Tag Archives: double shaft

China supplier Nmrv 40 50 Worm Gearbox Double Shaft 120W Worm Gearbox Speed RV Reducer Worm Gearbox cvt gearbox

Product Description

Specification

Type

Worm Gearbox/Worm Gear Speed Reducer

Model

NMRV:571,030,040,050,063,075,090,110,130,150

Center distance

25-150mm

Ratio

5,7.5,10,15,20,25,30,40,50,60,80,100

Torque

1.8-1800Nm

Motor

2 pole, 4 pole, 6 pole

Mounting position

Omnidirectional

Color

Blue/Silver grey Or On request

Material

NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron

Product Description

 

 

Worm Gear Speed Reducer.

Worm gear speed reducers are popular for their flexibility and efficiency, because they can show the best deceleration capacity in the smallest space and are typically applied in transmissions with low speed and high torque.
The worm speed reducer can also be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on.
We attach much importance to the details of the products. The housing of our worm gearbox is made of aluminum alloy or cast iron,the worm is made of carburized 20Cr, and the suppliers of raw materials are rigorously screened, thus to ensure our products are of high quality, long service life and low noise.
Sihai is a professional manufacturer of speed reducers that can provide you with both single-stage worm gear reducer and two-stage worm gear reducer, as well as customized gearboxes according to your requirement.

Details

Multiple inputs and outputs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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FAQ

Q1.How to choose a gearbox which meets our requirement?

A1. You can provide the technical information of output speed,motor power,motor parameter,output torque,equipment connection mode etc.Or,you can refer to our catalogue and confirm with me.

 

Q2. How is your price? Can you offer any discount?
A2: We will give the best price we can base on your needs and the quantities.

 

Q3. Do you offer any visiting?
A3: Yes! Welcome!Notify me in advance.

 

Q4. When is the best time to contact you?
A4: Any time, we will reply you as soon as possible.

 

Q5. How long will it take for the lead time?
A5: At the time we agreed

Application: Motor, Electric Cars, Machinery, Marine, Agricultural Machinery, Motor, Machinery, Marine, Agricultural Machinery, Building Material Shops
Function: Distribution Power, Speed Changing, Speed Reduction
Layout: Gearbox, Worm Reducer
Hardness: Gearbox, Worm Reducer
Installation: Gearbox, Worm Reducer
Step: Gearbox, Single-Step
Customization:
Available

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Customized Request

worm gearbox

Can a Worm Gearbox Be Used in Heavy-Duty Machinery?

Yes, a worm gearbox can be used in heavy-duty machinery and is often chosen for such applications due to its inherent characteristics and advantages:

  • High Torque Transmission: Worm gearboxes are known for their ability to transmit high torque loads, making them suitable for heavy-duty machinery that requires significant power transmission.
  • Load Distribution: The design of worm gears provides robust load distribution and excellent contact between the worm and worm wheel teeth. This enhances their load-carrying capacity, making them capable of handling heavy loads without premature wear or failure.
  • Compact Design: Worm gearboxes are compact and offer high reduction ratios in a single stage. This allows for the reduction of high input speeds to lower output speeds, often required in heavy-duty machinery.
  • Overload Protection: Worm gears have a natural self-locking feature, which means the gear cannot be easily back-driven by external forces. This feature provides inherent overload protection, preventing damage to the gearbox and machinery in cases of sudden load spikes.
  • Smooth Operation: Worm gearboxes offer smooth and steady operation, which is crucial for heavy-duty machinery where precision and controlled movement are essential.

However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.

Overall, worm gearboxes are well-suited for heavy-duty machinery across various industries, including mining, construction, manufacturing, and more.

worm gearbox

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

  • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
  • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
  • Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
  • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
  • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
  • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

worm gearbox

How to Select the Right Worm Gearbox for Your Application

Selecting the right worm gearbox for your application involves careful consideration of various factors:

  • Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
  • Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
  • Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
  • Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
  • Mounting Options: Determine the mounting orientation and configuration that best suits your application.
  • Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
  • Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
  • Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
  • Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
  • Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.

Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.

China supplier Nmrv 40 50 Worm Gearbox Double Shaft 120W Worm Gearbox Speed RV Reducer Worm Gearbox   cvt gearbox	China supplier Nmrv 40 50 Worm Gearbox Double Shaft 120W Worm Gearbox Speed RV Reducer Worm Gearbox   cvt gearbox
editor by CX 2023-09-08

China Standard F Series Parallel CZPT Shaft Helical Gearbox for Electric Motor double output worm gearbox

Product Description

F Series Parallel CZPT Shaft Helical Gearbox for Electric Motor

1. Description of F Series Parallel Shaft Gear Reducer
    It’s suitable for transmitting rotation of parallel.

2.Features of F series gearbox

Features of F series parallel gearbox Light weight
Small volume
Heavy transmission torque
Smooth start
Low energy consumption
Various structures
Flexible installation and disassembly

3.Input power rating and permissible torque

Size 37 47 57 67 77 87 97 107 127 157
Structure F   FA    FF    FAF   FAZ
Input Power(kW) 0.18~3 0.18~3 0.18~5.5 0.18~5.5 0.37~11 0.75~22 1.1~30 2.2~45 7.5~90 11~200
Ratio 3.81~128.51 5.06~189.39 5.18~199.70 4.21~281.71 4.30~281.71 4.12~270.68 4.68~280.76 6.20~254.40 4.63~172.17 11.92~267.43
Permissible Torque(N.m) 200 400 600 820 1500 3000 4300 7840 12000 18000

 

4.Packaging & Delivery
Packaging Details
Inner package: Use plastic bag and foam box.
Outer package: Carton or wooden case 1 set/bag /carton or based on customer’s request.
Delivery Detail: Delivery within 1-45 days after receiving L/C or payment

5.Our Superiority:
1. Delivery on Time.
2. Professional Service: Customized is our advantage.
3. Good Quality.
4. Fast and Low Cost Deliver: Long-term cooperated shipping forwarders.

6.Product pictures

7.Our company :
AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.

8.Customer visiting:

9.Our Services:

Pre-sale services 1. Select equipment model.
2.Design and manufacture products according to clients’ special requirement.
3.Train technical personal for clients
Services during selling 1.Pre-check and accept products ahead of delivery.
2. Help clients to draft solving plans.
After-sale services 1.Assist clients to prepare for the first construction scheme.
2. Train the first-line operators.
3.Take initiative to eliminate the trouble rapidly.
4. Provide technical exchanging.

10.FAQ:

11.Contact:

If you have specific parameters and requirement for our gearbox, customization is available.

Application: Motor, Industry
Function: Change Drive Torque, Speed Changing, Speed Reduction
Layout: Parallel
Hardness: Hardened
Installation: Horizontal Type
Step: Double-Step
Customization:
Available

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worm reducer

What is a worm gear reducer gearbox?

The worm gear reducer gearbox is used to change the output speed of the mechanical device. It consists of worm and helical gears mounted on the input side of the equipment. In some cases, this gear reduction system can be multi-stage, enabling extremely low output speeds. It has the advantages of low energy consumption and low vibration.
Hollow shaft worm gear reducer gearbox

Worm gear reducer gearbox is an effective device to reduce the speed of mechanical equipment. The use of hard steel or non-ferrous metals for the worm increases its efficiency. Worms made of hard steel generate more heat than worms made of mild steel. Different thermal expansion results in gaps between mating surfaces. Despite its many benefits, worm gear reducer gearboxes are prone to oil leakage, which can be a problem for a number of reasons.
Hollow shaft worm gear reducer gearboxes are available in different gear ratios and are compatible with many motor types. Some are available in dual-axis and single-axis configurations and can be mounted horizontally or vertically. They are also available in intermediate ratios, as well as four- and five-speed transmission types. They can also be connected with additional output shafts.
Another type of worm gear reducer gearbox is the multi-stage variety. This gear reducer gearbox has multiple stages, enabling it to reduce speed with extremely low output speeds. In addition to the large transmission ratio, the multi-stage gear reducer gearbox has low noise, low vibration and low energy consumption.
Worm gear reducer gearboxes offer space-saving solutions as well as increased torque. Agknx Gearbox offers worm gear reducer gearboxes that solve common deceleration problems. The company has also expanded its product range into the bathroom market. Compared with the standard gearbox, the worm gear reducer gearbox has the characteristics of lower price and better torque output.
Agknx worm gear

The Agknx type worm gear reducer gearbox has multi-tooth line contact and is widely used in heavy machinery. These gears are characterized by a high load-carrying capacity, but they are highly sensitive to misalignment and manufacturing errors. However, by employing point contact, these gears can be made more reliable and can withstand higher loads.
Another major advantage of the Agknx worm gear is its high load capacity. The tooth profile design of the gears has a high relative slip ratio, which improves efficiency and load capacity. In addition, the large angle between the sliding direction and the contact line provides a low coefficient of friction. The Agknx worm gear also features premium carburized steel and phosphor bronze castings for exceptional durability. In addition, the tooth profile is very precise, the operation is quiet, and the speed fluctuation is small.
Agknx worm gear reducer gearboxes are designed to operate for up to ten hours per day with an even load. The design of this worm gear reducer gearbox stems from Sumitomo Heavy Industries’ extensive experience in gear reducer gearboxes. The smooth surface texture and precise tooth profile of the gears ensure that the gears can withstand high loads without damaging the lubricant film. In addition, Agknx worm shafts are specially designed to have the right stiffness.
Agknx worm gear reducer gearboxes are designed to maximize load capacity while minimizing energy consumption. Its fully meshed teeth reduce surface pressure on the worm gear teeth and increase load capacity.
worm reducerDouble throat worm gear

There are a few things to consider when choosing a dual-throat worm gear. First, the diameter of the root circle must match the circle pitch of the larger gear. This measurement is usually done by measuring the distance between adjacent teeth. Alternatively, the worm’s normal module can be used. It is the value entered in the worm module dialog. In addition, the axial pitch of the worm should be equal to the pitch diameter of the circular pitch.
Double-throat worm gears are an excellent choice for heavy and heavy-duty applications. The design of this worm gear is ideal for heavy-duty applications as it provides a tighter connection between the worm and the gear. It is also more compact than other types of gear and is comparable to a fine-pitch lead screw.
The efficiency of a double-throat worm gear depends on the material of the gear and worm. Typically, gears are made of case-hardened steel, while worm gears are made of bronze or cast iron. In some cases, a combination of cast iron and bronze can be used.
The deflection of the worm shaft is also affected by the tooth parameters. Tooth height, pressure angle, and size factors all affect the deflection of the worm shaft. In addition, the number of worm threads is another important parameter that affects the deflection of the worm shaft.
Double-throat worm gears are commonly used in industrial applications where high drive reduction is required. The worm has a concave and internal tooth structure that can be adjusted to achieve various ratios. Worm gears and worm gear assemblies must be properly mounted on their shafts to prevent back drive.
Brass worm gear

The basic working principle of the brass worm gear reducer gearbox is the same as that of the traditional worm gear reducer gearbox. Its axial pitch must be equal to the circumferential pitch of the larger gear. The single-thread design advances one tooth per revolution, while the double-thread design advances two teeth. The threads on the worm are either left-handed or right-handed. The lead of a worm is the distance a point on the thread of the worm moves in one revolution. The lead angle is the angle tangent to the pitch of the cylinder and the axis of the worm.
Double-thread worm gear reducer gearboxes are best for heavy loads. It provides the tightest connection between the worm and the gear. Assembly of the worm gear requires precise mounting. The keyway installation method involves drilling a square cut in the gear hole. This prevents the worm from rotating on the shaft and helps transmit torque. Then use the set screw to secure the gear to the hub.
The large fuel tank helps keep the worm gear clean and reduces heat. It also provides lubrication for extended life. Worm gear reducer gearboxes with oil reservoirs provide a lubricated environment and low-friction surfaces. Additionally, it offers multi-position installation flexibility. Additionally, its housing is cross-milled for precise alignment. It also features internal baffles for leak-free ventilation.
I260 series worm gear reducer gearboxes are one-piece iron casings with solid or hollow output shafts and tapered roller bearings. This gear reducer gearbox is designed for low to medium-horsepower applications. This gear reducer gearbox is a cost-effective option with low initial cost, the high gear ratio, and high torque in a compact package. Also, it is more shock resistant than other gear reducer gearboxes.
worm reducerBrass worm gear

Brass worm gear reducer gearbox is a reduction gear. This type of gear can provide a lot of reduction in a small package. This type of gear reducer gearbox also has the ability to generate high torque. However, it is important to understand that this gear reducer gearbox has thermal limitations, which reduce its efficiency. The choice of lubricant for this gear reducer gearbox is very flexible. However, being a yellow metal, it is important to remember that the lubricant must be non-reactive.
Worm gears are used in many consumer and industrial applications and have high reduction ratios. These gears are produced in various configurations and sizes. Worm gears are similar to spur gears but have non-parallel shafts. Worm gears are also suitable for applications requiring low output speed but high torque.
Worm gears have some distinct advantages over other gears. First, unlike standard gears, the worm rotates in a worm-like motion. This mechanism prevents reverse movement. This is because the lead angle of the worm gear is small. Additionally, the worms self-lock, helping to prevent reversal. However, this mechanism is not entirely reliable. Worm gears can be found in elevators, fishing reels, sprockets, and automotive power steering.
Another advantage of worm gears is that they are easy to manufacture. The rationale behind this design is to have two mutually perpendicular axes. Then, two or more threads are added to the worm gear. The common tangent between these two shafts intersects the pitch line of the worm gear shaft. This is the basis of transfer speed.

China Standard F Series Parallel CZPT Shaft Helical Gearbox for Electric Motor   double output worm gearbox	China Standard F Series Parallel CZPT Shaft Helical Gearbox for Electric Motor   double output worm gearbox
editor by CX 2023-05-15

China Solid Shaft Output S Series Helical Worm Gearbox with Motor double reduction worm gearbox

Item Description

 

Merchandise Description

 

Solution Description

-S Sequence Helical gearbox
 

 

Merchandise Attributes
1.Substantial modular style.
2.Built-in casting housing,compact dimension,higher loading assist, steady transmitting and lower noise degree.
three.With the special equipment geometry, it will get high torque, efficiency and lengthy life circle.
four.It can obtain the immediate mix for 2 sets of gearbox.
5.Substantial performance and help save energy.

6.Help save expense and lower routine maintenance.

 

Item Parameters

1. Technical data

Dimensions 38 48 fifty eight sixty eight seventy eight 88 98
Structure BS   BSA   BSF   BSAF   BSAT   BSAZ
Input Power(kW) .eighteen~.75 .18~1.5 .18~three .twenty five~5.5 .fifty five~7.5 .seventy five~fifteen one.5~22
Ratio 10.27~165.71 11.forty six~244.seventy four ten.78~196.21 11.fifty five~227.20 9.ninety six~241.09 eleven.eighty three~223.26 12.75~230.forty eight
Permissible Torque(N.m) ninety 170 300 520 1270 2280 4000
Fat(kg) seven ten fourteen 26 50 a hundred one hundred seventy

two: Design selection
 

S series gear units are available in the following designs
S…Y… Foot-mounted parallel shaft helical gear units with solid shaft
SA…Y… Parallel shaft helical gear units with hollow shaft
SAZ…Y… Short-flange mounted parallel shaft helical gear units with hollow shaft
SF…Y… Flange-mounted parallel shaft helical gear units with solid shaft
SAT…Y… Flange-mounted parallel shaft helical gear units with hollow shaft
S(SF,SA,SAF,SAZ)S… Shaft input parallel shaft helical gear units
S(SF,SA,SAF,SAZ)…R…Y… Combinatorial parallel shaft helical gear units
S(SF,SA,SAF,SAZ)S…R… Shaft input combinatorial parallel shaft helical gear units

 

Components Information Sheet

Housing material

Grey Solid iron

Housing hardness

HBS163~255

Equipment materials

20CrMnTi alloy steel

Surface area hardness of gears

HRC58°~sixty two °

Equipment main hardness

HRC33~forty eight

Input / Output shaft materials

40Cr alloy metal

Input / Output shaft hardness

HRC32~36

Machining precision of gears

accurate grinding, 6~5 Grade

Lubricating oil

GB L-CKC220-460, Shell Omala220-460

Warmth treatment method

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

Performance

94%~ninety six% (is dependent on the transmission stage)

Sound (MAX)

60~68dB

Temp. increase (MAX)

40°C

Temp. increase (Oil)(MAX)

50°C

Vibration

≤20µm

Backlash

≤20Arcmin

Brand name of bearings

China best brand bearing, HRB/LYC/ZWZ/C&U. Or other manufacturers asked for, SKF, FAG, INA, NSK.

Model of oil seal

NAK — ZheJiang or other brands requested

 

Comprehensive Images

 

 

Our approach of manufacturing

 

 

Our solution line

 

 

Firm Profile

 

Company Profile

Bode  was founded in 2007, which is found in HangZhou metropolis, ZHangZhoug province. As 1 skilled company and exporter, we have far more than 17 years’ knowledge in R & D of worm reducer, gear reducer, gearbox , AC motor and relative spare components. We have factory with sophisticated manufacturing and take a look at tools, the powerful advancement of team and generating ability offer our consumers with high top quality products. Our items commonly served to a variety of industries of Metallurgy, Chemical compounds, lifting, mining, Petroleum, textile, medication, picket and so forth. Main marketplaces: China, Africa, Australia, Vietnam, Turkey, Japan, Korea, Philippines… Welcome to question us any questions, good supply always for you for long time period company.

FAQ

Q1: Are you trading organization or maker?
A: We are factory.

Q2: What sorts of gearbox can you create for us?
A: Primary items of our organization: R, S, K, F series helical-tooth reducer, RV collection worm gear reducer,H Sequence Parallel Shaft Helical Reduction Gear Box

Q3: Can you make as for each custom drawing?
A: Indeed, we provide custom-made provider for customers.

Q4: Can we get 1 laptop of each and every item for top quality testing?
A: Sure, we are happy to acknowledge demo order for top quality testing.

Q5: What data shall we give before positioning a purchase purchase?
A:  a) Variety of the gearbox, ratio, input and output type, enter flange, mounting situation, and motor informationetc.
     b) Housing coloration.
     c) Buy quantity.
     d) Other particular demands.

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

Q7: What is your phrases of payment ?
A: 30% Advance payment by T/T following signing the contract.70% ahead of shipping

If you are intrigued in our item, welcome to make contact with with us.
Our team will do our very best to meet up with your require 🙂 
 

 

Application: Motor, Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Double-Step
Samples:
US$ 90/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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