CN213438036U

CN213438036U - Bridge welding device

Info

Publication number: CN213438036U
Application number: CN202022332575.7U
Authority: CN
Inventors: 刘杨; 刘飞; 商庆连; 王伟
Original assignee: CCCC First Harbor Engineering Co Ltd; CCCC First Harbor Installation Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; CCCC First Harbor Installation Engineering Co Ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-15
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to a bridge welding set, including mounting platform, install the length adjustment subassembly on mounting platform, install width adjusting part and the altitude mixture control subassembly on the length adjustment subassembly, altitude mixture control subassembly rotates to be connected on the width adjusting part, and altitude mixture control subassembly's end is installed the welding and is robbed, and the altitude mixture control subassembly is towards the welding one end of robbing and install the gas protection subassembly. The utility model uses machinery to replace manual work, improves the working efficiency and ensures the welding consistency; the inert gas sprayed by the gas protection assembly can prevent the steel box girder from being oxidized in the welding process, and the service life of the steel box girder is prolonged. In addition, the protective gas sprayed from the gas outlet holes on the bottom surface and the inner wall of the gas outlet ring of the gas protection assembly is more uniform, and the gas ring is formed around the welding position, so that the anti-oxidation performance is good.

Description

Bridge welding device

Technical Field

The utility model relates to a bridge welding technology field especially relates to a bridge welding device.

Background

The existing bridge is mainly welded by a steel structure, the steel box girder is the most common, the existing steel box girder is manufactured and constructed by adopting independent steel box girders and then spliced, and thus the construction efficiency can be greatly improved. Welding is an important process in the manufacturing of the steel box girder, and in the prior construction, manual welding is needed. Personnel quality determines the welding quality and the processing progress, the manual welding work efficiency is low, and the welding consistency is poor. In addition, in the welding process, the steel box girder is easy to be oxidized, so that the service life of the steel box girder is shortened.

Disclosure of Invention

The utility model discloses aim at solving prior art not enough, and provide a bridge welding set.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: the utility model provides a bridge welding set, which comprises a mounting platform, install the length adjustment subassembly on mounting platform, install width adjustment subassembly and height adjustment subassembly on the length adjustment subassembly, height adjustment subassembly rotates to be connected on width adjustment subassembly, height adjustment subassembly's end is installed the welding and is robbed, height adjustment subassembly is robbed towards the welding one end and is installed gas protection subassembly, height adjustment subassembly includes and rotates the welding stand of being connected with width adjustment subassembly, the welding stand top articulates there is the arm, welding stand one side bottom articulates there is the cylinder, the other end of cylinder is articulated with the arm, the welding stand, cylinder and arm three connect into the triangle-shaped structure, the welding is robbed and is installed the one end of keeping away from the welding stand at the arm.

The length adjusting component comprises a horizontal first motor and a first lead screw, the first motor is fixed on the top surface of the mounting platform, the first lead screw is connected with an output shaft of the first motor, a first nut is sleeved on the first lead screw, a first moving block is sleeved on the first nut, and the first moving block is connected with the top surface of the mounting platform in a sliding mode.

A sliding block is arranged on the bottom surface of the first moving block, a sliding way matched with the sliding block is arranged on the mounting platform, and the sliding way is parallel to the first lead screw.

The width adjusting assembly comprises a moving platform fixedly connected with the top surface of a moving block, a horizontal second motor is mounted on the top surface of the moving platform, an output shaft of the second motor is connected with a second lead screw, a second nut is sleeved on the second lead screw, the lower end of the second nut is connected with the top surface of the moving platform in a sliding mode, a supporting platform is fixed to the upper end of the second nut, a welding stand column is connected with the supporting platform in a rotating mode, and the second lead screw is perpendicular to the first lead screw.

The lower end of the welding upright post is sleeved with a first gear, the supporting platform is provided with a vertical third motor, an output shaft of the third motor is sleeved with a second gear, and the second gear is meshed with the first gear.

The gas protection component comprises an inner hollow gas outlet ring, a plurality of gas outlet holes are formed in the bottom surface and the inner side wall of the gas outlet ring, the gas outlet ring is sleeved on the welding gun, the top surface of the gas outlet ring is connected with an electric cylinder, the other end of the electric cylinder is fixedly connected with the mechanical arm, the top surface of the gas outlet ring is provided with a gas inlet, the gas inlet is connected with a corrugated pipe, and the corrugated pipe is connected with an external protection gas storage tank.

The mounting platform is provided with a plurality of threaded holes for mounting and fixing.

The utility model has the advantages that: the utility model uses machinery to replace manual work, improves the working efficiency and ensures the welding consistency; the inert gas sprayed by the gas protection assembly can prevent the steel box girder from being oxidized in the welding process, and the service life of the steel box girder is prolonged. In addition, the protective gas sprayed from the gas outlet holes on the bottom surface and the inner wall of the gas outlet ring of the gas protection assembly is more uniform, and the gas ring is formed around the welding position, so that the anti-oxidation performance is good.

Drawings

Fig. 1 is a schematic structural view of the present invention;

in the figure: 1-mounting a platform; 2-a length adjustment assembly; 21-motor number one; 22-a first lead screw; 23-a screw; 24-a moving block; 3-a width adjustment assembly; 31-a mobile platform; 32-motor number two; no. 33-second screw; 34-second lead screw; 35-a support platform; 4-a height adjustment assembly; 41-welding the upright column; 42-cylinder; 43-a robotic arm; 44-gear number one; 45-motor III; 46-gear number two; 5-welding and robbing; 6-gas protection component; 61-gas outlet ring; 62-electric cylinder; 63-a robotic arm; 64-a bellows;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1, the bridge welding device comprises a mounting platform 1, a length adjusting assembly 2 mounted on the mounting platform 1, install width adjusting part 3 and height adjusting part 4 on length adjusting part 2, height adjusting part 4 rotates to be connected on width adjusting part 3, height adjusting part 4's end is installed the welding and is robbed 5, height adjusting part 4 is robbed 5 one end towards the welding and is installed gas protection subassembly 6, height adjusting part 4 includes and rotates welding stand 41 of being connected with width adjusting part 3, welding stand 41 top articulates there is arm 43, welding stand 41 one side bottom articulates there is cylinder 42, cylinder 42's the other end is articulated with arm 43, welding stand 41, cylinder 42 and arm 43 three connect into the triangle-shaped structure, the triangle-shaped structure can improve the utility model discloses a stability, the welding is robbed 5 and is installed the one end of keeping away from welding stand 41 at arm 43.

The length adjusting component 2 comprises a horizontal first motor 21 and a horizontal first lead screw 22, the first motor 21 is fixed on the top surface of the mounting platform 1, the first lead screw 22 is connected with an output shaft of the first motor 21, the first lead screw 22 is sleeved with a first screw nut 23, the first screw nut 23 is sleeved with a first moving block 24, and the first moving block 24 is in sliding connection with the top surface of the mounting platform 1.

A sliding block is arranged on the bottom surface of the first moving block 24, a slide way matched with the sliding block is arranged on the mounting platform 1, and the slide way is parallel to the first lead screw 22.

Width adjustment assembly 3 includes moving platform 31 with a movable block 24 top surface fixed connection, moving platform 31 top surface installation has the horizontally No. two motor 32, No. two motor 32's output shaft even has No. two lead screw 34, No. two the cover has No. two screw 33 on the lead screw 34, No. two screw 33 lower extreme and moving platform 31 top surface sliding connection, No. two screw 33 upper ends are fixed with supporting platform 35, welding stand 41 rotates with supporting platform 35 to be connected, No. two lead screws 34 are perpendicular with a lead screw 22.

The lower end of the welding upright post 41 is sleeved with a first gear 44, the supporting platform 35 is provided with a vertical third motor 45, the output shaft of the third motor 45 is sleeved with a second gear 46, and the second gear 46 is meshed with the first gear 44.

The gas protection component 6 includes inside hollow ring 61 of giving vent to anger, it all is equipped with a plurality of ventholes 63 on ring 61 bottom surface and the inside wall to give vent to anger, it robs 5 last to go out the cover of gas ring 61, it has electronic jar 62 to go out the ring 61 top surface even, electronic jar 62's the other end and arm 43 fixed connection, it is equipped with the air inlet to go out ring 61 top surface, the air inlet even has bellows 64, bellows 64 is connected with outside protective gas holding vessel, the storage has protective gas in the outside protective gas holding vessel, for example, helium, argon gas and nitrogen gas etc.

The mounting platform 1 is provided with a plurality of threaded holes for mounting and fixing.

The utility model discloses during operation, install mounting platform 1 and be used for fixing externally on the fixed bolster of the utility model discloses a length adjustment subassembly 2 works, makes welding 5 move along length direction, and width adjustment subassembly 3 works, makes welding 5 move along width direction, and height adjustment subassembly 4 and length adjustment subassembly 2 cooperate to work, can adjust the height that welding was robbed 5, and welding stand 41, cylinder 42 and arm 43 three connect into the triangle-shaped structure, and the triangle-shaped structure can improve the utility model discloses a stability to stability when guaranteeing the welding, improve welding quality, the utility model discloses replace artifical with machinery, improved work efficiency, guaranteed the uniformity of welding simultaneously; the inert gas sprayed by the gas protection component 6 can prevent the steel box girder from being oxidized in the welding process, and the service life of the steel box girder is prolonged. In addition, the protective gas sprayed from the gas outlet holes on the bottom surface and the inner wall of the gas outlet ring 61 of the gas protection component 6 is more uniform, and forms a gas ring around the welding position, so that the anti-oxidation performance is good.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The utility model provides a bridge welding set, a serial communication port, including mounting platform (1), install length adjustment subassembly (2) on mounting platform (1), install width adjustment subassembly (3) and altitude mixture control subassembly (4) on length adjustment subassembly (2), altitude mixture control subassembly (4) are rotated and are connected on width adjustment subassembly (3), the end of altitude mixture control subassembly (4) is installed the welding and is robbed (5), altitude mixture control subassembly (4) are robbed the one end of (5) towards the welding and are installed gas protection subassembly (6), altitude mixture control subassembly (4) include rotate welding stand (41) of being connected with width adjustment subassembly (3), welding stand (41) top articulates there is arm (43), welding stand (41) one side bottom articulates there is cylinder (42), the other end and the arm (43) of cylinder (42) are articulated, welding stand (41), The cylinder (42) and the mechanical arm (43) are connected into a triangular structure, and the welding gun (5) is arranged at one end of the mechanical arm (43) far away from the welding upright post (41).

2. The bridge welding device according to claim 1, wherein the length adjusting assembly (2) comprises a horizontal first motor (21) and a first lead screw (22), the first motor (21) is fixed on the top surface of the mounting platform (1), the first lead screw (22) is connected with an output shaft of the first motor (21), a first nut (23) is sleeved on the first lead screw (22), a first moving block (24) is sleeved on the first nut (23), and the first moving block (24) is in sliding connection with the top surface of the mounting platform (1).

3. The bridge welding device according to claim 2, characterized in that a sliding block is arranged on the bottom surface of the first moving block (24), a sliding way matched with the sliding block is arranged on the mounting platform (1), and the sliding way is parallel to the first lead screw (22).

4. The bridge welding device according to claim 3, wherein the width adjusting assembly (3) comprises a moving platform (31) fixedly connected with the top surface of a first moving block (24), a horizontal second motor (32) is mounted on the top surface of the moving platform (31), an output shaft of the second motor (32) is connected with a second lead screw (34), a second nut (33) is sleeved on the second lead screw (34), the lower end of the second nut (33) is slidably connected with the top surface of the moving platform (31), a supporting platform (35) is fixed at the upper end of the second nut (33), the welding upright column (41) is rotatably connected with the supporting platform (35), and the second lead screw (34) is perpendicular to the first lead screw (22).

5. The bridge welding device according to claim 4, characterized in that a first gear (44) is sleeved at the lower end of the welding upright post (41), a vertical third motor (45) is arranged on the supporting platform (35), a second gear (46) is sleeved on an output shaft of the third motor (45), and the second gear (46) is meshed with the first gear (44).

6. The bridge welding device according to claim 1, wherein the gas protection assembly (6) comprises a gas outlet ring (61) with a hollow inner part, a plurality of gas outlet holes (63) are formed in the bottom surface and the inner side wall of the gas outlet ring (61), the gas outlet ring (61) is sleeved on the welding gun (5), an electric cylinder (62) is connected to the top surface of the gas outlet ring (61), the other end of the electric cylinder (62) is fixedly connected with the mechanical arm (43), a gas inlet is formed in the top surface of the gas outlet ring (61), a corrugated pipe (64) is connected to the gas inlet, and the corrugated pipe (64) is connected with an external protective gas storage tank.

7. The bridge welding device according to claim 1, characterized in that the mounting platform (1) is provided with a plurality of threaded holes for mounting and fixing.