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18日星期日
Swiss famous bearing manufacturer RKB Group is D & B rating certificate
Swiss famous bearing manufacturer RKB Group is D & B Bai-linked certificates bearing Reuters D & B rating certificate is a commercial quality certification, on behalf of the company's reliability and stability. In Switzerland, only 2% of the company to meet the D & B rating certificate requirements. The company must obtain this certificate is D & B division in the lowest risk category up to 12 months and above. This certification is granted to indicate RKB Group's business situation is very stable, is their trusted business partner
Aligning ball bearing outer ring raceway spherical, aligning performance, it can automatically adjust the shaft or housing deflection or misalignment of axis errors caused.
Aligning ball tapered bearing mainly take radial load, but can withstand axial load is small. Axis (shell) limit the axial displacement within the limits of the clearance, with self-aligning performance, allowing the inner, peripheral conditions relatively little inclination to work, for bearing seat hole can not be strictly guaranteed concentricity of the parts. Aligning ball bearing outer ring raceway is processed into spherical shape, there are two inner raceway groove double row ball bearings, aligning performance. It is mainly used to bear radial load, radial load, but also can withstand a small amount of axial load, but generally can not bear the pure axial load, the speed limit than the deep groove ball bearings. These bearings are used for the load prone to bending under the double bearing shaft, and a dual bearing seat hole can not guarantee strict concentricity of the parts inside, but the inner ring and outer ring centerline centerline relative inclination of not more than three degrees.
Main purpose: Electrical Equipment - Plastic Machinery office equipment - textile machinery shaft medical equipment - fitness and sports equipment
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