Steel net rack girth welding equipment

Abstract

The utility model belongs to the technical field of welding, and particularly relates to steel net rack girth welding equipment which comprises a machine frame, a steel frame fixing device is arranged on an operation table of the machine frame in a sliding mode, a first driving piece used for driving the steel frame fixing device to move is arranged on the machine frame, two supporting columns are connected to the machine frame, and a sliding rod is connected between the two supporting columns in a sliding mode in the vertical direction. The sliding rod is horizontally arranged, a steel frame clamping device is connected to the sliding rod in a sliding mode, an annular fluted disc is rotationally connected to the side, close to the steel frame fixing device, of the steel frame clamping device, a second driving piece used for driving the annular fluted disc to rotate is arranged on the steel frame clamping device, and a welding gun is installed on the annular fluted disc. The automatic welding machine is easy to operate and high in automation degree, and solves the problem that large pieces are difficult to weld.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding, and in particular relates to a steel grid ring welding device. Background Art

[0002] As an important building structure material, steel grid is widely used in bridges, buildings and other fields. In the manufacturing process of steel grid, ring welding is the key link to connect various components.

[0003] The current ring welding equipment can only weld weldments of a certain length. When the length of the weldment is too long, it cannot be fixed and is not suitable for longer workpieces. Therefore, a steel grid ring welding equipment is provided to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a steel grid ring welding device to solve the problems existing in the above-mentioned prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides a steel mesh frame ring welding equipment, including a frame, a steel frame fixing device is slidably arranged on the operating table of the frame, a driving component 1 for driving the steel frame fixing device to move is arranged on the frame, two pillars are connected to the frame, a sliding rod is slidably connected between the two pillars along the vertical direction, the sliding rod is horizontally arranged, a steel frame clamping device is slidably connected to the sliding rod, a ring-shaped toothed disc is rotatably connected to the side of the steel frame clamping device close to the steel frame fixing device, a driving component 2 for driving the ring-shaped toothed disc to rotate is provided on the steel frame clamping device, and a welding gun is installed on the ring-shaped toothed disc.

[0006] Preferably, the driving member 1 includes a motor connected to the frame, a groove is provided on the operating table of the frame, a slider 1 is slidably connected in the groove, a screw rod is rotatably connected on the opposite side wall of the groove, one end of the screw rod is fixedly connected to the output end of the motor, the slider 1 is threadedly connected to the screw rod, and the steel frame fixing device is fixedly connected to the top of the slider 1.

[0007] Preferably, the steel frame fixing device includes a fixing seat connected to the slider one, a bidirectional screw rod is rotatably connected to the fixing seat, two sliders two are threadedly connected to the bidirectional screw rod, the top of the slider two is connected to an arc-shaped clamping claw, the two arc-shaped clamping claws are arranged opposite to each other, the two sliders two are slidably limited in the groove of the fixing seat, and one end of the bidirectional screw rod is connected to a crank.

[0008] Preferably, the steel frame clamping device includes a sliding sleeve slidably mounted on the sliding rod, an adjusting bolt is threadedly connected to the sliding sleeve, a ring body is connected to the bottom end of the sliding sleeve, a plurality of clamping parts are circumferentially arranged on the ring body, the annular gear disk is rotatably connected to the ring body, and the annular gear disk is coaxially arranged with the ring body.

[0009] Preferably, the second driving member comprises a driving motor mounted on the ring body, an output end of the driving motor is connected to a gear, and the gear is meshed with the annular gear disk.

[0010] Preferably, the clamping member comprises a second hydraulic rod circumferentially arranged along the outer wall of the ring body, the output end of the second hydraulic rod passes through the side wall of the ring body and is connected to a bracket, and a roller is rotatably connected to the bracket.

[0011] Preferably, a slide groove is provided on the pillar, the slide groove is vertically arranged, the slide rod is slidably connected to the slide groove through a pin shaft, and a hydraulic rod 1 is connected to the pillar, and the output end of the hydraulic rod 1 is fixedly connected to the pin shaft.

[0012] Compared with the prior art, the utility model has the following advantages and technical effects:

[0013] The utility model provides a steel grid ring welding device, which fixes a steel frame that needs seam welding by means of a set steel frame fixing device, then adjusts the vertical height of the steel frame clamping device by means of a support, and makes the steel frame clamping device align with another steel frame that is pre-fixed by the steel frame fixing device by sliding on a slide bar, and completes the seam splicing of the two steel frame parts to form a ring seam, and drives the annular gear disk to rotate by means of a second driving member, thereby driving the welding gun to make a circular motion, and welding the annular weld.

[0014] The utility model has the advantages of simple operation and high automation and solves the problem that large parts are difficult to weld. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:

[0016] Figure 1 This is a structural schematic diagram of a steel grid ring welding device proposed by the utility model;

[0017] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0018] Figure 3 for Figure 1 A partial enlarged view of point B in the middle;

[0019] Figure 4 This is a schematic diagram of the structure of the steel frame fixing device in the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the steel frame clamping device in the utility model;

[0021] Among them: 1. frame; 2. motor; 3. screw; 4. slider 1; 5. fixed seat; 6. bidirectional screw; 7. crank; 8. slider 2; 9. arc-shaped clamp; 10. support; 11. slide; 12. hydraulic rod 1; 13. slide rod; 14. pin shaft; 15. sleeve; 16. adjusting bolt; 17. ring body; 18. hydraulic rod 2; 19. bracket; 20. roller; 21. annular gear disc; 22. drive motor; 23. gear; 24. welding gun. DETAILED DESCRIPTION

[0022] 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.

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Reference Figures 1 to 5 As shown, the utility model provides a steel mesh frame ring welding device, including a frame 1, a steel frame fixing device is slidably arranged on the operating table of the frame 1, a driving member 1 for driving the steel frame fixing device to move is arranged on the frame 1, two pillars 10 are connected to the frame 1, a slide bar 13 is slidably connected between the two pillars 10 along the vertical direction, the slide bar 13 is horizontally arranged, a steel frame clamping device is slidably connected to the slide bar 13, a side of the steel frame clamping device close to the steel frame fixing device is rotatably connected to a ring gear disk 21, the steel frame clamping device is provided with a driving member 2 for driving the ring gear disk 21 to rotate, and a welding gun 24 is installed on the ring gear disk 21.

[0025] A steel frame that needs to be welded is fixed by the set steel frame fixing device, and then the vertical height of the steel frame clamping device is adjusted by the support 10. The steel frame clamping device is slid on the slide bar 13 to align the steel frame with another steel frame pre-fixed by the steel frame fixing device, and the two steel frame members are aligning and splicing to form a circular seam. The annular gear disk 21 is driven to rotate by the driving member 2, thereby driving the welding gun 24 to make a circular motion to weld the annular weld.

[0026] The utility model has the advantages of simple operation and high automation and solves the problem that large parts are difficult to weld.

[0027] Furthermore, the driving member 1 includes a motor 2 connected to the frame 1, a groove is provided on the operating table of the frame 1, a slider 4 is slidably connected in the groove, a screw rod 3 is rotatably connected to the opposite side wall of the groove, one end of the screw rod 3 is fixedly connected to the output end of the motor 2, the slider 4 is threadedly connected to the screw rod 3, and a steel frame fixing device is fixedly connected to the top of the slider 4.

[0028] The motor 2 drives the screw rod 3 to rotate, and the slider 4 moves along the groove under the joint action of the screw rod 3 and the groove, thereby adjusting the position of the steel frame fixing device on the frame 1 and being suitable for fixing steel frames of different lengths.

[0029] Furthermore, the steel frame fixing device includes a fixing seat 5 connected to a slider 4, a bidirectional screw rod 6 is rotatably connected to the fixing seat 5, two sliders 8 are threadedly connected to the bidirectional screw rod 6, the top of the slider 8 is connected to an arc-shaped clamping claw 9, the two arc-shaped clamping claws 9 are arranged opposite to each other, the two sliders 8 are slidably limited in the groove of the fixing seat 5, and one end of the bidirectional screw rod 6 is connected to a crank 7.

[0030] The bidirectional screw rod 6 is driven to rotate by shaking the crank 7, and at the same time, the two sliders 8 are synchronously moved closer to each other along the notch under the joint action of the notch and the bidirectional screw rod 6, thereby achieving the clamping of the steel frame by the two arc-shaped clamping claws 9.

[0031] Furthermore, the steel frame clamping device includes a sliding sleeve 15 slidably mounted on the sliding rod 13, an adjusting bolt 16 is threadedly connected to the sliding sleeve 15, a ring body 17 is connected to the bottom end of the sliding sleeve 15, a plurality of clamping parts are circumferentially arranged on the ring body 17, an annular gear disc 21 is rotatably connected to the ring body 17, and the annular gear disc 21 is coaxially arranged with the ring body 17.

[0032] The sliding sleeve 15 is provided to enable the steel frame clamping device to move along the sliding rod 13. When it moves to a suitable position, the sliding sleeve 15 and the sliding rod 13 are fixed by tightening the adjusting bolt 16 to prevent the steel frame clamping device from being displaced during the ring welding operation. This makes it suitable for steel frame parts of different lengths. The steel frame parts in the ring body 17 are clamped and fixed in the center by the clamping parts that are synchronously squeezed toward the axis.

[0033] Furthermore, the second driving member includes a driving motor 22 mounted on the ring body 17 , and an output end of the driving motor 22 is connected to a gear 23 , which meshes with the annular gear disc 21 .

[0034] The gear 23 is driven to rotate by the driving motor 22, and the rotating gear 23 is meshed with the annular gear plate 21 for transmission, so that the annular gear plate 21 rotates, and then the welding gun 24 performs welding around the annular weld.

[0035] Furthermore, the pressing member includes a hydraulic rod 18 arranged along the circumference of the ring body 17 , the output end of the hydraulic rod 18 is connected to a bracket 19 , the bracket 19 is rotatably connected to a roller 20 , and the roller 20 is arranged in the ring body 17 .

[0036] By controlling the telescopic length of the hydraulic rod 2 18, the roller 20 is synchronously moved close to the axis of the steel frame member, and the steel frame member is clamped to achieve centering and fixing of the steel frame member.

[0037] Furthermore, a slide groove 11 is provided on the pillar 10, and the slide groove 11 is vertically arranged. The slide rod 13 is slidably connected to the slide groove 11 through a pin shaft 14. A hydraulic rod 12 is connected to the pillar 10, and the output end of the hydraulic rod 12 is fixedly connected to the pin shaft 14.

[0038] By controlling the telescopic length of the hydraulic rod 12, the height of the slide bar 13 is controlled.

[0039] The steel mesh ring welding equipment provided by the utility model has a working principle as follows: when in use, first put a steel frame member into the two arc-shaped clamping jaws 9, shake the crank 7 to drive the bidirectional screw rod 6, and at the same time, the two sliders 8 are close to each other along the notch under the joint action of the notch and the bidirectional screw rod 6, so as to realize the clamping of the two arc-shaped clamping jaws 9 to one steel frame member, insert another steel frame member into the ring body 17, and start the hydraulic rod 18, and the telescopic ends of multiple hydraulic rods 18 drive the rollers 20 to press synchronously toward the steel frame member, so that the steel frame member is clamped in the center, and move the sliding sleeve 15 to make the two steel frame members align with each other, start the driving motor 22 to drive the annular gear disc 21 to rotate, thereby driving the welding gun 24 to weld and rotate around the annular weld to complete the welding.

[0040] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0041] The above are only preferred specific implementations of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by any technician familiar with the technical field within the technical scope disclosed in the present application should be covered within the protection scope of the present application.

Claims

1. A steel grid ring welding device, characterized in that: The invention comprises a frame (1), a steel frame fixing device is slidably arranged on an operating table of the frame (1), a driving member 1 for driving the steel frame fixing device to move is arranged on the frame (1), two pillars (10) are connected to the frame (1), a sliding rod (13) is slidably connected between the two pillars (10) in a vertical direction, the sliding rod (13) is arranged horizontally, a steel frame clamping device is slidably connected to the sliding rod (13), a side of the steel frame clamping device close to the steel frame fixing device is rotatably connected to an annular gear disk (21), a driving member 2 for driving the annular gear disk (21) to rotate is arranged on the steel frame clamping device, and a welding gun (24) is installed on the annular gear disk (21).

2. The steel grid ring welding equipment according to claim 1 is characterized in that: The driving member 1 comprises a motor (2) connected to the frame (1); a groove is provided on an operating table of the frame (1); a slider 1 (4) is slidably connected in the groove; a screw rod (3) is rotatably connected to the opposite side wall of the groove; one end of the screw rod (3) is fixedly connected to the output end of the motor (2); the slider 1 (4) is threadedly connected to the screw rod (3); and the steel frame fixing device is fixedly connected to the top of the slider 1 (4).

3. The steel grid ring welding equipment according to claim 2 is characterized in that: The steel frame fixing device comprises a fixing seat (5) connected to the slider 1 (4), a bidirectional screw rod (6) being rotatably connected to the fixing seat (5), two sliders 2 (8) being threadedly connected to the bidirectional screw rod (6), the top of the slider 2 (8) being connected to an arc-shaped clamping claw (9), the two arc-shaped clamping claws (9) being arranged opposite to each other, the two sliders 2 (8) being slidably limited in the groove of the fixing seat (5), and one end of the bidirectional screw rod (6) being connected to a crank (7).

4. The steel grid ring welding equipment according to claim 1, characterized in that: The steel frame clamping device comprises a sliding sleeve (15) slidably mounted on the sliding rod (13), an adjusting bolt (16) being threadedly connected to the sliding sleeve (15), a ring body (17) being connected to the bottom end of the sliding sleeve (15), a plurality of clamping members being arranged in the circumference of the ring body (17), the annular toothed disc (21) being rotatably connected to the ring body (17), and the annular toothed disc (21) being coaxially arranged with the ring body (17).

5. The steel grid ring welding equipment according to claim 4, characterized in that: The second driving member comprises a driving motor (22) mounted on the ring body (17), the output end of the driving motor (22) being connected to a gear (23), and the gear (23) being meshed with the annular toothed disc (21).

6. The steel grid ring welding equipment according to claim 5, characterized in that: The pressing member comprises a second hydraulic rod (18) arranged along the circumference of the outer wall of the ring body (17); an output end of the second hydraulic rod (18) penetrates the side wall of the ring body (17) and is connected to a bracket (19); a roller (20) is rotatably connected to the bracket (19).

7. The steel grid ring welding equipment according to claim 1, characterized in that: The support column (10) is provided with a slide groove (11), the slide groove (11) is arranged vertically, the slide rod (13) is slidably connected to the slide groove (11) via a pin shaft (14), and the support column (10) is connected to a hydraulic rod 1 (12), and the output end of the hydraulic rod 1 (12) is fixedly connected to the pin shaft (14).

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