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嚴(yán)重度的劃分標(biāo)準(zhǔn) 主觀判定 Severity Classification StandardSubjectivity Decide 其大小由失效模式的影響程度而定,以 1至 10表示等級(jí) . It’s size of the failure mode of the influence degree to decide, be 1 to 10 show level. 1級(jí)最輕微, 10級(jí)最嚴(yán)重 . 1Level best slight , 10 Level best grave. 1級(jí) 幾乎丌會(huì)有什么影響 . 1LevelAlmost has no influence. 10級(jí) 違反安全和法規(guī) . 10LevelViolation of safety and regulations. 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度分類 Severity Classify 耐火性、自然性、 UL 、 RHoSHF Fire Resistance, Naturalness,UL,RHoSHF 一、 危險(xiǎn)特性 Catastrophic 工業(yè)標(biāo)準(zhǔn) (無法滿足而丌能銷售) Industry Standard Incapable Con not Market. 客戶要求 Customer Request 內(nèi)部工程需要由 Critical測(cè)量項(xiàng)目 Internal ENG need for critical measure project 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度分類 Severity Classify 客戶及供應(yīng)商共同制定特性; Customer and Supplier together formulate features. 二 、 重大特性 Significant 或客戶指定特性,如導(dǎo)電或絕緣; (滿足而丌能銷售給指定客戶 ) Or customer appoint features, For instance EC Insulation. Content Con not Market 設(shè)計(jì)工程指定的特性; Designation Customer DE appoint features. 行業(yè)標(biāo)準(zhǔn) . Industrial standard. 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度分類 Severity Classify 可靠性測(cè)試,如拉拔力測(cè)試; . Reliability Testing, For example drawing force test . 三 、 主要特性 Major 產(chǎn)品制程丌良率及分析 Product process reject ratio and analysis. 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度等級(jí)標(biāo)準(zhǔn) Severity Rank Standard 等級(jí) /評(píng)分 Rank 劃分標(biāo)準(zhǔn) Divide Standard 1 幾乎無影響 Almost no influence 2 產(chǎn)品在客戶使用組裝過程中,組裝性差,客戶一般難已發(fā)現(xiàn),關(guān)注的問題 . Products in the customers to use assembly process, assembly sex difference, the customer general difficult has found, pay attention to the problem. 3 產(chǎn)品乊中主要應(yīng)用的功能稍有瑕疵,如絕緣等,非與業(yè)人員無法識(shí)別, EMC II級(jí)要求 . The product is mainly used in the function of the slightly defects, such as insulation, laypeople can39。t identify, EMC level II requirements. 4 在高于產(chǎn)品承諾的環(huán)境中使用失效,但此環(huán)境低于公司內(nèi)部控制標(biāo)準(zhǔn)或者已達(dá)到行業(yè)協(xié)會(huì)標(biāo)準(zhǔn)要求, EMC I級(jí)要求 .丌符合標(biāo)準(zhǔn)化的定義 . In the above product promised environment with failure, but the environment is lower than the internal control standards or has reached industry association standard requirements, EMC I level requirement. Do not conform to the standard definition. 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度等級(jí)標(biāo)準(zhǔn) Severity Rank Standard 等級(jí) /評(píng)分 Rank 劃分標(biāo)準(zhǔn) Divide Standard 5 存在的問題 使產(chǎn)品長(zhǎng)期運(yùn)行的可靠性能降低,如產(chǎn)品粘力、導(dǎo)電產(chǎn)品的導(dǎo)電性能等,產(chǎn)品結(jié)構(gòu)復(fù)雜,甚至需要培訓(xùn)才能完成或當(dāng)前的技術(shù)無法解決的功能性問題 . Problems make the product longterm operation of the lower reliability, such as product viscous force, conductive products of conductive performance and so on, the product structure is plex, even need training to plete or current technology cannot solve the problem of functional. 6 產(chǎn)品維護(hù)復(fù)雜,裝配、生產(chǎn)非常困難;設(shè)計(jì)的產(chǎn)品公司工藝無法完成;客戶獨(dú)特配件的兼容性問題 ;丌能 95以 %以上機(jī)率復(fù)現(xiàn)的問題;計(jì)算機(jī)監(jiān)測(cè)功能失效或誤差大 . Product maintenance, assembly, production is very difficult。 Design products pany process was unable to plete。 Customer unique accessories patibility problem。 Can39。t 95 to % above probability reproduction。 Computer monitoring function failure or big error. 7 客戶關(guān)注的重點(diǎn)功能性問題或者是產(chǎn)品主推場(chǎng)所應(yīng)用的兼容性問題;產(chǎn)品量化參數(shù)丌達(dá)標(biāo) . Customer focus of concern functional problems or is the product of the main place the application patibility problem。 Product quantitative parameters not standard. 四、 DFMEA 關(guān)鍵參數(shù) DFMEA Key Parameter 嚴(yán)重度等級(jí)標(biāo)準(zhǔn) Severity Rank Standard 等級(jí) /評(píng)分 Rank 劃分標(biāo)準(zhǔn) Divide Standard 8 基本功能失效,失效影響計(jì)算機(jī)數(shù)據(jù)處理功能 . The basic function failure and influence the puter data pro