-
-
=149, 4%, , aw 180 200 ( 10%), . 
. p=1 43
, :
Ƞ=0,955*tgγ/tg(γ+ p)=0,756
7- Kv=1,1; Kβ=1+(z2/θ)2 *(1-x)=1,03
θ=108, =0,6.
= Kv* Kβ=1,13/
:
, 12%, 15%.
:
zv=z2/cos3γ=40,5.
YF=2,26
σF=1,2*T2*K*YF/(z2*b2*m2)=8,9
[σ0F]=KFL*[σ0F]= 0,67*98=65,5
3.
-
-
1 ()
3.1 1 - .
: 
d=45
. 60 , . 352 , .
65 .
2 ()
3.2 2
: 
70 .
3 ()
3.3 3
: 
d=90 .
, . .
.
.
-: Ft1=2*T1/d1=2*17760/80=444 H
Fa1=2*T2/d2=2* 536930/320=3356 H
Fr1=Ft2*tgα=3356*tg200=1090 H
1. .
2. l1=350
3. .
1) :
-Ry1*l1+ Fr1*l1/2 - Fa1*d1/2=0
Ry1= (Fr1*l1/2 - Fa1*d1/2)/l1=(1090*175-3356*40)/350=161 H
Ry2*l1- Fr1*l1/2 - Fa1*d1/2=0
Ry2= (Fr1*l1/2 + Fa1*d1/2)/l1=(1090*175+3356*40)/350= 929
|
|
|
: 161+929-1090=0
2)
Rx1=Rx2=Ft1/2=444/2=222 H
: 222+222-444=0
, . 
4. 5.1
1)
1: z1=0 z1=175 My(0)=0; My(175)=Ry1*175=28175 *
2: z2=0 z1=175 (0)=0; y(175)= Ry2*175=162575 *.
Fa1*d1/2=134400 *.
2)
1: z1=0 z1A=175. M(0)=0; M(175)=R1*175=38850 *.
2: z2=0 z2A=175. (0)=0; (175)= R2*175=38850 *.
