Solution Description
SMR Reducer Specification
1 Output Hub
Standard or alternative hubs with metric bores are available to suit international standard shaft diameters.
2 Precision High Quality Gearing
Computer Designed Helical Gears, Strong Alloy Materials for High Load Capacity, Case Carburized for long life, Ground Profile(some intermediate pinions are shaved) Crown tooth Profile, In Conformance with ISO 1328-1997, 98% Efficiency for Per Stage, Smooth Quiet Operation with Several Teeth in Mesh.
3 Maximum Capacity Housing Design
Close Grain Cast Iron Construction, Excellent Vibration Dampening & Shock Resistance Features, Precision Bored and Dowelled to Ensure Accurate In-Line Assembly.
4 Strong Alloy Steel Shafts
Strong Alloy Steel, Hardened, Ground on Journals, Gear Seatings and Extensions, for
Maximum Load and Maximum Torsional Loads. Generous Size Shaft
Keys for Shock Loading and Conform to ISO Standards.
5 Additional Case Lugs Except H and J Gear Case
Eliminates the Need for Critical Tightening of Torque Arm Bolts. Controls Position of
Standard Torque Arm Mounting within Recommended limits.
6 BackStops
Alternative Parts, Antirun Back Device, AreAvailable on all 13:1 and 20:1 Ratio Units and do not recommend for 5:1 Units.
7 Bearings and Oilseals
Bearings are Adequately Proportioned and Conform to ISO Dimension Plan, Readily
Available WorldWide. Oilseals are Double Lipped Garter Spring Type, Ensuring Effective Oil Sealing.
8 Rubberised End Caps
Self Sealing Intermediate Cover Plates, to Standard ISO Housing Dimensions.
9 Torque Arm Assembly
For Easy Adjustment of the Belt.
Size : SMR B C D E F G H
RATIO : 5:1 13:1 20:one
Make contact with Me
Welcome to make contact with William for far more details!
| Product | B13/B20 | C13/C20 | D13/D20 | E13/C20 | F13/E20 | G13/F20 | H13/G20 | J13/J20 |
| Output(RPM) | ten-one hundred fifteen | 10-one hundred ten | ten-one hundred ten | ten-one zero five | 10-one zero five | 10-one hundred | ten-100 | ten-100 |
| Electrical power Rating(KW) | .29-3.eleven | .forty nine-4.62 | .82-7.81 | one.twenty five-11.55 | 1.97-17.01 | three.11-27.09 | four.9-forty.seven | 7.8-sixty.five |
| Permissible torque(Nm) | 277 | 468 | 783 | 1194 | 1881 | 2970 | 4680 | 7449 |
| Design | B5 | C5 | D5 | E5 | F5 | G5 | H5 | J5 |
| Output(RPM) | 100-four hundred | a hundred-four hundred | 100-400 | one hundred-four hundred | a hundred-four hundred | one hundred-400 | one hundred-four hundred | 100-four hundred |
| Electricity Ranking(KW) | 2.68-7.fourteen | 4.2-9.66 | six.62-fifteen.sixty five | ten.29-24.57 | 15.twelve-35.91 | twenty five.2-fifty nine.nine | 36.2-eighty one.9 | sixty two.2-134.two |
| Permissible torque(Nm) | 256 | 401 | 632 | 983 | 1444 | 2407 | 3457 | 5940 |
| Dimension(mm) | SMR Measurement | |||||||
| SMR-B | SMR-C | SMR-D | SMR-E | SMR-F | SMR-G | SMR-H | SMR-J | |
| Normal dimension of shaft | thirty | forty | fifty | fifty five | 65 | seventy five | 85 | a hundred |
| Different dimensions of shaft | 40 | fifty | 55 | 65 | 75 | eighty five | a hundred | a hundred and twenty |
| Enter shaft keyway | 6×3.5×50 | 6×3.5×59 | 8x4x63 | 8x4x70 | 10x5x70 | 12x5x90 | 14×5.5×100 | 16x6x100 |
Company Profile
l The biggest company and exporter of worm gear reducers in Asia.
l Established in 1976, we remodeled from a county owned factory to private 1 in 1996. HangZhou SINO-DEUTSCH Energy TRANSMISSION Tools CO.,LTD is our new identify since 2001.
l We are the very first maker of reducers and gearboxes in China who was provided export license because calendar year 1993.
l “Fixedstar” manufacturer gearboxes and reducers are the first operator of CHINA Best Brand name and Most Well-known Trade Mark for reducers.
Very first to achieve ISO9001 and CE Certification amongst all companies of gearboxes in China.
As a professional maker of worm gearbox and worm gear reducers in China, we mostly produce reduction gearbox,aluminum case worm gearboxes,arc gear cylindrical worm gearboxes, worm equipment reducers, in line helical gearboxes, and cyclo travel reducers, etc. These products function rational composition, steady overall performance, and reliable quality, and so on. They are commonly utilized in electricity, mining, metallurgy, building substance, chemical, foods, printing, ceramic, paper-making, tobacco, and other industries.
We have 600 personnel in our manufacturing unit, which addresses 70,000 square CZPT in HangZhou. We have been making 2,five hundred units of reducers everyday since 2012. We are proudly exporting 70% of our items to far more than 40 nations all above the term. Our customers come from Italy, Germany, United states, Canada, Spain, Uk, Mexico, Brazil, Argentina, Turkey, Singapore and other principal industrial international locations in the planet. 30% of them are OEM produced for immediate producers of other goods.
We warmly welcome customers from other areas of the entire world to go to us. Looking at is believing. We are really confident that following going to our facility, you will have self-confidence on our goods. We have the most recent computerized equipments and knowledgeable employees to make certain the steady quality and huge output. We have the most innovative complex and engineering staff to assistance most demanding prerequisite on regular and OEM items.
Looking CZPT to meeting you in HangZhou, China.
| Application: | Reducer |
|---|---|
| Hardness: | Hardened |
| Manufacturing Method: | Cast Gear |
| Toothed Portion Shape: | Bevel Wheel |
| Material: | Cast Iron |
| Type: | Bevel Gear |
| Customization: |
Available
| Customized Request |
|---|
Hypoid Bevel Vs Straight Spiral Bevel – What’s the Difference?
Spiral gears come in many different varieties, but there is a fundamental difference between a Hypoid bevel gear and a Straight spiral bevel. This article will describe the differences between the two types of gears and discuss their use. Whether the gears are used in industrial applications or at home, it is vital to understand what each type does and why it is important. Ultimately, your final product will depend on these differences.
Hypoid bevel gears
In automotive use, hypoid bevel gears are used in the differential, which allows the wheels to rotate at different speeds while maintaining the vehicle’s handling. This gearbox assembly consists of a ring gear and pinion mounted on a carrier with other bevel gears. These gears are also widely used in heavy equipment, auxiliary units, and the aviation industry. Listed below are some common applications of hypoid bevel gears.
For automotive applications, hypoid gears are commonly used in rear axles, especially on large trucks. Their distinctive shape allows the driveshaft to be located deeper in the vehicle, thus lowering the center of gravity and minimizing interior disruption. This design makes the hypoid gearset one of the most efficient types of gearboxes on the market. In addition to their superior efficiency, hypoid gears are very easy to maintain, as their mesh is based on sliding action.
The face-hobbed hypoid gears have a characteristic epicycloidal lead curve along their lengthwise axis. The most common grinding method for hypoid gears is the Semi-Completing process, which uses a cup-shaped grinding wheel to replace the lead curve with a circular arc. However, this method has a significant drawback – it produces non-uniform stock removal. Furthermore, the grinding wheel cannot finish all the surface of the tooth.
The advantages of a hypoid gear over a spiral bevel gear include a higher contact ratio and a higher transmission torque. These gears are primarily used in automobile drive systems, where the ratio of a single pair of hypoid gears is the highest. The hypoid gear can be heat-treated to increase durability and reduce friction, making it an ideal choice for applications where speed and efficiency are critical.
The same technique used in spiral bevel gears can also be used for hypoid bevel gears. This machining technique involves two-cut roughing followed by one-cut finishing. The pitch diameter of hypoid gears is up to 2500 mm. It is possible to combine the roughing and finishing operations using the same cutter, but the two-cut machining process is recommended for hypoid gears.
The advantages of hypoid gearing over spiral bevel gears are primarily based on precision. Using a hypoid gear with only three arc minutes of backlash is more efficient than a spiral bevel gear that requires six arc minutes of backlash. This makes hypoid gears a more viable choice in the motion control market. However, some people may argue that hypoid gears are not practical for automobile assemblies.
Hypoid gears have a unique shape – a cone that has teeth that are not parallel. Their pitch surface consists of two surfaces – a conical surface and a line-contacting surface of revolution. An inscribed cone is a common substitute for the line-contact surface of hypoid bevel gears, and it features point-contacts instead of lines. Developed in the early 1920s, hypoid bevel gears are still used in heavy truck drive trains. As they grow in popularity, they are also seeing increasing use in the industrial power transmission and motion control industries.
Straight spiral bevel gears
There are many differences between spiral bevel gears and the traditional, non-spiral types. Spiral bevel gears are always crowned and never conjugated, which limits the distribution of contact stress. The helical shape of the bevel gear is also a factor of design, as is its length. The helical shape has a large number of advantages, however. Listed below are a few of them.
Spiral bevel gears are generally available in pitches ranging from 1.5 to 2500 mm. They are highly efficient and are also available in a wide range of tooth and module combinations. Spiral bevel gears are extremely accurate and durable, and have low helix angles. These properties make them excellent for precision applications. However, some gears are not suitable for all applications. Therefore, you should consider the type of bevel gear you need before purchasing.
Compared to helical gears, straight bevel gears are easier to manufacture. The earliest method used to manufacture these gears was the use of a planer with an indexing head. However, with the development of modern manufacturing processes such as the Revacycle and Coniflex systems, manufacturers have been able to produce these gears more efficiently. Some of these gears are used in windup alarm clocks, washing machines, and screwdrivers. However, they are particularly noisy and are not suitable for automobile use.
A straight bevel gear is the most common type of bevel gear, while a spiral bevel gear has concave teeth. This curved design produces a greater amount of torque and axial thrust than a straight bevel gear. Straight teeth can increase the risk of breaking and overheating equipment and are more prone to breakage. Spiral bevel gears are also more durable and last longer than helical gears.
Spiral and hypoid bevel gears are used for applications with high peripheral speeds and require very low friction. They are recommended for applications where noise levels are essential. Hypoid gears are suitable for applications where they can transmit high torque, although the helical-spiral design is less effective for braking. For this reason, spiral bevel gears and hypoids are generally more expensive. If you are planning to buy a new gear, it is important to know which one will be suitable for the application.
Spiral bevel gears are more expensive than standard bevel gears, and their design is more complex than that of the spiral bevel gear. However, they have the advantage of being simpler to manufacture and are less likely to produce excessive noise and vibration. They also have less teeth to grind, which means that they are not as noisy as the spiral bevel gears. The main benefit of this design is their simplicity, as they can be produced in pairs, which saves money and time.
In most applications, spiral bevel gears have advantages over their straight counterparts. They provide more evenly distributed tooth loads and carry more load without surface fatigue. The spiral angle of the teeth also affects thrust loading. It is possible to make a straight spiral bevel gear with two helical axes, but the difference is the amount of thrust that is applied to each individual tooth. In addition to being stronger, the spiral angle provides the same efficiency as the straight spiral gear.
Hypoid gears
The primary application of hypoid gearboxes is in the automotive industry. They are typically found on the rear axles of passenger cars. The name is derived from the left-hand spiral angle of the pinion and the right-hand spiral angle of the crown. Hypoid gears also benefit from an offset center of gravity, which reduces the interior space of cars. Hypoid gears are also used in heavy trucks and buses, where they can improve fuel efficiency.
The hypoid and spiral bevel gears can be produced by face-hobbing, a process that produces highly accurate and smooth-surfaced parts. This process enables precise flank surfaces and pre-designed ease-off topographies. These processes also enhance the mechanical resistance of the gears by 15 to 20%. Additionally, they can reduce noise and improve mechanical efficiency. In commercial applications, hypoid gears are ideal for ensuring quiet operation.
Conjugated design enables the production of hypoid gearsets with length or profile crowning. Its characteristic makes the gearset insensitive to inaccuracies in the gear housing and load deflections. In addition, crowning allows the manufacturer to adjust the operating displacements to achieve the desired results. These advantages make hypoid gear sets a desirable option for many industries. So, what are the advantages of hypoid gears in spiral gears?
The design of a hypoid gear is similar to that of a conventional bevel gear. Its pitch surfaces are hyperbolic, rather than conical, and the teeth are helical. This configuration also allows the pinion to be larger than an equivalent bevel pinion. The overall design of the hypoid gear allows for large diameter shafts and a large pinion. It can be considered a cross between a bevel gear and a worm drive.
In passenger vehicles, hypoid gears are almost universal. Their smoother operation, increased pinion strength, and reduced weight make them a desirable choice for many vehicle applications. And, a lower vehicle body also lowers the vehicle’s body. These advantages made all major car manufacturers convert to hypoid drive axles. It is worth noting that they are less efficient than their bevel gear counterparts.
The most basic design characteristic of a hypoid gear is that it carries out line contact in the entire area of engagement. In other words, if a pinion and a ring gear rotate with an angular increment, line contact is maintained throughout their entire engagement area. The resulting transmission ratio is equal to the angular increments of the pinion and ring gear. Therefore, hypoid gears are also known as helical gears.
editor by CX 2023-04-12