Placement accuracy in automated production equipment has been a problem since the first automated machine assembled a … product on a manufacturing line at the beginning of the industrial revolution, and the demand for machine accuracy has … steadily increased since. Adept Technology, Inc. has developed an accuracy enabling software and hardware system called the …

Discusses robot accuracy and repeatability and the mechanical and control aspects of robots that lead to errors …

The main drawback to programming robots offline lies in the poor accuracy of the robot. Robots are mainly programmed … manufactured with this in mind. Little is done to improve or even quote figures for the accuracy, which is generally regarded as … being poor. A trial has been conducted on three modern serial linkage robots to assess and compare robot accuracy. Using a …

Improvements in both robot manufacture and robot controller technology have resulted in greater robot accuracy. A trial … has been conducted to highlight the improvements brought by this evolution. By measuring the accuracy of the velocity … results from the trial show that although both generations of robot exhibit good accuracy, the later robot is superior both in …

Purpose – Angular errors in the robot axes can make a significant contribution to robot positioning accuracy. This …‐axis movements on the accuracy of the end effector. Findings – The technique, devised using a simulation program for the robot … experimental and theoretical accuracy characteristics of an articulated industrial robot. Close correlation was obtained between …

Purpose – The purpose of this paper is to describe a calibration method developed to improve the absolute accuracy of a … wafers and, even though its complete workspace is slightly larger, the accuracy improvements are performed within a target … that the absolute accuracy inside the target workspace was improved by reducing the maximum position and orientation errors …