Welding equipment for steel structure guardrail

Abstract

The utility model discloses welding equipment for a steel structure guardrail, and relates to the technical field of steel structure welding, the welding equipment comprises an equipment main body, a fixed seat, a movable plate and a large gear, the upper surface of the rear end of the equipment main body is fixedly connected with a supporting plate, the movable plate is arranged in front of the supporting plate, and a third servo motor is fixedly mounted on the left side of the movable plate; the right side of the moving plate is rotationally connected with a large gear, the centers of the moving plate and the large gear are both provided with communicating through openings, an air cylinder is fixedly installed on the inner wall of the large gear, a welding gun is fixedly installed at the telescopic end of the air cylinder, and the power output end of a third servo motor is fixedly connected with a third rotating shaft which is rotationally connected to the moving plate. One end of the third rotating shaft is fixedly connected with a small gear, the third servo motor is started, the air cylinder can drive the welding gun to rotate, then the welding gun is made to rotate and weld around the welding positions of the two sets of guardrails, in this way, the welding efficiency can be improved, and the guardrails do not need to be rotated manually.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure welding, in particular to welding equipment for steel structure guardrails. Background Art

[0002] Steel is an indispensable material in people's daily production and life. It is widely needed and used in automobiles, communications, construction and other fields. Steel structure guardrails are mainly used to protect equipment and facilities in roads, factories, residential areas, villas, courtyards, commercial areas, public places and other occasions.

[0003] Existing technology allows for manual welding of two steel guardrail columns by manually butting them together and then using a handheld welding torch. However, manual welding is time-consuming and labor-intensive, and requires manual rotation of the steel guardrail column during welding, making the operation more cumbersome and reducing welding efficiency. Therefore, those skilled in the art have provided a welding device for steel guardrails to address the issues raised in the background art. Utility Model Content

[0004] The purpose of the utility model is to provide a welding device for steel structure guardrails to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A welding device for a steel structure guardrail includes an equipment body, a fixed seat, a movable plate and a large gear, wherein the upper surface of the rear end of the equipment body is fixedly connected to a support plate, a movable plate is arranged in front of the support plate, a third servo motor is fixedly installed on the left side of the movable plate, and the right side of the movable plate is rotatably connected to the large gear, and the centers of the movable plate and the large gear are both provided with through-holes that are interconnected, a cylinder is fixedly installed on the inner wall of the large gear, a welding gun is fixedly installed on the telescopic end of the cylinder, and a power output end of the third servo motor is fixedly connected to a third rotating shaft, wherein the third rotating shaft is rotatably connected to the movable plate, and one end of the third rotating shaft is fixedly connected to a small gear, wherein the small gear and the large gear are in a meshing state, fixed seats are provided on both sides of the movable plate, a placement slot is provided on one side of the fixed seat, and two groups of front and rear clamping plates are provided in the placement slot, and two groups of left and right spring rods are fixedly connected to one side of the clamping plate, wherein one end of the spring rod is inserted into the fixed seat.

[0007] As a further solution of the present invention: a second servo motor is fixedly installed on the upper end of the support plate, a second threaded rod is fixedly connected to the power output end of the second servo motor, and a second slide groove is opened in the middle of the front side of the support plate, wherein the second threaded rod is rotatably connected in the second slide groove.

[0008] As a further solution of the present invention: the rear end of the movable plate is fixedly connected to a second slider, wherein the second slider is clamped in the second slide groove, and the second slider is threadedly connected to the second threaded rod, and first slide grooves are provided on both sides of the second slide groove, wherein the first slide grooves are opened on the front side of the support plate, and first servo motors are fixedly installed on both sides of the left and right sides of the support plate.

[0009] As a further solution of the present invention: the power output ends of the first servo motors are fixedly connected to the first threaded rod, wherein the first threaded rod is rotatably connected in the first slide groove, and the rear end of the fixed seat is fixedly connected to the first slider, wherein the first slider is clamped in the first slide groove, and the first slider is threadedly connected to the first threaded rod.

[0010] As a further solution of the present invention: locking universal wheels are fixedly installed at the four corners of the lower end of the equipment body, the upper surface of the front end of the equipment body is electrically connected to the controller, and a protruding ring is fixedly connected to the left side of the large gear, wherein the protruding ring is rotatably connected to the movable plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. Starting the second servo motor can move the movable plate to the appropriate height, and starting the third servo motor can make the cylinder drive the welding gun to rotate, and then the welding gun rotates around the welding point of the two sets of guardrails to perform welding. This eliminates the need to manually rotate the guardrails, which can improve welding efficiency.

[0013] 2. Place the end of the guardrail that does not need to be welded in the placement groove, where the placement groove can support the end of the guardrail. Under the action of the spring rod, the clamping plate will clamp the guardrail in the middle, which is convenient for fixing the column guardrail.

[0014] 3. Start the first servo motor to make the fixed seat drive the guardrail to move toward the movable plate, so that the ends of the two sets of guardrails that need to be welded are in contact in the through-hole, thus eliminating the need for manual docking. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a structural diagram of welding equipment for steel structure guardrail.

[0016] Figure 2 This is a structural schematic diagram of a fixing seat and a clamping plate in a welding device for a steel structure guardrail.

[0017] Figure 3 This is a structural diagram of a large gear and a small gear in a welding device for a steel structure guardrail.

[0018] Figure 4 The figure is a schematic diagram of the structure of a movable plate and a welding gun in a welding device for a steel structure guardrail.

[0019] In the figure: 1. Equipment body; 2. Locking universal wheel; 3. Support plate; 4. Controller; 5. First servo motor; 6. First threaded rod; 7. First slide; 8. Second servo motor; 9. Second threaded rod; 10. Second slide; 11. Fixed seat; 12. Moving plate; 13. First slider; 14. Placement groove; 15. Clamping plate; 16. Spring rod; 17. Second slider; 18. Through-hole; 19. Cylinder; 20. Welding gun; 21. Large gear; 22. Small gear; 23. Third servo motor; 24. Third rotating shaft; 25. Protruding ring. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 4In an embodiment of the present invention, a welding device for a steel structure guardrail includes a device body 1, a fixed seat 11, a movable plate 12 and a large gear 21. The upper surface of the rear end of the device body 1 is fixedly connected to a support plate 3, and a movable plate 12 is provided in front of the support plate 3. A third servo motor 23 is fixedly installed on the left side of the movable plate 12, and a large gear 21 is rotatably connected to the right side of the movable plate 12. A through-hole 18 is opened in the center of the movable plate 12 and the large gear 21, and a cylinder 19 is fixedly installed on the inner wall of the large gear 21. A welding gun 20 is fixedly installed on the telescopic end of the cylinder 19. The power output end of the third servo motor 23 is fixedly connected to the third rotating shaft 24, wherein the third rotating shaft 24 is rotatably connected to the moving plate 12, and one end of the third rotating shaft 24 is fixedly connected to the small gear 22, wherein the small gear 22 is in meshing state with the large gear 21, and the moving plate 12 is provided with a fixed seat 11 on both sides, and a placement groove 14 is provided on one side of the fixed seat 11. Two sets of front and rear clamping plates 15 are provided in the placement groove 14, and one side of the clamping plate 15 is fixedly connected to two sets of left and right spring rods 16, wherein one end of the spring rod 16 is inserted into the fixed seat 11, and the support plate 3 is provided with a plurality of spring rods 16. A second servo motor 8 is fixedly installed at the end, and a second threaded rod 9 is fixedly connected to the power output end of the second servo motor 8. A second slide groove 10 is opened in the middle of the front of the support plate 3, wherein the second threaded rod 9 is rotatably connected in the second slide groove 10, and a second slider 17 is fixedly connected to the rear end of the movable plate 12, wherein the second slider 17 is clamped in the second slide groove 10, and the second slider 17 is threadedly connected to the second threaded rod 9, and the first slide groove 7 is provided on both sides of the second slide groove 10, wherein the first slide groove 7 is opened on the front of the support plate 3, and the left and right sides of the support plate 3 are fixedly installed with the second slide groove 7. A servo motor 5, the power output end of the first servo motor 5 is fixedly connected to the first threaded rod 6, wherein the first threaded rod 6 is rotatably connected to the first slide groove 7, the rear end of the fixed seat 11 is fixedly connected to the first slider 13, wherein the first slider 13 is clamped in the first slide groove 7, and the first slider 13 is threadedly connected to the first threaded rod 6, the four corners of the lower end of the equipment body 1 are fixedly installed with locking universal wheels 2, the upper surface of the front end of the equipment body 1 is electrically connected to the controller 4, and the left side of the large gear 21 is fixedly connected to a protruding ring 25, wherein the protruding ring 25 is rotatably connected to the movable plate 12.

[0022] The working principle of the utility model is as follows: first, the second servo motor 8 is started to drive the second threaded rod 9 to rotate, the second threaded rod 9 drives the second slider 17 to move up and down, the second slider 17 drives the movable plate 12 to move up and down to a suitable height, and then the ends of the two groups of guardrails that do not need to be welded can be placed in the left and right two groups of placement grooves 14 respectively, wherein the placement groove 14 will support the end of the guardrail, and under the action of the spring rod 16, the clamping plate 15 will clamp the guardrail in the middle, and then the first servo motor 5 is started to drive the first threaded rod 6 to rotate, the first threaded rod 6 drives the first slider 13 to move, the first slider 13 drives the fixed seat 11 to move, and the fixed seat 11 drives the guardrail to move toward the movable plate 1 2 directions, so that the ends of the two groups of guardrails that need to be welded are in contact in the through-opening 18, and then the cylinder 19 is started, so that the telescopic end of the cylinder 19 drives the welding gun 20 to extend, so that the welding gun 20 is in contact with the welding parts of the two groups of guardrails and welds them. Finally, the third servo motor 23 is started to drive the third rotating shaft 24 to rotate, the third rotating shaft 24 drives the small gear 22 to rotate, the small gear 22 drives the large gear 21 to rotate, the large gear 21 drives the cylinder 19 to rotate, and the cylinder 19 drives the welding gun 20 to rotate, so that the welding gun 20 rotates around the welding parts of the two groups of guardrails for welding, which can improve the welding efficiency and does not need to manually rotate the guardrails.

[0023] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A welding device for a steel structure guardrail, comprising a device body (1), a fixing seat (11), a moving plate (12) and a large gear (21), characterized in that: The upper surface of the rear end of the equipment body (1) is fixedly connected to a support plate (3), a moving plate (12) is arranged in front of the support plate (3), a third servo motor (23) is fixedly installed on the left side of the moving plate (12), a large gear (21) is rotatably connected to the right side of the moving plate (12), the moving plate (12) and the large gear (21) are both provided with a through hole (18) that is interconnected at the center, a cylinder (19) is fixedly installed on the inner wall of the large gear (21), a welding gun (20) is fixedly installed at the telescopic end of the cylinder (19), and a third rotating shaft (21) is fixedly connected to the power output end of the third servo motor (23). 24), wherein the third rotating shaft (24) is rotatably connected to the moving plate (12), one end of the third rotating shaft (24) is fixedly connected to a small gear (22), wherein the small gear (22) and the large gear (21) are in meshing state, the moving plate (12) is provided with a fixed seat (11) on both left and right sides, a placement groove (14) is provided on one side of the fixed seat (11), two groups of front and rear clamping plates (15) are provided in the placement groove (14), and one side of the clamping plate (15) is fixedly connected to two groups of left and right spring rods (16), wherein one end of the spring rod (16) is inserted into the fixed seat (11).

2. The welding equipment for steel structure guardrail according to claim 1 is characterized in that: A second servo motor (8) is fixedly mounted on the upper end of the support plate (3), and a second threaded rod (9) is fixedly connected to the power output end of the second servo motor (8).

3. The welding equipment for steel structure guardrail according to claim 1 is characterized in that: A second sliding groove (10) is provided in the middle of the front side of the support plate (3), wherein the second threaded rod (9) is rotatably connected in the second sliding groove (10).

4. The welding equipment for steel structure guardrail according to claim 1 is characterized in that: A second sliding block (17) is fixedly connected to the rear end of the movable plate (12), wherein the second sliding block (17) is clamped in the second sliding groove (10), and the second sliding block (17) is threadedly connected to the second threaded rod (9).

5. The welding equipment for steel structure guardrail according to claim 3 is characterized in that: The second slide groove (10) is provided with first slide grooves (7) on both sides thereof, wherein the first slide grooves (7) are both opened on the front side of the support plate (3).

6. The welding equipment for steel structure guardrail according to claim 1 is characterized in that: A first servo motor (5) is fixedly mounted on both left and right sides of the support plate (3).

7. The welding equipment for steel structure guardrail according to claim 6 is characterized in that: The power output end of the first servo motor (5) is fixedly connected to a first threaded rod (6), wherein the first threaded rod (6) is rotatably connected in a first sliding groove (7).

8. The welding equipment for steel structure guardrail according to claim 1, characterized in that: The rear end of the fixing seat (11) is fixedly connected to a first sliding block (13), wherein the first sliding block (13) is clamped in the first sliding groove (7), and the first sliding block (13) is threadedly connected to the first threaded rod (6).

9. The welding equipment for steel structure guardrail according to claim 1, characterized in that: The four corners at the lower end of the device body (1) are all fixedly mounted with locking universal wheels (2), and the upper surface of the front end of the device body (1) is electrically connected to a controller (4).

10. The welding equipment for steel structure guardrail according to claim 1, characterized in that: A protruding ring (25) is fixedly connected to the left side of the large gear (21), wherein the protruding ring (25) is rotatably connected inside the moving plate (12).

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