Question K: A chain drive has information per the table below. Use only this table for this question! You will use Table 7-14 to select components for the chain drive. How many teeth are in the large sprocket? (Type in an integer.) Chain pitch: p= 0.500 inches Roller chain size number = 40 Motor speed n₁ = 500 rpm Design power = 3.50 hp Speed ratio: VR = 2.0 Nominal Center Distance: C = 24.00 inches No. of teeth TABLE 7-14 Horsepower Ratings-Single-Strand Roller Chain No. 40 0.500-in pitch Rotational Speed of small sprocket in rpm 10 25 50 100 180 200 300 500 700 900 1000 11 12 0.06 0.14 0.27 0.52 0.91 1.00 0.06 0.15 0.99 1.48 2.42 3.34 4.25 4.70 0.29 0.56 1.09 1.61 2.64 3.64 4.64 5.13 13 0.07 0.16 0.31 0.61 1.07 1.19 1.75 2.86 3.95 5.02 5.56 14 0.07 0.17 0.34 0.66 1.15 1.28 1.88 3.08 4.25 5.41 5.98 15 0.08 0.19 0.36 0.70 1.24 1.37 2.02 3.30 4.55 5.80 6.41 16 0.08 0.20 0.39 0.75 1.32 1.46 2.15 3.52 4.86 6.18 6.84 17 0.09 0.21 0.41 0.80 1.40 1.55 18 0.09 0.22 0.43 0.84 19 0.10 0.24 0.46 0.89 2.29 3.74 1.48 1.64 2.42 3.96 1.57 1.73 2.56 4.18 5.16 6.57 7.27 5.46 6.95 7.69 5.77 7.34 8.12 20 0.10 0.25 0.48 0.94 32 1.65 1.82 21 0.11 0.26 0.51 0.98 1.73 1.91 22 0.11 0.27 0.53 1.03 1.81. 2.01 23 0.12 0.28 0.56 1.08 1.90 2.10 24 0.12 0.30 0.58 1.12 1.98 2.19 25 0.13 0.31 0.60 1.17 2.06 2.28 3.36 26 0.13 0.32 0.63 1.22 2.14 2.37 3.50 28 0.14 0.35 0.67 1.31 2.31 2.55 3.77 30 0.15 0.37 0.72 1.41 0.16 0.40 0.77 1.50 2.64 2.92 4.31 7.03 2.69 4.39 6.07 7.73 8.55 2.83 4.61 6.37 8.11 8.98 2.96 4.83 6.68 8.50 9.40 3.10 5.05 6.98 8.89 9.83 3.23 5.27 7.28 9.27 10.26 5.49 7.59 9.66 10.69 5.71 7.89 10.04 11.11 6.15 8.50 10.82 11.97 2.47 2.74 4.04 6.59 9.11 11.59 12.82 35 0.18 0.43 0.84 1.64 288 3.19 9.71 12.38 13.66 4.71 7.69 10.62 13.52 14.96 40 0.21 0.50 0.96 1.87 3.30 3.65 5.38 8.79 45 0.23 0.56 1.08 2.11 3.71 4.10 12.14 15.45 17.10 6.06 9.89 13.66 17.39 19.24 Туре А Туре В Type A: Manual or drip lubrication Type B: Bath or disc lubrication Type C: Oil stream lubrication
Question K: A chain drive has information per the table below. Use only this table for this question! You will use Table 7-14 to select components for the chain drive. How many teeth are in the large sprocket? (Type in an integer.) Chain pitch: p= 0.500 inches Roller chain size number = 40 Motor speed n₁ = 500 rpm Design power = 3.50 hp Speed ratio: VR = 2.0 Nominal Center Distance: C = 24.00 inches No. of teeth TABLE 7-14 Horsepower Ratings-Single-Strand Roller Chain No. 40 0.500-in pitch Rotational Speed of small sprocket in rpm 10 25 50 100 180 200 300 500 700 900 1000 11 12 0.06 0.14 0.27 0.52 0.91 1.00 0.06 0.15 0.99 1.48 2.42 3.34 4.25 4.70 0.29 0.56 1.09 1.61 2.64 3.64 4.64 5.13 13 0.07 0.16 0.31 0.61 1.07 1.19 1.75 2.86 3.95 5.02 5.56 14 0.07 0.17 0.34 0.66 1.15 1.28 1.88 3.08 4.25 5.41 5.98 15 0.08 0.19 0.36 0.70 1.24 1.37 2.02 3.30 4.55 5.80 6.41 16 0.08 0.20 0.39 0.75 1.32 1.46 2.15 3.52 4.86 6.18 6.84 17 0.09 0.21 0.41 0.80 1.40 1.55 18 0.09 0.22 0.43 0.84 19 0.10 0.24 0.46 0.89 2.29 3.74 1.48 1.64 2.42 3.96 1.57 1.73 2.56 4.18 5.16 6.57 7.27 5.46 6.95 7.69 5.77 7.34 8.12 20 0.10 0.25 0.48 0.94 32 1.65 1.82 21 0.11 0.26 0.51 0.98 1.73 1.91 22 0.11 0.27 0.53 1.03 1.81. 2.01 23 0.12 0.28 0.56 1.08 1.90 2.10 24 0.12 0.30 0.58 1.12 1.98 2.19 25 0.13 0.31 0.60 1.17 2.06 2.28 3.36 26 0.13 0.32 0.63 1.22 2.14 2.37 3.50 28 0.14 0.35 0.67 1.31 2.31 2.55 3.77 30 0.15 0.37 0.72 1.41 0.16 0.40 0.77 1.50 2.64 2.92 4.31 7.03 2.69 4.39 6.07 7.73 8.55 2.83 4.61 6.37 8.11 8.98 2.96 4.83 6.68 8.50 9.40 3.10 5.05 6.98 8.89 9.83 3.23 5.27 7.28 9.27 10.26 5.49 7.59 9.66 10.69 5.71 7.89 10.04 11.11 6.15 8.50 10.82 11.97 2.47 2.74 4.04 6.59 9.11 11.59 12.82 35 0.18 0.43 0.84 1.64 288 3.19 9.71 12.38 13.66 4.71 7.69 10.62 13.52 14.96 40 0.21 0.50 0.96 1.87 3.30 3.65 5.38 8.79 45 0.23 0.56 1.08 2.11 3.71 4.10 12.14 15.45 17.10 6.06 9.89 13.66 17.39 19.24 Туре А Туре В Type A: Manual or drip lubrication Type B: Bath or disc lubrication Type C: Oil stream lubrication
Precision Machining Technology (MindTap Course List)
2nd Edition
ISBN:9781285444543
Author:Peter J. Hoffman, Eric S. Hopewell, Brian Janes
Publisher:Peter J. Hoffman, Eric S. Hopewell, Brian Janes
Chapter7: Grinding
Section7.2: Grinding Wheels For Precision Grinding
Problem 7RQ
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Transcribed Image Text:Question K: A chain drive has information per the table below. Use only this table for this question! You
will use Table 7-14 to select components for the chain drive.
How many teeth are in the large sprocket? (Type in an integer.)
Chain pitch: p=
0.500
inches
Roller chain size number =
40
Motor speed n₁ =
500
rpm
Design power =
3.50
hp
Speed ratio: VR =
2.0
Nominal Center Distance: C =
24.00
inches
No. of
teeth
TABLE 7-14 Horsepower Ratings-Single-Strand Roller Chain No. 40
0.500-in pitch
Rotational Speed of small sprocket in rpm
10
25 50 100 180
200 300 500 700 900 1000
11
12
0.06 0.14 0.27 0.52 0.91 1.00
0.06 0.15
0.99
1.48
2.42
3.34 4.25 4.70
0.29 0.56
1.09
1.61
2.64
3.64 4.64 5.13
13
0.07 0.16 0.31 0.61
1.07
1.19 1.75
2.86
3.95 5.02 5.56
14
0.07 0.17 0.34 0.66
1.15
1.28
1.88
3.08
4.25 5.41 5.98
15
0.08 0.19
0.36 0.70
1.24 1.37
2.02
3.30
4.55
5.80 6.41
16
0.08 0.20 0.39
0.75
1.32 1.46 2.15 3.52
4.86 6.18 6.84
17
0.09 0.21 0.41 0.80 1.40 1.55
18
0.09 0.22 0.43 0.84
19
0.10 0.24 0.46
0.89
2.29 3.74
1.48 1.64 2.42 3.96
1.57 1.73 2.56 4.18
5.16 6.57 7.27
5.46 6.95 7.69
5.77 7.34 8.12
20
0.10 0.25 0.48
0.94
32
1.65 1.82
21 0.11 0.26 0.51
0.98 1.73 1.91
22 0.11 0.27 0.53
1.03 1.81. 2.01
23 0.12 0.28 0.56 1.08 1.90 2.10
24 0.12 0.30 0.58 1.12 1.98 2.19
25 0.13 0.31 0.60 1.17 2.06 2.28 3.36
26 0.13 0.32 0.63 1.22 2.14 2.37 3.50
28 0.14 0.35 0.67 1.31 2.31 2.55 3.77
30 0.15 0.37 0.72 1.41
0.16 0.40 0.77 1.50 2.64 2.92 4.31 7.03
2.69 4.39
6.07 7.73 8.55
2.83 4.61
6.37 8.11 8.98
2.96 4.83
6.68 8.50 9.40
3.10
5.05
6.98 8.89 9.83
3.23
5.27
7.28 9.27 10.26
5.49
7.59 9.66 10.69
5.71
7.89 10.04 11.11
6.15
8.50 10.82 11.97
2.47 2.74 4.04 6.59
9.11 11.59 12.82
35
0.18 0.43 0.84 1.64 288 3.19
9.71 12.38 13.66
4.71 7.69 10.62 13.52 14.96
40
0.21 0.50 0.96 1.87
3.30 3.65
5.38 8.79
45
0.23 0.56 1.08 2.11 3.71 4.10
12.14 15.45 17.10
6.06 9.89 13.66 17.39 19.24
Туре А
Туре В
Type A: Manual or drip lubrication
Type B: Bath or disc lubrication
Type C: Oil stream lubrication
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