Product Description
Production Description for Slewing Bearing, ring bearing, rolling bearings, turntables
Slewing Bearing 01-3031-00 for construction machinery, cranes
1 | Type | single row 4 point contact ball slewing bearing, ring bearing, slewing gear |
2 | Bore diameter | 2914mm |
3 | Outside diameter | 3198mm |
4 | Height | 90mm |
5 | Material | 42CrMo, 50Mn |
6 | Precision | P0. P6. P5. |
7 | Cage/retainer | Nylon or aluminum |
8 | Gear type | External gear |
9 | N.W. | 716KGS |
External Diameter | Internal Diameter | Height | Weight | Module | Gear No. | Model | * |
244 | 125 | 25 | 5 | 2 | 120 | STD | |
318 | 169 | 45 | 14 | 3 | 104 | STD | |
379 | 210 | 45 | 20 | 4 | 92 | STD | |
403.5 | 234 | 55 | 25 | 4.5 | 88 | STD | |
440 | 265 | 50 | 28 | 4.5 | 95 | STD | |
505 | 304 | 56 | 32 | 5 | 99 | SL | |
505 | 342 | 56 | 32 | 5 | 99 | SLBP | |
529 | 323 | 54 | 45 | 5 | 103 | STD | |
535 | 305 | 75 | 61 | 8 | 65 | STD | |
589 | 383 | 75 | 62 | 5 | 116 | STD | |
640 | 434 | 56 | 44 | 6 | 105 | SL | |
640 | 472 | 56 | 46 | 6 | 105 | SLBP | |
654 | 390 | 85 | 98 | 8 | 80 | STD | |
689 | 455 | 74 | 89 | 6 | 112 | STD | |
700 | 479 | 77 | 85 | 6 | 114 | STD | |
742 | 534 | 56 | 52 | 6 | 122 | SL | |
742 | 572 | 56 | 55 | 6 | 122 | SLBP | |
774 | 516 | 82 | 118 | 8 | 94 | STD | |
816 | 573 | 90 | 129 | 6 | 132 | STD | |
840 | 634 | 56 | 60 | 6 | 138 | SL | |
840 | 672 | 56 | 62 | 6 | 138 | SLBP | |
863 | 679 | 82 | 102 | 6 | 142 | STD | |
886 | 610 | 85 | 155 | 8 | 108 | STD | |
950 | 734 | 56 | 68 | 8 | 117 | SL | |
950 | 772 | 56 | 71 | 8 | 117 | SLBP | |
979 | 717 | 100 | 178 | 10 | 94 | STD | |
1571 | 770 | 82 | 159 | 8 | 125 | STD | |
1046 | 834 | 56 | 76 | 8 | 129 | 21 0571 01 | SL |
1046 | 872 | 56 | 78 | 8 | 129 | 31 0571 01 | SLBP |
1094 | 833 | 82 | 179 | 8 | 134 | STD | |
1144 | 869 | 100 | 228 | 10 | 111 | STD | |
1198 | 984 | 56 | 86 | 8 | 148 | SL | |
1198 | 1571 | 56 | 91 | 8 | 148 | SLBP | |
1218 | 930 | 98 | 268 | 10 | 119 | STD | |
1289.5 | 984 | 114 | 330 | 10 | 125 | STD | |
1358 | 1045 | 98 | 325 | 10 | 133 | STD | |
1431 | 1200 | 63 | 176 | 8 | 177 | STD | |
1476 | 1084 | 110 | 503 | 10 | 144 | STD | |
1604 | 1206 | 130 | 653 | 10 | 157 | STD | |
1605 | 1270 | 110 | 469 | 12 | 131 | STD | |
1727 | 1500 | 63 | 213 | 8 | 214 | STD | |
1836 | 1433 | 135 | 791 | 16 | 112 | STD | |
1929 | 1565 | 110 | 617 | 14 | 135 | STD | |
1975 | 1750 | 63 | 244 | 8 | 245 | STD | |
2571 | 1615 | 150 | 1004 | 14 | 142 | STD | |
2140 | 1720 | 130 | 953 | 16 | 131 | STD | |
2165 | 1950 | 68 | 278 | 8 | 269 | STD | |
2267 | 1815 | 140 | 1174 | 16 | 139 | STD | |
2342 | 2091 | 70 | 373 | 8 | 290 | STD | |
2390 | 1950 | 130 | 1111 | 18 | 130 | STD | |
2534 | 2042 | 144 | 1482 | 18 | 138 | STD | |
2695 | 2425 | 63 | 411 | 8 | 335 | STD | |
2790 | 2290 | 164 | 1895 | 18 | 151 | STD | |
3116 | 2600 | 164 | 2200 | 20 | 152 | STD | |
3200 | 2914 | 190 | 716 | 10 | 318 | STD |
Why choose CHINAMFG slewing bearings
A CHINAMFG in slewing bearing field, rich experience, can do design, produce, mounting guide
Small order accepted
ISO certified company
Variorum models
7*24hours hotline to help you with your cranes
Strict quality control system to ensure quality for slewing bearing
LYHY Slewing Bearing Types
LYHY slewing bearings can be divided into the following types as per their structures:
single row 4 point contact ball slewing bearing,
single row cross roller slewing bearing,
double row different ball diameter slewing bearing,
three row cylindrical roller slewing bearing and roller/ball combination slewing bearing.
And all these types of slewing bearings can be further divided into bearings without gears, bearings with external gears and bearings with internal gears.
Detailed description of these types slewing bearings
Single row 4 point contact ball slewing bearings
This kind of slewing bearings can support high dynamic loads, transmitting axial and radial forces simultaneously as well as the resulting tilting moments. Applications of this kind of bearings are hoisting, mechanical handling and general mechanical engineering etc.
Single row cross roller slewing bearings
This kind of bearings can support combinations of large radial force, medium axial force and tilting moment with small or zero clearance. Main applications of this kind of bearings are hoisting and mechanical handling and general mechanical engineering etc.
Double row different ball diameter slewing bearings
This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.
Triple row cylindrical roller slewing bearings
This kind of bearings has high load carrying capacity. Under same loads, this kind of bearings has much smaller diameters which can make the installation much compact, as different kinds of loads are supported by different races and rollers. Main applications of this kind of bearings are hoisting, mechanical handling, mining and materials handling, offshore technology and general mechanical engineering etc.
Roller/ball combination slewing bearings
This kind of bearings can support high axial load and low tilting moments. Usually they are large diameter slewing bearings. Applications of this kind of bearings are mining and materials handling etc.
About CHINAMFG bearings
1.introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square meters with 4 workshop and 1 office building.
2. Featured products: slewing bearing and slewing drive
3. Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
4. Workers: 40
5. Certificate: ISO9001:2008, 3.1 certificate, CCS certificate, Science and Technology Progress Award
6. Annual Exportation: 8million USD
7. Exported countries: (39)
Asia: India, Pakistan, Iran, Signore, Georgia, Malaysia, Vietnam, Thailand, Philippines, Israel, Korea, UAE, Sri Lanka, Saudi Arabia,
Europe: Turkey, Russia, Spain, Czech Republic, Italy, Poland, Slovakia, Bosnia and Herzegovina, Austria, France, Germany, Switzerland, Finland, Ukraine, UK
America: USA, Canada, Mexico, Brazil, Puerto Rico, Peru, Chile
Africa: South Africa, Egypt
Oceania: Australia
Production Process of CHINAMFG slewing bearings
Quality Control Process of CHINAMFG slewing bearings
LYHY Slewing Bearing Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers demand to be packed;
Slewing Ring Bearings——Applications:
Slewing ring bearings are widely used in industry and known as “the machine joints” Here under is the specific slewing bearing applications
1. Construction machinery (e.g. cranes, excavators, loader, scraper)
2. Metallurgical machinery (e.g. for steel plant)
3. Heavy machinery equipment (e.g. mining machinery, concrete machinery)
4. Marine machinery equipment (e.g. vessel, port hoisting machine, port oil transfer equipment, onshore and offshore crane)
5. Light machinery equipment (e.g. paper machine, plastic, rubber machine, weave machine)
6. Wind power generator
7. Packing machinery
Transportation:
All CHINAMFG slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.
INSTALLATION OF CHINAMFG SLEWING BEARINGS
Preparation:
Make sure that the model is correct and slewing bearing isn’t damaged during transportation.
2. Check the appearance and rotational state of the bearing, such as rotational precision clearance, rotating flexibility, seals position, lubrication grease etc.
3. The installation datum plane and bracket installing plane should be clean, grease, burr, paint and other foreign body should be wiped off.
Installation:
1. The screws in the installing plane should be fit with the mounting holes in the slewing bearing
2. The slewing bearing has a soft zone marked with an “s” on the upper surface, when installing the bearing, it is important to ensure that this area is placed in a non-load or infrequent load zone.
3. When the bearing is placed on the supporting frame work it is important to check the interface between these 2 surfaces. This check should be carried out with the insertion of feel gauges between the 2 surfaces. If a gap should exist then it is recommended to plane/resurface the effective area so as to remove the gap.
4. Install slewing bearing with high strength screws, and choose appropriate strength bolts. All bolts are required to be tightened evenly. The sequence of this tightening process is shown in Pic. Welding of bearing is not allowed, in the event of welding any adjacent parts, heat transfer shall be avoided so as to cause the bearing to become deformed or change the hardness.
5. After installation, the bearing should be rotated to check for smooth operation and any emission of unusual noise. If either of the aforementioned are noted, then the bearing should be adjusted to eliminate them. The teeth of the largest run-out are coated with green paint.
FAQ:
Q: Are LYHY BEARINGS trading company or manufacturer?
A: CHINAMFG BEARINGS is a professional manufacturer for slewing bearings, thin section bearings, ball bearings and rolling bearings
Q: How do LYHY BEARINGS control quality of their bearing?
A: LYHY BEARINGS has established strict quality control systems, all the products and services has passed ISO9001-2008 Quality Certificate and third party such as CCS, LR,ABS,BV
Q: What is the MOQ?
A: MOQ is 1pc, pls message us for detailed information.
Q: How about the package for CHINAMFG bearings?
A: Standard Industrial packing in general condition (Plastic tube+ professional plastic belts+ plywood case). Accept design package when OEM.
Q: How long is the production time?
A: It takes about 7-40 days, depends on the model and quantity.
Q: How about the shipping?
A: We can arrange the shipment or you may have your own forwarder.
Q: Is sample available?
A: Yes, sample order is acceptable.
Q: Can we use our own LOGO or design on bearings?
A: Yes. OEM is acceptable for LYHY BEARINGS. We can design as per your requirements and use your own LOGO and package design.
Standard or Nonstandard: | Standard |
---|---|
Sealing Gland: | Sealed On Both Sides |
Rolling-Element Number: | Single-Row |
Roller Type: | Four Point Contact Ball |
Material: | 50mn, 42CrMo |
Type: | External Gear |
Samples: |
US$ 5000/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
What is the purpose of using ring gears in machinery?
Ring gears serve multiple purposes and offer various advantages when used in machinery. Here’s a detailed explanation of the purpose of using ring gears:
- Power Transmission: One of the primary purposes of ring gears in machinery is to facilitate power transmission. Ring gears, along with other meshing gears, transmit torque and rotational motion from the driving gear to the driven components or systems. They enable the transfer of power from a power source to various parts of the machinery, driving the movement and operation of different mechanisms and processes.
- Gear Ratio Control: Ring gears allow for precise control over the gear ratio in machinery. By adjusting the size of the ring gear and its meshing gears, different gear ratios can be achieved. Gear ratios determine the relationship between the rotational speeds and torques of the driving and driven gears. This ability to control the gear ratio enables machinery to operate at desired speeds, optimize torque output, and adapt to specific application requirements.
- Mechanical Advantage: Ring gears provide a mechanical advantage in machinery. By leveraging the gear ratio control mentioned above, ring gears can amplify or reduce the torque output of the power source. This mechanical advantage allows machinery to generate higher forces or torques than the original power source alone. It enables the machinery to handle heavy loads, perform tasks requiring significant force, and enhance overall operational efficiency.
- Load Distribution: Ring gears contribute to load distribution within machinery. The meshing teeth of the ring gear engage with multiple teeth of other gears, distributing the transmitted loads across these meshing points. This load distribution helps prevent excessive stress concentration on specific gear teeth, ensuring even wear and reducing the risk of gear failure. By distributing the load, ring gears enhance the overall durability and reliability of the machinery.
- Motion Control: Ring gears play a crucial role in motion control within machinery. By transmitting rotational motion, ring gears enable precise movement and synchronization of various components and mechanisms. They ensure that different parts of the machinery operate in a coordinated manner, allowing for smooth and controlled motion. Ring gears contribute to accurate positioning, speed regulation, and overall motion precision in machinery.
- Compact Design: Ring gears offer a compact design solution. Due to their annular shape, they can be integrated into machinery with limited space. The compactness of ring gears is particularly beneficial in applications where space constraints are a concern. Their small footprint allows for efficient use of available space, enabling the design of more compact and lightweight machinery without sacrificing power transmission capabilities.
- Versatile Applications: Ring gears find wide applications across various industries and machinery types. They are used in automotive transmissions, industrial machinery, robotics, aerospace systems, power generation equipment, and more. The versatility of ring gears stems from the ability to configure them in different types, such as external or internal ring gears, helical gears, or bevel gears. This versatility makes ring gears adaptable to a wide range of machinery designs and requirements.
By serving these purposes, ring gears contribute to the efficient and reliable operation of machinery. They enable power transmission, gear ratio control, mechanical advantage, load distribution, motion control, and compact design, making them essential components in various mechanical systems.
How does a ring gear impact the overall efficiency of a system?
A ring gear plays a significant role in the overall efficiency of a system. Here’s a detailed explanation of how a ring gear impacts system efficiency:
- Power Transmission: Ring gears are responsible for transmitting power from one component to another within a system. They facilitate the transfer of rotational energy and torque between gears, shafts, or other drivetrain elements. The design and quality of the ring gear, along with its meshing with other gears, directly affect the efficiency of power transmission. Well-designed and properly maintained ring gears minimize energy losses due to friction, misalignment, or backlash, resulting in higher overall system efficiency.
- Friction and Wear: The interaction between the ring gear and other gears or components introduces friction, which can lead to energy losses and reduced efficiency. The smoothness of the gear surfaces, the quality of the lubrication, and the design of the gear teeth profile all influence the amount of friction generated. High-quality ring gears with proper lubrication and optimized tooth profiles can minimize friction and wear, thereby improving system efficiency by reducing energy losses.
- Mechanical Losses: In any gear system, there are inherent mechanical losses due to factors such as gear meshing, rolling resistance, and internal friction. These losses can impact the overall efficiency of the system. The design and quality of the ring gear, including factors such as gear tooth geometry, material selection, and surface finish, can help minimize mechanical losses. By reducing these losses, the ring gear contributes to improved system efficiency.
- Load Distribution: Ring gears play a critical role in distributing loads within a system. They help evenly distribute the forces and torque applied to the gear system, preventing localized overloading and reducing the risk of premature component failure. Proper load distribution achieved through well-designed ring gears ensures balanced operation, minimizes stress concentrations, and optimizes the system’s overall efficiency.
- Backlash and Precision: Backlash refers to the play or clearance between the gear teeth when they change direction. Excessive backlash can result in inefficient power transmission, reduced accuracy, and increased wear. Ring gears with tight tolerances and precise manufacturing help minimize backlash, ensuring smooth and efficient operation. By reducing backlash and maintaining precise gear meshing, the ring gear contributes to improved system efficiency and accuracy.
- System Integration and Compatibility: Ring gears must be properly integrated into the overall system design and be compatible with other components. The alignment, mounting, and proper engagement of the ring gear with other gears or components are crucial for efficient operation. Misalignment or compatibility issues can lead to increased friction, wear, and energy losses. A well-integrated ring gear that is compatible with the system’s requirements contributes to improved overall efficiency.
- Maintenance and Lubrication: Regular maintenance and proper lubrication of the ring gear are essential for maintaining efficiency. Adequate lubrication reduces friction, wear, and heat generation, promoting efficient power transmission. Regular inspections, lubricant analysis, and timely lubricant replenishment or replacement help ensure optimal performance and efficiency of the ring gear and the overall system.
Overall, the design, quality, maintenance, and proper integration of the ring gear within a system significantly impact its efficiency. Through minimizing friction, reducing mechanical losses, optimizing load distribution, and ensuring precise operation, a well-designed and properly maintained ring gear contributes to improved overall system efficiency.
What industries commonly use ring gears?
Ring gears, also known as annular gears or internal gears, are utilized in various industries due to their unique characteristics and capabilities. Here’s a detailed explanation of the industries that commonly use ring gears:
- Automotive Industry: Ring gears are extensively used in the automotive industry. They are a crucial component in automotive transmissions, differential systems, and steering mechanisms. Ring gears help transmit torque and rotational motion, enabling smooth shifting of gears and efficient power transfer in vehicles.
- Aerospace Industry: The aerospace industry relies on ring gears for various applications. They are used in aircraft engines, landing gear systems, actuation mechanisms, and aerospace gearboxes. Ring gears provide reliable and precise motion control in critical aerospace systems.
- Industrial Machinery: Ring gears find wide applications in industrial machinery, including heavy machinery, manufacturing equipment, and power generation systems. They are used in gearboxes, speed reducers, and other power transmission systems. Ring gears enable efficient torque transfer and motion control in industrial settings.
- Robotics: Ring gears play a significant role in robotics and automation. They are employed in robotic joints, manipulator arms, and motion control systems. Ring gears provide precise and smooth rotation, allowing robots to perform intricate tasks with accuracy and repeatability.
- Power Generation: Ring gears are utilized in power generation equipment such as wind turbines, hydroelectric generators, and steam turbines. They are part of the gearbox systems that convert the rotational motion of the turbine blades into electrical energy. Ring gears enable efficient power transmission and adaptability to varying load conditions.
- Heavy Equipment and Construction: The heavy equipment and construction industry extensively use ring gears in equipment like excavators, cranes, loaders, and bulldozers. They are vital for the operation of the drivetrain and hydraulic systems, enabling controlled movement and power transfer in demanding construction environments.
- Marine Industry: Ring gears are employed in various marine applications, including ship propulsion systems, marine winches, and steering mechanisms. They provide reliable torque transfer and motion control in marine vessels, ensuring efficient navigation and maneuverability.
- Renewable Energy: Ring gears are utilized in renewable energy systems such as solar tracking systems and tidal power generation. They enable the precise tracking of solar panels and the efficient conversion of tidal forces into electrical energy.
The diverse applications of ring gears across these industries highlight their versatility and importance in various mechanical systems. The specific design, size, and material selection of ring gears may vary depending on the industry requirements and operating conditions.
editor by CX 2023-11-20