Jet Tools GH-1440ZX User's Manual
Contents
1. assseeeeeees A eoit etar asst RE 122 Range of Longitudinal Feeds in rev 0 0015 to 0 0913 0 0015 to 0 0913 0 0015 to 0 0913 Range of Cross Feeds in rev 0 0006 to 0 0365 0 0006 to 0 0365 0 0006 to 0 0365 Number of Inch Thread A lia 61 Range of Inch Threads nl 1 5 8 tO GH 1 5 8 tO CHE 1 5 8 to 72 Number of Metric Threads cccccccceceeeeeeeeeeesteeeeeees ice DA ai ed 24 Range of Metric Threads mm 0 05 to 20 0 05 to 20 ee 0 05 to 20 Compound and Carriage Maximum Tool Gizem add A ere 1x1 Maximum Compound Slide Travel Om Dl Buin ta 5 1 8 iki See 5 1 8 Maximum Cross Slide Travel mn Una a tii 9 Carriage Travel mn Midi Oi 75 Tailstock Tailstock Spindle Travel ml EE EE 5 Tailstock Topert nace a a MILD stent ee MT ana dee MT 5 Steady Rest Capacity Um 1 2 to ENGER 1 2 to ENGEN 1 2 to 3 1 2 Follow Rest Capacity mn IR RE LC EE 3 8 to 7 Width of Bed um 1920 8 eieulondahueigialedes 133 8 E 13 3 8 Overall Dimensions in LXWXxH 00 97 1 2x40x48 7 8 116 1 2x40x48 7 8 136 1 8x40x48 7 8 le e Te ENEE 7 1 2HP 2pb 7 1 2HP 2pb 7 1 2HP 3Ph DEEG 22040 230 460V e 280 460V Approximate Net Weight bs EE E EE 6590 pre wired 230V Specifications Model Number eet d e dee ei ae ee ea GH 2280ZX STOCK NUDE PAn AEN AEA E EA AE E E E E E 321980 Capacities SWING Over EM erbei E ein eine eee E 22 Swing over Cross Slide2. Midi ds 11 swing through Gap IN Je aiina ean ee ae ee ee ee 27 1 2 Length ot Gap in tase a A 12 1 4 Distance between Centers pn 80 Headstock Spindle Bore IM a 3 1 8 Spindle Me Ve A Aa D1 8 Spindle Taper with Sleeve AA MT 7 MT 5 Number of Spindle Gpoeecs AAA 12 Range of Spindle Speeds DM 25 to 1800 Gearbox Number of Longitudinal and Cross Feeds oooccccconccocccccnnccoconnnonnccnnnncnnnnnnnn nn cnn nn nr nana nn nn n cnn nn rra rr rn cnn 122 Range of Longitudinal Feeds nm Jrey 1 0 0015 to 0 0913 Range of Cross Feeds Un Jrev le 0 0006 to 0 0365 Number of Inch Threads AAA 61 Range of Inch Threads mn 1 5 8 to 72 Number of Metric Threads AAA 24 Range of Metric Threads mm 0 05 to 20 Compound and Carriage MaximUny or a 1x1 Maximum Compound Slide Travel On 5 1 8 Maximum Cross Slide Travel Un 9 Carnage Ni iba 75 Tailstock Tailstock Spindle Travel ml 5 LAlIStOCK ET MT 5 Steady Rest Capacity Un 1 2 to 3 1 2 Follow Rest Capac HENGEN 3 8 to 7 Widthof Bed ME ee 13 3 8 Overall Dimensions in LXWXH ooooonnnncononccnnncconannnnnnccnnnnco nana n nn nnnnnnnnnnnnnn nn ncnnnn cananea 136 1 8 x 40 x 48 7 8 MO ao tod 10HP 3PH 230V 460V pre wired 230V Approximate Net Weight bs 7400 Unpacking Open shipping container and check for shipping damage Report any damage immediately to your distributor and shipping agent Do not discard any shipping material until the Lathe is assembled and r
3. SAVE THESE INSTRUCTIONS The following specifications were current at the time this manual was published but because of our policy of continuous improvement WMH Tool Group reserves the right to change specifications at any time and without prior notice without incurring obligations Specifications ModelNUMDEF 22552 edeigiefutogetet edel a GH 1440ZX AAA GH 1460ZX Stock Number ANA 321920 Capacities Swing over Bed IO imita E 14 Swing over Cross Slide ml A E E 7 5 8 Swing Through Gap mi 239 8 TEE 23 5 8 Length Of Gap IM rutina KE A aora 12 1 4 Distance between Centers Un EE 60 Headstock Spindle Bore Mii ana loa 3 1 8 Spindle Mount iimis nn a da DAS EE D1 8 Spindle Taper with Gleeve MT 7 MT 5 soosse MT 7 MT 5 Number of Spindle Gees EE 12 Range of Spindle Speeds PPM 42 to 1800 n 42 to 1800 Gearbox Number of Longitudinal and Cross Feeds eeeeeeeeeeeeeeeerenn Bh ate eae Maree O ee ee 122 Range of Longitudinal Feeds nm Jrey 1 0 0015 to fC HEEN 0 0015 to 0 0913 Range of Cross Feeds mn Je 0 0006 to 0 0365 eee 0 0006 to 0 0365 Number of Inch Threads oooooccccnnccnnncccccccccnnconananannncnnnnconnnann non cnnnn cnn Blees gege 61 Range of Inch Threads pn 1 5 8 Io 1 5 8 to 72 Number of Metric Threads oooococccnnnccocccccnnnccnanononnncnnnnconananrn nn cn nnncnnannns OA Bonne A E 24 Range of Metric Threads mm 0 05 tO 20 0 05 to 20 Compound and Carriage Maximum Tool Gizem i st 1x1 Max
4. Tool Group Warranty WMH Tool Group makes every effort to assure that its products meet high quality and durability standards and warrants to the original retail consumer purchaser of our products that each product be free from defects in materials and workmanship as follows 1 YEAR LIMITED WARRANTY ON ALL PRODUCTS UNLESS SPECIFIED OTHERWISE This Warranty does not apply to defects due directly or indirectly to misuse abuse negligence or accidents normal wear and tear repair or alterations outside our facilities or to a lack of maintenance WMH TOOL GROUP LIMITS ALL IMPLIED WARRANTIES TO THE PERIOD SPECIFIED ABOVE BEGINNING FROM THE DATE THE PRODUCT WAS PURCHASED AT RETAIL EXCEPT AS STATED HEREIN ANY IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS ARE EXCLUDED SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG THE IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU IN NO EVENT SHALL WMH TOOL GROUP BE LIABLE FOR DEATH INJURIES TO PERSONS OR PROPERTY OR FOR INCIDENTAL CONTINGENT SPECIAL OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OF OUR PRODUCTS SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU To take advantage of this warranty the product or part must be returned for examination postage prepaid to an Authorized Service Center designated by our office Proof of purchase date and an explanation of the complaint must
5. accompany the merchandise If our inspection discloses a defect we will either repair or replace the product at our discretion or refund the purchase price if we cannot readily and quickly provide a repair or replacement We will return the repaired product or replacement at WMH Tool Group s expense but if it is determined there is no defect or that the defect resulted from causes not within the scope of WMH Tool Group s warranty then the user must bear the cost of storing and returning the product This warranty gives you specific legal rights you may also have other rights which vary from state to state WMH Tool Group sells through distributors only Members of the WMH Tool Group reserve the right to effect at any time without prior notice alterations to parts fittings and accessory equipment which they may deem necessary for any reason whatsoever Table of Contents Warranty and S 6IWvice EE 2 Table ot GontentS tte dd dada tdi 3 EIN ul RE 4 Soleo let le EE 6 MPECIICAUONS E AE AR E A AAA AA A A dea e ees 7 eat US le 8 Sole US le ete RRA Tt A A A A A RE eR Set tN 9 Unpacking tata tati AAA A ce eee ee 10 Contents of the Shipping Container 10 Wncrating AA Cl EE 11 Chuck Preparation Three aw 11 Riegel EE 12 Coolant Preparations Av t f ieee et a A ee ee ee 13 Electrical Connections ee eee 13 Conversion to 460 Volt Operation 14 General Description 14 Prat MOs BOG Ee 14 FIO AUSTOCK too 14 AINA ao eee 15 FOU Way TOR
6. that can result in serious injury Maintain a balanced stance at all times so that you do not fall or lean against moving parts Do not overreach or use excessive force to perform any machine operation Never force the cutting action Use the right tool at the correct speed and feed rate Do not force a tool or attachment to do a job for which it was not designed The right tool will do the job better and safer Use recommended accessories improper accessories may be hazardous Maintain tools with care Keep cutting tools sharp and clean for the best and safest performance Follow instructions for lubricating and changing accessories Do not attempt to adjust or remove tools during operation Turn off the machine and disconnect from power before cleaning Use a brush to remove shavings or debris do not use your hands Do not stand on the machine Serious injury could occur if the machine tips over Never leave the machine running unattended Turn the power off and do not leave the machine until it comes to a complete stop Remove loose items and unnecessary work pieces from the area before starting the machine Familiarize yourself with the following safety notices used in this manual ACAUTION This means that if precautions are not heeded it may result in minor injury and or possible machine damage AWARNING This means that if precautions are not heeded it may result in serious injury or possibly even death
7. OS 15 O 15 TO a 15 Leadscrew and Feed Pod nn n nn nn nn rana n rn nr nn nn r rana EEEE nr rn nn n EEEE Ennn nnne 15 Re e O 15 Steady ROSte EE Ed 15 Welle 16 CONTOS a ee a DI SE OI OER IIR OUI EI NI HDR 16 IDE FAL OWN cease aa ec saa cI ee TOS EE IO OR Es 19 Feed and Thread Selection oooooccccnnnccinnncccoccccnnnconananannncnnnnnnonnnnn nn nn cnn nn cnn nan n rn nn ran nn rana EEEa Sannn nr ra Ennan ennn 19 TRC AG C tting zea A ROS 19 CID AQJUSTMENES 2 AAA AAA AAA A AAA AR 19 Failstoc K ge 19 Hemoving Gap Gechon 20 Installing Removable Gap Section ono ncn nan cr nana rn n nn carr r rana rr rn nn rra 20 Belt Replacement and Adlustmemt ono cnn cnn nana n rra rn n nn rra nan n nn nn rana r rr nnnnn rra 20 Aligning Tailstock to Headstock o ocooonncocccccnnncccnnonooonccnnnnconnnnnn cnn nnn nn cnn anne rn nn cnn nn r rana nn r rn nr nn nr nena nr r nn cnn 20 Warnings 17 18 19 20 Read and understand the entire owners manual before attempting assembly or operation Read and understand the warnings posted on the machine and in this manual Failure to comply with all of these warnings may cause serious injury Replace the warning labels if they become obscured or removed This lathe is designed and intended for use by properly trained and experienced personnel only If you are not familiar with the proper and safe operation of a lathe do not use until proper training and knowledge have been obtained Do not use this lat
8. This Manual is Bookmarked Operating Instructions ZX Series Lathes Models GH 1440ZX 1460ZX GH 1640ZX 1660ZX GH 1840ZX 1860ZX 1880ZX GH 2280ZX WMH TOOL GROUP 2420 Vantage Drive Elgin Illinois 60123 Part No M 321910 Ph 800 274 6848 Revision G 11 05 www wmhtoolgroup com Copyright WMH Tool Group This manual has been prepared for the owner and operators of a JET ZX Series Lathe lts purpose aside from machine operation is to promote safety using accepted operating and maintenance procedures To obtain maximum life and efficiency from your lathe and to aid in using it safely please read this manual thoroughly and follow the instructions carefully Warranty and Service WMH Tool Group warrants every product it sells If one of our tools needs service or repair one of our Authorized Service Centers located throughout the United States can provide quick service or information In most cases a WMH Tool Group Service Center can assist in authorizing repair work obtaining parts or perform routine or major maintenance repair on your JET product For the name of an Authorized Service Center in your area please call 1 800 274 6848 or visit our web site at www wmhtoolgroup com More Information Remember WMH Tool Group is consistently adding new products to the line For complete up to date product information check with your local WMH Tool Group distributor or visit our web site at www wmhtoolgroup com WMH
9. addle and follows the movement of the turning tool Only two fingers are required as the place of the third is taken by the turning tool The follow rest is used for turning operations on long slender workpieces It prevents the workpiece from flexing under the pressure of the cutting tool The sliding fingers are set similar to the steady rest free of play but not binding Always lubricate adequately with lead based grease before operating Controls 1 Control Panel located on front of headstock e Coolant On Off Switch A Figure 12 turns coolant pump on and off Power Indicator Light D Figure 12 is lit whenever lathe is receiving power Emergency Stop Switch C Figure 12 stops all machine functions Caution Lathe will still have power Twist clockwise to re set Jog Switch B Figure 12 Quickly press and release to rotate the spindle 2 Headstock Gear Change Levers F Figure 12 Located on front of headstock Move levers left or right to desired spindle speed 3 Leadscrew Feed Rod Directional Lever E Figure 12 Located on front of headstock at lower left Changing knob changes direction of feed ACAUTION Do not move knob while machine is running 4 Feed Lead Selector Lever H Figure 12 Located on front of headstock Used when setting up for threading or feeding Figure 11 repeated 16 Figure 12 Compound Slide L Figure 13 is located on top of the cross slide and can b
10. allow servicing the lathe on all four sides 4 Sling the lathe as shown in Figure 1 using steel rods or pipes of sufficient strength Figure 1 inserted through the holes in the bed casting Do not lift lathe by the spindle With adequate lifting equipment slowly raise the lathe off the shipping crate bottom Make sure lathe is balanced before moving 5 To avoid twisting the bed the lathe s location must be absolutely flat and level Check for a level condition using a machinist s precision level on the bedways both front to back and side to side The leveling pads included in the tool box and the leveling screws in the lathe base will help you to reach a_ level condition The lathe must be level to be accurate 6 Clean all rust protected surfaces using a mild commercial solvent kerosene or diesel fuel Do not use paint thinner gasoline or lacquer thinner These will damage painted surfaces Cover all cleaned surfaces with a light film of 20W machine oil 7 Open the end gear cover Clean all components of the end gear assembly and coat all gears with a heavy non slinging grease Close the end gear cover Sizes in are for 1460 1660 1860ZX Machines 56 7 66 5 186 2 Chuck Preparation Three Jaw AWARNING Read and understand all directions for chuck preparation Failure to comply may cause serious injury and or damage to the lathe o m N O o Ss bal e On NOTE Before removing the chu
11. ck from the spindle place a flat piece of wood plywood etc across the bedways under the chuck to prevent damage to the bedways should the chuck fall from your hands 28 1 28 1 21 85 30 1 30 1 To remove the chuck Sizes before are for 1440 1640 1840ZX Machines Sizes in are for 1880 2280ZX Machines 6 69 19 88 1 Support the chuck while turning six camlocks 1 4 turn counterclockwise with the chuck wrench from the tool box 23 7 2 Carefully remove the chuck from the spindle and place on an adequate work surface Figure 2 11 6 Inspect the camlock studs Make sure they have not become cracked or broken during transit Clean all parts thoroughly with solvent Also clean the spindle and camlocks Cover all chuck jaws and scroll inside the chuck with 2 lithium tube grease Cover the spindle camlocks and chuck body with a light film of 20W oil Lift the chuck up to the spindle nose and press onto the spindle Tighten in place by turning the camlocks 1 4 turn clockwise The index mark A Figure 3 on the camlock should be between the two indicator arrows when tight B Figure 3 If the index mark is not between the two arrows remove the chuck and adjust the camlock studs by either turning out one full turn if cams will not engage or turning in one full turn if cams turn beyond indicator marks Install chuck and tighten in place Lubrication ACAUTION Lathe must be serviced a
12. e rotated 360 There are calibrations in degrees M Figure 13 below the rest to assist in placement of the compound slide to the desired angle Compound Lock not shown Lever located on back of compound slide Turn clockwise to lock and counterclockwise to unlock Cross Slide Lock A Figure 13 Lever located on left side of cross slide Turn clockwise to lock and counterclockwise to unlock Carriage Lock B Figure 13 Located on top right of carriage Turn clockwise to lock counterclockwise to unlock ACAUTION Carriage lock must be loose before moving carriage or damage to lathe may occur Longitudinal Traverse Handwheel C Figure 13 Located on the apron assembly Rotate handwheel clockwise to move the apron assembly toward the tailstock right Rotate the wheel counterclockwise to move the apron assembly toward the headstock left Longitudinal Cross Feed Selector Lever E Figure 13 Can be pushed to upper middle and lower three positions Push the lever up cross feed is effected Push the lever down longitudinal feed is effected When the lever is in the middle position screws can be cut by engaging the half nut Half Nut Lever D Figure 13 Located on the front of the apron assembly Used for threading Feed Engage Lever G Figure 13 Located in the front of the apron assembly Pull lever up to engage Push lever down to disengage Adjustable Feed Clutch F Figure 13 W
13. eneral Description Lathe Bed The lathe bed A Figure 10 is made of cast iron with low vibration and high rigidity Two precision ground v slideways reinforced by induction hardening and grinding are an accurate guide for the carriage and headstock The main drive motor is mounted in the stand below the the headstock Headstock The headstock B Figure 10 is cast from high grade low vibration cast iron It is bolted to the bed by four hex socket cap bolts In the head the spindle is mounted on precision taper roller bearings Figure 9 Figure 10 14 Carriage The carriage C Figure 10 is made from high quality cast iron The cross slide E Figure 10 is mounted on the carriage and moves on a dovetailed slide which can be adjusted for play by means of the gibs The compound slide D Figure 10 which is T slotted and mounted on the cross slide E Figure 10 can be rotated 360 The compound slide and the cross slide travel in a dovetailed slide and have adjustable gibs Four Way Tool Post The four way tool post F Figure 10 is mounted on the compound slide and allows a maximum of four tools to be mounted at the same time Remember to use a minimum of two clamping screws when installing a cutting tool Apron The apron G Figure 10 is mounted to the carriage Quick travel of the apron is accomplished by means of a bed mounted rack and pinion operated by the handwheel on the front of the apro
14. he for other than its intended use If used for other purposes WMH Tool Group disclaims any real or implied warranty and holds itself harmless from any injury that may result from that use Always wear approved safety glasses face shields while using this lathe Everyday eyeglasses only have impact resistant lenses they are not safety glasses Before operating this lathe remove tie rings watches and other jewelry and roll sleeves up past the elbows Remove all loose clothing and confine long hair Non slip footwear or anti skid floor strips are recommended Do not wear gloves Wear ear protectors plugs or muffs during extended periods of operation Some dust created by power sanding sawing grinding drilling and other construction activities contain chemicals known to cause cancer birth defects or other reproductive harm Some examples of these chemicals are e Lead from lead based paint e Crystalline silica from bricks cement and other masonry products e Arsenic and chromium from chemically treated lumber Your risk of exposure varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as face or dust masks that are specifically designed to filter out microscopic particles Do not operate this machine while tired or under the influence of drugs alcohol or any medication Make certain the switch is in
15. hen the machine is overloaded it can slip Then cutting rate must be reduced Note This setting has been calibrated at the factory and should not need adjustment If adjustment ever becomes necessary follow the diagram on the front of the apron Cross Traverse Handwheel H Figure 13 Located above the apron assembly Clockwise rotation moves the cross slide toward the rear of machine Figure 13 17 15 16 17 18 19 20 21 22 23 Compound Rest Traverse Handle J Figure 13 Located on the end of the compound slide Rotate clockwise or counterclockwise to position Tool Post Clamping Lever K Figure 13 Located on top of the tool post Rotate counterclockwise to loosen and clockwise to tighten Tailstock Quill Clamping Lever A Figure 14 Located on the tailstock Rotate clockwise to lock the sleeve Rotate counterclockwise to unlock Tailstock Clamping Lever B Figure 14 Lift up to lock Push down to unlock If the tailstock has a heavy load tighten the hexagon head at right side of the tailstock for auxiliary locking Tailstock Quill Traverse Handwheel C Figure 14 Rotate clockwise to advance the quill and counterclockwise to retract it Tailstock Off Set Adjustment D Figure 14 Two hex socket cap screws located on the tailstock base are used to off set the tailstock for cutting tapers Loosening one screw while tightening the other will off set the tailstock Do n
16. imum Compound Slide Travel On BI 5 1 8 Maximum Cross Slide Travel Un O PORERNE ARRENE NATET 9 Carriage Travel On KEE 55 Tailstock Tailstock Spindle Travel ml ees Een 5 TailStoCk Taper oooooonnnnncnccccnnnncccnnnnaonncnnnnccnnnnnn non n cnn nn cnn anne n nn ncnn nn ncannnnes MIA MI A Steady Rest Capacity Un 1 2 t0 3 1 2 oo eect eee 1 2 to 3 1 2 Follow Rest Capacity mn 3 8 tO RO 3 8 to 7 Widthot Bed Meta ee ees TI ia 13 3 8 Overall Dimensions mn Wl NW 97 1 2 x 40 X A6 410 116 1 2 x 40 x 46 7 8 Motta eae 7 1 2HP 3Ph 230 460V 7 1 2HP 3Ph 230 460V Approximate Net Weight be AE 5380 pre wired 230V Specifications Model Numbered nine ee ena een GH 1640ZX STOCK Numbered tel tel ee oe 321930 Capacities Swing over Bed IN aaa At he eee eee eee eens 16 Swing over Cross Slide mn 10 Swing Through Gap mi 25 7 8 Length of Gapiny 24 A 12 1 4 Distance between Centers Un 40 Headstock Spindle Bore IM da 3 1 8 Spindle MOU LE D1 8 Spindle Taper with Sleeve c ccceceeeeeeeeeeeeteeeeeeeeeeeeeeeaaes MT 7 MT 5 Number of Spindle Gees 12 Range of Spindle Speeds RPM oooooncccccccncccccnnccaaoncconancnnnnnno 25 to 1800 Gearbox Number of Longitudinal and Cross Feeds ssssseeneseeessessrrrrrrrreene 122 Range of Longitudinal Feeds nm Jrey 1 0 0015 to 0 0913 Range of Cross Feeds mn Je 0 0006 to 0 0365 Number of Inch Threads ooocccocnccninocicocccccnnccna
17. machine must be properly grounded while in use to help protect the operator from electrical shock and possible fatal injury 13 Figure 8 The main motor is rated at 7 1 2 HP or 10HP for model 2280ZX 230 460V and comes from the factory prewired at 230V Confirm that power available at the lathe s location is the same rating as the lathe Power is connected properly when rotating the forward reverse knob E Figure 12 to the left position causes the spindle to rotate counterclockwise as viewed from the tailstock If the chuck rotates in the clockwise direction disconnect the lathe from the power source switch any two of the three power leads not the green ground wire and re connect the lathe to the power source Conversion to 460 Volt Operation AWARNING Disconnect machine from power source Failure to do so may cause serious injury Main Motor Change the wires according to the diagram on the outside of the motor junction box Transformer Open electrical panel on rear of machine on the headstock side Switch wire from 230V terminal to 460V terminal as outlined on the transformer Coolant Pump Open access panel on the base at the tailstock end Change wires in coolant pump junction box according to diagram on the outside of the junction box cover Main Power Switch A Figure 9 Turns power to machine on and off Power Source Cable Receiver B Figure 9 Make sure the lathe is properly grounded G
18. n Tailstock The tailstock H Figure 11 slides on a v way and can be locked at any location by a clamping lever The tailstock has a heavy duty quill with a Morse Taper 4 or Morse Taper 5 18 and 22 models Leadscrew and Feed Rod The leadscrew J Figure 11 and feed rod K Figure 11 are mounted on the front of the machine bed They are connected to the gearbox at the left and are supported by bearings on both ends Both are equipped with shear pins Feed Gearbox The gearbox L Figure 11 is made from high quality cast iron and is mounted to the left side of the machine bed Steady Rest The steady rest M Figure 11 serves as a support for shafts on the free tailstock end The steady rest is mounted on the bedway and secured from below with a bolt nut and locking plate The sliding fingers require continuous lubrication at the contact points with the workpiece to prevent them from premature wear 15 Figure 11 To set the steady rest 1 Loosen three hex socket cap screws 2 Loosen knurled screw and open sliding fingers until the steady rest can be moved with its fingers around the workpiece Secure the steady rest in position 3 Set the fingers snugly to the workpiece and secure by tightening three hex socket cap screws Fingers should be snug but not overly tight Lubricate sliding points with lead based grease Follow Rest The traveling follow rest N Figure 11 is mounted on the s
19. nnnaanncnnnnccannnn ono nnnnncnnnnnns 61 Range of Inch Threads mn 1 1 5 8 to 72 Number of Metric Threads oocococccnnnicocccccnnnccconanonancnnnnconnnanan nn cnnnn cnn 24 Range of Metric Threads mm 0 05 to 20 Compound and Carriage Maximum Tool Gizem 1x1 Maximum Compound Slide Travel On 5 1 8 Maximum Cross Slide Travel Un 9 Carriage Travel Un 35 Tailstock Tailstock Spindle Travel ml 5 Tailstock Taper ee ee MT 4 Steady Rest Capacity Un 1 2 to 3 1 2 Follow Rest Capacity mn 3 8 to 7 Width of Bed IN oe a a A E 13 3 8 Overall Dimensions mn Wl NW 97 1 2 x 40 x 48 MO x tet teens ete ii 7 1 2HP 3Ph 230 460V Approximate Net Weight be 5475 al 0 0015 to 0 0913 aaa 0 0006 to 0 0365 pre wired 230V Specifications Model Number GH 1840ZX GH 1860ZX GH 1880ZX Stock Number A eee adn E 321970 Capacities Swing over Bed ml dad E 18 Swing over Cross Slide mn EI ee a ee 11 Swing Through Gap mi MBA AMA 27 1 2 Length of Gap um 12 1 4 ee 12 4 ie 12 1 4 Distance between Centers Un Aia CO 80 Headstock Spindle Bore mn MB MB 3 1 8 Spindle Mount AE tad D128 iii D1 8 Spindle Taper with Sleeve ieee MT 7 MT 5 008 MT ZOMT Ei MT 7 MT 5 Number of Spindle Speeds ooooooocccccncccococococcccnnncccanncana noo Manaos ainia 12 Range of Spindle Speeds DPMI 25 to 1800 25 to 1800 25 to 1800 Gearbox Number of Longitudinal and Cross Feeds
20. or several seconds to allow oil to fill the pump When the knob is released oil will flow through various oil lines to lubricate the ways and cross slide surface Perform this twice daily or as needed When the oil level is below the indicator mark oil must be added 4 Leadscrew and Feed Rod Lubricate two ball oilers on the right side bracket A Figure 6 with 30W machine oil daily 5 Saddle Daily lubricate ball oiler A Figure 7 on handwheel shaft with Mobil DTE6 Oil Heavy Medium 6 Compound Rest Daily lubricate two ball oilers B Figure 7 on top of compound slide with Mobil DTE Oil Heavy Medium 7 Cross Slide Daily lubricate one ball oiler C Figure 7 with Mobil DTE Oil Heavy Medium 8 Tailstock Daily lubricate one ball oiler A Figure 8 on top of tailstock with Mobil DTE Oil Heavy Medium Coolant Preparation ACAUTION Follow coolant manu facturer s recommendations for use care and disposal 1 Remove access cover on tailstock end at the rear base of the lathe Make sure coolant pump has not shifted during transport 2 Pour four gallons approximate of coolant mix into the chip pan 3 After machine has been connected to power turn on coolant pump and check to see that coolant is cycling properly 4 Replace access cover Electrical Connections AWARNING Electrical connections must be made by a qualified electrician in compliance with all relevant codes This
21. ot clamp the tailstock lock handle when adjusting Foot Brake A Figure 15 The connecting rod mechanism is in the bed stand The braking device is in the pulley of the headstock Press the pedal to stop all lathe functions Caution Lathe still has power Micro Carriage Stop B Figure 15 can be used during manual feed operation The dial can be turned for fine tuning the position of the stop The micro carriage stop can be moved along the bed by loosening the two socket head cap screws underneath the stop Bed Cover C Figure 15 can be easily removed to clean out the stand 18 Figure 15 Operation Feed and Thread Selection 1 Reference the feed and thread chart on the front of the headstock A Figure 16 Move levers and knobs B C D E Figure 16 to the appropriate position according to the feed and thread chart Thread Cutting 1 Set forward reverse lever F Figure 16 to desired direction Set selector levers G H Figure 16 to desired R P M Select desired thread using levers B C D E Figure 16 Set selector lever A Figure 17 to correct position neutral Engage the half nut lever B Figure 17 Make a test cut with scrap material and check results before cutting regular material Gib Adjustments After a period of time some of the moving components may need to be adjusted due to wear Saddle Turn gib screws on either side of the saddle at the rear to adjust
22. rarily Remove belts Install new belts onto pulleys Lift up on motor and remove temporary blocking 6 Tension belts by loosening lower nut B Headstock Figure 19 and tightening upper nut A Figure 19 until light finger pressure causes approximately 3 4 deflection on each belt 7 Install covers and connect lathe to the power source Aligning Tailstock to Headstock 1 Fit a 12 ground steel bar between centers of the headstock and tailstock Figure 20 2 Fit a dial indicator to the top slide and traverse the center line of the bar 3 If adjustment is needed align the tailstock using the off set screws D Figure 21 until the tailstock is aligned Figure 21 20
23. t all lubrication points and all reservoirs filled to operating level before the lathe is put into service Failure to comply may cause serious damage to the lathe 1 Headstock Oil must be up to indicator mark in oil sight glass A Figure 4 Top off with Mobil DTE Oil Heavy Medium Fill by removing the plug on top of the headstock To drain remove drain plug on the left side of the headstock at the lower rear corner Drain oil completely and clean out all metal shavings Refill after the first month of operation Then change the oil in the headstock every two months Gearbox Oil must be up to indicator mark in oil sight glass B Figure 4 Top off with Mobil DTE Oil Heavy Medium To add oil to the gearbox remove two screws on the top cover and remove cover To drain remove drain plug C Figure 4 on the left side of the gearbox Drain oil completely and refill after the first three months of operation Then change oil in the gearbox every six months Apron Oil must be between indicator marks in the oil sight glass A Figure 5 Top off with Mobil DTE Oil Heavy Medium Remove oil plug B Figure 5 to fill To drain remove drain plug on bottom of apron Figure 3 GH 1640ZX JET UIPMENT amp TOOLS Figure 5 12 Drain oil completely and refill after the first three months of operation Then change oil in the apron annually Pull knob C Figure 5 on the one shot lube system and hold f
24. the OFF position before connecting the machine to the power supply Make certain the machine is properly grounded Make all machine adjustments or maintenance with the machine unplugged from the power source Remove adjusting keys and wrenches Form a habit of checking to see that keys and adjusting wrenches are removed from the machine before turning it on Keep safety guards in place at all times when the machine is in use If removed for maintenance purposes use extreme caution and replace the guards immediately Check damaged parts Before further use of the machine a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment of moving parts binding of moving parts breakage of parts mounting and any other conditions that may affect its operation A guard or other part that is damaged should be properly repaired or replaced Provide for adequate space surrounding work area and non glare overhead lighting Keep the floor around the machine clean and free of scrap material oil and grease Keep visitors a safe distance from the work area Keep children away Make your workshop child proof with padlocks master switches or by removing starter keys Warnings 21 22 23 24 25 26 27 Give your work undivided attention Looking around carrying on a conversation and horse play are careless acts
25. the drag on the saddle Cross Slide Turn gib screws in the front and rear of the gib to adjust the drag of the cross slide Compound Slide Turn gib screws to adjust the drag of the compound slide Tailstock Off Set Follow the procedure below to off set the tailstock to cut shallow tapers 1 Loosen tailstock in position by lowering locking handle B Figure 18 and loosening hexagon head eccentric shaft at back of tailstock Alternately loosen and tighten front and rear screws D Figure 18 Note Front screw is shown 19 Figure 18 Removing Gap Section 1 To remove the gap section remove four hex socket cap screws and two hex cap bolts 2 Tighten the hex nuts on the tapered alignment pins to loosen the pins Once loosened they can be removed 3 Gap section can now be removed Installing Removable Gap Section 1 Clean the bottom and the ends of the gap section thoroughly Set gap section in place and align the ends Loosen the nuts on the locating pins and push down through the gap into the lathe bed 4 Replace four hex socket cap screws and tighten alternately until all are snug Belt Replacement and Adjustment 1 Disconnect machine from power source 2 Open end gear cover remove lower rear cover and lower side cover This will expose the motor and v belts 3 Loosen upper hex nut A Figure 19 Place scrap piece of wood under motor to act as lever Lift motor up and block tempo
26. unning properly Compare the contents of your container with the following parts list to make sure all parts are intact Missing parts if any should be reported to your distributor Read the instruction manual thoroughly for assembly maintenance and safety instructions Contents of the Shipping Container Lathe Steady Rest mounted on Lathe Follow Rest mounted on Lathe 10 Three Jaw Chuck mounted on Lathe 12 Four Jaw Chuck Face Plate 12 Face Plate for 14 amp 16 lathes 16 Face Plate for 18 amp 22 lathes ech sch sch sch zech sch 1 Tool Box containing Box Wrench Get Hex Wrench Set Spindle Sleeve Center Leveling Bolts Leveling Pads Flat Blade Screwdriver Cross Point Screwdriver Chuck Wrench Tool Post Wrench Light Bulb Adjustable Wrench Oil Gun Cross Feed Handle Shear Pins Live Center MT4 for 14 amp 16 lathes MT5 for 18 amp 22 lathes 1 Operating Manual 1 Parts List Manual 1 Warranty Card 2 Mi ech sch sch ch St sch OO SH 2 eck sch contents of Tool Box Read and understand the entire contents of this manual before attempting set up or operation Failure to comply may cause serious injury 10 Uncrating and Cleanup 1 Finish removing the wooden crate from around the lathe 2 Unbolt the lathe from the shipping crate bottom 3 Choose a location for the lathe that is dry has good lighting and has enough room to
Download Pdf Manuals
Related Search