jbt 8557-1997 挠性联轴器平衡分类

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1、J19JB/T8557－1997挠性联轴器平衡分类1997-04-15发布1998-01-01实施中华人民共和国机械工业部发布JB/T8557－1997目次前言1范围·················································································································································································

2、···································12术语····················································································································································································································13责任·····

3、···············································································································································································································24经校正后(平衡后)仍存在的潜在不平衡因素·······························

4、·····························································································25未校正的联轴器潜在不平衡因素·····················································································································································36

5、联轴器平衡等级··························································································································································································47联轴器平衡等级选择方法······················································

6、···············································································································4附录A（标准的附录）AGMA联轴器平衡等级计算···············································································································7IJB/T8557－199

7、7前言本标准等效采用美国齿轮制造商协会标准：AGMA515.02《挠性联轴器的平衡分类》，根据我国有关标准将其中术语、计量单位进行了转化。本标准的附录A为标准的附录。本标准自1998年1月1日起实施。本标准由全国机器轴及附件标准化技术委员会提出并归口。本标准起草单位：机械标准化研究所、同济大学、中船总公司七院703所、贵州冶金传动机械厂。本标准主要起草人：周明衡、连香娇、陈祝林、王昭甫、程国刚。II中华人民共和国机械行业标准JB/T8557－1997挠性联轴器平衡分类1范围本标准规定了挠性联轴器的平衡分类，适用于所

8、有类型的挠性联轴器及其零件。2术语2.1平衡平衡系指检查转子质量分布的一种方法。必要时应对其质量分布状态进行调整，以限制轴承轴颈的振动，或限制对轴承的作用力。2.2不平衡状况的类型2.2.1单面(力或静态)不平衡状态如果物体的重心不在旋转轴线上，就会出现单面不平衡状态(见图1)。这时不论物体与轴线之间的相对位置如何，都不会处于静态平衡状态。2.2.1.1把不