High-precision punching device

Abstract

The utility model discloses a high-precision punching device, which relates to the technical field of punching devices, and comprises a rack, a positioning component is arranged in the middle of the top of the rack, the positioning component comprises a driving motor, a bidirectional screw rod is arranged on the side surface of the driving motor, a sliding block is arranged on the outer wall of the bidirectional screw rod, and the sliding block is arranged on the top of the rack. An L-shaped bearing frame is arranged at the top of the sliding block, an ejection air cylinder is arranged in the middle of the L-shaped bearing frame, a positioning plate is arranged at one end of the ejection air cylinder, and a protection assembly is arranged on the side face of the positioning plate. A metal part needing to be punched is positioned through the positioning assembly, the two L-shaped bearing frames and the positioning plates are driven by the two sliding blocks to move in the opposite directions respectively, and the metal part is punched through the two positioning plates in the moving process. And the two-way lead screw and the ejection air cylinder are used in cooperation, so that the device is suitable for parts of different sizes, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, and particularly relates to a high-precision punching device. Background Art

[0002] Metal parts refer to the general term of various metal blocks, metal bars, metal pipes, etc. made of metal materials. Before using metal parts, they can be processed by mechanical processing, stamping, precision casting, powder metallurgy, etc. according to their needs, so that the metal parts can be turned into the required parts. However, a punching device will be used in the processing process.

[0003] However, the existing punching devices have an unsatisfactory effect on the rapid positioning of parts during processing, and workers still need to manually adjust the positioning position, which increases the workload of workers. Moreover, the protective effect on parts during the positioning process is not ideal. Therefore, a high-precision punching device is needed to solve the problem. Summary of the Utility Model

[0004] The main purpose of the utility model is to provide a high-precision punching device, which can effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A high-precision punching device includes a frame. A bearing frame is arranged at the top of the frame, and a punching assembly is arranged in the middle of the top of the bearing frame. A positioning assembly is arranged in the middle of the top of the frame;

[0007] The positioning assembly includes a driving motor. A bidirectional lead screw is arranged on the side of the driving motor, and a sliding block is arranged on the outer wall of the bidirectional lead screw. An L-shaped bearing frame is arranged at the top of the sliding block, and a jacking cylinder is arranged in the middle of the L-shaped bearing frame. One end of the jacking cylinder is provided with a connecting rod, and one end of the connecting rod is provided with a connecting plate. A positioning plate is arranged on the side of the connecting plate, and a protective assembly is arranged on the side of the positioning plate;

[0008] The protective assembly includes a protective rubber pad. A connecting chute is arranged at the top of the protective rubber pad, and an L-shaped installation slide rail is arranged inside the connecting chute. An arc-shaped clamping groove is arranged on the side of the protective rubber pad, and an arc-shaped clamping plate is arranged in the middle of the arc-shaped clamping groove. A limiting side plate is arranged on the side of the arc-shaped clamping plate, and a rotating shaft is arranged at one end of the limiting side plate.

[0009] Preferably, an installation groove is formed on one side of the top of the frame, and a driving motor is installed in the middle of the installation groove through bolts. A sliding groove is formed in the middle of the top of the frame close to the installation groove, and a bidirectional lead screw is installed in the middle of the sliding groove through a bearing. The output end of the driving motor is in transmission connection with the bidirectional lead screw.

[0010] Preferably, sliding blocks are sleeved on the outer wall of the bidirectional lead screw, and there are two sliding blocks, which are symmetrically distributed at both ends of the bidirectional lead screw respectively. The sliding blocks are slidably connected inside the sliding groove. The top of the sliding block is installed with an L-shaped bearing frame through bolts, and the L-shaped bearing frame is arranged corresponding to the sliding block. A jacking cylinder is installed in the middle of the side of the L-shaped bearing frame through bolts.

[0011] Preferably, a connecting rod is installed at the movable end of the jacking cylinder, and a connecting disk is installed at the end of the connecting rod away from the jacking cylinder through bolts. A positioning plate is installed on the side of the connecting disk away from the connecting rod through bolts, and the positioning plate is located above the frame.

[0012] Preferably, an L-shaped installation slide rail is fixedly connected to the side of the positioning plate away from the connecting disk, and there are two L-shaped installation slide rails, which are symmetrically distributed at the top and bottom of the side of the positioning plate away from the connecting disk respectively. A protective rubber pad is arranged between the two L-shaped installation slide rails. Connecting chutes are formed at the top of the protective rubber pad, and there are two connecting chutes, which are symmetrically distributed at the top and bottom of the protective rubber pad respectively. The L-shaped installation slide rail is slidably connected inside the connecting chute.

[0013] Preferably, a rotating shaft is rotatably connected to the side of the positioning plate, and a limiting side plate is clamped in the middle of the rotating shaft. There are two rotating shafts, which are symmetrically distributed on both sides of the positioning plate respectively. The end of the limiting side plate away from the rotating shaft is fixedly connected with an arc-shaped clamping plate, and the arc-shaped clamping plate is located on the side of the limiting side plate close to the protective rubber pad. An arc-shaped clamping groove is formed on the side of the protective rubber pad close to the limiting side plate, and the arc-shaped clamping groove is arranged in a circular ring shape on the side of the positioning plate and the protective rubber pad. The arc-shaped clamping plate is clamped inside the arc-shaped clamping groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The positioning of the metal parts to be punched is realized through the arranged positioning assembly. The two sliding blocks drive the two groups of L-shaped bearing frames and the positioning plates to move in opposite directions respectively. During the moving process, the two positioning plates punch the metal parts. The cooperation of the arranged bidirectional lead screw and the jacking cylinder makes the device applicable to parts of different sizes, improving the practicability of the device;

[0016] 2. The protection of the positioning plate and metal parts is achieved through the provided protection components, preventing the metal parts from rubbing against the positioning plate during the punching process, which may cause scratches on the surface of the metal parts and affect the quality of the metal parts. Moreover, the provided L-shaped mounting slide rails facilitate the connection of the protective rubber pad to the positioning plate, making it convenient to disassemble and replace the protective rubber pad, thereby improving the usability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural view of the overall device of the present utility model;

[0018] Figure 2 is a schematic structural view of the positioning component of the present utility model;

[0019] Figure 3 is a schematic structural view of the protection component of the present utility model;

[0020] Figure 4 is the present utility model Figure 3 The enlarged schematic structural view of part A in.

[0021] In the figure: 1, frame; 2, carrier; 3, punching component; 4, positioning component; 5, installation groove; 6, driving motor; 7, sliding groove; 8, bidirectional lead screw; 9, sliding block; 10, L-shaped carrier; 11, ejecting cylinder; 12, connecting rod; 13, positioning plate; 14, connecting disk; 15, protection component; 16, protective rubber pad; 17, L-shaped mounting slide rail; 18, connecting chute; 19, rotating shaft; 20, limiting side plate; 21, arc-shaped clamping plate; 22, arc-shaped clamping groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0023] Please refer to Figure 1 , Figure 2 As shown in, a high-precision punching device includes a frame 1, a carrier 2 is arranged at the top of the frame 1, and a punching component 3 is arranged in the middle of the top of the carrier 2, and a positioning component 4 is arranged in the middle of the top of the frame 1;

[0024] The positioning component 4 includes a driving motor 6. A bidirectional lead screw 8 is arranged on the side of the driving motor 6. A sliding block 9 is arranged on the outer wall of the bidirectional lead screw 8. An L-shaped bearing frame 10 is arranged on the top of the sliding block 9. A jacking cylinder 11 is arranged in the middle of the L-shaped bearing frame 10. One end of the jacking cylinder 11 is provided with a connecting rod 12. One end of the connecting rod 12 is provided with a connecting plate 14. A positioning plate 13 is arranged on the side of the connecting plate 14. A protective component 15 is arranged on the side of the positioning plate 13. An installation groove 5 is opened on one side of the top of the frame 1. The driving motor 6 is installed in the middle of the installation groove 5 through bolts. A sliding groove 7 is opened in the middle of the top of the frame 1 near the installation groove 5. The bidirectional lead screw 8 is installed in the middle of the sliding groove 7 through a bearing. The output end of the driving motor 6 is in transmission connection with the bidirectional lead screw 8. The outer wall of the bidirectional lead screw 8 is sleeved with the sliding block 9. There are two sliding blocks 9, which are symmetrically distributed at both ends of the bidirectional lead screw 8 respectively. The sliding block 9 is slidably connected inside the sliding groove 7. The top of the sliding block 9 is installed with the L-shaped bearing frame 10 through bolts. The L-shaped bearing frame 10 is arranged corresponding to the sliding block 9. The jacking cylinder 11 is installed in the middle of the side of the L-shaped bearing frame 10 through bolts. The movable end of the jacking cylinder 11 is installed with the connecting rod 12. One end of the connecting rod 12 far from the jacking cylinder 11 is installed with the connecting plate 14 through bolts. The positioning plate 13 is installed on the side of the connecting plate 14 far from the connecting rod 12 through bolts. The positioning plate 13 is located above the frame 1. The positioning of the metal parts to be punched is realized through the arranged positioning component 4. The two arranged sliding blocks 9 drive the two groups of L-shaped bearing frames 10 and the positioning plates 13 to move in opposite directions respectively. During the movement, the two positioning plates 13 punch the metal parts. The cooperation of the arranged bidirectional lead screw 8 and the jacking cylinder 11 enables the device to be applicable to parts of different sizes, improving the practicability of the device;

[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4As shown, the protection component 15 includes a protection rubber pad 16. A connecting chute 18 is provided at the top of the protection rubber pad 16, and an L-shaped mounting slide rail 17 is provided inside the connecting chute 18. An arc-shaped card slot 22 is provided on the side of the protection rubber pad 16, and an arc-shaped card plate 21 is provided in the middle of the arc-shaped card slot 22. A limiting side plate 20 is provided on the side of the arc-shaped card plate 21. A rotating shaft 19 is provided at one end of the limiting side plate 20. The side of the positioning plate 13 away from the connecting disk 14 is fixedly connected with an L-shaped mounting slide rail 17, and there are two L-shaped mounting slide rails 17, which are symmetrically distributed at the top and bottom of the side of the positioning plate 13 away from the connecting disk 14 respectively. A protection rubber pad 16 is provided between the two L-shaped mounting slide rails 17. A connecting chute 18 is opened at the top of the protection rubber pad 16, and there are two connecting chutes 18, which are symmetrically distributed at the top and bottom of the protection rubber pad 16 respectively. The L-shaped mounting slide rail 17 is slidably connected inside the connecting chute 18. The side of the positioning plate 13 is rotatably connected with a rotating shaft 19, and the limiting side plate 20 is clamped in the middle of the rotating shaft 19. There are two rotating shafts 19, which are symmetrically distributed on both sides of the positioning plate 13 respectively. The end of the limiting side plate 20 away from the rotating shaft 19 is fixedly connected with an arc-shaped card plate 21, and the arc-shaped card plate 21 is located on the side of the limiting side plate 20 close to the protection rubber pad 16. An arc-shaped card slot 22 is opened on the side of the protection rubber pad 16 close to the limiting side plate 20, and the arc-shaped card slot 22 is arranged in a circular ring shape on the sides of the positioning plate 13 and the protection rubber pad 16. The arc-shaped card plate 21 is clamped inside the arc-shaped card slot 22. Through the provided protection component 15, the positioning plate 13 and the metal part are protected, preventing the metal part from rubbing against the positioning plate 13 during the punching process, resulting in scratches on the surface of the metal part and affecting the quality of the metal part. Moreover, through the provided L-shaped mounting slide rail 17, the connection between the protection rubber pad 16 and the positioning plate 13 is facilitated, and the disassembly and replacement of the protection rubber pad 16 are convenient, improving the use convenience of the device.

[0026] It should be noted that the present utility model is a high-precision punching device. When in use, a metal part is placed in the middle of the top of the frame 1. The driving motor 6 drives the bidirectional lead screw 8 to rotate, so that the two sliding blocks 9 drive the two L-shaped bearing frames 10 and the ejecting cylinder 11 to move in opposite directions along the bidirectional lead screw 8. The L-shaped bearing frame 10 drives the ejecting cylinder 11 and the positioning plate 13 to contact the metal part. A protective rubber pad 16 is installed on the side of the positioning plate 13. The protective rubber pad 16 protects the metal part, and at the same time increases the friction force between the positioning plate 13 and the contact surface of the metal part, improving the stability of positioning. When disassembling, rotate the limiting side plate 20 so that the limiting side plate 20 rotates along the rotating shaft 19. The arc-shaped clamping plate 21 on one side of the limiting side plate 20 rotates along the arc-shaped card slot 22 on the side of the protective rubber pad 16 into the arc-shaped card slot 22 on the side of the positioning plate 13. Then pull the protective rubber pad 16, so that the L-shaped installation slide rail 17 slides in the connection chute 18 at the top and bottom of the protective rubber pad 16, separating the L-shaped installation slide rail 17 from the connection chute 18, completing the separation of the protective rubber pad 16 and the positioning plate 13. Then, install a new protective rubber pad 16 on the side of the positioning plate 13 by repeating the above operations in reverse.

[0027] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A high-precision punching device, comprising a frame (1), characterized in that: A carrier frame (2) is provided at the top of the frame (1), and a punching component (3) is provided in the middle of the top of the carrier frame (2). A positioning component (4) is provided in the middle of the top of the frame (1). The positioning component (4) includes a driving motor (6). A bidirectional lead screw (8) is provided on the side of the driving motor (6). A sliding block (9) is provided on the outer wall of the bidirectional lead screw (8). An L-shaped carrier frame (10) is provided on the top of the sliding block (9). A jacking cylinder (11) is provided in the middle of the L-shaped carrier frame (10). One end of the jacking cylinder (11) is provided with a connecting rod (12). One end of the connecting rod (12) is provided with a connecting plate (14). A positioning plate (13) is provided on the side of the connecting plate (14). A protective component (15) is provided on the side of the positioning plate (13). The protective component (15) includes a protective rubber pad (16). A connecting chute (18) is provided on the top of the protective rubber pad (16). An L-shaped mounting slide rail (17) is provided inside the connecting chute (18). An arc-shaped card slot (22) is provided on the side of the protective rubber pad (16). An arc-shaped card plate (21) is provided in the middle of the arc-shaped card slot (22). A limiting side plate (20) is provided on the side of the arc-shaped card plate (21). A rotating shaft (19) is provided at one end of the limiting side plate (20).

2. The high-precision punching device according to claim 1, wherein: An installation slot (5) is provided on one side of the top of the frame (1). The driving motor (6) is installed in the middle of the installation slot (5) through bolts. A sliding slot (7) is provided in the middle of the top of the frame (1) close to the installation slot (5). The bidirectional lead screw (8) is installed in the middle of the sliding slot (7) through a bearing. The output end of the driving motor (6) is in transmission connection with the bidirectional lead screw (8).

3. The high-precision punching device according to claim 2, characterized in that: The outer wall of the bidirectional lead screw (8) is sleeved with a sliding block (9). There are two sliding blocks (9), which are symmetrically distributed at both ends of the bidirectional lead screw (8) respectively. The sliding block (9) is slidably connected inside the sliding slot (7). The L-shaped carrier frame (10) is installed on the top of the sliding block (9) through bolts, and the L-shaped carrier frame (10) is arranged corresponding to the sliding block (9). The jacking cylinder (11) is installed in the middle of the side of the L-shaped carrier frame (10) through bolts.

4. The high-precision punching device according to claim 3, wherein: The movable end of the jacking cylinder (11) is installed with a connecting rod (12). The end of the connecting rod (12) far away from the jacking cylinder (11) is installed with a connecting plate (14) through bolts. The positioning plate (13) is installed on the side of the connecting plate (14) far away from the connecting rod (12) through bolts, and the positioning plate (13) is located above the frame (1).

5. A high-precision punching device according to claim 1, characterized in that: One side of the positioning plate (13) away from the connection plate (14) is fixedly connected with an L-shaped mounting slide rail (17), and there are two L-shaped mounting slide rails (17), which are symmetrically distributed at the top and bottom of one side of the positioning plate (13) away from the connection plate (14) respectively. A protective rubber pad (16) is arranged between the two L-shaped mounting slide rails (17). A connection chute (18) is formed at the top of the protective rubber pad (16), and there are two connection chutes (18), which are symmetrically distributed at the top and bottom of the protective rubber pad (16) respectively. The L-shaped mounting slide rail (17) is slidably connected inside the connection chute (18).

6. The high-precision punching device according to claim 5, characterized in that: A rotating shaft (19) is rotatably connected to the side surface of the positioning plate (13), and a limiting side plate (20) is clamped in the middle of the rotating shaft (19). There are two rotating shafts (19), which are symmetrically distributed on both sides of the positioning plate (13) respectively. One end of the limiting side plate (20) away from the rotating shaft (19) is fixedly connected with an arc-shaped clamping plate (21), and the arc-shaped clamping plate (21) is located on the side of the limiting side plate (20) close to the protective rubber pad (16). An arc-shaped clamping groove (22) is formed on the side of the protective rubber pad (16) close to the limiting side plate (20), and the arc-shaped clamping groove (22) is arranged in a circular ring shape on the side surfaces of the positioning plate (13) and the protective rubber pad (16). The arc-shaped clamping plate (21) is clamped inside the arc-shaped clamping groove (22).

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