Quick Change Pallet System

NEXTAS’s Quick Change Pallet System delivers modular CNC workholding solutions that drastically reduce setup time (≤ 0.005 mm repeatability), maximize spindle uptime, and support both pneumatic and manual operation. Ideal for automated production lines and high-mix machining.

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Technical Specifications

Model Interface
Size Repeatability Clamping Force Lift Load Operation NT‑S96P250QD1 96 mm ≤ 0.005 mm 20 kN 330 kg Pneumatic 52 mm Manual Pallet 52 mm ≤ 0.005 mm 9 kN 100 kg Manual

Key Advantages

• High precision: repeatability as tight as ≤ 0.005 mm ensures consistent positioning.
• Robust clamping: pneumatic models offer up to 20 kN, manual up to 9 kN.
• Hybrid operation: Pneumatic and manual pallets for automation or manual setups.
• Modular & scalable: Compatible with 3‑, 4‑, and 5‑axis automation tables, dual station systems, and self-centering vises.
• Maintenance-friendly: Self-cleaning mating surfaces and reliable sealing maintain accuracy under industrial conditions.

Supported Products

This series includes:

• Pneumatic Quick Change Pallets (52 mm, 96 mm)
• Manual Quick Change Pallets (52 mm, 96 mm)
• Dual Station Automation Quick Change Table for synchronous load/unload

How It Works

Mount the pallet onto the table, engage pneumatic or manual clamping, then swap fixtures or workpieces within seconds—no tools needed. Perfect for high-volume or flexible runs.

Typical Applications

• 3‑, 4‑, 5‑axis CNC machining centers
• EDM and grinding setups
• Automotive, aerospace, and medical component production
• High-mix, low-volume manufacturing lines

User Benefits

• ↑ Spindle uptime with ultra‑fast changeovers
• Flexibility to switch between pneumatic and manual fixtures
• Scalable to dual-station operation using manual dual station tables
• Accurate repeatability minimizes scrap and improves consistency

FAQs

What is the positioning accuracy of the pallet?

Achieves ≤ 0.005 mm repeatability, tested on standard pneumatic models :contentReference[oaicite:2]{index=2}.

Which interface sizes are available?

Standard pallet diameters are 52 mm and 96 mm, compatible with existing Quick Change Fixture systems.

Can I switch between pneumatic and manual?

Yes—NEXTAS offers both types, allowing you to choose based on production volume and automation requirements.

Is it compatible with dual-station tables?

A pneumatic chuck is a workholding device powered by compressed air, designed to hold and release workpieces securely in CNC machines, milling centers, or grinding systems. The pneumatic chuck is a fixture that enables fast, reliable, and repeatable clamping with minimal operator effort, significantly reducing setup time and improving productivity in industrial manufacturing. Pneumatic chucks are widely used in automated machining where precision, efficiency, and safety are critical.

How Does a Pneumatic Chuck Work?

Pneumatic chucks operate using compressed air to actuate internal pistons that expand or contract jaws around a workpiece. When air pressure is applied, the chuck either clamps or releases the part, providing consistent force without the variability of manual tightening. This automated mechanism allows for rapid changeovers in production environments and is especially valuable in automation systems.

Applications of Pneumatic Chucks

Pneumatic chucks are commonly used in:

• CNC machining centers – for holding parts in turning, milling, or drilling.
• Grinding and finishing – where precise positioning and clamping force are critical.
• Small batch production – to enable quick setup changes.
• Automated lines – for integration into flexible manufacturing cells.

At NEXTAS, our pneumatic chucks are integrated into Zero Point Positioning Systems to ensure maximum repeatability and minimal downtime.

Types of Pneumatic Chucks

Different types of pneumatic chucks serve various machining requirements:

• Standard pneumatic chucks – for general CNC clamping tasks.
• Positioning datum pneumatic chucks – designed for high-precision applications where repeatability is crucial.
• Rotating pneumatic chucks – used in turning machines.
• Non-rotating pneumatic chucks – applied in milling or grinding setups.

NEXTAS offers advanced BDS Positioning Datum Pneumatic Chucks, ensuring stability and accuracy for intelligent manufacturing.

Pneumatic Chuck vs Hydraulic Chuck

Both pneumatic and hydraulic chucks are widely used in machining, but they differ in functionality:

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• Pneumatic chuck – lightweight, easy to install, fast operation, lower cost of maintenance, ideal for automated CNC workholding.
• Hydraulic chuck – provides higher clamping force, suitable for heavy-duty machining but requires complex maintenance.

For industries focused on flexibility and automation, pneumatic chucks are the preferred solution.

Pneumatic Chuck Advantages and Disadvantages

Advantages:

• Fast and reliable clamping cycles.
• Reduced operator fatigue and improved safety.
• Ideal for integration with quick change pallet systems.
• Cost-effective for high-mix, low-volume production.

Disadvantages:

• Lower clamping force compared to hydraulic systems.
• Requires a stable compressed air supply.

Pneumatic Chuck Components

The main components include:

• Body housing
• Clamping jaws
• Piston and air cylinder
• Spigot connector for air supply
• Seals and gaskets for airtight performance

NEXTAS designs components with durability and self-cleaning features to ensure long-term performance.

Pneumatic Chuck Maintenance

Regular maintenance is critical for reliability:

• Check air seals and connections.
• Clean clamping jaws and lubrication points.
• Inspect spigot connectors for leakage.
• Run air-tightness testing periodically.

NEXTAS pneumatic chucks are designed with self-cleaning and air-tightness testing features, minimizing downtime for B2B customers.

CNC Machine Pneumatic Chuck

In CNC machines, pneumatic chucks are often paired with self-centering vises or clamping fixtures to streamline multi-part operations. Their repeatable accuracy ensures stable quality, making them essential for B2B buyers in automotive, aerospace, and medical industries.

Pneumatic Chuck Troubleshooting

Common issues include:

• Air leaks due to worn seals.
• Inconsistent clamping force caused by unstable pressure.
• Jaw misalignment from improper maintenance.

NEXTAS offers technical support and provides replacement parts for fast troubleshooting and minimized downtime.

How to Choose a Pneumatic Chuck

When selecting a pneumatic chuck, consider:

• Required clamping force and workpiece size.
• Compatibility with CNC machines and pallets.
• Level of automation required (manual vs. automated).
• Integration with quick change and zero point positioning systems.

For optimal results, contact NEXTAS to design a customized pneumatic chuck solution that fits your production needs.

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Conclusion

Pneumatic chucks are indispensable for modern CNC machining, offering fast, precise, and efficient clamping solutions. By integrating pneumatic chuck technology with quick change plates and advanced clamping systems, manufacturers can achieve maximum productivity. NEXTAS specializes in providing intelligent manufacturing solutions tailored to your industry needs.

Contact NEXTAS for Your Pneumatic Chuck Solution