Patent ID: 8678881

Claim:
A grinding center for grinding crankshafts which include main bearings, pin bearings and end-side surfaces, comprising: a first station for grinding the main bearings, comprising: a group of main bearing grinding wheels being arranged on a main bearing grinding spindle, said main bearing grinding spindle being arranged on a main bearing compound slide rest such that a number of main bearings that equals a corresponding number of the main bearing grinding wheels are ground time-parallel in a time T 1 ; a profiled grinding wheel that is drivable by a grinding spindle arranged at an angle to the main bearing grinding spindle and the pin bearings, said profiled grinding wheel being operable to grind the end-side surfaces of the crankshaft; and and a second station for grinding the pin bearings, comprising: two pin bearing grinding wheels operable to grind two said pin bearings on the crankshaft by pairs in a time T 2 , said two pin bearing grinding wheels with respective pin bearing grinding spindles thereof being borne on a pin bearing compound slide rest such that a first one of said pin bearing grinding spindles is arranged location-fast on the pin bearing compound slide in an adjusting direction along an x-axis and a second one of said pin bearing grinding spindles can be slightly displaced in the adjusting direction relative to the first pin bearing grinding spindle only in a sense of a dimension or roundness correction axis.