Steel structure welding workbench

Abstract

A steel structure welding workbench effectively solves the problem that an existing clamping device is poor in flexibility and comprises a welding table, a clamping groove is connected to one side of the welding table in a lifting mode, a first steel structure part is placed in the clamping groove, a first clamping device in the vertical direction is installed on the clamping groove, and a fixing rod in the vertical direction is fixed to the welding table. The fixing rod is located on one side of the clamping groove, a supporting plate is rotationally connected to the fixing rod, an arc-shaped plate in the vertical direction is fixed to the other end of the supporting plate, a plurality of rollers are installed at the bottom end of the arc-shaped plate, arc-shaped sliding ways corresponding to the rollers are arranged on the welding table, a locking device corresponding to the welding table is installed on the arc-shaped plate, and a bottom plate is fixed to the supporting plate. A second clamping device in the horizontal direction is arranged on the bottom plate, and a second steel structural part located in the second clamping device is placed on the bottom plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel structure processing, in particular to a steel structure welding workbench. Background Art

[0002] Steel structure welding is a technology that uses high-temperature molten metal to permanently connect steel parts. Its advantages are high strength, high efficiency and design flexibility, and it is widely used in buildings, bridges, ships and other fields. The quality of welding directly affects the safety and durability of the structure, and technical specifications must be strictly followed.

[0003] During existing steel structure welding, two steel structure parts need to be clamped and then welded manually. Traditional clamping equipment is usually relatively arranged on both sides of the workbench. During welding, the steel structure welded parts can only be placed on the same horizontal line for clamping and fixing. When two steel structure parts need to be welded vertically or at an inclined angle in the horizontal direction, the existing clamping equipment has poor flexibility and cannot meet the clamping requirements. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide a steel structure welding workbench, which effectively solves the problems in the background technology.

[0005] The technical solution to solve the technical problem is: it includes a welding table, one side of the welding table is connected to a clamping groove for lifting, a first steel structure is placed in the clamping groove, a first clamping device in the vertical direction is installed on the clamping groove, a vertical fixing rod is fixed to the welding table, the fixing rod is located on one side of the clamping groove, a support plate is rotatably connected to the fixing rod, a vertical arc plate is fixed to the other end of the support plate, a plurality of rollers are installed at the bottom end of the arc plate, an arc slide corresponding to the rollers is provided on the welding table, a locking device corresponding to the welding table is installed on the arc plate, a bottom plate is fixed to the support plate, a second clamping device in the horizontal direction is provided on the bottom plate, and a second steel structure located in the second clamping device is placed on the bottom plate.

[0006] Preferably, a plurality of hydraulic cylinders are installed on the welding table, and the top ends of the hydraulic cylinders are fixedly connected to the bottom ends of the clamping grooves.

[0007] Preferably, the first clamping device includes a first guide rod and a second guide rod, and the first guide rod and the second guide rod both slide up and down in the clamping groove. A pressure plate is fixed to the lower end of the first guide rod and the lower end of the second guide rod, and the pressure plate is located between the first steel structure and the clamping groove. A cross plate is provided above the clamping groove, and the upper ends of the first guide rod and the second guide rod are respectively fixedly connected to the cross plate. A lead screw is rotatably connected to the clamping groove, and the lead screw is threadedly connected to the cross plate.

[0008] Preferably, the second clamping device includes a first clamping plate and a second clamping plate, the second steel structure is located between the first clamping plate and the second clamping plate, the support plate is rotatably connected to a rotating shaft, the rotating shaft is coaxially fixed with a first screw and a second screw, the thread rotation directions of the first screw and the second screw are opposite, the first screw is threadedly connected to a first nut, the first nut is fixedly connected to the first clamping plate, the second screw is threadedly connected to a second nut, and the second nut is fixedly connected to the second clamping plate.

[0009] Preferably, guide rails located at the front and rear sides of the rotating shaft are fixed on the support plate, and the first nut and the second nut slide left and right along the guide rails.

[0010] Preferably, the locking device comprises a protrusion, which is fixedly connected to the outer side of the arc-shaped plate, and a bolt is threadedly connected to the protrusion, and a friction plate is fixed to the bottom of the bolt, and the friction plate can lock or loosen the welding table.

[0011] The utility model has the following advantages over traditional equipment: the first clamping device realizes the vertical positioning and clamping of the first steel structure, and the second clamping device realizes the horizontal clamping of the second steel structure, with good positioning effect, safety and stability. The first steel structure and the second steel structure can be welded vertically, and the arc plate can be used to drive the support plate and the second steel structure to rotate horizontally, so as to realize the horizontal inclined welding of the first steel structure and the second steel structure, with good flexibility, simple operation, convenience and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 It is a three-dimensional structure of the first clamping device and the second clamping device in the utility model. Figure 1 Schematic diagram of

[0014] Figure 3 It is a three-dimensional structure of the first clamping device and the second clamping device in the utility model. Figure 2 Schematic diagram of .

[0015] Figure numerals: 1. welding table; 2. clamping groove; 3. first steel structure; 4. first clamping device; 401. first guide rod; 402. second guide rod; 403. pressure plate; 404. cross plate; 405. lead screw; 5. fixing rod; 6. support plate; 7. arc plate; 8. arc slide; 9. locking device; 901. bump; 902. bolt; 903. friction plate; 10. bottom plate; 11. second clamping device; 1101. first clamping plate; 1102. second clamping plate; 1103. first screw; 1104. second screw; 1105. first nut; 1106. second nut; 12. second steel structure; 13. hydraulic cylinder. DETAILED DESCRIPTION

[0016] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings.

[0017] Depend on Figures 1 to 3 A steel structure welding workbench is provided, comprising a welding table 1, a clamping groove 2 is connected to one side of the welding table 1 for lifting, a first steel structure 3 is placed in the clamping groove 2, a first clamping device 4 in the vertical direction is installed on the clamping groove 2, a vertical fixing rod 5 is fixed to the welding table 1, the fixing rod 5 is located on one side of the clamping groove 2, a support plate 6 is rotatably connected to the fixing rod 5, a vertical arc plate 7 is fixed to the other end of the support plate 6, a plurality of rollers are installed at the bottom end of the arc plate 7, an arc slide 8 corresponding to the rollers is provided on the welding table 1, a locking device 9 corresponding to the welding table 1 is installed on the arc plate 7, a bottom plate 10 is fixed to the support plate 6, a second clamping device 11 in the horizontal direction is provided on the bottom plate 10, a second steel structure 12 located in the second clamping device 11 is placed on the bottom plate 10.

[0018] A plurality of hydraulic cylinders 13 are installed on the welding table 1 , and the top ends of the hydraulic cylinders 13 are fixedly connected to the bottom ends of the clamping grooves 2 .

[0019] The first clamping device 4 includes a first guide rod 401 and a second guide rod 402. The first guide rod 401 and the second guide rod 402 both slide up and down in the clamping groove 2. A pressure plate 403 is fixed to the lower end of the first guide rod 401 and the lower end of the second guide rod 402. The pressure plate 403 is located between the first steel structure 3 and the clamping groove 2. A cross plate 404 is provided above the clamping groove 2. The upper ends of the first guide rod 401 and the second guide rod 402 are fixedly connected to the cross plate 404 respectively. A lead screw 405 is rotatably connected to the clamping groove 2, and the lead screw 405 is threadedly connected to the cross plate 404.

[0020] The second clamping device 11 includes a first clamping plate 1101 and a second clamping plate 1102, and the second steel structure 12 is located between the first clamping plate 1101 and the second clamping plate 1102. A rotating shaft is rotatably connected to the support plate 6, and a first screw 1103 and a second screw 1104 are coaxially fixed to the rotating shaft. The thread rotation directions of the first screw 1103 and the second screw 1104 are opposite. The first screw 1103 is threadedly connected to a first nut 1105, and the first nut 1105 is fixedly connected to the first clamping plate 1101. The second screw 1104 is threadedly connected to a second nut 1106, and the second nut 1106 is fixedly connected to the second clamping plate 1102.

[0021] In order to ensure the stability of the left and right sliding of the first nut 1105 and the second nut 1106, guide rails located on the front and rear sides of the rotating shaft are fixed to the support plate 6, and the first nut 1105 and the second nut 1106 slide left and right along the guide rails.

[0022] The locking device 9 includes a protrusion 901 , which is fixedly connected to the outer side of the arc plate 7 , a bolt 902 is threadedly connected to the protrusion 901 , a friction plate 903 is fixed to the bottom of the bolt 902 , and the friction plate 903 can lock or loosen the welding table 1 .

[0023] When the utility model is in use, the first steel structure 3 is placed inside the clamping groove 2, the second steel structure 12 is placed in the second clamping device 11, the height of the clamping groove 2 is adjusted by the hydraulic cylinder 13, so that the first steel structure 3 is at a suitable height, and then the lead screw 405 is rotated, the lead screw 405 drives the cross plate 404, the first guide rod 401 and the second guide rod 402 to move downward as a whole, the first guide rod 401 and the second guide rod 402 drive the pressing plate 403 in the clamping groove 2 to press the first steel structure 3 downward, and under the action of the clamping groove 2 and the pressing plate 403, the clamping and positioning of the first steel structure 3 is achieved;

[0024] The second steel structure 12 is placed on the bottom plate 10, one end of the second steel structure 12 is in vertical contact with the first steel structure 3, the bolt 902 is tightened to tighten the friction plate 903 and the welding table 1, the locking device 9 on the arc plate 7 is in a locked state, the rotating shaft is rotated, the rotating shaft drives the first screw 1103 and the second screw 1104 to rotate coaxially, the first screw 1103 and the second screw 1104 rotate in opposite directions, the first screw 1103 drives the first nut 1105 and the first clamping plate 1101 to the second steel structure The second steel structure member 12 moves closer, the second screw rod 1104 drives the second nut 1106 and the second clamping plate 1102 to move closer to the second steel structure member 12, the first clamping plate 1101 and the second clamping plate 1102 are respectively located on both sides of the second steel structure member 12, and then the first clamping plate 1101 and the clamping plate simultaneously clamp the second steel structure member 12 to achieve the clamping and positioning of the second steel structure member 12, the positioning effect is good, and the subsequent welding of the staff is convenient, and then combined with the welding equipment, the first steel structure member 3 and the second steel structure member 12 are vertically welded together.

[0025] When the first steel structure 3 and the second steel structure 12 need to adjust the horizontal rotation angle for welding, the bolt 902 is loosened, the bolt 902 rotates upward on the protrusion 901, the friction plate 903 is separated from the welding table 1, the arc plate 7 is rotated, and multiple rollers move in the arc slide 8 to ensure the stability of the movement of the arc plate 7. The arc plate 7 drives the support plate 6 to rotate around the fixing rod 5, and then the horizontal rotation angle of the second steel structure 12 and the first steel structure 3 is adjusted. After the angle is fixed, the bolt 902 is tightened, the friction plate 903 is tightened on the welding table 1, and then the first clamping device 4 and the second clamping device 11 are adjusted to achieve the positioning of the first steel structure 3 and the second steel structure 12, and welding is performed in combination with welding equipment to improve the convenience of welding.

[0026] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. A steel structure welding workbench, comprising a welding table (1), characterized in that: A clamping groove (2) is connected to one side of the welding table (1) in a lifting manner, a first steel structure (3) is placed in the clamping groove (2), a first clamping device (4) in the vertical direction is installed on the clamping groove (2), a fixing rod (5) in the vertical direction is fixed on the welding table (1), the fixing rod (5) is located on one side of the clamping groove (2), a support plate (6) is rotatably connected to the fixing rod (5), a vertical arc plate (7) is fixed to the other end of the support plate (6), a plurality of rollers are installed at the bottom end of the arc plate (7), an arc slideway (8) corresponding to the rollers is provided on the welding table (1), a locking device (9) corresponding to the welding table (1) is installed on the arc plate (7), a bottom plate (10) is fixed on the support plate (6), a second clamping device (11) in the horizontal direction is provided on the bottom plate (10), and a second steel structure (12) located in the second clamping device (11) is placed on the bottom plate (10).

2. A steel structure welding workbench according to claim 1, characterized in that: A plurality of hydraulic cylinders (13) are installed on the welding table (1), and the top ends of the hydraulic cylinders (13) are fixedly connected to the bottom ends of the clamping grooves (2).

3. A steel structure welding workbench according to claim 1, characterized in that: The first clamping device (4) comprises a first guide rod (401) and a second guide rod (402), the first guide rod (401) and the second guide rod (402) both slide up and down in the clamping groove (2), a pressing plate (403) is fixed to the lower end of the first guide rod (401) and the lower end of the second guide rod (402), the pressing plate (403) is located between the first steel structure (3) and the clamping groove (2), a transverse plate (404) is provided above the clamping groove (2), the upper end of the first guide rod (401) and the upper end of the second guide rod (402) are respectively fixedly connected to the transverse plate (404), a lead screw (405) is rotatably connected to the clamping groove (2), and the lead screw (405) is threadedly connected to the transverse plate (404).

4. A steel structure welding workbench according to claim 1, characterized in that: The second clamping device (11) comprises a first clamping plate (1101) and a second clamping plate (1102), the second steel structure (12) is located between the first clamping plate (1101) and the second clamping plate (1102), a rotating shaft is rotatably connected to the support plate (6), a first screw rod (1103) and a second screw rod (1104) are coaxially fixed to the rotating shaft, the first screw rod (1103) and the second screw rod (1104) have opposite thread rotation directions, the first screw rod (1103) is threadedly connected to a first nut (1105), the first nut (1105) is fixedly connected to the first clamping plate (1101), the second screw rod (1104) is threadedly connected to a second nut (1106), and the second nut (1106) is fixedly connected to the second clamping plate (1102).

5. A steel structure welding workbench according to claim 4, characterized in that: The support plate (6) is fixed with guide rails located at the front and rear sides of the rotating shaft, and the first nut (1105) and the second nut (1106) slide left and right along the guide rails.

6. A steel structure welding workbench according to claim 1, characterized in that: The locking device (9) comprises a protrusion (901), the protrusion (901) is fixedly connected to the outer side of the arc-shaped plate (7), a bolt (902) is threadedly connected to the protrusion (901), a friction plate (903) is fixed to the bottom of the bolt (902), and the friction plate (903) can lock or loosen the welding table (1).

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