Multi-space-angle multi-axis machining tool for columnar thin-walled parts

A multi-space-angle columnar thin-wall part multi-shaft machining tool comprises a base and a positioning clamp, the positioning clamp comprises a positioning seat body, a movable positioning block and a clamping bolt, the positioning seat body comprises a connecting base plate, a supporting block, a fixed positioning block and a fixed check block, the supporting block is connected to the connecting base plate, and the movable positioning block is connected to the supporting block. The fixed positioning block and the fixed check block are connected to the two opposite sides of the upper surface of the supporting block respectively, an arc-shaped positioning groove I is formed in the inner side of the fixed positioning block, a movable positioning block containing space is defined by the fixed check block and the fixed positioning block, and the movable positioning block is arranged in the movable positioning block containing space. The movable positioning block is provided with an arc-shaped positioning groov