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As a basic component in the field of mechanical transmission, the design and adaptability of deep groove ball bearings to application scenarios are directly related to equipment performance and service life. Among them, the Flange Series Deep Groove Ball Bearing has shown significant advantages in specific industrial scenarios due to its unique structural design.
1. Structural characteristics and functional advantages
The flange series deep groove ball bearings have added a radial flange flange structure based on the standard deep groove ball bearings. This design breaks through the installation limitations of traditional bearings and achieves triple technical improvements through the direct fit of the flange surface and the mounting base:
Axial positioning enhancement: The flange edge can effectively resist axial displacement and reduce 25%-40% of shaft system offset in a vibration environment;
Installation accuracy optimization: The flange end face is used as a natural positioning reference to increase the assembly tolerance control accuracy to ±0.02mm;
Improved space utilization: The installation space of the traditional bearing seat is eliminated, and the axial size of the equipment is reduced by an average of 15%.
2. Analysis of Typical Application Scenarios
Based on the above technical features, flange bearings perform particularly well in the following four scenarios:
1. Micro motors and servo drive systems
In micro motors such as 3C electronic products and medical equipment, the compact design of flange bearings can effectively cope with high-speed working conditions above 30,000 rpm. For example, after a certain brand of micro stepper motor adopts 6200ZZ-F flange bearings, the axial movement is reduced from 0.1mm to 0.03mm, the noise value is reduced by 8dB, and the continuous working life is extended to 8,000 hours.
2. Automobile steering transmission mechanism
For the composite load of the automobile steering system (axial force accounts for 35%, radial force accounts for 65%), the enhanced positioning ability of flange bearings can stably withstand frequent direction switching. The application verification of the steering column of a new energy vehicle shows that compared with ordinary bearings, flange bearings reduce the system failure rate by 42%, and can withstand extreme temperature differences from -40℃ to 150℃.
3. Automated production line conveyor module
In the conveyor belt roller support, the maintenance-free characteristics of flange bearings can adapt to dust and oily environments. After upgrading a food packaging production line, the maintenance cycle of the conveyor roller group using 625ZZ-F flange bearings was extended from 3 months to 18 months, and the equipment downtime rate was reduced by 67%.
4. Smart home appliance drive unit
In vibration source equipment such as washing machine drums and air conditioning fans, the anti-loosening design of flange bearings reduces the failure rate caused by resonance by more than 50%. After a certain brand of drum washing machine used 6805ZZ-F flange bearings, the vibration amplitude in the dehydration stage was reduced from 1.2mm to 0.5mm, reaching the national first-level energy efficiency standard.
3. Technical boundaries and selection recommendations
Although flange bearings have obvious advantages, their application still needs to pay attention to two limitations: ① The flange structure reduces the radial load capacity by about 10% compared with the standard type; ② It is not suitable for occasions that require frequent axial adjustment. It is recommended to focus on evaluating the vibration spectrum, axial load ratio and space constraints of the equipment when selecting. When the axial displacement control requirement is higher than the radial load requirement, flange bearings are the optimal solution.
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