Yantai Bonway Manufacturer

Worm Geared Motors

Heli worm gearbox

Heli worm gearbox, Worm gearbox for electric motor, Best Selling WPA Series Worm Speed Gear Reducers

Helical gear-worm right angle gearbox, also known as helical gear worm gear hard surface Heli worm gearbox refers to the medium and large gear reduction transmission manufactured by our team.

Since the gear splicing of Heli worm gearboxes is mainly driven by the helical gear and the worm gear, it is called a Heli worm gearboxes. After the Heli worm gearboxes is equipped with the motor, the output speed is reduced by the gear transmission, thereby increasing the output torque of the motor. Drive larger loads of objects.

SR Heli worm gearboxes features: ◆ Small offset output, compact structure, maximizing the use of cabinet space, the second and third levels are in the same box. ◆ It adopts integral casting box, the structure of the box is rigid, and it is easy to improve the strength of the shaft and the bearing life. ◆ Installation method: base type installation, flange has size flange for easy selection. ◆ Solid shaft output, the average efficiency is 96% for the second level, 94% for the third level, and the combined average efficiency is 85%. ◆ Reduction ratio: basic type 2-24.8, level 3 27.2-264, combination up to 18125 ◆ Basic type two input and output rotation direction is the same, the third level is opposite, please consult separately when combining

Features of SK Helical-Spiral Bevel gearbox:
◆ Vertical output, compact structure, hard tooth surface transmission torque, high precision gear ensures stable operation, low noise and long
service life.
◆ Installation method: base installation, flange installation, torque arm installation, small flange installation.
◆ Input mode: motor direct connection, motor belt connection or input shaft, coupling flange input.
◆ Output mode: hollow shaft output or solid shaft output, the average efficiency is 94%...
Installation type : Foot,flange,small flange,torque arm.
Output type : Solid shaft,hollow shaft,hollow shaft with shrink disk,spline hollow shaft.
Input type : Motor,input shaft and flange
technical parameters : ratio i=23.8~389,combination of EWS/EWR is up to26688
Efficiency : ratio i=23.8~389,77%;ratio i=73.7~389,62%;and combination of EWS/EWR57%.

Features of Sf Heli worm gearboxes:
◆ Parallel output, compact structure, large transmission torque, stable operation, low noise and long service life.
◆ Installation method: base installation, flange installation, torque arm installation.
◆ Reduction ratio: Basic type II-22.35.3, Level 3 28.2-273, combined to 18509.
◆ The basic type II input and output rotate in the same direction, and the third level is reversed;
◆ Output mode: hollow shaft output or solid shaft... SS series Heli worm gearboxes features:
◆ The combination of helical gear and worm gear, compact structure and large reduction ratio.
◆ Average efficiency: the reduction ratio is 77% for 23.8-67.8; 623.7% for 73.7-389;
◆ Helical rotation: left-handed, consult for combination.

ST series spiral steering box features:
◆ T series one-stage spiral bevel gear transmission box, standardized, multi-variety, speed ratio 1:1, 1.5:1, 2:1, 2.5:1, 3:1, 4:1, 5 :1 All are
actual gear ratios. The average efficiency is 98%.
◆ Available in single axis, double horizontal axis, single vertical axis and double vertical axis.
◆ Spiral bevel gears can be operated in forward and reverse directions, with low speed or high speed transmission, low noise, low vibration
and high endurance.
◆ When the speed ratio is not 1:1, the horizontal axis input and vertical axis output are decelerating, and the vertical axis input and horizontal
axis output are increasing speed.

S series helical gear-turbo Heli worm gearbox S series Heli worm gearbox belongs to one of the four series of Heli worm gearboxes. Because its input shaft and output shaft are
different from other three products, it is not replaceable; so it is very popular in Heli worm gearboxes industry. Inside the S series Heli worm gearbox, several
helical gears and worms are organically combined to provide power through external motors and other equipment. The interaction between
the gears and the worms or the use of external forces makes Heli worm gearboxes work in a balanced state. Minimize the loss of Heli worm gearboxes, which
extends the life of the machine and increases the safety and stability during use.

Housing material	Cast iron/Ductile iron
Housing hardness	HBS190-240
Gear material	20CrMnTi alloy steel
Surface hardness of gears	HRC58°~62 °
Gear core hardness	HRC33~40
Input / Output shaft material	40CrMo alloy steel
Input / Output shaft hardness	HRC25~30
Machining precision of gears	accurate grinding, 6~5 Grade
Lubricating oil	GB L-CKC220-460, Shell Omala220-460
Heat treatment	tempering, cementiting, quenching, 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 quality bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK.

In order to maintain the normal working position, the speed Heli worm gearbox needs to be monitored and maintained regularly. After the speed Heli worm gearbox
is running for a period of time, it is necessary to maintain the vent plug, the discharge plug and the oil mark, and check the internal
lubricating oil of Heli worm gearboxes and some The condition of the screw.
Industrial Application
Power Plant Equipment
Metallurgical Industry
Metal Forming Machinery
Petrochemical Industry
Mining Machine
Hoisting Machinery
Construction Industry
Environmental Protection Industry
Cable Industry
Food Machinery

R series hard surface Heli worm gearbox R series Heli worm gearbox adopts high-quality steel cast iron box body, the hardness and impact performance of the box
body are greatly improved, adopting serialization, modular design idea, the transmission ratio is finely graded, and the transmission efficiency
is high. It has low energy consumption, superior performance and wide adaptability. There are a large number of motor combinations,
installation forms and structural solutions. The transmission ratio is finely graded to meet different working conditions, achieving mechatronics
, high transmission efficiency, low energy consumption and superior performance. R series Heli worm gearbox technical parameters: Speed ratio range:
R basic type 3.33 ~ 289.74, RX type 1.3 ~ 8.65, R / R combination type can reach 27001 torque range: R basic type 85 ~ 18000Nm, RX type
20 ~ 1680Nm, power range : R basic type 0.18 ~ 160kW, RX type 0.18 ~ 132kW basic type secondary input and output rotation direction is the
same, the third level is opposite.
Heli worm gearbox series not only has higher transmission efficiency and loading capability than those of single-stage worm wheel transmission, but also reduces space. Moreover, under the close volume, the series can obtain higher transmission ratio and is more favorable for equipment setting. This product can be combined with various reducers to meet different requirements.
S series with self-lock function
Energy Efficiency: Leveraging the advantages of high efficiency of helical gears and smooth transmission of worm gears, the reducer performs with outstanding stability and efficiency is above 90%
Loading Capacity: Available with power ranges from 0.12KW to 37KW, depending on different requirements and applications.
Installation Flexibility: All models are designed for a choice of mounting position M1-M6 specified by customers.

The S series Heli worm gearbox adopts a 25° pressure angle trimming gear, which greatly improves the bearing capacity of the gear and the ability to
withstand impact loads.

1. The gear adopts high-quality low-carbon alloy steel containing Ni, grinding teeth, gear precision is higher than GB6 grade, and it is modified (repairing); 2, modular design, high degree of interchange, reduce parts inventory, shorten the delivery cycle; 3, can be installed on multiple sides; 4. There are many types of output types (including cylindrical shaft extension, flange, hollow shaft, hollow shaft with expansion disk, etc.); 5. The selection method is more detailed.
The S series Heli worm gearbox has a high technical content, and has a helical gear and a worm gear integrated drive to improve the torque and efficiency
of the machine. This series of products has complete specifications, wide speed range, good versatility, adapt to various installation methods,
performance, safety and reliability, long service life, and implementation of international standards

1. The surface of the body has concave and convex heat dissipation, strong vibration absorption, low temperature rise and low noise.
2. The machine has good sealing performance and strong adaptability to the working environment.
3. The machine has high transmission precision and is especially suitable for working in places with frequent starts. Various types of Heli worm gearboxes
can be connected and various types of motor drives can be configured.
4. The key components of Heli worm gearboxes are made of high wear-resistant materials and subjected to special heat treatment. It has high
processing precision, stable transmission, small volume bearing capacity and long service life.

SIZE	Shaft Dia.(mm) Solid Hallow		Center Height	Output Flange Dia.(mm)	Power(kw)	Ratio	Permissible Torque(N.m)	Weight(KGS)
37	φ20k6	φ20h7	82	φ120/160	0.18-0.75	10.27-165.71	90	7
47	φ25k6	φ25h7	100	φ160	0.18-1.50	11.46-244.74	170	10
57	φ30k6	φ30h7/35h7	180	φ200	0.18-3.0	10.78-196.21	300	14
67	φ35k6	φ40h7/45h7	140	φ200	0.25-5.50	11.55-227.20	520	26
77	φ45k6	φ50h7/60h7	180	φ250	0.55-7.50	9.96-241.09	1270	50
87	φ60m6	φ60h7/70h7	225	φ350	0.75-15.0	11.83-223.26	2280	100
97	φ70m6	φ70h7/90h7	280	φ450	1.50-22.0	12.5-230.48	4000	170

5. Heli worm gearboxes can be equipped with various types of motors to form an electromechanical integration, which fully guarantees the quality
characteristics of the products. Understanding the principle of Heli worm gearboxes plays a key role in the use of the maintenance Heli worm gearbox.
After years of research, it is proposed to optimize the gear parameters, such as the displacement coefficient, the tooth height coefficient, the
pressure angle and the center distance, to minimize the impact velocity, and the ratio of the impact velocity to the impact velocity is at a
certain value. Range, gear design method to reduce or avoid the impact of the pitch circle, can also be significantly reduced

S series Heli worm gearboxes performance characteristics:
The combination of helical gear and worm gear has compact structure and large reduction ratio.

2, Helical gear-worm right angle gearbox installation method: foot installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.

Input mode: motor direct connection, motor belt connection or input shaft, coupling flange input.
Average efficiency: The reduction ratio is 77% for 7.5-69.39; 62% for 70.43-288; and 57% for S/R combination.

5, Helical gear-worm right angle gearbox and R series coaxial Heli worm gearbox combination can get a larger speed ratio.

S series Heli worm gearboxes technical parameters:

Speed ratio range: basic type 9.96 ~ 244.74, S / R combination type can reach 8608

Torque range: 10N·m to 4890N·m

Power range: 0.12 ~ 22 kW

Output speed: 0.12 ~ 397r / min

Heli worm gearbox performance characteristics: 1. The same type of machine can be equipped with motors of various powers. It is easy to realize the combined connection between various
models.
2. The transmission efficiency is high, and the efficiency of the single-type Heli worm gearbox is as high as 96%.
3. The transmission ratio is divided into fine and wide range. The combined model can form a large transmission ratio with low output speed.
4. Various installation forms, can be installed on any foot, B5 flange or B4 flange. The foot mounting Heli worm gearbox has two machined foot mounting
planes. Designed and manufactured on the basis of modular combination system, there are many motor combinations, installation forms and structural
schemes. The transmission ratio is finely graded to meet different working conditions and realize electromechanical integration.
The four series of Heli worm gearboxes R, S, K and F adopt the modular design principle of unit structure, which greatly reduces the types and inventory
of parts and greatly shortens the delivery period. High transmission efficiency, low energy consumption and superior performance. High-rigidity cast iron box with ribs; hard-toothed gears are made of high-quality alloy steel, the surface is hardened by carburizing and
quenching, the grinding teeth are finely processed, the transmission is stable, the noise is low, the bearing capacity is large, the temperature
rise is low, and the service life is long.

Performance and features: 1. The gear is made of high-quality alloy carburizing and quenching. The hardness of the tooth surface is up to 60±2hrc, and the precision of
the tooth surface grinding is up to 56. 2, using computer reshaping technology, pre-reforming the gear, greatly improving the load capacity of Heli worm gearboxes 3, from the box to the internal gear, using a completely modular structure design, suitable for large-scale production and flexible selection 4. The standard Heli worm gearbox model is divided according to the torque decrement form. Compared with the traditional equal proportion division, it
is more in line with customer requirements and avoids power waste. 5, using cad / cam design and manufacturing to ensure the stability of quality 6, using a variety of sealing structures to prevent oil leakage 7, multi-directional noise reduction measures to ensure the excellent low noise performance of Heli worm gearboxes 8, the product installation method is flexible and changeable, easy for customers to choose

The type representation method is as follows: SF47-Y0.55-4P-30.56-M1-0° S: series code F: shaft extension flange installation 47: Model Y: three-phase asynchronous motor 0.55: Motor power 4P: motor series 30.56: Transmission ratio M1: Mounting form 0°: Junction box position (0°-270°)

Heli worm gearboxes can be equipped with various types of motors to form a mechatronics, which fully guarantees the quality characteristics of the
products.
1, low noise: less than 65db; 2, low backlash: single level up to 3 arc points, double level up to 5 arc points; 3, high efficiency: single-stage deceleration is above 95%, bipolar deceleration is above 92%. 4, high input speed: 2000-8000rpm; 5, high torque: 14Nm-2000Nm; 6, high stability, good steel: high-strength alloy steel, the whole gear is hardened, not only surface hardening, to ensure long service life; 7. High reduction ratio: modular design, planetary gearboxes can be connected to each other, and the speed ratio can reach 1/1000 or more.

This series of Heli worm gearbox is designed and manufactured on the basis of modular combination system. There are many motor combinations, installation forms and structural schemes. The transmission ratio is finely graded to meet different working conditions, realize electromechanical integration,
high transmission efficiency and low energy consumption. , superior performance. High-rigidity cast iron box with ribs; hard-toothed gears are
made of high-quality alloy steel, the surface is hardened by carburizing and quenching, the grinding teeth are finely processed, the transmission
is stable, the noise is low, and the bearing capacity is large. Low temperature rise and long life. Widely used in many industries, such as
metallurgy, sewage treatment, chemical, pharmaceutical and other industries.

product description:     1. S series Heli worm gearboxes has high technical content. It has a combination of helical gear and worm gear to improve the torque
and efficiency of the machine. This series of products has complete specifications, wide speed range, good versatility, adapt to various
installation methods, performance, safety and reliability, long service life, and implementation of international standards.     2. The surface of the body has concave and convex heat dissipation, strong vibration absorption, low temperature rise and low noise.     3. The machine has good sealing performance and strong adaptability to the working environment.     4. The machine has high transmission precision, especially suitable for working in places with frequent start-up. It can be connected with
various types of Heli worm gearboxes and equipped with various types of motor drives. It can be installed in the 90-degree transmission operation position     5. The key components of the geared motor adopt high wear-resistant materials and have undergone special heat treatment. It has the
characteristics of high processing precision, stable transmission, small volume bearing capacity and long service life.     6. Heli worm gearboxes can be equipped with various types of motors to form an electromechanical integration, which fully guarantees the quality
characteristics of the products.

technical parameter:     Power: 0.18KW ~ 22KW     Torque: 10N·m～4890N·m     Output speed: 0.12 ~ 397r / min structure type:     S-shaft extension joint SF-shaft extension type, flange installation     S...S- indicates axis input SA-axis mounted connection     SAF-shaft mounted, flange mounted

Shaft-mounted Heli worm gearbox installation
The connection between Heli worm gearboxes and the working machine

Helical gear-worm right angle gearbox is directly set on the working machine spindle. When Heli worm gearboxes is running, the counter torque acting on the reduction gear body is mounted on the counter-torque bracket of the reduction gear body or balanced by other methods. The machine is directly matched and the other end is coupled to the fixed bracket.

Installation of the anti-torque bracket

The counter-torque bracket should be mounted on the side of the working machine facing Heli worm gearboxes to reduce the bending moment attached to the working machine shaft.

The bushing of the anti-torque bracket and the fixed bearing coupling end uses an elastic body such as rubber to prevent deflection and absorb the generated torque ripple.

Installation relationship between Heli worm gearbox and working machine

In order to avoid deflection of the working machine spindle and additional force on Heli worm gearboxes bearing, the distance between Heli worm gearboxes and the working machine should be as small as possible without affecting normal operation, and its value is 5-10mm.

The four series of gear Heli worm gearboxes produced by the machine Heli worm gearbox have low energy consumption and superior performance, and the efficiency
of Heli worm gearboxes is as high as 96%. Low vibration and low noise. High-strength steel cast iron box with ribs; the helical gears are made of forged
steel and the surface is hardened by carburizing; precision machining ensures the parallelism of the shaft and the accuracy of the positioning,
which constitutes the perfect combination of gear transmission.
Can be widely used in metallurgy, mining, lifting, light industry, chemical, transportation, construction and other mechanical equipment, the
speed reduction mechanism,
product description: 1. R series coaxial Heli worm gearboxes is manufactured in accordance with international technical requirements and has high scientific and
technological content. 2, save space, reliable and durable, with high overload capacity, power up to 132KW; 3, low energy consumption, superior performance, the efficiency of Heli worm gearboxes is as high as 95% or more; 4. Low vibration, low noise and high energy saving; 5, the selection of high-quality forged steel materials, steel cast iron box, the surface of the gear after high-frequency heat treatment; 6. After precision machining to ensure the parallelism of the shaft and the requirements of the positioning bearing, Heli worm gearboxes that forms the

helical gear transmission assembly is equipped with various The electric motors are combined into mechatronics, which fully guarantees the quality characteristics of the geared motor products.

1. S series Heli worm gearboxes has high technical content. It has a combination of helical gear and worm gear to improve the torque
and efficiency of the machine. This series of products has complete specifications, wide speed range, good versatility, adapt to various
installation methods, performance, safety and reliability, long service life, and implementation of international standards.
2. The surface of the body has concave and convex heat dissipation, strong vibration absorption, low temperature rise and low noise.
3. The machine has good sealing performance and strong adaptability to the working environment.
4. The machine has high transmission precision, especially suitable for working in places with frequent start-up. It can be connected with
various types of Heli worm gearboxes and equipped with various types of motor drives. It can be installed in the 90-degree transmission operation position.
5. The key components of the geared motor adopt high wear-resistant materials and have undergone special heat treatment. It has the characteristics
of high processing precision, stable transmission, small volume bearing capacity and long service life.
6. Heli worm gearboxes can be equipped with various types of motors to form an electromechanical integration, which fully guarantees the quality
characteristics of the products.

Precautions before installation:
The machine should be cleaned before installation. Also check the installation shaft for any bruises and dirt. If it is, it should be completely removed.
The operating temperature of Heli worm gearboxes is 0 to 40 °C.
Check that the fit size of the hole (or shaft) that is connected to Heli worm gearboxes meets the requirements. The tolerance of the hole should be H7 (the tolerance of the shaft is H6).
Before use, replace the blockage at the highest position with the vent plug to ensure that the gas is discharged from the body when Heli worm gearboxes is running.