Nokia过程能力培训资料
诺基亚n78培训资料
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Nokia过程能力培训资料
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11 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
• Common Causes:
–Causes that are implemented in the process due
to the design of the process, and affect all outcomes of the process
–Identifying these types of causes requires
1 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Contents
Section
Heading / Description
1 Variation, Tolerances and Dimensional Control 2 Population, Sample and Normal Distribution 3 Cp and Cpk Concept 4 Use of the NMP Data Collection Spreadsheet 5 Confidence of Cpk
过程能力培训材料
过程能力培训材料在当前竞争激烈的职场环境中，过程能力的培养对于个人的职业发展尤为重要。
过程能力不仅包括项目管理能力、团队合作能力等，还涉及到与他人有效沟通和决策能力等方面。
在本次培训中，我们将重点讲解过程能力的相关概念和培养方法，帮助参训者提升个人的职业素养和能力水平。
一、过程能力概述过程能力指一个人在工作中运用各种知识和技能进行职业发展的能力。
它更侧重于对于过程的掌控和把握，而非结果的评判。
过程能力的培养可以帮助个人更好地组织和管理工作，提高工作效率和质量。
二、过程能力的重要性1. 适应快速变化的职场环境。
在当前竞争激烈的职场中，过程能力的培养可以使个人具备更好的应变能力，能够快速适应工作需求的变化。
2. 增强个人的项目管理能力。
过程能力的核心之一是项目管理能力，掌握项目管理的基本方法和技巧可以提高个人的工作效率和项目成功率。
3. 提升团队合作能力。
过程能力的培养能够促进个人与他人之间的合作和沟通，加强团队的凝聚力和协作效果。
三、过程能力的培养方法1. 学习与实践相结合。
通过学习过程能力的相关理论知识，并将其与实际工作相结合，将知识转化为实际行动和能力。
2. 探索和分析问题的方法。
学会独立思考和问题分析的能力，培养解决问题的能力，例如通过SWOT分析、鱼骨图等方法进行问题的深入分析。
3. 提升与人沟通的能力。
有效的沟通是过程能力的重要一环。
通过学习沟通技巧和技术，如积极倾听、言辞清晰和明确等，提升与他人沟通的能力。
4. 培养团队合作能力。
通过参与团队项目和合作活动，提升个人的团队合作能力，学会协调和管理团队中的人际关系。
5. 不断反思和改进。
通过对工作中的经验和教训进行总结和反思，寻找改进的空间和方法，持续提高个人的过程能力水平。
四、过程能力的示例应用1. 项目管理能力的应用。
通过有效的项目管理，实现项目目标的达成，并确保项目能够按时、按量、按质完成。
2. 决策能力的应用。
通过有效的决策能力，能够在面对复杂问题时做出准确的判断和决策，并能够承担决策带来的风险。
过程能力指数cp与cpk及cmk培训教材
一、过程能力基础知识
6、提高过程能力指数的途径
根据公式
CPK
＝
T－
6σ
2ε
可知，影响过程能力指数有3个
变量：
1、产品质量规范（公差范围T）; 2、过程加工的分布中心与公差中心的偏移量ε ； 3、过程加工的质量特性分散程度，即标准偏差σ 。
C 系列过程能力指数 Cp——无偏移短期过程能力指数 CpU——无偏移上单侧短期过程能力指数 CpL——无偏移下单侧短期过程能力指数 CpK——有偏移短期过程能力指数
29
一、过程能力基础知识
8、Pp、PpK 过程性能指数
1、在 IATF16949中提出 Pp、PpK 的新概念，称之为过程性能指数。 (ProcessPerformance Index)，又称为长期过程能力指数。
2、 P 系列过程性能指数 Pp——无偏移过程性能指数 PpU——无偏移上单侧过程性能指数 PpL——无偏移下单侧过程性能指数 PpK——有偏移过程指数 IATF16949对于 PpK 给出下列定义：
PpK=min(PpU，PpL) IATF16949提出 Pp、PpK 的好处是:可以反映出系统当前的实际状态，而不要
求在稳态的条件下进行计算。 长期标准差估算值大于短期标准差估算值
30
一、过程能力基础知识
9、临界机器能力指数（Cmk）
1、Cmk 是德国汽车行业常采用的参数，称为临界机器能力指数。它仅考虑 设备本身的影响，同时考虑分布的平均值与规范中心值的偏移；由于仅考 虑设备本身的影响，因此在采样时对其他因素要严加控制，尽量避免其他 因素的干扰，计算公式与 Ppk 相同，只是取样不同。
只有当中心偏移量ε＝0，而CP值仍然小于1时，才考虑提高过程能力， 减少过程加工的分散程度或考虑是否有可能放宽公差范围。
nokia内部资料：制程能力控制
Quantities to be agreed with supplier. Minimum 5 parts pr 1/2 hour in 10 hours measured for each cavity = 100 parts. Can vary depending on tool capacity, e.g.
stamped parts (see DMY00019-EN)
is only an initial capability study
The Nokia Process Verification Process
E1
E1.5
E2
E3
E4
E5
Tolerances applied to drawing
- 1 part/cavity measured for measurement report
White diamonds(s) to be discussed
10 parts/cavity measured for measurement report
with supplier
Capability study: Requirement: Cp and Cpk >1.67 by
E3.
White diamonds(s) to be agreed
LSL (lower specification limit) 10,7
Nominal USL (upper specification limit) 10,80,1 10,9
Measurement Report
In most cases we measure only one part per cavity for measurement repor
TOLERANCE-ANALYSIS-Nokia培训资料
TOLERANCE-ANALYSIS-Nokia培训资料T O L E R A N C E-A N A L Y S I S-N o k i aFLEXTOP 6P FOR CA53 PLUG WITH 14P RECEPTACLE TOLERANCE ANALYSIS REPORTBase on NOKIA Receptacle Conn. Drawing.Base on NOKIA Plug Conn. Cpk Dimension.TOLERANCECUSTOMERDIMENSIONDIMENSION+ - USL LSL16.1 0.1 0.1 16.2 162.7 0.15 0.05 2.85 2.652.7 0.15 0.05 2.85 2.650.5 0.05 0.1 0.55 0.40.5 0.05 0.1 0.55 0.40.6 0.1 0.1 0.7 0.5 Upper specification limit (USL)Lower specification limit (LSL)Receptacle Conn.Dimension A)16.1-2.7 dimension to 13.4IF USL 16.2 - LSL 2.65=13.55USL 16.0 – LSL 2.85=13.15→13.4 USL dimension to 13.5513.4 LSL dimension to 13.15Dimension B)16.10+2.7 dimension to 18.8IF USL 16.2+ USL 2.85 =19.05USL 16.0 +LSL 2.65= 18.65→18.8 USL dimension to 19.0518.8 LSL dimension to 18.65Dimension D)Dimension A+0.5+0.5 dimension to 14.4IF USL 13.55+ USL 0.55+ USL 0.55 =14.65LSL 13.15 + LSL 0.40+ LSL 0.40 = 13.95TOLERANCECUSTOMERDIMENSIONDIMENSION+ - USL LSL13.50 0.15 0.15 13.65 13.3518.60 0.15 0.15 18.75 18.4514.50 0.05 0.05 14.55 14.450.200 0.03 0.03 0.23 0.17 Analysis A Dimension:The Rec. USL dimension to 13.55 -- The Plug LSL. Dimension to 13.35.→Analysis result is fail.The Rec. LSL dimension to 13.15 -- The Plug LSL. Dimension to13.35.→Analysis result is OK.The Rec. LSL dimension to 13.15 -- The Plug USL. Dimension to 13.65.→Analysis result is OK.The Rec. USL dimension to 13.55 -- The Plug USL. Dimension to 13.65.→Analysis result is OK.Analysis B Dimension:The Rec. USL dimension to 19.05 -- The Plug LSL. Dimension to 18..45.→Analysis result is OK.The Rec. LSL dimension to 18.65 -- The Plug LSL. Dimension to 18.45.→Analysis result is OK.The Rec. LSL dimension to 18.65 -- The Plug USL. Dimension to 18.75.→Analysis result is fail.The Rec. USL dimension to 19.05 -- The Plug USL. Dimension to 18.75.Analysis C Dimension:The Rec. Conn. Contact area dimension is 0.6±0.1The plug Conn. Contact area dimension is 0.2±0.03The Rec. USL dimension to 0.7 -- The Plug LSL. Dimension to 0.17.→Analysis result is OK.The Rec. LSL dimension to 0.6 -- The Plug LSL. Dimension to 0.17.→Analysis result is OK.The Rec. LSL dimension to 0.6 -- The Plug USL. Dimension to 0.23.→Analysis result is OK.The Rec. USL dimension to 0.7 -- The Plug USL. Dimension to 0.23.→Analysis result is OK.Analysis D Dimension:The Rec. USL dimension to 14.65 -- The Plug LSL. Dimension to 14..45. →Analysis result is fail.The Rec. LSL dimension to 13.95 -- The Plug LSL. Dimension to 14.45. →Analysis result is OK.The Rec. LSL dimension to 13.95 -- The Plug USL. Dimension to 14.55. →Analysis result is OK.The Rec. USL dimension to 14.65 -- The Plug USL. Dimension to 14.55. →Analysis result is fail.TOLERANCECUSTOMERDIMENSIONDIMENSION+ - USL LSL2.9 0.15 0.053.05 2.85TOLERANCECUSTOMERDIMENSIONDIMENSION+ - USL LSL2.90 0.08 0.08 2.98 2.82The Rec. USL dimension to 3.05 -- The Plug LSL. Dimension to 2.82.→Analysis result is OK.The Rec. LSL dimension to 2.85 -- The Plug LSL. Dimension to 2.82.→Analysis result is OK.The Rec. LSL dimension to 2.85 -- The Plug USL. Dimension to 2.98.→Analysis result is fail.The Rec. USL dimension to 3.05 -- The Plug USL. Dimension to 2.98.→Analysis result is OK.SUGGESTSuggest modify the receptacle and plug dimension tolerance RECETPACLE CONN.Suggest: 2.7 + 0.15/-0.05 change to 2.7+0.15/-02.7 USL dimension to 2.852.7 LSL dimension to 2.70Suggest: 16.1± 0.1change to 16.1+0/-0.116.1 USL dimension to 16.116.1 LSL dimension to 16.0Suggest: 0.5 ± 0.1change to 0.5 +0/-0.10.50 USL dimension to 0.500.50 LSL dimension to 0.40PLUG CONN.Suggest: 13.50 ± 0.15change to 13.50+0.15/-02.7 USL dimension to 2.852.7 LSL dimension to 2.70Suggest: 18.60 ± 0.15chan ge to18.60+0/-0.1518.60 USL dimension to 18.6018.60 LSL dimension to 18.45Dimension A)16.1-2.7 dimension to 13.4IF USL 16.1 - LSL 2.70=13.40USL 16.0 – LSL 2.85=13.15→13.4 USL dimension to 13.4013.4 LSL dimension to 13.15Dimension B)16.10+2.7 dimension to 18.8IF USL 16.1+ USL 2.85 =18.95USL 16.0 +LSL 2.65= 18.65→18.8 USL dimension to 18.9518.8 LSL dimension to 18.65Dimension D)Dimension A+0.5+0.5 dimension to 14.4IF USL 13.40+ USL 0.50+ USL 0.50 =14.40LSL 13.15 + LSL 0.40+ LSL 0.40 = 13.95→14.4 USL dimension to 14.4014.4 LSL dimension to 13.95Analysis A Dimension:The Rec. USL dimension to 13.40 -- The Plug LSL. Dimension to 13.50.→Analysis result is OK.The Rec. LSL dimension to 13.15 -- The Plug LSL. Dimension to13.50.→Analysis re sult is OK.The Rec. LSL dimension to 13.15 -- The Plug USL. Dimension to 13.65.→Analysis result is OK.The Rec. USL dimension to 13.40 -- The Plug USL. Dimension to 13.65.→Analysis result is OK.Analysis B Dimension:The Rec. USL dimension to 18..95 -- The Plug LSL. Dimension to 18..45.→Analysis result is OK.The Rec. LSL dimension to 18.65 -- The Plug LSL. Dimension to 18.45.→Analysis result is OK.The Rec. LSL dimension to 18.65 -- The Plug USL. Dimension to 18.60.→Analysis result is OK.Analysis D Dimension:The Rec. USL dimension to 14.40 -- The Plug LSL. Dimension to 14..45.→Analysis result is OK.The Rec. LSL dimension to 13.95 -- The Plug LSL. Dimension to 14.45.→Analysis result is OK.The Rec. LSL dimension to 13.95 -- The Plug USL. Dimension to 14.55.→Analysis result is OK.The Rec. USL dimension to 14.40 -- The Plug USL. Dimension to 14.55.→Analysis result is OK.RECETPACLE CONN.Suggest: 2.9 + 0.15/-0.05 change to 2.9+0.15/-02.9 USL dimension to3.052.9 LSL dimension to 2.90PLUG CONN.Suggest: 2.90 ± 0.08change to 2.90+0./-0.082.9 USL dimension to 2.92.9 LSL dimension to 2.82The Rec. USL dimension to 3.05 -- The Plug LSL. Dimension to 2.82.→Analysis result is OK.The Rec. LSL dimension to 2.90 -- The Plug LSL. Dimension to 2.82.→An alysis result is OK.The Rec. LSL dimension to 2.90 -- The Plug USL. Dimensionto 2.90.→Analysis result is OK.The Rec. USL dimension to 3.05 -- The Plug USL. Dimension to 2.90.→Analysis result is OK.。
Nokia过程能力培训资料(英文)PPT课件
Material
Company Confidential
Two Types of Processes
• All processes have:
–Natural (random) variability
=> due to common causes
–Unnatural variability
=> due to special causes
1 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Contents
Section
Heading / Description
1 Variation, Tolerances and Dimensional Control 2 Population, Sample and Normal Distribution 3 Cp and Cpk Concept 4 Use of the NMP Data Collection Spreadsheet 5 Confidence of Cpk
• Benny Matthiassen (NMP CMT, Copenhagen, Denmark)
• Frank Adler
(NMP Alliance, Dallas, USA)
• Joni Laakso
(NMP R&D, Salo, Finland)
• Jim Christy
(NMP SRC, Southwood, UK)
Attribute: A characteristic that by comparison to some
ON
standard is judged “good” or “bad”, e.g. free from scratches
Nokia过程能力培训资料
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Tolerances
A tolerance is a allowed maximum variation of a dimension.
Rejected Part
Rejected Product
Acceptable part
Rejected Part
LSL (lower specification limit) 10,7
• Benny Matthiassen (NMP CMT, Copenhagen, Denmark)
• Frank Adler
(NMP Alliance, Dallas, USA)
• Joni Laakso
(NMP R&D, Salo, Finland)
• Jim Christy
(NMP SRC, Southwood, UK)
1 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Contents
Section
Heading / Description
1 Variation, Tolerances and Dimensional Control 2 Population, Sample and Normal Distribution 3 Cp and Cpk Concept 4 Use of the NMP Data Collection Spreadsheet 5 Confidence of Cpk
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Company Confidential
Two Types of Product Characteristics
Variable: A characteristic measured in physical units, e.g. millimetres, volts, amps, decibel and seconds.
• Stable Process: A process in which variation in outcomes arises only from common causes
USL
nominal value
LSL
• Unstable Process: A process in which variation is a result of both common and special causes
Document ID
: DMT00018-EN
Version / Status : V.1.0 / Approved
Location
: Notes : \\…\ NMP \ DOCMANR4 \ PCP \ PC Process Library DocMan
Change History :
Issue Date
3 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Section 1
Variation, Tolerances and Dimensional Control
4 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
• Benny Matthiassen (NMP CMT, Copenhagen, Denmark)
• Frank Adler
(NMP Alliance, Dallas, USA)
• Joni Laakso
(NMP R&D, Salo, Finland)
• Jim Christy
(NMP SRC, Southwood, UK)
Page
4 15 28 44 52
2 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Process Capability - Evaluating Manufacturing Variation
Acknowledgements
Company Confidential
The Sources of Process/System VariationEqu Nhomakorabeapment
Methods
Environment
Process
Customer Satisfaction
Operators
6 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Material
Company Confidential
Two Types of Processes
• All processes have:
–Natural (random) variability
=> due to common causes
–Unnatural variability
=> due to special causes
1.0
21st Dec’01
Handled By
Jim Christy & Søren Lundsfryd
Comments
Approved for Global Use
NOTE – All comments and improvements should be addressed to the creator of this document.
USL nominal value
Defect
LSL
7 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
USL Nominal value
LSL
Defect
USL nominal value
LSL
The Two Causes of Variation
Process Capability (Cp / Cpk / Pp / Ppk)
Global Training Material
Creator
: Global Mechanics Process Manager
Function
: Mechanics
Approver
: Gary Bradley / Global Process Team
Attribute: A characteristic that by comparison to some
ON
standard is judged “good” or “bad”, e.g. free from scratches
(visual quality). OFF
5 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
• Common Causes:
–Causes that are implemented in the process due
to the design of the process, and affect all outcomes of the process
1 © NOKIA 2001 T0001801.PPT/ 21-Dec-2001 / Jim Christy
Company Confidential
Contents
Section
Heading / Description
1 Variation, Tolerances and Dimensional Control 2 Population, Sample and Normal Distribution 3 Cp and Cpk Concept 4 Use of the NMP Data Collection Spreadsheet 5 Confidence of Cpk