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Z Axis Conversion.

Z Axis modification can be carried out while machine is on the floor allowing easy access to
mounting bolts and top of machine for stepper mount access etc. Loosen Z Axis gib locking arms and
wind Z Axis so it is at 110mm and lock gibs with side lock screws to hold head unit in place while
modification is carried out.

Tel: 01908 315011

© CNC4YOU LTD All Rights Reserved

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Summary of Contents for MM32L

Page 1: ...SE DAMAGE IF USED WITH NONE COMPATIBLE PRODUCTS SO PLEASE CHECK WITH YOUR SUPPLIER FOR COMPATIBILITY CNC4YOU LTD ALL RIGHTS RESERVED These drawings are supplied as a guide no guarantees are implied or...

Page 2: ...re starting the conversion information is shown in chronological order but some pertinent information can be seen on the following pages for example supporting X Axis bedplate if not removed from the...

Page 3: ...ing easy access to mounting bolts and top of machine for stepper mount access etc Loosen Z Axis gib locking arms and wind Z Axis so it is at 110mm and lock gibs with side lock screws to hold head unit...

Page 4: ...Remove top Black plastic Cap and keep safe for further use including mounting screws Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 5: ...Remove 4 Bolts and retain as used for new Z Axis plate attachment also Z Axis handle Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 6: ...Remove Z Axis handle and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 7: ...Remove 4 screws using allen key Hex key Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 8: ...Remove Gear block and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 9: ...Undo knurled nut and remove being careful to retain Spring and Key shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 10: ...Make sure spring is secure for reassembly Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 11: ...Tape key in place as used for reassembly Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 12: ...with spanner attached can be left so it has been just pinched to give some resistance when rotating head to locate Z Axis drive securing bolts Head is very heavy so if in doubt use an extra pair of h...

Page 13: ...ing mechanism to allow head to rotate this is heavy support at all times If you have left nuts slightly gripping head it will reduce chance of head rotating quickly Tel 01908 315011 CNC4YOU LTD All Ri...

Page 14: ...otate head being careful as very heavy until you can see screws as shown and then tighten head screw as shown next picture to hold head in new position Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 15: ...Tighten as mentioned above to lock head in position Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 16: ...Remove both Allen screws to allow screw mechanism to be removed masking tape used to try and protect paintwork while removing allen screws Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 17: ...Lift up Z Axis top plate until block is visible as shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 18: ...Pull Block out as shown below still holding Z Axis top plate securely and discard block Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 19: ...Pull out Z Axis threaded rod through the top opening and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 20: ...Remove old Z Axis by pulling through top opening as shown Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 21: ...Please locate top plate as shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 22: ...Place spacer collar ring into FK12 bearing block on new Z Axis top plate Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 23: ...Also turn over plate and fit collar to underside of plate as shown Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 24: ...Feed Z Axis Ballscrew through FK12 bearing block as shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 25: ...Screw locking nut onto ballscrew machined side down Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 26: ...Tighten grub screws on locking nut to stop nut unwinding causing backlash Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 27: ...Fit Z Axis Ballnut adapter as shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 28: ...Fit M4 screws supplied and use thread lock to be extra secure Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 29: ...ace ballscrew into top opening and turn 90 degrees and push through opening shown on next picture If tight fit try putting ballscrew block in 180 degree Tel 01908 315011 CNC4YOU LTD All Rights Reserve...

Page 30: ...Make sure ballscrew block is located then slide down so screw holes align with original mounting slot as shown on next picture Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 31: ...ews to secure new Z Axis ballnut mount to head unit as shown below Fit both screws but leave lightly pinched up for now until top plate aligned in the next steps Tel 01908 315011 CNC4YOU LTD All Right...

Page 32: ...Wind down Ballscrew so plate is sitting on casting and make sure all 4 screw holes are aligned before tightening the 2 ballnut screws Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 33: ...Lightly pinch up mounting screw and then tighten both mounting screws below and then tighten these 4 screws using thread lock Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 34: ...Tighten screws fully Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 35: ...ead bolts while securing head from turning and return head to upright position Tighten screws to secure head in its standard working position for CNC machining Tel 01908 315011 CNC4YOU LTD All Rights...

Page 36: ...Refit quill handle making sure return spring is still located as below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 37: ...Fit Z Axis proximity switch bracket with M5 screw provided Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 38: ...Loosely fit Z Axis Nema 23 mount with screws provided then pinch down lightly to allow alignment of stepper when fitting stepper motor Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 39: ...This is final step for Z Axis construction please just pinch screws until stepper motor is fitted and aligned Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 40: ...Wind Y Axis so you get a 20mm overhang from front by 20mm this will allow access for fitting the Ballscrew further into the conversion Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 41: ...Remove Y Axis handle Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 42: ...Remove stop limiting pin Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 43: ...Remove Key if stiff then use a pair of pliers to remove Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 44: ...Remove 4 screws to allow Y Axis threaded to be unwound from retaining nut Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 45: ...Remove Y Axis bearing block and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 46: ...Use a power drill to unwind trapezoidal thread fully and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 47: ...Remove both Hand wheels from each side of the X Axis as shown once removed remove key to allow end plates to be removed Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 48: ...rews from the bearing plates and remove end plate making sure key has been removed from shaft if tight gently tap with a rubber mallet this is done on both sides Tel 01908 315011 CNC4YOU LTD All Right...

Page 49: ...Both ends should look like this for threaded rod to be removed Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 50: ...Slide X Axis so mounting screws access holes are exposed as shown below THIS IS VERY HEAVY SO SUPPORT AS NEXT PICTURE OR REMOVE WHICH IS A 2 MAN LIFT Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 51: ...Simple support but you can use a jack etc if in doubt remove X Axis with help as very heavy Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 52: ...Remove both screws and remove threaded nut from underside Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 53: ...Remove screws to allow rubber gaiter Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 54: ...Take care not to tear rubber gaiter gently prise off using a blunt screw driver etc same for other side Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 55: ...Remove 3 screws holding gaiter to the back of the saddle remove carefully as not to tear rubber Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 56: ...and Adapter block comes pre assembled but two M6 retaining nuts are loose fit as these will be tightened on the machine to allow for alignment when fitted in place Tel 01908 315011 CNC4YOU LTD All Ri...

Page 57: ...Fit assembly to 350mm ballscrew with M5 16mm screws supplied and use thread lock as shown Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 58: ...Finished assembly Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 59: ...2 M6 screws are just lightly pinched and will be tightened when fully installed Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 60: ...Remove 2 screws holding X Axis threaded block and remove threaded rod as one unit Remove threaded rod and discard Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 61: ...X Axis threaded rod removed Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 62: ...Make sure ballscrew is set to 60mm from Adapter block face Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 63: ...Place ballscrew assembly as shown making sure ballscrew is above cast webs ribs Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 64: ...Then move it into place as shown below Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 65: ...Push ballscrew through front face see next picture Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 66: ...Looking at front of machine you should see ballscrew end and push through Y Axis hole Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 67: ...Fit collar to Y Axis FK12 bearing block on both sides Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 68: ...Place new Y Axis FK12 bearing block onto ballscrew Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 69: ...Attach with M6 25mm x 4 screws supplied check top surface is flush with base as arrowed Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 70: ...Fit ballscrew locking nut and tighten grub screws Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 71: ...Make sure Adapter block is fitted correct way up and positioned under saddle to allow top fixing screws to be inserted Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 72: ...Loosen screws to allow Adapter to move before we lock top securing screws these are same ones we removed from the machine Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 73: ...Fit original screws to secure Ballnut adapter Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 74: ...Remove one screw at a time from Adapter block and use thread lock to secure threads and tighten Adapter screws Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 75: ...lied Y Axis stepper mount making sure hole at the back is central to the Ballnut as shown just pinch these until stepper motor fitted and tighten when aligned Tel 01908 315011 CNC4YOU LTD All Rights R...

Page 76: ...n bottom 4 holes M6 are at different heights to allow for casting differences if holes do not align then this will need to be rotated and refitted 180 degrees to allow for different height holes to co...

Page 77: ...arrows show pair which is lower on block and black arrows show higher pair so you can turn ballscrew mount around to centralise in fixing holes shown later Tel 01908 315011 CNC4YOU LTD All Rights Res...

Page 78: ...Use 2 x M4 standard cap head screws as shown and 2 x button head M4 screws with washers as shown supplied 16mm long Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 79: ...Place X Axis ballscrew with mount fitted as shown Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 80: ...flush with saddle and holes are centralised screws fitted for clarity of position the ballnut mount can be turned around if necessary if mounting holes are not centralised Tel 01908 315011 CNC4YOU LTD...

Page 81: ...then a small round file can be used to reduce height so ballnut doesn t interfere and touch underside of the X Axis casting you will need to fit ballscrew and mark where you need to remove metal Tel...

Page 82: ...X Axis can be refitted or slide back into position checking no binding is occurring between ballnut and X Axis bedplate Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 83: ...Fit X Axis spacer block as shown using screws supplied M6 25mm Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 84: ...X Axis spacer is fitted but screws just pinched to allow adjustment when fitting X Axis FK12 bearing block Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 85: ...Fit collars to front and back of FK12 bearing block Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 86: ...Fit X Axis FK12 bearing block to X Axis spacer block and check holes align if not adjust X Axis spacer block until central Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 87: ...Fit X Axis FK12 bearing block onto ballscrew as shown Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 88: ...Slide X Axis FK12 bearing over ballscrew as shown making sure as before collars are fitted front and back Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 89: ...Fit locking nut to ballscrew and tighten grubscrews Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 90: ...Fit X Axis stepper mount as shown fixing screws should be pinched only until stepper motor fitted and aligned Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 91: ...Fit X Axis left hand end plate and Proximity switch holder Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

Page 92: ...Z Axis bearing cap can be modified as shown to cap of the hole left from the removal of Z Axis handle mechanism Tel 01908 315011 CNC4YOU LTD All Rights Reserved...

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