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SCV-UU Series Ultra-short Ball Bearing Slide Unit

Home · Products · Linear Motion Slide Units · SCV-UU Series Ultra-short Ball Bearing Slide Unit
  • SCV-UU Series Ultra-short Ball Bearing Slide Unit
SCV-UU Series Ultra-short Ball Bearing Slide Unit

SCV-UU Series Ultra-short Ball Bearing Slide Unit

The SCV-UU series is an ultra-short box-type ball bearing slide unit. While maintaining the load-bearing and guiding performance of standard box-type units (such as the SCS series), it significantly reduces the length (L dimension) of the unit body. This design allows for easy integration of complete linear guidance functionality in applications with limited lateral installation space (such as multi-axis parallel arrangements and within small equipment), making it an ideal choice for precision instruments, small automation modules, and electronic devices.

Inquiry
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Technology

The core value of the SCV-UU series ultra-short ball bearing slide unit lies in "providing complete unitized performance with a smaller footprint."

Performance Dimensions SCV-UU Series (Ultra-Short Box-Type Units) Standard-length box-type units (e.g. SCS-UU) Core Values
Core Positioning A compact solution designed to address lateral space constraints, offering performance equivalent to standard units. A versatile, high-rigidity standardised unit solution. Overcoming the challenges of integration in confined spaces without compromising performance.
Dimensions Extremely short length. The most notable feature is the significantly reduced length (L-direction) of the unit body (slider section). The overall height (H) and width (W) are typically similar to those of standard units of the same specification. Standard length. Enabling multi-axis side-by-side arrangements, short strokes or internal cavity mounting, thereby saving valuable equipment space.
Load Capacity and Rigidity High. Despite the reduced length, optimised internal structures (such as reinforcing ribs and a compact ball recirculation design) ensure excellent vertical load capacity and rigidity. High. Delivering uncompromising load-bearing performance within confined spaces.
Operational Precision and Smoothness High. Utilises the same high-precision ball screw core as standard units, ensuring smooth motion and high precision. High. Compact does not mean crude; the essence of precision guidance is preserved.
Ease of Installation High. As a pre-assembled, ready-to-install unit, it requires only fixing via the mounting holes at the base of the unit; there is no need for separate adjustment of the parallelism between the guideway and the carriage, making its installation advantages particularly evident in compact spaces. Extremely high. By carrying out complex precision adjustments in advance, we significantly reduce the difficulty and time required for assembly in confined spaces.
Sealing and Protection Standard configuration. Integrated dust-proof end caps at both ends effectively prevent the ingress of dust and debris. Standard configuration. Providing reliable protection even within compact spaces.

Main Technical Parameters and Selection
1. Key to the "ultra-short" design: The length of the slider component in the unit is shortened, while the integrated guide rail stroke can be kept the same as standard units as needed. This means it can achieve the same effective motion stroke over a shorter support span.
2. Specification identification: "SCV" in the model usually represents a short or compact box-type unit, and "UU" indicates the standard form with seals at both ends.
3. Selection points:
Space first: First, confirm the maximum installation length and width reserved for the sliding unit in the equipment.
Load second: Among the models that meet the space constraints, select the specifications that meet the load and torque requirements.
Stroke third: Based on the required range of motion, confirm whether the stroke provided by this ultra-short unit meets the requirements.

Applications
The SCV-UU series ultra-short ball bearing slide unit is the preferred choice for the following high-density integrated equipment where space is at a premium:
Semiconductor and electronics manufacturing: Multiple parallel fine-tuning axes in chip sorters and precision placement machines.
Precision optical instruments: Slit adjustment mechanisms in spectrometers, drive units for automatic microscope stages.
Small automation and robotics: Joints of desktop-level robotic arms, core guidance of miniature linear motor modules.
Medical devices: Endoscope robotic arms, compact motion modules for cell analyzers.
Multi-axis linkage platforms: Precision platforms requiring dense arrangement of multiple independent linear axes on a limited baseplate.

The SCV-UU series ultra-short ball bearing slide unit is a prime example of "lean design" in engineering. It proves that powerful linear motion capabilities don't require bulky mechanical structures. Choosing the SCV-UU series means you are committed to building highly integrated, precisely engineered high-end equipment, and refusing to compromise on core motion performance. It is a strategic component that allows your design to stand out in fierce competition for space, transforming limitations into advantages.

Parameters

Model No. Main dimensions and Mounting dimensions (mm) Basic Load Rating Weight
kg
h D L W H G A E B C S1×e S2 dyn.c stat.c0 0.027
SC8V-UU 11 17 15.4 34 22 18 6 5 24 7.7 M4×8 3.4 274 392
SC10V-UU 13  20  19.9  40  26  21  8  6  28  9.95  M5×12 4.3  372  549  0.053 
SC12V-UU 15  21  20.9  42  28  24  8  5.75  30.5  10.45  M5×12 4.3  510  784  0.06 
SC13V-UU 15  22  20.9  44  30  24.5  8  5.5  33  10.45  M5×12 4.3  510  784  0.064 
SC16V-UU 19  25  24  50  38.5  32.5  9  7  36  12  M5×12 4.3  774  1180  0.11 
SC20V-UU 21  27  28  54  41  35  11  7  40  14  M6×12 5.2  882  1370  0.144 
SC25V-UU 26  38  37.8  76  51.5  42  12  11  54  18.9  M8×18 7  980  1570  0.34 
SC30V-UU 30  39  41.3  78  59.5  49  15  10  58  20.65  M8×18 7  1574  2740  0.424 
SC35V-UU 34  45  45.3  90  68  54  18  10  70  22.65  M8×18 7  1670  3140  0.626 
SC40V-UU 40  51  56.3  102  78  62  20  11  80  28.15  M10×25 8.7  2160  4020  1.0 
SC50V-UU 52  61  68.8  122  102  80  25  11  100  34.4  M10×25 8.7  3820  7940  2.1 
SC60V-UU 58  66  79.4  132  114  94  30  12  108  39.7  M12×25 10.7  5700  12000  3.8 

Drawings

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