Product Description
TA series shaft mounted gearbox(speed reducer) with helical hardened gears has the characteristics of high carrying capacity, smooth transmission, light weight, low energy consumption and so on. Input shaft of ATA speed reducer is connected with gear motor by belt pulley, hollow output shaft is linked with a key. It can be replaced by electric drum as power for belt conveyors and lifting equipments. ATA series shaft mounted gearbox could be attached with back-stop to avoid the working machine back skating, and conveniently mounted by tie rod. ATA series shaft mounted speed reducer is widely applied in the mining equipments, concrete mixing batching plant, stone crushers, sand making production line and other belt conveyors, mechanical transmission areas.
Mechanical belt conveyors drive system is composed of ATA shaft mounted speed reducer, torque arm, pulleys and gear motors, whose power transmission from the gear motor to the gearbox through the pulley, and then speed reducer passed to the drive pulley through the hollow output shaft and the gearbox is fixed by torque arm, anti-slip device can be configured. The system is convenient to install,use and maintain.
Components:
1. Housing: Nodular Cast Iron(Ductile Iron) QT600
2. Gears Profile: Hardened Helical Gears
3. Gears Material: 20CrMnTi
4. Gears Processing: Carburizing, Quenching, Grinding
5. Gears Hardness: Surface Hardness: HRC58-62, Inner Hardness: HBS156-207
6. Gears Accuracy: 6 Class
7. Shafts Material: 40Cr
8. Input Configurations:
Keyed CZPT Shaft Input
IEC Normalized Motor Flange
9. Output Configurations:
Keyed Hollow Shaft Output
10. Oil Seal: ZheJiang SOG
11. Bearings: NSK, HRB, ZWZ, LYC
12. Spare Parts: Torque arm, Optional Backstop
Gearbox Parameters:
| Models | Output Bore Dia. | Maximum Torque | Nominal Ratio(i) |
| ATA30 | 30mm | 180Nm | 5
7 10 12.5 15 20 25 31 |
| ATA35 | 35mm | 420Nm | |
| ATA40 | 40mm/45mm | 950Nm | |
| ATA45 | 45mm/50mm/55mm | 1400Nm | |
| ATA50 | 50mm/55mm/60mm | 2300Nm | |
| ATA60 | 60mm/70mm | 3600Nm | |
| ATA70 | 70mm/85mm | 5100Nm | |
| ATA80 | 80mm/100mm | 7000Nm | |
| ATA100 | 100mm/125mm | 11000Nm | |
| ATA125 | 125mm/135mm | 17000Nm |
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| Application: | Machinery, Quarry |
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| Hardness: | Hardened Tooth Surface |
| Installation: | Shaft Mounted |
| Samples: |
US$ 180/Piece
1 Piece(Min.Order) | Order Sample blue
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
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about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Using Helical Gearboxes for Speed Reduction and Speed Increase
Yes, helical gearboxes can be used for both speed reduction and speed increase in various applications. The design of helical gears allows them to transmit motion and power between non-parallel shafts while changing the rotational speed.
Speed Reduction: When the driving gear (pinion) has fewer teeth than the driven gear, the gear ratio leads to speed reduction. This is commonly used in applications where the input speed needs to be decreased while increasing the output torque. For example, helical gearboxes are often employed in conveyor systems to reduce the speed of the motor while maintaining sufficient torque to move heavy loads.
Speed Increase: Helical gearboxes can also achieve speed increase by having the driving gear (pinion) with more teeth than the driven gear. This configuration is less common but can be used to increase the output speed while sacrificing some torque. Speed increase applications are typically seen in scenarios where higher speeds are required, such as in certain types of machinery or industrial processes.
It’s important to note that while helical gearboxes can perform both speed reduction and speed increase, the specific gear ratios and configurations need to be carefully chosen to ensure efficient and reliable operation for the intended application.
Helical Gearboxes and Energy Efficiency
Helical gearboxes play a significant role in enhancing energy efficiency in various industrial processes. Their design and operating characteristics contribute to improved efficiency and reduced energy consumption. Here’s how helical gearboxes achieve energy efficiency:
- Helical Gear Meshing: Helical gears have inclined teeth that engage gradually, resulting in smoother and quieter meshing compared to other gear types. This smoother engagement reduces impact and friction losses, leading to higher efficiency and lower energy consumption.
- Load Distribution: Helical gears distribute the load across multiple teeth due to their helix angle. This even load distribution minimizes stress concentrations and prevents premature wear, ensuring efficient power transmission and reducing the need for frequent maintenance.
- Efficient Power Transmission: The inclined tooth profile of helical gears allows for more teeth to be in contact at any given time. This increased contact area improves power transmission efficiency by reducing sliding friction and minimizing energy losses.
- Reduced Vibration: The helical tooth engagement minimizes vibration and noise levels, which can be particularly advantageous in applications that require precise and stable operation. Reduced vibration translates to lower energy losses and increased overall efficiency.
- Optimized Gear Design: Engineers can fine-tune helical gear designs by adjusting parameters such as helix angle, number of teeth, and gear materials. This optimization process helps tailor the gearbox for specific applications, ensuring optimal efficiency and minimal energy wastage.
- Lubrication and Cooling: Proper lubrication and cooling strategies are crucial for maintaining efficiency. Helical gears benefit from efficient lubrication due to their continuous tooth engagement, which helps reduce friction and wear, further enhancing energy efficiency.
- Advanced Manufacturing: Modern manufacturing techniques enable precise production of helical gears, ensuring tight tolerances and accurate tooth profiles. This manufacturing precision contributes to minimal energy losses during gear operation.
Overall, helical gearboxes excel in energy efficiency by combining smoother tooth engagement, even load distribution, reduced vibration, and optimized designs. Their ability to transmit power efficiently and reliably makes them a preferred choice for industrial processes where energy conservation is a priority.
Advantages of Helical Gearboxes in Industrial Applications
Helical gearboxes offer several advantages that make them well-suited for a wide range of industrial applications. Here are some of the key advantages:
- Smooth and Quiet Operation: The helical design of the gears results in gradual tooth engagement, reducing noise and vibration during operation. This makes helical gearboxes ideal for applications where noise reduction is important.
- High Efficiency: Helical gears provide a larger contact area compared to straight-cut gears, leading to improved power transmission efficiency. The gradual engagement of teeth also reduces energy losses due to friction.
- Higher Load Capacity: The helical angle allows for multiple teeth to be engaged simultaneously, distributing the load across a larger area. This results in higher load-carrying capacity and increased durability of the gearbox.
- Compact Design: Helical gearboxes can achieve high gear ratios with fewer gear stages, leading to a more compact overall design. This is advantageous in applications where space is limited.
- Wide Range of Ratios: Helical gearboxes can achieve a wide range of gear ratios, making them versatile for various speed and torque requirements.
- Less Backlash: The gradual tooth engagement of helical gears results in reduced backlash, which is the play between gear teeth. This leads to improved accuracy and positioning in applications that require precise motion control.
- Heat Dissipation: The helical design allows for better heat dissipation due to the continuous contact between gear teeth. This is beneficial in high-speed applications where heat generation can be a concern.
- Highly Customizable: Helical gearboxes can be customized to meet specific application requirements, including input and output configurations, gear ratios, and mounting options.
Overall, the advantages of helical gearboxes make them a popular choice in industries such as manufacturing, automation, robotics, material handling, and more.
editor by CX 2024-05-02
China ATA Shaft Mounted Helical Gear Box for Conveyor helical double gearbox
Merchandise Description
ATA Shaft Mounted Helical Gear Box for Conveyor
ATA series shaft mounted gearbox(speed reducer) with helical hardened gears has the characteristics of substantial carrying capability, clean transmission, light excess weight, low energy intake and so on. Input shaft of ATA velocity reducer is connected with gear motor by belt pulley, hollow output shaft is joined with a key. It can be replaced by electric powered drum as energy for belt conveyors and lifting equipments. ATA collection shaft mounted gearbox could be connected with back again-stop to steer clear of the working equipment back skating, and conveniently mounted by tie rod. ATA series shaft mounted velocity reducer is widely used in the mining equipments, concrete mixing batching plant, stone crushers, sand creating manufacturing line and other belt conveyors, mechanical transmission places.
Mechanical belt conveyors generate technique is composed of ATA shaft mounted speed reducer, torque arm, pulleys and gear motors, whose power transmission from the gear motor to the gearbox by way of the pulley, and then pace reducer handed to the drive pulley via the hollow output shaft and the gearbox is fastened by torque arm, anti-slip unit can be configured. The system is practical to put in, use and maintain.
The features of ATA shaft mounted gearbox:
Mounting Sort: Tie rod Hanging shaft mounted
Output Shaft: One essential hollow shaft, each design can pick 3 hollow diameter at most.
Gearbox Housing: Hard Iron Steel, can be utilized outside the house.
Anti-slip unit: Can go well with for any product, It is very convenient to be mounted.
The purposes of ATA shaft mounted gearbox:
Agriculture, commerce, telecommunications market, the food sector, tobacco business, vehicle sector, cement business, mining sector, mixing station belt conveyor program.
The maintenance of ATA shaft mounted gearbox:
one. Ahead of starting the reducer need to be crammed of N159 or N220 extreme stress industrial equipment oils, until the gearbox oil shows an intermediate placement
two. Right after 3 months working, the gearbox require to modify oil, consideration it have to be particles inside the device rinse ahead of introducing new oil.
three. At the reducer hollow shaft finishes and travel pulley stop gland plate should mounted with locking screws.
four. The reducer pulley and the motor pulley have to be parallel when they are mounted and the belt tightness ought to be moderate.
The designs of ATA shafted mounted gearbox:
ATA35 ATA40 ATA45 ATA50 ATA60 ATA70 ATA80 ATA1
If you have any demand from customers for our items please come to feel cost-free to contact me.
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/ Piece | |
1 Piece (Min. Order) |
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| Application: | Motorcycle, Industry |
|---|---|
| Function: | Speed Changing, Speed Reduction |
| Layout: | Parallel |
| Hardness: | Hardened |
| Installation: | Torque Arm Type |
| Type: | Circular Gear |
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| Customization: |
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| Rated Power | Intput Speed | Output Speed | Ratio | Installation Form |
| 1.1~193KW | 500~1400r/min | 25~300r/min | IN=5.0…31.5 | Shaft mounted |
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| Model | ATA30 | ATA35 | ATA40 | ATA45 | ATA50 | ATA60 | ATA70 | ATA80 | ATA100 | ATA125 |
| Permitted Torque | 180Nm | 420Nm | 9501Nm | 1400Nm | 2300Nm | 3600Nm | 5100Nm | 7000Nm | 11000Nm | 17000Nm |
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/ Piece | |
1 Piece (Min. Order) |
###
| Application: | Motorcycle, Industry |
|---|---|
| Function: | Speed Changing, Speed Reduction |
| Layout: | Parallel |
| Hardness: | Hardened |
| Installation: | Torque Arm Type |
| Type: | Circular Gear |
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| Customization: |
|---|
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| Rated Power | Intput Speed | Output Speed | Ratio | Installation Form |
| 1.1~193KW | 500~1400r/min | 25~300r/min | IN=5.0…31.5 | Shaft mounted |
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| Model | ATA30 | ATA35 | ATA40 | ATA45 | ATA50 | ATA60 | ATA70 | ATA80 | ATA100 | ATA125 |
| Permitted Torque | 180Nm | 420Nm | 9501Nm | 1400Nm | 2300Nm | 3600Nm | 5100Nm | 7000Nm | 11000Nm | 17000Nm |
What Is a Helical Gearbox?
Basically, a gearbox is a rotating circular machine part that consists of toothed components, which mesh together. Its function is to transfer speed and torque to other parts of the machine. It is also similar to a lever, and operates on the same principle.
Double helical gears
Having a helical gearbox has many advantages, including higher efficiency, high strength, and a superior gear system. However, it has its drawbacks. One of these drawbacks is the axial thrust. Axial thrust is not a problem with single helical gears, but it is a problem with double helical gears.
In double helical gears, there are two sets of teeth that are arranged in a V-shape. In one set of teeth, there is a groove that enables the axial force to be cancelled out. The groove eliminates the need for thrust bearings and allows for efficient handling of high capacity power transmission.
Aside from the axial thrust, there are also issues with face contact. Asymmetric load sharing and oscillation put substantial alternating loads on the shaft bearings. These alternating loads can lead to early bearing failure.
Fortunately, helical gears are smoother than spur gears, which means they can withstand more load. They also have greater pitch circle diameter than spur gears. However, they are limited in their scope. The pitch error distribution on the helical gears is typically limited to 50 mm peak-to-peak amplitude. It is important to control the phase difference of oncoming gears with high accuracy.
Typically, the helical gears that are used in a gear box are assembled from the same module. This allows for interchangeability of components and economical construction. A normal module set can use the same tooth-cutting tools that are used for spur gears.
Double helical gears are used in power transmission in fluid pumps and gas turbines. They are also commonly used in planetary reduction gear boxes for engines in civil aviation.
Generally, double helical gears are larger than single helical gears. They are typically generated from a special generator. They are also more expensive.
However, manufacturers are looking to find gears that are more convenient to use. One solution is to manufacture double helical gears on a multi-tasking machine tool. This allows the gear to be machined in complicated shapes.
The multi-tasking machine tool can also modify the tooth surface. This is useful for 3D printing helical gears with a high level of accuracy.
Crossed-axis helical gears
Several factors affect the performance of crossed-axis helical gears. One of the important factors is the position of the gears on the cross shaft. The gears will not perform properly if they are not oriented in a different direction.
Crossed-axis helical gears have a special situation, in which they will not function properly if the gears are oriented in the same direction. This is especially true for automobile oil pump/distribution shafts. Depending on the situation, gears will operate as a normal helical gear or as a spur gear.
Compared to spur gears, crossed-axis helical gears have relatively higher capacity. However, the transverse contact ratio of these gears is reduced. This decrease is dependent on the pressure angle. The pressure angle affects the curvature radii of the teeth. In addition, the length of the contact line is reduced. This shortens the efficiency of the gear.
Helix angle of crossed-axis helical gears is 45 degrees. It may be a left-handed or a right-handed gear. The pitch circle diameter of a helical gear may be big compared to that of a spur gear. This is due to the fact that the gears are cut at an angle to the shaft.
In the axial direction, the meshing of helical gears is very similar to spur gears. However, there are a few design rules to optimize these gears.
The first rule is that the gears must be staggered in opposite directions. If the gears are not staggered, the contact lines cannot be changed.
The second rule states that the pitch of a helical gear is dependent on its helix angle. It is possible to calculate the pitch circle of a helical gear, by integrating along the face width. In addition, the length of the contact lines decreases as the pressure angle increases. However, this decrease is not as large as that of a spur gear.
Right angle helical gears
Choosing a right angle helical gearbox can be difficult. With so many types, sizes, and configurations to choose from, it can be difficult to figure out which one is right for your application. The key to choosing the right gearbox is understanding your application and what factors are most important to you.
For example, if you are looking for a gearbox that can be used in a high-speed, high-torque application, the most important consideration is the efficiency of the product. Right-angle gearboxes are compact and easy to maintain, making them ideal for high-torque applications.
Some applications that require high-torque gears include pulp and paper manufacturing, food processing, mining, and car washes. Some of the advantages of right angle gears include high efficiency, low maintenance, and low noise. If you are in the market for a right angle helical gearbox, make sure to select a supplier that can provide you with a wide range of options.
Right-angle helical gearboxes come in several different bevel configurations. Spiral bevel gears require precision and are difficult to manufacture. However, they can be used interchangeably. Spiral miter gears are designed to rotate in the same direction as the input shaft, which helps ensure a smooth, direct transfer of power.
If you are considering a helical gearbox for a high-speed application, you will need to know your preferred input/output ratio. The standard ratios are 1:1 and 2:1. If you need a step-up ratio, you can install an additional output shaft opposite the input shaft.
Other benefits include lower running noise, superior strength, and durability. Because they are made of larger teeth, helical gears are less likely to wear out. Also, helical gears provide higher power carrying capacity.
To determine which type of right angle gearbox is best suited for your application, you should discuss your needs with your supplier. They should be able to offer a wide range of options, including custom solutions. They should also provide you with a list of past clients and online reviews.
To find a right angle helical gearbox that can meet your needs, it’s important to understand the various design features. For example, you should make sure that your gearbox has a self-locking capability, which means that the load cannot drive the worm. Having a self-locking gearbox also means that you do not need to install a braking system.
Spiral teeth
Using helical gearboxes to drive a motor car or truck is an efficient method of power transmission. However, the efficiency of this method depends on the helix angle of the gear. The helix angle is the angle that the gear teeth are cut at.
Helical gearboxes may be of different helix angles, depending on the specific gear set. The helix angle can vary between 15 and 30 degrees. This is important because the helix angle has a significant effect on the position of tooth contact. If the contact is not in a proper position, then there will be a large amount of vibration. This will affect the speed of the gear.
Helical gearboxes can be of two types: crossed axis and parallel axis. Crossed axis gears are usually used to connect parallel shafts. They have the same center gap as spur gears. On the other hand, parallel axis gears are usually used to drive a motor. The difference between the two types of gearboxes is their design and arrangement.
In addition to the helix angle, the gears may have different fillet, teeth, and radius. This means that the gear will have different NVH characteristics. In addition, there are different types of spiral teeth that may be used in the gearbox.
Hypoid gears are also similar to spiral bevel gears, but they differ in that the axes of the gear shaft do not intersect the axis of the hypoid gear. The hypoid gear exerts a very high thrust load on the bearings.
When compared to a straight bevel gear, the hypoid gear experience a smoother, less noisy operation. They also produce less shock loading.
Spiral bevel gears are also designed to produce less vibration. They are also more cost-effective. However, they require a larger diameter to transmit the same torque. This can lead to a reduced mechanical efficiency and lower fuel economy.
The best spiral bevel gears can carry a higher thrust load than straight teeth. This is why they are preferred for applications that require heavy load efficiency.
They are also appreciated for their NVH characteristics. They are also a quieter option for applications that require high speed. Helical gears can be used in many different industries. The food, automotive, and oil industries are examples of these types of gears.
editor by CX 2023-04-03