Welding construction device facilitating moving of steel bridge

Abstract

The utility model provides a welding construction device convenient for moving a steel bridge, which comprises a guide rail, the top end of the guide rail is L-shaped, the top of the guide rail is movably provided with a moving frame through a driving mechanism, the moving frame is L-shaped, and the bottom of one end of the moving frame is rotatably provided with a roller through a support. The guide rails can be fixed to the bridge floor or the side face or the bottom through the screw holes, the length of the guide rails can be set according to needs through mutual insertion connection of the insertion plates and the insertion grooves, the movable frame can be moved through the action of the servo motor, the limiting columns, the outlet wheels and the racks, and therefore the steel bridge can be welded in all directions conveniently, operation is simple, and practicability is high. The welding quality of the steel bridge can be ensured; the position of the welding gun head can be adjusted through a hand wheel, a screw rod and a moving plate, so that the welding gun head is aligned with a welding seam, and the welding seam is conveniently welded; and the movable frame can be supported through the arranged support and rolling wheels, and the stability of the welding gun head is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel bridge construction technical field, concretely is a kind of mobile welding construction device of steel bridge convenient for. BACKGROUND

[0002] Steel bridge welding technology is one of important processes in steel bridge construction process, and welding technology can melt and connect steel, such as welding fixation used in pier, bridge deck, guardrail and other positions, so as to ensure the strength of steel bridge.

[0003] In prior art, steel bridge deck is welded by manual or mobile welding equipment, and manual welding cannot guarantee the welding quality of steel bridge deck, and the mobile welding equipment is usually provided with rollers at the bottom, so that the welding equipment can move, but the welding equipment can only weld the top deck, and cannot weld the lateral or bottom of the deck, reducing the practicability of the welding equipment.

[0004] Therefore, the utility model provides a kind of mobile welding construction device of steel bridge convenient for. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a kind of mobile welding construction device of steel bridge convenient for to solve the problems in the background art, and the utility model can fix the guide rail on the deck, lateral or bottom through screw hole, so as to facilitate the all-round welding of steel bridge, simple operation, can guarantee the welding quality of steel bridge, and has high practicability.

[0006] To achieve the above object, the utility model is implemented by the following technical scheme: a kind of mobile welding construction device of steel bridge convenient for, including guide rail, the shape of the top end of the guide rail is "L" type, mobile frame is movably arranged on the top of the guide rail by drive mechanism, the shape of the mobile frame is "L" type, the bottom of one end of the mobile frame is rotatably installed with roller by support, the support is fixedly arranged at the bottom of mobile frame, the roller is rotatably installed between the bottom end of support, the inside of the mobile frame is movably arranged with adjusting plate by adjusting mechanism, the inside of the front end of the adjusting plate is fixedly provided with welding gun head, the drive mechanism includes servo motor and limit post, the limit post is fixedly installed on the output shaft of servo motor, splicing mechanism is arranged at the front and rear ends of the guide rail.

[0007] Further, the servo motor is fixedly installed on the top of the mobile frame, and the limit post is limitingly arranged between the two ends of the guide rail.

[0008] Further, the limit post is fixedly provided with a gear on the outside, and a rack is fixedly arranged at the position corresponding to the gear between the two ends of the guide rail, and the gear and the rack are meshingly arranged.

[0009] Further, the splicing mechanism comprises a slot and an insertion plate, and the slot and the insertion plate are arranged at the front end and the rear end of the guide rail respectively.

[0010] Further, screw holes are arranged in the interior of one end of the guide rail, and screw holes are arranged in the interior of the slot and the insertion plate.

[0011] Further, a pin hole is arranged in the interior of the other end of the guide rail corresponding to the slot and the insertion plate, and a pin is arranged in the interior of the pin hole.

[0012] Further, the adjusting mechanism comprises a sliding groove, and the sliding groove is arranged in the interior of one end of the moving frame, and the adjusting plate is limitingly and slidingly arranged in the interior of the sliding groove.

[0013] Further, a screw rod is limitingly arranged on one side of the interior of the sliding groove, a hand wheel is fixedly arranged on the outer end of the screw rod, and the rear end of the adjusting plate is screw-connectedly arranged on the screw rod.

[0014] The beneficial effects of the present application are as follows: the movable welding construction device for steel bridge can fix the guide rail on the bridge surface, the side surface or the bottom through the screw hole, and can set the length of the guide rail according to the requirement through the mutual insertion of the insertion plate and the slot, and can move the moving frame through the action of the servo motor, the limiting column, the wheel and the rack, so as to facilitate the omnidirectional welding of the steel bridge, and the operation is simple, and the welding quality of the steel bridge can be ensured; the position of the welding gun head can be adjusted through the hand wheel, the screw rod and the moving plate, so that the welding gun head is aligned with the weld, and the welding of the weld is facilitated; the moving frame can be supported through the support and the roller, the stability of the welding gun head is improved, and the practicality is high. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural diagram of the movable welding construction device for steel bridge;

[0016] Fig. 2 It is a front view of the movable welding construction device for steel bridge;

[0017] Fig. 3 It is a guide rail structure diagram of the movable welding construction device for steel bridge;

[0018] Fig. 4 It is an adjusting plate structure diagram of the movable welding construction device for steel bridge;

[0019] In the figure: 1, guide rail; 2, moving frame; 3, servo motor; 4, limit post; 5, gear; 6, rack; 7, slot; 8, plugboard; 9, pin hole; 10, screw hole; 11, sliding slot; 12, screw; 13, hand wheel; 14, adjusting plate; 15, welding gun head; 16, support; 17, roller. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] Please refer to Figs. 1 to 4 The utility model provides a kind of technical scheme: a kind of mobile welding construction device of steel bridge, including guide rail 1, the top of the guide rail 1 is "L" type, the top of the guide rail 1 is movably provided with moving frame 2 by drive mechanism, the shape of the moving frame 2 is "L" type, the bottom of one end of the moving frame 2 is rotatably installed with roller 17 by support 16, the support 16 is fixedly arranged at the bottom of moving frame 2, the roller 17 is rotatably installed between the bottom end of support 16, the inside of the moving frame 2 is movably provided with adjusting plate 14 by adjusting mechanism, the inside of the front end of the adjusting plate 14 is fixedly provided with welding gun head 15, the drive mechanism includes servo motor 3 and limit post 4, the limit post 4 is fixedly installed on the output shaft of servo motor 3, the front and rear ends of the guide rail 1 are provided with splicing mechanism, the one end of moving frame 2 can be supported by the roller 17 and support 16 set, so as to improve the stability of welding gun head 15, facilitate subsequent welding of weld, guide rail 1 can be installed on the bridge deck, side or bottom of steel bridge, so as to improve the practicability of the device.

[0022] In the embodiment, the servo motor 3 is fixedly installed on the top of the moving frame 2, the limit post 4 is limitingly arranged between the two ends of the guide rail 1, the outside of the limit post 4 is fixedly provided with gear 5, the rack 6 is fixedly arranged at the position corresponding to gear 5 between the two ends of the guide rail 1, the gear 5 and the rack 6 are movably arranged, the limit post 4 and the guide rail 1 are limited each other, so as to improve the stability of the moving frame 2, at the same time, the gear 5 and the rack 6 are engaged, so as to facilitate the movement of the moving frame 2 on the guide rail 1, thereby facilitating the subsequent adjustment of the welding gun head 15.

[0023] The splicing mechanism includes the slot 7 and the plug plate 8, the slot 7 and the plug plate 8 are arranged at the front end and the rear end of the guide rail 1 respectively, a screw hole 10 is arranged in the one end of the guide rail 1, screw holes 10 are arranged in the slot 7 and the plug plate 8, a pin hole 9 is arranged in the other end of the guide rail 1 corresponding to the slot 7 and the plug plate 8, a pin is arranged in the pin hole 9, the guide rail 1 can be fixed through the screw hole 10, the plug plate 8 and the slot 7 can be fixed through the screw hole 10, so that the stability of the spliced guide rail 1 is improved, and the plug plate 8 and the guide rail 1 can be fixed through the pin hole 9 and the pin.

[0024] The adjusting mechanism includes the sliding groove 11, the sliding groove 11 is arranged in the one end of the moving frame 2, the adjusting plate 14 is limitingly and slidably arranged in the sliding groove 11, the screw rod 12 is limitingly and rotatably arranged on one side of the sliding groove 11, the hand wheel 13 is fixedly arranged on the outer end of the screw rod 12, the adjusting plate 14 is screw-connected to the screw rod 12, the position of the welding gun head 15 can be adjusted through the hand wheel 13 and the screw rod 12.

[0025] When the steel bridge movable welding construction device is used, according to the welding position, the guide rail 1 is fixed on one side of the weld, bolts and the like are arranged in the screw hole 10, the guide rails 1 are spliced through the mutual plugging of the plug plate 8 and the slot 7, then the bolts are arranged in the screw holes 10 in the plug plate 8 and the slot 7, the guide rails 1 can be fixed, the guide rails 1 can be reinforced through the pins arranged in the pin holes 9, the stability of the guide rails 1 is improved, after installation, the roller 17 is in contact with the surface of the steel bridge, the hand wheel 13 is rotated, the hand wheel 13 drives the adjusting plate 14 to slide in the sliding groove 11 through the screw rod 12, the adjusting plate 14 drives the welding gun head 15 to move, the position indicated by the welding gun head 15 is adjusted, the welding gun head 15 is opposite to the weld, the servo motor 3 is started, the servo motor 3 drives the gear 5 to rotate through the limiting column 4, the limiting column 4 and the guide rail 1 are limited, the moving frame 2 can slide on the guide rail 1 through the meshing of the gear 5 and the rack 6, the weld can be welded through the welding gun head 15, the steel bridge can be welded in all directions, the operation is simple, the welding quality of the steel bridge can be ensured, and the practicability is high.

[0026] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description manner of the specification is only for the sake of clarity, and the person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that can be understood by the person skilled in the art.

Claims

1. A device for facilitating the mobile welding construction of steel bridges, comprising a guide rail (1), characterized in that, The top end of the guide rail (1) is of "L" shape, the top of the guide rail (1) is movably provided with a moving frame (2) through a driving mechanism, the moving frame (2) is of "L" shape, the bottom of one end of the moving frame (2) is rotatably provided with a roller (17) through a support (16), the support (16) is fixedly arranged at the bottom of the moving frame (2), the roller (17) is rotatably arranged between the bottom ends of the support (16), the inside of the moving frame (2) is movably provided with an adjusting plate (14) through an adjusting mechanism, the inside of the front end of the adjusting plate (14) is fixedly provided with a welding gun head (15), the driving mechanism comprises a servo motor (3) and a limiting column (4), the limiting column (4) is fixedly arranged on the output shaft of the servo motor (3), and the front and rear ends of the guide rail (1) are provided with a splicing mechanism.

2. The apparatus for facilitating the construction of a steel bridge by welding while the bridge is in motion according to claim 1, wherein: The servo motor (3) is fixedly arranged on the top of the moving frame (2), and the limiting column (4) is limitingly arranged between the two ends of the guide rail (1).

3. A portable apparatus for facilitating the construction of a steel bridge by welding, according to claim 2, wherein: The outside of the limiting column (4) is fixedly provided with a gear (5), the two ends of the guide rail (1) are fixedly provided with a rack (6) at positions corresponding to the gear (5), and the gear (5) and the rack (6) are arranged in meshing relationship.

4. The apparatus of claim 1, wherein: The splicing mechanism comprises a slot (7) and a plug-in plate (8), and the slot (7) and the plug-in plate (8) are arranged at the front end and the rear end of the guide rail (1) respectively.

5. A portable apparatus for facilitating the construction of a steel bridge by welding, according to claim 4, wherein: The inside of one end of the guide rail (1) is provided with a screw hole (10), and the inside of the slot (7) and the plug-in plate (8) is also provided with a screw hole (10).

6. A portable apparatus for facilitating the construction of a steel bridge by welding, according to claim 5, wherein: The inside of the other end of the guide rail (1) is provided with a pin hole (9) corresponding to the slot (7) and the plug-in plate (8), and a pin is arranged in the pin hole (9).

7. The apparatus of claim 1, wherein: The adjusting mechanism comprises a sliding groove (11), the sliding groove (11) is arranged in the inside of one end of the moving frame (2), and the adjusting plate (14) is limitingly and slidably arranged in the inside of the sliding groove (11).

8. The apparatus of claim 7, wherein: One side of the inside of the sliding groove (11) is limitingly and rotatably provided with a screw rod (12), the outer end of the screw rod (12) is fixedly provided with a hand wheel (13), and the rear end of the adjusting plate (14) is screw-connected to the screw rod (12).

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