PFMEA tempate-JL-PFM-E001 橱柜五金过程失效模式分析

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ProcessThe process flow for Cabinet Knob and PullProcess Resp. : Dai JinyongCore TeamAndy Shi, Dai Jinyong, Ryan Lin, Kevin ZhouFMEA NumberJL-PFM-E001过程橱柜五金生产工艺流程过程责任:代金勇核心成员石健华,代金勇,林燕奇,周富华FMEA 编号JL-PFM-E001Prepared By : Ryan LinPage1of5编制者: 林燕奇页码:第 1 页 共 5 页Key Date: 2016/10/18Date - Orig2016/10/20关键日期 : 2014-9-12016//10/18日期2016/10/20ACTION RESULTS

ProcessFunction项目功能

Potential Failure Mode潜在失效模式Potential Effect(s) of Failure潜在失效后果SEV 严重度Class 级别Potential Cause(s) / Mechanism of Failure 潜在失效原因/机理Occur 频度CurrentProcess Controls当前控制手段Detect 探测度RPN风险顺序数Recommended Action(s)建议措施Responsibility &TargetCompletion Date责任及目标完成日期Actions Taken已采取措施

Sev 严重度Occ

频度Det

 探测度

RPN

风险顺序数

压铸气孔沙眼外观缺陷返工 Cause appearance defects, reworkor scrap8流道设计不合理,导气不顺 Incorrect runner design3模具维护作业程序 Mold maintainaceSOP372SOP10月25日Die CastingPinhole电镀起泡报废 Cause bubble,scrap浇口太厚 Gate is too big随机抽检 Random check挑选 SortingOct.25th

残留电镀药水氧化或报废 remain platingsolution,rework or scrap脱模剂使用太多 Too much off die grease used改进流道,疏导排气 Improve runnerand air vent design

尺寸外观不符要求外观不良或功能不能正常发挥导致返工或报废9模具开发不符图纸或产品要求2检查更改模具 Modify tooling236SOP10月25日Size out of toleranceAppearance defects,function missing, rework orscrapTooling development deviates from drawing or partspc.按照工程图纸标准全检 100% inspection perdrawings or standardsOct.25th

缩水,变形功能不能正常发挥 Function defects9冷却不均 unstable temperature2控制温度 Control temperature236SOP10月25日Shrinkage, deformation组合不良 Assembly defects铸造压力不足 Insufficient pressure调整压力 Adjust machine pressure按照工程图纸标准全检 100% inspection perdrawings or standardsOct.25th

外观缺陷 Appearance defects随机抽检 Randome check返工或报废 Rework or scrap

错位外观缺陷导致返工或报废6模具安装不到位,公母模组装不正2装模作业程序 Mold fix controlprocedure224SOP10月25日Off LineAppearance defects,rework or scrapMale and Female die fixed off lineOct.25th

水纹电镀起泡 Cause bubble9模温不够导致先流入金属液先凝固,后进入模腔金属液凝固在其周围导致铸件表面有流动的痕迹5升高模温 Increase mold temperature145SOP10月25日Flow mark外观不良 Appearance defectsMold temperature is not enough改善进水口 Improve挑选 SortingOct.25th

返工或报废 Rework or scrap披风过大外观缺陷返工或报废7锁模力不足 Male female die not assembled tight3调整入水压力 Adjust injectionpressure121SOP10月25日Too much burrAppearance defects, rework or scrap分模面有异物 Objects remains between to dies控制压力 Control pressureOct.25th

入水速度太快 Injection speed is too fast清洁模面 Clear mold surface模具组装不良 Male female die assembled incorectly

肿胀,开裂,破碎功能不能正常发挥导致返工或报废9合金中杂质过高2控制回收料比例590SOP10月25日Crake,crash and swellFunction defects,rework or scrapToo much recycled material usedControl recycled material percentage 严格控制回收料比例 Control recycled materialpercentageOct.25th

过砂变形外观缺陷返工或报废8用力过大或不均6过砂作业程序 Deburr SOP3144SOP10月25日DeburringDeformationAppearance defects, rework or scrapWrong operation随机抽检 Random check首件确认 FAIOct.25th

首件确认 FAI100% IPQC合模线去除不彻底外观缺陷返工或报废7操作不当,遗漏6过砂作业程序 Deburr SOP284SOP10月25日

PROCESS FAILURE AND EFFECTS ANALYSIS 过程失效模式分析

过程失效模式分析-橱柜五金Page 1 of 5ACTION RESULTS

ProcessFunction项目功能

Potential Failure Mode潜在失效模式Potential Effect(s) of Failure潜在失效后果SEV 严重度Class 级别Potential Cause(s) / Mechanism of Failure 潜在失效原因/机理Occur 频度CurrentProcess Controls当前控制手段Detect 探测度RPN风险顺序数Recommended Action(s)建议措施Responsibility &TargetCompletion Date责任及目标完成日期Actions Taken已采取措施

Sev 严重度Occ

频度Det

 探测度

RPN

风险顺序数

Deficient deburrAppearance defects, rework or scrapWrong operation随机抽检 Random check首件确认 FAIOct.25th首件确认 FAI产品表面存在砂线印记外观缺陷返工或报废7使用砂带规格不当,用力过大3随机抽检 Random check242SOP10月25日Sand belt marks remain on partsAppearance defects, rework or scrapWrong operation首件确认 FAI首件确认 FAIOct.25th

振动振动时间不足产品起泡7时间控制不当1振动作业程序 Tumbling SOP642SOP10月25日TumblingInsufficient tumbling timeCuase bubble, rework or scrapWrong operationOct.25th

振动石卡进产品返工8振动石型号不正确3随机抽检 Random check248SOP10月25日Tumbling stone remain in partsReworkWrong operationOct.25th

抛光变形外观缺陷返工或报废8用力过大,抛光轮型号不正确4抛光作业程序 Polishing SOP396SOP10月25日PolishingDeformationAppearance defects, rework or scrapWrong operation随机抽检 Random check首件确认 FAIOct.25th

首件确认 FAI100% IPQC打伤外观缺陷返工或报废8产品摆放不当,保护不到位,运输不注意7加强产品保护 Increase protection tothe parts2112SOP10月25日DentsAppearance defects, rework or scrapWrong operation, inadequate protection减少运输距离次数 Shortentransportation distance and frequency挑选 SortingOct.25th

随机抽检 Random check抛光不到位外观缺陷 Appearance defects8操作不当5抛光作业程序 Polishing SOP3120SOP10月25日Insufficient polishing产品电镀起麻点起泡 Cause grains,bubblesWrong operation随机抽检 Random check首件确认 FAIOct.25th

返工或报废 Rework or scrap首件确认 FAI100% IPQC

攻牙漏攻牙功能无法发挥返工或报废10操作失误2全检 100% Inspection240SOP10月25日ThreadingMissing threadsFunction missing, rework or scrapWrong operation100% IPQCOct.25th