注塑PFMEA实例

措施 Recommended
Actions
责任和目标完 成日期
Responsibility & Target Date
措施执行结果 Excutive Results of Actions
采取的措施 Actions Taken
严 重 度
频 度
探 测 度
R P
SODN
1. IQC
Dim check
3 21 PM mould
Xu Zhenglin
Review PM mould personnel instruction
7 1 3 21
PM mould, check
Review PM mould
2
60
moulding parameter
Xu Zhenglin personnel instruction,
采取的措施 Actions Taken
严 重 度
频 度
探 测 度
R P
SODN
Imaging lens
thickness, Dim 2: Poor image quality, 1.93±0.03 mm Influence TOP
7
out of spec.
Total height Dim.4: 5.05± 0.05, out of spec.
5
Order start release plan
Dim check
1
Order start release plan
Dim check
2 12 PM mould 2 12 PM mould 2 12 PM mould 2 12 PM mould 2 60 PM mould 2 12 PM mould
6 5 2 60 6 5 2 60 6 5 2 60
3.2 Moulding
Distance, Dim.9: 1.60±0.05 out of Impact TOP spec.
Molding process or 7 ★ mold dim. Or mould
temp.
1 IPQC
Dim 2, 3, 4
FMEA编号(FMEA No.): FMEA-001
项目名称 Item Name:
产品型号 Product Type: 核心小组 Core Team:
XXX High Tech Plastic (Suzhou) Co.,Ltd XXX注塑(苏州)有限公司
潜在过程失效模式及后果分析(过程FMEA) Potential Process Failure Modes and Effects Analysis (PFMEA)
过程功能 Process function
要求 Requirements
3.2 Moulding
4 Packing
潜在失效模式
潜在失效后果
Potential Failure Potential Effect of
Modes
Failure
严 级别 重 Class
潜在失效起因/机理
度 S
(★, Δ,o)
2. Store 3.1 Predry 3.2 Moulding 过程功能
Influence optical function
Raw plastic
Influence optical
material incorrect function
Influence optical function
Packing tray: not Contaminate the
过程责任部门 Responsible Department:
Pro duct ion, QA
关键日期 Key date:
页码 Page:
编制者/日期 Prepartion/Date
确认者/日期 Approved/Date
Page 1 of 3 Pages
过程功能 Process function
要求 Requirements
Influence imaging function
6
★
Incorrect stack height after PM mould
Order start
1 release
Dim check
plan+IPQC
Molding process or ★ mold dim. Or mould
temp.
5 IPQC
ESD material
products
Raw material handling not properly
Influence optical function
Not dry enough
Buble inside, Yellow product,
Imaging lens Dia., Dim 1: 5.78±0.03 Influence assy out of spec.
confirm IQC 2 8 instruction
3
Store for long time, or
o made of wrong
3
material
Material IQC
Check surface resistance
2 18
5 Δ Material mixed
3
Material labelling
Influence product assembly
6
Thickness, Dim 17: 10.36±0.1 out of spec.
Conflict product
with
clip
on
6
Distance, Dim 18: 3.51±0.03mm out of spec.
Impact illumination, spot position
6
Thickness, Dim
19: 1.3±0.1 out of
6
spec.
★
Mould dimension wrong
★
Mould dimension wrong
★
Mould dimension wrong
★
Mould dimension wrong
Δ
Mould dimension wrong
★
3 3 2 18
Production supervisor, WW26
Production supervisor, WW26
Production supervisor, WW26
Review personnel instructions
Review Personnel instructions
Review PM mould personnel instruction, incoming inspection optical inserts
3 o Wrong insert
1
Order start release plan
Dim check
2 6 PM mould
Amela Lu, WW26
IQC instruction IQC instruction IQC instruction
8 1 2 16 7 1 2 14 4128
IQC instruction
Check labling
2
Review 30 personnel
instructions
6
o Time or temp not right 4
time/temp control
supervisor double check + QC audit
4
Review 96 personnel
instructions
7 1 3 21
过程功能
Overall width, Dim 12: 39.5±0.1 out of spec.
Influence product assembly
6
Diameter, Dim13: 42±0.1mm out of spec
Influence product assembly
6
Thickness, Dim 16: 6±0.1mm out of spec.
Dim check
Distance, Dim 5: 14.54±0.03 out of spec.
Impact illumination, spot position
6
Molding process or Δ mold dim. Or mould
temp.
5
Order start release plan
8 Δ Shipment wrong
1
Material IQC
Check labling
2
16
7
Δ
Material quality not good
4
Δ
Package damaged during shipment
1
Material IQC
Check COC
2 14 Review and
1
Material Check IQC packing
are controlled during
3
process
PM mould, check
21
moulding parameter
Xu Zhenglin /Amela
regularly
Review PM mould personnel instruction, check moulding parameter regularly
Mould dimension wrong
1