What is a Direct Driven Spindle?

A Direct Driven Spindle is a high-performance spindle system where the motor is directly connected to the spindle shaft without belts, gears, or pulleys. This design ensures minimal power loss, smooth transmission, and maximum control, making it ideal for precision machining applications that demand speed, accuracy, and efficiency. We offer a wide range of Direct Driven Spindle for Drilling and Milling Machines. They are more compact and economical, compared to Built-in Motor Spindle.

Why We Need Direct Driven Spindle?

Zero Transmission Loss: Direct coupling between the motor and spindle shaft eliminates energy loss.
High Positioning Accuracy: Ideal for precision machining of complex geometries.
Quieter Operation: No belt or gear noise, leading to a smoother and quieter working environment.
Lower Maintenance: No belt replacements or gear wear, which reduces long-term maintenance costs.
Better Thermal Management: More efficient cooling and less heat generation during high-speed operations.
Faster Acceleration & Deceleration: Improved responsiveness and cycle time.
Improved Tool Life: Due to reduced vibration and stable spindle behavior.

Key Features of Direct Driven Spindle

Direct Motor-to-Spindle Connection: Provides precise control and efficient power transfer with minimal backlash.
High RPM Capability: Designed for applications requiring constant high speeds with excellent stability.
Advanced Cooling Systems: Integrated air or liquid cooling systems ensure optimal thermal balance during long machining cycles.
Smooth & Stable Operation: Low vibration levels protect both the machine and the tool, ensuring high-quality surface finishes.
Compact & Rigid Design: Allows easy integration into modern CNC machines and robotic systems.

Kuvam supplies a wide range of CNC Rotary Table and various accessories suitable for VMC/HMC and CNC routers

Type		D30-120	D40-120	D40-150	D50-190
Housing Diameter	(mm)	ψ120	ψ120	ψ150	ψ190
		10,000	10,000	10,000	6.000
Max. speed	(rpm)	12,000	12,000	12,000	8,000
		15,000	15,000	15,000	10,000
		20,000	20,000	20,000	12,000
Bearing	(mm)	ψ55	ψ60	ψ70	ψ100
		Grease	Grease	Grease	Grease
Pull-force	(N)	4,000 (#30)	6,000 (#40)	8,000 (#40)	18,000 (#50)
		11,000 (HSK-A50/E50)	18,000 (HSK-A63)	18,000 (HSK-A63)	45,000 (HSK-A100)
Coupling Diameter		ψ50	ψ50	ψ50	ψ50
Tool interface		SK / CAT / BT / ISO / HSK	SK / CAT / BT / ISO / HSK	SK / CAT / BT / ISO / HSK	SK / CAT / BT / ISO / HSK
Power	(KW)	Customer	Customer	Customer	Customer