Large zero bevel gears operate on intersecting shafts using curved teeth machined at a zero-degree spiral angle on large-diameter conical blanks. As the driving gear rotates, its curved teeth engage progressively with the mating gear’s teeth, creating rolling and sliding contact that efficiently transfers high torque loads while maintaining the smooth engagement characteristic of spiral bevel gears . The zero spiral angle eliminates net axial thrust forces, simplifying bearing support requirements even under substantial loads, while the curved tooth geometry provides improved load distribution and reduced stress concentration compared to straight bevel gears.
Large Zero Bevel Gear
Specification
Module
16.55
Application
Conveyor System
Material
18CrNiMo7-6
Heat Treatment
Carburazing 58-62HRC
Accuracy
DIN 6
Large Zero Bevel Gear Typical Applications
Large zero bevel gears are essential components in heavy industrial applications where smooth, reliable right-angle power transmission under significant loads is required, particularly where space constraints or shaft alignment considerations favor their use.
Common applications include:
- Large industrial gear drives with space limitations
- Marine auxiliary propulsion systems
- Heavy construction equipment
- Power generation auxiliary systems
- Large material handling equipment
- Paper mill heavy-duty drives
- Specialized heavy machinery where thrust forces must be minimized
Their ability to provide smooth, quiet operation with balanced thrust forces under heavy loads makes large zero bevel gears particularly valuable in applications where bearing simplicity and operational smoothness are critical priorities.
Production process
6-Step Production Process
Forging
Turning
Gear Milling
Heat Treatment
ID & OD Grinding
Tooth Grinding
Forging
When gears need high performance that needs to withstand high loads, high stress, impact loads or fatigue loads, forgings are suggested to use. Forging allows metal fibers to be continuously distributed along the gear profile, significantly improving root strength and fatigue life.
Turning
This is the process of cutting and shaping solid materials into precise parts. It uses tools like lathes, mills, and drills to remove excess material. Machining transforms a simple block of metal into a finished, functional component.
Gear Milling
Gear Milling is a gear cutting process that used a rotating from cutter shaped to match the exact space between two gear teeth is plunged into the gear blank. After cutting one tooth space, the blank is indexed to the next position .
Heat Treatment
Gears need to be running with two gears or above two gears, that makes them easy to be worn-out. That’s why most types of gears need to be harden through heat treatment.
ID & OD Grinding
ID grinding, OD grinding, Surface grinding are all belonging to CNC grinding which are the foundational precision abrasive machining processes used to achieve exceptional dimensional accuracy and surface finishes, especially on hardened materials.
Tooth Grinding
Tooth Grinding are the final processes are applied after heat treatment to correct distortion, improve geometry, and achieve the final surface finish necessary for quiet, efficient power transmission.
Inspection
Strict Quality Inspection
Dimension Inspection
Material Testing
Hardness Inspection
Heat Treatment Testing
Roughness Testing
Accuracy Inspection
Meshing Testing
Dimension Inspection
Material Testing
Hardness Inspection
Heat Treatment Testing
Roughness Testing
Accuracy Inspection
Meshing Testing
Packages
Professional Packaging Safe Arrival
Customized cost-effective packages for products protection. We select multi-model solutions, combining air, sea, or land freight for the optimal balance of cost, speed, and reliability.
Inner Package
Out Package
Carton
Wooden Package
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Zero Spiral Bevel Gears
- Material: 20CrMnTiH
- Heat treatment: Carburizing HRC 58-62
- Accuracy: AGMA 10-12
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