Name: 2.2 kW 24000 RPM Spindle Motor ER20 220V
SKU: GDZ80X73-2.2 220V ER20-EN
Price: 306.00 USD
Availability: InStock

2.2 kW 24000 RPM Spindle Motor ER20 220V

High-precision, air-cooled spindle motor for CNC applications, featuring ER20 collet system and 24000 RPM speed.

Availability: 53 in stock

SKU: GDZ80X73-2.2 220V ER20-EN Category: GDZ Motors

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Technical information about the product Teknik ürün bilgisi

2.2 kW 24000 RPM Spindle Motor ER20 220V

INDUSTRIAL AUTOMATION PARTS | SUPERIOR PERFORMANCE SERIES

Detailed Product Review

The GDZ80X73-2.2 model 2.2 kW 24000 RPM ER20 Spindle Motor is an electromechanical converter that transforms electrical energy into high-precision rotational motion. This unit operates on the principle of a three-phase asynchronous motor, powered by variable frequency and voltage alternating current (AC) supplied by a Vector Control Drive (VFD). The VFD modulates the frequency and voltage of the AC signal applied to the motor’s stator windings, controlling the synchronous speed of the rotating magnetic field within the stator. The rotor rotates slightly below synchronous speed (with slip) due to induced currents generated by the effect of this rotating magnetic field, producing torque. The nominal power output of 2.2 kW provides sufficient torque and power for continuous material removal operations, while the maximum speed of 24000 RPM is achieved by operating the motor at high frequencies up to 400 Hz. This high-speed capability allows for achieving optimal cutting speeds, especially when working with small diameter cutting tools, thus enabling fine chip removal and superior surface quality. The ER20 collet system, directly integrated into the spindle shaft, ensures that cutting tools are securely and concentrically mounted with minimized axial runout, a critical factor for machining accuracy and tool life.

The structural integrity and thermal performance of the GDZ80X73-2.2 spindle motor are primarily attributed to its aluminum alloy housing. This material choice offers an optimal balance between low weight (4.7 kg), high mechanical strength, and efficient heat conductivity, aiding in the effective dissipation of heat generated during operation. Internally, the motor is equipped with high-precision angular contact ball bearings (typically P4 or P5 class) designed to effectively handle both radial and axial loads arising from machining operations. These bearings minimize spindle axial play and radial runout, ensuring the rigidity and concentricity required for high-speed, precision machining. Electrically, the motor features insulated copper windings for high-frequency operation and a laminated steel stator core to reduce eddy current losses. System integration requires mounting the 80 mm diameter spindle into a compatible clamp on the Z-axis of a CNC machine. Electrical connection is made via a shielded multi-conductor cable connecting the motor to a VFD with a capacity of 2.2 kW or higher, connected to a 220V single-phase AC power supply. Proper grounding of both the motor housing and the VFD is essential for electrical safety and electromagnetic compatibility. This spindle motor is designed for high-speed milling, drilling, and engraving operations on various materials such as wood, MDF, plastic, acrylic, composite materials, and light aluminum alloys; it is particularly preferred in industrial applications requiring precision and high surface quality, such as furniture manufacturing, advertising, prototyping, and PCB fabrication.

Advantages of the 2.2 kW 24000 RPM Spindle Motor ER20 220V

High Speed Precision and Superior Surface Quality: The GDZ80X73-2.2 spindle motor offers a critical advantage in precision machining applications with its wide speed range capability from 0-24000 RPM. High speeds increase the cutting tool’s contact speed with the material, allowing for optimal cutting parameters, especially when working with small diameter tools. This enables precise control of the chip load and distributes cutting forces, extending tool life. Most importantly, the low chip thickness and continuous cutting motion achieved at high speeds minimize microscopic roughness on machined surfaces, resulting in superior surface quality. This reduces the need for additional secondary processing or sanding, directly improving the aesthetic and functional characteristics of the final product. The high-precision angular contact ball bearings used within the motor keep spindle runout to a minimum even under radial and axial loads, which is a direct factor influencing the stability of the cutting process and thus the surface quality. This engineering approach creates a significant performance difference, particularly in applications requiring precision such as engraving, fine detail work, and mold making.

Optimized Thermal Management and Long Service Life: The integrated air-cooling system of the GDZ80X73-2.2 spindle motor is designed to ensure thermal stability even during prolonged, high-speed operations. A fan mechanism located within the motor housing draws cool air from the rear, passes it over the stator and rotor windings and bearings, and expels the heated air from the front. This continuous airflow effectively dissipates the heat generated in the motor windings and bearings, preventing overheating. Overheating can lead to the degradation of insulation materials in the motor windings, reduced viscosity of bearing lubricants, and consequently, a decrease in the motor’s electrical and mechanical performance. The air-cooling system minimizes this thermal stress, allowing the motor to operate stably within its nominal power and speed range, thereby significantly extending the life of the windings and bearings. The absence of an external cooling pump, radiator, or fluid line simplifies installation and reduces maintenance costs while increasing the overall reliability of the system. This thermal management strategy is a critical engineering advantage, especially for applications requiring uninterrupted operation in demanding production environments.

Broad Application Flexibility and Modular Tool Compatibility: With its 2.2 kW power output and wide speed range of 0-24000 RPM, this spindle motor offers adaptability to various machining requirements. The 2.2 kW power provides sufficient torque for effective material removal in different hardness materials such as wood, plastics, composite materials, and even light aluminum alloys. It can be used for a wide range of operations, from roughing requiring higher torque at lower speeds to precision surface finishing and engraving at high speeds. The motor’s integrated ER20 collet system is an industrial standard, accommodating tool shanks from 1 mm to 13 mm.

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Kullanım alanıSonucun nasıl yorumlanacağını belirleyen genel uygulama alanı. CNC dışında otomasyon, blower, pompa, pano, konveyör ve genel makine uygulamalarını da seçebilirsiniz.