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Based on the brief introduction of basic principle of LOM technology and manufacturing process of LOM prototype,various factors directly of indirectly influencing the accuracy of Lom prototype are analyzed,the research for the related assurance technology conducted,and the benefits and efficient measures of establishing an integrated assurance system of manufacturing accuracy presented. 在简要介绍LOM技术的基本原理和LOM原型制造工艺的基础上,分析直接或间接影响LOM原型制造精度的各种因素,进而研究相应的保证技术,并提出了构建LOM原型制造精度集成化保证系统的意义及有效途径。 In the paper, the procedure of LOM prototype manufacturing, the procedure of rapid tools manufacturing based on LOM prototype or other non ovenproof matrices, and the procedure of confecting packing comprising epoxide resin and aluminium are introduced. According to the characters of LOM prototype and other non ovenproof matrices, the criterions of selecting materials and arc spraying parameters of various materials are presented via experiment. Several problems to be noticed in the process of rapid tools... In the paper, the procedure of LOM prototype manufacturing, the procedure of rapid tools manufacturing based on LOM prototype or other non ovenproof matrices, and the procedure of confecting packing comprising epoxide resin and aluminium are introduced. According to the characters of LOM prototype and other non ovenproof matrices, the criterions of selecting materials and arc spraying parameters of various materials are presented via experiment. Several problems to be noticed in the process of rapid tools manufacture are pointed out. 主要介绍了LOM原型的制造过程、基于LOM原型等不耐热母模的快速模具制造工艺流程、模具填充材料的配制过程。针对LOM原型等不耐热母模进行实验 ,得出了电弧喷涂材料的选择依据及各种材料的喷涂工艺参数 ,并指出了在快速模具制造过程中应注意的若干问题 The.basic manufacturing principles and process of LOM based on Arc-spraying rapid tools were introduced. The key technologies were also studied. The key technology, arc spraying rapid tooling is mainly discussed. A firm foundation is built up for the further research and application . 介绍了基于LOM原型电弧喷涂快速模具制造的基本原理和流程,研究了LOM原型制造中的关键工艺,重点讨论了电弧喷涂快速制模的关键技术,为进一步开展此项技术的研究与应用打下了坚定的基础。
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