Fig 1.
Images of the seven measurement systems used for the accuracy and zero offset measurements.
Table 1.
Specifications of the seven measurement systems.
Fig 2.
Adapters mounted at the CMM in order to determine the measurement accuracy and zero offset.
Table 2.
Positions for the translational accuracy measurement using the CMM.
Fig 3.
Manual reference device to determine the accuracy of small translational as well as rotational motions.
Table 3.
Translational and rotational positions using the manual reference device.
Fig 4.
Measurement errors for the zero offset condition in x-, y- and z-direction of the investigated measurement systems.
Table 4.
Mean measurement errors and standard deviation of the zero offset condition of the seven systems.
Fig 5.
Measurement errors of the accuracy measurements of translational motions in x-direction (top diagram), y-direction (middle diagram) and z-direction (bottom diagram) for the seven measurement systems using the CMM as reference device.
Table 5.
Numerical measurement errors of the seven systems when using the CMM as reference device.
Fig 6.
Measurement errors of the accuracy measurements of the translational motions in x-direction (top diagram), y-direction (middle diagram) and z-direction (bottom diagram) for the seven measurement systems using the manual reference device.
Table 6.
Numerical translational measurement errors of the seven systems when using the manual reference device.
Fig 7.
Measurement errors of the accuracy measurements of the translational motions in x-direction (top diagram), y-direction (middle diagram) and z-direction (bottom diagram) for the seven measurement systems using the manual reference device.
Table 7.
Numerical rotational measurement errors of the seven measurement systems when using the manual reference device.