With the rapid development of aerospace, energy, and power technologies, the demand for
high-performance parts with complex curved surface is increasingly large, and the multi-axis …

Linear motion commands of computer numerical control (CNC) machine tools need to be
smoothed at the transition corners in order to guarantee continuous and steady machining …

Continuous linear commands are widely executed in computer numerical control (CNC)
machining. The tangential discontinuity at the junction of consecutive segments restricts the …

As the basis of contouring motion control, the estimation of contouring error is one of the
most important research topic in the field of multiaxis coordination control. In extreme …

This article presents an adaptive feed-forward method to compensate for the dynamic friction
in the machine tool systems so that the tracking errors of the machine axes can be reduced …

The dimension accuracy of the part is directly affected by the contour error. The improvement
of contour accuracy has been one of the research hotspots in five-axis Computer Numerical …

Friction modelling and compensation is an important artifice to improve the tracking
accuracy of CNC machine tools used for welding, 3D printing and milling, etc. This paper …

This paper presents an analytical continuous smoothing method for the five-axis toolpath by
simultaneously scheduling the tool position and tool orientation trajectories. In order to …

High-precision real-time estimation of contouring errors is a prerequisite for contouring
errors control of multi-axis CNC machine tools. This paper focuses on developing a nearest …

Linear motion commands of multi-axis computer numerical control (CNC) machine tools
need to be smoothed at the transition corners, because the velocity discontinuities at corners …