Short Description:

This helical ring gear housings was used in robotics gearboxes , Helical ring gears are commonly used in applications involving planetary gear drives and gear couplings. There are three main types of planetary gear mechanisms: planetary, sun and planet. Depending on the type and mode of shafts used as input and output, there are many changes in gear ratios and directions of rotation.

Material :42CrMo plus QT ,

Heat Treatment :Nitriding

Accuracy: DIN6


Product Detail

Product Tags

Product details

The design of the helical internal gear is in principle the same as that of the helical outer gear. Any basic rack form used for external helical gears can be applied to internal helical gears. However, internal gear drives have several limitations. Not only all those that apply to external gears, but also a few others that are specific to internal gears. As with external gears, interference must be avoided in order to ensure effective tooth action.

Manufacturing Plant

We have three production lines for internal gears also calls ring gears like spur ring gears and helical ring gears ,usually spur ring gears will be done by our broaching machines to meet ISO8-9 accuracy ,if broaching plus grinding which could meet ISO5-6 accuracy ,however helical ring gears will be done by our power skiving machines ,which could meet ISO5-6 accuracy well ,which was more regular for small helical ring gears .

Cylindrical Gear
Gear Hobbing, Milling and Shaping Workshop
Turning Workshop
Grinding Workshop
belongear heat treat

Production Process

forging
quenching & tempering
soft turning
internal-gear-shaping
gear-skiving
heat treatment
internal-gear-grinding
testing

Inspection

We equipped full sets of inspection equipment for kinds of cylindrical gears like hexagon ,Zeiss 0.9mm ,Kinberg CMM, Klingberg CMM , Klingberg P100/p65/p26 GEAR MEASURING CENTER ,Gleason 1500GMM ,Germany Marr roughness meter ,Roughness Meter Profiler ,Projector ,Length Measuring Instrument etc.  , Klingberg  

cylindrical gear inspection

Reports

We will provide below reports to customers before every shipping .

1)       Bubble drawing

2)       Dimension report

3)       Heat treat report before heat treat

4)       Heat treat report after heat treat

5)       Material report

6)       Accuracy report

7)       Pictures and all testing videos like runout , Cylindricity etc

8)       Other testing reports per customers’ requirement like flaw detection report

5007433_REVC reports_页面_01

Drawing

5007433_REVC reports_页面_03

Dimension report

5007433_REVC reports_页面_12

Heat Treat report

Accuracy Report

Accuracy Report

5007433_REVC reports_页面_11

Material Report

Flaw detection report

Flaw Detection report

Packages

微信图片_20230927105049 - 副本

Inner Package

ring gear inner pack

Inner Package

Carton

Carton

wooden package

Wooden Package

Our video show

Power skiving for helical ring gear housing

Helix angle 44 degree ring gears

Skiving ring gear

Internal gear shapping

How to test internal ring gear and make the accurancy report

How internal gears produced to speed up delivery

Internal gear grinding and inspection

Internal Gear Shapping


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