Sketcher ConstrainDistance/it: Difference between revisions
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Revision as of 21:28, 28 June 2019
Lunghezza |
Posizione nel menu |
---|
Sketch → Vincolo → Lunghezza |
Ambiente |
Schizzo |
Avvio veloce |
Maiusc + D |
Introdotto nella versione |
- |
Vedere anche |
Distanza Orizzontale, Distanza Verticale |
Descrizione
Il vincolo Lunghezza impone la lunghezza di una linea, la distanza perpendicolare tra un punto e una linea o la distanza tra due punti ad assumere un valore specifico.
Uso
- Selezionare due punti o una linea
- Premere il pulsante Vincolo lunghezza.
- Si apre una finestra di dialogo per modificare o confermare il valore. Premere OK per confermare.
Nota: lo strumento di vincolo può essere avviato anche senza selezione precedente. Per impostare la distanza perpendicolare tra un punto e una linea, il punto deve essere selezionato per primo. Di default il comando è in modalità continua per creare nuovi vincoli; per uscire dal comando premere il tasto destro del mouse o una volta il tasto ESC.
Suggerimento
Quando sono applicabili conviene usare il vincolo Distanza Orizzontale o il vincolo Distanza Verticale. Questi vincoli sono più robusti e più veloci da calcolare rispetto al vincolo di Lunghezza documentato qui.
Sketcher
- General: Create sketch, Edit sketch, Map sketch to face, Reorient sketch, Validate sketch, Merge sketches, Mirror sketch, Leave sketch, View sketch, View section, Toggle grid, Toggle snap, Configure rendering order, Stop operation
- Sketcher geometries: Point, Line, Arc, Arc by 3 points, Circle, Circle by 3 points, Ellipse, Ellipse by 3 points, Arc of ellipse, Arc of hyperbola, Arc of parabola, B-spline by control points, Periodic B-spline by control points, B-spline by knots, Periodic B-spline by knots, Polyline, Rectangle, Centered rectangle, Rounded rectangle, Triangle, Square, Pentagon, Hexagon, Heptagon, Octagon, Regular polygon, Slot, Fillet, Corner-preserving fillet, Trim, Extend, Split, External geometry, Carbon copy, Toggle construction geometry
- Sketcher constraints:
- Geometric constraints: Coincident, Point on object, Vertical, Horizontal, Parallel, Perpendicular, Tangent, Equal, Symmetric, Block
- Dimensional constraints: Lock, Horizontal distance, Vertical distance, Distance, Radius or weight, Diameter, Auto radius/diameter, Angle, Refraction (Snell's law)
- Constraint tools: Toggle driving/reference constraint, Activate/deactivate constraint
- Sketcher tools: Select unconstrained DoF, Select associated constraints, Select associated geometry, Select redundant constraints, Select conflicting constraints, Show/hide internal geometry, Select origin, Select horizontal axis, Select vertical axis, Symmetry, Clone, Copy, Move, Rectangular array, Remove axes alignment, Delete all geometry, Delete all constraints
- Sketcher B-spline tools: Show/hide B-spline degree, Show/hide B-spline control polygon, Show/hide B-spline curvature comb, Show/hide B-spline knot multiplicity, Show/hide B-spline control point weight, Convert geometry to B-spline, Increase B-spline degree, Decrease B-spline degree, Increase knot multiplicity, Decrease knot multiplicity, Insert knot, Join curves
- Sketcher virtual space: Switch virtual space
- Additional: Sketcher Dialog, Preferences, Sketcher scripting
User documentation
- Getting started
- Installation: Download, Windows, Linux, Mac, Additional components, Docker, AppImage, Ubuntu Snap
- Basics: About FreeCAD, Interface, Mouse navigation, Selection methods, Object name, Preferences, Workbenches, Document structure, Properties, Help FreeCAD, Donate
- Help: Tutorials, Video tutorials
- Workbenches: Std Base, Arch, Assembly, CAM, Draft, FEM, Inspection, Mesh, OpenSCAD, Part, PartDesign, Points, Reverse Engineering, Robot, Sketcher, Spreadsheet, Start, Surface, TechDraw, Test Framework, Web
- Hubs: User hub, Power users hub, Developer hub