Introduction to Materials Management 8th Edition by Steve Chapman ,Tony Arnold ,Ann Gatewood ,Lloyd Clive

Exercise 10

Draw an operations process chart for the assembly of a ballpoint pen. The pen is made from three subassemblies (see figure):
1. upper barrel
2. cartridge
3. lower barrel
Operation 1 attach clip to upper barrel
2 insert button into upper barrel
3 insert rotor into upper barrel
4 press ball into tip of cartridge
5 insert tip into cartridge
6 fill cartridge with ink
Inspection 1 test cartridge
Operation 7 insert cartridge into upper barrel
8 slip spring over cartridge
9 screw lower barrel and upper barrel together
Inspection 2 test operation of pen
3 final inspection