Clamping device

Abstract

The clamping device comprises a telescopic adjusting rod, a first servo motor, a second servo motor, a third servo motor and an electric telescopic rod, a bottom plate is fixed to the bottom of the telescopic adjusting rod, a concave track is fixed to the top of the telescopic adjusting rod, the first servo motor is fixed to the side face of the concave track, and the second servo motor is fixed to the side face of the second servo motor. A first servo motor is fixed to the lower portion of the concave rail, a rotating lead screw is fixed to the output end of the first servo motor, a movable plate is arranged in the concave rail, a supporting plate is fixed to the lower portion of the connecting plate, side plates are fixed to the two ends of the supporting plate, and mounting plates are fixed to the bottoms of the side plates. According to the clamping device, a movable plate can be driven by a rotating lead screw to move in a threaded mode so that the movable plate can drive a workpiece to move left and right, meanwhile, a second servo motor is matched to drive a connecting rod to rotate so that the clamped workpiece can steer, and meanwhile, a third servo motor is matched to drive a supporting plate to rotate through a rotating shaft so that the angle of the clamped workpiece can be adjusted; and the use effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to robot automation, in particular to a clamping device. Background Art

[0002] Robot automation is a semi-autonomous or fully autonomous intelligent machine. With the development of automation, it has entered various production workshops. The clamping device is one of the most basic and simple structures on the robot, which is used to clamp the workpiece. However, there are still some defects in the existing robot automation clamping devices, such as:

[0003] The existing publication number CN216577851U discloses a robot automated clamping device, comprising a fixed frame, the fixed frame is provided with a clamping mechanism, the clamping mechanism comprises a clamping assembly that can be driven to move closer or farther away, and a first driving part that drives the clamping assembly to move, the fixed frame is also provided with a supporting mechanism, the supporting mechanism is located below the clamping mechanism, the supporting mechanism comprises a supporting plate, and a second driving part that drives the supporting plate to move;

[0004] In the above document, the objects are clamped by the relative movement of two clamping plates, which effectively improves the safety of the clamping device. At the same time, after the clamping mechanism clamps the objects, the supporting mechanism can prevent the objects from falling off during transportation, which effectively improves the safety performance of the clamping device. However, the above clamping device is not convenient for automatic adjustment of the workpiece in all directions and its use is relatively limited. Therefore, we propose a clamping device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a clamping device to solve the problems raised by the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping device, comprising a telescopic adjustment rod, a first servo motor, a second servo motor, a third servo motor and an electric telescopic rod, a bottom plate is fixed to the bottom of the telescopic adjustment rod, and a concave track is fixed to the top of the telescopic adjustment rod, a first servo motor is fixed to the side of the concave track, and a rotating screw is fixed to the output end of the first servo motor, a movable plate is arranged inside the concave track, and a second servo motor is fixed above the end of the movable plate, a connecting rod is fixed to the output end of the second servo motor, a third servo motor is fixed to the side below the connecting rod, and a rotating shaft is fixed to the output end of the third servo motor, a connecting plate is arranged below the connecting rod, a support plate is fixed below the connecting plate, side plates are fixed at both ends of the support plate, and a mounting plate is fixed at the bottom of the side plate, a connecting shaft is rotatably connected to both ends of the mounting plate, a clamping plate is rotatably connected to the connecting shaft, a through hole is opened on the upper surface of the mounting plate, an electric telescopic rod is fixed below the support plate, and an adjustment plate is fixed to the output end of the electric telescopic rod.

[0007] Preferably, the movable plate is connected to the concave track by a snap-fit ​​sliding connection, and the movable plate is connected to the rotating screw by a threaded connection.

[0008] By adopting the above technical solution, the movable plate can be driven to slide inside the concave track by rotating the screw rod, so as to drive the workpiece to move left and right.

[0009] Preferably, the lower part of the connecting rod is arranged in a "concave" shape, and the lower part of the connecting rod forms a snap-fitting rotation connection with the connecting plate above the support plate through a rotation axis.

[0010] By adopting the above technical solution, the third servo motor can drive the connecting plate above the support plate to rotate through the rotating shaft to adjust the vertical angle of the workpiece, and at the same time cooperate with the use of the second servo motor to adjust the left and right angle of the workpiece.

[0011] Preferably, the adjustment plate is arranged in a "T" shape, and teeth blocks are evenly fixed on both sides of the surface of the adjustment plate, and the adjustment plate passes through the through hole on the upper surface of the mounting plate.

[0012] By adopting the above technical solution, the adjusting plate can be driven by the electric telescopic rod to penetrate the through hole on the surface of the mounting plate.

[0013] Preferably, the clamping plate is arranged in a bent shape, and anti-slip strips are evenly bonded to upper and lower ends of the inner surface of the clamping plate.

[0014] By adopting the above technical solution, the stability of workpiece clamping can be improved by using the anti-slip strip on the surface of the clamping plate.

[0015] Preferably, the upper end of the clamping plate is arranged in a gear shape, and two groups of clamping plates are arranged, and the upper parts of the two groups of clamping plates are meshedly connected with the tooth blocks on the surface of the adjustment plate.

[0016] By adopting the above technical solution, the tooth blocks on the surface of the adjustment plate can mesh with the gear-shaped parts on the upper end of the clamping plate, so that the two groups of clamping plates can clamp the workpiece.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the clamping device,

[0018] The movable plate can be driven to move in thread by rotating the screw rod, so that the movable plate drives the workpiece to move left and right, and the second servo motor drives the connecting rod to rotate at the same time, so as to clamp the workpiece in a certain direction, and the third servo motor drives the support plate to rotate through the rotating shaft at the same time, so as to adjust the angle of the clamped workpiece, thereby improving the use effect of the device;

[0019] The electric telescopic rod can be used to drive the adjusting plate to extend and retract, so that the tooth block on the surface of the adjusting plate meshes with the gear on the upper end of the clamping plate, so as to drive the two sets of clamping plates to clamp the workpiece, thereby facilitating the fixation of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0021] Figure 2 This is a side view of the structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the top view of the support plate of the utility model;

[0023] Figure 4 It is a schematic diagram of the connection structure between the clamping plate and the adjusting plate of the utility model.

[0024] In the figure: 1. telescopic adjustment rod; 2. bottom plate; 3. concave track; 4. first servo motor; 5. rotating screw; 6. movable plate; 7. second servo motor; 8. connecting rod; 9. supporting plate; 10. connecting plate; 11. third servo motor; 12. rotating shaft; 13. side plate; 14. mounting plate; 15. connecting shaft; 16. clamping plate; 17. through hole; 18. electric telescopic rod; 19. adjustment plate; 20. tooth block; 21. anti-slip strip. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 The utility model provides a technical solution: a clamping device, including a telescopic adjustment rod 1, a first servo motor 4, a second servo motor 7, a third servo motor 11 and an electric telescopic rod 18, a bottom plate 2 is fixed to the bottom of the telescopic adjustment rod 1, and a concave track 3 is fixed to the top of the telescopic adjustment rod 1, a first servo motor 4 is fixed to the side of the concave track 3, and a rotating screw 5 is fixed to the output end of the first servo motor 4, a movable plate 6 is arranged inside the concave track 3, and a second servo motor 7 is fixed above the end of the movable plate 6, the movable plate 6 is connected to the concave track 3 by a snap-fit ​​sliding connection, and the movable plate 6 is connected to the rotating screw 5 by a threaded connection, which can be driven by the rotating screw 5 The movable plate 6 slides inside the concave track 3 to drive the workpiece to move left and right. A connecting rod 8 is fixed to the output end of the second servo motor 7. A third servo motor 11 is fixed to the lower side of the connecting rod 8, and a rotating shaft 12 is fixed to the output end of the third servo motor 11. A connecting plate 10 is arranged below the connecting rod 8. The lower part of the connecting rod 8 is arranged in a "concave" shape. The lower part of the connecting rod 8 is connected to the connecting plate 10 above the support plate 9 through the rotating shaft 12 to form a snap-fitting rotation connection. The third servo motor 11 can drive the connecting plate 10 above the support plate 9 to rotate through the rotating shaft 12, so as to adjust the upper and lower angles of the workpiece, and at the same time cooperate with the use of the second servo motor 7 to adjust the left and right angles of the workpiece;

[0027] See also Figure 1-4A support plate 9 is fixed below the connecting plate 10, side plates 13 are fixed at both ends of the support plate 9, and a mounting plate 14 is fixed at the bottom of the side plate 13, and connecting shafts 15 are rotatably connected at both ends of the mounting plate 14, and a clamping plate 16 is rotatably connected to the connecting shaft 15, and the clamping plate 16 is arranged in a bent shape, and anti-slip strips 21 are evenly bonded at both ends of the inner surface of the clamping plate 16. The anti-slip strips 21 on the surface of the clamping plate 16 can be used to improve the stability of the workpiece clamping, and the upper end of the clamping plate 16 is arranged in a gear shape, and the clamping plate 16 is provided with two groups, and the upper part of the two groups of clamping plates 16 is aligned with the surface of the adjustment plate 19. The tooth block 20 forms a meshing connection, and can mesh with the gear-shaped upper end of the clamping plate 16 through the tooth block 20 on the surface of the adjusting plate 19, so that the two groups of clamping plates 16 can clamp the workpiece. A through hole 17 is opened on the upper surface of the mounting plate 14, and an electric telescopic rod 18 is fixed under the support plate 9, and an adjusting plate 19 is fixed to the output end of the electric telescopic rod 18. The adjusting plate 19 is arranged in a "T" shape, and tooth blocks 20 are evenly fixed on both sides of the surface of the adjusting plate 19. The adjusting plate 19 passes through the through hole 17 on the upper surface of the mounting plate 14, and can be driven by the electric telescopic rod 18 to pass through the through hole 17 on the surface of the mounting plate 14.

[0028] Working principle: First, when in use, the electric telescopic rod 18 under the support plate 9 is opened, so that the electric telescopic rod 18 drives the extended rod body to be retracted, so that the tooth block 20 on the surface of the adjustment plate 19 drives the gear-shaped meshing at the upper end of the clamping plate 16, so that the two groups of clamping plates 16 clamp the workpiece. The inner surface of the clamping plate 16 is evenly provided with anti-slip strips 21 at both ends, so as to improve the stability of the workpiece clamping;

[0029] When in use, the third servo motor 11 can be turned on so that the third servo motor 11 drives the connecting plate 10 above the support plate 9 to rotate through the rotating shaft 12, so as to adjust the clamping angle of the workpiece at the lower end of the support plate 9, and at the same time cooperate with the use of the second servo motor 7 and the connecting rod 8 to drive the adjustment of the support plate 9 in the left and right directions. At the same time, when in use, the first servo motor 4 can be turned on so that the first servo motor 4 can move through the rotating screw 5 and the movable plate 6 threadedly, so that the movable plate 6 can slide inside the concave track 3, so as to drive the workpiece to move left and right, thereby improving the use effect of the device. This is the use principle of the clamping device.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A clamping device, comprising a telescopic adjustment rod (1), a first servo motor (4), a second servo motor (7), a third servo motor (11) and an electric telescopic rod (18), characterized in that: A bottom plate (2) is fixed to the bottom of the telescopic adjustment rod (1), and a concave track (3) is fixed to the top of the telescopic adjustment rod (1); a first servo motor (4) is fixed to the side of the concave track (3), and a rotating screw (5) is fixed to the output end of the first servo motor (4); a movable plate (6) is provided inside the concave track (3), and a second servo motor (7) is fixed above the end of the movable plate (6); a connecting rod (8) is fixed to the output end of the second servo motor (7); a third servo motor (11) is fixed to the side below the connecting rod (8), and a rotating screw (5) is fixed to the output end of the third servo motor (11); A movable shaft (12) is provided below the connecting rod (8), a connecting plate (10) is fixed below the connecting plate (10), side plates (13) are fixed at both ends of the support plate (9), and a mounting plate (14) is fixed at the bottom of the side plate (13), connecting shafts (15) are rotatably connected at both ends of the mounting plate (14), a clamping plate (16) is rotatably connected to the connecting shaft (15), a through hole (17) is provided on the upper surface of the mounting plate (14), an electric telescopic rod (18) is fixed below the support plate (9), and an adjustment plate (19) is fixed to the output end of the electric telescopic rod (18).

2. A clamping device according to claim 1, characterized in that: The movable plate (6) is connected to the concave track (3) by a snap-fit ​​sliding connection, and the movable plate (6) is connected to the rotating screw rod (5) by a threaded connection.

3. A clamping device according to claim 1, characterized in that: The lower part of the connecting rod (8) is arranged in a "concave" shape, and the lower part of the connecting rod (8) is connected to the connecting plate (10) above the support plate (9) through a rotating shaft (12) to form a snap-fitting rotating connection.

4. A clamping device according to claim 1, characterized in that: The adjustment plate (19) is arranged in a "T" shape, and tooth blocks (20) are evenly fixed on both sides of the surface of the adjustment plate (19). The adjustment plate (19) passes through the through hole (17) on the upper surface of the mounting plate (14).

5. A clamping device according to claim 1, characterized in that: The clamping plate (16) is arranged in a bent shape, and anti-slip strips (21) are evenly bonded and arranged at the upper and lower ends of the inner surface of the clamping plate (16).

6. A clamping device according to claim 1, characterized in that: The upper end of the clamping plate (16) is arranged in a gear shape, and two groups of clamping plates (16) are arranged, and the upper parts of the two groups of clamping plates (16) are meshedly connected with the tooth blocks (20) on the surface of the adjustment plate (19).

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