Towards the future with tradition

Special purpose machines


Planning, design and production of machines for special solutions for our customers.

Examples of implemented solutions

Special-purpose machine for machining of 2 balancing bores

 
  • balancing bores Ø20 mm
  • ​on motorcycle crankshafts and for spot-facing without any extension of cycle time
  • cycle time: 49 seconds

 

 

 

 

 

 

Special-purpose machine for machining inner chamfer of piston rings

 
  • automatic feeding, clamping, machining, removal
  • high accuracy requirements
  • ​Cycle time: 6 seconds

 










Special-purpose machine for precise three-side machining of shifter forks for car transmissions

 
  • Production of sets ( = 3 pieces )
  • Extremely low permissible coaxiality and centre deviation
  • Cycle time: 24 seconds for one set


Special-purpose machine for precise three-side machining of gearchange sleeves for car transmissions

 
  • 2 motor spindles for Ø21N6, chamfer, plane side
  • 6-fold crown turret for Ø15.9, backward deburring, Ø16S6 and chamfering
  • Cycle time: 22 seconds


Special-purpose machine for machining heads of up to 18m long mandrel bars

 
  • Automatic feeding and removal of work pieces
  • Robust design suited for use in rolling mills


Special-purpose machine for machining of CNG cylinder necks

 
  • Cylinder dimensions up to Ø400 and 2,500mm in length
  • Cutting the length, core-hole boring, plain milling, outside and inside Ø, thread milling
  • Cycle time: <60 seconds

              A machine is normally comprised of:
     
  • Three machining stations
  • Gantry loader with two vertical units
  • Turning station with integrated vaccuum cleaning system
  • Hydraulic clamping station
  • Chip conveyor
  • CNC control Siemens 840D

https://www.youtube.com/watch?v=axSp7QBTA5s


Special purpose machine for machining of driving rings and joint shafts

 

Machining example driving ring:

  • cycle time for drilling, fine drilling and turning of security ring grooves: 85 seconds


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