Rack and pinion linear units

The RK linear unit with rack and pinion drive features the following main characteristics:

  • very long strokes (50 metres)


Rack and pinion linear units can be ordered accurately to the millimetre according to your demands.

Profile linear unit SQZ-II ZST
The basis of the profile linear unit SQ-IIZST is a BLOCAN® aluminium profile with a screwed toothed rack and a direct drive.
The power transfer of the motor is done via a spur gear and a toothed rack which is fixed on the guide profile. An oil-soaked following felt wheel provides for the lubrication of the toothed rack.
Special characteristics are high positioning accuracy and dynamics and the theoretically unlimited travelling way.
Manufactured sizes (=profile cross section): 40, 40 x 80, 50, 50 x 100, 60, 60 x 120, 80, 80 x 160