China best R /RF/Rxf Helical Gearbox with Direclty Motor for Belt Elevator double stage helical gearbox

Product Description

 

Product Description

 

Helical Gear Motor (R Type)

Input Configurations Motor mounted
IEC B5/B14 Motor Flange (AM Flange)
Servo Motor Flange (AQA Flange)
Shaft Input (AD connection)
Output Configurations Solid output shaft
Solid output shaft with flange
Variants 
RX / R / RF
Single Stage or 2/3 Stage
Foot- or flange-mounted
Foot- and flange-mounted
Flange-mounted with extended bearing housing

Parallel Shaft Helical Gear Motor (F Type)

Input Configurations Motor mounted
IEC B5/B14 Motor Flange (AM Flange)
Servo Motor Flange (AQA Flange)
Shaft Input (AD connection)
Output Configurations Solid output shaft
Solid output shaft with flange
Hollow output shaft
Hollow output shaft and flange
Variants 
F / FF / FA / FAF
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid shaft or hollow shaft
Hollow shaft with key connection, shrink disk, splined hollow shaft, or Torque Arm

Helical Bevel Gear Motor (K Type)

Input Configurations Motor mounted
IEC B5/B14 Motor Flange (AM Flange)
Servo Motor Flange (AQA Flange)
Shaft Input (AD connection)
Output Configurations Solid output shaft
Solid output shaft with flange
Hollow output shaft
Hollow output shaft with flange
Variants 
 K / KF / KA / KAF
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid shaft or hollow shaft
Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Torque Arm

Helical Worm Gear Motor (S Type)

Input Configurations Motor mounted
IEC B5/B14 Motor Flange (AM Flange)
Servo Motor Flange (AQA Flange)
Shaft Input (AD connection)
Output Configurations Solid output shaft
Solid output shaft with flange
Hollow output shaft
Hollow output shaft with flange
Variants 
S / SF / SA / SAF
Foot- or flange-mounted
B5 or B14 flange-mounted
Solid shaft or hollow shaft
Hollow shaft with keyed connection, shrink disk, splined hollow shaft, or Torque Arm

Product Parameters

R type gear reducer is an ideal choice for high output speeds or low weight. Always with a high level of efficiency, our helical gear units offer an optimum ratio between output torque and installation space. This means: a helical gear unit almost always fits your application.
 

Model

Solid Output Shaft Dia./Length mm

Horizontal Center Height mm

External Flange Dia.

 mm

Power

(kw)

Ratio

(i)

Nominal Torque

(Nm)

R/RF37

ф25/50

90

120

0.12-0.75

5-136

150

R/RF47

ф30/60

115

160

0.25-2.2

5-173

300

R/RF57

ф35/70

115

200

1.18-5.5

5-173

400

R/RF67

ф35/70

130

200

0.37-7.5

5-170

500

R/RF77

ф40/80

140

250

0.55-11.0

5-192

750

R/RF87

ф50/100

180

300

0.75-18.5

5-192

1250

R/RF97

ф60/120

225

350

1.50-30.0

5-197

2400

R/RF107

ф70/140

250

350

2.20-45.0

5-197

3600

R/RF137

ф90/170

315

450

4.00-45.00

5-197

6600

R/RF147

ф110/210

355

450

7.50-90.00

5-195

10700

R/RF167

ф120/210

425

550

11.00-132.00

5-186

14800

 

Slim design for limited installation space without having to compromise on the performance, And what applies to many of our gear units: longer operating lives  and wear-free gearing with a high fatigue strength.
 

Model

Shaft Dia.

mm

Horizontal Center Height

mm

External Flange Dia.

Mm

Power

Kw

Ratio

i

Nominal Torque

Nm

Solid Shaft

Hollow Shaft

F/FF/FA/FAF37

ф25

ф30

70

160

0.12-3

4-138

180

F/FF/FA/FAF47

ф35

ф35

80

200

0.12-5.5

4-175

360

F/FF/FA/FAF57

ф35

ф40

100

250

0.18-7.5

4-197

420

F/FF/FA/FAF67

ф40

ф40

100

250

0.37-7.5

4-197

700

F/FF/FA/FAF77

ф50

ф50

120

300

0.75-11

4-197

1350

F/FF/FA/FAF87

ф60

ф60

155

350

1.5-22

4-193

2500

F/FF/FA/FAF97

ф70

ф70

180

450

2.2-30

4-203

3700

F/FF/FA/FAF107

ф90

ф90

200

450

3-45

4-205

6500

F/FF/FA/FAF127

ф110

ф100

240

550

5.5-90

4-202

10000

F/FF/FA/FAF157

ф120

ф120

270

660

11-160

4-190

18000

With their high efficiency in both directions of rotation and at any input speed, these right-angle gear units are very energy-efficient. Their high-endurance gearing is wear-free and lasts a gear unit’s lifetime.

Model

Shaft Dia.

mm

Horizontal Center Height mm

External Flange Dia.

 mm

Power
(kw)

Ratio

(i)

Nominal Torque

(Nm)

Solid Shaft

Hollow Shaft

K/KF/KA/KAF37

ф25

ф30

100

160

0.12-2.2

8-102

180

K/KF/KA/KAF47

ф30

ф35

112

200

0.18-4

8-126

380

K/KF/KA/KAF57

ф35

ф40

132

250

0.25-5.5

8-143

580

K/KF/KA/KAF67

ф40

ф40

140

250

0.37-7.5

8-143

680

K/KF/KA/KAF77

ф50

ф50

180

300

0.75-11

8-175

1300

K/KF/KA/KAF87

ф60

ф60

212

350

1.5-18.5

8-197

2500

K/KF/KA/KAF97

ф70

ф70

265

450

2.2-30

8-197

3900

K/KF/KA/KAF107

ф90

ф90

315

450

4-45

8-197

6800

K/KF/KA/KAF127

ф110

ф100

375

550

7.5-90

8-197

11200

K/KF/KA/KAF157

ф120

ф120

450

660

11-110

8-198

11700

K/KF/KA/KAF167

ф160

ф135

500

15-160

8-186

32000

K/KF/KA/KAF187

ф190

ф155

600

18.5-200

8-186

50000

The simple design makes for cost-effectiveness.  Use the S series gear units to implement simple tasks in your machine or plant applications. The linear power transmission makes the helical-worm gear units especially quiet in operation. The combination with a helical gear stage significantly increases the efficiency compared to pure worm gear units

Model

Shaft Dia.

mm

Horizontal Center Height mm

External Flange Dia.

 mm

Power

(kw)

Ratio

(i)

Nominal Torque

(Nm)

Solid Shaft

Hollow Shaft

S/SF/SA/SAF37

ф20

ф20

88

 

0.12-0.55

24-204

100

S/SF/SA/SAF47

ф25

ф30 / ф25

100

160

0.18-0.75

24-204

150

S/SF/SA/SAF57

ф30

ф35 / ф30

112

200

0.75-1.5

24-204

250

S/SF/SA/SAF67

ф35

ф45 /ф40

140

200

0.75-3

24-285

460

S/SF/SA/SAF77

ф45

ф60 / ф50

180

250

0.75-7.5

24-385

1200

S/SF/SA/SAF87

ф60

ф70 / ф60

225

350

1.1-11

24-389

2000

S/SF/SA/SAF97

ф70

ф90 / ф70

280

450

1.5-18.5

24-389

3500

 

Company Profile

FAQ

 

Shipping

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Gear Shape: Helical Gear
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 1000/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gearbox

Advantages of a Helical Gearbox

Usually helical gearboxes are used for industrial purposes. They are usually found in power generation units, where the input of energy is converted into output. There are several different types of helical gearboxes, including spiral and herringbone. You should familiarize yourself with the different types before choosing one for your project.

Helix angle

Generally, the angle between a gear tooth and its shaft axis is called the helix angle. This angle is important in motion conversion and power transfer. It is not to be confused with the lead angle, which is used to reference a line perpendicular to the axis of the gear.
The helical gearbox is used in several industrial applications. The oil and sugar industries, blowers, and feeders are among those that utilize helical gears. They are smoother than spur gears, and they also have quieter operation.
Helical gearboxes can be made modularly. This allows for more economical construction and interchangeability of components. These gearboxes are also used in enclosed gear systems. In a helical gearbox, each section of the box must stagger in a different direction. This helps in maintaining the integrity of the component.
Helical gears can be used in applications that require a high degree of quality control. This is necessary to minimize the effects of wear and tear. The use of extreme pressure lubricants is recommended for helical gears that operate at right angles. However, these are not recommended for bronze gears.
Besides the helix angle, the contact ratio also affects the performance of the gear. The more surface contact between the teeth, the greater the sliding. The heat produced is also detrimental to performance. It is necessary to use a lubricant that will reduce friction between the tooth surfaces. Proper lubrication reduces wear and minimizes heat.
When determining the optimum helix angle for a gear, it is important to consider the diameter of the gear. Helical gears have a minimum helix angle of 15 to 30 degrees. A higher helix angle increases the axial force generated by the gear, and a lower helix angle increases the contact stress.

Spiral gears

Using spiral gears in a helical gearbox offers several advantages, including smoothness and quiet operation. In addition, helical gearboxes are highly effective and can tolerate more load. Spiral gears are also more cost effective. However, they are more difficult to produce.
Helical gears are similar to spur gears in that they have teeth at an angle. However, the helix angle of the teeth in a helical gear is not fixed. This angle affects the position of the tooth’s contact with the mating gear. It also affects the normal force of the teeth.
The helix angle of the gear’s teeth is also dependent on the direction of rotation of the gear. For example, a spiral gear with a helix angle of 15 degrees is usually perpendicular to the axis of the gear. Similarly, a helical gear with a helix angle of 30 degrees is usually oblique to the axis of the gear.
Helical gears also provide a method for connecting shafts that are not parallel. These gears are usually used in industries such as conveyors, food industries, plastic industries, and oil industries. The main advantage of helical gears is that they are smoother than spur gears. However, the downside is higher wear and friction.
Helical gears are also used to transmit motion between parallel shafts. Helical gears are also used in high-load applications. This makes them a good choice for heavy-duty applications.
Helical gears are also superior to spur gears in load carrying capacity. Helical gears are smoother and quieter than spur gears. However, they also have a higher friction factor. In addition, they require special hobbing cutters.
Helical gears can also be classified according to their reference section in the standard plane. The center gap of helical gears with a reference section in the turning plane is the same as that of spur gears.helical gearbox

Herringbone gears

Among the different types of gearboxes, the helical gearbox is one of the most common. It is widely used in industrial applications, such as geared motors, worm gearboxes, and planetary gear trains.
A helical gear is a directional gear with a vertical axis. Its unique feature is the helix angle, which is the angle of the helix on the indexing cylindrical surface. The helix angle is set to a value of eight to fifteen degrees in design. The real radial pitch, which is the pitch of the gear when it rotates clockwise, varies with the helix angle.
Helical gears are classified according to the reference section in the turning and standard planes. Helical gears with a reference section in the standard plane have the same number of teeth as spur gears. On the other hand, helical gears with a reference section in a turning plane have the same center gap as spur gears.
The main advantage of helical gears is the high power-to-weight ratio. Aside from that, they are compact and have good meshing performance.
Another advantage is their high torque carrying capacity. This can be achieved by increasing the helix angle. The larger the helix angle, the smoother the gear’s motion. Moreover, the larger the helix angle, the larger the coincidence degree. This is useful in applications with high shock and vibration.
The production process for herringbone gears is more difficult and expensive than the other types. It is difficult to cut and shape herringbone gears. A simple gear hobbing machine is not suitable for this type of gear. However, the milling process can be used to process some herringbone gears.
Some of the problems related to herringbone gears are a lack of axial load, high friction and the interference of axial component forces. The meshing of teeth in herringbone gears can help reduce these problems.

Noise, vibration & harshness (NVH) characteristics

NVH testing is an important aspect of new driveline product development. It is typically performed during passenger car development, and is used for quality assurance of exterior and interior noise. This is an important topic in hybrid vehicles and electric vehicles, and continues to grow as the automotive industry expands.
A typical NVH test involves a rolling road dynamometer and signals are recorded and stored on a hard disk. These are then processed to produce variation distributions. Among other things, a lumped parameter system dynamics model was developed to run large size DOE studies efficiently.
Among the many components in the NVH chain, the bevel gear plays a major role in the final drive. Its characteristics are complex and time-varying, but they are important enough to be studied.
A new bevel gear OTE calculation method will be discussed in this paper. It is important to note that the NVH performance of an electric drive helical gear transmission system can be improved by thermal deformation of the bearing. It is also possible to achieve robust NVH performance in aluminum axle design by optimizing gear design, bearing optimization, and driveline system dynamics.
The gear train also has some lesser-known NVH performance characteristics. It is known that a gear train is an excitation source, and this is the topic of another study. It is also important to note that a helical gear system will exhibit non-linear behaviors when it changes working speed.helical gearbox

Applications

Compared to spur gears, helical gears offer greater load carrying capacity and smoother operation. They are also quieter, as the gears have larger teeth. These are the main reasons for their widespread use.
The main difference between helical gears and spur gears is the way teeth are cut. Teeth in helical gears are cut at an angle, in order to allow more teeth to interact in the same direction. This reduces shock loads and vibration. Helical gears are also much more durable than spur gears.
Helical gears can be used in a variety of applications. They are often chosen over spur gears for applications that require non-parallel shafts. They are also popular in the printing industry, the plastics industry, and the cement industry. They can also be used in conveyors and coolers.
Helical gears are made of a material that provides excellent durability, corrosion resistance, and a strong working load. They are also less expensive to produce. They are attached to a shaft using a press fit or adhesive. The attachment method can be a hub or an integral shaft.
Helical gears are also produced in a radial module form. This is the most economical option. This allows helical gears to be manufactured in a compact format. It also ensures that the bearing positioning requirements are met.
Helical gears are also produced with special grinding stones. These are needed for every helix angle. The helix angle determines the real radial pitch. This also affects the normal force of the tooth.
When mating helical gears to parallel shafts, they are right-handed. These gears can be made with a normal module set or by using special hobbing tools.
China best R /RF/Rxf Helical Gearbox with Direclty Motor for Belt Elevator   double stage helical gearboxChina best R /RF/Rxf Helical Gearbox with Direclty Motor for Belt Elevator   double stage helical gearbox
editor by CX 2023-05-08