Flange yoke fixing device

The utility model discloses a flange yoke fixing device, which comprises a fixed plate, a locating plate and a balancing plate, wherein a lathe spindle is fixed on one end of the fixed plate; the locating plate is vertically connected with the fixed plate; the balancing plate is parallel to the locating plate and is vertical to the other end of the fixed plate; the locating plate is provided with a locating block and at least one group of clamping components; the balancing plate is provided with a balancing block opposite to the locating block; and the fixed plate is also provided with a correction right angle ruler. The flange yoke fixing device disclosed by the utility model has simple structure and is convenient to clamp; and by adopting the flange yoke fixing device, the processing efficiency of the flange yoke is improved, and the processing precision is guaranteed.