China Professional Lmf30uu Round Flange Series Linear Motion Bearings bearing assembly

Product Description

Lmf 30 Uu Round Flange Series Linear Motion Bearings

1, THK round flange linear bearing offer 
2,LM LME LMB KH series 
3,Standard/antirust specification 
4,Steel/Nylon retainer
         Linear motion bearing THK round flange linear bearing
1,THK round flange linear bearing LMF12 UU offer
2, LM LMF LME LMB KH series
3,Standard/antirust specification
4,Steel/resin/stainless retainer
5,OEM serive
6, Sample available
Features for THK round flange linear bearing LMF12 UU:
Round Flange slide bearing has the features of Low friction coefficients and long usage spans, High temperature, self-lubricated, anti-corrosion.Using feature:  Linear bearings are used widely in electronic equipment, pull tester and digital three-dimensional coordinate measuring device. Such as precision equipment, as well as multi-axis machine tools, press tool, grinder automatic gas cutting machine, printer, card sorting machine, food packaging machine and other industrial machinery sliding components…
THK round flange linear bearing LMF 12 UU Introduction :
Main Material of slide bush :    
Bearing body:    GCr15
Bearing Retainer:steel 
Ball:    GCr15/100Cr6/SUJ2 ,440C ,Ceramic
Bearing steel liner:    GCr15/100Cr6/SUJ2
Linear bearing slide series
KH0622 KH0824 KH1026 KH1228 KH1428 KH1630 KH2030 KH2540 KH3050 KH4060 KH5070 ST 6 ST8 ST10 ST12 ST16 ST20 ST25 ST30 ST40 ST50 ST60 ST80 ST100 ST8B ST10B ST12B ST16B ST20B ST25B ST30B ST35B ST40B ST50B ST60B ST80B ST100B

Bearing No.  Ball rows Weight g C(N) Co(N) Inner diameter
Out diameter
LMF6UU 4 26.5 21 27 6 12 19
LMF8SUU 4 34 18 23 8 15 17
LMF8UU 4 40 27 41 8 15 24
LMF10UU 4 78 38 56 10 19 29
LMF12UU 4 76 42 61 12 21 30
LMF13UU 4 94 52 79 13 23 32
LMF16UU 5 134 79 120 16 28 37
LMF20UU 5 180 88 140 20 32 42
LMF25UU 6 340 100 160 25 40 59
LMF30UU 6 460 160 280 30 45 64
LMF35UU 6 795 170 320 35 52 70
LMF40UU 6 1054 220 410 40 60 80
LMF50UU 6 2200 390 810 50 80 100
LMF60UU 6 2960 480 1571 60 90 110

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Shape: Flange
Place of Origin: Shandong China (Mainland)
Precision Rating: P0 P4 P5 P6
Transport Package: According to Per Client′s Requirements
Trademark: Yiding
Origin: China
US$ 10/Set
1 Set(Min.Order)

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Customized Request

linear bearing

Differences Between Linear Ball Bearings and Linear Roller Bearings

Linear ball bearings and linear roller bearings are two distinct types of linear bearings, each with its own design and characteristics. Here’s how they differ and when they are preferred:

  • 1. Design:

Linear ball bearings use ball bearings to provide rolling motion along the shaft. Linear roller bearings, on the other hand, use cylindrical or needle rollers for motion. Roller bearings have a larger contact area, distributing the load over a broader surface.

  • 2. Load Capacity:

Linear roller bearings typically have a higher load-carrying capacity compared to linear ball bearings. This makes them suitable for applications with heavier loads and greater force requirements.

  • 3. Friction and Smoothness:

Linear ball bearings offer lower friction and smoother motion due to the point contact between the balls and the shaft. Roller bearings may have slightly higher friction but can handle larger loads without sacrificing smoothness.

  • 4. Precision and Accuracy:

Linear ball bearings are often preferred for applications requiring high precision and accuracy. Their point contact provides precise positioning and repeatability, making them suitable for tasks like CNC machining and optical systems.

  • 5. Noise and Vibration:

Linear ball bearings tend to generate less noise and vibration due to their smoother rolling action. Roller bearings may produce slightly more noise but are still used in applications where noise is not a critical factor.

  • 6. Speed:

Linear ball bearings are well-suited for high-speed applications due to their low friction and smooth motion. Roller bearings are also capable of high speeds but may have slightly different characteristics.

  • 7. Cost:

Linear ball bearings are often more cost-effective for lower-load and precision applications. Linear roller bearings may be preferred for heavy-duty applications, which may justify their higher cost.

  • 8. Application Scenarios:

Linear ball bearings are commonly used in applications where precision, smooth motion, and accuracy are paramount, such as in CNC machinery, 3D printers, and optical systems. Linear roller bearings excel in applications with higher loads, such as heavy machinery, material handling, and industrial automation.

In summary, the choice between linear ball bearings and linear roller bearings depends on the specific requirements of the application. Each type has its strengths and weaknesses, and selecting the right type ensures optimal performance and longevity.

linear bearing

Enhancing 3D Printers and Additive Manufacturing with Linear Bearings

Linear bearings play a crucial role in the efficient and precise operation of 3D printers and additive manufacturing processes. Here’s how they contribute to these technologies:

  • Precise Motion Control:

Linear bearings provide smooth and accurate linear motion control, ensuring precise positioning of the print head or build platform. This precision is essential for creating intricate and detailed 3D printed objects.

  • High Repeatability:

Linear bearings offer high repeatability, enabling the printer to consistently recreate complex geometries layer by layer. This is crucial for producing parts with consistent quality and dimensions.

  • Reduced Vibration and Wobble:

The smooth motion provided by linear bearings minimizes vibrations and wobbling during printing, leading to smoother surface finishes and improved print quality.

  • High-Speed Printing:

Linear bearings can handle high speeds, allowing 3D printers to operate at faster print speeds without sacrificing accuracy. This is beneficial for reducing overall print time.

  • Compact Design:

Many linear bearings have a compact and space-efficient design, which is important for fitting within the confined spaces of 3D printers while maintaining the required range of motion.

  • Low Friction and Wear:

Linear bearings are designed to minimize friction and wear, leading to longer lifespan and reduced maintenance requirements. This is especially important in additive manufacturing where continuous operation is desired.

  • Smooth Layer-by-Layer Building:

In additive manufacturing, linear bearings enable precise movement of the build platform or print head, ensuring that each layer is accurately aligned and built upon the previous layer.

  • Complex Geometries:

Linear bearings enable 3D printers to create complex and intricate geometries that require precise control over the movement of the print head and build platform.

Overall, linear bearings contribute to the success of 3D printing and additive manufacturing by providing the necessary motion control, precision, and reliability needed to create high-quality and intricate 3D printed objects.

linear bearing

Common Applications and Industries for Linear Bearings

Linear bearings find widespread use in a variety of applications and industries due to their ability to provide controlled linear motion. Some common applications and industries where linear bearings are essential components include:

  • Industrial Automation:

Linear bearings are used in automated machinery and equipment to enable precise and repeatable movement of components. They play a critical role in assembly lines, material handling systems, and robotics.

  • CNC Machinery:

In computer numerical control (CNC) machines, linear bearings facilitate accurate movement of the cutting tool or workpiece. They contribute to the precision and quality of machining operations.

  • Medical Devices:

Linear bearings are crucial in medical equipment such as MRI machines, CT scanners, and robotic surgical systems. Their precision and smooth motion are vital for accurate medical procedures.

  • Packaging Machinery:

In packaging and labeling machines, linear bearings ensure precise movement of containers, products, and labeling mechanisms. This results in consistent and reliable packaging processes.

  • Printing Industry:

Linear bearings are used in printing presses to ensure precise movement of print heads, paper feed mechanisms, and other critical components. This helps achieve accurate printing results.

  • Textile Machinery:

In textile manufacturing, linear bearings contribute to the smooth operation of spinning machines, looms, and fabric handling systems. They help maintain proper tension and alignment of materials.

  • Aerospace and Defense:

Linear bearings are utilized in aerospace applications such as aircraft actuators, landing gear systems, and satellite mechanisms. They withstand harsh conditions and provide reliable motion control.

  • Material Handling:

In conveyor systems and material handling equipment, linear bearings facilitate the movement of goods along production lines, warehouses, and distribution centers.

  • Automotive Industry:

Linear bearings are used in automotive manufacturing for tasks like seat adjustments, sunroof operation, and door mechanisms. Their precision enhances passenger comfort.

  • Scientific Research:

In laboratory equipment and scientific instruments, linear bearings contribute to accurate positioning of samples, sensors, and analytical components.

These are just a few examples of the diverse applications and industries where linear bearings are essential. Their ability to provide controlled and reliable linear motion makes them indispensable in achieving precision, efficiency, and performance across various sectors.

China Professional Lmf30uu Round Flange Series Linear Motion Bearings   bearing assemblyChina Professional Lmf30uu Round Flange Series Linear Motion Bearings   bearing assembly
editor by CX 2024-05-15