CHAPTER 6 TURNING MAINTENANCE

TURNING MAINTENANCE

- Proper care and maintenance are important to maintain the service life and accuracy of the lathe.- Reduce cost of fixing / breakdown / damage.

TURNING MAINTENANCE

MAINTENANCE

- Lubrication- Cleanliness- Jibs- Wiper pads- Shear pin & clutch- Slip clutch

TURNING MAINTENANCE

LUBRICATION

- It prolonging the life and accuracy of the lathe.- Proper care can retains its accuracy for years.- Always pump the oil at the carriage.

TURNING MAINTENANCE

CLEANLINESS

- The time spent in keeping a lathe clean is more than repaid by the added life of the machine.- Abrasive sludge increases friction and makes the lathe hard to operate, causing wear between the parts.

Cleaning procedure:- Shut off switch.- No compressed air.- Use paint brush.- Use clean cloth.- Remove gum and oil strains once a week.

TURNING MAINTENANCE

JIBS What is jibs? * adjustable part that allow you to eliminate the space that

has been created by the wear between the slideways. (cross slide, and the compound slide).

2 types of jibs :* straight jib.* tapered jib.

Function?* produce bearing surface on the slide* compensate wear between mating parts ( saddle, cross & compound slide)

TURNING MAINTENANCE

WIPER PADS- About wiper pads :

* typically made of felt that will hold oil.* saturated with oil to catch the fine particles of dirt or debris.

- Function?* to keep slide ways free from chips or debris.* to smooth the slide ways with a certain amount of oil.

TURNING MAINTENANCE

SHEAR PIN & CLUTCH About shear pin & clutch

Function: ?

TURNING MAINTENANCE

SLIP CLUTCH About slip clutch:

Function: ?

THE END . JENG JENG JENGGG..

AWARE YOUR SURROUNDING IN LAB“REMEMBER PERSON THAT YOU LOVE “

- JKR