Purpose The purpose of this paper is to propose a novel measurement technique and a modelless calibration method for …-cost calibration alternative, for small and medium-sized enterprises, as well as educational and research teams, with no expensive …-delta PKM, it is shown that using the proposed measurement technique and modelless calibration method, positioning accuracy is …

Purpose This paper aims to propose a measurement principle and a calibration method of measurement system integrated … to generate calibration observation data is proposed to validate both calibration accuracy and parameter identification … accuracy of calibration method. Findings Comparative simulations and experiments of conventional kinematic calibration method …

Purpose This paper aims to present a pipeline to progressively deal with the online external parameter calibration and … is suitable for system initialization in a variety of environments. Design/methodology/approach Before calibration and … of external parameters calibration and initialization and prevents the system from falling into a local minimum …

/methodology/approach In this work, a calibration procedure is proposed to evaluate this transformation. The method does not require a … calibration technique that is easy to implement and is able to achieve accurate results. One of its key features is the use of …

the posture adjustment stress is easy to be generated. Aiming at these problems, this paper aims to propose a calibration … control locators (NCL) is analyzed. Second, the calibration method based on force closed-loop feedback is used to calibrate …). Third, the uncertainty of kinematic calibration is analyzed by Monte Carlo method. Finally, a simulated posture adjustment …

calibration error lies in fixture error and uneven margin. To solve this problem, this paper aims to propose a novel method to … achieve rapid online calibration of the workpiece coordinate system through laser-based measurement techniques. Design …/methodology/approach The authors propose a calibration strategy based on point cloud registration algorithm. The main principle is presented as …

Purpose This paper aims to propose a novel model and calibration method to improve the absolute positioning accuracy of … under self-weight of links and end-effector are estimated with a flexible link model. For calibration, an effective … comprehensive calibration method is developed by further considering the coordinate systems parameters of the drilling system and …