Product Description

 Material:

Stainless steelSS201,SS303,SS304,SS316,SS416,SS420,17-4PH,SUS440C 

AluminumAL2571,AL5754(Almg3),AL5083,AL6061,AL6063,AL5052,AL7075

Carbon steelQ235,S235JR,1571, 1015, 1571, 1571, 1030, 1035, 1040, 1045

Alloy steel40Cr,15CrMo,4140,4340,35CrMo,16MnCr5

Brass/Copper/BronzeC11000, C15710, C12000, C26000, C36000, etc.etc…

Stainless Steel (201, 302, 303, 304, 316, 420, 430) etc…

Steel (mild steel, Q235, 20#, 45#) etc…

Process:

CNC Machining, turning,milling, lathe machining, boring, grinding, drilling,broaching, stamping,etc…

Surface treatment:

Clear/color anodized; Hard anodized; Powder-coating;Sand-blasting; Painting;    

Nickel plating; Chrome plating; Zinc plating; Silver/gold plating; 

Black oxide coating, Polishing etc…

Gerenal Tolerance:(+/-mm)

Gear grade :7Gread (ISO)

Run Out:0.005mm

Roundness:0.001mm

ID/OD Grinding: 0.002

Roughness : Ra 0.05 Rz 0.2

Certification:

IATF 16949, ISO140001

Experience:

16 years of  machining products

Packaging :

Standard: carton with plastic bag protecting

For large quantity: pallet or wooden box as required

Lead time :

In general:30-60days

Term of Payment:

T/T,  L/C, etc

Minimum Order:

Comply with customer’s demand

Delivery way:

Express(DHL,Fedex, UPS,TNT,EMS), By Sea, By air, or as required

Our advantage: *Specialization in CNC formulations of high precision and high quality *Independent quality control department *Control plan and process flow sheet for each batch *Quality control in all whole production *Meeting demands even for very small quantities or single units *Short delivery times *Excellent price-quality ratio *Absolute confidentiality *Various materials (stainless steel, iron, brass, aluminum, titanium, special steels, industrial plastics)

FAQ: Q1: How can I get the samples? A: If you need some samples to test, you should pay for the transportation freight of samples and our samples cost. Q2: Can we have our marking,Logo or company name to be printed on your products or package? A: Sure. Your marking,logo,or company name can be put on your products by Laser machine Q3: How to order? A: Please send us your purchase order by Email, or you can ask us to send you a Performa invoice for your order. We need to know the following information for your order. 1) Product information-Quantity, Specification ( Size, Material, Technological and Packing requirements etc.) 2) Delivery time required 3) Shipping information-Company name, Street address, Phone&Fax number, Destination sea port. 4) Forwarder’s contact details if there’s any in China. Q4: When can you get the price? We usually quote within 48 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority. Kindly note that if your inquiry is with more details then the price we quote will be more accurate .Q5: How can you get a sample to check our quality? After price confirmation, you can require for samples to check our quality .Q6: What kind of files do we accept for drawing? A: PDF, CAD,STP,STEP Q7: What about the lead time for mass production? Honestly, it depends on the order quantity and the season you place the order. Generally speaking,it would need about 30-60days to finish the sample. Q8: What is our terms of delivery? We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the 1 which is the most convenient or cost effective for you.

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Customization:
Available

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Customized Request

spur gear

Can spur gears be used in heavy-duty machinery and equipment?

Yes, spur gears can be used in heavy-duty machinery and equipment. Here’s a detailed explanation:

Spur gears are versatile and commonly used in a wide range of applications, including heavy-duty machinery and equipment. They are known for their simplicity, efficiency, and ability to transmit high loads and torque. Spur gears have straight teeth that are parallel to the gear axis, allowing for effective power transmission between parallel shafts.

Advantages of Spur Gears in Heavy-Duty Applications:

Spur gears offer several advantages that make them suitable for heavy-duty machinery and equipment:

  • High Load Capacity: Spur gears are capable of handling high loads due to their robust tooth design and larger contact area compared to other gear types. They distribute the load evenly across the gear teeth, minimizing stress concentration and ensuring reliable operation in heavy-duty applications.
  • Efficient Power Transmission: Spur gears have high gear meshing efficiency, typically above 95%. This means that a large percentage of the input power is effectively transmitted to the output, making them suitable for heavy-duty machinery where power transfer is critical.
  • Wide Range of Sizes and Ratios: Spur gears are available in a wide range of sizes, tooth counts, and gear ratios. This versatility allows for customization and adaptation to the specific requirements of heavy-duty machinery and equipment.
  • Cost-Effective: Spur gears are relatively simple in design and easier to manufacture compared to some other gear types. This simplicity often translates into cost-effectiveness, making them an attractive choice for heavy-duty applications where cost considerations are important.
  • Easy Maintenance: Spur gears are generally easier to maintain compared to gears with complex tooth profiles or specialized designs. Routine maintenance tasks such as lubrication, inspection, and replacement of worn gears can be carried out more straightforwardly, minimizing downtime and maintenance costs.

Considerations for Heavy-Duty Applications:

While spur gears can be used in heavy-duty machinery and equipment, certain considerations should be taken into account:

  • Load Distribution: Proper load distribution is critical to ensure the longevity and reliability of spur gears in heavy-duty applications. It is important to design the gear system in a way that distributes the loads evenly across the gear teeth, minimizing the risk of tooth breakage or premature wear.
  • Material Selection: The selection of gear materials is crucial in heavy-duty applications. The gear material should have the necessary strength, hardness, and fatigue resistance to withstand the anticipated loads and operating conditions. Common materials used for heavy-duty spur gears include alloy steels, case-hardened steels, and specialized gear materials such as carburized or nitrided steels.
  • Lubrication and Cooling: Adequate lubrication is essential to minimize friction, wear, and heat generation in heavy-duty spur gears. Proper lubrication techniques and the use of high-quality lubricants can significantly extend the gear’s service life. In some cases, additional cooling measures such as circulating oil systems or forced-air cooling may be necessary to manage heat buildup in heavy-duty applications.
  • Mechanical Considerations: The overall mechanical design of the heavy-duty machinery should account for gear alignment, shaft deflection, and other factors that can affect gear performance. Robust support structures, accurate alignment, and consideration of potential misalignments due to operational conditions should be taken into account during the design phase.

By addressing these considerations and implementing proper design, material selection, lubrication, and maintenance practices, spur gears can effectively withstand the demands of heavy-duty machinery and equipment.

It’s important to note that the specific application requirements, operating conditions, and load characteristics may vary. Consulting with gear manufacturers, engineers, or industry experts can provide further guidance on the suitability and design considerations when using spur gears in heavy-duty applications.

spur gear

What is the lifespan of a typical spur gear?

The lifespan of a typical spur gear can vary significantly depending on several factors. Here’s a detailed explanation:

The lifespan of a spur gear is influenced by various factors, including:

  • Operating Conditions: The conditions under which the spur gear operates greatly impact its lifespan. Factors such as the magnitude and frequency of the applied loads, operating temperature, speed, and lubrication quality play a significant role. Gears operating under heavy loads, high speeds, or harsh environments may experience higher wear and fatigue, potentially reducing their lifespan.
  • Material Selection: The material used for constructing the spur gear affects its durability and lifespan. Spur gears are commonly made from materials such as steel, cast iron, bronze, or polymer composites. The specific material properties, including hardness, strength, and resistance to wear and corrosion, influence the gear’s ability to withstand the operating conditions and determine its lifespan.
  • Quality of Manufacturing: The quality of manufacturing processes and techniques employed during the production of the spur gear can impact its lifespan. Gears manufactured with precision, accurate tooth profiles, and proper heat treatment are more likely to have longer lifespans compared to those with manufacturing defects or poor quality control.
  • Lubrication and Maintenance: Proper lubrication is crucial for reducing friction, wear, and heat generation in spur gears. Regular maintenance practices, including lubricant replacement, gear inspections, and addressing any issues promptly, can significantly extend the lifespan of the gears. Inadequate lubrication or neglecting maintenance can lead to premature wear and failure.
  • Load and Stress Distribution: The design and configuration of the gear system affect the load and stress distribution on the spur gears. Proper gear design, including tooth profile, number of teeth, and gear arrangement, helps ensure even load distribution and minimizes localized stress concentrations. Well-designed supporting components, such as bearings and shafts, also contribute to the overall lifespan of the gear system.

It is challenging to provide a specific lifespan for a typical spur gear since it depends on the aforementioned factors and the specific application. Spur gears can have lifespans ranging from several thousand to millions of operating cycles. Industrial gear systems often undergo regular inspections and maintenance, including gear replacement when necessary, to ensure safe and reliable operation.

It’s important to note that gear lifespan can be extended through proper care, maintenance, and adherence to recommended operating parameters. Regular inspections, monitoring of gear performance, and addressing any signs of wear or damage promptly can help maximize the lifespan of spur gears.

When assessing the lifespan of spur gears for a particular application, it is advisable to consult manufacturers, industry standards, and experts with expertise in gear design and maintenance for accurate estimations and recommendations.

spur gear

What is a spur gear and how does it work?

A spur gear is a type of cylindrical gear with straight teeth that are parallel to the gear axis. It is one of the most common and simplest types of gears used in various mechanical systems. Spur gears work by meshing together to transmit rotational motion and torque between two parallel shafts. Here’s a detailed explanation of spur gears and how they work:

A spur gear consists of two or more gears with cylindrical shapes and an equal number of teeth. These gears are mounted on parallel shafts, and their teeth mesh together to transfer rotational motion from one gear to another. The gear with power input is called the “drive gear” or “driver,” while the gear receiving the power output is called the “driven gear” or “follower.”

The key characteristics and components of spur gears include:

  • Teeth: Spur gears have straight teeth that are cut parallel to the shaft axis. The teeth are evenly spaced around the circumference of the gear. The number of teeth determines the gear ratio and affects the speed and torque transmission between the gears.
  • Pitch Diameter: The pitch diameter is the theoretical diameter of the gear at the point where the teeth mesh. It is determined by the number of teeth and the module or diametral pitch of the gear.
  • Module or Diametral Pitch: The module is a parameter used in metric gear systems, while the diametral pitch is used in imperial gear systems. They define the tooth size and spacing of the gear. The module is the ratio of the pitch diameter to the number of teeth, while the diametral pitch is the number of teeth per inch of pitch diameter.
  • Pressure Angle: The pressure angle is the angle between the line tangent to the tooth profile at the pitch point and a line perpendicular to the gear axis. Common pressure angles for spur gears are 20 degrees and 14.5 degrees.
  • Meshing: Spur gears mesh by engaging their teeth, creating a point or line contact between the contacting surfaces. The teeth transfer rotational motion and torque from the drive gear to the driven gear.
  • Gear Ratio: The gear ratio is determined by the number of teeth on the drive gear and the driven gear. It defines the relationship between the input speed and the output speed. The gear ratio can be calculated by dividing the number of teeth on the driven gear by the number of teeth on the drive gear.
  • Operation: As the drive gear rotates, its teeth come into contact with the teeth of the driven gear. The contact between the teeth transfers rotational motion and torque from the drive gear to the driven gear. The meshing teeth maintain a constant speed ratio, allowing for the transmission of power between the shafts. The direction of rotation can be changed by meshing gears with an odd or even number of teeth.

Spur gears offer several advantages, including simplicity, ease of manufacture, efficiency, and reliability. They are commonly used in a wide range of applications, including machinery, automotive systems, appliances, power tools, and more.

In conclusion, spur gears are cylindrical gears with straight teeth that mesh together to transfer rotational motion and torque between parallel shafts. Their simple and efficient design makes them a popular choice for various mechanical systems.

China Hot selling Stainless Steel Aluminum Metric Steering Spline Shaft Pinion Wheel Hobbing Forged Straight Spiral Bevel Worm Spur Helical Gear top gearChina Hot selling Stainless Steel Aluminum Metric Steering Spline Shaft Pinion Wheel Hobbing Forged Straight Spiral Bevel Worm Spur Helical Gear top gear
editor by CX 2023-09-25

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