China best Three-Row Roller Slewing Bearing – External Gear Ring Gear cycle gear

Product Description

About Fenghe

Provide customized industry solutions for you

 

  • 17 years producing experience, strict quality control can be the industry’s best solution guarantee.
  • China leading supplier for slewing bearing,the products have through ISO 9001,CAPE certifiaction,have more than 50 product patents.

  • Excellence in Quality and Precision Performance are constant hallmarks of all FENGHE products. Dialogue with the customer and a flexibility of approach combine with responsive design and development innovations to ensure superior delivery.

 

R&D/Maintenance

Engineers in Fenghe slewing bearing have an experience in turntable bearing over 17 years, they developed the R&D team and testing lab, continuous to making it extra stable and precision during the operation, Fenghe brand provide the best solution according to each customer with tailored products with many thousands of attempting.
 

Test

Life test

Application test

Environmental impacting test

Torque test

Vibration test

Measurement, inspection and analysis

Coordinate measuring machine (CMM)

Magnetic particle flaw detector (MT)

Ultrasonic detector (UT)

ScHangZhou electron microscope (SEM)

HDR digital microscope

Rockwell hardness

 

Product types

Own 20,000 production facility and 10,000 forging workshop.
Heat treated 6 times throughout production.

Model No.:012.40.1120
Brand: Fenghe
No. Of rows: Single row
Inner structure: ball
Gear option: Internal Gear,External Gear,No Gear
No. Of mounting holes: 36
Internal diameter:998mm
Outside diameter:1242mm
No. Of gear:95
Thickness: 110mm
Dimeter range: 200mm-7000mm
Material: 50Mn, 42CrMo

Types of our products:
single row ball slewing bearing
double row ball slewing bearing
three row roller slewing bearing
single row cross roller slewing bearing
double line ball slewing bearing
ball and roller combined slewing bearing

 

      Dimensions Fixing Holes Structure Size Gear data External gear data Internal gear data
Code Curva D       (mm) d                   (mm)    H    (mm) D1    (mm) D2   (mm) dn1     dn2    (mm) dm1    dm2   (mm) L    (mm) n1 D3    (mm) d1     (mm)    H1       (mm) h    (mm) b    (mm) m    (mm) da     (mm)    da    (mm)   
01.20.200 1 280 120 60 248 152 16 M14 28 12 2 201 199 50 10 40 3 300 98
01.20.224 2 304 144 60 272 176 16 M14 28 12 2 225 223 50 10 40 3 321 105
01.20.250 3 330 170 60 298 202 16 M14 28 18 2 251 249 50 10 40 4 352 86
01.20.280 4 360 200 60 328 232 16 M14 28 18 2 281 279 50 10 40 4 384 94
01.25.315 5 408 222 70 372 258 18 M16 32 20 2 316 314 60 10 50 5 435 85 190 40
01.25.355 6 448 262 70 412 298 18 M16 32 20 2 356 354 60 10 50 5 475 93 235 49
01.25.400 7 493 307 70 457 343 18 M16 32 20 2 401 399 60 10 50 6 528 86 276 48
01.25.450 8 543 357 70 507 393 18 M16 32 20 2 451 449 60 10 50 6 576 94 324 56
01.30.500 9 602 398 80 566 434 18 M16 32 20 4 501 498 70 10 60 5       6 629 628.8 123      102 367 368.4 74     62
01.25.500 10 602 398 80 566 434 18 M16 32 20 4 501 499 70 10 60 5       6 629  628.8 123     102 367 368.4 74       62
01.30.560 11 662 458 80 626 494 18 M16 32 20 4 561 558 70 10 60 5       6 689  688.8 135     112 427 428.4 86       72
01.25.560 12 662 458 80 626 494 18 M16 32 20 4 561 559 70 10 60 5       6 689 688.8 135      112 427 428.4 86       72
01.30.630 13 732 528 80 696 564 18 M16 32 24 4 631 628 70 10 60 6             8 772.8 774.4 126      94 494.4 491.2 83        62
01.25.630 14 732 528 80 696 564 18 M16 32 24 4 631 629 70 10 60 6       8 772.8 774.4 126      94 494.4 491.2 83       62
01.30.710 15 812 608 80 776 644 18 M16 32 24 4 711 708 70 10 60 6       8 850.8 854.4 139     104 572.4 571.2 96       72
01.25.710 16 812 608 80 776 644 18 M16 32 24 4 711 709 70 10 60 6       8 850.8 854.4 139     104 572.4 571.2 96       72
01.40.800 17 922 678 100 878 722 22 M20 40 30 6 801 798 90 10 80 8      10 966.4  968 118      94 635.2  634 80       64
01.30.800 18 922 678 100 878 722 22 M20 40 30 6 801 798 90 10 80 8      10 966.4 968 118      94 635.2 634 80       64
01.40.900 19 1571 778 100 978 822 22 M20 40 30 6 901 898 90 10 80 8      10 1062.4      1068 130     104 739.2  734 93       74
01.30.900 20 1571 778 100 978 822 22 M20  40 30 6 901 898 90 10 80 8      10 1062.4   1068 130     104 739.2 734 93       74
01.40.1000 21 1122 878 100 1078 922 22 M20 40 36 6 1001 998 90 10 80 10     12 1188  1185.6 116      96 824 820.8 83       69
01.30.1000 22 1122 878 100 1078 922 22 M20 40 36 6 1001 998 90 10 80 10     12 1188  1185.6 116      96 824  820.8 93       69
01.40.1120 23 1242 998 100 1198 1042 22 M20 40 36 6 1121 1118 90 10 80 10     12 1298 1305.6 127     106 944  940.8 95       79

 

     
       
       

Examples of use
Fenghe slewing bearings can even be used in the most demanding scopes of application.

We are committed to providing various standard and non-standard slewing bearing solutions for the machinery industry. If you have more questions forslewing rings and table bearings assembling, our in house engineers will pay attention to this parts and provide solutions to you.

Fenghe slewing bearings are widely applicationto the machinery industry and provide excellent precision for smoothly running. We do a lot of job in reducing weight, creating space, reducing friction and extending durable life. Fenghe offers a variety of raw materials, internal assembling, grease and corrosion resistance options. Fenghe offers the widest range of slewing bearings with P.C.D of 120mm to 5500mm.

Fenghe slewing ring is suitable for all kinds of harsh environments. Our technical research and development personnel focus on sealing protection during the slewing bearing operation, which effectively guarantees the internal lubrication of the slewing ring and prolongs the durable life.

 

NO. Internal Gear DL mm Dimensions Mounting dimensions Structural dimensions Gear data Gear circumferential force weig ht kg
D mm d mm H mm D1 mm D2 mm n mm dm mm L mm n1 mm D3 mm d1 mm H1 mm h mm b mm x M mm De mm z Norma lizing Z 104N Quen ching T 104N
1 013.25.315 408 222 70 372 258 20 18 M16 32 2 316 314 60 10 50 0 5 190 40 2.9 4.4  
2 013.25.355 448 262 70 412 298 20 18 M16 32 2 356 354 60 10 50 0 5 235 49 2.9 4.4  
3 013.25.400 493 307 70 457 343 20 18 M16 32 2 401 399 60 10 50 0 6 276 48 3.5 5.3  
4 013.25.450 543 357 70 507 393 20 18 M16 32 2 451 449 60 10 50 0 6 324 56 3.5 5.3  
5 013.30.500 602 398 80 566 434 20 18 M16 32 4 501 498 70 10 60 1 5 367 74 3.7 5.2 85
014.30.500 6 368 62 4.5 6.2
5′ 013.25.500 602 398 80 566 434 20 18 M16 32 4 501 499 70 10 60 1 5 367 74 3.7 5.2 85
014.25.500 6 368 62 4.5 6.2
6 013.30.560 662 458 80 626 494 20 18 M16 32 4 561 558 70 10 60 1 5 427 86 3.7 5.2 95
014.30.560 6 428 72 4.5 6.2
6′ 013.25.560 662 458 80 626 494 20 18 M16 32 4 561 559 70 10 60 1 5 427 86 3.7 5.2 95
014.25.560 6 428 72 4.5 6.2
7 013.30.630 732 528 80 696 564 24 18 M16 32 4 631 628 70 10 60 1 6 494 83 4.5 6.2 110
014.30.630 8 491 62 6 8.3
7′ 013.25.630 732 528 80 696 564 24 18 M16 32 4 631 629 70 10 60 1 6 494 83 4.5 6.2 110
014.25.630 8 491 62 6 8.2
8 013.30.710 812 608 80 776 644 24 18 M16 32 4 711 708 70 10 60 1 6 572 96 4.5 6.2 120
014.30.710 8 571 72 6 8.3
8′ 013.25.710 812 608 80 776 644 24 18 M16 32 4 711 709 70 10 60 1 6 572 96 4.5 6.2 120
014.25.710 8 571 72 6 8.9
9 013.40.800 922 678 100 878 722 30 22 M20 40 6 801 798 90 10 80 1 8 635 80 8 11.1 220
014.40.800 10 634 64 10 14
9′ 013.30.800 922 678 100 878 722 30 22 M20 40 6 801 798 90 10 80 1 8 635 80 8 11.1 220
014.30.800 10 634 64 10 14.1
10 013.40.900 1571 778 100 978 822 30 22 M20 40 6 901 898 90 10 80 1 8 739 93 8 11.1 240
014.40.900 10 734 74 10 14
10′ 013.30.900 1571 778 100 978 822 30 22 M20 40 6 901 898 90 10 80 1 8 739 93 8 11.1 240
014.30.900 10 734 74 10 14
11 013.40.1000 1122 878 100 1078 922 36 22 M20 40 6 1001 998 90 10 80 1 10 824 83 10 14 270
014.40.1000 12 821 69 12 16.7
11′ 013.30.1000 1122 878 100 1078 922 36 22 M20 40 6 1001 998 90 10 80 1 10 824 83 10 14 270
014.30.1000 12 821 69 12 16.7
12 013.40.1120 1242 998 100 1198 1042 36 22 M20 40 6 1121 1118 90 10 80 1 10 944 95 10 14 300
014.40.1120 12 941 79 12 16.7
12′ 013.30.1120 1242 998 100 1198 1042 36 22 M20 40 6 1121 1118 90 10 80 1 10 944 95 10 14 300
014.30.1120 12 941 79 12 16.7
13 013.45.1250 1390 1110 110 1337 1163 40 26 M24 48 5 1252 1248 100 10 90 1 12 1049 88 13.5 18.8 420
014.45.1250 14 1042 75 15.8 21.9
13′ 013.35.1250 1390 1110 110 1337 1163 40 26 M24 48 5 1251 1248 100 10 90 1 12 1049 88 13.5 18.8 420
014.35.1250 14 1042 75 15.8 21.9
14 013.45.1400 1540 1260 110 1487 1313 40 26 M24 48 5 1402 1398 100 10 90 1 12 1193 100 13.5 18.8 480
014.45.1400 14 1196 86 15.5 21.9
14′ 013.35.1400 1540 1260 110 1487 1313 40 26 M24 48 5 1401 1398 100 10 90 1 12 1193 100 13.5 18.8 480
014.35.1400 14 1196 86 15.8 21.9
15 013.45.1600 1740 1460 110 1687 1513 45 26 M24 48 5 1602 1598 100 10 90 1 14 1392 100 15.8 21.9 550
014.45.1600 16 1382 87 18.1 25
15′ 013.35.1600 1740 1460 110 1687 1513 45 26 M24 48 5 1601 1598 100 10 90 1 14 1392 100 15.8 21.9 55, 0
014.35.1600 16 1382 87 18 25  
                                               

Application: Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Toothed Portion Shape: Spur Gear
Material: 50mn, 42CrMo, Gcr15
Type: Circular Gear
Customization:
Available

|

Customized Request

spur gear

What are the environmental considerations when using spur gears?

When using spur gears, there are several environmental considerations to keep in mind. Here’s a detailed explanation:

1. Lubrication:

Proper lubrication is essential for the efficient and reliable operation of spur gears. However, the choice of lubricant can have environmental implications. It is important to select lubricants that are environmentally friendly, such as biodegradable or non-toxic lubricants. These lubricants minimize the risk of contaminating soil, water, or air during gear operation or maintenance.

2. Material Selection:

The choice of gear materials can also have environmental implications. Opting for materials that are recyclable or made from recycled content can reduce the environmental impact associated with gear production and end-of-life disposal. Additionally, selecting materials with low toxicity and minimal environmental harm during their lifecycle is important for sustainable gear manufacturing.

3. Energy Efficiency:

Efficient gear design and operation contribute to energy conservation and decreased environmental impact. By optimizing gear design, tooth profiles, and lubrication, it is possible to minimize power losses and increase overall gear system efficiency. This, in turn, reduces energy consumption and the associated environmental footprint.

4. Noise and Vibration:

Spur gears can generate noise and vibration during operation, which can have environmental implications, especially in noise-sensitive or residential areas. Implementing noise reduction measures such as gear tooth profiling, proper lubrication, and noise dampening techniques can help minimize the environmental impact of gear-induced noise and vibration.

5. Maintenance and End-of-Life Disposal:

Proper maintenance practices play a crucial role in minimizing the environmental impact of spur gears. Regular inspection, cleaning, and lubrication can prolong gear life, reduce the need for replacements, and minimize waste generation. Additionally, when spur gears reach the end of their life cycle, it is important to dispose of them responsibly, considering recycling options and proper waste management practices.

6. Environmental Regulations and Compliance:

When using spur gears, it is crucial to stay informed about relevant environmental regulations and standards. Different regions or industries may have specific requirements regarding lubricants, materials, noise emissions, or waste disposal. Adhering to these regulations ensures compliance and minimizes the environmental impact of gear usage.

7. Life Cycle Assessment (LCA):

Conducting a life cycle assessment of spur gears helps evaluate their overall environmental impact. LCA considers the environmental implications of gear production, use, maintenance, and disposal. It provides insights into potential environmental hotspots, allowing for targeted improvements in gear design, material selection, and operational practices.

By considering these environmental considerations and adopting sustainable practices throughout the life cycle of spur gears, it is possible to minimize their environmental impact and promote more environmentally friendly gear systems.

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

Can you explain the concept of straight-cut teeth in spur gears?

The concept of straight-cut teeth is fundamental to understanding the design and operation of spur gears. Straight-cut teeth, also known as straight teeth or parallel teeth, refer to the shape and arrangement of the teeth on a spur gear. Here’s a detailed explanation of the concept of straight-cut teeth in spur gears:

Spur gears have teeth that are cut straight and parallel to the gear axis. Each tooth has a uniform width and thickness, and the tooth profile is a straight line. The teeth are evenly spaced around the circumference of the gear, allowing them to mesh with other spur gears.

The key characteristics and concepts related to straight-cut teeth in spur gears include:

  • Tooth Profile: The tooth profile of a spur gear with straight-cut teeth is a straight line that extends radially from the gear’s pitch circle. The profile is perpendicular to the gear axis and remains constant throughout the tooth’s height.
  • Pitch Circle: The pitch circle is an imaginary circle that represents the theoretical point of contact between two meshing gears. For a spur gear, the pitch circle is located midway between the gear’s base circle (the bottom of the tooth profile) and the gear’s addendum circle (the top of the tooth profile).
  • 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. It determines the force distribution between the meshing teeth and affects the gear’s load-bearing capacity and efficiency. Common pressure angles for spur gears are 20 degrees and 14.5 degrees.
  • Meshing: Straight-cut teeth in spur gears mesh directly with each other. The teeth engage and disengage along a line contact, creating a point or line contact between the contacting surfaces. This direct meshing arrangement allows for efficient power transmission and motion transfer.
  • Advantages and Limitations: Straight-cut teeth offer several advantages in spur gears. They are relatively simple to manufacture, resulting in cost-effective production. Moreover, they provide efficient power transmission and are suitable for moderate to high-speed applications. However, straight-cut teeth can generate more noise and vibration compared to certain other tooth profiles, and they may experience higher stress concentrations under heavy loads.

In summary, straight-cut teeth in spur gears refer to the straight and parallel arrangement of the gear’s teeth. The teeth have a uniform profile with a constant width and thickness. Understanding the concept of straight-cut teeth is essential for designing and analyzing spur gears, considering factors such as tooth profile, pitch circle, pressure angle, meshing characteristics, and the trade-offs between simplicity, efficiency, and noise considerations.

China best Three-Row Roller Slewing Bearing - External Gear Ring Gear cycle gearChina best Three-Row Roller Slewing Bearing - External Gear Ring Gear cycle gear
editor by CX 2023-09-11

Tags: