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Mundarija
Kirish ……………………………………………………………………………… 3
Laborayoriya-amaliy mashg’ulotlarda rioya qilinadigan sanitariya-gigiyena va
xavfsizlik texnikasi qoidalari ………………………………………………………. 4
Laboratoriya ishi № 1. Metallarning kristallanish jarayonini o’rganish …………… 6
Laboratoriya ishi № 2.Metallarning cho’zilishdagi mustaxkamligini aniqlash….8
Laboratoriya ishi № 3. Metallarning qattiqligini Brinel usulida aniqlash ………… 9
Laboratoriya ishi № 4.Metallarning qattiqligini Rokvell usulida aniqlash ………..13
Laboratoriya ishi № 5.Materiallarning zarbiy qovushoqligini o`lchash …………….16
Laboratoriya ishi № 6.Temir-uglerod qotishmalari holat diagrammasini o`rganish ..18
Laboratoriya ishi № 7.Metallarning ichki tuzilishini “Makroanaliz” usulida
o`rganish…………………………………………………………………………….20
Laboratoriya ishi № 8.Metallografik mikroskopning tuzilishini o’rganish va
mikroshliflar tayyorlash……………………………………………………………. 21
Laboratoriya ishi № 9 Po’latlarning makroskopik analizi..…………………………22
Amaliy ish № 1.
Metallar va qotishmalarni o’rganish …………………………..24
Amaliy ish № 2.
Metall va qotishmalarning xossalarini o’rganish …………………25
Amaliy ish № 3.
Metallarni termik ishlashni o’rganish ……………………………..27
Amaliy ish № 4.
Metallarni kimyoviy- termik ishlashni o`rganish …………………30
Amaliy ish № 5.
Metall va qotishmalarning korroziyalanish (zanglash) jarayonini
o’rganish. …………………………………………………………………………..32
Amaliy ish № 6.
Ba’zi yog’och xillari, kesimlari, tashqi belgilari va tuzilishini
o`rganish …………………………………………………………………………… 34
Amaliy ish № 7.
Plastmassalar va ularning tuzilishini o`rganish ……………………36
Amaliy ish № 8.
Rezina va qurilish materiallarining turlarini o`rganish …………... 38
Amaliy ish № 9.
Cho`yan va po`lat ishlab chiqarish metallurgiyasini o`rganish …..39
Amaliy ish № 10.
Metallarga bosim bilan ishlash turlarini o’rganish …………...41
Amaliy ish № 11.
Metallarni elektr usulida payvandlashni o`rganish ……………...43
Amaliy ish № 12.
Metallarni gaz yordamida payvandlashni o`rganish ..................... 45
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Amaliy ish № 13.
Tokarlik keskichining elementlari, geometriyasi va ularni turlarini
o`rganish ....................................................................................................................47
Amaliy ish № 14.
Tokarlik stanogining tuzilishi va ishlash printsipi .........................48
Amaliy ish № 15.
Parmalarning konstruksiyasi va geometrik parametrlarini
o’rganish …………………………………………………………………………..51
Amaliy ish № 16.
Parmalash stanogining tuzilishi, ishlashini printsipi va ularda
bajariladigan ishlar......................................................................................................52
Amaliy ish № 17.
Frezalarning konstruksiyasi va geometrik parametrlarini
o’rganish………….....................................................................................................54
Amaliy ish № 18.
6H82 modelli frezalash stanogining tuzilishi va kinematik
sxemasini o’rganish………………………………………………………………. 57
Amaliy ish № 19.
3151jilvirlash stanogining umumiy tuzilishi va kinematik sxemasini
o’rganish ....................................................................................................................59
Amaliy ish № 20.
Randalash stanogining tuzilishi va kinematik sxemasini
o’rganish ....................................................................................................................60
Foydalanilgan adabiyotlar 62