Aralin 1Contouring strategies para sa external profiles: conventional vs climb milling, lead-in/lead-out, corner treatment, at corner rounding (R5) programmingSumasaklaw sa contouring strategies para sa external profiles sa FANUC VMCs. Inihahalintulad ang climb at conventional milling, tinatalakay ang lead-in at lead-out moves, at pinapakita kung paano i-program ang corner rounding gamit ang R5.
Pagpili ng climb o conventional millingLead-in at lead-out move strategiesCorner treatment at sharp corner reliefProgramming R5 corner radii sa G-codeFinishing passes at spring cutsAralin 2Subprogram structure (M98/M99) at paggamit ng canned subroutines para sa repeated patternsIpinaliliwanag ang FANUC subprograms gamit ang M98 at M99 para sa repeated patterns. Sumasaklaw sa structure, parameter passing, safe entry at exit moves, at pag-oorganisa ng libraries ng reusable machining routines.
Subprogram call syntax gamit ang M98Pagdidisenyo ng subprograms at O numbersPaggamit ng local variables at parametersSafe approach at retract sa subroutinesPag-manage ng repeated holes at pocket arraysAralin 3Standard safety header codes para sa FANUC (G90 G54 G17 G21 G40 G49 G80) at kanilang kahuluganIpinaliliwanag ang standard FANUC safety header codes at kung bakit ginagamit ang mga ito sa simula ng programa. Nililinaw ang bawat modal group, kung paano ito nagi-iwas sa hindi inaasahang pag-uugali, at kung paano i-standardize ang headers sa mga programa.
Layunin ng safety header blockG90 absolute mode at implicationsG54 work offset selection basicsG17 plane, G21 units, at G40 cutter compG49 length cancel at G80 cycle cancelAralin 4Pag-manage ng retracts, safe Z heights, at rapid move limits upang iwasan ang crashesIpinaliliwanag kung paano pamahalaan ang retract moves, safe Z heights, at rapid limits upang maiwasan ang crashes. Binibigyang-diin ang clearance planes, approach strategies, at pag-verify ng paths sa CAM at sa control.
Pagdidisenyo ng safe Z at clearance planesRapid move limits malapit sa fixturesApproach at retract path planningPag-iwas sa collisions gamit ang matataas na clampsDry runs at single-block verificationAralin 5Pocketing strategies para sa rectangular pockets na may corner radii (R3): raster, offset, at adaptive pocketing patternsSumasaklaw sa CAM at manual programming strategies para sa rectangular pockets na may corner radii. Inihahalintulad ang raster, offset, at adaptive patterns, na nakatuon sa tool load, chip evacuation, at surface finish sa FANUC VMCs.
Pagdidisenyo ng pocket geometry at R3 cornersRaster pocketing paths at stepoversOffset pocketing at tool engagementAdaptive pocketing at constant loadEntry moves, ramping, at helical entryAralin 6Mga halimbawa ng facing strategies at pagpapatupad ng spiral o zig-zag facing pattern sa G-codeNag-e-explore ng facing strategies para sa paghahanda ng flat reference surfaces. Inihahalintulad ang spiral at zig-zag patterns, tinatalakay ang tool selection, stepovers, at kung paano ipatupad ang bawat pattern sa FANUC-compatible G-code.
Pagpili ng face mills at cutting parametersZig-zag facing paths at direction controlSpiral facing pattern programmingStepovers, stepdowns, at surface finishEdge overtravel at stock allowanceAralin 7Programming modes: absolute (G90) vs incremental (G91), plane selection (G17), units (G21)Nililinaw ang absolute at incremental programming modes, plane selection, at metric units. Pinapakita kung paano nakikipag-ugnayan ang G90, G91, G17, at G21, at kung paano iwasan ang errors kapag nag-s-switch ng modes sa gitna ng programa.
Absolute mode G90 usage at examplesIncremental mode G91 at applicationsSafe switching sa pagitan ng G90 at G91G17 XY plane selection para sa millingMetric units gamit ang G21 at unit checksAralin 8Best practices para sa program structure at comments upang tiyakin ang clarity at safetyInilalarawan ang best practices para sa pag-oorganisa ng CNC programs upang mapabuti ang clarity at safety. Sumasaklaw sa logical block ordering, section headers, consistent naming, at comments na tumutulong sa mga operator na mag-troubleshoot.
Standard program layout at sectionsNaming conventions para sa tools at offsetsPaggamit ng clear, concise inline commentsPaghiwa-hiwalay ng roughing at finishing blocksEnd-of-program checks at summariesAralin 9Common canned cycles para sa drilling (G81/G82/G83) at kung paano i-program ang dwell, peck, at retract heightsTinutukoy ang FANUC drilling canned cycles G81, G82, at G83, kabilang ang kung paano itakda ang depths, peck values, dwell times, at retract planes. Nakatuon sa safe chip evacuation, tool life, at consistent hole quality.
Syntax ng G81, G82, at G83 cyclesPag-set ng depth, feed, at spindle speedProgramming dwell times gamit ang G82Peck depth at chip break gamit ang G83Retract planes, R levels, at clearanceAralin 10Coordinate systems at work offsets: G54 setup, top-left origin practices, at zeroing Z sa top surfaceInilalarawan ang coordinate systems at work offsets sa FANUC VMCs. Pinapakita kung paano itakda ang G54, pumili ng top-left origin, at i-zero ang Z sa top surface upang gawing simple ang programming at inspection alignment.
Machine coordinates versus work coordinatesPag-set at pag-verify ng G54 work offsetTop-left origin strategy sa VMC tablesZeroing Z sa top surface ng partPag-che-check ng offsets gamit ang edge finders at probesAralin 11Program verification statements at comments para sa operator handoffNakatuon sa pagdaragdag ng verification statements at comments upang ligtas na mapapatakbo ng mga operator ang mga programa. Sumasaklaw sa paglalarawan ng setups, tools, critical dimensions, at in-process checks para sa maaasahang handoff.
Commenting program purpose at revisionPagdokumenta ng tools, holders, at offsetsPaglalarawan ng setups at clamping methodsPag-flagging ng critical dimensions at tolerancesIn-process inspection at pause promptsAralin 12Tool change sequences, spindle on/off, coolant on/off, at M-codes na karaniwang ginagamit sa FANUC controlsIpinaliliwanag kung paano hinahawakan ng FANUC ang tool changes, spindle at coolant control, at ang pinakakaraniwang M-codes. Binibigyang-diin ang safe sequencing, pag-iwas sa collisions, at pagsusulat ng readable, standardized machine-ready programs.
Tool change sequence at safe positionsSpindle start, stop, at speed commandsCoolant on, off, at mist controlCommon FANUC M-codes at meaningsM-code ordering at safety interlocks
