当前位置:首页 >> 生产/经营管理 >>

11 Quality - Problem Solving Tools


Slide 1

___________________________________ ___________________________________

Appendix 1
Problem Solving Tools

___________________________________ ___________________________________ ___________________________________ ___________________________________

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

TBM Consulting Group, Inc. is the sole licensee of LeanSigma, a service mark of Maytag Corporation.

___________________________________

Slide 2

Problem Solving Tools
? 5W1H ? Check Sheets ? Pareto Diagrams ? Cause/Effect Diagram

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

2

___________________________________

Slide 3

5W1H
? What data was collected ? Why was it collected ? When was it collected ? Who collected it ? Where was it collected from ? How will we use the data
Use the 5W1H methodology to grasp the current situation through good, useful data collection
skb Revised: 1/02 ? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________
3

___________________________________

Slide 4

Check Sheets
The check sheet is a form, in diagram or table format, that is prepared in advance with the known defect type information. It is used to record defects simply by making a check mark on the form.

___________________________________ ___________________________________ ___________________________________ ___________________________________

Purpose of Check Determine # of occurrences of known defects Determine type of defect by day, operator, machine, etc. Determine where defect occurs Determine variation in dimensions, weight, temp., etc.
skb Revised: 1/02

Type of Check Sheet Defective item check sheet Defect factor check sheet Defect position check sheet Process variation check sheet
? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________ ___________________________________
4

___________________________________

Slide 5
Defect Item Bad Rubber Cracks

Defective Item Check Sheet
Day Mon Tues Wed Thu Fri Total 19 11 8 10 3 9 15 9 11 13 12 60

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________
5

Poor Adhesion Voids Cuts Other Totals

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________

Slide 6

Check Sheets
Defect Factor Check Sheet

___________________________________ ___________________________________

Mach # 475 Prs.

Die # 421A 422A 421A 422A

Mon

Tue

Wed

Thu

Fri

Totals 9 5 11 9

___________________________________ ___________________________________ ___________________________________ ___________________________________

470 Prs.

30

- Thickness Variation - Cracks - Surface Scratches - Other

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

6

___________________________________

Slide 7

Pareto Diagrams
How to make a Pareto Diagram: Step 1: Decide which items to study and collect data.

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________

Defective Items Bad Rubber Cracks Poor Adhesion Voids Cuts Other

Number of Defects 19 11 8 10 3 9

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

7

___________________________________

Slide 8
Step 2: Tabulate data and calculate the cumulative number
No. 1 2 3 4 5 6 Defective Items Bad Rubber Cracks Voids Poor Adhesion Cuts Other Total # of Defects 19 11 10 8 3 9 60 Cumulative 19 30 40 48 51 60 60
8

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

Slide 9
? Step 3: Draw the horizontal and vertical axes ? Step 4: Display the data as a bar graph ? Step 5: Draw the cumulative curve
60 50 40 30 20 10

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________
Bad Rubber
skb Revised: 1/02

Cracks Voids

Poor Adhes'n

Cuts

Other

___________________________________
9

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________

Slide 10
? Step 6: Create a percent scale on the right vertical axis ? Step 7: Label the diagram ? Step 8: Examine and understand the data
150

___________________________________ ___________________________________ ___________________________________
100% 120 80 90 60

___________________________________ ___________________________________ ___________________________________
10

60 42 37 30 21 17 14 10 20 40

1

2

3

4

5

6

skb

Revised: 1/02

? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________

Slide 11

Downtime Check Sheet and Pareto Chart
Downtime Reason Part misfeeds Vision system shutdown Lack of parts Limit switch Part jam ups Other / Day 1 10 5 2 11 2 6 2 6 6 4 6 3 3 3 12 4 3 8 3 2 4 9 2 2 5 2 4 5 5 4 3 7 2 Total 42 21 14 37 10 17 Rank 1 3 5 2 6 4

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________
11

150 100% 120 80 90 60 60

42 37

40

30

21 17 14 10

20

1
skb

2

3

4

5

6
? 2002 TBM Consulting Group, Inc. All Rights Reserved.

Revised: 1/02

___________________________________

Slide 12

Downtime Cause & Effect Diagram
Feeder Track Burrs Width Variation Alignment Friction Part Dimension

___________________________________ ___________________________________ ___________________________________

Part Misfeeds
Vibration

___________________________________ ___________________________________ ___________________________________
12

RPM Tolerance Dust/Dirt Worn Gears Timing
skb Revised: 1/02

Environment
? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________

Slide 13

Developing the Diagram and Countermeasures
1. List all known causes 2. Establish major cause categories (Relations Diagram) 3. Categorize minor causes on Fishbone chart 4. Brainstorm countermeasures 5. Test, trial and measure results of countermeasures 6. Standardize improvements (procedures, standards)
skb Revised: 1/02 ? 2002 TBM Consulting Group, Inc. All Rights Reserved.

___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________ ___________________________________

13

___________________________________


相关文章:
5 WHY -Problem Solving Process
He informed Sam (the team leader) of the quality problem and asked him ...s comprehensive of entire system Page 11 5-WHY PROBLEM SOLVING PROCESS ...
5 Why Problem Solving Process
He informed Sam (the team leader) of the quality problem and asked him ...s comprehensive of entire system Page 11 5-WHY PROBLEM SOLVING PROCESS ...
SAT考试数学练习题第九套 SAT problem solving practic...
SAT考试数学练习题第九套 SAT problem solving practice test 9_英语考试_外语...E. 7 8 9 10 11 10. Rectangle ABCD has a perimeter of 26. The half...
8D (eight disciplines) problem solving process
National Semiconductor uses the 8D Problem Solving Process to identify, correct and eliminate the recurrence of quality problems. 8D is a problem-solving ...
Take-Home Problem Solving and Essay Questions
Operations Management by Ma Fengcai Operations Management Homework Assignments Take-Home Problem Solving and Essay Questions Problem #1-Decision Science (Module...
How to Solve the Problem of Heavy Traffic
How to Solve the Problem of Heavy Traffic_英语考试_外语学习_教育专区 暂无评价|0人阅读|0次下载|举报文档 How to Solve the Problem of Heavy Traffic_英语...
留学生就业行为面试攻略Problem solving
留学生就业行为面试攻略Problem solving - 海归求职网(www.haiguiqiuzhi.com)-专注留学生海归求职培训辅导服务 留学生就业行为面试攻略 Problem sol...
How to Solve the Energy Problem
How to Solve the Energy Problem_英语学习_外语学习_教育专区。当前世界能源危机着人类社会的进步发展,我们需要从小事做起节约能源。 ...
北交大激光原理 第2章 Suggests for solving problems
北交大激光原理 第2章 Suggests for solving problems_理学_高等教育_教育专区...2? ? c (10) ne2 1 将(3)(4)(5)代入(9)(10)可得:G=(11) 2 m...
My View On How To Solve Drug Problem
My View On How To Solve Drug Problem Nowadays, globalization of drug problem poses threat on our survival and development, which cannot be ignored. It’...
更多相关标签: