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Modeling Tools Recovery example ↶ Cancel ↷ Redo
Select/drag Edit existing hinge points, members and dimensions Fixed rotating pair Add fixed hinge points to the rack Movable rotating pair Add freely moving hinge points Prismatic Joint Add hinge points for slider motion along rails Connecting rods Select two hinge points in sequence to create a member Multi-hinge point rigid body Complete the rigid body after selecting three or more hinge points Attach track points Can be attached to hinge points, regular rods, or multi-hinge point rigid bodies size constraints Select two hinge points in turn to establish distance or alignment constraints
Mechanism Templates You can freely modify it after one-click loading.
four-bar mechanism Two fixed hinge points and rotating active lever slider crank Combination of rotating pair and horizontal moving pair parallelogram Parallel mechanism that maintains link posture telescopic actuator Variable length rod driven linear slide Multi-hinge point rigid body Three-dimensional connecting rod and rigid body trajectory hinge point Watt Linkage Double rocker and approximate straight line midpoint trajectory Chebyshev Linkage Approximate linear guidance with classic proportions Hoekens Linkage Long straight segments and rapid return trajectories Klann Walking Leg Six-link bionic foot closed trajectory Peaucellier–Lipkin Eight-link precise linear inversion mechanism Jansen Walking Leg Multi-link bionic gait with classic proportions scissor lift Relative platform guide rail and periodic telescopic drive Excavator working device Load analysis of three rigid bodies, three hydraulic cylinders and bucket teeth
Create a new blank project Export JSON Import JSON
Edit Delete hinge point J3 Fixed pair Revolute Joint Prismatic Joint Rod rigid body Attach track points Size Automatic solution Full-cycle Check
− 100% ＋ Wheel to zoom
L1 L2 L3 J1 J2 J3 J4 T1 The Four-bar template is ready. Play directly, or continue adding moving pairs, members, and dimensional constraints. Delete Delete · Wheel zoom · Alt / middle key pan · Ctrl+Z Undo
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Objects and Constraints Delete selected Mechanism Status Estimated DOF 1
Prismatic Joint 0
relative movement pair 0
Multi-hinge point rigid body 0
track point 1
Activate hydraulic cylinder 0
external load 0
maximum constrained error 0.00 mm
Total track samples 0
Driver is ready The universal projection solver simultaneously maintains rod lengths, dimensions, and rail constraints and continuously tracks the current assembly branch.