Device capable of accurately controlling installation precision of embedded bolt of overhead line system foundation

The invention discloses a device capable of accurately controlling the installation precision of embedded bolts of a contact network foundation, and the device specifically comprises a positioning plate, the bottom of the positioning plate is fixedly connected with a plurality of groups of bolt positioning sleeves, and the bolt positioning sleeves are respectively in one-to-one correspondence with the embedded bolts of the contact network foundation; the top of the bolt positioning sleeve is welded on the positioning plate; the top of the supporting device is fixedly connected with the center position of the bottom of the positioning plate; the bottom of the detection device is fixedly connected with the center position of the top of the positioning plate; the supporting device comprises a rotating seat, and a control groove is formed in the top of the rotating seat. According to the device capable of accurately controlling the installation precision of the embedded bolts of the overhead line system foundatio