Automatic Silver Contact Welding Machine for Circuit Breakers - China Suppliers & Factory Solutions
Silver contacts are critical components in circuit breakers, ensuring low electrical resistance, high conductivity, and long service life. The welding quality between the silver contact tip and the base material (copper or alloy contact) directly affects the electrical performance, temperature rise, and reliability of the final product.
This machine adopts advanced resistance spot welding technology, combined with precision positioning and intelligent control systems, to achieve consistent and reliable welding results. It supports automatic feeding, alignment, welding, and unloading, enabling continuous production.
Its compact structure allows easy integration into existing production lines, while its high-speed welding capability ensures improved production efficiency.
This machine is widely used in low-voltage electrical manufacturing industries, especially for companies seeking stable quality and high-volume production.
- Automatic feeding of contact components
- Automatic feeding of silver contact tips
- Precision positioning and alignment system
- High-speed resistance spot welding
- Welding parameter control and monitoring
- Automatic finished product discharge
- Production counting and data monitoring
- Fault detection and alarm system
The equipment is widely used in the manufacturing of:
- Miniature Circuit Breakers (MCB)
- RCCB (Residual Current Circuit Breaker)
- RCBO (Residual Current Breaker with Overcurrent)
- Electrical contact components
- Low-voltage electrical devices
| Parameter | Specification |
|---|---|
| Welding Method | Medium Frequency Inverter Resistance Welding |
| Drive System | Servo Cylinder + Linear Guide Rail |
| Cycle Time | 30–40 pcs/min (depending on model) |
| Control System | PLC + 7" Touchscreen HMI |
| Power Supply | AC 380V / 50Hz |
| Welding Accuracy | ±0.02 mm |
| FPY (First Pass Yield) | 99% |
| OEE | 85% |
| Certificate | CE |
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