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Professorship Machine Elements and Product Development
Transmission Behavior of Shaft Hub Connections
Professorship Machine Elements and Product Development 

1 General description

In addition to classical strength investigations, the transmission behaviour of shaft-hub connections can be influenced by a variety of factors, which can determine the functionality of the application. For example, slippage in press and conical press connections, or wear in keyway and pin connections, can result in loss of function. We can advise you on the design of your connection and carry out static and dynamic investigations. In addition, we support you in the design with numerical analyses (FEM) or analytical calculations (e.g. DIN 7190).

2 Specimens

The standard geometries for shaft-hub connections are available on the rotating cylinder test rig (RCT), the unbalance test rigs (UWP40/50/60) and the magnetic bearing test stand (MLP). The standard test cross-section is Ø 40 mm and can be varied depending on the respective test rig limits. If needed, adapters allow the connection of non-standard specimen geometries to the connection dimensions of the respective test rig.

Shaft-hub connection specimens
Shaft-hub connection specimens

The press and conical press connections for the gear test rig with electrical tensioning (GPeV) are standardly realized via Ø40 mm measurement shafts.

3 Results

For force-fit connections, the primary focus is on investigating slip torques or removal torques. Additionally, torsional stiffness testing can be performed on shafts or form-fit shaft-hub connections.

Shaft-hub connection results
Removal torque of a conical press connection
Shaft-hub connection results
Slip torque of a cylindrical press connection
Shaft-hub connection results
Torsion test of a keyway connection
Shaft-hub connection results
Torsion test of a bolted flange connection

4 Test rigs

5 Contact

Alexander Hasse
Prof. Dr. sc. ETH Alexander Hasse
Head of the professorship and director of IKAT,
Head of the specialist Research Groups "Tribology" and "Shaft-Hub-Connections"
Email:
Phone:+49 371 531 36105
Room:C21.323 (alt: 2/A323)
Office hours:by arrangement
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