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Intelligent laser welding system and operation method thereof

A laser welding and intelligent technology, applied in the direction of laser welding equipment, welding equipment, manufacturing tools, etc., can solve the problems of difficult mechanization development, slow welding speed, unsightly appearance, etc., and achieve real-time monitoring of welding, high welding quality and high safety Effect

Inactive Publication Date: 2016-04-20
SHANDONG YABAITE SCI & TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Moreover, common welding methods all have shortcomings such as slow welding speed, unsightly appearance, difficulty in mechanized development and low power.

Method used

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  • Intelligent laser welding system and operation method thereof
  • Intelligent laser welding system and operation method thereof
  • Intelligent laser welding system and operation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] For welding of aluminum magnesium manganese roof panels such as image 3 shown.

[0045] The first step is to polish the welding surface of the aluminum-magnesium-zinc roof panel according to the welding area 9 required by the design drawings, and then clean the side with acetone to remove surface oil;

[0046] In the second step, use the CCD positioning device 8 to locate the end of the lapped stainless steel tube to be packaged, adopt a pulsed fiber laser 1 with a wavelength of 1080nm, and turn on the argon shielding gas for welding; when welding, the laser frequency is 10K, The spot diameter ratio of the output power is 1000w / mm, the scanning line speed is 8mm / s for welding, the shielding gas is argon, the flow rate is 10L / min, and the shielding gas nozzle is 4mm away from the upper processing surface;

[0047] The third step is to use a high-speed camera to collect welding images and ultrasonic flaw detection, locate the welding position in time and give real-time ...

Embodiment 2

[0050] Butt welding for gutters such as Figure 4-5 shown.

[0051] The first step is to polish the butt joint area of ​​the stainless steel gutter to be welded in area 9, and clean it with acetone.

[0052] The second step is to butt two stainless steel plates according to the drawing design requirements.

[0053] The third step is to use the CCD positioning device 8 to locate the place to be welded on the stainless steel plate after the butt joint, and adopt continuous CO with a wavelength of 10600nm 2 Laser 1, and turn on the mixed protective gas of argon and helium for welding; when welding, the spot diameter ratio of the output power is 8000w / mm, the scanning line speed is 300mm / s, the flow rate of the protective gas is 15L / min, and the protective gas nozzle 20mm from the upper surface of the machine;

[0054] The fourth step is to use a high-speed camera to collect welding images and ultrasonic flaw detection, locate the welding position in time and give real-time fee...

Embodiment 3

[0057] The welding method of roof purlins is as follows: Figure 6 shown.

[0058] In the first step, according to the requirements of the drawings, the welding contact surface of the welding area 9 is polished, and then the side is cleaned with acetone to remove surface oil;

[0059] In the second step, use the CCD positioning device 8 to position the end of the clamped stainless steel tube to be packaged, use a solid-state continuous laser 1 with a wavelength of 600nm, and turn on the shielding gas for welding; the spot diameter ratio of the output power is 1666w / mm , the scanning line speed is 25mm / s welding, when welding, the shielding gas is argon, the flow rate is 5L / min, and the shielding gas nozzle is 12mm away from the upper processing surface;

[0060] The third step is to use a high-speed camera to collect welding images and ultrasonic flaw detection, locate the welding position in time and give real-time feedback on the quality of the weld, and repair it in time i...

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Abstract

The invention discloses an intelligent laser welding system and an operation method thereof. The intelligent laser welding system comprises a laser device, an auxiliary mechanical device, an intelligent detection device and an intelligent control device, wherein the laser device and the intelligent detection device are mounted on the auxiliary mechanical device, and the laser device, the auxiliary mechanical device and the intelligent detection device are electrically connected with the intelligent control device. The method for laser welding of a metal structure by the intelligent laser welding system includes the steps of 1) polishing a to-be-welded area of the metal structure; 2) adopting laser as a welding heat source and welding the metal structure by the laser device; 3) monitoring welding quality in real time by the intelligent detection device while welding. The intelligent laser welding system and the method thereof have the advantages that high-efficiency high-quality metal structure welding can be achieved to improve welding quality of metal structures of constructions and the like, so that intelligent, big-data and real-time monitoring welding can be achieved.

Description

technical field [0001] The invention belongs to the technical field of metal material welding, and in particular relates to an intelligent laser welding system and a method for laser welding metal structures using the system, especially but not limited to the welding of metal materials in building envelope structures. Background technique [0002] Among various metal structures such as building enclosure systems, metal roofing is a new type of composite roofing that uses commonly used metals as materials, uses different structures as structural systems, and combines materials such as thermal insulation, waterproofing, and sound absorption. Metal wall panels belong to the structural panels of houses. The metal enclosure system industry integrates multiple disciplines and a number of advanced technologies and processes, and its comprehensive performance is very strong. How to follow up new materials, new technologies and new processes in a timely and efficient manner is also a...

Claims

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Application Information

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IPC IPC(8): B23K26/24B23K26/12B23K26/60
CPCB23K26/24B23K26/123
Inventor 王欣陈建辉范建桥
Owner SHANDONG YABAITE SCI & TECH CO LTD
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