CN-224209247-U - Special welding machine for MIG welding of aluminum alloy transmission shaft

CN224209247UCN 224209247 UCN224209247 UCN 224209247UCN-224209247-U

Abstract

The special welding machine for MIG welding of the aluminum alloy transmission shaft comprises a controller and a machine base, wherein a reverse U-shaped bracket is arranged on the machine base, and is characterized in that a welding machine moving slide rail is arranged in the bracket, a welding mechanism is connected to the welding machine moving slide rail in a sliding manner, a fixing clamp slide rail is arranged on the end face of the machine base, a rotary clamp is arranged at one end of the fixing clamp slide rail, a moving clamp mechanism is arranged at the other end of the fixing clamp slide rail, and an included angle of 90 degrees is formed between the moving clamp mechanism and the fixing clamp slide rail. According to the utility model, through the plurality of sets of sliding rails, the welding machine and the clamp are respectively connected to the sliding rails in a sliding manner, and the welding machine and the clamp are accurately positioned through the controller, so that the problems of low assembly and disassembly efficiency and large potential safety hazard of the conventional equipment are solved, and the high-efficiency and reliable welding requirement of the aluminum alloy transmission shaft under the light-weight background of an automobile is met.

Inventors

ZHU SHIDA
LI SIYU
ZHU CHUNDONG
WAN BINBIN
Chen Deao
LIU SHENG
MA FANFAN

Assignees

湖北恒泰汽车传动轴有限公司

Dates

Publication Date: 20260508
Application Date: 20250607

Claims (4)

1. The special welding machine for MIG welding of the aluminum alloy transmission shaft comprises a controller and a machine base (1), wherein a reverse U-shaped support (2) is arranged on the machine base (1), and is characterized in that a welding machine moving slide rail (3) is arranged in the support (2), a welding mechanism is connected onto the welding machine moving slide rail (3) in a sliding mode, a fixing clamp slide rail (4) is arranged on the end face of the machine base (1), a rotary clamp (5) is arranged at one end of the fixing clamp slide rail (4), a moving clamp mechanism is arranged at the other end of the fixing clamp slide rail (4), and the moving clamp mechanism and the fixing clamp slide rail (4) form an included angle of 90 degrees.
2. The special welding machine for MIG welding of the aluminum alloy transmission shaft is characterized in that the movable clamp mechanism comprises a movable clamp table (6) and a movable clamp (7), the movable clamp table (6) is connected to the fixed clamp sliding rail (4) in a sliding mode, the movable clamp table (6) forms an included angle of 90 degrees with the fixed clamp sliding rail (4), a movable clamp sliding rail (8) is arranged on the end face of the movable clamp table (6), and the movable clamp (7) is connected to the movable clamp sliding rail (8) in a sliding mode.
3. The special welding machine for MIG welding of the aluminum alloy transmission shaft, as claimed in claim 1, is characterized in that the welding mechanism comprises a welding manipulator (9) and a welding gun (10) positioned at the tail end of the welding manipulator (9), and the welding manipulator (9) is connected to the movable sliding rail (3) of the welding machine in a sliding manner.
4. The special welding machine for MIG welding of the aluminum alloy transmission shaft is characterized in that the rotary clamp (5) is in transmission connection with the servo motor (11) through a coupler.

Description

Special welding machine for MIG welding of aluminum alloy transmission shaft Technical Field The utility model relates to the field of welding of transmission shafts, in particular to a special welding machine for MIG welding of an aluminum alloy transmission shaft. Background In the process of the automobile industry from light weight to light weight, aluminum alloy is an ideal light weight material for an automobile transmission shaft due to low density and high specific strength, but the welding difficulty of the aluminum alloy is far higher than that of the traditional carbon steel. MIG welding can realize high-quality connection by means of a small amount of filling materials, has the advantages of lower cost, simplicity and convenience in maintenance and the like which are difficult to achieve by friction welding, has a unique permanent high-strength connection effect compared with mechanical nesting, and becomes a preferable process for connecting an aluminum alloy transmission shaft. The transmission shaft structure generally comprises special-shaped parts such as shaft tubes, flanges and splines, geometric dimensions and welding positions of different specifications of the special-shaped parts are greatly changed, the problem that the universality of a traditional universal welding equipment fixture is poor is solved, the fixture needs to be replaced frequently aiming at transmission shafts with different sizes, the type replacing time is long, and the special-shaped parts are difficult to adapt to various small-batch production modes. The workpiece loading and unloading efficiency is low, the single-piece loading and unloading time is long, and the beat requirement of an automatic production line is difficult to match. Meanwhile, the operation safety is insufficient, the temperature of the surface of the welding gun assembly after welding is up to hundreds of degrees, the loading and unloading area and the welding area of the traditional equipment are not effectively isolated, a worker can easily touch high-temperature parts by mistake when taking and placing workpieces, and the risk of scalding exists. Disclosure of Invention The utility model aims to overcome the defects and the shortcomings of the prior art and provide a special welding machine for MIG welding of an aluminum alloy transmission shaft, which has the advantages of simple structure, high working efficiency and high operation safety. The special welding machine for MIG welding of the aluminum alloy transmission shaft comprises a controller and a machine base, wherein a reverse U-shaped support is arranged on the machine base, the special welding machine is characterized in that a welding machine moving slide rail is arranged in the support, a welding mechanism is connected to the welding machine moving slide rail in a sliding mode, a fixing clamp slide rail is arranged on the end face of the machine base, a rotating clamp is arranged at one end of the fixing clamp slide rail, a moving clamp mechanism is arranged at the other end of the fixing clamp slide rail, and an included angle of 90 degrees is formed between the moving clamp mechanism and the fixing clamp slide rail. The movable clamp mechanism comprises a movable clamp table and a movable clamp, the movable clamp table is slidably connected to the fixed clamp slide rail, the movable clamp table and the fixed clamp slide rail form an included angle of 90 degrees, the end face of the movable clamp table is provided with the movable clamp slide rail, and the movable clamp is slidably connected to the movable clamp slide rail. The welding mechanism comprises a welding manipulator and a welding gun positioned at the tail end of the welding manipulator, and the welding manipulator is connected to the movable sliding rail of the welding machine in a sliding manner. The rotary clamp is in transmission connection with the servo motor through a coupler. According to the utility model, through the plurality of sets of sliding rails, the welding machine and the clamp are respectively connected to the sliding rails in a sliding manner, and the welding machine and the clamp are accurately positioned through the controller, so that the problems of low assembly and disassembly efficiency and large potential safety hazard of the conventional equipment are solved, and the high-efficiency and reliable welding requirement of the aluminum alloy transmission shaft under the light-weight background of an automobile is met. Drawings Fig. 1 is a schematic structural view (perspective view) of the present utility model. Fig. 2 is a schematic diagram of the structure of the present utility model (front view). In the figure, a machine base 1, a bracket 2, a welding machine moving slide rail 3, a fixed clamp slide rail 4, a rotary clamp 5, a moving clamp table 6, a moving clamp 7, a moving clamp slide rail 8, a welding manipulator 9, a welding gun 10 and a servo motor 11 are shown. Detailed Description Th