Drafting of various geometries using Chamfer, Fillet tool in AutoCad

1. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units and select decimal unit.
• In the command box type line
• In the command box specify first point as 1,1
• In the command box type @3<0
• In the command box type @2.12<45
• In the command box type @2.83<135
• In the command box type @2<180
• In the command box type close.
• In the command box type line 
• In the command box type specify first point as 1,1 
• In the command box type @1.5<0 (line 1)
• In the command box type @1<90(line 2)
• In the command box type circle and select center and diameter.
• In the command box specify the point 2.5,2
• In the command box Radius of 1.2
• And delete the line 1&2
• In the command box type line 
• In the command box type specify first point as 1,1 
• In the command box type @1.5<0 (line 1)
• In the command box type @2.5<90(line 2)
• In the command box type circle and select center and diameter.
• In the command box specify the point 2.5,3.5
• In the command box Radius of 0.8
• And delete the line 1&2
• enter

Result: 

2. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-Architectural-precision- 0'-0"
• Select polar tracking is 45-90-135-180
• In the command box type line 
• specify the first anywhere
• In the command box type @2'-6"<225
• In the command box type @3'<135
• In the command box type @2'-5"<90
• In the command box type @8'<0
• In the command box type @1'-9"<270
• In the command box type @1'-5"<225
• In the command box type close 

Result:

3.Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-Engineering-precesion- 0'-0"
• Select polar tracking is 90-180-270-360
• In the command box type line 
• specify the first anywhere
• In the command box type @1'-6.0"<270 (A)
• In the command box type @5'-0.1<180 (B)
• In the command box type @3'-3.0"<90 (C)
• In the command box type @2'-2.6"<0 (D)
• In the command box type close (E)
• In the command box type line 
• specify the first point at C
• In the command box type @1'-3.0"<0 (line 1)
• In the command box type @1'-6.0"<90 (line 2) (F)
• In the command box type circle of center and radius
• specify point at F
• draw the circle dia as 1'-6.0"
• delete line 1&2

Result:

4.Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision- 0.00
• In the command box type line 
• specify the first anywhere
• In the command box type @2<0
• In the command box type @2.5<270
• In the command box type @2.5<180
• In the command box type @0.5<90
• In the command box type @3<180
• In the command box type @3<90
• In the command box type @1<0
• In the command box type @2<90
• In the command box type @2.5<0
• In the command box type close

Result:

5. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision- 0.00
• In the command box type line 
• specify the first point as 1,1
• In the command box type @11.5<0
• In the command box type @6<90
• In the command box type @11.5<180
• In the command box type close
• In the command box line 
• Specify the point as 4,1
• In the command box type @6<90
• In the command box type line 
• specify the point as 8.5,1
• In the command box type @6<90
• In the command box type circle
• specify the point at center of the left rectangle
• Draw the two circles of dia as 1 and 2
• In the command box type circle
• specify the point at center of the right rectangle
• Draw the two circles of dia as 1 and 2
• In the command box type circle
• specify the point at center of middle rectangle
• Draw the two circles of dia as 3

Result:

6. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision-0.00
• First draw the left side rectangle.
• In the command box type line 
• specify the first point anywhere
• In the command box type @1.5<0
• In the command box type @1.5<90
• In the command box type @1.5<180
• In the command box type @1.5<270
• In the command box type offset
• In the command box type distance 0.5
• With the help of offset get the horizontal line as 0.5
• With the help of offset get 2 vertical lines as 0.5
• Enter
• draw the right top side rectangle.
• In the command box type line 
• specify the first point anywhere
• In the command box type @2<0
• In the command box type @1.5<90
• In the command box type @25<180
• In the command box type @1.5<270
• In the command box type offset
• In the command box type distance 0.5
• With the help of offset get 2 horizontal lines as 0.5
• With the help of offset get the vertical line as 0.5
• Enter
• Draw the middle right side
• In the command box type line 
• specify the first point at the exact right top side rectangle
• In the command box type @2<0
• In the command box type @1.5<90 
• In the command box type @0.5<180
• In the command box type @1<270
• In the command box type @1.5<180
• In the command box type @0.5<270
• In the command box type line
• join the top to lines 
• enter

Result:

7. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision-0.00.
• In the command box type line 
• specify the first point keep anywhere
• In the command box type @100<90 (Point A)
• In the command box type @210<0 (B)
• In the command box type @75<270(C)
• In the command box type line 
• Specify the first point at point A
• In the command box type @70<0 (line 1)
• In the command box type @40<90 (D)
• In the command box type @15<270 (E)
• In the command box type @50<0 (line 2)
• In the command box type circle
• select center and diameter 50 at the midpoint of line 1
• In the command box type arc and select start, center, length
• In the command box type select point start at a center to the midpoint of line1
• In the command box type arc length is 70
• In the command box type circle
• select center and diameter 30 at the midpoint of line 2
• In the command box type arc and select start, center, length
• In the command box type select point start at a center to the midpoint of line2
• In the command box type arc length is 50
• delete line 1&2
• In the command box type line
• In the command box type first point at A
• In the command box type @20<0 (Line 3)
• In the command box type @10<270 (line 4) 
• In the command box type @70<0
• In the command box type @30<270
• In the command box type @70<180
• In the command box type @30<90
• Delete line 3&4
• In the command box type line 
• In the command box type first point at B
• In the command box type @10<270 (line 5)
• In the command box type @20<180 (line 6)
• In the command box type @70<180
• In the command box type @30<270
• In the command box type @70<0
• In the command box type @30<90
• Delete lines 5&6.
• In the command box type fillet 
• In the command box type of radius is 15
• In the command box type select lines at point A&B
• In the command box type fillet 
• In the command box type of radius is 20
• In the command box type select lines at point D
• In the command box type fillet 
• In the command box type of radius as 6
• In the command box type select lines at point E

Result:

8. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision-0.000
• In the command box type line 
• specify the first point keep anywhere
• In the command box type distance as 8.55
• In the command box type circle
• In the command box type select as center and diameter
• In the command box type draw the circle at both the end of the line.
• In the command box type diameter as 0.9
• In the command box type circle
• In the command box type select as center and radius
• In the command box type draw the circle at both the end of the line.
• In the command box type radius of 0.9 
• In the command box type circle
• In the command box type select as center and diameter
• In the command box type draw the 2 circles at the midpoint of the line.
• In the command box type diameter as 4&5
• in object snap on the tangent.
• Draw tangent lines through the end circles to the center circle.

Result:

9. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-engineering-precision-0.000
• In the command box type line 
• specify the first point keep anywhere
• In the command box type distance as 32'-6"
• In the command box type circle
• In the command box type select as center and diameter
• In the command box type draw the circle at left side of the line.
• In the command box type diameter as 8'
• In the command box type circle
• In the command box type select as center and radius
• In the command box type draw the circle at the right side of the line.
• In the command box type radius of 9'
• In the command box type circle
• In the command box type select as center and radius
• In the command box type draw the circle at the both sides of the line.
• In the command box type radius of left side is 33'-8" and right side is 32'*8"
• Now these two circle bisect at bottom 
• In the command box type circle
• In the command box type select as center and radius
• In the command box type draw the circle at a point the bottom bisect of the circles. 
• In the command box type radius of 41'-8"
• Now trim the unwanted lines.
• Now at the both of line.
• In the command box type circle.
• In the command box type select as tangent,tangent and radius.
• select the two circles as tangent.
• In the command box type radius of 20'-10"
• and trim the cruve.
• enter 

Result:

10. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-decimal-precision-0.000
• In the command box type rectangle
• In the command box type rec size is 5*5
• In the command box type rotate the rectangle to diman shape.
• In the command box type offset of some distance.
• anw trim the unwanted lines.

Result:

11. Aim: To draw the given drawings by using AutoCAD.

Procedure:

• In the command box type units-type-engineering-precision-0.000
• In the command box type line 
• specify the first point keep anywhere
• In the command box type @9'<270
• In the command box type @3'<0
• In the command box type @4'-6"<270
• In the command box type @4'-6"<0
• In the command box type @1'-2"<90
• In the command box type @5'-4"<0
• In the command box type @1'-2"<270
• In the command box type @4'-6"<0
• In the command box type @4'-6"<90
• In the command box type @3'<0
• In the command box type @9'<90
• In the command box type @3'<180 
• In the command box type @3'-7"<270 (line 1)
• In the command box type @4'-6"<180 (line 2)
• In the command box type @3'-7"<90  (line 3)
• Draw a two lines from the midpoint of line 2 
• And join the two lines to line 1&3
• Delete line 1,2&3
• In the command box type line 
• In the command box type @5'-4"<180 (line 4)
• In the command box type @2'-8"<270 (line 5)
• In the command box type @4'-6"<180 (line 6)
• Draw a two lines from the midpoint of line 5
• And join the two lines to line 4&6
• Delete line 4,5&6
• In the command box type line 
• specify line at first point 
• In the command box type @6'-9"<270
• In the command box type @7'-6"<0 (A)
• In the command box type rectangle
• specify at the point A
• And rec size is 3*3 of angle is 45
• Enter.

Result: