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        Fantasy Machine Manual
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1.       Cylindrical Tools  Copper Maple Phenolic     diams   8mm  13mm  17 mm  Slitting Tools Copper Phenolic        60    Slitting Tool Adapter  Tool Bushings  3 32   1 8  1         2 0 An OVERVIEW    The Fantasy Machine provides multiple axis repeatable positioning for use of cylindrical tools     mandrels      and Slitting tools  disc    grooving    tools      These are the positioning features     Initial Alignment     the faceting Mast is set onto the Fantasy Machine and easily aligned to a     home positions        an initial easily retrievable 0 reference     X  in out  directional positioning     parallel stepping     of the grinding polishing tool  relative to the  workpiece is provided   Dial indicator readout     Y  side to side  directional positioning     parallel stepping     of the grinding polishing tool  relative to  the workpiece is provided   Dial indicator readout         theta     angular  180   of angular positioning  of the grinding polishing tool relative to the  workpiece is provided  The Pivot axis is the 0 0 position    Tweaker     cheating        radial micro adjusting is provided    There are two settable motor positions     Position 1  in line with a cylindrical tool axis   that axis  intersecting the    pivot axis     the axis of horizontal angular positioning    and maintaining in line  reciprocation regardless of 8 angular setting  Position 2 is at 90    for use of grooving type of tool    it allows for setting the slitting tool so that it inter
2.  0 CUTTING INFORMATION    e Avery useful book     an interesting and informative read   confirming that    Fantasy    is close to  carving     is Lapidary Carving for Creative Jewelry by Henry Hunt  It   s new at  25     very worth it     e This is in the    coming soon    category     coming with in a few months  this written in March of 2010       is an instruction book by Dalan Hargrave  Very good news  Dalan is a extraordinary lapidary artist  who is happy to share his expert techniques     a clear writer as his published article have shown     e The various tools would be used with Diamond Powder slurries     coarse diamond for cutting  and  for  polishing  in addition to fine diamond  14K     commonly used by many professionals  50K     used by     perfectionists      Aluminum Oxide slurry or Cerium Oxide slurry can be used  Various oils are used  as Carriers     very commonly  olive oil  a carry over     of the use of olive oil in diamond faceting      Miscellaneous Minor notes       There are inexpensive contact holders available in drugstores     plastic  two compartment  devices  These are very handy     one compartment is used for holding dry powder  the  other holds the diamond oil mix  The hinged lid closes nicely  Use a black marker to  identify the mesh inside     e When using a ball end cutter  straight forward plunging leads to swirl marks  the dead  center isn   t moving much     it   s a dead center all right   Approaching the stone from the  side at some a
3.  stopped and held steady   you need to engage the Reciprocation  Brake  If you wish to do that  BE SURE THAT THE RECIPROCATION MOTOR IS TURNED  OFF to avoid possible damage to the motor which might occur if the Brake is applied while the  motor is trying to run for some extended period of time  Before the Brake is applied you will see  there is an amount of looseness  perhaps 1 8    in the reciprocation direction     Use an Allen Wrench to turn the Brake engaging set  screw CW  a tightening direction    in the picture this  set screw is indicated by the white arrow  This should  not be a firm tightening   the end of this set screw has  been made smooth so as not to bite into reciprocation  platform   its purpose is to just stop movement  it   s a     finger    on the reciprocating platform      To return to reciprocation  release the Brake by turning  the setscrew CCW  a loosening direction  before  turning the Reciprocation Motor ON  as you turn the  setscrew  you will feel when the reciprocation platform  becomes free   ready to be driven by the motor     You might notice that this feature is missing on other views   it is a later added feature  which is  easily added to a machine that does not have it     4 2  Tool drive Motor position     There are two optional positions for the Tool drive Motor  Position One  shown in figure 1  is the position  in which the unit is shipped   and the position in which the initial setup alignment of the Mast to the  machine is made     Pos
4.  symmetry  is craftsman controlled   craftsman     dreamed up     In Fantasy cutting  tools are a major consideration  The number of tools that might be  useful becomes very many  A visit to the workshop of such a craftsman typically reveals a wall of tools  with sizes ranging from very small to very large  of different materials     much of it the result of  experimentation     lt is a situation in which the selections are many  and the choice is growing  It is also a situation in which  we understand that many purchasers of a Fantasy machine have already ventured into this sort of work  and have a collection of favorite tools     Our plan has become that we will supply certain materials     in certain sizes     and include them in a     starters kit     The    standard    materials are copper  maple  phenolic  Right now  the sizes are limited     but  if you need a certain size  contact us  email is best     info ultratec facet com   we will try to   accommodate your need   and if it is not a completely    oddball    size  we may add it to the list of available    sizes      Technically  we can offer other materials     specifically  we ve made and experimented with Zinc and  Corian mandrels  Right now  there   s no    plan    to proceed with standard tools in those materials  but if you  have a strong wish to have a particular tool  again  talk to us about it     we have a desire to support your  efforts in this relatively new field     All in all     faced with the imposs
5. 8 and 3 32     These Tool Bushings have outside  diameters of  625 and fit into the Basic Adapter     This picture shows inserting an Tool Bushing into the  625 diameter hole  of the Basic Adapter  as you can see  the Tool Bushing selected for this  photo has a 1 4    hole     selected to accept the particular tool planned for  use      Push it Tool Bushing in     Align the flat on the Tool Bushing with the set  screw in the Basic Adapter    Tighten the set screw to hold it there     You see that near the leading edge of the Tool Bushing there s a set  screw     available to hold the cylindrical tool       The cylindrical tool is inserted     and  in turn  locked in place with the  setscrew in the Adapter     Mount the Splashguard  and you are ready to proceed           5 1 2 Slitting Tools    Slitting tools are used when the Drive Motor is in Position Two In that position the reciprocation action  is always in line with the peripheral edge of the tool  The reciprocation action remains in line with the  peripheral edge of the tool regardless of the 9 position     The two Angular Tools that Ultra Tec supplies with the kit  one a 45   included angle and the other 60     These mount onto a special Adapter Shaft     The Slitting tools       A slitting tool is selected          Ready the Adapter Shaft and screw  and the wrench  Remove  the screw and set it to the side for a moment       Mount the tool to the Adapter Shaft     carefully and patiently     it   s  a Close fit  to mai
6. Ulta    FANTASY MACHINE    USER   S MANUAL       2648 7   2648 2 Rev4    TABLE OF CONTENTS    INTRODUCTION   1 0 UNPACKAGING THE UNIT   2 0 AN OVERVIEW   3 0 SETTING UP  3 1 The Machine  3 2 Install Dial Indicators 3 3 Install Drip Tank  3 4 Install Splashguard  3  5 Install Lamp   4 0 OPERATION   4 1 The Control Panel   4 1 1 Control of Tool drive Motor   4 1 2 Control of Reciprocation Motor   4 2  Tool drive Motor position   4 2 1 Moving Tool drive Motor position   4 3 The Mast   4 3 1 The Mounting Block   4 3 2 Mounting the Mast    4 3 2 1 Affixing the Rigidizer to the Mast   4 4 Drive Motor Setups   4 4 1 Position 1   the    Home    position  Aligning the Mast to the unit   s working mechanisms   4 4 2 Position 2 Alignment   4 5 Horizontal Positioning     X  Y  8   4 5 1 X Positioning    4 5 2 Y Positioning    4 5 3 0 Positioning   5 0 TOOLS   5 1 Mounting Tools into the Tool drive Motor   5 1 1 Cylindrical tools   5 1 2 Slitting Tools   5 2 CUTTING AND POLISHING TOOLS   6 0 CUTTING INFORMATION    Appendix    INTRODUCTION    The Ultra Tec Faceting Machine has been manufactured since 1966  It displays Ultra Tec   s approach to  equipment design    direct  simple  thorough and non compromising     providing the user with the  precision and repeatability that fine lapidary work requires     The Fantasy machine has been developed at the urging of professional gem cutters  It is based on their     wish list        a list that included mechanisms and controls for almost every p
7. X dimension  making  resetting of the indicator a less likely requirement      At the start of the process  after completing alignment of the Mast to the Tool Drive Motor   set  the first working angle on the Mast  set the working height of the Mast  the Z direction  and  using  the knob  position the stone in relation to the tool  Turn on the Reciprocation Motor so that you  can observe the amplitude of the Tool   s movement  and set the stone   s Y position in relation to it       a non critical judgement call      If you are working with a cylindrical tool  with the Motor in Position One  there is no reason to  engage the Y Indicator  If  however  you are working with the Motor in Position Two  you would  engage the Y Indicator     The Mounting Block has a range of 3     Similar to the X situation  the Indicator has a range of 20  mm  8      Read the part of paragraph 4 5 1 that deals with resetting of the Indictor  if that  becomes necessary   it works the same way as the X position  except that a specific Home  position  as X has  is replaced in the Y direction by a selected reference position  See the second  paragraph of this section  above  for a description of this setting        4 5 3 0 Positioning This controls the angular position of the tool  in the horizontal plane  relative to the  workpiece     Just as X  Y and Z are used to describe  inear directions of positioning  8  the Greek letter    theta    is used    for radial positioning around an axis  We could hav
8. ated in the right rear corner of the Baseplate  The lamp  mounting lock has a snap on design  Pull back the nylon ring  place the lamp onto the stud  and push  down the ring  You will feel the ring snap into the down position  where it holds the lap securely        4 0 OPERATION    4 1 The Control Panel    The electronic control converts AC current to DC  which the motors require  It contains controls for both  motors that are part of the unit  the Tool drive Motor and the Reciprocation Motor  Note that the motor  controls are independent     modifying the running characteristics of one of the motors does not affect the  other one     4 1 1 Control of Tool drive Motor The right side Switch is a two way ON   OFF toggle for the Tool drive Motor  It has a choice for motor direction     UP  for clockwise  CW  rotation of the tool  and DOWN for counter clockwise   CCW  rotation of the tool  The central position of the switch is OFF     The central knob is a speed selector for the Tool drive Motor     most frequently   the tool drive motor is operated at full or close to full speed        4 1 2 Control of Reciprocation Motor The left Knob combines both power and rate control for the  Reciprocation Motor  The extreme CCW position of the Knob is power OFF  Rotation starts and  increases rate as the Knob is rotated CW     4 1 2 1 Setting the Amplitude of the Reciprocation Motor The amplitude     the in line stroke     of  the Reciprocation Motor is variably adjustable  from the maximu
9. e called it    indexing     as it is called on the faceting  Mast  but here  the designation of 8 avoids confusion between those two devices        O positioning is on the Y traveling Plate  and the entire plate moves to any new   setting  The axis of 8  rotation is the centerline of the Pivot Knob which intersects the centerlines of the Tool drive Motor in  Position One and Position Two     and so  this axis is directly associated with the Home 0 alignment     as  the 8 position is moved  the tool remains on the 6 axis     allowing radial features to be centered around a  settable point  8 can be set through a full 180   range   settings in 5   increments are standard  1    increments are available with the HD Protractor mod      Note that when the Y traveling Plate is rotated to a new   position  it carries with it the reciprocation  mechanism     continuing the reciprocation in line with the cutting action     At time of alignment  9 is set at 0    left photo      To change the 8 position  loosen the Pivot  Knob  push in the lever  as shown   that  swings out the detent pin  and swivel the Y  traveling Plate to align the new angular  position  to move the Plate  grip the housing of  the reciprocating motor    move to the new  angular position         NOTE  with the 1   HD Protractor installed  see the pictures below  the detent pin is locked out and  angular position is set visually  using the line on the indicator block  and locked with the Pivot Knob     4 5 3 1 Locking 
10. eads 10 turns  and then 10 more    so you can read 20 mm in all   800      you can  squeeze another millimeter at the end of the scale   When the following paragraph says  set the  indicator to 0 0 it means set the Dial Indicator   s long needle readout to 0 with the inner dial  rotation  counter  at 0        3 2 1 The X Indicator Anvil  left  can be positioned by loosening the black knob at the left side of  the plate   sliding the anvil to the desired position  and then retightening the knob     In setting up  set the X Indicator to 0 0     there is some preloading  even at 0 0  see the  boxed note  above   After initial mounting of the X Indicator  slide the Anvil against the  indicator shaft to get that reading  you just have to get the 0 setting close  because you can     fine tune    the alignment by turning the outer ring of the indicator until the outer O position is  exact      3 2 2 The Y Indicator Anvil  right  can be  positioned by loosening the black knob at  the rear of the Mast Mounting Block     Sliding the anvil to the desired position   and then retightening the knob     At the time of initial setup  this Anvil is  pulled away from the Dial Indicator     not  activated  at least until the Y linear  position of the Mast has been set  Later   when the Y setting  s involved in the  process  slide the Anvil into contact with the Indicator shaft   set it at 0 0        3 3 Install Drip Tank   The Drip Tank post slips into a  black Bushing in the left rear of the R
11. eciprocating  Table  see the picture on right     Place the Drip Tank  onto the post  position the Post into the Bushing   tighten the set screw  and it is ready  The flow rate is  adjusted by turning the valve stem  and the water  shuts off with an easy pressure  Avoid over tightening  the valve  The tank fits snugly  but loose enough for  you to rotate its position        3 4 Install Splashguard    The Splashguard pulls apart     the clear plastic pulls away from the black  mounting disc  Do that        Slip the black piece over the Spindle and set it into the hole     it   s a    slip fit     but fairly snug      Note that the hole through which the motor spindle passes is off center from the outside diameter of the  black piece     it can be set with the hole downward  as in fig 2  or with the hole upward  as in fig 3   or at  positions in between  Those various positions allow you to set the amount of exposure of the Mandrel   providing more or less splash protection     it   s a    judgment    setting that you will make  based on  experience     right now  setting up     hole upward is a good starting point         FIGURE 1 FIGURE 2 FIGURE 3    Set the clear Splashguard in place   press it on over the O ring as in figure 4  Note that there is a pre   installed drain and draintube that extends from the bottom of the clear Splashguard     lead it to an  appropriate drain container     2        FIGURE 4    3 5 Install Lamp    The lamp mounts onto the pre assembled stud loc
12. g plane of the  tool so that it intersects with the pivot axis  providing a retrievable dimension starting point   4 2 1  showed mounting the Drive Motor in Position 2              Insert the grooving tool  Lightly tighten the set screw that holds it   it  will need to slide in and out slightly  as part of the alignment procedure   that is  aligning the cutting plane of the tool with the 9 pivot axis      on  center        Set the Alignment Plate in place   down onto the plate   the back edge  pushed against the face of the Drive Motor Block  Slide it toward the     tool  The V groove in the brass   rod will engage the tool  That V  groove Is on center   manipulate  the tool holder in out until it aligns  in the V groove    you can see it  and feel it  Lock the tool there   it  is on center        This technique will work with ball   shaped or cylindrical tools as well        Looking down   groove tool centered       4 4 2 1 Setting Small shank Tools  The section above described setting Position 2 Home when the  tool to be used is the standard Ultra Tec configuration  What happens when some commonly available  small diameter shank tool is to be used     something that looks like this      a       Insert and loosely tighten the set  screw   when you go through the  alignment procedure  you will need  to adjust the extension of the tool to  set it into the on center position       The extended extension of the tool   since the Tool Bushing is an added element   brings the cutti
13. ge of the Alignment plate  as  in 4 4  figure 4     but keeping the Mast firmly locked to the Mounting Block   drag the Quill along  the top of the Plate toward the notch by rotating C  When the Quill    pops    firmly into the notch      that   s it  Reset the X Home 0     4 5 2 Y Positioning     This is similar to the preceding section on X positioning     except  that in making adjustments   instead of moving the fool   s position  you are moving the Mast   s position  When you turn the  Knob     CW rotation withdraws the Mast from the Tool Drive Motor  CCW rotation moves it closer  to the Tool Drive Motor  What you are actually doing  of course  is adjusting the position of the  Mounting Block which carries Mast  At the end of the alignment process  the Y Indicator was left  disengaged   and there are common conditions  described below  where engagement of the Y  Indicator remains unnecessary     and so remains disengaged  When it is needed  however  the Y  position is set on the Y Dial Indicator      There is no strict    Home 0    position for Y as there is for X  This is because Y positioning is a  matter of user judgement     until a Y feature is added  Once a Y feature is added  that position  can be used as a positioning reference     that is  when that position is selected  the indicator can  be set so that subsequent positions are measured and resettable   An observation  Usually  the  workpiece stone Is significantly narrower in the Y dimension than it is in the 
14. he operation  correctly  If you still experience a problem  communicate with your Ultra Tec representative or with the  factory        Shown with a Mast mounted     how it will look    in use      ABOUT THIS MANUAL    Most Manuals start out by saying    Read this carefully before proceeding     Our advice is to do what you  will probably do anyhow    that is     Browse through this Manual quickly  and then start trying things out      go back to the Manual if something puzzles you     Our reason  This is a complex  but very logical  machine  As a faceter you ll figure it out most of it by just looking at it  For many functions it takes longer  to go through a verbal description than it does to just look at it   and try it  Obviousy  if something feels     too tight     or is    amming     go back to the Manual and read the section you need     1 0 UNPACKAGING THE UNIT  The machine comes in protective packaging which you may want to save  along with its box  in the event  that future shipment or storage is necessary  These are the included items     Please note that the Fantasy Machine is heavy  so you may want someone to help you with lifting it out of  its shipping box  Have a sturdy surface to set it onto  and a cleared place to put it     The Base   the basic machine itself       Two Dial Indicators    Two Rigidizers       LL Drip Tank    Splashguard       Position 1  Alignment Block    Position 2 Alignment Block       Position 2 Spacer Bar    And  Tool Box that includes  
15. ibility of offering  and having in inventory of hundreds of tools     it is better  for us NOT to be a middle man  It is better for you  the user  to purchase directly from the tool suppliers      google them  Here   s a few suggestions       Special materials   that have been very successful in flat faceting        Lightning Laps    and     Batt Laps    have made mandrels available     From the Lightning Lap page         The advantage of the LL   Mandrel is in the ability to have just one lap to do all your   work  just by cleaning and changing the polishing medium  mee a  Your angle integrity is preserved  as there are no lap changes     www lightninglap com             LASCO offers and large array     shapes and sizes   of carving tools   The finest diamond mesh that is available is 600  but we found that  we could take that to a polish  on quartz    using a hard felt bob  see  next   www lascodiamond com     Hard Felt Bobs  The emphasis is on the    hard        the right type to  use  there   s an rock hard  too hard  and a soft  too soft      double  check when you order  Inexpensive     a little runout won t hurt     at  this point  the stone has been formed   let it bounce around   www feltbobs com Use them with a slurry        5 2 1 THE KIT     Included are Cylindrical Tools of Copper  Phenolic  and Maple  in diameters of 8 mm  13 mm  and 17  mm    Included are Slitting Tools of nominal 24 mm diameter of Copper and Phenolic with included angles of  60   and 45       6
16. ition 1 is the    main setup position        and is the position for using  cylindrical mandrels  When the Drive Motor is set into position 1  the  centerline of the mandrel intersects the pivot axis of the 8 motion   and remains in that relationship even if the 8 angle position is  changed  or  if the X or Y linear position is changed     With the motor in Position 1  reciprocation is always in line with the  axis of the Tool drive Motor shaft     in line with the axis of the  mandrel     Position 2 is the position for using slitting and grooving tools  In  Position 2  reciprocation is always in line with the cutting plane of the  grooving tool  and remains in that relationship even if the 8 angle  position is changed  or if the X or Y linear position is changed     In setting up Position 2  there is a procedure for aligning the cutting  plane so that it intersects pivot axis of the 8 motion  It is usually a  good idea to do this alignment since it establishes a 0 Home position  for that tool  Once that alignment is made  the cutting plane intersects the pivot axis even if the 8 angle  index position is changed  or if the X or Y linear position is changed        4 2 1 MOVING MOTOR POSITION     This view of the Motor mount Plate tells the story  Central in the photo  is the Position One Mounting provision  At the upper part of the photo  is the Position Two Mounting provision    Position One has the familiar Ultra Tec    keyhole    mount cutout     and  the Motor housing has 
17. m stroke of 30 mm     over an  inch     to a minimal stroke approaching 0  Commonly  a full stroke is used  and the unit is  shipped that way   but often  because of the length of the particular tool that is being used   less than full stroke is appropriate        The setting is performed by engaging a screw that is visible in  the side    window     as shown  The adjusting screw rotates with  the rotation of the motor     and to perform the adjustment   obviously  the head of the screw must be visible  and so   reachable  in the window  A slow jogging of the motor can bring  the head into view  or          1t Can be positioned by pushing or pulling the Tool drive Motor Plate   it s OK to grip the Motor housing to do this as shown   This method will  not work if the head is located  by chance  in a straight line with the  reciprocation action  at an extreme of the reciprocation   If that  happens  jog the motor so that the reciprocation stroke moves to an   approximate  half way point  and try again        In making the adjustment  CW rotation decreases the amplitude  CCW rotation increases the amplitude    The Reciprocation motor is independent from the Tool Drive Motor   and none of these adjustments have  an effect on the tool drive  and  the Reciprocation motor can be left in a power OFF condition  that is  with  O reciprocation     4 1 2 2       Reciprocation Brake  If you want to use the machine with the reciprocation action turned off    with the reciprocation platform
18. n the black knob  set the dial   retighten the black knob     The    keyhole    cutout accepts the cam lock mechanism of the Mast    Mounting the Mast     The Mast is mounted on the Mounting Block  fitting into the    keyhole slot     in the Block  When doing that  verify that the Mounting Block   s    cheater  dial    is set at 0     in order to retain an easy to remember home setting  point  Perform a visual alignment   just sort of point things in the right  direction  no precision required  and tighten the cam  locking the Mast in  place    There will be an alignment of the    Home     position later        4 3 2 1 Affixing the Rigidizer to the Mast  It is necessary to eliminate lateral swinging of the Yoke  To  do this  a    Rigidizer    is provided     it mounts onto the Mast  Here are the mounting steps     it takes less  than a minute to do     Note that two Rigidizers have been provided  the    RC    Rigidizer for Concave  and the     RF      Rigidizer for Fantasy      The RC is for use in Concave cutting  It allows easy inspection of the added   concave facet     A truncated fron arm allows the raised Quill to swing toward   the user  While the work is being performed  the Yoke is pressed against the  rear arm of the Rigidizer     The RF  for use in Fantasy cutting  completely eliminates Yoke swing and is  suitable for fantasy cutting  where inspections are less frequent and  positioning for easy inspection can be done by rotating the Quill  and then  re   indexing 
19. ng  portion beyond center    it can   t be backed off enough to do the alignment  It is necessary to back off the  Motor itself  and that is provided for  Remove the Motor and set it aside for the moment  Then  here is  the sequence     Get the Position 2 Spacer Bar  Set it in place   engaging the two dowel pins        Slide the Motor into position  firmy  against the Spacer Bar   the rear pins  on the Bar will engage the notches on  the face of the Motor Housing     What you have done is to back off the  Motor  and of course  the tool position  providing space to do the alignment  procedure              Set the Alignment Block into position    firmly pushed back against the face of  the Spacer Bar     Adjust the linear position of the tool   shank  and when it is in position  tighten  the set screw  locking it there  Note that  there is an amount of lateral adjustment  available from the Tool Bushing as well        Note that the same process works with a ball shaped cutter  The ball  makes contact with the V sides on the Rod    The Rod moves in and out   longer or shorter   to manage engagement    with the tool     Again   That took many words  and many pictures  to say     but  again  it is much quicker to do thanl to read       4 5 Horizontal Work Positioning     X  Y  0    4 5 1 X Positioning        4 5 1 1    When you want to adjust the position of the workpiece relative to the  tool in an X direction  you turn the nearby Knob  C      CW rotation of  the knob brings the 
20. ngle or other  provides the same cutting profile  but much swiping action     o Setting a rapid reciprocation is generally advantageous  The side swiping action acts  against the radial grooving that develops in the small contained areas     8 Through much of the process you will probably not be using water or a thin slurry  at  which times you may not want to use the Splashguard  The clear plastic part is easy to  remove and set to the side  Leave the black part in place  it functions to protect the  motor area     Appendix    A  HD Protractor Mod   1901 85  This modifies the  theta positioning increments from the standard 5   to 1     The Kit includes the items shown     lt is a self installable Kit   only a small screwdriver is  needed        
21. ntain good concentricity  Engage the screw and  tighten it snugly     It s ready for mounting to the Tool Drive Motor  Insert the  Adapter into the Basic Adapter  tighten the set screw    The slitting tool is positioned over and in line with the axis of 8  rotation  not always critical  but sometimes desirable           5 1 2 1 Purchased Slitting Tools    For    off the shelf    slitting tools that come with attached shanks      1 8     or 3 32     use the following  procedure     A  After moving the Motor to Position Two  insert the Tool Adapter  the same as used for the  cylindrical tools  with a diameter appropriate for the tool you will be using     lock it     B  Inset the tool  You will have some leeway in setting the linear position of the cutting tool  Lock it  in position with the set screw     5 2 CUTTING AND POLISHING TOOLS    We ve learned that Concave faceting IS strongly related to flat faceting  and is properly called Concave  faceting  A comparatively small number of cylindrical tools  mandrels  accomplish the task  Yes  of  course  it can get pretty    fancy     and there is room for creativity  but still  within faceting design     discipline     A look for concave tools on Internet sites reveals the availability of a number of diameter  sizes  sometimes in inches  sometimes metric      in several materials     Fantasy cutting  on the other hand is a craft much more closely related to carving  Itis Geometric  Carving  in which the symmetry  or purposeful non
22. ossible axis of positioning  It  started out with that complex  but limited goal     making those advanced positioning controls available for     concave cutting     When we were done  however  we found that the equipment could not only do the  enhanced concave cutting originally intended but also    Fantasy stones        essentially  geometric carving     something that allows free rein to the imagination of the user  So   the project became a goal exceeded     The Fantasy Machine has gone through a period of extensive testing     tweaking     modifying     getting it  right  That period included learning     a learning that continues     but clearly  it was time for the Fantasy  machine to be introduced    Fantasy cutting is complex  It   s not    easy        it   s not    fast        it   s not for kids  It is for lovers of lapidary   perhaps better said     imaginative lovers of lapidary   it   s an art form  Enjoy it     ABOUT YOUR FANTASY MACHINE    It is a precision device  but not a delicate device  For maintenance  it only needs normal    wipe it down     cleanliness and reasonable care     Pay attention to safety    there are tools in multiple motion  In general  these are not sharp cutting tools   but sometimes are  and are necessarily exposed  So    treat them with respect     As with any electro mechanical device  there can be occasional problems  and if you experience one   re read the Owner s manual for the function involved  to assure that you are performing t
23. sects the    pivot axis     and it also maintains in line  reciprocation regardless of 8 angular setting     Reciprocation amplitude is adjustable     from very little  including none  to over an inch and  reciprocation rate is adjustable up to 140 CPM     a high reciprocation rate is valuable for  polishing  The Reciprocation Motor is independent of other controls     3 0 SETTING UP    3 1 The Machine     The machine should be placed on a workbench or desk surface  It is fairly  heavy   about 65 pounds   so be sure the workbench is sturdy and you may need assistance in lifting it  to the surface  The machine will need a plug in electrical supply and a container for draining     a gallon  container is adequate     3 2 install Dial Indicators     There are two Dial Indicators  these are shipped unassembled to avoid  damage   As you face the machine  the position at the close left corner is designated    X     the  position at the right side  toward the back  is designated    Y           The two Indicators are identical  Insert each one into its bracket   as shown in the photos  leaving a  small gap     several millimeters   between the round dial case and the bracket     Each of these indicators has an Indicator Anvil to set the indicator reading     Note  The Indicator has an outer dial that the long needle tracks around     one full rotation being 1  mm  capable of very small incremental settings   There is a small inner dial that counts rotations of  the outer dial     it r
24. the 8 Position    When the 9 position is set  it can be  locked by tightening the Pivot Knob  The  standard 5   notches will usually have  sufficient locking force without tightening  the knob  but  if the HD Protractor Mod  is installed  tightening of the Knob is  necessary  In general  finger tightening  is sufficient  but  the knob does have a  side hole for added tightening or  loosening  if desired        A CW angle setting is shown on the  left  a CCW angle setting shown on  the right       5 0 TOOLS  5 1 Mounting Tools into the Tool drive Motor  5 1 1    Cylindrical tools    Cylindrical tools  commonly referred to as    mandrels     are used when the Drive Motor is in Position  One  In that position the reciprocation action is always in line with the axis of the tool  Regardless of the  O position  the reciprocation action remains in line with the axis of the tool and the tool   s rotational axis is  aligned to the rotational axis of the 8 settings     The Basic Adapter is attached to the Motor Shaft  and shipped with the machine     it is not intended for  removal  it has a hole of  625     5 8       625    is a standard shank diameter for some available large  diameter tools  and if one of those tools is used  the tool inserts directly into the Basic Adapter  and is  held there by tightening the set screw     5 1 1 1 Tool Bushings For the many other available tools  with their various shank diameters  a set of  Tool Bushings is provided  with diameters of 3 8 1 4  1 
25. the Home 0 by running the process backwards  An example  suppose you have  performed the resetting and continued working on your stone  and you ve put in your last feature  with the Indicator reading  lets say  4 5 mm  that is  the inner dial now reads 4  and the main dial  now reads   5      and  you   d like to reset to the Home 0 position  Turning the C Knob  return to  the 0     0 Indicator reading  unlock the Anvil and reposition the Anvil so that the indiator reads 0   20  again turning the C Knob  return to the 0 0  That   s it  you are back to Home 0     All of this allows you to return to any particular offset feature position     for modification  polishing   whatever  if you kept track of the Indicator reading where you placed that particular feature     If you get    lost    and need to reestablish the X Home 0     Remember  You took note that when you did the original alignment of the Mast to the tool  the  close edge of the X Traveling Plate was aligned with the close edge of the Baseplate  If you get     lost     perhaps after going through a number of resettings of the X position     and just losing  track   it is helpful to know that edge to edge relationship exists     a sort of    macro    target     You can precisely reset the X home 0 position with this procedure  Using C  move away from  that edge to edge condition by perhaps a half inch  and  referring to Section 4 4  above  set the  Alignment Plate in position  set the Quill of the Mast onto the top ed
26. the Quill position to continue work       Both Rigidizers mount in the same way     Approach from under the Riser Block  The U cutout clears the Leadscrew   Push up     Push it all the way up     and push forward   firmly     against the rear face of  the Yoke        Hold it firmly     tighten the set screws  Feel the Yoke     confirm that it is  rigidly held     The RC     same process     of course  only the rear arm engages the yoke       4 4 Drive Motor Setups   4 4 1 The Position 1    Home    position  Aligning the Mast to the unit   s working mechanisms     Alignment of the Mast to the Drive Motor is quickly and easily done  Alignment     and repeated alignment   if that becomes needed     usually takes about a minute  Here it is  step by step     The Position 1 Alignment Plate       Set the Position 1 Alignment Plate in place   there are two flats on  the motor Spindle that line up with the cutout in the Plate     set those  flats manually into a vertical position  Resting the bottom edge of the  Alignment Plate against the Motor mounting plate surface push the  Alignment Plate over the flats and flush against the face of the Motor  Housing     let go    it will sit there     On the Mast  set the Quill angle at about 90  degrees  Raise the  height position of the Quill so that as the Mast is advanced forward   which is what will happen next  the Quill will pass over the top edge  of the Plate  Using the X adjustment knob  advance the Mast toward  the Alignment Plate un
27. the familiar cam gripping mechanism        In removing the Motor from Position One  loosen the cam lever  pull the  Motor housing forward and up  see the photo            Insertion is the reverse of that action     insert     side back firmly against the     two dowel pins  note that there are two notches in the motor housing that  the pins fit into      and tighten the lever to lock     For Position Two  slide onto the plate from the rear edge  push  forward engaging the two dowel pins that set the location  note  that there are two notches in the motor housing that the pins fit  into       push forward firmly  and tighten the lever to lock   Removal from Position Two is just a reverse of the process     In both positions  the electrical cable will track along        4 3    4 3 1    4 3 2       The Mast  Most often  preparation of the workpiece is done on the standard flat Faceting  Machine  and after the preparation is complete  the Mast  holding the stone  is moved to the  Fantasy unit for further work  in    concave    faceting     as distinguished from    fantasy        that   s  always the case     The Mounting Block  The Mounting Block will hold and position the Mast in the Y direction        The Mounting Block includes a    tweaker        a    cheater     It operates in the horizontal plane     for  fine alignment of a polishing tool relative to a concave facet  if needed  It is analogous to the fine   adjusting    cheater    device on the faceting Mast  To use  loose
28. til the front end of the Quill is a small amount  higher than the top edge  and perhaps a quarter inch past the back  face of the Alignment Block   as shown     Loosen the Base lock on the Mast  slightly  so that the Mast can be  rotated on the Mounting plate  and rotate the Mast so that the Quill   still over the top edge of the Alignment Plate  is to the side of the  notch   by perhaps a half inch  Now  lower the Quill position so that  it comes to a rest on the top edge of the Alignment Plate  and  continue to lower until the angle readout is about 94 degrees     no  precision needed  my 94 6 is OK   Disengage the Angle Stop on the  Mast     back it off     Now  as the Quill rests on the top edge of the Alignment Plate   and  the Base lock of the Mast is slightly loose  holding down the Base of  the Mast  against the top surface of the Mounting Block  rotate it     in  a direction to drag the Quill along the top of the Plate toward the  notch  At some point  the Quill    pops    into the notch     that   s it  you  can adjust the angle to 90    but you don   t have to   it just gives a     feeling    of having completed the task that has already been  completed   It is on center     relock the Mast Base lock  That   s     home     Using the X positioning Knob  move the Mast back to a  working position       That took many words to say     it is much quicker to do than to read     4 4 2 Position 2 Alignment  The Position 2    Home    setup is a matter of aligning the cuttin
29. tool closer to the front edge  CCW rotation  moves it away from the front edge  What you are actually doing is  adjusting the position of the X Traveling Plate which carries the Tool  Drive Motor  The X position is reflected on the X Dial Indicator     At start out     when the Indicator was mounted    it was set toa  readout of 0 0  If for some reason it is no longer 0 0  well  you may  have been fiddling with the machine   that   s fine   reset it there    Notice  by the way  that at this Home 0 setting  the close edge of the  X Traveling Plate is pretty well aligned with the close edge of the Baseplate     that may become  handy information later on      The Traveling Plate has a range of     25 mm  1     from the Home 0 position     so  features as far  apart as 50 mm  2     can be put onto the workpiece     The range of the Dial Indicator is 20 mm   8     so  from its initial setup position     Home 0      an X  offset up to 20 m can be done  That allows for features with up to 40 mm  1 6     of separation on  the stone without resetting the indicator position     For X offsets larger than 20 mm  resetting of the Dial Indicator is needed  To do that   at the end  of the 20 mm stroke  with the Indicator reading 0 and the inner rotation counter at 20  0 20    loosen the knob that holds the Anvil in position and reset the Anvil so that the Indicator again  reads 0 0     lock the Anvil  It is now ready for the setting of new additional offset positions  You  can get back to 
    
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