Perpendicularity detector for automobile oil pump rotor

The invention relates to the technical field of product detection, and concretely relates to a perpendicularity detector for an automobile oil pump rotor. The detector comprises a bottom plate, and a bearing base and an X-axis linear guide rail are respectively arranged on the bottom plate; and the bearing base is arranged on the left side of the bottom plate, a horizontal adjusting mechanism is arranged above the bearing base, the main shaft of the horizontal adjusting mechanism is connected with the built-in bearing of the bearing base in a transition fit mode, an XY-axis displacement platform is arranged above the horizontal adjusting mechanism, a measuring table base and a measuring table are sequentially arranged above the XY-axis displacement platform, the measuring table is fixedly connected with the XY-axis displacement platform through bolts penetrating through the measuring table base, and the measuring table is provided with a magnetic attraction device used for attracting and fixing the oil pump r