Patent ID: 8534446

Claim:
A conveying device for the transport of components or component groups from and to one or more workstations, the conveying device comprising a conveying track and a component carrier truck moved on the conveying track, and there being provided in the region of the workstations, on the conveying track, positioning devices which cooperate with positioning means on the component carrier truck in such a way that a desired position of the component carrier truck in the workstation is assumed in all three space directions (X, Y, Z) directly as a result of the travel-in movement of the component carrier truck into the workstation, wherein, during the entire travel-in movement of the component carrier truck into the workstation, each positioning means on the component carrier truck comes into contact with only its positioning device, determining the desired position, on the conveying track, wherein the positioning in the Z-direction is achieved by the travel of supports, preferably composed of hard metal and comprising, in particular adjusting inserts, on to positioning rollers, preferably the positioning device on the conveying track comprising, opposite the positioning roller, a tension roller or tension lever for fixing the Z-supports along the Z-direction, and wherein the positioning rollers present are arranged so as to be offset to one another transversely to the direction of forward movement along a longitudinal side of the component carrier truck in such a way that the running tracks of said positioning rollers along the direction of forward movement do not overlap one another.