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How does the pressure change during projection welding with a medium frequency spot welder?
When the medium frequency spot welder performs projection welding, the welding pressure is very critical. It is required that the pneumatic part has good follow-up performance and the pneumatic can deliver pressure stably. The electrode force of projection welding should be enough to completely c...Read more -
Medium frequency spot welding machine spot welding nut technology and method
The welding nut of the medium frequency spot welder is the realization of the projection welding function of the spot welder. It can complete the welding of the nut quickly and with high quality. However, several problems need to be solved during the projection welding process of the nut. There s...Read more -
Will the hot cooling water of the energy storage spot welding machine affect the welding effect?
If the cooling water of the energy storage spot welding machine becomes hot during welding, continuing to use the hot cooling water for cooling will definitely reduce the cooling effect and affect the welding. The reason why the energy storage spot welding machine needs to be cooled is because a ...Read more -
Design considerations for welding jig and device of capacity discharge spot welder
The design of welding fixtures or other devices must pay attention to, because the general fixture is involved in the welding circuit, the material used in the fixture must be non-magnetic or low-magnetic metal to reduce the impact on the welding circuit. The fixture structure mechanics is simpl...Read more -
The structure of the nut electrode of the medium frequency spot welding machine
The nut electrode of the intermediate frequency spot welding machine has a lower electrode and an upper electrode. The lower electrode positions the work piece. It generally holds the work piece from bottom to top and has a positioning and fixing function. The work piece needs to be pre-opened at...Read more -
Is the cooling system of medium frequency spot welding machine important?
Due to the fast heating speed, generally 1000HZ, the medium frequency spot welding machine generates heat quickly. If the heat cannot be taken away in time, a large amount of welding waste heat will be generated in the electrodes and conductive parts, which will be superimposed time and time agai...Read more -
Is it important to grind the electrodes of medium frequency spot welding machines?
When the medium frequency spot welding machine is working, due to long-term welding, countless impacts of instantaneous high current and countless collisions of hundreds of kilograms of pressure, the electrode end surface changes greatly, which will cause poor welding consistency. During welding,...Read more -
Design and requirements of working platform of medium frequency spot welding machine
The medium frequency spot welding machine needs to be used with a working platform when welding larger workpieces. The quality of the working platform determines the quality of the spot welding machine’s solder joints. Generally, the design of the platform has the following aspects: 1. The...Read more -
Several detection methods for solder joints of medium frequency spot welding machines
The quality of the mid-frequency spot welding machine depends on the tearing test of the solder joints. The quality of the solder joints is not only the appearance, but also emphasizes the overall performance, such as the welding physical characteristics of the solder joints. In practical applica...Read more -
Medium frequency spot welding machine voltage control technology
The medium frequency spot welding machine voltage control technology selects certain characteristic parameters on the inter-electrode voltage curve as control objects during the solder joint formation process, and controls the nugget size of the solder joint by controlling these parameters. Durin...Read more -
What is the use of the constant current monitor of the medium frequency spot welding machine?
What is the use of medium frequency spot welding machine current monitor? The constant current monitor uses a microcomputer processor, so it can calculate the effective value of the welding current and accurately control the thyristor control angle. The accuracy of the constant current control ca...Read more -
Spot welding machine welding stress changes and curves
In the early stage of the medium frequency spot welding machine, due to the effect of welding pressure, the grains with similar crystallization directions and stress directions first cause movement. As the welding current cycle continues, the solder joint displacement occurs. Until the solder joi...Read more
