Rotary Tablet Press Machine Preventive Maintenance Procedure

Purpose: To establish a standard preventive maintenance procedure of Rotary Tablet Press Machine

Scope:To ensure safe and standard preventive maintenance procedure of Rotary Tablet Press machine to meet the required smooth operation in solid & liquid production area.

Responsibility:Engineering Personnel

Abbreviations and Definitions: Rotary Screen Printing mc

Health and Safety Considerations: None

Procedure

  • Inspection for voltage fluctuation
  • Proper earthing condition of machine
  • Inspection the supply pressure must be 5-6 bar.     
  • Check the any leakage of compressed air
  • Check the free movement of turret 
  • Abnormal sound & any physical damage of turret
  • Abnormal sound of motor
  • Driving belt
  • Any physical damage of motor pulley & driving pulley
  • Motor bearing.
  • Correct function of pulley
  • Spring tension of variable speed pulley
  • Any physical damage of total assembly upper & lower cam track assembly
  • Correct function of weight box
  • Correct penetration function
  • Any physical damage of upper press roll
  • Any physical damage of pressure roll & pin of overload pressure release assembly
  • Any physical damage pressure adjustment hand wheel of overload pressure release assembly
  • Tension of compression spring
  • Check any damage of lubricating pipe
  • Proper function of lubricating hand pump
  • Correct function of proximity/sensor/safety switch
  • Any physical damage of proximity/sensor/safety switch
  • Correct function of all pneumatic components
  • Any leakage of air, cleaning or change if required.
  • Greased all greasing point                              (By grease)
  • Change Gear oil in gear box
  • After completion of maintenance record as per SOP

Reference Document

  • Working experience
  • Annexes
  • Maintenance Chart.

Check Point

Item Description Check points
Main power supply 01. Inspection for voltage fluctuation
02. Proper earthing condition of machine
Pneumatic connection 01. Inspection the supply pressure must be 5-6 bar. 
02. Check the any leakage of compressed air
Turret assembly 01. Check the free movement of turret 
02. Abnormal sound & any physical damage
Motor rail assembly 01. Abnormal sound of motor
02. Driving belt
03. Any physical damage of motor pulley & driving pulley
04. Motor bearing.
Variable speed pulley 01. Correct function of pulley
02. Spring tension
Upper & lower cam track assembly 01. Any physical damage of total assembly
02. Correct function of weight box
Upper press roll assembly   01. Correct penetration function
02. Any physical damage of upper press roll
Overload pressure release assembly 01. Any physical damage of pressure roll & pin
02. Any physical damage pressure adjustment hand wheel
03. Tension of compression spring
Lubricating system 01. Check any damage of lubricating pipe
02. Proper function of lubricating pump
Proximity/Sensor/Safety switch 01. Correct function of proximity/sensor/safety switch
02. Any physical damage
Pneumatic component 01. Correct function
02. Any leakage of air, cleaning or change if required.
Greasing 01. Greased all greasing point                (By grease)
Replacement 01. Gear oil