Portable motor rotor detector

The invention discloses a portable motor rotor detector. The detector is characterized by comprising an operating console, a detection ring, a cylinder, a pressing block and springs, a fixed plate is arranged on the operating console, a cylinder is fixedly mounted on the fixed plate and is provided with a connecting rod, the connecting rod is connected to the pressing block, a block is arranged in the fixed plate, the springs are arranged in the block, the detection ring is fixedly mounted on the block via a buffer plate, and the detection ring is provided with a limiting rod. The portable motor rotor detector has the advantages that rollers and brake discs are mounted under the operating console so that the detector is convenient to move and transfer, the brake discs can provided a static work table top for the detector, the detection effect is not influenced, the structure is simple, the cylinder cooperates with the pressing block to press a rotor into the detection ring and provide convenience for rotor de