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Influence of welding time of IF spot welding machine on electrode pressure?

The influence of welding time of IF spot welding machine has obvious influence on the total resistance between two electrodes. With the increase of electrode pressure, R decreases significantly, but the increase of welding current is not large, which cannot affect the reduction of heat generation... Read More

How to maintain electrode of IF spot welding machine?

In order to obtain high-quality welding spot quality, apart from electrode material, electrode shape and size selection, IF spot welding machine shall also have reasonable use and maintenance of electrode. Some practical electrode maintenance measures are shared as follows: Copper alloy shall be... Read More

Why is the current unstable during spot welding of IF spot welding machine?

We will encounter some problems when operating the IF spot welding machine. For example, the welding process is caused by unstable current. What is the cause of the problem? Let’s listen to the editor. Inflammable and explosive articles such as oil, wood and oxygen bottles shall not be sta... Read More

How to check the use of intermediate frequency spot welding machines?

The intermediate frequency spot welding machine needs to regularly inject lubricating oil into various parts and rotating parts, check the gaps in the moving parts, check whether the matching between the electrodes and electrode holders is normal, whether there is water leakage, whether the water... Read More

What requirements do the electrodes of a medium frequency spot welding machine need to meet?

The intermediate frequency spot welding machine has high conductivity, thermal conductivity, and high-temperature hardness on the materials used to manufacture electrodes. The electrode structure should have sufficient strength and stiffness, as well as sufficient cooling conditions. It is worth ... Read More

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
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