10(12)[] ȲϸĴ
1.жAB----2
2.жϳ21,232֡
3.жF12F32ĦԲλãߣ3֡ 11(10)[]
vP13??1P13P14??l??3P13P34??l
?3??1P13P14P13P34?10?55?4.66 rad/s 118vC??3lCD?4.66?0.09?0.42 m/s
?l?0.002 m/mm
塢(19С,244.0) 1(15)[]
1AB?ʱ?minͼlBC?51 mm 2ͼC1C2 3֣
3?Hͼʾ??8H=31.5 mm
oK?4
180??180??oo?180?8ooo?1093.180?8
o
2(15)[]
1a?m2(z1?z2)?mz12(1?i)?mz12 ?35.?350 mmm?5 mm z1?40350?2z1?33.33 m?6 mm z1?35.?mm?7 mm z1?28.57z1?40 z2?40?2.5?100 m?5 mmΪװı֡
mm d2?mz mm2d1?mz 1?5?40?2002?5?100?500??da1?m(z1?2ha)?5?42?210 mm da2?m(z2?2ha)?5?102?510 mm
? df1?m(z1?2ha?2c?)?5?(40?2.5)?1875. mm? df2?m(z2?2ha?2c?)?5?(100?2.5)?4875. mm d1 mm d2 mm??d1?200??d2?500?????20?
3??,d1?,d2?仯
acos?350?cos20? acos??a?cos?? ???arccos?arccosa?351? ???204438 .cos?' d1?d1?20057. mmcos??cos? d2?50143. mm??d2cos??
4(14)[]
(1) 123H(4) Ϊ ϵ
Hi13?
n1?nHz??3n3?nHz1
n1?(1?nH?z3)nz1H z1n1
z1?z3
ͬ
6
n1B
(2) 45 Ϊ ϵ
i45?n4z??5n5z4
z4n4z5
z4z140202020?80 3
n5??n5??(3) 5
5(12)[]
z4z5n4??z5z1?z3n1????1000
??400 r/min ?
Hi13?zzn1?nH24?40??2'3????1.6n3?nHz1z220?30HHnH??i13n3?n1??i13?1?????1.6???100??200????1.6?1?r/min?15.385r/min?
?nHn1ͬ
6(15)[]
1v?12mz1?
2?2?0.375
z1?m?v10?10?3?5?15 12
r1?2mz1?75 mm
xm?l?r1?0 mm?x=0
ӹΪ֡ 3
db1?d1cos??mz1?141mm da1?d1?2h?am?150?20?170mm
7(12)[] 1
pb?pcos???mcos??14.7mm
rmz2f2?2?(h*a?c*)m?106.25mm 2a?12?d1?d2??12?5?20?5?40??150mm
a'cos?'?acos???'?arccosacos?a'?24.5? 8(12)[]
r?r?h*a11am?55mm