Craftex CX706 User manual

TABLE OF CONTENTS
General Safety Instructions for Machines ............................................................................................ 2
CX706 Specific Safety Instructions...................................................................................................... 3
Features............................................................................................................................................... 4
Tool Box Contents ............................................................................................................................... 5
Unpacking and Cleanup....................................................................................................................... 6
GENERAL DESCRIPTION.................................................................................................................. 7
Lathe Bed............................................................................................................................................. 7
Headstock............................................................................................................................................ 7
Gearbox............................................................................................................................................... 7
Carriage............................................................................................................................................... 7
Apron ................................................................................................................................................... 8
Leadscrew............................................................................................................................................ 8
Tailstock............................................................................................................................................... 8
CONTROLS......................................................................................................................................... 9
Emergency Stop ON/OFF Button......................................................................................................... 9
Change-Over Switch............................................................................................................................ 9
Variable Speed Control Switch ............................................................................................................ 9
Feed Direction Control Switch.............................................................................................................. 9
Feed Direction Selector ....................................................................................................................... 9
Feed Rate Selector.............................................................................................................................. 9
Compound Rest Lock .......................................................................................................................... 9
Compound Slide Lock.......................................................................................................................... 9
Cross Slide Lock.................................................................................................................................. 9
Carriage Lock.......................................................................................................................................10
Longitudinal Travel...............................................................................................................................10
Half Nut Engage Lever.........................................................................................................................10
Cross Travel Handwheel......................................................................................................................10
Compound Rest Travel Lever..............................................................................................................10
Tool Post Clamping Lever....................................................................................................................10
Cross/Longitudinal Power Feed Lever.................................................................................................10
Tailstock Clamping Handle ..................................................................................................................10
Tailstock Quill Clamping Lever.............................................................................................................10
Tailstock Quill Travel Handwheel.........................................................................................................10
Tailstock Off-set Adjustment................................................................................................................10
OPERATIONS.....................................................................................................................................11
Chuck Replacement.............................................................................................................................11
Tool Setup............................................................................................................................................11
Changing to High/Low Speed ..............................................................................................................11
Belt Adjustment....................................................................................................................................11
Manual Turning....................................................................................................................................12

Longitudinal Turning with Auto-Feed ...................................................................................................12
Change Gears Replacement................................................................................................................12
Threading and Feeding Table for Lathe...............................................................................................13
Straight Turning ...................................................................................................................................14
Facing and Recesses ..........................................................................................................................14
Turning Between Centers ....................................................................................................................14
Taper Turning Using Tailstock Offset...................................................................................................14
Taper Turning by Setting the Top Slide ...............................................................................................15
Thread Cutting.....................................................................................................................................15
LATHE ACCESSORIES......................................................................................................................16
Three Jaw Universal Lathe Chuck .......................................................................................................16
Four Jaw Independent Lathe Chuck ....................................................................................................16
Drill Chuck (Optional)...........................................................................................................................16
Morse Taper Arbor (Optional)..............................................................................................................16
Live Center (Optional)..........................................................................................................................16
Steady Rest .........................................................................................................................................17
Follow Rest..........................................................................................................................................17
ADJUSTMENTS..................................................................................................................................18
Main Spindle Bearings.........................................................................................................................18
Adjustment of Cross Slide....................................................................................................................18
Adjustment of Top Slide.......................................................................................................................18
Adjustment of Half Nut Guide...............................................................................................................18
LUBRICATION....................................................................................................................................19
Gearbox...............................................................................................................................................19
Change Gear .......................................................................................................................................19
Carriage...............................................................................................................................................19
Top Slide..............................................................................................................................................19
Cross Slide...........................................................................................................................................19
Apron ...................................................................................................................................................19
Leadscrew............................................................................................................................................20
Tailstock...............................................................................................................................................20
ELECTRICAL DIAGRAM....................................................................................................................20
MAINTENANCE ..................................................................................................................................21
TROUBLESHOOTING ........................................................................................................................22
PARTS DIAGRAM AND LIST.............................................................................................................23
Headstock Assembly ...........................................................................................................................23
Gearbox Assembly...............................................................................................................................25
Carriage, Tool Post & Cross Slide Assembly.......................................................................................27
Apron Assembly...................................................................................................................................30
Tailstock & Bed Assembly....................................................................................................................33
Electrical Box Assembly.......................................................................................................................36
Quadrant Assembly .............................................................................................................................38
WARRANTY........................................................................................................................................40

2


*(1(5$/'(6&5,37,21
/DWKH%HG )LJ
7KHODWKHEHGLVPDGHRIKLJKJUDGHLURQ%\FRPELQLQJ
KLJKFKHHNVZLWKVWURQJFURVVULEVDEeGRIORZYLEUDWLRQ
DQGULJLGLW\LVSURGXFHG,WLQWHJUDWHVWKHKHDGVWRFNDQG
GULYHXQLWIRUDWWDFKLQJWKHFDUULDJHDQGOHDGVFUHZ7KH
WZRSUHFLVLRQJURXQG9±VLGHZD\VUHHQIRUFHGE\KHDW
KDUGHQLQJ DQG JULQGLQJare aFFXUDWH JXLGH IRU WKH
FDUULDJHDQGWDLOVWRFN7KHPDLQPRWRULVPRXQWHGWRWKH
UHDURIWKHOHIWVLGHRIWKHEHG
+HDGVWRFN )LJ
7KHKHDGVWRFNLVFDVWIURPKLJKJUDGHORZYLEUDWLRQFDVW
LURQ ,W LV EROWHG WR WKH EHG ZLWK IRXU VFUHZV 7KH
KHDGVWRFN KRXVHV WKH PDLQ VSLQGOH ZLWK WZR SUHFLVLRQ
WDSHUUROOHUEHDULQJVDQGWKHGULYHXQLW 
7KHPDLQVSLQGOHWUDQVPLWVWKHWRUTXHGXULQJWKHWXUQLQJ
SURFHVV ,W DOVR KROGV WKH ZRUNSLHFHV DQG FODPSLQJ
GHYLFHVHJMDZFKXFN
*HDU%R[)LJ
7KHJHDUER[LVPDGHIURPKLJKTXDOLW\FDVWLURQDQGLV
PRXQWHGRQ WKHOHIWVLGHRI WKHPDFKLQH EHG ,Wis WR
VHOHFWWKHIHHGVIRUVWUDLJKWWXUQLQJDVZHOODVIRUWKUHDG
FXWWLQJ ,Q RUGHU WR DFKLHYH FHUWDLQ WKUHDG SLWFKHV LW LV
QHFHVVDU\ reconfigure according to the gear chart.
7KHWRUTXHRIWKHZRUNVSLQGOHLVWUDQVPLWWHGWRWKHIHHG
JHDUDQGWKXVWRWKHOHDGVFUHZ
&DUULDJH )LJ
7KH FDUULDJH LV PDGH IURP KLJK TXDOLW\ FDVW LURQ 7KH
VOLGHSDUWVDUHVPRRWKO\JURXQG7KH\ILWWKH9RQWKHEHG
ZLWKRXW SOD\ 7KH ORZHU VOLGLQJ SDUWV FDQ EH HDVLO\ DQG
VLPSO\ DGMXVWHG 7KH FURVV VOLGH LV PRXQWHG RQ WKH
FDUULDJH DQG PRYHV RQ D GRYH WDLOHG VOLGH 3OD\ LQ WKH
FURVVVOLGHis eliminated by WKHJLEV
0RYH WKH FURVV VOLGH ZLWK LWV FRQYHQLHQWO\ SRVLWLRQHG
KDQGZKHHO 7KHUH LV D JUDGXDWHG FROODU RQ WKH
KDQGZKHHO 
7KHWRSVOLGHPRXQWHGRQWKHFURVVVOLGHFDQEHURWDWHG
 7KH WRS VOLGH DQG WKH FURVV VOLGH WUDYHO Ls GRYH
-WDLO VOLGHV DQG KDYH JLEV DGMXVWDEOH QXWV DQG
JUDGXDWHGFROODUV
$IRXUZD\WRROSRVWLVILWWHGRQWKHWRSVOLGHDQGDOORZV
IRXU WRROV WR EH FODPSHG /RRVHQ WKH FHQWHU FODPS
KDQGOHWRURWDWHDQ\RIWKHIRXUWRROVLQWRSRVLWLRQ
  )LJ
  )LJ
  )LJ
  )LJ


$SURQ)LJ
7KHDSURQLVPRXQWHGRQWKHEHG,WKRXVHVWKHKDOIQXW
ZLWKDQHQJDJLQJOHYHUIRUDFWLYDWLQJWKHDXWRPDWLFIHHG
7KHKDOIQXWJLEVFDQEHDGMXVWHGIURPWKHRXWVLGH
$ UDFN PRXQWHG RQ WKH EHG DQG D SLQLRQ RSHUDWHG E\the
KDQGZKHHO RQ WKH FDUULDJH DOORZ IRU TXLFN WUDYHO RI WKH
DSURQ 
/HDGVFUHZ)LJ
7KH OHDGVFUHZ LVPRXQWHG RQ WKH IURQW RI WKHPDFKLQH
EHG ,W LV FRQQHFWHG WR WKH JHDU ER[ DW WKH OHIW IRU
DXWRPDWLF IHHG DQG LV VXSSRUWHG E\ EHDULQJs RQ ERWK
HQGV 7KH WZR JURRYHdQXWV$ )LJ  RQ WKH ULJKW HQGDUH
GHVLJQHGWRWDNHXSSOD\RQWKHOHDGVFUHZ
7DLOVWRFN )LJ
7KHWDLOVWRFNVOLGHVRQD9-ZD\DQGFDQEHsecuredDW
DQ\ORFDWLRQ7KHWDLOVWRFNKDVDKHDY\GXW\VSLQGOHZLWK
D0RUVHWDSHU1RVRFNHWDQGDJUDGXDWHGVFDOH7KH
VSLQGOHFDQEHsecuredDWDQ\ORFDWLRQZLWKDFODPSLQJ
OHYHU7KHVSLQGOHLVPRYHGZLWKDKDQGZKHHODWWKHHQG
RIWKHWDLOVWRFN 
127(
)LWWKHVHFXULQJVFUHZ%)LJDWWKHHQGRIWKHODWKH
EH LQ RUGHU WR SUHYHQW WKH WDLOVWRFN IURP IDOOLQJ RII WKH
ODWKHEHG
 )LJ
)LJ
)LJ
)LJ
$
%