CN219805531U

CN219805531U - Multi-section welding device of laser welder

Info

Publication number: CN219805531U
Application number: CN202223017340.4U
Authority: CN
Inventors: 何肇强; 张�浩; 柳家安
Original assignee: Lishi Hubei Industrial Co ltd
Current assignee: Lishi Hubei Industrial Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-10-10
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to the technical field of laser welding machines and discloses a multistage welding device of a laser welding machine, which comprises a frame, wherein a plurality of groups of movable clamps and laser welding heads are connected to the frame; the clamp comprises an upper clamp and a lower clamp which are symmetrically arranged, a plurality of groups of roller shafts which are arranged in radian are rotatably arranged in the upper clamp and the lower clamp, and one group of roller shafts is provided with a driving mechanism; the laser welding head is arranged at the working end of the mechanical arm, the base end of the mechanical arm is connected to the edge of the frame through a moving block. The utility model mainly comprises a frame, a clamp, a laser welding head and other parts, wherein the clamp and the laser welding head are provided with a plurality of groups and are movably connected on the frame, the position of the laser welding head can be adjusted according to the length of a pipeline, the application scope is wider, and anchor clamps are used for the centre gripping multistage steel pipe to synchronous rotation realizes multistage welded purpose simultaneously, can effectually improve welding efficiency.

Description

Multi-section welding device of laser welder

Technical Field

The utility model relates to the technical field of laser welding machines, in particular to a multi-section welding device of a laser welding machine.

Background

In the steel pipe construction process, the steel pipes are welded together according to actual requirements. When welding, a laser welding machine is preferred, the laser beam has the advantages of adjustable energy, adjustable moving speed, multiple welding processes, high laser welding automation degree, computer control, high welding speed and high efficiency.

Through retrieving the discovery, like 202121385439.2, the high accuracy laser pipeline welding machine that proposes, it is through setting up locating plate and reference column, through the deflection closure of both, fixes the position of expansion end in the tie point, is different from current laser pipeline welding machine output package assembly, and the overall connection mode is simple, convenient operation to reach the purpose of being convenient for change.

However, in the above application, it is inconvenient to adapt to the multi-section simultaneous welding, and the position of the laser welding head cannot be adjusted according to the length of the multi-section pipeline, so that the welding range is limited, and the welding efficiency is low.

Disclosure of Invention

The utility model aims to provide a multistage welding device of a laser welding machine, which solves the problems in the prior art by arranging a plurality of groups of movable clamps and laser welding heads.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the multi-section welding device of the laser welder comprises a frame, wherein a plurality of groups of movable clamps and laser welding heads are connected to the frame;

the fixture comprises an upper fixture and a lower fixture which are symmetrically arranged, wherein a plurality of groups of roll shafts which are arranged in radian are rotatably arranged in the upper fixture and the lower fixture, and one group of roll shafts is provided with a driving mechanism; the laser welding head is arranged at the working end of the mechanical arm, and the base end of the mechanical arm is connected to the edge of the frame through a moving block.

Preferably, the frame includes: the frame and fix the arc layer board at frame both ends, the spout has been seted up to the inside wall of arc layer board, the inside swing joint of spout has the slider.

Preferably, one side of the sliding block is connected with a locking bolt in a threaded manner, the locking bolt is located in a strip-shaped hole, and the strip-shaped hole is formed in one side edge of the frame and is communicated with the sliding groove.

Preferably, the outer side edge of the sliding block is fixedly connected with a support, an oil cylinder is mounted at the lower end of the support, the end part of an output shaft of the oil cylinder is connected with a moving block II, the upper clamp is connected to the moving block II, and the lower clamp is connected to the inner side edge of the sliding block.

Preferably, the roll shaft comprises a driven roll and a driving roll, the driven roll and the driving roll are rotatably arranged in the arc-shaped frame through bearings, and the driving mechanism is connected with the driving roll.

Preferably, the driving mechanism includes: the driving motor is arranged at the bottom of the arc-shaped frame, and the gear set is connected between the output shaft of the driving motor and the end part of the driving roller.

Preferably, an opening is formed in one side of the first moving block, a connecting block is arranged on the inner side of the opening, a connecting groove matched with the connecting block is formed in the top of the other side of the frame, and the connecting block is movably connected in the connecting groove.

Preferably, a mounting groove is formed in the first moving block, the mounting groove is communicated with the opening, and a moving assembly is arranged in the mounting groove.

Preferably, the moving assembly comprises a motor, a gear is mounted at the end part of an output shaft of the motor, and the gear is clung to the edge part of the frame.

Preferably, the plurality of groups of clamps and the plurality of groups of laser welding heads are alternately arranged.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model mainly comprises a frame, a clamp, a laser welding head and other parts, wherein the clamp and the laser welding head are provided with a plurality of groups and are movably connected on the frame, the position of the laser welding head can be adjusted according to the length of a pipeline, the application range is wider, the clamp is used for clamping a plurality of sections of steel pipes and synchronously rotating, the aim of simultaneous multi-section welding is fulfilled, and the welding efficiency can be effectively improved.

Drawings

FIG. 1 is a schematic diagram of a multi-segment welding device of a laser welder according to the present utility model;

FIG. 2 is a schematic view of the structure of the clamp of the present utility model;

FIG. 3 is a schematic view of the structure of the upper clamp of the present utility model;

FIG. 4 is a schematic view of the structure of the lower clamp of the present utility model;

FIG. 5 is a schematic cross-sectional view of a chute according to the present utility model;

FIG. 6 is a schematic view of a mechanical arm according to the present utility model;

FIG. 7 is a schematic diagram of a moving block according to the present utility model;

FIG. 8 is a schematic diagram of a mobile assembly according to the present utility model;

fig. 9 is a schematic diagram of the working state of the multi-stage welding device of the laser welder.

In the figure:

1. a frame; 101. a frame; 102. an arc-shaped supporting plate; 103. a chute; 104. a slide block; 105. a locking bolt; 106. a bar-shaped hole; 107. a bracket; 108. an oil cylinder; 109. a second moving block;

2. a clamp; 201. a clamp is arranged; 202. a lower clamp; 203. a roll shaft; 204. driven roller; 205. a drive roll; 206. an arc-shaped frame; 207. a driving motor; 208. a gear set;

3. a laser welding head; 301. a mechanical arm; 302. a first moving block; 303. an opening; 304. a connecting block; 305. a connecting groove; 306. a mounting groove; 307. a motor; 308. a gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a multi-section welding device of a laser welding machine, which is shown in fig. 1 by way of example, and comprises a machine frame 1, wherein a plurality of groups of movable clamps 2 and laser welding heads 3 are connected to the machine frame 1, and the plurality of groups of clamps 2 and the plurality of groups of laser welding heads 3 are alternately arranged. The position of the laser welding head can be adjusted according to the length of the pipeline, the application range is wider, the clamp is used for clamping a plurality of sections of steel pipes and synchronously rotates, the purpose of simultaneous multi-section welding is achieved, and the welding efficiency can be effectively improved. In addition, the bottom of the frame 1 is also fixed with an adjustable leg (not shown in the figure) for supporting the frame 1, and the overall horizontality can be adjusted according to the requirements of the field, but the utility model is not limited thereto, and the frame can be replaced in other ways, and details thereof are not repeated herein.

To facilitate the connection between the fixture 2 and the laser welding head 3 and the frame 1, the frame 1 is composed of a frame 101 and arc-shaped pallets 102 fixed to both ends of the frame 101. And the inner side wall of the arc-shaped supporting plate 102 is provided with a sliding groove 103, and the inside of the sliding groove 103 is movably connected with a sliding block 104 for installing the clamp 2, thereby facilitating the movement of the clamp 2. And a locking bolt 105 is connected to one side of the slider 104 in a threaded manner, the locking bolt 105 is located in a bar-shaped hole 106, and the bar-shaped hole 106 is formed in one side edge of the frame 101 and is communicated with the chute 103. After moving the slider 104 to the prescribed position, the lock bolt 105 is then tightened, locking its position as shown in fig. 5.

As shown in fig. 2 to 4, the above-described jig 2 is constituted by an upper jig 201 and a lower jig 202. The lower clamp 202 is fixed to the other end of the slider 104, i.e., the inside of the frame 101, for supporting the steel pipe. For convenience, the upper clamp 201 is mounted, the bracket 107 is fixed to the outer side of the slider 104, the cylinder 108 is mounted to the lower end of the bracket 107, the second moving block 109 is connected to the output shaft end of the cylinder 108, and the upper clamp 201 is connected to the second moving block 109. The oil cylinder 108 drives the second moving block 109 to move up and down in the bracket 107, so that the lower clamp 202 can be driven to move up and down to clamp and loosen the steel pipe.

It is to be noted that the bracket 107 is provided with a frame structure, and the two ends of the second moving block 109 are provided with buckles, which are clamped inside the bracket 107, so as to limit the position of the second moving block 109.

Specifically, as shown in fig. 2, a plurality of groups of rollers 203 which are arranged in an arc shape are rotatably installed in the upper clamp 201 and the lower clamp 202, so that the steel pipe can be adapted to the shape of the steel pipe, and the clamping is facilitated. Further, the roller shaft 203 includes a driven roller 204 and a driving roller 205, both the driven roller 204 and the driving roller 205 are rotatably installed inside the arc-shaped frame 206 through bearings, and the driving mechanism is connected to the driving roller 205. The driving mechanism includes: a drive motor 207 mounted at the bottom of the arc-shaped frame 206 and a gear set 208 connected between the output shaft of the drive motor 207 and the end of the drive roller 205. A drive mechanism is provided in the lower clamp 202 that can drive the drive roller 205 to rotate the steel pipe to be welded.

As shown in fig. 6 to 8, the laser welding head 3 is mounted on a working end of a robot arm 301, and a base end of the robot arm 301 is connected to an edge of the frame 1 through a first moving block 302. The position and angle of the laser welding head 3 are convenient to adjust by the mechanical arm 301.

To facilitate the movement of the laser welding head 3, an opening 303 may be formed on one side of the first moving block 302, and a connection block 304 may be fixed on the inner side of the opening 303 by a bolt. A connecting groove 305 matched with the connecting block 304 is formed on the top of the other side of the frame 101, and the connecting block 304 is movably connected in the connecting groove 305. The first moving block 302 and the frame 101 can be connected together by matching the connecting block 304 and the connecting groove 305, and the first moving block 302 can be driven by the moving assembly to move, so that the position of the laser welding head 3 can be adjusted.

In order to facilitate the installation of the moving assembly, an installation groove 306 is formed in the first moving block 302, the installation groove 306 is communicated with the opening 303, a motor 307 is installed in the installation groove 306, a gear 308 is installed at the end part of an output shaft of the motor 307, and the gear 308 is tightly attached to the edge part of the frame 101. The motor 307 drives the gear 308 to rotate, so that the first moving block 302 can be driven to move.

Specifically, when a plurality of steel pipes are welded, as shown in fig. 9. According to the lengths of the pipes, the positions of the plurality of groups of clamps 2 and the plurality of groups of laser welding heads 3 are adjusted, and then the plurality of sections of steel pipes are placed on the plurality of groups of clamps 2 and clamped. Then the multi-section steel pipe is driven to synchronously rotate, and the plurality of groups of laser welding heads 3 are used for welding, so that the aim of simultaneous multi-section welding is fulfilled, and the welding efficiency can be effectively improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The multi-section welding device of the laser welder is characterized by comprising a frame (1), wherein a plurality of groups of movable clamps (2) and laser welding heads (3) are connected to the frame (1);

the clamp (2) comprises an upper clamp (201) and a lower clamp (202) which are symmetrically arranged, wherein a plurality of groups of roller shafts (203) which are arranged in radian are rotatably arranged in the upper clamp (201) and the lower clamp (202), and one group of roller shafts (203) is provided with a driving mechanism; the laser welding head (3) is arranged at the working end of the mechanical arm (301), and the base end of the mechanical arm (301) is connected to the edge of the frame (1) through a first moving block (302).

2. The multi-segment welding device of a laser welder according to claim 1, wherein: the frame (1) comprises:

the novel sliding block comprises a frame (101) and arc-shaped supporting plates (102) fixed at two ends of the frame (101), wherein sliding grooves (103) are formed in the inner side walls of the arc-shaped supporting plates (102), and sliding blocks (104) are movably connected in the sliding grooves (103).

3. The multi-segment welding device of a laser welder according to claim 2, wherein: one side of the sliding block (104) is connected with a locking bolt (105) in a threaded mode, the locking bolt (105) is located in a strip-shaped hole (106), and the strip-shaped hole (106) is formed in one side portion of the frame (101) and is communicated with the sliding groove (103).

4. The multi-segment welding device of a laser welder according to claim 2, wherein: the sliding block is characterized in that a bracket (107) is fixedly connected to the outer side of the sliding block (104), an oil cylinder (108) is mounted at the lower end of the bracket (107), a moving block II (109) is connected to the end portion of an output shaft of the oil cylinder (108), an upper clamp (201) is connected to the moving block II (109), and a lower clamp (202) is connected to the inner side of the sliding block (104).

5. The multi-segment welding device of a laser welder as defined in claim 4, wherein: the roller shaft (203) comprises a driven roller (204) and a driving roller (205), the driven roller (204) and the driving roller (205) are rotatably installed in the arc-shaped frame (206) through bearings, and the driving mechanism is connected with the driving roller (205).

6. The multi-segment welding device of a laser welder as defined in claim 5, wherein: the driving mechanism includes: a driving motor (207) arranged at the bottom of the arc-shaped frame (206) and a gear set (208) connected between the output shaft of the driving motor (207) and the end part of the driving roller (205).

7. The multi-segment welding device of a laser welder according to claim 2, wherein: an opening (303) is formed in one side of the first moving block (302), a connecting block (304) is arranged on the inner side of the opening (303), a connecting groove (305) matched with the connecting block (304) is formed in the top of the other side of the frame (101), and the connecting block (304) is movably connected in the connecting groove (305).

8. The multi-segment welding device of a laser welder as defined in claim 7, wherein: an installation groove (306) is formed in the first moving block (302), the installation groove (306) is communicated with the opening (303), and a moving assembly is arranged in the installation groove (306).

9. The laser welder multi-segment welding apparatus of claim 8 wherein: the moving assembly comprises a motor (307), a gear (308) is mounted at the end part of an output shaft of the motor (307), and the gear (308) is tightly attached to the edge part of the frame (101).

10. The multi-segment welding device of a laser welder according to claim 1, wherein: the plurality of groups of clamps (2) and the plurality of groups of laser welding heads (3) are alternately arranged.