Multi-station stamping device for connector terminals
By designing components such as connecting seats, guide seats, hydraulic cylinders, and motors, independent station control of multi-station stamping devices is achieved, solving the problem of the number of stations being unadjustable in existing technologies, thus improving stamping efficiency and reducing costs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- KUNSHAN QIECHENG PRECISE DIANZI CO LTD
- Filing Date
- 2025-06-26
- Publication Date
- 2026-06-30
Smart Images
Figure CN224423934U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of stamping technology, specifically to a multi-station stamping device for connector terminals. Background Technology
[0002] Connector terminals are key components in electronic and electrical systems used to achieve electrical connections. They are typically composed of metal conductors and insulating materials, and their core function is to ensure the stable and reliable transmission of current or signals between different circuits or devices. Stamping is a processing procedure that shapes sheet or roll material into specific forms. A multi-station stamping machine is a machine tool used to stamp multiple parts simultaneously. In the production of electronic components, multi-station stamping machines are commonly used to process small, complex-shaped parts.
[0003] Chinese Patent Publication No. CN210208389U, authorized on March 31, 2020, discloses a multi-station stamping device, including a worktable with a turntable. Four dies are circumferentially mounted on the turntable. A first drive motor is fixedly mounted at the lower end of the worktable, its output axis extending upwards and passing through the worktable, coaxially connected to the turntable. The device also includes a gantry frame with a mounting plate fixedly mounted at its upper end. A first stamping mechanism and a second stamping mechanism are fixedly mounted downwards on the mounting plate. A first groove is formed in the upper surface of each die, and a second groove is formed at the bottom of the first groove. A through hole is provided on the die, penetrating the bottom of the second groove. Through holes are provided on the worktable and turntable opposite the through hole. A support mechanism is provided below the worktable opposite the through hole, directly opposite the first stamping mechanism. This device can continuously stamp blanks and has a high degree of automation.
[0004] The existing multi-station stamping equipment operates with stamping stations running simultaneously. The stamping mechanism cannot operate independently, and the number of stations cannot be selected according to stamping requirements. Multiple stamping mechanisms need to operate together, which increases stamping costs, reduces the practicality of the multi-station stamping equipment, and cannot meet the usage requirements. Utility Model Content
[0005] The purpose of this utility model is to provide a multi-station stamping device for connector terminals, in order to solve the problems mentioned in the background art, such as the stamping stations in the existing multi-station stamping devices operating simultaneously, the stamping mechanism not being able to operate independently, the inability to select the number of stations according to stamping requirements, the need for multiple stamping mechanisms to operate together, which increases stamping costs, reduces the practicality of the multi-station stamping device, and fails to meet the usage requirements.
[0006] To achieve the above objectives, this utility model provides the following technical solution: a multi-station stamping device for connector terminals, comprising a device body, a lower die base disposed on the inner side of the device body, and the lower die base being connected to the device body by screws; a stamping cavity disposed at the upper end of the lower die base, the four stamping cavities being disposed at equal intervals at the upper end of the lower die base; a connecting seat disposed above the lower die base, the four connecting seats being disposed at equal intervals; a hydraulic cylinder disposed above each of the four connecting seats, and the hydraulic cylinder being connected to the device body by screws; the telescopic end of the hydraulic cylinder being connected to the connecting seat; an elastic connecting seat disposed below the connecting seat, and the elastic connecting seat being fixedly connected to the connecting seat; a punch disposed below the elastic connecting seat, and the punch being connected to the elastic connecting seat by screws; the punch being disposed correspondingly to the stamping cavity; and an electrical control box disposed on one side of the device body, and the electrical control box being connected to the device body by screws.
[0007] Preferably, a sliding groove is provided on the side wall of the connecting seat, and a slider is provided on the other side of the connecting seat. The slider is fixedly connected to the connecting seat, the slider is correspondingly provided with the sliding groove, and the slider is slidably connected with the adjacent connecting seat.
[0008] Preferably, the inner side of the device body is provided with guide seats, there are two guide seats, and the guide seats are connected to the device body by screws. The two guide seats are arranged on both sides of the connecting seat and are slidably connected to the connecting seat. The guide seats are U-shaped.
[0009] Preferably, a push rod is provided at the bottom of the stamping cavity, and the push rod is slidably connected to the main body of the device and the lower die base. A motor is provided on one side of the main body of the device, and the motor is connected to the main body of the device by screws. A rotating shaft is provided inside the main body of the device, and the rotating shaft is rotatably connected to the main body of the device. One end of the rotating shaft is connected to the output end of the motor. Four cams are provided on the outside of the rotating shaft, and the cams are fixedly connected to the rotating shaft. The four cams are equidistantly arranged on the outside of the rotating shaft, and the cams are located below the push rod.
[0010] Preferably, the lower end of the push rod is provided with a roller, and the roller is rotatably connected to the push rod.
[0011] Preferably, a horizontal plate is provided on the outside of the top rod, and the horizontal plate is fixedly connected to the top rod. A compression spring is provided below the horizontal plate. There are two compression springs, and the two compression springs are located on both sides of the top rod. The two ends of the compression springs are fixedly connected to the main body of the device and the horizontal plate, respectively.
[0012] Preferably, vibration damping support seats are provided at both ends of the main body of the device, and there are two vibration damping support seats, which are fixedly connected to the main body of the device.
[0013] Compared with the prior art, the beneficial effects of this utility model are:
[0014] 1. This utility model device, through the arrangement of connecting seats, guide seats, hydraulic cylinders, slides, and sliders, uses hydraulic cylinders to drive the connecting seats to rise and fall, and the connecting seats to fall the punch. The falling punch contacts the workpiece and applies pressure, which, together with the lower die seat, realizes the stamping process. Each stamping structure is independently controlled by hydraulic cylinders, and the number of stations can be selected according to the stamping requirements, reducing unnecessary equipment occupation. The slider and slides slide to connect two adjacent connecting seats, and four connecting seats can be spliced into one. The guide seats play a guiding and limiting role for the rising and falling connecting seats, which can ensure that each connecting seat rises and falls smoothly and improve the stamping effect of each stamping structure.
[0015] 2. This utility model device is equipped with a motor, a rotating shaft, a push rod, a cam, a horizontal plate, and a compression spring. The motor drives the rotating shaft to rotate, and as the rotating shaft rotates, it drives the cam to rotate. When the cam protrusion contacts the push rod, it applies an upward thrust to the push rod, pushing out the terminal in the stamping chamber. When the cam protrusion separates from the push rod, the compression spring applies a pulling force to the horizontal plate, and under the action of the pulling force, it pulls the push rod downward to reset the push rod. Attached Figure Description
[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0017] Figure 2 For the present utility model Figure 1 A magnified view of a portion of area A;
[0018] Figure 3 This is a structural diagram of the connection between the connecting seat and the guide seat of this utility model;
[0019] Figure 4 This is a structural diagram of the connection between the rotating shaft and the push rod of this utility model.
[0020] In the diagram: 1. Main body of the device; 2. Vibration damping support; 3. Lower mold base; 4. Motor; 5. Electrical control box; 6. Connecting seat; 7. Guide seat; 8. Hydraulic cylinder; 9. Rotary shaft; 10. Stamping chamber; 11. Push rod; 12. Elastic connecting seat; 13. Punch; 14. Slide groove; 15. Slider; 16. Cam; 17. Horizontal plate; 18. Compression spring; 19. Roller. Detailed Implementation
[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.
[0022] Please see Figure 1-4This utility model provides an embodiment of a multi-station stamping device for connector terminals, comprising a device body 1, a lower die base 3 disposed on the inner side of the device body 1, and the lower die base 3 being connected to the device body 1 by screws, a stamping cavity 10 disposed at the upper end of the lower die base 3, four stamping cavities 10 being disposed, and the four stamping cavities 10 being disposed at equal intervals at the upper end of the lower die base 3, a connecting seat 6 disposed above the lower die base 3, four connecting seats 6 being disposed, a hydraulic cylinder 8 disposed above each of the four connecting seats 6, and the hydraulic cylinder 8 being connected to the device body 1 by screws, the telescopic end of the hydraulic cylinder 8 being connected to the connecting seat 6, an elastic connecting seat 12 disposed below the connecting seat 6, and the elastic connecting seat 12 being fixedly connected to the connecting seat 6, a punch 13 disposed below the elastic connecting seat 12, and the punch 13 being connected to the elastic connecting seat 12 by screws, the punch 13 being disposed correspondingly to the stamping cavity 10, and an electrical control box 5 disposed on one side of the device body 1, and the electrical control box 5 being connected to the device body 1 by screws.
[0023] In use: Place the workpiece on the lower die base 3, drive the hydraulic cylinder 8 according to the stamping requirements, the hydraulic cylinder 8 drives the connecting seat 6 to rise and fall, and as the connecting seat 6 falls, the punch 13 falls down. The falling punch 13 contacts the workpiece and applies pressure, and works with the lower die base 3 to realize the stamping process. Multiple stamping structures are independently controlled by the hydraulic cylinder 8, and the number of stations can be selected according to the stamping requirements to reduce unnecessary equipment occupation.
[0024] Please see Figure 1 and Figure 3 A sliding groove 14 is provided on the side wall of the connecting seat 6, and a slider 15 is provided on the other side of the connecting seat 6. The slider 15 is fixedly connected to the connecting seat 6, and the slider 15 is correspondingly set with the sliding groove 14. The slider 15 is slidably connected to the adjacent connecting seat 6. A guide seat 7 is provided on the inner side of the device body 1. There are two guide seats 7, and the guide seats 7 are connected to the device body 1 by screws. The two guide seats 7 are set on both sides of the connecting seat 6, and the guide seats 7 are slidably connected to the connecting seat 6. The guide seats 7 are U-shaped. The slider 15 and the sliding groove 14 slidably connect two adjacent connecting seats 6, so that four connecting seats 6 can be spliced into one. The guide seats 7 play a guiding and limiting role for the lifting and lowering of the connecting seats 6, which can ensure that each connecting seat 6 lifts and lowers smoothly and improve the stamping effect of each group of stamping structures.
[0025] Please see Figure 1 , Figure 2 and Figure 4A push rod 11 is provided at the bottom of the stamping cavity 10, and the push rod 11 is slidably connected to the main body 1 and the lower die base 3. A motor 4 is provided on one side of the main body 1, and the motor 4 is connected to the main body 1 by screws. A rotating shaft 9 is provided inside the main body 1, and the rotating shaft 9 is rotatably connected to the main body 1. One end of the rotating shaft 9 is connected to the output end of the motor 4. A cam 16 is provided on the outside of the rotating shaft 9. There are four cams 16, and the cams 16 are fixedly connected to the rotating shaft 9. The four cams 16 are equidistantly arranged on the outside of the rotating shaft 9, and the cams 16 are located below the push rod 11. A roller 19 is provided at the lower end of the push rod 11, and the roller 19 is rotatably connected to the push rod 11. A horizontal plate 17 is provided on the outside of the push rod 11, and the horizontal plate 17 is fixedly connected to the push rod 11. A compression spring 18 is provided below. There are two compression springs 18, and they are located on both sides of the push rod 11. The two ends of the compression spring 18 are fixedly connected to the main body 1 and the horizontal plate 17, respectively. There are two vibration damping support seats 2 at the bottom of both ends of the main body 1. The vibration damping support seats 2 are fixedly connected to the main body 1. The motor 4 is turned on to drive the rotating shaft 9 to rotate. As the rotating shaft 9 rotates, it drives the cam 16 to rotate. When the protruding part of the cam 16 contacts the push rod 11, it applies an upward thrust to the push rod 11 and pushes out the terminal in the stamping chamber 10. When the protruding part of the cam 16 separates from the push rod 11, the compression spring 18 applies a pulling force to the horizontal plate 17. Under the action of the pulling force, the push rod 11 is pulled down to reset the push rod 11.
[0026] Working principle: The workpiece is placed on the lower die base 3. The hydraulic cylinder 8 is driven according to the stamping requirements. The hydraulic cylinder 8 drives the connecting seat 6 to rise and fall. As the connecting seat 6 falls, the punch 13 falls down. The falling punch 13 contacts the workpiece and applies pressure. It works with the lower die base 3 to realize the stamping process. Multiple stamping structures are independently controlled by the hydraulic cylinder 8. The number of stations can be selected according to the stamping requirements. The motor 4 is turned on to drive the rotating shaft 9 to rotate. As the rotating shaft 9 rotates, the cam 16 rotates. When the protruding part of the cam 16 contacts the ejector rod 11, it applies an upward thrust to the ejector rod 11 and pushes out the terminal in the stamping cavity 10. When the protruding part of the cam 16 separates from the ejector rod 11, the compression spring 18 applies a pulling force to the horizontal plate 17. Under the action of the pulling force, the ejector rod 11 is pulled down and reset.
[0027] The contents not described in detail in this specification are existing technologies known to those skilled in the art.
[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 multi-station press device for connector terminals, comprising a device body (1), characterized in that: A lower die base (3) is provided on the inner side of the main body (1) of the device, and the lower die base (3) is connected to the main body (1) of the device by screws. A stamping cavity (10) is provided at the upper end of the lower die base (3). There are four stamping cavities (10), and the four stamping cavities (10) are equidistantly arranged at the upper end of the lower die base (3). A connecting seat (6) is provided above the lower die base (3). There are four connecting seats (6). A hydraulic cylinder (8) is provided above each of the four connecting seats (6), and the hydraulic cylinder (8) is connected to the main body (1) of the device by screws. The telescopic end of the hydraulic cylinder (8) is connected to the connecting seat (6). An elastic connecting seat (12) is provided below the connecting seat (6), and the elastic connecting seat (12) is fixedly connected to the connecting seat (6). A punch (13) is provided below the elastic connecting seat (12), and the punch (13) is connected to the elastic connecting seat (12) by screws. The punch (13) is correspondingly provided to the stamping chamber (10). An electrical control box (5) is provided on one side of the device body (1), and the electrical control box (5) is connected to the device body (1) by screws.
2. The multi-station stamping device for connector terminals according to claim 1, characterized in that: A sliding groove (14) is provided on the side wall of the connecting seat (6), and a slider (15) is provided on the other side of the connecting seat (6). The slider (15) is fixedly connected to the connecting seat (6). The slider (15) is correspondingly provided with the sliding groove (14), and the slider (15) is slidably connected to the adjacent connecting seat (6).
3. The multi-station stamping device for connector terminals according to claim 1, characterized in that: The inner side of the main body (1) of the device is provided with a guide seat (7). There are two guide seats (7), and the guide seats (7) are connected to the main body (1) of the device by screws. The two guide seats (7) are located on both sides of the connecting seat (6), and the guide seats (7) are slidably connected to the connecting seat (6). The guide seats (7) are U-shaped.
4. The multi-station stamping device for connector terminals according to claim 1, characterized in that: The bottom of the stamping cavity (10) is provided with a push rod (11), and the push rod (11) is slidably connected to the device body (1) and the lower die base (3). A motor (4) is provided on one side of the device body (1), and the motor (4) is connected to the device body (1) by screws. A rotating shaft (9) is provided inside the device body (1), and the rotating shaft (9) is rotatably connected to the device body (1). One end of the rotating shaft (9) is connected to the output end of the motor (4). A cam (16) is provided on the outside of the rotating shaft (9). There are four cams (16), and the cams (16) are fixedly connected to the rotating shaft (9). The four cams (16) are equidistantly arranged on the outside of the rotating shaft (9), and the cams (16) are located below the push rod (11).
5. The multi-station stamping device for connector terminals according to claim 4, characterized in that: The lower end of the top rod (11) is provided with a roller (19), and the roller (19) is rotatably connected to the top rod (11).
6. The multi-station stamping device for connector terminals according to claim 5, characterized in that: A horizontal plate (17) is provided on the outside of the top rod (11), and the horizontal plate (17) is fixedly connected to the top rod (11). A compression spring (18) is provided below the horizontal plate (17). There are two compression springs (18), and the two compression springs (18) are provided on both sides of the top rod (11). The two ends of the compression springs (18) are fixedly connected to the main body (1) of the device and the horizontal plate (17) respectively.
7. The multi-station stamping device for connector terminals according to claim 1, characterized in that: Vibration damping support seats (2) are provided at both ends of the main body (1) of the device. There are two vibration damping support seats (2), and the vibration damping support seats (2) are fixedly connected to the main body (1) of the device.