Description du produit
Description du produit
| Matériel: | 45#Steel,20CrMnTi,40Cr,20CrNiMo,20MnCr5,GCR15SiMn,42CrMo,2Cr13stainless steel,Nylon,Bakelite,Copper,Aluminium.etc |
| Process: | The main process is Gear Hobbing, Gear Shaping and Gear Grinding, Selecting production process according to the different products. |
| Heat Treatmente: | Carburizing and quenching ,High-frequency quenching,Nitriding, Hardening and tempering, Selecting heat treatment according to the different materials. |
| Testing Equipment | Rockwell hardness tester 500RA,
Double mesh instrument HD-200B & 3102, Gear measurement center instrument CNC3906T other High precision detection equipments |
| Certification | 0.1-90 kg |
| Casting Size: | Max linear size: 1200 mm, Max diameter size: 600 mm |
| Machining tolerace: | GB/T19001-2016/ISO9001:2015 |
| Machining surface roughness: | Ra0.8 ~ 6.3 um |
| Norme du matériau : | GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR |
| Usage: | Used in printing machine, cleaning machine, medical equipment, garden machine, construction machine, electric car, valve, forklift, transportation equipment and various gear reducers.etc |
| Quality control: | 100% inspection before packing |
| Manufacture Standard | 5-8 Grade ISO1328-1997. |
Profil de l'entreprise
SIMIS CASTING, established in year of 2004, is a professional foundry, including integrating development and production together, specialized in producing various kinds of investment casting parts, and CHINAMFG parts. These casting parts are widely used in automobile industry, railway vehicle, construction machine, municipal works, pipeline, petrochemical industry, mine, electric utility industry and so on.
SIMIS has 6 affiliated casting workshop and 2 professional CNC machining workshops. There are 500 staffs and 40 engineers now in our company. Its annual production capacity for all types of casting parts is about 3000 tons. Holding over 100 sets of advanced casting parts, machining and test equipments.
Engrenage including planetary gear, spiral gear, bevel gear, spiral bevel gear, helical gear, spur gear, helical spur gear, conical gear, CHINAMFG pinion gear, conical CHINAMFG and bevel gear, worm gear and shaft, we can make standard thickness gear 1 to 8 Module, 1M12, 2M20, 2.5M25, 3M30, 4M40, 5M50, 6M60, 8M80. Non-standard thickness 2 to 8 Module: 2M16, 2.5M20, 3M20, 4M30, 4M35, 5M40, 5M30, 6M40, 6M50, 8M60. We can also make customized gear according to your drawing or sample.
Sprocket including simplex sprocket, duplex sprocket, triplex sprocket, and has 45 steel finished hole sprocket, 06B 06C 08A 08B 08C 10A 12A 16A 24A sprocket and so on.We can also make customized gear according to your drawing or sample too.
Welcome you come to visit us for customized various types of non-standard gear, sprocket synchronous wheel, helical gear, bevel gear, shaft, worm gear and other products with the lowest quality!
Application Field
Testing Ability
| Dimensional | Non-Destructive Tests(N.D.T.) | Chemical & Mechanical |
| Surface Roughness Test | Dye Penetrant | Chemical analysis |
| Microscopic Measurement | Radiography (RT) | Metallography |
| 3D ScHangZhou | Magnetic Particle (MT) | Tensile Strength |
| CMM | Ultra-Sonic (UT) | Yield Strength |
| Impact Test | Hardness Test | Elongation Rate |
| Shrinkage Rate |
Traitement de surface
FAQ
Q1:Are you manufactory or trade company?
A1:We are an enterprise integrating manufacturer and trade for many years already in ZheJiang province, China. And we are AAA grade credit enterprise, and also we have cooperative plants to provide other services such as plating and coating .
Q2: How could I get a free quotation?
A2:Please send us your drawings by Alibaba or email. The file format is PDF / DWG / STP / STEP / IGS and etc. IF there are no drawings, we can make the drawings according to your samples!
Q3:How to control quality?
A3:First, all raw materials are inspected by the quality control department before they are put into storage. Second, during the casting process, 3 times of spectral analysis were performed at the front, middle and back respectively. Third, after the parts are cleaned, perform a first visual inspection to check whether the product has casting defects before sending it to the next process. Fourth, conduct a comprehensive QC inspection of each part before shipment, including chemical composition, mechanical properties and other specific tests. Transactions can be through Alibaba’s trade assurance.
Q4:Can we have our Logo or company name to be printed on your products or package?
A4:Sure. Your Logo could be printed on your products by Hot Stamping, Printing, Embossing, UV Coating, Silk-screen Printing or Sticker.
| Application: | Moteurs, Voitures électriques, Motos, Machines, Machines marines, Jouets, Machines agricoles, Voiture |
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| Dureté: | Surface dentaire durcie |
| Position de la vitesse : | External Gear |
| Exemples : |
US$ 5/Piece
1 pièce (commande minimale) | Order Sample |
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| Personnalisation : |
Disponible
| Demande personnalisée |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can planetary gears be used in automotive applications?
Planetary gears are widely used in various automotive applications due to their numerous advantages. Let’s explore how planetary gears can be utilized in the automotive industry:
- Automatic Transmissions:
One of the primary applications of planetary gears in automobiles is in automatic transmissions. Automatic transmissions use a combination of planetary gear sets to achieve different gear ratios, allowing for smooth and efficient shifting between gears. The compact size and high torque capacity of planetary gears make them well-suited for this purpose, providing reliable and efficient power transmission in vehicles.
- Four-Wheel Drive Systems:
Planetary gears are also employed in four-wheel drive systems, where they help distribute power between the front and rear wheels. By utilizing planetary gear arrangements, the torque can be split between the front and rear axles, providing improved traction and stability on various road conditions. This allows vehicles to have enhanced off-road capabilities and better performance in challenging driving situations.
- Hybrid and Electric Vehicles:
Planetary gears play a crucial role in hybrid and electric vehicle powertrains. In these vehicles, planetary gear sets are often used to combine the power from the internal combustion engine and the electric motor. The gear arrangement allows for seamless transitions between different power sources, enabling efficient energy management and optimized performance.
- Start-Stop Systems:
Start-stop systems, which automatically shut off the engine when the vehicle is stationary and restart it when needed, often incorporate planetary gears. These gears help engage and disengage the engine from the drivetrain smoothly, ensuring a quick and seamless transition between the engine’s off and on states. Planetary gears contribute to the overall efficiency and reliability of start-stop systems.
- Power Steering:
Some power steering systems in automobiles utilize planetary gears to provide assistance in steering. These gears help amplify the driver’s input torque, making steering easier and more responsive. The compact size and high torque capacity of planetary gears make them suitable for power steering applications.
In summary, planetary gears find extensive use in automotive applications, including automatic transmissions, four-wheel drive systems, hybrid and electric vehicle powertrains, start-stop systems, and power steering. Their compact size, high torque capacity, and ability to achieve multiple gear ratios make them well-suited for these applications, providing efficient power transmission, improved performance, and enhanced driving experience in vehicles.

Can planetary gears be used in aerospace and aviation applications?
Planetary gears find extensive use in aerospace and aviation applications due to their unique characteristics and advantages. Let’s explore how planetary gears can be utilized in the aerospace and aviation industry:
- Aircraft Engines:
Planetary gears play a crucial role in aircraft engines, especially in the reduction gearbox. The reduction gearbox connects the high-speed turbine shaft with the low-speed propeller shaft, allowing efficient power transmission while maintaining optimal propeller speed. Planetary gears within the reduction gearbox help achieve the required gear ratios and torque conversion, ensuring smooth and reliable engine operation.
- Landing Gear Systems:
Planetary gears are also utilized in landing gear systems of aircraft. These gears provide the necessary torque and force to retract and extend the landing gear during takeoff and landing. Planetary gears offer compactness, high torque capacity, and the ability to handle heavy loads, making them suitable for this critical application.
- Actuation Systems:
Actuation systems in aerospace and aviation, such as those used for flight control surfaces, also benefit from the use of planetary gears. These gears enable precise and reliable movement of control surfaces, such as ailerons, elevators, and rudders. Planetary gears’ ability to handle high torques, provide accurate positioning, and withstand varying loads makes them well-suited for actuation systems.
- Satellite and Spacecraft Mechanisms:
In satellite and spacecraft applications, planetary gears are utilized in various mechanisms. They can be found in solar array drives, antenna pointing systems, and deployment mechanisms for scientific instruments. Planetary gears offer compactness, high torque transmission, and the ability to handle the extreme conditions of space environments.
- Auxiliary Power Units (APUs):
APUs in aircraft are responsible for providing auxiliary power during ground operations and in-flight emergencies. Planetary gears are often employed in APU systems to transfer power from the engine to the auxiliary systems, such as electrical generators or hydraulic pumps. These gears ensure efficient power transmission and reliable operation of the APU.
In summary, planetary gears have significant applications in aerospace and aviation. They are utilized in aircraft engines, landing gear systems, actuation systems, satellite and spacecraft mechanisms, as well as auxiliary power units. The compact size, high torque capacity, precise positioning, and reliable operation of planetary gears make them well-suited for these critical applications in the aerospace and aviation industry.

Comment les engrenages planétaires contribuent-ils à la transmission de puissance et à la réduction de vitesse ?
Les engrenages planétaires jouent un rôle important dans la transmission de puissance et la réduction de vitesse. Voyons comment ils contribuent à ces aspects :
- Amplification du couple :
L'un des principaux avantages des engrenages planétaires réside dans l'amplification du couple. L'agencement de plusieurs trains d'engrenages dans une conception compacte permet la multiplication du couple. Lorsque la puissance d'entrée est appliquée à la roue solaire, elle entraîne la rotation des satellites. Ces derniers s'engrènent avec la couronne, créant un avantage mécanique qui amplifie le couple de sortie. Cette amplification du couple est particulièrement avantageuse dans les applications nécessitant un couple élevé tout en conservant un encombrement réduit.
- Variation du rapport de transmission :
Un autre avantage des engrenages planétaires réside dans leur capacité à offrir différents rapports de transmission. En modulant le nombre de dents de la roue solaire, des satellites et de la couronne, on obtient une large gamme de rapports. Le rapport de transmission est déterminé par les dimensions relatives des engrenages et le nombre de dents de chacun. Cette flexibilité permet aux machines de s'adapter aux variations de vitesse et de couple, assurant ainsi un contrôle précis et une transmission de puissance efficace.
- Réduction de vitesse :
Les engrenages planétaires sont couramment utilisés pour la réduction de vitesse. La réduction de vitesse consiste à diminuer la vitesse de rotation et à augmenter le couple d'une source d'énergie. Dans un système d'engrenages planétaires, la réduction est obtenue en fixant la couronne et en laissant tourner le pignon solaire, qui constitue l'élément d'entrée. La rotation du pignon solaire entraîne celle des satellites, qui à leur tour font tourner le porte-satellites. La vitesse de sortie étant inférieure à la vitesse d'entrée, on obtient une réduction de vitesse. Cette capacité de réduction est précieuse dans diverses applications, telles que les transmissions automobiles et les systèmes de transmission de puissance.
- Transmission efficace de l'énergie :
Les engrenages planétaires sont réputés pour leur capacité de transmission de puissance efficace. L'engrènement interne et la répartition de la charge sur plusieurs dents permettent un transfert de couple optimal avec des pertes de puissance minimales. La charge étant répartie entre les satellites, on obtient un couple plus élevé et une usure réduite des dents. Cette transmission de puissance efficace garantit qu'une part importante de la puissance d'entrée est transmise à la sortie, ce qui rend les engrenages planétaires particulièrement adaptés aux applications où la conservation et l'optimisation de l'énergie sont essentielles.
En résumé, les engrenages planétaires contribuent à la transmission de puissance et à la réduction de vitesse grâce à l'amplification du couple, la variation du rapport de transmission, le mécanisme de réduction et une transmission de puissance efficace. Leur capacité à amplifier le couple, à obtenir différents rapports de transmission et à transmettre la puissance efficacement explique leur large utilisation dans divers secteurs industriels et systèmes mécaniques.


editor by CX 2023-11-02