Centre of gravity & support reactions

Combine point masses, find the common centre of gravity, and see how the weight is shared between supports — skids, frames, lifting points, machine feet. One click moves the supports so every one carries the same load.

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TOP VIEW (PLAN) · x–yx → · y ↑ · m

FRONT VIEW · x–zx → · z ↑

SIDE VIEW · y–zy → · z ↑

TOTAL MASS2620 kg

WEIGHT W25.70 kN

CoG x · y · z [m]2.120 · 0.978 · 0.790

R_max / R_min1.208

OKEquilibrium satisfied (ΣR = W, moments balance). Largest reaction at S2 — 27.4% of the weight. Press Optimise to equalise.

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HOW IT'S CALCULATED · WITH YOUR NUMBERS

Step by step, with your numbers

01
Equilibrium████ ██ ███████ · ██████ = ██.██
02
Reactions████ ██ ███████ · ██████ = ██.██
03
Shear force████ ██ ███████ · ██████ = ██.██
04
Bending moment████ ██ ███████ · ██████ = ██.██
05
Deflection████ ██ ███████ · ██████ = ██.██
06
Stress████ ██ ███████ · ██████ = ██.██

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Reference: rigid-body statics; least-squares load sharing on equally stiff supports.

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