ZKLDF120

Вес
4.8 kg
Внутренний диаметр (d)
120 mm
Наружный диаметр (D)
210 mm

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ZKLDF120

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Вес : 4.8 kg
Внутренний диаметр (d) : 120 mm
Наружный диаметр (D) : 210 mm
Общая высота (H) : 40 mm
H1 : 26 mm
D1 (макс.) : 185 mm
D2 : 159 mm
D3 : 181 mm
J : 135 mm
J1 : 195 mm
a : 6.2 mm
Крепежные отверстия внутреннее кольцо (d1) : 7 mm
Крепежные отверстия внутреннее кольцо (d2) : 11 mm
Количество крепежных отверстий внутреннего кольца : 22
Крепежные отверстия наружного кольца (d3) : 7 mm
Количество крепежных отверстий наружного кольца : 21
Количество Xt : 24X15°
Резьбовое вытяжное отверстие (G) : M8
Количество резьбовых вытяжных отверстий : 3
Момент затяжки винтов (MA) : 14 Nm
Базовая динамическая нагрузка, осевая : 76000 N
Базовая статическая нагрузка, осеваяv : 315000 N
Предельная скорость : 4300 rpm
Осевой crl : 1.5 kN/μm
Радиальный crl : 0.4 kN/μm
Жесткость при наклоне ckl : 5.5 kNm/mrad
Жесткость комплекта тел качения осевая cal : 2.5 kN/μm
Жесткость комплекта тел качения в радиальном направлении crl : 0.4 kN/μm
Жесткость тела качения,установленная на наклонную жесткость ckl : 8 kNm/mrad
ZKLDF120

ZKLDF120 YRT Turntable Bearings Features and Advantages

High load capacity: YRT turntable bearings 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: YRT turntable bearings 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 - ZKLDF120 YRT Turntable Bearings 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 - ZKLDF120 YRT Turntable Bearings 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.

ZKLDF
High-purity special high-quality bearing steel processed by high-speed forging + cold rolling process, and the raceway surface is carbonitrided.
High-purity special high-quality bearing steel processed by high-speed forging + cold rolling process, and the raceway surface is carbonitrided.
balls are rolling elements, which is the most crucial components of bearings and the most commonly used rolling elements in the bearing industry.
Steel cages feature high strength and a relatively light material, enabling them to withstand large loads and stresses.
Its role serves two purposes: Firstly, to prevent the loss of lubricating grease or oil inside the bearing, ensuring proper lubrication. Secondly, to shield the bearing from external dust or harmful gases, thus preventing damage.
Anti-Rust Oil for bearings
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