Qingdao Chinese Science Machinery Co., Ltd.

The products are widely applied in the light and heavy mechanical drive fields .

R, S, K, F series gear motor, HB gear box and planetary gear box.

RV Cycloidal Gearbox

and Precision Planetary Gearbox

Hot Products

Experience the Best in Quality & Performance

RV Cycloidal Pin Wheel Precision Reducer

HB Series Industrial Gear Boxgear Box

Precision Planetary Gearbox

P Series Planetary Gearbox

K, S, F, R Series Reducer

About HUAKE

Who We Are & What We Do

Qingdao Chinese Science Machinery Co., Ltd. is a professional manufacturer of high-performance, high-quality reducer . The company is located in Qingdao, a beautiful and rich coastal city, with beautiful environment and convenient transportation. The company has advanced design system and experience.The products are widely applied in the light and heavy mechanical drive fields . such as beer and beverage,mine machinery,printing and dyeing ,rubber and plastic ,petroleum and chemical ,lifting and transport ,pharmacy and tanning,protection equipment,etc.

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Service Advantages

Your Success is Our Priority

Professional Technical Support

We provide comprehensive and round-the-clock technical support to ensure that you can use our products without any worries.

Thoughtful After-Sales Service

We are committed to providing you with attentive and considerate after-sales service, giving you greater peace of mind when using our products.

Personalized Customization Services

To meet the personalized needs of different customers, we provide comprehensive customization services.

Our Esteemed Partners

Providing European and American industrial accessories to Russian customers, such as the following brands:

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!

Stay Informed with the Latest from HUAKE

Why Does Gearbox Oil Leak Past Shaft Seals

A gearbox oil leak can happen even after proper installation. But is a damaged seal always the cause? A gearbox oil leak may result from worn seal lips, shaft damage, incorrect installation, or excessive internal pressure. This guide explains the common causes, inspection methods, and practical repair solutions. You will also learn how to prevent repeated seal failures.

2026 11-07

Why Does a Hyperboloid Reducer Run More Quietly

Why do some gear reducers operate more quietly than others? The answer often lies in their gear design and tooth contact. A hyperboloid reducer uses an offset-axis gear arrangement to transfer power smoothly. This article explores how gear geometry, lubrication, and manufacturing accuracy affect noise. You will also learn how to select a quieter reducer for your application.

2026 11-07

ZDY， ZLY，ZSY cylindrical gear box -3.png

What Causes Gearbox Noise in New Reducers

A new gearbox should not make unusual sounds. But what causes unexpected gearbox noise during initial operation? The reasons may include gear meshing, bearing clearance, poor lubrication, or installation errors. This guide explains common causes, inspection methods, and practical solutions. You will learn how to identify abnormal noise and improve gearbox performance.

2026 11-06

Experience the Best in Quality & Performance

Who We Are & What We Do

Your Success is Our Priority

Professional Technical Support

Thoughtful After-Sales Service

Personalized Customization Services

Our Esteemed Partners

DIGITAL SHOWROOM

Stay Informed with the Latest from HUAKE

Why Does Gearbox Oil Leak Past Shaft Seals

Why Does a Hyperboloid Reducer Run More Quietly

What Causes Gearbox Noise in New Reducers

Professional Manufacturer Of High-Performance, High-Quality Reducer.

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