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Optimum BF20 L Vario, Modification Instructions

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Optimum BF20 L Vario Modification Instructions Download Page 35

OPTIMUM

M A S C H I N E N   -   G E R M A N Y

Modification BF20 to a ball bearing spindle

03 / 08 /  2006

Page 36

Ball bearing spindle assembly and maintenance instruction ; Version 1.4.7

 ©

 2006

D

Illustr.6-28:   Remove spindle

6.0.19

Assembly spindle nut:

Remove the O-Ring on the flat side 
of the aluminum bushing.

CAUTION!

Please make sure that the machine
faced side of the aluminum bushing
is placed upon the spindle!

Illustr.6-29:   Remove O-ring

Illustr.6-30:   Remove O-ring

Pillow block

Spindle

O-ring

O-ring

Aluminum bushing

Summary of Contents for BF20 L Vario

Page 1: ...N G E R M A N Y 3 08 2006 Page 1 Adapter kit BF20 Vario BF20L Vario Version 1 4 7 2006 GB Modification instructions Version 1 4 7 Adapter kit CNC milling machine BF16 Vario BF20 Vario BF20L Vario Kee...

Page 2: ...Installation of step motors 4 1 Wiring X Y Z axis 19 4 2 Assembley X Y Z Axis 21 5 Assembly and maintenance instruction ball bearing spindle 5 1 Assembly 24 5 2 Installation with spindle 25 5 3 Lubri...

Page 3: ...ize Abbildung Illustration Stck Qty 1 Geh use f r Z Achse Driver housing for Z axis 359 0201 BF20CNC 01 1 2 Geh use f r X Y Achse Driver housing for X Y axis 359 0202 BF20CNC 02 2 3 Montagering X Achs...

Page 4: ...Z axis 0357002010 BF20CNC 10 1 11 Schraube Screw GB70 M6 x 45 2 12 Schraube Screw GB70 M6 x 25 1 13 Schraube Screw GB70 M6 x 12 4 14 Zahnriemen Gear belt 359 0211 3M 9 255 Z hne teeth 3 15 Schraube S...

Page 5: ...s Danger Imminent danger that will cause serious injury or death to personal WARNING Risk A danger that might cause serious injury or death to personal CAUTION Danger of unsafe procedure that might ca...

Page 6: ...mum Maschinen Germany GmbH the adapter kit is no longer properly used We do not take liability for any damage caused by improper use We would like to stress that any modifications to the construction...

Page 7: ...he same time Fig 3 1 Handwheel on the left 3 1 3 Remove the rivet of the nonius with a hammer and a small chisel or use a screw driver as chisel 3 1 4 Grind off the relief with an abrasive cloth in or...

Page 8: ...should be positioned as parallel as possible 3 1 9 Mount the pulley of the toothed belt No 6 on the shaft 3 1 10 Fasten the pulley of the toothed belt with the nut and shim of the handwheel 3 1 11 Do...

Page 9: ...3 6 Aline the housing 3 1 17 Fasten the assembly ring with a screw No 11 Fig 3 7 Assembly ring CAUTION Danger by catching or winding up 3 1 18 The right handwheel needs to be disas sembled It is not s...

Page 10: ...at the same time Fig 3 10 Disassembly handwheel Y axis 2 CAUTION Do not fasten the self locking screw with force Allow enough clearance for the spindle air clearance 3 2 3 Mount the pulley of the too...

Page 11: ...Always fasten the screws uniformly so that the housing will not jam 3 2 6 Assemble housing No 2 with screws No 10 3 2 7 The two supporting bushings No 4 need to be inserted between the hou sing and th...

Page 12: ...the Z axis INFORMATION For machines from model 2006 the fastening holes of the housing are already provided in the lid of your machine Therefore it is not required to disassemble the lid with the nut...

Page 13: ...spanner Fig 3 16 Disassemble nut 3 3 5 Unscrew the screws from the lid and remove the lid Fig 3 17 Disassemble lid 3 3 6 Remove the bearings from the lid 3 3 7 In order to avoid soiling put the bearin...

Page 14: ...In order to determine the distance bet ween the holes of the housing simply put the housing on the covering plate and aligne the holes of the housing and of the lid to one another screw hole circle 50...

Page 15: ...holes with a counter sink Fig 3 22 Drill holes 3 3 15 Cut a thread M6 into the lid Make sure that the screw tap is placed at a right angle 3 3 16 Use cutting oil when threading Fig 3 23 Threading 3 3...

Page 16: ...grease as this grease tends to resinify Fig 3 25 Greasing 3 3 19 Mount the covering plate and insert the bearing into the seat of the bearing Grease the bearing Fig 3 26 Covering plate 3 3 20 Uniform...

Page 17: ...the axis 3 3 24 If required detatch the nut a little more if the shaft is too tight Fig 3 28 Clearance of the shaft 3 3 25 Screw the pulley item 5 on the shaft hold the nut with the sickle spanner an...

Page 18: ...from the handwheel Unscrew the four screws of the faste ning and remove the whole handwheel fixture Fig 3 31 Disassemble handwheel 3 3 30 Fasten the lid item 10 with the 4 screws of the handwheel Fig...

Page 19: ...ngine with a cross slot screwdrive Fig 4 1 Open the lid of the step engine 4 1 2 Remove the outer isolation of the cable and make sure that the lower isolation of the single conductor will not be dama...

Page 20: ...ening of the cover plate of the step engine 4 1 9 Connect the cable to the engine and tighten the strain relief 4 1 10 The twisted screening goes with the clamping GND Fig 4 4 Terminal block of the en...

Page 21: ...n the outer edge of the pulley wheel and the housing edge 4 2 2 Leave the measure set on the caliper gauge Fig 4 7 Measure distance 4 2 3 Grease the shaft of the step motor item 17 and apply a little...

Page 22: ...loctite 601 Fig 4 9 Assemble pulley wheel 4 2 6 Put the toothed belt item No 13 on the engine shaft and insert it into the hou sing from the right 4 2 7 Correctly apply the toothed belt on both pulle...

Page 23: ...ing only directly before assembly 5 1 Assembly Thoroughly clean the spindle up to the groove of the thread Remove the retaining ring on the side of the assembly bushing which is not displaced Push the...

Page 24: ...rings so that it is not possible to have it lubricated for life time Oil lubrication For higher speeds of the spindle 500 min 1 there is less heating up with oil lubrication then with grease But the m...

Page 25: ...ntenance instruction Version 1 4 7 2006 D 5 5 Packing list No Axis Designation Item No Illustration pc 1 Z axis Spindle nut Spindle 458 mm Adapter 3574351 1 1 1 2 Y axis Spindle nut Spindle 350 mm 357...

Page 26: ...n 1 4 7 2006 D 6 Modification BF20 to a ball bearing spindle 6 0 1 Screw off hand wheels or step motors as well as pulleys and housings modifi cation instruction CNC on the X and Y axis Illustr 6 1 Ha...

Page 27: ...ly and maintenance instruction Version 1 4 7 2006 D 6 0 2 Loosen nut and disassemble toothed wheel Illustr 6 4 Loosen nut Illustr 6 5 Disassemble toothed wheel 6 0 3 Unscrew the two screws of the cove...

Page 28: ...6 0 4 Pull off the feather key on both sides of the shaft Illustr 6 7 Feather key right hand side 6 0 5 Take off the cover plate beat with a pla stic tip hammer if required Illustr 6 8 Cover plate rig...

Page 29: ...7 2006 D 6 0 7 Loosen the V ledge on the clamping screws and pull off the table to the side Please remove the limit stop on the left hand side of the X axis first Illustr 6 10 Loosen V ledge Illustr...

Page 30: ...earing spindle assembly and maintenance instruction Version 1 4 7 2006 D Illustr 6 13 Take off the table 6 0 8 Unscrew the cab screw of the spindle nut on the X axis and remove the nut with the spindl...

Page 31: ...e assembly and maintenance instruction Version 1 4 7 2006 D 6 0 9 Pull off the V ledge Illustr 6 16 Pull off V ledge 6 0 10 Clean all guidances 6 0 11 Disassemble expansion bellows and unscrew the rub...

Page 32: ...03 08 2006 Page 33 Ball bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D Illustr 6 19 Unscrew rubber 6 0 12 Unscrew pillow block of the Y axis Illustr 6 20 Unscrew pillow blo...

Page 33: ...ll bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D 6 0 14 Loosen cylinder screws and loosen and remove the nut of the Y axis Illustr 6 22 Loosen nut 6 0 15 Loosen and remove...

Page 34: ...mbly and maintenance instruction Version 1 4 7 2006 D 6 0 16 Pull the slide off the Y axis Illustr 6 25 Pull off the slide Y axis 6 0 17 Clean all guideways Illustr 6 26 Clean guideways 6 0 18 Disasse...

Page 35: ...ruction Version 1 4 7 2006 D Illustr 6 28 Remove spindle 6 0 19 Assembly spindle nut Remove the O Ring on the flat side of the aluminum bushing CAUTION Please make sure that the machine faced side of...

Page 36: ...uction Version 1 4 7 2006 D Push the conical nipple with the flat side downward on the spindle Illustr 6 31 Mount conical nipple Illustr 6 32 Mount conical nipple Put the aluminum bushing with the nut...

Page 37: ...ndle by itself Turn the nut clockwise on the spindle If the nut does not run smoothly just turn it back and try again CAUTION Do not force the nut downward as it would be destroyed Illustr 6 35 Screw...

Page 38: ...heck the spindle 6 0 21 Press the joint ring on both sides of the nut Make sure that the groove of the joint ring and the groove of the nut are matching The joint rings need to be assembled with the f...

Page 39: ...ener is rectangular after screwing it on the nut rework it if requi red Illustr 6 40 Screw fastener 6 0 24 Insert the spindle into the Y axis Illustr 6 41 Insert spindle 6 0 25 In order to assemble th...

Page 40: ...A S C H I N E N G E R M A N Y 03 08 2006 Page 41 Ball bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D Illustr 6 43 Screw spindle Illustr 6 44 Secure screws Illustr 6 45 Screw...

Page 41: ...d maintenance instruction Version 1 4 7 2006 D 6 0 26 Oil guidances and remount the table Mount the bearing block of the Y axis and the V ledges Illustr 6 46 Oil guidances 6 0 27 Mount the table of th...

Page 42: ...N Y 03 08 2006 Page 43 Ball bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D 6 0 28 Mount V ledges Illustr 6 49 Mount V ledge 6 0 29 Grease spindle Illustr 6 50 Grease spindle...

Page 43: ...bearing and bearing block 6 0 32 Screw bearing block Illustr 6 53 Screw bearing block 6 0 33 Adjust V ledges Fasten the nut with two screws in the machine In order to better fix the nut slightly turn...

Page 44: ...axis Illustr 6 55 Attach spindle 6 0 35 Push the table on the X axis Push the table of the X axis completely outside then move it slightly in this position and fasten the nut Then make sure that the...

Page 45: ...Page 46 Ball bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D Illustr 6 58 Mount cover plates 6 0 37 Reassemble rubber cover and screw on the limit stop again Illustr 6 59 As...

Page 46: ...nce instruction Version 1 4 7 2006 D 6 0 38 Remount hand wheel or step motors as well as pulleys and housings modifica tion instruction CNC onto the X and Y axis Adjust clearance of the bearings Illus...

Page 47: ...ntenance instruction Version 1 4 7 2006 D 6 0 39 Move the milling head of the Z axis fully upward and clamp it Illustr 6 64 Head of the Z axis 6 0 40 Unscrew the screws of the cover of the Z axis and...

Page 48: ...08 2006 Page 49 Ball bearing spindle assembly and maintenance instruction Version 1 4 7 2006 D 6 0 41 Loosen the three screws or the nut of the milling head and remove the head Illustr 6 67 Loosens s...

Page 49: ...isk of crushing when removing the milling head The milling head is very heavy Illustr 6 70 Remove head 6 0 42 Loosen the clamping of the Z axis and unscrew the screws of the spindle nut Shift the head...

Page 50: ...2006 D 6 0 43 Screw the adapter on the shaft of the Z axis Apply securing mean at the end of thread Illustr 6 73 Apply securing mean Illustr 6 74 Screw on the adapter 6 0 44 Mount the nut on the spin...

Page 51: ...1 4 7 2006 D 6 0 45 Mount the toothed wheel for the hand wheel from the old spindle to the new spindle Illustr 6 76 Mount toothed wheel 6 0 46 Shift the fastener from the back in the guidance of the...

Page 52: ...Screw fastener 6 0 49 If the bearing 3203 2Z is used on the Z axis the cover needs to be turned out on the whole length of a diameter of 40 0 06 mm tight fit and the bearing 3203 2Z needs to pressed i...

Page 53: ...n the Z axis Illustr 6 82 Mount bushing and cover 6 0 51 Fasten the cover and fasten the spindle with the groove nut on the cover Adjust clearance Illustr 6 83 Fasten cover and spindle 6 0 52 Fasten t...

Page 54: ...Mount milling head and refasten it with the three screws respectively nuts Illustr 6 85 Mount head CAUTION Risk of crushing when mounting the milling head The milling head is very heavy 6 0 54 Refaste...

Page 55: ...sponding device as well as the safety information are to be observed Damages due to operator s mistakes may not be accepted as warranty claims Correct use of the devices The products of the company Op...

Page 56: ...ironment and the health of your fellow men The environment and the health are endangered by incorrect dispo sal Recycling of material will help to reduce the consumption of raw materials Your District...

Page 57: ...lowing product Machine type Ball bearing spindle Relevant EU directives EMV Directive 89 336 EWG Low Voltage Directive 73 23 EWG meets the provisions of the aforementioned directive including any amen...

Page 58: ...or similar means and recording in data processing systems neither partial nor total The company reserves the right to make technical alternations without prior notice 8 2 Terminology Glossary Term Exp...

Page 59: ...prescriptions of the instruction for use By intervention of a third party any warranty claim will expire Maintenance work and cle aning are usually not part of the claim of warranty Original spare par...

Page 60: ...up service for our products which extends beyond shipment We would be grateful if you could send us the following information modified settings experiences with the BF20 Vario BF20L Vario Adapter Kit...

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