Rulmanlar kundalik hayotimizda foydalanadigan ko'plab mashinalar va qurilmalarning muhim qismidir. Ushbu mexanik komponentlar mashinaning turli qismlarining silliq va ishqalanishsiz harakatlanishini ta'minlaydi, shu bilan uning samaradorligi va uzoq umrini oshiradi. Rulmanlar ikki toifaga bo'linadi: prokat va tekis rulmanlar. Keling, har bir turni va ulardan foydalanishni batafsil ko'rib chiqaylik.
1. Rulmanlar:
a) Bilyali rulmanlar: Bu sferik tashqi va ichki poygadan va ularning orasidagi metall sharlardan tashkil topgan eng keng tarqalgan rulman turlari. Ular velosipedlar, skeytbordlar va elektr motorlar kabi yuqori tezlikda aylanish va minimal radial yuklarga ega mashinalarda mashhur.
b) Rolikli rulmanlar: Ular radial va eksenel yuklar muhim bo'lgan og'ir yuklarda qo'llaniladi. Ular og'ir yuklarga bardosh berish va mustahkamlik va qattiqlikni oshirish uchun mo'ljallangan.
c) igna rulmanlari: Bu rulmanlar metall sharlar o'rniga igna shaklidagi rolikga ega bo'lib, ularni vites qutilari, dvigatellar va konditsioner kompressorlari kabi yuqori aniqlik va past ishqalanish talab qiladigan mashinalar uchun mos qiladi.
2. rulmanlar:
a) Jurnal podshipniklari: Ushbu podshipniklar rulmanli podshipniklarga o'xshash radial yuklarni va eksenel yuklarni ko'tarish uchun mo'ljallangan. Ular jurnal qutilari, motorlar va turbinalar kabi mashina ilovalarida qo'llaniladi.
b) rulmanlar: bu podshipniklar eksenel yuklarni boshqarish uchun mo'ljallangan va turbinalar, reaktivlar va elektr motorlar kabi mashina ilovalarida qo'llaniladi.
c) Chiziqli rulmanlar: Ular robototexnika, CNC mashinalari va tibbiy asbob-uskunalar kabi chiziqli harakatni talab qiladigan mashina ilovalarida qo'llaniladi.
Xulosa qilib aytganda, podshipniklar biz har kuni foydalanadigan mashinalar va qurilmalarning muhim qismidir. Har xil turdagi rulmanlar va ulardan foydalanishni tushunish, uskunani tanlash va ularga xizmat ko'rsatishda oqilona qarorlar qabul qilishimizga yordam beradi. U og'ir yuklarni talab qiladigan ilovalar uchunmi yoki yuqori aniqlikdagi ish uchun bo'ladimi, to'g'ri podshipnikni tanlash mashinaning umumiy ishlashi, uzoq umr ko'rishi va xavfsizligini yaxshilashi mumkin.
| Belgilanish | O'lchamlari | Belgilanish | O'lchamlari |
| NNU 4152 K30M/W33 | 260x440x180 | BC2B 326196/HA1 | 487.98x637x175 |
| NNU 4152 M/W33 | 260x440x180 | 316639 AG | 490x694x174 |
| 315976 B | 280x470x200 | 319254 | 500x650x130 |
| NNU 4156 K30M/W33 | 280x460x180 | 314990 A | 500x680x225 |
| NNU 4156 M/W33 | 280x460x180 | NNU 41/500 M/W33 | 500x830x325 |
| NNU 4160 K30M/W33 | 300x500x200 | 314419 | 500x720x218 |
| BC2B 320119 | 300x460x180 | NNU 41/500 K30M/W33 | 500x830x325 |
| NNU 4160 M/W33 | 300x500x200 | BC2B 320996 | 510x760x400 |
| NNU 4164 F | 320x540x218 | 312844 | 529.91x870x335 |
| BC2B 322216 | 320x460x120 | BC2B 326064/HA1 | 530x780x225 |
| NNUP 4964 B/HB1W33 | 320x480x118 | NNU 41/530 M/W33 | 530x870x335 |
| 315583 C | 320x480x175 | BC2B 320117/HA4 | 530x780x475 |
| NNU 4164 K30F | 320x540x218 | BC2B 316536 | 530x760x260 |
| BC2B 320118 | 340x520x305 | 315040 A | 530x780x250 |
| NNU 4168 K30M/W33 | 340x580x243 | NNU 41/530 K30M/W33 | 530x870x335 |
| NNU 4168 M/W33 | 340x580x243 | 316115 | 550x800x260 |
| BC2B 319878 | 350x520x150 | NNU 41/560 M/W33 | 560x920x355 |
| 314563 | 350x500x190 | 313191 | 560x740x180 |
| BC2B 320299 | 360x510x190 | NNU 41/560 K30M/W33X | 560x920x355 |
| BC2B 320075 | 360x510x125 | BC2B 326061/HA1 | 560x735x170 |
| NNU 4172 K30M | 360x600x243 | NNU 41/600 M/W33 | 600x980x375 |
| BC2B 322217 | 360x500x125 | BC2B 319584/HA1 | 600x820x387.5 |
| BC2B 319961 | 370x520x220 | NNU 41/600 K30M/W33 | 600x980x375 |
| NNU 4876 K/W33 | 380x480x100 | BC2-8005/HB1 | 600x820x365 |
| BC2B 320041 | 380x540x200 | NNU 41/630 K30M/W33 | 630x1030x400 |
| NNU 4176 M | 380x620x243 | KBC% 7b{0}}/HB1 | 630x850x218 |
| NNU 4176 K30M | 380x620x243 | NNU 41/630 M/W33 | 630x1030x400 |
| BC2B 326131/HB1 | 380x540x130 | BC2B 319943 | 635x762x101.6 |
| NNU 4876/HB1W33 | 380x480x100 | BC2B 326894/HB1 | 650x920x335 |
| BC2B 326880/HB1 | 400x600.19x200 | 313477 B | 660x880x225 |
| NNU 4180 K30M/W33 | 400x650x250 | NNU 41/670 M/W33 | 670x1090x412 |
| NNUP 4880/HB1W33 | 400x500x100 | NNU 41/670 K30M/W33 | 670x1090x412 |
| BC2B 326363/HA4 | 400x600.19x200 | BBC% 7b{0}}/HA5 | 690x980x365 |
| NNU 4180 M/W33 | 400x650x250 | KBC% 7b{0}}/HB1 | 690x980x550 |
| 315802 | 400x590x220 | NNU 41/710 K30M/W33 | 710x1150x438 |
| 314987 B | 400x560x205 | NNU 41/710 M/W33 | 710x1150x438 |
| 314987 C | 400x560x205 | BC2B 322191 | 723.98x927.2x190 |
| NNU 4880/HB1W33 | 400x500x100 | NNU 41/750 M/W33 | 750x1220x475 |
| NNU 4880 K/W33 | 400x500x100 | NNU 41/750 K30M/W33 | 750x1220x475 |
| 316019 | 410x600x220 | 314420 | 750x1000x250 |
| BC2B 326137/HB1 | 420x580x130 | NNU 41/800 M/W33 | 800x1280x475 |
| NNU 4884 K/W33 | 420x520x100 | BC2B 326379/HA4 | 800x1260x375 |
| 314982 | 420x600x220 | NNU 41/800 K30M/W33 | 800x1280x475 |
| NNU 4884/W33 | 420x520x100 | NNU 41/850 M/W33 | 850x1360x500 |
| NNU 4184 M | 420x700x280 | NNU 41/850 K30M/W33 | 850x1360x500 |
| 314391 | 420x620x200 | NNU 41/900 K30M/W33 | 900x1420x515 |
| NNU 4184 M/W33 | 420x700x280 | NNU 41/900 M/W33 | 900x1420x515 |
| 313555 A | 420x580x160 | NNU 41/950 K30M/W33 | 950x1500x545 |
| 313555 B | 420x580x160 | BBC% 7b{0}}/HA1 | 950x1360x420 |
| 313555 C | 420x580x160 | NNU 41/950 M/W33 | 950x1500x545 |





