Product Description
Hollow Shaft Torque Arm Mounted Planetary Gearbox Application for Construction Machinery
Technical data:
1. Ratio range: 3.15-3N. M
4. Output speed: 0.425-445 r/min
5. Structure mode: Possibility of flange, foot, or shaft mounting solutions
Characteristic:
1. Wide and comprehensive range of N series for industrial applications
2. Low speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
3. Rigid and precise nodular cast iron casing
4. Low noise running, high manufacturing quality standard
5. High and reliable performance, load capacity and low speed shaft bearing
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Equivalent To Other Brand : |
|
|
Bonfiglioli |
300 Series |
|
Brevini |
EM/ED/ET/ET |
|
Dynamic oil |
RE Series |
|
REGGIANA RIDUTTOR |
RR Series |
How To Select a Complete CZPT planetary gearbox:
Complete planetary gearbox made up of 4 parts :
| A | |
| Input Component | |
| 1:AC electric motor | |
| 2: NEMA or IEC motor | |
| 3: NEMA or IEC motor adapter flange | |
| 4: the Solid input shaft | |
| 5: Solid input shaft with the fan | |
| B | |
| Gear Reductions (co-axial stage 1-5 ,right angle 1-4 . ) | |
| 6:Right angle reduction stage | |
| 7: Planetary reduction stage | |
| 8: Worm/planetary combination | |
| 9: Bevel helical planetary combination | |
| C | |
| Output Component | |
| 10: Flanged output/ Footed output-Solid shaft | |
| 11: Flanged output/ Footed output-Male spline shaft | |
| 12: Flanged output/ Footed output- Female spline shaft | |
| 13: Flanged output/ Footed output- | |
| 14: Flanged output/ Footed output-Pinion | |
| 15: Shaft Mount output for shrink disc | |
| D | |
| Fittings | |
| 16: Flange | |
| 17: Pinion gear | |
| 18: Sleeve coupling | |
| 19: Endplate | |
| 20: Splined bar | |
| 21: Shrink disc | |
| Application: | Motor, Electric Cars, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Four-Step |
| Samples: |
US$ 2000/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes
In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:
Coaxial Shaft Arrangement: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.
Parallel Shaft Arrangement: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.
The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.
The Role of Lubrication and Cooling in Maintaining Planetary Gearbox Performance
Lubrication and cooling are essential factors in ensuring the optimal performance and longevity of planetary gearboxes. Here’s how they play a crucial role:
Lubrication: Proper lubrication is vital for reducing friction and wear between gear teeth and other moving components within the gearbox. It forms a protective layer that prevents metal-to-metal contact and minimizes heat generation. The lubricant also helps dissipate heat and contaminants, ensuring a smoother and quieter operation.
Using the right type of lubricant and maintaining the proper lubrication level are essential. Over time, lubricants may degrade due to factors like temperature, load, and operating conditions. Regular lubricant analysis and replacement help maintain optimal gearbox performance.
Cooling: Planetary gearboxes can generate significant heat during operation due to friction and power transmission. Excessive heat can lead to lubricant breakdown, reduced efficiency, and premature wear. Cooling mechanisms, such as cooling fans, fins, or external cooling systems, help dissipate heat and maintain a stable operating temperature.
Efficient cooling prevents overheating and ensures consistent lubricant properties, extending the life of the gearbox components. It’s particularly important in applications with high-speed or high-torque requirements.
Overall, proper lubrication and cooling practices are essential to prevent excessive wear, maintain efficient power transmission, and prolong the service life of planetary gearboxes. Regular maintenance and monitoring of lubrication quality and cooling effectiveness are key to ensuring the continued performance of these gearboxes.
Role of Sun, Planet, and Ring Gears in Planetary Gearboxes
The arrangement of sun, planet, and ring gears is a fundamental aspect of planetary gearboxes and significantly contributes to their performance. Each gear type plays a specific role in the gearbox’s operation:
- Sun Gear: The sun gear is located at the center and is driven by the input power source. It transmits torque to the planet gears, causing them to orbit around it. The sun gear’s size and rotation speed affect the overall gear ratio of the system.
- Planet Gears: Planet gears are smaller gears that surround the sun gear. They are held in place by the planet carrier and mesh with both the sun gear and the internal teeth of the ring gear. As the sun gear rotates, the planet gears revolve around it, engaging with both the sun and ring gears simultaneously. This arrangement multiplies torque and changes the direction of rotation.
- Ring Gear (Annulus Gear): The ring gear is the outermost gear with internal teeth that mesh with the planet gears’ external teeth. It remains stationary or acts as the output shaft. The interaction between the planet gears and the ring gear causes the planet gears to rotate on their own axes as they orbit the sun gear.
The arrangement of these gears allows for various gear reduction ratios and torque multiplication effects, making planetary gearboxes versatile and efficient for a wide range of applications. The combination of multiple gear engagements and interactions distributes the load across multiple gear teeth, resulting in higher torque capacity, smoother operation, and lower stress on individual gear teeth.
Planetary gearboxes offer advantages such as compact size, high torque density, and the ability to achieve multiple gear reduction stages within a single unit. The arrangement of the sun, planet, and ring gears is essential for achieving these benefits while maintaining efficiency and reliability in various mechanical systems.
editor by CX 2023-10-26
China manufacturer Worm Gear Reducer with Torque Arm Ceramic Industry CZPT Gearbox for ac Electric Motors with Good quality
Model Number: NMRV75
Gearing Arrangement: Worm
Output Torque: 2.6-1195N.m
Rated Power: 0.16~25KW
Input Speed: 1400r/min
Output Speed: 14-280rpm
Ratio: 1/7.5,10,15,20,25,30,40,50,60,80,100
Seal: SKF/NAK
Bearing: C&U Bearing or on customer request
Material: Aluminum alloy or cast iron
Color: Blue/Sliver or on customer request
Lubricant: Synthetic & Mineral
Warranty: 1 year
Packaging Details: Safety Packing Method: 1.Plastic bags with Chemical Desiccant. 2.Individual Carton packaging. 3.Wooden Box outside.
Port: HangZhou/ZheJiang Port
Worm Gear Reducer with Torque Arm Ceramic Industry CZPT Gearbox for ac Electric Motors
Specification
Type:
Worm Gear Speed Reducer
Model:
NMRV571,030,040,050,063,075,090,110,130,150
Ratio:
1:5,7.5, Original quality drive shaft front CV axle half shaft for Tesla model Y auto parts OEM 1188119-00-A 10,15,20,25,30,40,50,60,80,100
Color:
Blue/Silver or on customer request
Housing
Aluminum alloy and casting iron
Packing
Carton/Wooden case
Bearing:
C&U Bearing
Seal:
NAK , SKF
Warranty:
1 Year
Input power:
0.06kw,0.09kw,0.12kw,0.18kw,0.25kw,0.37kw,0.55kw,0.75kw,1.1kw,1.5kw, RS series mini transmission chains manufactured by world’s most trusted brand Tsubaki 2.2kw,3kw,4kw,5.5kw,7.5kw,11kw,15kw
Usages:
Industrial Machine: Food Stuff, Ceramics ,CHEMICAL, Packing ,Dyeing ,Wooding working ,Glass
IEC Flange:
56B5,56B14,63B5,63B14,71B5,71B14,80B5,80B14,90B5, Original lg spare parts for washing machines 90B14,100B5,100B14,112B5,112B14,132B5,160B5
Lubricant:
Synthetic & Mineral
Predisposition
Mounting Positions
Packaging & Shipping
Our Services
(1) With excellent quality(2) Reasonable price(3) Promise to delivery on time(4) Large output torque(5) Safe, reliable, economical and durable(6) Stable transmission, quiet operation(7) High heat-radiating efficiency, high carrying ability(8) Certificate of quality: ISO9001:2008(9) Every product must be tested before sending(10)Made of high-quality aluminum alloy, light weight and non-rusting(11)Large output torque.(12) Smooth running and low noise.(13) High radiating efficiency.(14) Good-looking appearance, durable service life and small volume.(15) Suitable for Omni bearing installation.
Company Information
HangZhou Wanxing Reducer Co.,Ltd is specialized in R&D,manufacture and sales of transmissions. By taking the aim of “quality first and credit first”, we always strive for survival on the basis of quality and credit and strive for development on the basis of technology since our company was built as well as is the first to pass ISO9001:2000 International Quality System Certificate.
FAQ
1. Q: What’s type of your company.
A: We are manufacturer.
2. Q: what should I provide when I choose gearbox/speed reducer?
A: 1) load condition
2) speed of rotation or speed ratio(combination with combine speed reducer can get extra low out putting rotational speed)
3) work circumstance(temperature, 225711-P23 FR DRIVE SHAFT ASSY 4WD FOR GREAT WALL WINGLE AUTO PARTS SPARES humidty,corrosion etc.)
4) space of installation
3. Q: How long dose it take to finish my order?
A: It depends on your quantity. Generally 25days for 1 20GP, 35days for 1 40HQ.
4. Q: How can i know the process of my order?
A: Detailed picture of the production process will be sent to you to confirm before shipping.
Consummation QC system makes it possible to offer you reliable quality
Contacts
Any query, feel free to contact me at any time.
Types of Gearboxes
There are several types of gearboxes. Some are known as helical gear reducers, while others are called planetary gearboxes. The article also discusses Continuously Variable Transmission (CVT) and helical gear reducer. If you are interested in purchasing a new gearbox, make sure to read our articles on these different types. If you are confused, consider reading our articles on planetary gearboxes and helical gear reducers.
planetary gearbox
The planetary gearbox has several advantages. Its compact design and light weight allows it to transmit high torques while remaining quiet. The gears are connected to one another through a carrier, which is typically fixed and helps transmit torques to the output shaft. Its planetary structure arrangement also reduces backlash and provides high rigidity, which is important for quick start and stop cycles and rotational direction change. Depending on the design and performance desired, planetary gearboxes are categorized into three main types:
The type of planetary gears used in a given application determines the overall cost of the unit. Manufacturers offer a range of prices, and they can help you determine which gearbox is right for your needs. You should also ask a manufacturer for the cost of a planetary gearbox. By asking about price and specs, you can avoid wasting money and time on a planetary gearbox that does not perform up to its potential.
A planetary gearbox is probably installed in your new car’s automatic transmission. For more information, consult your owner’s manual or call the dealer’s service department. This type of gearbox is more complex than other types of gearboxes, so if you don’t know much about them, do an internet search for “planetary gearbox.”
The teeth of a planetary gearbox are formed by the stepping motion of two gears: the sun gear and the inner ring. The sun gear is the input, while the planetary gears rotate around the sun gear. Their ratio depends on the number of teeth and the space between the planets. If you have a 24 tooth sun gear, the planetary gears’ ratio will be -3/2. The sun gear is also attached to the axle.
Another advantage of a planetary gear system is that it can generate high torques. The load is shared among multiple planet gears. This makes the gears more resilient to damage. A planetary gearbox can be as high as 332,000 Nm, and can be used in vehicles and industrial applications requiring medium to high torque. A planetary gear system is a great alternative to a traditional transmission. So, how does it work?
helical gearbox
The main difference between the helical gearbox and the spur gear is the center distance between the teeth. The helical gearbox has a larger pitch circle than the spur gear and thus requires a radial module. In addition, the two types of gears can only be made with the same tooth-cutting tool as the spur gear. However, the helical gearbox is more efficient in terms of production costs.
The helical gearbox is a low-power consumption, compact type of gearbox that is used for a wide range of industrial applications. They are highly durable and withstand high loads with utmost efficiency. The helical gearbox can be manufactured in cast steel and iron for small and medium units. This type of gearbox is also commonly used for crushers, conveyors, coolers, and other applications that need low power.
The helical gear has many advantages over the spur gear. It produces less noise. It has less friction and is less likely to wear out. It is also quieter than spur gears. This is because multiple teeth are in mesh. Because the teeth are in mesh, the load is distributed over a larger area, resulting in a smoother transition between gears. The reduction in noise and vibration reduces the risk of damaging the gear.
The helical gear’s axial excitation force is obtained using a linearized equation of motion in the rotational direction. The damping coefficient of the equation is 0.07. The helical gear is made up of a steel shaft with a diameter of 20 mm and a 5 mm thick aluminum plate. The stiffness of the bearing is 6.84 x 107 N/m. The damping force of the plate is 2,040 kg/m2/s.
The worm gearbox has a better efficiency ratio than the helical one, but it is less efficient in low-ratio applications. In general, worm gearboxes are more efficient than helical gearboxes, although there are some exceptions to this rule. A helical gearbox is better for applications that require high torque. It may also be more economical in the long run. If you are considering a helical gearbox, consider the advantages it has over worm gearboxes.
helical gear reducer
A helical gear reducer for a machine’s gearbox is an integral component of the drive system. This unit amplifies torque and controls speed and, therefore, compliments the engine by rotating slower than the engine’s input shaft. A helical gear reducer is a compact gearbox component that is used in industrial applications. A variety of sizes is available to suit various machine configurations. The following sections will discuss some of the different types available.
Designed by experts and engineers, a helical gear reducer is a surprisingly small and light gear that satisfies the needs of many machine applications. It features a large transmission torque, a low starting and running speed, and a fine classification of transmission ratios. A helical gear reducer is lightweight and easily connected to other gears, and it features a high technical content.
In order to avoid errors and poor performance, regular maintenance is a must. The proper lubrication of the gear reducer can minimize failures, errors, and poor performance. Every gear reducer manufacturer sells a suitable lubricant, which must match the properties of the machine’s drive mechanism. It is also advisable to check the lubrication regularly to avoid any deterioration of the unit’s performance.
While the worm gearbox may be better for applications where torque is high, the helical gear reducer offers greater efficiency at lower cost. Although worm gearboxes may be cheaper initially, they are less effective at higher ratios. Even if the worm gear is more expensive to buy, it still offers 94% efficiency, which makes it more cost-effective. There are some significant advantages to both types of gearboxes.
The main advantage of a helical gear reducer over a spur gear is its smoother operation. Unlike spur gears, which have teeth that are straight, helical gears have angled teeth that gradually engage with each other. This helps ensure that the gear does not grind or make excessive noise when it turns. Additionally, they are less commonly used in automation and precision machinery. They are often used in industrial applications.
Continuously variable transmission
A Continuously Variable Transmission (CVT) is an automatic transmission that can run through a vast number of gears. Unlike a standard automatic transmission, it can run at any speed, even at a low rev. The CVT is also capable of running at infinitely low gears. Its basic function is to provide different torque ratios to the engine. In addition to delivering power, CVTs have other benefits.
One of the major advantages of a CVT is its simplicity. Its simplicity translates into fewer moving parts, which means less maintenance. The CVT’s simplicity also means that it can handle a wide variety of different types of road conditions and driving styles. In addition to being a great alternative to a traditional automatic transmission, CVTs can be used on many other types of vehicles, including tractors, snowmobiles, motor scooters, and power tools.
A CVT is much smoother than a conventional automatic transmission. It never has to hunt for a gear. It also responds well to throttle inputs and speed changes. Both of these technologies are available on many modern vehicles, including the Nissan Rogue and Mazda CX-5. It’s important to note that each of these transmissions has its pros and cons. So, if you’re looking for a car with a CVT, make sure to read the reviews. They’ll help you decide which transmission is right for you.
Another advantage of a CVT is its fuel efficiency. Many cars now feature CVTs, and they’re becoming increasingly popular with automakers. In addition to fuel efficiency, most cars with CVTs also have a smoother ride. There’s no more sudden downshifts or gear hunting. This makes driving a lot easier. And, the added benefits of smoother driving make CVTs the ideal choice for many drivers.
Although a CVT is more common among Japanese car manufacturers, you’ll find CVTs on European car models as well. The Mercedes-Benz A-Class, B-Class, and Megane are some examples of vehicles that use this technology. Before making a decision, consider the reliability of the model in question. Consumer Reports is a good resource for this. It also offers a history of use and reliability for every type of car, including the Honda Accord.