DKBA04850196-B-螺纹涂覆尼龙粉质量要求

-DKBA技术有限公司内部技术规范Technical Specification of Technologies Co., LtdDKBA0.485.0196 REV.B代替 To replace DKB0.485.0196 REV.A螺纹涂覆尼龙粉质量要求Quality requirements for the thread coated nylon powder2011年08月30日发布 2011年08月30日实施Released on August 30, 2011Implemented on August 30, 2011技术有限公司Technologies Co., Ltd.版权所有 侵权必究All rights reserved修订声明Revision declaration本规范拟制与解释部门：整机工程部本规范的相关系列规范或文件：无相关国际规范或文件一致性：无替代或作废的其它规范或文件：无相关规范或文件的相互关系：无规范号主要起草部门专家主要评审部门专家修订情况DKBA0.485.0196-A整机质量与成本管理部彭海涛 00116356江明湘 00110779整机工程部：周伟/00123276、潘建军/00118387、郑玲/00119690、董创/51966、 肖春秀/53994、 和永超/57041、 魏华/00102167、 李俊周00123308、刘树忠/ 37022第一版，无升级更改信息。DKBA0.485.0196-B许志敏 00114402赵华松/38908潘建军/00118387和永超/57041彭海涛/00116356杨平/00129603姚一明/00161910增加外观要求，增加常用螺纹规格的检验力矩要求；目 录Table of Contents1通用要求61.1环保要求61.2储存要求61.3产品使用温度61.4材料颜色62螺纹涂覆尼龙粉生产要求63涂覆性能检验要求及安装力距73.1检验步骤73.2检验力距及安装力距83.3外观要求94参考文献10表目录 List of Tables表1 检验力距及安装力距表8图目录 List of Figures图1 材料颜色6图2 单边涂覆7图3 双边涂覆7图4 全周涂覆7图5 检验步骤8图6 检验示意图9精选资料螺纹涂覆尼龙粉质量要求范 围Scope:本规范规定了华为技术有限公司紧固件螺纹涂覆尼龙粉的质量性能要求。本规范适用于产品质量认证、产品生产过程中的质量控制检验。简 介Brief introduction：本规范详细规定了螺纹涂覆尼龙粉材料的质量要求，包括环保要求、产品使用温度、外观颜色等。关键词Key words： 尼龙粉 质量要求引用文件：下列文件中的条款通过本规范的引用而成为本规范的条款。凡是注日期的引用文件，其随后所有的修改单（不包括勘误的内容）或修订版均不适用于本规范，然而，鼓励根据本规范达成协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件，其最新版本适用于本规范。序号No.文件编号Doc No.文件名称 Doc Title等效标准1GB/T 9145普通螺纹 中等精度、优选系列的极限尺寸ISO 965-22IFI 124非金属锁紧元素型有效力矩螺钉的锁紧性能测试程序3IFI 524非金属锁紧元素型有效力矩米制螺钉的性能测试程序4DKBA2332华为采购物料环保规范/术语和定义Term&Definition：缩略语Abbreviations 英文全名 Full spelling中文解释 Chinese explanation1 通用要求1.1 环保要求材料必须符合DKBA2332 华为采购物料环保规范中的环保要求。1.2 储存要求涂覆有尼龙粉的产品在室温、相对湿度不大于80的条件下存放。产品存储时间有2年及2年以上，需要按照本规范3.1要求进行复检合格后方可使用。1.3 产品使用温度涂覆有尼龙粉的产品能在-50121 范围使用。1.4 材料颜色尼龙粉颜色：蓝色（Blue） 图1 材料颜色2 螺纹涂覆尼龙粉生产要求涂覆具体位置根据螺钉与对锁件配合位置确定，一般为前导牙03牙开始，涂覆4牙以上，涂覆方式有三种：单边、双边和全周；若图纸中对涂覆方式有具体要求需按图纸加工，若没有要求可由涂覆尼龙粉厂家决定，各种涂覆方式要求如下：单边，90180，（图2所示） 图2 单边涂覆双边，对称涂覆，每边90120，（图3所示）图3 双边涂覆全周，即360涂覆，（图4所示）图4 全周涂覆3 涂覆性能检验要求及安装力距3.1 检验步骤（1）用扭力计将螺钉拧入对锁件，待涂有尼龙粉部分完全拧入对锁件（如图5），记录第一次紧固力距；（2）用扭力计完全松脱对锁件，记录其第一次松脱力距；（3）依此类推，重复5次，记录每次紧固和松脱力距；（4）五次测试的紧固和松脱力距值均符合表1，则为合格；（5）需附实际出厂测试数据报告。图5 检验步骤3.2 检验力距及安装力距涂尼龙粉的产品测试力矩参考IFI524、IFI124要求，具体见表1。表1 检验力距及安装力距表螺钉规格检验力距（Kgf.cm）安装力距（Kgf.cm）螺钉（有尼龙粉部分）锁进时（最大）首次拆卸（最小）第五次拆卸（最小）UNC 2-562.310.2160.1083UNC 4-405.771.150.586UNC 6-329.232.311.1510M2x0.42.040.200.102.5M2.5x0.454.080.510.304.5M3x0.56.121.420.607.0M4x0.712.502.501.5014M5x0.823.503.502.2528M6x1.030.754.503.0048M8x1.25102.509.205.90130M10x1.5143.0017.5010.00260M12x1.75215.0025.0015.00400【备注】（1）螺钉及对锁件螺纹尺寸符合GB/T 9145 普通螺纹 中等精度、优选系列的极限尺寸；（2）“螺钉（有尼龙粉部分）锁进时（最大）”，指涂有尼龙粉部分完全进入对锁件，并且螺钉的端面不贴紧对锁件（图6），检验螺钉的松脱效果是否合格；（3）“安装力距” ，指在生产线装配时，螺钉完全拧入对锁件，即两端面贴死时力距；此力距不作为涂覆性能检验要求；（4）当尼龙粉涂覆长度不满足本规范中2长度要求时，检验力矩值由华为与生产厂商根据实际生产长度确定。图6 检验示意图3.3 外观要求（1）涂有尼龙粉的产品不允许有肉眼可视的粉尘脱落。 （2）反复拆装5次后，不得有肉眼可视的粉尘脱落。 4 参考文献制定本规范参考的文献，但没有直接引用里面的内容。序号No.文献编号或出处 Doc No. 文献名称 Doc Title Quality requirements for the thread coated nylon powderSope:This specification defines the quality requirements for the thread coated nylon powder of Huawei Technologies Co.This specification is applicable to product quality certification, product quality control in the process of inspection.Brief introduction:This specification specifies the quality requirements for the thread coated nylon powder, including environmental requirements, the products temperature when using, color and so on.Key words:Nylon powder quality requirementsReferenced DocumentsThe following normative documents contain provisions which, through reference in this text, constitute provisions of this specification. For dated references, subsequent amendments, excluding corrections, to, or revisions of, any of these publications do not apply. However, parties to agreements based on this specification are encouraged to investigate the possibility of applying the most recent editions of the normative documents. For undated references, the latest edition of the normative document referred to applies.No.Doc No.Doc TitleEquivalent1GB/T 9145Common thread with medium accuracy, optimization of series limit sizeISO 965-22IFI 124Test procedure for the locking ability performance of non-metallic locking element type prevailing-torque lock screws3IFI 524Test procedure for the performance of metric non-metallic resistant element prevailing-torque screws4DKBA2332Environmental Specifications for the Materials Purchased by Huawei/Term & Definition:List all Terms in this document, full spelling of the abbreviation and Chinese explanation should be provided.Abbreviations Full spellingChinese explanation1 Common requirements1.1 Environmental RequirementAccording to the requirements specified in the DKBA 2332 Environmental Specifications for the Materials Purchased by Huawei.1.2 Storage requirementsThe products coated with nylon powder under the conditions to storage, that at room temperature, the relative humidity of not more than 80%. When storage time more than 2 years, the products need to check again before use according to this specification 3.1 requirements.1.3 Using temperatureThe products coated nylon powder can at -50121 to use.1.4 Material colorNylon powder color: Blue.Figure 1 Material color2 Thread coated nylon powder production requirementsCoated position determination according to screw and lock, generally leading tooth 0 3 teeth, teeth coated 4 above, coated in three ways: unilateral, bilateral and the entire circle; the coated way specific requirements in the drawings should processing by the drawings, if not required the way can decides by the manufacturer, various coating methods requirements are as follows:Unilateral, 90180, (shown in Figure 2 ) Figure 2 UnilateralBilateral, symmetrical coating, each side 90120, ( shown in Figure 3 )Figure 3 BilateralThe entire circle, 360coating, ( shown in Figure 4 )Figure 4 The entire circle3 Performance testing requirements and installation torque3.1 Test steps(1) Screw into the lock with the torsion meter, coated with nylon powder should completely screwed on lock (Figure 5), recording a first fastening torque;(2) Loose the lock completely with the torsion meter, recording the first loosening torque;(3) Repeat the above operation 5 times, record each fastening and loosening torque;(4) The products are qualified, when the fastening and loosening torque values consistent with table 1.(5) The product shall be attached with the actual test data report.Figure 5 Test steps3.2 Inspection and installation torqueCoated nylon powder product testing torque is according to IFI524, IFI124 requirements, refer to table 1.Table 1 Inspection and installation torqueThread sizeInspection torque（Kgf.cm）Installation torque（Kgf.cm）Fastening（location coated nylon powder）（Max）First loosening（Min）Fifth loosening（Min）UNC 2-562.310.2160.1083UNC 4-405.771.150.586UNC 6-329.232.311.1510M2x0.42.040.200.102.5M2.5x0.454.080.510.304.5M3x0.56.121.420.607.0M4x0.712.502.501.5014M5x0.823.503.502.2528M6x1.030.754.503.0048M8x1.25102.509.205.90130M10x1.5143.0017.5010.00260M12x1.75215.0025.0015.00400Notes:(1)Screws and lock thread size consistent with GB / T 9145 common thread with moderate accuracy, optimization of series limit size.(2) Fastening (location coated nylon powder) (Max), means the location coated with nylon powder entry in the lock, and the screw end surface is not close to lock (Figure 6), inspection the screw loosening wh