NK Automations' high-frequency ball bearing spindles are designed for precision applications, offering compact and powerful solutions for small machines. Their multi-tasking spindles come in various configurations, meeting industrial standards, and deliver exceptional dynamic performance with high overload capabilities and a wide speed range. This makes them an ideal choice for demanding manufacturing processes such as CNC routing, engraving, metal cutting, sheet cutting, and PCB drilling.
Also it has superior quality, enhanced reliability, smooth motion and balancing stability.
The product features a manual tool change mechanism with an Er 11 tool collet, allowing for easy and precise tool changes.
This precision ceramic ball ultra-high-speed spindle bearing is designed to excel in complex tasks with ease, boasting superior quality, enhanced reliability, smooth motion, and balancing stability. Its high-speed capability makes it suitable for demanding applications that require precise movement and minimal vibration, making it an ideal solution for industries such as aerospace, medical, and manufacturing.
Application:
CNC PCB Drilling Machine
CNC Sheet Metal Drilling
CNC Bangle Engraving
CNC Wood Carving
CNC Key Making
CNC Glass Epoxy Engraving
CNC Aluminium Drilling
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With a compact design at high speed, low noise, long and stable operational life. NK Automations spindles for CNC machines is small enough for light machines, but powerful enough to get the job done. With rpm up to 60,000 rpm range, motor power as per requirement, and static runout: ≤2.0μm, the spindle is ideal for CNC Bangle engraving, sheet cutting, PCB drilling and routing, dentures making, mobile cover making and other similar applications.
Other features includes superior quality, enhanced reliability, smooth motion and balancing stability. The spindles are capable of completing very complex tasks very easily.
Distinctive Features
High precision: dynamic precision≤8μm, static precision≤2μm, shaft rotation runout≤1μm.
Small volume, small inertia, small heat variables.
Balance Grade: G0.4, low vibration, low noise.
High configuration: Manual Tool change mechanics system, super precision ceramic ball bearing.
Low failure rate: Precision design, simple structure and easy maintenance.
Dustproof and waterproof: The front end of spindle adopts a multi-layer labyrinth structure to improve the dust sealing and waterproof effect.
High rigidity: Built-in motor, the front bearing seat and the spindle are integrated, and the overall rigidity and the coaxial precision are greatly improved.
Spindle Specification
Spindle model
NK-MTC-60B
Speed (rpm)
60,000
Voltage range(V)
220
Frequency(Hz)
1000
Max. Current(A)
5
Max Power(Kw)
1.2
Bearing type
CeramicBearing
Spindle weight（kg）
4
Item
Technical Parameter
1
Static Runout（μm）
≤2.0
2
Dynamic Runout（μm）
≤8.0
3
Vibration（mm/s）
≤1.0
5
Winding withstand voltage test
1500V/1min Withstand voltage test
6
Cooling water temperature（℃）
20±2
7
Cooling water flow（L/min）
≥1.2
8
Cooling oil flow（L/min）
≤3.0
10
Collet type
ER11
11
Collet range
1mm to 7mm
12
Poles
2
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