Feature library-based complex curved surface part mechanical arm machining system and method

A complex surface and processing system technology, applied in the field of complex surface parts robotic arm processing system, can solve the problems of incomplete information data chain, lack of CAM system and robotic arm processing language interface, and difficulty in universal milling processing of robotic arms. Achieve the effect of improving milling efficiency and application efficiency

Inactive Publication Date: 2018-03-16
KUNMING UNIV OF SCI & TECH
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Problems solved by technology

[0003] The present invention provides a system and method for manipulator processing of complex curved surface parts based on a feature library to solve the incomplete information data link in the milling process of the manipulator, the lack of interface between the CAM system and the manipulator processing language, and the universality of the manipulator. Difficult problems in milling

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  • Feature library-based complex curved surface part mechanical arm machining system and method

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Embodiment 1

[0034] Embodiment 1: as figure 1 As shown, a complex curved surface part manipulator processing system based on feature database, including: feature database, process planning and feature matching module, code conversion interface, information processing module, processing simulation module and actual processing module.

[0035] Among them, the feature database is a collection of feature data of multiple representative complex surfaces, which is responsible for providing similar complex surface feature data information for the feature data matching process, and for the formulation of processing technology plans, as well as processing types, tool types, and machine tools. The selection of process parameters and methods related to the milling process of parts such as types and cutting parameters provides a reference basis. On the one hand, the feature data in the feature database can obtain different types of complex surface characteristic data through testing experiments. On the...

Embodiment 2

[0041] Embodiment 2: According to the system in embodiment 1, the method for processing complex curved surface parts with a mechanical arm includes: obtaining basic information of complex curved surfaces by matching similar surface feature data, and then obtaining processing technology data of complex curved surfaces through basic information; In the process planning and feature matching module, the feature analysis of the complex surface parts to be processed is carried out, the complex surface is matched according to the surface feature data of the parts to be processed, and the corresponding processing technology data is mapped, the processing technology plan is formulated according to the processing technology data, and the processing Type, tool type, machine tool type, cutting parameters and other process parameters and methods related to the milling process of the part are set; in the processing simulation module, the blank parameters, processing tool information, machine ...

Embodiment 3

[0042] Embodiment 3: Feature data includes basic information of complex curved surfaces, profile feature data, processing technology feature data, basic information of complex curved surfaces such as: serial number, name, type, etc., profile feature data such as: feature points, feature lines and feature The characteristic parameters of the surface, the degree of curvature change, the outer boundary characteristics, the surface stiffness, etc., and the processing process characteristic data such as: optimal processing method, process parameter information, processing tool information, processing machine tool information, etc.

[0043] The process of establishing the feature database includes the following steps:

[0044] a On the basis of analyzing various types of complex surface features, use feature points, feature lines and feature planes to describe complex surface features;

[0045] b Express the characteristic parameters of characteristic points, characteristic lines an...

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Abstract

The invention discloses a feature library-based complex curved surface part mechanical arm machining system and method and belongs to the new technical field of complex curved surface part mechanicalarm milling machining. The system includes a feature database, a technique planning and feature matching module, a code conversion interface, an information processing module, a machining simulation module, and an actual machining module. The method includes the following steps that: the features of a complex curved surface part are analyzed and extracted, information similar to the features is obtained from the feature database by means of matching, a machining technique flow is formulated, and corresponding machining technique parameters are set; digital simulation analysis is performed on the machining process of the complex curved surface part to be machined; and mechanical arm milling machining is performed on the complex curved surface part to be machined through the actual machiningmodule. According to the system and method of the invention, a mechanical arm is utilized to directly perform milling machining on the complex curved surface part; a complete and universal complex curved surface milling matching technique flow and data link are established, and the efficient machining of the complex curved surface part can be realized.

Description

technical field [0001] The invention relates to a system and method for processing a manipulator arm of a complex curved surface part based on a feature library, and belongs to the new technical field of milling and processing of a manipulator arm of a complex curved surface. Background technique [0002] Complex curved surface mechanical parts are widely used, but the existing complex curved surface parts milling process is complicated, the processing accuracy is low, and the processing efficiency is low. Strengthening the management and control capabilities of processing links, reducing processing costs and information costs all put forward urgent demands for complex surface processing under cloud manufacturing mode. With the research and development of technologies such as intelligent manufacturing, cloud manufacturing, and industrial robots, the high-efficiency processing of complex curved surface parts with different body shapes, complex surface shapes, and high curvatu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/4099
CPCG05B19/4099G05B2219/35012
Inventor 常斌磊阴艳超徐凯吴仁杰
Owner KUNMING UNIV OF SCI & TECH
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