1
2 1 2 3 4 5 0.24 0.24 4.17 4.17 6 a m a -80.6MPa, m =49.4MPa a =80.6MPa, m =-49.4MPa a =49.4MPa, m =-80.6MPa a =-49.4MPa, m =-80.6MPa 1 7 max min m a r 8 9 1 ] ] S [S] S [S] 2 ] ] S [S] S [S] 3 ] ] S [S] S [S]
3 4 ] ] S [S] S [S] ] ] S S [S] [S] 1 10 d=18mm 800mm F=36kN s=360mpa [S] =1.8 1 11 45 160MPa s =360MPa 200HBS ]=225MP [S] 1.13 1.25 1.60 2 1-12 45 200MPa ]=250MPa [S] 1.28 s MPa 156 195 256 320 1 13 d=25mm F=40kN 45 s 320MPa [S] 1.6 kn 25 98.17 157.08 251.33 1 14 1 15 [S] S 1 S 2 S 3 S 1 S 2 S 3 1 16 Hmax F Hmax F F 2 F 1/3 F 1/2 1 16 Hmax F Hmax F F 1/2 F 1/3 F 2 1 18 1 19 1 20
4 1 21 1 22 V 1 23 1 24 1 25 V 1 26 1 27 1 28 1 29 1 30 1 31 1 32 1 GB,JB,YB,KY,FJ,Q/ZB,SJ,SY; ISA,ISO, OCT,NBS,ASA,AISI,ANSI,ASME,BS,DIN,JIS 1 33 1 34 1 35 1 36 r r 1 37 1 38 1 39 1 40
5 1 41 1 42 1 43 1 44 1 45 1 46 1 47 1 48 1 49 1 50 1 51 1 52 1 53 1 54 1 55 1 56 1 57 1 2 3 F=25kN Q275 45 ]=90MPa ] P =140MPa ] 60MPa
6 ] W 120MPa ] 70MPa 1 58 F=12kN 2 HT200 ] W =100MPa ] P =130MPa ] 50MPa 1 Q275 ] 120MPa ] P 150MPa ] 70MPa 1 d D 2 h 1 59 F 1 F 2 T F 1 =10kN F 2 5kN T 0.4kN m C D A B 1 60 F 25kN 60 o e 25mm b 100mm h 240mm s 20mm A B C 1 61 1 59 1 62 1 60 C 1 63 45 s 300MPa a=80mm b=20mm h=60mm F S 2
7 1 64 1 120MPa 2 0 3 80MPa s 360MPa 1 2 3 S 1 65 M 10000N m T 16000N m a = d d 1 0 = 0.75 b 560MPa s 300MPa s =0.6 s, S s s 1.6 S b b =2.8 1 66 F=15kN max =28 o R 100mm r=20mm b=25mm E=2.1 10 5 MPa =0.3 ] H =1400MPa 1 67 d=28mm r =r =15mm R 1 =35mm R 2 =63mm E=2.1 10 5 MPa =0.3 ] H =3000MPa a b [F] a [F] b. 1 68 F=2500kN 80mm 1.2m E=2.1 10 5 MPa s =320MPa S 1 69 5mm 35mm 45mm 100mm
8 2.5mm M20mm 45 o E 1 =1.2 10 5 MPa E 2 =2.1 10 5 MPa c =750MPa s =360MPa 1 2 1 70 15mm 120mm 2.2 10 5 / o C E=7.1 10 4 MPa 55 o C 1 71 1 59 A B A B C D y C y D G=8 10 4 MPa E=2.1 10 5 MPa 1 72 a=1.2m b=1.6m c=2m F=30kN 35 E=2.1 10 5 MPa p =220MPa c S 4 1 73 31mm 36mm L=1m M36mm d 1 =31.67mm E=2.1
9 10 5 MPa W=1000N h=500mm
10 3 1 45-1 270MPa, m=9 N 0 =5 10 6 N=10 4 MPa 1 539 2 135 3 175 4 417 3 2 45 K =1.58 0.28 0.68 K D = 1 0.35 2 0.88 3 1.14 4 2.83 3 3 a HT200 b 35 c 40CrNi 1 a b 2 c a 3 b c 4 b a 5 a c 6 c b 3 4 1 2 3 3 5 1 2 3 3 6 1 2 3 4 3 7 K D K D 1 2 3 4 3 8 K =1.3 0.9 0.8 K D 1 0.87 2 0.68 3 1.16 4 1.8 3 9 r=200mpa [S]=2 K =1.2 0.83 0.90 r] MPa 1 160.6 2 106.7 3 62.25 4 110.7 3 10 m a 1 1 0 s, K 2 1 0 s, K D 3 1 s, K 4 1 0, K D 3 11 m a M ON 45 o
11 1 2 3 4 3 12 3 11 M ON 90 o 11 1 2 3 4 3 13 max=180mpa min 80MPa M OM 1 68 o 57 44 2 21 o 2 15 3 66 o 2 15 4 74 o 28 33 13 14 3 14 M min 1 M 1 2 M 2 3 M 3 4 M 4 3 15 r 1 M 1 2 M 2 3 M 3 4 M 4 3 16 3 14 m 1 M 1 2 M 2 3 M 3 4 M 3 17 45 b=600mpa s=355mpa -1=270MPa =0.2 K D =1.4 17 1 36 o 55 35 2 41 o 14 22 3 48 o 45 38 3 18 45 b=620mpa s=350mpa -1=280MPa 0=450MPa 1 1.6 2 2.2 3 0.24 4 0.26
12 3 19 45Mn2 b=900mpa s=750mpa -1=410MPa =0.25 K 1 0.85 0.8 1 223 2 328 3 551 4 656 3 20 3 11 M ON 50 o 1 2 3 4 3 21 40Cr b=980mpa s=785mpa -1=440MPa =0.3 max=240mpa min 80MPa K D =1.44 r= S 1 3.27 2 1.73 3 1.83 4 1.27 3 22 20Cr -1=350MPa s=540mpa =0.3 max=185mpa min 85MPa K D =1.41 1 4.07 2 2.89 3 2.59 4 1.76 3 23 m=9 1=500MPa N 1 =10 4 2=450MPa 1 0.39 10 4 2 1.46 10 4 3 2.58 10 4 4 7.45 10 4 3 24 m=9 1=400MPa N 1 =10 5 2= MPa N 2 =10 4 1 517 2 546 3 583 4 615 3 25 45-1=300MPa N 0 =5 10 6 m=9 1=450MPa 10 4 2=400MPa 2 10 4 1 1.14 2 1.25 3 1.47 4 1.65 3 26 45 1=300MPa N 0 =5 10 6 m=9 1=450MPa 10 4 2=400MPa 2 10 4 3=350MPa 1 6.25 10 5 2 9.34 10 5 3 1.09 10 6 4 4.52 10 6 3 27 3 28 3 29 r
13 3 30 3 31 N) N 10 4 N) 3 32 b s 1 0 r 3 33 3 34 3 35 3 36 K D K D 3 37 3 38 r= m min 3 39 min m 3 40 3 41 3 42 3 43 3 44 3 45 3 46 47 3 47 F=12kN L=1.6m
14 d=55mm A A max min a m 3 48 max 150MPa min=50mpa 1 m a r 2 3 49 F a =1800N F r =5400N L=320mm d=45mm max min m a r 3 49 3 50 3 50 Q235 D=120mm d=110mm r=5mm b=450mpa s=220mpa K D K D 3 51 30mm A B 5mm M=20kN m 3 53 3 52 r=3mm 3 53 3 51 3 52
15 3 53 8mm F=50kN 15mm R7.5mm R7.5mm 3 53 3 54 3 53 F 25 85kN 20CrMnTi s=835mpa -1=345MPa 0=615MPa K =1.45 0.75 0.9 m a S 3 55 3 54 m max min [5] 3 56 3 54 F 32 64kN min max [5] 3 57 D=60mm d=50mm r=4mm b=650mpa s=360mpa -1=200MPa 0=320MPa 3 58 m=30mpa a=45mpa 1 r=c 2 m=c S 3 59 M=100~200N m T=0~100N m 45 s=400mpa -1=270MPa 0=480MPa s =216MPa -1 =156MPa 0 =300MPa d=25mm K =1.78 K =1.45 =0.9 =0.93 =0.91 =0.95 S 3 60 1 59 T 0 800N m 45 s=360mpa -1=300MPa 0=500MPa
16 s =216MPa -1 =155MPa 0 =282MPa 4 K =1.9 K =1.40 =0.74 =0.84 =0.92 =0.95 S 3 61 b=650mpa s=360mpa max=250mpa r 3 62 45 b=650mpa s=360mpa r=0.5 max=240mpa r=0.2 r= 0.5 3 63 max=250mpa min 50MPa K =1.32 =0.85 =0.9 b=900mpa s=800mpa -1=440MPa 0=720MPa 1 2 r=c a m max 3 r=c S 3 64 A A max=120mpa 40Cr N 10 6 A A [S ]=2.5 3 64 3 65 max=250mpa min 50MPa K D =1.35 b=630mpa s=455mpa -1=285MPa 0=510MPa [S ]=1.3 [S ] =1.5 3 66 3 66 d=85mm D=100mm r=4mm W=50kN 45 S =2 n n 3 67 3 50 M=6.5 10 6 N mm T=6.5 10 5 N mm S 10 7 [S]=1.5 3 68 M=2500N m T=5000N m F a =75kN -1=450MPa -1 =260MPa 0=450MPa 0 =495MPa d=60mm K =1.9 K =1.6 =0.84 =0.78 =0.85 N N 0 3 69 45-1=300MPa -1 =155MPa [S]=2 d=40mm
17 K D =2.5 K D =1.5 T=500N m M 3 70 45 s=360mpa -1=270MPa K =1.75 =0.65 =0.92 S 3 70 3 71 3 70 n=20r/min 5 240 3h m=9 N 0 =10 7 1 K N 2 S 3 72 1h 4h 1 K N 2 S 3 73 8 240 2h m=9 N 0 =10 7 K N 3 72 3 73 3 74 1=600MPa N 1 1.5 10 5 2=450MPa -1=400MPa
18 1 1 2 3 4 4 2 1 2 3 4 4 3 1 2 3 4 4 4 0.4 3 1 2 3 4 4 5 0.4 1 2 3 4 4 6 3 5 1 2 3 4 4 7 n/p 4 7 4 8 4 8 n/p A 1 2 3 4 4 9 n/p A 4 8 4 10 n/p 1 2 3 4 E
19 4 11 4 10 n/p 1 2 3 4 E 4 12 1 4 13 4 9 4 10 2 3 4 q t 4 14 1 2 3 4 4 15 4 13 v y 1 τ = η v y 2 τ v = η y 2 3 τ = η v y 4 τ = η 2 v y 4 16 1 2 3 4 4 17 c g s 1 P 2 cst 3 o E 4 Pa s 4 18 SI 1 P 2 cst 3 o E 4 Pa s
20 4 19 1 2 m 3 d 4 v 4 20 SI 1 m 2 /s 2 cst 3 cp 4 Pa s 4 21 c g s 1 m 2 /s 2 St 3 cp 4 Pa s 4 22 1 m 2 /s 2 cst 3 cp 4 o E 4 23 1 2 3 4 4 24 1 2 3 4 4 25 o E t 1 20 o C 2 40 o C 3 50 o C 4 100 o C 4 26 4 27 4 28 4 29 4 30 4 31 4 32 4 33 4 34 4 35 4 36 4 37 4 38 4 39 4 40 4 41
21 4 42 c =2.5 10 7 B 100mm d=100mm n=120r/min F r =30000N 0.03Pa s 4 43 4 42 c 4 42 4 44 c 4 42
22 6 1 1 2 3 4 6 2 1 2 3 4 6 3 1 2 3 4 6 4 1 2 3 4 6 5 1 2 3 4 6 6 60 o 0.10 v 1 0.105 2 0.115 3 0.1115 4 0.104 6 7 1 2 3 6 8 1 2 3 4 6 9 1 2 3 6 10 F F F F 0 1 F 0 = F + F 2 F 0 = F + F Cb 3 F0 = F F 4 F0 = F + F Cb + Cm 6 11 F 0 C m C b 1 2 3 4 6 12 F 0 C b C m 1 2 3 4
23 6 13 1 2 3 4 6 14 1 2 3 6 15 C b C m F F 1 2 3 4 F 6 16 0 2MPa 1 2 3 4 6 17 1 2 3 4 6 18 T F 1 2 3 6 19 D M1002 GB812 88 d 100mm GB858 88 1 20 o 2 25 o 3 15 o 4 30 o 6 20 1 2 3 4 6 21 1 2 3 4 6 22 1 2 3 6 23
24 1 2 3 6 24 1 2 3 4 6 25 1 2 3 4 6 26 90 1 2 3 4 6 27 1 2 3 4 6 28 1 2 3 4 6 29 6 30 6 31 6 32 6 33 6 34 6 35 6 36 6 37 6 38 6 39 6 40 6 41 T 6 42 M12 M14
25 6 43 6 44 6 45 6 46 6 47 50 6 48 6 49 6 50 6 51 6 52 6 53 6 54 6 55 6 56 6 57 6 58 6 59 1.3 6 60 6 61 6 62 a 6 63 10 20 6 64 6 65 6 66 6 67 6 68
26 68 69 6 69 d=36mm 35 6 70 F 15kN Q235 6 70 6 71 6 72 6 71 F 20kN Q235 6 72 M30 F 40kN 45 d 0 =20mm 0.15 6 73 F 4kN s 0.1 45 d 6 74 F 10kN, Q235 F 0.4F
27 6 73 6 74 6 75 6 75 C b C m C m 8C b F 1kN F 1.1kN F 0 F 6 76 p 3MPa, D 160mm 100mm D 0 6 77 D 500mm p 1.2MPa D 0 640mm 150mm 6 76 6 77 6 78 6 78 F F 6 79 5kN F 5kN A 6 79 6 80
28 6 80 G F G 1 2 6 81 4.6 D 0 500mm F 50kN D 400mm s 0.12 6 82 35 n=720r/min P 30kW 2.5 s 0. 2 K 1.2 s 320MPa S 1.5 S t 2.5 S p 1.2 6 83 M10 Q235 s 0. 3 K 1.2 F R 6 81 6 82 6 83 6 84 M16 O F Q 20kN 1 F =0.6F F 6.6 2 O O OO 5 2 mm 6 85 d l F 1 F 2 d F C m
29 6 84 6 85 6 86 L 300mm a 60mm 6 87 18 F 9kN Q235 ] 158MPa ] 98MPa ] p 240MPa 6 86 6 87 6 88 F 200N s 0. 15 Q235 K 1.2 6 89 60kN 6 88 300mm
30 34MPa 6 89 6 90 6.6 F 6kN 30 o 4 6 90 6 91 6 92 6 91 F 1.3kN M12 s 240MPa S 1.5 ] p
31 60MPa s 0. 2 Cm 1 d 30mm L=38mm D=110mm h=25mm H=145mm H1=35mm C C b + m d0=14mm B 35mm 6 92 6 93 M16 F 8kN s 0. 3 S 1.2 s 360MPa S 3 F 9kN 1 2 3 ] p =2.5MPa A 4 10 4 mm 2 W 5 10 6 mm 3 6 94 M12 F s 0. 25 Q235 s 240MPa S 1.5 6 93 6 94 6 95 6 95 6 96 M1 1 1 M16 GB5782 86 30mm
32 17mm GB93 87 2 M8 GB68 85 15mm 3 M24 GB898 88 40mm 6 97 6 98 6 99 6 98 a b 6 99 6 99a b c 6 100 a b c d Q235 6 100 6 101 6 102 a b c
33 6 101 6 102 6 103 6 103
34 7 1 1 2 3 4 7 2 a b c d 1 b a c d 2 b c a d 3 a c b d 4 c d b a 7 3 1 2 3 4 7 4 1 2 3 7 5 1 2 3 4 7 6 1 2 3 4 7 7 1 2 3 7 8 1 2 3 4 7 9 1 100 1 2 3 7 10 1 2 3 4 7 11 1 2 3 4 7 12 1 90 o 2 120 o 3 135 o 4 180 o 7 13 1 2 3 4 7 14
35 1 2 3 4 7 15 T 1.5T 1 L 1.5 2 b 1.5 3 1.5 4 7 16 1 2 3 4 7 17 1 2 3 7 18 1 2 3 4 7 19 1 2 3 4 7 20 1 2 3 4 7 21 1 2 3 4 7 22 1 2 3 4 7 23 45 40Cr 50 55HRC 1 2 3 7 24 50HRC 1 2 3 7 25 1 2 3 7 26 7 27 b h L
36 7 28 A B C 7 29 7 30 7 31 7 32 180 o 120 o 7 32 7 32 7 33 7 34 7 35 7 36 D d 7 37 7 38 7 39 7 40 t d t t 1 d t 1 d 7 41 7 42 7 43 7 44 7 45 T 1000N m HT250
37 7 46 d 80mm L 1.5d 7 47 YLD11 55 84GB5843 86 T n 1000N m HT250 7 45 7 46 7 48 d 60mm d 2 =300mm B 85mm F t 3kN 45 7 47 7 48 7 49 7 49 d 80mm HT200 B 1.5d 7 50 7 50 7 51 P 2.2kW
38 n=300r/min d 50mm L 70mm 7 51 45 7 52 d 60mm 45 s 315MPa s =0.5 s [S] 2 ] p 125MPa 7 53 T 2000N m d =d =80mm L 130mm 7 53 7 54 P 5.5kW n 200r/min 7 55 V d=45mm F 2000N d d 250mm L 65mm 7 54 7 56 d=120mm L=130mm T 1550N m 120 o 7 55 7 56
39 7 57 T 140N m D 28mm L=40mm 40HRC 7 57 7 58 7 58 P 4kW n=250r/min d=40mm 300 320HBS 30 7 59 z 1 T 1 45N m z 2 T 2 20N m H 7 H10 H11 6 23 28 6 GB1144 87 f 7 a11 d10 45HRC 7 60 d=38mm D 90mm 35 ] 80MPa 7 59 7 60
40 7 61 7 62 7 61 d 30mm D=50mm T 70N m 7 62 T max 580N m d=6mm 35 b 520MPa b =0.6 b D=100mm 30 7 63 7 63 7 64 7 65
41 7 65 7 66 7 67 7 68 7 67 7 68
42 11 1 V 1 2 3 11 2 1 2 3 V 4 11 3 1 2 3 4 11 4 V 1 d 1 2 d 2 3 d 3 4 d 4 11 5 V 1 A 2 C 3 E 4 Z 11 4 11 6 11 6 v 30m/s n 1 =1 10 4 5 10 4 r/min 1 2 3 4 11 7 V V 1 2 3 4 11 8 V 40 o 40 o 1 2 3 11 9 v 1 v 2 v 1 v 1 =v 2 =v 2 v 1 v v 2 3 v 1 v v 2 4 v 1 =v v 2 11 10 1 2 3 4 11 11 1 2 3 4 11 12 1 2 3
43 11 13 1 2 3 11 14 1 2 3 4 11 15 v 10m/s F 1 F 2 F 1 F 2 1 F 1 /F 2 0 2 F 1 /F 2 1 3 F 1 /F 2 =e 4 1 F 1 /F 2 e 11 16 F 1 F 2 v 10m/s F 1 F 2 1 F 1 /F 2 0 2 F 1 /F 2 1 3 1 F 1 /F 2 e 4 F 1 /F 2 =e 11 17 V 1 2 3 4 11 18 1 F 0 2 a 3 4 d d 11 19 V 1 2 3 4 11 20 1 2 3 4 11 21 V 11 21 11 22 V 1 2 3 11 23 v30m/s 1 2 3 4 11 24 11 24 V 11 25 1 2
44 3 11 26 11 26 11 27 11 28 11 29 V 11 30 V V 11 31 11 32 V 11 33 F 1 F 2 F F 0 11 34 V 11 35 11 36 11 37 11 38 11 39 11 40 V 11 41 1 2 v 3 1 4 F 0 5 z 6 i 11 42 V 11 43 11 44 11 45 V 11 45 11 46 11 46 1 2 V d 1 =d 4 d 2 =d 5 d 3 =d 6 1
45 2 T 2 11 47 V 300r/min 600r/min 11 48 11 49 V P=3kW n 1 =1420r/min n 2 =570r/min v=7.45m/s a=530mm v 0.45 16h d d1 d d2 L d F 0 11 50 V d d1 140mm n 1 =960r/min d d2 425mm V 0.02 11 51 V P=10kW v 12.5m/s F 0 =700N F 1 F 2 11 52 V P 1 =10kW d d1 160mm n 1 =1450r/min 140 o v 0.2 F F 1 11 53 A V n 1 =900r/min n2 900r/min 600r/min 450r/min a=550mm d d1 d d2 =225mm 11 53 11 54 V Y132M 2 6 P=5.5kW n 1 =960r/min i 2 a 600mm 11 55 V P=4kW n 1 =1440r/min i 3.5 450mm 11 56 V P=7.5kW Y132M 4 n 1 =1440r/min i 2.1 900mm V d 0 =45mm 11 57 V Y160M 4 P=11kW n 1 =1460r/min n 2 =400r/min 1500mm 24h 11 58 b=35mm d d1
46 160mm d 0 =35mm 11 59 V 11 60 B V 11 60 11 61 11 56 V 11 62 A V HT200 d d 355mm z 3 11 63 D V HT300 d d 1060mm n=220r/min P=10kW z 5
47 12 1. 12 2. 12 3. 12 4. 12 5. 12 6. 12 7. 12 8. 12 9. 12 10. 12 11. 12 12 12 13 12 14 12 15
48 12 16 12 17. (1) 12 18 12 19 12 20 12 21 12 22 12 23 12 24 12 25 (2) 12 26 (2) 12 27 12 28
49 20CrMnTi (2)40Cr (3)Q235 (4)ZChSnSb12-6 12 29 20Cr 12 30 45 12 31 12 32 12 33 HBS1 HBS2 HBS1<HBS2 (2)HBS1=HBS2 (3)HBS1>HBS2 12 34 12 35 45 12 36 20CrMnTi 12 37 45 12 38 35SiMn 12 39 12 40 12 41
50 12 42 12 43 KA (4) 12 44 12 45 12 46 12 47 12 48 12 49 K 12 50 K 12 51 12 52 12 53
51 12 54 K 12 55 12 56 ZE 12 57 ZH 12 58 Z 12 59 Y 12 60 Z Y Z >1, Y >1 (2) Z <1, Y <1 (3) Z >1, Y <1 (4) Z <1, Y >1 12 61 YFa 12 62 YFa 12 63 m1 5mm z1 20 m2 3mm z2 60 YFa1<YFa2 (2) YFa1=YFa2 (3) YFa1>YFa2 12-64 (1 YFa1> YFa2> YFa3 (2) YFa1> YFa3> YFa2 (3) YFa2> YFa1> YFa3 (4) YFa3> YFa1> YFa2 12 65 Ysa 12 66 z1<z2 Ysa1>Ysa2 (2) Ysa1 Ysa2 Ysa1< Ysa2 12 67 (1 Ysa1> Ysa2> Ysa3 (2) Ysa1> Ysa3> Ysa2 (3) Ysa2> Ysa1> Ysa3
52 (4) Ysa3> Ysa1> Ysa2 12 68 YFa Ysa 12 69 45 45 H1 H2 (2) H1 H2 (3) H1 H2 12 70 z1<z2 F1 F2 (2) F1 = F2 (3) F1 < F2 12 71 z1 z2 z1<z2 12 72 12 73 12 74 12 75 12 76 12 77 12 78 12 79
53 12 80 12 81 12 82 X1 X2 X1+X2<0 X1+X2 0 X1+X2>0 12-83 8 20,. (1) (2) (3) (4) 12-84. (1) (2) (3) 12-85. (1) (2) (3) (4) 12-86. (1) (2) (3) 12-87 SF SH. (1) (2) (3) 12-88 Hlim Flim,. (1) 90% (2) 1% (3) 99% (4) 10% 12-89 Yx. (1) (2) (3) (4) 12-90.
54 (1) (2) (3) (4) 12-91. (1) (2) (3) 12-92,. (1)i=d2/d1 (2)i=z2/z1 (3)i=tg 2=ctg 1 (4)i=tg 1 12-93. (1) (2) (3) 12-94. (1) (2) (3) 12-95. (1) (2) (3) 12-96. (1) (2) (3) 12-97. (1) (2) (3) 12-98. (1) (2) (3) (4) 12-99. (1) (2) (3) (4) 12-100. (1) (2) (3) (4) 1 12-101. 12-102? 12-103
55. 12-104,? 12-105. 12-106? 12-107? 12-108. 12-109. 12-120 220 240HBS : (1) ; (2) ; (3). 12-121. 12-122? 12-123? 12-124? 12-125,. 12-126. 12-127 30 50HBS? 12-128? 12-129? 12-120? 12-121? 12-122?? 12-123. 12-125. 12-126
56. 12-127 K? 12-128 Kv? 12-129? 12-130 K? 12-131,? 12-132 ZE? 12-133 ZH? 12-134 Z Y. 12-135 Y? 12-136 Y? 12-137? 12-138? 12-139 Z Y? 12-140 lim Flim? 12-141? 12-142? 12-143? 12-144? 12-145? 12-146? 12-147 200mm
57 2, 8 15. 12-148,A m=4mm, z1=20,z2=45, b=60mm. 1450r/min,. 12-149 d? 12-150? 12-151 960r/min 720r/min.? 12-152? 12-153? 12-154? 12-155,A m=2mm, z1=20,z2=40;b a=62mm.. 12-156.A,B? 12-157 m=3mm, z1=21,z2=63, x1=0.3,x2=-0.3,? 12-158 8 25? 12-159,A m=4mm, z1=18,z2=41;b m=2mm, z1=36,z2=82; 1450r/min. : (1)? (2)? 12-160
58,A,B. 12-161, 45 250HBS, ZG310-570 108HBS,B HT300 240HBS.? 12-162 z1=21,z2=100, 45 : (1)? (2)? 12-163 : (1) (2) Ft Fr. 12-164 : (1). (2). 12-163 12-165 12-166 12-165 Ft Fr. 12-166 2 : (1). (2) Ft Fr Fx. 12-167. 12-168, : (1). (2) Ft Fr Fx.
59 (3). 12-168 12-170 12-169. : (1). (2) Ft Fr Fx. 12-170 m=3mm, z1=24,z2=55, b=30mm, P1=2KW, n1=160r/min, : (1). (2) Ft Fr Fx. 12-171 P1=10KW, n1=1450r/min, mn1=3mm, z1=21,z2=52, 1=12 7 43 mn3=5mm, z3=27,z4=54; 1=0.98, 2=0.99. : (1). (2) 3. (3). (3) Ft Fr Fx. 12-171 12-172 4-1 4-12-172,
60 : (1). (2). (3). (4). 12-173 z1=44,z2=94, mn1=2.5mm, a12=175mm, b2=90mm; z3=40,z4=75, mn3=3mm, a34=175mm, b4=100mm; HP1 HP3=550MPa, HP2 HP4=420MPa; K : (1). (2) ). (3). 12-174 P1 n1 z1 z2 z3 z4 m1 m3 b. : 12-173 12-174 4-1 4- (1). (2) 1 3. (3) Ft Fr Fx. 12-175 P =10KW, n =157r/min, m=4mm, z1=25,z2=60, R=0.3; mn=5mm, z3=22,z4=84. : (1). (2). (3) 3. (4). 12-176 :
61. 12-175 12-176 4-1 4-5 6-12-177 P1=2KW, n1=955r/min, m=2mm, z1=20,z2=40,z3=100, Lh=10000h, 100%, : (1) ; (2) ; (3) ; (4) ; (5)?? 12-177 12-178 z1=20, u=3, m=6mm, b1=125mm,b2=120mm, 45 255HBS, 45 200HBS; P1=22KW, n1=730r/min, 12. 12-179 z1=25,z2=100, m=3mm, b1=35mm,b2=30mm, 45 230HBS, 45 200HBS; P1=7.5KW, n1=960r/min,.. 12-180 z1=18, m=4mm,
62 b1=35mm, b2=30mm, : HP1=570MPa, HP2=540MPa, FP1=420MPa, FP2=400MPa, T1=6.5 10 4 N mm, K=1.3. 12-181 12-178 =16 15 36. 12-182 z1=24,z2=72, m=3mm, b=35mm, 45 250HBS, 45 210HBS; P1=4KW, n1=720r/min,. 12-183 z1=32,z2=108, a=210mm, b1=75mm,b2=70mm, 38SiMnMo 250HBS, 45 210HBS, n1=1450r/min, th=24000h. Pmax. 12-184 =17 20 24 Pmax. 12-185 z1=25,z2=74, m=4mm, b1=45mm,b2=40mm, 40Cr 50HRC; K=1.4, T1max. 12-186 z1=19,z2=51, m=5mm, b1=35mm,b2=30mm, HT300 200HBS; n1=50r/min, 4h, K=1.3 T2max. 12-187 z1=20,z2=40, m=3mm, b=20mm, 45 260HBS, 45 210HBS; n1=960r/min, 24000h, Pmax. 12-188 m=4mm, z1=20,z2=60, b1=45mm,b2=40mm, X1=0.1,X2=0, 45 50HRC; P1=12KW, n1=100r/min, K=1.3. 12-189 z1=24,z2=108, m=4mm, =12 6 b1=85mm,b2=80mm, 45 230HBS, 45 200HBS; P1=15KW, n1=150r/min, K=1.25,. 12-190 P1=30KW, n1=970r/min, i=2.8; th=24000 z1=21,z2=59, m=4mm, 45 50HRC..
63 12-191 P2=12KW, n2=240r/min, a=200mm, z1=20,z2=80, b1=85mm,b2=80mm, 40000h. 12-192 : P1=7.5KW, n1=960r/min, i=3.5, 8h, 15. 12-193 n1=1450r/min, P1=7.5KW, th=12000h; z1=26,z2=54, 6. 12-194 P1=4KW, 12-192 12-194 n1=180r/min, i=3, 4h, 15. 12-195 P1=10KW, n1=1450r/min,n2=340r/min, ±3%,, 10. 12-196 P1=130KW, n1=12640r/min, th=100h, KA=1.25 z1=23,z2=73, 18Cr2Ni4WA, 60HRC. 12-197 P1=1.8KW, n1=250r/min, i=2.3, ±3%, 10. 12-198 P1=0.72KW, n1=320r/min, th=12000h; z1=20,z2=25. 12-199 P1=15KW, n1=15300r/min, th=200h, KA=1.25 z1=17,z2=65. 12-200 P1=1.1KW,
64 n1=930r/min, i=2.5, th=15000h. 12-201 P1=3.5KW, n1=32r/min, z2 z1 th=24000h,. 12-202,th,P=20KW, n1=1000r/min, i=3, 2h, 10. 12-202 12-203 12-195. 12-204 : (1) 12-204a. (2) 12-204b. (3) 12-204c. 12-204 12-205 12-205. 12-206 : (1) 12-206a. (2) 12-206b. (3) 12-265c 12-207 m=3mm, e=3mm,.
65 12-206 12-207 12-208 : (1) da=360mm, 45. (2) da=612mm,. (3) da=976mm, 40Cr. 12-209 m=3mm, z=94, b=70mm, 50mm. : (1). (2). 12-210. : (1). (2)? (3)? 12-208 12-209 12-210 12-212 12-212 m=6mm,. : (1). (2) 8mm.
66 (3)? (4). 12-212 (1) 12-195 ). (2) 12-197 ).
67 13-1,. (1) (2) (3) 13-2,. (1) (2) (3) 13-3,. (1) (2) (3) 13-4,,. (1) (2) (3) 13-5,. (1) (2) (3) 13-6,,. (1) (2) (3) 13-7,. (1), (2), (3), (4), 13-8,,,. (1), (2), (3) (4) 13-9,,,. (1), (2), (3) (4) 13-10,. (1)i= 1 / 2 (2)i=n 1 /n 2 (3)i=d 2 /d 1 (4)i=z 2 /z 1 13-11. (1)m t1 =m t2, t1 = t2, + =90 (2)mn1=mn2, n1 n2, = (3)mx1=mt2, x t2, + =90 (4) mx1=mt2, x t2, = 13-12. (1) (2) (3) (4) 13-13. (1) (2) (3) 13-14. (1) (2) (3) 13-15. (1) (2) (3) 13-16.
68 (1) (2) (3) (4) 13-17. (1) (2) (3) 13-18. (1) (2) (3) (4) 11-19. (1) (2) (3) (4) 13-20? 13-21? 13-22? 13-23 GB10089 88,. 13-24 m=5mm, =20 m=5mm, =20? m=5mm, =20, d=40mm, z=2 m=5mm, =20? 13-25? 13-26. 13-27 i=d2/d1? 13-28. 13-29 GB10087 88,. 13-30 GB10085 88, m=10mm, =20, d1=90mm, z1=1, z2=81..
69 13-31 GB10085 88, : ZA10 90L6 25 ZA10 31 25 ZA10 90L6 25 /31 13-32 ). 13-32 13-33 13-33,1,2,3,7 (1). (2). 13-34 i, d2 d4 (1). (2). (3). id2η (4) : Ft4 = Ft1 ( F t ) d 4 13-34
70 13-35. 13-36 d1 m, z2=60 z2 =66,? 13-37? 13-38. 13-39? 13-40? 13-41? 13-42 da1=49,95mm, z1=1, z2=62, da2=159.89mm. d1 d2 a,. 13-43 ZA5 50R2/40. : (1) da1 df1 px. (2) d2 da2 df2. (3) a. 13-44 ZA10 90R2/47. (1) a. (2) i=24, z2. (3) d1 d1 da1 df1. (4) d2 d2 da2 df2. 13-45 m=8mm, d1=80mm, z1=4, a=225mm, x=-0.375.. 13-46 ZA5 50R4/53. (1) a. (2) a1=160mm,. (3). (4). 13-47 ZA5 50R1/80. n2=20r/min,. 13-48 z1=1, m=4mm, =5 42 38 n1=1000r/min..
71 13-49 ZA2.5 45R1, n1=1300r/min. s 0 1. 13-50 ZA8 80R2/31. n1=960r/min, T2=1.5 10 6 N mm, 300 0.25? 13-51 ZA5 90R1/62, 2t, D=145mm, =0.1, 5%, F=400N,. 13-51 13-52 13-52 ZA10 90R2/31, =0.8; z3=24,z4=72, mn=6mm, =16 15 37 P1=10KW, n1=970r/min, 2 (1). (2). 13-53 ZA6.3 63R1/41 P1=3KW, n1=1430r/min, Lh=13000h. 45 45HRC, ZCuSn10Pb1. 13-54 ZA5 90R1/62 P1=2.2KW, n1=960r/min, 45 45HRC, ZCuSn10Pb1. 13-55 ZA8 80R2/40 P1 n1=1450r/min, Lh=7200h. 45 45HRC, ZCuSn10Pb1. 13-56
72 P1=7KW, n1=1440r/min, n2=72r/min, Lh=20000h. 13-57 P1=10.3KW, n1=1470r/min, n2=118r/min, 2h 300 10. 13-58 P1=10KW, =0.76, A=3.5m 2 K=13W/(m 2 ), t0=20 tmax=70? 13-59. :(1). (2). (3). 13-60. :(1). (2). 13-61. 13-60. 13-62 z2 TF YF. : 13-60. 13-63 m 2 d1 d1. GB10085 88. 13-60. 13-64 13-59 13-63,. 13-65.? 13-66 13-65? 13-67? 13-68? 13-69 13-68 ),? 13-70,?
73 13-65 13-68 13-70 13-71?? 13-72. 13-72
74 14-1,. (1) (2) (3) 14-2,. (1) (2) (3) 14-3,,. (1) (2) (3) 14-4.. (1) (2) (3) 14-5. 14-4 o p p 180 (1) 2 3 p(0.54 + ctg ) o 180 180 o z sin tg z z 14-6,. 180 sin 4 z p (1) (2), 4 45HRC (3) (4) 5 60HRC 14-7, z max =120,. (1) (2) (3) (4) 14-8,. (1) (2) (3) (4) 14-9,. (1)(10 20)p (2)(20 30)p (3)(30 50)p (4)(50 80)p 14-10,. (1) (2) (3) (4) 14-11,. (1) i n n 1 = (2) 2 i d d 2 = (3) 1 i z z 2 = (4) 1 T2 i = Tη 1 o
75 14-12, =. π dn 1 1 π dn 2 2 znp znp (1) 2 3 1 1 4 1 2 60 1000 60 1000 60 1000 60 1000 14-13 3 4,. (1) (2) (3) (4) 14-14,. (1) (2) (3) (4) 14-15. (1) 90 (2) (3) 90 (4) 14-16,. (1) (2) (3) 14-17,F1 FQ. (1)F1 (2)1.2F1 (3)1.5F1 (4)2F1 14-18. (1) (2) (3) (4) 14-19. (1) (2) (3) (4) 14-20. (1) (2) (3) 14-21. 14-22 08B,20A mm? 10A-2 100GB1243.1-83,? 14-23? 14-24? 14-25? 14-26? 14-27? 14-28? 14-29? 14-30?
76? 14-30 14-31 14-31 14-32 16A, z1=19, n1=960r/min. max min. 14-33 z1=5 10 15 17 19 25 30, z1.( υ υmax υmin = 100% = 100% ) υ 1 14-34 ( υmax + υmin ) p=15.875mm, z1=19, 2 d0=25mm. d1 da1. 14-35 p=12.7mm, z2=74, p=0.32mm, d2 115, d2? 14-36, p=7.5kw, n 1 =356r/min, z 1 =31, a=1100mm, =45 12A. 14-37 p=7.5kw, n1=960r/min, d0=38mm, n2=330r/min, 8h, 30.. 14-38 p=7kw, n1=125r/min, n2=50r/min, <40, d0=80mm). 14-39 Y225M-8, p=22kw, n1=730r/min, n2=250r/min. 650mm,. 14-40 p=2kw, a=500mm, 10A n1=140r/min, z1=17,, [S]=7,.
77 14-41 08A Y160L-6 n1=970r/min, p=11kw, n2=340r/min, 600mm, 40,? 14-42,z1=17,n1=150r/min, 08A( p=12.7mm), z2=30, 0.4kw, : (1). 14-42 (2) [S]=7). 14-43 14-37. 14-44 p=18kw, n1=2000r/min, i=2, a=250mm z1=33.
78 15-1. (1) (2) (3) 15-2. (1) (2) (3) 15-3. (1) (2) (3) 15-4. (1) (2) (3) 15-5. (1) (2) (3) 15-6 15-6. (1) (2), (4) (5) (6) 15-7 O2. (1) (2) (3) 15-6 15-7 1-2- 3-1- 2 3-15-8. (1) (2) (3) (4) 15-9. (1) (2) (3)
79 15-10. (1) (2) (3) 15-11. (1) (2) (3) 1/3 15-12. (1) (2) (3) (4) 15-13. (1) (2) (3) (4) 15-14,. (1) (2) (3) (4) 15-15. (1) (2) (3) (4) 15-16. 15-17. 15-18. 15-19. 15-16 15-17 15-18 15-20, ab,. 15-19 15-20
80 15-21 cd. 15-22, ab,. 15-23 cd. 15-24,, d=400mm, F t =2000N, F x =320N, F r =800N, ( ). 15-25,, M e N m. (1)224 (2)337 (3)450 (4)559 15-21 15-22 15-23 15-24 15-25 15-26?
81 15-27? 15-28? 15-29? 15-30? 15-31? 15-32? 15-33? 15-34? d c 3 P n 2 2 15-35 M = M + ( at ), a?? 15-36. 15-37? 15-38 T1 T2 T1>T2. e 15-38 15-39 15-39 : (1) b,,? (2)?( ). 15-40? 15-41? 15-42?
82 15-43? 15-44 P=3KW, n=960r/min, 45? 15-45 d=32mm, n=900r/min, 70MPa,? 15-46 d=75mm do=85mm di? 15-47 Q255 P=15KW, n=80r/min. (1) ; (2).( 1000mm 0.5 ) 15-48 45 T1=1.75 10 5 N mm, m=4mm, z=20, =20, b=80mm, 160mm. 15-49 P=35KW, n=940r/min, i=2, z1=20, m=6mm, b=50mm, 45. 15-48 15-49 15-50 P=37.5KW, n=960r/min, d1=150mm, mn=4mm, b=150mm, =15 20 n=20, 45 65mm, 303. 15-51 15-50 ). 15-52 T=400N m, =20 45 H 7 k6 r=1.5mm,.
83 15-50 15-52 15-53 15-52 15-52 [y]=0.003lmm,l. 15-54 P=4KW, n1=750r/min,n2=130r/min, d2 =300mm, b2=90mm, =12, n=20.. : (1) ; (2) ; (3). 15-55 55mm,,T1=11.52 10 5 N mm, 3 T2=6.91 10 5 N mm, T3=4.61 10 5 N mm. 3. 15-56 d=25mm, W=150N, n 1. 15-57 50mm n=960r/min,? 15-54 15-55 15-56
84. 15-57 15-58 15-58a 15-59.. 15-58 15-59 15-60 15-60 15-61 D=400mm, L=160mm, W=10000N. : (1) 45. (2).
85 15-61 15-62. (1) :.. (2). (3).
86 16-1 : 1) ; 2) ; 3) ; 4). (1) 1) (2) 2) (3) 3) (4) 4) 16-2 : 1) ; 2) ; 3) ; 4) 30%.. (1) 1) (2) 2) (3) 3) (4) 4) 16-3. (1) (2) (3) (4) 16-4. (1) (2) (3) (4) 16-5. (1) (2) (3) (4) 16-6 N1024. (1)20 (2)24 (3)40 (4)120 16-7,. (1)N2208 (2)30308 (3)6208 (4)7208AC 16-8. (1)1 (2)2 (3)6 (4)7 16-9. (1)6 (2)6 (3)7 (4)8 16-10 100mm, O, 2,,. (1)60220 (2)6220/PO (3)60220/PO (4)6220 16-11 85mm, O, 3, 16,. (1)7317B/P62 (2)7317AC/C2 (3)7317C/P6/C2 (4)7317C/P62 16-12. (1)1210 N120 (2)7310AC 30210 (3)N1010 NU1010 (4)51110 81210 16-13
87. (1)1 2 (2)3 7 (3)N NU (4)6 NA 16-14. (1)1 (2)2 (3)3 (4)6 (5)7 (6) N (7)NU (8)NA 16-15 31322/P4/DF, /DF. (1) (2) (3) 16-16,. (1) (2) (3) (4) 16-17 16-17. (1) (2) (3) (4) 16-18 16-18 2.5mm,. (1) (2) (3) (4) 16-17 16-18 16-19,. (1) (2) (3) (4) 16-20. (1) (2) (3) (4) 16-21. (1) (2) (3) (4) 16-22.
88 (1) (2) (3) (4) 16-23,. (1) (2) (3) (4) 16-24. (1) (2) (3) (4) 16-25. (1) (2) (3) (4) 16-26. (1) (2) (3) (4) 16-26 16-27. (1) (2) (3), (4) 16-28. (1) (2) (3) (4) 16-29. (1) n (2) P (3) (4)
89 16-30. (1) (2) (3) (4) 16-31,. (1) (2) (3)90% (4) 16-32 r1. (1)r=r1 (2)r>r1 (3)r<r1 16-33. (1) (2) (3),90% (4),90% 16-34. (1) (2) (3),95% (4) 10% 16-35. (1) 10 6 (2) 10 6 h (3) 10 6 (4) 10 6 16-36. (1) (2) (3) (4) 90% C ε 16-37 L = ( ) P. (1) (2) (3) (4) C ε 16-38 L = ( ) P. (1)3/10 3 (2)3/10 10/3 (3)10/3 3/10 (4)10/3 3 16-39 :F =1000N,Fr =2000N. FA=900N, =25, Fs=0.63Fr.,. (1) F =1400N, F =700N (2) F =1400N, F =200N (3) F =2300N, F =700N (4) F =2300N, F =1400N
90 16-40 7307AC, e=0.68, Fa/Fr>e =0.41,Y=0.87. F =2100N, F =1470N,. (1)2139.9N (2)2110N (3)1470N (4)2110.5N 16-39 16-40 16-41 30218 Cr=120000N, e=0.42,fa/fr>e,x=0.4,y=1.4. Fr=16000N, Fa=3950N, n=1470r/min, fp=1, t<100. (1)11470h (2)11610h (3)13700h (4)8000h 16-42 7410AC Cr=77500N e=0.68,fa/fr>e,x=0.41,y=0.87, Fr=4116N, Fa=3065N, n=3000r/min, fp=1, t<100. (1)31337h (2)32640h (3)50050h (4)16200h 16-43? 16-44 )? 16-45? 16-46? 16-47? 16-48.1208/P63 30210/P6X/DF 51411 61912 7309C/DB. 16-49? 16-50? 16-51?? 6 C ε 16-52 L = 10 ( ) P n(r/min), Lr(r) Lh(h)? 16-53 7 35 H k 90 J 7? 6 h 6 16-54?
91 16-55? 16-56? 16-57 Fs?Fs? 16-58? 16-59? 16-60? 16-61 : 1), 2), 3)? 16-62? 16-63 Fr=7160N n=1800r/min 3800h. Cr. 16-64 d=35mm, n=2900r/min, Fr=1810N, Fa=740N, Lh =6000h,. 16-65 n=320r/min, d=40mm, F =4000N,F =2000Nm FA=1600N, 100 Lh =5000h,. 16-65 16-66 16-66 =25 =35mm, n=1800r/min, Fr1=3390N,Fr2=1040N, FA=870N, 1,. 16-67 7307AC, :Fr1=1000N,Fr2=2060N, FA=880N, n=5000r/min, Lh =2000h,? 16-68 n=240r/min,,fp=1, ), Fr1=935N,Fr2=1910N, Fa1=FA2=5800N. 50mm, Lh 20000h,.
92 16-67 16-68 16-69 Fr Fa P. (1)6216,Fr=6500N,Fa=1000N,. (2)51210,Fr=0N,Fa=5000N,. (3)N207,Fr=4000N,Fa=0N,. (4)7209C,Fr=4600N,Fa=2500N,. 16-70 7210C FrA=10000N,FrB=5000N, FA FA=2000N FA=1000N Fs Fa fp=1.2. 16-70 16-71 30208 Cr=34000N. (1) P=6200N, n=730r/min, Lh. (2) P=6200N, Lh=10000h,? 16-72 32306 n=1380r/min,fr1=5200n,fr2=3800n, FA fp=1.8, Lh=6000h, FAmax? 16-72 16-73 d=30mm, n=1600r/min, Fr=1000N, Lh=8000h,. 16-74 Fr=4800N, FA=1600N, n=970r/min, 5000h, d=50mm,. 16-75 6310 Fr=500N, Fa=2500N, n=1000r/min,.
93 16-76 6308 Fr=5000N, Fa=2500N, n=1250r/min, Lh =5000h, t<100? 16-77 6407 Fr=16000N, Fa=2000N, n=20r/min, Lh=1000h. 16-78 d=70mm,1 Fr1=1200Nm2 Fr2=7000N, FA=Fx=4000Nm n=1470r/min. 100 Lh 8000h, =16. 16-78 16-79 n=2800r/min, Fr=5000N, Fa=2600N, d=65mm, Lh=5000h, 90%,. 16-80 FA=2000N, Fr1=4000N,Fr2=5000N, n=1600r/min, 100 Lh=5000h, 30311? 16-80 16-81. 16-82 : (1) ; (2). (3) ; (4). 16-81 16-82
94 16-83 16-83. 16-84. 16-83 16-84 16-85. 16-86 5m/s 90. 16-86 16-87 16-87 ), P=4KW, n1=750r/min; n2=130r/min; d2=300mm, b2=90mm, =12, =20. 45 03 TL ).
95 17-1,. (1) (2) (3) (4) 17-2,. (1) (2) (3) (4) 17-3,. (1) (2) (3) (4) 17-4,. (1) (2) (3) (4) 17-5. (1) (2) (3) (4) 17-6,. (1)ChSnSb8 4 (2)HT200 (3)GCr15 (4)ZCuPb30 17-7. (1)ZChSnSb12 4 10 17-8,. (1)ZChPbSb17 17 2 17-9. (2)38SiMnMo (3)GCr15SiMn (4)20CrMnTi (2)GCr15 (3)20CrMnTi (4)38CrMnMo (1) (2) (3) (4) 17-10. (1) (2) (3) (4) 17-11. (1) (2) (3) (4) 17-12. (1) P (2) 17-13 (1) 3 pυ (3) (4)p 3 pυ >32. (2) (3) (4) 17-14 o1. 17-15 17-15 17-15.
96 17-16. 17-17. 17-18. (1) (2) (3) (4) 17-14 17-15 17-17 17-17 17-18 17-19. (1) (2) (3) (4) 17-20 n=8.3r/min, d=80mm, B/d=1.2, F=80000N. [p] : 1)HT200,[p]=4N/mm 2 ; 2)ZCuA110Fe3,[p]=15N/mm 2 ; 3)ZCuSn5Pb5Zn5,[p]=8N/mm 2 ; 4)ZCuPb30,[p]=25N/mm 2 1) 2) 3) 4). (1) 1) (2) 2) (3) 3) (4) 4) 17-21.
97 (1) (2) (3) 17-22. 17-23,. (1) (2) (3) (4) 17-22 17-24. (1) (2) (3) (4) 17-25 hmin. (1) (2) (3) B/d (4) 17-26. (1) (2) (3) (4) 50 17-27. (1) hmin (2) (3) e (4) 17-28. (1) (2) (3) hmin (4) hmin 17-29 hmin. (1) hmin = ψd(1 ε) (2) hmin = ψd(1 + ε) (3) hmin = ψr(1 ε) (4) hmin = ψr(1 + ε) 17-30 =0.08mm, hmin=21 m,.
98 (1)0.26 (2)0.48 (3)0.52 (4)0.74 17-31 e,. (1) (2)n (3)n (4)n 17-32. (1) d (2) n (3) (4) 17-33,. (1) (2) (3), (4) 17-34 B/d. (1) (2) (3) (4) 17-35. (1) Cp (2)Cp, (3),Cp (4)Cp 17-36 d=80mm, F=4 10 4 N, =0.001, =4.02m/s, =0.37p, Cp. (1)0.178 (2)1.680 (3)17.80 (4)178 17-37. (1)20 35 (2)35 40 (3)40 45 (4)45 50 17-38 t1=50. (1) (2) tm (3) tm (4) 17-39 :. (1) (2) (3) (4) 17-40 :. (1) (2) (3) (4) 17-41 F=50000N, n=1000r/min,
99 d=150mm, B/d=1, =180, =0.001, L-AN32 tm=50 50=0.0145Pa s, hmin m. (1)26 (2)27 (3)30 (4)54 17-42 n=3000r/min, d=300mm, B/d=0.8, =0.02, =180, L-TSA32 =0.0198Pa s. hmin=150 m, N. (1)40129 (2)72406 (3)90507 (4)1088 17-43 d=80mm, =0.001, F=2 10 4 N, n=960r/min, =2.8,. (1)0.225W (2)22.512W (3)225.12W (4)225.12KW 17-44 d=80mm, =0.001, B=80mm, F=2 10 4 N, n=960r/min. Cp=0.12, m 3 /s. (1)0.151 10-5 (2)0.31 10-5 (3)1.246 10-5 (4)1.246 10-7 17-45? 17-46? 17-47? 17-48?? 17-49? 17-50? 17-51? 17-52? 17-53? 17-54? 17-55 hmin hmin hmine?? 17-56?
100 17-57 Cp? 17-58? 17-59? 17-60?? 17-61? 17-62? 17-63? 17-64? 17-65? (1) 1000r/min, n=11500r/min (2) B/d=1 B/d=0.8 (3). 17-66 d=100mm, B=100mm, n=1200r/min, ZCuSn10P1.? 17-67 Fr=10 5 N, d=90mm, n=9r/min,. 17-68 Fr=10 5 N, d=200mm, n=500r/min, B/d=1, ZChPb17 17 2.? 17-69 d=250mm, Fa=1.12 10 5 N, D=375mm, [p]=0.4mpa.? 17-70 45 Fa=40kN, n=80r/min, d0 d1.
101 17-70 17-71 Fr=5 10N, d=150mm, n=1000r/min,. 17-72 Fr=10 5 N, d=200mm, n=500r/min. 17-73 Fr=3.5 10 5 N, d=100mm, B=100mm, n=1000r/min.. 17-74 =180. d=100mm, B=100mm, =0.150mm. Rx1=1.6 Rx2=6.3 m. n=750r/min. L-AN46, tm=50,. 17-75 18000N, 150mm, 120mm, 180, 1500r/min, 35 L-AN32, 0.3mm, Rx 1.6 3.2 m.? 17-76 100mm, 100mm, 0.05mm, 1.8 10 4 N, 1200r/min, L-AN32, 60 hmin. 17-77 2 10 4 N, 50r/min, 120mm. 17-78 d=110mm, B/d=1, n=960r/min, Fr=3.5 10 4 N, Rx1=1.6 m, Rx2=3.2 m, L-AN32. 17-79 ). 17-80. 17-81 17-81 17-81?
102 17-80 17-81 17-82? 17-83?( ). 17-84. 17-82 17-84 17-85,.