Operation Manual

BV 20 C
18
Operation and maintenance:
Regular maintenance will increase durability and reliability.
1 After normal operation for 10 days, the lubricating oil in cutting spindle box
should be replaced and cleaned with gasoline or kerosene. After that oil
change and cleaning should be done periodically.
2 Before operation, lubricate the machine according to the requirements,
moreover, the cutting spindle box should be checked frequently.
3 During the operation, the chip dropping onto the slide surfaces should be
cleared in time. The frequent check should be carried out to see if the chip
enters into between saddle and machine bed guide rail; the felt is out of
function and the felt should be cleaned periodically.
6 After having done the work each day, you must clean out the chip and wipe
all parts of the machine tool, and coat it with machine oil in order to prevent
the machine from rusting.
5 Do not place any tools, parts and other sundries on the surface of the
guideway so as to avoid the damage to the accuracy of the guideways.
6 To change the rotational speed of the spindle box, first of all, you must stop
the machine, and switch it according to the required speed and refering to
the operating position on the indicating plate.
7 Service should be done immediately in case the machine is damaged.
6. LUBRICATION
Fig. 4
Part Lubricating
point
Method Kind of oil Period
No. 1 spindle box gear bearing spray machine oil
SAE 90
after 50 houres,
then every 200
houres.
No. 2 saddle longitudinal
guideways of
saddle
oil gun machine oil every day
No. 3 tool slide lead screw oil gun machine oil every day
No. 4 tailstock screw, tailstock
barrel
oil gun machine oil every day
No. 5 lead screw
support
screw oil gun machine oil every day
No. 6 cross slide screw oil gun machine oil every day
Oil every lubricating surface of the machine once before and after
shift.