The woodworking lathe consists of a bed, a tail seat mounted on the tail of the guide rail of the bed, a tool holder mounted on the middle of the guide rail of the bed, a headstock mounted on the head of the bed, a spindle mounted on the headstock and its chuck, a motor mounted on the headstock, a variable speed transmission device mounted on the motor shaft and the spindle and the headstock, The variable speed transmission device is characterized in that it consists of a fixed half wheel of a driven variable speed triangle belt wheel fixed at the spindle end, a movable half wheel of a driven variable speed triangle belt wheel fitted on the spindle and inserted with a fixed half wheel, a push and pull arm mounted on the end of the movable half wheel with a bearing, a pressure spring installed between the push and pull arm and a headstock, fixed on the push and pull arm parallel to the spindle and available in the headstock hole A sliding rack, a gear shaft with the engaging end passing through the headstock, an eccentric wheel with a handle mounted on a small shaft in an open slot at the end of the gear shaft, a movable half wheel and a fixed half wheel mounted on the motor shaft or its connecting shaft, a compression spring mounted between the movable half wheel and the motor shaft or a retaining ring on the connecting shaft end, and an active and driven gear three The triangle belt on the Angle pulley is formed. [1] A woodworking machine with a woodworking turning tool for the processing of rotating or complex surfaces of wood. Woodworking lathes are divided into ordinary woodworking lathes, copying woodworking lathes and round rod machines.