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Veritas

®

 Mk.II Power Sharpening System

INS-216-02 Rev. G

U.S. Patent No. 6,676,495

Mk.II Power Sharpening

 System

Summary of Contents for Mk.II

Page 1: ...Veritas Mk II Power Sharpening System INS 216 02 Rev G U S Patent No 6 676 495 Mk II Power Sharpening System ...

Page 2: ...does not apply to wearing parts such as abrasives and V belt During the warranty period the defective product will be repaired or replaced without charge or at our option the purchase price will be refunded This warranty does not cover damage caused by misuse or ordinary wear This warranty gives you specific legal rights and you may have other rights which vary from one jurisdiction to another CAN...

Page 3: ...11 Tool Registration 12 Abrasives 12 Micro Bevels 12 Tool Holding 13 Standard Projection 13 Short Projection 13 Skew Chisels 13 Chapter 4 Operation Straight Edged Tools Chisels and Planes 15 How to Sharpen a New Tool 15 Step 1 Lapping 15 Step 2 Create the Primary Bevel 16 Step 3 Create the Micro Bevel 17 How to Resharpen a Tool 17 How to Sharpen a Damaged Tool 17 Buffing Honing 18 To Use 18 Convex...

Page 4: ...ment 25 Appendix A Exploded Assemblies Master Parts List 26 Parts 3 4 Tool Guide Assembly 28 Part 5 Tool Holder Assembly 28 Appendix B Optional Accessory Parts 29 Appendix C General Sharpening Procedures 31 CHISELS 31 Removing the Lacquer 31 Lapping the Face of the Chisel 31 Shaping the Edge 32 When to Resharpen 33 Buffing or Stropping Chisels 34 Utility Bevel Edge Chisels 34 Paring Chisels 35 Mor...

Page 5: ... Drawknife 45 CARVING TOOLS 46 Sharpening Gouges 46 Choosing a Bevel Angle 46 Rounding the Bevel 50 Gouge Tips Fingernail Square End or Swept Forward 51 Truing the Sweep 51 Honing a Gouge 52 Bent Gouges 53 Back Bent Gouges 54 Veining Tools 54 Parting Tools 54 Shaping the Heel 54 Wing Sweep 55 Sharpening Parting Tools 56 Inshaves 56 Scorps 57 Micro Scorps 57 Hook Knives 57 Keeping Carving Tools Sha...

Page 6: ...vi Veritas Mk II Power Sharpening System ...

Page 7: ...otates at 650 rpm Above the turntable are a tool holder and tool guide that make it possible to sharpen blades at specific repeatable bevel angles ranging from 15 to 45 The main components are shown in Figure 1 below to help you with the terminology used throughout this manual Exploded assemblies and parts list are shown in Appendix A Chapter 1 Introduction Figure 1 Main components Platter Retenti...

Page 8: ...ier the cord 5 Wear proper eye protection Everyday eyeglasses have only impact resistant lenses they are not safety glasses Also use a face or dust mask if the grinding operation is dusty Visitors should wear the same protection 6 KEEP CHILDREN AWAY All visitors should be kept a safe distance from work area MAKE WORKSHOP KID PROOF with padlocks master switches or by removing starter keys 7 Wear pr...

Page 9: ...materials to ignite If you are using a Shop Vac or other vacuum for abrasive dust collection remove any combustible material from it e g wood dust and chips before sharpening 26 Never attempt a leading cut with a buffing honing disc Always use a trailing cut so that the disc rotates away from the edge 27 Never adjust the tool guide when the system is running 28 DON T FORCE TOOL It will do the job ...

Page 10: ... has a grounding plug that looks like the plug illustrated in Sketch A in Figure 2 A temporary adapter which looks like the adapter illustrated in Sketch B may be used to connect this plug to a two pole receptacle as shown in Sketch B if a properly grounded outlet is not available The temporary adapter should be used only until a properly grounded outlet can be installed by a qualified electrician...

Page 11: ...iser une rallonge du calibre supérieur Plus le numéro de jauge est petit plus le calibre des conducteurs est élevé 5 Porter la protection des yeux appropriée Les lunettes qu on porte tous les jours sont seulement munies de verres résistants aux chocs ce ne sont pas des lunettes de sécurité Utiliser également un masque facial ou antipoussières lorsqu on procède à un affûtage qui dégage de la poussi...

Page 12: ...fûtage ait atteint le plein régime avant de poursuivre 21 S assurer que la lame n entre pas en contact avec la molette de retenue du plateau lorsqu on met le système d affûtage en marche 22 Lorsqu il n est pas utilisé ranger le système d affûtage dans un endroit sec élevé et hors de portée des enfants 23 Ne pas tirer sur le cordon d alimentation pour le débrancher de la prise Utiliser plutôt la fi...

Page 13: ...dans laquelle il est possible de brancher la fiche de l outil Réparer ou remplacer immédiatement tout cordon endommagé ou usé 2 Outil avec cordon et mise à la terre destiné à être raccordé à un circuit d alimentation dont la tension nominale est inférieure à 150 volts Le présent outil est destiné à être utilisé sur un circuit comportant une prise de courant qui ressemble à la prise illustrée dans ...

Page 14: ...8 Veritas Mk II Power Sharpening System ...

Page 15: ...ing the abrasive Wipe the platter first with a clean rag dampened with methyl hydrate methanol methylated spirits or isopropyl alcohol Mineral spirits is not recommended as it can leave a slightly oily residue Take note that the two platters are different thicknesses One is 3mm thick and the other is 4mm thick Apply the 80x and 100µ micron on opposite sides of the 4mm platter 40µ and 9µ on the 3mm...

Page 16: ...crew To allow the tool guide assembly to be adjusted loosen the locking screw and push the tool guide assembly all the way down so that the tool guide yoke comes to rest on the base and only the 15 mark is visible on the tool guide scale With one hand keep the tool guide rod in contact with the abrasive disc while tightening the screws With your hand off the tool guide rod check by eye that it rem...

Page 17: ...m platter on the turntable with either the 80x or 100µ face up secure it with the platter retention thumbscrew and turn the power on Engage the tool holder with the tool guide rod and apply the bevel edge of the blade to the turntable at the right of the center Position the tool as shown in Figure 9 while moving the blade back and forth and applying a consistent pressure downward on the turntable ...

Page 18: ...rom very coarse to very fine Each grade is suitable for a specific stage of the sharpening process Four different grades are included with each system for use on the turntable They are as follows 80x 180µ zirconia applied to one side of the thick 4mm platter and used for basic shaping of the bevel and grinding out edge damage 100µ 150x aluminum oxide 1µ 1 micron 1 1 000 000 metre applied to other ...

Page 19: ...underside of the tool holder to come into contact with the abrasive platter This is due to the thickness of the blade to be sharpened and applies to chisels only It is not a restriction as short chisels butt or Japanese cannot normally withstand such a low bevel angle Small plane blades such as for spokeshaves and palm planes are much thinner and may be sharpened at 15 with no interference As note...

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Page 21: ...de as shown in Figure 16 Be sure to apply the blade to the moving turntable in the manner shown face first cutting edge last Do not lift up the portion of the blade extending beyond the turntable The purpose is to smooth and polish the face of the blade not to create a bevel Take care not to overheat the blade or loss of blade hardness may result With a large area in contact with the abrasive the ...

Page 22: ...d and the tool loosely clamped in place extend the blade edge until it touches the platter retention thumbscrew as shown in Figure 18 This angle is only for setting purposes all bevel angles shown on the tool guide scale on the tool post are achievable once blade projection is set by either method d If the existing bevel of the tool is to be changed most chisels and planes are sold with a 25 prima...

Page 23: ... 1 to 3 seconds b With the tool still clamped in the holder remove the wire edge formed by applying the face of the blade flat against the rotating 9µ abrasive Position the blade to make a leading cut as shown in Figure 10 If you are not comfortable doing this turn the power off and do it as if using a stone c Repeat the previous two steps 2 to 3 times holding the blade to the abrasive for 1 to 2 ...

Page 24: ...ning disc fabric side up to the turntable in place of the other 3mm platter with the 40µ and 9µ abrasives With the power on apply the blade to the rotating honing disc in the same manner as for regular abrasives but on the left side of the turntable to make a trailing cut Figure 21 Note Honing must be done on the left side of the turntable so that it creates a trailing cut i e it must be a stroppi...

Page 25: ...pproximate position then adjust the tool extension past the guide rod until the desired bevel angle is achieved Wrap a bit of tape around the blade to indicate the amount of extension past the guide rod Hold the tool such that your fingers act as a stop and proceed to sharpen the blade Use fine abrasives for controlled material removal and to ensure the proper shape to the edges of these tools Abr...

Page 26: ...ned by chucking them in a hand drill set to low speed to provide rotation in the process Removing the tool guide assembly will allow access for freehand grinding of larger tools Note When freehand sharpening any tool orient the blade in relation to the direction of the moving wheel so that its edge will not point toward you should you ever lose your grip on it Try to visualize or predict where the...

Page 27: ...led within a year of purchase After installation the working lifetime of the adhesive is lengthened considerably but cannot be accurately predicted due to many variables involved principally temperature and humidity Use Always bear in mind that the lifetime of any sheet abrasive is limited to the thickness of the abrasive mineral applied to the substrate Abrasive action always wears away both the ...

Page 28: ...d andVibration Damping The rubber extrusion applied to the bottom edge of the base significantly reduces sound and vibration It also provides a non skid function for the unit To avoid damaging the extrusion be sure to lift the base when moving it ...

Page 29: ... every stage of sharpening the abrasive must be rotating in a plane parallel to all other stages If this is not the case the bevels created by successive abrasive steps will not coincide This is less of a problem if the 3mm platter with fine abrasive applied is not damaged as the final micro bevel will make the cutting edge perpendicular to the side of the blade Replacement platters are available ...

Page 30: ...gistration The tool is not properly seated against the registration shoulder in the tool holder Sometimes a small bit of dirt glue or a tiny burr is the culprit or as explained above in Micro Bevel and Primary Bevel Not Parallel the tool has shifted b Tapered tool The sides of the tool may not be parallel In this case the edge will be square to the side registered in the tool holder but not to the...

Page 31: ... To fix the problem it is necessary to start again with 100µ abrasive Motor Troubleshooting Drive Train If the V belt jumps off the motor pulley it is probably due to the misalignment of the motor pulley and turntable pulley Check that the pulleys are aligned Place a straight edge across the top surfaces of the two pulleys see Figure 4 If they are not aligned loosen the set screw in the motor pull...

Page 32: ...1 9 100µ Abrasive Disc 1 10 40µ Abrasive Disc not shown 1 11 9µ Abrasive Disc not shown 1 12 80x Abrasive Disc not shown 1 13 Platter Retention Thumbscrew 1 14 Motor Pulley 1 15 V Belt 1 16 Ball Plunger 1 17 Locking Screw 1 18 Registration Jig 1 19 Bevel Gauge 1 20 Power Cord with On Off Switch 1 21 Motor Mount Screw 3 22 Rubber Extrusion 1 23 1 4 20 1 2 Button Head Cap Screw 2 24 1 4 20 3 8 Set S...

Page 33: ...27 Exploded Assemblies Master Parts List 5 3 13 9 7 2 14 24 21 1 6 22 20 19 18 17 16 15 23 4 ...

Page 34: ...tion Qty 1 Tool Holder 1 2 Tool Holder Bar 1 3 Tool Holder Bolt 2 4 Tool Holder Nut 2 5 3 16 Nylon Washer 2 6 Registration Screw 2 Part Description Qty 1 Tool Guide Rod 1 2 Tool Guide Yoke 1 3 Tool Guide Post 1 4 Guide Post Label 1 5 1 4 20 Set Screw 1 6 10 24 1 2 Button Head Cap Screw 2 4 5 1 6 2 3 6 1 5 4 3 2 ...

Page 35: ... 150x 8 Aluminum Oxide Disc 05M30 21 60µ 220x 8 Aluminum Oxide Disc 05M30 22 40µ 320x 8 Aluminum Oxide Disc 05M30 23 20µ 500x 8 Aluminum Oxide Disc 05M30 24 9µ 1200x 8 Aluminum Oxide Disc 05M31 02 Replacement V Belt for serial numbers 3072 and lower 05M31 04 Replacement V Belt for serial numbers 3073 and above 05M30 43 Additional Tool Holder Included with the sharpening system Refer to the label o...

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Page 37: ...hat the tool is still rustproofed Lacquer thinner or paint stripper can be used to remove the lacquer Be sure the thinner does not get on the handle since it can soften some plastics and will strip lacquer off wooden handles Lapping the Face of the Chisel In the condition it comes from the factory the face of the chisel will have grinding marks on it If you did not first lap the chisel but devoted...

Page 38: ...ollowness from side to side If you have a chisel that is slightly hollow from side to side you can stop lapping it as soon as you get the face to approximately the same configuration as most Japanese chisels which are ground hollow on the face see the bottom chisel in the photo above You do not have to be concerned that the edge will eventually reach the hollow portion In the normal sharpening pro...

Page 39: ...t 25 if you wish to The time it takes to do this though is substantial and the performance difference is usually not detectable When to Resharpen There are several ways to tell when you need to resharpen a chisel One is when you notice a difference in use If the wood seems to be getting harder check the chisel Another is to look at the edge under a good light A sharp edge reflects no light But the...

Page 40: ...ut a higher bevel angle on narrower chisels 30 is appropriate Such narrow chisels are seldom used for light paring so this steeper bevel angle is justified for edge retention If you have only one set of chisels you might even consider putting a bevel angle as low as 20 on the largest chisel remembering that if it is used for any light mortising the mallet blows should be light as well Since the la...

Page 41: ...twoods mortise chisels should have a 30 bevel angle for hardwoods a 35 bevel angle These recommendations are averages only The steel in your particular mortise chisels may let you get away with somewhat lower bevel angles or it may be relatively brittle and require somewhat higher angles Your guide is edge failure start at a low bevel angle and increase it only as much as required to prevent the e...

Page 42: ...o achieve as you might think It is simple with square edge chisels because you can set the bevel angle first and then fine tune the squareness afterward With a skew chisel you have far more opportunity to go wrong And this is one case where you do not want to solve the problem with applied geometry If you are using the Veritas honing guide and angle jig you will find that the best way to set the h...

Page 43: ... stone as fine as can be found To finish off the tool put some green buffing compound on the face of a stick and use it on the two bevels just as you would a file It is important to keep the two cutting edges at 90 to the spine of the tool If they are swept backward the heel of the tool will constantly be forcing its way through wood that is not yet free to be released With the wings square or wit...

Page 44: ...ing of craftsmanship generated create one of the magic moments of woodworking Sharpening the blade perfectly is a relatively easy task compared to the fine tuning The production process that is used for most bench planes today seldom creates an end product that is ready for use even if it came with a sharp blade which it usually does not When you buy a new plane you are usually getting a collectio...

Page 45: ...he lever cap The first 1 8 in or so of the lever cap bottom should be lapped on a stone so that it will create a single line of contact with the cap iron or with the blade itself on those models that do not have a cap iron This is important since the lever cap has to fit well to tension the blade in the plane minimizing chatter in use Lapping the Sole When the sole of a plane body is being milled ...

Page 46: ... turning your attention to the bevel After choosing the bevel angle see the discussion of specific types of planes for recommended angles I strongly recommend that you use a honing guide for the bevel shaping process The guide lets you apply greater pressure while holding the exact angle you want and you get better results in less time than with freehand honing As with chisels I recommend putting ...

Page 47: ...y modified jig would be necessary to hold the blade farther up The grind radius can be as little as 11 2 in Jack Planes Jointer Planes and Others 5 6 7 and 8 Most woodworkers use these larger planes jack fore jointer trying and panel planes only for working the edge of stock in which case the blade can be ground and honed perfectly square For use on surfaces wider than the plane you would ease the...

Page 48: ...th a 25 included angle but you would now have reduced your cutting angle from 45 to 35 You are still left with a 10 relief angle which is perfectly adequate for block plane use Possibly more significant you have sharpened the blade of your standard block plane in a manner that will give you a lower cutting angle than someone who sharpens a low angle block plane in a standard fashion 12 bed angle p...

Page 49: ...k bevels should be very short only enough to give you the edge strength that is required In general this means that a back bevel from 1 64 in to 1 32 in is ample If you make the back bevels too long they start to interfere with the fit of the blade in the plane By now you should also have realized that there is a strong argument for low angle block planes Not only can you get the total cutting ang...

Page 50: ...l be used or put another way to the resistance that will be encountered For a kitchen knife used with hand pressure to divide frozen meat 30 should be sufficient For the same knife chopping up chicken or ribs it should have a 50 or 60 included angle at the edge In short it should be sharpened like a cleaver because that is how you are using it Using a Belt Sander I do virtually all kitchen knife s...

Page 51: ...for general shaping than for straight cuts it is often used bevel down so that you can not only cut into the wood but also change direction and cut out as well There is an alternative to this If you put a 15 basic bevel on a drawknife and dub from 2 to 5 off the face of the knife you will find that it is much more maneuverable Only for a very sharp arc would it be necessary to turn the drawknife o...

Page 52: ...e store sharp or dull you know that they will eventually become dull anyway so good sharpening technique has to be developed by every carver Fortunately modern technology has provided a vast array of effective and flexible sharpening materials and systems so the primary problem becomes one of determining what shape you want not so much how to arrive at it Sharpening Gouges The constant refrain of ...

Page 53: ...correct relief angle behind the edge Over the rest of the surface the relief angle is either too great as would be the case at the very deepest point of cut or too shallow which would require compression of the wood for the gouge to penetrate Compare this situation to one where we have part of the bevel on the outside of the gouge and part of the bevel on the inside see Drawing 4 Of course now we ...

Page 54: ...viewed head on 2 Gouge raised to 25 3 Gouge cutting 10 25 bevel Cutting edge Cutting edge Gouge must be tilted to 30 or more to get significant depth of cut Transferring some of the bevel to inside of gouge lowers cutting angle and reduces wedging action Cutting edge Cutting edge 25 15 outside bevel 10 inside bevel 15 5 5 25 15 10 ...

Page 55: ...ou switch from carving basswood to carving cherry and wonder why your tools are suddenly not working the way you expect them to You might find that you have been depending on wood compression to make a number of your best moves and that the much more unforgiving cherry will not let you make those moves Just as you might have to increase the bevel angles to keep edges from crumbling you might have ...

Page 56: ... this case the outside bevel is more of a long gradual curve than a flat bevel You can be sure that this will work better than a flat bevel for most carving requirements The question for personal technique becomes one of deciding the shape of curve you want You will also notice in the example that the 10 interior bevel is much shorter than the 15 exterior bevel This is something you would adjust t...

Page 57: ...ost gouges are not true segments of circles They are more often parabolic in shape This may or may not cause you a problem when you are carving but it will almost always cause you a problem when you are sharpening To deal with the carving aspect first many carvers like to use a roll cut when they are working cross grain or end grain As they push the gouge through the wood they rotate it This has e...

Page 58: ...in contact with the wood is again to make grinding easier If you were grinding a bevel on a gouge that is substantially thicker in some places than in others it is more difficult to keep the edge even The easiest way to trim up the outside is on a belt sander just above the platen as shown in the top right photo on the previous page Honing a Gouge You probably thought that we were never going to g...

Page 59: ... a groove in the face of the same scrap for honing the outside bevel bottom right photo on the facing page It is a highly effective sharpening device that can be made at virtually no cost Dressed with chromium oxide honing compound the strop can be kept at hand when you are carving so that you can give a tool a quick touchup without having to leave your carving station Bent Gouges Bent gouges whic...

Page 60: ... can find a 600x diamond file that is not itself defective it does not take long to true the wing of a parting tool although you will probably not get an ideally shaped V bottom To clean that up I would recommend either a 75mm 3 in feather edge file or a carefully fitted micro finishing abrasive on a steel blank Whatever you do make sure you have the inside of the parting tool dressed properly bef...

Page 61: ...us as the cut was ending the heel could be snapped off in an attempt to lever out of the cut Wings that are square to the axis of the tool are actually swept forward in relation to the bevel so that the heel is not trapped as the tool comes out of the wood For long and deep cuts where there are no sharp curves some carvers like to put a fair amount of forward sweep on the wings so that the chip re...

Page 62: ... For honing use a micro finishing abrasive belt a leather belt with chromium oxide compound or custom made wooden forms charged with chromium oxide compound As with gouges a parting tool will shape its own hone bottom photo on the previous page Inshaves Inshaves have a variety of uses from dressing the inside of barrel staves to forming chair seats Most inshaves sold in North America today come fr...

Page 63: ...in diameter than the hole of the scorp and it should always be passed through in one direction only so that there is a trailing stroke on the edge If you try to run it back and forth in the hole you will cause edge dulling The easiest way to hone the outside of a micro scorp is with a small wooden backed leather strop see the photo below It has just the right amount of forgiveness to prevent putti...

Page 64: ... have them in the shape you want Carving tools do not dull quickly unless they are being forced unnaturally either through excessive mallet blows or because of prying action they are being used carelessly or stored where they can rattle together they are being used on dirty wood they are being used on wood of inconsistent texture Pin knots in spruce cause faster edge deterioration than carving a h...

Page 65: ...s 35 gouges 46 knives 44 low angle block planes 43 mortise chisels 35 narrow chisels 34 paring chisels 35 presets 12 range 1 setting 12 skew chisels 36 straight edged cutting blades general 11 tool guide use 11 tool registration 12 unusual angles 12 Bevel edge chisels 34 Bevel Gauge Veritas 1 11 15 Blade crown grinding 42 edge not square troubleshooting 24 projection 13 twisted troubleshooting 24 ...

Page 66: ...1 11 15 General Sharpening Procedures 31 Gouges anatomy 46 back bent 54 bent 53 bevel angle 46 bevel rounding 50 fingernail 51 freehand sharpening 19 general 46 honing 52 in cannel 49 out cannel 49 sharpening 46 square end 51 sweep truing 51 tips 51 veining 54 Grinding hollow 32 33 safety 3 Guide post lubrication 21 Guide rod alignment 10 assembly 10 26 27 28 Guide tool bevel angles 11 general 1 p...

Page 67: ...planes 41 Paring chisels 35 Parting tools freehand sharpening 19 general 54 heel shaping 54 profile 55 sharpening 56 wing sweep 55 Parts main components 1 master list 26 optional accessory 29 spare 21 tool guide assembly 28 tool holder assembly 28 Planes anatomy 38 bed truing 39 bench 40 bevel angle 40 42 block 41 cap iron dressing 40 crown grinding on a blade 42 dressing 39 fore 41 general 11 38 ...

Page 68: ...tart 11 resharpening 17 33 Short tools 13 Skew chisels 13 36 Smoothing planes 41 Sound damping 22 Spare parts 21 Square edge troubleshooting 24 Stones sharpening knives with 45 Straight edged tools general principles 11 operation 15 quick start 11 Stropping chisels 34 T Table of Contents iii Tool edge not square across troubleshooting 24 holding 13 position 11 18 projection 11 13 registration 12 t...

Page 69: ...chisels 34 V V belt assembly 9 maintenance 21 part 9 26 27 replacement 21 29 tension adjustment troubleshooting 25 Veining tools 54 Vibration damping 22 V tools See Parting tools W Warranty ii Wire edge 11 Z Zirconia abrasives 12 29 ...

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