China Eastwell B Series Industrial Helical Bevel Right Angle Gear Box coaxial helical inline gearbox

Item Description

Features of H. B Collection Equipment Models/ Gear speed reducer/ Gear Motor/ Gearbox:
one. H. B collection equipment units undertake currency layout and could rework into specific reducer in accordance to customer’s prerequisite.
2. The housing of 1 dimension can recognize parallel shaft, right-angle shaft modes and horizontal, vertical mounting modes. Variety of elements is reducible The number of reducer’s manner is augmentable.
three. Seem-absorbable structure, lager surface area, large admirer decrease temperature and sounds, advanced grinding approach of cylindrical gear and bevel equipment increase stability and transmit electricity more proficiently.
 

Housing material     HT250 Large strength cast iron
Gear content 20CrMnTi
Equipment Floor&hardness  HRC58°-62°
Gear main hardness HRC33°-78°
Enter/Output shaft material           40Cr
Equipment Machining precision Correct grinding 6-5 grade
Warmth therapy Carburizing,Quenching etc
Effectiveness up to ninety two%
Sounds(Max) 60-67dB
Installation type Horizontal mounting place,Vertical mounting situation
Output type Reliable shaft,Hollow shaft,hollow shaft with shrink disk,flanged shaft
Bearing brand NSK,SKF,HRB,ZWZ etc
Oil seal brand NAK,KSK etc
Lubricant VG220
Motor IP55, F course
Motor shaft 40Cr, Carburizing,Quenching etc
Warranty 12months
Coloration Blue,Gray

 

Characteristic gain

1.It adopts new modular layout and is convenient for mass creation combining the adaptable set up web site and varied output kinds, it can fulfill the requires of most apps and installation sites 
2.It adopts various cooling and lubricating modes to guarantee trustworthy meet up with warmth dissipation in diverse environments, in addition, assorted sealing modes can also be applied. 

Specification parameter

Set up:      horizontal and vertical
Drive Grade:      Single-phase, 2, 3 and 4-phase drives are accessible
Output Torque:      3~900kNm
Drive ratio:      1.25 ~450
Effectiveness:      Single-stage ninety eight%, 2-phase 96%, 3-stage ninety four%, 4-stage ninety two%

Industrial Application 
Power Plant Equipment 
Metallurgical Industry 
Metallic Forming Machinery 
Petrochemical Industry 
Mining Machine 
Hoisting Machinery 
Construction Industry 
Environmental Security Industry 
Cable Industry 
Meals Machinery 

Certificates
Passed ” ISO 9001 Global Good quality Program Certification”,”Europe CE Certificate”, ” Swiss SGS Certification”,”High-tech company certification of ZheJiang town”,”Superb functionality administration enterprise of ZheJiang town”,and so forth.
FAQ 
1. Q: Can you make as for every customized drawing? 
A: Yes, we supply personalized provider for clients. 
two. Q: Are you a factory or investing organization? 
A. We are company in ZheJiang China. 
three. Q: What is actually your MOQ? 
A: One piece. 
4. Q: What’s your manufacturing time? 
A: 7-fifteen doing work times soon after receiving payment. 
five. Q: What’s your payment phrases? 
A: T/T, thirty% payment in progress, 70% balance payment need to be compensated prior to delivery. 
six. Q: What is your bundle? 
A: In wooden box packaging. 

ZheJiang EASTWELL Gear Reducer Co.,Ltd., previous a joint venture invested by is a ZheJiang EAST PUMP Team and Properly Company of The us.We are professional maker of the gear reducers and focus in the equipment reducers region in China for twenty a long time. EASTWELL has outstanding R&D group,leading-rating production and take a look at products.So we have the sturdy power in the creating and producing the specifications variety as effectively as the customized kind equipment reducer for our consumers.

US $1,000-70,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery
Function: Change Drive Torque, Speed Changing, Speed Reduction
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Type: Helical Gear

###

Customization:

###

Housing material     HT250 High strength cast iron
Gear material 20CrMnTi
Gear Surface&hardness  HRC58°-62°
Gear core hardness HRC33°-78°
Input/Output shaft material           40Cr
Gear Machining precision Accurate grinding 6-5 grade
Heat treatment Carburizing,Quenching etc
Efficiency up to 92%
Noise(Max) 60-67dB
Installation type Horizontal mounting position,Vertical mounting position
Output type Solid shaft,Hollow shaft,hollow shaft with shrink disk,flanged shaft
Bearing brand NSK,SKF,HRB,ZWZ etc
Oil seal brand NAK,KSK etc
Lubricant VG220
Motor IP55, F class
Motor shaft 40Cr, Carburizing,Quenching etc
Warranty 12months
Color Blue,Grey
US $1,000-70,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery
Function: Change Drive Torque, Speed Changing, Speed Reduction
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Type: Helical Gear

###

Customization:

###

Housing material     HT250 High strength cast iron
Gear material 20CrMnTi
Gear Surface&hardness  HRC58°-62°
Gear core hardness HRC33°-78°
Input/Output shaft material           40Cr
Gear Machining precision Accurate grinding 6-5 grade
Heat treatment Carburizing,Quenching etc
Efficiency up to 92%
Noise(Max) 60-67dB
Installation type Horizontal mounting position,Vertical mounting position
Output type Solid shaft,Hollow shaft,hollow shaft with shrink disk,flanged shaft
Bearing brand NSK,SKF,HRB,ZWZ etc
Oil seal brand NAK,KSK etc
Lubricant VG220
Motor IP55, F class
Motor shaft 40Cr, Carburizing,Quenching etc
Warranty 12months
Color Blue,Grey

How to Design a Helical Gearbox

Basically, a gear is a rotating circular machine part that has teeth cut into it to transmit torque or speed. Gears operate on a similar principle to levers. However, gears are usually asymmetrical in nature, and they have meshing teeth that work together to transmit torque or speed.helical gearbox

Helix angle

Whether you’re looking for a right angle gearbox or a helical gearbox, the angle of the teeth is an important consideration. It affects contact ratios, radial force and the torque capacity of the gear.
A helical gearbox uses the same basic elements as a spur gear, except it has teeth that are closer together. It is also more suited for high-load applications. It is also quieter than conventional gears. The main differences between a helical gearbox and a spur gear are its pitch and the helix angle.
The pitch of a helical gear is measured in the plane perpendicular to the direction of the teeth. It may also be called circular pitch. The pitch of a helical gear may be greater or less than circular pitch.
The normal pitch of a helical gear is also measured in the plane perpendicular to its direction of rotation. It is often called the reference value.
Unlike the spur gear, a helical gear does not have a unique optimum pressure angle. A helical gear’s contact ratio will decrease as the pressure angle increases. This is due to the fact that the length of the contact line decreases.
The pitch of a helical planetary gearbox can be calculated by dividing the total helix angle of the pinion and gear by the sum of their normal pressure angles. The helix angle is usually between 15 and 30 degrees.

Center distance

During the design of a helical gearbox, the center distance between the gears is a crucial input parameter. The center distance should be accurately calculated and modified based on the actual usage conditions. Undersized center distances cause a gear to mesh at a point other than the pitch point, which can lead to increased noise, premature wear and amplitude modulated vibrations.
The best way to calculate a helical gear’s center distance is to calculate the helix angle. This is often referred to as the fundamental rule of gearing. The helix angle is a mathematical expression that defines the relationship between the transverse and normal planes of the gear tooth. The pitch circle diameter increases with helix angle.
The number of teeth in a gear is also a relevant input parameter. There are a number of considerations to consider for determining the helix angle, such as the tooth depth, the pitch diameter, the number of teeth, and the radii of the index circle. The tooth depth is a useful way to calculate bottom clearance.
During the design of a helical mesh, the radial and axial thrust forces are produced. The angular backlash of a gear may vary depending on the type of gear, the pitch diameter and the transmission ratio. The total length of contact lines varies more gradually with the helix angle.
The number of cross sections in a helical mesh is also important. The radial module form is more economic to manufacture. The helical gearbox can be produced by using the same tooth cutting tools as spur gears.

Backlash

Having a smooth rotation of meshing gears is important. However, backlash is an issue that needs to be addressed. There are several ways of controlling backlash. The amount of backlash required depends on the application, size, and accuracy of the gears.
There are two basic ways of reducing backlash. The first is to decrease the distance between the gear centers. The second is to use spring loaded gears. The latter works better in low torque unidirectional drives.
The difference between the distances is called the transverse contact ratio. The longer the distance, the more rotational motion is required. The angular backlash is the opposite of the radial backlash.
The backlash may also be measured in terms of the angular distance between two gears. This measurement can be converted into an angular value at the operating pitch circle. A worm gear is another example.
Using the correct backlash calculator can determine the correct amount of backlash for your helical gearbox. The amount of backlash depends on the accuracy of the individual gears and the type of gearbox.
The gearbox also has components like pulleys, bearings, and wheels. There are several ways of reducing backlash, including the use of bolts and shims to decrease the center distance between gears. In heavy duty applications, a rigid bolted assembly is common.
To calculate the backlash of a geartrain, one must know the gear ratio of each gear in the train and how much it is mated to the reference shaft. This information is especially helpful for cumulative backlash.helical gearbox

Durability

Optimal design, materials, manufacturing, and maintenance procedures affect the lifecycle of a gear. This includes production, repair and replacement costs. The optimum maintenance schedule must also account for lifecycle costs.
The life of a gear can be extended by proper tooth tip relief. This will reduce wear, improve meshing, and increase the longevity of your gear.
The helical gearbox is a specialized type of gearbox, which transforms power from one right angle axis to another. Typical applications include automotive transmissions. It is a popular choice in applications with high speed, high load, or non-parallel shafts. It is quieter and smoother than spur gears. The modular production method used in helical gearboxes provides the best possible standard for component integrity and performance.
One of the most important components of a helical gearbox is the thrust bearings. These support the thrust forces created by the gears and can absorb some of them. A helical gearbox is best suited for high load applications that require a smooth gearing motion.
A good helical gearbox is one that is manufactured with bearings that can handle axial loading. A helical gearbox with a central gulley is often needed for tool clearance. The helix angle also has a bearing on its durability.
The helix angle is also the source of the largest thrust force produced by a helical gear. This large thrust force is produced by a series of special angle cut teeth. This may be one of the reasons why helical gears have been used in high speed applications.

Noise

Generally speaking, helical gears are considered to be a relative quieter gear than spur gears. It is estimated that a helical gear set with axial contact ratio of 2 is about 19 dB quieter than a spur gear set with the same contact ratio.
The term “whine” is often used to describe the tonal character of gear noise. This is a function of the dynamic forces that act on the gear mesh. The dynamic forces are related to rotational speed.
There are two main types of gear noise: the gear-specific noise and peripheral component noise. Both of these types can be caused by high-speed gears transmitting the power of an engine.
The gear-specific noise may be related to the number of teeth in contact. A low contact ratio can slow down the rotational speed of the driven gear. However, a high contact ratio will not reduce the transmission error. This is why it is important to prioritize your design intent before attempting any noise reduction measures.
The tonal character of gear noise can be determined by collecting and analyzing data over a period of time. This may include a series of tests at loads within the desired load range. This measurement can serve as a starting point for a gearbox’s root cause analysis.
The gear-specific noise has a number of mechanisms. These include the aforementioned transmission error signal and the gear-specific whine.helical gearbox

Applications

Various industries like plastics, printing, cement and other heavy industrial settings use helical gearboxes. Their advantages include low power consumption, quieter operation and high load application. However, there are some limitations. For example, heat generated by sliding contact is a hindrance to efficiency. It should also be noted that gear weight affects the performance of the gear.
There are two ways to mesh helical gears. The first method is to place the shafts oriented at a certain angle of helix, in a mesh. The second method is to place the shafts oriented in a different angle of helix. The difference in angle is referred to as the helix angle.
The helical gearbox is the most widely used gearbox. It is compact in size and works at a high efficiency. It is useful for driving conveyors, coolers and machines. It is also used in automation control systems.
Helical gears are often chosen over spur gears for non-parallel shafts. They are also used in gearboxes for automotive applications and in elevators. They also reduce vibrations.
The gears are made of special teeth that are angled to an axis. They are also cut at an angle. This allows for perpendicular meshing. They can be divided into two basic categories: crossed axis gears and single helical gears. Single helical gears can be right-handed or left-handed. Crossed axis gears are usually used to connect parallel shafts.
China Eastwell B Series Industrial Helical Bevel Right Angle Gear Box     coaxial helical inline gearboxChina Eastwell B Series Industrial Helical Bevel Right Angle Gear Box     coaxial helical inline gearbox
editor by czh 2023-01-15