Q. X. Mah kamov, M. Abduvohidov tribotexnikadan amaliy mashgulotlar

I bob.
UM UM IY MA’LUMOTLAR
1.1. Tribotexnika fanining qisqacha rivojlanish tarixi...........................
8
1.2. Tribotexnikaning asosiy tushunchalari.............................................9
1.3. Qattiq jismlaming tutash yuzalari geometriyasi...........................12
1 -LABORATORIYA IS H I.......................................................................23
1.4. Qattiq tutashish parametrlari........................................................... 28
1.5. Tashqi ishqalanish koeffitsiyenti va unga ta’sir etuvchi omillar..36
1.6. Ishqalanish koeffitsiyentiga ta ’sir etuvchi omillar......................... 38
II bob.
ISHQALANISH UZELLARINI MOYLASH
2.1. Umumiy m a’lum otlar........................................................................ 45
2.2. Chegaraviy moylanish........................................................................47
2.3. Kafolatlangan moy qatlamli moylanish.......................................... 49
1-Amaliy mashg‘ulot. NAMUNAVIY ISHQALANISH JU FT L IK - 
LARI U C H U N MOYLOVCHI MATERIALLARNI TANLASH...53
2-Amaliy mashg‘ulot. MOYLASH M ATERIALLARINING
0 ‘R IN D 0S H L A R IN I ANIQLASH.......................................................69
2-LABORATORIYA ISHI. MOYLAR Q O V U SH Q O Q LIG IN IN G  
HARORATGA B O G 'L IQ L IG IN I TE K SH IR ISH ........................... 90

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3-LABORATORIYA ISHI SIRPANISH P O D S H IP N IG IN I 
ISH REJIM I XARAKTERISTIKASINI ANIQLASH....................... 94
I I I bob.
TUTASH SIRTLARNING ISHQALANISHI 
VA YEYILISHI
3.1. Mashina detallarining ishqalanish va yeyilish turlari................. 102
3.2. Ishqalanish sirtlarining abraziv muinitda yeyilishi......................105
3.2.1. Hisoblash modeli........................................................................... 109
3.2.2. Hisoblashning asosiy formulalari................................................
110
3.3. Yuqori sirpanish tezligidagi ishqalanish va yeyilish....................112
3.4. Vakuumdagi ishqalanish va yeyilish..............................................115
3.4.1. Vakuumdagi sharoit belgilari.......................................................115
3.4.2. Vakuum sharoitida ishlovchi uzellarga qo'yiladigan
talablar........................................................................................................115
3.4.3. Vakuum sharoitida ishqalanishni o ‘rg an ish .............................117
3.5. Past temperatura sharoitida ishqalanish va yeyilish.................. 120
3.6. Fretting-korroziya va unga qarshi kurash.....................................121
3.6.1. Fretting-korroziya hosil b o iish i................................................. 121
3.6.2. Fretting-korroziyaning rivojlanishiga ta ’sir etuvchi omillar..,122
3.6.3. Fretting-korroziyaga qarshi kurash................................. ...........125
3.7. Vodorodli yeyilish............................................................................ 126
4 -LABORATORIYA ISH I.................................................................... 127
3-AMALIY ISH. TIShLI I LASH MALAR EYILISH TE Z L IG IN I 
HISOBLASH............................................................................................ 135
4-AMAL1Y ISH. SIRPANIB ISHQALANUVCHI DETALLARNI 
YEYILISH TE ZLIG IN I HISOBLASH..............................................139
5-LABORATORIYA ISHI. TISHLI Q1LDIRAKLARNI 
ROLIKLI 0 ‘XSHATMA ANALOGLAR YORDAMIDA 
M OD ELLASHTIRISH..........................................................................141

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5-AMALIY ISHI. DUMALASH PO D SH IPN IK LA R IN IN G  
YEYILISH XARAKTERINI O 'R G A N ISH ....................................... 144
3.8. Moylanmaydigan sirpanma podshipniklar hisobi....................... 150
3.9. Ishqalanish materiallari va moy muhitning saylanmali 
ko'chish rejimidagi tribitexnik tavsiflarini aniqlovchi yangi
uskuna........................................................................................................160