试分析题3.7图所示零件有哪些结构工艺性问题并提出正确的改进意见

2025-04-02 22:09:58
推荐回答(1个)
回答1:

一、所有圆的端面应该有倒角,主要为了装配方便。 根据具体尺寸,一般倒角在1X45度或2X45度。 

二、大小圆端面连接处,应该有刀具R或让刀槽。

 三、两个键槽的方向,应互为180度,这样零件受力才均匀。 四、0.4和0.8的外圆需要上磨床,所以零件两头。

扩展资料:

金属零件的制造工艺流程及注意事项:

在零件制造过程中,从零件的设计图纸到零件交付,不仅要考虑到数程编程,还要考虑到诸如零件工艺路线的安排、机床的选择、切削刀具的选择、定位装夹等一系列因素的影响。

在开始编程前,必须要对零件设计图纸和技术要求进行详细的数控工艺分析,这样才能避免由于工艺方案考虑不周而可能出现的质量问题,造成无谓的人力、物力等资源的浪费。下面简单介绍下金属零件的制造工艺流程及注意事项:

一、获取零件的基本信息

(1)零件设计图纸、技术资料,以及装配图纸和零件的批量。

(2)零件所需的相关技术标准如企业标准和工艺文件及验收的质量标准。

(3)现有的工艺装备及专用设备的制造能力、工艺装备的规格及性能、工人的技术水平。

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