Designing Capable and Reliable Products Episode 3 pdf

... of: P f  30 Â 10 ÿ6  2  9 Â 10 ÿ10 2: 13 Again, this standard aligns with the costs of failure analysis below. Figure 2.19 Typical FMEA Occurrence Ratings (O) 68 Designing capable components and ... optimal ®t and function of the components. 2 .3. 1 Design for assembly techniques Early work looking at designing products for mechanized assembly started over 30 years ago (Boo...

Ngày tải lên: 13/08/2014, 08:21

... design and manufacture of reliable products (Amster and Designing for reliability 33 . Veri®cation techniques which verify and evaluate the quality of solutions in relation to the speci®cation 3 q. There ... machine/process by virtue of its design, construction and the nature of its 38 Designing capable components and assemblies 2 Designing capable components and...

Ngày tải lên: 06/08/2014, 15:21

... requirements and will inevitably present problems using 92 Designing capable components and assemblies Figure 2 .37 Telescopic lever assembly analysis for Design A 96 Designing capable components and assemblies Example ... illustrated. Case studies 89 90 Designing capable components and assemblies Figure 2 .33 Conformability matrix example Objectives, application and g...

Ngày tải lên: 06/08/2014, 15:21

... R A R B 30 Â60 Â 5 30 5.2 45.1 34 6.9 50.8 0.648724 0 .33 039 1 30 Â60 Â 6 264.2 39 .2 ÿ297.0 43. 6 0.918951 0.71 531 9 50 Â65 Â 5 211.1 31 .2 ÿ264.8 38 .8 0.999299 0.918648 50 Â65 Â 6 1 83. 0 27.0 ÿ225.9 32 .9 ... ÿ0.7 53 147.8 8 0.2581 ÿ0.649 147.8 9 0.29 03 ÿ0.552 147.8 10 0 .32 26 ÿ0.460 147.8 11 0 .35 48 ÿ0 .37 2 149 .3 12 0 .38 71 ÿ0.287 150 .3 13 0.4192 ÿ0.204 150 .3 14 0....

Ngày tải lên: 06/08/2014, 15:21

... processes Sand casting ± Steel and iron Sand casting ± Copper alloys Sand casting ± Aluminium and magnesium alloys Shell moulding ± Steel, iron and copper alloys Shell moulding ± Aluminium and magnesium ... suppliers and possibly fewer quality problems . Systematic component costing and process selection . Improved yields . Lower component and assembly costs . Standardize compon...

Ngày tải lên: 06/08/2014, 15:21

... roughness 0.8 (mm Ra) Process capability index C pk  4 :31 Process capability index C p  4 :33 Manufacturing variability risk q m  1:02 33 6 Appendix V Component name Lamp holder bracket Calculation ... index C pk  4: 53 Process capability index C p  4:7 Manufacturing variability risk q m  1:1 33 8 Appendix V Sheet N Plastic moulding processes See material key and notes. Appendix...

Ngày tải lên: 06/08/2014, 15:21

... manufacturing industry. In Chapter 4, a probabilistic design x Preface Designing Capable and Reliable Products Designing Capable and Reliable Products J.D. Booker University of Bristol, UK M. Raines K.G. ... Objectives, application and guidance for an analysis 2.7 Case studies 2.8 Summary 3 Designing capable assembly stacks 3. 1 Introduction 3. 2 Background 3....

Ngày tải lên: 06/08/2014, 15:21

... of FMEA in designing capable and reliable products In light of the above arguments, it has been found that there are two key techniques for delivering quality and reliability in new products: ... (Kotz and Lovelace, 1998; Vasseur et al., 1992). Making the product robust to variation is the driving force behind designing capable and reliable products, lessens the need f...

Ngày tải lên: 06/08/2014, 15:21

... q m and C pk and (b) q m and C p (with 95% con®dence limits) 58 Designing capable components and assemblies metal, pipes, wires and a variety of other components held together by nuts, bolts and rivets. ... optimal ®t and function of the components. 2 .3. 1 Design for assembly techniques Early work looking at designing products for mechanized assembly started over 30 y...

Ngày tải lên: 06/08/2014, 15:21

... methodology 74 Designing capable components and assemblies A standard for the minimum acceptable process capability index for any component/characteristic is normally set at C pk  1 :33 , and this standard ... Analysis procedure ¯owchart 78 Designing capable components and assemblies Figure 2 .30 Variability risks table for the ®xing bolt assembly 84 Designing capable comp...

Ngày tải lên: 06/08/2014, 15:21