R900558356
电磁比例换向阀（带反馈） 4WRE(E)...2X...
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R900558356
产品设计是个综合信息处理的复杂过程，它终的结果是把线条、符号、数字绘制成合理的设计图样，设计人员应从以下几个方面综合考虑;
(l)简化每个零件的形状，使机器结构简单;
(2)合并零件的功能，减少零件的种类或数量;
(3)应用新结构、新工艺、新材料、新原理来简化产品结构，提高产品的可靠性;
(4)分解部件，研究其装配、组装的简单的结构;
(5)对相似零件进行分组;
(6)对相似产品按标准数序列进行产品系列化分析;
(7)实现产品零件的通用化和标准化。
产品设计人员提高设计质量的关键在于自觉、主动地学习与生产加工过程和加工工艺方面有关的知识，熟练掌握设计技巧。
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