Paper shows the characteristics of CNC machining, spare parts during processing of the process to develop a reasonable NC process planning.
论文显示了数控加工特点，零件在加工过程中的工艺性，制定出合理的数控工艺规划。
This system can recognize the features automatically and make process planning with human-computer interaction, and then generate STEP-NC program.
该系统可进行自动特征识别，经人机交互方式进行工艺规划，最终生成STEP-NC数控程序。
Using this method, the post-machining inner surface is obtained, and it makes the cutting locus planning in NC machining process possible.
在此基础上得到加工后内廓曲面，为数控加工中刀具轨迹的规划奠定了基础。
The NC tube bending process is complicated, and the efficient management of its data forms an important foundation for achieving its precise formation digitization and process planning automation.
数控弯管工艺过程复杂，对数控弯管工艺数据进行有效管理，是实现数控弯管精确成形数字化和工艺规划自动化的重要基础。
This paper studied the problems arose from NC machining and illustrated some principles and methods of process planning in NC programming.
就数控编程中的工艺规划问题进行了探讨，阐明了编程中有关工艺处理的若干原则及方法。
Oriented to NC process, the tool path planning based on STL model is discussed in the thesis.
面向数控加工，本论文讨论了STL模型的刀具路径规划问题。
The drawing items, process planning and NC code will be derived from master model and master document by product variant design. As a result, the design of customized product can be finished rapidly.
通过主模型和主文档进行变型设计，派生出定制产品零部件的工程图、工艺过程规划和NC程序等，达到定制产品快速设计的目的。
Graduation is designed to focus on parts of the NC process of analysis and planning, the use of two processing fixture programme, developed the content for further processing and cutting parameters.
毕业设计的重点是零件数控加工的工艺分析和工艺规划，采用两次装夹的加工方案，制定了各工步的加工内容和切削用量。
NURBS surface reconstruction of scattered data and the following of path planning of NC process based on the reconstruction mesh are researched in this thesis.
本文主要研究了散乱数据的NURBS曲面重构和在重构网格基础上的后续数控加工路径规划问题。
The method and course of Non-Linear Process Planning(NLPP) used in STEP-NC was introduced, and the method of validating the sequence of machining working steps was also studied.
介绍了STEP-NC应用环境下计算机辅助工艺设计系统的非线性工艺设计的方法和过程，以及如何进行工步序列的有效化。
The method and course of Non-Linear Process Planning(NLPP) used in STEP-NC was introduced, and the method of validating the sequence of machining working steps was also studied.
介绍了STEP-NC应用环境下计算机辅助工艺设计系统的非线性工艺设计的方法和过程，以及如何进行工步序列的有效化。
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