Universal pin clamping device of connector

Abstract

The utility model relates to the technical field of connector production, and discloses a universal contact pin clamping device of a connector, which comprises a workbench, a moving plate is fixedly mounted at the rear end of the upper surface of the workbench, a moving box is arranged on the upper surface of the moving plate, rectangular sliding grooves are formed in the rear ends of the surfaces of the two sides of the moving box, and the rectangular sliding grooves are matched with the rectangular sliding grooves. A rectangular sliding groove is formed in the upper surface of the workbench, a plastic body clamping device is arranged in the rectangular sliding groove, a T-shaped sliding groove is formed in the upper surface of the moving plate, a moving device is arranged in the T-shaped sliding groove, a lifting plate is fixedly installed at the front end of the upper surface of the workbench, and a pin clamping device is arranged above the lifting plate. Through the arrangement of the pin clamping device, the plastic body clamping device, the moving device and the electric telescopic rod, round pins of different sizes can be used for carrying out pin insertion on all the positions of the front face of a plastic body, adjustment can be carried out according to different distances between connectors of different sizes and the pins, the production flexibility is improved, and the production efficiency is improved. And the production efficiency of the connector is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of connector production, in particular to a universal pin clamping device for a connector. Background Art

[0002] Connectors, also known as connectors, are used to connect two active devices to transmit current or signals. Connectors are generally composed of pins and plastic bodies. The pins have rectangular or circular structures, and the common plastic bodies are polyhedral structures.

[0003] When most existing devices are used to produce controllers, the size of the device for clamping circular pins for insertion is fixed. This means that when circular pins of different sizes need to be inserted, devices of other sizes need to be replaced to clamp circular pins of different sizes for insertion, which increases the cost of connector production, reduces the efficiency of connector production, and is not conducive to connector production. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a universal pin clamping device for a connector, which can use circular pins of different sizes to insert pins at all places on the front side of a plastic body, and can be adjusted according to the different spacings between connectors of different sizes and pins, thereby increasing the flexibility of production and thus improving the production efficiency of the connector, etc., and solves the problem that when circular pins of different sizes need to be inserted, the device needs to be replaced with a device of other sizes to clamp circular pins of different sizes for insertion, which increases the cost of connector production, reduces the efficiency of connector production, and is not conducive to the production of connectors.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a universal pin clamping device for a connector, comprising a workbench, a controller is fixedly installed on the right side of the front end of the upper surface of the workbench, a moving plate and a lifting plate are arranged on the upper surface of the workbench, a moving plate is fixedly installed on the rear end of the upper surface of the workbench, a moving box is arranged on the upper surface of the moving plate, the front side surface of the moving box is opened, and rectangular sliding grooves are opened on the rear ends of the two side surfaces of the moving box, and a plastic body clamping device is arranged inside the rectangular sliding groove, and the plastic body clamping device is used to clamp and fix plastic bodies of different sizes;

[0008] The upper surface of the moving plate is provided with a T-shaped sliding groove, and a moving device is arranged inside the T-shaped sliding groove, and the moving device is used to drive the moving box and plastic bodies of different sizes to move left and right;

[0009] A lifting plate is fixedly installed on the front end of the upper surface of the workbench, a lifting installation slot is opened on the upper end of the lifting plate, a first electric telescopic rod is fixedly installed on the front inner wall of the lifting installation slot, a rectangular sliding plate is fixedly installed on the telescopic end of the first electric telescopic rod, and the rectangular sliding plate is slidably connected to the inner wall of the lifting installation slot;

[0010] The upper surface of the rectangular sliding plate is fixedly mounted with a second electric telescopic rod, the telescopic end of the second electric telescopic rod is fixedly mounted with a rectangular mounting block, a circular mounting groove is provided on the rear end surface of the rectangular mounting block, a pin clamping device is provided inside the circular mounting groove, and the pin clamping device is used to clamp circular pins of different sizes;

[0011] Wherein, the first electric telescopic rod and the second electric telescopic rod are both electrically connected to the controller.

[0012] Preferably, the plastic body clamping device comprises a first motor, which is fixedly mounted on the rear surface of the moving box, and the output end of the first motor rotates through the interior of the rectangular sliding groove and rotates to extend to the front inner wall of the rectangular sliding groove, and a gear is arranged on the outer surface of the output end of the first motor;

[0013] A toothed plate is slidably arranged on the right side of the inner upper surface of the rectangular sliding groove, and the toothed plate is meshed with the gear. A similar toothed plate is arranged on the left side of the inner lower surface of the rectangular sliding groove, and the similar toothed plate is meshed with the gear.

[0014] The two tooth plates are arranged to rotate 180° with the gear as the center.

[0015] Wherein, the first motor is electrically connected to the controller.

[0016] Preferably, the two ends of the two tooth plates facing away from each other are fixedly connected with L-shaped sliding plates, and the two L-shaped sliding plates are arranged in a mirror image, and the transverse plates of the two L-shaped sliding plates are slidably connected to the inner wall of the rectangular sliding groove;

[0017] The corresponding ends of the vertical plates of the two L-shaped sliding plates are fixedly connected with the sliding plates, and the corresponding ends of the two sliding plates slide through the interior of the moving box, and the corresponding ends of the two sliding plates are fixedly installed with clamping plates.

[0018] Preferably, the moving device includes a second motor, which is fixedly mounted on the right outer surface of the moving plate, and the output end of the second motor rotates and penetrates into the interior of the T-shaped sliding groove;

[0019] Wherein, a threaded rod is arranged inside the T-shaped sliding groove, the right end of the threaded rod is fixedly connected to the output end of the second motor, and the left end of the threaded rod is rotatably mounted on the left inner wall of the T-shaped sliding groove;

[0020] The outer surface of the threaded rod is threadedly connected with a T-shaped sliding block, the T-shaped sliding block is adapted to the T-shaped sliding groove, and the T-shaped sliding block is slidably connected to the inner wall of the T-shaped sliding groove;

[0021] Wherein, the upper end of the T-shaped sliding block is fixedly connected to the lower surface of the moving box.

[0022] Wherein, the second motor is electrically connected to the controller.

[0023] Preferably, the pin clamping device comprises a connecting column, which is fixedly connected to the front inner wall of the circular mounting groove, and a limit block is fixedly installed at the front end of the connecting column;

[0024] Among them, a third electric telescopic rod is fixedly installed on the outer surface of the connecting column, and an arc-shaped clamping plate is fixedly installed on the telescopic end of the third electric telescopic rod.

[0025] Wherein, the third electric telescopic rod is electrically connected to the controller.

[0026] Preferably, the number of the third electric telescopic rods is four, and the four third electric telescopic rods are arranged in a circular array with the connecting column as the center;

[0027] Among them, the number of arc-shaped clamps is also four, and the four arc-shaped clamps are arranged in a circular array with the connecting column as the center. The four arc-shaped clamps can form a cylinder with the connecting column as the center and the diameter of the limit block as the diameter.

[0028] (III) Beneficial effects

[0029] Compared with the prior art, the utility model provides a universal pin clamping device for a connector, which has the following beneficial effects:

[0030] 1. The universal pin clamping device of the connector, through the setting of the pin clamping device, when it is necessary to produce connectors with circular pins of different sizes, the length of the four third electric telescopic rods can be adjusted, thereby adjusting the size of the four arc-shaped clamping plates to use circular pins of different sizes for pin insertion, thereby reducing production costs, increasing production flexibility, thereby improving the production efficiency of the connector, and facilitating the production of the connector.

[0031] 2. The universal pin clamping device of the connector, through the setting of the plastic body clamping device, the moving device and the electric telescopic rod, can drive the pin clamping device to insert pins at all places on the front side of the plastic body. It can be adjusted according to connectors of different sizes and connectors with different pin spacings can be produced, which improves the work efficiency of workers and further improves the production efficiency of connectors. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1This is a schematic diagram of the overall structure of a universal pin clamping device of a connector of the utility model;

[0033] Figure 2 It is a schematic diagram of the cutaway structure of the plastic body clamping device of the utility model;

[0034] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0035] Figure 4 This is a schematic diagram of the detailed internal structure of the lifting plate of the utility model;

[0036] Figure 5 for Figure 4 The enlarged structural diagram at B in the middle;

[0037] Figure 6 It is a schematic diagram of the cutaway structure of the mobile device of the utility model;

[0038] Figure 7 It is a schematic diagram of the connection cross-sectional structure of the pin clamping device of the utility model.

[0039] In the figure: 1. workbench; 2. controller; 3. moving plate; 4. lifting plate; 5. moving box; 6. rectangular sliding groove; 7. first motor; 8. T-shaped sliding groove; 9. lifting installation groove; 10. first electric telescopic rod; 11. rectangular sliding plate; 12. second electric telescopic rod; 13. rectangular mounting block; 14. circular mounting groove; 15. gear; 16. tooth plate; 17. L-shaped sliding plate; 18. sliding plate; 19. clamping plate; 20. second motor; 21. threaded rod; 22. T-shaped sliding block; 23. connecting column; 24. limit block; 25. third electric telescopic rod; 26. arc clamping plate. DETAILED DESCRIPTION

[0040] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0041] See also Figure 1-7The utility model provides a new technical solution: a universal pin clamping device for a connector, comprising a workbench 1, a controller 2 is fixedly installed on the right side of the front end of the upper surface of the workbench 1, a moving plate 3 and a lifting plate 4 are arranged on the upper surface of the workbench 1, a moving plate 3 is fixedly installed on the rear end of the upper surface of the workbench 1, a moving box 5 is arranged on the upper surface of the moving plate 3, the front side surface of the moving box 5 is opened, and rectangular sliding grooves 6 are opened on the rear ends of the two side surfaces of the moving box 5, and a plastic body clamping device is arranged inside the rectangular sliding groove 6, and the plastic body clamping device is used to clamp and fix plastic bodies of different sizes;

[0042] The upper surface of the movable plate 3 is provided with a T-shaped sliding groove 8, and a moving device is arranged inside the T-shaped sliding groove 8, and the moving device is used to drive the moving box 5 and the plastic bodies of different sizes to move left and right;

[0043] Among them, a lifting plate 4 is fixedly installed at the front end of the upper surface of the workbench 1, and a lifting installation groove 9 is opened at the upper end of the lifting plate 4. A first electric telescopic rod 10 is fixedly installed on the front inner wall of the lifting installation groove 9. A rectangular sliding plate 11 is fixedly installed at the telescopic end of the first electric telescopic rod 10, and the rectangular sliding plate 11 is slidably connected with the inner wall of the lifting installation groove 9;

[0044] Among them, a second electric telescopic rod 12 is fixedly installed on the upper surface of the rectangular sliding plate 11, and a rectangular mounting block 13 is fixedly installed on the telescopic end of the second electric telescopic rod 12. A circular mounting groove 14 is opened on the rear end surface of the rectangular mounting block 13, and a pin clamping device is arranged inside the circular mounting groove 14. The pin clamping device is used to clamp circular pins of different sizes;

[0045] The first electric telescopic rod 10 and the second electric telescopic rod 12 are both electrically connected to the controller 2 .

[0046] Further, the plastic body clamping device includes a first motor 7, which is fixedly mounted on the rear side surface of the moving box 5, and the output end of the first motor 7 rotates through the inside of the rectangular sliding groove 6 and rotates to extend to the front end inner wall of the rectangular sliding groove 6, and the outer surface of the output end of the first motor 7 is provided with a gear 15;

[0047] A toothed plate 16 is slidably disposed on the right side of the inner upper surface of the rectangular sliding groove 6, and the toothed plate 16 is meshed and connected with the gear 15. A similar toothed plate 16 is disposed on the left side of the inner lower surface of the rectangular sliding groove 6, and the similar toothed plate 16 is meshed and connected with the gear 15.

[0048] The two tooth plates 16 are arranged to be rotated 180° with the gear 15 as the center.

[0049] The first motor 7 is electrically connected to the controller 2 .

[0050] Furthermore, the two tooth plates 16 are fixedly connected to the opposite ends thereof with L-shaped sliding plates 17, and the two L-shaped sliding plates 17 are arranged in a mirror image, and the transverse plates of the two L-shaped sliding plates 17 are slidably connected to the inner wall of the rectangular sliding groove 6;

[0051] The corresponding ends of the vertical plates of the two L-shaped sliding plates 17 are fixedly connected with sliding plates 18, and the corresponding ends of the two sliding plates 18 slide through the interior of the moving box 5, and the corresponding ends of the two sliding plates 18 are fixedly installed with clamping plates 19.

[0052] Furthermore, the moving device includes a second motor 20, which is fixedly mounted on the right outer surface of the moving plate 3, and the output end of the second motor 20 rotates and penetrates into the interior of the T-shaped sliding groove 8;

[0053] A threaded rod 21 is disposed inside the T-shaped sliding groove 8, the right end of the threaded rod 21 is fixedly connected to the output end of the second motor 20, and the left end of the threaded rod 21 is rotatably mounted on the left inner wall of the T-shaped sliding groove 8;

[0054] The outer surface of the threaded rod 21 is threadedly connected with a T-shaped sliding block 22, the T-shaped sliding block 22 is adapted to the T-shaped sliding groove 8, and the T-shaped sliding block 22 is slidably connected to the inner wall of the T-shaped sliding groove 8;

[0055] The upper end of the T-shaped sliding block 22 is fixedly connected to the lower surface of the moving box 5 .

[0056] The second motor 20 is electrically connected to the controller 2 .

[0057] Further, the first motor 7 is started by the controller 2, and the output end of the first motor 7 rotates to drive the gear 15 to rotate, and the gear 15 drives the two tooth plates 16 meshing therewith to move toward opposite ends, thereby driving the two sliding plates 18 to move synchronously toward opposite ends through the two L-shaped sliding plates 17, and the two sliding plates 18 drive the two clamping plates 19 to separate, and put the plastic body between the two clamping plates 19, and then the first motor 7 is controlled by the controller 2 to reverse its output end, drive the gear 15 to reverse, so that the two tooth plates 16 move toward the corresponding ends, thereby driving the two clamping plates 19 to move closer and fix the plastic body, and then the first electric telescopic rod 10 is started by the controller 2, and the first electric telescopic rod 10 drives the rectangular sliding plate 11 fixedly connected thereto to move toward the rear end of the lifting installation slot 9, and drives the second electric telescopic rod 12 thereon to move backward synchronously, and the second electric telescopic rod 12 is started, which drives the rectangular sliding plate 11 fixedly connected to the telescopic end to move backward synchronously, and the second electric telescopic rod 12 is started, which drives the second electric telescopic rod 12 fixedly connected to the telescopic end to move backward synchronously. The connected rectangular mounting block 13 moves upward so that the pin clamping device in the circular mounting groove 14 on the rectangular mounting block 13 is aligned with the plastic body, and then the circular pin on the pin clamping device is aligned with the place where the pin needs to be inserted, and the first electric telescopic rod 10 is started again to insert the circular pin into the plastic body. After that, the four third electric telescopic rods are started to make the four arc-shaped clamping plates 26 leave the circular pin, thereby loosening the circular pin, and then the telescopic end of the first electric telescopic rod 10 is moved forward by the controller 2 to drive the pin clamping device to move forward, and the above steps are repeated to produce. Through the setting of the plastic body clamping device, the moving device and the electric telescopic rod, the pin clamping device can be driven to insert pins at all places on the front of the plastic body, and can be adjusted according to connectors of different sizes to produce connectors with different pin spacings, thereby improving the work efficiency of workers and further improving the production efficiency of connectors.

[0058] Furthermore, the pin clamping device includes a connecting column 23, which is fixedly connected to the front inner wall of the circular mounting groove 14, and a limit block 24 is fixedly installed at the front end of the connecting column 23;

[0059] A third electric telescopic rod 25 is fixedly mounted on the outer surface of the connecting column 23 , and an arc-shaped clamping plate 26 is fixedly mounted on the telescopic end of the third electric telescopic rod 25 .

[0060] The third electric telescopic rod 25 is electrically connected to the controller 2 .

[0061] Further, the number of the third electric telescopic rods 25 is four, and the four third electric telescopic rods 25 are arranged in a circular array with the connecting column 23 as the center;

[0062] Among them, the number of arc-shaped clamping plates 26 is also four, and the four arc-shaped clamping plates 26 are arranged in a circular array with the connecting column 23 as the center. The four arc-shaped clamping plates 26 can form a cylinder with the connecting column 23 as the center and the diameter of the limit block 24 as the diameter.

[0063] Furthermore, the lengths of the four third electric telescopic rods 25 in the pin clamping device are adjusted through the controller 2, so that the four arc-shaped clamping plates 26 are moved around so that the position in the middle of the four arc-shaped clamping plates 26 is adjusted to the maximum, and then the circular pins of the required production size are placed in the pin clamping device, and the four arc-shaped clamping plates 26 are moved toward the middle to fix the circular pins. Through the setting of the pin clamping device, when connectors with circular pins of different sizes need to be produced, the lengths of the four third electric telescopic rods 25 can be adjusted to adjust the size of the four arc-shaped clamping plates 26, so that circular pins of different sizes can be used for insertion, which reduces production costs, increases production flexibility, and thereby improves the production efficiency of connectors, which is beneficial to the production of connectors.

[0064] Working principle: When using this device, the length of the four third electric telescopic rods 25 in the pin clamping device is adjusted through the controller 2, so that the four arc-shaped clamping plates 26 are moved to the surroundings, so that the middle position of the four arc-shaped clamping plates 26 is adjusted to the maximum, and then the circular pins of the required production size are placed in the pin clamping device, and the four arc-shaped clamping plates 26 are moved to the middle to fix the circular pins. Through the setting of the pin clamping device, when connectors with circular pins of different sizes need to be produced, the length of the four third electric telescopic rods 25 can be adjusted to adjust the size of the four arc-shaped clamping plates 26, so that circular pins of different sizes can be used for production. The pin reduces the production cost and increases the flexibility of production, thereby improving the production efficiency of the connector, which is beneficial to the production of the connector. Then, the first motor 7 is started through the controller 2. The output end of the first motor 7 rotates to drive the gear 15 to rotate. The gear 15 drives the two tooth plates 16 meshed with it to move toward the opposite ends, thereby driving the two sliding plates 18 to move synchronously toward the opposite ends through the two L-shaped sliding plates 17. The two sliding plates 18 drive the two clamping plates 19 to separate, and the plastic body is placed between the two clamping plates 19. Then, the first motor 7 is controlled by the controller 2 to reverse its output end, drive the gear 15 to reverse, and make the two tooth plates 16 move to the corresponding ends. The first electric telescopic rod 10 is then started by the controller 2, and the first electric telescopic rod 10 drives the rectangular sliding plate 11 fixedly connected thereto to move toward the rear end of the lifting installation slot 9, and drives the second electric telescopic rod 12 thereon to move backward synchronously, and the second electric telescopic rod 12 is started, and drives the rectangular mounting block 13 fixedly connected thereto to move upward, so that the pin clamping device in the circular mounting slot 14 on the rectangular mounting block 13 is aligned with the plastic body, and then the circular pin on the pin clamping device is aligned with the place where the pin needs to be inserted, and the first electric telescopic rod 10 is started again, so that Insert the circular pins into the plastic body, then start the four third electric telescopic rods to make the four arc-shaped clamping plates 26 leave the circular pins, thereby loosening the circular pins, and then move the telescopic end of the first electric telescopic rod 10 forward through the controller 2 to drive the pin clamping device to move forward, and repeat the above steps to produce. Through the setting of the plastic body clamping device, the moving device and the electric telescopic rod, the pin clamping device can be driven to insert pins at all places on the front side of the plastic body, and can be adjusted according to connectors of different sizes to produce connectors with different pin spacings, thereby improving the work efficiency of workers and further improving the production efficiency of connectors.

[0065] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A universal pin clamping device for a connector, comprising a workbench (1), a controller (2) being fixedly mounted on the front right side of the upper surface of the workbench (1), a moving plate (3) and a lifting plate (4) being arranged on the upper surface of the workbench (1), characterized in that: A movable plate (3) is fixedly mounted on the rear end of the upper surface of the workbench (1), a movable box (5) is arranged on the upper surface of the movable plate (3), the front side surface of the movable box (5) is opened, and rectangular sliding grooves (6) are arranged on the rear ends of the two side surfaces of the movable box (5), and a plastic body clamping device is arranged inside the rectangular sliding groove (6), and the plastic body clamping device is used to clamp and fix plastic bodies of different sizes; The upper surface of the movable plate (3) is provided with a T-shaped sliding groove (8), and a moving device is arranged inside the T-shaped sliding groove (8), and the moving device is used to drive the movable box (5) and the plastic bodies of different sizes to move left and right; A lifting plate (4) is fixedly mounted on the front end of the upper surface of the workbench (1); a lifting installation groove (9) is provided on the upper end of the lifting plate (4); a first electric telescopic rod (10) is fixedly mounted on the front inner wall of the lifting installation groove (9); a rectangular sliding plate (11) is fixedly mounted on the telescopic end of the first electric telescopic rod (10); and the rectangular sliding plate (11) is slidably connected to the inner wall of the lifting installation groove (9); A second electric telescopic rod (12) is fixedly mounted on the upper surface of the rectangular sliding plate (11); a rectangular mounting block (13) is fixedly mounted on the telescopic end of the second electric telescopic rod (12); a circular mounting groove (14) is provided on the rear end surface of the rectangular mounting block (13); a pin clamping device is provided inside the circular mounting groove (14); the pin clamping device is used to clamp circular pins of different sizes; Wherein, the first electric telescopic rod (10) and the second electric telescopic rod (12) are both electrically connected to the controller (2).

2. A universal pin clamping device for a connector according to claim 1, characterized in that: The plastic body clamping device comprises a first motor (7), the first motor (7) is fixedly mounted on the rear side surface of the moving box (5), the output end of the first motor (7) rotates to penetrate into the interior of the rectangular sliding groove (6), and rotates to extend to the front end inner wall of the rectangular sliding groove (6), and the outer surface of the output end of the first motor (7) is provided with a gear (15); A toothed plate (16) is slidably arranged on the right side of the inner upper surface of the rectangular sliding groove (6), and the toothed plate (16) is meshedly connected with the gear (15); a similar toothed plate (16) is arranged on the left side of the inner lower surface of the rectangular sliding groove (6), and the similar toothed plate (16) is meshedly connected with the gear (15); The two tooth plates (16) are arranged to rotate 180° with the gear (15) as the center. Wherein, the first motor (7) is electrically connected to the controller (2).

3. A universal pin clamping device for a connector according to claim 2, characterized in that: The two tooth plates (16) are fixedly connected to the opposite ends thereof with an L-shaped sliding plate (17), and the two L-shaped sliding plates (17) are arranged in a mirror image, and the transverse plates of the two L-shaped sliding plates (17) are slidably connected to the inner wall of the rectangular sliding groove (6); The corresponding ends of the vertical plates of the two L-shaped sliding plates (17) are fixedly connected to the sliding plates (18), and the corresponding ends of the two sliding plates (18) slide through the interior of the moving box (5), and the corresponding ends of the two sliding plates (18) are fixedly installed with clamping plates (19).

4. A universal pin clamping device for a connector according to claim 1, characterized in that: The moving device comprises a second motor (20), the second motor (20) is fixedly mounted on the right outer surface of the moving plate (3), and the output end of the second motor (20) rotates and penetrates into the interior of the T-shaped sliding groove (8); A threaded rod (21) is disposed inside the T-shaped sliding groove (8), the right end of the threaded rod (21) is fixedly connected to the output end of the second motor (20), and the left end of the threaded rod (21) is rotatably mounted on the left inner wall of the T-shaped sliding groove (8); The outer surface of the threaded rod (21) is threadedly connected with a T-shaped sliding block (22), the T-shaped sliding block (22) is adapted to the T-shaped sliding groove (8), and the T-shaped sliding block (22) is slidably connected to the inner wall of the T-shaped sliding groove (8); The upper end of the T-shaped sliding block (22) is fixedly connected to the lower surface of the moving box (5). Wherein, the second motor (20) is electrically connected to the controller (2).

5. The universal pin clamping device of a connector according to claim 1, characterized in that: The pin clamping device comprises a connecting column (23), the connecting column (23) is fixedly connected to the front inner wall of the circular mounting groove (14), and a limiting block (24) is fixedly installed at the front end of the connecting column (23); A third electric telescopic rod (25) is fixedly mounted on the outer surface of the connecting column (23), and an arc-shaped clamping plate (26) is fixedly mounted on the telescopic end of the third electric telescopic rod (25). Wherein, the third electric telescopic rod (25) is electrically connected to the controller (2).

6. A universal pin clamping device for a connector according to claim 5, characterized in that: The number of the third electric telescopic rods (25) is four, and the four third electric telescopic rods (25) are arranged in a circular array with the connecting column (23) as the center; The number of the arc-shaped clamping plates (26) is also four, and the four arc-shaped clamping plates (26) are arranged in a circular array with the connecting column (23) as the center. The four arc-shaped clamping plates (26) can form a cylinder with the connecting column (23) as the center and the diameter of the limit block (24) as the diameter.

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