Tag Archives: china marine gearbox

China Good quality Advance HCT1200 Marine Main Propulsion Propeller Reduction Gearbox supplier

Product Description

Advance HCT12
 
 
 
Website:;hantonmachinery.;en.;made-in-china.;com
 

Application: Marine
Hardness: Soft Tooth Surface
Type: Worm and Wormwheel
Model: Hct1200
Engine Speed Range: 700-1600rpm
Reduction Ratio: 5.05 5.6 5.98 6.39 6.85 7.35 7.9

worm gearbox

Common Problems and Troubleshooting for Worm Gearboxes

Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:

  • Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
  • Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
  • Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
  • Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
  • Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
  • Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
  • Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
  • Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.

If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.

worm gearbox

Does a Worm Reducer Require Frequent Maintenance?

Worm reducers generally require less frequent maintenance compared to some other types of gearboxes due to their design and operating characteristics. However, maintenance is still essential to ensure optimal performance and longevity. Here are some key points to consider:

  • Lubrication: Proper lubrication is crucial for worm gearboxes. Regularly check the lubricant level and quality to prevent wear and overheating. Lubricant should be changed as recommended by the manufacturer.
  • Inspections: Periodically inspect the gearbox for signs of wear, damage, or oil leaks. Check for any unusual noises, vibrations, or changes in performance that could indicate a problem.
  • Tightening and Alignment: Check and tighten any loose fasteners and ensure that the gearbox is properly aligned. Misalignment can lead to increased wear and reduced efficiency.
  • Seal Maintenance: Inspect and maintain seals to prevent oil leakage and contaminants from entering the gearbox.
  • Cleaning: Keep the gearbox clean from debris and contaminants that could affect its performance. Regular cleaning can prevent premature wear and damage.
  • Load and Speed: Ensure that the gearbox is operating within its rated load and speed limits. Exceeding these limits can lead to accelerated wear and potential failure.
  • Environmental Conditions: Consider the operating environment of the gearbox. Extreme temperatures, humidity, and other factors can impact the gearbox’s performance and longevity.

While worm gearboxes are known for their durability and self-locking feature, neglecting maintenance can lead to premature wear, reduced efficiency, and potential breakdowns. Following the manufacturer’s recommendations for maintenance intervals and procedures is essential to keep the worm reducer in optimal condition.

worm gearbox

What is a Worm Gearbox and How Does It Work?

A worm gearbox, also known as a worm gear reducer, is a mechanical device used to transmit rotational motion and torque between non-parallel shafts. It consists of a worm screw and a worm wheel, both of which have helical teeth. The worm screw resembles a threaded cylinder, while the worm wheel is a gear with teeth that mesh with the worm screw.

The working principle of a worm gearbox involves the interaction between the worm screw and the worm wheel. When the worm screw is rotated, its helical teeth engage with the teeth of the worm wheel. As the worm screw rotates, it translates the rotational motion into a perpendicular motion, causing the worm wheel to rotate. This perpendicular motion allows the worm gearbox to achieve a high gear reduction ratio, making it suitable for applications that require significant speed reduction.

One of the key features of a worm gearbox is its ability to provide a high gear reduction ratio in a compact design. However, due to the sliding nature of the meshing teeth, worm gearboxes may exhibit higher friction and lower efficiency compared to other types of gearboxes. Therefore, they are often used in applications where efficiency is not the primary concern but where high torque and speed reduction are essential, such as conveyor systems, elevators, automotive steering systems, and certain industrial machinery.

China Good quality Advance HCT1200 Marine Main Propulsion Propeller Reduction Gearbox   supplier China Good quality Advance HCT1200 Marine Main Propulsion Propeller Reduction Gearbox   supplier
editor by CX 2024-03-28

China Professional Supply New Advance Brand Gw Series Marine Gearbox with Good quality

Product Description

About ADVANCE

Standing on transmission industry, relying on science and technology progress, core competitiveness is enhanced and leading position in the industry area is established. Since 1980s, based on independent development, the Company has imported advanced foreign technology and reali zed secondary innovation. The products area has been expanded into 10 families covering over 1000 types, from single marine gearbox to t en types, thousands of products, including motive marine propulsion system, construction machinery transmissions, wind turbine transmissions, auto  transmissions,agricultural transmissions, rail transittransmissions,industrial transmissions,  special products,powder metallurgical (P/M) products,  and large-sized high-precision gears. 

 

The Company imported first class equipments, established complete quality management system and sales service network to provide clients with high-quality products and satisfactory service. “Advance” products are sold in 31 provinces and municipalities in China and 47 countries and regions in the world.

Marine Products

The company’s marine products include marine gearbox, hydraulic clutch, hydraulic transmission and CPP, FPP, tunnel thruster and azimuthing thruster, which are widely used in fishing, transport, working, special boats, CHINAMFG large-power vessels and etc. The products are approved by CCS, BV, GL, LR, ABS, NK, DNV, RS and KR Classification Societies. The development and manufacturing capability of the company is in the leading position in the country. It drafted 5 national and industrial standards e.g. JB/T9746.1-2011 Technical Condition of Marine Gearbox, GB/T 3003-2011 Medium-speed Marine Diesel Engine Gearbox. Products are complete in model spectrum, power transmission capacity ranging 10kW~10000kW, in which, GW-series large-power marine gearbox and down-angle transmission yacht gearbox are in international leading level.
 

 

 

Products

  Marine Product Series
HC-series Marine Gearbox

HC-series marine gearbox self-developed by the company is of power ranging 10kW~3000kW, ratio ranging 1.5~20:1, complete in specifications, high market share, widely used in heavy loaded ships such as transport, fishing and engineering boats. Product design and manufacturing capability are in leading nationally and advanced internationally level.

GW-series Marine Gearbox

GW-series marine gearbox is developed with the introduced technology from LOHMANN Company (German), including GWC, GWD, GWS, GWH, GWL and GWK 6 series, in which GWC as the basic type. These series are complete in specifications, high market share, and widely used in large ships such as transport, engineering, and fishing boats

 GC-series Marine Gearbox

By input and output arrangements, GC-series marine gearbox can be divided into 4 series, that is, GCS/GCST/GCSE series, GCH/GCHT/GCHE series, GCD series and GCC series, which matching engine and CPP to form main propulsion system of ship, widely used in cargo, oil and container vessels. Control pneumatically or electrically. Main features: 1. Possess functions of clutch & de-clutching, speed reduction and bearing propeller thrust; 2. Modular design, with PTO and PTI functions; 3. Alternative structure to meet engine room arrangement requirement; 4. Mature and reliable hydraulic control series to satisfy control request on gearbox conditions and multiple clutches; 5. Apply mechanical and automatic control, realizing local emergent control and remote control of the gearbox; 6. Non-standard design is available on request; 7. CPP distributor could be installed at front end of gearbox output on demand.

2GWH-series (Twin-engine Parallel Operation) Marine Gearbox

2GWH-series (twin-engine parallel operation) marine gearbox is of double power input and single power output, and can form main propulsion system together with engine and CPP. Twin-engine parallel operation is more and more used for higher energy saving and safety. Main Features: 1. Possess functions of clutch & de-clutching, speed reduction and bearing propeller thrust; 2. Realize power double input and single output, and intelligent control; 3. Modular design, with PTO and PTI functions; 4. Alternative structure to meet engine room arrangement requirement; 5. Mature and reliable hydraulic control series to satisfy control request on gearbox conditions and multiple clutches; 6. Apply mechanical and automatic control, realizing local emergent control and remote control of the gearbox; 7. Non-standard design is available on request;

 Light Hi-speed Marine Gearbox

HCQ/HCA/HCM/HCV series light high-speed marine gearboxes self-developed by the company are designed of power ranging 20kW~2300kW, ratio ranging 1.5~3.5:1 and complete in specifications. Product with ‘Q’ in code is with cast iron housing, with ‘M’ aluminum housing and with ‘A’ and ‘V’ with down angle transmission structure. These products enjoy high market share, are widely used on various yacht, traffic boat, passenger boat. Product design and manufacturing capability are in national leading and international advanced level. Main features: 1. Possess functions of clutch & de-clutching, speed reduction and bearing propeller thrust; 2. Compact in structure, small in volume and light in weight; 3. High rated input speed and high manufacturing precision; 4. Good complete-machine performance, low noise and small vibration; 5. Match high-speed diesel engine, mainly used on medium-to-small high-speed boats; 6. Apply mechanical and automatic control, realizing local emergent control and remote control of the gearbox.

 Marine Auxiliary Gearbox

Marine auxiliary gearbox is those not for main propulsion use, which are used to drive hydraulic pump, generator, slurry pump etc.. On request, the product can be designed with functions of clutching & de-clutching, speed increasing or reduction, braking and multiple PTO output, widely used for various auxiliary power transmission on ship.

 HCL-series Hydraulic Clutch

HCL-series hydraulic clutches apply structure of wet, multiple P/M friction discs, suitable for clutch condition of high speed, load and frequency. On request, mechanical or electrical control is optional. The control system works sensitively, easily realizing remote or automatic control. The product has high universalization, serialization and modularization level. The basic elements such as input coupling, clutch discs, cooler and filter are all mature parts from batch production. Spare parts are of high interchangeability and easy to purchase.

 

GW SERIES
 

GW series marine gearbox is produced by introducing advanced technology

fr om LOHMANN (Ge rma n y ). It covers 6 series, among which GWC, GWD,

GWS and GWH series are ahead-astern clutch reduction ge a rboxe s, a n d GWL

and GWK clutch are reduction gearboxes.

Structural features:

1. GWC series: Double-step reduction (primary and fina l) and reversal step. Input

and output shafts are homocentric with same rotation direction. GWS model of

double ratio is a derivative of GWC series.

2. GWD series: Single-step reduction (no primary) and reversal step, 1 of the

2 clutch shafts functions as a driving shaft ; Input and output shafts are angular

hetero-centric arranged with the rotation direction contrary.

3. GWS series: No primary device, only final and reversal steps; Input and output shafts are vertical hetero-centric

with contrary rotation direction.

4. GWH series: No primary reduction device, only have final and reversal steps; Input and output shafts are horizontal

hetero-centric with contrary rotation direction.

5. GWL series: No function of ahead and astern; Similar to GWC series in construction, but only have primary and

find reduction devices; Input and output shafts are homocentric with same rotation direction.

6. GWK series: No function of ahead and astern; Only single-step reduction device; Input & output shafts are

vertical hetero-centric with contrary rotation direction.

Production Line

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Application: Marine
Layout: One-Stage
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Single-Step
Type: Worm Gear Box
Customization:
Available

|

Customized Request

worm gearbox

Maintenance Tips for Prolonging the Life of a Worm Gearbox

Proper maintenance is essential to ensure the longevity and reliable performance of a worm gearbox. Here are some maintenance tips to consider:

  • Lubrication: Regularly check and replenish the lubricant in the gearbox. Use the recommended lubricant type and quantity specified by the manufacturer.
  • Lubrication Schedule: Follow a lubrication schedule based on the operating conditions and manufacturer recommendations. Regular lubrication prevents friction, reduces wear, and dissipates heat.
  • Temperature Monitoring: Keep an eye on the operating temperature of the gearbox. Excessive heat can degrade the lubricant and damage components.
  • Cleanliness: Keep the gearbox and surrounding area clean from debris and contaminants. Regularly inspect and clean the gearbox exterior.
  • Seal Inspection: Check for any leaks or damage to seals and gaskets. Replace them promptly to prevent lubricant leaks and contamination.
  • Alignment: Ensure proper alignment between the worm and worm wheel. Misalignment can lead to increased wear and reduced efficiency.
  • Torque Monitoring: Monitor the torque levels during operation. Excessive torque can cause overloading and premature wear.
  • Regular Inspections: Periodically inspect all components for signs of wear, damage, or unusual noise. Replace worn or damaged parts promptly.
  • Proper Usage: Operate the gearbox within its specified limits, including load, speed, and temperature. Avoid overloading or sudden changes in operating conditions.
  • Expert Maintenance: If major maintenance or repairs are needed, consult the manufacturer’s guidelines or seek the assistance of qualified technicians.

By following these maintenance tips and adhering to the manufacturer’s recommendations, you can extend the lifespan of your worm gearbox and ensure its optimal performance over time.

worm gearbox

How to Calculate the Input and Output Speeds of a Worm Gearbox?

Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:

  • Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
  • Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:

    N2 = N1 / (Z1 * i)

Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)

It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.

worm gearbox

How to Select the Right Worm Gearbox for Your Application

Selecting the right worm gearbox for your application involves careful consideration of various factors:

  • Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
  • Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
  • Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
  • Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
  • Mounting Options: Determine the mounting orientation and configuration that best suits your application.
  • Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
  • Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
  • Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
  • Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
  • Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.

Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.

China Professional Supply New Advance Brand Gw Series Marine Gearbox   with Good quality China Professional Supply New Advance Brand Gw Series Marine Gearbox   with Good quality
editor by CX 2024-03-08

China Best Sales Advance Marine Gearbox Hcm1400  Hcq1600  Hcqh1600  Hcqh1601  for Ship and Boat Marine Engine helical worm gearbox

Item Description

Advance maritime gearbox HCM1400 HCQ1600 HCQH1600 HCQH1601 for ship and boat maritime motor
Progress marine gearbox HCQ700 HCQ701 HCQ1000 HCQ1400 HCA1400 for ship and boat marine engine 
Advance marine gearbox HC201 HCQ300 HCA300 HCQ401 HCQ501 HCQ502 for ship and boat marine engine
Advance maritime gearbox HC038A HC65 MV100A HCQ138 HCA138 HC200 for ship and boat marine engine
Advance marine gearbox HCT1400 HCT1600 HCD2000 HCT200 HCD2700 for ship and boat 
Progress marine gearbox HC1200/1 HCT1200 HCT1200/1 HC1250 HCD1400 for ship and boat 
Advance maritime gearbox HCT800/3 HC1000 HCD1000 HCT1100 HC1200 for ship and boat 
Progress maritime gearbox HCT600A/1 HCD800 HCT800 HCT800/1 HCT800/2 for ship and boat 
maritime gearbox Progress HCT400A HCT400A/1 HC600A HCD600A HCT600A for ship and boat 
marine gearbox Progress Z300 T300/1 HCG403 J300 HC400 HCD400A for ship and boat 
marine gearbox Advance MB242 MB270A 300 HC300 D300A T300 for major propulsion
marine gearbox Advance MB170 120B 120C 135A HC138 HCD138 for little boat motor
maritime gearbox Progress 06 16A 26 MA100A MA125A MA142A 40A for modest boat engine

Advance maritime gearbox JL250 JL320 JL360 HC200P for ship and boat maritime engine
Multi-functional multi-output auxiliary box(speed up)
Advance marine gearbox 4LZF1100A 2LZF650 for ship and boat maritime engine
Hybrid gearbox (with PTO/PTI)
Progress marine gearbox HCT601P HCD450P for ship and boat maritime engine
Progress maritime gearbox HC038A HC65 MV100A HCQ138 HCA138 HC200 for ship and boat maritime engine
Progress maritime gearbox HC201 HCQ300 HCA300 HCQ401 HCQ501 HCQ502 for ship and boat marine motor
Advance marine gearbox HCQ700 HCQ701 HCQ1000 HCQ1400 HCA1400 for ship and boat marine engine  
Progress maritime gearbox HCM1400 HCQ1600 HCQH1600 HCQH1601 for ship and boat maritime engine
Progress marine gearbox HCL30S HCL30F HCL100S HCL100F HCL250S for ship and boat maritime motor
Progress maritime gearbox HCL250F HCL320S HCL320F HCL600S HCL600F for ship and boat marine engine

ZheJiang STONE DIESEL Motor CO.,LTD offer CZPT marine motor and other brand name engine with maritime gearbox. Marine gearbox manufacturer, Advance, FADA, CHONGCHI, NGC,and so forth. 

ADVANCE marine gearbox HC038A one.51 2.03 2.52 2.92 3.forty five 3200rpm  
ADVANCE marine gearbox HC65 1.53 2.03 2.5 2.96 2500rpm  
ADVANCE marine gearbox MV100A 1.23 1.28 1.62 2.07 2.56 2.87 3000rpm 7 degree inclination
ADVANCE marine gearbox HCQ138 one.03 1.25 1.5 2.03 2.48 2.95 2600rpm  
ADVANCE marine gearbox HCA138 one.1 1.28 1.5 2.03 2.52 2.95 2600rpm 7 degree inclination
ADVANCE marine gearbox HC200 1.48 2 2.28 2200rpm  
ADVANCE marine gearbox HC201 2.48 2.96 3.53 2500rpm  
ADVANCE marine gearbox HCQ300 1.06 1.21 1.36 1.46 1.74 2.05 2.38 2.55 2300rpm  
ADVANCE marine gearbox HCA300 one.52 1.96 2.5 2.95 2500rpm 10 degree incliation
ADVANCE marine gearbox HCQ401 1 1.12 1.25 1.41 1.5 1.76 2.04 2.5 2300rpm  
ADVANCE marine gearbox HCQ501 1.03 1.46 1.56 1.88 2 2.forty five 2300rpm  
ADVANCE marine gearbox HCQ502 2.71 2.ninety five 2300rpm  
ADVANCE marine gearbox HCQ700 one.3 1.51 1.75 2 2.25 2.5 2.78 2.96 2500rpm  
ADVANCE marine gearbox HCQ701 two.9 3.48 3.sixty two 2500rpm  
ADVANCE marine gearbox HCQ1000 one.18 2.eighty four 2300rpm  
ADVANCE marine gearbox HCQ1400 1.52 2 2.48 3 2100rpm  
ADVANCE marine gearbox HCA1400 2.93 2100rpm 7 degree inclination
ADVANCE marine gearbox HCM1400 1.48 2.02 2.55 3.07 2100rpm  
ADVANCE marine gearbox HCQ1600 1.51 1.97 2.48 2.76 2100rpm  
ADVANCE marine gearbox HCQH1600 two.forty eight 1900rpm  
ADVANCE marine gearbox HCQH1601 three.04 3.24 2100rpm  

 

Application: Motor, Marine
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Type: Worm Gear Box