A welding robot welding tool and a method of use

Abstract

The application discloses a welding robot welding tool and a use method, and particularly relates to the field of robot welding. The welding robot welding tool comprises a fixed plate, the top of the fixed plate is fixed with two rectangular plates, a rotating rod is rotationally connected between the two rectangular plates, the outer side wall of the rotating rod is fixed with a movable block, the top of the fixed plate is provided with a movable groove, the inside of the movable groove is rotationally connected with a screw rod, the outer side wall of the screw rod is screwed with a moving block, the top of the moving block is fixed with a moving frame, the moving frame is provided with two second rotating belts, a first rotating belt, a first gear, a first motor, a round rod, a second gear, a rotating cylinder, a second clamping block and a second ratchet groove are arranged, the parts to be welded are placed on the first rotating belt, the first motor is started, the first motor drives the rotating cylinder and the first gear to rotate, and the first gear drives the second gear, the round rod and the first rotating column to rotate.

Description

Technical Field

[0001] This invention relates to the field of robotic welding, and more specifically, to a welding robot welding fixture and its usage method. Background Technology

[0002] Welding fixtures are a set of flexible welding fixtures for fixing, clamping, and positioning. They are mainly used for welding various weldable materials, as well as large, medium, and small materials. They are widely applicable to welding and testing systems for steel structures, various vehicle bodies, rail transit welding, bicycle and motorcycle manufacturing, engineering machinery, frames and boxes, pressure vessels, robot welding, sheet metal processing, metal furniture, equipment assembly, industrial pipelines (flanges), etc.

[0003] Many existing welding robots require manual placement of welding materials, followed by securing the materials with a fixed structure before the robot performs the welding, which increases labor costs. Summary of the Invention

[0004] The main technical problem solved by this invention is to provide a welding robot welding fixture and its usage method, which can solve the problems mentioned in the background art.

[0005] To solve the above-mentioned technical problems, according to one aspect of the present invention, more specifically, a welding robot welding fixture includes a fixed plate, two rectangular plates fixed to the top of the fixed plate, a rotating rod rotatably connected between the two rectangular plates, a movable block fixed to the outer wall of the rotating rod, a movable groove provided on the top of the fixed plate, a screw rotatably connected inside the movable groove, a movable block screwed to the outer wall of the screw, a movable frame fixed to the top of the movable block, the movable frame having two second rotating belts, a plurality of second rotating columns inside the second rotating belts, the two ends of the second rotating columns being rotatably connected to the upper and lower inner surfaces of the movable frame respectively, two second motors fixed to the top of the movable frame, the bottom of the output shafts of the two second motors being fixedly connected to the tops of the two foremost and rearmost second rotating columns respectively, a third motor fixed to the right side of the fixed plate, the left end of the output shaft of the third motor being fixedly connected to the right end of the screw, a movable plate fixed to the top of the movable block, and a movable plate slidably connected inside the movable plate.

[0006] Furthermore, four support plates are fixed to the top of the fixed plate. First rotating columns are rotatably connected between the two support plates on the left and between the two support plates on the right. A first rotating belt is sleeved between the two first rotating columns. A pad is provided on the inner side of the first rotating belt. The left and right sides of the pad are fixedly connected to the four support plates respectively.

[0007] Furthermore, two support frames are fixed to the bottom of the fixing plate, and a connecting rod is fixed between the two support frames.

[0008] Furthermore, a first gear is rotatably connected to the outer wall of the rotating drum, and a round rod is rotatably connected to the interior of the rear support plate. A second gear is fixed to the rear end of the round rod, and the second gear meshes with the first gear. Multiple second storage holes are provided on the outer wall of the rotating drum, and a second spring is fixed inside the second storage hole. A second locking block is fixed to the other end of the second spring, and a second ratchet groove is provided inside the first gear.

[0009] Furthermore, a mounting plate is fixed to the bottom of the fixing plate, a pad is fixed to the top of the mounting plate, a first motor is fixed to the top of the pad, a rotating cylinder is fixed to the rear end of the output shaft of the first motor, the rear end of the rotating rod is located inside the rotating cylinder, magnetic rings are fixed to the inner side wall of the rotating cylinder and the outer side wall of the rotating rod, the two magnetic rings are rotatably connected, a first ratchet groove is opened on the outer side wall of the rotating rod, a first storage hole is provided inside the rotating cylinder, a first spring is fixed inside the first storage hole, and a first locking block is fixed to the other end of the first spring.

[0010] Furthermore, both the third motor and the first motor are brake motors.

[0011] A method for using a welding robot welding fixture, characterized by the following steps: placing the parts to be welded on a first rotating belt; starting a first motor, which drives a rotating drum and a first gear to rotate; the first gear drives a second gear, a round rod, and a first rotating column to rotate, thus allowing the parts to move on their own; the rotating drum, through a magnetic ring, drives a rotating rod and a movable block to rotate, causing the parts to slide off a movable plate and a moving plate; then starting the first motor in reverse, which drives the rotating drum, through a first locking block and a first ratchet groove, to return the rotating rod and the movable block to their original position; next, starting a third motor, which drives a screw to rotate; the screw drives a movable block and a movable frame to move, thus clamping the parts with the movable frame and the movable plate; then starting a second motor, which drives a second rotating column to rotate, causing a second rotating belt to rotate; the second rotating belt then moves the parts together, facilitating welding.

[0012] The beneficial effects of the welding robot welding fixture and its usage method of the present invention are as follows:

[0013] By setting up a first rotating belt, a first gear, a first motor, a round rod, a second gear, a rotating drum, a second locking block, and a second ratchet groove, the parts to be welded are placed on the first rotating belt. The first motor is started, causing the rotating drum and the first gear to rotate. The first gear, in turn, causes the second gear, the round rod, and the first rotating column to rotate, thus allowing the parts to move on their own. The rotating drum, through a magnetic ring, causes the rotating rod and the movable block to rotate, allowing the parts to slide off the movable plate and the moving plate. Then, the first motor is started in reverse, causing the rotating drum, through the first locking block and the first ratchet groove, to return the rotating rod and the movable block to their original position. Next, the third motor is started, causing the screw to rotate. The screw causes the movable block and the movable frame to move, thus clamping the parts in place. Finally, the second motor is started, causing the second rotating column to rotate, which in turn causes the second rotating belt to rotate. The second rotating belt then moves the parts together, facilitating welding. Attached Figure Description

[0014] The present invention will now be described in further detail with reference to the accompanying drawings and specific implementation methods.

[0015] Figure 1 This is a structural schematic diagram of a welding robot welding fixture and its usage method according to the present invention;

[0016] Figure 2 This is a top view schematic diagram of a welding robot welding fixture and its usage method according to the present invention;

[0017] Figure 3 This invention relates to a welding robot welding fixture and its usage method. Figure 2 Schematic diagram of the structure at point A;

[0018] Figure 4 This is a schematic diagram of the rotating rod in the welding tooling and usage method of a welding robot of the present invention.

[0019] In the diagram: 1. Support frame; 2. Fixed plate; 3. Connecting rod; 4. Mounting plate; 5. Movable groove; 6. Screw; 7. Moving block; 8. Third motor; 9. Moving frame; 10. Second motor; 11. Second storage hole; 12. Second rotating column; 13. Second rotating belt; 14. Moving plate; 15. First gear; 16. Movable block; 17. Movable plate; 18. Second spring; 19. Pad plate; 20. First rotating belt; 21. Support plate; 22. First rotating column; 23. Second locking block; 24. First motor; 25. Round rod; 26. Second gear; 27. Second ratchet groove; 28. Pad block; 29. ​​Rotating rod; 30. First ratchet groove; 31. Magnetic ring; 32. First locking block; 33. First spring; 34. First storage hole; 35. Rotating cylinder; 36. Rectangular plate. Detailed Implementation

[0020] The present invention will be described in detail below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in the present application can be combined with each other.

[0021] like Figure 1 and Figure 2 As shown, according to one aspect of the present invention, a welding robot welding fixture is provided, including a fixed plate 2, two rectangular plates 36 fixed to the top of the fixed plate 2, a rotating rod 29 rotatably connected between the two rectangular plates 36, a movable block 16 fixed to the outer wall of the rotating rod 29, a movable groove 5 opened on the top of the fixed plate 2, a screw 6 rotatably connected inside the movable groove 5, a movable block 7 screwed to the outer wall of the screw 6, a movable frame 9 fixed to the top of the movable block 7, the movable frame 9 having two second rotating belts 13, a plurality of second rotating columns 12 inside the second rotating belts 13, the two ends of the second rotating columns 12 being rotatably connected to the upper and lower inner surfaces of the movable frame 9 respectively, two second motors 10 fixed to the top of the movable frame 9, the bottom of the output shafts of the two second motors 10 being fixedly connected to the tops of the two foremost and rearmost second rotating columns 12 respectively, a third motor 8 fixed to the right side of the fixed plate 2, the left end of the output shaft of the third motor 8 being fixedly connected to the right end of the screw 6, and a movable plate 17 fixed to the top of the movable block 16. The internal sliding connection of the movable plate 14 of the 17 allows the parts to be welded to be placed on the first rotating belt 20. The first motor 24 is then started, causing the rotating drum 35 and the first gear 15 to rotate. The first gear 15, in turn, causes the second gear 26, the round rod 25, and the first rotating column 22 to rotate, thus allowing the parts to move on their own. The rotating drum 35, through the magnetic ring 31, causes the rotating rod 29 and the movable block 16 to rotate, causing the parts to slide off the movable plate 17 and the movable plate 14. Then, the first motor 24 is started in reverse, causing the rotating drum 35, through the first locking block 32 and the first ratchet groove 30, to return the rotating rod 29 and the movable block 16 to their original positions. Next, the third motor 8 is started, causing the screw 6 to rotate. The screw 6, in turn, causes the movable block 7 and the movable frame 9 to move, thus clamping the parts together with the movable plate 17. Then, the second motor 10 is started, causing the second rotating column 12 to rotate, thus rotating the second rotating belt 13. The second rotating belt 13 then moves the parts together, facilitating welding.

[0022] like Figure 1 and Figure 2 As shown, in this embodiment, four support plates 21 are fixed on the top of the fixed plate 2. First rotating columns 22 are rotatably connected between the two support plates 21 on the left and between the two support plates 21 on the right. A first rotating belt 20 is sleeved between the two first rotating columns 22. A pad 19 is provided on the inner side of the first rotating belt 20. The left and right sides of the pad 19 are fixedly connected to the four support plates 21 respectively, so that the parts can move by themselves.

[0023] likeFigure 1 As shown, in this embodiment, two support frames 1 are fixed to the bottom of the fixing plate 2, and a connecting rod 3 is fixed between the two support frames 1, which can raise the height of the device.

[0024] As shown in the figure Figure 2 and Figure 3 As shown, in this embodiment, a first gear 15 is rotatably connected to the outer wall of the rotating drum 35, and a round rod 25 is rotatably connected to the interior of the rear support plate 21. A second gear 26 is fixed to the rear end of the round rod 25. The second gear 26 and the first gear 15 are meshed together. A plurality of second storage holes 11 are provided on the outer wall of the rotating drum 35. A second spring 18 is fixed inside the second storage hole 11. A second locking block 23 is fixed to the other end of the second spring 18. A second ratchet groove 27 is provided inside the first gear 15, so that the round rod 25 can rotate.

[0025] like Figure 3 As shown, in this embodiment, a mounting plate 4 is fixed to the bottom of the fixing plate 2, a pad 28 is fixed to the top of the mounting plate 4, a first motor 24 is fixed to the top of the pad 28, a rotating cylinder 35 is fixed to the rear end of the output shaft of the first motor 24, the rear end of the rotating rod 29 is located inside the rotating cylinder 35, a magnetic ring 31 is fixed to both the inner side wall of the rotating cylinder 35 and the outer side wall of the rotating rod 29, the two magnetic rings 31 are rotatably connected, a first ratchet groove 30 is provided on the outer side wall of the rotating rod 29, a first receiving hole 34 is provided inside the rotating cylinder 35, a first spring 33 is fixed inside the first receiving hole 34, and a first locking block 32 is fixed to the other end of the first spring 33, so that the rotating rod 29 can rotate.

[0026] like Figure 2 As shown, in this embodiment, both the third motor 8 and the first motor 24 are brake motors, so the output shaft can be fixed.

[0027] A method for using a welding robot welding fixture, characterized by the following steps: The parts to be welded are placed on a first conveyor belt 20. A first motor 24 is started, causing a rotating drum 35 and a first gear 15 to rotate. The first gear 15 causes a second gear 26, a round rod 25, and a first rotating column 22 to rotate, thus allowing the parts to move independently. The rotating drum 35, through a magnetic ring 31, causes a rotating rod 29 and a movable block 16 to rotate, causing the parts to slide off the movable plate 17 and the moving plate 14. Then, the first motor 24 is started in reverse, causing the rotating drum 35, through a first locking block 32 and a first ratchet groove 30, to return the rotating rod 29 and the movable block 16 to their original positions. Next, a third motor 8 is started, causing a screw 6 to rotate. The screw 6 causes a moving block 7 and a moving frame 9 to move, thus clamping the parts with the moving frame 9 and the movable plate 17. Then, a second motor 10 is started, causing a second rotating column 12 to rotate, thus rotating a second conveyor belt 13. The second conveyor belt 13 moves the parts together, facilitating welding.

[0028] All electrical components mentioned in this article are real-world electrical components.

[0029] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the examples given above. Any changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention are also within the protection scope of the present invention.

Claims

1. A welding fixture for a welding robot, comprising a fixed plate (2), characterized in that: Two rectangular plates (36) are fixed to the top of the fixed plate (2). A rotating rod (29) is rotatably connected between the two rectangular plates (36). A movable block (16) is fixed to the outer wall of the rotating rod (29). A movable groove (5) is opened on the top of the fixed plate (2). A screw (6) is rotatably connected inside the movable groove (5). A moving block (7) is screwed to the outer wall of the screw (6). A moving frame (9) is fixed to the top of the moving block (7). The moving frame (9) is provided with two second rotating belts (13). Multiple second rotating columns (12) are provided inside the second rotating belts (13). The two ends of the second rotating columns (12) are rotatably connected to the upper and lower surfaces of the moving frame (9) respectively. Two second motors (10) are fixed to the top of the moving frame (9). The bottom of the output shafts of the two second motors (10) are fixedly connected to the top of the two frontmost and rearmost second rotating columns (12) respectively. A third motor (8) is fixed to the right side of the fixed plate (2). The left end of the output shaft of the third motor (8) is fixedly connected to the right end of the screw (6). The top of the movable block (16) is fixed with a movable plate (17), and the inside of the movable plate (17) is slidably connected with a moving plate (14). The top of the fixed plate (2) is fixed with four support plates (21). The two support plates (21) on the left and the two support plates (21) on the right are rotatably connected with first rotating columns (22). The two first rotating columns (22) are fitted with a first rotating belt (20). The inner side of the first rotating belt (20) is provided with a pad (19). The left and right sides of the pad (19) are fixedly connected to the four support plates (21) respectively. The bottom of the fixed plate (2) is fixed with an mounting plate (4). The top of the mounting plate (4) is fixed with a pad (28). The top of the pad (28) is fixed with a first motor (24). The rear end of the output shaft of the first motor (24) is fixed with a rotating cylinder (35). The rear end of the rotating rod (29) is located at the rotating cylinder (35). Inside the rotating cylinder (35), magnetic rings (31) are fixed on the inner side wall of the rotating cylinder (35) and the outer side wall of the rotating rod (29). The two magnetic rings (31) are rotatably connected. A first ratchet groove (30) is opened on the outer side wall of the rotating rod (29). A first storage hole (34) is provided inside the rotating cylinder (35). A first spring (33) is fixed inside the first storage hole (34). A first locking block (32) is fixed at the other end of the first spring (33).A first gear (15) is rotatably connected to the outer wall of the rotating drum (35), and a round rod (25) is rotatably connected to the interior of the rear support plate (21). A second gear (26) is fixed to the rear end of the round rod (25), and the second gear (26) meshes with the first gear (15). Multiple second storage holes (11) are provided on the outer wall of the rotating drum (35). A second spring (18) is fixed inside each of the second storage holes (11), and a second locking block (23) is fixed to the other end of the second spring (18). A second ratchet groove (27) is provided inside the first gear (15).

2. The welding robot welding fixture according to claim 1, characterized in that: The bottom of the fixed plate (2) is fixed with two support frames (1), and a connecting rod (3) is fixed between the two support frames (1).

3. The welding robot welding fixture according to claim 2, characterized in that: Both the third motor (8) and the first motor (24) are brake motors.

4. A method of using a welding robot welding fixture according to any one of claims 1-3, characterized in that, The process includes the following steps: placing the parts to be welded on the first rotating belt (20), starting the first motor (24), which drives the rotating drum (35) and the first gear (15) to rotate, and the first gear (15) drives the second gear (26), the round rod (25) and the first rotating column (22) to rotate, thus causing the parts to move on their own. The rotating drum (35) drives the rotating rod (29) and the movable block (16) to rotate through the magnetic ring (31), thus causing the parts to slide off the movable plate (17) and the moving plate (14). Then, the first motor (24) is started in reverse, so that the rotating drum (35) passes through... The first clamp (32) and the first ratchet groove (30) carry the rotating rod (29) and the movable block (16) back to their original positions. Then the third motor (8) is started. The third motor (8) drives the screw (6) to rotate. The screw (6) drives the moving block (7) and the moving frame (9) to move. In this way, the moving frame (9) and the movable plate (17) clamp the part. Then the second motor (10) is started. The second motor (10) drives the second rotating column (12) to rotate. In this way, the second rotating belt (13) rotates. The second rotating belt (13) carries the part to move. In this way, the two parts are moved together, which is convenient for welding.

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