基于CATIA二次开发的汽车夹具管理系统关键技术研究
Key Technology Research of Automotive Fixture Management System Based on CATIA Secondary Development

焊装是汽车生产中的关键工艺，汽车焊接夹具的研发在汽车制造中占用重要地位，汽车夹具管理系统在夹具柔性化设计中保证了数据的规范统一。针对企业在当前敏捷制造流程中存在的周期长、效率低、智能化设计中工作量大等问题，本文借助二次开发API工具，分析汽车夹具管理系统中的关键技术，主要对系统管理模块、夹具元件管理模块、工装辅助功能设计模块和设计/组装模块进行分析和开发，实现设计过程的优化。通过夹具零件的功能开发和智能管理，提升了设计质量，减少了个体经验给设计质量带来的不稳定性。经检验，由参数化设计的汽车夹具实例可以满足工程要求，工装辅助功能解决了手动修改等一系列繁琐步骤，设计效率提高约40%，于设计的过程提供智能化重用的支持。为汽车产品的迭代升级提供了有力的工具。
Welding is a key process in automobile production, the development of automobile welding fixture occupies an important position in automobile manufacturing, and the automobile fixture management system ensures the standardization and unification of data in the flexible design of fixture. The present article addresses the challenges faced by enterprises in the current agile manufacturing process, such as long cycle times, low efficiency, and heavy workload in intelligent design. Utilizing secondary development API tools, this study analyzes key technologies within the automotive fixture management system. It mainly focuses on the analysis and development of the system management module, fixture component management module, tooling assistance function design module, and design/assembly module, aiming to achieve optimization in the design process. Through the development and intelligent management of fixture components, the design quality has been enhanced, reducing the instability caused by individual experiences. Experimental validation indicates that the parameterized design of automotive fixtures meets engineering requirements. The tooling assistance function resolves a series of tedious steps, such as manual modifications, resulting in a design efficiency improvement of approximately 40%. It provides intelligent reuse support throughout the design process and serves as a powerful tool for the iterative upgrade of automotive products.