OPTIMUM
MASCHINEN - GERMANY
Rebuilding instruction
Version 1.3.3
Add-on kit CNC lathe
D240/D280
© 2007
GB
30 / 11 / 2007 Page 1 Add-on kit D240/D280 ; Version 1.3.3
Keep for future reference!
OPTIMUM
MASCHINEN - GERMANY
Inhaltsverzeichnis
1 Packing list D240/ D280; D240 Vario/ D280 Vario
2 Packing list CNC special rebuilding kit, Z-axis D240/D280
3 Safety warnings (warning notes)
3.1 Classification of hazards......................................................................................................... 7
3.1.1 Glossary of symbols ....................................................................................................7
3.2 Proper use .............................................................................................................................. 8
3.3 Required auxiliary material......................................................................................................8
4 Assembly
4.1 Assembly X-axis...................................................................................................................... 9
4.2 Assembly Z axis.................................................................................................................... 24
5 Wiring of step motors on the machine
5.1 Assembly X- / Z-axis............................................................................................................. 33
5.2 Wiring X- / Y- / Z-axis............................................... ... ..................................... ... ..................33
6 Mounting examples reference switch D240 and D280
7 Appendix
7.1 Copyright............................................................................................................................... 38
7.2 Terminology/Glossary...........................................................................................................38
7.3 Warranty................................................................................................................................ 39
7.4 Disposal................................................................................................................................39
7.5 Product follow-up .................................................................................................................. 40
© 2007
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30 / 11 / 2007Page 2 Add-on kit D240/D280 ; Version 1.3.3
Packing list D240/ D280; D240 Vario/ D280 Vario
OPTIMUM
MASCHINEN - GERMANY
1 Packing list D240/ D280; D240 Vario/ D280 Vario
Maschinemodell
Machine type
Artikelnummer Komplettpaket
Item No complete package
Netto Gewicht
Net Weight
Brutto Gewicht
Gross Weight
Abmessung (Lx B x H)
Dimensions (L x W x H)
CNC - D240/ D280
357 0240
5,5 kg
6 kg
280 x 220 x 145 mm
Nr.NoBezeichnung
Description
Zahnriemenscheibe für Spindel Z-Achse
Toothed belt disk for shaft Z axis
1
Zahnriemenscheibe für Spindel Z-Achse
Toothed belt disk for shaft Z axis
Zahnriemenscheibe für Motor Z-Achse
2
Toothed belt disk for motor Z axis
Gehäuse für Z-Achse
3
Housing for Z axis
Schrittmotor für Z-Achse
4
Step motor Z axis
Artikelnummer
Item No
359 0221
359 02214
359 0223 CNC-03
359 0225 CNC-06 1
357 3307 CNC-11
Teile Nr.
Part No
D 240
CNC-01
D 280
CNC-01
Grösse
Size
40 Zähne,
HTD-40-3M-15
(40 teeth)
40 Zähne,
HTD-40-3M-15
(40 teeth)
26 Zähne,
HTD-26-3M-15F
(26 teeth)
34H280-01A
4,2 NM
6 A
40 V
Abbildung
Illustration
Stck.
Qty.
1
1
1
1
Abdeckplatte Antrieb Z-Achse
5
Cover plate drive Z axis 0 357 0240 08 CNC-08 1
Zahnriemen für Z-Achse
6
Gear belt for Z axis
3590210 CNC-09
3M-15
225 Zähne
(225 teeths)
© 2007
GB
30 / 11 / 2007 Page 3Packing list D240/ D280; D240 Vario/ D280 Vario Add-on kit D240/D280 ; Version 1.3.3
1
OPTIMUM
MASCHINEN - GERMANY
Packing list D240/ D280; D240 Vario/ D280 Vario
Nr.NoBezeichnung
Description
7
Wellendichtring
Rotary shaft seal
Zahnriemenscheibe für Spindel X-Achse
8
Toothed belt disk for shaft X axis
Gehäuse für X-Achse
9
Housing for X axis
Abdeckplatte Antrieb X-Achse
10
Cover plate drive X axis
Artikelnummer
Item No
0 357 0240 10 24x40x7 1
359 0208 CNC-04
359 0224 CNC-05 1
0 357 0240 07 CNC-07 1
Teile Nr.
Part No
Grösse
Size
18 Zähne,
HTD-18-3M-9F
(18 teeth)
Abbildung
Illustration
Stck.
Qty.
1
Spindelverlängerung 1 X-Achse
11
Spindle extension 1, X-axis
Lager für X-Achse
12
Bearing for x axis
Zahnriemenscheibe für Motor X-Achse
13
Toothed belt disk for motor X axis
Zahnriemen für X-Achse
14
Gear belt for X axis
Schrittmotor für X-Achse
15
Step motor X axis
359 0222 CNC-02 1
0 357 0240 11 626-2RS 1
359 0208
359 0228 CNC-10
357 3304 CNC-12
BF 20
CNC-08
18 Zähne,
HTD-18-3M-9
(18 teeth)
3M-9
210 Zähne
(210 teeth)
23H280-01EA
2,2 NM
3 A
40 V
1
1
1
Spindelverlängerung 2 X-Achse
16
Spindle extension 2, X-axis
0 357 0210 13 CNC-13 1
© 2007
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30 / 11 / 2007Page 4 Packing list D240/ D280; D240 Vario/ D280 Vario Add-on kit D240/D280 ; Version 1.3.3
Packing list D240/ D280; D240 Vario/ D280 Vario
OPTIMUM
MASCHINEN - GERMANY
Nr.NoBezeichnung
Description
Schraube
17
Screw
Schraube
18
Screw
Schraube
19
Screw
Schraube
20
Screw
Schraube
21
Screw
Schraube
22
Screw
Sechskantmutter
23
Hex. Nut
Kabel geschirmt
24
Cable wire protected
Prüfer:
Verified by:
Artikelnummer
Item No
359 0212
Teile Nr.
Part No
GB/T 79 M3 x 5 1
GB/T 70 M3 x 6 2
GB/T 79 M4 x 5 1
GB/T 70 M5 x 12 4
GB/T 70 M5 x 20 4
GB/T 70 M6 x 15 4
Datum:
Grösse
Size
M8 x 1 1
4-conductor x
0,75mm
Abbildung
Illustration
2
Date:
Stck.
Qty.
7m
© 2007
GB
30 / 11 / 2007 Page 5Packing list D240/ D280; D240 Vario/ D280 Vario Add-on kit D240/D280 ; Version 1.3.3
OPTIMUM
Packing list CNC special rebuilding kit, Z-axis D240/D280
MASCHINEN - GERMANY
2 Packing list CNC special rebuilding kit, Z-axis D240/D280
Maschinemodell
Machine type
Artikelnummer Komplettpaket
Item No complete package
Netto Gewicht
Net Weight
Brutto Gewicht
Gross Weight
Abmessung (Lx B x H)
Dimensions (L x W x H)
Nr.NoBezeichnung
Description
Zahnriemenscheibe für Spindel Z-Achse
1
Toothed belt disk for shaft Z-Axis
Spindelverlängerung für Z-Achse
2
Spindel extension, Z-Axis
Mutter
3
Nut
CNC - D 240/D280
357 0241
0,3 kg
0,5 kg
140 x 90 x 80 mm
Artikelnummer
Item No
035702411 CNC-14
035702412 CNC-15 1
Teile Nr.
Part No
DIN EN
28675
Grösse
Size
40 Zähne,
HTD-40-3M-15
(40 teeth)
M8 x 1 1
Abbildung
Illustration
Stck.
Qty.
1
Prüfer:
Verified by:
Datum:
Date:
© 2007
GB
30 / 11 / 2007Page 6 Packing list CNC special rebuilding kit, Z-axis D240/D280 Anbausatz D240/D280 ; Version 1.3.3
Safety warnings (warning notes)
3 Safety warnings (warning notes)
3.1 Classification of hazards
We classify the safety warnings into various levels. The table below gives an overview of the
classification of symbols (pictograms) and warnings for the specific danger and its (possible)
consequences.
OPTIMUM
MASCHINEN - GERMANY
Pictogram
In the case of specific dangers, we replace the pictogram by
Alarm expres-
sion
DANGER!
WARNING!
CAUTION!
ATTENTION!
INFORMATION
Definition/Consequences
Imminent danger that will cause serious injury or death to
personnel.
Risk: A danger that might cause serious injury or death to
personnel.
Danger or unsafe procedure that might cause injury to
personnel or damage to property.
Situation that could cause damage to the machine and
product and other types of damage.
No risk of injury to personnel.
Application tips and other important or useful information
and notes.
No dangerous or harmful consequences for personnel or
objects.
General danger
with a warning ofinjuries to
hands,
hazardous
electrical voltage,
3.1.1 Glossary of symbols
£ calls on you to act
gives additional indications
enumerations
© 2007
GB
30 / 11 / 2007 Page 7Safety warnings (warning notes) Add-on kit D240/D280 ; Version 1.3.3
or
rotating parts.
OPTIMUM
MASCHINEN - GERMANY
3.2 Proper use
WARNING!
In the event of improper use of the add-on pieces
• will endanger personnel,
• will endanger the machine and other material property of the operator,
• may affect proper operation of the machine.
The add-on pieces as conversion kit are provided for the computer-aided - CNC, Computerised
Numerical Control - milling operations of your machine.
The drive of the step motors may also be performed manually with a control unit (potentiometer).
Safety warnings (warning notes)
Improper
use!
The milling machine with the adapter kit must only be placed and operated in dry and ventilated
rooms.
The handwheels need to be disassembled.
If the adapter kit is used in any way other than described above, modified without the authorisa-
tion of Optimum Maschinen Germany GmbH or operated with different process data, then it is
being used improperly.
We do not take any liability for damages caused by improper use.
We would like to stress that any modifications to the construction, or technical or technological
modifications that have not been authorised by Optimum Maschinen Germany GmbH will also
render the guarantee null and void.
3.3 Required auxiliary material
• Means of shaft lock-down device "Loctite 601, join the shaft"
• The designation of parts in the assembly description corresponds to the numbering of the
packing list.
• In order to degrease the shaft, a cleaner for brakes or a corresponding cleaning agent is
required.
• A tenacious grease e.g. Mobilux 2 or a corresponding lubrication grease serves to grease the
bearings.
• Lubricating oil for threading.
• Required tools: reamers 6 H7; twist drill 5mm, 5,8mm and 6,5mm;
• Countersink; plastic tip hammer; prick punch and scriber;
• A set of Allan keys; fork wrench; screw driver;
• Tongs and stripping tongs; cutter; screw tap M6;
• Manual drilling machine; shifting square; box wrench 13mm; chipping spanner
• Soldering iron; small chisel ; abrasive cloth; metal cutting saw
© 2007
GB
30 / 11 / 2007Page 8 Safety warnings (warning notes) Add-on kit D240/D280 ; Version 1.3.3
Assembly
4 Assembly
CNC conversion kit MK D 24 PD / MK D 28 PD
4.1 Assembly X-axis
WARNING!
Before starting the work disconnect the machine from electrical power supply, only plug
it in upon expressive order if the rebuilding measures have not been termina ted.
£ Open the chuck protection of the
lathe chuck.
OPTIMUM
MASCHINEN - GERMANY
£ Unscrew the safety screw of the
lathe chuck protection.
£ Draw the lathe chuck protection off
the fixture.
Lathe chuck protec-
tion
Illustr.: 4-1: Lathe chuck protection
Safety screw
Illustr.: 4-2: Unscrew lathe chuck protection
Safety screw
Fixture lathe chuck
protection
© 2007
GB
30 / 11 / 2007 Page 9Assembly Add-on kit D240/D280 ; Version 1.3.3
Illustr.: 4-3: Fixture lathe chuck protection
OPTIMUM
MASCHINEN - GERMANY
£ Unscrew the 3 fastening screws of
the splashboard on the headstock.
£ Unscrew the 2 fastening screws of
the splashboard of the engine bed.
£ Remove the splashboard of the
lathe in order to easily excess all
parts of the lathe.
Upper fastening
screws
Lower fastening
screws
Illustr.: 4-4: Fixture headstock
Engine bed
Assembly
CAUTION!
Danger by crushing.
The slide is very heavy!
£ Crank the compound slide with the
handwheel to the back.
£ Draw the compound slide backward
out of the guiding device.
Fastening screws
Illustr.: 4-5: Fixture engine bed
Compound slide
Illustr.: 4-6: Remove compound slide
© 2007
GB
30 / 11 / 2007Page 10 Assembly Add-on kit D240/D280 ; Version 1.3.3
Assembly
OPTIMUM
MASCHINEN - GERMANY
£ Measure the distance from the edge
of the spindle to the edge of the
lathe slide.
£ The measured distance of +42mm is
the total length of the shaft extension (part 11).
£ Measure the calculated length from the thread of the shaft elongation and cut the part into
lengths with the saw. Please also cut off the corresponding sleeve with the same length as
you have cut off the elongation and glue it onto the elongation with the shaft retention agent.
£ Unscrew the fastening screw of the
handwheel on the compound slide.
Edge spindle
Edge lathe slide
Illustr.: 4-7: Measure spindle distance
Handwheel com-
pound slide
£ Remove the handwheel of the com-
pound slide to the back off the spindle.
Unscrew the screw of
the handwheel
Illustr.: 4-8: Remove the screw of the handwheel
Pull off the hand-
wheel
Illustr.: 4-9: Remove handwheel
© 2007
GB
30 / 11 / 2007 Page 11Assembly Add-on kit D240/D280 ; Version 1.3.3
OPTIMUM
MASCHINEN - GERMANY
£ Pull off the feather key from the
spindle with tongs.
£ Pull off the first bearing of the spin-
dle completely.
Assembly
Tongs
Feather keys
Illustr.: 4-10: Remove the feather key
£ Unscrew the 3 fastening screws of
the graduated collar.
£ Pull off the graduated collar fro m the
spindle.
Spindle compound
Fastening screw
Graduated collar of
slide
1st bearing
Illustr.: 4-11: 1st bearing of the spindle
the X axis
Illustr.: 4-12: Pillow block X axis
© 2007
GB
30 / 11 / 2007Page 12 Assembly Add-on kit D240/D280 ; Version 1.3.3
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