characterized in that: The top end of the product lower fixing seat (8) is provided with a slot for the product to be engaged, and the bottom end of the product lower fixing seat (8) is provided with a through hole, the through hole and the slot are connected, and the bottom end of the through hole is connected to the pump body (18) through a connecting pipe.
5. A punching die for improving cutting quality according to claim 1, characterized in that: The top end of the product upper fixing seat (9) is provided with a notch for the cutter (10) to pass through when pressed downward.