Combining with mutual lapping machining of end-tooth indexing table,method of self-generation of angular positioning precision without precision source based on the ability of self-removal of the difference of error information was explained.

Technology that affects the processing precision of hairpin mold and measurements to improve the precision;

The effect factors on processing precision are analyzed and the measures for processing precision of linear cutting machine to increase rate of final products are summarized.

With the continuous development of science and technology,the requirement for the processing precision of the product becomes more and more high.

Technics analysis of technological structure preparation and holes processing accuracy;

Method of modeling and simulation to improve processing accuracy of industrial robot

On the relation between workpiece installation and workpiece processing accuracy

Measures to promote the machining precision of numerically controlled lathe with open or half-open loop system;

Improvements on machining precision of forming curl in computer aided machining;

Main factors affecting machining precision and surface quality in manufacturing cavity and core were analyzed from the aspect of residual stress of the material,machining technology and machining tool.

The influence of nonlinear factors of mechanical transmission on the NC machining accuracy;

Analysis on Machining Accuracy and Software Compensation for CNC Fast WEDM;

Influence of the gear gap of CNC gear shaper on machining accuracy;