Craftex B1979C Owner'S Manual Download | Manualshive

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B1979C – MINI METAL LATHE, 7” X 8”

OWNER’S MANUAL

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Summary of Contents for B1979C

Page 1: ...B1979C MINI METAL LATHE 7 X 8 OWNER S MANUAL ...

Page 2: ...intenance and Operation Page 10 17 Replacement of Chuck Page 11 Replacement of Jaws Compound Rest Adjustment Page 12 Tailstock Adjustment Replacement of brushes Page 13 Tool Post Adjustment Page 14 Automatic Feeding Page 15 Threading Page 16 Operation of Cutting Page 17 Parts Listing Page 18 20 Schematic Diagram Page 21 Warranty Page 22 ...

Page 3: ...immediate vicinity of the machine BE ALERT Do Not Use prescription or other drugs that may affect your ability or judgement to safely use this machine DISCONNECT the power source when changing tool bits NEVER leave an operating tool unattended NEVER reach over the tool when it is in operation ALWAYS keep blades knives or bits sharp and properly aligned ALWAYS keep all safety guards in place and en...

Page 4: ...nent magnet DC motor driven by a synchronous toothed belt The variable speed mechanism allows free adjustment of speed to achieve specific results of the work at hand The Lathe has 2 gears a top high gear and a bottom low gear The range of speed with the high gear is 460 2500 RPM while the low gear ranges from 200 1150 RPM thus making this little machine quite the versatile tool Precision cast iro...

Page 5: ...5 B1979C PACKING LIST ...

Page 6: ...d in try and follow the following instructions 1 Remove the top board and the tip boards first and then twist the 4 bolts off the bottom Look into the accessory bag where you will find 4 rubber feet for the lathe Fix these rubber feet to the lathe with size 6 x 20 bolts see diagram below ...

Page 7: ...tch and the speed control adjustment are in the OFF position Note You will hear a click when the speed control is in the OFF position 6 Plug in the machine to the appropriate 110V outlet and turn the power switch to ON Toggle the direction switch to your desired rotation towards you or away from you and then press the START button The machine is now ready to run Turn the speed dial to the ON posit...

Page 8: ...must be within 4mm 0 16 For the spindle turning at 1000r min in top gear the depth of the feed must be within 2mm 0 079 If the depth of feed is beyond the limits mentioned above then the overload protection device will cut off the electrical supply To ensure your safety please be sure to follow the guidelines and procedures laid out in this manual Additional Remarks ...

Page 9: ...and gears with 10 engine oil The more that this is done the better 2 After use clean out the broken chips and workpieces and any grease or dirt on the bed way Wipe the parts of the machine down and smear the bed way with oil again 3 After heavy long usage of your B1979C apply a high lubricating grease to maintain the spindle bearing 1 Gear Box 2 Power Switch 3 Main Spindle Box 4 Speed Control Knob...

Page 10: ...that the motion of the head and fixture are operating in a smooth and correct manner 3 Check the spindle and swing of machine 4 Check the tightness of each nut and bolt 5 Examine the overall circuit contact point connectors plugs switches 6 If there are any repairs or abnormal maintenance required at the time of your check please contact a licensed professional for aid Replacement of Chuck When re...

Page 11: ...e going to mount them please mount them in ascending order and when taking them out take them out in descending order 3 2 1 one by one After you finish this procedure rotate the jaws to the smallest diameter and make sure there fit is right Compound Rest Adjustment Loosen the two screws as shown in the below figure After you have obtained the angle you want do not forget to tighten them again see ...

Page 12: ...he position or replace the tailstock you need to loosen the nut Replacement of Carbon Brushes Replace the carbon brushes by removing the brush covers both on the motor cover and on the bottom right side of the speed control as shown in the figure below 10A 10B ...

Page 13: ...ng to adjust the tool post position you only need to loosen the lever shown in the below figure B After you have finished be sure to tighten If you are going to replace the work cutter you need to loosen the screws show in the diagram below A ...

Page 14: ...atic feeding procedure When feeding never try to change the feed direction Threading Select the feeding direction selector to the thread direction you desire Then press down on the handle A in the figure below by matching the right calibrations on the thread dial indicator and continue with the automatic threading procedure When threading never try to change the direction ...

Page 15: ...r end If you change the rolling center to the drilling chuck you can start your drilling immediately See figure below Use the chuck to hold the work piece firmly and the cutter to start the lathes face cutting as show in the figure below The edge of the cutter must be at the same height as the center ...

Page 16: ...hanging the tool post angle and adjusting the compound rest you can do internal cutting as shown in the figure below After adjusting the angle of the compound rest you can perform bevel cutting as shown below ...

Page 17: ...17 B1979C PARTS LISTING ...

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Page 21: ...ndy All returned merchandise will be subject to a minimum charge of 15 for re stocking and handling with the following qualifications Returns must be pre authorized by us in writing We do not accept collect shipments Items returned for warranty purposes must be insured and shipped pre paid to the nearest warehouse Returns must be accompanied with a copy of your original invoice as proof of purchas...

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