The utility model provides a location structure and mould placement machine construct belongs to the mould field of making, is constructed as to coordinate in order to realize placing of mould with the guide pillar or the guide pin bushing of mould, and location structure includes the setting element, is provided with the guide pillar or the guide pin bushing complex locating hole that are used for with the mould on the setting element, and the locating hole sets up in a terminal surface of setting element, support piece, support piece install in the setting element with the one end that the locating hole is relative, the setting element along the projection of perpendicular to support piece direction on support piece at least the part be located support piece. This location structure whenplacing, places location structure earlier carrying out die positioning as required, location structure's position with highly can adjust in a flexible way, then carry on with the guide pillar of mould or guide pin bushing and location structure's setting element that the cartridge cooperates can.