Valve body machining device and using method thereof

The invention relates to the field of aerospace hydraulic pressure, in particular to a valve body machining device and a using method thereof.The machining device comprises a body clamped on a three-jaw chuck of a machine tool, a first support matched with the body, a second support matched with the body, a plug matched with the supports, an adjusting rod matched with the body, a plug matched with the plug and a bolt. The using method comprises the following specific steps: S1, installing the body; s2, matching the stent with the body; s3, the first support is matched with the body; s4, adjusting the distance; s5, the plug is matched with the valve body; s6, matching the plug with the body; s7, alignment is carried out; s8, tightening is conducted; s9, inserting a rod; s10, processing is carried out; s11, installation is carried out; the problems of clamping deformation, poor spatial position size consistency, time consumption and alignment difficulty are effectively solved, the universality is high, clamping