Download warning - Quality Machine Tools
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3UHFLVLRQ0DWWKHZV PM-1127VF-LB 23(5$725 60$18$/ .HHS 5HDG DQG 8QGHUVWDQG WKH 2SHUDWLRQ 0DQXDO DQG 6DIHW\ ,QIRUPDWLRQ %HIRUH 2SHUDWHG G TABLE OF CONTENTS General Safety Instructions................................................................................................. 3 Specific Safety Instructions ................................................................................................. 4 Features .............................................................................................................................. 5 Physical Features................................................................................................................ 6 Set-Up ................................................................................................................................. 7 Un-Packing & Inventory ...................................................................................................... 7 Proper Grounding................................................................................................................ 8 Chuck .................................................................................................................................. 9 Steady Rest......................................................................................................................... 9 Follow Rest ......................................................................................................................... 10 Lathe Bed............................................................................................................................ 10 Headstock ........................................................................................................................... 10 Gearbox .............................................................................................................................. 11 Headstock Controls............................................................................................................. 11 Apron................................................................................................................................... 12 Saddle ................................................................................................................................. 12 Carriage Controls ................................................................................................................ 12 Lead Screw & Feed Screw.................................................................................................. 13 Tailstock .............................................................................................................................. 14 Tailstock Controls................................................................................................................ 14 Test Run.............................................................................................................................. 15 Speed Change .................................................................................................................... 16 Longitudinal Turning with Auto-Feed .................................................................................. 17 Manual Longitudinal Turning............................................................................................... 17 Facing and Recesses.......................................................................................................... 17 Turning Between Centers ................................................................................................... 18 Thread Cutting .................................................................................................................... 18 Change Gears Replacement............................................................................................... 19 Cross Slide Gib Screws Adjustment ................................................................................... 19 Top Slide Gib Screws Adjustment....................................................................................... 20 Chuck Run-out .................................................................................................................... 20 Headstock & Tailstock Alignment........................................................................................ 21 Main Spindle Bearings ........................................................................................................ 22 Lubrication........................................................................................................................... 22 Gearbox .............................................................................................................................. 22 Change Gears..................................................................................................................... 23 Saddle ................................................................................................................................. 23 Cross Slide.......................................................................................................................... 23 Cross Slide Hand Wheel ..................................................................................................... 23 Lead Screw ......................................................................................................................... 24 Tailstock .............................................................................................................................. 24 Maintenance........................................................................................................................ 24 Optional Chip Tray & Stand ................................................................................................ 25 Electrical Connections & Wiring Diagram ........................................................................... 26 Threading & Feed Table for CX701 .................................................................................... 27 Troubleshooting .................................................................................................................. 28 Parts Breakdown & Parts List ............................................................................................. 29 Warranty.............................................................................................................................. 46 2 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 manual and practice safe usage procedures at all times. ALWAYS read and understand the 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 is important. Keep the 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. NEVER leave a tool unattended while it 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 workpiece 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 cutoff pieces until the saw blade has come to a full stop. 3 309)/%0(7$//$7+( 63(&,),&6$)(7<,16758&7,216 EURNHQSDUWVDQGDQ\RWKHUFRQGLWLRQV WKDWPD\HIIHFWWKHWRROVRSHUDWLRQ 7KLV PDFKLQH LV GHVLJQHG DQG LQWHQGHGIRUXVHE\SURSHUO\WUDLQHG DQG H[SHULHQFHG SHUVRQQHO RQO\ ,I \RX DUH QRW IDPLOLDU ZLWK WKH SURSHU XVHRIODWKHVGRQRWXVHWKLVPDFKLQH XQWLO SURSHU WUDLQLQJ DQG NQRZOHGJH KDVEHHQREWDLQHG 5HPRYH DGMXVWLQJ NH\V DQG ZUHQFKHV 5HPRYH DOO WKH WRROV XVHG IRU DGMXVWPHQW EHIRUH WXUQLQJ WKH PDFKLQHRQ .HHSJXDUGVLQSODFH6DIHW\JXDUGV PXVW EH NHSW LQ SODFH DQG LQ ZRUNLQJ RUGHUDOOWKHWLPHVWRHQVXUHVDIHW\ %HFDUHIXO'RQRWSXW\RXUKDQGFORVH WR WKH FXWWHU ZKLOH WKH PDFKLQH LV UXQQLQJ .HHSFKLOGUHQDQGYLVLWRUVDZD\$OO FKLOGUHQDQGYLVLWRUVVKRXOGEHNHSWDW DVDIHGLVWDQFHIURPWKHZRUNDUHD 1HYHUOHDYHWKHODWKHXQDWWHQGHGZKLOH LWLVUXQQLQJ 'RQRWRYHUUHDFK.HHSSURSHUIRRWLQJ DQGEDODQFHDWDOOWLPHV :HDUSURSHUDSSDUHO/RRVHFORWKLQJ JORYHV QHFNWLHV ULQJV EUDFHOHWV RU RWKHU MHZHOU\ PD\ JHW FDXJKW LQ PRYLQJ SDUWV 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DWWDFKLQJWKHFDUULDJHDQGOHDGVFUHZV7KH )LJXUH+HDGVWRFN GEARBOX The gearbox is located on the left side of the lathe and is mounted on the bed. It is used to select the feeds for straight turning as well as 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. 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 “0” position the spindle remains idle. Figure-9 Gearbox Figure-11 Forward / Reverse switch HEAD STOCK CONTROLS EMERGENCY ON/OFF BUTTON: The On/Off button allows to start and stop the machine. 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. Figure-10 Emergency ON/OFF button 11 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. 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 figure-13. 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. Figure-13 Variable speed control knob APRON The 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. 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 is 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 workpiece. 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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 functions and safety features on this machine. Failure to do so may cause serious personal injury. To ensure the carriage controls do not move unexpectedly when the lathe is started, rotate the feed direction selector knob so that the arrow is pointing to the middle (neutral) position as shown in figure21. While test running the machine, check the following: The Emergency Stop & ON/OFF buttons are working properly. The 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 “R” position. Turn the machine back ON and make sure the spindle is rotating clockwise (reverse). Figure-21 Feed direction selector knob Connect the cord to the power outlet and turn the machine ON. WARNING Do not make any adjustments while the machine is running. Failure to follow this warning can cause serious personal injuries to the operator and damage to the machine. 15 63(('&+$1*( 7KH URWDWLQJ VSHHG RI WKH KHDGVWRFN LV FRQWUROOHGE\WKHSRVLWLRQLQJRIWKHEHOWVRQ WKH SXOOH\V 7KHVH DUH DFFHVVHG E\ UHPRYLQJWKHSURWHFWLYHFRYHURQWKHHQGRI WKHKHDGVWRFN 5HIHUWRWKH7KUHDGLQJ)HHGLQJ7DEOHIRU /DWKH RQ SDJH RU WKH SODWH RQ WKH KHDGVWRFN WR GHWHUPLQH ZKLFK EHOW FRPELQDWLRQV SURGXFH ZKDW VSHHGV 7KH VSHHG VHWWLQJV DYDLODEOH RQ WKH 309)/% DUH±530DQG530 72&+$1*(7+(63,1'/(63((' 8QVFUHZ WKH WZR IDVWHQLQJ NQREV VKRZQ LQ ILJXUHDQGUHPRYHWKHSURWHFWLYHFRYHU )LJXUH6FUHZVDQGQXWVVHFXULQJWKH PRWRUPRXQWLQJSODWH 3RVLWLRQWKHEHOWRQWKHSXOOH\VIRUKLJKDQG ORZVSHHGDFFRUGLQJWRILJXUH 7KH ORZ VSLQGOH VSHHG LV ±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or turning between centers, it is necessary to remove the chuck from the spindle. Fit the MT3 center into the 5/3 reducing sleeve (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 figure29. 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 page-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. Figure-30 Half nut and threading dial Figure-29 Turning between centers Set the machine up for the desired thread pitch. IMPORTANT Always use a small amount of grease on the tailstock center to prevent center tip from over heating. 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. THREAD CUTTING Several different threads can be cut using the proper combination of gears and settings. Reverse the motor direction allowing the cutting tool to traverse back to the starting point. 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This is a critical step in minimizing chuck run-out. Re-install the chuck and check for run-out. HEADSTOCK & 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: Figure-37 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. Center drill a 150mm piece of bar stock on one end and position it between the headstock and tailstock as shown in figure36. Figure-38 Stock thinner at the tailstock end Figure-36 checking headstock and tailstock alignment TO MOVE THE TAILSTOCK: Turn approximately 0.025mm off diameter. Make sure the switch is in the OFF position and the cord is disconnected from the power outlet. 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. Adjust the tailstock offset to the amount by turning the adjustment screw shown in figure-39. 21 Re-tighten the two hex socket cap screws. CAUTION Make sure not to tighten the hex socket cap screws excessively or it will damage the bearing. Figure-39 Tailstock offset adjustment screw Turn another 0.5mm off the stock and check for taper. Repeat this procedure until the tailstock is aligned with the headstock. MAIN SPINDLE BEARINGS The 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 spindle should still revolve freely. Figure-40 Main spindle bearing adjustment LUBRICATION Lubricate all slide-ways lightly before every use with 20W oil. WARNING Lathe must be serviced at all lubrication points and all 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. 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Use the wiring diagram for connecting the lathe to the main supply. Make sure the lathe is properly grounded. See page-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. 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Running test 2. Function of apron 1. Function of gearbox III. Active Inspection 7. Spindle adjustment 6. Parallelism of pulleys 5. Lubrication for sliding parts 4. Function of tailstock 3. Function of carriage 2. Function of cross slide 1. Function of top slide II. Mechanical Inspection 4. Screw tightened 3. Corrosion damage 2. Painting damage 1. Correct label I. Visual Inspection ƶ ƶ ƶ ƶ OK ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ OK 4. Credibility antirust 3. Machine cleanness 2. Correct documents 1. Correct accessories V. Final Inspection 12. Function of motor 11. Spindle safety cover 10. Function of speed readout 9. Electrical control board 8. Speed control knob 7. Emergency stop switch 6. Function of F/R switch OK 5. Tolerance voltage test ƶ 5.Correct mark 4. Insulation resistance 3. Earth resistance 2. Correct electrical elements 1. Connection tightened ƶ ƶ ƶ ƶ ƶ OK ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ ƶ PM-1127VF-LB 4. Noise test ƶ OK 5. Leaky test ƶ IV. Electrical Inspection 6. 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