Take interior quick detection device of excircle concentricity of steel pipe of V -arrangement locating surface

The utility model relates to a geometric tolerances detects technical field, concretely relates to take interior quick detection device of excircle concentricity of steel pipe of V -arrangement locating surface, including positioning seat, mount, oscillating measuring staff, percentage table, mount and positioning seat fixed connection, be equipped with the V -arrangement locating surface that isused for the locating steel pipe excircle on the positioning seat, be equipped with on the mount and be used for the installation but the solid of revolution of percentage table and be used for the installation the support of oscillating measuring staff, the both ends of oscillating measuring staff are contact measurement end and feedback measuring junction respectively, the centre of oscillatingmeasuring staff through the pivot connected mode install in on the support, the contact measurement end contacts with the steel pipe hole when measuring, measuring head with the percentage table whenfeedback measuring junction