Backing bearings are particularly thick outer ring of the rolling bearing, when used to form a group to be mounted on the shaft of a stationary support rollers. Pressure on the work roll through the intermediate roller and the support roller is passed to the system to the rack through the saddle. Generally used for multi-roll cold rolling mill equipment can also be used for other occasions, such as straightening machine.
2013年8月12日星期一
Crossed roller bearings use of performance
In cross roller bearings, cylindrical roller in due at 90 ° V-shaped groove raceway via a spacer retainer is arranged perpendicular to each other, so a cross roller bearings can bear radial load, axial load and moment load and other loads in all directions. Inside and outside the ring size is the minimum possible, in particular, is close to the limit of very thin type compact size, and high rigidity, so the most suitable for the industrial robot joints or rotating parts, machining centers rotary table, manipulator rotating parts, precision rotary tables, medical equipment, measuring instruments, IC manufacturing equipment and other purposes.
Luoyang Precision Bearing Co., Ltd. is specialized in large, extra large bearings and steel runway Stainless steel slewing bearing slewing bearings, precision crossed roller bearings, precision crossed tapered roller bearings, Thin section crossed roller bearings, cross roller bearings thin section ball bearing production and R & D of high-tech enterprises.
THK cross roller bearings prior to installation to note:
the bearing preparation
Since the bearing to rust after treatment and packaging, so do not open the package before installing Pro. In addition, anti-rust coating on the bearing lubricating oil has a good performance, and for the general purpose of the bearing or bearing grease filling, can be used directly without washing. But for the instrument used for high-speed rotation of the bearing or bearings, application of clean oil cleaning oil will wash away the rust, then bearing rust easily, do not place a long time.
2 shaft and housing inspection
Cleaning bearings and housings, confirmed that no injuries or mechanical burrs left. Enclosure shall have absolute abrasives (SiC, Al2O3, etc.) sand, chips and so on. Second test shaft and housing dimensions, shape, and the drawing processing quality are satisfied. Installing the bearing in the inspection of the shaft and the housing with the surface coating machine oil.
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