components of helical gearbox

Item Description

Merchandise Description

Twin Screw Extruder Twin Screw Gearbox Large Torque Gearbox

 

Twin Screw Gearbox Functions

— Substantial Velocity
—Triaxiality parallel layout boost B axis bearing capability.
—Challengling manufacture and practical assemply.Larger the price.
—Modular structure design and style attain 2 types of gearbox torque grade.

 

Twin Screw Gearbox Introduction

 

Twin Screw Gearbox adopting most current standard ISO1328,the precision of cylindrical equipment of spherical involute, and combining our prolonged term encounter and specialty of twin-screw extruders, SHTDN gearboxes are meticulously created with top superior developing ideas in the world for co-oriented rotating twin-screw extruders, with completely unbiased Intellectual House Legal rights.
The gears are created of carburizing steel of substantial-power alloy of very good good quality by carburizing and quenching for tooth, of which all the equipment grinding procedures are finished by imported equipment grinding devices. Equipment parameters are optimized and specially developed for the traits of twin screw extruders, lowering tension concentration on root of equipment and improving equipment surface area conditions. We have improved equipment intension of flexural exhaustion, exhaustion power and ratio of broad diameter. We have also adopted the newest designing notion and engineering of heating treatment for the structure of gears, thereby ensured gears from uniformity of precision and toughness.

 

SHTDN High Torque Gearbox Information Desk

 

SHTDN Gearbox Energy&Torque Table

Design

CD(MM)

Torque Grade(T/A3)

RPM 300r/min

RPM 400r/min

RPM 500r/min

RPM 600r/min

RPM 800r/min

RPM 900r/min

SHTD20N

18

<13

seven.5kw

11kw

SHTD25N

22

<13

11kw

15kw

eighteen.5kw

22kw

SHTD30N

26

<13

22kw

30kw

37kw

SHTD35N

30

<13

18.5kw

22kw

30kw

37kw

50kw

60kw

SHTD40N

34.5

<13

30kw

45kw

55kw

65kw

90kw

90kw

SHTD50N

42

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD52N

forty three

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD58N

forty eight

<13

90kw

110kw

132kw

160kw

220kw

250kw

SHTD65N

52

<13

110kw

132kw

160kw

220kw

280kw

315kw

SHTD75N

60

<13

160kw

220kw

250kw

315kw

450kw

500kw

SHTD85N

sixty seven.8

<13

220kw

315kw

400kw

500kw

600kw

650kw

SHTD95N

78

<13

350kw

450kw

550kw

650kw

900kw

1000kw

SHTD110N

ninety two

<13

560kw

710kw

900kw

1000kw

SHTD125N

100

<13

800kw

1000kw

1250kw

1400kw

SHTD135N

110

<13

1000kw

1400kw

1600kw

2000kw

SHTD150N

120

<13

1320kw

1750kw

 

 

 

 

 

Production Procedure
 

Packing&Shipping and delivery
 

Packing Specifics: According to your order amount packaging,shipping wooden bins,air carton.

Supply Specifics: 5-60days right after buy.

one.Rust-proof oil processing,

   Prevent rust in transit.

2.Oiled paper packages,

   Prevent oil dry.

three.Bubble wrap package deal,

   Prevent collosions.

four.Specific foam packaging. 5.Packing six.Sealing

Our Support

 

24-hour Hotline

 

No matter when and where

to get in touch with we can uncover our provider to you.

 

 

Pre-product sales Consultation

 

We have 5 product sales individuals on-line,

and regardless of whether you have any question

can be solved via on the internet

conversation,welcome your consultation.

Soon after-sales Providers

 

Obtain items have any

questions about the merchandise,

can appear for us,we will help

you offer with the the 1st time,to your fulfillment.

 

All ZT keep pay consideration to every single phase of the specifics,We are seeking forward to the forge forward jointly with you!

 

 

FAQ

 

How lengthy does it consider to get my merchandise considering that I paid for them?

—In accordance to yout get quantity,we will give you a reasonable shipping date.

 

Can I get the guarantee of 1 12 months for cost-free?

—If you need the warranty,you must pay for it.If not,do not be concerned ,we have self-assurance in our products.

 

How is your following-sale services?

—You will get our aid in time as lengthy as you locate some thing improper about our creates.Believe us,you ought to have the best.

 

How long will your solution final?

—I am sorry that I can not correctly answer your issue,which is quite distinct from your operation time,materials and components.
 

Application: Machinery
Function: Speed Reduction
Layout: Double Drive Gearbox
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step

###

Customization:

###

SHTDN Gearbox Power&Torque Table
Model
CD(MM)
Torque Grade(T/A3)
RPM 300r/min
RPM 400r/min
RPM 500r/min
RPM 600r/min
RPM 800r/min
RPM 900r/min
SHTD20N
18
<13
7.5kw
11kw
SHTD25N
22
<13
11kw
15kw
18.5kw
22kw
SHTD30N
26
<13
22kw
30kw
37kw
SHTD35N
30
<13
18.5kw
22kw
30kw
37kw
50kw
60kw
SHTD40N
34.5
<13
30kw
45kw
55kw
65kw
90kw
90kw
SHTD50N
42
<13
55kw
75kw
90kw
110kw
132kw
160kw
SHTD52N
43
<13
55kw
75kw
90kw
110kw
132kw
160kw
SHTD58N
48
<13
90kw
110kw
132kw
160kw
220kw
250kw
SHTD65N
52
<13
110kw
132kw
160kw
220kw
280kw
315kw
SHTD75N
60
<13
160kw
220kw
250kw
315kw
450kw
500kw
SHTD85N
67.8
<13
220kw
315kw
400kw
500kw
600kw
650kw
SHTD95N
78
<13
350kw
450kw
550kw
650kw
900kw
1000kw
SHTD110N
92
<13
560kw
710kw
900kw
1000kw
SHTD125N
100
<13
800kw
1000kw
1250kw
1400kw
SHTD135N
110
<13
1000kw
1400kw
1600kw
2000kw
SHTD150N
120
<13
1320kw
1750kw

###

Small Lab Helical Twin Screw High Torque Gearbox Small Lab Helical Twin Screw High Torque Gearbox Small Lab Helical Twin Screw High Torque Gearbox

###

1.Rust-proof oil processing,

   Prevent rust in transit.

2.Oiled paper packages,

   Prevent oil dry.

3.Bubble wrap package,

   Prevent collosions.

4.Special foam packaging. 5.Packing 6.Sealing

###

24-hour Hotline

 

No matter when and where

to call we can find our service to you.

 

 

Pre-sales Consultation

 

We have five sales people online,

and whether you have any question

can be solved through online

communication,welcome your consultation.

After-sales Services

 

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

 

All ZT keep pay attention to every step of the details,We are looking forward to the forge ahead together with you!

 

Application: Machinery
Function: Speed Reduction
Layout: Double Drive Gearbox
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step

###

Customization:

###

SHTDN Gearbox Power&Torque Table
Model
CD(MM)
Torque Grade(T/A3)
RPM 300r/min
RPM 400r/min
RPM 500r/min
RPM 600r/min
RPM 800r/min
RPM 900r/min
SHTD20N
18
<13
7.5kw
11kw
SHTD25N
22
<13
11kw
15kw
18.5kw
22kw
SHTD30N
26
<13
22kw
30kw
37kw
SHTD35N
30
<13
18.5kw
22kw
30kw
37kw
50kw
60kw
SHTD40N
34.5
<13
30kw
45kw
55kw
65kw
90kw
90kw
SHTD50N
42
<13
55kw
75kw
90kw
110kw
132kw
160kw
SHTD52N
43
<13
55kw
75kw
90kw
110kw
132kw
160kw
SHTD58N
48
<13
90kw
110kw
132kw
160kw
220kw
250kw
SHTD65N
52
<13
110kw
132kw
160kw
220kw
280kw
315kw
SHTD75N
60
<13
160kw
220kw
250kw
315kw
450kw
500kw
SHTD85N
67.8
<13
220kw
315kw
400kw
500kw
600kw
650kw
SHTD95N
78
<13
350kw
450kw
550kw
650kw
900kw
1000kw
SHTD110N
92
<13
560kw
710kw
900kw
1000kw
SHTD125N
100
<13
800kw
1000kw
1250kw
1400kw
SHTD135N
110
<13
1000kw
1400kw
1600kw
2000kw
SHTD150N
120
<13
1320kw
1750kw

###

Small Lab Helical Twin Screw High Torque Gearbox Small Lab Helical Twin Screw High Torque Gearbox Small Lab Helical Twin Screw High Torque Gearbox

###

1.Rust-proof oil processing,

   Prevent rust in transit.

2.Oiled paper packages,

   Prevent oil dry.

3.Bubble wrap package,

   Prevent collosions.

4.Special foam packaging. 5.Packing 6.Sealing

###

24-hour Hotline

 

No matter when and where

to call we can find our service to you.

 

 

Pre-sales Consultation

 

We have five sales people online,

and whether you have any question

can be solved through online

communication,welcome your consultation.

After-sales Services

 

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

 

All ZT keep pay attention to every step of the details,We are looking forward to the forge ahead together with you!

 

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.
 components of helical gearbox components of helical gearbox
editor by czh 2023-02-03