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2022年06月08日
真空零件加工过程中哪些需要进行检漏
真空是指在一定的空间内的气体状态低于一个大气压的情况。在真空的空间中,气体分子的密度小,所以他们的物理性质也发生了非常明显的变化。人们利用这样的变化,在不同的真空状态下,去应用和研发出不同的真空工艺,应用于各个行业领域当中。
那么真空零件加工的过程中,有哪些零件是需要进行正常的检漏呢?
所谓的检漏其实就是对于真空零件本身的真空状态进行确认,因为很多的零件是需要在真空的环境中才能够达到一定的质量标准,并且制定出相应规格的零件。如果在出现了漏气或者是其他问题的时候,都会给真空的环境造成影响,从而影响到零件本身的质量问题。所以在完成好的零件中有一部分是需要进行检漏的。
1.焊缝的检漏,这是在对真空的零部件在进行加工的过程中进行的一种检查方式,也有一部分会在整体零件安装完成之后再进行检查。而对于一些不能裸露在外的焊缝需要在总装之前进行检漏,因为在安装完成之后,外部已经看不出焊接的地方,即使是发现了漏孔也不能进行补焊。
而大型的容器在总装完成之后,因为整个产品的体积较大,一些漏孔较小,在进行检测的过程中检漏的灵敏度会变低,因此会影响到检漏的成果,并且也要在总装之前对所有的零部件进行检漏。即使是已经检漏的真空零件,在切削或者是其他加工之后,也需要重新进行检漏。
2.金属板材一般情况下是不用检漏的,因为他们本身都是一体成型的,但如果是铸件的话,还是需要进行检漏。尤其是在金属表面已经出现了气孔,裂纹等明显的缺陷时,更要多零件进行检漏,才能够保证整个零件在后期的正常使用。
3.对于有弯曲的零部件需要确定弯曲的部位没有裂缝,所以可以通过检漏的方法进行验证。
在制造真空零件的过程中,真空状态的存在对于零件的质量有着直接的影响。因此检漏不仅仅是为了检查零部件的质量问题,更是为了保证后期的设备安装的安全性。
- 上一篇 > 北京机加工厂带你了解零件加工的精度知识
- 下一篇 > 真空腔体加工部件解析
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