Product Description

Advance 120C Light High Speed Marine Gearbox for Boats 

120C marine gearbox possesses functions of speed reduction, ahead and astern, clutching and de-clutching, and bearing propeller thrust. Featuring in compact in structure, small in volume and light in weight, it can match high-speed engine to form ship power unit.

120C marine gearbox is suitable for small and medium boats such as yacht, traffic, passenger and cargo boats.
 

Input speed 1000-2500r/min
Reduction ratio 1.48,1.94,2.45 Trans. capacity 0.10kw/r/min
2.96 0.09kw/r/min
3.35 0.08kw/r/min
Control way Push-and-pull flexible shaft, electrically
Rated thrust 25KN
Center distance 180mm
L×W×H 432×440×650mm
Net weight 225kg
Flywheel 6135Ca,SAE14,11.5
Bell housing 6135Ca,SAE1,2,3

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.

 
 

ADVANCE HCD800 – 3,429:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-HCD800-3,429
Brand Advance
Model HCD800
Ratio 3,429:1
Power 1530 HP @ 1800 RPM
Max. Power 1530 HP @ 1800 RPM
RPM Range 1000-1800
Rated propeller thrust 110 kn
N/n 0,85 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-00
Controls Mechanical
Pto Not available
Coupling size 21 /18 inch
Coupling type Rubber block drive, with alu. ring

DIMENSIONS

Vertical offset 450 mm
LxWxH 1056x1280x1341 mm
Net. weight 2200 kg

AVAILABLE ARRANGEMENTS

Ratio 3,96:1 3,429:1 4,167:1 4,391:1 4,905:1 5,474:1 5,889:1
Rate 0,85 hp/rpm 0,80 hp/rpm 0,75 hp/rpm 0,70 hp/rpm

ADVANCE 135A – 5,06:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-135A-5,06
Brand Advance
Model 135A
Ratio 5,06:1
Power 212,4 HP @ 1800 RPM
Max. Power 236 HP @ 2000 RPM
RPM Range 1000-2000
Rated propeller thrust 29,4 kn
N/n 0,118 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-1
Controls Mechanical/ electrical
Pto Not available
Coupling size 14 inch
Coupling type Rubber block drive, with alu. ring

DIMENSIONS

Vertical offset 225 mm
LxWxH 578x744x830 mm
Net. weight 470 kg

AVAILABLE ARRANGEMENTS

Ratio 2,03:1 2,59:1 3,04:1 3,62:1 4,11:1 4,65:1 5,06:1 5,47:1 5,81:1
Rate 0,134 hp/rpm 0,125 hp/rpm 0,118 hp/rpm 0,103 hp/rpm 0,094 hp/rpm

ADVANCE HCD600A – 5,44:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-HCD600A-5,44
Brand Advance
Model HCD600A
Ratio 5,44:1
Power 972 HP @ 1800 RPM
Max. Power 1134 HP @ 2100 RPM
RPM Range 1000-2100
Rated propeller thrust 90 kn
N/n 0,54 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-00
Controls Mechanical
Pto Not available
Coupling size 21 /18 /14 inch
Coupling type Rubber block drive, with alu. ring/(high) flexible coupling

DIMENSIONS

Vertical offset 415 mm
LxWxH 745x1094x1271 mm
Net. weight 1550 kg

AVAILABLE ARRANGEMENTS

Ratio 3,32:1 4,7:1 4,18:1 4,43:1 5,44:1 5,71:1 5:1
Rate 0,65 hp/rpm 0,62 hp/rpm 0,54 hp/rpm 0,6 hp/rpm

ADVANCE HC400 – 4,06:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-HC400-4,06
Brand Advance
Model HC400
Ratio 4,06:1
Power 684 HP @ 1800 RPM
Max. Power 684 HP @ 1800 RPM
RPM Range 1000-1800
Rated propeller thrust 82 kn
N/n 0,38 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-0/sae-1
Controls Mechanical/ electrical
Pto Not available
Coupling size 18 /16 /14 inch
Coupling type Rubber block drive, with alu. ring/(high) flexible coupling

DIMENSIONS

Vertical offset 264 mm
LxWxH 843x950x890 mm
Net. weight 820 kg

AVAILABLE ARRANGEMENTS

Ratio 1,5:1 1,77:1 2,04:1 2,5:1 3,25:1 3,38:1 3,42:1 3:1 4,06:1 4,61:1 4,94:1
Rate 0,45 hp/rpm 0,38 hp/rpm 0,25 hp/rpm

ADVANCE D300A – 4:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-D300A-4
Brand Advance
Model D300A
Ratio 4:1
Power 630 HP @ 1800 RPM
Max. Power 805 HP @ 2300 RPM
RPM Range 1000-2300
Rated propeller thrust 60 kn
N/n 0,35 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-0/sae-1
Controls Mechanical/ electrical
Pto Available
Note If using flexible couping, rate will rise 8%
Coupling size 18 /16 /14 inch
Coupling type Rubber block drive, with alu. ring/(high) flexible coupling

DIMENSIONS

Vertical offset 355 mm
LxWxH 786x920x1040 mm
Net. weight 940 kg

AVAILABLE ARRANGEMENTS

Ratio 4,48:1 4:1 5,05:1 5,52:1 5,9:1 6,56:1 7,06:1 7,63:1
Rate 0,33 hp/rpm 0,35 hp/rpm 0,30 hp/rpm 0,25 hp/rpm 0,20 hp/rpm 0,17 hp/rpm

Main Data
 

Input speed 1000-2500r/min
Reduction ratio 4.00 Trans. capacity 0.257kw/r/min
4.48 0.243kw/r/min
5.05 0.221kw/r/min
5.52,5.90 0.184kw/r/min
6.56,7.06 0.147kw/r/min
7.63 0.125kw/r/min
Control way Push-and-pull flexible shaft, electrically, pneumatically
Rated thrust 60KN
Center distance 355mm
L×W×H 786×980×1041mm
Net weight 940kg
Flywheel 12V135,SAE18,16,14
Bell housing 12V135,SAE0,1

 

 
Our Service

Pre-Sales Service

* Inquiry and consulting support. 
* Sample testing support. 
* View our Factory.

After-Sales Service

* Training how to instal the machine, training how to use the machine. 
* Engineers available to service machinery overseas.

 

model ratio Rate
(HP/rpm)
Engine
speed(rpm)
overall
dimension
L*W*H(mm)
Net
Weight
(kgs)
MARINE  GEARBOX  6 2.52  3.05  3.5 0.0044 1000~2100 350× 316× 482 58
MARINE  GEARBOX  16A 2.07  2.48  2.95  3.35  3.383 0.012 1000~2000 422× 325× 563 84
MARINE  GEARBOX  MD571 1.56  1.88  2.63 0.009~0.012 4000 281× 230× 221 15
MARINE  GEARBOX  MA100 1.6  2.0  2.55  3.11  3.59  3.88 0.006~0.009 1500~3000 236× 390× 420 75
MARINE  GEARBOX  MA125 2.03  2.46  3.04  3.57  4.05  4.39  4.7 0.011~0.02 1500~3000 291× 454× 485 115
MARINE  GEARBOX  MA142 1.97  2.52  3.03  3.54  3.95  4.5  5.06  5.47 0.013~0.03 1500~2500 308× 520× 140
MARINE  GEARBOX  40A 2.07  2.96  3.44 0.571~0.03 750~2000 414× 610× 620 225
MARINE  GEARBOX  MB170 1.97  2.52  3.03  3.54  3.96  4.50  5.06  5.47  5.88 0.571~0.039 1000~2500 485× 610× 656 240
MARINE  GEARBOX  HCU65 2.045  2.50  3.068  3.427 0.045 1000~2200 504× 600× 808 260
MARINE  GEARBOX  HC65 1.53  2.03  2.50  2.96 0.044~0.048 1000~2500 311× 460× 544 130
MARINE  GEARBOX  120B 2.03  2.81  3.73 0.044~0.088 750~1800 605× 744× 770 400
MARINE  GEARBOX  120C 1.48  1.94  2.45  2.96  3.35 0.08~0.1 1000~2500 352× 694× 650 225
MARINE  GEARBOX  MV100 1.23  1.62  2.07  2.52  2.87 0.08~0.1 1500~3000 390× 630× 580 220
MARINE  GEARBOX  HCV120 1.509  2.016  2.524 0.076~0.01 1500~2500 502× 600× 847 300
MARINE  GEARBOX  135 2.03  2.59  3.04  3.62  4.11  4.65  5.06  5.47  5.81 0.070~0.10 1000~2000 578× 744× 830 470
MARINE  GEARBOX  MB242 3.04  3.52  3.95  4.53  5.12  5.56  5.88 0.074~0.013 1000~2500 442× 744× 763 385
MARINE  GEARBOX  HC138 2.52  3.0  3.57  4.05  4.45 0.11 1000~2500 520× 792× 760 360
MARINE  GEARBOX  HC200 1.48  2.0  2.28 0.147 1000~2200 430× 744× 708 280
MARINE  GEARBOX  MB270A 4.05  4.53  5.12  5.50  5.95  6.39  6.82 0.088~0.147 1000~2500 594× 810× 868 675
MARINE  GEARBOX  HCV230 1.485  1.956  2.483 0.146~0.184 1000~2200 568× 620× 1571 450
MARINE  GEARBOX  HCQ300 1.06  1.46  2.05  2.38 0.235~0.250 1000~2300 533× 681× 676 360
MARINE  GEARBOX  300 2.04  2.54  3.0  3.53  4.1  4.61  4.94  5.44 0.125~0.257 1000~2300 638× 870× 864 740
MARINE  GEARBOX  D300 4.0  4.48  5.05  5.52  5.90  6.56  7.06  7.63 0.125~0.257 1000~2300 638× 920× 1040 880
MARINE  GEARBOX  T300 6.03  6.65  7.04  7.54  8.02 0.221~0.243 1000~2300 640× 920× 1110 1120
MARINE  GEARBOX  HCV400 1.388  2.0 0.274~0.30 1000~1800 780× 740× 1192 650
MARINE  GEARBOX  HC400 2.04  2.50  3.0  3.42  4.06 0.279~0.331 1000~1800 641× 890× 890 820
MARINE  GEARBOX  HCD400A 3.96  4.33  4.43  4.70  5.0  5.53  5.89 0.272~0.331 1000~1800 641× 950× 988 1100
MARINE  GEARBOX  HCT400A 6.096  6.49  6.93  7.42  7.95  8.40  9.0  9.47 0.243~0.331 1000~2100 784× 992× 1130 1450
MARINE  GEARBOX  HCT400A~1 8.15  8.69  9.27  9.94  10.60  11.46  12 0.262~0.331 1000~2100 869× 1100× 1275 1500
MARINE  GEARBOX  HC600A 2.0  2.48  3.0  3.58  3.89 0.40~0.48 1000~2100 745× 1094× 1126 1300
MARINE  GEARBOX  HCD600A 4.18  4.43  4.70  5.0  5.44  5.71 0.40~0.48 1000~2100 745× 1094× 1271 1550
MARINE  GEARBOX  HCT600A 6.06  6.49  6.97  7.51  8.04  8.66  9.35 0.28~0.44 1000~2100 805× 1094× 1271 1600
MARINE  GEARBOX  HCT600A~1 8.23  8.82  9.47  10.8  11.65  12.57 0.331~0.441 1000~2100 878× 1224× 1346 1700
MARINE  GEARBOX  750B 1.49  1.97  2.48  2.92 0.55 600~1200 1117× 850× 1170 1600
MARINE  GEARBOX  CHT800 5.57  5.68  5.93  6.43  6.86  7.33  7.84 0.515~0.625 800~1800 1056× 1280× 1425 2000
MARINE  GEARBOX  900 1.46  2.04  2.47  3.0  3.60  4.08  4.63  4.95 0.40~0.66 600~1600 1115× 850× 1310 1600

The delivery moment
We have closely related transportation companies, engineering logistics, containers, air freight, international railways. International ground transportation.
There are many ways to choose, and the shipping cost is even lower. Timeliness is higher.

Our Company

ZheJiang CZPT Power Technology Co., Ltd. is located in HangZhou City, ZheJiang Province. The KangMS POWER brand of the company has become a CZPT brand that has successfully operated in the field of power generation equipment.

Unified R & D and dedicated production

The R & D team at the ZheJiang headquarters formulates unified technical specifications and production processes based on advanced technology and innovative concepts. The production plant in HangZhou, China, through strict international management systems and standard production processes, manufactures high-quality KangMS POWER power generation equipment .

Unified research and development of high-quality production

The R & D and production team at ZheJiang headquarters, power generation equipment and related ancillary products are tailored to the needs of our customers with the purpose of durability and high reliability. Related products have been well received by customers at home and abroad.

Global sales and service network
ZheJiang CZPT Power Technology Co., Ltd. has always focused on providing Kans Ms POWER power system quality products and services to customers at home and abroad. The excellent performance of ZheJiang CZPT Power Technology Co., Ltd. can be seen in industries and projects such as highways, railways, post and telecommunications, water conservancy, airports, factories and mines, and high-rise buildings.

The company has increased its efforts to extend the industry horizontally and vertically. Not only has it vigorously developed “gas generator sets and system engineering, heavy oil power station construction, marine diesel generator sets, ship mainframes and oil supply systems”, and has provided fuel and gas power generation system technology and The full-service of the equipment also focuses on the field of new energy. In the research, development and application of new energy and high-efficiency energy-saving technologies and products, it has created new and characteristic industries, covering the efficient use of solar energy and the integration of biomass energy. Utilization and biogas projects, industrial waste gas, waste heat recovery and utilization, biogas, natural gas, coal bed gas, oilfield associated gas generation and other industrial development of power generation and engineering applications.

The company adapts to the new situation, comprehensively enhances the comprehensive competitiveness of the enterprise, and consistently implements and implements the whole process and all-round of enterprise management, and puts people-oriented, harmonious concepts and modern enterprise management systems in order to standardize and improve the internal management of enterprises. With the development needs of the enterprise, a high-tech, large-scale and strong group company has continuously demonstrated its unique charm and style, and continues to win customers by quality, base itself on the market with credibility, reward society with value, and CZPT the future with strength. Go hand in hand with all sectors of society to create brilliant!

 

Application: Marine
Function: Change Drive Direction, Speed Changing, Speed Reduction
Layout: Cycloidal
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Customization:
Available

|

Customized Request

helical gearbox

The Advantages of Using a Cyclone Gearbox

Using a cycloidal gearbox to drive an input shaft is a very effective way to reduce the speed of a machine. It does this by reducing the speed of the input shaft by a predetermined ratio. It is capable of very high ratios in relatively small sizes.

Transmission ratio

Whether you’re building a marine propulsion system or a pump for the oil and gas industry, there are certain advantages to using cycloidal gearboxes. Compared to other gearbox types, they’re shorter and have better torque density. These gearboxes also offer the best weight and positioning accuracy.
The basic design of a cycloidal gearbox is similar to that of a planetary gearbox. The main difference is in the profile of the gear teeth.
Cycloid gears have less tooth flank wear and lower Hertzian contact stress. They also have lower friction and torsional stiffness. These advantages make them ideal for applications that involve heavy loads or high-speed drives. They’re also good for high gear ratios.
In a cycloidal gearbox, the input shaft drives an eccentric bearing, while the output shaft drives the cycloidal disc. The cycloidal disc rotates around a fixed ring, and the pins of the ring gear engage the holes in the disc. The pins then drive the output shaft as the disc rotates.
Cycloid gears are ideal for applications that require high gear ratios and low friction. They’re also good for applications that require high torsional stiffness and shock load resistance. They’re also suitable for applications that require a compact design and low backlash.
The transmission ratio of a cycloidal gearbox is determined by the number of lobes on the cycloidal disc. The n=n design of the cycloidal disc moves one lobe per revolution of the input shaft.
Cycloid gears can be manufactured to reduce the gear ratio from 30:1 to 300:1. These gears are suitable for high-end applications, especially in the automation industry. They also offer the best positioning accuracy and backlash. However, they require special manufacturing processes and require non-standard characteristics.

Compressive force

Compared with conventional gearboxes, the cycloidal gearbox has a unique set of kinematics. It has an eccentric bearing in a rotating frame, which drives the cycloidal disc. It is characterized by low backlash and torsional stiffness, which enables geared motion.
In this study, the effects of design parameters were investigated to develop the optimal design of a cycloidal reducer. Three main rolling nodes were studied: a cycloidal disc, an outer race and the input shaft. These were used to analyze the motion related dynamic forces, which can be used to calculate stresses and strains. The gear mesh frequency was calculated using a formula, which incorporated a correction factor for the rotating frame of the outer race.
A three-dimensional finite element analysis (FEA) study was conducted to evaluate the cycloidal disc. The effects of the size of the holes on the disc’s induced stresses were investigated. The study also looked at the torque ripple of a cycloidal drive.
The authors of this study also explored backlash distribution in the output mechanism, which took into account the machining deviations and structure and geometry of the output mechanism. The study also looked at the relative efficiency of a cycloidal reducer, which was based on a single disc cycloidal reducer with a one-tooth difference.
The authors of this study were able to deduce the contact stress of the cycloidal disc, which is calculated using the material-based contact stiffness. This can be used to determine accurate contact stresses in a cycloidal gearbox.
It is important to know the ratios needed for calculation of the bearing rate. This can be calculated using the formula f = k (S x R) where S is the volume of the element, R is the mass, k is the contact stiffness and f is the force vector.helical gearbox

Rotational direction

Unlike the conventional ring gear which has a single axis of rotation, cycloidal gearbox has three rotational axes which are parallel and are located in a single plane. A cycloidal gearbox has excellent torsional stiffness and shock load capacity. It also ensures constant angular velocity, and is used in high-speed gearbox applications.
A cycloidal gearbox consists of an input shaft, a drive member and a cycloidal disc. The disc rotates in one direction, while the input shaft rotates in the opposite direction. The input shaft eccentrically mounts to the drive member. The cycloidal disc meshes with the ring-gear housing, and the rotational motion of the cycloidal disc is transferred to the output shaft.
To calculate the rotational direction of a cycloidal gearbox, the cycloid must have the correct angular orientation and the centerline of the cycloid should be aligned with the center of the output hole. The cycloid’s shortest length should be equal to the radius of the pin circle. The cycloid’s largest radius should be the size of the bearing’s exterior diameter.
A single-stage gear will not have much space to work with, so you’ll need a multistage gear to maximize space. This is also the reason that cycloid gears are usually designed with a shortened cycloid.
To calculate the most efficient tooth profile for a cycloidal gear, a new method was devised. This method uses a mathematical model that uses the cycloid’s rotational direction and a few other geometric parameters. Using a piecewise function related to the distribution of pressure angle, the cycloid’s most efficient profile is determined. It is then superimposed on the theoretical profile. The new method is much more flexible than the conventional method, and can adapt to changing trends of the cycloidal profile.

Design

Several designs of cycloidal gearboxes have been developed. These gearboxes have a large reduction ratio in one stage. They are mainly used for heavy machines. They provide good torsional stiffness and shock load capacity. However, they also have vibrations at high RPM. Several studies have been conducted to find a solution to this problem.
A cycloidal gearbox is designed by calculating the reduction ratio of a mechanism. This ratio is obtained by the size of the input speed. This is then multiplied by the reduction ratio of the gear profile.
The most important factor in the design of a cycloidal gearbox is the load distribution along the width of the gear. Using this as a design criterion, the amplitude of vibration can be reduced. This will ensure that the gearbox is working properly. In order to generate proper mating conditions, the trochoidal profile on the cycloidal disc periphery must be defined accurately.
One of the most common forms of cycloidal gears is circular arc toothing. This is the most common type of toothing used today.
Another form of gear is the hypocycloid. This form requires the rolling circle diameter to be equal to half the base circle diameter. Another special case is the point tooth form. This form is also called clock toothing.
In order to make this gear profile work, the initial point of contact must remain fixed to the edge of the rolling disk. This will generate the hypocycloid curve. The curve is traced from this initial point.
To investigate this gear profile, the authors used a 3D finite element analysis. They used the mathematical model of gear manufacturing that included kinematics parameters, output moment calculations, and machining steps. The resulting design eliminated backlash.helical gearbox

Sizing and selection

Choosing a gearbox can be a complex task. There are many factors that need to be taken into account. You need to determine the type of application, the required speed, the load, and the ratio of the gearbox. By gaining this information, you can find a solution that works best for you.
The first thing you need to do is find the proper size. There are several sizing programs available to help you determine the best gearbox for your application. You can start by drawing a cycloidal gear to help you create the part.
During sizing, it is important to consider the environment. Shock loads, environmental conditions, and ambient temperatures can increase wear on the gear teeth. The temperature also has a significant impact on lubrication viscosities and seal materials.
You also need to consider the input and output speed. This is because the input speed will change your gearbox ratio calculations. If you exceed the input speed, you can damage the seals and cause premature wear on the shaft bearings.
Another important aspect of sizing is the service factor. This factor determines the amount of torque the gearbox can handle. The service factor can be as low as 1.4, which is sufficient for most industrial applications. However, high shock loads and impact loads will require higher service factors. Failure to account for these factors can lead to broken shafts and damaged bearings.
The output style is also important. You need to determine if you want a keyless or keyed hollow bore, as well as if you need an output flange. If you choose a keyless hollow bore, you will need to select a seal material that can withstand the higher temperatures.
China Professional Advance Gearbox 120c 300 400 Retarding Hydraulic Gearbox   cycloidal drive principleChina Professional Advance Gearbox 120c 300 400 Retarding Hydraulic Gearbox   cycloidal drive principle
editor by CX 2023-04-26