ZKLDF260
- Бренд
- QIBR
- Alternative brand
- INA
- Rolling element type
- Ball
- Measurement system
- Metric
- Inner diameter
- 260 mm
- Outer diameter
- 385 mm
- Total height
- 55 mm
- Step diameter outer ring1
- 345 mm
- Step diameter outer ring2
- 348 mm
- Outer diameter of inner ring
- 313 mm
- Size
- 36.5 mm
- Internal hole circle diameter
- 280 mm
- External hole circle diameter
- 365 mm
- Hole diameter at inner ring
- 9.3 mm
- Counter bore diameter
- 9.3 mm
- Counter bore depth
- 8.2 mm
- Hole diameter at outer ring
- 9.3 mm
- Number of holes1
- 33
- Bolt hole diameter
- M12
- Number of holes2
- 3
- Number of mounting holes of the outer ring
- 36X10°
- Tightening torque
- 34 Nm
- Basic dynamic load rating (axial)
- 162 KN
- Basic static load rating (axial)
- 920 KN
- Limiting speed
- 2400 rpm
- Rigidity of bearing position (axial)
- 3.2 kN/μm
- Rigidity of bearing position (radial)
- 0.7 kN/μm
- Tilting rigidity of bearing position
- 40 kNm/mrad
- Rigidity of rolling element set (axial)
- 4.7 kN/μm
- Rigidity of rolling element set (radial)
- 0.7 kN/μm
- Tilting rigidity of rolling element set
- 54 kNm/mrad
- Weight
- 19 kg
- Temperature
- -30℃ to +120°C
- Seal type
- Open Type
Укажите условия эксплуатации и необходимое количество.
Описание
The YRT slewing bearing is a specially designed high-precision bearing. It has characteristics such as unique structural design, high precision, high rigidity, high load-carrying capacity, high rotational precision, long service life and high reliability, as well as convenient installation.
QIBR - ZKLDF260 Combined Precision Bearing Advantages and Applications
ZKLDF260 Combined Precision Bearing, high rigidity, high precision, Inner diameter is 260 mm, Outer diameter is 385 mm, Total height is 55 mm, Weight is 19 kg, suitable for port cranes, ladle turrets, reach stackers and stacker-reclaimers, etc., and is the most widely used bearing in working conditions with high precision requirements.
QIBR - ZKLDF260 Combined Precision Bearing Characteristics
ZKLDF260 Combined Precision Bearing, long bearing life, save space and cost. ZKLDF260 Combined Precision Bearing, can withstand radial load, axial load and overturning moment, suitable for mechanical equipment with high stability requirements.
ZKLDF260 Combined Precision Bearing Features and Advantages
High load capacity: Combined precision bearing can withstand axial loads, radial loads, and overturning moments, making them suitable for high-load applications.
High Precision: The dimensional accuracy is at P5 level, and the rotational accuracy is at P4 level, ensuring high rotational precision.
Superior Rigidity: These bearings exhibit higher stiffness when subjected to overturning moments, maintaining good performance under high load conditions.
Low Operating Noise: They generate low noise during operation, making them ideal for use in noise-sensitive environments.
Application: Combined precision bearing are widely used in precision rotary tables, vertical grinding machines, indexing heads, gear hobbing machines, CNC machine tools, radar systems, and high-precision medical equipment.
QIBR - ZKLDF260 Combined Precision Bearing Optimization
High-performance materials: The bearing materials can be replaced based on different working conditions, such as GCr15, GCr15SiMn, S165M, etc.
Cage Material: The cage material can be replaced according to customer requirements, such as using 20# steel, brass, or polyamide nylon.
Grease Replacement: The grease can be substituted with other lubricants, such as Mobilith SHC 220 or Shell Gadus S2 V220.
Grease replacement: QIBR technicians can recommend grease according to the working conditions of the bearing or replace grease according to customer needs, such as Mobil, Shell, SKF, Fuchs and other brands.
More customization: QIBR can design and optimize bearings based on customer specifications and operational requirements.
QIBR - ZKLDF260 Combined Precision Bearing quality control
Dimension measurement: Various high-precision instruments are used to measure multiple dimensions of the bearings, achieving a maximum accuracy of 0.001mm.
Rotation accuracy: A dial gauge is employed to measure small defects or deviations on the bearing surface, with measurement accuracy reaching 0.001mm.
Hardness measurement: The surface hardness of the bearings is measured using a hardness tester, with an accuracy of ±0.5HRC.
Metallographic analysis: Professional metallographic microscopes are used to analyze the internal metallographic structure of the metal.
Geometric tolerance: A profile projector is used to measure the geometric shape and relative position of the bearings.
Noise monitoring: Vibration monitors are utilized to track the vibration conditions during operation, providing noise data.
Raw material control: Steel and components are sourced from suppliers with ISO 14001 certification, ensuring product stability while promoting sustainable development.
Особенности и преимущества
The YRT slewing bearing is a specially designed high-precision bearing. It has characteristics such as unique structural design, high precision, high rigidity, high load-carrying capacity, high rotational precision, long service life and high reliability, as well as convenient installation.
High-purity special high-quality bearing steel processed by high-speed forging + cold rolling process, and the raceway surface is carbonitrided.
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

