China Good quality High Torque Low Noise NEMA34 Stepper Motor Planetary Gearboxes (PX90-L2) helical gearbox assembly

Product Description

Large Torque Minimal Noise NEMA34 stepper Motor Planetary Gearboxes (PX90-L2)

Planetary gearbox is a sort of reducer with broad flexibility. The interior gear adopts low carbon alloy metal carburizing quenching and grinding or nitriding method. Planetary gearbox has the qualities of small construction dimension, huge output torque, large velocity ratio, high effectiveness, protected and reliable functionality, and so forth. The interior equipment of the planetary gearbox can be divided into spur gear and helical gear. Customers can select the proper precision reducer according to the requirements of the software.

Item Description

one.A single-piece construction,Higher Precision and massive output torque.

2.Double bracing cage planetary shelf structure.high trustworthy. Can suit reversible rotation frequently

three.Helical gear transmission, a lot more dependable. Increased torque.

4.Lower return backlash, higher precision.

5.Specific Rotation frame framework.can have even bigger Radial&Axial load

Merchandise Parameters

Specifications PX42 PX60 PX90 PX120 PX140 PX180
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency End Torque Nm 2.5times rated torque
Max. Radial Load N 780 1530 3250 6700 9400 14500
Max. Axial Load N 390 630 1300 3000 4700 7250
Torsional Rigidity Nm/arcmin 2.five six twelve 23 forty seven one hundred thirty
Max.Enter Speed rpm 8000 8000 8000 8000 6000 6000
Rated Enter Velocity rpm 4000 4000 3000 3000 3000 3000
Noise dB ≤56 ≤58 ≤60 ≤65 ≤68 ≤68
Average Existence Time h 20000
Efficiency Of Total Load % L1≥95%       L2≥90%
Return Backlash P1 L1 arcmin / ≤3 ≤3 ≤3 ≤3 ≤3
L2 arcmin / ≤5 ≤5 ≤5 ≤5 ≤5
P2 L1 arcmin ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
L2 arcmin ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Moment Of Inertia Desk L1 3 Kg*cm2 / .sixteen .sixty one 3.25 9.21 28.98
four Kg*cm2 .03 .fourteen .forty eight 2.seventy four seven.fifty four 23.sixty seven
5 Kg*cm2 .03 .thirteen .47 2.71 7.forty two 23.29
7 Kg*cm2 .03 .13 .45 two.62 seven.14 22.48
8 Kg*cm2 .03 .13 .45 two.six / /
ten Kg*cm2 .03 .13 .4 two.fifty seven seven.03 22.51
L2 12 Kg*cm2 / .13 .forty five .forty five two.63 7.three
fifteen Kg*cm2 / .13 .45 .forty five two.63 7.three
twenty Kg*cm2 .03 .13 .forty five .forty five 2.sixty three 7.3
twenty five Kg*cm2 .03 .13 .45 .4 2.sixty three 7.3
28 Kg*cm2 .03 .13 .45 .forty five two.forty three 7.1
thirty Kg*cm2 / .13 .forty five .forty five 2.43 6.92
35 Kg*cm2 .03 .13 .four .4 two.43 7.1
40 Kg*cm2 .03 .13 .forty five .45 2.43 six.92
50 Kg*cm2 .03 .thirteen .4 .4 two.39 6.ninety two
70 Kg*cm2 .03 .13 .four .four 2.39 6.72
100 Kg*cm2 .03 .13 .4 .4 2.39 six.seventy two
Technological Parameter Degree Ratio   PX42 PX60 PX90 PX120 PX140 PX180
Rated Torque L1 three Nm / 40 a hundred and five one hundred sixty five 360 880
4 Nm 17 forty five a hundred thirty 230 480 880
five Nm 15 forty five one hundred thirty 230 480 1100
7 Nm twelve 45 a hundred 220 480 1100
eight Nm / forty ninety 200 / /
10 Nm 10 thirty seventy five 175 360 770
L2 12 Nm / forty one hundred and five 165 440 880
15 Nm / 40 one hundred and five one hundred sixty five 360 880
twenty Nm seventeen 45 130 230 480 880
25 Nm 15 45 a hundred thirty 230 480 880
28 Nm seventeen 45 one hundred thirty 230 480 1100
thirty Nm / 40 one zero five a hundred sixty five 480 1100
35 Nm 10 30 130 230 480 1100
40 Nm 17 forty five one hundred thirty 230 480 1100
fifty Nm fifteen forty five 130 230 480 1100
70 Nm twelve forty five one hundred 220 480 1100
a hundred Nm ten thirty seventy five 175 360 770
Degree Of Safety   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg .five 1.twenty five 3.75 eight.5 sixteen 28.five
L2 kg .eight one.seventy five five.one 12 21.five forty

Organization Profile

Packaging & Transport

1. Lead time: ten-15 days as usual, thirty days in active year, it will be primarily based on the detailed get amount
2. Supply: DHL/ UPS/ TNT/ EMS/ FEDEX

FAQ

one. who are we?
Hefa Group is primarily based in ZheJiang , China, start from 1998,has a 3 subsidiaries in complete.The Main Items is planetary gearbox,timing belt pulley, helical equipment,spur equipment,equipment rack,gear ring,chain wheel,hollow rotating system,module,and so on

two. how can we ensure good quality?
Always a pre-creation sample just before mass production
Constantly last Inspection prior to shipment

three.how to select the ideal planetary gearbox?
1st of all,we need you to be capable to give pertinent parameters.If you have a motor drawing,it will let us recommend a suited gearbox for you quicker.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,sounds,working circumstances,motor measurement and electricity,etc

4. why should you purchase from us not from other suppliers?
We are 22 a long time experiences company on generating the gears, specializing in production all types of spur/bevel/helical gear, grinding equipment, equipment shaft, timing pulley, rack, planetary gear reducer, timing belt and this sort of transmission equipment parts

5. what companies can we give?
Approved Supply Conditions: Fedex,DHL,UPS
Recognized Payment Currency:USD,EUR,HKD,GBP,CNY
Acknowledged Payment Sort: T/T,L/C,PayPal,Western Union
Language Spoken:English,Chinese,Japanese
 

Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Industrial Robot
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Double-Step
Samples:
US$ 229/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

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.helical gearbox

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.helical gearbox

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.helical gearbox

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.
China Good quality High Torque Low Noise NEMA34 Stepper Motor Planetary Gearboxes (PX90-L2)   helical gearbox assemblyChina Good quality High Torque Low Noise NEMA34 Stepper Motor Planetary Gearboxes (PX90-L2)   helical gearbox assembly
editor by CX 2023-04-13

Helical Gearbox

As one of the leading helical gearbox manufacturers, suppliers, and exporters of mechanical products, We offer helical gearbox and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of the helical gearbox.

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