China 12V 24V DC Worm Gear Reducer Motor 120W NMRV40 Turbine Reduction Engine Gearbox RV40 Self-locking Low Speed Adjustable combined worm gearbox

Guarantee: 3months-1year
Product Quantity: NMRV
Use: BOAT, Auto, Electric powered Bicycle, Supporter, House Equipment
Type: Gear MOTOR
Torque: 50-150NM
Development: Long lasting Magnet
Commutation: Brush
Protect Function: Totally Enclosed
Pace(RPM): 100rpm~1500rpm
Effectiveness: Ie three
Voltage: 12v/24v/36v/48v72v/96v
Velocity: a hundred-1500rpm
Eff%: 94.8%
Security: IP55
Insulation: F
Shade: RAL
Certification: CCC
Packaging Particulars: dc motor gearbox Plywood situation suitable for sea freight Carton box is suitbale for air freight
Port: HangZhou

NMRV NMRW gear reducer
Solitary Phase Worm Equipment Reducer:1. Produced of aluminum alloy die-casting box, good searching in appearance, compact in composition rust proofing on surface area and smallvolume to preserve mouting place.two. Very good radiating characteristic leads risk-free and high effectiveness for employing.3. The powerful potential of loading and overload make certain stable transmission, make considerably less virabtion and noise.4. Varies of connecting structure for power input and torque output fulfill distinct specifications the layout of box outline and theset of foot gap is apt to with several kinds of mounting.5. Beside massive circumstances, no hole composition of box means upkeep-cost-free that is hermetically sealed. It stops the lubricant fromeasily dropping and likely undesirable, and exchanging.Double Stage Worm Equipment Reducer:It is blended by 2 one phase reducers and has all the virtues of them. And you can get greater ratio with it. The modes of25/30、25/40、30/40、30/50、30/63、40/75、40/90、50/110、63/130、63/a hundred and fifty, are in common use.You can select 25、30、40、50、63、75、90、110、130、150 as mix models to combine in accordance to the truth of your particular needs.
KC Helical-bevel gear reducer
one. KC collection helical-bevel gearmotor is the blend transmission framework of helical gears and spiral bevel gears, with huge transmission torque and constant running2. Tiny vibration and low sounds, with huge transmission ratio, the transmission effectiveness is much larger than SC series.3. The materials of gears is 20CrMnTi alloy metal and the hardness can attain to HRC58°~ 62° after tempering, cementiting, quenching and many others. warmth therapy. All the gears are processed by exact grinding and the precision can attain to quality 6~5.4. The items have been mostly employed in petrochemical machinery, metallurgy, printing and packaging equipment, ceramic equipment, mine and construction equipment, stage machinery,and many others.
FC Parallel Shaft Helical Gearmotorone. FC collection parallel shaft helical gearmotor is primarily based on the design and style of parallel shaft construction , which have a middle length in between enter and output shaft.2. Compact development, regular working, high transmission efficiency, strong carrying ability.3. The substance of gears is 20CrMnTi alloy metal and the hardness can attain to HRC58°~ 62° soon after tempering, cementiting, quenching etc. heat remedy. All the gears are processed by accurate grinding and the precision can achieve to quality 6~5.4. The goods have been primarily utilized in cranes, conveyors, ceramic machinery, and so on.Sort and specification: FC37~FC157 RC in-line helical equipment reducerone. RC sequence helical gearmotor own rational style, compact development, more compact measurement than X or B collection cycloidal gearmotor at the very same permitted torque.2. Tiny vibration and minimal sounds, with substantial transmission performance.3. The substance of gears is 20CrMnTi alloy steel and the hardness can achieve to HRC58°~ 62° soon after tempering, cementiting, quenching and so on. warmth remedy. All the gears are processed by exact grinding and the precision can attain to grade 6~5.4. The merchandise have been largely used in chemical machinery, cement agitator equipment, printing and packaging machinery, mine and electricity transmission equipment,metallurgy and so on SC helical-worm equipment reducerThe power of our helical-worm gear models is their basic mechanical framework. This yields a higher performance than pure worm gear units. In addition, the S sequence equipment units are tranquil during procedure.

TypeSC Collection Helical worm gearbox
ModelSC37, SC47, SC57, SC67, SC77, SC87, SC97
Ratio12 ~ 10177
ColorRAL5571 Gentian Blue/ RAL7031 Blue Grey/ Buyer Ask for
MaterialHousing: HT250 substantial-strength solid iron
Worm wheel: ZCuSn10Pb1
Input/Output Shaft: 42CrMo alloy steel
BearingLYC, HRB, CZPT or other model
SealNAK or other brand name
Machining Precision of gearsAccurate grinding, 6-5 Quality
Lubricating oilGB L-CKC220-460, Shell Omala220-460
Warranty1 Year
PackingFumigation wood situation
Our Company WorkshopStamping Equipment, CNC-Equipment, Vacuum Force Impregnating, Plating Equipment. and so on.
Exhibition Software WHY Pick BIOTEA.Certificates handed:All checks handed for most of our motors and can source studies.
B.Quickly opinions for customers:24 hrs reply for all customers’ inquiries. C. Competitive costs. D. Good quality ensure:We have transported significantly motors to Italy, Spain, and other European and United states clients with large good quality.E. Quick and Well timed delivery:Generally ten-15 times for products production.F. Skilled Technological help and Soon after-sale service.G.Customized support for sort of motor according to your prerequisite.
Packing & Shipping and delivery THE SAMPLE BY Categorical OR AIR
FAQ Q1: What kind motors you can supply?A1: For now, we largely offer long term magnet brush dc motors, brushless dc motor, dc gear motor, micro dc motor, ac gear motor, planetary gear motor, with diameter assortment in 42~110mm. NEMA dc motor. NEMA dc Motor. stainless steel motor
Q2: Is there a MOQ for your motors?A2: No. we can take 1 pcs for sample generating for your testing,and the cost for sample generating will have 30% to fifty% variation based mostly on different design.
Q3: Could you send out me a value listing?A3: For all of our motors, they are customized based on distinct needs like energy, voltage, gear ratio, rated torque and shaft diameter etc. The value also differs in accordance to different purchase qty. So it is truly difficult for us to supply a price list. If you can share your detailed specification and purchase qty, we’ll see what offer we can offer.
Q4: Are you motors reversible?A4: Yes, nearly all dc and ac motor are reversible. We have complex folks who can instruct how to get the operate by different wire relationship.
Q5:How about your supply time? A5: For micro brush dc gear motor, the sample shipping time is 2-5 times, bulk delivery time is about 15-twenty times, is dependent on the get qty. For brushless dc motor, the sample provide time is about 10-fifteen times bulk time is fifteen-twenty times.Make sure you take the revenue affirmation for closing reference.
Associated Items

How to Select a Gearbox

When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.


The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.


A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.


When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.


When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.


The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.

China 12V 24V DC Worm Gear Reducer Motor 120W NMRV40 Turbine Reduction Engine Gearbox RV40 Self-locking Low Speed Adjustable     combined worm gearboxChina 12V 24V DC Worm Gear Reducer Motor 120W NMRV40 Turbine Reduction Engine Gearbox RV40 Self-locking Low Speed Adjustable     combined worm gearbox
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