CN221952660U - A welding workpiece clamping device with adjustable flip angle - Google Patents

Abstract

The utility model relates to the technical field of clamping devices, and discloses a welding workpiece clamping device with an adjustable overturning angle, which solves the problem that the existing clamping device is inconvenient to adjust the overturning angle of a workpiece, and comprises a first supporting vertical plate and a second supporting vertical plate, wherein hydraulic rods are fixedly arranged in the first supporting vertical plate and the second supporting vertical plate, the top ends of the hydraulic rods extend to the tops of the first supporting vertical plate and the second supporting vertical plate, a supporting cross beam is fixedly arranged at the top ends of the hydraulic rods, a first servo motor is fixedly arranged at one end of the supporting cross beam, a limiting chute is formed in the supporting cross beam, a screw rod is rotatably arranged in the limiting chute, and a first clamping mechanism and a second clamping mechanism are arranged at the bottom of the supporting cross beam; through this clamping device can carry out flip angle's regulation to the work piece, can realize carrying out the centre gripping to the work piece of equidimension not simultaneously, improves adaptability.

Description

A welding workpiece clamping device with adjustable flip angle

Technical Field

The utility model belongs to the technical field of clamping devices, in particular to a welding workpiece clamping device with adjustable flipping angle.

Background Art

When welding a workpiece, a clamping device is needed to clamp and fix the workpiece to improve the stability of the workpiece during welding.

The authorization announcement number CN219542120U discloses a welding clamping auxiliary device, which provides support for the workpiece and adjusts the position of the workpiece by setting a base and combining the marking scale on the base. The workpiece to be welded is clamped by the first clamping part and the second clamping part respectively, and the position of the workpiece is clamped and fixed before the workpiece is welded to avoid the position of the workpiece being shifted during the welding process and affecting the welding quality; however, the clamping device cannot adjust the flipping angle of the workpiece. When the workpiece is ring-welded, the workpiece needs to be clamped multiple times, and the use effect is not good. Therefore, the application proposes a welding workpiece clamping device with adjustable flipping angle.

Utility Model Content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a welding workpiece clamping device with adjustable flipping angle, which effectively solves the problem that the existing clamping device is not convenient for adjusting the flipping angle of the workpiece.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding workpiece clamping device with adjustable flipping angle, comprising a first supporting upright plate and a second supporting upright plate, wherein the first supporting upright plate and the second supporting upright plate are both fixedly provided with hydraulic rods, the top of the hydraulic rods extends to the top of the first supporting upright plate and the second supporting upright plate, a supporting crossbeam is fixedly provided at the top of the hydraulic rod, a servo motor is fixedly provided at one end of the supporting crossbeam, a limiting slide groove is provided on the supporting crossbeam, a screw rod fixedly connected to an output shaft of a servo motor is rotatably provided inside the limiting slide groove, a first clamping mechanism and a second clamping mechanism are provided at the bottom of the supporting crossbeam, the first clamping mechanism and the second clamping mechanism are slidably inserted into the limiting slide groove and sleeved on the screw rod, and the screw rod is a symmetrical threaded structure.

Preferably, universal wheels are fixedly provided at both ends of the bottom of the first support upright plate and the second support upright plate, and handles are fixedly provided at the top ends of the first support upright plate and the second support upright plate on a side away from the supporting cross beam.

Preferably, the first clamping mechanism is composed of a first limiting slider, a first suspension arm and a first clamping assembly, the first limiting slider is slidably connected to the inside of the limiting slide groove and is sleeved on the screw rod, the first suspension arm is fixedly connected to the bottom end of the first limiting slider, and the first clamping assembly is fixedly connected to the bottom end of the first suspension arm.

Preferably, the second clamping mechanism is composed of a second limiting slider, a second suspension arm and a second clamping assembly, the second limiting slider is slidably connected to the inside of the limiting slide groove and is sleeved on the screw rod, the second suspension arm is fixedly connected to the bottom end of the second limiting slider, and the second clamping assembly is fixedly connected to the bottom end of the second suspension arm.

Preferably, the first clamping assembly consists of a first support sleeve, a first rotating shaft, a first clamping plate, a limiting support frame, a second servo motor, a worm and a worm wheel. The first support sleeve is fixedly connected to the bottom end of the first boom, the first rotating shaft is rotatably connected to the inside of the first support sleeve, the first clamping plate is fixedly connected to one end of the first rotating shaft, the limiting support frame is fixedly connected to one end of the first support sleeve, the second servo motor is fixedly connected to one end of the limiting support frame, the worm is rotatably connected to the inside of the limiting support frame and is fixedly connected to the output shaft of the second servo motor, and the worm wheel is sleeved on one end of the outer surface of the first rotating shaft and is meshingly connected to the worm.

Preferably, the second clamping assembly is composed of a second support sleeve, a second rotating shaft, a second clamping plate and a limit frame, the second support sleeve is fixedly connected to the bottom end of the second boom, the second rotating shaft is rotatably connected to the inside of the second support sleeve, the second clamping plate is fixedly connected to one end of the second rotating shaft, and the limit frame is fixedly connected to one end of the second support sleeve.

Preferably, the first rotating shaft and the first supporting sleeve, as well as the second rotating shaft and the second supporting sleeve are rotatably connected via bearings, and the limiting support frame and one side inside the limiting frame are rotatably provided with limiting steel balls matching the first rotating shaft and the second rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are:

(1) During operation, by providing a hydraulic rod, the height of the supporting beam, the first clamping mechanism and the second clamping mechanism can be adjusted, thereby adjusting the height of the workpiece. By providing a servo motor and a screw rod, the distance between the first clamping mechanism and the second clamping mechanism can be adjusted, thereby clamping the workpiece. At the same time, the device is suitable for clamping workpieces of different sizes. By providing a universal wheel, the entire device can be easily moved, thereby improving the convenience of use.

(2) By providing a first clamping assembly consisting of a first support sleeve, a first rotating shaft, a first clamping plate, a limiting support frame, a second servo motor, a worm and a worm gear, and a second clamping assembly consisting of a second support sleeve, a second rotating shaft, a second clamping plate and a limiting frame, the workpiece can be driven to adjust the flipping angle, thereby improving the convenience of workpiece welding. By providing a limiting support frame, a limiting frame and a limiting steel ball, the first rotating shaft and the second rotating shaft can be axially limited, thereby improving stability.

BRIEF DESCRIPTION OF THE DRAWINGS

The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

In the attached picture:

FIG1 is a schematic structural diagram of a welding workpiece clamping device with adjustable flip angle according to the present invention;

FIG2 is a schematic diagram of the connection structure between the first clamping mechanism and the second clamping mechanism and the screw rod of the utility model;

FIG3 is a schematic diagram of the structure of the first clamping assembly of the utility model;

FIG4 is a schematic diagram of the structure of the second clamping assembly of the utility model;

In the figure: 1. first supporting upright plate; 2. second supporting upright plate; 3. hydraulic rod; 4. supporting crossbeam; 5. servo motor 1; 6. limiting slide groove; 7. screw rod; 8. first clamping mechanism; 9. second clamping mechanism; 10. universal wheel; 11. handle; 12. first limiting slider; 13. first hanging arm; 14. first clamping assembly; 15. second limiting slider; 16. second hanging arm; 17. second clamping assembly; 18. first supporting sleeve; 19. first rotating shaft; 20. first clamping disk; 21. limiting supporting frame; 22. servo motor 2; 23. worm; 24. worm wheel; 25. second supporting sleeve; 26. second rotating shaft; 27. second clamping disk; 28. limiting frame; 29. limiting steel ball.

DETAILED DESCRIPTION

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 of 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.

As shown in Figures 1 and 2, the utility model is a welding workpiece clamping device with adjustable flip angle, including a first supporting upright plate 1 and a second supporting upright plate 2, the first supporting upright plate 1 and the second supporting upright plate 2 are both fixedly provided with a hydraulic rod 3, the top of the hydraulic rod 3 extends to the top of the first supporting upright plate 1 and the second supporting upright plate 2, the top of the hydraulic rod 3 is fixedly provided with a supporting crossbeam 4, one end of the supporting crossbeam 4 is fixedly provided with a servo motor 5, a limited position slide groove 6 is provided on the supporting crossbeam 4, a screw rod 7 fixedly connected to the output shaft of the servo motor 5 is rotatably provided inside the limited position slide groove 6, a first clamping mechanism 8 and a second clamping mechanism 9 are provided at the bottom of the supporting crossbeam 4, the first clamping mechanism 8 and the second clamping mechanism 9 are slidably inserted in the limited position slide groove 6 and are sleeved on the screw rod 7, and the screw rod 7 is a symmetrical threaded structure;

When in use, the hydraulic rod 3 can drive the supporting crossbeam 4 to perform lifting operations, and the supporting crossbeam 4 can drive the first clamping mechanism 8 and the second clamping mechanism 9 to perform lifting operations, so that the first clamping mechanism 8 and the second clamping mechanism 9 can drive the workpiece to perform lifting operations, thereby improving the convenience of workpiece welding. The servo motor 15 drives the screw rod 7 to rotate, and the screw rod 7 drives the first clamping mechanism 8 and the second clamping mechanism 9 to move in opposite directions, so that the workpiece can be clamped and released, which is suitable for clamping workpieces of different sizes. The first clamping mechanism 8 and the second clamping mechanism 9 can be limited by the limiting slide groove 6;

As shown in FIG1 , universal wheels 10 are fixedly provided at both ends of the bottom of the first support upright plate 1 and the second support upright plate 2, and handles 11 are fixedly provided at the top ends of the first support upright plate 1 and the second support upright plate 2 away from the supporting cross beam 4;

The universal wheel 10 and the handle 11 can facilitate the movement of the entire device, thereby improving the convenience of use;

As shown in Figures 1 and 2, the first clamping mechanism 8 is composed of a first limiting slider 12, a first suspension arm 13 and a first clamping assembly 14. The first limiting slider 12 is slidably connected to the inside of the limiting slide groove 6 and is sleeved on the screw rod 7. The first suspension arm 13 is fixedly connected to the bottom end of the first limiting slider 12. The first clamping assembly 14 is fixedly connected to the bottom end of the first suspension arm 13. The second clamping mechanism 9 is composed of a second limiting slider 15, a second suspension arm 16 and a second clamping assembly 17. The second limiting slider 15 is slidably connected to the inside of the limiting slide groove 6 and is sleeved on the screw rod 7. The second suspension arm 16 is fixedly connected to the bottom end of the second limiting slider 15. The second clamping assembly 17 is fixedly connected to the bottom end of the second suspension arm 16.

The first clamping assembly 14 is supported by the first suspension arm 13, the second clamping assembly 17 is supported by the second suspension arm 16, and the workpiece is clamped by the first clamping assembly 14 and the second clamping assembly 17;

As shown in Figures 2 to 4, the first clamping assembly 14 is composed of a first support sleeve 18, a first rotating shaft 19, a first clamping plate 20, a limiting support frame 21, a servo motor 22, a worm 23 and a worm wheel 24. The first support sleeve 18 is fixedly connected to the bottom end of the first suspension arm 13, the first rotating shaft 19 is rotatably connected to the inside of the first support sleeve 18, the first clamping plate 20 is fixedly connected to one end of the first rotating shaft 19, the limiting support frame 21 is fixedly connected to one end of the first supporting sleeve 18, the servo motor 22 is fixedly connected to one end of the limiting support frame 21, the worm 23 is rotatably connected to the inside of the limiting support frame 21 and is fixedly connected to the output shaft of the servo motor 22, and the worm wheel 24 is sleeved on the outer surface of the first rotating shaft 19 The second clamping assembly 17 is composed of a second support sleeve 25, a second rotating shaft 26, a second clamping plate 27 and a limiting frame 28. The second support sleeve 25 is fixedly connected to the bottom end of the second suspension arm 16, and the second rotating shaft 26 is rotatably connected to the inside of the second support sleeve 25. The second clamping plate 27 is fixedly connected to one end of the second rotating shaft 26. The limiting frame 28 is fixedly connected to one end of the second support sleeve 25. The first rotating shaft 19 and the first support sleeve 18, and the second rotating shaft 26 and the second support sleeve 25 are all rotatably connected through bearings. A limiting steel ball 29 matching the first rotating shaft 19 and the second rotating shaft 26 is rotatably provided on one side of the limiting support frame 21 and the limiting frame 28.

The workpiece is clamped by the first clamping disk 20 and the second clamping disk 27. During welding, the servo motor 22 can be started to drive the worm 23 to rotate through the servo motor 22, and the worm gear 24 is driven to rotate through the worm 23. The worm gear 24 drives the first rotating shaft 19 to rotate, and the workpiece is driven by the first rotating shaft 19 to adjust the flipping angle. At this time, the second clamping disk 27 can rotate synchronously, and the first rotating shaft 19 and the second rotating shaft 26 can be limited by the limiting support frame 21, the limiting frame 28 and the limiting steel ball 29 to avoid the first rotating shaft 19 and the second rotating shaft 26 from being offset from the first support sleeve 18 and the second support sleeve 25, thereby improving the overall stability.

During operation, by providing a hydraulic rod, the height of the supporting beam, the first clamping mechanism and the second clamping mechanism can be adjusted, so that the height of the workpiece can be adjusted; by providing a servo motor 1 and a screw rod, the distance between the first clamping mechanism and the second clamping mechanism can be adjusted, so that the workpiece can be clamped and adapted to the clamping of workpieces of different sizes; by providing a universal wheel, the entire device can be easily moved, thereby improving the convenience of use; by providing a first clamping assembly consisting of a first support sleeve, a first rotating shaft, a first clamping disk, a limiting support frame, a servo motor 2, a worm and a worm gear and a second clamping assembly consisting of a second support sleeve, a second rotating shaft, a second clamping disk and a limiting frame, the workpiece can be driven to adjust the flipping angle, thereby improving the convenience of workpiece welding; by providing a limiting support frame, a limiting frame and a limiting steel ball, the first rotating shaft and the second rotating shaft can be axially limited, thereby improving stability.

Claims (7)

1. The utility model provides a welding work piece clamping device of flip angle adjustable, includes first support riser (1) and second support riser (2), its characterized in that: the utility model discloses a hydraulic support structure, including first support riser (1) and second support riser (2), the inside of first support riser (1) and second support riser (2) is all fixed be provided with hydraulic pressure pole (3), the top of hydraulic pressure pole (3) extends to the top of first support riser (1) and second support riser (2), the fixed supporting beam (4) that is provided with in top of hydraulic pressure pole (3), the fixed servo motor (5) that is provided with in one end of supporting beam (4), spacing spout (6) have been seted up on supporting beam (4), the inside rotation of spacing spout (6) is provided with lead screw (7) with servo motor (5) output shaft fixed connection, the bottom of supporting beam (4) is provided with first fixture (8) and second fixture (9), first fixture (8) and second fixture (9) slip alternate in spacing spout (6) and cover locate lead screw (7), lead screw (7) are symmetrical threaded structure.

2. The welding workpiece clamping device with adjustable overturning angle as set forth in claim 1, wherein: universal wheels (10) are fixedly arranged at two ends of the bottoms of the first supporting vertical plate (1) and the second supporting vertical plate (2), and handles (11) are fixedly arranged at the top ends of one sides, far away from the supporting cross beam (4), of the first supporting vertical plate (1) and the second supporting vertical plate (2).

3. The welding workpiece clamping device with adjustable overturning angle as set forth in claim 1, wherein: the first clamping mechanism (8) is composed of a first limiting slide block (12), a first suspension arm (13) and a first clamping component (14), the first limiting slide block (12) is connected to the inside of the limiting slide groove (6) in a sliding mode and sleeved on the screw rod (7), the first suspension arm (13) is fixedly connected to the bottom end of the first limiting slide block (12), and the first clamping component (14) is fixedly connected to the bottom end of the first suspension arm (13).

4. A welding workpiece holding apparatus with adjustable flip angle as defined in claim 3, wherein: the second clamping mechanism (9) is composed of a second limiting slide block (15), a second suspension arm (16) and a second clamping assembly (17), the second limiting slide block (15) is connected to the inside of the limiting slide groove (6) in a sliding mode and sleeved on the screw rod (7), the second suspension arm (16) is fixedly connected to the bottom end of the second limiting slide block (15), and the second clamping assembly (17) is fixedly connected to the bottom end of the second suspension arm (16).

5. The welding workpiece clamping device with adjustable overturning angle as recited in claim 4, wherein: the first clamping assembly (14) comprises a first supporting sleeve (18), a first rotating shaft (19), a first clamping disc (20), a limiting supporting frame (21), a second servo motor (22), a worm (23) and a worm wheel (24), wherein the first supporting sleeve (18) is fixedly connected to the bottom end of the first suspension arm (13), the first rotating shaft (19) is rotationally connected to the inside of the first supporting sleeve (18), the first clamping disc (20) is fixedly connected to one end of the first rotating shaft (19), the limiting supporting frame (21) is fixedly connected to one end of the first supporting sleeve (18), the second servo motor (22) is fixedly connected to one end of the limiting supporting frame (21), the worm (23) is rotationally connected to the inside of the limiting supporting frame (21) and is fixedly connected with an output shaft of the second servo motor (22), and the worm wheel (24) is sleeved on one end of the outer surface of the first rotating shaft (19) and is meshed with the worm (23).

6. The welding workpiece clamping device with adjustable overturning angle as set forth in claim 5, wherein: the second clamping assembly (17) is composed of a second supporting sleeve (25), a second rotating shaft (26), a second clamping disc (27) and a limiting frame (28), the second supporting sleeve (25) is fixedly connected to the bottom end of the second suspension arm (16), the second rotating shaft (26) is rotatably connected to the inside of the second supporting sleeve (25), the second clamping disc (27) is fixedly connected to one end of the second rotating shaft (26), and the limiting frame (28) is fixedly connected to one end of the second supporting sleeve (25).

7. The welding workpiece clamping device with adjustable overturning angle as recited in claim 6, wherein: the first rotating shaft (19) is rotatably connected with the first supporting sleeve (18) and the second rotating shaft (26) is rotatably connected with the second supporting sleeve (25) through bearings, and limiting steel balls (29) matched with the first rotating shaft (19) and the second rotating shaft (26) are rotatably arranged on one sides of the interiors of the limiting support frame (21) and the limiting frame (28).