YGS Small Hole Drilling EDM Machine ::: Maintenancee).pdf · ::: YGS Small Hole Drilling EDM...

MaintenanceReplacement of Filter

YOUGAR M&T INC. ::: YGS Small Hole Drilling EDM Machine :::

A

B

<Caution> When you release or fasten the coupling, you have to put on the protection gloves.

① R l th li (‘A’)

CDpicture 4-11

① Release the coupling(‘A’)

② As you push the “B” section in the direction of the arrow, push the valve in the

direction of “C”. Then the two parts will be separated each other

③ Release the socket on the filter by turning it in the direction of “D”

④ Replace the filter④ ep ace e e

picture 4-12

⑤ Assemble the coupling socket by turning it in the direction of clockwise.

⑥ Put the filter into the water tank

⑦ Fasten the coupling finally.

picture 4-13

<Caution> Turn off the main power before filter replacement.

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MaintenanceReplacement of Ion resin


① Turn off the system and main power

② Release the ion resin tank by turning it

in the direction of “A:

③ E t th d i i③ Empty the used ion resin.

④ Fill in the new ion resin up to the “MAX”

line(2/3).

⑤ Fasten the ion resin tank by turning it

in the direction of “B:MAXMAX in the direction of B:

※ Replacement cycle

For long time, if the ion value is

maintained or goes over 100, then you

have to replace it.B A

<Caution> O ring

picture 4-14

<Caution>

※ After replacement please clean the area near O ring” before fastening

picture 4-15

※ After replacement, please clean the area near O ring before fastening.

※ Take care of “O ring” not to lose it during replacement.

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Maintenance(With Out AEC)

Head module(Rubber O ring replacement) -1


그림 4-26

① Take off the cover of head module

picture 4-26

② Remove the spindle motor

( C ti R th t )

3ea

( ※ Caution : Remove the connector)

4ea

remove connector

picture 4-27

3) Remove the Discharge Cable3 4) Remove the high-pressure (carbide) nozzle

※ Caution : high-pressure (carbide) nozzle.

3

picture 4-28

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Head module (Replace “spanner” with “open end wrench”)


⑤ Loosen with an open end wrench the 17mmlower bolts and the 22mm upper bolts.

⑥ Release shaft fixing bolts .

picture 4-29

Spanner (22mm)

Spanner (17mm)

picture 4-30

⑦ After releasing the bolts,

insert high pressure nozzle.

(17mm)

Blow air inside

⑧ Blow the air into upper of shaft spindle.

(Slightly hand the high-pressure nozzle part.)

picture 4-31www.yougar.com





tremove connector

Picture 4-26


※ Caution : Remove the connector)Caution : Remove the connector)

Remove Carbon Brush

picture 4-28

picture 4-27

③ Remove the Discharge Cable

④ Release four (4ea) bolts of DC Motor.

⑤ Remove the DC Motor.

Release bolts (3ea)

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⑥ Release Fixing Bolt (4ea)

Release fixing bolt (4ea)

그림 4-26⑦ Remove the high-pressure

(carbide) nozzle


⑧ Make a-half of revolution by L – wrench ⑧ y

(4mm) for loosen 3 ea of fixing bolts Release bolts (3ea)

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⑨ Release shaft fixing bolts .

A

picture 4-29

⑩ After releasing the bolts, insert high pressure

nozzle.

picture 4-32

⑪ Blow the air into upper of shaft spindle.

(Slightly hand the high-pressure nozzle part.)

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⑨ Separate the neuron bearing and O ring as shown in picture to the left and replace the O ring.

⑩ <Caution> When exchanging O rings andbearings, lubricate them with grease.

< reference > A. Neuron bearing is not replaceable part.

(It can be used again).

B. Assembly in reverse order. . sse b y e e se o de . ※ Please do not use excessive force.

picture 4-32

Ceramic washer O ring : P3(2T)

O ring : P7(2T)

B i N 6002

O ring P3 : inner diameter 3Ø 2T

O ring P7 : inner diameter 7Ø 2T

Bearing No. 6002

Angular bearingNo. 6002

Bearing No 6804<reference>

Put the P3 O ring inside of P7 O ring.picture 4-33

Bearing No. 6804

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Head module (Spindle Bearing Replacement) -1


그림 4-26


picture 4-26


( C ti R th t )

3ea

( ※ Caution : Remove the connector)

4ea

remove connector

picture 4-27

③ Remove the Discharge Cable3

④ Remove the high-pressure (carbide) nozzle


3

picture 4-28

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⑤ Loosen with an open end wrench the 17mm lower bolts and the 22mm upper bolts.

⑥ Release shaft fixing bolts . (Picture 4-38 Release 4 bolts) Spanner

picture 4-37

(Picture 4 38 Release 4 bolts) Spanner (22mm)

Remove the gear parts.

Spanner (17mm)

A

picture 4-38

⑦ Remove the gear and timing belt together.

(17mm)

⑧ Release four (4ea) bolts of gear box

Release bolts (4ea)

⑩ Remove the cooper plate (A) with in

the left parts of spindle.

⑪ Remove the carbon brush (B).

B

( )

picture 4-39

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⑫ Remove the bearing housing bolts (4ea)

Remove bolts (4ea)

⑬ Separate the bearing housing at the bottom of the spindle.

(picture 4-40)

Remove bearing picture 4-41

picture 4-40

Remove bearing housing

⑭ Replace the bearing in housingWhen changing bearing, be sure to lubricate

picture 4 41

it with grease (Picture 4-41)

⑮ Raise the spindle shaft and separate

bearing 6804

⑮ Raise the spindle shaft and separate

from bearing housing. (Picture 4-42)

Upper bearing 1 required - No. 6002

Lower Angular bearing 2 required - No.

7002

* When replacing angular bearings, be

aware of bearing direction. picture 4-42

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