Introducing our large-sized CNC Double Ends Facing Centering CNC Drilling Milling Center Machine, a state-of-the-art masterpiece designed for precision and efficiency in every aspect.
Equipped with a cutting-edge 4-axis design, our machine features a revolutionary Self-Centering Fixture that ensures one-time clamping, allowing the seamless completion of processing tasks with unparalleled precision.
Our Double-End Centering Machine represents the pinnacle of specialized CNC technology, expertly crafted for processing the end face and center hole of shaft parts. With the capability to clamp once and execute a myriad of processes including milling, drilling, tapping, and chamfering on both ends simultaneously, it dramatically enhances processing efficiency and precision, setting new standards in the industry.
Our versatile Multi-Spindle Centering Machines are categorized by bed form into flat, inclined, and vertical beds. Depending on spindle count, they are classified into single, double, and multi-head configurations, offering a wide range of operational capabilities to meet diverse industrial demands.

Our Double-Head Centering Machines are the cornerstone of shaft part processing across various sectors such as automotive, motorcycles, motors, pump valves, and agricultural machinery. From half shafts, cams to E-bolts, these machines provide unmatched milling capabilities tailored for industry-specific needs.

Harness the power of innovation with our machine's use of milling, drilling, and threading spindles at both ends. Featuring chamfering and cylindrical end turning capabilities, this machine allows for the deployment of identical or distinct spindles at each end, either simultaneously or in alternating operations. This results in a remarkably versatile multi-functional spindle combination CNC machine tool, elevating your manufacturing capabilities.
PRODUCT NUMBER |
MILLING PIN DIAMETER RANGE |
ST80-1000 |
150-1000 |
ST10-1000/1200/1600/2000 |
150-1000 150-1200 200-1600 200-2000 |
ST16-1200/1600/2000/2500 |
200-1200 400-1600 500-2000 500-2500 |
ST20-1200/1600/2000 |
200-1300 200-1700 200-2100 |
ST26-2000/3000/4000 |
200-2100 200-3100 200-4100 |
ST30-2000/3000/4000 |
200-2100200-3100 400-4100 |
| ARGUMENT
Project |
Unit |
ST30-2000 |
ST30-3000 |
ST30-4000 |
Processing length range |
mm |
200-2100 |
200-3100 |
400-4100 |
Milling diameter range |
mm |
φ30-350 |
φ30-350 |
φ30-350 |
Single side milling amount |
mm |
5 |
5 |
5 |
Drilling diameter |
mm |
φ30 |
φ30 |
φ30 |
Spindle speed |
rpm |
200-1500 |
200-1500 |
200-1500 |
Machine tool working accuracy |
Three-axis repeatable positioning accuracy |
mm |
0.006 |
0.006 |
0.006 |
Consistency of overall milling length |
mm |
±0.05 |
±0.05 |
±0.05 |
Center hole depth consistency |
mm |
0.05 |
0.05 |
0.05 |
Both ends face the center hole and run out |
mm |
0.03/φ50 |
0.03/φ50 |
0.03/φ50 |
End surface roughness |
Ra |
3.2 |
3.2 |
3.2 |
Center hole roughness |
Ra |
1.6 |
1.6 |
1.6 |
Optional function parameters |
Outer circle diameter of the set car |
mm |
φ200 |
φ200 |
φ200 |
Rigid tapping |
mm |
M30 |
M30 |
M30 |
High speed U drill |
mm |
φ50 |
φ50 |
φ50 |
| DETAIL PRESENTATION
Embrace the precision and reliability of our TWO-WAY HYDRAULIC CLAMP, designed to enhance your operational efficiency.
Our state-of-the-art Two-Way Self-Centering Hydraulic Clamp and Vise adapt effortlessly to workpieces of varying specifications, providing a tailored fit for diverse machining needs.
SPINDLES AND FUNCTIONS
The machine boasts a double-ended spindle box design, enhancing efficiency and coaxiality with remarkable precision. Its highly scalable spindle supports basic end face milling and center hole drilling, with optional functionalities including double-end chamfering, external turning, deep drilling, and threading, offering a comprehensive solution for complex machining tasks.
COMFORTABLE CHIP REMOVAL EXPERIENCE
Experience the efficiency of our high-quality chain scraper-type automatic chip conveyor, engineered for power and smooth operation. Its customizable layout design in left, right, and rear directions grants you unparalleled freedom in arranging your workspace, ensuring a clutter-free environment.
CNC SYSTEM
Leverage the advanced Bus Absolute Value Servo System, eliminating the need for resetting upon startup. This user-friendly system allows for immediate use, enhancing productivity with hassle-free operation.
Our CNC system is brilliantly adaptable to automated production and highly compatible with multifunctional machining tasks such as drilling, boring, milling, grinding, tapping, and chamfering. With an optional dual-channel control system, it offers superior performance that sets it apart from the competition.
| CERTIFICATES & ACTIVITIES

Proudly recognized as China's leading manufacturer of CNC machine tools for double-sided processing, our company is a beacon of excellence in the industry.
Backed by hundreds of technical patents, we specialize in the precision drilling, milling, and turning of shaft parts, ensuring unmatched accuracy and performance.
Our high-quality positioning machine tool products are celebrated and esteemed by users in developed countries around the globe, earning a reputation for excellence and reliability.
|ABOUT FACTORY
Shandong Youtai Machine Tool Manufacturing Co., Ltd. stands proudly in Tengzhou City, a historic center renowned as the 'Capital of Small and Medium-sized CNC Machine Tools in China.' This vibrant city, home to legendary figures like philosopher Mozi and craftsman Lu Ban, is near the cultural treasures of Confucius' three holes. Our strategic location not only celebrates rich cultural heritage but also serves as a modern sanctuary for metalworking excellence, making significant contributions to the global machinery manufacturing industry.
Since its establishment in 2011, Shandong Youtai Machine Tool Manufacturing Co., Ltd. has emerged as a pioneer in the realm of innovative machining solutions for shaft components. With an unwavering commitment to technological advancement, we have positioned ourselves as leaders in the creation of premium CNC machine tools and specialized machinery across a multitude of sectors. Our expansive 50-acre campus, encompassing over 30,000 square meters, houses state-of-the-art manufacturing facilities and modern offices. Equipped with cutting-edge precision machinery, including gantry machining centers and CNC guide rail grinders, we are dedicated to maintaining unparalleled product quality through the use of high-precision measuring systems.
We pride ourselves on a team of over 100 passionate professionals, featuring more than 30 highly skilled technical experts and an equal number of seasoned engineering specialists. Our strategic collaborations with over ten custom part enterprises drive innovation and excellence. Through robust independent research and development, we have engineered a diverse range of machines, such as milling end face drilling center hole tools, double-side lathes, and twin-head horizontal machining centers tailored for cylinder barrels. Our extensive portfolio comprises over twenty series and exceeds fifty unique products, which are successfully exported to sophisticated markets across Europe and Asia. This global recognition underscores our stature as a reputable domestic brand within the industry.
50562e68