WIRE FEED CONTROL ASSEMBLY

摘要

A wire feed assembly and torch and welding systems are disclosed. The wire feed assembly includes a motor drivingly connected to at least one roll of a pair of rolls. A controller (140) is connected to the motor and is constructed to control the operation thereof . A knob (56) is rotatably connected to the controller and facilitates an operator's adjustment of the controller. A collar (260) is disposed between knob and the controller and is fixedly connected to the controller and engaged by the knob to resist movement of the knob and thereby adjustment of the controller.