Drafting of various geometries using Chamfer, Fillet tool in AutoCad

AIM: TO DRAW THE GIVEN SKETCHES IN AUTOCAD.

INTRODUCTION: Autocad offers various tools like Rotate, Chamfer, Fillet, Move, Offset etc. to use sketching process.

DRAWING-1

PROCEDURE:

• Open new file and set decimal and prrecision to 0.00
• command line: from random point draw 3.00m line and @2.12<45, @2.83<135 them 2.00m line and close.
• command offset: offset 3m line to 1m and 2.5m.
• command circle: from the mid point off 3m line at 2.5m and 1m. draw a circle of diameter of 1.2m at 1m and 0.8m at 2.5m.
• command erase: erase the offset.

RESULT:

DRAWING-2

PROCEDURE:

• select the archutectural and polar tracking for angles 15,30,45,60 and so on.
• command line: Draw a horizontal line and draw 2'6"line at 225 degrees, 3' line perpendicular to it .2'5" vertical line and 8' horizontal lines. 1'9" vertical line and 2'10"@ 225 degrees and close.

RESULT:

DRAWING-3

PROCEDURE:

• open new file and set enginnering and precision to 0'-0'0"
• command line; 2'-6.5" in -ve xaxis , 3'3" in -ve y axis, 5'0.1" in +ve x axis, 1'6" in +ve y axis and close.
• command offset: 3'3" line at a distance of 1'3.0" and 5' 0.1" at a distance of 1'6.0"
• command circle: draw a cricleof diameter of 1'6.0" from the centre of offsetted lines.
• command erase: erase the offset.

RESULT:

DRAWING-4

PROCEDURE:

• new page and select decimals with precision 0.00 while keeping ortho on.
• comand line ; draw 3m linein +x axis.
• 0.5m in -y axis, 2.5m in +x axis, 2.5m in+ y axis, 2m in-ve x axis, 3m in +ve y axis, 2.5m in -ve y axis, 3m in -ve yaxis and close.

RESULT:

DIAGRAM-5

PROCEDURE:

• new page select decimal and precision 0.00 while kepping ortho on.
• command line: 6m vertical, 11.5m horizontal and 6m vertical and 11.50m horizontal.
• in OS setting keep midpoint, centre, intersection and geometric centre on.
• command cricle: draw circle at the centre with diameter 3.00m
• command offset: offset 6.00m line at distance of 3m on both side and offset the 11.5m kine at a distance of 3m.
• command cricle: draw a concentric circles at the intersectionof the offsetted line of diameter 1m and 2m on both sides.
• command erase; erase the offsets.

RESULT:

DIAGRAM-6

PROCEDURE:

• new page select decimal and precision 0.00 while kepping ortho on.
• command line: 1m H and 1.5m V on both sides.
• command offset: offset 1.5m lines to 0.5m
• command divide: divide 1.5m line divide into 3 segements.
• command join: join the divided lines.
• in OS setting keep extension on
• command line: draw 2m line and 1.5m line and 0.5m H on top and V and 1.5m H and 0.5m V and join the slant line.
• command line; 2m H and 1.5 V on both sides.
• command offset: offset 1.5m line to 0.5m.
• command divide: divide 1.5m line into 3 segements.
• command line: join the divided lines.

RESULT:

DIAGRAM-7

PROCEDURE:

• new page select decimal and precision 0.00 while kepping ortho on.
• command line:draw 210m H line and 100m V line on left side and 75 m V line oon right side, since arc has radius of 35m drawing a line of 70 m on left side and has a radius of 25m drawing a line of 50m on right side.
• command arc: from strat, end and radius draw an arc of radius 35m on right side and an arc of radius 25m on left side.
• command cricle: from mid point of 70m line on left side draw a circle of diameter of 50m and 30m on right side.
• command offset: offset 210m line at adistance of 60m
• command fillet: filleting to radius 15m on top right and left and radius of 20m on inner left and radius of 6m on inner right.
• command offset: offsetting 210m line t0 10m and 100m and 75m line to 20m.
• command rec6tangle: rectangle with length 70m and width of 30m.
• command erase: erase the all offsetted lines and unwanted lines.

RESULT:

DIAGRAM-8

PROCEDURE:

• new page select decimal and precision 0.00 while kepping ortho on.
• command circle; draw concentric circles 4.275m line on both sides.
• command line: from the center of circle draw 4.275m line on both sides.
• command circle: crawing a circle of dia 0.9m in bothsides.
• command arc: from start, end and radiusdraw an arc of radius 0.90m on both sides.
• command line join tyhe lines of the arc.

RESULT:

DiAGRAM-9

PROCEDURE:

• open new file and set enginnering and precision to 0'-0'0"
• command line: draw a 32'-6" H line.
• command circle: draw a circle of radius 8' on the left side of line and radius of 9' on the right of the line.
• command arc: from start, end radius drawing a rc 41'-8" om top and 20'-10" bottom.
• command trim : trim the unwanted lines and curves.

RESULT:

DIAGRAM-10

PROCEDURE:

• command rectangle: draw a rectangle of same length and width of one smaller size and another slightly bigger one from common center.
• command rotate: rotating the drawn squares by 45 keeping the copy.
• command trim: trim the crossing lines according to the figure.

RESULT:

DIAGRAM-11

PROCEDURE:

• open new file and set enginnering and precision to 0'-0'0"
• command line: draw 10'-2" H line, 9' V line, 3' H line , 4'-6" V & H line and 1'-2"V line.
• command mirror: mirror above the lines at centre axis.
• command offset: offset tghe 20'-4" to a distanceof 6'-9" and 13'-6" to a distance of 10'-2"
• command rectangle: draw a rectangle of length and width 3' from the center point off setted line.
• command move : moving the centre of rectangle to the centre of offsetted line.
• commans rotate: rotating the rectangle by 45 degrees.
• command offset. offsetting 20'-4" to a distance of 2'-8" with polar tracking on draw an angles of 90 degree. offset 20'-4" to a distance of 3'-7" with polar tracking on draw an angle of 60 degree.
• command erase: erase the unwanted lines.

RESULT: