行业标准：JBT 50042-1999 平面铣床 产品质量分等.pdf

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1、J54JB/T50042－1999平面铣床产品质量分等（内部使用）1999-06-09发布2000-01-01实施国家机械工业局发布JB/T50042－1999目次前言1范围·······································································································································································

2、·············································12引用标准·········································································································································································································13

3、质量等级·········································································································································································································2附录A（标准的附录）平面铣床精度三级分等表···························

4、······················································································17附录B（标准的附录）平面铣床的补充试验····························································································································19IJB/T50042－1999前言本标准是

5、对JB/T50042—94《平面铣床产品质量分等》的修订。本标准是对JB/T54201—1994《金属切削机床产品质量通用分等》的补充和具体化。它是产品质量考核、分等定级、优质优价的依据。本标准与JB/T50042—94的主要差异是：——第2章“引用标准”作了较大修改；——由于“引用标准”的修改，有关的技术内容也作了相应的增减；——“安全卫生”一章增加了“一般应有符合安全设计的三级防护措施”的要求，其有关条文也作了适当的调整；——按有关规定进行了编辑性修改。本标准自实施之日起代替JB/T50042—94

6、。本标准的附录A和附录B都是标准的附录。本标准由全国金属切削机床标准化技术委员会提出。本标准由全国金属切削机床标准化技术委员会铣床分会归口。本标准负责起草单位：江东机床厂。本标准于1986年首次发布，1994年第一次修订。II中华人民共和国机械行业标准JB/T50042－1999平面铣床产品质量分等代替JB/T50042—94（内部使用）1范围本标准规定了平面铣床的产品质量等级要求。本标准适用于一般用途的工作台台面宽度320~630mm的立式平面铣床和工作台台面宽度320~1000mm的柱式、端面式平面

7、铣床。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性。GB/T3837.1—1983机床工具7∶24圆锥联结主轴端部GB/T5226.1—1996工业机械电气设备第1部分：通用技术条件GB/T6576—1986机床润滑系统GB/T7932—1987气动系统通用技术条件GB/T9061—1988金属切削机床通用技术条件GB/T13306—1991标牌GB/T15375—1994金

8、属切削机床型号编制方法GB15760—1995金属切削机床安全防护通用技术条件GB/T16769—1997金属切削机床噪声声压级的测量方法JB/T3313—1994平面铣床技术条件JB/T3313.1—1998平面铣床参数JB/T3313.2—1998平面铣床系列型谱JB/T3313.3—1998平面铣床精度检验JB/T3997—1994金属切削机床灰铸铁件技术条件JB/T5563—1991金属切削机床圆锥表面涂色法检验及评定JB/T835