Welding device suitable for ultrahigh-strength steel

Abstract

The utility model relates to the technical field of strong steel welding, and discloses an ultrahigh strength steel welding device which comprises a first fixing frame, a first limiting groove is formed in the bottom end of the first fixing frame, an air cylinder is fixedly connected to the bottom end in the first limiting groove, the output end of the air cylinder is fixedly connected with a supporting plate, and a first sliding groove is formed in one side face of the fixing frame. A first sliding block is slidably connected into the first sliding groove, one end of the first sliding block is fixedly connected with a limiting block, the other end of the first sliding block penetrates through the first sliding groove to be fixedly connected to one side of a supporting plate, and a first connecting plate is fixedly connected to the top of the supporting plate. Compared with the prior art, the device has the advantages that the position precision of a welding test piece can be ensured, the dimensional deviation of a product is reduced, and the precision and replaceability of parts are improved; and the position of the welding gun can be adjusted according to machining requirements, and the flexibility and adaptability of the ultrahigh-strength steel welding device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-strength steel welding, in particular to a welding device suitable for ultra-high-strength steel. Background Art

[0002] Q690 steel is an ultra-high-strength steel with alloy elements added to high-strength steel, with a nominal yield strength of 690MPa. This steel has been used in key load-bearing parts of bridges and public buildings at home and abroad in recent years due to its excellent mechanical properties. However, ultra-high-strength steel welding is crucial to the stability, impact resistance, fatigue resistance and corrosion resistance of the structure.

[0003] The existing ultra-high-strength steel welding equipment cannot ensure the position accuracy of the welding specimen, which easily causes dimensional deviation of the product and reduces the accuracy of the parts; and it cannot be adjusted according to demand, and has low flexibility and adaptability. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an ultra-high strength steel welding device suitable for Q690 steel.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a device suitable for ultra-high-strength steel welding, comprising a fixing frame 1, a limiting groove 1 is provided at the bottom end of the fixing frame 1, a cylinder is fixedly connected to the bottom end of the limiting groove 1, and the output end of the cylinder is fixedly connected to a support plate, a sliding groove 1 is provided on the side of the fixing frame 1, a slider 1 is slidably connected inside the sliding groove 1, one end of the slider 1 is fixedly connected to a limiting block, the other end of the slider 1 passes through the sliding groove 1 and is fixedly connected to one side of the support plate, a connecting plate 1 is fixedly connected to the top of the support plate, a connecting plate 2 is rotatably connected to the side of the connecting plate 1 through a fixed shaft, one end of the connecting plate 2 is rotatably connected to a fixing block, a fixing rod is slidably connected inside the fixing block, the fixing rod is fixedly connected to an inner wall of the fixing frame 1, a workbench is fixedly connected to the top of the fixing frame 1, a limiting groove 2 is provided inside the workbench, a fixing plate is fixedly connected to the top of the fixing block, and one end of the fixing plate passes through the limiting groove 2 and is fixedly connected to a clamping plate.

[0006] As a further description of the above technical solution:

[0007] Two slide grooves are provided at both ends of the workbench, two sliders are slidably connected inside the two slide grooves, two fixing frames are fixedly connected to the tops of the two sliders, and positioning holes are provided on the sides of the workbench, and threaded rods are threadedly connected inside the positioning holes.

[0008] As a further description of the above technical solution:

[0009] A reinforcement bottom plate is fixedly connected to a side surface of a bottom end of the fixing frame, and two groups of the reinforcement bottom plates are provided.

[0010] As a further description of the above technical solution:

[0011] The connecting plate 1, the fixed shaft, the connecting plate 2 and the fixed block are all provided in multiple groups.

[0012] As a further description of the above technical solution:

[0013] The positioning holes are provided in multiple groups.

[0014] As a further description of the above technical solution:

[0015] The second slide groove, the second fixing frame and the threaded rod are all provided in multiple groups.

[0016] The utility model has the following beneficial effects:

[0017] 1. In the utility model, the cylinder is started, the cylinder drives the connecting plate 1 to move downward, the connecting plate 1 drives the connecting plate 2 to swing through the fixed shaft, and the connecting plate 2 drives the clamping plate to slide toward the middle, which can ensure the position accuracy of the welding specimen, reduce the dimensional deviation of the product, and improve the accuracy and interchangeability of ultra-high strength steel.

[0018] 2. In the utility model, by pushing the fixing frame 2, the fixing frame 2 drives the slide block 2 to slide inside the slide groove 2. After the welding gun is adjusted to a suitable position, the threaded rod is passed through the positioning hole and the threaded rod is tightened to fix the slide block 2. The position of the welding gun can be adjusted according to processing requirements, thereby improving the flexibility and adaptability of the ultra-high-strength steel welding device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of an ultra-high-strength steel welding device proposed by the utility model;

[0020] Figure 2 This is a front view of a welding device for ultra-high-strength steel proposed by the utility model;

[0021] Figure 3 This is a side view of a welding device suitable for ultra-high-strength steel proposed by the utility model.

[0022] Legend:

[0023] 1. Fixed frame 1; 2. Limiting groove 1; 3. Cylinder; 4. Support plate; 5. Slide groove 1; 6. Slider 1; 7. Limiting block; 8. Connecting plate 1; 9. Fixed shaft; 10. Connecting plate 2; 11. Fixed block; 12. Fixed rod; 13. Workbench; 14. Limiting groove 2; 15. Fixed plate; 16. Clamp; 17. Slide groove 2; 18. Slider 2; 19. Fixed frame 2; 20. Positioning hole; 21. Threaded rod; 22. Reinforced bottom plate. DETAILED DESCRIPTION

[0024] 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.

[0025] Reference Figure 1-Figure 3 The utility model provides an embodiment: a device suitable for welding ultra-high-strength steel, comprising a fixing frame 1, a limiting groove 2 is provided at the bottom end of the fixing frame 1, a cylinder 3 is fixedly connected to the bottom end of the limiting groove 2, a support plate 4 is fixedly connected to the output end of the cylinder 3, a slide groove 5 is provided on the side of the fixing frame 1, a slider 6 is slidably connected to the inside of the slide groove 5, one end of the slider 6 is fixedly connected to the limiting block 7, the other end of the slider 6 passes through the slide groove 5 and is fixedly connected to one side of the support plate 4, and the top of the support plate 4 is fixedly A connecting plate 8 is fixedly connected, and a connecting plate 2 10 is rotatably connected to the side of the connecting plate 8 through a fixed shaft 9. One end of the connecting plate 2 10 is rotatably connected to a fixed block 11, and a fixing rod 12 is slidably connected inside the fixed block 11. The fixing rod 12 is fixedly connected to the inner wall of the fixed frame 1, and a workbench 13 is fixedly connected to the top of the fixed frame 1, and a limiting groove 2 14 is provided inside the workbench 13. A fixing plate 15 is fixedly connected to the top of the fixed block 11, and one end of the fixing plate 15 passes through the limiting groove 2 14 and is fixedly connected to a clamping plate 16.

[0026] Both ends of the workbench 13 are provided with a slide groove 17, a slider 18 is slidably connected inside the slide groove 17, a fixing frame 19 is fixedly connected to the top of the slider 18, and a positioning hole 20 is provided on the side of the workbench 13 to facilitate positioning of the slider 18 at different positions, a threaded rod 21 is threadedly connected inside the positioning hole 20, a reinforcement base plate 22 is fixedly connected to the side of the bottom end of the fixing frame 1, and two groups of reinforcement base plates 22 are provided to improve stability, multiple groups of connecting plate 18, fixed shaft 9, connecting plate 210 and fixing block 11 are provided, multiple groups of positioning holes 20 are provided, and multiple groups of slide grooves 17, fixing frame 21 and threaded rod 21 are provided.

[0027] Working principle: start the cylinder 3, the cylinder 3 drives the support plate 4 to move downward, the support plate 4 drives the slider 6 to slide downward in the slide groove 5, and at the same time the support plate 4 drives the connecting plate 8 to move downward, the connecting plate 8 drives the connecting plate 2 10 to swing through the fixed shaft 9, the connecting plate 2 10 drives the fixed block 11 to slide toward the middle outside the fixed rod 12, the fixed block 11 drives the fixed plate 15 to slide toward the middle inside the limiting groove 2 14, so that the fixed plate 15 drives the clamping plate 16 to slide toward the middle, which can ensure the position accuracy of the welding specimen; then by pushing the fixing frame 2 19, the fixing frame 2 19 drives the slider 2 18 to slide inside the slide groove 2 17, after adjusting the welding gun to the appropriate position, pass the threaded rod 21 through the positioning hole 20 and tighten the threaded rod 21 to fix the slider 2 18, the position of the welding gun can be adjusted according to processing requirements.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A welding device for ultra-high strength steel, comprising a fixing frame (1), characterized in that: The fixing frame (1) is provided with a limiting groove (2) at the bottom end, a cylinder (3) is fixedly connected to the bottom end of the limiting groove (2), and a support plate (4) is fixedly connected to the output end of the cylinder (3). The fixing frame (1) is provided with a sliding groove (5) at the side, a slider (6) is slidably connected to the inside of the sliding groove (5), one end of the slider (6) is fixedly connected to a limiting block (7), and the other end of the slider (6) passes through the sliding groove (5) and is fixedly connected to one side of the support plate (4). The top of the support plate (4) is fixedly connected to a connecting plate (8), and the connecting plate (8) A connecting plate 2 (10) is rotatably connected to the side surface via a fixed shaft (9); one end of the connecting plate 2 (10) is rotatably connected to a fixed block (11); a fixing rod (12) is slidably connected inside the fixing block (11); the fixing rod (12) is fixedly connected to the inner wall of the fixing frame 1 (1); a workbench (13) is fixedly connected to the top of the fixing frame 1 (1); a limiting groove 2 (14) is provided inside the workbench (13); a fixing plate (15) is fixedly connected to the top of the fixing block (11); one end of the fixing plate (15) passes through the limiting groove 2 (14) and is fixedly connected to a clamping plate (16).

2. The ultra-high strength steel welding device according to claim 1, characterized in that: Two sliding grooves (17) are provided at both ends of the workbench (13), two sliding blocks (18) are slidably connected inside the two sliding grooves (17), and two fixing frames (19) are fixedly connected to the top of the two sliding blocks (18). A positioning hole (20) is provided on the side of the workbench (13), and a threaded rod (21) is threadedly connected inside the positioning hole (20).

3. The ultra-high strength steel welding device according to claim 1, characterized in that: A reinforcement base plate (22) is fixedly connected to the side surface of the bottom end of the fixing frame 1 (1), and the reinforcement base plate (22) is provided in two groups.

4. The ultra-high strength steel welding device according to claim 1, characterized in that: The connecting plate 1 (8), the fixed shaft (9), the connecting plate 2 (10) and the fixed block (11) are all provided in multiple groups.

5. The ultra-high strength steel welding device according to claim 2, characterized in that: The positioning holes (20) are provided in multiple groups.

6. The ultra-high strength steel welding device according to claim 2, characterized in that: The second slide groove (17), the second fixing frame (19) and the threaded rod (21) are all provided in multiple groups.

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