China Standard Newest effective gearbox worm transfer case 14~280 rpm spurs gear

Warranty: 1 year
Applicable Industries: Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Other, Advertising Company, Factory
Weight (KG): 100
Customized support: OEM, ODM, OBM
Gearing Arrangement: worm
Output Torque: 2.6-3571N.M
Input Speed: 1400(4pole)
Output Speed: 14~280rpm
Color: Silver, blue
Texture: Aluminum/steel housing Worm wheel
Ratio: 5~100
Power: 0.06~15kw
Gear Material: 20CrMnTi
Input/out shaft material: steel-45#
Bearings Brand: China top brand/as request
Oil sealing: NAK
Port: ZheJiang /HangZhou

Newest effective gearbox worm transfer case 14~280 rpmProduct ApplicationRV series worm speed reducer,Single ,double and universal speed reducer.1 High quality, It adopts hard tooth gear with high accuracy2 Large output torque,stable transmission with lower noise3 High heat-radiating efficiency,elegant shape,durable service life 4,Suitable for omni-bearing installation4 Low noise and smooth running5 Worm drive uses hollow flank worm6 High loading capacity, low in temperature rise and the long useful life7 Few difference between transmission ratio rate, I = 6~138008 Compact structure, small size, convenient maintenance9 Are based the unique modulation combination system, so its convenient for them to fit all types of motors or to connect with other power input. The same type of reducer can fit motors with different power, so that its possible for different types of machines to combine or connect.The gearboxes can be applied to many industrial area, such as Metallurgical, mines, lifting, transportation, petrochemical, construction, textile, pharmaceutical, food, environmental, light electric, plastic machine, paper, parking equipment and so on. Our technical engineers can choose model for you according to your Request, and we also can supply our factory catalogue for your reference.Worm Gear Speed Reducer/ gearbox

Worm Gear Speed Reducer/ gearbox
ModelNMRV25/30/40/50/63/75/90/100/130/150
Ratio7.5,10,15,20,25,30,40,50,60,80,100.
ColorBlue(RAL5571)/Silver grey (RAL9006) Or On Customer Request
MaterialAluminum alloyWorm wheel: Aluminum Bronze or Zinc BronzeWorm shaft: 20CrMn TiOutput Shaft: steel-45#
PackingCarton, Honey Comb Carton, Wooden Case with wooden pallet
Warranty1 Year
Input Power0.09kw,0.18kw,1.1KW,1.5KW,2.2KW,3KW,4KW,5.5KW,7.5KW,11Kw and so on
UsagesIndustrial Machine: Food Stuff, Ceramics, CHEMICAL, Packing, Dyeing,Wood working, Glass.
IEC FlangeIEC standard flange or on customer request
LubricantSynthetic oil or worm gear oil
Specification:
Model:NMRV25-150
Ratio:1:7.5,10,15,20,25,30,40,50,60,80,100
Color:Blue/Silver Or On Customer Request
Material:Housing: Die-Cast Aluminium Alloy
Worm Gear-Copper-10-3#
Worm-20CrMnTi with carburizing and quenching, surface harness is 56-62HRC
Shaft-chromium steel-45#
Packing:Carton and Wooden Case
Bearing:C&U Bearing and equivalent Chinese brand
Input Power:0.06KW,0.09KW, Hot sale! 1500W laser Cutter 1530 Sheet SS pipe cutting CNC Fiber Laser Cutting Machine 0.12KW,0.18KW,0.22KW,0.25KW,0.37KW,0.55KW,0.75KW,1.1KW,1.5KW,2.2KW,4KW,5.5KW,7.5KW
Usages:Industrial Machine: Food processing, Ceramics, Conveyor, Packing, Dyeing,Woodworking, Glass.
IEC Flange:56B5,56B14,63B5,63B14,71B5,71B14,80B5,80B14,90B5,90B14,100B5,100B14,112B5,112B14
Lubricant:Synthetic & Mineral
NMRV series gearbox high power gear speed reducer gearbox for wind
Type NMRV63
Power0.06-7.5KW
Output Speed0.3-419RPM
Output Torque2.6-4596NM
Ratio7.5-5000
Standard voltage and frequency380V&50HZ
Production time 25-30DAYS
Advantages1.Compact structure, light weight, large torque and excellent performance.2. Stable in running, low in noise, large in load, low in consumption, efficient in transmission, low in temperature and long inservice life.
Service1 .Rich export experience more than 14 years2 .Devote to transmission systematize solution more than 21 years experience3. we passed CE &ISO9001&ISO14001 certified4. 100% Payment protection5. 100% Product quality protection6.Provide consultation and after-sale,experienced engineers
Components:1. Housing: Die-cast Aluminium Alloy Gearbox (RV571~RV090)Cast Iron Gearbox (RV110~RV150)2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy3. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, surface hardness 56-62HRC, 0.3-0.5mm remaining carburized layer after precise grinding4. Input Configurations:Equipped with Electric Motors (AC Motor, Brake Motor, DC Motor, Servo Motor), IEC-normalized Motor FlangeSolid Shaft Input, Worm Shaft Tail Extension Input5. Output Configurations: Keyed Hollow Shaft OutputHollow Shaft with Output Flange, Plug-in Solid Shaft Output6. Spare Parts: Worm Shaft Tail Extension, Single Output Shaft, Double Output Shaft, Output Flange, Torque Arm, Dust Cover7. Gearbox Painting: Aluminium Alloy Gearbox:After Shot Blasting, Anticorrosion Treatment and Phosphating, Paint with the Color of RAL 5571 Gentian Blue or RAL 7035 Light GreyCast Iron Gearbox:After Painting with Red Antirust Paint, Paint with the Color of RAL 5571 Gentian BlueModels:Hollow Shaft Input with IEC-normalized Motor Flange, RV571~RV150, Solid Shaft Input, RV571~RV150Features:1. Quality aluminum alloy gear box, light weight and not rust2. 2 optional worm wheel materials: Tin bronze or aluminum bronze alloy3. Standard parts and very flexible for shaft configurations and motor flange interface4. Several optional mounting options5. Low noise, High efficiency in heat dissipation
ModelsRated PowerRated RatioInput Hole Dia.Input Shaft Dia.Output Hole Dia.Output Shaft Dia.
RV5710.06KW~0.12KW5~60Φ9Φ9Φ11Φ11
RV0300.06KW~0.25KW5~80Φ9(Φ11)Φ9Φ14Φ14
RV0400.09KW~0.55KW5~100Φ9(Φ11,Φ14)Φ11Φ18(Φ19)Φ18
RV0500.12KW~1.5KW5~100Φ11(Φ14,Φ Large torque reductor de velocidad con motor gear box reduction concrete mixer reductor 19)Φ14Φ25(Φ24)Φ25
RV0630.18KW~2.2KW7.5~100Φ14(Φ19,Φ24)Φ19Φ25(Φ28)Φ25
RV0750.25KW~4.0KW7.5~100Φ14(Φ19,Φ24,Φ28)Φ24Φ28(Φ35)Φ28
RV0900.37KW~4.0KW7.5~100Φ19(Φ24,Φ28)Φ24Φ35(Φ38)Φ35
RV1100.55KW~7.5KW7.5~100Φ19(Φ24,Φ28,Φ38)Φ28Φ42Φ42
RV1300.75KW~7.5KW7.5~100Φ24(Φ28,Φ38)Φ30Φ45Φ45
RV1502.2KW~15KW7.5~100Φ28(Φ38,Φ42)Φ35Φ50Φ50
Ratio: 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100
ColorSilver, blueGear Material20CrMnTi
TextureAluminum/steel housing Worm wheelInput/out shaft materialsteel-45#
Ratio5~100Bearings BrandChina top brand/as request
Power0.06~15kwOil sealingNAK
Company Profile HangZhou Minghong Reducer co., Ltd has been in power transmission products for 15 years. Our factory is located in HangZhou city, we are an industry transmission solutions manufacuturer and service provider. The main products are worm reducers, helical worm reducers, helical bevel gear reducers, 90 degree gearbox, spiral bevel reducers, screw jack, standard industrial gearbox etc. Our speed reducer and industrial gearbox are widely used in different factories, such as chemicals, energy, material handling, environmental, extraction, pulp and paper, steel and metal, food and beverage, and construction industries.We have strong technical ability, manufacturing according to the ISO9002 quality control system guidelines. Our industrial Gear, Gearbox, gearmotor and motor are sold to more than 30 countries. High quality, good price, in time response and sincere service are our value and promises. We aim at making happy cooperation with our customers, bring them reliable and comfortable service.. Factory Packing

How to Design a Forging Spur Gear

Before you start designing your own spur gear, you need to understand its main components. Among them are Forging, Keyway, Spline, Set screw and other types. Understanding the differences between these types of spur gears is essential for making an informed decision. To learn more, keep reading. Also, don’t hesitate to contact me for assistance! Listed below are some helpful tips and tricks to design a spur gear. Hopefully, they will help you design the spur gear of your dreams.
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Forging spur gears

Forging spur gears is one of the most important processes of automotive transmission components. The manufacturing process is complex and involves several steps, such as blank spheroidizing, hot forging, annealing, phosphating, and saponification. The material used for spur gears is typically 20CrMnTi. The process is completed by applying a continuous through extrusion forming method with dies designed for the sizing band length L and Splitting angle thickness T.
The process of forging spur gears can also use polyacetal (POM), a strong plastic commonly used for the manufacture of gears. This material is easy to mold and shape, and after hardening, it is extremely stiff and abrasion resistant. A number of metals and alloys are used for spur gears, including forged steel, stainless steel, and aluminum. Listed below are the different types of materials used in gear manufacturing and their advantages and disadvantages.
A spur gear’s tooth size is measured in modules, or m. Each number represents the number of teeth in the gear. As the number of teeth increases, so does its size. In general, the higher the number of teeth, the larger the module is. A high module gear has a large pressure angle. It’s also important to remember that spur gears must have the same module as the gears they are used to drive.

Set screw spur gears

A modern industry cannot function without set screw spur gears. These gears are highly efficient and are widely used in a variety of applications. Their design involves the calculation of speed and torque, which are both critical factors. The MEP model, for instance, considers the changing rigidity of a tooth pair along its path. The results are used to determine the type of spur gear required. Listed below are some tips for choosing a spur gear:
Type A. This type of gear does not have a hub. The gear itself is flat with a small hole in the middle. Set screw gears are most commonly used for lightweight applications without loads. The metal thickness can range from 0.25 mm to 3 mm. Set screw gears are also used for large machines that need to be strong and durable. This article provides an introduction to the different types of spur gears and how they differ from one another.
Pin Hub. Pin hub spur gears use a set screw to secure the pin. These gears are often connected to a shaft by dowel, spring, or roll pins. The pin is drilled to the precise diameter to fit inside the gear, so that it does not come loose. Pin hub spur gears have high tolerances, as the hole is not large enough to completely grip the shaft. This type of gear is generally the most expensive of the three.
Gear

Keyway spur gears

In today’s modern industry, spur gear transmissions are widely used to transfer power. These types of transmissions provide excellent efficiency but can be susceptible to power losses. These losses must be estimated during the design process. A key component of this analysis is the calculation of the contact area (2b) of the gear pair. However, this value is not necessarily applicable to every spur gear. Here are some examples of how to calculate this area. (See Figure 2)
Spur gears are characterized by having teeth parallel to the shafts and axis, and a pitch line velocity of up to 25 m/s is considered high. In addition, they are more efficient than helical gears of the same size. Unlike helical gears, spur gears are generally considered positive gears. They are often used for applications in which noise control is not an issue. The symmetry of the spur gear makes them especially suitable for applications where a constant speed is required.
Besides using a helical spur gear for the transmission, the gear can also have a standard tooth shape. Unlike helical gears, spur gears with an involute tooth form have thick roots, which prevents wear from the teeth. These gears are easily made with conventional production tools. The involute shape is an ideal choice for small-scale production and is one of the most popular types of spur gears.

Spline spur gears

When considering the types of spur gears that are used, it’s important to note the differences between the two. A spur gear, also called an involute gear, generates torque and regulates speed. It’s most common in car engines, but is also used in everyday appliances. However, one of the most significant drawbacks of spur gears is their noise. Because spur gears mesh only one tooth at a time, they create a high amount of stress and noise, making them unsuitable for everyday use.
The contact stress distribution chart represents the flank area of each gear tooth and the distance in both the axial and profile direction. A high contact area is located toward the center of the gear, which is caused by the micro-geometry of the gear. A positive l value indicates that there is no misalignment of the spline teeth on the interface with the helix hand. The opposite is true for negative l values.
Using an upper bound technique, Abdul and Dean studied the forging of spur gear forms. They assumed that the tooth profile would be a straight line. They also examined the non-dimensional forging pressure of a spline. Spline spur gears are commonly used in motors, gearboxes, and drills. The strength of spur gears and splines is primarily dependent on their radii and tooth diameter.
SUS303 and SUS304 stainless steel spur gears

Stainless steel spur gears are manufactured using different techniques, which depend on the material and the application. The most common process used in manufacturing them is cutting. Other processes involve rolling, casting, and forging. In addition, plastic spur gears are produced by injection molding, depending on the quantity of production required. SUS303 and SUS304 stainless steel spur gears can be made using a variety of materials, including structural carbon steel S45C, gray cast iron FC200, nonferrous metal C3604, engineering plastic MC901, and stainless steel.
The differences between 304 and 303 stainless steel spur gears lie in their composition. The two types of stainless steel share a common design, but have varying chemical compositions. China and Japan use the letters SUS304 and SUS303, which refer to their varying degrees of composition. As with most types of stainless steel, the two different grades are made to be used in industrial applications, such as planetary gears and spur gears.
Gear

Stainless steel spur gears

There are several things to look for in a stainless steel spur gear, including the diametral pitch, the number of teeth per unit diameter, and the angular velocity of the teeth. All of these aspects are critical to the performance of a spur gear, and the proper dimensional measurements are essential to the design and functionality of a spur gear. Those in the industry should be familiar with the terms used to describe spur gear parts, both to ensure clarity in production and in purchase orders.
A spur gear is a type of precision cylindrical gear with parallel teeth arranged in a rim. It is used in various applications, such as outboard motors, winches, construction equipment, lawn and garden equipment, turbine drives, pumps, centrifuges, and a variety of other machines. A spur gear is typically made from stainless steel and has a high level of durability. It is the most commonly used type of gear.
Stainless steel spur gears can come in many different shapes and sizes. Stainless steel spur gears are generally made of SUS304 or SUS303 stainless steel, which are used for their higher machinability. These gears are then heat-treated with nitriding or tooth surface induction. Unlike conventional gears, which need tooth grinding after heat-treating, stainless steel spur gears have a low wear rate and high machinability.

China Standard Newest effective gearbox worm transfer case 14~280 rpm     spurs gearChina Standard Newest effective gearbox worm transfer case 14~280 rpm     spurs gear