CE Certified Industrial Stationary Resistance Projection Welder Stainless Steel Lever Lock Ring
This CE certified stationary projection welding machine is an intermediate frequency inverter DC dual-head system, custom-designed for welding lever lock rings onto steel drums. The workpiece surfaces are galvanized or chrome-plated. The machine integrates a host frame, pneumatic transmission mechanism, welding positioning fixture, secondary circuit, welding transformer, welding controller, and water/gas circuit systems. Its unique tree-style structural design supports stable, precise welding for coated metal components
| Items Models | DN(B)-100 | DN(B)-160 | DN(B)-200 | DN(B)-250 |
|---|---|---|---|---|
| Rated power (KVA) | 100 | 160 | 200 | 250 |
| Power input(V) | 3φAC 380V | 3φAC 380V | 3φAC 380V | 3φAC 380V |
| Max. short circuit current (KA) | 30 | 35 | 40 | 45 |
| Duty cycle(%) | 50 | 50 | 50 | 50 |
| Max. force(N) | 6000 | 6000 | 10000 | 15000 |
| Electrode length( MM) | 450 | 450 | 450 | 500 |
| Working stroke( MM) | 80 | 80 | 80 | 80 |
| Cooling consumption(L/min) | 20 | 20 | 20 | 20 |
| Max. welding capacity(MM) | 3.0+3.0 | 4.0+4.0 | 5.0+5.0 | 6.0+6.0 |
1. Product Overview
This CE certified stationary projection welding machine is an intermediate frequency inverter DC dual-head system, custom-designed for welding lever lock rings onto steel drums. The workpiece surfaces are galvanized or chrome-plated. The machine integrates a host frame, pneumatic transmission mechanism, welding positioning fixture, secondary circuit, welding transformer, welding controller, and water/gas circuit systems. Its unique tree-style structural design supports stable, precise welding for coated metal components.
2. Key Advantages
A. Precision Positioning & Stable Structure
Tree-Style Rigid Frame: The body is designed for impact resistance and high rigidity, with multiple internal reinforcing ribs to minimize deformation during welding, supporting consistent weld quality and operational safety.
Linear Guide Upper Electrode: The upper electrode moves vertically along a linear guide rail, providing repeatable positioning accuracy for precise weld point placement.
B. Fast & Responsive Welding Cycle
Capacitive Charge-Discharge Technology: Employs capacitive charging and discharging for rapid welding speed and short weld time, contributing to high production efficiency.
High-Speed Electrode Pressurization: The combination cylinder uses an aluminum alloy barrel, low-damping seals, and light friction rings, paired with a pilot-operated high-flow solenoid valve for fast response and sensitive follow-up performance.
C. Accurate Pressure Control
Electrical Proportional Valve: An integrated electrical proportional valve allows for precise adjustment of welding pressure, accommodating different material thicknesses and coating conditions.
D. Safe & Practical Operation
Insulated Secondary Circuit: The pressurized cylinder seat and upper arm insulation method enables direct mounting on the lower base without short-circuit risk, simplifying setup and use.
Foot Switch Control: Operation via foot switch aligns with common operator habits, aiming to reduce labor intensity while maintaining production efficiency.
System Monitoring Alarms: Equipped with air and water pressure switches and alarms to help prevent welding under insufficient pressure conditions, protecting equipment integrity.
E. Energy-Efficient Power Delivery
Water-Cooled Transformer & Rectifier: The main welding circuit uses a fully water-cooled resistance welding transformer and rectifier, designed for strong, stable output with effective thermal management.









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