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Medium Frequency Spot Welding Machine Dynamic Resistance Monitoring Technology

The variation pattern of resistance in the welding zone during the process of medium frequency spot welding is a fundamental theoretical issue in resistance welding. After years of research, the variation patterns of various constituent resistances in resistance welding in cold and hot states hav... Read More

Relationship Between Energy Value and Welding Quality of Medium Frequency Spot Welding Machine

Energy monitoring technology has been used to monitor the welding quality of aluminum alloy, stainless steel, carbon steel, and structural steel in medium frequency spot welding machines, and validated against tear or low-magnification inspections, proving the effectiveness of energy method. Mon... Read More

Dynamic Resistance Instrument for Medium Frequency Spot Welding Machine

Currently, there are not many maturely developed dynamic resistance monitoring instruments for medium frequency spot welding machines, with most being experimental and developmental in nature. The sensors in the control system typically utilize Hall effect chips or soft belt coil sensors to colle... Read More

Welding Process of Medium Frequency Spot Welding Machine

Medium frequency spot welding involves pressing assembled workpieces between two cylindrical electrodes, using resistance heating to melt the base metal and form weld points. The welding process consists of: Pre-pressing to ensure good contact between workpieces. Applying electric current to crea... Read More

Analyzing the Causes of Incomplete Welding and Burrs in Medium Frequency Spot Welding Machines

After prolonged use of medium frequency spot welding machines, both mechanical and electrical states may decline, leading to various minor issues during the welding process, such as incomplete welding and burrs at the weld points. Here, we’ll analyze these two phenomena and their causes: I... Read More

How to Solve Electrical Module Abnormalities in Mid-Frequency Spot Welding Machines?

During the use of mid-frequency spot welding machines, electrical modules may encounter issues such as module alarms reaching the limit and welding current exceeding the limit. These problems can hinder machine usage and disrupt production. Below, we’ll detail how to address these issues: ... Read More

Why is Mid-Frequency Spot Welding Machine Highly Adaptable?

Mid-frequency spot welding machines exhibit strong adaptability to welding conditions, allowing them to weld different parts effectively. Their flexibility is highlighted in their ability to adapt to different environments and tasks, while also enabling simultaneous production, reducing productio... Read More

Basic Components of Mid-Frequency Spot Welding Control Device

Mid-frequency spot welding machines do not typically use welding materials or protective gases. Therefore, under normal circumstances, apart from the necessary power consumption, there is almost no additional consumption, resulting in lower operating costs. The control device includes a program ... Read More

Factors Affecting the Distance Between Spot Welds in Mid-Frequency Spot Welding

The spacing between spot welds in mid-frequency spot welding must be designed reasonably; otherwise, it will affect the overall welding effect. Generally, the spacing is around 30-40 millimeters. The specific distance between spot welds should be determined based on the specifications of the work... Read More

Adjusting the Specification of Mid-Frequency Spot Welding

When using a mid-frequency spot welding machine to weld different workpieces, adjustments should be made to the peak welding current, energization time, and welding pressure. Additionally, it’s important to select electrode materials and electrode dimensions based on the workpiece structure... Read More

What to Consider When Installing a Mid-Frequency Spot Welding Machine’s Water and Air Supply?

What are the precautions for electrical, water, and air installation of a mid-frequency spot welding machine? Here are the key points: Electrical Installation: The machine must be reliably grounded, and the grounding wire’s minimum cross-sectional area must be equal to or greater than that... Read More

How to Ensure the Welding Quality of Mid-Frequency Spot Welding Machine?

Ensuring the quality of mid-frequency spot welding primarily involves setting appropriate parameters. So, what options are available for setting parameters on a mid-frequency spot welding machine? Here’s a detailed explanation: Firstly, there are pre-pressure time, pressure time, preheatin... Read More
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