七顆鉆石流程_品質(zhì)改善ppt課件

1、17 Diamond Process七顆鉆石流程2What is the 7 Diamond Process?七顆鉆石的流程是什么？The 7 Diamond Process is one of many tools that can be used in the problem solving process.七顆鉆石流程是可以用來(lái)處理質(zhì)量問(wèn)題的工具之一。This tool is used to investigate discrepancies discovered by the following: 它可以用來(lái)調(diào)查以下方面發(fā)現(xiàn)的差別 Global Customer Audit Syste

2、m (GCAS) 全球顧客評(píng)審 Yard Walk Audits 消費(fèi)線上巡檢 Verification Stations 檢驗(yàn)工位3 Purpose of the 7 Diamond Process 7顆鉆石流程的目的 The 7 Diamond Process is a structured way of assessing our manufacturing process to determine whether of not it has failed to meet the quality standard demanded by our customers.7顆鉆石流程是一個(gè)構(gòu)建

3、好的評(píng)價(jià)我們的制造流程能否滿足了顧客顆鉆石流程是一個(gè)構(gòu)建好的評(píng)價(jià)我們的制造流程能否滿足了顧客所要求的質(zhì)量規(guī)范的一個(gè)方法所要求的質(zhì)量規(guī)范的一個(gè)方法47 Diamond Process 流程Responsibility責(zé)任責(zé)任Production第一步第一步 1Production第二步第二步2Production第三步第三步3Rel. Engineer/SQA/Supplier擔(dān)任的擔(dān)任的SQDE工程工程師師/供應(yīng)商供應(yīng)商 4CorrectProcess?正確的工藝正確的工藝CorrectTool?正確的工具正確的工具CorrectPart?正確的零件正確的零件Parts Quality?零件質(zhì)

4、量零件質(zhì)量Responsibility責(zé)任責(zé)任Process ControlManagers工藝控制擔(dān)任人工藝控制擔(dān)任人5aIs Engineering support required?能否需求工程方面的支持能否需求工程方面的支持Problem IdentifiedBegin Interrogation問(wèn)題定義問(wèn)題定義(開(kāi)場(chǎng)調(diào)查開(kāi)場(chǎng)調(diào)查)Responsibility責(zé)任責(zé)任QET PST (Lead)5bSMTRGM (Lead)6Statistical Engineering(Red X Strategies)統(tǒng)計(jì)工程統(tǒng)計(jì)工程(紅紅-X方法方法)7Will Process ChangeRe

5、solve?工藝更改能處理問(wèn)題嗎工藝更改能處理問(wèn)題嗎Product ChangeRequired?產(chǎn)品更改需求嗎？產(chǎn)品更改需求嗎？Hardy Perennial or Extremely ComplexProblem非常復(fù)雜的問(wèn)題非常復(fù)雜的問(wèn)題SQA - Supplier Quality AssuranceQET - Quality Engineering TeamPST - Plant Support TeamSMT- Systems Management TeamRGM - Reliability Growth Management5Review of Responsibility職責(zé)回想

6、 Diamonds 1-4Production & Reliability鉆石鉆石1-4 消費(fèi)消費(fèi)&可靠性可靠性 Filter 5aProcess Control Manager (PCM)5a 過(guò)濾過(guò)濾 工藝控制擔(dān)任人工藝控制擔(dān)任人 Diamond 5b-7Product Engineering鉆石鉆石5b-7 產(chǎn)品工程產(chǎn)品工程6Insert Sample CountermeasureCard Here此處插入對(duì)策卡樣卡77 Diamond Process Stages流程的各步驟Stages 1 & 2 of the process are used to dete

7、rmine if the Production organization is running the assembly process to design intent. 1、2步是用來(lái)確定消費(fèi)部門運(yùn)轉(zhuǎn)的裝配流程滿足設(shè)計(jì)內(nèi)容。步是用來(lái)確定消費(fèi)部門運(yùn)轉(zhuǎn)的裝配流程滿足設(shè)計(jì)內(nèi)容。 The initial investigation (Stage 1) is done where the defect was identified.最初的調(diào)查最初的調(diào)查(第一步第一步)應(yīng)在發(fā)現(xiàn)缺陷的地方開(kāi)場(chǎng)應(yīng)在發(fā)現(xiàn)缺陷的地方開(kāi)場(chǎng)Stage 2 is only used when the investigation i

8、n Stage 1 determined that the cause of the problem was from an upstream source. 第第2步只能當(dāng)?shù)谝徊降恼{(diào)查步只能當(dāng)?shù)谝徊降恼{(diào)查,確定問(wèn)題是來(lái)源其他方面時(shí)確定問(wèn)題是來(lái)源其他方面時(shí),才可開(kāi)場(chǎng)才可開(kāi)場(chǎng)If the process isnt being managed to design intent, then it must be corrected and validated, prior to asking for Engineering assistance.假設(shè)工藝沒(méi)有滿足設(shè)計(jì)內(nèi)容，當(dāng)需求工程方面的協(xié)助前，必需

9、進(jìn)展糾正并要有效。假設(shè)工藝沒(méi)有滿足設(shè)計(jì)內(nèi)容，當(dāng)需求工程方面的協(xié)助前，必需進(jìn)展糾正并要有效。Engineering referral (Stage 3) occurs when the manufacturing process does meet design intent and the problem still exists.當(dāng)制造過(guò)程滿足設(shè)計(jì)內(nèi)容并且問(wèn)題依然存在時(shí)，第當(dāng)制造過(guò)程滿足設(shè)計(jì)內(nèi)容并且問(wèn)題依然存在時(shí)，第3步開(kāi)場(chǎng)。步開(kāi)場(chǎng)。81 - Correct Process正確的過(guò)程 Are the correct Best People Practice sheets posted?能否有

10、正確的操作指點(diǎn)文件？ Are the Best People Practices being followed?能否執(zhí)行操作文件？ Is the operators Key Point Chart being followed?能否滿足關(guān)鍵操作點(diǎn)控制圖 Are the correct documents posted on the operation certification board? 能否在操作示板上有正確的文件 Is the job being performed to the PADs?能否按照PAD操作 Can any of these cause the problem?以下的

11、問(wèn)題有能夠產(chǎn)生問(wèn)題嗎？以下的問(wèn)題有能夠產(chǎn)生問(wèn)題嗎？Stages 1&2ProductionCorrects正確的消費(fèi)正確的消費(fèi)Production2Production3Rel. Engineer/SQA/Supplier 4CorrectProcess?正確的工藝過(guò)程正確的工藝過(guò)程CorrectTool?正確的工具正確的工具CorrectPart?正確的零件正確的零件Parts Quality?零件的質(zhì)量零件的質(zhì)量81 - Correct Process正確的過(guò)程 Has a mandatory sequence been identified? Is it being follow

12、ed? 能否強(qiáng)迫的操作序列號(hào)已識(shí)別，能否執(zhí)行了 Is the job being done the same on both shifts?在各班次中操作任務(wù)能否一致 Does the operator understand what the product standards are?操作者能否了解產(chǎn)品規(guī)范 Is it the regular operator? Has there been a lot of turnover on the job? 能否為固定操作工？能否此操作有很多輪換人員 Has the operator been properly trained?操作者能否正確培訓(xùn)過(guò)

13、 Are the visual aids current? 目前能否有目視化的輔助措施 Does the operator understand the quality outcomes of her/his job?操作者能否知道他/她的崗位的產(chǎn)品的輸出質(zhì)量 Does the operator know how to communicate when he/she has a problem?操作者能否知道當(dāng)他/她的崗位出現(xiàn)質(zhì)量問(wèn)題時(shí)如何傳送溝通訊息？Can any of these cause the problem?以下的問(wèn)題有能夠產(chǎn)生問(wèn)題嗎？以下的問(wèn)題有能夠產(chǎn)生問(wèn)題嗎？Stages 1

14、&2ProductionCorrects正確的消費(fèi)正確的消費(fèi)Production2Production3Rel. Engineer/SQA/Supplier 4CorrectProcess?正確的工藝過(guò)程正確的工藝過(guò)程CorrectTool?正確的工具正確的工具CorrectPart?正確的零件正確的零件Parts Quality?零件質(zhì)量零件質(zhì)量9 Are the correct tools & fixtures being used? (both shifts) 能否運(yùn)用正確的工具/夾具(各班次) Are the tools set to the specified tor

15、que? 工具能否設(shè)置成規(guī)定的扭矩 Are they properly calibrated?能否進(jìn)展適當(dāng)?shù)男?zhǔn) Are both shifts using the same tool? 能否各班次用同樣的工具 Are the bits or sockets worn?能否螺絲刀或套筒已磨損 Has an extra air hose been attached to the tool? 能否在工具上有多余的空氣管 Is the tool tied to the Andon system?工具能否與暗燈相連 Has the tool been put on Bypass?能否工具被旁路 Do

16、the tools & fixtures have mutilation protection?能否工具/夾具有損毀維護(hù) Has the workstation been error proofed? 工位能否有防錯(cuò)設(shè)備 Does the workstation layout allow the operator to work effectively? 能否工位的布置適宜操作者有效的任務(wù) Has the Preventive Maintenance been done? (check log) 能否進(jìn)展了預(yù)防性維修(檢查表) Are tools functioning correct

17、ly? 工具功能能否正確Stages 1&2ProductionCorrectsProduction1Production3Rel. Engineer/SQA/Supplier 4CorrectProcess?正確的工藝過(guò)程正確的工藝過(guò)程CorrectTool?正確的工具正確的工具CorrectPart?正確的零件正確的零件Parts Quality?零件質(zhì)量零件質(zhì)量2 - Correct Tool正確的工具Can any of these cause the problem?10 Is the Parts Routing current?零件的途徑能否正確 Are the corre

18、ct part numbers identified on the material racks?能否在料架上標(biāo)識(shí)有正確的零件號(hào) Are parts stocked in correct location on the rack?在料架上擺放位置能否正確 Do the part numbers on the boxes agree with the rack?包裝盒上零件號(hào)與料架上能否一致 Are all pull cards available?拉動(dòng)卡能否有效 Has a PAA been issued changing part usage?能否有零件用途改動(dòng)的PAA Has the PA

19、A expired?PAA能否過(guò)期 Is error proofing needed?能否需求防錯(cuò)措施 Is existing error proofing device working correctly? 能否已有的防錯(cuò)設(shè)備運(yùn)轉(zhuǎn)正確Stages 1&2Production1Rel. Engineer/SQA/Supplier 4CorrectProcess?正確的工藝過(guò)程正確的工藝過(guò)程ProductionCorrectsCorrectPart?正確的零件正確的零件Production2CorrectTool?正確的工具正確的工具Parts Quality?零件質(zhì)量零件質(zhì)量3 - C

20、orrect Part正確的零件Can any of these cause the problem?11The Reliability Engineer is responsible for determining if parts have changed and overall part quality. If parts quality (out of specification) is determined to be the problems root cause, then the RE will: write PR&Rs to notify the supplier t

21、hat there is a problem.可靠性工程師確定零件能否更矯正并對(duì)產(chǎn)品全部質(zhì)量擔(dān)任。假設(shè)由于零件質(zhì)量(超差)是根本緣由，那么應(yīng)：填寫PR&R通知供應(yīng)商： work with Supplier Quality to validate the corrections.同供應(yīng)商共同確認(rèn)糾正措施set up sorting operations and production will support sorting of material at the operation.采取挑選措施，制造應(yīng)支持在工位上的物料挑選 work with Group Leaders to valid

22、ate countermeasures or containment.同工段長(zhǎng)共同確認(rèn)對(duì)策和遏制措施If part variation within specification is the root cause, then the RE will:假設(shè)確認(rèn)零件在規(guī)范內(nèi)，那么RE應(yīng)：work with the supplier and SQA to move the part back to the needed range within the specification同供應(yīng)商共同任務(wù)，SQA將零件前往到規(guī)范內(nèi)需求的范圍work with Quality Engineering to de

23、termine if an Engineering Change is required to provide irreversible corrective action同質(zhì)量工程師協(xié)作，確定能否需求工程更改這種不能消除的糾正措施Stages 1&2Production1CorrectProcess?正確的工藝流程正確的工藝流程Rel. Engineer/SQA/SupplierPartsQuality?零件質(zhì)量零件質(zhì)量Production2CorrectTool?正確的工具正確的工具CorrectPart?正確的零件正確的零件Production34 - Part Quality零

24、件質(zhì)量12Diamonds 1-4 in Review鉆石1-4步回想Diamonds 1-4 are for evaluating the stability of the process. 1-4步用來(lái)評(píng)價(jià)工藝過(guò)程的穩(wěn)定性O(shè)nce a problem has been identified, the automatic response must be to immediately step thru diamonds 1-4.當(dāng)問(wèn)題被定義后，1-4步的擔(dān)任人員就自動(dòng)確定下來(lái)It must become inherent in our problem solving thought pro

25、cess.這些步驟是問(wèn)題處理過(guò)程中固定的流程Responsibility職責(zé)職責(zé)Process ControlManagers過(guò)程控制擔(dān)任人過(guò)程控制擔(dān)任人5aIs Engineering support required?能否需求工程的支持能否需求工程的支持135a - Engineering Filter 5a-工程過(guò)濾Is Engineering support required? 需求工程方面的支持嗎5a is a step to filter out and resolve less-complex issues before seeking help from Quality Eng

26、ineering.5a是一步過(guò)濾出并將不復(fù)雜的問(wèn)題在尋求質(zhì)量工程協(xié)助前處理The Process Control Manager is responsible for conducting initial studies prior to escalating the issue.過(guò)程控制擔(dān)任人擔(dān)任在提升問(wèn)題前指點(diǎn)初始研討These studies may include but are not limited to:這些研討應(yīng)包括但不局限在:Problem Definition Tree 問(wèn)題定義樹(shù)5 Whys 5個(gè)為什么 Statistical Process Control 統(tǒng)計(jì)過(guò)程控制

27、 Design of Experiment (DOE) 實(shí)驗(yàn)設(shè)計(jì)Shainin Techniques (quick & dirty) 技術(shù)(快速& 臟) If after the initial studies the cause of variation has not been determined, the issue is referred to Product Engineering. The problem definition tree is the minimum exit criteria to go from Diamond 5a to 5b. 假設(shè)經(jīng)過(guò)初始

28、研討，變差的產(chǎn)生緣由還沒(méi)有確定，就需求產(chǎn)品工程的支持。問(wèn)題定義樹(shù)是從5a-5b的根本方法。QualityEngineering質(zhì)量工程5aProblem Solving Toolbox 問(wèn)題處理工問(wèn)題處理工具箱具箱Project title: Poor adjustment of RR door panel 805-830Leader: Pedro Aranda AlfaroSponsor:Juan Carlos LiceaArea: VAETCoach: Leonardo Chvez salcedoInitial date: oct-04-2019Final date: oct-29-201

29、9Problem description:This month it was reported by the shipping lot in USA a problem of quality existed in the 805/830 vehicles. The problem is the poor adjustment in RR door panel.Projects statement:Find and improve the Red X that produce the poor adjustment in the RR door panel for the model 805/8

30、30 in Silao Assembly plant.Strategy:We initiated this project using the model to model strategy, because there was a good contrast and good leverage based on multi-vari see pag 6.Measurement system:As measurement system a Force gage was used.This measurement system passed the isoplot with DR=13.6, D

31、M=1.0 lbs, and DP=13.6 lbs (see page 4)Clue generation:Stage 1 shows that the Red X doesnt live in the process. The stage 2 shows that the Red X lives in the door panel. The pair comparison shows that the door molding is the part with the best contrast.Statistical confirmation:Once we detected the R

32、ed X candidate, I decided to do a B vs C six pack trial, in order to confirm the door molding is the influence to make the customer satisfaction. The six pack passed with 95% of confidence and end count of 6.Irreversible corrective action:To modified the flange 1.5 mm in length to keep a better posi

33、tion and avoid that the door panel take out of position.Improvements:Reduce warranty cost to repair the door panel caused by poor fit (loose) and eliminate the condition in 100% in vehicles 805/830 models. The amount of money from jul 01 to jul 02 was 11,084.77 USD.Lessons learned:We learned that is

34、 necessary looking other alternatives using other strategy when is not possible invest money but always focus to guarantee the customer enthusiasm, therefore this project is an example of this.Executive Summary 執(zhí)行總結(jié)工程標(biāo)題：右后門板調(diào)整不好工程標(biāo)題：右后門板調(diào)整不好(805/830(805/830車型車型) )。指點(diǎn)；指點(diǎn)； Pedro Adranda AlfaroPedro Ad

35、randa Alfaro發(fā)起人：發(fā)起人： Juan Carlos Licea Juan Carlos Licea區(qū)域：區(qū)域： VAET VAET教練：教練： Leonardo Chavez salcedo Leonardo Chavez salcedo起使日：起使日： 2019 2019年年1010月月4 4日日截止日：截止日：20192019年年1010月月2929日日問(wèn)題描畫：?jiǎn)栴}描畫： 本月收到報(bào)告，在美國(guó)有關(guān)于門飾板的質(zhì)量問(wèn)題，本月收到報(bào)告，在美國(guó)有關(guān)于門飾板的質(zhì)量問(wèn)題，右后門飾板調(diào)整不好。右后門飾板調(diào)整不好。(805/830(805/830型型) )工程綜述：工程綜述： 針對(duì)針對(duì)Li

36、laoLilao裝配廠裝配廠805/830805/830車型的右后門飾板，發(fā)現(xiàn)并車型的右后門飾板，發(fā)現(xiàn)并處理其配合不好的問(wèn)題。處理其配合不好的問(wèn)題。戰(zhàn)略：戰(zhàn)略： 我們起初運(yùn)用車型對(duì)車型戰(zhàn)略，由于多車之間有我們起初運(yùn)用車型對(duì)車型戰(zhàn)略，由于多車之間有很好的對(duì)比度和平衡關(guān)系。很好的對(duì)比度和平衡關(guān)系。( (見(jiàn)見(jiàn)第見(jiàn)見(jiàn)第6 6頁(yè)頁(yè)) )丈量系統(tǒng)：丈量系統(tǒng)：用測(cè)力計(jì)作為丈量系統(tǒng)。這種丈量系統(tǒng)經(jīng)過(guò)等量圖。用測(cè)力計(jì)作為丈量系統(tǒng)。這種丈量系統(tǒng)經(jīng)過(guò)等量圖。 (DR=13.6, M=1.0lbs, P=13.6lbs (DR=13.6, M=1.0lbs, P=13.6lbs見(jiàn)第見(jiàn)第4 4頁(yè)頁(yè) 線索產(chǎn)生：線索產(chǎn)生：

37、 階段階段1 1闡明紅闡明紅X X不在過(guò)程中。階段不在過(guò)程中。階段2 2闡明紅闡明紅X X產(chǎn)產(chǎn)生在門飾板處。成對(duì)比較闡明門型是成對(duì)比生在門飾板處。成對(duì)比較闡明門型是成對(duì)比較點(diǎn)。較點(diǎn)。統(tǒng)計(jì)確認(rèn)：統(tǒng)計(jì)確認(rèn)：一旦我們查到了候選的紅一旦我們查到了候選的紅X X，我們決議做，我們決議做B vs B vs C C六組數(shù)據(jù)比較，這是為了確認(rèn)門型影響客戶六組數(shù)據(jù)比較，這是為了確認(rèn)門型影響客戶稱心度。用稱心度。用6 6對(duì)數(shù)據(jù)進(jìn)展比較具有對(duì)數(shù)據(jù)進(jìn)展比較具有95%95%的可信的可信度和最大累加值為度和最大累加值為6.6.不可撤銷的糾正措施：不可撤銷的糾正措施：為使門邊緣加長(zhǎng)為使門邊緣加長(zhǎng)1.5mm1.5mm以保證正

38、確的位置不偏以保證正確的位置不偏離。離。改良措施：改良措施：減少保修費(fèi)用來(lái)修復(fù)由于配合不好產(chǎn)生的門減少保修費(fèi)用來(lái)修復(fù)由于配合不好產(chǎn)生的門飾板問(wèn)題，并且飾板問(wèn)題，并且100%100%消除消除803/805803/805車型的缺陷。車型的缺陷。學(xué)到的閱歷：學(xué)到的閱歷： 我們學(xué)到了我們學(xué)到了: :當(dāng)投資不會(huì)太多的情況下，用其當(dāng)投資不會(huì)太多的情況下，用其它戰(zhàn)略以尋求可選擇的方法處理問(wèn)題。但一它戰(zhàn)略以尋求可選擇的方法處理問(wèn)題。但一直要關(guān)注顧客熱忱。此工程便是一個(gè)這樣的直要關(guān)注顧客熱忱。此工程便是一個(gè)這樣的例子。例子。Project Definition Tree/工程定義樹(shù)工程定義樹(shù)G e o m e

39、tric /幾 何 特 性R H /右 側(cè)5 0 %F in d a n d e lim in a te th e R e d X th a t c a u s e sp o o r a d ju s tm e n t in th e R R d o o r p a n e l a t8 0 5 /8 3 0 m o d e ls /發(fā) 現(xiàn) 和 消 除 8 0 5 /8 3 0 車 型上 出 現(xiàn) 的 引 起 后 側(cè) 門 飾 板 調(diào) 整 困 難 的 紅 XB o th H /兩 側(cè)L H /左 側(cè)5 0 %R e a r d o o r/后 門1 0 0 %F ro n t d o o r/前

40、門0 %B o th /都 有E ffo rt to re le a s e th e d o o r p a n e l(lb s )車 門 飾 板 拆 卸 力 (磅 )O th e r/其 它E v e n t/事 件D e fe c t/缺 陷P h y s ic /物 理 特 性D o o r p a n e l lo o s e /車 門 飾 板 松 動(dòng)8 0 5 /8 3 0 m o d e ls 車 型Problem characterization問(wèn)題描畫Warranty condition/保修條件The problem is presented only in the re

41、ar door問(wèn)題只是在后側(cè)車門出現(xiàn)BASED: DISTRIBUTON LOT CAMPAINGBASED: DISTRIBUTON LOT CAMPAINGCURRENT: 100 % door panel 805830 models CURRENT: 100 % door panel 805830 models looseloose目前形狀：目前形狀：805/830805/830型車門飾板型車門飾板100%100%松動(dòng)。松動(dòng)。GOAL: eliminate 100% the poor fit.GOAL: eliminate 100% the poor fit.目的：目的：100%100%

42、消除不良的配合消除不良的配合Project statement工程綜述Need energy to release the trim door panel需求用力才干卸下門飾板Customer is calling the problem in both sides客戶如今對(duì)兩側(cè)都在埋怨Effort to release (lbs)/Effort to release (lbs)/釋放力釋放力( (磅磅) )Frequency頻率頻率051015202530354006121824303642CURRENT現(xiàn)有現(xiàn)有DESIRED希望希望M=1.19 lbs/磅Prosess過(guò)程Rest of

43、vehicle車輛其它部分Modified the flange 1.5 mm in length將法蘭在長(zhǎng)度上修改1.5厘米The Red X is the door moding thatis being installed in the trim panel紅X是被安裝在車門飾板內(nèi)的車門飾板飾件Molding door panel車門飾板飾件Rest of door車門其它部分Trim door panel車門飾板Parts零件Model 車型to 對(duì)Model 車型Other strategy其它策略P= 29 lbs磅Solution tree工程處理樹(shù)工程處理樹(shù)TARGET: El

44、iminate condition 100%目的：目的： 100%消除現(xiàn)有問(wèn)題消除現(xiàn)有問(wèn)題PASSED ISOPLOT DR=15.2 SEE PAG 4經(jīng)過(guò)等量圖驗(yàn)證 DR=15.2 參見(jiàn)第4頁(yè)P(yáng)ASSED STAGE 1 SO THE RED X DOESNT LIVE IN THE PROCESS SEE PAG # 7.經(jīng) 過(guò) 第 一 階 段 驗(yàn) 證 ， 因 此 紅 X 不 在 裝 配 過(guò) 程 中 ， 參 見(jiàn) 第 7 頁(yè) 。THE COMPONENT SEARCH STAGE 2 SHOWS THAT THE RED X DOES NOT LIVE IN THE TRIM DOOR P

45、ANEL SO LIVES IN THE REST OF THE DOOR PANEL. SEE PAG # 7./零部件分析階段2顯示紅X不是由車門內(nèi)飾板呵斥的,所以應(yīng)是由車門板的其他部分引起的,見(jiàn)7頁(yè).PAIR COMPARISON SHOWS THAT THE DOOR PANEL MOLDING HAS THE CHARACTERISTIC THAT PRODUCE THE DIFFERENCE SEE PAG 9/ 配對(duì)對(duì)比顯示車門飾板飾件有呵斥差別的特征，參見(jiàn)第9頁(yè)THIS IS THE BEST STRATEGY BASED ON MULTIVARI SEE PAG 5.這是基于

46、多重變換比較得出的最正確戰(zhàn)略，參見(jiàn)第5頁(yè)。PASSED B vs C WHERE IT SHOWS THAT THE DOOR MOLDING KEEP IN POSITION THE DOOR PANEL SEE PAG 10, BUT WE CHOICE OTHER CHARACTERISTIC THAT KEEP IN POSITION THE DOOR PANEL AND WITOUT INVEST MONEY SEE PAG 11 & 13.經(jīng)過(guò)BC對(duì)比實(shí)驗(yàn)，顯示車門飾板飾件可以使車門飾板堅(jiān)持正確位置，見(jiàn)第10頁(yè)。但是我們選擇可以保證車門飾板位置并且不用添加投資的其它特性，參

47、見(jiàn)第11和13頁(yè)。Frequency頻率頻率GREEN Y RUN CHART SEE PAG 17/綠Y字流程圖參見(jiàn)第17頁(yè)。051015202530354006121824303642DESIRED希望希望CURRENT現(xiàn)有現(xiàn)有BASED: DISTRIBUTON LOT CAMPAINGEffort to release (lbs)Effort to release (lbs)釋放力釋放力( (磅磅) )M = 1.0 lbsM = 1.0 lbsP = 13.6 lbsP = 13.6 lbsR = 13.6R = 13.6Passed Isoplot Passed Isoplot I

48、soplotA Force gage was usedas the measurement system拉力計(jì)作為丈量工具拉力計(jì)作為丈量工具經(jīng)過(guò)ISOPLOT評(píng)價(jià)POINT TOPOINTThere are no contrast in this strategy there are no difference.There is a good contrast but the leverage is not enough because we dont have tools to measure it.This strategy provide good contrast and the be

49、st leverage based on multi-vari chart see pag 6There are no contrast through the timeStrategy diagram PLANT TOPLANTMODEL TOMODELTRUCK TOTRUCKSIDE TOSIDESAME PANELSAME PLANTSAME MODELSAME TRUCKThere is a contrast between truck to truck and good leverage but the contrast is not enough based on multi-v

50、ari see page 6.EVENT TOEVENTSAME POINTThere are no contrast in this strategy there are no difference event to event.戰(zhàn)略圖事件對(duì)事件同一個(gè)點(diǎn)點(diǎn)對(duì)點(diǎn)同一塊扳同一側(cè)對(duì)同一側(cè)同一臺(tái)車車對(duì)車同一型號(hào)型號(hào)對(duì)型號(hào)同一個(gè)工廠工廠對(duì)工廠在這個(gè)對(duì)比中,無(wú)差別.在這個(gè)對(duì)比中,無(wú)差別.在這個(gè)對(duì)比中,有差別.但無(wú)丈量工具.在車與車的對(duì)比中,有差別.但不能滿足MULTI-VARI的要求.在這個(gè)對(duì)比中,有差別.且能滿足MULTI-VARI的要求.在這個(gè)對(duì)比中,無(wú)差別.51015202530354045501

51、4710131619222528313437404346495255586164677073767982858891Multi - variNOTE: This graphic shows that the best contrast is model to model.SideTruck1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31EFFORT TO TAKE OFF (lbs)R L R L R L R L R L R L R L R L R L R L R L R L

52、R L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R LCustomer satisfaction limitBOBWOWModelC C C C A A A A A A A A A A A S S S S S S S S S S S S S S S SNOTE: S: SUBURBAN 830 MODEL A: AVALANCHE 805 MODEL C: CADILLAC 806 MODEL注:SAC三種車型最好最壞顧客的稱心底線顧客的稱心底線注:此圖顯示出在型號(hào)與型號(hào)的對(duì)比中有最大的差別.松脫力

53、(磅)Component searchNOTE: This graphic shows that the Red X suspect does not live in the process because it passed the stage #1. The stage 2 shows that the Red X suspect does not live in the seal window. So the Red X suspect lives in the molding door panel.48.416.27.54746.348.246.647.546.87

54、.0102030405060OriginalR1 & R1 (Door Panel)R2 & R2 (Door Panel)R3 & R3 (Door Panel)Seal WindowDoor PanelMolding door panelHomeEffort (lbs)BOBWOWSTAGE 1STAGE 2第一階段第二階段最好最壞原形狀第一次拆裝第二次拆裝第三次拆裝門窗密封條門飾板門飾板飾條鉸鏈注:這個(gè)圖顯示由于經(jīng)過(guò)了第一階段的實(shí)驗(yàn),所以RED X不是由操作呵斥.第二階段的實(shí)驗(yàn)顯示門窗密封條不是RED X,門飾板飾條是RED X要素查找要素查找

55、規(guī)那么規(guī)那么Rule 1.Rule 1.There are complete separation between the BOB and There are complete separation between the BOB and WOW values.WOW values.將最好和最壞的值完全分開(kāi)將最好和最壞的值完全分開(kāi)規(guī)那么規(guī)那么Rule 2. DYV1RRule 2. DYV1R設(shè)設(shè)Where: Where: R= RBOB + RWOW R= RBOB + RWOW 2 2那么那么thenthenRBOB=1.9RBOB=1.9RWOW=1.2RWOW=1.2R= 1.9 +

56、1.2 = 3.1 = 1.55.R= 1.9 + 1.2 = 3.1 = 1.55. 2 2 2 2DY = YBOB - YWOW = 46.8 - 8.1 = DY = YBOB - YWOW = 46.8 - 8.1 = 38.7 38.7 假設(shè)假設(shè)ififDY V1RDY V1R那么那么then then 38.7 (0.89) (1.55) 38.7 (0.89) (1.55)所以所以soso 38.7 1.38 38.7 1.38 所以滿足規(guī)那么所以滿足規(guī)那么1 1和規(guī)那么和規(guī)那么2 2的要求的要求so passed Rule 1 so passed Rule 1 and Rul

57、e 2and Rule 2經(jīng)過(guò)問(wèn)題為每個(gè)單元設(shè)定斷定極限經(jīng)過(guò)問(wèn)題為每個(gè)單元設(shè)定斷定極限Set decision limits for each unit by using the questions:Set decision limits for each unit by using the questions:DLBOB= YBOB + V2RDLBOB= YBOB + V2RDLWOW= YWOW + V2RDLWOW= YWOW + V2R那么那么Then Then udl = 48.83 udl = 48.83 DLBOB = 46.8 + 1.31 (1.55) = DLBOB =

58、46.8 + 1.31 (1.55) = ldl = 44.77 ldl = 44.77 udl = 10.13 udl = 10.13 DLWOW = 8.1 + 1.31 (1.55) = DLWOW = 8.1 + 1.31 (1.55) = ldl = 6.07 ldl = 6.07 結(jié)果結(jié)果ResultsResultsCARACTERISTICABOB(144794)WOW(145644)BOB(145190)WOW(145687)BOB(144542)WOW(145688)BOB(144721)WOW(144934)BOB(144614)WOW(144966)Gree Y34.59

59、.746.343.49.730.512.1門飾件門飾件Door moldingYESNOYESNOYESNOYESNOYESNOPaired Comparison備注備注NOTE: We consider that the door panel molding is the Red X candidate in the pair NOTE: We consider that the door panel molding is the Red X candidate in the pair comparison because is the only difference

60、between panel to panel. In 805/830 vs 806 comparison because is the only difference between panel to panel. In 805/830 vs 806 models.models.我們以為門板裝飾件是能夠的我們以為門板裝飾件是能夠的Red X, Red X, 由于在車型由于在車型805/830 805/830 和和 車型車型806806對(duì)比后只需門板有差對(duì)比后只需門板有差別。別。WOWWOWBOBBOBDOOR MOLDINGRED X CANDIDATEPassed B vs C with 95% of confidence that the molding door panel is Passed B vs C wit