China OEM ISO9001: 2015 Transmission Gear Mechanical Steering System Planetary Gear top gear
Product Description
Product Description
| Material: | 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 |
| Material standard: | 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. |
Company Profile
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.
It is also equipped with many advanced CNC machining center, CNC turning center, CNC milling machine and CNC lathes. It can do the heat-treatment, electricity polishing, mirror polishing and CNC machining at the request of clients.
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 |
Surface Treatment
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.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Gear Position: | External Gear |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
How do you calculate the gear ratio involving sun, planet, and ring gears?
The gear ratio in a planetary gear system can be calculated by considering the number of teeth on the sun gear, planet gears, and ring gear. The gear ratio determines the relationship between the input speed and the output speed of the system. Here’s how you can calculate the gear ratio:
- Step 1: Count the Teeth:
Count the number of teeth on the sun gear (S), the planet gears (P), and the ring gear (R). These numbers represent the respective gear’s tooth count.
- Step 2: Determine the Gear Arrangement:
Identify the gear arrangement. In a simple planetary gear system, the sun gear is at the center, surrounded by planet gears, and enclosed by the ring gear.
- Step 3: Calculate the Gear Ratio:
The gear ratio (GR) can be determined using the formula:
GR = (R + P) / S
Where:
- R represents the number of teeth on the ring gear
- P represents the number of teeth on the planet gears (assuming they have the same number of teeth)
- S represents the number of teeth on the sun gear
The resulting gear ratio represents the speed relationship between the input and output of the planetary gear system. A gear ratio greater than 1 indicates a speed reduction, while a gear ratio less than 1 indicates a speed increase.
It’s important to note that in more complex planetary gear systems, where there are multiple sets of planet gears or additional gears, the calculation of the gear ratio may involve considering multiple gear stages and their respective tooth counts.
In summary, to calculate the gear ratio involving sun, planet, and ring gears, you need to count the teeth on each gear and use the formula (R + P) / S, where R is the number of teeth on the ring gear, P is the number of teeth on the planet gears, and S is the number of teeth on the sun gear. This calculation provides the gear ratio that defines the speed relationship between the input and output of the planetary gear system.
What are the considerations for lubrication and maintenance of planetary gears?
Proper lubrication and maintenance are crucial for the reliable and efficient operation of planetary gears. Let’s explore the key considerations for lubrication and maintenance:
- Lubrication:
Effective lubrication is essential to reduce friction, wear, and heat generation in planetary gears. Consider the following aspects:
- Lubricant Selection:
Choose a lubricant specifically designed for gear systems with the appropriate viscosity and additives to ensure proper film formation and protection against wear. Consult the manufacturer’s recommendations or industry standards for suitable lubricants.
- Lubricant Contamination:
Prevent contamination of the lubricant by keeping the gear system clean and free from debris, dust, and moisture. Use proper sealing techniques and consider filtration systems to maintain the lubricant’s cleanliness and performance.
- Lubrication Frequency:
Follow the recommended lubrication intervals provided by the equipment manufacturer. Factors such as operating conditions, load, and temperature can affect the lubrication frequency. Regularly monitor the lubricant condition and conduct oil analysis to determine if lubricant replacement or additional lubrication is required.
- Maintenance:
Regular maintenance helps ensure the longevity and optimal performance of planetary gears. Consider the following maintenance aspects:
- Inspection:
Periodically inspect the gear system for signs of wear, damage, misalignment, or abnormal noise. Detecting issues at an early stage allows for timely maintenance and prevents further damage.
- Alignment:
Proper alignment of the gear components is crucial to distribute the load evenly and prevent premature wear. Regularly check and adjust the gear alignment as per the manufacturer’s specifications.
- Torque and Load:
Ensure that the gear system operates within the recommended torque and load limits. Excessive loads can lead to increased wear and decreased gear life. Consider the application requirements and ensure the gear system is appropriately sized and rated.
- Temperature:
Monitor the operating temperature of the gear system. Excessive heat can degrade the lubricant’s performance and accelerate wear. Proper cooling mechanisms, such as fans or heat exchangers, may be required in high-temperature environments.
In summary, proper lubrication and maintenance are essential for planetary gears. Choose suitable lubricants, prevent contamination, follow recommended lubrication intervals, inspect for wear, ensure proper alignment, consider torque and load limits, monitor operating temperature, and conduct regular maintenance. By adhering to these considerations, you can prolong the lifespan, enhance performance, and minimize the risk of gear failure in planetary gear systems.
What is a planetary gear and how does it work in mechanical systems?
A planetary gear, also known as an epicyclic gear, is a type of gear system used in mechanical systems to achieve various gear ratios and torque transmission. Let’s explore what a planetary gear is and how it works:
- Definition:
A planetary gear consists of three main components: a sun gear, planet gears, and a ring gear. The sun gear is located at the center and is typically driven by an input source, such as a motor or engine. The planet gears are gears that surround the sun gear and are connected to a carrier or arm. The ring gear is the outermost gear and meshes with the planet gears.
- Operation:
When the sun gear rotates, it drives the planet gears, causing them to rotate on their own axes while also orbiting around the sun gear. The planet gears are mounted on the carrier, which can rotate independently or be held stationary. As the planet gears rotate and orbit, they engage with the ring gear, which remains fixed or acts as the output. This interaction between the sun gear, planet gears, and ring gear allows for different gear ratios and torque transmission.
- Gear Ratios:
A key advantage of planetary gears is their ability to achieve multiple gear ratios within a compact design. By varying the number of teeth on the sun gear, planet gears, and ring gear, different gear ratios can be obtained. The gear ratio is determined by the ratio of the number of teeth between the sun gear and the ring gear, as well as the speed and direction of rotation of the sun gear.
- Applications:
Planetary gears are widely used in various mechanical systems and applications where precise control of speed, torque, and direction is required. They are commonly found in automotive transmissions, robotics, aerospace systems, industrial machinery, and more. Their compact size, high gear ratios, and torque-carrying capacity make them versatile and efficient in transmitting power.
In summary, a planetary gear is a gear system consisting of a sun gear, planet gears, and a ring gear. It operates by the rotation and orbiting of the planet gears around the sun gear, allowing for different gear ratios and torque transmission. Planetary gears find applications in a wide range of mechanical systems where precise control and efficient power transmission are necessary.
editor by CX 2023-12-18