The bearing roller classification knowledge is as follows:
1. Cylindrical Rollers These types of rollers are mainly used for cylindrical roller bearings. They can also be used directly in machinery. This type of roller has been standardized in size and can be used as a product roller for design and user selection.
2. Needle roller This type of roller is mainly used for needle roller bearings, universal joint needle roller bearings and thrust needle roller bearings. It can also be used directly in machinery.
3, the tapered roller is a circular truncated cone, the cone angle is usually 1 ° ~ 4 ° 20 ', but also less than 1 ° or greater than 4 ° 20', mostly 2 °.
4. Long Cylindrical Rollers This kind of roller is divided into two types: shaft diameter and non-shaft diameter. It is mainly used for long cylindrical roller bearings. It can also be used directly in machinery.
5. The rolling surface of the spherical roller has a spherical shape. Bearings with this type of roller have self-aligning properties and can withstand large loads.
6. Spiral Roller It is a hollow roller made by rolling a special section of steel strip. It is divided into two types: left-handed and right-handed. This type of roller is not widely used and is mainly used for helical roller bearings that are subject to impact loading.
7. Retainer Hole Roller Retainer Hole The center of the roller is provided with a through-hole. This hole is used to hold the support so as to be fixed on the sheet-like pillar holder. This type of roller has cylindrical, conical and spherical shapes and is mainly used for extra-large bearings.
The above seven categories are introductions to the classification of roller bearings, and we hope to bring convenience to your work.
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