China Coaxial Helical Gear Motors 1400 Rpm Motor Speed Reduce Transmission Gearbox helical bevel gearbox efficiency

Item Description

 

Merchandise Description

Item Description

-R Series Helical gearbox
 

Solution Features:
one.Higher modular style.
two.Built-in casting housing,compact dimension,high loading assistance, secure transmitting and lower sounds stage.
3.Perfect oil leakage protecting against can make the excellent sealings and can be utilised in broad range of business.
four.This series is unique for pug mill.
5.Substantial performance and save energy.
six.Preserve expense and lower routine maintenance.

Design and style Functions:
1. Compact composition, modular design and style
two. One-phase, two-phase and 3-phase sizes
three. Can be mixed with other kinds of gearboxes (This kind of as R Series, K Sequence, F Sequence, S Series, UDL Sequence)

 

Solution Parameters

 

1 Phase
 

Models Output Shaft Dia. Enter Shaft Dia. Electricity(kW) Ratio Max. Torque(Nm)
BRX/BRXF38 20mm 16mm .18~1.one one.62~4.43 twenty
BRX/BRXF58 20mm 19mm .18~5.5 one.3~5.5 70
BRX/BRXF68 25mm 19mm .18~7.5 one.4~6.07 a hundred thirty five
BRX/BRXF78 30mm 24mm one.1~eleven one.forty two~8.00 215
BRX/BRXF88 40mm 28mm 3~22 one.39~8.65 four hundred
BRX/BRXF98 50mm 38mm 5.5~thirty one.forty two~8.23 600
BRX/BRXF108 60mm 42mm seven.5~forty five 1.forty four~6.sixty three 830
BRX/BRXF128 75mm 55mm 7.5~90 1.fifty one~6.2 1110
BRX/BRXF158 90mm 70mm 11~132 one.57~6.2 1680

two-3Stage
 

Versions Output Shaft Dia. Enter Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
BR/BRF18 20mm .eighteen~.seventy five three.83~seventy four.84 eighty five
BR/BRF28 25mm 16mm .18~3 three.37~a hundred thirty five.09 one hundred thirty
BR/BRF38 25mm 16mm .18~3 three.forty one~134.82 200
BR/BRF48 30mm 19mm .18~5.5 3.eighty three~176.88 three hundred
BR/BRF58 35mm 19mm .eighteen~7.5 4.39~186.89 450
BR/BRF68 35mm 19mm .eighteen~7.five four.29~199.eighty one 600
BR/BRF78 40mm 24mm .18~eleven five.21~195.24 820
BR/BRF88 50mm 28mm .fifty five~eighteen.five 5.36~246.fifty four 1550
BR/BRF98 60mm 38mm .fifty five~thirty 4.forty nine~289.six 3000
BR/BRF108 70mm 42mm 2.2~forty five 5.06~249.16 4300
BR/BRF138 90mm 55mm 5.5~55 five.fifty one~222.six 8000
BR/BRF148 110mm 55mm 11~90 5.00~163.31 13000
BR/BRF168 120mm 70mm eleven~one hundred sixty eight.seventy seven~229.seventy one 18000

 

 

Resources Knowledge Sheet

Housing materials

Gray Forged iron

Housing hardness

HBS163~255

Gear material

20CrMnTi alloy steel

Surface area hardness of gears

HRC58°~sixty two °

Equipment core hardness

HRC33~48

Input / Output shaft materials

40Cr alloy steel

Enter / Output shaft hardness

HRC32~36

Machining precision of gears

accurate grinding, 6~5 Quality

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Warmth treatment method

tempering, cementiting, quenching, normalizing, etc.

Effectiveness

ninety four%~ninety six% (is dependent on the transmission stage)

Noise (MAX)

60~68dB

Temp. rise (MAX)

40°C

Temp. rise (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Brand name of bearings

China prime brand bearing, HRB/LYC/ZWZ/C&U. Or other manufacturers asked for, SKF, FAG, INA, NSK.

Manufacturer of oil seal

NAK — ZheJiang or other brands requested

 

Detailed Pictures

 

Our process of creation

Our solution line

 

 

Company Profile

 

Firm Profile

Bode  was founded in 2007, which is found in HangZhou town, ZHangZhoug province. As 1 expert maker and exporter, we have more than 17 years’ experience in R & D of worm reducer, gear reducer, gearbox , AC motor and relative spare areas. We have manufacturing unit with superior production and take a look at gear, the robust growth of staff and creating capability provide our clients with high quality items. Our products extensively served to various industries of Metallurgy, Chemical substances, lifting, mining, Petroleum, textile, medicine, picket and many others. Main marketplaces: China, Africa, Australia, Vietnam, Turkey, Japan, Korea, Philippines… Welcome to inquire us any inquiries, good supply constantly for you for extended phrase organization.

FAQ

Q1: Are you buying and selling company or maker?
A: We are manufacturing unit.

Q2: What varieties of gearbox can you create for us?
A: Major goods of our firm: R, S, K, F collection helical-tooth reducer, RV series worm equipment reducer,H Sequence Parallel Shaft Helical Reduction Equipment Box

Q3: Can you make as for every customized drawing?
A: Sure, we offer custom-made provider for customers.

Q4: Can we purchase 1 laptop of every single item for quality screening?
A: Sure, we are glad to settle for trial purchase for good quality testing.

Q5: What details shall we give prior to putting a acquire buy?
A:  a) Sort of the gearbox, ratio, enter and output variety, input flange, mounting placement, and motor informationetc.
     b) Housing colour.
     c) Buy quantity.
     d) Other unique needs.

Q6: How long is your delivery time?
A: Typically it is 5-10 times if the goods are in inventory. or it is fifteen-20 times if the goods are not in stock.

Q7: What is your conditions of payment ?
A: thirty% Progress payment by T/T right after signing the contract.70% before shipping

If you are intrigued in our product, welcome to contact with us.
Our team will do our best to satisfy your need to have 🙂 
 

 

US $50-1,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
BRX/BRXF38 20mm 16mm 0.18~1.1 1.62~4.43 20
BRX/BRXF58 20mm 19mm 0.18~5.5 1.3~5.5 70
BRX/BRXF68 25mm 19mm 0.18~7.5 1.4~6.07 135
BRX/BRXF78 30mm 24mm 1.1~11 1.42~8.00 215
BRX/BRXF88 40mm 28mm 3~22 1.39~8.65 400
BRX/BRXF98 50mm 38mm 5.5~30 1.42~8.23 600
BRX/BRXF108 60mm 42mm 7.5~45 1.44~6.63 830
BRX/BRXF128 75mm 55mm 7.5~90 1.51~6.2 1110
BRX/BRXF158 90mm 70mm 11~132 1.57~6.2 1680

###

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
BR/BRF18 20mm 0.18~0.75 3.83~74.84 85
BR/BRF28 25mm 16mm 0.18~3 3.37~135.09 130
BR/BRF38 25mm 16mm 0.18~3 3.41~134.82 200
BR/BRF48 30mm 19mm 0.18~5.5 3.83~176.88 300
BR/BRF58 35mm 19mm 0.18~7.5 4.39~186.89 450
BR/BRF68 35mm 19mm 0.18~7.5 4.29~199.81 600
BR/BRF78 40mm 24mm 0.18~11 5.21~195.24 820
BR/BRF88 50mm 28mm 0.55~18.5 5.36~246.54 1550
BR/BRF98 60mm 38mm 0.55~30 4.49~289.6 3000
BR/BRF108 70mm 42mm 2.2~45 5.06~249.16 4300
BR/BRF138 90mm 55mm 5.5~55 5.51~222.6 8000
BR/BRF148 110mm 55mm 11~90 5.00~163.31 13000
BR/BRF168 120mm 70mm 11~160 8.77~229.71 18000

###

Housing material
Grey Cast iron
Housing hardness
HBS163~255
Gear material
20CrMnTi alloy steel
Surface hardness of gears
HRC58°~62 °
Gear core hardness
HRC33~48
Input / Output shaft material
40Cr alloy steel
Input / Output shaft hardness
HRC32~36
Machining precision of gears
accurate grinding, 6~5 Grade
Lubricating oil
GB L-CKC220-460, Shell Omala220-460
Heat treatment
tempering, cementiting, quenching, normalizing, 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, SKF, FAG, INA, NSK.
Brand of oil seal
NAK — Taiwan or other brands requested
US $50-1,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
BRX/BRXF38 20mm 16mm 0.18~1.1 1.62~4.43 20
BRX/BRXF58 20mm 19mm 0.18~5.5 1.3~5.5 70
BRX/BRXF68 25mm 19mm 0.18~7.5 1.4~6.07 135
BRX/BRXF78 30mm 24mm 1.1~11 1.42~8.00 215
BRX/BRXF88 40mm 28mm 3~22 1.39~8.65 400
BRX/BRXF98 50mm 38mm 5.5~30 1.42~8.23 600
BRX/BRXF108 60mm 42mm 7.5~45 1.44~6.63 830
BRX/BRXF128 75mm 55mm 7.5~90 1.51~6.2 1110
BRX/BRXF158 90mm 70mm 11~132 1.57~6.2 1680

###

Models Output Shaft Dia. Input Shaft Dia. Power(kW) Ratio Max. Torque(Nm)
BR/BRF18 20mm 0.18~0.75 3.83~74.84 85
BR/BRF28 25mm 16mm 0.18~3 3.37~135.09 130
BR/BRF38 25mm 16mm 0.18~3 3.41~134.82 200
BR/BRF48 30mm 19mm 0.18~5.5 3.83~176.88 300
BR/BRF58 35mm 19mm 0.18~7.5 4.39~186.89 450
BR/BRF68 35mm 19mm 0.18~7.5 4.29~199.81 600
BR/BRF78 40mm 24mm 0.18~11 5.21~195.24 820
BR/BRF88 50mm 28mm 0.55~18.5 5.36~246.54 1550
BR/BRF98 60mm 38mm 0.55~30 4.49~289.6 3000
BR/BRF108 70mm 42mm 2.2~45 5.06~249.16 4300
BR/BRF138 90mm 55mm 5.5~55 5.51~222.6 8000
BR/BRF148 110mm 55mm 11~90 5.00~163.31 13000
BR/BRF168 120mm 70mm 11~160 8.77~229.71 18000

###

Housing material
Grey Cast iron
Housing hardness
HBS163~255
Gear material
20CrMnTi alloy steel
Surface hardness of gears
HRC58°~62 °
Gear core hardness
HRC33~48
Input / Output shaft material
40Cr alloy steel
Input / Output shaft hardness
HRC32~36
Machining precision of gears
accurate grinding, 6~5 Grade
Lubricating oil
GB L-CKC220-460, Shell Omala220-460
Heat treatment
tempering, cementiting, quenching, normalizing, 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, SKF, FAG, INA, NSK.
Brand of oil seal
NAK — Taiwan or other brands requested

How to Choose a Helical Gearbox

Choosing the best helical gearbox is dependent on the type of application you want to use the gear for. You will need to consider the contact ratios and the total of profile shifts required.helical gearbox

Spur gears are more efficient than helical gears

Compared to helical gears, spur gears have straight teeth that are parallel to the axis of the gear. Because they are more efficient, spur gears are often used in low speed applications. However, helical gears are better for low-noise and high-speed applications. Despite their advantages, spur gears are also used in some devices.
Spur gears are not as resilient as other gears. They are less efficient at transmitting power over long distances, and they generate too much noise at high speeds. They also impose a radial load on bearings. They also produce significant vibration that can limit the maximum speed of operation.
Helical gears are better at transferring loads. They are used in a number of applications, including car transmissions, elevators, and conveyors. Helical gears also generate large amounts of thrust. They are also quieter than spur gears.
Unlike spur gears, helical gears use bearings to support their thrust load. They also have more teeth, so they can handle more load than spur gears. They can also be used in non-parallel shafts.
Helical gears are generally used in high-speed mechanical systems. They also have less wear on individual teeth and are quieter running than spur gears.
Helical gears are a refinement of spur gears. They are also used in the printing industry, elevators, and gearboxes for automobiles. They are often used in conjunction with a worm gear to distribute load. They have a higher speed capacity, but they are not as efficient as spur gears. They are used in some high-speed mechanical systems because they generate less noise and vibration.
Spur gears are commonly used in low-speed applications, like rack and pinion setups. Their design makes them more efficient at transmitting power, but they are less resilient than helical gears.
Design space is limited based on a required center distance, target gear ratio, and sum of profile shifts
Using statistically derived parameters, the authors performed a multi-objective optimization of the profile shift of two external cylindrical gears. The main objective of this study was to maximize efficiency and minimize the amount of power lost in the optimized space.
To do this, the authors used a multi-objective optimization algorithm that included all aspects of the optimal profile shift. The algorithm evaluates objective function over a series of generations to determine the best solution.
The multi-objective optimization algorithm was based on a verified optimization algorithm. This algorithm combines analytical pressure loads estimation with an effective method for calculating the deformations of the gear case. Using the aforementioned formulae, the authors were able to identify a feasible solution. The numerical calculations also showed that the corresponding specific sliding coefficients were perfectly balanced.
To identify the most efficient method for determining the profile shift, the authors selected the most efficient method based on the objectives of efficiency and mass. The efficiency objective was considered to be the largest given the small size of the resulting optimization space. This objective is useful in reducing wear failures.
helical gearbox
The largest thermal treatment of a cylindrical gear is case hardening. The ISO/TR 4467:1982 standard provides a practical guide for gears. The largest radii of the pinion and wheel are rb1 and rb2. The ratio of tooth width to base circle diameter of the pinion is normally set to less than 1.
Sliding velocity increases as the distance from the pitch point increases in the line of action
Deflections of the involute profile of a helical gear occur due to the load on the teeth. However, the optimum pressure angle for the gear is not known.
The correct pressure angle for a helical gear cannot be calculated without a surface model. Assuming the pressure is uniform over the profile, a pressure angle of 20deg would be a good bet. However, this would require a mathematical model that can be derived from the Archard wear equation.
In general, the pressure angle will be influenced by the diameter, as well as the gear mesh geometry. It is important to know the actual angle of a helical gear since this will affect the curvature of the profile, the normal force, and the radial force.
The best way to measure the pressure angle is to consider the theoretical pitch diameter. If the pitch diameter is small, then the actual angle will be smaller. This will cause a gap between the flanks. However, it can also cause the gear to deform, leading to unexpected working behavior.
One interesting tangent is the pitch plane, an imaginary plane tangent to the pitch surfaces. The pitch plane is the plane perpendicular to the axial plane of the gear cross section. It is usually used as a reference point to calculate the transverse pressure angle.
The working pressure angle is the angle of the pressure line of the gear mesh. This angle is the same as the reference pressure angle, but the length of the contact line is reduced.
The best way to calculate the working pressure angle is to use the pressure line of the gear mesh. This will give a more accurate value. The actual angle of the pressure line is also related to the transmission ratio. This ratio is usually given as the nominal ratio of angular velocities. The actual velocities will fluctuate about this ratio.

Undercut of a helical gear tooth root

Having an undercut at the pinion root can affect the distribution of load along the line of contact of helical gears. This can result in higher than nominal loads on some teeth and amplitude modulated noise.
The tooth root is affected by a number of factors, including the shape of the tooth cutting tool. The cutting tool must be designed to avoid an undercut without reducing the number of teeth. This is achieved by a process called profile shifting.
Profile shift occurs when the cutting tool changes depth, thereby preventing an undercut. It is often used in the manufacturing process to achieve a greater overlap ratio. The higher the overlap ratio, the less variation there is between the contact lines. This reduces the dynamic tooth loads and reduces noise.
The profile shift is most often associated with the cutting tool tip. This is the point where the involute profile exits the gear, before the tip begins to taper. The involute profile can be defined for every transverse section of the gear face width. The boundary point is a point of tangency between the involute and root profiles.
The involute of a circle is a common way to define a gear-tooth profile. The involute is the path traced by the point on the line when rolling on a circle. It is a useful feature for cylindrical involute gears.
The helix angle is also important to the helical gear. It allows for greater contact capacity and increases the bending capacity of the gear. It must be included in specifications for helical teeth. The angle must be measurable and include the (+-) sign.
The bending strength of a tooth depends on the shape of the root. A large undercut reduces the strength of the tooth.helical gearbox

Contact ratios

Whether a helical gearbox is dynamic or steady-state, the contact ratio is a key factor. The total contact ratio defines the average number of teeth in contact in the plane of action. It is calculated by multiplying the transverse contact ratio with the overlap ratio. The overlap ratio is always non-zero.
The total contact ratio must be 1.0 or greater for a constant speed rotation on the driven side. Gears with a low total contact ratio are known to slow down rotation of the driven gear. The total contact ratio is influenced by the length of the contact line. A high contact ratio is a good choice for dynamic loading.
A low contact ratio results in a greater amount of profile shift and a larger amount of noise. If the contact ratio is too high, it may cause excessive EAP sliding velocity and cause scuffing. In addition, an uneven load share results in amplitude modulated vibrations.
A helical gear is a pair of slim spur gears. The gears are layered in a plane that runs parallel to the face width of the gear teeth. Each gear tooth makes contact with the flank of the next gear tooth. The helical gear tooth flank is a 3-dimensional surface that is a tangent to the base circles of the gears.
The tooth shape of the helical gear tooth is also a key factor in the contact ratio. The tooth form is designed to be in relation to the work piece, tooling, dedendum coefficients, tooth forces, and tooth bending stiffness. A gear tooth form must also relate to tooth surface kinematics and microgeometry modifications.
The active profile is a region of the involute profile between the start and end points. A tooth profile that satisfies the basic law of gear-tooth action is often called a conjugate profile.
China Coaxial Helical Gear Motors 1400 Rpm Motor Speed Reduce Transmission Gearbox     helical bevel gearbox efficiencyChina Coaxial Helical Gear Motors 1400 Rpm Motor Speed Reduce Transmission Gearbox     helical bevel gearbox efficiency
editor by czh 2022-12-13