exercises 9p1 · 2013. 10. 28. · exercises 9p9...
TRANSCRIPT
In each case: a) create the required fully defined 2D base sketches. b) use the sketches make the corresponding solid model.
9.1) Part Name: 9001XX
EXERCISES 9p1
Figure 9p1
Figure 9p2
Sweep1
Sweep2
a) Create the .188 in thick base plate. Add the 3in x .5 in chamfers as shown in Figure 9p2.
Create Composite Curve1ConvertEntities
then
b) Create the R1.000 fillets and the .375 x .375 chamfers.
EXERCISES9p2
c) Sketch the grooved track profile as illustrated in Figure 9p4.
Figure 9p4
Figure 9p3
Part 9001XX
Annotations
Material<not specif
()Sketch2
Sweep1
Part 9001XX
Annotations
Material<not specif
()Sketch2Sweep1
()Sketch2Sweep2
d) Execute Sweep1 (left) using the grooved sketch2 along a composite curve 1. Follow this with another Sweep2(right) using sketch2, again, along a composite curve 2. The final results are shown in Figure 9p1.
.375 x .375 CHAMFER
R1.000 TYP
R1.000 TYP
CompCurve1 CompCurve1
CompCurve2
EXERCISES 9p3
9.2) Part Name: 9002XX
Figure 9p5
a) Sketch the boundary of the Profile Curve.
Figure 9p6
()Sketch1
Only Constraints That Must be Imposed on the Profile Curve
.250
EXERCISES9p4
()Sketch2
()Sketch3
()Sketch4
b) Create the Path curve; Sketch2.
Figure 9p7
Figure 9p8
c) Create the Guide Curves; Sketch3 and Sketch4. Use the Sweep feature to produce the thin solid as shown in Figure 9p5
point relations with Sketch3
Edit Sketch1, roll forward to
and Sketch4
Sketch4 and create pierce
EXERCISES 9p5
9.3) Part Name: 9003XX
Figure 9p9
a) Create the shell body solid as shown in Figure 9p10
Figure 9p10
EXERCISES
.500
.375
.500
R.125TYP
.500ELLIPSE
Figure 9p11
Figure 9p12
a) Sketch the centerline guide curve. Use the Composite Curve feature to join all the entities into a single guide curve,
a) Create Plane1 and sketch the circular profile. Use the Sweep and Composite Curve features to produce the finished part shown in Figure 9p9.
CENTERLINEGUIDE CURVE
9p6
.400
Composite Curve1
ConvertEntities Offset
Entities
EXERCISES 9p7
9.4) Part Name: 9004XX
Figure 9p13
a) Create the base solid as shown in Figure 9p14
Figure 9p14
R.090 TYP
EXERCISES9p8
b) Sketch the ellipse, line and fillet entities. Extrude to modify the shape of the base solid.
Figure 9p15
Figure 9p16
c) Add the chamfer, fillets, C'sink hole and slot features as shown in Figure 9p16.
EXERCISES 9p9
d) Sketch the rib. Extrude to create the rib feature. Add the R.250 and R.063 fillets.
3.250 1.000
30°RIB
Figure 9p17
e) Establish Plane1 and sketch the construction line to create the points 1 and 2 in the plane. See Figure 9p18
Figure 9p18
Figure 9p19
3D Line1
Point1Point2
Point1
f) Create a 3D plane offset .25in below the top surface of the part. Snap to a Top view and wireframe display with Point 1 visible. Sketch 3D Line1 of arbitary length normal to the edge as shown in Figure 9p19.
existing vertcaltangency line
existing vertcaltangency line
midpoint of construction linesketched between tangency lines
EXERCISES9p10
g) Orientate the model as shown in Figure 9p20. Tap the button and switch to the axis. Sketch 3D Line2 of arbitary length.
3D Line1
3D Line2
Figure 9p21
3D Line3
Point2
3D Line4
3D Line3
3D Line5
Figure 9p22
Figure 9p23
h) Snap the model back to the Top view again to the axis and sketch Line 3 ofarbitary length normal to the edge as shown in Figure 9p22.
j) Add the R.188 fillets. Create a new 3D sketch for the sweep circular profile. Use the Sweep feature and select the 3D sketch as the path. The other hooked ring is created by mirroring and selecting
Tab
Tab
Figure 9p20
i) Orientate the model as shown in Figure 9p22. Tap the button again and switch to the axis. Sketch 3D Line4 of arbitary length. Sketch 3D Line5 connecting Lines 4 and 2. Add dimensions to control the length of the existing lines.
Tab
Composite Curve
Bodies to Mirror
9.5) Part Name: 9005XX
Figure 9p24
EXERCISES 9p11
a) Sketch the flange sections AA through FF as separate profile entities .
F F
SECTION FF
SECTION AA
SECTION BB
SECTION C
C
SECTION DD
SECTION EE
.125 TYP
.858
.313
.130
.625.190
.130.375
R.75
45°
.47
3.250
1.625
Sections of the flange shown in the FRONT view
The flange sections shown in the ISO view
Figure 9p25
Figure 9p26
EXERCISES9p12
b) Loft the solid flange as illustrated in Figure 9p27
c) Complete the clamp body by adding the base, shaft guide and R.032 fillets as illustrated in Figure 9p24.
Figure 9p27
EXERCISES 9p13
9.6) Part Name: 9006XX Create a solid model of the funnel body as shown in Figure 9p28.
Figure 9p28
SECTION AA
SECTION BB
SECTION DD
SECTION CC
.500 3.500 .750
1.250 1.500
1.250 1.500
.500 3.000 .500
.750
.750
R.750(2PLS)R.500(2PLS)
R.500(2PLS)R.375(2PLS)
Ø1.000
.500 .750
.625
.625
R.375(4PLS)
2.500
1.500
1.250
Figure 9p29
EXERCISES9p14
.500
3 point Arc
3 point Arc
3 point Arc
Note: Prior to lofting:
a) Sketch the construction lines shown in Figure 9p30 on SECTION DD.
b) Use the Split Entities tool to split the circle at the points 1 through 8.
Tools Window Help
Sketch Tools
Split Entities
Fillet
1
2
3
4
5
67
8
Figure 9p30
EXERCISES 9p15
R.375(4PLS)SECTION CC
SECTION DD
9.7) Part Name: 9007XX Create a solid model of the crane hook body as shown in Figure 9p31.
a) Sketch the hook 2D outline shown dark consisting of construction entities.
R.844
1.563
.625
R.1875
.500
.500 .500 .140
121°
.161
30°
44°
tang
ent li
ne
tange
nt lin
e
.759UNC2A.032 x 45° CHAMFER
2.232
Figure 9p31
Figure 9p32
EXERCISES9p16
b) Sketch the sections A,B,C,D,E,F,G,H,I,J shown in Figure 9p33 as separate profile entities.
30°45°
22°22°
15°
R.313
R.156
.531F
J
H
D
Figure 9p33
c) Loft the center portion of the hook body. See Figure 9p34.
Figure 9p34
EXERCISES 9p17
.234
d) Sketch the sections K,L,M . as separate profile entities.
e) Create the trans solid portion of the hook by lofting and the tip solid by revolving. See Figure 9p36.
f) Sketch the sections N,O as separate profile entities.
Figure 9p35
Figure 9p36
Figure 9p37
EXERCISES9p18
g) Create the vertical solid portion of the hook by lofting. See Figure 9p38.
h) Sketch the the section P as a separate profile entity.
i) Create the hook base solid by revolving.
j) Create the hook thread shaft solid.
Figure 9p38
Figure 9p39
Figure 9p40
Figure 9p41
EXERCISES 9p19
k) Sketch the section Q, of the first tooth of the .7510UNC thread as a separate profile entity.
Pitch = 1/threads per inch + .013Pitch = 1/9 + .013 =.124
Note:
Pitch = .124
.013.075
.075
Q 60°
l) Sketch the helix curve. Set the curve height equal to the thread length of 1.375in, the pitch is equal to the thread pitch.
HELIX: base radius : .375 top radius : .375 turn Height : .113
(spline)
Figure 9p42
Figure 9p43
EXERCISES9p20
Pirece Point
m) Make the threads by using the Sweep Cut feature. See Figure 9p44.
1.375
.032
.032
n) Sketch the .032 x .032 chamfer section as a spearate entity. See Figure 9p45.
Figure 9p44
Figure 9p45
EXERCISES 9p21
p) Complete the part by generating the arrest latch tab solid. Refer to Figure 9p47.
o) Use the Revolve Cut feature to chamfer the threads.
Figure 9p46
Figure 9p47
2.311
1.7611.94
.125DIA THRU
R.125
.469.534.625
.125.25
ARREST LATCH SOLID
EXERCISES9p22
a) Create the hub top boundary consisting of arcs and construction entities.
9.8) Part Name: 9008XX Create a solid model of the steering wheel body.
Figure 9p48
Figure 9p49
EXERCISES 9p23
b) Sketch the sections A, B, C, D as shown in Figure 9p50.
c) Loft the hub top solid. See Figure 9p51.
d) Create the hub bottom boundary
Figure 9p50
Figure 9p51
Figure 9p52
EXERCISES9p24
e) Sketch the sections E, F, G, H. as separate profile entities.
f) Loft the hub end solids.
Figure 9p53
Figure 9p54
EXERCISES 9p25
g) Sketch the sections I, J, K, L as separate profile entities.
FRONT VIEW
1.75
h) Loft the hub center solid.
The single hub solid should now result as shown in Figure 9p57.
Figure 9p55
Figure 9p56
Figure 9p57
EXERCISES9p26
J) Sketch the sections M, N, O, as separate profile entities.
39°
R8
SECTION AA
A
A
50.5°
10°14°
.5.575
R1.25
1
.875
R1.875R.032
R.032
1.125
R2.3
R.063
.875
ARC CENTERC1 AT (.605,.694,6.510)
ARC CENTERC1
M
NO
CROSSECTION O CROSSECTION N CROSSECTION M
TOP VIEW
Figure 9p58
EXERCISES 9p27
k) Sketch the sections P, Q, R, as separate profile entities.
42°
R8
50.5°
11°14°
ARC CENTERC2
R.032R1.751
CROSSECTION P
CROSSECTION Q
CROSSECTION R
P
Q
R
Figure 9p59
EXERCISES9p28
l) Loft the upper and lower spoke solids of the steering wheel.
m) Mirror the upper and lower spoke solids of the steering wheel.
Figure 9p60
Figure 9p61
EXERCISES 9p29
n) Create the rim solid.C
C
SECTION CC
.5
.375
o) Create the hub center logo cone solid and cut it from hub solid. Complete the model by adding an R.032 fillet in cavity edge and along the top edge of the logo.
.455
.375
1.75D2D
LOGO SOLID
RIM SOLID
Figure 9p62
.375
Figure 9p63
EXERCISES9p30