Nitto QA-4000 Скачать руководство пользователя страница 10

Страница: 10 / 24

5-7 Preparation of chip breakers

WARNING

・

Set the chip breaker so that the tips of the blade and

chip stopper may not interfere with the cutting tool
both at the top and bottom in setting up the chip
breaker.

(Fig.20)

(Fig. 21)

The chip breaker is to cut cutting chips in randomly

short length produced during the drilling operation for
easy discharge of the cutting chips.

・

The blade is mounted on the magnet as the standard

item.

・

QA-6500 model only is supplied with the chip stopper.

It can cut produced cutting chips in more proper length
during the cutting operation with the cutter diameter
of 40mm to 65mm diameter. (Cutters other than 40mm
to 65mm diameter can not be used.)

(1) Setting the blade (See the fig. 20)
(1-1) Mounting the cutter

Loosen the hex. socket head cap screw and retract

the blade in the arrow direction until it can not retract
any further, and then mount the cutter.
(1-2) Setting the blade

Set the blade with the gap between the cutter and tip

of the blade being 0.5mm to 0.8mm, securely mount it
on the blade base with the hex. socket head cap screw.

(2) Setting the chip stopper (See the fig. 21) (It is
supplied with QA-6500 model only. )
(2-1) Mounting the chip stopper

Loosen the hex. socket head cap screw fastening the

blade, and remove the blade and hex, socket head cap
screw.

Mount on the blade base with the removed hex. socket

head cap screw the chip stopper attached to the unit side
with the accessory band. (Attach the removed blade to the unit
side with the accessory band to avoid losing it.)
(2-2) Mounting the cutter

Loosen the hex. socket head cap screw, retract the

chip stopper in the arrow direction until it can not retract
further, and mount the cutter.
(2-3) Setting the chip stopper

Set the chip stopper with the gap between the cutter

and tip of the chip stopper being 0.5mm to 0.8mm, and
securely fix the stopper to the blade base with the hex.
socket head cap screw.

5-8 Preparing the Cutting Oil

Safety Notes on Cutting Oil

WARNING

(1) Application and Usage Limitations

・

Use only as a cutting fluid. Not for use in ordinary

households.

(2) Precautions on Handling Cutting Oil

・

This liquid contains amines. It should not be mixed

with rust preventives containing nitrite.

・

May cause inflammation if it enters the eyes.

Protective eye-wear should be used when handling
to prevent entry into the eyes.

・

Skin contact may cause inflammation. Protective

gloves should be worn when handling to prevent
contact with the skin.

・

May cause discomfort if mist or vapor is inhaled.

Breathing apparatus should be used when handling
and mist or vapor should not be inhaled.

・

Dilution should be carried out in accordance with the

Instruction Manuals.

・

Keep it out of reach of children.

・

Do not drink it.

(3) Emergency Treatment

・

If it has entered eyes, immediately open the eyelids

as wide as possible and wash thoroughly with water
for at least 15 minutes. If there is inflammation, consult
a physician and follow the instructions.

・

If it has contacted the skin, wash immediately with soap

and water. Soiled clothing should be removed and
laundered thoroughly before re-use. If there is
inflammation, consult a physician and follow the
instructions.

Chip stopper

(attached to the unit side for

QA-6500 only)

Blade

(supplied as a standard item)

0.5-0.8mm

Retract the blade

Hexagon socket

head cap screw

Blade

Blade base

0.5-0.8mm