Cutting roller cold pressing gear sleeve dismounting tool

The invention discloses a cutting roller cold pressing gear sleeve dismounting tool which comprises a jacking screw rod and a jack assembly, the two ends of the jacking screw rod are provided with a first thread part and a second thread part respectively, the first thread part penetrates through a gear sleeve, and the first thread part is in threaded connection with a tail nut located at the tail of the gear sleeve; the jack assembly comprises a jack cylinder barrel and a piston rod arranged in the jack cylinder barrel, the jack cylinder barrel and the piston rod are arranged on the jacking screw in a sleeving mode, and the second threaded part is in threaded connection with a jacking nut located above the piston rod. Compared with the prior art, the tool has the advantages that by using the jacking screw, the jack assembly and the supporting mechanism, the cutting roller cold pressing gear sleeve can be rapidly and efficiently disassembled, and compared with a traditional disassembling method, the tool can g