冲压机加工磨削pfmea分析范例
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FMEA编号Number:页码Page:
准备人Prepared By:
严
重
度Sev频
度
数Occ难
检
度Det风险
优先
指数R.P.N.
10原材料进厂In-coming Raw
Material原材料规格错误
Material spec is wrong影响零件性能affect parts' capability4供应商送原材料的规格
有错The supplier send the
wrong material1每批送货供应商附上材
质证明书The supplier submit the
quality certification every
shipping收料员检查送货单Material receiver check
delivering list936NANA
20IQC 检查
IQC Inspection尺寸检测有误差measure error影响后续零件生产affect parts production
next process3供应商送原材料的规格
有错The supplier send the
wrong material2送货单标明材料尺寸规
格
define the SPEC. of
raw-material in the
dilivery Bills1.IQC按送货单核对原材料规
格表IQC confirm the Raw Material
Spec List according to the
delivery order.
2.IQC按原材料规格表检查原
材料尺寸规格,以每批2卷，每
卷3个点检查料厚
IQC check raw material spec
according to the Raw Material
Spec List,check material's
thickness by 3 points per coil,2848NANA
30移至原材料仓Move Material to
Store材料转移错误
mistake the
rawmaterial影响后续零件生产
affect parts
production next
process3材料标识不明确
Un-clear label2入库前材料上贴来料管
理票
set the label on the
Raw-material before
store.生产领料时，操作工和QC对
材料进行确认
Operators and QC verify
the material in
production line.848NANA
40存放
Storage材料生锈
rust of the
material影响后续零件生产
affect parts
production next
process21. 材料入库、出库凌乱
。
2. 放置周期过长。
1. Un-sequence in
and out store.
2. long term store4按照程序要求，材料先
进先出。
Frist in first outQC复查在库 re-check the
parts in period.864NANA
50移至生产线
Move Material
to Production
Line材料转移错误
mistake the
rawmaterial影响后续零件生产
affect parts
production next
process3材料标识不明确
Un-clear label2入库前材料上贴来料管
理票
set the label on the
Raw-material before
store.生产领料时，操作工和QC对
材料进行确认
Operators and QC verify
the material in
production line.848NANA
60P200T 冲压
P200T Stamping∮6.25±0.15
尺寸超差is out of tolerance影响客户装配affect
customer assembly3冲孔冲头磨损The tooling punch wears
away2定期维护保养模具maintain the die
periodicallyPQC用通止规抽检
PQC check with Pin gauge848NANA
∮78±0.25
尺寸超差
is out of tolerance1.影响客户使用。
2.后续磨削无法装夹
。
1. affect customer
assembly
2. Can not put in
the fixture.31.冲孔冲头磨损
2.模具调试中，送料步
距不对
1.The tooling punch
wears away
2.Non-conforming
stamping step in the
tooling adjust
process.21.定期维护保养模具
2.隔离调模品，并要求
操作工严格按照操作指
导书操作。
1.maintain the die
periodically
2. Contain the
tooling adjust parts
and ask operators
follow the WI in the
production process.PQC用卡尺抽检
PQC check with Vernier
Caliper848NANA现行过程预防控制Current Process Controls
Prevention现行过程检测控制Current Process Controls
Detection难
检
度Det风险
优先
指数R.P.N
.建议的措施Recommended
Action(S)责任及目标完
成日期Responsibility
& Target
Completion潜在的失效模式Potential Failure Mode潜在的失效后果Potential Effect(S) of
Failure严
重
度Sev级
别Class潜在的失效原因/机理
Potential Cause(s)/
Mechanism(s) of Failure频
度
数Occ过程功能要求Process Function
Requirements序号NO.主要参加人Core Team: QA部QA Dept./模具部Tooling. Dept.; /工程部Eng.Dept.FMEA日期Data(编制(orig):(修订REV)：
措施结果Result潜在的失效模式及效应分析表POTENTIAL FAILURE MODE AND EFFECTS ANALYSIS
(过程PROCESS FMEA)
项目名称 Item: 过程责任部门Process Responsibility: 质量部 QA Dept.
车型年/车辆类 关键日期Key Date:工
1 of 9FMEA编号Number:页码Page:
准备人Prepared By:
严
重
度Sev频
度
数Occ难
检
度Det风险
优先
指数R.P.N.现行过程预防控制Current Process Controls
Prevention现行过程检测控制Current Process Controls
Detection难
检
度Det风险
优先
指数R.P.N
.建议的措施Recommended
Action(S)责任及目标完
成日期Responsibility
& Target
Completion潜在的失效模式Potential Failure Mode潜在的失效后果Potential Effect(S) of
Failure严
重
度Sev级
别Class潜在的失效原因/机理
Potential Cause(s)/
Mechanism(s) of Failure频
度
数Occ过程功能要求Process Function
Requirements序号NO.主要参加人Core Team: QA部QA Dept./模具部Tooling. Dept.; /工程部Eng.Dept.FMEA日期Data(编制(orig):(修订REV)：
措施结果Result潜在的失效模式及效应分析表POTENTIAL FAILURE MODE AND EFFECTS ANALYSIS
(过程PROCESS FMEA)
项目名称 Item: 过程责任部门Process Responsibility: 质量部 QA Dept.
车型年/车辆类 关键日期Key Date:工
翻边孔内径过大或者
椭圆
flanging hole
bigger or smaller1. 车削后导致
32.549 尺寸超差。
2. 内孔车削后无法
满足粗糙度要求。
1. Cause 32.549
out of diemension.
2. Cause the
roughness of
32.549 hole out of
dimension.31. 合模高度不对
2. 送料步距不对
1. Non-conforming
shutter height.
2. Non-conforming
stamping step.21. 现场放置操作指导
书，并且要求操作工严
格按照操作指导书操作
。
2. Set the WI site
and ask the operators
follow it in the
production process.增加翻边孔控制尺寸31.8最
大并要求操作工按照此尺寸
卡尺控制。
Add flanging hole
diameter 31.8Max and PQC
check it with vernier
caliper.848NANA
翻边高度过低
taller or shorter
of the blanging
height. 导致车削和磨削后7
尺寸超差。
Cause dimension 7
out of SPEC. after
turning and
grinding.3合模高度不到位
Non-conforming
shutter height.21. 现场放置操作指导
书，并且要求操作工严
格按照操作指导书操作
。
1. Set the WI site
and ask the operators
follow it in the
production process.增加翻边孔高度尺寸控制
7.5+/-0.3并要求操作工按照
此尺寸卡尺控制。
Add flanging hole height
7.5+/-0.3 and PQC check
it with vernier caliper848NANA
37尺寸超差
37 out of dimension影响客户使用affect
customer using31. 合模高度不到位
2. 来料较薄
1. Non-conforming
shutter height.
2. thinner of the
material thickness.21. 现场放置操作指导
书，并且要求操作工严
格按照操作指导书操作
。
1. Set the WI site
and ask the operators
follow it in the
production process.1. 每卷材料上线时，检查材
料厚度
1. PQC Check the
thickness of material
when every coil used.848NANA
材料厚度超差
material thickness
out of dimension.导致磨削后3.0+/-
0.15尺寸超差。
Cause the
