Aluminum Worms and Worm Gears
Description
Aluminum worms and worm gears are mechanical components used in gear systems to transmit motion and power between non-parallel, non-intersecting shafts. The worm, which resembles a screw, meshes with the worm gear, which is similar to a spur gear. This setup allows for the conversion of rotational motion and torque between the two components.
Working Principle
Worm gears operate on the principle of a screw engaging with a gear. The worm, which is a helical gear, engages with the teeth of the worm gear, causing it to rotate. This interaction allows for significant speed reduction and torque increase. The worm gear system is particularly useful because it can provide high reduction ratios in a compact space and has a self-locking feature, which prevents the gear from back-driving the worm .
Applications
Worm gears are commonly used in applications where large speed reductions are needed. Specific examples include electric winches and capstans, where the high reduction ratio and self-locking capabilities are advantageous .
Advantages over other Worms and Worm Gears
Aluminum worm gears offer the advantage of low gear inertia with some resiliency, making them suitable for applications where weight is a critical factor. This can be particularly beneficial in systems where minimizing the weight of moving parts is essential .
Limitations
One of the primary limitations of worm gears, including those made from aluminum, is their mechanical efficiency, which is generally lower than other gear types. The efficiency of worm gears typically ranges from 50-90%, which is less than that of helical or spiral bevel gears . Additionally, worm gears can be heavier and more expensive compared to other gear systems .
Considerations
When considering aluminum worm gears, it is important to evaluate initial costs, operating expenses, and maintenance requirements. Aluminum gears may have lower initial costs due to the material's lightweight nature, but they may also require more frequent maintenance due to wear and tear. Durability and accuracy are other factors to consider, as aluminum may not provide the same level of durability as steel or other harder materials. Replacement and maintenance costs should also be factored into the overall cost of ownership .
from KHK USA, Inc.
Made of aluminum bronze, have excellent wear-resistance. Wide selection is available for this item. Please note that all J-Series, E-Series, F-Series, H-Series, HJ-Series & S-Series products are made-to-order, noncancellable, and non-returnable. [See More]
- Material: Aluminum; Bronze; CAC702 Aluminum Bronze (formerly JIS AℓBC2)
- Design: Metric
- Number of Teeth: 20
- Pressure Angle: 20°; 20 º
from KHK USA, Inc.
Duplex worm wheels made of aluminum bronze, excellent in wear-resistance. The pitch accuracy is first grade. Please note that all J-Series, E-Series, F-Series, H-Series, HJ-Series & S-Series products are made-to-order, noncancellable, and non-returnable. [See More]
- Material: Aluminum; Bronze; CAC702 Aluminum Bronze (formerly JIS AℓBC2)
- Design: Metric
- Number of Teeth: 20
- Pressure Angle: 17.5 º
from KHK USA, Inc.
Made of aluminum bronze, have excellent wear-resistance. Allows compact design. Please note that all J-Series, E-Series, F-Series, H-Series, HJ-Series & S-Series products are made-to-order, noncancellable, and non-returnable. [See More]
- Material: Aluminum; Bronze; CAC702 Aluminum Bronze (formerly JIS AℓBC2)
- Design: Metric
- Number of Teeth: 20
- Pressure Angle: 20°; 20 º
from KHK USA, Inc.
Aluminum bronze made products have excellent wear resistance. Please note that all J-Series, E-Series, F-Series, H-Series, HJ-Series & S-Series products are made-to-order, noncancellable, and non-returnable. [See More]
- Material: Aluminum; Bronze; CAC702 Aluminum Bronze (formerly JIS AℓBC2)
- Pressure Angle: 20°; 20 º
- Design: Metric
- PD: 0.72
from W.M. Berg
Gearboxes are mechanisms that use gears to provide speed and torque conversions from a rotating power source to another device. Types: Worm, Bevel, Miter, Servo and Speed Reducers. Shaft Size: 1/8 ”, 3/16 ” or 1/4". Output Torque: 48 in. oz. – 500 in. oz. [See More]
- Material: Aluminum
- Gear Type: Worm; Worm Wheel
from Circle Gear & Machine Co., Inc.
With full production capabilities for gears of all types, Circle Gear & Machine Co. proudly offers worm and worm gear sets manufactured to customers from all industries. Worm gears can be manufactured up to 120" in diameter, with worms available in diameters up to 10". For the gear, we can... [See More]
- Material: Aluminum; Brass; Bronze; Cast Iron; Steel; Stainless; Acetal; Delrin; Nylon; Polycarbonate; Ductile Iron; Polyester
- Design: English
- Gear Type: Worm; Worm Wheel
- OD: 120
from Shenzhen Besta Precision Machinery Co., Ltd.
Worm gear is one of gear type which mating with a worm to greatly reduce rotational speed, or allowing higher torque to be transmitted. this type of gear can gain higher gear ratio than spur gears of the same size. worm gear can be made from different material according to end application, some... [See More]
- Material: Aluminum; Brass; Cast Iron; Stainless; Delrin
- Design: Metric
- Gear Type: Worm
- Module: 0.5 - 6
from York Industries, Inc.
York manufactures custom spur gears, helical gears, worms, worm gears, gear racks and sprockets to your specifications in prototype through production quantities. Our pitch capacity ranges from 6 DP to 120 DP, including metric (module) pitches. We work with a variety of materials, including, steel,... [See More]
- Material: Aluminum; Brass; Bronze; Steel; Machined Plastic
- Gear Type: Worm