| 摘要 |
PURPOSE: A control unit for an arc welding machine is provided to use two arc welding machines by using one gas welding machine. CONSTITUTION: A control unit(100) for an arc welding machine is composed of a power line, a gas line, a control line, a connector(10), a voltage regulator(20), and a gas cutting unit(30). The connector is connected to the control line. The voltage regulator is connected to the connector and regulates working voltage. The gas line of a single cable is blocked. The power line is connected to an arc welding machine. |
