Voith Hirth serration

Hirth serrations

Connecting components with high strength and precision

Hirth serration rings, parts and specialized serration services

    This form-locking, self-centering and easily detachable connection component connects shafts, disks, rotors, wheels and cranks with remarkable precision and maximum torque capacity. The design facilitates backlash-free operation and is suitable when changing forces. Furthermore, this connection component is also easy to release and transmits torque wear-free with a positional accuracy of 1 – 2 angle seconds.

    Features of Voith Hirth serrations

    Our product portfolio includes:

    • Standard Hirth serration rings
    • Customized Hirth serration rings and parts
    • Machining of a Hirth serration onto customer supplied components

    Your benefits

    • Accuracy: high degree of indexing and repeat accuracy
    • Highest standards in precision positioning
    • Time-saving: easy release connection
    • Quick assembly and disassembly
    • Long service life
    • Maintenance-free
    • Reduced alignment work: components are self-centering
    • Expertise in offering a comprehensive range of services
    • Safety: zero backlash
    • Strength: high torque capacity
    • Reduced weight and installation space

      Customized serration service Standard Hirth serration rings Customized Hirth serration rings and parts
    Torque up to 15.000 kNm   up to 15.000 ​kNm
    Component diameter up to 1.600 mm 50 to 900 mm up to 1.600 mm
    Component weight up to 4.500 kg   up to 4.500 kg
    Component length up to 4.500 mm   up to 4.500 mm
    Number of gear teeth max. 720 24 to 720 max. 720
    Indexing accuracy 1 - 2 angle seconds 1 - 2 angle seconds 1 - 2 angle seconds
    Repeat accuracy < 0.001 mm < 0.001 mm < 0.001 mm
    Radial and axial run-out up to 0.005 mm up to 0.005 mm up to 0.005 mm

    Our product portfolio

      The ideal positioning element irrespective of whether it is a standard serration ring, a tailor-made ring/part, or a serration machined onto a supplied part. Hirth serrations enable you to position your workpieces or products with positive locking and the highest precision, producing units of the highest quality standards while achieving maximum productivity.

      Standard serration rings

      Please use the dropdown menu below, in order to find your ideal standard serration ring. You will receive detailed information with the option to contact our experts.
      * Higher torques can be transmitted with tailor-made rings.

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      Tailor-made serration rings and parts

      What if your application needs a specialized serration ring? No problem! We can produce tailor-made Hirth serration ring(s) and invite you to submit the configuration form below. Our experts will be in contact with you, once they have received your specifications and contact details.
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      mm
      Tailor-made serration rings diagram

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      Applications

      Primarily used to position rotationally symmetrical components in the machine tool industry and general mechanical engineering, it is also possible to use a Hirth serration ring as a connection component. Typical applications include:

      • Rotary indexing tables, turret heads, and disk turrets in machine tools
      • Connections in metrology, robot technology, and medical technology
      • Connections in aerospace technology
      • Shafts, wheels, and rotors in gear units, pumps, fans, compressors, and turbines
      • Technical applications

      Customized serration service

      Machining of a Hirth serration onto customer supplied components

      Flexible in terms of your requirements
      Applying customized serration to your equipment can be achieved up to a diameter of 1,600 mm.

      Connecting components with high strength and precision
      The customers’ machine component receives a Hirth serration. This component then can connect and precisely position shafts, wheels, disks, cranks and other parts in many areas of mechanical engineering to one another.

      Please supply your contact information below and a consultant will revert back regarding the your required customized serration service.

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      Applications

      Typical applications are in the machine tool industry and general mechanical engineering markets. However, other applications include: 

      • Shafts, wheels, and rotors in gear units, pumps, fans, compressors, turbines, and rolling mills
      • Rotary indexing tables, turret heads, and disk turrets in machine tools
      • Connections in gas and steam turbines
      • Flanged connections on shafts
      • Connections in metrology, robot technology, and medical technology
      • Connections in aerospace technology
      • Crank or joint shafts
      • Substitution of complex, single-piece forged parts

      Contact

        Alexander Schlecker

         

        t +49 7321 37 8856

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          Why use Voith Service?

          • Everything from a single source: development, design, production – and service!
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