China Standard Drive Helical Planetary Precision Transmission Miter Toothed Wheel Cog-Wheel Spur Gear gear cycle

Product Description

Product Description

Drive Helical Planetary Precision Transmission miter Toothed Wheel Cog-Wheel Spur Gear

Item Customized machined machining gears
Process CNC machining,CNC milling, cnc lathe machining
material  steel, stainless steel, carbon steel,brass,C360 brass copper, aluminum 7075,7068 brass,C360 brass copper, aluminum Nylon, PA66, NYLON , ABS, PP,PC,PE,POM,PVC,PU,TPR,TPE,TPU,PA,PET,HDPE,PMMA etc
Quality Control ISO9001 and ISO14001
Dimension bore tolerances -/+0.01mm
Quality standard AGMA, JIS, DIN 
Surface treatment Blackening, plated, anodizing, hard anodizing etc
Gear hardness 30 to 60 H.R.C
Size/Color Gears and parts dimensions are according to drawings from customer, and colors are customized
Surface treatment Polished or matte surface, painting, texture, vacuum aluminizing and can be stamped with logo etc.
Dimensions Tolerance ±0.01mm or more precise
Samples confirmation and approval samples shipped for confirmation and shipping cost paid by customers
Package Inner clear plastic bag/outside carton/wooden pallets/ or any other special package as per customer’s requirements.
Delivery Time Total takes 2~~8weeks usually
Shipping
 

 Usual FEDEX, UPS, DHL, TNT, EMS or base on customer’s requirement.

                       

 

Production management:

1. The workers are trained to inspect the gears and notice any defect in production in time.
2. QC will check 1pcs every 100pcs in CNC machining, and gears will meet all dimension tolerances.
3. Gears will be inspected at every step, and gears will be inspected before shipment, and all inspection records will be kept in our factory for 3 years.
4. Our sales will send you pictures at every gears production steps, and you will know the detailed production status, and you can notice any possibility of mistake, for our sales, QC and workers are keeping close watch on all production.
5. You will feel us working very carefully to assure the quality and easy to work with, 
6. we cherish every inquiry, every opportunity to make gears and parts and cherish every customer.

 QUALITY CONTROL PROCESS:
 
1)       Inspecting the raw material –IQC)
2)       Checking the details before the production line operated
3)       Have full inspection and routing inspection during mass production—In process quality control (IPQC)
4)       Checking the gears after production finished—- (FQC)
5)       Checking the gears after they are finished—–Outgoing quality control (OQC)

Service:

1. Molds designs as per customers’ gears drawing;
2. Submitting molds drawings to customers to review and confirm before mols production.
3. Providing samples with whole dimensions and cosmetic inspection report, material certification to customers.
4. Providing inspection report of important dimensions and cosmetic in batches parts.

Packing and shipment:

1. Gears are well and carefully packed in PP bags in CTNS, strong enough for express shipping, air shipment or sea shipment.
2. Air shipment, sea shipment or shipment by DHL, UPS, FedEx or TNT are availabe.
3. Trade terms: EXW, FOB HangZhou, or CIF
4. All shippings will be carefully arranged and will reach your places fast and safely.

FAQ

Q1: How to guarantee the Quality of gears and parts?
We are ISO 9001:2008 certified factory and we have the integrated system for industrial parts quality control. We have IQC (incoming quality control), 
IPQCS (in process quality control section), FQC (final quality control) and OQC (out-going quality control) to control each process of industrial parts prodution.

 Q2: What are the Advantage of your gears and parts?
Our advantage is the competitive and reasonable prices, fast delivery and high quality. Our eployees are responsible-oriented, friendly-oriented,and dilient-oriented. 
Our industrial parts products are featured by strict tolerance, smooth finish and long-life performance. 

Q3: what are our machining equipments?
Our machining equipments include plasticn injection machinies, CNC milling machines, CNC turning machines, stamping machines, hobbing machines, automatic lathe machines, tapping machines, grinding machines, cutting machines and so on. 

Q4: What shipping ways do you use?
Generally, we will use UPS DHL or FEDEX and sea shipping 

5: What materials can you process?
For plastic injection gears and parts, the materials are Nylon, PA66, NYLON with 30% glass fibre, ABS, PP,PC,PE,POM,PVC,PU,TPR,TPE,TPU,PA,PET,HDPE,PMMA etc.
For metal and machining gears and parts, the materials are brass, bronze, copper, stainless steel, steel, aluminum, titanium plastic etc. 

Q6: How long is the Delivery for Your gears and parts? 
Generally , it will take us 15 working days for injection or machining, and we will try to shorten our lead time.

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Application: Motor, Electric Cars, Machinery, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Curved Gear
Material: Stainless Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

epicylic gear

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.

epicylic gear

Can you explain the process of gear shifting in planetary gear systems?

Gear shifting in planetary gear systems involves changing the gear ratio by engaging or disengaging specific components of the gear set. Let’s explore the process of gear shifting in more detail:

  • Clutching and Braking:

The gear shifting process in planetary gear systems primarily relies on clutching and braking mechanisms. These mechanisms selectively connect or disconnect various gears within the system to achieve the desired gear ratio. Here are the key steps involved:

  • Clutch Engagement:

To shift to a higher gear ratio, the clutch associated with the gear component that needs to be engaged is activated. The clutch connects the rotating member, such as the sun gear, planet carrier, or ring gear, to the stationary member, allowing torque transmission. This engagement results in a change in the gear ratio, leading to higher speed or torque output depending on the specific gear set configuration.

  • Brake Application:

On the other hand, to shift to a lower gear ratio, a brake associated with the gear component that needs to be disengaged is applied. The brake immobilizes or slows down the rotation of the selected gear element, preventing it from transmitting torque. By selectively braking certain components, the gear ratio is altered, resulting in a lower speed or higher torque output.

  • Sequential Shifting:

In some planetary gear systems, gear shifting is performed sequentially. This means that one gear component is engaged or disengaged at a time, gradually transitioning from one gear ratio to another. Sequential shifting allows for smooth and controlled gear changes, minimizing the stress on the transmission components and ensuring seamless power transmission.

  • Electronic Control:

In modern applications, gear shifting in planetary gear systems is often electronically controlled. Electronic control systems utilize sensors, actuators, and a control unit to monitor various parameters such as vehicle speed, engine load, and driver input. Based on these inputs, the control unit determines the optimal gear shift points and actuates the clutches and brakes accordingly. Electronic control enhances the efficiency, precision, and automation of the gear shifting process.

In summary, gear shifting in planetary gear systems involves the engagement and disengagement of clutches and brakes to alter the gear ratio. By selectively connecting or disconnecting specific gear components, the speed and torque output can be adjusted. Sequential shifting and electronic control systems further enhance the gear shifting process, providing smooth and efficient operation in various applications, including automotive transmissions and industrial machinery.

epicylic gear

Can you describe the role of sun gears, planet gears, and ring gears in planetary systems?

In a planetary gear system, each component—the sun gear, planet gears, and ring gear—plays a crucial role in the overall operation and functionality. Let’s explore the roles of these gears:

  • Sun Gear:

The sun gear is a central component in a planetary gear system. It is typically located at the center and is driven by an input source such as a motor or engine. The sun gear receives the input power and transmits it to the other gears in the system. As the sun gear rotates, it drives the rotation of the planet gears, which, in turn, contribute to the overall gear operation. The size and number of teeth on the sun gear determine the gear ratio and torque characteristics of the system.

  • Planet Gears:

The planet gears are gears that surround the sun gear in a planetary gear system. They are typically smaller in size compared to the sun gear and are connected to a carrier or arm. The planet gears mesh with both the sun gear and the ring gear. As the sun gear rotates, it drives the rotation of the planet gears. The planet gears exhibit both rotational and orbital motion. While they rotate on their own axes, they also orbit around the sun gear. This combination of rotational and orbital movement allows the planet gears to transmit torque and contribute to the overall gear reduction or amplification. The arrangement and number of planet gears can vary depending on the specific design and requirements of the system.

  • Ring Gear:

The ring gear is the outermost gear in a planetary gear system. It has internal teeth that mesh with the planet gears. The ring gear remains fixed or stationary while the sun gear and planet gears rotate. The interaction between the planet gears and the ring gear enables the gear system to achieve gear reduction or amplification. The size and number of teeth on the ring gear also influence the gear ratio and torque characteristics of the system.

In summary, the sun gear serves as the primary driver, receiving the input power and transmitting it to the other gears. The planet gears rotate and orbit around the sun gear, contributing to torque transmission and gear functionality. The ring gear remains fixed and meshes with the planet gears, allowing for gear reduction or amplification. Together, these gears work in harmony to achieve the desired gear ratios, torque transmission, and overall operation of planetary gear systems.

China Standard Drive Helical Planetary Precision Transmission Miter Toothed Wheel Cog-Wheel Spur Gear gear cycleChina Standard Drive Helical Planetary Precision Transmission Miter Toothed Wheel Cog-Wheel Spur Gear gear cycle
editor by CX 2024-04-09