Inner side clamping tool for clutch hub

The utility model relates to the technical field of clutch hub clamping, and discloses a clutch hub inner side clamping tool which comprises a base, a carrier plate is placed on the top of the base, a cover body is fixedly installed in the middle of the upper surface of the carrier plate, and an electromagnet is placed on the top of the cover body. A processor and a storage battery are fixedly installed on the two sides of the bottom of the carrying plate correspondingly. Through the arrangement of the ejector block, the stress block and the tension spring, after the clutch hub is arranged on the outer wall in a sleeving mode, the electromagnet can be started, the electromagnet generates a magnetic field and moves downwards to be attracted to the iron plate, the top of the ejector block moves downwards, the stress block is made to move outwards through cooperation of the inclined face, the stress block drives the square rod and the clamping plate to move outwards, and clamping and limiting of the inner side o