女人怎么靠自己赚钱

小型玉米收割机配件残余应力消除方法汇总,超实用!

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小型玉米收割机配件在冷却过程中,由于各部位散热的程度不相同,所以各部位收缩不一致,使铸件内部产生特定的内应力


■铸造应力

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女人怎么靠自己赚钱  

消除小型玉米收割机配件焊接残余应力的常用方法有以下几种:整体高温回火。一般在炉内进行,此法效果较好


■焊接应力

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女人怎么靠自己赚钱  

小型玉米收割机配件维修中的装配内应力,是由于配件变形、中心线偏移或者配件错位后,操作者未能发现或者虽然发现了但是予以忽略


■装配应力

小型玉米收割机配件维修中的装配内应力,是由于配件变形、中心线偏移或者配件错位后,操作者未能发现或者虽然发现了但是予以忽略,并且盲目地、强行地进行装配引起的。为了消除装配内应力,应当采取消除应力退火措施。所谓“退火”,就是将金属配件加热到适当的温度,并且保持特定的时间,然后缓慢冷却的热处理工艺。【具体可参考《温差对小型玉米收割机配件尺寸测量有影响吗?看完你就明白了》的相关内容】

 

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