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Planning a custom resistance welding machine project? This guide provides a complete evaluation checklist covering workpiece materials, thickness, welding points, welding process, production cycle, electrode design, welding fixtures, power systems, automation, PLC control, safety protection, sample testing, equipment acceptance, maintenance, and after-sales service. Learn how to evaluate a customized spot welding machine before production, why actual workpiece sample testing is important, and how to determine whether standard or custom resistance welding equipment is suitable for your manufacturing process. PDKJ is a professional welding machine manufacturer providing medium frequency inverter spot welders, capacitor discharge spot welders, AC resistance welding equipment, and customized automated welding solutions. Read More

Learn the technology and working principle of spot welding machines, including welding current, resistance heat, electrode pressure, welding time, weld nugget formation, and cooling. This guide explains how spot welding works, the main types of spot welders, factors affecting weld quality, and how to select the right equipment for different materials, thicknesses, production volumes, and automation requirements. It also compares AC spot welding machines, medium frequency inverter spot welders, and capacitor discharge spot welders, while explaining why actual workpiece sample testing is important before equipment selection. PDKJ is a professional welding machine manufacturer offering resistance spot welding equipment, medium frequency inverter spot welders, capacitor discharge spot welders, and customized automated welding solutions. Free welding process evaluation and sample testing are available to help manufacturers select the right spot welding solution. Read More

Energy storage spot welder vs. medium frequency spot welder: learn the differences in working principles, welding characteristics, and application scenarios. This guide explains when to choose an energy storage spot welding machine for small metal components, thin materials, electronic parts, and precision welding applications, and when a medium frequency inverter spot welder is more suitable for high-volume production, multi-point welding, sheet metal fabrication, automotive components, new energy products, and automated welding lines. The article also explains how material, thickness, welding point quantity, production volume, welding cycle, weld strength, appearance requirements, and automation level affect equipment selection. PDKJ provides energy storage spot welders, medium frequency inverter spot welders, automated resistance welding systems, and customized welding solutions, with free welding process evaluation and sample testing to help manufacturers select the right equipment Read More

Laser welding machine power is not simply a case of “the higher, the better.” This guide explains how to select the right laser welding power based on material, thickness, weld structure, welding speed, production cycle, and product quality requirements. Learn the three hidden drawbacks of blindly choosing an oversized laser welding machine, including higher equipment investment without proportional productivity gains, increased process-matching challenges, and potentially inefficient equipment utilization. The article also explains why insufficient laser power can create its own problems and provides practical guidance for selecting 1,000W, 1,500W, 2,000W, 3,000W, or higher-power laser welding equipment. PDKJ provides handheld, air-cooled, water-cooled, automated, and robotic laser welding solutions, along with free welding process evaluation and sample testing to help manufacturers select laser power based on actual workpieces and production requirements. Read More

Learn everything about medium-frequency resistance welding machines, including their working principle, Joule heating theory, welding current and time control, electrode pressure, key advantages, material compatibility, industry applications, automation integration, and equipment selection considerations. This guide explains how medium-frequency inverter spot welding machines are used in automotive components, hardware and sheet metal fabrication, furniture and wire products, electronics, electrical appliances, and new energy applications. Discover how to select the right medium-frequency resistance welding machine based on material, thickness, weld point structure, production volume, welding requirements, and automation needs. PDKJ provides medium-frequency inverter spot welding machines, resistance welding equipment, automated welding solutions, customized configurations, free welding process evaluation, and free sample testing for manufacturers looking for a reliable welding solutio Read More

Learn how to troubleshoot and temporarily recalibrate a vision system when a robotic laser welding machine experiences positioning problems. This guide explains common causes of vision system failures, camera and lens inspection, workpiece positioning, calibration targets, vision-to-robot coordinate alignment, parameter verification, robot program considerations, production verification, and preventive maintenance. It also explains when temporary calibration should stop and professional technical support should be requested. PDKJ provides robotic laser welding machines, automated welding solutions, vision-guided welding systems, free welding process evaluation, and sample testing to help manufacturers achieve accurate positioning and stable automated laser welding production. Read More