Hole site precision detection device

The utility model discloses a hole position precision detection device, comprising a positioning mechanism arranged on a bottom plate and comprising a positioning assembly used for fixing a product and a first execution assembly used for driving the positioning assembly to move in a horizontal direction; the detection mechanism is arranged above the positioning mechanism and comprises a detection assembly and a second execution assembly for driving the detection assembly to move in the vertical direction, the detection assembly comprises a pipe body and a go gauge column penetrating into the pipe body, and the go gauge column is located at one end in the pipe body and is elastically connected with a pressure sensor located in the pipe body. According to the utility model, the positioning mechanism and the detection mechanism are arranged, whether the sizes of the hole sites are combined or not is determined by detecting the force applied to the go gauge column inserted into the product hole sites, manual inte