2.5 运动分析
在过P2节点后，P3节点之前，当门护板和门护板周边间实体确定以后要在catia中做运动分析。做运动分析时要保证同周边配合件（钣金、门槛压板、B柱、C柱等）保证5mm以上的运动间隙。
2.6 失效问题库
NO
|
|
Potential
Failure Mode
|
Potential
Effects
of Failure
|
S
e
v
|
C
l
a
s
s
|
Potential
Causes/Mechanisms
of Failure
|
O
c
c
u
r
|
Current Design
Controls/Actions
|
D
e
t
e
C
|
R
P
N
|
Recommended
Actions
|
|
|
1
|
To Cover BIW&MECHANSISMS
|
Exposes BIW&MECHANISMS
|
Customer Annoyance
|
7
|
|
Incorrect assembly
|
1
|
Check clip mount'g section
Check the Assy process
|
3
|
21
|
Add Guide pin
installation dwg.
|
|
2
|
Styled feature so good aesthetic appearance
|
Poor Appearance
|
Customer dissatisfaction
|
3
|
|
gloss lever
|
1
|
Check the material matching
|
2
|
6
|
supplier process FMEA
|
|
complaints
|
Check appearance
|
Make master sample
|
|
loss of sales
|
2
|
sink marks
|
7
|
Check rib/boss design rules
|
3
|
42
|
Typical section check
|
|
2
|
weld lines
|
7
|
Check material gating
|
3
|
42
|
Mouldflow analysis
|
|
3
|
easy of assembly to mating parts&sub assy,components
|
difficult to assembly
|
Worker annoyance or harm
|
6
|
|
no design review with manufacturing
|
6
|
Check the Typical section
|
3
|
108
|
Manufacturing process FMEA
|
|
SE
|
|
4
|
To carry power window switch
|
poor access to switch
|
annoyance
|
5
|
|
style not sutiable
|
3
|
Check the Style fesibility
|
1
|
15
|
SE
|
|
5
|
To seal with door glass
|
does not seal
|
water ingress corrosion
|
8
|
|
weather-strip detaches
|
2
|
C/O weather-strip design
|
1
|
16
|
Vehicle test
(Water proof test)
|
|
dust noise
|
8
|
|
broken tabs
|
2
|
C/O weather-strip design
|
1
|
16
|
Check the mount'g section & Modify
|
|
annoyance
|
8
|
|
distortion
|
6
|
environmental test
|
2
|
96
|
Check the main section
|
|
6
|
To protect occupant
|
does not protect occupant
|
does not contributeto occupant safety during side
|
10
|
|
not designed to meet the required specs.(ECE 21,FMVSS 201)
|
4
|
CAE test
|
2
|
80
|
CAE test
Vehicle test
|
|
7
|
matching with regulator handke
|
poor access to regulator handle
|
annoyance
|
5
|
|
style not sutiable
|
3
|
Check the Style fesibility
|
1
|
15
|
SE
|
|
8
|
matching with inner cover
|
poor access to inner cover
|
annoyance
|
6
|
|
lacerate door trim when assembl inner cover
|
6
|
Check the Typical section
|
3
|
108
|
Check the Typical section
|
|
三 工艺
3.1 注塑
要点：尽量减少与视觉方向垂直的配合间隙，减小配合间隙，尽量将分模线至于不可见处，考虑公差。
3.2 吸附
面料：
要点：需在注塑工艺上考虑面料压缩及拐角处的实际复合效果，减少须根据面料或表皮的拉伸率。
3.3 搪塑
要点：搪塑可制作出比较复杂的状态，可避免面料复合及拉伸率对造型的影响。
