The invention relates to a moving device of a tube gripper of a
spinning machine, which comprises a riser, a supporting plate, a cylinder seat, a cylinder, a push plate, an aluminum tube seat, a
yarn holder, the tube gripper, a rolling linear guide rail pair, a support, a long connecting rod, a short connecting rod and a hanger. The rolling linear guide rail pair is arranged on the supporting plate, the aluminum tube seat is arranged on a slide block of the rolling linear guide rail pair, the
yarn holder is fixed on the aluminum tube seat, the tube gripper is arranged on the
yarn holder, the support is rotationally connected with one end of the long connecting rod, the middle part of the long connecting rod is rotationally connected with one end of the short connecting rod, the other end of the short connecting rod is rotationally connected on the hanger, the other end of the long connecting rod is glidingly connected in the hanger, and the hanger is fixedly connected on a wall board in the
spinning machine. A connecting point of the support and the long connecting rod and a connecting point of the short connecting rod and the hanger are on the same vertical line. By using the technical scheme of the invention, the moving device has the advantages of simple operation, flexible translation, accurate tube gripping and placement and small occupied space, and fully meets the requirement of a
textile mill production site.