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KENT USA KLS-1860G Operation Manual

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KLS-1860G
Manual Economy Lathe
Operation Manual
www.kentusa.com | 1.800.KENT.USA
Since 1979

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  • Page 2 Caution B e su re to read this manual before operating the machine. ( 1) Do not operate without wearing safety shoes and safety glasses. ( 2) Keep hands out of moving parts of this machine. ( 3) Disconnect power before servicing. ( 4) B e sure the key is removed from the chuck and the workpiece is completely gripped before rotating the spindle.
  • Page 3 Preface This manual contains concise information on the transpmtation, installation, set up, operation, maintenance and troubleshooti ng of your machine. Prior to installation and operation, carefully read . this manual so as to be familiar with this machine. 1) All standar d shop/machi ne operating safety procedures must be observed when the mach ine is in opera tion.

  • Page 6: Main Features

    KLS Series Horizontal Lathe Operation Manual KLS-1840G KLS-1860 KLS-1840A Items KLS-1640A KLS-1840GD KLS-1640GD KLS/B 32 kinds 4�56D.P 50 kinds Diametral pitch threads 44 kinds 0. 4,_,7M. P 34 kinds Module pitch threads Diameter of tailstock quill mm <P 55 (2 1 /16) <P 75 (2 15 Travel distance of tailstock quill mm...
  • Page 7 KLS Series Horizontal Lathe Operation Manual da ma ge caused by simultaneous engagement. (12) Su per-heavy type tailstock quill has taper shank drive and drift slot. ( 1 3) Electromagnetic con tactor and over-lo�d relay in the electrical niche, which can prevent ·...
  • Page 8 KLS Series Horizontal Lathe Operation Manual I nstallation H an dl in g 2. 1 Cau tion: When handling, observe symbols painted on crate for "safe lifting" either by sling or fork. When crate has been removed , t he machine can be handled either on or off the skid. Lifting (1) Use two steel bars 35mm (1 3"/8) diameter, 76 0mm (30") ( minimum) long.
  • Page 9 KLS Series Horizontal Lathe Operation Manual ..Ir-. 1000 1500 �� � ...,. 1805 2055 2555 ,-+1+�8_2 _ -fl 1080 1830 1330 -tj< <.O ''" ' 410 410 (For KLS) 1500 2000 � 2870 3370 1425 1925 (For KLS) Fig.2 Installation Foundation Cleaning This machine is protected with a special anti-rust agent.

  • Page 10: Level Adjustment

    KLS Series Ho:rizmdal Lathe Opemtim1 l'Vfanuai Level adjustment Once the machine is located on the foundation bolts, a precision level should be used alt ernat e l y on the cross slide and guide ways of the lathe as illustrated (Fig.3). Minute adjustments of a dju sti ng bolts should be made until the machine is accurately leveled.
  • Page 11 KLS Sedes Horizontal Lathe Operation Manual Coo Ung syst e1n Tu e coolant of the machine is stored in the ri ght section of the machine base. Providing coolant by the e l ectrical pump, the flow of coolant is controlled by ball valve mounted on the coolant pipe.

  • Page 12: Lubrication Check

    4 L u b r ica tion system 4. 1 Lubrication check Lubrication Qty . Method Remarks Frequency recommended locati o n _____,.- Fill: Remove end cover and take off First chan ge: after the oil inlet plug, fill to oil sight 6 liters Shell approx 200 hours.

  • Page 14: Operation

    KLS Seiries Horfa(mfal Lathe Operation. Ma:mmi 5 Operation Symbols of operation Metric threads Spindle jog --1 1 - Power supply Green: ON Inch threads Red: OFF Green Signal lamp Module pitch threads Coolant Diametric pitch Green: ON threads Ill\ Red: Off Green Longitudinal feeds.
  • Page 15 KLS Series Horlzonta! Lathe Operntion lVI:u: m ali Right hand thread and longitudinal feeding toward the headstock side Left hand thread and longitudinal feeding tow ard the tailstock side Auto feeding per revolution in Metric Auto feeding per revolution in Inch Lube pump: manual (For KLS) Cone clutch: adjust clockwise...
  • Page 19 KLS Series Horizontal Lathe Operation Manual eadstock Housing: This heavy rigid casting is precision-bored to provide the most accurate solid support for the . fully hardened and precision ground spindle, gears and all kinds of shafts. The full range of spindle speeds are obtained through change gears.
  • Page 20 KLS Series Horizontal Lathe Operation Manual recheck the bearing adjustment and correct if necessary. Do not allow the bearing to overheat! Note: proper adjustment, spindle float should exceed 0.00Smm(0.0002" )-O.OOSmm(0.0003 "). Fig.6 Spindle Adjustment Diagram Note: (a) for kls-1 � 40A series lathe only; Cb) for kls-l � 40GD series lathe only. Operation: (refer to Fig.5) Caution: DO NOT SHIFT GEARS WHILE SPINDLE IS TURNING! To assist shifting, rotate spindle by hand.
  • Page 21 lever (2) and 4 - step gear shifting lever (1) as indicated on the speed chrut; or perform it by positioning the motor speed selection lever (35), the spindle speed HJL gear shifting lever (2) 4-step gear shifting lever (1) as indicated on the speed chart, for KLS- 640A(double-speed motor) lathe.

  • Page 22: Quick Change Gear Box

    KLS Series fforfaontal Lathe Operation Manual tor) '. 2 ), lrt. Fig. 7 Attachment Connection Adjustment (re fe r to Fig.8) n g ) Remove lock screw B (Fig.8). Turn the stud A one full tum, in or out as required. Re-fit and tighten lock screw B.
  • Page 23 KLS Series Horizontal Lathe Operation Manual levers. Caution: DO NOT SHIFT QUICK GEA RS AT SPEEDS ABOVE 325R/MIN. Operation (refer to Fig.5): ( 1) Feed: a) Set desired feed rate. (refer to the feed chart) b) With spindle running at desired speed; engage lever (7) on apron. The distance the saddle travels during one revolution of the spindle is called feed and will be established as above.
  • Page 24 --- - - ----- ----- -----"- ----- ----- ----- T h.re a d and feed chart ·,41 T Le ad scr ew �41 4 TPI �4 1 , LEVER l be ICRY ICSY 11 1/2 ICTY ---4 5 1/2 5 3/4 6 1/2 IlCSY 4 1/2...
  • Page 25 KLS Series Horizontal Lathe Operation Manual Leadscrew (64T)80�T 35T(28T) P=6mm � (55T) 54 T · LE V ER ICRY ICSY --4 J- 11 1/2 ICTY 5 1/2 5 3/4 IICSY 4 1/2 6 1/2 ( V ) 2 1/4 2 1/2 2 3/4 2 7/8 3 1/2...
  • Page 26 KLS Series Horizontal Lathe Operation Manual �11T Leadscrew 4TPI LEVER ICRY ICSY --t I- T / l 11 1/2 ICTY 3· 5 1/2 6 1/2 4 1/2 5 3/4 IICSY 2 1/2 2 3/4 2 7/8 3 1/4 3 1/2 2 1/4 IICTY 0.45...
  • Page 27 KLS Series Horizontal Lathe c£ Longitud inal lead screw P=6mrn Cross feed rod P=4mrn ( VV} LEVER tl\l IIAER IIAFR 711. IIBFR 12· 13 1/2 9 1/2 11 1/2 IAFR 5 1/2 5 3/4 6 1/2 6 3/4 4 1/2 4 3/4 IBFR IICFU...
  • Page 28 KLS Series Horizontal Lathe Operation Manual Lo ng itu dinal lead screw 4TPI Cr os s fe ed rod lOTPI (VY) LEVER IIAER IIAFR IIBFR T/1� 11 1/2 13 1/2 IAFR 9 1/2 IBFR 5 1/2 5 3/4 6 1/2 6 3/4 4 1/2 4 3/4...
  • Page 30 Operation Manual Clutch Adjuatins screw Fig. 10 Safety Clutch Adjustme nt 5.8 Apron The apron (left handwheel and right handwheel) controls the automatic feeding and threading with a positive interlock between the two functions to prevent simultaneous engagement. The oil reservoir supplies oil to all of its moving parts and a "one shot"...
  • Page 32 KLS Series Horizontal Lathe Operation Manual INDICATOR TABLE l 4 ) 0 Ml INDICATOR TABLE )\\\1 i.11 � NvV'lvV\ 0.25 2. 75 6. 5 3.·25 3. 5 1. 75 0.35 1. 5 1. 5 0. 75 4. 5 0.45 1. 5 1.
  • Page 34 KLS Series-Horizontal Lathe Operation Manual Ca utio n: BEFORE ENG AGING POWER FEED, BE SURE THAT CROSS SLIDE :ad. LOCKING SCREW (31) HAS BEEN RELEASED. O perati on : Man ual : Place feed axis selector (19) in Neutral (the second line) position. ( 1) ( 2) Turn cross slide handle (34) in desired direction.
  • Page 36 KLS Series Horizontal Lathe Operation Manual ( 1) Don't use excessive pressure on a center point. (2) Don't use taper shan k tools or centers that are scored or damaged. s. 12 H al f-n ut The half-nut is exactly what the term implies" a nut in two pieces" (lengthwise). The two half nut pieces are mounted in the apron in such a way that they can be mechanically s e pa rat ed or brought around the leadsc rew threads (disengaged/ engaged).
  • Page 37 KLS Series .Hm:izrnntal Lathe Opemtfon fvfam. m ? ( 6) Observe actual half-nut engagement with the leadscrew to detenTiine that no rrrisalignment exiits" ( 7 ) Replace the thread dial indicatoL 5.13 Leadscrew The precision large diameter ( cl:, 32mm ), 6mm pitch/4 tpi leadscrew is designed to provide accurate threading capability and long service life.
  • Page 38 Operartion Manual 6 Maintenance and adjustmen t 6.1 Hea d stock realignment (refer to Fig.13) With the lathe bed leveled very accur ately, carefully make test cuts to determine the direction an d amount the h eadstock must be shifted by observing the cylindricity of part machined. Adjustment proc edure;...
  • Page 39 . L JJ L. n � ... �., . 1 . .1. u1.1£u11w1 .Laun:: uperaruuu 1v.1anua1 � l ____ _ Fig. A Fig.B Fig.13 Headstock Realignment Note: to correct condition A and B, shift headstock as indicated by appropriate arrow. Drive belts (refer to Fig.14) In normal use V-belts will stretch thus requiring periodic tension adjustment.
  • Page 40 KLS Series Horizontal Lathe Operartion Manual Fig.14 V-belts and'Limit Switch Adjustment 6.4 Saddle adjustment (refer to Fig. 15) Prolong/extensive use may require that the carriage (saddle) gibs be readjusted in order to restore original rigidity and accuracy. Front strip: Wear on the front saddle strip may be accommodated by rescrapping the contact surface of the strip.
  • Page 41 KLS Series florizontal Lathe Operartion Manual �/7ZZZZZZZZZZ�1 Rear gib Fig. 15 Gib and Strip Adjustment 6.5 Cross feed screw/nut backlash adjustment (refer to Fig.16) Loosen screw adjust screw 3 till the backlash of lead screw disappears. Then fasten screw 5, cover the dust-proof cover 2, and screw up screw 4.
  • Page 42 r.<:t,�m-1.m���':"��;�M.W'"'"'"�''�'"M'E'l\=,-w---��-z.,,;...,�;;;<;¼�}•�,., � �. � - - ;,,-' ¾' S -,;.,.,. J# •,.,,..;:.tg. { ¾ '6 . $ , ¥£.£i-! � .�A;1: ;m A,.1Ww..3,.!i # iilt-d.#n,t ..x,-,,m,..,..,.-_;;�.,,1,,..,,..,_,.m,,.,=¼· ;;;;,. �1."'(lf'.:r?17',1>"· r ";;;1r.��,1�,?/).,r;s;:,,�.:'x,. � £=f=W\!CV,w,=b,�wi:.,.,:,;;;;,�"'Vits•"" · """' · ' ""-'"''''� - ��--- �...
  • Page 43 , , : , t { E 2 0 5 � � f,!04 --,� � . r-- • � --..��... � ------ �- •! E 2 0 5 �: _..,.___,_, ::;:I 7 r " t"' - r__ •...
  • Page 44 KLS Series Horizontal Lathe Operartion Manual Headstock Part Name Figure No. 020040 020038 020045 020046 020047 020048 020041 020037 Part No. 020035 020036 Number of teeth or leads Module or pitch Shift factor or rotation direction Helix angle or ° profile angle Material Heat treatment...
  • Page 45 KLS Series Hm:izontal Lathe Opernrtion Mam.ml Helix angle or ° profile angle Material Heat treatment Feeding box Part Name Fi g ure No. 07005 7 070052 070026 070075 070074 070049 070072 070072 Part No. 070047 070048 Number of teeth or leads 1.75 1.75 2.75...
  • Page 46 Operartion Manual 080013/ 080013/ 080014 080015 Part No. 080009 080010 080013-2 080013-1 Number of teeth 55/66 64/80 28/35 or leads Module or pitch Shift factor or rotation direction Helix angle or profile angle ° Material Heat treatment Headstock Part Name Figure No.
  • Page 47 Helix angle or ° profile angle Material 40Cr Heat treatment D0.25 PmtName Headstock FigureN· o . 020027 020015 020030 020028 020030 Part No. 020029 Number of teeth or leads �·-- Module or pitch Shift factor or rotation direction Helix angle or °...
  • Page 48 KLS Series Horizont.al Lathe Operation Manual 8 Machine electrical system This series machine has different ki n ds of power voltages and frequency that can be selected by customers when placing orders in order to meet the needs of customers. The voltage of this machine's power net is permitted to fluctuate within 10%, and the frequency of power net is allowed to change within 50Hz...
  • Page 49 l'alel- ideation Coolant pump :i pil 1 • " " ; " "" Pressure loss Coolant pump Control transformer Dluminalion prolecli -FU1 eeM80V/415V/fflV IU I OV • I LOI � · - 3N~50Hzl6Cl-lz -TC1 -F'll2 1 L3 L3 __ T _1L 3 �...
  • Page 51 SB2 0 SB! 0 SAl 0 SA2 0 ,� �" .� N� � ..! . ' I;;,! �l SQ3 SQ4 Load switch Door swnch Spindle motor Power knob Machine work lamp Coolant pump motor Wiring terminals Spindle jog button Spindle OIi rolo\ion smlch Spindle OC11 rotation S!iilch Emergency button...
  • Page 52 Coolant pump User's power I Power indicolionl Coolonl pump Control tronsfonmer Illumination -FUl 'XT!U 1u I _ov XT2• 9 1!J_ 3W'-'50Hz/60Hz -FU2 220\V3BOV/420V/440V 1J:g_ -TC! LOI - -S Q2. L 3. 1L l .M... -KAI - F U 3 2,5MM Q,75MM2 1l2��, -SQ3...
  • Page 53 .-- - -- - -- --- -- -- ..:::� To user's power supp� s � 4X2.5mm coble is provided user -�H- � l1 1 1 Ll ---= � /� To M2 I I I 1_1 r:.,:, <'I> 11 21 3141 5161718 L9 IJQ111LJ 2 l13_l14l�_l16J17I1BJ 1sI 20I21I22I23l24J25 PEIL1 IL2IL3' ,[ooo -'-- U1IV1I W1IU2IV2IW2l 11l 10l 9 l8 1 8 I 615 13 10 l 7 l 17l4...
  • Page 54 ----- ------- --- --�-----·---· --- ---- ---------------------· · ~·· • --· · ----------------- SB2 0 SB1 0 SAl 0 SA2 0 HLl 0 �- "1 �- � "' "' "' SQ 2 � "l :::l � SQ3 SQ4 § � Combination switch Door switch Spindle motor...
  • Page 55 KLS Series H<nizontal Lathe . Operation Manual List of Electrical Appliances Fig. Id. Remarks Name Specifications 'fype Q t y. F or KLS 3-phase 4kW 50/60Hz Y112M-4 asynchronous Y132M- 4/ 7. 5 220V 380V 420V 440V 600V motor Special order: 90W 50/60Hz 3-phase pump AYB-25...

  • Page 57: Point For Attention

    As illustrated in the diagram, this attachment is fixed w g ith one end on bed (10) by support (9) and support arm (8), the other on back side of saddle (2) by 2-M6 screw and 2-10 taper pin. The "I" shaped sliding block (3) moves along sliding board (4), while slideway (5) slides along that part of the attachment (6).

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