qyijqlq 发表于 2024-9-24 12:14:41

Bosch SPC 学习资料，英文版

Bosch SPC 学习资料 统计过程控制SPC.pdf

Table of Contents

1 Introduction .... 5
2 Quality Control ― Application of the Control Chart ..... 7
2.1 Basic Rules .... 7
2.2 Necessary Documents..... 8
2.3 Short Control Loop ― Directly at the Machine ... 8
2.4 Reaction Plan .. 9
2.5 Further Measures .. 11
2.5.1 Sorting Inspection ..... 11
2.5.2 Decision about the sorted Parts ... 11
2.5.3 Risks in Connection with Rework and Repair Processes .. 11
2.6 Long Control Loop ― Long-Term Analysis .. 12
2.6.1 Long-Term Monitoring . 12
2.6.2 Long-term Analysis ― Organizational Questions ... 12
2.6.3 Long-Term Evaluation ― Calculation, Representation, Documentation ... 13
2.6.4 Communication, Implementation and Pursuit of Measures .... 13
2.6.5 Plant-specific Regulations and Solutions . 14
2.6.6 Software Support. 14
3 Planning .. 15
3.1 Inspection Strategy . 15
3.2 Definition of SPC Characteristics..... 15
3.3 Definition of the Inspection Method . 16
3.4 Capability of Production Equipment and Processes ... 17
3.5 Types of Characteristics and Control Charts ..... 18
3.5.1 Selection of the Control Chart .... 19
3.6 Sample Size ... 19
3.6.1 Properties of the Different Types of Control Charts . 20
3.7 Defining the Sampling Interval . 21
4 Preparation and Use of Control Charts ..... 23
4.1 Preparation of the Control Chart .... 23
4.2 Use of Control Charts .... 23
4.3 Evaluation and Control Criteria . 24
4.3.1 Control criteria... 24
4.3.2 Which comparisons can be made? . 25
4.4 Documentation .... 26
5 Determining Statistical Distribution Parameters .. 26
5.1 Pre-Production Run . 26
5.2 Disturbances .. 26
5.3 Statistical Calculations ... 26
Booklet No. 7 ― Statistical Process Control
6 Formulas for Determining the Distribution Parameters . 27
6.1 Process Average .... 27
6.2 Process Variation ... 27
7 Process-related Control Limits .. 28
7.1 Natural Control Limits for Stable Processes ..... 29
7.1.1 Control Limits for Location Control Charts .... 29
7.1.2 Control charts with moving averages ... 31
7.1.3 Control Limits for Variation Control Charts ... 33
7.2 Control Limits for Processes with Systematic Changes in the Average .. 34
8 Tolerance-Related Control Limits ― Acceptance Control Chart .... 35
9 Tables ... 36
10 Example of an Event Code for Mechanically Processed Parts . 37
11 Reaction Catalog .... 38
12 Example of an

ひろみ 发表于 2024-9-24 13:22:03

感谢分享

32558683 发表于 2024-9-24 14:10:11

英文不行啊···

JXPSCD1 发表于 2024-9-24 14:13:02

{:1_89:}

cnbdipz 发表于 2024-9-24 14:19:04

感谢分享~

火腿泡面 发表于 2024-9-24 15:55:55

{:1_180:}

玉米 发表于 2024-9-24 16:17:12

看不懂，不下了:lol

PA_J 发表于 2024-9-24 16:54:15

Mark一下 谢谢

sapphire009 发表于 2024-9-24 16:54:21

看不懂，不下了

叶太平 发表于 2024-9-24 17:25:23


谢谢分享
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