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ZKLDF Series Turntable Bearing - Precision Engineering & High Load Capacity

ZKLDF Series Turntable Bearing

ZKLDF Series Turntable Bearings are a type of large-diameter bearing designed for high precision and heavy-load applications. They are used in equipment requiring smooth, accurate rotational movement while supporting significant axial, radial, and moment loads. The ZKLDF Series is known for its ability to handle combined loads efficiently and is commonly used in turntables, rotary tables, and other machinery where precision is crucial. The ZKLDF Series Turntable Bearings are crucial for high-precision machinery requiring reliable, heavy-load support and smooth rotational movement. Ensuring proper selection, installation, and maintenance will help achieve optimal performance and longevity in various applications.

Product Details

Key Characteristics of ZKLDF Series Turntable Bearings:

Design and Construction:

Design: The ZKLDF Series bearings are typically a combination of radial and axial bearings, integrated into a single unit. This allows them to handle complex loading conditions, including axial, radial, and tilting moment loads.

Components: These bearings usually feature an outer ring, an inner ring, rolling elements (balls or rollers), and cages. The design integrates these elements to support high loads while ensuring smooth and accurate rotation.

Seals and Lubrication: Often equipped with seals to protect against contaminants and retain lubrication, ensuring long service life and reliable operation.

Applications:

Turntables: Used in various turntable systems, including those in machine tools, packaging lines, and automation systems, where precise rotational movement is needed.

Rotary Tables: Employed in rotary tables for machining, assembly, and inspection, where precise positioning and high load capacity are required.

Radar and Antenna Systems: Suitable for applications like radar and antenna systems where accurate tracking and rotation are essential.

Medical Equipment: Used in medical imaging and diagnostic equipment for precise and smooth rotational movements.

Advantages:

High Load Capacity: Can handle substantial axial, radial, and tilting moment loads, making them suitable for demanding applications.

Precision: Provides high accuracy in rotational movement and positioning, crucial for applications requiring precise operation.

Integrated Design: Reduces the need for multiple bearings and simplifies assembly, which can enhance reliability and reduce maintenance needs.

Disadvantages:

Cost: High-precision bearings like those in the ZKLDF Series can be costly, particularly for larger sizes or specialized designs.

Size and Weight: Larger bearings may be heavy and require careful handling and installation.

Maintenance: Requires regular maintenance and proper lubrication to ensure continued smooth operation and to avoid premature wear.

Technical Specifications:

Dimensions: Includes the outer diameter, inner diameter, and thickness of the bearing. The specific dimensions depend on the model and application.

Load Ratings: Specifies the maximum axial, radial, and tilting moment loads the bearing can support. These ratings are crucial for ensuring the bearing performs adequately in its application.

Accuracy: Defines the precision of the bearing’s rotation and runout, which affects the overall performance in precision applications.

Lubrication: Bearings typically require specific lubrication methods, which can include grease or oil, based on the operating conditions and requirements.

Installation and Maintenance:

Installation: Correct installation is essential to avoid misalignment and damage. Follow the manufacturer’s guidelines for proper mounting and securing of the bearing.

Lubrication: Regular lubrication helps minimize friction and wear. The type of lubrication and frequency depend on the application and operational conditions.

Inspection: Periodic inspections for signs of wear, misalignment, or damage can help prevent operational issues and extend the bearing's service life.

ZKLDF Series Turntable Bearing Parameter

Bearing Type Dimension The fixing Hole
d D H H1 D1 D2 D3 J J1 a Inner Ring Outer Ring
d1 d2 3) d3 3)
Unit:mm mm QTY3) mm QTY3)
ZKLDF100 100 185 38 25 160 136 158 112 170 5.4 5.6 10 16 5.6 15
ZKLDF120 120 210 40 26 184 159 161 135 195 6.2 7 11 22 7 21
ZKLDF150 150 240 40 26 214 188 211 165 225 6.2 7 11 34 7 33
ZKLDF200 200 300 45 30 274 243 271 215 285 6.2 7 11 46 7 45
ZKLDF260 260 385 55 36.5 345 313 348 280 365 8.2 9.3 15 34 9.3 33
ZKLDF325 325 450 60 40 415 380 413 342 430 8.2 9.3 15 34 9.3 33
ZKLDF395 395 525 65 42.5 486 450 488 415 505 8.2 9.3 15 46 9.3 45
ZKLDF460 460 600 70 46 560 520 563 482 580 8.2 9.3 15 46 9.3 45
ZKLDF580 580 750 90 60 702 656 700 610 720 11 11.4 18 45 11.4 42
Screw Connection Connect Screw Holes 1) Tightening Torque of Screw Basic Rated Load 4) Bearing Friction Torque Weight Type
QTY Pitch1) Axial Limited Speed 4)
t Dynamic Static
MA2) Ca Coa Grease Lubrication
G Xt Nm kN r/min Nm ≈Kg
2 M5 3 18×20° 8.5 67 251 2800 1.6 4.5 ZKLDF100
2 M8 3 24×15° 14 72 315 2400 2 6 ZKLDF120
2 M8 3 36×10° 14 76 365 2000 3 7.5 ZKLDF150
2 M8 3 48×7.5° 14 112 550 1600 4.5 11 ZKLDF200
2 M12 3 36×10° 34 155 920 1200 7.5 22 ZKLDF260
2 M12 3 36×10° 34 165 1110 1000 11 28 ZKLDF325
2 M12 3 48×7.5° 34 214 1470 800 16 39 ZKLDF395
2 M12 3 48×7.5° 34 255 1860 700 21 50 ZKLDF460
3 M12 6 48×7.5° 68 395 3180 500 40 82 ZKLDF580