warning - Quality Machine Tools
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1. N WIM BR DS 5 0 JO 60 09 0 gt N O O O O O NINININININININ O O O N J NO N N N N 8 N E b IN IN IRI 1 8 NO N 8 N N OO N QO 8 N OO O1 QO CO 9 O CO CO zB WINININININ C O O 2101039 8 N Parts No 17 K 3 N gt gt 3 lt Description Quill Set Screw Screw Pivot Block Screw Handle Base Handle Shaft Knob Pin Oil Ball Tailstock body Flange Cover Index Ring Spring Sleeve Handwheel Knob Screw Nut Washer Brake Block ex Socket Cap Screw ex Socket Cap Screw Set Screw TI gt lt o O a x gt O a c Q o Clamping Plate Bed Plate Washer Bearing Bracket III gt lt gt lt O D Z Z D O 5 izle Q Q e x I Specification 6 10 4 10 03x30 6 102. ee l Co OO 100 CO NI gt IOIOIOINIOIO Z O 8 O z O O O N gt lt gt lt gt gt OO N N N NO 8 N N NO TM TN NIN ND 3 0 gt NO ak N N NINININININ NINININI 5 gt NO NO N N N O1 N N O K OW Co TN gt gt gt N WIM BRI 20 gt O 5 gt n n 3 lt 1 Description Gear Pin Gear Washer Set Screw Gear Shaft Shaft Snap Ring Gear Shaft Gear Gear lt Washer Gear Gear Snap Ring Shaft Worm A D lt Washer Worm Bearing Worm Base SE iE L x x CD 2 D X D rm cj lt 6 6 5 5 CD 2 Worm Washer Set Screw Plate Plate Half Nut Pin Cam Shaft ex Socket Cap Screw ex Socket Cap Screw Spring Set Screw Specification 05x24 M4x8 4 16 E 5x14 2501 04x20 M4x30
3. lt luv lt TINIQ olololololiolololiolioe PM 1127VF LB Lathe Top slide Cross slide Carriage Assembly T N lt N zx gt OO m O Ew N OO OO NO OO OO Q9 X OO N OO gt 5 45 45 RR BR O N CO C1 C1 EET NO C1 OO O1 K CO OW CO CO Oo Co Dn RO TRO TN gt gt gt A N 4 BRI 5 5 5 O1 O1 K r UJ r Q gt 2 D Parts No o 5 E Q gt n 3 o lt Description Screw Handle Base Handle Shaft Knob Washer Post Base Stop Spring Top Slide G Washer IL Index Ring Spring
4. 17 Turning Between Centers 18 Tarea d eri RE 18 Change Gears Dos cae estan could 19 Cross Slide Gib Screws Adjustment 19 Top Slide Gib Screws 20 CHECK FRU SOU S Pace madres ME 20 Headstock amp Tailstock nennen nennen nnns 21 Malm Spindle BearlrigS etr breton indo euch ta ote eco dote 22 _________ 22 ou 22 Change edad ete e 23 Sadd 23 en en eee ee ee 23 Cross Slide Hand imd d MEE 23 Lead m s m 24 24 Msg m __________________ 24 T 25 Electrical Connections amp Wiring Diagram 26 Threading amp Feed Table for CX701 27 1 ET 28 Pants Breakdown amp Pane Listenin ea cosine Mm eni sa ME 29 MV ANT I T 46 GENERAL SAFETY INSTRUCTIONS FOR MACHINES Extreme caution should be used when operating all power tools Know your power tool be familiar with its operation read through the user m
5. 11 5 290mm Swing Over Cross Slide 6 5 165mm Distance Between Centers 27 5 700mm Width of 7 180mm Hole Through Spindle 1 26mm Taper in Spindle Nose MT5 Number of Spindle Speeds Variable Range of Spindle Speeds 50 850 RPM and 110 1800 RPM Variable Speed Number of Metric Threads 18 Range of Metric Threads 0 2mm 3 5 Number of Imperial Threads 21 Range of Imperial Threads 8 56 Range of Cross Feed 0 02 0 28mm Revolution Range of Longitudinal Feed 0 07 0 40mm Revolution Tool Post 4 Compound Slide 3 30mm Max Cross Slide Travel 5 5 140mm Maximum Carriage 22 560mm Tailstock Spindle Travel 3 G0mm Taper in Tailstock Spindle MT3 Overall Dimension of the lathe Length 55 x Width 27 5 x Height 26 5 210 Kgs 462 Ibs 3 Years gt PM 1127VF LB METAL LATHE PHYSICAL FEATU
6. M5x12 6x18 M6x20 M6x8 0 7 4 10 M6x6 lt 1127 Lathe Apron Assembly II Qty O OO OO Specification 5 45 5 10 5 20 M5x35 5x14 3x10 2 O O o o o JE 5 s S ol 95 per M 4 gt Cm Ic E EEE E SEE E 552295 lt 0 gt gt 2 6 2 2 2322955 2 200 V E lt v c 5 z 6 2 00 l 9 o 0 x x L L 2 0 40 gt 10 t0 t t0 t0 tO 0 OI NO TP OL OLR NI KR CO N N NI OI CO SE SE SE SE LO LO LO LED LED LO CN CN N N N NI N N N CN CN CN NI CN CN CN PM 1127VF LB Lathe Tailstock Bed Assembly N N lt ad 3 N dd ho h2
7. Reverse the motor direction allowing the cutting tool to traverse back to the starting point Repeat these steps until you have obtained results 18 LEFT AND RIGHT THREAD CUTTING The left and right thread cutting is done using the feed direction selector knob Turning the feed direction selector knob counter clockwise cuts left thread while turning it clockwise cuts right thread IMPORTANT We suggest selecting the low speed It provides stronger torque while operation CHANGE GEARS REPLACEMENT To replace the change gears Make sure the switch is in the OFF position and the cord is unplugged from the power outlet Unscrew the two fastening knobs and remove the protective cover to access the change gears Unscrew the bolt from the lead screw and the square nuts shown in figure 31 from the quadrant bolts in order to remove the change gears T Precision Matthews ih 2 PM AL2TVE Figure 31 Change gears replacement Select the proper gear set according to your requirements from the feed table given on the lathe See 27 Threading amp Feeding Table for details and install it onto the quadrant using nuts removed Re install the protective cover GIBS ADJUSTMENT There are two main gib screws adjustment for the machine the cross slide gib screws and the top slide gib screws WARNING Make sure the switch 15 in the OFF position and the cord is disconnected from the power sou
8. are in good condition LIST OF CONTENTS QTY FACE F 1 Change 9 4 Chuck sss 1 3 Jaw 1 E Steady 1 F Follow 1 External Jaws for 3 Jaw 3 Dead Center 1 Reduce Sleeve 5 3 1 TEMO ECHTE 1 1 L 4 Way Tool Post 1 M Wrenches 8 10 12 14 17 19 3 Hex Wrenches 3 4 5 6 8 5 Chuck 3 P Screw Drivers Flat amp Cross Head 2 Q Lathe with Chip Tray Not Shown 1 Figure 2 Inventory While doing inventory if you can not find any part check if the part is already installed on the machine Some of the parts come assembled with the machine because of shipping purposes PROPER GROUNDING Grounding provides path of least resistance for electric current to reduce the risk of electric shock PM 112 7VF LB is equipped with a 110 V single phase motor prevent electrical hazards have a qualified electrician ensure that the line is properly wired This lathe is for use on a normal 110 volt circuit Make sure that the appliance is connected to an outlet having the same configuration as the plug an adaptor plug is used it m
9. as shown in figure 36 Figure 36 checking headstock and tailstock alignment Turn approximately 0 025mm off diameter Measure the stock with a micrometer If the stock is thicker at the tailstock end the tailstock needs to be moved towards you to the amount of taper See figure 37 Move tailstock in equal to amount of taper TAILSTOCK Figure 3 Stock thicker at the tailstock end If the stock is thinner at the tailstock end the tailstock needs to be moved away from you to the amount of taper See figure 38 Move tailstock in equal to amount of taper TAILSTOCK Figure 38 Stock thinner at the tailstock end TO MOVE THE TAILSTOCK Make sure the switch is in the OFF position and the cord is disconnected from the power outlet Adjust the tailstock offset to the amount by turning the adjustment screw shown in figure 39 21 Adjustment Screw Figure 39 Tailstock offset adjustment screw Turn another 0 5 off the stock and check for taper Repeat this procedure until the tailstock is aligned with the headstock MAIN SPINDLE BEARINGS main spindle bearings are adjusted at the factory If end play becomes evident after considerable use the bearings may be adjusted Loosen two hex socket cap screws in the slotted nut shown in figure 40 Tighten slotted nut until all end play is taken up The Figure 40 Main spindle bearing adjustment Re tighten the two hex socket
10. cutoff pieces until the saw blade has come to a full stop PM 1127VF LB METAL LATHE SPECIFIC SAFETY INSTRUCTIONS This machine is designed and intended for use by properly trained and experienced personnel only If you are not familiar with the proper use of lathes do not use this machine until proper training and knowledge has been obtained Keep guards in place Safety guards must be kept in place and in working order all the times to ensure safety Keep children and visitors away All children and visitors should be kept at a safe distance from the work area Wear proper apparel Loose clothing gloves neckties rings bracelets or other jewelry may get caught in moving parts Non slip footwear is recommended Wear protective hair covering to contain long hair Do not wear any type of gloves Always use safety glasses For the safety of your eyes safety glasses should be used while operating the lathe Do not use the lathe in dangerous environments Do no expose the machine to rain Do not use the machine in wet locations Check for damaged parts Check for proper alignment of moving parts broken parts and any other conditions that may effect the tools operation Remove adjusting keys and wrenches Remove all the tools used for adjustment before turning the machine on Be careful Do not put your hand close to the cutter while the machine is running Never leave the lathe unattended while it is run
11. for thread cutting In order to achieve certain thread pitches it is necessary to replace the change gears The torque of the work spindle is transmitted to the feed gears and thus to the lead screw Don c remove te knota A RNINGI E n J Figure 9 Gearbox HEAD STOCK CONTROLS EMERGENCY ON OFF BUTTON The On Off button allows to start and stop the machine Figure 10 Emergency ON OFF button FORWARD REVERSE SWITCH After the machine is switched ON turn the switch to F position for counter clockwise spindle rotation forward Turn the switch to R position for clockwise spindle rotation Reverse Turning the switch to O position the spindle remains idle Figure 11 Forward Reverse switch FEED RATE SELECTOR KNOB Use the feed rate selector knob to set the desired feed or thread rates See figure 12 FEED THREAD SELECTOR KNOB For thread selecting shift the knob to the left and for feed selecting shift the knob to the right See figure 12 FEED DIRECTION SELECTOR KNOB Select the carriage travel direction when the chuck is rotating in the forward direction or counter clockwise as viewed from the front of the chuck 11 Selector Knob Figure 12 Gearbox controls VARIABLE SPEED CONTROL KNOB Turn the knob clockwise to increase the spindle speed and counter clockwise to decrease the spindle speed The possible speed range is dependent on the position of the drive belt See f
12. screws and nuts When removing the chuck loosen the hex nuts turn the washer counter clockwise and pull out the chuck See figure 4 STEADY REST The steady rest supports long small diameter stock that otherwise could not be turned The steady rest can also replace the tailstock to allow for cutting tool acces at the outboard end of your work piece To mount the steady rest Secure the steady rest to the lathe bed from below with a locking plate A single cap screw along with a nut and washer hold the steady rest in place as shown in figure 5 Knurled Screw Figure 5 Steady rest TO SET UP THE STEADY REST Make sure the switch is in the OFF position and the cord is disconnected from the power source Loosen the hex nuts shown in figure 5 Loosen knurled screw and open the sliding fingers until the steady rest can be moved with its finger around the work piece Secure the steady rest in position See figure 5 Tighten the knurled screw so that the fingers are snug but not tight against the work piece Tighten three hex nuts shown in figure 5 and lubricate the sliding points with machine oil The sliding fingers of the steady rest shown in figure 5 should receive periodic lubrication when used to prevent premature wear FOLLOW REST The follow rest is mounted on the saddle with two cap screws shown in figure 6 and it follows the movement of the turning tool Only two sliding fingers are required T
13. 4 1 M6x10 M6x16 M8x40 2 6 lt A 12 1 25 12 51102 M8x20 PM 1127VF LB Lathe Tailstock Bed Assembly II 6 NTO t TTI TTI 5 5 lt 6 20 4 22 Shaft 12 13 1 62 6 10 6 15 Pin Pin Nut Spring Brake Block Set Screw Shaft Handle _304 45 Feedashat Pt Hex Socket Cap Screw Description Specification 91 52 53 54 55 PM 1127VF LB Lathe ELECTRICAL BOX ASSEMBLY PM 1127VF LB Lathe ELECTRICAL BOX ASSEMBLY gt O Specification Optional c C clo l 959 e o H 10 20 0922 0 gt 52 2l o OD Slo 9 O Bl S o 5 2 O FE 5 Fam 510 51 9 5 24 SSI Ll 5 93 oj SOS o 9 5 8 3 2 Ww T 2 CN LO CO OF OI OI SE LO CO v7 CN CN 22 CO CO C OD CD PM 1127VF LB Correct label Painting damage Corrosion damage Sc
14. ILO3dSNI d 1 M3AZCTT IN d 90 0 c0 0 00 q 052 20 0 e 4 320451103 Jaybiy 5194199 UHIA ued ui e eJ puids Jo aul 1941829 JO q o puids e 9 ou Jede o puids jo jnouny 1914192 JO 22 jeipes e 9500 jo jnouny WALI NOILO3dSNI d 1 M3AZCTT IN d Precision Matthews MODEL MFG SERIAL NO ITEM G W DIMENSION MANUFACTURED IN CHINA TO WEISS SPECIFICATIONS Precision Matthews Toor MODEL NO MFG SERIAL N W ITEM NO GW DIMENSION MANUFACTURED IN CHINA TO WEISS SPECIFICATIONS
15. Index Base U 2 E L EN x x x x x r m T E m 2 Q 2 Q 2 Lever Lever Lever Shaft Block Screw plug Set Screw Oil Ball Cross Slide plug Hex Nut Block Set Screw Saddle Wiper Plate Screw Wiper Plate Strip Strip Strip Specification M8x30 7 0 8 11 6 20 1 5 0 5 5 3 16 6 10 8 10 M6x30 M4x8 M5x6 M4x18 M8x30 I lt 1127 Lathe Top slide Cross slide Carriage Assembly II Parts No Specification 45 157 5 20 51101 5 10 164 5 20 166 leadscrew 168 Gib ex Socket Cap Screw M12x30 170 ex Socket Cap Screw M8x40 Pin 4x20 Graduated Collar 173 T Bolt M10x30 174 Clamping Ring N O Bolt Hex Socket Cap Screw plug Swivel Base K Gear Set Screw N N M6x16 NIN O ES 4x10 5 lt 5 16 N NIN O O O O O COI A O1 O1 O1 O1 O1 5 S 5 N gt 5 09 9 Z c lt PM 1127VF LB Lathe Apron Assembly PM 1127VF LB Lathe Parts 184
16. Precision Matthews PM 112 7VF LB OPERATOR S MANUAL Keep Read and Understand the Operation Manual and Safety Information Before Operated 5 General Safety Instructions RM eset Lois 3 Specific Safely Instrucllofis oer tuoi tide es ee eee eae 4 ep aed M I PE 5 OE TTL 6 LOU EM SL REL M MeL E C Rud 7 Un Packing Ge dese 7 geli et 8 CRUCK ce ee ROS al Pearse N FOIOW RESI EL rcm 10 crm 10 PIG AGSIOCK qe 10 O 11 Headstock oe Lor Ene e eels Pole oua Deine Tesi 11 I C ccc 12 rfe 12 PET n 12 Lead Screw amp LSA vue 13 qr T 14 COMMONS verse 14 WOSE RU UTE 15 Speed Change 16 Longitudinal Turning with Auto Feed 17 Manual LURING me 17 Facing arid RECESSES ___ _ __
17. RES Variable Speed Switch Headstock ON OFF Switch Forward Reverse Switch 3 Jaw Chuck Four Way Tool Post Tail Stock Quill Lock Lever Tail Stock Tail Stock Hand Wheel Tail Stock Lock Nut Compound Slide Traverse Lever Lathe Bed Thread Dial Indicator lt x sas CHWFADN Iyoz Half Nut Lever Auto Feed Lever Cross Slide Hand Wheel Carriage Hand Wheel Lead Screw Feed Thread Selector Knob Oil Sight Glass Feed Rate Selector Knob Feed Direction Selector Knob Chip Tray Change Gear Protective Cover Threading Feeding Table SETUP Before setting up your machine you must read and understand the instructions given in this manual The unpainted surfaces of this lathe are coated with a rust preventive waxy oil and you will want to remove this before starting assembly Use a solvent cleaner that will not damage painted surfaces WARNING PM 1127VF LB is a very heavy machine do not over exert yourself Use fork truck or other mechanical devices safe moving method When setting up your machine you will want to find an ideal spot where your metal lathe will most likely be positioned most of the time Figure 1 PM 1127VF LB Foot print UNPACKING To ensure safe transportation this machine is properly packaged shipped completely in crates When unpacking carefully inspect the crates and ensure that nothing has been damaged during transit Open the crates and check that the machine and the parts
18. anual and practice safe usage procedures at all times ALWAYS read and understand the NEVER leave tool unattended while it user manual before operating the machine CONNECT your machine ONLY to the matched and specific power source ALWAYS wear safety glasses respirators hearing protection and safety shoes when operating your machine DO NOT wear loose clothing or jewelry when operating your machine A SAFE ENVIRONMENT 15 important Keep area free of dust dirt and other debris in the immediate vicinity of your machine BE ALERT DO NOT use prescription or other drugs that may affect your ability or judgment to safely operate your machine DISCONNECT the power source when changing drill bits hollow chisels router bits shaper heads blades knives or making other adjustments or repairs Is in operation NEVER reach over the machine when the tool is in operation ALWAYS keep blades knives and bits sharpened and properly aligned ALL OPERATIONS MUST BE performed with the guards in place to ensure safety ALWAYS use push sticks and feather boards to safely feed your work through the machine and clamp the work piece when necessary to prevent the work piece from any unexpected movement ALWAYS make sure that any tools used for adjustments are removed before operating the machine ALWAYS keep the bystanders safely away while the machine is in operation NEVER attempt to remove jammed
19. cap screws CAUTION Make sure not to tighten the hex socket cap screws excessively or it will damage the bearing LUBRICATION Lubricate all slide ways lightly before every use with 20W oil WARNING Lathe must be serviced at all lubrication points and reservoirs filled to operating level before the lathe is placed into service Failure to comply may cause serious damage GEARBOX Oil must be up to the indicator mark in the oil sight glass as shown in figure 41 Top off with Mobilgear 627 or equivalent Fill by pulling the plug shown in figure 41 Figure 41 Gear box oil sight glass amp fill plug 22 To drain the oil remove the drain plug the left side of headstock See figure 45 Drain completely and refill after first three months of operation Then change oil in the headstock annually Figure 42 Gearbox oil drain plug CHANGE GEARS Apply a few drops of oil on the gears teeth and avoid getting oil on the pulleys and belt Figure 43 Change gears SADDLE Lubricate the four oil ports A shown in figure 47 with 20W machine oil once daily CROSS SLIDE Lubricate two oil ports B shown in figure 44 with 20W machine oil Figure 44 Carriage and cross slide oil fill ports CROSS SLIDE HAND WHEEL Lubricate the oil port C on the cross slide hand wheel shown in figure 45 with 20W machine Figure 45 Cross slide hand wheel oil port 23 LEAD SCREW Lubricate th
20. ctions and safety features on this machine Failure to do so may cause serious personal injury ensure the carriage controls do not move unexpectedly when the lathe 15 started rotate the feed direction selector knob so that the arrow is pointing to the middle neutral position as shown in figure 21 Figure 21 Feed direction selector knob Connect the cord to the power outlet and turn the machine ON While test running the machine check the following The Emergency Stop amp ON OFF buttons are working properly chuck and jaws are properly secured and working properly While the machine is running turn the variable speed control knob clockwise to make sure it is working properly Let the machine run for 10 minutes at the Low Speed During the test run if there is any unusual noise coming from the lathe or it vibrates excessively turn OFF the power switch immediately and disconnect from the power source Investigate if you can find out the problem with your machine See page 28 for troubleshooting If the machine is running smoothly proceed to the next step Change the belt for High Speed and let the machine run for another 10 minutes See page 16 for details on speed change Turn the machine OFF and turn the Forward Reverse switch to position Turn the machine back ON and make sure the spindle is rotating clockwise reverse WARNING Do not make any adjustments while the mac
21. e provided and fit the reducing sleeve into the spindle taper Mount the work piece fitted with the driver dog between the centers The driver is driven by a catch or face plate See figure 29 Fixed Center 60 E Dog Plate Work piece Living Centre 60 Chuck 4 Flange Dog Driven Pin Figure 29 Turning between centers IMPORTANT Always use a small amount of grease on the tailstock center to prevent center tip from over heating THREAD CUTTING several different threads can be cut using the proper combination of gears and settings IMPERIAL THREAD When cutting inch threads the half nut and threading dial are used to thread in a conventional manner The threading and feeding table on 27 or on the headstock specifies at which point a thread can be entered using the threading dial METRIC THREAD The only difference in metric thread cutting is that the half nut must remain engaged during the entire threading process The thread dial can not be utilized Di Feed Selector Half Nut Indicator Lever Lever Figure 30 nut and threading dial Set the machine up for the desired thread pitch Start the machine and engage the half nut When the tool reaches the end of the cut stop the machine by turning the motor off and at the same time back the tool out off the work piece so that it clears the thread Do not disengage the half nut lever
22. e rotating the spindle 24 28 32 36 40 44 D Keep hands out of moving parts of this machine Do not wear gloves or loose clothes Be sure the key is removed from the chuck and workpiece is completely gripped before rotating the spindle 27 PM 1127VF LB TROUBLESHOOTING Problem _________ PossibleReason Elimination Surface of workpiece is too Tool blunt Resharpen tool Tool springs Feed too high Radius at the tool tip too small Clamp tool with less overhang Reduce feed Increase radius Workpiece becomes coned Centers are not aligned tailstock has offset Top slide not aligned well cutting with Align top slide well Adjust tailstock to the center the top slide Lathe is chattering Feed too high Reduce feed Slack in main bearing Adjust the main bearing Center runs hot Workpiece has expanded Loosen tailstock center has a short edge life Cutting speed too high Crossfeed too high Insufficient cooling Reduce cutting speed Lower crossfeed finishing allowance should not exceed 0 5mm More coolant Flank wear too high Clearance angle too small Increase clearance angle Tool tip not adjusted to center high Correct height adjustment of the tool Cutting edge breaks off Cut thread is wrong Wedge angle too small heat build up Grinding crack due to wrong cooling Excessive slack in the spindle bearing Arrangement vibrations Tool is clamped incorrectly or
23. e is adjustable for angle as well as longitudinal travel It can be adjusted a full 360 if needed See figure 15 TOOL POST A four way tool post is supplied with PM 1127VF LB Cutting tools can be attached and removed by tightening or loosening the clamping bolt See figure 15 Tool Post Top Slide Wheel Figure 15 Carriage controls AUTO FEED SELECTOR LEVER Moving this lever upward engages the automatic longitudinal feed Moving this lever down engages the automatic traverse feed See figure 16 WARNING Do not simultaneously engage the feed lever and the threading lever Doing so will damage the lathe HALF NUT LEVER This lever engages and disengages the half nut on the lead screw The lever is only engaged while turning threads in stock A lockout device feature in the lever mechanism engages when the feed selector is used THREADING DIAL INDICATOR This indicator tells you when to engage the half nut for threading process See figure 16 e E i Feed Selector Half Nut Lever Lever 00008 Figure 16 Carriage controls LEAD SCREW AND FEED SCREW lead screw and feed screw are mounted on the front of the machine bed It is connected to the gear box at the left for automatic feed and is supported by bearing on both ends Figure 17 Lead screw and feed screw 13 TAILSTOCK The tailstock slides on a V way and can be clamped at any locat
24. e oil ports D amp E shown in figure 46 with 20W machine oil once daily Figure 46 Lead screw and feed screw oil ports TAILSTOCK Lubricate the two oil ports shown in figure 47 once daily Figure 47 Tailstock oil ports WARNING Make sure the machine is turned off and the cord is disconnected from the power source before servicing and replacing any components on the machine MAINTENANCE During the life of your machine you will need to practice some regular maintenance to keep your lathe in peak performance condition 1 Treat the machine with care keep it clean and grease and lubricate it regularly Only through good care you can be sure that the working quality of the machine will remain constant 2 Oil grease and cleaning agents are pollutants and must not be disposed off through the drains or in normal garbage Dispose of those agents in accordance with current local environmental regulations Cleaning rags impregnated with oil grease and cleaning wool in a suitable closed vessel and disposed of in an environmentally sound way Do not put them with normal garbage 3 Lubricate all slide ways lightly before every use The change gears and the lead screw must also be lightly lubricated with lithium based grease 4 During operation the chips which fall onto the sliding surface should be cleaned in a timely fashion Frequent inspections should be made to prevent chips from falling into pos
25. ecting the low speed It provides stronger torque while operation 16 LONGITUDINAL TURNING WITH AUTO FEED Set the feed direction selector knob and feed rate selector knob shown in figure 25 to select the feed direction and feed speed Feed Rate Selector Figure 25 Feed rate selector knob feed direction selector Knob and chart Use the chart on the lath for selecting the feed speed or the thread pitch Select the proper gear set if the required feed or thread pitch can not be obtained with the installed gear set Automatic feed is accomplished by moving the auto feed lever up See figure 26 Figure 26 Auto feed selector lever MANUAL LONGITUDINAL TURNING In this turning operation the tool feeds parallel to the axis of rotation longitudinal of the work piece Manual feed is accomplished by turning the carriage hand wheel on the lathe apron or the top slide The cross feed for the depth of cut is achieved using the cross slide See figure 27 Figure 27 Straight turning FACING AND RECESSES In the facing operation the tool feeds perpendicular to the axis of rotation of the work piece The feed is made manually with the cross slide hand wheel The depth of cut is made with the top slide See figure 20 Figure 28 Facing amp dressing 17 TURNING BETWEEN CENTERS For turning between centers it is necessary to remove the chuck from the spindle Fit the MT3 center into the 5 3 reducing sleev
26. has been started grinding the wrong way Wrong pitch Wrong diameter Increase wedge angle Cool uniformly Adjust the slack in the spindle bearing arrangement Adjust too to the center Grind angle correctly Adjust the right pitch Turn the workpiece to the correct diameter Spindle does not activate Emergency stop switch activated Unlock emergency stop switch 28 1127 Lathe Headstock and Driving Assembly PM 1127VF LB Lathe Headstock and Driving Assembly No Description Specification Qty _ _1 1 Lael P 1 _2 2 Sew x0 6 _ 3 Bo 2 _6 6 Spindle 8l Gasket _ 9 Bearings Pt 10 10 Headstock 13 13 Screw M25 2 14 14 Bearing X 2070 1 15 15 X Gase 1 Lue 16 Buh _ 17 17 Gear o 1 18 19 Bet Gates730 1 19 20 SpinePuly 2 20 21 SetSrew 5 12 1 _ 21 22 Washer 2 _ 22 23 Nt _ 23 24 X Sow _ 4 24 25 Bracket 26 27 X Washer _ 4 Hee eee ee IN 28 30 MotrPuly 1 30 32 Headstock 1 31 33 BetCoer 0 34 1 32 34 BracketPlate sss _________ pq _ aam NN _ 1127 Lathe Gearbox Assembly 1127 Lathe Gearbox Assembly 1 No Descripti
27. he place of the third finger is taken by turning tool The follow rest is used for turning operations on long slender work pieces It prevents flexing of the work piece under pressure from the turning tool Set the fingers snug to the work piece and make sure not to over tighten Lubricate the fingers during operation to prevent premature wear Figure 6 Follow rest installed LATHE BED The lathe bed is made of high quality iron and features high cheeks with strong cross ribs ensuring low vibration and rigidity integrates the headstock and drive unit for attaching the carriage and leads crews The two precision ground V sideways are re enforced by heat hardening and grinding to guide the carriage and the tailstock accurately The main motor is mounted to the rear of the left side of the bed Lathe Bed x grec p Figure Lathe bed HEADSTOCK Made from high quality cast iron for low vibration the headstock 1 bolted to the bed with four screws The headstock houses the main spindle with two precision taper roller bearings and the drive unit The main spindle transmits the torque during the turning process and it also holds the work piece and clamping devices Figure 8 Headstock 10 The gearbox is located left side of the lathe and is mounted on the bed It is used to select the feeds for straight turning as well as
28. hine is running Failure to follow this warning can cause serious personal injuries to the operator and damage to the machine 15 SPEED CHANGE The rotating speed of the headstock is controlled by the positioning of the belts on the pulleys These are accessed by removing the protective cover on the end of the headstock Refer to the Threading amp Feeding Table for Lathe on 27 or the plate on the headstock to determine which belt combinations produce what speeds The speed settings available on the PM 1127VF LB are 50 850 RPM and 110 1800 RPM TO CHANGE THE SPINDLE SPEED Unscrew the two fastening knobs shown in figure 22 and remove the protective cover Protective Figure 22 Removing the cover Loosen the four nuts and screws shown in figure 23 and move the motor mounting pulley to release the tension on the belt Once the belt tension is released reposition the belt on the pulleys grooves for high or low spindle speed Screws amp Figure 23 Screws and nuts securing the motor mounting plate Position the belt on the pulleys for high and low speed according to figure 24 The low spindle speed is 50 850 RPM while the high spindle speed is 110 1800 RPM Figure 24 Belt position on the pulleys Once the belt is on the right grooves move the motor pulley back to its position to tension the belt Re tighten the screws and nuts removed IMPORTANT We suggest sel
29. igure 13 Figure 13 Variable speed control knob APRON apron is mounted to the saddle and to the front side of the bed and it houses the half nut with an engaging lever for activating the automatic feed The half nut gibs can be adjusted from the outside SADDLE The saddle is made from high quality cast iron and all sliding parts are smoothly ground to fit the V on the bed without play Carriage Figure 14 Saddle and apron CARRIAGE CONTROLS The carriage allows the cutting tool to move along the length of the lathe bed The cross slide allows the cutting tool to travel perpendicular to the bed The carriage features a top slide which allows linear movement of the cutting tool at any preset angle This section will review the individual controls on the carriage and provide descriptions of their uses LONGITUDINAL TRAVEL HAND WHEEL Turning the longitudinal hand wheel moves the carriage left or right along the bed The control is helpful when setting up the machine for turning when manual movement 1 desired during turning operations See figure 15 CROSS SLIDE HAND WHEEL Turning the cross slide hand wheel moves the cross slide towards or away from the work piece The graduated scale can be adjusted 12 using the same method as the longitudinal scale See figure 15 TOP SLIDE HAND WHEEL The top slide hand wheel controls the position of the cutting tool relative to the work piece The top slid
30. ion The tailstock has a heavy duty spindle and the spindle can be clamped at any location with a clamping lever The spindle is moved with a hand wheel at the end of the tailstock Figure 18 Tailstock Make sure to install the securing screw at the end of the lathe as shown in figure 19 in order to prevent the tailstock from falling off the lathe bed gt Securing g Screw Figure 19 Installing the securing screw on the lathe bed TAILSTOCK CONTROLS TAILSTOCK HAND WHEEL Turning the hand wheel advances or retracts the quill in the tailstock The graduated scale on the hand wheel is adjustable See figure 20 QUILL LOCK LEVER This lock lever locks the quill in position when tightened See figure 20 TAILSTOCK LOCK LEVER Turn this lock lever up to lock and down to unlock the tailstock in position on the lathe bed See figure 20 ADJUSTMENT SCREW This set screw is used to align the tailstock with the headstock See page 20 for details on Center Alignment aa Lock _ Figure 20 Tailstock controls 14 TEST RUN Once you have assembled your lathe completely it is then time for a test run to make sure that the lathe works properly and is ready for operation Remove all the tools used for assembling the machine and make sure all the guards are in place WARNING Before starting the lathe make sure that you have read and understood the manual and you are familiar with the fun
31. ition between the carriage and bed way 5 After the operation every day eliminate all the chips and clean different parts of the machine tool and apply machine tool oil to prevent from rusting 6 Good housekeeping practice should be followed on a daily basis keeping your lathe clean and well lubricated 24 OPTIONAL STAND The Lathe features an optional stand which can be bought separately A B ET Figure 48 Stand inventory LIST OF CONTENTS QTY A Left 1 B Right Cabinet 1 C Connecting Brackets 2 D Mounting Hardware 1 Bag STAND ASSEMBLY Before attaching the brackets to the stands thread the bolts into the holes to break the paint ensuring smooth threading after Connect the left and right cabinet by attaching the brackets to the cabinets and securing those using screws and washers provided Cabinet Brackets Figure 49 Mounting the lathe on the stand Once both the brackets properly secured to the cabinets position the chip tray on the cabinets aligning the holes on the chip tray with the holes on the cabinet Now position the lathe on the stand using a fork truck Align the holes on the machine with the holes on the chip tray and the cabinets Open the cabinets and insert the bolts and washers provided with the stand from the top and tighten the n
32. ng the edge of the mounting shoulder until the chuck and back plate are free of each other and thread back plate onto the spindle Remove about 0 12mm of material from the surface that the chuck mounts to Be careful not to remove any material from the diameter of the shoulder See figure 34 Remove 0 12mm Headstock Figure 34 Turning the back plate Install the chuck onto the back plate and check the run out If the run out is not within an acceptable range it may be necessary to turn a new shoulder on the back plate Before turning a new shoulder measure the diameter of the recess in the back of the chuck accurately Remove approximately one half of the thickness of the shoulder approximately 1 5mm Remove the same thickness off the face of the mounting surface Remove Headstock Figure 35 Turning new shoulder on back 20 finished diameter of shoulder should be 0 025mm larger than the diameter of the recess in the chuck This is a critical step in minimizing chuck run out Re install the chuck and check for run out HEADSTOCK amp TAILSTOCK ALIGNMENT The headstock and tailstock alignment has been adjusted properly in the factory before the machine is shipped to you However after lengthy operation the headstock and tailstock may be out of alignment To check the centers alignment Center drill a 150mm piece of bar stock on one end and position it between the headstock and tailstock
33. ning Do not over reach Keep proper footing and balance at all times Maintain tools with care Keep tools sharp and clean for best and safest performance Follow instructions given the manual for lubrication and replacing accessories Turn the power OFF Before making any adjustments make sure the switch is in the OFF position and the cord is un plugged from the power outlet Make sure you have read understood all the safety instructions in the manual and you are familiar with your metal lathe before operating it you fail to do so serious injury could Occur WARNING The safety instructions given above can not be complete because the environment in every shop is different Always consider safety first as it applies to your individual working conditions Precision Matthews PM 1127VF LB METAL LATHE T FEATURES MODEL PM 1127VF LB 12 x 28 METAL LATHE WITH VARIABLE SPEED As part of the growing line of WEISS metalworking equipment we are proud to offer the PM 1127VF LB a 12 x 28 Metal Lathe with Digital Readout By following the instructions and procedures laid out in this user manual you will receive years of excellent service and satisfaction The PM 1127VF LB isa professional tool and like all power tools proper care and safety procedures should be adhered to 4 1 5 1 1 KW DC90 V 12 3 Amp 4600 r min Swing Over Bed
34. on Specification T ay 1 se car 6 cola Cover Tso 9 cor 1 n Gear Ta 2 54 13 Hex Socket Cap Screw 8 Key E 60 1 185 Ger Te 2 Shah aT e 25 cor 1 St 2e RightPug es 2 mt 2 ___ oes cma 3 9e x 9e _ mr aT Key 4x8 s ot Sk Tso 39 Ke s 42 Se 4 PM 112 VF LB Lathe Gearbox Assembly II 3 gt A lt 5 oO O lt gt lt IT gt lt X X lt 5 5 LO co 2 oz mia Q E Un u un c o sje 2 2191 19 a lt o 6599565 0152 5 D 0 oo eo cien o NIN 59219 e 2 0 lt lt AN LIS 10 10 10 10 to tw co lt
35. rce before making any adjustments Failure to do so can result serious personal injury CROSS SLIDE GIB SCREWS ADJUSTMENT The adjustment gibs are located on the left side of the cross slide To adjust gib loosen the nuts holding the gibs Tighten the gibs until excess movement is eliminated and retighten the nuts See figure 32 Cross Slide Nuts amp Gibs d e Figure 32 Cross slide adjustment gib screws 19 TOP SLIDE GIBS ADJUSTMENT Locate the adjustment gibs on the side of the top slide as shown in figure 36 Loosen the nuts holding the gibs and then tighten the gibs until excess movement is eliminated Once all the gibs are tightened properly retighten the nuts Figure 33 Top slide adjustment gibs screws CHUCK RUN OUT lf your lathe requires a higher level of accuracy you may find it necessary to true up the chuck to ensure minimal run out To check and correct the chuck run out Mount a piece of bar stock in the chuck The stock should protrude approximately 50mm Use a dial indicator and measure the run out at the end of the bar In most cases the amount of run out will not exceed 0 12mm over 50mm which should be accurate enough for most applications If the run out on the chuck is excessive e g greater than 0 15mm the excess run out should be eliminated Start by removing the chuck Remove the bolts securing the back plate to the chuck Tap alo
36. rew tightened Function of top slide Function of cross slide Function of carriage Function of tailstock Lubrication for sliding parts Parallelism of pulleys Spindle adjustment Function of gearbox Function of apron Running test Noise test Leaky test Cutting test Connection tightened Correct electrical elements Earth resistance Insulation resistance Tolerance voltage test Function of F R switch Emergency stop switch Speed control knob Electrical control board 10 Function of speed readout 11 Spindle safety cover 12 Function of motor 1 Correct accessories 2 Correct documents 3 Machine cleanness 4 Credibility antirust 5 Correct mark O1 O O O DO DOD O O O DOD O O 0O O 0O Precision Matthews WW ess MACHINE amp TOOLS Test Record PM 1127VF LB Serial No Date Inspector 001 80 0 E 0S v0 0 052 20 0 q 052 20 0 e 09 520 0 q 0S SZ0 0 IGISSINAAd 4 IWNVH5VIG Jeq 15 1 028 JO Jnouns jeipey ynya Jo noun jeipey apis do 03 ajpuids Jo 1941990 JO oueid ued ui e 04 Jade 2 JO oueid ui e 03 4 JO NO
37. ust be attached to the metal screw of the receptacle 110 Volt Grounded Outlet 3 Grounding Plug Figure 3 110 Volts Outlet PM 1127VF LB WARNING Improper connection of the equipment grounding conductor can result in a risk of electric shock Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded is strongly recommended not to use extension cords with your PM 1127VF LB Always try to position your machine close to the power source so that you do not need touse extension cords When it is necessary to use an extension cord make sure the extension cord does not exceed 50 feet in length and the cord is 12 gauge to prevent motor damage Your 1127 should be wired with a plug having 3 prongs to fit a 3 prong grounded receptacle as shown in figure 3 Do not remove the grounding prong to fit it into a 2 pronged outlet Always check with a qualified electrician if you are in doubt CHUCK 1127 comes equiped with a 125mm 3 jaw chuck a 125mm 4 jaw chuck and a 220mm faceplate he 3 jaw chuck is a scroll type chuck meaning that all three jaws move in union when adjusted while the 4 jaw chuck features four independent jaws The 4 jaw chuck is used to clamp square or unevenly shaped work pieces The chucks feature three hex nut and three set screws for mounting as shown in figure Figure 4 Chuck mounting
38. uts from inside cabinets Figure 50 Lathe mounted on the stand 25 ELECTRICAL CONNECTIONS The Variable Speed Lathe is rated at 1 5 Horse Power Single Phase 110 Volt and 12 3 Amps Use the wiring diagram for connecting the lathe to the main supply Make sure the lathe is properly grounded 8 for details WARNING Connection of the lathe and all other electrical work may only be carried out by an authorized electrician Failure to comply may cause serious injury and damage to the machinery and surroundings WIRING DIAGRAM FOR PM 1127VF LB Limited Switch LO Induction Fu ANN L PE N Readout R F Switch OY OO 2 9 Speed Control Board 26 THREADING amp FEEDING TABLE FOR LATHE METRIC H 60 60 H 50 so 20 75 30 80 50 80 50 80 60 80 70 80 75 75 H 60 H H 60 H 04 06 10 125 15_ 2 0 25 3 Q 80 H 70 H 70 H 80 H 80 H 55 H 60 30 40 50 75 40 50 30 60 30 60 50 75 40 70 60 H 60 H 80 H 55 H 65 H 180 H 80 H 1 it 13 12 14 H 60 50 H 60 60 H GOH 70 H 50 60 70 60 85 50 75 45 50 50 80 45 60 45 85 65 65 60 85 65 85 70 H 9 5 8 19 95 10 11 12 24 40 44 Keep hands out of moving parts of this machine Do not wear gloves or loose clothes Be sure the key is removed from the chuck and workpiece is completely gripped befor
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