Features
of
the
textbook
vii
Copyright Goodheart-Willcox Co., Inc.
Draw
ing Pro
b
lems
-
Cha
pt
er 18
ter18
p ha
C
Dimensi o
ning F
eat
ures1a0 nd
541
Copyright
Goodheart-Willcox
Co
., Inc.
Drawing Problems
Start
Auto
CAD if it is not already
started. St
art a new drawing for each problem using an
appropri
ate template
of yo
ur choice. Th
e template should
incl
ude layers and text, dimension,
and multileader styl
es, when necessary, for drawing
the given
objects.
Add layers and text,
dimension, and multileader
styles as
needed. Draw
all objects using
appropriate layers. Use
propriat
e text, dimension
, and multileader styles, justification, and format. Follow the specific
instructions for
each problem. Use only drawing and editing commands and
have already learned. Use your own
judgmenappropri
nt and
approxindustry
imate dimensions when necessary.
Apply
dimensions accur
ately using ASME or
ate
standards.techniquescaeyouP18-1ntataDrn.2X″a×
▼
Basic
1.
Me
chanical
Draw a
nd
dimensi o
t h
e
part v
i
ew s h
own
. Save t h
e
drawing as
.
.500
1.750
2.250
1.750
2.500
.500
3.500
1.125
4X Ø.500
Ø.625
3X R.250
2.
Me
chanical
Drawand
dimensi
o
n
t h
e
partvi
ews s h
own
. Save
t h
e
drawing as
P18-2.P18-14,
py
r
a
r
gan
in
g
je
f
ic
f f
e
ap
p
a
r
0
a
y
r
a
r r
g
an
in
g
je
ic
e
p
pr
a
r
00
a
n
Drawing
Pro
b
lems
-
Cha
pt
er
1
Drawing
Pro
b
lems
-
Cha
pt
er
18
546
AutoCAD and Its Applications—Basics
Copyright Goodheart-Willcox Co., Inc.I
▼
Intermediateap-aw5
13. M chanical nd dimension the thumb screw shown. Save the drawing as
P18-13. Print n 8. 11″ copy of the drawing extents using a 1:1 scale and land-
s pe orie io
Ø.1511
35°°
.2199
.688
Ø.437
PITCH 64 DIAMOND KNURL
.032 X 45°
R.032
10-32 UNF-2A
.155 FULL KNURL
For Problems 14 through 16, draw and dimension orthographic views needed to describe
part completely. Save the drawings as P18-15, and P18-16.
14. Mechanical
Tiitle: Shim
Metric
THKKAlternatePracticesSM
AutoCAD
Certified
Professional
Exam
Practice
-
Chapter
19
580
AutoCAD and Its Applications—Basics
Copyright Goodheart-Willcox Co., Inc.
AutoCAD Certified Professional Exam Practice
Answer the following questions using the information in this chapter.
1. Which of the following terms describes the dimension 18.75±.25? Select all that apply.
A. deviation tolerance
B. equal bilateral tolerance
C. limit dimensioning
D. plus-minus dimensioning
E. symmetrical tolerance
F. unequal bilateral tolerance
2. Which AutoCAD tolerancing method can you use to create an unequal bilateral
tolerance? Select the one item that best answers the question.
A. Basic
B. Deviation
C. Limits
D. None
E. Symmetrical
3. What is the specified dimension in the tolerance shown here? Select the one item
that best answers the question.
A. 10.17
B. 10.50
C. 10.60
D. 10.62
E. 10.67
Follow the instructions in each problem. Complete each problem by answering the related question.
4. Navigate to this chapter on the companion website and open CPE-19limits.dwg.
Create a new dimension style named Limits and select the Limits tolerancing
method. Set the primary units to use two-place precision and set the upper and
lower tolerance values to .25. Use the Limits dimension style to create the two
dimensions shown. What are the limits of Dimensions A and B?
5. Navigate to this chapter on the companion website and open CPE-19unilateral.dwg.
Create a new dimension style named Unilateral and select the appropriate toler-
ancing method to create a unilateral tolerance. Set the primary units to use
three-place precision. Set an upper limit of 0 and a lower limit of –.021. Make the
necessary setting to suppress leading zeros. Use the Unilateral dimension style to
create the two dimensions shown. What are the limits of Dimensions C and D?
Co py right Goodheart-Willcox Co ., nc.
Ø .15
35
. 21
.688
.437
NU RL
nd dimension tthee h orthographic views n eeded to desc ribe tthee h
s P1 8 -14 , P1 8 -15 , an d P1 8- 16 .
T T T T i t l e: S him M S T T
M M M M M et ric M 1 0 TH
Drawing
Problems
-
Chapter
1
Drawing
Problems
-
Chapter
18
550
AutoCAD and Its Applications—Basics
Copyright Goodheart-Willcox Co., Inc.
▼
Advanced
21. Mechanical Draw and dimension the part views shown. Do not draw the table.
Save the drawing as P18-21.
0.000
0.000
.750
.875
1.250
3.125
5.250
6.000
3.938
9.950
.000
.750
1.500
5.000
13.250±.031
.000 .281
12.969
9.950 7.750 6.000 5.500 4.375 3.875
B
A
A
A
C
D
G
G G
G
F
E
B
A
A
5.125
5.250
8.875
.465
.500
2X R.47
.188
.375
2X R
SCALE: 2:1 SCALE: 2:1
Ø.141
SEE VIEW A
Ø.813
Ø1.625
Ø.594
Ø.500
SEE VIEW B
HOLE LEGEND
G
F
E
D
C
B
A
VIEW A VIEW B
Drawing Problems
require application of
chapter concepts and
problem-solving techniques.
Problems are grouped
in order of diffi culty and
are classifi ed as Basic,
Intermediate, or Advanced.
AutoCAD Certifi ed
Professional Exam
Practice questions help
prepare you for the
AutoCAD professional
level certifi cation exam.
Discipline labels identify
problems from different
drafting disciplines.
Discipline Labels
Mechanical
Architectural
Electronics
General
Civil
Graphic Design
Piping