THK’s LM Stroke Die Setting Ball Cage Model KS BS KS SERIES represents a specialized advancement in linear motion technology, engineered specifically for high-precision applications requiring controlled stroke lengths and exceptional repeatability. This system integrates a ball cage mechanism within its linear motion guides, effectively managing the recirculation of balls to eliminate friction and ensure smooth, consistent movement. The design features a compact, rigid structure with precision-ground raceways and high-grade steel balls, optimized for handling significant loads while maintaining minimal deflection. Key technical attributes include pre-loaded ball circuits that minimize backlash, integrated seals for contamination protection, and customizable stroke lengths tailored to specific operational requirements. The series is available in various sizes and configurations, supporting both horizontal and vertical mounting orientations to adapt to diverse machinery layouts.
Performance advantages of the KS BS KS SERIES are substantial, delivering enhanced accuracy with positioning repeatability within microns, which is critical for applications demanding exact linear travel. The ball cage design reduces noise and vibration during operation, contributing to longer service life and reduced maintenance intervals. Its low-friction characteristics result in higher efficiency, allowing for increased speeds and accelerations without sacrificing precision. The system’s robustness enables it to withstand harsh industrial environments, including exposure to dust, chips, and moderate chemicals, thanks to its corrosion-resistant coatings and effective sealing solutions. Energy efficiency is another highlight, as the reduced friction translates to lower power consumption for driving mechanisms, making it an economical choice over time. Additionally, the ease of installation and compatibility with standard THK components streamline integration into existing systems, minimizing downtime during upgrades or repairs.
In industrial machinery, the KS BS KS SERIES is commonly deployed in CNC machining centers, where it facilitates precise tool positioning and die-setting operations in metal forming presses. Its ability to handle high moment loads makes it ideal for robotic arms and automation systems that require reliable linear motion in pick-and-place, assembly, and packaging lines. Within the automotive sector, this model is utilized in engine manufacturing equipment, such as cylinder head machining stations and transmission assembly systems, where repeatable strokes are essential for quality control. It also finds applications in brake and suspension testing rigs, ensuring consistent linear movement under dynamic loads. For precision equipment, the series supports semiconductor manufacturing devices, including wafer handling robots and lithography stages, where sub-micron accuracy is paramount. Medical device assembly lines and optical instrument positioning systems further benefit from its stability and low particulate generation, adhering to cleanroom standards. Overall, the THK KS BS KS SERIES stands as a versatile, high-performance solution for industries prioritizing accuracy, durability, and efficiency in linear motion applications.
| Model No. | Main dimensions | Basic load rating | |||
| dt | dS | Lm | Dynamic rating C |
Static rating C0 |
|
| mm | mm | mm | kN | kN | |
19 |
25 |
55 |
10.3 |
3.82 |
|
22 |
28 |
60 |
10.7 |
4.22 |
|
25 |
31 |
65 |
11.7 |
5 |
|
28 |
36 |
70 |
18 |
7.65 |
|
32 |
40 |
75 |
19.7 |
9.12 |
|
38 |
48 |
80 |
25 |
12 |
|