TOOL CHANGER

PROBLEM TO BE SOLVED: To provide a tool changer having a simple structure at low cost which is used for applications in which the requested connection accuracy and the applied load are not so high, and the load is applied only in the direction of a specified narrow range. SOLUTION: A positioning part 42 of a tool plate part 40 is arranged in an area in which an engagement part 43 of the tool plate part 40 is not locked by the positioning part 42 of a master plate part 20 when the master plate part 20 is located at the first relative position permitting the passage of a hook part 23 of the master plate part 20 to the engagement part 43, and the engagement part 43 is provided so as to be located in an area preventing the passage of the hook part 23 to the engagement part 43 when the master plate part 20 is located at the second relative position at which the positioning part 42 cannot be locked by the locking part 22. COPYRIGHT: (C)2009,JPO&INPIT