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How to check the quality of the joint after welding with semi-automatic copper rod butt welding machine

Wuxi Xinxing Welding Equipment Factory mainly produces: spot welding machines, butt welding machines, flash butt welding machines, medium frequency spot welding machines, energy storage spot welding machines, nut spot welding machines, polymer diffusion welding machines and other resistance welding equipment!QQ online consultationSitemapContact us
Wuxi Xinxing Welding Equipment Factory

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How to check the quality of the joint after welding with semi-automatic copper rod butt welding machineWuxi Xinxing Welding Equipment FactoryNational service hotline:400-001-050213395100070
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How to check the quality of the joint after welding with semi-automatic copper rod butt welding machine
Release time:2022.03.01
Summary of information:
Different grades of joints have different quality inspection standards. The quality standards of joints include joint strength standards, workpiece size requirements, the size and number of internal and external defects in the joint, the number of allowed repairs, and other special performance requirements. Let’s take a look with the editor of Xinxing Welding
Different grades of joints have different quality inspection standards. The quality standards of joints include joint strength standards, workpiece size requirements, the size and number of internal and external defects in the joint, the number of allowed repairs, and other special performance requirements.Semi-automaticButt welding machineWhat are the specific requirements? Let’s take a look with the editor of Xinxing Welding
    CNC butt welding machine diagram

After the semi-automatic copper rod butt welding machine is welded, the following methods are generally used to randomly check the quality of the joints.

1. Appearance inspection, location, size and surface quality of welds.
2. Ultrasonic inspection to see if there are large inclusions, pores, shrinkage cavities, oxide scale, etc.
3. Metallographic inspection to see whether there is complete fusion and thick band structure, etc.
4. Bending test to see the bending resistance of the joint
5. Strength test to see the strength and plasticity, torsion resistance and fatigue capacity of the joint.
6. Impact test to see whether the joint’s ability to withstand impact loads meets the standard.


Xinxing Welding Equipment Factory is a 29-year resistance welding machine manufacturer integrating R&D, production and sales. Its products include:
1. Butt welding machine, micro butt welding machine, medium power butt welding machine,High power butt welding machine, everything from manual to automatic.
2. There is a spot welding machine, semi-automatic foot-operated spot welding machine, pneumatic spot welding machine, capacitor energy storage spot welding machine, medium frequency inverter spot welding machine, row welding machine, fully automatic welding production line, etc. that is suitable for you.
3. The projection welding machine can be quickly modified from the spot welding machine according to the workpiece material style.
4. Seam welding machine, power frequency AC seam welding machine, medium frequency DC seam welding machine, customized for you according to the workpiece.
5. Resistance brazing machine, customized according to the size of copper plate and copper bar.

If you are also interested in our welding equipment, please contact us: 400-001-0502.
            

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Contact Xinxing

  • After-sales phone number:400-001-0502
  • Pre-sales phone number:199-5222-1801
  • Email:cnhjsb@163.com
  • Address:Next to Huaming Bridge, 161 kilometers away from National Highway 312, Luoshe Town, Huishan District, Wuxi City, Jiangsu Province

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Structure of UN6 water-cooled pneumatic butt welding machine
Summary of information:
The UN6 water-cooled pneumatic butt welding machine is Xinxing Welding’s 6th generation butt welding machine after 29 years of continuous innovation, research and development, and practical verification. It welds various medium-sized metal bars, wires, pipes, plates, tool steel, spring steel, multi-stranded copper wires, aluminum wires, steel wire ropes, etc. quickly, accurately, well, economically and efficiently.
     The UN6 water-cooled pneumatic butt welding machine is Xinxing Welding’s 6th generation butt welding machine after 29 years of continuous innovation, research and development, and practical verification. It welds various medium-sized metal rods, wires, pipes, plates, tool steels, spring steels, multi-stranded copper wires, aluminum wires, steel wire ropes, etc. It is fast, accurate, good, economical and energy-saving. Among them, the copper and aluminum tubes have a high yield, and the pull-off test reaches 5mm, which is better than the standard. It has more adjustability and is safer.


Medium cross-section copper rod butt welding machine diagram



It has many uses, but its structure is relatively complex. It mainly consists of the following components:


1. Butt welding machine welding transformer
The welding transformer is a water-cooled shell-type single-phase transformer with a water cooling tube outside the secondary coil. The output power of the transformer is adjusted by changing the series and parallel connection of the coils, and then changing the conduction angle of the thyristor. The adjustable range is expanded through two-level adjustment to adapt to different welding requirements.

2. Clamping upsetting device,
The clamping device is divided into two parts, the left and right parts, which are used to clamp the weldment. The right pressing device is mounted on the movable guide rail. When the upsetting cylinder is pushed out, the end face of the weldment can withstand the required upsetting force. The right clamping device section is insulated from the frame.

3. Air circuit system:
The air system can complete clamping and upsetting actions. The left and right clamping cylinders and upsetting cylinders can adjust the pressure respectively.

4. Waterway system
The cooling of water-cooled solder resist transformer, water-cooled thyristor and water-cooled electrode part constitutes the water system.

5. Circuit control system
The power switch on the control panel controls all control power for manual and automatic welding, and the power switch on the controller controls automatic and top.

Wuxi Xinxing Welding Equipment Factory was established in 1993 and has focused on resistance welding machines for nearly 30 years. Its products include: butt welding machines, pneumatic butt welding machines, flash butt welding machines, hydraulic butt welding machines, copper and aluminum pipe butt welding machines, automatic butt welding machines, spot welding machines, pneumatic spot welding machines, medium frequency spot welding machines, energy storage spot welding machines, precision spot welding machines, automatic spot welding machines, There are more than 300 types of projection welding machines, variable frequency projection welding machines, medium frequency projection welding machines, row welding machines, fully automatic welding production lines, seam welding machines, medium frequency seam welding machines, resistance brazing machines and supporting printing machines, spark testing machines, high voltage testing machines, wire payoff machines, etc., with more than 5,000 long-term cooperative customers, and the quality is comparable to major imported brands. Welcome to learn more and buy!
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