How to draw anchor bracket

by Rezz on December 30, 2010

In this autocad tutorial you’ll learn how to draw anchor bracket. Something like this;
autocad-tutorial-achor-bracket-final

1. Open a new drawing. Click New autocad-tutorial-ex1-new

2. Make sure Ortho mode is ON, (it ON when it glow in blue)
autocad-tutorial-ex1-ortho-on
click the icon to turn it ON or OFF. (or press F8 to toggle)

3. Type z [Space bar], type e [Space bar]. This will zoom extents your drawing area.

4. Make sure you have this requirement Layers for your drawing.
autocad-tutorial-ex13-layers
No idea how to create layer? Read autocad tutorial about how to create layers.

5. Make sure layer 0 is selected as current layer.
autocad-tutorial-ex13-layer-0

6. Click Rectangleautocad-tutorial-rectangle specify first corner point at 0,0. Type 0,0 [Enter].
autocad-tutorial-zero-zero
Specify other corner point at 2,1. Type 2,1 [Enter].
autocad-tutorial-2-1

7. Click Line autocad-tutorial-line, draw a single line from top midpoint to bottom midpoint. (Use object snap to help)
autocad-tutorial-line-midpoint-snap

8. Click Offset autocad-tutorial-offset, specify offset distance to 0.1. Type 0.1 [Enter].
autocad-tutorial-offset-line
Offset both side.
autocad-tutorial-offset-both-side

9. Click Line autocad-tutorial-line, draw a single line from left edge, to middle line through its midpoints.
autocad-tutorial-cross-line

10. Click Circle, autocad-tutorial-ex13-circle specify center of the circle at the midpoint of newly created line. Click at the midpoint.
autocad-tutorial-circle-radius
Specify radius to 0.15, type 0.15 [Enter]. Press [Esc] few times to end circle command.

11. Click newly created line,
autocad-tutorial-pick-line
press [Del] to delete it.
autocad-tutorial-delete-line

12. Click Mirror autocad-tutorial-mirror, click on circle edge as object to be mirror.
autocad-tutorial-mirror-circle
press [Enter] to end object selection.
Click at top endpoint of center line as first mirror line,
autocad-tutorial-mirror-axis
click at bottom endpoint of center line as second mirror line.
autocad-tutorial-mirror-axis2
Press [Enter] when asked about deleting the source object. Make sure is N for No.
autocad-tutorial-mirror-axis3
Press [Esc] few times to end mirror command.
autocad-tutorial-mirror-axis4

13. Click center line
autocad-tutorial-delete-line2
and press [Del] to delete the line.
autocad-tutorial-delete-line4

14. Click Chamfer autocad-tutorial-chamfer, type d [Enter] (to specify chamfer distance).
autocad-tutorial-chamfer-d
type 0.1 [Enter] for first distance.
autocad-tutorial-chamfer-d-0.1
Type 0.1 [Enter] for second distance.
autocad-tutorial-chamfer-d-0.1-2
Click on first line and the the second line to chamfer.
autocad-tutorial-apply-corner
Repeat this picking step and apply to other 3 corners.
autocad-tutorial-chamfer-all

15. Click Line autocad-tutorial-line, draw 3 line as shown;
autocad-tutorial-sideview

16. Click Offset autocad-tutorial-offset, specify offset distance to 0.2. Type 0.2 [Enter].
Offset the vertical line to right side.
autocad-tutorial-sideview2

17. Click Offset autocad-tutorial-offset, specify offset distance to 1. Type 1 [Enter].
Offset the second vertical line to right side.
autocad-tutorial-sideview3

18. Click Extend,
autocad-tutorial-extend
Click at newly created vertical line as extend boundary,
autocad-tutorial-extend-fence
Press [Enter] to end boundary selection.
Click on the line we want to extend,
autocad-tutorial-extend-line
Repeat this step for next line.
autocad-tutorial-extend-line2
Press [Esc] few times to end Extend command.

18. Click Trim, autocad-tutorial-ex13-line-trim select all 5 lines by clicking bottom right corner to upper left corner (selecting by green box, select right to left. Read autocad tutorial about selecting objects). This will turn all 5 lines become cutting edge.
autocad-tutorial-trim
Press [Space bar] to confirm selection.
Click at all extend line outside the object (at pointed arrows).
autocad-tutorial-trim2

autocad-tutorial-trim3
Press [Esc] few times to end trim command.

19. Click Chamfer autocad-tutorial-chamfer, type d [Enter] (to specify chamfer distance).
autocad-tutorial-chamfer2
type 0.25 [Enter] for first distance and type 0.25 [Enter] for second distance.
Add chamfer at both two corner.
autocad-tutorial-chamfer3

20. Using line, draw a cross line as shown (midpoint to midpoint);
autocad-tutorial-cross-line2

21. Using circle, draw a circle at midpoint of newly created line at 0.25 radius.

Delete the guide line after circle drawn.

22. Change current layer to Hidden layer.
autocad-tutorial-layer
Click Line autocad-tutorial-line, draw 2 line to represent hidden line by the circles.
autocad-tutorial-hidden
Click Trim, autocad-tutorial-ex13-line-trim trim off the excess hidden line.
autocad-tutorial-hidden2
Repeat this step for the single hole at side view.
autocad-tutorial-hidden3

23. Click Offset autocad-tutorial-offset, type t [Enter]. This will offset object by through option.
Click at hidden line,

Click at center of single hole as offset through point.

You’ll get this offset.

Repeat this step for holes at left side.

24. Click at newly created center lines,

change it layer properties to Center Line layer.


Click and stretch the center line a little bit.

25. Change current layer to CENTER LINE,

Click Annotate>Dimensions>Center Mark

Click on through hole to mark its center mark.

26. Change current layer to DIM layer,

click Linear,

Click at each line endpoints to pull out the dimension like this;
autocad-tutorial-dimension

27. For dimensioning diameter of the through hole, click Diameter,

click on the circle edge and pull out the dimension.
autocad-tutorial-dimension-2

Now we need to add leader to call out chamfer size, click Multileader, click on chamfer edge and and the leader.
autocad-tutorial-achor-bracket-final

Finish.

{ 1 comment… read it below or add one }

sinshaw bokoro August 25, 2011 at 9:08 am

I really appreciate your commitment to help people, it is wonderful tutorial I have got true knowledge ,thanks a lot .

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