China Bode Drive 90 Degree Bevel Helical Gear Gearbox coaxial helical gearbox

Merchandise Description

 

Merchandise Description

 

Product Description

-K Sequence Helical Bevel Gearbox

Merchandise Functions
1. Input method: Coupled motor, belted motor, input shaft or relationship flange.
two. Output: Right angle
3. Compact construction. Rigid tooth encounter. Carrying higher torque, high loading capacity.
4.Higher precision gear, guaranteeing the unit to work stably, easy transmission.
5. Reduced sounds, lengthy lifespan. Large overlap coefficient, abrasion resistant.

 

Solution Parameters

1. Technical data

Size 38 48 58 68 78 88 98 108 128 158 168 188
Structure K      KA           KF          KAF        KAZ          KAT           KAB                        
Input power rating(kw) .eighteen~three .eighteen~three .18~5.5 .eighteen~5.5 .37~eleven .75~22 one.3~thirty 3~forty five seven.5~90 eleven~one hundred sixty 11~two hundred eighteen.5~two hundred
Ratio 5.36~
106.38
5.eighty one~
131.87
6.fifty seven~
one hundred forty five.fifteen
7.14~four
4.79
7.22~
192.eighteen
seven.19~
197.27
eight.ninety five~
175.47
8.seventy four~
141.93
eight.sixty eight~
146.07
twelve.66~
150.03
17.35~
164.44
seventeen.ninety seven~
178.37
Highest Torque(N.m) two hundred 400 600 820 1550 2770 4300 8000 13000 18000 32000 50000
Weight 11 20 27 33 57 85 130 250 380 610 1015 1700

2: Layout choice
 

K series gear units are available in the following designs
KAZ..Y.. Brief-flange-mounted helical-bevel gear models with hollow shaft
K…Y… Foot-mounted helical-bevel gear units with CZPT shaft
KAT…Y… Torque-arm-mounted helical-bevel equipment models with hollow shaft
KAB…Y… Foot-mounted helical-bevel equipment models with hollow shaft
K(KF,KA,KAF,KAB,KAZ)S… Shaft input helical-bevel equipment units
KA…Y… Helical-bevel gear units with hollow shaft
KA(K, KF ,KAF, KAB ,KAZ)R..Y… Combinatorial helical-bevel equipment units
KF…Y… Flange-mounted helical-bevel equipment models with CZPT shaft
KA(K, KF ,KAF ,KAZ)S…R… Shaft input combinatorial helical-bevel gear models
KAF…Y… Flange-mounted helical-bevel equipment units with hollow shaft
KA(K, KF ,KAF, KAB ,KAZ)…Y… When equipping the user’s motor or the particular 1 ,the flange is needed to be connected

Materials Info Sheet

 

Housing content

Grey Forged iron

Housing hardness

HBS163~255

Equipment content

20CrMnTi alloy metal

Area hardness of gears

HRC58°~sixty two °

Gear core hardness

HRC33~forty eight

Input / Output shaft substance

40Cr alloy metal

Input / Output shaft hardness

HRC32~36

Machining precision of gears

correct grinding, 6~5 Grade

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Heat treatment

tempering, cementiting, quenching, normalizing, etc.

Performance

ninety four%~96% (is dependent on the transmission phase)

Sounds (MAX)

60~68dB

Temp. increase (MAX)

40°C

Temp. rise (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Manufacturer of bearings

China best model bearing, HRB/LYC/ZWZ/C&U. Or other manufacturers requested, SKF, FAG, INA, NSK.

Model of oil seal

NAK — ZheJiang or other brand names requested

 

Detailed Pictures

 

 

Our approach of production

Our merchandise line

 

Firm Profile

 

Business Profile

Bode  was started in 2007, which is positioned in HangZhou city, ZHangZhoug province. As 1 expert maker and exporter, we have a lot more than seventeen years’ experience in R & D of worm reducer, equipment reducer, gearbox , AC motor and relative spare parts. We have manufacturing unit with superior production and take a look at gear, the powerful advancement of crew and generating ability offer our buyers with substantial top quality goods. Our merchandise widely served to numerous industries of Metallurgy, Substances, lifting, mining, Petroleum, textile, medicine, picket and so on. Main marketplaces: China, Africa, Australia, Vietnam, Turkey, Japan, Korea, Philippines… Welcome to request us any questions, very good supply usually for you for prolonged phrase enterprise.

FAQ

Q1: Are you investing company or producer?
A: We are factory.

Q2: What sorts of gearbox can you generate for us?
A: Principal items of our firm: R, S, K, F collection helical-tooth reducer, RV series worm gear reducer,H Sequence Parallel Shaft Helical Reduction Gear Box

Q3: Can you make as per custom made drawing?
A: Sure, we provide customized services for clients.

This fall: Can we acquire 1 personal computer of each item for quality screening?
A: Yes, we are happy to acknowledge demo get for good quality tests.

Q5: What information shall we give prior to inserting a obtain purchase?
A:  a) Kind of the gearbox, ratio, input and output kind, input flange, mounting situation, and motor informationetc.
     b) Housing colour.
     c) Acquire quantity.
     d) Other specific demands.

Q6: How lengthy is your delivery time?
A: Generally it is 5-10 days if the items are in inventory. or it is 15-20 days if the merchandise are not in inventory.

Q7: What is your phrases of payment ?
A: thirty% Progress payment by T/T following signing the contract.70% prior to shipping and delivery

If you are interested in our solution, welcome to speak to with us.
Our team will do our best to fulfill your need 🙂 
 

 

Application: Motor, Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Three-Step
Samples:
US$ 90/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

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 Bode Drive 90 Degree Bevel Helical Gear Gearbox     coaxial helical gearboxChina Bode Drive 90 Degree Bevel Helical Gear Gearbox     coaxial helical gearbox
editor by CX 2023-04-12

Helical Gearbox

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

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