ʵĵ
С ? ? XX O4B BC
ȡٶȼPٶȱߦv=0.01(m/s)/mm,
ͼ1-2֪ C5= Pc5v=0m/s
C5B5=b5c5v=0m/s CB=C5B5/lCB=0 rad/s
b.ٶȷ
ȡλá1мٶȷ23A㴦ת aA2=aA3,Сڦ22lO2A,AָO2
n
n
22
2
=6.7020643264rad/s,
2
2
a
nA3
=
anA2=
2
LO2A=6.70206432640.09 m/s=4.04258996116m/s
ȡ34غϵAΪомٶʸ̵ã aA4 = aA4
n
+ aA4= aA3
n
+ aA4A3
K
+ aA4A3
r
С: ? 4
2
lO4A ? 24A4 A3 ?
? BA O4B AO2 O4B O4B
ȡ5Ϊо,мٶʸ,
ac5= aB5+ ac5B5+ a
2
n
c5B5
С ? w5 Lbc ? XX cb BC
ȡٶȼΪP,ٶȱߦٶȶͼ1-3ʾ .
a
2
=0.05m/s/mm,
İ
ʵĵ
ͼ1-3֪,
C5B5=b5c5v=0m/s
w5 =CB=C5B5/lCB=0 rad/s
aA4=0 m/s
n
2
aA4A3 =0 m/s
K2
aA4 =4.042589961168314 m/s,
üٶӰaB5 = aB4 = aA4* O4B/ O4A=6.932257312225 m/s
2
2
ac=0.01(pc)=6.5990882824m/s
ܽ1ٶȺͼٶֵ
ٶȱߦ=(0.005m/s)/mmͼٶȱߦa=(0.05m/s2)/mm˶ͼⷨλõٶȶκͼٶȶͼ1-21-31-2
1-1 λ δ֪ 2
0m/s VA4 VC 0m/s İ
ʵĵ
1 4.04258996116 m/s 2aA 6.5990882824m/s 2ac
a λá6ٶȷٶȷʸ̣ٶͼٶͼ
ȡλá6ٶȷ23AתVA2=VA3Сڦ2lO2AֱO2 Aߣָ2һ¡
2=2n2/60 rad/s=6.7020643264rad/s
A3
=
A2
=
2
2
lO2A=6.702064213
0.09m/s=0.603185779m/sOA
ȡ34غϵAٶȷٶʸ̣
A4=A3+A4A3
С ? ? O4A O2A O4B
ȡٶȼPٶȱߦ
v
=0.001(m/s)/mm ,ٶȶͼ1-4
İ
ʵĵ
ͼ1-4֪ A4= pa4/v =0.48590227981m/s
A4A3= a3a4/v =0.35739623806m/s
ٶӰã
B5=B4=A4O4B/ O4A=0.67355117939m/s
4=A4/ lO4A=1.16129513687931rad/s ȡ5Ϊоٶʸ̣
C=B+CB
С ? ?
İ