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Broche HQD refroidie par air

La broche à refroidissement par air HQD est un dispositif à grande vitesse utilisé pour réaliser des opérations précises de découpe, de gravure et d'usinage des matériaux grâce à une rotation entraînée par un moteur. En tant que composant essentiel des machines d'usinage CNC et des machines à bois, elle influe directement sur la stabilité de la découpe, l'efficacité de l'usinage et les performances des outils.

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Présentation du produit

The HQD Air Cooled Spindle is designed for CNC router, woodworking machinery, engraving, cutting, and general mechanical processing equipment that requires stable high-speed rotation without a water circulation system. It uses air cooling technology to dissipate heat generated during spindle operation, helping maintain consistent machining performance in dry or low-waterproof processing environments.

Compared with water cooled spindle configurations, this air cooled spindle offers a simpler structure, lower maintenance requirements, and strong adaptability for practical CNC machine use. It is suitable for machine builders, CNC router parts distributors, repair service providers, and end users looking for a reliable spindle motor for CNC router installation, replacement, or equipment upgrades.

Spécification du produit

Technical Point	Provided Specification	Buyer Benefit
Méthode de refroidissement	Air-cooling	No water circulation system required, suitable for dry processing environments and simpler machine setup.
Power Options	1.5kW, 2.2kW, 3.5kW, 6kW, 7.5kW	Allows buyers to select a suitable CNC spindle motor according to machine load and processing requirements.
Vitesse	18000rpm	Supports high-speed cutting, engraving, and routing applications.
Fréquence	300Hz	Suitable for variable-frequency spindle operation.
Tension	220V / 380V	Provides options for different machine electrical configurations.
Collet Nut Options	ER20, ER25, ER32	Supports different cutter sizes and machining loads.
Lubrication Method	High-speed, high-temperature grease lubrication	Supports spindle operation under high-speed working conditions.
Application Reference	Woodworking carving machines and cutting machines, 3–12mm cutters or saw blades	Helps buyers match the spindle with woodworking and CNC router applications.

Caractéristiques du produit

Air-Cooled Structure

The air cooling design removes the need for a water pump, tank, or cooling pipes, making installation easier for CNC routers and woodworking machines.

Low Maintenance

Without a water circulation system, the spindle reduces risks related to leakage, water quality, pump failure, and pipe blockage.

Suitable for Dry Processing

HQD air cooled spindles are suitable for dry working environments, especially woodworking carving, cutting, and routing applications.

18000rpm High-Speed Performance

With a speed of 18000rpm, the spindle supports efficient cutting, engraving, and routing. For woodworking, 12000–18000rpm is recommended based on material and tool conditions.

Multiple Power and Collet Options

Power options include 1.5KW, 2.2KW, 3.5KW, 6KW, and 7.5KW, with ER20, ER25, and ER32 collet options for different CNC router requirements.

Easy Replacement and Upgrade

The spindle can be used for new machine installation, replacement, or equipment upgrades based on voltage, power, collet type, mounting size, and application needs.

Application du produit

Air-cooled spindles are widely used in mechanical processing, woodworking machinery, CNC engraving, cutting, and other material processing equipment where stable high-speed rotation and reliable heat dissipation are required. By adopting air cooling technology through a built-in fan or external airflow, the spindle helps dissipate heat generated during operation, reducing the risk of performance decline caused by overheating.

Thanks to their simple structure, low maintenance requirements, and strong adaptability, HQD air cooled spindles are well suited for woodworking carving machines, cutting machines, and dry or low-waterproof processing environments. They can be used with 3–12mm milling cutters or saw blades, making them a practical solution for density board, solid wood, and similar woodworking applications.

Fonctionnement stable de la broche refroidie par air
Structure de roulement du moteur intégrée
Interface de broche conforme à la norme ISO
Des performances d'usinage CNC fiables

Emballage, stockage, manutention et transport

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Machines de gravure et de découpe au laser
Mouvements plus fluides grâce à une faible friction

Foire aux questions

Should I choose a water-cooled or an air-cooled spindle?

Air-cooled spindles are simpler to install because they need no coolant loop, but they are louder. Water-cooled spindles run quieter and hold a steadier temperature during long continuous work, but need a pump, tank and tubing. Choose air cooling for simple setups and water cooling for long, heavy cutting.

What are the specifications of the HQD Air Cooled Spindle?

Power, voltage, speed range and collet type for the HQD Air Cooled Spindle are listed in the specification table on this page. Send us your machine model and mounting size, and our team will confirm that it fits before you order.

What do I need to run a CNC spindle motor?

You need a variable frequency drive (VFD) that matches the spindle power, voltage and frequency range, plus a controller that sends the speed signal. Water-cooled spindles also need a pump, tank and tubing. Check the nameplate on the spindle and send us your model so we can help you match the drive.

How do I choose spindle power and collet size?

Choose power by the material and the depth of cut: light power is enough for wood, plastic and engraving, while aluminum and deeper cuts need more power. Choose the collet type, such as ER11, ER16 or ER20, by the tool shank diameters you use. Tell us your material and tools and we will recommend a model.

Can an air-cooled spindle run for long hours?

An air-cooled spindle can run continuously within its rated duty as long as airflow is free and the ambient temperature is reasonable. Keep the cooling vents clean and do not cover them. For heavy continuous cutting or hot workshops, a water-cooled spindle is the safer choice.

What is the minimum order quantity, and can I order samples?

The minimum order quantity is 1 piece, and sample orders are welcome. You can test fit and quality on your own machine before placing a larger order. Send us your model, size and application and our team will prepare a quotation.

How long does delivery take, and which shipping methods do you support?

Delivery usually takes 3 to 7 days after payment, depending on the model and your requirements. We ship by DHL and other express services for samples and small orders, and by sea freight for larger shipments. Payment can be made by T/T or PayPal.

What warranty do you offer, and can I get inspection reports?

We provide a 3-year warranty. If a quality problem occurs, we supply replacement spare parts. A machinery test report and an outgoing-inspection video are available on request, so you can verify the product before shipment.