Robot three-dimensional scanning device and robot three-dimensional scanning method

Abstract

The invention discloses a robot three-dimensional scanning device and a robot three-dimensional scanning method. The device comprises an MEMS scanning galvanometer laser three-dimensional probe for generating three-dimensional point cloud data, a six-axis machine arm for clamping the MEMS scanning galvanometer laser three-dimensional probe, a turntable for placing a measured object and a controller for controlling the robot and the turntable, wherein the MEMS scanning galvanometer laser three-dimensional probe is arranged at the tail end of the machine arm; and the measured object is placed in the center of the turntable. In comparison with a digital and physical grating technology, the robot three-dimensional scanning device has the advantages of large depth of field, fast scanning speed, small size and high scanning accuracy; the device combines the high-accuracy turntable and the six-degree-of-freedom robot to a seven-degree-of-freedom device, the working range of the machine arm can be increased, flexibility of scanning on a large object can be improved, scanning dead angles can be reduced, and finally, fully-automatic three-dimensional scanning can be realized.

Description

technical field [0001] The invention belongs to the field of optical three-dimensional measurement, and combines a six-degree-of-freedom robot, a turntable and a MEMS micro-vibration mirror into a seven-degree-of-freedom three-dimensional model reconstruction device, which can realize non-contact, high-precision, high-speed and all-round measurement of objects. Background technique [0002] Global scientific and technological innovation presents the core of digitalization, networking and intelligence in the manufacturing industry. As an important digital means, three-dimensional measurement technology has become more and more prominent in its application value, and has been widely used in the field of medical plastic surgery and industrial online inspection. , cultural relics protection and e-commerce and other fields. Due to the advantages of non-contact, high precision and fast speed, optical three-dimensional measurement has developed into the most important technology in...

AI Technical Summary

Problems solved by technology

[0006] The present invention proposes a seven-axis robotic three-dimensional scanning device composed of a six-axis robot arm, a turntable, a MEMS scanning galvanometer laser three-dimensional measuring head and a controller, which can solve the problem of blind spots in general three-dimensional scanning methods, long scanning time, and difficult scanning. The problem of low precision

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