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Robot carving method based on elastic component

An elastic element and robot technology, applied in the field of robot engraving and engraving, can solve the problems of damage to engraved objects, reduced quality of finished products, troublesome materials, etc., so as to solve the influence of engraving quality, the engraving process is smooth and delicate, and the engraving depth can be guaranteed. Effect

Inactive Publication Date: 2016-07-13
NANKAI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Not only is it troublesome, but the same material will also have uneven material, which will not only damage the cutter head, but more importantly, it will cause certain damage to the carved object, which will reduce the quality of the finished product.

Method used

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  • Robot carving method based on elastic component
  • Robot carving method based on elastic component
  • Robot carving method based on elastic component

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0019] First, add an elastic element between the end of the traditional engraving robot and the engraving tool. The elastic element includes an encoder 1, a connecting rod 2, and an elastic measuring element 3. The front end of the elastic measuring element is fixed to the connecting rod, and the other end of the connecting rod is fixed to encode When connected to the load, the torsion spring in the elastic measuring element is deformed by the force, and then the angle of deformation is measured on the encoder through the connecting rod;

[0020] In this embodiment, two kinds of composite materials with different materials are used for carving objects. Elastic elements are added between the end of the robot and the engraving tool, and the force / position hybrid control algorithm is used to realize real-time analysis and processing of the force feedback value. The data measured by the elastic elements (The angle of deformation measured on the encoder) can get the magnitude of the...

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PUM

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Abstract

The invention relates to a robot carving method based on an elastic component. According to the method provided by the invention, the elastic component is additionally arranged between the tail end of the traditional carving robot and a carving tool; the carving robot can change the magnitude of force and speed along the tangential direction of a milling cutter at the tail end through a force position hybrid control algorithm for the force measuring result of the elastic component according to different carving materials in a carving process, and meanwhile, and can keep the constant value along the longitudinal position direction, for ensuring the smooth execution of the carving process. The damage to tool bit or carved object, which can influence the carving progress and smoothness and reduce the carving precision, caused by the change of hardness of the carved object can be prevented; the magnitude of processing force and speed can be changed according to the hardness; the milling force and speed of the milling cutter can be automatically adjusted; the carving process is relatively automatic; compared with the traditional force sensor, the elastic component has the advantages of low cost, property meeting the requirements of the method and cost-saving effect. Thus, the method has excellent application prospect and economic benefit.

Description

technical field [0001] The invention relates to the field of robot engraving, and is a novel engraving method. Background technique [0002] Sculpture art culture is an important part of my country's long history and culture, and it is widely used in life and construction industries for its artistic appreciation and physical characteristics. The increase in demand for high-quality engraving products provides a broad space for the development of the engraving industry. With the development of automation, the engraving machine has completed the development from 2D-2.5D-3D. Traditional engraving machines can only complete 2.5D engraving due to the limitation of freedom and working space. Since the axial direction of the tool cannot be perpendicular to the surface of the product at all times, large fluctuations in the radial force are likely to produce a terraced field effect, which affects the processing effect and increases tool loss. Therefore, robotic engraving technology...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B44B1/00B44B1/06
CPCB44B1/00B44B1/06B44B2700/12
Inventor 孙雷姚彤彤刘景泰
Owner NANKAI UNIV