CN219005034U

CN219005034U - Welding construction device for steel structure of building roof

Info

Publication number: CN219005034U
Application number: CN202223317624.5U
Authority: CN
Inventors: 李宝来; 芮兴龙; 胡士一; 曾凡红; 吴建录; 杨涛
Original assignee: China Railway Construction Engineering Group Co Ltd
Current assignee: China Railway Construction Engineering Group Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-12
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a welding construction device for a building roof steel structure, which comprises a welding table and connecting shafts symmetrically and rotatably connected to the welding table, wherein one ends of the two connecting shafts are fixedly connected with angle plates corresponding to square steel. According to the utility model, the angle between the two angle plates can be quickly adjusted to the angle to be welded by using the straight gears to be meshed with each other, and then the square steel to be welded is placed on the welding table, so that the angle between the square steel accords with the angle to be welded, meanwhile, the square steel is abutted through the cylinder, the square steel can be prevented from shaking during welding, the accuracy of the angle to be welded is further ensured, and compared with the actual welding situation, the device can ensure that the angle to be welded has no error, further improves the welding quality and meets the angle required by construction.

Description

Welding construction device for steel structure of building roof

Technical Field

The utility model belongs to the technical field of welding construction devices, and particularly relates to a welding construction device for a steel structure of a building roof.

Background

The steel structure is a structure composed of steel materials, and is one of main building structure types; the structure mainly comprises steel beams, steel columns, steel trusses and other components made of section steel, steel plates and the like, and rust removal and prevention processes such as silanization, pure manganese phosphating, washing, drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets.

When the steel structure building is constructed, in order to enable the roof to have good drainage effect, the positions of the roof, a windowsill and the like are generally set into an inverted V shape, one ends of two square steels are generally welded on the inverted V-shaped roof, inclined planes can be cut out by a cutting machine at one ends of the welded front steels, and the inclined planes at the two ends are welded relatively when being welded, so that the two square steels are in the inverted V shape.

When two square steels are welded at present, the square steels are placed on a welding table, the two ends are opposite, and then welding is carried out by using a welding gun, but in practical situations, the inclined plane cutting angles of the two ends of the square steels do not necessarily meet the size requirement, so that errors exist in included angles between the two square steels after the two square steels are welded relatively, and the included angles between the square steels are different after the two square steels are welded in batches and are difficult to meet the construction requirement.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a construction device for welding the steel structure of the building roof, which can overcome the problems or at least partially solve the problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: the utility model provides a building roof steel construction welding construction device, includes the welding bench still and includes: the welding device comprises a welding table, connecting shafts, angle plates, angle scales, a plurality of connecting shafts, a plurality of angle plates, a plurality of angle scales, a plurality of angle plates and a plurality of angle scales, wherein the connecting shafts are symmetrically and rotatably connected to the welding table; the two spur gears are respectively and fixedly connected to the tail end of the connecting shaft and are meshed with each other; a worm wheel fixedly connected to the spur gear; the connecting frame is fixedly connected to the bottom of the welding table, a worm is rotationally connected to the connecting frame, and the worm wheel are in meshed connection; the cylinder of symmetry fixed connection on the welding bench, the last rotation of cylinder flexible end is connected with supports tight board.

In order to improve the rotation stability of the angle plate, preferably, limit grooves are symmetrically formed in the welding table, one end, far away from the connecting shaft, of the angle plate is rotationally connected with a sliding rod, and the sliding rod is slidably connected in the limit grooves.

In order to facilitate welding of the opposite ends of the square steel, it is preferable that there is a certain distance between the adjacent ends of the two angle plates.

In order to facilitate the fixing device, preferably, the bottom of the welding table is fixedly connected with a supporting leg.

In order to support square steel conveniently, further, the welding bench is fixedly connected with a supporting plate.

In order to facilitate the rotation of the driving worm, preferably, one end of the worm is fixedly connected with a rotating handle.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the angle between the two angle plates can be quickly adjusted to the angle to be welded by using the straight gears to be meshed with each other, and then the square steel to be welded is placed on the welding table, so that the angle between the square steel accords with the angle to be welded, meanwhile, the square steel is abutted through the cylinder, the square steel can be prevented from shaking during welding, the accuracy of the angle to be welded is further ensured, and compared with the actual welding situation, the device can ensure that the angle to be welded has no error, further improves the welding quality and meets the angle required by construction.

Drawings

In the drawings:

fig. 1 is a schematic structural view of a cylinder and a tightening plate of a welding construction device for a steel structure of a building roof.

Fig. 2 is a schematic structural view of an angle scale and an angle plate of the welding construction device for the steel structure of the building roof.

Fig. 3 is a schematic structural view of a worm wheel and a worm of the welding construction device for the steel structure of the building roof.

Fig. 4 is a schematic perspective view of a construction device for welding a steel structure of a building roof.

In the figure: 1. a welding table; 10. an angle scale; 11. a support leg; 12. an angle plate; 13. a connecting shaft; 131. spur gears; 132. a worm wheel; 133. a connecting frame; 134. a worm; 1341. rotating the handle; 14. a limit groove; 141. a slide bar; 15. a cylinder; 151. an air inlet pipe; 152. a pressing plate; 16. a support plate; 2. square steel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

referring to fig. 1 to 4, a welding construction device for a steel structure of a building roof comprises a welding table 1, connecting shafts 13 symmetrically and rotatably connected to the welding table 1, wherein one ends of the two connecting shafts 13 are fixedly connected with angle plates 12 corresponding to square steel 2, the angle plates 12 are positioned on the welding table 1, and angle scales 10 are formed on the welding table 1; the two spur gears 131 are fixedly connected to the tail end of the connecting shaft 13 respectively, and the two spur gears 131 are meshed; a worm wheel 132 fixedly connected to the spur gear 131; the connecting frame 133 is fixedly connected to the bottom of the welding table 1, a worm 134 is rotatably connected to the connecting frame 133, and the worm 134 and the worm wheel 132 are in meshed connection; the cylinder 15 is symmetrically and fixedly connected to the welding table 1, and a tightening plate 152 is rotatably connected to the telescopic end of the cylinder 15; the bottom of the welding table 1 is fixedly connected with a supporting leg 11; one end of the worm 134 is fixedly connected with a rotary handle 1341;

when the device is used, the device is fixed through the supporting leg 11, a connecting pipe of an external air pump is connected with an air inlet pipe 151 fixedly communicated with the air cylinder 15, a rotating handle 1341 below the welding table 1 is rotated to drive a worm 134 to rotate, the worm 134 is meshed with a driving worm wheel 132 to rotate, the worm wheel 132 drives a spur gear 131 fixedly connected with the worm wheel 132 to rotate and is meshed with another spur gear 131, further the two angle plates 12 are driven to rotate in opposite directions, the angle between the two angle plates 12 is changed, and the angle is adjusted to the angle to be welded by changing the positions of the angle plates 12 and the angle scales 10 (refer to fig. 2).

After the angle to be welded is adjusted, placing the square steel 2 to be welded on the welding table 1, tightly attaching one side of the square steel 2 to the angle plate 12, enabling two ends of the square steel 2 to be opposite (as shown in fig. 2), starting an external air pump, inflating the air pump into the air cylinder 15, pushing the telescopic end of the air cylinder 15 to extend, enabling the abutting plate 152 to abut against the other side of the square steel 2, and fixing the square steel 2;

it should be understood that, because the angle plate 12 is driven to rotate by the worm wheel 132 and the worm 134, the worm wheel 132 and the worm 134 have a self-locking function, and the angle position of the angle plate 12 is not changed when the telescopic end of the cylinder 15 abuts against the square steel 2.

After the square steel 2 is abutted by the telescopic end of the air cylinder 15, the welding gun can be used for welding the square steel 2;

this device can be fast adjust to the angle that will weld through using straight gear 131 intermeshing with the angle between two angle plates 12, will treat welded square steel 2 again and place on welding bench 1 for angle between the square steel 2 accords with the angle that will weld, supports tightly square steel 2 through cylinder 15 simultaneously, can prevent square steel 2 when the welding and rock, has further guaranteed the accuracy of the angle that will weld, for actual welding situation, this device can guarantee that the angle that will weld can not have the error, and then has improved welding quality, and accord with the construction requirement.

Example 2:

referring to fig. 3, a construction apparatus for welding a steel structure of a building roof is substantially the same as in example 1, and further: the welding table 1 is symmetrically provided with limit grooves 14, one end of the angle plate 12, which is far away from the connecting shaft 13, is rotationally connected with a slide bar 141, and the slide bar 141 is slidably connected in the limit grooves 14;

the sliding rod 141 is arranged at the tail end of the angle plate 12, so that the angle plate 12 is rotated more stably when the angle plate 12 is rotated, and meanwhile, the angle scale 10 is arranged at the arc-shaped edge of the limit groove 14, so that a user can more conveniently adjust the angle between the angle plates 12.

Example 3:

referring to fig. 2, a construction apparatus for welding a steel structure of a building roof is substantially the same as in example 1, and further: the two angle plates 12 have a certain distance between their adjacent ends.

When two square steels 2 are placed on the welding table 1, the opposite ends of the two square steels 2 extend into the space of the interval, so that the opposite ends of the square steels 2 leak out, and welding is facilitated.

Example 4:

referring to fig. 2, a construction apparatus for welding a steel structure of a building roof is substantially the same as in example 1, and further: a supporting plate 16 is fixedly connected to the welding table 1;

the support plate 16 can provide support for the square steel 2 when the square steel 2 is long.

According to the utility model, the angle between the two angle plates 12 can be quickly adjusted to the angle to be welded by using the spur gears 131 to be meshed with each other, and then the square steel 2 to be welded is placed on the welding table 1, so that the angle between the square steel 2 accords with the angle to be welded, meanwhile, the square steel 2 is abutted by the cylinder 15, so that the square steel 2 can be prevented from shaking during welding, the accuracy of the angle to be welded is further ensured, and compared with the actual welding situation, the device can ensure that the angle to be welded has no error, further improves the welding quality and meets the angle required by construction.

In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Claims

1. The utility model provides a building roof steel construction welding construction device, includes welding bench (1), its characterized in that still includes:

the two connecting shafts (13) are symmetrically and rotatably connected to the welding table (1), one ends of the two connecting shafts (13) are fixedly connected with angle plates (12) corresponding to the square steel (2), the angle plates (12) are positioned on the welding table (1), and angle scales (10) are formed on the welding table (1);

the two spur gears (131) are fixedly connected to the tail ends of the connecting shafts (13) respectively, and the two spur gears (131) are meshed;

a worm wheel (132) fixedly connected to the spur gear (131);

the connecting frame (133) is fixedly connected to the bottom of the welding table (1), a worm (134) is rotationally connected to the connecting frame (133), and the worm (134) and the worm wheel (132) are in meshed connection;

the cylinder (15) is symmetrically and fixedly connected with the welding table (1), and a tightening plate (152) is rotatably connected to the telescopic end of the cylinder (15).

2. The construction device for welding the steel structure of the building roof according to claim 1, wherein: limiting grooves (14) are symmetrically formed in the welding table (1), one end, far away from the connecting shaft (13), of the angle plate (12) is rotatably connected with a sliding rod (141), and the sliding rod (141) is slidably connected in the limiting grooves (14).

3. The construction device for welding the steel structure of the building roof according to claim 1, wherein: the two angle plates (12) are adjacent to each other with a certain distance therebetween.

4. The construction device for welding the steel structure of the building roof according to claim 1, wherein: the bottom of the welding table (1) is fixedly connected with a supporting leg (11).

5. The construction device for welding the steel structure of the building roof according to claim 4, wherein: and the welding table (1) is fixedly connected with a supporting plate (16).

6. The construction device for welding the steel structure of the building roof according to claim 1, wherein: one end of the worm (134) is fixedly connected with a rotary handle (1341).