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Here ya go Scraps!

KRAKER

NAXJA Forum User
Four Link Calculator vers 1.5 html

Vehicle Specifications:​
WheelbaseinCoGXin
coordinate1.jpg

coordinate2.jpg

Download Adobe SVG viewer to see your suspension modeled in real time. Tire DiameterinCoGYinTrackWidthinCoG HeightinTotal WeightlbsFront 1/2 Weightlbs
Suspension Geometry:​
Upper Links
X
Y
Z​
Frame EndinAxle EndinVector33
12
7
Link Length35.805
in Unit Vector0.9216
0.3351
0.1955
0.9999
Intercept-10
3.6363
20.787
inRoll Point-10
0
18.666
inForces10077.
3664.6
2137.7
lbVert Slope0.3636
in / in Hor Slope0.2121
in / in Lower Links
X
Y
Z​
Frame EndinAxle EndinVector26
-12
7
Link Length29.478
in Unit Vector0.8819
-0.407
0.2374
0.9999
Intercept39.999
18.461
16.730
inRoll Point39.999
0
27.499
inForces-12282
5668.8
-3306.
lbVert Slope-0.461
in / in Hor Slope0.2692
in / in
Material Selection:​
Upper Links

Outside Diameter
in Wall Thickness
in Material Used
1010 HREW 1010 DOM 1018 CDHFS 1020 DOM 1026 DOM 4130 Chromemoly Aluminum Titanium 2 Titanium 4 Titanium 6al/4v Other specify​
Specs->Modulus of Elasticity (psi)Rod End
QA1 xm10-12 QA1 xm12 QA1 hm20t QA1 hm14t QA1 hm14t-1 QA1 hm16t QA1 hm16t-2 Aurora XAM-10 Aurora XAM-12 Aurora XAM-16 Aurora XAM-20 Other Specify​
Yield StrengthRod End Load Rating
Density (in^3)Moment of Inertia
0.1994​
in ^4 Area
0.9817​
in ^ 2 Pyield
68722.​
lb Pbuckling
44521.​
lb Pbending
1039.6​
lb
Link Weight
9.9830​
lb Link Force
10934.4​
lb S.F. Yield
6.2849​
(Your link Stretching)S.F. Buckling
4.0717​
(Your link buckling under braking)S.F. Bending
0.4163​
(Irrelevant for UPPER links)S.F. Rod End
6.9688​
(Your rod end breaking)Lower Links

Outside Diameter
in Wall Thickness
in Material Used
1010 HREW 1010 DOM 1018 CDHFS 1020 DOM 1026 DOM 4130 Chromemoly Aluminum Titanium 2 Titanium 4 Titanium 6al/4v Other specify​
Specs->Modulus of Elasticity (psi)Rod End
QA1 xm10-12 QA1 xm12 QA1 hm20t QA1 hm14t QA1 hm14t-1 QA1 hm16t QA1 hm16t-2 Aurora XAM-10 Aurora XAM-12 Aurora XAM-16 Aurora XAM-20 Other Specify​
Yield StrengthRod End Load Rating
Density (in^3)Moment of Inertia
0.5368​
in ^4 Area
1.3744​
in ^ 2 Pyield
96211.​
lb Pbuckling
176834​
lb Pbending
2549.7​
lb
Link Weight
11.506​
lb Link Force
-13925.9​
lb S.F. Yield
6.9087​
(Your link compressing)S.F. Buckling
12.698​
(Your link buckling under acceleration)S.F. Bending
1.0211​
(Link bending with 1/2 weight of vehicle on it)S.F. Rod End
5.7251​
(Your rod end breaking)
Design Summary:​
Anti-Squat 137.78
% Roll Over AnglesRC Slope 0.1766
in / in ("-" = roll understeer; "+" = roll oversteer)
38.32​
degrees LeftRC Height 20.433
in
40.18​
degrees RightRC Angle 10.018
degrees ("-" = roll understeer; "+" = roll oversteer)
39.95​
degrees ForwardInstant Center X-Axis 71.040
in
62.13​
degrees RearwardInstant Center Y-Axis 0
in Instant Center Z-Axis 35.857
in Excel Version 1.5 Dan Barcroft & Greg Blanchette
Pirate4x4 Discussion
HTML Version by: Benjamin Porter
 
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