Based on analyzing the disadvantages of the traditional tooth form error measuring methods, such as more sources of measuring error and larger tip's setting error, a new method for measuring the error of the involute spur tooth form in the 19JC universal tool makers microscope is put forward.
Based on analyzing the disadvantages of the traditional tooth form error measuring methods, such as more sources of measuring error and larger lip's and part's setting error, a new method for measuring the error of the involute spur tooth form in the 3D coordinate machine by scanning is put forward.
The paper evaluated uncertainty in measurement of error of indicating value of wavelength which was calibrated by the interference filter, one of the main standard instruments of visible spectrophotometer which was manufactured by Shanghai No. 3 Analytical Instruments Plant.
Error measurement and assemble error correction of a 3D-step-gauge
Considering the differences in the structural parameters and the location of the pyramids, a volumetric error measurement method of discrete points is presented.
The quasistatic thermal errors were predicted online using a neural network based model which was calibrated in advance via a quick set-up and multiple-error measurement system consisting of a spindle-mounted probe and artifacts.
The objectives of this study include:1.Volumetric error modelling.2.Experimental procedure for error measurement.3.A tool position and path compensation method.4.The verification method.
Thermal Error Measurement and Real Time Compensation System for the CNC Machine Tools Incorporating the Spindle Thermal Error an
Conclusions: The measuring error of volume, pressure, compliance and resistance determined using this monitoring system seems acceptable for monitoring purpose.
An advantageous strategy for computation of calibration curves which considers all relevant information including standard measuring error as well as standard errors of concentrations in the estimation procedure is presented here.
The measuring error was estimated by comparing the findings of two separately performed measuring procedures.
The measuring error of the temperature was evaluated and found to be 80 K, which corresponded to 8% of the measured fluorescence intensity.
The direct methane flux is the same within the measuring error in sandy and loamy soils.