2-axis heads

2-axis heads
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2-axis heads

Product catalog summary
Overview
KESSLER's 2-axis heads are engineered for precision and dynamic 5-axis machining, featuring a compact and robust design ideal for complex milling tasks. They incorporate advanced torque motor technology for high positioning accuracy, clamping force, and a wide tilting angle.
Product Portfolio
The range includes MINI, SMALL, MEDIUM, and LARGE 2-axis heads, each designed for specific machining applications:
  • MINI 2AK: Best for high-strength aluminum and composites, offering a compact and dynamic design.
  • SMALL 2AK: Suitable for mold and die applications, with high torque and speed.
  • MEDIUM 2AK: Tailored for aerospace structural components, providing high torque and clamping force.
  • LARGE 2AK: Designed for heavy-duty operations, capable of handling materials like titanium and Inconel.
Technical Specifications
Each model includes specific dimensions, torque, clamping mechanisms, and measuring systems, supporting modular extensions and enhanced accuracy for CNC systems.
Advantages
  • High precision from advanced positioning systems.
  • Robust, flexible design for various applications.
  • Modular, customizable configurations.
  • Maintenance-friendly with replaceable wear parts.
  • High productivity and dynamics from powerful motors.
Service and Support
KESSLER offers a global network of technology and service centers, emphasizing customer collaboration for efficient, customized solutions.
Contact Information
KESSLER operates globally with offices in Germany, USA, Russia, Taiwan, and China, providing comprehensive support and service.
Spindle Technology Overview
The document details Kessler's spindle technology, focusing on A-axis and C-axis components, and motor spindle options, highlighting the new spindle generation and Quick Connect Cartridge (QCC) system.
Specifications
  • A-Axis: Features a motor with 550 Nm (S1) torque, max 1,100 Nm, pneumatic clamping with 2,160 Nm clamping torque, and a high-accuracy measurement system.
  • C-Axis: Offers pneumatic clamping with 3,024 Nm clamping torque, supports horizontal/vertical installation, and includes a high-accuracy measurement system.
Motor Spindles
  • Models (MT100S, MT100L, MT100H, PC100) vary in speed, torque, and power, with lubrication options and tool holders like HSK 63 and HSK 100.
Advantages
  • Increased clamping and maximum torque over previous models.
  • Enhanced dynamics with KESSLER COOLMOTION® motors.
  • Improved accuracy with C-axis secondary cooling.
  • Optional spindle shaft clamping for rotational machining.
  • High productivity with torque-strong motor spindles.
Dimensions
Detailed dimensions for C-axis and A-axis, including installation depth, width, and weight.
Additional Information
Information is subject to change due to ongoing product development. Availability and delivery times may vary; specific requests should be directed to Kessler.
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Catalog excerpts

2-axis heads-1

2-axis heads Maximum precision and dynamic for 5-axis machining SPINDLE TECHNOLOGY SYSTEM TECHNOLOGY DRIVE TECHNOLOGY SERVICE SOLUTIONS

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2-axis heads-3

Specialist partner Applications with high requirements need a reliable partner. KESSLER 2-axis heads provide a compact and rigid design with high flexibility for numerous applications within your machine. KESSLER's latest torque motor generation achieves a high dynamic which is required especially when milling very intricate and narrow workpiece contours. High positioning accuracy, high clamping force and a large tilting angle ensure that precise results are achieved in 5-axis machining. KESSLER also offers compatible spindles for use with our 2-axis heads, to fulfil your machining needs. Founded...

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2-axis heads-4

The right head for every position: KESSLER 2-axis heads available from MINI to LARGE Compact and highly dynamic. The entry-level model for processing high-strength aluminium alloys and composite materials. With a fitting diameter of 230 mm and upwards, the MINI 2AK supports a highly compact tool machine design. Bestseller for numerous application options. This ultrafast and highly efficient professional choice achieves a speed of 24,000 rpm for stell and compositie machining, and a maximum of 30,000 rpm for aerospace applications. Spindles with a torque of up to 150 Nm can be used. LARGE 2AK...

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Individual configurability due to modular design High dynamics due to powerful KESSLER torque motors Reliable skilled project partner – for 2-axis heads, spindles and motors Robust design with monolithic fork Precise machining results due to high positioning accuracy High flexibility – and suitability for numerous applications High productivity due to high tilting speed Very maintenance friendly Wear parts can be easily replaced on site Your trusted service partner – know-how directly from the manufacturer HIGH QUALITY MADE IN GERMANY

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MINI 2AK C-axis (turning axis) o Torque SI: 300 Nm o Maximum torque: 600 Nm o Clamping: pneumatic o Clamping torque: 1,080 Nm o Clamping with safety function o Tilting angle: ± 360° o Measuring system: incremental o Accuracy of measuring system: ± 6" A-axis (tilting axis) o Torque S1: 150 Nm o Maximum torque: 280 Nm o Clamping: pneumatic o Clamping torque: 650 Nm o Clamping with safety function o Tilting angle: ± 95° o Measuring system: incremental o Accuracy of measuring system: ± 5" 6 ■ KESSLER SYSTEM TECHNOLOGY

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Modular extensions available A-axis + Second clamping Clamping torque: 1,170 Nm + Second motor Torque S1: 300 Nm Maximum torque: 560 Nm + Measuring system with enhanced accuracy for all standard CNCs + Leakage monitoring C-axis + Reduced fitting diameter 230 mm + Second clamping Clamping torque: 1,944 Nm + Measuring system with enhanced accuracy for all standard CNCs + Horizontal or vertical installation position Motor spindles Model Torque Power Torque Power Other tool interfaces possible on request KESSLER SYSTEM TECHNOLOGY ■ 7

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o Torque SI: 810 Nm o Maximum torque: 1,100 Nm o Clamping: pneumatic o Clamping torque: 1,680 Nm o Clamping with safety function o Tilting angle: ± 360° o Measuring system: incremental o Accuracy of measuring system: ± 3'' o Torque S1: 382 Nm o Maximum torque: 590 Nm o Clamping: pneumatic o Clamping torque: 2,160 Nm o Clamping with safety function o Tilting angle: ± 105° o Measuring system: absolute o Accuracy of measuring system: ± 5'' 8 ■ KESSLER SYSTEM TECHNOLOGY

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Modular extensions available A-axis + Second motor Torque SI: 764 Nm Maximum torque: 1,200 Nm + High-torque motors Torque S1: 840 Nm Maximum torque: 1,680 Nm + Extended tilting angle Tilting angle: ± 120° (only for variant with one motor in the A-axis) + Measuring system with enhanced accuracy for all standard CNCs + Leakage monitoring C-axis + Fitting diameter 390 mm + Second clamping Clamping torque: 3,024 Nm + Measuring system with enhanced accuracy for all standard CNCs + Horizontal or vertical installation position Motor spindles Model Torque Power Torque Power Other tool interfaces...

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MEDIUM 2AK C-axis (turning axis) o Torque SI: 2,100 Nm o Maximum torque: 3,200 Nm o Clamping: pneumatic o Clamping torque: 5,500 Nm o Clamping with safety function o Tilting angle: ± 360° o Measuring system: incremental o Accuracy of measuring system: ± 3'' A-axis (tilting axis) o Torque S1: 680 Nm o Maximum torque: 1,050 Nm o Clamping: pneumatic o Clamping torque: 4,080 Nm o Clamping with safety function o Tilting angle: ± 105° o Measuring system: absolute o Accuracy of measuring system: ± 5" Fitting diameter of C-axis Vector length Projection length of A-axis Fitting depth of C-axis Width of...

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Modular extensions available A-axis + Second clamping Clamping torque: 7,344 Nm + Second motor Torque SI: 1,360 Nm Maximum torque: 2,100 Nm + Measuring system with enhanced accuracy for all standard CNCs + Leakage monitoring C-axis + Reduced fitting diameter 420 mm + Second clamping Clamping torque: 9,000 Nm + Measuring system with enhanced accuracy for all standard CNCs + Horizontal or vertical installation position Motor spindles X AEROSPACE edition Other tool interfaces possible on request KESSLER SYSTEM TECHNOLOGY ■ 11

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o Torque SI: 2,675 Nm o Maximum torque: 4,050 Nm o Clamping: pneumatic o Clamping torque: 5,500 Nm o Clamping with safety function o Tilting angle: ± 360° o Measuring system: incremental o Accuracy of measuring system: ± 3" A-axis (tilting axis) o Torque SI: 1,130 Nm o Maximum torque: 2,260 Nm o Clamping: pneumatic o Clamping torque: 4,080 Nm o Clamping with safety function o Tilting angle: ± 105° o Measuring system: absolute o Accuracy of measuring system: ± 5" 12 ■ KESSLER SYSTEM TECHNOLOGY

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Modular extensions available A-axis + Second clamping Clamping torque: 7,344 Nm + Second motor Torque SI: 2,260 Nm Maximum torque: 4,520 Nm + Measuring system with enhanced accuracy for all standard control systems + Leakage monitoring C-axis + Reduced fitting diameter 420 mm + Second clamping Clamping torque: 9,900 Nm + Measuring system with enhanced accuracy for all standard control systems + Horizontal or vertical installation position Motor spindles Model Torque Power Torque Power Other tool interfaces possible on request KESSLER SYSTEM TECHNOLOGY ■ 13

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.