JB-T 10039-1999 普通磨具 深切缓进给磨砂轮

ICS25.100.70J43JB/T10039－1999普通磨具深切缓进给磨砂轮BondedabrasiveproductsDeepcutandcreepfeedgrindingwheel1999-05-20发布2000-01-01实施国家机械工业局发布I前言1范围····················································································································································································································12引用标准·········································································································································································································13产品分类·········································································································································································································14技术要求·········································································································································································································45试验方法·········································································································································································································66检验规则·········································································································································································································67标志、包装和贮存····················································································································································································7附录A（标准的附录）深切缓进给磨砂轮硬度的试验方法·································································································8附录B（标准的附录）形状因数表···················································································································································11附录C（标准的附录）深切缓进给磨砂轮硬度均匀性的试验··························································································64JB/T10039－1999目次II前言本标准是对ZBJ43003—87《缓进给强力磨砂轮》的修订。本标准与ZBJ43003—87的技术内容一致。根据GB/T2484—1994《普通磨具代号和标记》的要求，对砂轮的形状代号和尺寸标记进行了修改；碗形砂轮不再标注角度，改标砂轮的底径J和内底径K，J和K的数值根据原标准中的角度计算而得。同时，增加了试验方法、检验规则和包装、标志等内容。标准名称更改为《普通磨具深切缓进给磨砂轮》，并按照有关规定进行了重新编辑。本标准自实施之日起代替ZBJ43003—87。本标准的附录A、附录B、附录C都是标准的附录。本标准由全国磨料磨具标准化技术委员会提出并归口。本标准起草单位：北京砂轮厂。本标准主要起草人：彭春玲、王鸿、谢杰、林长富、李名伟。本标准于1988年1月首次发布。JB/T10039－199911范围本标准规定了深切缓进给磨砂轮（也称缓进给强力磨砂轮，以下简称砂轮）的产品分类、技术要求、试验方法、检验规则及包装、标志。本标准适用于陶瓷结合剂深切缓进给磨砂轮。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昀新版本的可能性。GB/T2476—1994普通磨料代号GB/T2477—1983磨料粒度及其组成GB/T2484—1994普通磨具代号和标记GB/T2490—1984喷砂硬度机检验磨具硬度的方法GB/T2492—1984砂轮静平衡检验方法及不平衡数值GB/T2493—1995砂轮的回转试验方法GB2494—1995磨具安全规则GB/T2495—1996普通磨具包装GB/T2828—1987逐批检查计数抽样程序及抽样表（适用于连续批的检查）JB/T7992—1995磨具的检查方法JB/T8339—1996普通磨具组织号的测定方法3产品分类3.1形状与尺寸砂轮的形状和尺寸见图1~图4和表1~表4。3.1.1平形砂轮代号：1图1国家机械工业局1999-05-20批准中华人民共和国机械行业标准普通磨具深切缓进给磨砂轮BondedabrasiveproductsDeepcutandcreepfeedgrindingwheelJB/T10039－1999代替ZBJ43003—872000-01-01实施JB/T10039－19992表1mmTD10131620253240506375100H100××××××××××20×××××32125×50×××××××32150×65×××××××32175×75××××××32200××××75××××××32250××××××××75×××32××××××75300×××××××××127×××75350×××××××127×50×××××××127400×××××××××203××127450×××××××××××203500××××××××3053.1.2单面凹砂轮代号：5图2JB/T10039－19993表2mmT32405063FD161320202030HPR125×20651.5150×85175××100×32200×1252250×75150300××350××1272003400××500×20326553.1.3碗形砂轮代号：11图3表3mmDTHWEJKR3010504010035207.57562351066551254510927543512.51391811505010151149717522.5102862006332252512710625014010030402011555JB/T10039－199943.1.4碟形2号砂轮代号：12b图4表4mmDTHJKREU2251812042，4，6，8201627525401251055214，6，817013062235027551801705175，8，10，123.2砂轮所使用的磨料及其粒度应符合GB/T2476和GB/T2477的规定。3.3砂轮的硬度分级与代号见表5。表5超软软中软C、D、E、FG、H、JK、L3.4砂轮的昀高工作速度为35m/s。3.5砂轮的标记按GB/T2484—1994中第5章的规定。4技术要求4.1砂轮基本尺寸的极限偏差见表6~表12。4.1.1外径D表6mm砂轮外径D极限偏差≤200±2＞200~400±3＞400±44.1.2厚度TJB/T10039－19995表7mm砂轮厚度T极限偏差≤16+1.0–0.5＞16~40+2–1＞40±24.1.3孔径H表8mm砂轮孔径H极限偏差＞18~3016.00+＞30~5016.00+＞50~8019.00+＞80~18025.00+＞180~25029.00+＞250~31532.00+4.1.4凹槽直径P表9mm凹槽直径P极限偏差≤20050+＞20060+4.1.5凹槽深度F表10mm凹槽深度F极限偏差≤16±1＞16~40±2＞40±34.1.6碗形砂轮的底厚E表11mm底厚E极限偏差≤160.15.0+−＞165.15.0+−4.1.7圆柱面厚度U及环端面宽度WJB/T10039－19996表12mm极限偏差圆柱面厚度U及环端面宽度W12b砂轮的圆柱面厚度U11、12b砂轮环端面宽度W≤160.15.1+−0.15.0+−＞16—±24.2砂轮的形位公差见表13。表13mm同轴度项目两端面平行度外径D凹槽直径P公差0.50.51.04.3砂轮不应有裂纹、黑心和哑声。4.4外径为150mm及更大的砂轮应进行静平衡试验。4.5外径为150mm及更大的砂轮应进行回转试验。4.6砂轮的组织号和磨粒率的关系见表14。表14组织号91011121314磨粒率%4442403836344.7砂轮应进行硬度试验。5试验方法5.1砂轮的外观缺陷、尺寸偏差、形位公差试验方法按照JB/T7992的规定进行。5.2砂轮的静平衡试验方法按GB/T2492的规定进行。5.3砂轮的回转试验按GB/T2493的规定进行。5.4砂轮组织号的测定按JB/T8339的规定进行。5.5砂轮的硬度按本标准的附录A（标准的附录）“深切缓进给砂轮硬度的试验方法”进行试验。6检验规则6.1产品出厂（或验收）检验，应按第4章和第5章的规定进行。6.2砂轮回转试验应按JB/T7992的规定全部进行检验，其他检验项目按GB/T2828进行抽样检查。抽样方案采用一次抽样方案。检查水平采用一般检查水平Ⅱ。不合格项分类和合格质量水平（AQL）见表15。表15类别项目AQLJB/T10039－19997B类不合格Ⅰ孔径的极限偏差，静平衡，裂纹，标志错误4.0B类不合格Ⅱ硬度4.0C类不合格外径、厚度的极限偏差，形位公差，标志不全或不清25对于B类不合格按单片砂轮计数。对于C类不合格按每片砂轮的单项不合格计数。7标志、包装和贮存7.1砂轮表面应有下列标志：a）制造厂厂名或商标；b）磨料代号；c）粒度号；d）硬度；e）昀高工作速度；f）生产日期。7.2砂轮的包装按GB/T2495的规定。7.3砂轮的验收、贮存和安装使用按GB2494—1995中第4章和第5章的规定。JB/T10039－19998附录AA1深切缓进给磨砂轮的硬度使用动弹模量测定仪（又称音