Building steel structure welding device

Abstract

The utility model provides a building steel structure welding device, which relates to the technical field of welding devices, and comprises a welding guide rail fixedly mounted in the middle of a U-shaped welding bracket, a welding support seat movably connected in the welding guide rail, a telescopic welding gun fixedly mounted in the welding support seat, and a welding rod movably connected in the telescopic welding gun, protective positioning plates are fixedly mounted at the two ends of the telescopic welding gun, and the two ends of each protective positioning plate are rotationally connected with limiting rings. The welding device has the advantages that the U-shaped welding supporting structure is arranged, the threaded fastening structures are arranged at the four corners of the welding supporting structure, the welding device and the steel structure are connected in a fastening mode through the threaded fastening structures, and the welding structure capable of being adjusted in a sliding mode is arranged in the U-shaped welding supporting structure; the position of the welding structure is adjusted according to use requirements, different end faces of the steel structure can be welded conveniently, the welding device is supported through the steel structure, and the use convenience of the welding device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding devices, in particular to a welding device for building steel structures. Background Technique

[0002] A steel structure building is a building with a load-bearing structure composed of building steel. It is usually composed of load-bearing structures such as beams, columns, and trusses made of profiled steel and steel plates; together with enclosing structures such as roofs, floors, and walls, it forms a complete building. The components or parts are usually connected by welds, bolts, or rivets. Because of its light self-weight and simple construction, it is widely used in large factories, stadiums, super high-rise buildings and other fields. In the process of using existing building steel structures, welding is usually required to connect both ends. Therefore, welding devices are essential tools in the process of using building steel structures.

[0003] CN202223460510.6 introduces a welding device for building steel structures, which is provided with a support bottom plate, and a fixing part is arranged on the upper part of the support bottom plate; the fixing part includes a vertical branch pipe, a first support plate, a second support plate and a placement frame; a welding part is arranged on the side of the fixing part, and the welding part includes a hydraulic rod, a mounting block, a placement ring, an annular slide rail, a fixing cylinder, an extension shaft, a mounting cylinder and a welding torch. The mounting block is arranged at the end of the hydraulic rod, the placement ring is arranged on the outer wall of the mounting block, and the annular slide rail is arranged around the inner wall of the placement ring; the fixing cylinder is arranged on the upper part of the annular slide rail, one end of the extension shaft is inserted into the fixing cylinder, the mounting cylinder is arranged at the other end of the extension shaft, and the end of the welding torch is correspondingly mounted in the mounting cylinder; the structure is simple and the operation is convenient. By performing circular welding, there is no need to manually turn the steel pipe for welding, and the welding is convenient, fast and the welding quality is guaranteed. The present application provides a new technical solution to rotate the welding head, eliminating the need to manually turn the steel pipe for welding and improving the convenience of welding. Content of the Utility Model

[0004] For this reason, the purpose of the present utility model is to provide a welding device for building steel structures to solve the problems mentioned in the background technique and overcome the deficiencies existing in the prior art.

[0005] To achieve the above purpose, an embodiment of one aspect of the present utility model provides a welding device for building steel structures, including a U-shaped welding bracket. A welding guide rail is fixedly installed in the middle of the U-shaped welding bracket. A welding support seat is movably connected inside the welding guide rail. A telescopic welding torch is fixedly installed inside the welding support seat. Protective positioning plates are fixedly installed at both ends of the telescopic welding torch. Limiting rings are rotatably connected to both ends of the protective positioning plates. Fastening and adjusting seats fixedly installed with the U-shaped welding bracket are arranged on both sides of the protective positioning plates. An elastic anti-slip pad is fixedly installed at one end of the fastening and adjusting seat.

[0006] Preferably, according to any of the above solutions, a fixing groove adapted to the welding guide rail is provided in the middle of the U-shaped welding bracket, and a movable handle is provided at one end of the welding support seat.

[0007] Adopting the above technical solution: The U-shaped welding bracket is set as a U-shaped structure, so that the welding bracket can cover three sides of the steel structure, and the welding position can be adjusted on three sides of the steel structure during welding, improving the convenience of welding. And a welding guide rail is provided to be adapted to the U-shaped welding bracket, which is convenient for adjusting the position of the welding support seat inside the welding guide rail, so that the welding support seat drives the telescopic welding torch to adjust the position.

[0008] Preferably, according to any of the above solutions, the telescopic welding torch includes a hydraulic telescopic rod, a welding seat and a welding head. The hydraulic telescopic rod is fixedly installed inside the welding support seat. One end of the hydraulic telescopic rod is fixedly installed with a welding seat, and one end of the welding seat is fixedly installed with a welding head.

[0009] Adopting the above technical solution: Control the telescopic movement of the hydraulic telescopic rod according to the welding requirements, so that the hydraulic telescopic rod drives the welding seat to move, and the welding seat drives the welding head to move. When the welding support seat moves, control the hydraulic telescopic rod to drive the welding head away from the steel structure. When welding is required, control the hydraulic telescopic rod to drive the welding head close to the steel structure for welding work.

[0010] Preferably, according to any of the above solutions, the protective positioning plate includes a protective spring and a protective baffle. The protective spring is fixedly installed inside the welding seat, and one end of the protective spring is fixedly installed with a protective baffle that is movably connected to the welding seat.

[0011] Adopting the above technical solution: Use the protective spring to support the protective baffle, so that the protective baffle moves inside the welding seat, and use the protective baffle to block both sides of the welding head to improve the safety of welding.

[0012] Preferably, according to any of the above solutions, the limiting ring is set as a U-shaped structure, and rotating shafts rotatably connected to the protective baffle are provided at both ends of the limiting ring.

[0013] Adopting the above technical solution: Rotate the limiting ring, so that the limiting ring pulls the protective baffle to compress the protective spring, and the limiting ring is clamped on the welding seat. The elastic force of the protective spring can be used to limit the protective baffle and adjust the position of the protective baffle.

[0014] Preferably, according to any of the above solutions, the fastening and adjusting seat includes a fastening screw rod, a fastening screw sleeve, and a fastening pressing plate. The fastening screw rod is fixedly installed at both ends of the U-shaped welding bracket. A fastening screw sleeve is threadedly connected to the surface of the fastening screw rod. One end of the fastening screw sleeve is rotatably connected to a fastening pressing plate. The elastic anti-slip pad is fixedly installed at one end of the fastening pressing plate. Telescopic guide rods are fixedly installed at both ends of the fastening pressing plate.

[0015] Adopting the above technical solution: Rotate the fastening screw sleeve according to the usage requirements to perform screw drive between the fastening screw sleeve and the fastening screw rod. Through the screw drive, the fastening screw sleeve drives the fastening pressing plate to move, so that the fastening pressing plate squeezes the surface of the steel structure, thereby fixing the U-shaped welding bracket.

[0016] Preferably, according to any of the above solutions, the telescopic guide rod includes a movable insertion rod and a movable sleeve rod. The movable insertion rod is fixedly installed at one end of the U-shaped welding bracket. The surface of the movable insertion rod is sleeved with a movable sleeve rod, and the movable sleeve rod is fixedly installed with the fastening pressing plate.

[0017] Adopting the above technical solution: During the movement of the fastening pressing plate, the fastening pressing plate drives the movable sleeve rod to move along the movable insertion rod, and the movable sleeve rod and the movable insertion rod are used to guide and limit the fastening pressing plate, avoiding the rotation of the fastening pressing plate from affecting the fastening of the steel structure.

[0018] Compared with the prior art, the advantages and beneficial effects of the present utility model are as follows:

[0019] 1. A U-shaped welding support structure is provided, and threaded fastening structures are provided at the four corners of the welding support structure. The welding device and the steel structure are firmly connected by using the threaded fastening structures. Moreover, a slidable adjustable welding structure is provided inside the U-shaped welding support structure. The position of the welding structure is adjusted according to the usage requirements, which is convenient for welding different end faces of the steel structure, and the steel structure is used to support the welding device, improving the convenience of using the welding device.

[0020] 2. Elastic adjustable protection structures are provided at both ends of the welding structure. The protection structures are used to clamp the weld seam, which is convenient for calibrating the position of the weld seam and improving the convenience of using the welding device.

[0021] The additional aspects and advantages of the present utility model will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, where:

[0023] Figure 1Structural schematic diagram according to an embodiment of the present utility model;

[0024] Figure 2 Front view structural schematic diagram according to an embodiment of the present utility model;

[0025] Figure 3 Partial structural schematic diagram of a telescopic welding torch according to an embodiment of the present utility model;

[0026] Figure 4 Partial sectional structural schematic diagram of a telescopic welding torch according to an embodiment of the present utility model;

[0027] Wherein: 1 - U-shaped welding bracket, 2 - welding guide rail, 3 - welding support seat, 4 - telescopic welding torch, 41 - hydraulic telescopic rod, 42 - welding seat, 43 - welding head, 5 - protective positioning plate, 51 - protective spring, 52 - protective baffle, 6 - limit ring, 7 - fastening adjustment seat, 71 - fastening screw, 72 - fastening nut, 73 - fastening pressure plate, 8 - elastic anti-slip pad, 9 - telescopic guide rod, 91 - movable insertion rod, 92 - movable sleeve rod. Detailed implementation manners

[0028] The present utility model will be further described below with reference to the accompanying drawings, but the protection scope of the present utility model is not limited to the following.

[0029] As Figures 1-4 shown, a building steel structure welding device according to an embodiment of the present utility model includes a U-shaped welding bracket 1. A welding guide rail 2 is fixedly installed in the middle of the U-shaped welding bracket 1. A welding support seat 3 is movably connected inside the welding guide rail 2. A telescopic welding torch 4 is fixedly installed inside the welding support seat 3. Protective positioning plates 5 are fixedly installed at both ends of the telescopic welding torch 4. Limit rings 6 are rotatably connected to both ends of the protective positioning plates 5. Fastening adjustment seats 7 fixedly installed with the U-shaped welding bracket 1 are arranged on both sides of the protective positioning plates 5. An elastic anti-slip pad 8 is fixedly installed at one end of the fastening adjustment seat 7.

[0030] Preferably, according to any of the above solutions, a fixing groove adapted to the welding guide rail 2 is provided in the middle of the U-shaped welding bracket 1, and a movable handle is provided at one end of the welding support seat 3.

[0031] Adopting the above technical solution: The U-shaped welding bracket 1 is set to a U-shaped structure, so that the welding bracket 1 can wrap three sides of the steel structure, and the welding position can be adjusted on three sides of the steel structure during welding, improving the convenience of welding. And the welding guide rail 2 is adapted to the U-shaped welding bracket 1, which is convenient to adjust the position of the welding support seat 3 inside the welding guide rail 2, so that the welding support seat 3 drives the telescopic welding torch 4 to adjust the position.

[0032] Preferably, according to any of the above solutions, the telescopic welding torch 4 includes a hydraulic telescopic rod 41, a welding base 42 and a welding head 43. The hydraulic telescopic rod 41 is fixedly installed inside the welding support base 3. One end of the hydraulic telescopic rod 41 is fixedly installed with a welding base 42, and one end of the welding base 42 is fixedly installed with a welding head 43.

[0033] Adopting the above technical solution: Control the telescopic movement of the hydraulic telescopic rod 41 according to the welding requirements, so that the hydraulic telescopic rod 41 drives the welding base 42 to move, and the welding base 42 drives the welding head 43 to move. When the welding support base 3 moves, control the hydraulic telescopic rod 41 to drive the welding head 43 away from the steel structure. When welding is required, control the hydraulic telescopic rod 41 to drive the welding head 43 close to the steel structure for welding work.

[0034] Preferably, according to any of the above solutions, the protective positioning plate 5 includes a protective spring 51 and a protective baffle 52. The protective spring 51 is fixedly installed inside the welding base 42, and one end of the protective spring 51 is fixedly installed with a protective baffle 52 that is movably connected to the welding base 42.

[0035] Adopting the above technical solution: Use the protective spring 51 to support the protective baffle 52, so that the protective baffle 52 moves inside the welding base 42, and use the protective baffle 52 to block both sides of the welding head 43 to improve the safety of welding.

[0036] Preferably, according to any of the above solutions, the limiting ring 6 is set in a U-shaped structure, and both ends of the limiting ring 6 are provided with rotating shafts that are rotatably connected to the protective baffle 52.

[0037] Adopting the above technical solution: Rotate the limiting ring 6 to make the limiting ring 6 pull the protective baffle 52 to compress the protective spring 51, and snap the limiting ring 6 onto the welding base 42. The elastic force of the protective spring 51 can be used to limit the protective baffle 52 and adjust the position of the protective baffle 52.

[0038] Preferably, according to any of the above solutions, the fastening and adjusting seat 7 includes a fastening screw rod 71, a fastening nut sleeve 72 and a fastening pressing plate 73. The fastening screw rod 71 is fixedly installed at both ends of the U-shaped welding bracket 1. The surface of the fastening screw rod 71 is threadedly connected with a fastening nut sleeve 72. One end of the fastening nut sleeve 72 is rotatably connected with a fastening pressing plate 73. An elastic anti-slip pad 8 is fixedly installed at one end of the fastening pressing plate 73, and telescopic guide rods 9 are fixedly installed at both ends of the fastening pressing plate 73.

[0039] Adopting the above technical solution: Rotate the fastening nut sleeve 72 according to the usage requirements, so that a threaded drive is carried out between the fastening nut sleeve 72 and the fastening screw rod 71. Through the threaded drive, the fastening nut sleeve 72 drives the fastening pressing plate 73 to move, so that the fastening pressing plate 73 presses against the surface of the steel structure, thereby fixing the U-shaped welding bracket 1.

[0040] Preferably, according to any of the above solutions, the telescopic guide rod 9 includes a movable insertion rod 91 and a movable sleeve rod 92. The movable insertion rod 91 is fixedly installed at one end of the U-shaped welding bracket 1. The surface of the movable insertion rod 91 is sleeved with the movable sleeve rod 92, and the movable sleeve rod 92 and the fastening pressing plate 73 are fixedly installed.

[0041] With the above technical solution: during the movement of the fastening pressing plate 73, the fastening pressing plate 73 drives the movable sleeve rod 92 to move along the movable insertion rod 91. The movable sleeve rod 92 and the movable insertion rod 91 are used to guide and limit the fastening pressing plate 73, avoiding the rotation of the fastening pressing plate 73 from affecting the fastening of the steel structure.

[0042] The working principle of a building steel structure welding device of the present utility model is as follows:

[0043] The U-shaped welding bracket is sleeved on the surface of the weld of the steel structure, and the weld is placed in the middle position of the protective baffle 52. Rotate the fastening nut 72 to drive the fastening pressing plate 73 to clamp the steel structure. Slide the welding support base 3 to the position where welding is required, control the hydraulic telescopic rod 41 to drive the welding seat 42 to drive the welding head 43 to the position where welding is required, and control the welding head 43 to perform welding.

[0044] Compared with the prior art, the present utility model has the following beneficial effects compared with the prior art:

[0045] 1. A U-shaped welding support structure is provided, and threaded fastening structures are provided at the four corners of the welding support structure. The threaded fastening structures are used to firmly connect the welding device and the steel structure. A slidable welding structure is provided inside the U-shaped welding support structure to adjust the position of the welding structure according to the usage requirements, facilitating the welding of different end faces of the steel structure, and using the steel structure to support the welding device, improving the convenience of using the welding device.

[0046] 2. Elastic adjustable protective structures are provided at both ends of the welding structure to clamp the weld using the protective structures, facilitating the calibration of the position of the weld and improving the convenience of using the welding device.

Claims

1. A welding device for building steel structure, comprising a U-shaped welding bracket (1), a welding guide rail (2) being fixedly mounted in the middle of the U-shaped welding bracket (1), a welding support seat (3) being movably connected inside the welding guide rail (2), characterized in that: A telescopic welding gun (4) is fixedly installed inside the welding support seat (3), and protective positioning plates (5) are fixedly installed at both ends of the telescopic welding gun (4). The two ends of the protective positioning plates (5) are rotatably connected to limit rings (6), and fastening adjustment seats (7) fixedly installed with the U-shaped welding bracket (1) are arranged on both sides of the protective positioning plates (5), and an elastic anti-skid pad (8) is fixedly installed at one end of the fastening adjustment seat (7).

2. A building steel structure welding device as claimed in claim 1, characterized in that: A fixing groove matched with the welding guide rail (2) is provided in the middle of the U-shaped welding bracket (1), and a movable handle is provided at one end of the welding support seat (3).

3. A building steel structure welding device as claimed in claim 2, characterized in that: The telescopic welding gun (4) comprises a hydraulic telescopic rod (41), a welding seat (42) and a welding head (43); the hydraulic telescopic rod (41) is fixedly mounted inside the welding support seat (3); one end of the hydraulic telescopic rod (41) is fixedly mounted with the welding seat (42); and one end of the welding seat (42) is fixedly mounted with the welding head (43).

4. A building steel structure welding device as claimed in claim 3, characterized in that: The protective positioning plate (5) comprises a protective spring (51) and a protective baffle (52); the protective spring (51) is fixedly mounted inside the welding seat (42); one end of the protective spring (51) is fixedly mounted with a protective baffle (52) movably connected to the welding seat (42).

5. A building steel structure welding device as claimed in claim 4, characterized in that: The limiting ring (6) is configured as a U-shaped structure, and both ends of the limiting ring (6) are provided with rotating shafts that are rotatably connected to the protective baffle (52).

6. A building steel structure welding device as claimed in claim 5, characterized in that: The fastening adjustment seat (7) comprises a fastening screw (71), a fastening screw sleeve (72) and a fastening pressure plate (73); the fastening screw (71) is fixedly mounted at both ends of the U-shaped welding bracket (1); the surface of the fastening screw (71) is threadedly connected to the fastening screw sleeve (72); one end of the fastening screw sleeve (72) is rotatably connected to the fastening pressure plate (73); the elastic anti-slip pad (8) is fixedly mounted at one end of the fastening pressure plate (73); and telescopic guide rods (9) are fixedly mounted at both ends of the fastening pressure plate (73).

7. A building steel structure welding device as claimed in claim 6, characterized in that: The telescopic guide rod (9) comprises a movable insertion rod (91) and a movable sleeve rod (92); the movable insertion rod (91) is fixedly mounted on one end of the U-shaped welding bracket (1); the surface of the movable insertion rod (91) is sleeved with the movable sleeve rod (92); the movable sleeve rod (92) and the fastening pressure plate (73) are fixedly mounted.

Images