advantages of bevel helical gearbox

Item Description

F Series industrial helical gearbox Speed Gear Reducer Gearbox Parallel Shaft Helical Gearbox for Mining and Quarries

 

Input Configurations

Direct motor coupled

With IEC B5/B14 motor flange

With IEC B5/B14 motor mounted

With CZPT enter shaft

Output Configurations

 

Sound output shaft

Sound output shaft with flange

Hollow output shaft

Hollow output shaft and flange

Variants of the Parallel Shaft Helical Equipment Device Sequence F / FF / FA / FAF

Foot- or flange-mounted

B5 or B14 flange-mounted

Reliable shaft or hollow shaft

Hollow shaft with crucial relationship, shrink disk, splined hollow shaft, or Torque Arm

 

Technological Information:

Housing substance Cast iron/Ductile iron
Housing hardness HBS190-240
Equipment content 20CrMnTi alloy metal
Floor hardness of gears HRC58°~sixty two °
Gear main hardness HRC33~40
Input / Output shaft material 42CrMo alloy steel
Enter / Output shaft hardness HRC25~30
Machining precision of gears precise grinding, 6~5 Quality
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment tempering, cementiting, quenching, and so on.
Performance ninety four%~ninety six% (depends on the transmission stage)
Sound (MAX) 60~68dB
Temp. increase (MAX) 40°C
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China prime model bearing, HRB/LYC/ZWZ/C&U. Or other manufacturers requested, NSK.
Model of oil seal NAK — ZheJiang or other makes asked for

Specification

Model

Shaft Dia.

mm

Horizontal Middle Height

mm

Exterior Flange Dia.

Mm

Energy

Kw

Ratio

i

Nominal Torque

Nm

Sound Shaft

Hollow Shaft

F/FF/FA/FAF37

ф25

ф30

70

160

.twelve-three

4-138

180

F/FF/FA/FAF47

ф35

ф35

80

200

.12-5.5

four-one hundred seventy five

360

F/FF/FA/FAF57

ф35

ф40

a hundred

250

.18-7.five

4-197

420

F/FF/FA/FAF67

ф40

ф40

100

250

.37-7.five

4-197

seven hundred

F/FF/FA/FAF77

ф50

ф50

a hundred and twenty

300

.75-11

4-197

1350

F/FF/FA/FAF87

ф60

ф60

155

350

one.5-22

four-193

2500

F/FF/FA/FAF97

ф70

ф70

one hundred eighty

450

2.2-thirty

four-203

3700

F/FF/FA/FAF107

ф90

ф90

200

450

three-45

four-205

6500

F/FF/FA/FAF127

ф110

ф100

240

550

5.5-90

4-202

ten thousand

F/FF/FA/FAF157

ф120

ф120

270

660

11-160

four-a hundred ninety

18000

Business profile

Circumstance

Packing

FAQ

Q1: I want to get your products, how can I pay?
A: You can pay out by way of T/T(thirty%+70%), L/C ,D/P etc. 

Q2: How can you ensure the good quality?
A: 1 year’s warranty towards B/L day. If you satisfy with quality problem, remember to send us pictures or video clip to verify, we assure to send out spare components or new items to substitute. Our assure not incorporate inappropriate operation or incorrect specification variety. 

Q3: How we pick versions and specifications?
A: You can e mail us the series code (for case in point: RC collection helical gearbox) as well as requirement particulars, this sort of as motor energy,output speed or ratio, support issue or your application…as considerably data as possible. If you can provide some pictures or drawings,it is nice. 

Q4: If we never find what we want on your site, what need to we do?
A: We offer 3 choices:
1, You can e mail us the photographs, drawings or descriptions specifics. We will try to style your products on the foundation of our
standard designs.
2, Our R&D division is expert for OEM/ODM merchandise by drawing/samples, you can ship us samples, we do customized style for your bulk purchasing.
3, We can produce new merchandise if they have good market. We have presently designed many things for unique using profitable, these kinds of as particular gearbox for agitator, cement conveyor, footwear devices and so on. 

Q5: Can we buy 1 personal computer of each item for quality testing?
A: Yes, we are glad to accept demo purchase for top quality screening.

Q6: How about your product delivery time?
A: Usually for 20’container, it takes 25-30 workdays for RV collection worm gearbox, 35-forty workdays for helical gearmotors.

US $150-600
/ Piece
|
2 Pieces

(Min. Order)

###

Application: Motor, Motorcycle, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: M1-M6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Three-Step

###

Customization:

###

Input Configurations
Direct motor coupled
With IEC B5/B14 motor flange
With IEC B5/B14 motor mounted
With solid input shaft
Output Configurations
 
Solid output shaft
Solid output shaft with flange
Hollow output shaft
Hollow output shaft and flange
Variants of the Parallel Shaft Helical Gear Unit Series F / FF / FA / FAF
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid shaft or hollow shaft
Hollow shaft with key connection, shrink disk, splined hollow shaft, or Torque Arm

###

Housing material Cast iron/Ductile iron
Housing hardness HBS190-240
Gear material 20CrMnTi alloy steel
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Input / Output shaft material 42CrMo alloy steel
Input / Output shaft hardness HRC25~30
Machining precision of gears accurate grinding, 6~5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment tempering, cementiting, quenching, etc.
Efficiency 94%~96% (depends on the transmission stage)
Noise (MAX) 60~68dB
Temp. rise (MAX) 40°C
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, NSK.
Brand of oil seal NAK — Taiwan or other brands requested

###

Model
Shaft Dia.
mm
Horizontal Center Height
mm
External Flange Dia.
Mm
Power
Kw
Ratio
i
Nominal Torque
Nm
Solid Shaft
Hollow Shaft
F/FF/FA/FAF37
ф25
ф30
70
160
0.12-3
4-138
180
F/FF/FA/FAF47
ф35
ф35
80
200
0.12-5.5
4-175
360
F/FF/FA/FAF57
ф35
ф40
100
250
0.18-7.5
4-197
420
F/FF/FA/FAF67
ф40
ф40
100
250
0.37-7.5
4-197
700
F/FF/FA/FAF77
ф50
ф50
120
300
0.75-11
4-197
1350
F/FF/FA/FAF87
ф60
ф60
155
350
1.5-22
4-193
2500
F/FF/FA/FAF97
ф70
ф70
180
450
2.2-30
4-203
3700
F/FF/FA/FAF107
ф90
ф90
200
450
3-45
4-205
6500
F/FF/FA/FAF127
ф110
ф100
240
550
5.5-90
4-202
10000
F/FF/FA/FAF157
ф120
ф120
270
660
11-160
4-190
18000
US $150-600
/ Piece
|
2 Pieces

(Min. Order)

###

Application: Motor, Motorcycle, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: M1-M6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Three-Step

###

Customization:

###

Input Configurations
Direct motor coupled
With IEC B5/B14 motor flange
With IEC B5/B14 motor mounted
With solid input shaft
Output Configurations
 
Solid output shaft
Solid output shaft with flange
Hollow output shaft
Hollow output shaft and flange
Variants of the Parallel Shaft Helical Gear Unit Series F / FF / FA / FAF
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid shaft or hollow shaft
Hollow shaft with key connection, shrink disk, splined hollow shaft, or Torque Arm

###

Housing material Cast iron/Ductile iron
Housing hardness HBS190-240
Gear material 20CrMnTi alloy steel
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Input / Output shaft material 42CrMo alloy steel
Input / Output shaft hardness HRC25~30
Machining precision of gears accurate grinding, 6~5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment tempering, cementiting, quenching, etc.
Efficiency 94%~96% (depends on the transmission stage)
Noise (MAX) 60~68dB
Temp. rise (MAX) 40°C
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, NSK.
Brand of oil seal NAK — Taiwan or other brands requested

###

Model
Shaft Dia.
mm
Horizontal Center Height
mm
External Flange Dia.
Mm
Power
Kw
Ratio
i
Nominal Torque
Nm
Solid Shaft
Hollow Shaft
F/FF/FA/FAF37
ф25
ф30
70
160
0.12-3
4-138
180
F/FF/FA/FAF47
ф35
ф35
80
200
0.12-5.5
4-175
360
F/FF/FA/FAF57
ф35
ф40
100
250
0.18-7.5
4-197
420
F/FF/FA/FAF67
ф40
ф40
100
250
0.37-7.5
4-197
700
F/FF/FA/FAF77
ф50
ф50
120
300
0.75-11
4-197
1350
F/FF/FA/FAF87
ф60
ф60
155
350
1.5-22
4-193
2500
F/FF/FA/FAF97
ф70
ф70
180
450
2.2-30
4-203
3700
F/FF/FA/FAF107
ф90
ф90
200
450
3-45
4-205
6500
F/FF/FA/FAF127
ф110
ф100
240
550
5.5-90
4-202
10000
F/FF/FA/FAF157
ф120
ф120
270
660
11-160
4-190
18000

Helical Gearbox

Generally, a helical gearbox consists of two gears. The two gears have cut teeth and are inserted into one another. These two gears work together to transmit torque and speed. This type of gearbox is used in a wide variety of applications.helical gearbox

Working principle

Besides being cheaper to make, helical gears have several advantages over straight-cut spur gears. Firstly, they offer a smoother operation, less vibration, and lower noise levels. They also transmit larger loads than spur gears. These gears are used in a variety of industries, such as food processing, plastic industries, and oil industries.
Another important feature of helical gears is the smooth and gradual engagement of teeth. This helps them function more smoothly, especially when working under heavy loads. This process reduces shock and backlash, and also reduces wear.
In addition to this, the helix angle is a variable that can be adjusted to suit the application. The angle is usually either left or right, and can vary based on the view.
Helical gears are usually used in enclosed gear drives, such as conveyors, blowers, and elevators. They offer a smoother operation, which makes them ideal for applications that require quiet operation. However, helical gears are less efficient at transmitting power than spur gears.
The relative contact stress (RCS) calculated for a helical gear is similar to that of a spur gear. However, the volume Vi, which is a helix-dependent quantity, is different. This volume is defined as the total volume of the helical pocket, calculated by integrating along the face width. The volume of a generic pocket is larger than that of a helical pocket without a helix.
In addition, the contact ratio is reduced. This is due to the fact that two teeth are not parallel to each other. A thick oil film prevents the teeth from making contact. This film also cools the gear tooth surfaces.
The service factor is a number that takes into account the conditions under which a gear is used. It is usually a ratio between the maximum torque and the torque produced.

Efficiency

During a recent gearbox measurement campaign, 13 commercial gearboxes were extensively tested. Efficiency was measured at nominal torque and power. The resulting efficiency maps presented in this paper show that the efficiency of each gearbox is fairly similar.
The efficiency of a gearbox depends on the gears’ teeth and the ratio between them. The lower the ratio, the higher the efficiency.
Efficiency is also affected by the load torque. The higher the load torque, the lower the efficiency. This is especially true for gearboxes with high ratios.
The power loss is also affected by the contact and overlap ratios. For gearboxes with high ratios, the difference between the efficiency of the catalog and model-based efficiency is greater than for low-ratio gearboxes. Fortunately, improvements in lubrication are closing this gap.
The helical gearbox is the most effective gearbox in the industry. It transfers motion between parallel configurations and has less noise than spur gears. These gears engage gently and smoothly, so they are less prone to wear and tear. They also allow for greater power carrying capacity.
Although helical gears are effective, they are more expensive than traditional gears. However, the cost savings can be significant over time. It is important to consider the advantages of a helical gearbox before choosing a gearbox for your application.
When comparing the efficiency of a helical gearbox to that of a worm gearbox, the worm gearbox is more efficient. However, the difference in efficiency is not as great as many other gearboxes.
The efficiency of a helical gearbox is also affected by the speed of the gears. The gearbox must have adequate lubrication for bearings. It is also important to consider the space requirements in the drive line.helical gearbox

Applications

helical gearbox applications are widespread and they are used in many industries. Some of the applications include the printing industry, the rubber industry, the plastics industry, the cement industry, the earth-moving industry, and the chemical industry.
helical gearboxes are also used for conveyors and elevators. They are very durable and they can carry larger loads. They are also quieter than straight cuts. They are also used in many automotive transmissions.
helical gearboxes transmit power between two parallel shafts. They are a good substitute for spur gears. They are compact and they reduce vibration and noise. They are also very durable and they can work in non-parallel shafts.
The most common application is in the automotive industry. Helical gearboxes are also used in other industries. They are very useful in elevators, conveyors, and other heavy industrial settings. They also provide a high level of speed reduction and they are commonly used in automation control systems. They are also used in the mining industry and the cement industry.
helical gearboxes can be fabricated with various modifications. This is important because some industries may require different gearboxes.
Helical gears have a higher number of teeth. This leads to less wear and tear. They are also less noisy than spur gears. Their ability to generate a large thrust force is what makes them ideal for high-speed applications. They are also able to distribute load among several axes. They are also used in high shock and vibration applications.
helical gearboxes work at a higher efficiency than spur gears. However, the manufacturing costs for helical gears are greater than for spur gears.
helical gearboxes also have the advantage of transferring power between right-angle shafts. They can work in conjunction with crossed axis gears, which eliminate shock loading.

Variations

Several variations of helical gearbox are available in the market for different industries. They are widely used in automobile transmissions and other industries. They are quieter than spur gears. They are also durable and are highly efficient. However, they can cause higher friction and wear.
Helical gears are made of teeth that twist around a cylindrical gear body at an angle. The angle at which the gear teeth are cut is called the helix angle. The helix angle can be adjusted to fit the gear and its surroundings.
The helix angle also determines how much axial force the gear produces. A larger helix angle will generate more axial force. This increase in axial force must be absorbed by the bearings. The pressure angle also has a direct impact on the normal force and curvature radii of the tooth.
Helical gears can be mounted in parallel or crossed configuration. Helical gears connected in parallel require the same pitch and pressure angle to work correctly. Helical gears connected in crossed configuration can operate more quietly and smoothly than spur gears. However, they can also be used to transmit higher torques.
Helical gears are also available in single and double helical designs. Single helical gears are produced with the same tools and equipment as spur gears. Unlike spur gears, single helical gears have more surface contact. They are also better for precision drives.
Double helical gears are also called herringbone gears. They are produced by cutting a groove between two teeth. They can eliminate axial forces and are also used to provide high load carrying capacity.
Helical gears are commonly used for low power transmission applications. They also provide an alternative for connecting parallel and non-parallel shafts. They are also used in high speed applications.helical gearbox

Tool tip radius

Among the many parameters that are used in a helical gearbox design, the tooth tip radius is probably the most important, albeit only because it is one of the least intuitive. The best way to estimate the diameter of a helical gear tooth is to use a tooth reference profile as the basis for the calculation. A similar procedure is used to calculate the helix angle. A tool tip that is too small will result in a tooth that undercuts, which is a problem if you have a gear that has a high number of teeth and you want to reduce the chance of tooth failure.
For the gear buffs, there are many helical gearbox tools and processes, the tip diameter being but one of them. Luckily for gear design geeks, there is a lot more to the helical gearbox than meets the eye. For example, a helical gear tooth is a three-dimensional surface, so its shape and function can be computed mathematically or numerically.
In addition to a tooth tip that flies by the seat of your pants, the helical gearbox is also the product of a manufacturing process. The main culprit is the profile shift, which is the distance between the gear pitch diameter and the datum line of the cutting tool. While a gear designer could choose to ignore this issue, it is often a design consideration for the benefit of maximizing contact ratios. This means that the gear teeth must be able to withstand the torque of their respective gear trains.
A helical gear is a geometric package, and the best way to package the gears is to minimize tooth bending strength while maximizing tooth bending stiffness. To do this, you must limit the thickness of your tooth tip. This is usually accomplished with a tooth profile that is shaped to match the tooth contour of the gear it is intended to replace.
 advantages of bevel helical gearbox advantages of bevel helical gearbox
editor by czh 2023-03-23

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