Hub Spur Gears
Description
Hub spur gears are mechanical components that consist of a cylindrical gear with straight teeth mounted on a hub. These gears are designed to transmit motion and power between parallel shafts. The hub provides a means of attaching the gear to a shaft, ensuring a secure fit and alignment during operation.
Working Principle
Hub spur gears operate by meshing their straight teeth with those of another gear, allowing for the transfer of rotational motion and torque. The simplicity of their design, with teeth parallel to the axis of rotation, makes them efficient for transmitting power between parallel shafts. This straightforward mechanism is advantageous because it minimizes axial thrust and allows for precise control of speed and torque. Their utility lies in their ability to provide consistent and reliable performance in various mechanical systems.
Applications
Hub spur gears are widely used in applications where precise and efficient power transmission is required. Specific examples include:
- Automotive Transmissions: Used in gearboxes to change speed and torque.
- Industrial Machinery: Employed in conveyor systems and machine tools for precise motion control.
- Consumer Electronics: Found in devices like printers and copiers for accurate movement of components.
Advantages over other Materials - Composites, Textiles and Reinforcements
Hub spur gears made from materials like alloy steel and cast iron offer several advantages over composites, textiles, and reinforcements. Alloy steel provides superior durability and corrosion resistance, making it ideal for harsh environments. Cast iron offers ease of manufacture and durability, which is beneficial for high-load applications. These materials ensure that hub spur gears can withstand significant mechanical stress and provide long-lasting performance.
Limitations
Despite their advantages, hub spur gears have limitations. They are known to be noisy during operation, which can be a drawback in applications where quiet operation is essential. Additionally, their design constraints limit their ability to transfer energy at high speeds and torques, making them less suitable for high-performance applications compared to other gear types like helical gears.
Considerations
When selecting hub spur gears, several factors should be considered:
- Initial Costs: The choice of material and manufacturing process can significantly impact the initial cost of the gears.
- Operating Expense: Maintenance and lubrication requirements can affect the long-term operating costs.
- Durability: Materials like alloy steel and cast iron offer high durability, but environmental factors such as corrosion and temperature should be considered.
- Accuracy: Precision in gear pitch, shaft diameter, and tooth layout is crucial for optimal performance.
- Replacement and Maintenance Costs: Regular maintenance is necessary to ensure longevity, and the ease of replacing worn gears can influence overall costs.
from Stock Drive Products & Sterling Instrument - SDP/SI
Inch Gears: AGMA 12, 10, 9, and 8. Available Pitches: 120 thru 16. Pressure Angles: 20 ° and 14.5 °. Metric Gears: ISO 5 thru 9. Available Modules: 0.3 thru 3. Pressure Angles: 20 ° and 14.5 °. For custom components or modifications. to a standard part, call us or submit an RFQ. [See More]
- Mounting: Hub
- Design: English
- Number of Teeth: 100
- Pressure Angle: 20°
from Hangzhou Chinabase Machinery Co., Ltd.
China Gears and racks manufacturer, we can supply: Spur Gears, Bevel Gears, Worm Gears, Helical Gears, Automobile Gears, Agricultural machinery gears, Spiral Bevel Gears, Helical Bevel Gear, Rack. [See More]
- Mounting: Hubless; Hub; Simple Bore
- Design: English
- Number of Teeth: 11 to 120
- Pressure Angle: 14.5°
from Stock Drive Products & Sterling Instrument - SDP/SI
You May Also Need: Shafts. Bearings. Couplings. AGMA 10. .104 FACE. 1/8, 3/16 & 1/4 BORE. 20 ° PRESSURE ANGLE. MATERIAL: Gears. - 303 Stainless Steel 2024-T4 or. -T351 Aluminum Alloy, anodized before cutting. - Bronze QQ-B-637 Alloy 464. Hubs. - 303 Stainless Steel Springs. - 302 Stainless... [See More]
- Mounting: Hub
- Design: English
- Number of Teeth: 100
- Pressure Angle: 20°
from Stock Drive Products & Sterling Instrument - SDP/SI
Our plastic spur gears are available in a variety of materials, including: Acetal, Brass Insert. Acetal, Stainless Steel Hub. Acetal Rim, Aluminum Core. Bakelite. Nylon. With a variety of fastening styles, including: Fairloc ®. Hubless. Pin-Type Hub. You May Also Need: Shafts. Bearings. [See More]
- Mounting: Hub
- Design: English
- Number of Teeth: 12
- Pressure Angle: 14.5°
from Stock Drive Products & Sterling Instrument - SDP/SI
Inch Gears: AGMA 12, 10, 9, and 8. Available Pitches: 120 thru 16. Pressure Angles: 20 ° and 14.5 °. Metric Gears: ISO 5 thru 9. Available Modules: 0.3 thru 3. Pressure Angles: 20 ° and 14.5 °. For custom components or modifications. to a standard part, call us or submit an RFQ. [See More]
- Mounting: Hub
- Design: Metric
- Number of Teeth: 20
- Pressure Angle: 20°
from Stock Drive Products & Sterling Instrument - SDP/SI
Our plastic spur gears are available in a variety of materials, including: Acetal, Brass Insert. Acetal, Stainless Steel Hub. Acetal Rim, Aluminum Core. Bakelite. Nylon. With a variety of fastening styles, including: Fairloc ®. Hubless. Pin-Type Hub. You May Also Need: Shafts. Bearings. [See More]
- Mounting: Hub; Set Screw
- Design: Metric
- Number of Teeth: 100
- Pressure Angle: 20°
from Ondrives.US Corporation, formerly Rino Mechanical
A gear is a rotating machine part that utilizes cut teeth, or cogs, to mesh with another toothed part —usually another gear or a linear toothed part (called a gear rack) —to transmit rotational motion and torque. By using a combination of precision gears with the correct ratio, the... [See More]
- Mounting: Hub
- Features: Anti-backlash
- Design: English
- Gear Center: Center Bore
from ATLANTA Drive Systems, Inc.
Welcome to the widest range of standard racks & pinions in the World! Consisting of both helical & straight (spur) tooth versions, in an assortment of sizes, materials and quality levels, to meet almost any axis drive requirements. These drives are perfect for a wide range of applications,... [See More]
- Mounting: Hub; Keyway
- Design: Metric
- Number of Teeth: 25
- Pressure Angle: 20°
from Huco Dynatork
Injection moulded gears with machined bores. Pressure angle is 20 °. Suitable for running temperatures up to 100 °C with an intermittent temperature limit of 150 °C. High strength and low friction coefficient make these gears a popular choice for many applications, including underwater [See More]
- Mounting: Hub; Simple Bore
- Pressure Angle: 20°
- Design: Metric
- Gear Center: Center Bore
from Tiny-Clutch | Helander Products, Inc.
We have a wide variety of gears available, they can be added to our clutches or purchased separately. [See More]
- Mounting: Hub; Simple Bore
- Design: English
- Number of Teeth: 32
- Pressure Angle: 20°
from QTC METRIC GEARS
Module 0.5, 15 Teeth Brass Spur Gear with Finished Bore [See More]
- Mounting: Hub; Set Screw
- Design: Metric
- Number of Teeth: 15
- Pressure Angle: 20°
from Martin Sprocket & Gear, Inc.
Martin manufactures spur gears and gear rack, bevel gears, miter gears and worm gears. With a vast inventory of raw materials, modern machine tool capacity, and a pro-service attitude, Martin makes short work of a quick delivery on all specialty gears. [See More]
- Mounting: Hub; Keyway; Set Screw
- Design: English
- Number of Teeth: 11
- Pressure Angle: 14.5°
from ATLANTA Drive Systems, Inc.
We have recently expanded our range of ISO 9409-1-A flanged pinions. This allows the machine designer the flexibility of choosing the best flanged pinion to meet the application needs. The new TR flanged pinions have compact designs to reduce the amount of drive torque required. Traditionally,... [See More]
- Mounting: Hub; Flange
- Design: Metric
- Number of Teeth: 17
- Pressure Angle: 20°
from Tiny-Clutch | Helander Products, Inc.
We have a wide variety of gears available, they can be added to our clutches or purchased separately. [See More]
- Mounting: Hub; Simple Bore
- Design: English
- Number of Teeth: 52
- Pressure Angle: 20°
from QTC METRIC GEARS
Module 1, 100 Tooth Nylon Steel Core Spur Gear with Plain Bore [See More]
- Mounting: Hub
- Design: Metric
- Number of Teeth: 100
- Pressure Angle: 20°
from Martin Sprocket & Gear, Inc.
Cast iron spur gears, 14.5 pressure angle, 10DP, with hubs [See More]
- Mounting: Hub; Simple Bore
- Design: English
- Number of Teeth: 100
- Pressure Angle: 14.5°
from Tiny-Clutch | Helander Products, Inc.
We have a wide variety of gears available, they can be added to our clutches or purchased separately. [See More]
- Mounting: Hub; Simple Bore
- Design: English
- Number of Teeth: 56
- Pressure Angle: 20°