Welding workbench for welding robot

Abstract

The utility model belongs to the technical field of welding equipment, and particularly relates to a welding workbench for a welding robot, which comprises a base, the welding robot is arranged on the base, a conveying belt is arranged below a welding gun of the welding robot, a feeding component is arranged on the upstream of the conveying belt, positioning components are arranged on two sides of the conveying belt, and the welding robot is arranged on the base. Each positioning assembly comprises a fixed frame and a movable frame, the movable frames on the two positioning assemblies are oppositely arranged and used for clamping a square pipe frame in a matched mode, the feeding assembly is arranged on the upstream portion of the conveying belt, the square pipe frame is conveyed to the conveying belt through the feeding assembly and conveyed to the positioning assemblies through the conveying belt, and the square pipe frame is clamped through the movable frames. Automatic feeding of the square pipe frame is achieved through the conveying belt and the feeding assembly, the two positioning assemblies achieve centering positioning of the square pipe frame through the fixed frame, and the square pipe frame is clamped through the two movable frames. The welding accuracy of the square pipe frame is enhanced, the labor force is reduced, and the working safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding workbench for a welding robot. Background Art

[0002] Square tubes are often used as liquid delivery channels or ventilation channels. When the length of the square tube is long, a square tube rack is needed to fix the square tube. The square tube rack is generally formed by bending the plate and then welding it into a square tube rack. Countersunk holes are provided on the tube wall of the square tube rack. First, the square tube rack is fixed to the wall with bolts, and then the square tube is passed through the square tube rack to support the square tube. Existing square tube racks are mostly welded manually, with low work efficiency and poor welding quality. Existing welding tools mostly require manual positioning, with low work efficiency and high labor costs, and there is a possibility of injury due to human operating errors. Utility Model Content

[0003] In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a welding workbench for a welding robot.

[0004] A welding workbench for a welding robot comprises a base, a welding robot is arranged on the base, a conveyor belt is arranged below the welding gun of the welding robot, a loading assembly is arranged upstream of the conveyor belt, positioning assemblies are arranged on both sides of the conveyor belt, the positioning assemblies comprise a fixed frame and a movable frame, the movable frames on the two groups of positioning assemblies are arranged opposite to each other, and are used to cooperate with the clamping of a square pipe rack.

[0005] Furthermore, the fixed frame is fixedly mounted on the movable plate, a slide groove is provided on the movable plate, the movable frame is slidably connected to the movable plate via the slide groove, and the movable frame is connected to the output end of the movable cylinder.

[0006] Furthermore, the movable plate is installed on a slide plate, the slide plate is slidably connected to a guide rail installed on a base, the movable plate is cooperatively connected to a first screw rod through a screw nut, and an end of the first screw rod is connected to a first driving motor.

[0007] Furthermore, the loading assembly includes a loading barrel, a loading base is provided at the bottom of the loading barrel, a loading port for allowing a square pipe rack to pass through is provided on the loading base, a loading cylinder is provided at one end of the loading base away from the conveyor belt, and an output end of the loading cylinder is connected to the push block.

[0008] Furthermore, the bottom of the welding robot is slidably connected to a slide rail installed on the base, the bottom of the robot is cooperatively connected to a second screw rod, and the end of the second screw rod is connected to a second drive motor.

[0009] Due to the adoption of the above technical scheme, the beneficial technical effect of the utility model is as follows: in the utility model, a feeding assembly is provided upstream of the conveyor belt, and the square tube rack is transported to the conveyor belt by the feeding assembly, and then transported to the positioning assembly by the conveyor belt. The conveyor belt stops working, and the positioning assembly fixes the square tube rack, and the square tube rack is welded by a welding robot. After welding is completed, the positioning assembly releases the positioning of the square tube rack, and the square tube rack continues to be transported by the conveyor belt. After being transported to the downstream of the conveyor belt, the unloading is completed by a manipulator, and the two positioning assemblies realize the centering of the square tube rack through a fixed frame, and the square tube rack is clamped by two movable frames. The utility model enhances the welding accuracy of the square tube rack, reduces labor, and improves work safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the structure of the square tube rack in the utility model;

[0011] Figure 2 This is a structural schematic diagram of a welding workbench for a welding robot according to the utility model;

[0012] Figure 3 It is a structural schematic diagram of the positioning component in the utility model.

[0013] In the figure, 1, base, 2, welding robot, 3, conveyor belt, 4, fixed frame, 5, movable frame, 6, square pipe rack, 7, moving plate, 8, moving cylinder, 9, guide rail, 10, first screw rod, 11, first drive motor, 12, loading barrel, 13, unloading base, 14, unloading port, 15, unloading cylinder, 16, push block, 17, slide rail, 18, second screw rod, 19, second drive motor, and 20, slide plate. DETAILED DESCRIPTION

[0014] In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.

[0015] according to Figure 1-3 As shown, a welding workbench for a welding robot comprises a base 1, a welding robot 2 is arranged on the base 1, a conveyor belt 3 is arranged under the welding gun of the welding robot 2, a feeding assembly is arranged upstream of the conveyor belt 3, positioning assemblies are arranged on both sides of the conveyor belt 3, the positioning assemblies comprise a fixed frame 4 and a movable frame 5, the movable frames 5 on the two groups of positioning assemblies are arranged opposite to each other, and are used to cooperate with the clamping square pipe rack 6.

[0016] In the above specific implementation, a feeding assembly is provided upstream of the conveyor belt 3, and the square tube rack 6 is conveyed to the conveyor belt 3 by the feeding assembly, and then conveyed to the positioning assembly by the conveyor belt 3, and the conveyor belt 3 stops working, and the positioning assembly fixes the square tube rack 6, and the square tube rack 6 is welded by the welding robot 2, and after the welding is completed, the positioning assembly releases the positioning of the square tube rack 6, and the square tube rack 6 continues to be conveyed by the conveyor belt 3, and after being conveyed to the downstream of the conveyor belt 3, the unloading is completed by the manipulator, and the two positioning assemblies realize the centering positioning of the square tube rack 6 through the fixed frame 4, and the square tube rack 6 is clamped by the two movable frames 5. The utility model enhances the welding accuracy of the square tube rack 6, reduces labor, and improves the safety of work.

[0017] The fixed frame 4 is fixedly installed on the movable plate 7, and a slide groove is provided on the movable plate 7. The movable frame 5 is slidably connected to the movable plate 7 through the slide groove. The movable frame 5 is connected to the output end of the movable cylinder 8. The movable frame 5 moves in the middle of the movable cylinder 8 box. The two movable frames 5 are connected and clamped and fixed by cooperating with each other to facilitate welding work.

[0018] The movable plate 7 is installed on the slide plate 20, and the slide plate 20 is slidably connected to the guide rail 9 installed on the base 1. The movable plate 7 is connected to the first screw rod 10 through a screw nut. The end of the first screw rod 10 is connected to the first drive motor 11. By starting the first drive motor 11, the slide plate 20 is driven to move toward the middle, so that the two fixed frames 4 cooperate to center the square pipe frame 6.

[0019] The feeding assembly includes a feeding barrel 12, a feeding base 13 is provided at the bottom of the feeding barrel 12, a feeding port 14 is provided on the feeding base 13 for allowing the square tube rack 6 to pass through, a feeding cylinder 15 is provided at one end of the feeding base 13 away from the conveyor belt 3, and the output end of the feeding cylinder 15 is connected to a pushing block 16. The staff can stack the square tube racks 6 in the feeding barrel 12, and the feeding port 14 only allows one square tube rack 6 to pass through at a time. The feeding cylinder 15 is started, and the pushing block 16 connected to the feeding cylinder 15 pushes the bottom square tube rack 6 out of the feeding port 14 and onto the conveyor belt 3, thereby realizing automatic feeding of the square tube rack 6, ensuring the continuity of the work, and improving the work efficiency.

[0020] The bottom of the welding robot 2 is slidably connected to a slide rail 17 installed on the base 1 , and the bottom of the robot is cooperatively connected to a second screw rod 18 , and an end of the second screw rod 18 is connected to a second drive motor 19 .

[0021] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims

1. A welding workbench for a welding robot, comprising a base (1), It is characterized in that A welding robot (2) is arranged on the base (1), a conveyor belt (3) is arranged below the welding gun of the welding robot (2), a loading assembly is arranged upstream of the conveyor belt (3), positioning assemblies are arranged on both sides of the conveyor belt (3), the positioning assemblies include a fixed frame (4) and a movable frame (5), and the movable frames (5) on the two sets of positioning assemblies are arranged opposite to each other and are used to cooperate with the clamping of the square pipe rack (6).

2. A welding workbench for a welding robot according to claim 1, It is characterized in that The fixed frame (4) is fixedly mounted on a movable plate (7), a slide groove is provided on the movable plate (7), the movable frame (5) is slidably connected to the movable plate (7) via the slide groove, and the movable frame (5) is connected to the output end of a movable cylinder (8).

3. A welding workbench for a welding robot according to claim 2, It is characterized in that The movable plate (7) is mounted on a slide plate (20), the slide plate (20) is slidably connected to a guide rail (9) mounted on a base (1), the movable plate (7) is cooperatively connected to a first screw rod (10) via a screw nut, and the end of the first screw rod (10) is connected to a first drive motor (11).

4. A welding workbench for a welding robot according to claim 3, It is characterized in that The loading assembly comprises a loading barrel (12), a loading base (13) is provided at the bottom of the loading barrel (12), a loading port (14) is provided on the loading base (13) for allowing a square tube rack (6) to pass through, a loading cylinder (15) is provided at one end of the loading base (13) away from the conveyor belt (3), and an output end of the loading cylinder (15) is connected to a push block (16).

5. A welding workbench for a welding robot according to claim 4, It is characterized in that The bottom of the welding robot (2) is slidably connected to a slide rail (17) installed on the base (1), the bottom of the robot is cooperatively connected to a second screw rod (18), and the end of the second screw rod (18) is connected to a second drive motor (19).

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