C H E R V Y A K L I U Z A T M A L A R 4.1 -§. Unuimiv m a’lumotlar........................................................................... 91
4.2-§. Chervyak va chervyakli g ‘ildirakning geometrik o ‘lchamlar..... 92
4.3-§. Chervyakli uzatmalarni kontakt kuchlanish bo‘yicha tekshi-
rish
98
4.4-§. Chervyakli uzatmalarni eguvchi kuchlanish b o ‘yicha tekshi-
rish
101
4.5-§. Uzatmani qizishini tekshirish, sovitish va m oylash.................... 103
V bob. Z A N J IR L I U Z A T M A L A R 5.1 -§. Umumiy maMumotlar......................................................................... 108
5.2-§. Zanjirli uzatmalar kinematikasi........................................................112
5.3-§. Rolikli (vtulka-rolikli) zanjirli uzatmalarning hisobi.................. 113
5.4-§. Tishli zanjirli uzatmalarni hisoblash t a r t ib i ................................. 114
5.5-§. Uzatma zanjirlarini taranglash va moylash................................... 118
VI bob. T A S M A L I U Z A T M A L A R 6.1 -§. Tasmali uzatmalarni asosiy geometrik oMchamlar....................... 120
6.2-§. Tasma tarmoqlaridagi kuchlar va ular o ‘rtasidagi bog'la-
nishlar
121
6.3-§. Tasmadagi kuchlanishlar................................................................... 124
6.4-§. Tasmalarning tortish darajasi va ishlash muddati........................ 126
6.5-§. Yassi tasmali uzatmalar......................................................................127
6.6-§. Yassi tasmali uzatmalarning hisobi................................................. 129
6.7-§. Yassi tasmali uzatma shkivlari......................................................... 132
6.8-§. Ponasimon va yarimponasimon tasmali u z a tm a la r.................... 135
6.9-§.
Ponasimon
va
yarimponasimon
tasmali
uzatmalarning
hisobi.................................................................................................................. 138
6. IO-§. Tishli tasmali uzatmalar.................................................................. i 50
6 .1 1-§. Tishli tasmali uzatmalarning hisobi...............................................153
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6.12-§. Tishli tasmalarning sh k iv la ri........................................................ 155
