|Vacuum Equipment Model Selection
Features and Precautions
for Vacuum Adsorption
Vacuum Pad Selection
- Vacuum Pad Selection Procedures
- Points for Selecting Vacuum Pads
A. Theoretical Lifting Force
B. Shear Force and Moment Applied to Vacuum Pad - Lifting Force and Vacuum Pad Diameter
1. Theoretical Lifting Force - Vacuum Pad Type
- Vacuum Pad Material
- Rubber Material and Properties
- Color and Identification
- Buffer Attachment
- Pad Selection by Workpiece Type
- Vacuum Pad Durability
Selection of
Vacuum Saving Valve
Selection of Vacuum Ejector and
Vacuum Switching Valve
- Calculating Vacuum Ejector and Switching Valve Size with the Formula
Leakage Volume during Workpiece
Adsorption
- Leakage Volume from Conductance of Workpiece
- Leakage Volume from Adsorption Test
Adsorption Response Time
- Relationship between Vacuum Pressure and Response Time after Supply Valve (Switching Valve) is Operated
- Calculating Adsorption Response Time with the Formula
- Adsorption Response Time from the Selection Graph
Precautions on Vacuum Equipment
Selection and SMC’s Proposal
- Safety Measures
- Precautions on Vacuum Equipment Selection
- Vacuum Ejector or Pump and Number of Vacuum Pads
- Vacuum Ejector Selection and Handling Precautions
- Supply Pressure of Vacuum Ejector
- Timing for Vacuum Generation and Suction Verification
A. Timing for Vacuum Generation
B. Suction Verification
C. Set Pressure for Vacuum Pressure Switch - Dust Handling of Vacuum Equipmen
Vacuum Equipment
Selection Example
- Transfer of Semiconductor Chips
Data
- Selection Graph
- Glossary of Terms
- Countermeasures for Vacuum Adsorption System
Problems (Troubleshooting) - Non-conformance Examples
- Time of Replacement of Vacuum Pad
