Short Description:

These internal spur gears and internal helical gears are used in planetary speed reducer for construction machinery. Material are middle carbon alloy steel . Internal gears usually could be done by either broaching or skiving ,for big internal gears sometimes produced by hobbing method as well .Broaching internal gears could meet accuracy ISO8-9 ,skiving internal gears could meet accuracy ISO5-7 .If do grinding ,the accuracy could meet ISO5-6.


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Internal spur gears for sale Detail:

Features

Customized broaching power skiving shapping gringding milling internal gears,Planetary speed reducer used in large and medium-sized construction machinery  has many characteristics compared with other types of gearbox, such as compact structure, high transmission efficiency, small between tooth load, stiffness big, easy to realize power shift transmission, etc. This kind of gearbox consists of several basic planetary row by fitting the transmission speed reducer, rely on shift gear shifting clutch and brake control component. 

Application

The planetary reduction mechanism is used in the transmission part of low speed and high torque, especially in the side drive of construction machinery and the rotating part of tower crane.This kind of planetary reduction mechanism requires flexible rotation and strong transmission torque capacity.

Planetary gears are gear parts widely used in planetary reduction. At present, the requirements for the planetary gears to be processed are very high, the requirements for gear noise are high, and the gears are required to be clean and free of burrs. The first is the material requirements; the second is that the tooth profile of the gear meets the DIN3962-8 standard, and the tooth profile must not be concave , third, the roundness error and cylindricity error of the gear after grinding are high, and the inner hole surface .There are high roughness requirements. Technical requirements for gears

Manufacturing Plant

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

Production Process

forging
quenching & tempering
soft turning
hobbing
heat treatment
hard turning
grinding
testing

Inspection

cylindrical gear inspection

Reports

We will provide compete quality reports to customers before every shipping like dimension report ,material cert ,heat treat report ,accuracy report and other customer’s required quality files .

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

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


Product detail pictures:

Internal spur gears for sale detail pictures

Internal spur gears for sale detail pictures

Internal spur gears for sale detail pictures


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Gaining purchaser gratification is our company's aim eternally. We're going to make great initiatives to create new and top-quality products, satisfy your exclusive prerequisites and supply you with pre-sale, on-sale and after-sale solutions for Internal spur gears for sale , The product will supply to all over the world, such as: Japan, Bogota, Irish, Faced with the vitality of the global wave of economic integration, we are confident with our high-quality products and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
  • As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
    5 Stars By Tom from Cancun - 2018.06.03 10:17
    Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
    5 Stars By Kevin Ellyson from Sierra Leone - 2017.10.25 15:53
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