CN219169897U

CN219169897U - Laser welding mechanism

Info

Publication number: CN219169897U
Application number: CN202320025334.9U
Authority: CN
Inventors: 陈相国; 范润泽; 彭文龙; 张志国
Original assignee: Taian Taishan Huixin Laser Technology Co ltd
Current assignee: Taian Taishan Huixin Laser Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-13
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the field of welding machines, in particular to a laser welding mechanism, which comprises a stepping motor, wherein an output shaft of the stepping motor is fixedly connected with a first straight gear, the first straight gear is meshed with a second straight gear, the second straight gear is rotationally connected with a fixed shaft, a connecting component is fixed above the second straight gear, and a first connecting arm is connected with a fixed shaft key; the other end of the connecting component is rotationally connected with the rotating shaft, the bottom of the rotating shaft is connected with a connecting block by a key, a thin cylinder is fixed on the connecting block, and the bottom of the thin cylinder is connected with the laser welding head; the second connecting arm is connected to the top key of pivot, and first connecting arm rotates with first joint bearing and links to each other, and the second connecting arm rotates with second joint bearing and links to each other, and first joint bearing and second joint bearing link to each other with the both ends screw thread of connective bar.

Description

Laser welding mechanism

Technical Field

The utility model relates to the field of welding machines, in particular to a laser welding mechanism.

Background

The laser welding machine is a machine for processing laser materials, the laser welding is to utilize high-energy laser pulse to locally heat the materials in micro areas, and the energy of laser radiation is guided to the internal diffusion of the materials through heat transfer to melt the materials to form a specific molten pool so as to achieve the purpose of welding.

The laser welding machine in the prior society can only weld the workpieces in the direction opposite to the welding joint, when the welding is needed to be carried out on different positions of the workpieces, the workpieces can only be welded at one position first and then transferred, and the working efficiency is low and the time is wasted.

Disclosure of Invention

The utility model solves the technical problem of providing a laser welding mechanism capable of rotating and lifting a laser welding head so as to solve the problems in the prior art.

The technical scheme adopted for solving the technical problems is as follows:

the laser welding mechanism comprises a stepping motor, wherein an output shaft of the stepping motor is fixedly connected with a first straight gear, the first straight gear is meshed with a second straight gear, the second straight gear is rotationally connected with a fixed shaft, a connecting assembly is fixedly arranged above the second straight gear, and a first connecting arm is connected with a fixed shaft key;

the other end of the connecting component is rotationally connected with the rotating shaft, the bottom of the rotating shaft is connected with a connecting block in a key way, a thin type air cylinder is fixed on the connecting block, and the bottom of the thin type air cylinder is connected with the laser welding head;

the upper key of pivot is connected the second linking arm, first linking arm rotates with first joint bearing and links to each other, the second linking arm rotates with second joint bearing and links to each other, the both ends screw thread of first joint bearing and second joint bearing and connective bar links to each other.

Further, the connecting assembly comprises a first sleeve, a second sleeve and a connecting vertical plate fixed between the first sleeve and the second sleeve, and the connecting vertical plate is fixed on the connecting transverse plate.

Further, the first sleeve is rotationally connected with the fixed shaft through the bearing assembly, the second sleeve is rotationally connected with the rotating shaft through the bearing assembly, the bearing assembly comprises two bearings which are arranged up and down, and a metal collar is sleeved on the periphery of the fixed shaft between the two bearings.

Further, the steps Ma Dagu are fixed to the mounting plate at four corners thereof, which are fixed to the base plate by hexagonal struts.

The beneficial technical effects of the utility model are as follows:

according to the utility model, the rotation of the output shaft of the stepping motor drives the rotation of the first straight gear, the rotation of the first straight gear drives the rotation of the second straight gear, and then the 90-degree transfer rotation of the connecting assembly is driven, in the utility model, the connecting rod ratio is set to be 1:1, in the rotation process, the 90-degree rotation of the laser welding head is realized under the action of the connecting rod, and after the rotation is completed, the laser welding head is lowered under the drive of the air cylinder.

Drawings

FIG. 1 is a schematic view of a laser welding mechanism according to the present utility model;

FIG. 2 is a schematic view of a connection assembly according to the present utility model;

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

fig. 4 is a schematic structural view of the first connecting arm or the second connecting arm.

In the figure: 1. the device comprises a stepping motor, 2, a first straight gear, 3, a second straight gear, 4, a fixed shaft, 5, a first connecting arm, 6, a rotating shaft, 7, a connecting block, 8, a thin cylinder, 9, a laser welding head, 10, a second connecting arm, 11, a first joint bearing, 12, a second joint bearing, 13, a connecting rod, 14, a first sleeve, 15, a second sleeve, 16, a connecting vertical plate, 17, a connecting transverse plate, 18, a mounting plate, 19 and a bottom plate.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a laser welding mechanism, includes step motor 1, step motor 1's output shaft and the fixed continuous of first straight gear 2, first straight gear 2 and the meshing of second straight gear 3, second straight gear 3 and fixed axle 4 rotate and link to each other, the top of second straight gear 3 is fixed with coupling assembling, coupling assembling's top, fixed axle 4 key-type connection has first linking arm 5.

The other end of the connecting component is rotationally connected with the rotating shaft 6, a connecting block 7 is connected with the bottom of the rotating shaft 6 in a key way, a thin type air cylinder 8 is fixed on the connecting block 7, and the bottom of the thin type air cylinder 8 is connected with a laser welding head 9.

The upper key of the rotating shaft 6 is connected with a second connecting arm 10, the first connecting arm 5 is rotationally connected with a first joint bearing 11, the second connecting arm 10 is rotationally connected with a second joint bearing 12, and the two ends of the first joint bearing 11, the second joint bearing 12 and the connecting rod 13 are in threaded connection.

In this embodiment, the connecting assembly comprises a first sleeve 14, a second sleeve 15 and a connecting riser 16 fixed between the first sleeve 14 and the second sleeve 15, the connecting riser 16 being fixed to a connecting cross plate 17.

In this embodiment, the first sleeve 14 is rotationally connected to the fixed shaft 4 through a bearing assembly, the second sleeve 15 is rotationally connected to the rotating shaft 6 through a bearing assembly, the bearing assembly includes two bearings arranged up and down, and a metal collar is sleeved on the periphery of the fixed shaft 4 between the two bearings.

In this embodiment, the stepper motor 1 is fixed on the mounting plate 18, four corners of the mounting plate 18 are fixed on the bottom plate 19 through hexagonal struts, and the bottom of the fixed shaft 4 is fixed on the mounting plate 18.

The working process of the utility model is as follows: according to the utility model, the rotation of the output shaft of the stepping motor 1 drives the rotation of the first straight gear 2, the rotation of the first straight gear 2 drives the rotation of the second straight gear 3, and then the 90-degree transfer rotation of the connecting assembly is driven, in the utility model, the connecting rod ratio is set to be 1:1, in the rotation process, under the action of the connecting rod 13, the 90-degree rotation of the laser welding head 9 is realized, and after the rotation is completed, the laser welding head 9 is lowered under the drive of the air cylinder.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. A laser welding mechanism, characterized in that: the device comprises a stepping motor (1), wherein an output shaft of the stepping motor (1) is fixedly connected with a first straight gear (2), the first straight gear (2) is meshed with a second straight gear (3), the second straight gear (3) is rotationally connected with a fixed shaft (4), a connecting component is fixed above the second straight gear (3), and a first connecting arm (5) is connected with the fixed shaft (4) in a key manner;

the other end of the connecting component is rotationally connected with the rotating shaft (6), a connecting block (7) is connected with the bottom of the rotating shaft (6) in a key way, a thin type air cylinder (8) is fixed on the connecting block (7), and the bottom of the thin type air cylinder (8) is connected with a laser welding head (9);

the upper key of pivot (6) is connected second linking arm (10), first linking arm (5) rotate with first joint bearing (11) and link, second linking arm (10) rotate with second joint bearing (12) and link, the both ends screw thread of first joint bearing (11) and second joint bearing (12) and connective bar (13) links to each other.

2. The laser welding mechanism of claim 1, wherein: the connecting assembly comprises a first sleeve (14), a second sleeve (15) and a connecting vertical plate (16) fixed between the first sleeve (14) and the second sleeve (15), wherein the connecting vertical plate (16) is fixed on a connecting transverse plate (17).

3. The laser welding mechanism of claim 2, wherein: the first sleeve (14) is rotationally connected with the fixed shaft (4) through a bearing assembly, the second sleeve (15) is rotationally connected with the rotating shaft (6) through the bearing assembly, the bearing assembly comprises two bearings which are arranged up and down, and a metal collar is sleeved on the periphery of the fixed shaft (4) between the two bearings.

4. The laser welding mechanism of claim 1, wherein: the stepping motor (1) is fixed on a mounting plate (18), and four end corners of the mounting plate (18) are fixed on a bottom plate (19) through hexagonal struts.