Spindle support

The utility model provides a spindle support which comprises a bottom plate, a spindle support and a spindle support. The mounting frame comprises a mounting block and fixing rods, the mounting block is arranged on the fixing column in a sleeving mode and detachably connected with the fixing column, and the fixing rods are connected to the mounting block in a threaded mode and evenly distributed on the two sides of the fixing column; the spindle assembly comprises a shaft block and a fixing shaft, the shaft block is arranged on the fixing rod in a sleeving mode and detachably connected with the fixing rod, and the fixing shaft is fixedly connected to the shaft block; the traction assembly comprises a connecting block and a pulley, the connecting block is arranged at the end, away from the mounting block, of the fixing rod in a sleeving mode and detachably connected with the fixing rod, the pulley is mounted on the connecting block, and the acting direction of force of doubling threads driving the spindle to r