A steel beam welding butt joint device convenient to adjust

By designing a steel beam weld jointing device that combines fixed and movable seats with self-locking casters and other components, the height, width, and angle of the steel beams can be flexibly adjusted. This solves the problem of angle adjustment when splicing irregular parts using traditional devices, and improves weld quality and production efficiency.

CN224526381UActive Publication Date: 2026-07-21JIANGMEN FUSHENG STEEL STRUCTURE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
JIANGMEN FUSHENG STEEL STRUCTURE CO LTD
Filing Date
2025-08-11
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Traditional steel beam welding equipment has difficulty in quickly adjusting the docking angle when splicing irregular parts, resulting in a decline in weld quality and insufficient structural strength, which cannot meet the needs of modern factories for multi-variety, small-batch production.

Method used

The design incorporates fixed and movable seats, along with self-locking casters, fixed components, hydraulic telescopic rods, sliding seats, and angle adjustment components, enabling flexible adjustment of the height, width, and angle of the steel beams. The cooperation of the hydraulic telescopic rods and sliding seats allows for precise control of the butt welds.

Benefits of technology

It improved the quality and efficiency of butt welds on steel beams, meeting the needs of modern factories for multi-variety, small-batch production, and reducing the risks of rework and maintenance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a kind of steel beam butt joint devices of convenient adjustment, it is related to steel beam welding technical field, including fixed seat and movable seat, the fixed seat lower end is equipped with fixed support, the movable seat lower end is equipped with self-locking universal wheel, the fixed seat and movable seat are all equipped with the fixed component for fixing steel beam on, the fixed component on the fixed seat lower end is equipped with height adjusting assembly, the fixed component on the movable seat lower end is equipped with moving assembly, the fixed seat and movable seat junction are equipped with angle adjusting assembly. The utility model is through the cooperation between fixed seat and movable seat of rotary connection, fixed component, height adjusting assembly, moving assembly and angle adjusting assembly set on fixed seat and movable seat, the height of butt joint steel beam is realized, butt joint seam width and butt joint angle control, effectively improve the quality of steel beam butt joint weld.
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Description

Technical Field

[0001] This utility model relates to the field of steel beam welding technology, specifically a steel beam weld jointing device that is easy to adjust. Background Technology

[0002] In the steel structure manufacturing process within the factory, the frequency and high requirements of steel beam welding operations are self-evident. Traditional weld joint devices mostly consist of fixed clamps with simple bolt adjustments. This type of device can only make minor adjustments to the position of the steel beam within a plane, and the adjustment process is cumbersome and inefficient, gradually failing to meet the needs of modern factories' multi-variety, small-batch production models. Under today's production model, the shape and specifications of steel beams change frequently, especially the splicing of irregularly shaped parts, which places higher demands on the flexibility and adaptability of welding equipment.

[0003] When assembling irregularly shaped parts, the existing equipment struggles to quickly adjust the mating angle. Welding irregularly shaped parts typically requires precise angle control and complex positioning, which traditional equipment's simple bolt adjustments cannot meet. This can lead to problems such as reduced weld quality and insufficient structural strength, increasing the risk of rework and repair.

[0004] Based on this, a steel beam weld jointing device that is easy to adjust is now provided, which can eliminate the drawbacks of existing devices. Utility Model Content

[0005] The purpose of this invention is to provide an easily adjustable steel beam weld jointing device to solve the problems in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution:

[0007] An easily adjustable steel beam weld jointing device includes a fixed base and a movable base. The fixed base has a fixed support at its lower end, and the movable base has a self-locking caster wheel at its lower end. Both the fixed base and the movable base are provided with fixing components for fixing the steel beam. The fixed component on the fixed base has a height adjustment component at its lower end, and the fixed component on the movable base has a moving component at its lower end. An angle adjustment component is provided at the connection between the fixed base and the movable base.

[0008] Based on the above technical solutions, this utility model also provides the following optional technical solutions:

[0009] In one alternative: the movable seat is provided with a connecting shaft at one end near the fixed seat, an observation groove is provided on one side of the connecting shaft, a first pin hole is provided at one end of the observation groove, a positioning shaft is provided in the first pin hole, a sliding groove is provided at the end of the movable seat opposite to the connecting shaft, and an installation groove is provided at the top of the sliding groove.

[0010] In one alternative: the fixing component includes a support base, on both sides of which a first screw is symmetrically provided, the first screw being threadedly connected to the support base, and a clamping plate being rotatably connected to one end of the first screw.

[0011] In one alternative: the height adjustment assembly includes a hydraulic telescopic rod, the fixed end of which is fixed to the upper end of the fixed base, and the output end of which is fixedly connected to the support base.

[0012] In one alternative: the movable component includes a sliding seat slidably mounted in a slide groove, a second screw threadedly connected to the sliding seat, a wheel at one end of the second screw, and folded dustproof cloths at both ends of the sliding seat, one end of the folded dustproof cloth being fixedly connected to the sliding seat and the other end being fixedly connected to the movable seat.

[0013] In one alternative: a fixing component is fixed at each end of the sliding seat.

[0014] In one alternative: the angle adjustment assembly includes a circular plate fixed to one end of the fixing base, the circular plate having angle scale lines distributed in a fan shape, and a second pin hole provided on one side of the angle scale lines.

[0015] In one alternative: the movable seat is rotatably connected to the circular plate via a connecting shaft, and the positions of the first pin hole and the second pin hole are matched.

[0016] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0017] This invention achieves control over the height of the butt joint, the width of the butt joint, and the butt angle of the butt steel beams through the cooperation of a fixed seat and a movable seat that are rotatably connected, a fixed component, a height adjustment component, a moving component, and an angle adjustment component set on the fixed seat and the movable seat, thereby effectively improving the quality of the butt weld of the steel beams. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model.

[0019] Figure 2 This is a schematic diagram of the structure of the fixed base in this utility model.

[0020] Figure 3 This is a schematic diagram of the movable seat in this utility model.

[0021] Figure reference numerals: 100, fixed seat; 101, fixed support; 200, movable seat; 201, self-locking caster wheel; 202, connecting shaft; 203, observation slot; 204, first pin hole; 205, positioning shaft; 206, slide groove; 207, mounting slot; 300, fixed assembly; 301, support seat; 302, first screw; 303, clamping plate; 400, height adjustment assembly; 401, hydraulic telescopic rod; 500, moving assembly; 501, sliding seat; 502, second screw; 503, rotating wheel; 504, folding dustproof cloth; 600, angle adjustment assembly; 601, circular plate; 602, angle scale line; 603, second pin hole. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

[0023] In one embodiment, such as Figures 1-3 As shown, an adjustable steel beam weld joint device includes a fixed base 100 and a movable base 200. The fixed base 100 has a fixed support 101 at its lower end, and the movable base 200 has a self-locking caster wheel 201 at its lower end. Both the fixed base 100 and the movable base 200 are equipped with fixing components 300 for fixing the steel beam. The fixed component 300 on the fixed base 100 has a height adjustment component 400 at its lower end, and the fixed component 300 on the movable base 200 has a moving component 500 at its lower end. An angle is provided at the connection between the fixed base 100 and the movable base 200. When using the adjusting component 600, the steel beams to be connected are fixedly installed on the fixed base 100 and the movable base 200 respectively by the fixing component 300. Then, the movable base 200 is moved, and the connection angle of the steel beams is adjusted by the angle adjusting component 600. Next, the steel beam on the movable base 200 is moved towards one end of the fixed base 100 by the moving component 500 to control the width of the steel beam connection weld. Then, the height of the steel beam on the fixed base 100 is adjusted by the height adjusting component 400 so that the heights of the two steel beams are level. Finally, welding is performed.

[0024] In one embodiment, such as Figure 3 As shown, the movable seat 200 has a connecting shaft 202 at one end near the fixed seat 100. The connecting shaft 202 has an observation groove 203 on one side. The observation groove 203 is used to observe the angle scale line 602 in the angle adjustment component 600. One end of the observation groove 203 has a first pin hole 204. The first pin hole 204 has a positioning shaft 205. The movable seat 200 has a sliding groove 206 at the end opposite to the connecting shaft 202. The top of the sliding groove 206 has an installation groove 207. The sliding groove 206 is used to install the moving component 500.

[0025] In one embodiment, such as Figure 2As shown, the fixing assembly 300 includes a support base 301. First screws 302 are symmetrically arranged on both sides of the support base 301. The first screws 302 are threadedly connected to the support base 301. A clamping plate 303 is rotatably connected to one end of the first screw 302. When fixing the steel beam, the steel beam is placed on the support base 301. Then, by rotating the first screws 302, the clamping plate 303 is brought closer to the steel beam, thereby clamping and fixing the steel beam between the support base 301 and the clamping plate 303.

[0026] In one embodiment, such as Figure 2 As shown, the height adjustment component 400 includes a hydraulic telescopic rod 401. The fixed end of the hydraulic telescopic rod 401 is fixed to the upper end of the fixed base 100, and the output end of the hydraulic telescopic rod 401 is fixedly connected to the support base 301. When it is necessary to adjust the height of the steel beam on the fixed base 100, the support base 301 is moved up and down by controlling the extension and retraction of the hydraulic telescopic rod 401, thereby realizing the adjustment of the height of the steel beam.

[0027] In one embodiment, such as Figure 3 As shown, the movable component 500 includes a sliding seat 501 slidably mounted in a slide groove 206. A second screw 502 is threaded onto the sliding seat 501. One end of the second screw 502 is provided with a rotating wheel 503. Foldable dustproof cloths 504 are provided at both ends of the sliding seat 501. One end of the foldable dustproof cloth 504 is fixedly connected to the sliding seat 501, and the other end is fixedly connected to the movable seat 200. A fixing component 300 is fixed at each end of the sliding seat 501. When it is necessary to move the steel beam on the movable seat 200, the rotating wheel 503 is rotated, and the steel beam is moved. When the second screw 502 rotates, the relative motion constraint between the sliding seat 501 and the slide groove 206 causes the sliding seat 501 to slide stably along the slide groove 206, thereby driving the fixed components 300 and the steel beam fixed at both ends to move together. The foldable dustproof cloth 504 can effectively prevent dust and other impurities from entering the slide groove 206 and affecting the sliding performance of the sliding seat 501. At the same time, during the sliding process of the sliding seat 501, the dustproof cloth 504 can be folded or extended accordingly without affecting the normal operation of the moving component 500.

[0028] In one embodiment, such as Figure 2As shown, the angle adjustment assembly 600 includes a circular plate 601 fixed to one end of the fixed base 100. Angle scale lines 602 are distributed in a fan shape on the circular plate 601. A second pin hole 603 is provided on one side of the angle scale line 602. When adjusting the docking angle of the steel beam, the movable base 200 rotates around the connecting shaft 202 on the circular plate 601. The angle scale line 602 can intuitively display the rotation angle of the movable base 200 relative to the fixed base 100, which is convenient for the operator to accurately control the docking angle. After reaching the appropriate angle, the positioning shaft 205 is inserted into the first pin hole 204 and the corresponding second pin hole 603 to realize the positioning and fixation between the movable base 200 and the fixed base 100.

[0029] In one embodiment, the movable seat 200 is rotatably connected to the circular plate 601 via a connecting shaft 202. The first pin hole 204 and the second pin hole 603 are matched. This connection method allows the movable seat 200 to rotate flexibly on the circular plate 601 to adjust the docking angle of the steel beam. The matching setting of the first pin hole 204 and the second pin hole 603 ensures that when a fixed angle is required, the positioning shaft 205 can be accurately inserted into both, achieving reliable positioning and preventing the movable seat 200 from rotating during the welding process, which would affect the welding quality.

[0030] The above embodiment discloses an easily adjustable steel beam weld joint device. In use, the steel beams to be joined are first fixedly installed on the fixed base 100 and the movable base 200 respectively by the fixing component 300. Then, the movable base 200 is moved so that it rotates around the connecting shaft 202 on the circular plate 601. After reaching a suitable angle, the positioning shaft 205 is inserted into the first pin hole 204 and the corresponding second pin hole 603 to achieve positioning and fixation between the movable base 200 and the fixed base 100. Then, the rotating wheel 503 is rotated to drive the second screw 502 to rotate. Since there is a relative motion constraint between the sliding base 501 and the slide groove 206, the sliding base 501 slides stably along the slide groove 206, thereby driving the fixing component 300 fixed at both ends and the steel beam to move together to control the width of the steel beam weld joint. Then, the height of the steel beam on the fixed base 100 is adjusted by the height adjustment component 400 so that the heights of the two steel beams are level. Finally, welding is performed.

[0031] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.

Claims

1. An easily adjustable steel beam weld jointing device, comprising a fixed base (100) and a movable base (200), wherein the lower end of the fixed base (100) is provided with a fixed support (101), and the lower end of the movable base (200) is provided with a self-locking universal wheel (201), characterized in that, Both the fixed base (100) and the movable base (200) are provided with fixing components (300) for fixing the steel beam. The lower end of the fixing component (300) on the fixed base (100) is provided with a height adjustment component (400), and the lower end of the fixing component (300) on the movable base (200) is provided with a moving component (500). An angle adjustment component (600) is provided at the connection between the fixed base (100) and the movable base (200).

2. The easily adjustable steel beam weld joint device according to claim 1, characterized in that, The movable seat (200) has a connecting shaft (202) at one end near the fixed seat (100). The connecting shaft (202) has an observation groove (203) on one side. The observation groove (203) has a first pin hole (204) at one end. The first pin hole (204) has a positioning shaft (205) inside. The movable seat (200) has a sliding groove (206) at the end opposite to the connecting shaft (202). The top of the sliding groove (206) has an installation groove (207).

3. The easily adjustable steel beam weld joint device according to claim 1, characterized in that, The fixing component (300) includes a support base (301), and first screws (302) are symmetrically arranged on both sides of the support base (301). The first screws (302) are threadedly connected to the support base (301), and a clamping plate (303) is rotatably connected to one end of the first screws (302).

4. The easily adjustable steel beam weld joint device according to claim 1, characterized in that, The height adjustment assembly (400) includes a hydraulic telescopic rod (401), the fixed end of which is fixed to the upper end of the fixed base (100), and the output end of which is fixedly connected to the support base (301).

5. The easily adjustable steel beam weld joint device according to claim 1, characterized in that, The movable component (500) includes a sliding seat (501) slidably mounted in a slide groove (206). A second screw (502) is threaded onto the sliding seat (501). One end of the second screw (502) is provided with a rotating wheel (503). Folded dustproof cloths (504) are provided at both ends of the sliding seat (501). One end of the folded dustproof cloth (504) is fixedly connected to the sliding seat (501), and the other end is fixedly connected to the movable seat (200).

6. The easily adjustable steel beam weld joint device according to claim 5, characterized in that, A fixing component (300) is fixed at each end of the sliding seat (501).

7. The easily adjustable steel beam weld joint device according to claim 1, characterized in that, The angle adjustment assembly (600) includes a circular plate (601) fixed to one end of the fixed base (100). Angle scale lines (602) are distributed in a fan shape on the circular plate (601), and a second pin hole (603) is provided on one side of the angle scale lines (602).

8. The easily adjustable steel beam weld joint device according to claim 2, characterized in that, The movable seat (200) is rotatably connected to the circular plate (601) via a connecting shaft (202), and the first pin hole (204) and the second pin hole (603) are matched in position.