Sketcher CreateArc/zh-cn: Difference between revisions

Revision as of 18:04, 30 December 2020

Other languages:

Menu location
Sketcher CreateArc
Sketch → Sketcher geometries → Create arc by center
Workbenches
Sketcher
Default shortcut
None
Introduced in version
-
See also
Sketcher Circle

此工具通过用户拾取的三个点：中点、圆周上的起始角度与圆周上的终点角度来绘制一条弧。

在开启此工具时，鼠标指针将变为一个附有红色弧图标的白色十字。而指针的坐标也会实时显示在侧。

在3D视图中的空白区域或从一个已存在对象上（一定要激活TaskView中的自动约束（auto constraints）。译注：0.18版中自动约束设置位于底图的首选项中）拾取对应点。
按Esc键或点击鼠标右键来退出此功能。

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

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

@@ Line 4: / Line 4: @@
 |[[Sketcher_Create3PointArc|Arc by 3 Point]]
 |[[Sketcher_Workbench|Sketcher]]
-|IconL=Sketcher_Create3PointArc.svg
+|IconL=Sketcher_CompCreateArc.png
-|IconR=Sketcher CreateArc3Point.png
+|IconR=Sketcher_Create3PointArc.svg
 |IconC=Workbench_Sketcher.svg
 }}
@@ Line 35: / Line 35: @@
 |[[Sketcher_Create3PointArc|Arc by 3 Point]]
 |[[Sketcher_Workbench|Sketcher]]
-|IconL=Sketcher_Create3PointArc.svg
+|IconL=Sketcher_CompCreateArc.png
-|IconR=Sketcher CreateArc3Point.png
+|IconR=Sketcher_Create3PointArc.svg
 |IconC=Workbench_Sketcher.svg
 }}
 {{Sketcher Tools navi{{#translation:}}}}