Feeding device for continuous stamping of workpieces

Abstract

The utility model relates to the technical field of stamping feeding, in particular to a feeding device for continuous stamping of workpieces, which comprises a stamping table, a feeding table arranged at the left end of the stamping table, a trapezoid groove arranged on the upper surface of the feeding table close to the right end, a first electric push rod arranged at the left end of the feeding table, a feeding plate arranged at the tail end of the feeding table, and a feeding hopper arranged in the middle of a bracket. A U-shaped frame is arranged at the position, corresponding to the feeding port, of the top of the punching table, and a telescopic arm of the third hydraulic cylinder penetrates through the U-shaped frame. According to the feeding device for continuous stamping of the workpieces, the feeding table and the stamping table are connected through the connecting and guiding plate, the feeding table is matched with the first electric push rod, stable pushing cooperation is conducted on materials falling in the feeding hopper under cooperation of the feeding plate, the distance between the bottom of the feeding hopper and the bottom of the trapezoid groove is fixed, and the amount of the falling materials is within the quantitative range; the pushing plate pushes materials, the materials are fed into the stamping table, and the material diffusion range is limited through the baffle under the cooperation of the die frame, the first hydraulic cylinder and the second hydraulic cylinder.

Description

Technical Field

[0001] This utility model relates to the field of stamping feeding technology, specifically a feeding device for continuous stamping of workpieces. Background Technology

[0002] Stamping production mainly uses dies to produce blanking, punching, forming, deep drawing, trimming, fine blanking, shaping, riveting and extrusion parts;

[0003] Utility model patent application CN218873525U discloses a feeding device for continuous stamping of a stamping die, comprising: a worktable, with a mounting bracket disposed on the top of the worktable; a driving assembly, at least partially disposed inside the mounting bracket; a limiting assembly disposed on the driving assembly, the driving assembly being capable of adjusting the position of the limiting assembly relative to the mounting bracket in the horizontal direction; a feeding assembly disposed on the limiting assembly; and a reset assembly disposed on the top of the worktable, the reset assembly being located at the end of the feeding assembly.

[0004] The above technical solution realizes the feeding of materials and stamping dies, improves the material stamping efficiency, and makes the placement of materials and stamping dies more stable, ensuring the stamping quality of materials and improving the safety of materials during stamping. However, the stamping feeding structure is not convenient for concentrating materials in the middle position and pushing them stably into the stamping die for corresponding stamping. In addition, it is not easy to control the amount of material fed within an equal range, reducing the waste caused by excess material spillage during material stamping. Utility Model Content

[0005] The purpose of this invention is to provide a feeding device for continuous stamping of workpieces to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] A feeding device for continuous stamping of workpieces includes a stamping table, a feeding platform at the left end of the stamping table, a trapezoidal groove at the upper surface of the feeding platform near the right end, a first electric push rod at the left end of the feeding platform, the telescopic arm of the first electric push rod passing through the feeding platform into the trapezoidal groove, and a feeding plate at its end, a receiving plate at the bottom right end of the feeding platform, the right end of the receiving plate communicating with the inlet at the top of the stamping table, a bracket at the top of the feeding platform near the right end, a feeding hopper in the middle of the bracket, a U-shaped frame at the top of the stamping table corresponding to the inlet, a third hydraulic cylinder at the top of the U-shaped frame, the telescopic arm of the third hydraulic cylinder passing through the U-shaped frame, and a pressure plate at its end.

[0008] Furthermore, the stamping table has a mold frame inside the feed port, the width of the inner wall of the mold frame is adapted to the width of the outer wall of the pressure plate, and the width of the outer wall of the pressure plate is adapted to the width inside the feed port.

[0009] In this invention, the mold frame helps to limit the stamping material, and the feed port facilitates the entry of the stamping material into the mold frame.

[0010] Specifically, a second hydraulic cylinder is provided on the left side of the mold frame. The telescopic arm of the second hydraulic cylinder extends into the mold frame and is provided with a baffle at its end. A first hydraulic cylinder is provided on the upper surface of the stamping platform near the right end, and a baffle is also provided at the end of the telescopic arm of the first hydraulic cylinder.

[0011] In this invention, with the cooperation of the first hydraulic cylinder and the action of the baffle, the left side of the mold frame is blocked. The extension or retraction of the telescopic arm of the first hydraulic cylinder helps the baffle to push the formed workpiece.

[0012] It should be noted that the front end face of the stamping table is provided with a slot, a storage box is provided in the slot, a handle is provided on the front end face of the storage box, and a discharge slot is provided at the top of the slot, with the top of the discharge slot communicating with the space on the right side of the mold frame.

[0013] In this invention, a storage box is provided in the slot, which helps to centrally store and accommodate stamped workpieces. With the help of the pull handle, it is easy to pull out or place the storage box.

[0014] Furthermore, support columns are provided on the lower surface of the feeding table near the four corners. The top of the support columns is welded and fixed to the bottom of the feeding table, and the bottom of the support columns is welded and fixed to the left side support plate of the stamping table.

[0015] In this invention, the support column helps to connect with the pallet on the stamping table, increasing the stability of the support.

[0016] Specifically, the first electric push rod is fixedly connected to the feeding table by screws, the telescopic arm of the first electric push rod is fixedly connected to the feeding plate by screws, and the width of the outer wall of the feeding plate is adapted to the width of the inner wall of the trapezoidal groove.

[0017] In this invention, the first electric push rod is connected to the power supply, and the end of the telescopic arm is engaged with the feeding plate, which helps to push and coordinate the material added inside the trapezoidal groove.

[0018] Secondly, the bottom of the bracket is welded and fixed to the top of the feeding platform, the middle of the top of the bracket is welded and fixed to the feeding hopper, the bottom of the feeding hopper is flush with the top of the feeding plate, the top of the feeding hopper is provided with a sealing cover, and the top of the sealing cover is provided with a handle.

[0019] In this invention, the bracket facilitates the addition of materials to the feed hopper, and the sealing cover is equipped with a handle to help manually open or install the sealing cover. The bottom of the feed hopper is flush with the feeding plate, and the feeding plate seals the bottom of the feed hopper to reduce material discharge. The feeding plate is far from the bottom of the feed hopper, which helps to discharge materials into the trapezoidal trough.

[0020] Compared with the prior art, the beneficial effects of this utility model are:

[0021] 1. This utility model connects the feeding table and the stamping table by setting a receiving plate. The feeding table is equipped with a first electric push rod. With the cooperation of the feeding plate, the material falling in the feeding hopper is stably pushed. The bottom of the feeding hopper is at a fixed distance from the bottom of the trapezoidal groove. The amount of falling material is within a certain range. The push plate pushes the material to realize the feeding into the stamping table. With the cooperation of the mold frame, the first hydraulic cylinder and the second hydraulic cylinder, and the baffle, the material diffusion range is limited.

[0022] 2. This utility model uses a U-shaped frame and a third hydraulic cylinder to press the material below through a pressure plate. After the pressing is completed, the telescopic arm of the first hydraulic cylinder extends and the telescopic arm of the second hydraulic cylinder shortens. The baffle pushes the workpiece through the feed port into the storage box. With the help of the pull handle, the storage box is easy to take out and convenient to remove and replace the workpiece inside. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0024] Figure 2 This is a schematic diagram of the feeding state structure of this utility model;

[0025] Figure 3 This is a schematic diagram of the stamping structure of this utility model;

[0026] Figure 4 This is a schematic diagram of the emission state structure of this utility model;

[0027] Figure 5 This is a schematic diagram of the feeding platform structure of this utility model;

[0028] Figure 6 This is a schematic diagram of the stamping table structure of this utility model.

[0029] The meanings of the labels in the diagram are as follows:

[0030] 1. Stamping table; 10. Slot; 11. Storage box; 110. Pull handle; 12. First hydraulic cylinder; 13. Second hydraulic cylinder; 14. Mold frame;

[0031] 2. Feeding platform; 20. Trapezoidal groove; 21. First electric push rod; 210. Feeding plate; 22. Receiving plate; 220. Guide groove; 23. Bracket; 230. Feed hopper; 231. Sealing cover; 232. Handle; 24. Support column;

[0032] 3. U-shaped frame; 30. Third hydraulic cylinder; 31. Pressure plate. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0034] Please see Figures 1-6 This embodiment provides a technical solution:

[0035] A feeding device for continuous stamping of workpieces includes a stamping table 1, a feeding table 2 at the left end of the stamping table 1, a mold frame 14 inside the inlet of the stamping table 1, the width of the inner wall of the mold frame 14 being adapted to the width of the outer wall of the pressure plate 31, and the width of the outer wall of the pressure plate 31 being adapted to the width inside the inlet.

[0036] In this invention, the mold frame 14 helps to limit the stamping material, and the feed port facilitates the entry of the stamping material into the mold frame 14.

[0037] Furthermore, a trapezoidal groove 20 is provided on the upper surface of the feeding table 2 near the right end, and a first electric push rod 21 is provided on the left end of the feeding table 2. The telescopic arm of the first electric push rod 21 passes through the feeding table 2 and enters the trapezoidal groove 20. A second hydraulic cylinder 13 is provided on the left side of the mold frame 14. The telescopic arm of the second hydraulic cylinder 13 passes into the mold frame 14 and is provided with a baffle at the end. A first hydraulic cylinder 12 is provided on the upper surface of the stamping table 1 near the right end, and a baffle is also provided at the end of the telescopic arm of the first hydraulic cylinder 12.

[0038] In this invention, with the cooperation of the first hydraulic cylinder 12 and the action of the baffle, the left side of the mold frame 14 is blocked. With the extension or retraction of the telescopic arm of the first hydraulic cylinder 12, the baffle helps to push the formed workpiece.

[0039] The front face of the stamping table 1 has a slot 10, a storage box 11 is provided in the slot 10, a handle 110 is provided on the front face of the storage box 11, and a discharge slot is provided at the top of the slot 10. The top of the discharge slot is connected to the right space of the mold frame 14.

[0040] In this utility model, a storage box 11 is provided in the slot 10, which helps to centrally store and cooperate the stamped workpiece. With the cooperation of the handle 110, it is convenient to pull out or place the storage box 11.

[0041] Specifically, a feeding plate 210 is provided at the end, and a receiving plate 22 is provided at the bottom right end of the feeding platform 2. The right end of the receiving plate 22 is connected to the inlet at the top of the stamping table 1. A bracket 23 is provided above the feeding platform 2 near the right end, and a feeding hopper 230 is provided in the middle of the bracket 23. Support columns 24 are provided on the lower surface of the feeding platform 2 near the four corners. The top of the support column 24 is welded and fixed to the bottom of the feeding platform 2, and the bottom of the support column 24 is welded and fixed to the left side plate of the stamping table 1.

[0042] In this invention, the support column 24, in conjunction with the support column, facilitates the connection with the pallet on the stamping table 1, thereby increasing the stability of the support.

[0043] Furthermore, a U-shaped frame 3 is provided at the top of the stamping table 1 corresponding to the feed port. A third hydraulic cylinder 30 is provided at the top of the U-shaped frame 3. The telescopic arm of the third hydraulic cylinder 30 passes through the U-shaped frame 3 and a pressure plate 31 is provided at its end.

[0044] Specifically, the first electric push rod 21 is fixedly connected to the feeding table 2 by screws, the telescopic arm of the first electric push rod 21 is fixedly connected to the feeding plate 210 by screws, and the width of the outer wall of the feeding plate 210 is adapted to the width of the inner wall of the trapezoidal groove 20.

[0045] In this invention, the first electric push rod 21 is connected to the power supply, and the end of the telescopic arm cooperates with the feeding plate 210, which helps to push and cooperate the material added inside the trapezoidal groove 20.

[0046] Secondly, the bottom of the bracket 23 is welded and fixed to the top of the feeding platform 2, and the middle of the top of the bracket 23 is welded and fixed to the feeding hopper 230. The bottom of the feeding hopper 230 is flush with the top of the feeding plate 210. The top of the feeding hopper 230 is provided with a sealing cover 231, and the top of the sealing cover 231 is provided with a handle 232.

[0047] In this utility model, with the cooperation of the bracket 23, it is convenient to add materials to the feed hopper 230. The sealing cover 231 is equipped with a handle 232, which helps to manually open or install the sealing cover 231. The bottom of the feed hopper 230 is flush with the feeding plate 210. The feeding plate 210 seals the bottom of the feed hopper 230 to reduce material discharge. The feeding plate 210 is far away from the bottom of the feed hopper 230, which helps to discharge materials into the trapezoidal groove 20.

[0048] In this embodiment, when using the continuous stamping feeding device, the user first connects the feeding table 2 with the bracket 23 to the stamping table 1 via the connecting plate 22, and then connects the feeding hopper 230 to the bracket 23. The first electric push rod 21 is fixed on the left side of the feeding table 2, the feeding plate 210 slides with the trapezoidal groove 20, and the top of the feeding plate 210 is flush with the bottom of the feeding hopper 230. Then, the workpiece that needs to be continuously added is added to the feeding hopper 230. The sealing cover 231 is inserted into the feeding hopper 230 to protect the inside of the feeding hopper 230. Then, the extension or retraction arm of the first electric push rod 21 is controlled to extend or retract to realize the sliding of the feeding plate 210.

[0049] When the first hydraulic cylinder 12's telescopic arm shortens, the corresponding baffle is located at the left end of the mold frame 14; when the second hydraulic cylinder 13's telescopic arm extends, the corresponding baffle is located at the right end of the mold frame 14; and when the feeding plate 210 approaches the left end of the trapezoidal groove 20, the material inside the feed hopper 230 falls into the trapezoidal groove 20 until the material accumulates to the bottom of the feed hopper 230. Then, the feeding plate 210 is controlled to move to the right, becoming flush with the bottom of the feed hopper 230, sealing off the internal material and preventing it from falling. The material in the groove 20 is pushed onto the receiving plate 22. With the cooperation of the guide groove 220, it is concentrated in the middle position and enters the stamping table 1 through the feed port. The third hydraulic cylinder 30 is controlled to extend its telescopic arm, so that the pressure plate 31 can press the material below. After the stamping is completed, the telescopic arm of the second hydraulic cylinder 13 is shortened, the corresponding baffle moves to the right, the telescopic arm of the first hydraulic cylinder 12 is extended, and the corresponding baffle pushes the stamped workpiece from the mold frame 14 through the discharge port into the storage box 11.

Claims

1. A feeding device for continuous stamping of workpieces, comprising a stamping table (1), wherein a feeding table (2) is provided at the left end of the stamping table (1), characterized in that: The upper surface of the feeding platform (2) is provided with a trapezoidal groove (20) near the right end. The left end of the feeding platform (2) is provided with a first electric push rod (21). The telescopic arm of the first electric push rod (21) passes through the feeding platform (2) and enters the trapezoidal groove (20), and the end is provided with a feeding plate (210). The bottom right end of the feeding platform (2) is provided with a receiving plate (22). The right end of the receiving plate (22) is connected to the inlet at the top of the stamping table (1). The upper part of the feeding platform (2) is provided with a bracket (23) near the right end. The middle of the bracket (23) is provided with a feeding hopper (230). The top of the stamping table (1) is provided with a U-shaped frame (3) corresponding to the inlet. The top of the U-shaped frame (3) is provided with a third hydraulic cylinder (30). The telescopic arm of the third hydraulic cylinder (30) passes through the U-shaped frame (3), and the end is provided with a pressure plate (31).

2. The feeding device for continuous stamping of workpieces according to claim 1, characterized in that: The stamping table (1) has a mold frame (14) inside its feed inlet. The width of the inner wall of the mold frame (14) is adapted to the width of the outer wall of the pressure plate (31), and the width of the outer wall of the pressure plate (31) is adapted to the width inside the feed inlet.

3. The feeding device for continuous stamping of workpieces according to claim 2, characterized in that: The mold frame (14) is provided with a second hydraulic cylinder (13) on the left side. The telescopic arm of the second hydraulic cylinder (13) is inserted into the mold frame (14) and a baffle is provided at the end. The upper surface of the stamping table (1) is provided with a first hydraulic cylinder (12) near the right end. The telescopic arm of the first hydraulic cylinder (12) is also provided with a baffle at the end.

4. The feeding device for continuous stamping of workpieces according to claim 1, characterized in that: The front end face of the stamping table (1) is provided with a slot (10), and a storage box (11) is provided in the slot (10). A handle (110) is provided on the front end face of the storage box (11). A discharge slot is provided at the top of the slot (10), and the top of the discharge slot is connected to the right side space of the mold frame (14).

5. The feeding device for continuous stamping of workpieces according to claim 1, characterized in that: The lower surface of the feeding table (2) is provided with support columns (24) near the four corners. The top of the support column (24) is welded and fixed to the bottom of the feeding table (2), and the bottom of the support column (24) is welded and fixed to the left side plate of the stamping table (1).

6. The feeding device for continuous stamping of workpieces according to claim 1, characterized in that: The first electric push rod (21) is fixedly connected to the feeding table (2) by screws. The telescopic arm of the first electric push rod (21) is fixedly connected to the feeding plate (210) by screws. The width of the outer wall of the feeding plate (210) is adapted to the width of the inner wall of the trapezoidal groove (20).

7. The feeding device for continuous stamping of workpieces according to claim 1, characterized in that: The bottom of the bracket (23) is welded and fixed to the top of the feeding platform (2). The top middle of the bracket (23) is welded and fixed to the feeding hopper (230). The bottom of the feeding hopper (230) is flush with the top of the feeding plate (210). The top of the feeding hopper (230) is provided with a sealing cover (231). The top of the sealing cover (231) is provided with a handle (232).

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