The Fascinating Process of Manufacturing Angular Contact Ball Bearings

🔧Angular contact ball bearings are crucial components in various applications, known for their cost efficiency, versatility, strength, and high-speed capabilities.

🔬The manufacturing process involves precise grinding and polishing of the rings, extensive cleaning stages to remove debris and dust, and the use of ultrasonic cleaners for optimal cleanliness.

🤖Custom-built machines and robotics play a significant role in the production process, from optical inspection to matching the suitable inner and outer races for each bearing assembly.

🧲The assembly process includes demagnetization, heat treatment, oil baths, and the application of special anti-corrosion formulas and grease to ensure longevity and smooth operation.

✅Stringent quality control measures are implemented throughout the entire production process, resulting in a failure rate of under 0.1% for completed units.

What are angular contact ball bearings used for?

—Angular contact ball bearings are widely used in various applications that require high-speed rotation and handling of heavy loads. They are commonly found in automotive, machine tools, robotics, and construction machinery.

What are the advantages of angular contact ball bearings?

—Angular contact ball bearings offer cost efficiency, versatility, and strength. They are low maintenance, easy to maintain, and suitable for high-speed applications. However, they do have limitations in load capacity and noise levels at high speeds.

How are the inner and outer races matched in the manufacturing process?

—The manufacturing process includes a custom-built machine that uses robotics to measure the inner and outer diameters of each race. The machine then matches the most suitable pair based on the specified tolerances, ensuring precise and reliable performance.

What cleaning processes are involved in manufacturing angular contact ball bearings?

—The cleaning process includes ultrasonic cleaning stages, oil baths, and multiple filtering stages to remove debris and dust that can lead to bearing failure. The bearings undergo extensive cleaning to ensure optimal performance and longevity.

What quality control measures are implemented during manufacturing?

—The manufacturing process involves various quality control steps, including optical inspections, photography, and final checks for diameter and surface smoothness. The failure rate for completed units is under 0.1%, thanks to meticulous quality control measures.

00:00Introduction to the manufacturing process of angular contact ball bearings.

02:10Insight into the grinding and polishing stages of the rings to achieve smooth surfaces.

06:26Detailed explanation of the custom-built machine that matches the inner and outer races.

10:50Overview of the extensive cleaning stages, including ultrasonic cleaning and oil baths.

12:52Final steps of assembly, including heat treatment, anti-corrosion application, and grease packing.