A stamping die based on metal stamping

By introducing waste recycling and collection components into metal stamping dies, and utilizing pneumatic control and automated parts, the problems of inconvenient waste handling and low product collection and transmission efficiency in traditional dies have been solved, realizing automated waste recycling and product transmission, and improving production efficiency and safety.

CN224525835UActive Publication Date: 2026-07-21NINGBO BOHAN AUTOMATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO BOHAN AUTOMATION TECH CO LTD
Filing Date
2025-08-20
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Traditional metal stamping dies suffer from inefficiencies in waste handling and product collection and transportation, which can easily lead to waste accumulation and product damage, resulting in safety accidents.

Method used

A stamping die based on metal stamping was designed, which includes a waste recycling component and a collection component. By using components such as an L-shaped nozzle, pneumatic control equipment, ball screw, electric push rod and electromagnet, the automatic recycling of waste and automatic transfer of products can be realized, avoiding manual operation.

Benefits of technology

It improves the efficiency of waste and product collection and transportation, reduces manual intervention, lowers labor intensity and product damage risk, and ensures stable mold operation.

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Abstract

The utility model discloses a stamping die based on metal stamping, including base, the support of setting in base one side, the top of support symmetry is equipped with hydraulic pressure rod, the output of hydraulic pressure rod is connected upper die, the bottom of upper die is equipped with lower die, the side surface of base is equipped with collection subassembly away from support, the bottom of base is equipped with waste recovery subassembly, the position of support is equipped with the grooving to upper die, lower die, be equipped with material between upper die, lower die, solve one aspect, the waste treatment inconvenience that produces in stamping process, is easy to cause waste accumulation, the normal work and production efficiency of mould are affected, on the other hand, after the collection and transmission link of product stamping forming, the traditional mode mostly relies on manual operation, not only low efficiency, and easy to appear product damage and the problem of safety accident.
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Description

Technical Field

[0001] This utility model relates to the field of mold technology, specifically a stamping mold based on metal stamping. Background Technology

[0002] In the field of metal processing, stamping dies are an important tool widely used in metal forming. Although traditional metal stamping dies can achieve basic stamping functions, they still have many shortcomings in practical applications.

[0003] On the one hand, the waste generated during the stamping process is inconvenient to handle, which can easily lead to waste accumulation, affecting the normal operation of the mold and production efficiency. On the other hand, in the collection and transportation of products after stamping, traditional methods mostly rely on manual operation, which is not only inefficient, but also prone to product damage and safety accidents.

[0004] Therefore, there is an urgent need to design a stamping die based on metal stamping that can solve the above problems. Utility Model Content

[0005] The purpose of this utility model is to provide a stamping die based on metal stamping, in order to solve the following problems: on the one hand, the waste generated during the stamping process is inconvenient to handle, which easily leads to waste accumulation and affects the normal operation of the die and production efficiency; on the other hand, in the collection and transportation of products after stamping, traditional methods mostly rely on manual operation, which is not only inefficient, but also prone to product damage and safety accidents.

[0006] To achieve the above objectives, this utility model provides the following technical solution: A stamping die based on metal stamping includes a base and a bracket disposed on one side of the base. Hydraulic rods are symmetrically arranged at the top of the bracket, and the output end of the hydraulic rods is connected to an upper die. A lower die is disposed at the bottom of the upper die. A collection component is disposed on the side of the base away from the bracket. A waste recycling component is disposed at the bottom of the base. The bracket is provided with a slot at a position relative to the upper and lower dies. Material is disposed between the upper and lower dies.

[0007] Furthermore, the upper mold includes an upper mold base and an electric impact head. The bottom end of the electric impact head is provided with several first springs, and the other end of the first springs is provided with a male mold. A drill rod is fixedly connected to the bottom surface near the center of the electric impact head, and the drill rod penetrates the male mold. Through the above technical solution, the upper mold base serves as the basic support component of the upper mold, providing an installation position for other components. At the same time, it moves downward under the action of the hydraulic rod to press with the lower mold. During the pressing process, the first spring can reduce the instantaneous impact of the impact force on the mold and the material, protecting the mold and the material. The male mold cooperates with the female mold in the lower mold to press the material and shape it. The drill rod can be used to drill holes in the material.

[0008] Furthermore, the lower mold includes a lower mold base, which is connected to a floating top plate by a plurality of second springs. A female mold is provided near the center of the lower mold base. A waste channel is provided inside the female mold. A plurality of ejector rods are provided inside the female mold. A third spring is provided at the bottom end of each ejector rod. A plurality of guide rods are provided on the lower mold base. The guide rods and ejector rods can slide along the height direction of the floating top plate and the lower mold base, respectively. Through the above technical solution, the lower mold base provides support and installation foundation for all components of the lower mold. The female mold and male mold cooperate to complete the stamping and forming. The scrap channel provides a discharge channel for the scrap generated by stamping and drilling. Under the action of the third spring, the ejector pin can eject the formed product after stamping, which is convenient for removing the part. At the same time, the second spring cooperates with the floating top plate to loosen and lift the scrap. The guide rod plays a guiding role to ensure the straightness of the floating top plate and ejector pin during the movement process and improve the working accuracy of the mold.

[0009] Furthermore, the waste recycling assembly includes an L-shaped nozzle installed inside the waste channel, the L-shaped nozzle being connected to a pneumatic control device, a collection frame being provided at the waste channel outlet, a collection box being provided inside the collection frame, a first pressure sensor being provided at the bottom of the collection box, the collection box and the collection frame having a drawer-type structure and being slidably connected, and a handle being provided on the collection box; Through the above technical solution, the L-shaped nozzle, under the control of the pneumatic control equipment, can spray compressed air to backflush the waste in the waste channel, preventing waste blockage. The collection box is used to collect the waste discharged from the waste channel. The first pressure sensor can monitor the weight of the waste in the collection box in real time. When the waste reaches a certain amount, it will remind the operator to clean it. The pressure value change of the first pressure sensor can also detect whether there is a blockage. The handle makes it easy for the operator to pull the collection box out of the collection frame for waste cleaning.

[0010] Furthermore, the collection assembly includes a ball screw disposed on one side of the base, a screw box disposed outside the ball screw, a fixed block connected to the ball screw, an electric push rod disposed at the top of the fixed block, a support block disposed at the output end of the electric push rod, a first electromagnet disposed at the top of the support block, a lateral support block disposed on one side of the support block, a second electromagnet disposed on the lateral support block, a conveyor frame disposed on one side of the base, a waste collection box disposed at one end of the conveyor frame near the base, and a conveyor belt assembly disposed at the other end of the conveyor frame; Through the above technical solution, the ball screw, in cooperation with the screw box, can convert rotational motion into linear motion, driving the fixed block to move. The fixed block is used to install components such as electric push rods. The electric push rods can adjust the height of the support block. The first and second electromagnets can attract the stamped products. The conveyor frame, waste collection box and conveyor belt assembly work together to transport the collected products to the subsequent processing area. Waste enters the waste collection box and finished products enter the conveyor belt assembly.

[0011] Furthermore, a second pressure sensor is provided inside the master mold near the top of the waste channel; Through the above technical solution, the second pressure sensor controls the force of the first electromagnet contacting the material, thus avoiding damage to the material.

[0012] Compared with the prior art, the beneficial effects of this utility model are: In this invention, a stamping die based on metal stamping is designed to achieve the following effects: 1. Under the control of a pneumatic control device, the L-shaped nozzle in the waste recycling component can spray compressed air to backflush the waste in the waste channel, preventing blockage. Simultaneously, the first pressure sensor at the bottom of the collection box can monitor the weight of the waste in real time and detect blockages. When the waste reaches a certain amount, an alert signal is issued, facilitating timely waste removal and ensuring the continuous and stable operation of the die; 2. The collection component utilizes components such as ball screws, electric push rods, and electromagnets to achieve automatic adsorption, movement, and placement of stamped products. The products can be accurately placed onto the conveyor belt assembly for subsequent transport, while the waste enters the waste collection box, greatly improving the efficiency of product collection and transport, reducing manual intervention, and lowering labor intensity and the risk of product damage. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall planar structure of this utility model; Figure 2 This is a schematic diagram of the mold assembly and waste recycling assembly of this utility model; Figure 3 This is a schematic diagram of the collecting component of this utility model; Figure 4This is a schematic diagram of the waste material, finished product, and drilling waste of this utility model.

[0014] In the diagram: 1. Base; 101. Bracket; 102. Hydraulic rod; 103. Upper mold; 104. Lower mold; 105. Groove; 106. Material; 2. Collection assembly; 201. Ball screw; 202. Fixing block; 203. Electric push rod; 204. Support block; 205. First electromagnet; 206. Lateral support block; 207. Second electromagnet; 208. Second pressure sensor; 209. Conveyor frame; 210. Waste collection box; 211. Transmission... 3. Belt feeding assembly; 4. Waste recycling assembly; 301. L-shaped nozzle; 302. Pneumatic control equipment; 303. Collection box; 304. First pressure sensor; 401. Upper mold base; 402. Electric impact head; 403. First spring; 404. Male mold; 405. Drill rod; 501. Lower mold base; 502. Second spring; 503. Floating top plate; 504. Female mold; 505. Waste channel; 506. Third spring; 507. Guide rod; 508. Push rod. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0016] To facilitate understanding of this utility model, a more comprehensive description will be given below with reference to the accompanying drawings. Several embodiments of this utility model are provided. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that the disclosure of this utility model will be more thorough and complete.

[0017] The system includes a base 1, a support 101 mounted on one side of the base 1, hydraulic rods 102 symmetrically mounted on the top of the support 101, the output end of the hydraulic rods 102 connected to an upper mold 103, a lower mold 104 mounted on the bottom of the upper mold 103, a collection component 2 mounted on the side of the base 1 away from the support 101, a waste recycling component 3 mounted on the bottom of the base 1, and a slot 105 positioned on the support 101 relative to the upper mold 103 and the lower mold 104. Material 106 is disposed between the upper mold 103 and the lower mold 104. Material 106 is placed on the floating top plate 503 of the lower mold 104 via the slot 105 of the support 101 by the robotic arm, between the male mold 404 and the female mold 504. During stamping, the hydraulic rod 102 pushes the upper mold base 401 and the male mold 404 down to fit the female mold 504. The electric impact head 402 drives the drill rod 405 and the male mold 404 to continue to move down to stamp the material 106 and drill holes. Waste is discharged through the waste channel 505. After stamping, the ejector rod 508 ejects the product under the action of the third spring 506. The floating top plate 503 loosens large pieces of waste. During the waste recycling stage, the pneumatic control equipment 302 controls the L-shaped nozzle 301 to spray air to prevent waste blockage. The waste falls into the collection box 303. The first pressure sensor 304 monitors the weight and detects blockage. During product collection and transmission, the ball screw 201 drives the electromagnet to attract the product and then reset. After power is cut off, the product is placed on the conveyor belt, and the waste enters the waste collection box 210.

[0018] like Figure 1 and Figure 2 As shown, the upper mold 103 includes an upper mold base 401 and an electric impact head 402. The bottom end of the electric impact head 402 is provided with several first springs 403, and the other end of the first springs 403 is provided with a male mold 404. A drill rod 405 is fixedly connected to the bottom surface near the center of the electric impact head 402, and the drill rod 405 passes through the male mold 404. The lower mold 104 includes a lower mold base 501. The lower mold base 501 is connected to a floating top plate 503 through several second springs 502. A female mold 504 is provided near the center of the lower mold base 501. A waste channel 505 is provided inside the female mold 504. Several ejector rods 508 are provided inside the female mold 504. A third spring 506 is provided at the bottom end of the ejector rods 508. Several guide rods 507 are provided on the lower mold base 501. The guide rods 507 and ejector rods 508 can slide along the height direction of the floating top plate 503 and the lower mold base 501, respectively.

[0019] Material 106 can be placed onto the floating top plate 503 of the lower mold 104 via a robotic arm through the slot 105 on the support 101. At this time, material 106 is positioned between the male mold 404 of the upper mold 103 and the female mold 504 of the lower mold 104, ready for stamping. The hydraulic rod 102 is activated, pushing the upper mold base 401 of the upper mold 103 downward. The upper mold base 401 drives the male mold 404 downward, fitting it against the female mold 504 to a preset position. Then, the electric impact head 402 is activated, and the electric impact... The head 402 drives the drill rod 405 and the male mold 404 to continue moving downwards. At this time, the male mold 404 cooperates with the female mold 504 of the lower mold 104 to stamp the material 106 and shape it. At the same time, the drill rod 405 drills holes in the material 106. The waste generated by drilling and other waste generated during the stamping process are discharged through the waste channel 505 in the female mold 504. After the stamping is completed, the ejector rod 508 inside the female mold 504 pushes the formed product out of the female mold 504 under the action of the third spring 506, making it easy to remove the part. At the same time, the floating top plate 503 loosens and lifts up large pieces of waste, preparing for subsequent waste cleaning.

[0020] like Figure 2 As shown, the waste recycling assembly 3 includes an L-shaped nozzle 301 disposed inside the waste channel 505. The L-shaped nozzle 301 is connected to a pneumatic control device 302. A collection frame is provided at the outlet of the waste channel 505. A collection box 303 is provided inside the collection frame. A first pressure sensor 304 is provided at the bottom of the collection box 303. The collection box 303 and the collection frame have a drawer-type structure and are slidably connected. A handle is provided on the collection box 303. The first pressure sensor 304 at the bottom of the collection box 303 monitors the weight of the waste in real time. When the waste reaches a certain amount, it issues an alert signal. At the same time, it can detect whether there is a blockage based on the pressure value change. The pneumatic control device 302 of the waste recycling component 3 controls the L-shaped nozzle 301 set inside the waste channel 505 to spray compressed air, which backflushes the waste in the waste channel 505 to prevent the waste from blocking the channel. The waste falls from the outlet of the waste channel 505 into the collection box 303 in the collection frame.

[0021] like Figure 1 and Figure 3As shown, the collecting assembly 2 includes a ball screw 201 disposed on one side of the base 1. A screw box is provided outside the ball screw 201. The ball screw 201 is connected to a fixing block 202. An electric push rod 203 is provided at the top of the fixing block 202. A support block 204 is provided at the output end of the electric push rod 203. A first electromagnet 205 is provided at the top of the support block 204. A lateral support block 206 is provided on one side of the support block 204. A second electromagnet 207 is provided on the lateral support block 206. A conveyor frame 209 is provided on one side of the base 1. A waste collection box 210 is provided at one end of the conveyor frame 209 near the base 1. A conveyor belt assembly 211 is provided at the other end of the conveyor frame 209. A second pressure sensor 208 is provided inside the mold 504 near the top of the waste channel 505. The screw box drives the ball screw 201 to rotate, converting the rotational motion into linear motion, which moves the fixed block 202 to the appropriate position, i.e. above the finished product. The electric push rod 203 adjusts the height of the support block 204 until the value of the second pressure sensor 208, which is located inside the die 504 near the top of the waste channel 505, changes. At this time, the first electromagnet 205 and the second electromagnet 207 can attract the stamped product. Then the ball screw 201 returns to the position of the conveyor frame 209. By controlling the first electromagnet 205 and the second electromagnet 207 to be de-energized, the attracted product is placed on the belt assembly, and the waste enters the waste collection box 210.

[0022] The working process of this utility model is as follows: When using this type of stamping die based on metal stamping, firstly... S1, Material Placement Stage Material 106 can be placed on the floating top plate 503 of the lower mold 104 by the robotic arm through the slot 105 on the support 101. At this time, material 106 is between the male mold 404 of the upper mold 103 and the female mold 504 of the lower mold 104, ready for stamping operation.

[0023] S2, Stamping Forming Stage When the hydraulic rod 102 is activated, it pushes the upper mold base 401 of the upper mold 103 downward. The upper mold base 401 drives the male mold 404 downward to fit with the female mold 504 at a preset position. Then, the electric impact head 402 is activated. The electric impact head 402 drives the drill rod 405 and the male mold 404 to continue to move downward. At this time, the male mold 404 cooperates with the female mold 504 of the lower mold 104 to stamp the material 106 to form it. At the same time, the drill rod 405 will drill holes in the material 106. The waste generated by drilling and other waste generated during the stamping process are discharged through the waste channel 505 in the female mold 504.

[0024] S3, Ejection and Loosening Stage After stamping, the ejector pin 508 inside the die 504, under the action of the third spring 506, ejects the formed product out of the die 504 for easy removal. At the same time, the floating top plate 503 loosens and lifts up large pieces of waste material, preparing for subsequent waste removal.

[0025] S4, Waste Recycling Stage The first pressure sensor 304 at the bottom of the collection box 303 monitors the weight of the waste in real time. When the waste reaches a certain amount, it issues an alert signal. At the same time, it can detect whether there is a blockage based on the pressure value change. The pneumatic control device 302 of the waste recycling component 3 controls the L-shaped nozzle 301 set inside the waste channel 505 to spray compressed air, which backflushes the waste in the waste channel 505 to prevent the waste from blocking the channel. The waste falls from the outlet of the waste channel 505 into the collection box 303 in the collection frame.

[0026] S5, Product Collection and Transmission Phase The screw box drives the ball screw 201 to rotate, converting the rotational motion into linear motion, which moves the fixed block 202 to the appropriate position, i.e. above the finished product. The electric push rod 203 adjusts the height of the support block 204 until the value of the second pressure sensor 208, which is located inside the die 504 near the top of the waste channel 505, changes. At this time, the first electromagnet 205 and the second electromagnet 207 can attract the stamped product. Then the ball screw 201 returns to the position of the conveyor frame 209. By controlling the first electromagnet 205 and the second electromagnet 207 to be de-energized, the attracted product is placed on the belt assembly, and the waste enters the waste collection box 210.

[0027] All standard parts used in this application can be purchased from the market. The specific connection methods of each part adopt conventional methods such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts and equipment adopt conventional models in the prior art. The control method is through a controller. The control circuit of the controller can be realized by a person skilled in the art through simple circuit connection. It is common knowledge in the field. Therefore, this application will not explain the control method and circuit connection in detail.

[0028] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A stamping die based on metal stamping, characterized in that: The device includes a base (1) and a bracket (101) disposed on one side of the base (1). Hydraulic rods (102) are symmetrically provided at the top of the bracket (101). The output end of the hydraulic rods (102) is connected to an upper mold (103). A lower mold (104) is provided at the bottom of the upper mold (103). A collection component (2) is provided on the side of the base (1) away from the bracket (101). A waste recycling component (3) is provided at the bottom of the base (1). A slot (105) is provided on the bracket (101) relative to the upper mold (103) and the lower mold (104). Material (106) is provided between the upper mold (103) and the lower mold (104).

2. A stamping die based on metal stamping according to claim 1, characterized in that: The upper mold (103) includes an upper mold base (401) and an electric impact head (402). The bottom end of the electric impact head (402) is provided with a plurality of first springs (403). The other end of the first springs (403) is provided with a male mold (404). A drill rod (405) is fixedly connected to the bottom surface near the center of the electric impact head (402). The drill rod (405) passes through the male mold (404).

3. A stamping die based on metal stamping according to claim 1, characterized in that: The lower mold (104) includes a lower mold base (501), which is connected to a floating top plate (503) by a number of second springs (502). A female mold (504) is provided near the center of the lower mold base (501). A waste channel (505) is provided inside the female mold (504). A number of ejector rods (508) are provided inside the female mold (504). A third spring (506) is provided at the bottom end of the ejector rods (508). A number of guide rods (507) are provided on the lower mold base (501). The guide rods (507) and ejector rods (508) can slide along the height direction of the floating top plate (503) and the lower mold base (501), respectively.

4. A stamping die based on metal stamping according to claim 3, characterized in that: The waste recycling component (3) includes an L-shaped nozzle (301) installed inside the waste channel (505). The L-shaped nozzle (301) is connected to a pneumatic control device (302). The waste channel (505) has a collection frame at its outlet. The collection frame has a collection box (303) inside. The bottom of the collection box (303) has a first pressure sensor (304). The collection box (303) and the collection frame are in a drawer-type structure and are slidably connected. The collection box (303) has a handle.

5. A stamping die based on metal stamping according to claim 1, characterized in that: The collection assembly (2) includes a ball screw (201) disposed on one side of the base (1). The ball screw (201) is provided with a screw box on its outside. The ball screw (201) is connected to a fixing block (202). The top of the fixing block (202) is provided with an electric push rod (203). The output end of the electric push rod (203) is provided with a support block (204). The top of the support block (204) is provided with a first electromagnet (205). A lateral support block (206) is provided on one side of the support block (204). A second electromagnet (207) is provided on the lateral support block (206). A conveyor frame (209) is provided on one side of the base (1). A waste collection box (210) is provided at one end of the conveyor frame (209) near the base (1). A conveyor belt assembly (211) is provided at the other end of the conveyor frame (209).

6. A stamping die based on metal stamping according to claim 3, characterized in that: The mother mold (504) is equipped with a second pressure sensor (208) located at the top of the waste channel (505) inside.