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Krogljični ležaji
Ball bearing
Valjčni ležaj
Roller Bearing
Aksialni kroglični ležaj
Ball thrust bearings
Aksialni valjčni ležaj
Roller thrust bearing
Stožčasti vajlčni ležaj
Tapered roller bearings
Kroglični ležaji značilnosti
- most common type
- skates, hard drive
- handle radial and thrust loads
- for small loads
Valjčni ležaji značilnosti
- for heavy radial loads
- cant handle that much thrust load
Aksialni ležaj značilnosti
- for low speed applications
- cant handle that much radial load
Aksialni valjčni ležaj značilnosti
-For large thrust loads
- often found in gearset
Stožčasti valjčni ležaj značilnosti
-can support large radial and thrust loads
- used in car hub
Vrste obremenitev na ležaj
Radial- radialna obremenitev
Thrust- aksialna obremenitev
Prvi ljudje ki so uporabljali ležaje
old Egyptians and Assirians
Used to roll huge blocks of stone
Kako izboljšamo delovanje ležajev?
By reducing friction or rubbing
Kaj je ležaj
A bearing is a part of machine on which another part
turns
or
slide
.
Trije najpogostejši ležaji
Drsni ležaj- Sleeve bearing (used on locomotive wheels)
Ball bearing
Roller bearing
Author
wolf
ID
319367
Card Set
Bearings
Description
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Updated
2016-04-25T17:33:13Z
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