Arbor and adapter systems

THINKING IN SOLUTIONSThe

THINKING IN SOLUTIONSThe Pokolm arbor systemThe optimal solution for your applicationArbor system Advantages Recommended applications1Arbors for threadconnection, conical• stable standard version• large variety of types and lengths, added flexibilitythanks to extensions and reductions• improved stability through eliminating excess interfaces• machining situations in flat to deepcontours for small tool diameters upto 42 mm2Arbors for threadconnection, cylindrical• slim design• improved stability through eliminating excess interfaces• added flexibility if needed thanks to extensions andreductions• moderate machining depths, inparticular with deeper vertical wallsfor tool diameters up to 42 mm3Reduction sleeveswith MK adapters• MK adapters available as threaded and shrink gripvariants for solid carbide tools• fast and flexible tool exchange• modular system for achieving large machining depths• for standard machining situationswith normal stability and precisionrequirements, for tool diameters upto 42 mm4Arbors for shell typemilling cutters• stable variant, in particular for roughing and finishingoperations in large diameter ranges, with a widevariety of types and lengths• improved stability through eliminating excessinterfaces• flat to deep machining situations inpre-finishing to roughing for tooldiameters from 42 mm to 125 mmand above5Arbors with flatcontact surface• extremely stable hold thanks to flat contact surface• good machining conditions at large depths• improved stability through eliminating excess interfaces• deep to extra-deep machining on SK50tools with particularly high stabilityrequirements for tool diameters from52 mm to over 125 mm6Shrink grip arbors,standard design• slim design with 3° pitch to the arbor collar• direct shrink gripping of all common cylindrical toolshanks• improved stability through eliminating excess interfaces• improved concentricity• can be combined with solid carbide and denseantivibration material adapters• machining situations in narrow spacesfor solid carbide tools up to a 25 mmdiameter, in combination with solidcarbide or dense antivibration materialadapters even up to a tool diameter of42 mm20

Adapters, extensions,collets, drill chucksHollow shank taper HSKTips and practicalinformation7Shrink grip arbors,reinforced design8Arbor system Advantages Recommended applicationsArbors withshrink-gripDuoPlug ® adapters• version with 4.5° pitch to the arbor collar andreinforced shank• direct shrink gripping of all common cylindricaltool shanks• improved stability through eliminating excessinterfaces• improved concentricity• extremely long and slim arbor combinations• greatest possible vibration reduction with solidcarbide rod• DuoPlug ® connection for the highest precisionand concentricity• increased holding forces• machining with increased requirementsfor arbor stability for solid carbide toolsup to a diameter of 20 mm• machining at greater depths withcylindrical walls• roughing operations with high holdingforces• finishing operations with the highestrequirements for surface grade• up to a tool diameter of 25 mmSteep taper SK / BT9Arbors withshrink-grip denseantivibrationmaterial adapters• long and slim arbor combinations• low vibration thanks to dense antivibrationmaterial• with threaded connection, no shrinkingoperations necessary.• machining at greater depths withcylindrical walls• for, narrow, deep molds and dies• Machining situations in which vibrationsnormally occur• for tool diameters up to 42 mmFlat contact surface10Zero reach arbors11ER-20 precisioncollet chucks12Arbors withshrink-grip solidcarbide adapters• due to direct shrink gripping of the DuoPlug ® ,solid carbide, or dense antivibration materialadapter in the arbor cone, cylindrical machiningis possible up to directly under the arbor collar.This provides significant added stability byreducing the distance between the tool andspindle• universal solution for direct clamping of allcommon cylindrical tool shanks, without ashrinking unit• also clamps “uneven” shank diameters andshanks smaller than 3 mm• long and slim arbor combinations• low vibration, thanks to solid dense antivibrationmaterial• with threaded connection, no shrinkingoperations necessary.• machining of especially deep cavities withvertical walls, both with limited space andlimited Z travel paths, with highrequirements for stability and low-vibrationwork• for changing applications• for finishing, pre-finishing, and lightroughing operations• machining at greater depths withcylindrical walls• for, narrow, deep molds and dies• Machining situations in which vibrationsnormally occur• for tool diameters up to 42 mmAccessoriesOrder / request formsSpindle systems / shrinktechnologyAssembly instructions*please note: Zero reach arbors cannot be ordered separately. They are shrunk at the factory with the corresponding solid or dense antivibration material adapter (please indicate the requiredadapter when placing your order) and delivered ready for use.21Index