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ty 能夠刺激需求的質(zhì)量Page 25Kano抯 ModelKano質(zhì)量+Exciting能夠刺激需求的質(zhì)量1D 維質(zhì)量Basic基本質(zhì)量Degree of Execution實(shí)施程度Degree of CustomerSatisfaction客戶滿意程度Page 26Kano抯 ModelKano 模型+Some features of Kano抯 model:Kano模型的一些特點(diǎn):4 it is market/customer dependent由市場(chǎng)和客戶決定4 it is dynamic動(dòng)態(tài)模型Page 27A Product抯 Features and Characteristics fulfill the Requirements產(chǎn)品的特點(diǎn)和性能符合各項(xiàng)要求+ A goal in DESIGN is to identify the important product characteristics, and then to identify a Target Value for each of them in order to satisfy customer requirements and make the product durable, reliable, robust, and manufacturable. 設(shè)計(jì)的目的是確定重要的產(chǎn)品特性,然后確定每一特性應(yīng)達(dá)到的目標(biāo)值,以滿足客戶要求,并使產(chǎn)品經(jīng)久耐用,使用可靠,結(jié)實(shí)堅(jiān)固,便于制造。This is doing the right thing.這樣做是對(duì)的。Page 28+ In MANUFACTURING, we control and monitor our process to assure that the important product characteristics stay on target and the products e out the way they were designed. 在制造過程中,我們應(yīng)當(dāng)控制和監(jiān)督工藝流程,以保證重要的產(chǎn)品特性符合 “目標(biāo)要求 ”,并使所制造的產(chǎn)品達(dá)到設(shè)計(jì)標(biāo)準(zhǔn)。This is doing things right.這樣做是對(duì)的。Page 29Quality isMinimizing Loss to Society質(zhì)量就是盡量減少給社會(huì)造成的損失(The second part of the definition.)(第二部分定義 )Page 30Loss Function損失函數(shù)When a product characteristic is OFF TARGET, not only does the product39。s consumer lose, because he/she is dissatisfied, but society loses as well, due to 當(dāng)某個(gè)產(chǎn)品的特性不符合規(guī)定的要求時(shí),這不僅會(huì)給感到不滿意的產(chǎn)品用戶造成損失,而且還會(huì)給社會(huì)造成損失。因?yàn)椋?more scrap in the plant。工廠廢品增加;+shorter product life, resulting in landfill。產(chǎn)品壽命縮短,用完就扔掉;+inefficiency, resulting in wasted energy resources。效率不高造成能源浪費(fèi);Page 31Loss Function損失函數(shù) +noise, vibration, and pollution, resulting in irritation.噪音、振動(dòng)和污染令人煩惱;+There are other examples as well. 還可以舉出其它的例子。 Page 32Loss Function損失函數(shù)+Taguchi gives a method for depicting and quantifying the loss to society for a single product and for an entire production run. His method is the loss function.田口提供了一種描述和量化 “社會(huì)損失 ”的方法。這種方法既適用于單一產(chǎn)品,也適用于整個(gè)生產(chǎn)過程,這就是損失函數(shù)法。Page 33Loss Function損失函數(shù)Target目標(biāo)Loss損失Page 34Loss Function損失函數(shù)USL規(guī)格上限LSL規(guī)格下限UCL控制上限LCL控制下限Loss損失Product Characteristic產(chǎn)品特性Just meeting specs or control limits is not good enough!僅僅符合規(guī)格或未超出控制限度是很不夠的!Page 35Steps for Producing Quality保證質(zhì)量的步驟+ Find or Create a Market Need了解或創(chuàng)造市場(chǎng)需求+ Define the Requirements for the Product確定對(duì)產(chǎn)品的要求+ Design the Product for Quality:設(shè)計(jì)產(chǎn)品,確保質(zhì)量:4 Synthesize the Design for Quality, Reliability, Robustness (Concept Design and Selection)在設(shè)計(jì)過程中,綜合考慮產(chǎn)品質(zhì)量、可靠性、耐用性(概念設(shè)計(jì)和選擇 )Page 36Steps for Producing Quality保證質(zhì)量的步驟4 Define the Target Values for the Product Characteristics (Detail Design)確定產(chǎn)品特性的目標(biāo)值 (詳細(xì)設(shè)計(jì) )+ Reduce Variation in manufacturing around the Target Values在產(chǎn)品制造過程中減少偏離目標(biāo)值的偏差+ Continual Improvement of the Product不斷改進(jìn)產(chǎn)品質(zhì)量Page 37Quality Function DeploymentSummary (so far)質(zhì)量功能提要 (迄今為止 )1. Introduction 導(dǎo)言2. QFDA way of thinking QFD 一種思維方式Quality: some traditional definitions質(zhì)量: