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How to solve the dents after welding with intermediate frequency spot welding machines?
When operating a medium frequency spot welding machine, you may encounter a problem where the solder joints have pits, which directly leads to substandard solder joint quality. So what is the reason for this? The causes of dents are: excessive assembly clearance, small blunt edges, large volume ...Read more -
Why are there bubbles at the welding points of the intermediate frequency spot welding machine?
Why are there bubbles at the welding points of the intermediate frequency spot welding machine? The formation of bubbles first requires the formation of a bubble core, which must meet two conditions: one is that the liquid metal has supersaturated gas, and the other is that it has the energy requ...Read more -
How many stages does the welding process of a medium frequency spot welding machine consist of?
Do you know how many stages are involved in the welding process of intermediate frequency spot welding machines? Today, the editor will give you a detailed introduction to the welding process of a medium frequency spot welding machine. After going through these several stages, it is the welding c...Read more -
How to inspect and debug intermediate frequency spot welding machines?
After the installation of the intermediate frequency spot welding machine, it is necessary to first verify the accuracy of the installation, that is, according to the requirements of the user manual, check whether the wiring is appropriate, measure whether the working voltage of the power supply ...Read more -
How to adjust the pre pressing time for intermediate frequency spot welding machines?
The time between the pre pressing time and the pressurization time in the intermediate frequency spot welding machine is equal to the time from the cylinder action to the first power on. If the start switch is released during the preloading time, the welding interruption will return and the weldi...Read more -
How many maintenance methods are there for intermediate frequency spot welding machines?
How many maintenance methods are there for intermediate frequency spot welding machines? There are four types: 1. Visual inspection; 2. Power supply inspection; 3. Power supply inspection; 4. Empirical method. Below is a detailed introduction for everyone: 1. Visual inspection The visual inspect...Read more -
What are the factors that affect the contact resistance of intermediate frequency spot welding machines?
If there are oxides or dirt on the surface of the workpiece and electrode of the intermediate frequency spot welding machine, it will directly affect the contact resistance. Contact resistance is also affected by electrode pressure, welding current, current density, welding time, electrode shape,...Read more -
How to analyze and adjust the welding parameters of intermediate frequency spot welding machines?
Before starting the operation of the intermediate frequency spot welding machine, it is necessary to adjust the parameters, starting from the selected electrode pressure, pre pressing time, welding time, and maintenance time, to determine the shape and size of the electrode end face of the interm...Read more -
How to prevent electric shock in intermediate frequency spot welding machines?
The casing of the intermediate frequency spot welding machine must be grounded. The purpose of grounding is to prevent accidental contact of the welding machine with the shell and electric injury, and it is indispensable in any situation. If the resistance of the natural grounding electrode excee...Read more -
How to solve the problem of high temperature during the operation of intermediate frequency spot welding machine?
Intermediate frequency spot welding machines may encounter some malfunctions during use, such as high equipment temperature being one of the conditions. Excessive temperature indicates poor cooling effect of the chiller, and the circulating cooling water generates heat, mainly due to the followin...Read more -
What is the reason for the rapid wear of welding electrodes in intermediate frequency spot welding machines?
What are the main reasons for the wear of welding electrodes when using intermediate frequency spot welding machines? There are three reasons for this: 1. The selection of electrode materials; 2. The effect of water cooling; 3. Electrode structure. 1. The selection of electrode material is neces...Read more -
What are the quality indicators for evaluating the welding points of intermediate frequency spot welding machines?
What are the quality indicators for evaluating the welding points of intermediate frequency spot welding machines? The spot welding process of medium frequency spot welding machine is widely used to weld thin metal structural components of cars, buses, commercial vehicles, etc. due to its advanta...Read more
