China Cast Iron K Series Right Angle Helical Gearbox application of helical gearbox

Merchandise Description

 

Merchandise Description

 

Product Description

-K Series Helical Bevel Gearbox

Product Characteristics
one. Input mode: Coupled motor, belted motor, enter shaft or relationship flange.
2. Output: Right angle
3. Compact construction. Rigid tooth encounter. Carrying greater torque, higher loading capability.
4.High precision gear, guaranteeing the unit to work stably, clean transmission.
five. Reduced sound, prolonged 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 electrical power score(kw) .eighteen~three .eighteen~3 .eighteen~5.five .18~5.five .37~eleven .75~22 1.3~30 three~45 7.5~90 11~a hundred and sixty eleven~two hundred 18.5~two hundred
Ratio five.36~
106.38
5.eighty one~
131.87
six.fifty seven~
one hundred forty five.15
seven.fourteen~four
4.seventy nine
seven.22~
192.eighteen
seven.19~
197.27
8.ninety five~
one hundred seventy five.47
eight.74~
141.ninety three
eight.68~
146.07
twelve.sixty six~
150.03
seventeen.35~
164.44
17.ninety seven~
178.37
Optimum Torque(N.m) two hundred four hundred 600 820 1550 2770 4300 8000 13000 18000 32000 50000
Weight 11 20 27 33 57 85 130 250 380 610 1015 1700

2: Style alternative
 

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

Resources Data Sheet

 

Housing materials

Gray Cast iron

Housing hardness

HBS163~255

Gear materials

20CrMnTi alloy steel

Area hardness of gears

HRC58°~sixty two °

Equipment main hardness

HRC33~forty eight

Input / Output shaft material

40Cr alloy metal

Input / Output shaft hardness

HRC32~36

Machining precision of gears

correct grinding, 6~5 Quality

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Warmth therapy

tempering, cementiting, quenching, normalizing, and so on.

Effectiveness

ninety four%~96% (relies upon on the transmission phase)

Sound (MAX)

sixty~68dB

Temp. rise (MAX)

40°C

Temp. rise (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Brand name of bearings

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

Brand name of oil seal

NAK — ZheJiang or other brand names asked for

 

Detailed Pictures

 

 

Our procedure of generation

Our merchandise line

 

Firm Profile

 

Firm Profile

Bode  was founded in 2007, which is positioned in HangZhou city, ZHangZhoug province. As 1 specialist maker and exporter, we have more than seventeen years’ knowledge in R & D of worm reducer, equipment reducer, gearbox , AC motor and relative spare areas. We have manufacturing unit with advanced manufacturing and check tools, the strong advancement of staff and creating capability offer you our buyers with large high quality goods. Our products widely served to different industries of Metallurgy, Substances, lifting, mining, Petroleum, textile, medicine, picket and so on. Main markets: China, Africa, Australia, Vietnam, Turkey, Japan, Korea, Philippines… Welcome to question us any queries, great provide often for you for extended phrase enterprise.

FAQ

Q1: Are you buying and selling organization or manufacturer?
A: We are manufacturing facility.

Q2: What varieties of gearbox can you create for us?
A: Principal merchandise of our business: R, S, K, F sequence helical-tooth reducer, RV sequence worm equipment reducer,H Series Parallel Shaft Helical Reduction Equipment Box

Q3: Can you make as per custom drawing?
A: Sure, we provide tailored provider for buyers.

This fall: Can we acquire 1 pc of every merchandise for good quality tests?
A: Sure, we are happy to accept trial purchase for high quality testing.

Q5: What information shall we give prior to putting a obtain get?
A:  a) Variety of the gearbox, ratio, input and output variety, input flange, mounting place, and motor informationetc.
     b) Housing color.
     c) Obtain quantity.
     d) Other special specifications.

Q6: How long is your delivery time?
A: Normally it is 5-10 times if the items are in stock. or it is 15-20 days if the products are not in inventory.

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

If you are interested in our merchandise, welcome to contact with us.
Our group will do our ideal to satisfy your need to have 🙂 
 

 

US $90-5,500
/ Piece
|
1 Piece

(Min. Order)

###

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)

|
Request Sample

###

Customization:

###

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) 0.18~3 0.18~3 0.18~5.5 0.18~5.5 0.37~11 0.75~22 1.3~30 3~45 7.5~90 11~160 11~200 18.5~200
Ratio 5.36~
106.38
5.81~
131.87
6.57~
145.15
7.14~4
4.79
7.22~
192.18
7.19~
197.27
8.95~
175.47
8.74~
141.93
8.68~
146.07
12.66~
150.03
17.35~
164.44
17.97~
178.37
Maximum Torque(N.m) 200 400 600 820 1550 2770 4300 8000 13000 18000 32000 50000
Weight 11 20 27 33 57 85 130 250 380 610 1015 1700

###

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

###

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 $90-5,500
/ Piece
|
1 Piece

(Min. Order)

###

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)

|
Request Sample

###

Customization:

###

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) 0.18~3 0.18~3 0.18~5.5 0.18~5.5 0.37~11 0.75~22 1.3~30 3~45 7.5~90 11~160 11~200 18.5~200
Ratio 5.36~
106.38
5.81~
131.87
6.57~
145.15
7.14~4
4.79
7.22~
192.18
7.19~
197.27
8.95~
175.47
8.74~
141.93
8.68~
146.07
12.66~
150.03
17.35~
164.44
17.97~
178.37
Maximum Torque(N.m) 200 400 600 820 1550 2770 4300 8000 13000 18000 32000 50000
Weight 11 20 27 33 57 85 130 250 380 610 1015 1700

###

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

###

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

Helical Gearbox

Using a helical gearbox can greatly improve the accuracy of a machine and reduce the effects of vibration and shaft axis impact. A gearbox is a circular machine part that has teeth that mesh with other teeth. The teeth are cut or inserted and are designed to transmit speed and torque.helical gearbox

Sliding

Among the many types of gearboxes, the helical gearbox is the most commonly used gearbox. This is because the helical gearbox has a sliding contact. The contact between two gear teeth begins at the beginning of one tooth and progresses to line contact as the gear rotates.
Helical gears are cylindrical gears with teeth cut at an angle to the axis. This angle enables helical gears to capture the velocity reversal at the pitch line due to the sliding friction. This leads to a much smoother motion and less wear. Moreover, the helical gearbox is more durable and quieter than other gearboxes.
Helical gears are divided into two categories. The first group comprises of crossed-axis helical gears, commonly used in automobile engine distributor/oil pump shafts. The second group comprises of zero-helix-angle gears, which do not produce axial forces. However, they do create heat, which causes loss of efficiency.
The helical gearbox configuration is often confounded, which results in higher working costs. In addition, the helical gearbox configuration does not have the same torque/$ ratio as zero-helix angle planetary gears.
When designing gears, it is important to consider the effects of gear sliding. Sliding can lead to friction, which can cause loss of power transmission. It also leads to uneven load distribution, which decreases the loadability of the helical planetary gearbox.
In addition, the mesh stiffness of helical gears is commonly ignored by researchers. An analytical model for the mesh stiffness of helical gears has been proposed.

Axial thrust forces

Several options are available for axial thrust forces in helical gearboxes. The most obvious is to use a double helical gear to offset the force component. Another option is to use a thrust bearing with a lower load carrying capacity. This becomes a sacrificial component.
In order to transmit a force, it must be distributed along the contact line. This force is the sum of tangential, radial and axial force components. All these components must be transferred from the source to the output. This is a complex process that involves the use of gears.
The axial force component must be transferred through the gears. The resultant force is then divided into orthogonal components and divided into the thrust directions. The radial force component is from the contact point to the driven gear center.
The axial force component is also determined by the size of the gear’s pitch diameter. A larger pitch diameter results in a greater bearing moment. Similarly, a larger gear ratio will produce a higher torque transmission.
It should be noted that the axial force component is only a small part of the total force. The normal force is distributed along the contact line.
The double helical gear is also not a perfect duplicate of the herringbone gear. It has two equal halves. It is used interchangeably with the herringbone gear. It also has the same helix angle.helical gearbox

Reduced impact on the shaft axis

Increasing the helix angle of a gear pair will reduce resonance effects on the shaft axis of a helical gearbox. However, this will not reduce the overall vibration in the gearbox. In fact, it will increase the vibration. This can lead to serious fatigue faults in the drive train.
This is because the helix angle has an effect on the contact line between two teeth. As the helix angle increases, the length of the contact line decreases. In addition, it has an effect on the normal force and curvature radii of the teeth. The pressure angle also affects the curvature radii.
Helical gears have several advantages over spur gears. These advantages include: lower vibration, NVH (noise, vibration and harshness) characteristics, and smooth operation under heavy loads. They also have better torque capability. However, they produce higher friction. They also require unique approaches to control their thrust forces.
The first step in reducing resonance effects is to regulate the meshing frequency of the helical gear stage. This can be done by varying the shift factors in the gear. If the shift factors are too large, then the gear will experience resonance effects. The helix angle is also affected by the gear’s shift factors. It is therefore important to control the gear’s geometry in order to reduce the resonance effects.
Next, the effects of the web structure and rim thickness on the root stress of the gear are examined. These are measured by strain gage. The results indicate that the maximum root stress is obtained when the worst meshing position is reached.

Quieter operation

Compared to spur gears, helical gears are much quieter in operation. This is due to their larger teeth. Aside from this, they have a higher load-carrying capacity. They also run smoother and have a higher speed capability. Helical gears are also a good substitute for spur gears.
The most significant parameter relating to noise reduction is the gear contact ratio. It ranges from below 1 to more than 10 and is determined by the number of teeth intersecting a parallel shaft line at the pith circle. It is also a good indicator of the level of noise reduction that helical gears provide.
In addition, helical gears have a lower impulse flexure than spur gears. This is because the contact point slides along the helical surface of each tooth. This also adds internal damping to the gear system.
While helical gears are less noisy than spur gears, they do have a high level of wear and tear. This can affect the performance of the gear. However, it is possible to improve the smoothness of the tooth surface by grinding. In addition, running the gears in oil can also help improve the smoothness of the tooth surface.
There are many industries that use helical gears. For example, the automotive industry uses them in their transmissions. They also are used in the agricultural industry. They are often used in heavy trucks.
Helical gears are also known to generate less heat and are quieter than other gears. They can also deliver parallel power transfers between parallel or non-parallel shafts.

Improved accuracy

Increasing the accuracy of a helical gearbox is the key to its operation and reliability. The accuracy of the gearbox is dependent on several features. Among the most important are the profile and lead. Moreover, the power requirements of a gear drive should be taken into consideration.
The profile is the most sensitive feature of a helical gear. If the profile is not symmetric, the gear will run with a noisy spur gear. In addition, the profile is also the most sensitive to lead.
A helical gearbox plays a key role in the power transmission of industrial applications. However, the heavy duty operating conditions make it susceptible to a variety of faults.
A helical gearbox’s performance depends on the accuracy of the individual gears. This is accomplished by minimizing the backlash. A common way to reduce backlash is to approach all target positions from a common direction. This approach also reduces transmission noise.
The accuracy of a helical gearbox can be improved by using a flexible electronic gearbox. This can reduce the degree of twist. Moreover, it can increase the accuracy of gear machining.
A helical gearbox with an electronic gearbox can increase the accuracy of twist compensation. It can also improve the linkage between B-axis, C-axis, and Z-axis. Moreover, the electronic gearbox will ensure the linkage relationship between Y-axis, Z-axis, and C-axis.
The accuracy of a helical Gearbox can be improved by calculating the position error of the gear train. Pitch deviation and helix angle deviation are two types of position error.helical gearbox

Reduced vibration

Using helical gearboxes can reduce vibration and noise. These gears are used in a variety of applications, including automotive transmissions. Moreover, these gears are quiet enough to operate in noise-sensitive applications.
Using CZPT software, three different gearbox housing designs are compared. The external dimensions and mass of each design are kept constant, but different quantities of longitudinal and transverse stiffeners are employed. The resulting models are then compared to experimental results. In addition, the free vibration response of these models is analyzed. The results are shown in Fig. 5.
In terms of noise reduction, the cellular model produces the lowest sound pressure level. However, the cross model produces the higher sound level. The cellular model also produces better peak to peak results.
The input-stage gear pair is the power source of the output-stage gear pair. The output-stage gear pair’s vibration is also studied. This includes a phase diagram and a frequency-domain diagram. The influence of the driving torque and the pinion’s velocity on the vibration is studied in a numerical manner. The time evolution of the normal force and the lubricant stiffness is also studied.
The input-stage pinion modification reduces the input-stage gear pair’s vibration. This reduction is achieved by adding dual bearing support to the input shaft.
China Cast Iron K Series Right Angle Helical Gearbox     application of helical gearboxChina Cast Iron K Series Right Angle Helical Gearbox     application of helical gearbox
editor by czh 2023-01-18

Helical bevel gear

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