Fixed tool of quick replacement locating plate

The utility model provides a fixed tool of quick replacement locating plate, including PMKD, locating plate, rotatory cylinder, pull rod and the two -way pressure claw of compressing tightly, the lower tip of pull rod passes PMKD to be connected with the rotatory piston rod that compresses tightly the cylinder, and two -way pressure claw transversely is fixed in the upper end of pull rod, being provided with two at least location structure between locating plate and the PMKD, being provided with on the locating plate and supplying the through -hole that compresses tightly that two -way pressure claw passed, the upper end both sides that compress tightly the through -hole are equipped with and compress tightly the step, place in location structure's top when the locating plate level, rotatory compressing tightly that the cylinder orders about two -way pressure claw rotatory 90 and to pushing down on compressing tightly the step, being fixed in location structure's top with the locating plate, this has realized