China Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor inline helical gearbox

Product Description

SHTDN Twin Screw Gearbox Characteristics.
 

— Substantial Speed

—Triaxiality parallel style increase B axis bearing capacity.
—Simple manufacture and handy assemply.Decrease the value.
—Modular framework design and style achieve 2 varieties of gearbox torque quality.

Twin Screw Gearbox Introduction
 

Twin Screw Gearbox adopting newest regular ISO1328,the precision of cylindrical equipment of spherical involute, and combining our extended phrase experience and specialty of twin-screw extruders, SHTDN gearboxes are meticulously developed with prime innovative planning tips in the world for co-oriented rotating twin-screw extruders, with completely impartial Intellectual Home Legal rights.
The gears are created of carburizing metal of high-toughness alloy of excellent quality by carburizing and quenching for teeth, of which all the gear grinding procedures are concluded by imported equipment grinding equipment. Equipment parameters are optimized and specially developed for the qualities of twin screw extruders, lowering stress focus on root of equipment and bettering gear surface area conditions. We have enhanced equipment intension of flexural tiredness, exhaustion strength and ratio of extensive diameter. We have also adopted the newest designing notion and engineering of heating treatment method for the construction of gears, therefore ensured gears from uniformity of precision and strength.

SHTDN Higher Torque Gearbox Knowledge Desk
 

SHTDN Gearbox Energy&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

eighteen

<13

seven.5kw

11kw

SHTD25N

22

<13

11kw

15kw

18.5kw

22kw

SHTD30N

26

<13

22kw

30kw

37kw

SHTD35N

thirty

<13

eighteen.5kw

22kw

30kw

37kw

50kw

60kw

SHTD40N

34.5

<13

30kw

45kw

55kw

65kw

90kw

90kw

SHTD50N

forty two

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD52N

43

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD58N

forty eight

<13

90kw

110kw

132kw

160kw

220kw

250kw

SHTD65N

fifty two

<13

110kw

132kw

160kw

220kw

280kw

315kw

SHTD75N

60

<13

160kw

220kw

250kw

315kw

450kw

500kw

SHTD85N

67.eight

<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

one hundred

<13

800kw

1000kw

1250kw

1400kw

SHTD135N

110

<13

1000kw

1400kw

1600kw

2000kw

SHTD150N

120

<13

1320kw

1750kw

Manufacturing Process

 

Packing&Delivery
 

Packing Details: According to your buy amount packaging,shipping and delivery wooden packing containers,air carton.

Shipping and delivery Specifics: 5-60days soon after order.

one.Rust-evidence oil processing,

   Prevent rust in transit.

2.Oiled paper offers,

   Prevent oil dry.

three.Bubble wrap package deal,

   Prevent collosions.

4.Specific foam packaging. five.Packing 6.Sealing

Our Services

24-hour Hotline

 

No matter when and the place

to phone we can find our support to you.

 

 

Pre-income Consultation

 

We have 5 revenue individuals on the internet,

and whether you have any question

can be solved through online

communication,welcome your consultation.

Right after-sales Solutions

 

Acquire merchandise have any

queries about the merchandise,

can appear for us,we will help

you deal with the the very first time,to your gratification.

 

All ZT hold shell out consideration to each and every action of the specifics,We are seeking ahead to the forge in advance jointly with you!

 

FAQ

 

How prolonged does it take to get my items given that I paid for them?

—According to your order amount,we will give you a reasonable shipping and delivery date.

 

Can I get the guarantee of 1 calendar year for free?

—If you need to have the warranty,you ought to shell out for it.If not,do not be concerned ,we have confidence in our items.

 

How is your soon after-sale provider?

—You will get our help in time as long as you discover one thing mistaken about our produces.Believe us,you are worthy of the greatest.

 

What equipment does the merchandise use to?

—Twin Screw Extruder Equipment.

 

US $13,999
/ Piece
|
1 Piece

(Min. Order)

###

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

###

Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor

###

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!

 

US $13,999
/ Piece
|
1 Piece

(Min. Order)

###

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

###

Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor

###

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!

 

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 Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor     inline helical gearboxChina Shtdn Series Parallel Shaft Helical Gearbox for Plastic Extruder with Motor     inline helical gearbox
editor by czh 2023-01-20

Helical Gearbox

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

Please contact us for details.

Manufacturer supplier exporter of the helical gearbox.