DMAIC详解
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Define Phase
Define
A. Identify Project CTQs Deliverable: Identify Customer(s) and Project CTQs Measure Analyze Improve Control C. Define Process Map Deliverable: High Level Process Map Connecting the Customer to the Process
Deliverable: Determine Specification Limits For Your Y Tools: Data Types Discrete vs Continuous Data Minitab Introduction
Analyze Phase
Define
4. Establish Process Capability Deliverable: Baseline Current Process Tools: Basic statistics Graphical Analysis Sampling Continuous Zst, Zlt Normality Discrete Zst, Zlt
10. Validate Measurement System on X’s in Actual Application
Deliverable: Measurement System is Adequate to Measure X’s Tools: See Step 3
11. Determine Process Capability
9. Establish Operating Tolerances
Deliverable: Specify Tolerances on the Vital Few X’s. Tools: Simulation
Control Phase
Define Measure Analyze Improve Conocess Control
Deliverables: Develop and Implement Process Control Plan Tools: Control charts Mistake Proofing FMEA
Deliverables: Determine PostImprovement Capability and Performance Confirm the Improvement Goal Has Been Realized Tools See Step 4
Improve Phase
Define Measure Analyze
Improve
Control
7. Screen Potential Causes
Deliverable: Determine the Vital Few X’s That Are Causing Changes in Y. Tools: Screening DOE Action WO VSM (To Be)
B. Develop Team Charter
Deliverables: 1) Develop The Business Case 2) Develop The Problem and Goal Statements 3) Determine Project Scope 4) Select Team & Define Roles 5) Set Project Milestones
8. Discover Variable Relationships
Deliverables: 1) Establish Transfer Function Between Y and Vital Few X’s. 2) Determine Optimal Setting for the Vital Few X’s. 3) Perform Confirmation Runs. Tools: Factorial Designs LEAN Tools
Deliverable: List of Statistically Significant X’s, Chosen Based on Analysis of Historical Data Tools: Graphical Analysis Hypothesis Testing Regression Analysis Lean VSM (As Is)
Measure Phase – Focus on Steps 1&2
Define
Measure
2.
Analyze
Improve
Control
1. Select CTQ Characteristics Deliverable: Identify Measurable CTQ That Will Be Improved Tools: QFD FMEA Process Mapping
Measure
5.
Analyze
Improve
6.
Control
Identify Variation Sources
Define Performance Objectives
Deliverable: Statistically Define the Goal of the Project Tools: Benchmarking
Define Performance Standards
3. Measurement System Analysis Deliverable: Measurement System Adequate to Measure Y Tools: Continuous Gage R&R Test/Retest Attribute Gage R&R
Define
A. Identify Project CTQs Deliverable: Identify Customer(s) and Project CTQs Measure Analyze Improve Control C. Define Process Map Deliverable: High Level Process Map Connecting the Customer to the Process
Deliverable: Determine Specification Limits For Your Y Tools: Data Types Discrete vs Continuous Data Minitab Introduction
Analyze Phase
Define
4. Establish Process Capability Deliverable: Baseline Current Process Tools: Basic statistics Graphical Analysis Sampling Continuous Zst, Zlt Normality Discrete Zst, Zlt
10. Validate Measurement System on X’s in Actual Application
Deliverable: Measurement System is Adequate to Measure X’s Tools: See Step 3
11. Determine Process Capability
9. Establish Operating Tolerances
Deliverable: Specify Tolerances on the Vital Few X’s. Tools: Simulation
Control Phase
Define Measure Analyze Improve Conocess Control
Deliverables: Develop and Implement Process Control Plan Tools: Control charts Mistake Proofing FMEA
Deliverables: Determine PostImprovement Capability and Performance Confirm the Improvement Goal Has Been Realized Tools See Step 4
Improve Phase
Define Measure Analyze
Improve
Control
7. Screen Potential Causes
Deliverable: Determine the Vital Few X’s That Are Causing Changes in Y. Tools: Screening DOE Action WO VSM (To Be)
B. Develop Team Charter
Deliverables: 1) Develop The Business Case 2) Develop The Problem and Goal Statements 3) Determine Project Scope 4) Select Team & Define Roles 5) Set Project Milestones
8. Discover Variable Relationships
Deliverables: 1) Establish Transfer Function Between Y and Vital Few X’s. 2) Determine Optimal Setting for the Vital Few X’s. 3) Perform Confirmation Runs. Tools: Factorial Designs LEAN Tools
Deliverable: List of Statistically Significant X’s, Chosen Based on Analysis of Historical Data Tools: Graphical Analysis Hypothesis Testing Regression Analysis Lean VSM (As Is)
Measure Phase – Focus on Steps 1&2
Define
Measure
2.
Analyze
Improve
Control
1. Select CTQ Characteristics Deliverable: Identify Measurable CTQ That Will Be Improved Tools: QFD FMEA Process Mapping
Measure
5.
Analyze
Improve
6.
Control
Identify Variation Sources
Define Performance Objectives
Deliverable: Statistically Define the Goal of the Project Tools: Benchmarking
Define Performance Standards
3. Measurement System Analysis Deliverable: Measurement System Adequate to Measure Y Tools: Continuous Gage R&R Test/Retest Attribute Gage R&R