China Gearless L-type single-row ball-type swivel bearing Factories, Service

It has L-shaped raceways, but both the inner and outer rings are not machined with gears. The rotation drive is completely dependent on an external system, such as an independently installed drive motor + large gear ring, or direct drive. It provides a pure, high overturning moment resistance swivel bearing function, using the entire structural integrity for bearing, without the local weakening caused by gears. 

Product Description

Advantages

Optimal structural strength

No gear teeth, the continuity is the best, and the theoretical load-bearing potential is the greatest.

Relatively low cost

Eliminates the processes of gear processing and heat treatment.

Thinnest installation height

Without the gear part, the axial space occupation is the smallest.

Typical applications

Heavy-duty welding positioner

Required to withstand the overturning moment caused by eccentric workpieces.

Support rings for large overturning devices

Specifically for rotary kilns where the driving force is provided by other parts, serving as the core load-bearing component.

Swing mechanisms

Ideal for applications with strict height and space limitations.

Frequently Asked Questions

Q1: What are the main benefits of a gearless design?

A gearless design offers the best structural continuity, maximizing the theoretical load-bearing capacity while lowering costs and offering the thinnest installation profile.

Q2: Why is the cost lower for these components?

Since there is no gear profile, it completely eliminates the manufacturing steps required for gear processing and specialized heat treatment, reducing overall costs.

Q3: How does it achieve the thinnest installation height?

By omitting the gear teeth section entirely, the axial space occupation is minimized, making it suitable for tight vertical clearances.

Q4: Can it handle heavy overturning moments?

Yes, it is highly suitable for heavy-duty welding positioners because its structural continuity provides excellent resistance against overturning moments caused by eccentric workpieces.

Q5: How does the support ring function without a gear drive?

In applications like rotary kilns, the driving force is provided by other external parts, allowing the gearless ring to focus solely on serving as the core load-bearing component.

Q6: What type of applications benefit most from strict height limits?

Swing mechanisms that operate in confined spatial envelopes particularly benefit from this gearless design due to its minimal axial footprint.

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