XU 28 0680
- Бренд
- QIBR
- Alternative brand
- INA
- Rolling element type
- Roller
- Measurement system
- Metric
- Weight
- 120 kg
- Outer diameter
- 795 mm
- Inner diameter
- 565 mm
- Total width
- 79 mm
- External hole circle diameter
- 755 mm
- Internal hole circle diameter
- 605 mm
- Number of mounting holes of the inner ring
- 30
- Number of mounting holes of the outer ring
- 30
- Hole diameter at inner ring
- 22 mm
- Counter bore diameter1
- /
- Counter bore depth1
- /
- Hole diameter at outer ring
- 22 mm
- Counter bore diameter2
- /
- Counter bore depth2
- /
- Outer diameter of inner ring
- 679 mm
- Inner diameter of outer ring
- 681 mm
- Width of outer ring
- 72 mm
- Width of inner ring
- 72 mm
- Width
- 11 mm
- Gear type
- No gear
- Max. radial load (fixing screws)
- 363 kN
- Basic static load rating (axial)
- 1560 kN
- Basic dynamic load rating (axial)
- 750 kN
- Basic static load rating (radial)
- 760 kN
- Basic dynamic load rating (radial)
- 480 kN
- Temperature
- -30 ℃ to +80 ℃
- Bearing type
- Cross roller slewing ring bearing
- Ring material
- 42CrMo or 50Mn
- Sealing material
- NBR
- Seal type
- Closed type
Укажите условия эксплуатации и необходимое количество.
Описание
The crossed roller bearing, without gear teeth, is preloaded for enhanced precision, sealed for protection, and includes a lubrication nipple on the ring without teeth for easy maintenance. This design ensures optimal performance in applications requiring high rotational accuracy and stability, such as in robotics, machine tools, and semiconductor manufacturing equipment. The preloaded configuration minimizes internal clearance, reducing vibration and improving positional accuracy during operation. Sealing prevents contaminants from entering, prolonging the bearing's service life in demanding environments. The lubrication nipple allows for convenient lubrication, ensuring smooth and reliable operation over extended periods.
QIBR - XU 28 0680 Slewing Bearing Characteristics
XU 28 0680 Slewing Bearing, can adapt to various harsh environments, long life, corrosion resistance. XU 28 0680 Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment requiring high stability.
XU 28 0680 Slewing Bearing Features and Advantages
Compact design: Compact structure, it can be installed in space-constrained environments, and has a wider range of applications.
High load capacity: It can withstand axial, radial and overturning moments at the same time, suitable for heavy-duty applications.
Superior precision: Maintain high precision during use and reduce errors in equipment operation.
High temperature and wear resistance: Made of high-temperature bearing steel, with good wear resistance and strength.
Application: Widely used in lifting machinery, engineering machinery, transportation machinery, mining machinery, metallurgical machinery, medical equipment, ships, warships, radar, wind power generation and other fields.
QIBR - XU 28 0680 Slewing Bearing Optimization
Grease replacement: Replace grease with other greases such as SFK, Mobil, Krupp, etc. to optimize the working performance and use conditions of the bearing.
Coating optimization: Provide other coatings such as zinc plating or nickel plating to enhance corrosion resistance and wear resistance and extend its service life in harsh environments.
Process optimization: Optimize the bearing production process, increase the bearing operating temperature range, and improve the bearing accuracy and stability.
More customization: QIBR can optimize the bearing structure design according to customers’ drawings or equipment requirements to meet equipment needs.
QIBR - XU 28 0680 Slewing support bearing quality control
Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with the highest accuracy up to 0.01mm.
Rotation accuracy: Use a dial indicator to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.01mm.
Hardness measurement: Use a Leeb hardness tester to measure the bearing surface hardness, with a measurement accuracy of ±6HLD.
Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.
Geometric tolerance: Use a roundness meter to measure the bearing geometry and relative position.
Noise monitoring: Use a vibration meter to monitor the vibration during operation and obtain noise data.
Особенности и преимущества
Crossed teller bearing. without gear teeth, preloaded, sealed, lubrication nipple on circumference of ring without teeth.
The outer ring has excellent mechanical performance, with high strength and toughness. After quenching and tempering (Q+T), it exhibits fatigue resistance, impact resistance, and excellent low-temperature impact toughness.
Загрузки
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Анкета условий работы подшипника
Bearing Condition Questionnaire
Документы для дилеров
Agent Application Form
Каталог продукции
Slewing & Cross Roller Bearing Catalog
Каталог продукции
Bearing Unit Catalog
Показано 4 из 7
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