Calculateurs disponibles
Commencez par les calculateurs deja disponibles pour cette section, puis ouvrez les guides lies quand vous avez besoin de plus de contexte.
Calculateur couple et contrainte d'arbre
Estimer la contrainte de torsion et l'angle de vrillage pour un arbre circulaire.
Calculateur de chaine de tolerances
Additionner des tolerances lineaires en pire cas et en RSS pour un assemblage simple.
Calculateur de fleche de poutre
Calculer la fleche maximale d'une poutre prismatique dans des cas classiques.
Calculateur effort tranchant et moment
Obtenir les pics d'effort tranchant et de moment flechissant pour des cas simples.
Moment Of Inertia Calculator
Browser-based preliminary check for Moment Of Inertia Calculator — fast estimates, not code or stamped design output.
Plate Weight Calculator
Browser-based preliminary check for Plate Weight Calculator — fast estimates, not code or stamped design output.
Section Properties Calculator
Browser-based preliminary check for Section Properties Calculator — fast estimates, not code or stamped design output.
Thermal Expansion Calculator
Browser-based preliminary check for Thermal Expansion Calculator — fast estimates, not code or stamped design output.
Tube Weight Calculator
Browser-based preliminary check for Tube Weight Calculator — fast estimates, not code or stamped design output.
Beam Reactions Calculator
Browser-based preliminary check for Beam Reactions Calculator — fast estimates, not code or stamped design output.
Bearing Life Estimator
Browser-based preliminary check for Bearing Life Estimator — fast estimates, not code or stamped design output.
Belt Speed Calculator
Browser-based preliminary check for Belt Speed Calculator — fast estimates, not code or stamped design output.
Bolt Preload Calculator
Browser-based preliminary check for Bolt Preload Calculator — fast estimates, not code or stamped design output.
Bolt Stress Area Helper
Browser-based preliminary check for Bolt Stress Area Helper — fast estimates, not code or stamped design output.
Buckling Calculator
Browser-based preliminary check for Buckling Calculator — fast estimates, not code or stamped design output.
Cantilever Beam Calculator
Browser-based preliminary check for Cantilever Beam Calculator — fast estimates, not code or stamped design output.
Centroid Calculator
Browser-based preliminary check for Centroid Calculator — fast estimates, not code or stamped design output.
Chain Speed Calculator
Browser-based preliminary check for Chain Speed Calculator — fast estimates, not code or stamped design output.
Plate Bending Estimator
Simple plate bending stress or deflection orders of magnitude—pair with beam tools for panel-style screening.
Gear Ratio Calculator
Browser-based preliminary check for Gear Ratio Calculator — fast estimates, not code or stamped design output.
Material Weight Calculator
Browser-based preliminary check for Material Weight Calculator — fast estimates, not code or stamped design output.
Shaft Torsion Calculator
Browser-based preliminary check for Shaft Torsion Calculator — fast estimates, not code or stamped design output.
Spring Rate Calculator
Browser-based preliminary check for Spring Rate Calculator — fast estimates, not code or stamped design output.
Stress Strain Unit Converter
Browser-based preliminary check for Stress Strain Unit Converter — fast estimates, not code or stamped design output.
Torque To Clamp Load Helper
Browser-based preliminary check for Torque To Clamp Load Helper — fast estimates, not code or stamped design output.
Critical Speed Calculator
Estimate bending critical speed from stiffness and distributed mass—compare running-speed margins before detailed rotor analysis.
Usages typiques de la section
Ces parcours aident a choisir le bon calculateur avant une analyse plus poussee ou une verification de conception formelle.
Beam response and internal result checks
Move from support conditions to deflection and moment trends, then cross-check assumptions about stiffness and boundary realism.
Shaft torque, stress, and speed considerations
Connect torque and geometry to stress indicators, then relate rotating machinery context (critical speed) when relevant.
Thermal expansion in assemblies
Estimate growth from temperature deltas so fits, gaps, and constraint paths stay coherent in mechanical stacks.
Tolerance and fit reasoning
Pair stack-up thinking with ISO fit helpers when clearance or interference targets must survive manufacturing variation.
Guides de la section
Les guides publies aident a comprendre les hypotheses, les formules et l'etape suivante apres un resultat rapide.
Use this guide for transparent first-pass serviceability screening before detailed structural analysis or code-compliant design workflows.
Outil principal : Calculateur de fleche de poutre
Use this guide when you need to explain or sanity-check simple beam statics results before moving into full diagrams or code-based structural design.
Outil principal : Calculateur effort tranchant et moment
Use this guide when you need to explain how a shaft can carry torque yet still fail on stress or stiffness long before a detailed machine-element study is complete.
Outil principal : Calculateur couple et contrainte d'arbre
Conception mecanique FAQ
Why is tolerancing linked to mechanical design and manufacturing?
Many mechanical failures are not 'wrong formulas' but inconsistent assumptions about variation. The model keeps stack-up thinking near design mechanics on purpose.
Do these calculators replace FEA?
Closed-form tools are excellent for directionally correct checks and education. Complex geometry, contact, and nonlinear material behavior still belong in appropriate analysis tools.
What should I document before trusting a quick mechanical check?
State your geometry assumptions, material properties, boundary conditions, and whether loads are static, dynamic, or combined. Those choices usually matter more than the arithmetic itself.