Drafting of various geometries using Chamfer, Fillet tool in AutoCad

AIM: To draw the various geometries using Chamfer, Fillet tool using AutoCAD software

INTRODUCTION: The main objective of this assignment is to get in touch with various tools Line, Circle, Offset, Chamfer, Fillet.

Commands Used:

• Line
• Circle
• Chamfer
• Fillet
• Mirror
• Trim
• Move
• Rotate

PROCEDURE:

Drawing 1:

• Open AutoCAD software
• Start new drawing
• Type L in the command line and click Enter
• Specify first point: 1,1
• Specify next point: @3,0
• Specify next point: @2.12<45
• Specify next point: @2.83<135
• Specify next point: @-2,0
• Specify next point: @0,-2.5
• Press Esc
• Type O in the command line and click Enter
• Enter offset distance: 1.0
• Select the object and move the cursor upwards
• Type O in the command line and click Enter
• Enter offset distance: 1.5
• Select the object and move the cursor upwards
• Type C in the command line and click Enter
• Draw a circle of diameter 1.20 at 1m height at the midpoint of 3m line
• Type C in the command line and click Enter
• Draw a circle of diameter 0.80 at 2.50m height at the midpoint of 3m line
• Type E in the command line and click Enter
• Select the objects and erase it
• Type DIM in the command line and click Enter
• Select the object and the dimensions are displayed

Drawing 2:

• Open AutoCAD software
• Start new drawing
• Type L in the command line and click Enter
• Specify start point: 2,5
• Specify next point: @2'-10"<45
• Specify next point: @0,1'-9"
• Specify next point: @-8',0
• Specify next point: @0,2'-5"
• Switch on polar tracking 30,60,90,.
• Place the cursor at 300 degrees and type 3'
• Again place the cursor at 30 degrees and type 2'-6"
• Type DIM in the command line an click Enter
• Select the objects and dimensions are displayed

Drawing 3:

• Open AutoCAD software
• Start new drawing
• Type REC in the command line and click Enter
• Specify the starting point
• Specify the next point or [Area Dimensions Rotation]
• Click on dimensions
• Enter the length: 5'-0.1"
• Enter the width: 3'-3.0"
• Specify other corner
• Type CHAMFER in the command line and click Enter
• Select first line
• Select second line or [Undo Distance Trim Angle Polyline Trim Multiple]: d
• Specify first chamfer distance: 2'-3.5"
• Specify second chamfer distance: 1'-9"
• Click Enter
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @1'-3.0"
• Specify next point: @1'-6.0"
• Type C in the command line and click Enter
• Specify center point of the circle
• Specify radius of the circle or [Diameter]
• Click on diameter
• Specify diameter of the circle: 1'-6.0"
• Type E in the command line and click Enter
• Select the object and erase it
• Type DIM in the command line and click Enter
• Select the objects and dimensions are displayed

Drawing 4:

• Open AutoCAD software
• Start new drawing
• Type L in the command line and click Enter
• Specify start point: 1,1
• Specify next point: @3,0
• Specify next point: @0,-0.5
• Specify next point: @2.5,0
• Specify next point: @0,2.5
• Specify next point: @-2,0
• Specify next point: @0,3
• Specify next point: @-2.5,0
• Specify next point: @0,2
• Press Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,3
• Specify next point: @1,0
• Type DIMLINEAR in the command line and click Enter
• Select the objects and dimensions are displayed

Diagram 5:

• Open AutoCAD software
• Start new drawing
• Type REC in the command line and click Enter
• Specify first corner point
• Specify second corner point or [Area Dimensions Rotation]
• Click on Dimensions
• Enter the length: 3
• Enter the width: 6
• Specify other corner
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @1.5,0
• Specify next point: @0,6
• Turn on Midpoint in Object Snap
• Type C in command line and click Enter
• Specify centre point of circle
• Specify radius of circle: 0.5
• Type OFFSET in the command line and click Enter
• Specify offset distance: 0.5
• Select the circle and click outside of the circle
• Type REC in the command line and click Enter
• Specify first corner point
• Specify second corner point or [Area Dimensions Rotation]
• Click on dimensions
• Enter the length: 5.5
• Enter the width: 6
• Specify other corner
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @2.75,0
• Specify next point: @0,6
• Type C in the command line and click Enter
• Specify centre point of circle
• Specify radius of circle: 1.5
• Type REC in the command line and click Enter
• specify first corner point
• Specify second corner point or [Area Dimensions Rotation]
• Click on dimensions
• Enter the length: 3
• Enter the width: 6
• Specify other corner
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @1.5,0
• Specify next point: @0,6
• Type C in the command line and click Enter
• Specify centre point of circle
• Specify radius of circle: 0.5
• Type OFFSET in the command line and click Enter
• Specify offset distance: 0.5
• Select the circle and click outside of the circle
• Select the unwanted lines and erase it
• Type DIMLINEAR and DIMRADIUS in the command line and click Enter
• Select the objects and dimensions are displayed

Drawing 6:

• Open AutoCAD software
• Start new drawing
• Type REC in the command line and click Enter
• Specify first corner point
• Specify next corner point or [Area Dimensions Rotation]
• Click on dimensions
• Enter the length: 1.5
• Enter the width: 0.5
• Specify last corner point
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,1.5
• Specify next point: @0.5,0
• Specify next point: @0,-1.5
• Specify next point: @0.5,0
• Specify next point: @0,1.5
• Specify next point: @0.5,0
• Specify next point: @0,-1.5
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0.5,0
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-0.5
• Specify next point: @1.5,0
• Specify next point: @0,1.5
• Specify next point: @-0.5,0
• Specify next point: @0,-1
• Specify next point: @-1,0
• Join the top left corner and the bottom up corner and click Esc
• Select the first diagram and type the command COPY in command line
• Click Enter and make a copy of it where we need
• Rotate the object as per requirement by giving a command ROTATE in command line
• Erase unwanted lines
• Type DIMLINEAR in the command line and click Enter
• Select the objects and dimensions are displayed

Diagram 7:

• Open AutoCAD software
• Start new drawing
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-100
• Specify next point: @210,0
• Specify next point: @0,75
• Type F in the command line and click Enter
• Select first line
• Specify radius as 15
• Select second line and click Enter
• Type F in the command line and click Enter
• Select first line
• Select radius as 15
• Select second line and click Enter
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @70,0
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @-50,0
• Click Esc
• Type C in the command line and click Enter
• Turn on midpoint in Object Snap
• Specify centre point and enter radius of circle: 25
• Type C in the command line and click Enter
• Specify centre point and enter radius of circle: 15
• Select start end radius option from arc menu in draw panel
• Specify start point and endpoint
• Radius of arc: 35
• Select start end radius option from arc menu in draw panel
• Specify start and end point
• Radius of arc: 25
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @20,0
• Specify next point: @0,40
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-10
• Specify next point: @70,0
• Specify next point: @0,-30
• Specify next point: @-70,0
• Click Esc
• Select and erase unwanted lines
• Type Move in the command line and click Enter
• Select the object and click enter
• Specify the base point or [Displacement]
• Click displacement
• Specify displacement from base point: 100
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-20
• Draw the perpendicular line to it
• Join the arcs with the line command
• Type F in the command line and click Enter
• Select the first object
• Specify the Radius as 20
• Select the second object and click Enter
• Type F in the command line and click Enter
• Select the first object
• Specify the radius as 6
• Select the second object and click Enter
• Erase unwanted lines
• Type DIM in the command line and click Enter
• Select the objects and then dimensions are displayed

Drawing 8:

• Open AutoCAD app
• Start new drawing
• Type C in the command line and click Enter
• Specify centre point of circle: 5,5
• Specify radius of circle: 2
• Type O in the command line and click Enter
• Specify offset distance: 0.5
• Select the object and click outside of the circle
• Type L in the command line and click Enter
• Specify start point: 5,5
• Specify next point: @4.275,0
• Click Esc
• Type L in the command line an click Enter
• Specify start point: 5,5
• Specify next point: @-4.275,0
• Click Esc
• Type O in the command line and click Enter
• Specify offset distance: 0.9
• Select the object and click on top and bottom
• Close it with the lines at both sides
• Trim and erase the top and bottom line
• Type C in the command line and click Enter
• Specify centre point of the circle
• Specify radius of the circle: 0.45
• Type C in the command line and click Enter
• Specify centre point of the circle
• Specify radius of the circle: 0.45
• Select start end radius option from arc menu in the draw panel
• Specify start and end point
• Radius of arc: 0.90
• Select start end radius option from arc menu in the draw panel
• Specify start and end point
• Radius of arc: 0.90
• Turn on Tangent in Object Snap
• Draw lines from the points to the tangents top and bottom of the big circles
• Trim unwanted lines
• Type DIMLINEAR and DIMRADIUS in the command line and click Enter
• Select the objects and then dimensions are displayed

Drawing 9:

• Open AutoCAD software
• Start new drawing
• Type L in the command line and click Enter
• Specify start point
• Specify next point: 32'-6",0
• Type C in the command line and click Enter
• Specify centre point of the circle
• Specify radius of the circle: 8'
• Type C in the command line and click Enter
• Specify centre point of the circle
• Specify radius of the circle: 9'
• Type C in the command line and click Enter
• Select tan, tan, radius
• Select first tangent by clicking on the top tangent of left circle
• Select second tangent by clicking on the top tangent of the right circle
• Specify radius of circle: 41'-8"
• Type C in the command line and click Enter
• Select tan, tan, radius
• Select first tangent by clicking on the bottom tangent of left circle
• Select second tangent by clicking on the bottom tangent of right circle
• Specify radius of circle: 20'-10"
• Trim and erase unwanted lines
• Type DIMLINEAR and DIMRADIUS in the command line and click Enter
• Select the objects and then dimensions are displayed

Drawing 10:

• Open AutoCAD software
• Start new drawing
• Type REC in the command line and click Enter
• Specify first corner point
• Specify next corner point or [Area Dimensions Rotation]
• Click on dimensions
• Enter the length: 10
• Enter the width: 10
• Specify other corner point
• Type O in the command line and click Enter
• Specify offset distance: 0.5
• Select the object and click inside of it
• Type ROTATE in the command line and click Enter
• Select the object and rotate at an angle of 45 degrees by selecting a base point
• Type MOVE in the command line and click Enter
• Select the object and move it to the centre of it
• Trim unwanted lines
• Type DIMLINEAR in the command line and click Enter
• Select the objects and then dimensions are displayed

Drawing 11:

• Open AutoCAD app
• Start new drawing
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @2'-6",0
• Specify next point: @0,-1'-2"
• Specify next point: @4'-6",0
• Specify next point: @0,4'-6"
• Specify next point: @3',0
• Specify next point: @0,9'
• Click Esc
• Type MIRROR in the command line and click Enter
• Select mirror object
• Specify first point
• Specify second point
• Erase source object <Yes No>: No
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-3'-7"
• Specify next point: @-8'-7",0
• Turn on polar tracking 30,60,90 degrees
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,12'-4"
• Specify next point: @-5'-2",0
• Specify next point: @0,-12'-4"
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point by using polar tracking of 30degrees
• Specify next point by using polar tracking of 30degrees
• Join the line to the edge
• Click Esc
• Type L in the command line and click Enter
• Change polar tracking 45,90,135
• Specify next point
• Specify next point by using polar tracking of 45degrees
• Specify next point by using polar tracking of 45degrees
• Join the line to the edge
• Click Esc
• Type L in the command line and click Enter
• Specify start point
• Specify next point: @0,-6'-9"
• Specify next point: @10'-2",0
• Specify next point: @0,-6'-7"
• Specify next point: @0,1'-2"
• Turn on polar tracking 45,90,135
• Specify next point: 3'
• Specify next point: 3'
• Specify next point: 3'
• Specify next point: 3' and click Esc
• Erase unwanted lines
• Type DIMLINEAR and DIMANGULAR in the command line and click Enter
• Select the objects and then dimensions are displayed

RESULT:

The given geometries are drafted using AutoCAD in accurate measurements

CHALLENGE ACCOMPLISHED