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What is the relation between product tolerance and product variation?

What is the relation between product tolerance and product variation?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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What is the relation between product tolerance and product variation? 

Question 4 1. What is relation between product tolerance (engineering tolerance) and process variation.? Explain in some details showing some representation. 2. Analyze the following study in terms: (a) Components of variations and their contributions (b) X Chart and R Chart Components of Variation DATA by PARTS 100 11.14 % Contribution % Study Var Tolerance 50- 11.12 11.10 2 3 8 10 Gage R&R Repeat Reprod Part-to-Part PARTS R Chart by OPERATOR DATA by OPERATOR One Two Thưee UCL-0.01188 11.14 4 0.010- 11.12 0.005 R-0.00462 11.10 0.000 La-0 Theee Twe OPERATOR Xbar Chart by OPERATOR One Two Thưee OPERATOR * PARTS Interaction 11.14 11.14 OPERATOR One - Two Three UCL-11.12530 X-11.12057 11.12 11.12 La-11.11585 11.10 11.10- 5 6 PARTS 4 8 9 10 3. Calculate the process capability (show your method). Is it acceptable? Comment on this result. Process Capability SnapShot Cpk Chart X Chart LSL USL 140 130 UCL- -30 30 120 110 x 100 90 80 70 LCL 60 40 60 80 100 120 140 160 Normal Probability Plot (AD -0.286, p=0.624) Moving Range Chart 40-UCL 30 20 10 75 80 85 90 95 100 105 110 115 120 125 130 Sample Mean Sample Range Percent
Transcribed Image Text:Question 4 1. What is relation between product tolerance (engineering tolerance) and process variation.? Explain in some details showing some representation. 2. Analyze the following study in terms: (a) Components of variations and their contributions (b) X Chart and R Chart Components of Variation DATA by PARTS 100 11.14 % Contribution % Study Var Tolerance 50- 11.12 11.10 2 3 8 10 Gage R&R Repeat Reprod Part-to-Part PARTS R Chart by OPERATOR DATA by OPERATOR One Two Thưee UCL-0.01188 11.14 4 0.010- 11.12 0.005 R-0.00462 11.10 0.000 La-0 Theee Twe OPERATOR Xbar Chart by OPERATOR One Two Thưee OPERATOR * PARTS Interaction 11.14 11.14 OPERATOR One - Two Three UCL-11.12530 X-11.12057 11.12 11.12 La-11.11585 11.10 11.10- 5 6 PARTS 4 8 9 10 3. Calculate the process capability (show your method). Is it acceptable? Comment on this result. Process Capability SnapShot Cpk Chart X Chart LSL USL 140 130 UCL- -30 30 120 110 x 100 90 80 70 LCL 60 40 60 80 100 120 140 160 Normal Probability Plot (AD -0.286, p=0.624) Moving Range Chart 40-UCL 30 20 10 75 80 85 90 95 100 105 110 115 120 125 130 Sample Mean Sample Range Percent
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