Maintenance

Fresh-up course

Target group: Maintenance electricians and maintenance technicians

Prerequisite: Proper skill for this job, resp. training as electrician or skilled worker in electrics

Kind of training: Theoretical training with practical exercises on the machine

Time period: approx. 3 days

Training location: SMS group classroom training

Training timing: 1-2 years after commissioning of the machine, resp. in agreement with the customer 

 

Program

  • Electrics
    • Structure of the circuit diagram
    • Structure of the terminal board plans
    • Structure of the cable plan
    • Exercises on the electric structure, e.g.
      • How to find components in the circuit diagram under their designation
      • How to find components on the machine
  • Electronics
    • Structure of the electronics diagram
    • Exercises on the electronic structure, e.g.
      • How to find components in the electronics diagram under their designation
      • How to find components on the machine
      • measuring sockets for fault detection (as far as existing)
  • CNC-Control unit
    • Test program
    • Testing of the analogous inputs and outputs
  • Control desk, CARWIN and process data display
    • Structure, functions, displays
  • Modes of operation
    • Mode of operation Setting
      • Signal transfer PLC->CNC->machine, e.g.
        • radial slide forward
        • Mode of operation Setting (PLC)
        • Hydraulics ready for operation (PLC)
        • Message: No error in electronics (from NC to PLC)
        • RSU key forward (PLC)
        • Shut-off valve - radial - open (PLC)
        • Shut-off valve is open (PLC to CNC)
        • Set value on servo-valve (from NC)
        • Message: Axle is moving
        • Display of the actual value in CARWIN (NC to CARWIN)
    • Mode of operation Manual
      • Opening and closing
      • Signal transfer PLC-NC
    • Mode of operation Automatic
      • Opening and closing
      • Signal transfer PLC-NC
  • Parameters and limit switches
    • Adjustment of control limits (displacement range, measuring range)
    • Adjustment of limit switches
    • Cylinder data and print data for force calculation
    • Nominal values for Setting
    • Valve characteristic reinforcement and increase in the individual ranges
    • Control of the control loop error
  • Manual rolling
    • Set values: set values for axial, radial force and centering
    • Force controller (NC parameter)
  • Automatic rolling
    • Feed axial / radial: set values from the speed curve
    • Centering force: set values from the Gellhaus curve, centering force curve resp. manual set value
    • Ring displacement: set values of the displacement curve, automatic displacement resp. manual set value
    • Override ring growth speed
    • Force and current limiting controller (NC parameters)
    • Ring position controller (function and parameters)
  • Rolling drives
    • Set values: radial motor speed (only for DC-motors)
    • Set value calculation: axial motor speed
    • Speed control (measuring of the circumferential speed)
    • Action of speed modifications nk, n/n
    • Current compensation
  • Datalogger and FAMOS
    • Preparation or modification of a measuring menu
    • Record start
    • Selection criteria for record mode: manual or automatic
    • Evaluation of the recorded data
  • Test code
    • Observing the analogous inputs and outputs
    • Test codes for fault detection
  • Extension of fault messages
    • Programming of new fault messages
    • Display of new fault messages

More information and registration

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