Internal Ring Gear
Internal Ring Gear for Onshore & Offshore Planetary Gearbox
Key Advantages:
Internal tooth design for planetary gearbox applications
Stable meshing and smooth power transmission
Reliable torque transfer under heavy-duty working conditions
Flanged structure with mounting holes for secure assembly
Suitable for customized onshore and offshore equipment gearbox applications
Manufactured according to customer drawings, samples, and technical requirements
Technical Data:
Gear Tooth Shape: Involute
Gear Material: 42CrMo
Pressure Angle: 20°
Accuracy Level: DIN 3962 Class 8
Structure: Internal gear teeth with flanged mounting structure
Customization: Available
Gear Basic Data | |
|---|---|
Gear Tooth Shape | involute |
Gear Material | 42CrMo |
Gear Process | forging, lathing, internal and plane grinding, tooth milling |
Pressure Angle | 20° |
Quality level | DIN 3962 class 8 |
Gear Type | Mn=6.35, Z=58, β=0°, X=1.42 |
CAPABILITIES OF GEAR/ SPLINE
INTERNAL GEARS AND INTERNAL SPLINES | |||
|---|---|---|---|
MILLING | SHAPING | TOOTH GRINDING | |
Maximum O.D. | 2500 mm | 2500 mm | 2500 mm |
Minimum I.D. | 650 mm | 50 mm | 100 mm |
Maximum Face Width | 500 mm | 500 mm | 500 mm |
Maximum Diametral Pitch | DP 1 | DP 1 | DP 0.5 |
Maximum Module | 26 mm | 26 mm | 45 mm |
AGMA Level/ DIN Level | DIN Class 8 | DIN Class 8 | DIN Class 4 |
Tooth Surface Finishing | Ra 3.2 | Ra 3.2 | Ra 0.6 |
Maximum Helix Angle | ±22.5° | ±22.5° | ±45° |
EXTERNAL GEARS AND EXTERNAL SPLINES | |||
HOBBING | MILLING | TOOTH GRINDING | |
Maximum O.D. | 1250 mm | 2500 mm | 2500 mm |
Minimum O.D. | 20 mm | 200 mm | 20 mm |
Maximum Face Width | 500 mm | 500 mm | 1480 mm |
Maximum Diametral Pitch | DP 1 | DP 1 | DP 0.5 |
Maximum Module | 26 mm | 26 mm | 45 mm |
AGMA Level/ DIN Level | DIN Class 8 | DIN Class 8 | DIN Class 4 |
Tooth Surface Finishing | Ra 3.2 | Ra 3.2 | Ra 0.6 |
Maximum Helix Angle | ±45° | ±45° | ±45° |
CAPABILITIES OF GEAR/ SPLINE
INTERNAL GEARS AND INTERNAL SPLINES |
|||
|
MILLING |
SHAPING |
TOOTH GRINDING |
Maximum O.D. |
2500 mm |
2500 mm |
2500 mm |
Minimum I.D. |
600 mm |
100 mm |
100 mm |
Maximum Face Width |
700 mm |
500 mm |
700 mm |
Maximum Diametral Pitch |
DP 0.79 |
DP 2.54 |
DP 1 |
Maximum Module |
32mm |
10mm |
26mm |
AGMA Level/ DIN Level |
DIN Class 10 |
DIN Class 8 |
DIN Class 4 |
Tooth Surface Finishing |
Ra 3.2 |
Ra 3.2 |
Ra 0.6 |
Maximum Helix Angle |
±22.5° |
±30° |
±45° |
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|
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EXTERNAL GEARS AND EXTERNAL SPLINES |
|||
|
HOBBING |
MILLING |
TOOTH GRINDING |
Maximum O.D. |
1250 mm |
2500 mm |
2500 mm |
Minimum O.D. |
16 mm |
100 mm |
20 mm |
Maximum Face Width |
500 mm |
900 mm |
1480 mm |
Maximum Diametral Pitch |
DP 1.58 |
DP 0.79 |
DP 0.56 |
Maximum Module |
16mm |
32mm |
45 mm |
AGMA Level/ DIN Level |
DIN Class 8 |
DIN Class 10 |
DIN Class 4 |
Tooth Surface Finishing |
Ra 3.2 |
Ra 3.2 |
Ra 0.6 |
Maximum Helix Angle |
±45° |
±22.5° |
±45° |
And the MAX. machining part on the 5 axis machine is OD 1300mm, height 1200m and bore is min. 100. For the rest, they are not restricted by the no. of module.
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