Mainly introduce the mechanical properties of the retaining ring:

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Mainly introduce the mechanical properties of the retaining ring:

date:[2015-03-04]     pk_hits:
挡圈主要是起到轴向固定的作用,其中圆锥面加挡圈固定有较高的定心度。轴向固定的方法有:轴肩或轴环固定、用轴端挡圈或圆锥面固定、用轴套固定、用圆螺母固定、用弹性挡圈固定。轴上零件的固定分为轴向固定和周向固定。

挡圈的机械性能
1、挡圈的材料:65Mn 60Si2MnA
2、挡圈的热处理:
d≦48淬火并回火HRC
47-54或HV470-580大于48淬火并回火HRC44-51或HV435-530
3、弹性检验:挡圈需进行弹性检验以符合产品的性能要求
4、韧性检验:试验方法是将挡圈装在试验轴上保持48小时不断裂
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