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A geometric error measurement method for five-axis ultra-precision machine tools
To solve the problem of geometric error measurement for five-axis ultra-precision machine tools in interpolated five-axis motion, a measurement...
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Identification and Compensation of the Flexure-Induced Motion Error with a Voice Coil Motor
Flexures are commonly used in various fields, including optics, microscopy, robotics, and precision engineering since they offer several advantages...
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Eulerian fast motion identification algorithm for deformation measurement of cable-stayed bridge
Video magnification has received increased attention in structural deformation measurement. Current video magnification methods typically chose the...
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Geometric Error Measurement of Rotary Axes on Five-Axis Machine Tools: A Review
For achieving high precision and effectiveness in five-axis computer numerical control (CNC) machine tools, the geometrical accuracy of the rotary...
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Binocular vision measurement system for geometric error of 3D printers at high temperature
The accuracy of material extrusion-based 3D printers is greatly affected by the high temperature in the chamber due to the thermal-induced...
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Contour error dynamic analysis and predictive control for multi-axis motion system
Contour tracking accuracy is the key performance index of a multi-axis motion control system. In the previous design of the contour error feedback...
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A novel five-axis on-machine measurement error prediction model considering positioning errors of machine tool
In comparison to coordinate measuring machine (CMM), on-machine measurement (OMM) offers the benefit of avoiding re-clam** of workpieces and has...
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Prediction of the degeneration of radial error motion of a motorized spindle considering the load
The radial error motion of the motorized spindle directly affects the machining accuracy, machining efficiency and machining stability of the CNC...
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Dynamic synchronous motion accuracy measurement and estimation for a five-axis mirror milling system
A mirror milling system (MMS) comprises two face-to-face five-axis machine tools, one for the cutting spindle and the other for the support tool....
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Research on vision-based robot planar motion measurement method
The dynamic and static characteristic detection of robot is of great significance to estimate the performance indices of robots and evaluate the...
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Adaptive linear neuron-based encoder measurement error compensation in vector control of two-phase step** motors
This paper proposes an encoder measurement error compensation method using an adaptive linear neuron, a type of artificial neural network, for use in...
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Active Shimmy Control Method for Driverless Electric Vehicle Considering Unknown Sensor Measurement Error and Nonlinearities
The driverless electric vehicle with electric wheels may generate the front wheel shimmy phenomenon more easily. How to mitigate or even eliminate...
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Tightly coupled INS/CNS/spectral redshift integrated navigation system with the aid of redshift error measurement
The integration of an inertial navigation system (INS) and a celestial navigation system (CNS) has the superiority of high autonomy. However, its...
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Precision Measurement of Linear Profile Using Four-Probe Sequential Error Separation Method
Herein, the sequential four-probe method (SFPM), a novel method for obtaining high-density line surface profiles, is proposed. To obtain accurate...
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Vision measurement system for position-dependent geometric error calibration of five-axis machine tools
The geometric error calibration of rotary axes is a key procedure for improving the machining accuracy of five-axis machine tools. In conventional...
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Iterative optimization of time-variant kinematic model for dynamic error compensation of robot vision measurement system
The industrial robot combined with a 3D vision sensor can be flexibly applied to many measurement fields, and repeatability is one of the key...
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A data-driven high-precision modeling method of machine tool spatial error under the influence of Abbe error
Due to the intricate mechanism of Abbe error’s impact on spatial accuracy, the accumulated Abbe error in the traditional spatial accuracy model is...
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Measurement of Disassembly Work Using Optical Motion Capture
In recent years, the depletion of natural resources has been severe globally. One of the solutions to this problem is to reuse and recycle materials...
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All position-independent and position-dependent geometric error measurement and identification of the precision of a horizontal boring machine tool
Geometric error is the main obstacle that affects the quasi-static accuracy of horizontal boring machine tools. To improve quasi-static performance,...
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Measurement Error in Range Imaging Systems
The commercial ToF range imaging cameras have error sources: noise and jitter, in different amounts which potentially affect range measurements. In...