2024年4月3日发(作者:禹金鑫)
Potential Failure Mode and Effect Analysis
过程潜在失效模式及后果分析
(PFMEA)
项目Item:
类型Type:
双面板/多层板double-side/multi-
layers PCB
PCB
FMEA编号FMEA No.:
关键日期Key Date:
修订日期
Modify Date:
2019/7/1
FMEA-D/F(I)-02
编制日期Pepare date:
2015-07-07
版本Version:B2
工厂批准plant approval :
编制
Prepare by:
审批
Approval by:
内层线路
过程责任
inner layer roller coating and
Responsibility:
核心小组core team:
1.如果客户有指定产品及过程特性符号,按客户要求标识;2.客户没有指定,则按如公司规定标识。产品特性符号表示: “◆”,过程特性符号表示:“▲”。classification symbol description : symbol per
customer's specific symbol; no specific symbol from customer,mark symbol as below:“◆” for product special characteristic ,and “▲” for process spec
过程
功能process
function
要求
requirement
潜在失
效模式
potential
failure
mode
潜在失
效后果
potential
failure
effect
严
级别
重
classi
度
ficati
S
on
潜在失效
起因/机理potential
failure
cause/mechanism
现行过程
频
控制预防current process
度O
control method
现行过程
控制探测current
process detection
R
P
N
措施结果action result
责任及目
标完成日
建议
期
采取的措施action
措施advice actionSOD
responsib
adopted
ility &
探测
度D
R
P
N
板边毛刺披锋刮伤
涂布轮 burrs on
edge scratch the
coating rollers
不上油
not ink
coating
缺口/开路
nick/open
5
微蚀不足
做板前检查来料板边品质
2情况inspect the
incoming boards
水破控制在≥15S
control water
breaking time is ≥
15S
粘尘纸更换,每100PNL更
换1次
目视检查visual
inspection
每班做一次水破测
试water breaking
testing once per
shift
设备自动检测做板
块数并报警
770无none
2550无none
粘尘效果差3575无none
掉板board板面擦花
droppingscratch
5
夹子松动clamp is
loose
每周检查夹子有无脱落,
2松动check the clamp目视确认夹子松动
weekly
清洗和保养涂布轮后必须
进行零位调校calibrate
目视确认涂布轮对
2coating roller to
齐
zero after clean and
maintaining
每4H检测油墨粘度
measure the ink
viscosity every 4
hours
秒表测量粘度
viscosity
measured with
watchstop
770无none
蚀刻残铜,
板边聚油缺口
inkcopper
gatheringremained
on boardafter
edgeetching
,nick
涂布:在一定温度
压力下将湿膜贴附
在经清洁粗化后的
板面上roller
coating:coat
涂布轮未做零位调
校coating rollers
isn't calibrated
to zero
5
油墨粘度高ink
viscosity is too
high
770无none
2550无none
1/6
过程
潜在失
功能process
效模式
function
potential
要求failure
涂布:在一定温度
mode
requirement
压力下将湿膜贴附
在经清洁粗化后的
板面上roller
coating:coat
ink onto the油墨结合
蚀刻后开
clean and rough力差poor
路open
board surfacecombinati
after
in theon of
etching
condition ofink
controled
temperature and
pressure
潜在失
效后果
potential
failure
effect
严
级别
重
classi
度
ficati
S
on
潜在失效
起因/机理potential
failure
cause/mechanism
现行过程
频
控制预防current process
度O
control method
现行过程
控制探测current
process detection
探测
度D
R
P
N
措施结果action result
责任及目
标完成日
建议
期
采取的措施action
措施advice actionSOD
responsib
adopted
ility &
R
P
N
微蚀不足2
水破控制在≥15S
control water
breaking time is ≥
15S
见操作指示:JOVE-ISO-
WI-ME-016参数要求
refer to the
parameter required in
WI :JOVE-ISO-WI-ME-
016
每班做一次水破测
试water breaking
testing once per
shift
550无none
5
烤板不充分
unadequate baking
2
设备对温度超标有
自动检测并报警功
能
550无none
粘度不合格
unqualified
viscosity
2
按粘度为100±20S调油 每4H测量一次
ink mixing accordingmeasure the
to the viscosity ofviscosity every 4
100±20Shours
550无none
参数没调整
parameter is not
adjusted
厚度不够/
不均蚀刻后开
unadequat路、缺口
e inkopen/nick
thicknessafter
/unevenetching
coating
厚度不同的板选用不同的所有板生产前必须
板厚参数生产different做首板确认verify
2parameters are usedwith first
to differentarticle prior to
thickness boardproduction
调整刮刀水平,更换破损
刮刀adjust scraper
2
,replace the abrasive
one
550无none
5
刮刀不平、磨损
scraper is uneven
or abrasive
目视检查visual
inspection
770无none
涂布轮未做零位调
校coating rollers
isn't calibrated
to zero
涂布轮磨损coating
rollers is
abrasive
清洗和保养涂轮后必须进
行零位调校calibrate
目视确认涂布轮对
2the coating roller to
齐
zero after clean and
maintaining
每做板30万FT2对涂布轮
进行检查和包胶处理
770无none
2设备自带计数功能550无none
2/6
2024年4月3日发(作者:禹金鑫)
Potential Failure Mode and Effect Analysis
过程潜在失效模式及后果分析
(PFMEA)
项目Item:
类型Type:
双面板/多层板double-side/multi-
layers PCB
PCB
FMEA编号FMEA No.:
关键日期Key Date:
修订日期
Modify Date:
2019/7/1
FMEA-D/F(I)-02
编制日期Pepare date:
2015-07-07
版本Version:B2
工厂批准plant approval :
编制
Prepare by:
审批
Approval by:
内层线路
过程责任
inner layer roller coating and
Responsibility:
核心小组core team:
1.如果客户有指定产品及过程特性符号,按客户要求标识;2.客户没有指定,则按如公司规定标识。产品特性符号表示: “◆”,过程特性符号表示:“▲”。classification symbol description : symbol per
customer's specific symbol; no specific symbol from customer,mark symbol as below:“◆” for product special characteristic ,and “▲” for process spec
过程
功能process
function
要求
requirement
潜在失
效模式
potential
failure
mode
潜在失
效后果
potential
failure
effect
严
级别
重
classi
度
ficati
S
on
潜在失效
起因/机理potential
failure
cause/mechanism
现行过程
频
控制预防current process
度O
control method
现行过程
控制探测current
process detection
R
P
N
措施结果action result
责任及目
标完成日
建议
期
采取的措施action
措施advice actionSOD
responsib
adopted
ility &
探测
度D
R
P
N
板边毛刺披锋刮伤
涂布轮 burrs on
edge scratch the
coating rollers
不上油
not ink
coating
缺口/开路
nick/open
5
微蚀不足
做板前检查来料板边品质
2情况inspect the
incoming boards
水破控制在≥15S
control water
breaking time is ≥
15S
粘尘纸更换,每100PNL更
换1次
目视检查visual
inspection
每班做一次水破测
试water breaking
testing once per
shift
设备自动检测做板
块数并报警
770无none
2550无none
粘尘效果差3575无none
掉板board板面擦花
droppingscratch
5
夹子松动clamp is
loose
每周检查夹子有无脱落,
2松动check the clamp目视确认夹子松动
weekly
清洗和保养涂布轮后必须
进行零位调校calibrate
目视确认涂布轮对
2coating roller to
齐
zero after clean and
maintaining
每4H检测油墨粘度
measure the ink
viscosity every 4
hours
秒表测量粘度
viscosity
measured with
watchstop
770无none
蚀刻残铜,
板边聚油缺口
inkcopper
gatheringremained
on boardafter
edgeetching
,nick
涂布:在一定温度
压力下将湿膜贴附
在经清洁粗化后的
板面上roller
coating:coat
涂布轮未做零位调
校coating rollers
isn't calibrated
to zero
5
油墨粘度高ink
viscosity is too
high
770无none
2550无none
1/6
过程
潜在失
功能process
效模式
function
potential
要求failure
涂布:在一定温度
mode
requirement
压力下将湿膜贴附
在经清洁粗化后的
板面上roller
coating:coat
ink onto the油墨结合
蚀刻后开
clean and rough力差poor
路open
board surfacecombinati
after
in theon of
etching
condition ofink
controled
temperature and
pressure
潜在失
效后果
potential
failure
effect
严
级别
重
classi
度
ficati
S
on
潜在失效
起因/机理potential
failure
cause/mechanism
现行过程
频
控制预防current process
度O
control method
现行过程
控制探测current
process detection
探测
度D
R
P
N
措施结果action result
责任及目
标完成日
建议
期
采取的措施action
措施advice actionSOD
responsib
adopted
ility &
R
P
N
微蚀不足2
水破控制在≥15S
control water
breaking time is ≥
15S
见操作指示:JOVE-ISO-
WI-ME-016参数要求
refer to the
parameter required in
WI :JOVE-ISO-WI-ME-
016
每班做一次水破测
试water breaking
testing once per
shift
550无none
5
烤板不充分
unadequate baking
2
设备对温度超标有
自动检测并报警功
能
550无none
粘度不合格
unqualified
viscosity
2
按粘度为100±20S调油 每4H测量一次
ink mixing accordingmeasure the
to the viscosity ofviscosity every 4
100±20Shours
550无none
参数没调整
parameter is not
adjusted
厚度不够/
不均蚀刻后开
unadequat路、缺口
e inkopen/nick
thicknessafter
/unevenetching
coating
厚度不同的板选用不同的所有板生产前必须
板厚参数生产different做首板确认verify
2parameters are usedwith first
to differentarticle prior to
thickness boardproduction
调整刮刀水平,更换破损
刮刀adjust scraper
2
,replace the abrasive
one
550无none
5
刮刀不平、磨损
scraper is uneven
or abrasive
目视检查visual
inspection
770无none
涂布轮未做零位调
校coating rollers
isn't calibrated
to zero
涂布轮磨损coating
rollers is
abrasive
清洗和保养涂轮后必须进
行零位调校calibrate
目视确认涂布轮对
2the coating roller to
齐
zero after clean and
maintaining
每做板30万FT2对涂布轮
进行检查和包胶处理
770无none
2设备自带计数功能550无none
2/6