DISLQUTINBES — oncSQRE RE was PARTS LIST FOR ATLAS MILLING MACHINE For Models MFC, MIC and MHC see pages 2 - 8. For Models MFB, MIB and MHB see pages 2 - 8 and 13. For Models MIA, MIA-G, MFA, MFA-G, MHA, and MHA-G see pages 9 and 10. For Models MI, MI-G, MF, MF-G, MH, and MH-G see pages 11 and 12. ATLAS PRESS COMPANY - KALAMAZOO - NuCHIGAN - U.S.A.OPERATING INSTRUCTIONS MILLING MACHINE INSTRUCTIONS MOUNTING MOTOR HP, 1725. RPI motor, ndvction type. (For @ Yo-inch Cither 11OV or 220V cvrrent, Slide pulley on molor shaft 29 thot mall step it next to motor tighten pulley set xrew, Mount motor on motor bate, place bell around smell slap of countershatt pulley and large step of moter pulley, lion Ing motor mil belt is straight anc adjusting motor bose ot High. Belt motor in this postion. IMPORTANT: Me lantion — belt should be jst Hight enough te prover its liping. Mount the Miling Machine 10. @ sturdy level bench, Laval the Miller vsing @ Wis, ebeck with woshers jet until level Fig. 1 Wiring hook-up for Atos motors teouings show thot miler fle is level. Slight veiaions may be cor: recied when tightening mounting bolt tightening ¢och bolt ile ot @ tine, OPERATIONS AND CONTROLS POWER FEED MODEL—see Five 2 ‘A. ARBOR SUPPORT ARM LOCKS — The orbor support ecm is ‘odjsted and held in postion by means of coorcinae locks ecucted by hondle A, 1B. REVERSE TUMBLER LEVER — controls the dlrection of toble travel. Hos three index postions — forward, neutral, and revere . CHANGE-O-MATIC INDEX KNOB — indexes the change goers in four diferent postions. Pull out knob and rotate change geors by Incense lorge knob, located blow index knob, uni index knob Fig. 2 Aller Power Feed Mods! Milling Mochine CHANGE.O-MATIC KNOB {See fig, 7) — rotates chonge gears ING THE CHANGE-O-MATIC DIAL, page 3. Always pull out index knob belore changing feds , UNIVERSAL ORIVE GEAR LOCK NUT — The four table feeds per revolution of spindle ere considered enough for most purpove Other fade ore ob ‘ring diferent geor on the unierial dive shaft in place of ‘4tooth Tooten the lock mut D to take the necessary gear mesh eusiment TABLE FEED HANDLES — vsed to move table by hand. Always F. MICROMETER DIAL LOCK SCREWS — uted fo lock the microm fone thoviendth of on inch trove. Alweys remove back lath before G. KICK.OUT — ovtomatizally dizengager the table tevel when in power feed by tipping kickou! lever H. Kich-ov! may be 1 of any postion long the tobe H. KICK-OUT LEVER — engoges power to the fable, Power is Nnonsmited Yo the table by lowering the aver, ver may be di sngoged ine. CAUTION: Be sure fo diengage lever before tebe raoches te erious domoge moy revll if tble releare gi lock locaed on right side of hee, andthe Iwo loth sews © store positioning table K, TABLE TRANSVERSE HANDWHEEL — controls the forward ond Dbockword moverent of the table, Always release gid lck lected on Tight side of cos slide ond the two locks A before positioning table S16TABLE GIB LOCKS — be sure fo ighten looks om feed not in motion longitvdinal, cross or vertical) CAUTION: The table git lock located on front of saddle, Power Feud Model (MFC), should elwoys point downward to prevent it sriking the lc-ovt. 1. BELT TENSION LEVER — shit lever tothe ight fo tension belt for operation. For belt ogjstnent, see ADJUSTMENTS, port 2, N. BACK GEAR LEVER — engoges botk gears with spinale gears ‘After back geors ate engaged be sure to pull out sliing pin which When back gears are slsengeged be svre siding pin is replaced Inthe lorge spindle gear (©. ARBOR SUPPORT LOCKS — be sure screws ore lightened secutely when sing the eating erbor for milling operations. Always loosen serews when portioning tle MAND FEED MODEL—See Figure 2 ‘See POWER FEED MODEL for controls not listed below. TABLE STOP — can be set anywhere olong the length of the ‘ee desired point. Set acew provider verier LEVER FEED MODEL—See Figure 4 See POWER FEED MODEL for cor P. TABLE STOP — con be TABLE FEED LeveR ruhere clong the length of ied to move fuble for milling opee {ull length of trove The crank 1 TABLE STOP COWARS — regu to length of trovel dotved ard lock col Fig, & Allar Lever Feed Model Milling Machine. ADJUSTMENTS of the Timken Bearing is wilt adjust the beorings 7 "between Ini mines ond on hour to warm vp the This gouty sccompithed ator Ioosening the hex sem 20 BELT TENSION: (2) Spine belt — Two heodess set screws locted on the coun Toke-up bell slo When edjonting theseCoutons Do not have belt foo Tight, fest enough Tension its Sipping BP ABLE AND CROSS SLIDE-—It is very imporont thot the gibson the Joble ond «on side olways Ot snugly ond 8 i cbeen eaiusting_ screws mating ony tecesiory od The. gio screws should olways be’ locked in place wih the hex Pon ‘after edjusiment Ir mode, The table end cru slide should wove With ealaht drag” ofec any” play te prevent, choterng” cue nd rough Snishes wil ese AC'ENEE ~The Tavs Gib shovld olso snugly at oll fines, but moved whet ically. alway The shims ave .O10" thick and made up of (4) -002" end (2 ais Together with a ight Alm of solder and con easily be separated with tite Blade. See Fig, 6. The 001" sige le colored A spwed-ohar located miter shows ot the. tp TABLE FEED PER REV. OF CUTTER Table feed ie the dstonce the table trvels par one revolution of the a The a ds mainty upon the umber of fathom the ‘ater nd for this ‘eoch cate, Tn general, the fer the sme moterat when outer wit ied thon one ith mony Teeth ‘the hardness end type of material also re determining foclrt tobe considered READING THE CHANGE-O-MATIC DIAL Tour deren! table feeds par revolution of caller ore avelable on the Chonge-O-Moic. There feeds are shown in eoth coe under Ml Rp ond the oft ‘minute, Alor the proper [iter speed hor Been obloined in RP. ‘eter to the RF inate RAM. thown. The adjocent number nth tow the: distance the Yoble wil trove i prise spindle sped. By Portion to be millad, the time required for miling con easly be dete here i @ tote! of 20 dierent tole feeds per minute on the ‘D.metie sil. Do not sonfare "Tobie Feed Per Rev, of Cater CUTTER SPEED The cater speed Is the amount of metal removed ieory by the ssi earns i er po mae a ae ee nated by the sce (aia) of the eter, snd of Sue, Otte facts ch ent hardasrt of the mole To be mild 178 (atoning simple rule wil prove practical in most cores for cniving et ihe proper cater apoed in RP (o} Toke the cicumferonce of the clter fo be used, expressed in inchor (Cir. =" 3.1416 dia) and divide iby 12, Then, vide the {uotie! into tne recommended cating speed infest per mine for the Potiuior moterio to be riled see chert bolo}. This will ive the Cutter Speed in apm = Sullee Soe (in Fem) X. 262 the above ele wi laory bet the following lta be heph in consideration when determining cMat ) In Tat hy "hs hordor the motel, the slower should be the Teed per win. CUTTING SPEEDS FOR VARIOUS MATERIALS MATERIAL FEET PER MINUTE Tear iror, 1608" 7040 ‘Mallsbie trom 7595 1020 Sag. 5 7595 1050 SAE. St Joa0 2145 SAE. Sia. 6070 Tool Stel, annealed 50.58 200.350 75.98 400:2500 Sy open the shope fang (Fig. 11 nd 12). tm which cove oe the site should be The smolles! permztoble lo pertorm the operation The larger the eater the more power I tates To dive MILLING OPERATIONS 1, PLAIN MILUNG OF COMMON, SLAB OR SURFACE MILING: picin milling cater tn one which mafees selec pole Yo Tove nthe saing te tle fo the axis of the haliol edges which hove on dv sme plain mil el edge type becavse the fll co ih doer nol contac! The omer and. grodvally ber he workin a sheoringike ‘Scion, thereby resslliog. i. much smoother futting ection” (Soe Fig. 8) ‘Another type of caller which falls under ‘he plein miling eater clvsifeation ie the inet iting Fig. 8 — SUABBING. Ths cater i wee for the fllowing opertion: siting ond slong, ‘ottng small keywoys (Fig. 10), ond coll operations 2 SIDE MILLING: In side miling, the sider of Tho cuter cat ot wall'ar the fore. Therefore, the caer is similar in Gesian To Ihe pein Iiling cater aacept forthe adional teth on the sie, Ths caller > Sed or such operations 1 slotting, grooving, eting Reywar, ee (See Fig, 21-) Side milling caters place ‘eon them permits two" sides of the work aown o¢ "straddle milling, {see Fig. 9.1 i a combination of side ond plain mil Ing eater ore seed on Ine arbor ot the 2, T-SLOTIING. to confess a Talet cater wilh. keywoyTesop cutter has cutting teeth on the sides as wall as the face while ‘the kayway cutter has feth only on the fa 4. CUTTING KEYWAYS:—Woodraff keyways ate cut with « ‘cates The cutter ie brought down into te wor to the desired Uefih The depth of the cut, of course, dopends upon the site of the nyweaye Bring the work, after it hor boon mourted propery, so fst fouches the cutat. Titan the gib locks on the Table snd cross slide. Set the micrometer dial on the knee it shall to the sare reading By wetehing this dal at the work is advanced the corect depth of cut can be determined, To cut a teyway along the entire length of « shat, a side mil i seed If the bayway is nob very deep, 2 sliting sew may be ute tH oerpe Using an Usnga Suita Saw | faa" bull” Fig, 10 Since « slitting sew has no cutting ages on the sides much friction M ofthe cater ond the work Therefor “owe a alting saw due to the shape of imple, shaft with two diferent darters but only the smaller Tete be keywayed. The cutter would cut perly ‘nfo the Inger Tamater portion of the work at approached the end of the cut. 5. DOVETAIL CUTTING: ing it fn neceseay to use a ite ‘ale fo ‘® double site tame fine ‘When cutting i, (see 2}. is advisable Yo, ist mill the top face of the wort and then mill the ides Fig. 1I—DOVETAILING ‘with a side mil to the proper with. Finch the Job with the dovetail Cutter, Fist cut the one aide, Thea, without moving the work forward for backward, rate of lover the work, depending upon whieh sde was Fig. (2 the rotation of the cuter, mill the fiat and without changi side by fending thew ep Fig. 13-BORING Fa. 4 4 BORING:—For boring, « special a with an imarted cutting bit is uted (See fig. 14) the work can be bored 0d of the miller, the use of «short shank arbor is permisible (see fig. 13): otherwise the ‘length se tha the can be used to support the other end. clote to the he Fig. 15 DRILLING - LAYOUT 1. DRILLING - LAYOUT: — By using » chuck mounted on the ciler spindle and « center dil, work can be accurately pro pered for ding. (Seo Bg. 15. 8. GEAR CUTTING:—For gear cutting operations (100 fig. 18), formed 9 fers ate used. The shape of the cutter teeth, of course, depend upon the pitch of the toath which are going to be cut. The Indes center attachment is recommended for this miling operation, See catalog Fig, 16 GEAR CUTTING HOLDING THE WORK 7 1d directy Yo theming ro of such various sizes and Inarucions cam be [oo Clamp Bar, ne Z. Pr) _ Blocks saggestons a Given bere, which fray’ be of ome fap The V grooves in the table fa clamping ack VERY IMPORTANT: block should passe ‘si so ‘otherwise, it ie ited, the lamp bit wil pul of fo one fide and may ula the table Fig. 18 telah Square stock may slio be clamped in the V slots ‘Another type of ouning for round stock thie cove aque led that." An suiliary veo block {able trav Note that trough the vee block and pleced eat ‘tant fom work 19 that each bol fk fan equal shave of th pul. Tho veo block tteo acts at « pressore block agaist the Ite whichis 9 very rmber, Without dterbing the wort, al four sides of the quare are riled tone. settings—fit the Bottom, side, top ond foaly the other sideFig. 28 shows « setup for cut fing flutes in a piace of tapered work, The work is hold betwoon Cenfors which in turn are clamped in the V of the table. The differ- mee in diameters of the center {sequel tothe diffrence In diam fiers of the two ends of the fot, 9 and 19 will bbe found to be an for spling, Ahn 3 thts ove ge band i) iste inde Tal, or angular ndoning ond spacng (se F920) ‘nd Angle! Plate, which, side work whch cannol be gripped fo the “he or Uoled tothe fable (se Ba. 24) "When gripping workin a vse which js Jopth'of She'vive foot, place specers ond : em Th any production work i to be done, it ie adviable to male a special Retro to held the work MOUNTING THE CUTTERS Slab mill side mils and metal slog saws are mounted bor which is'supported.on both andi-—one ond {he ether in the stoor support bracket. The euler i dr coy —<— vase en va cexeta coven Pee aie 9A, say grea sone owt teats wa! osustING HN 2 REOD.) 08 ML-21BX MI-20AX CCOUNTERSHAET HANGER ‘ASSEMBLY MuL2IBXY CCOUNTERSHAFT BRACKET ‘COUNTERSHAFT teeny consists OF mi 219x NB SE a ge ASSEMBLIES Mua y-a0s%, yaa. nol nese Pree FILL. HEAD MACH, SCREW (USING: 0 t— j0.245) ientooT To tae ews Ne, 62 “toot ote Seas « oa Sie wince Rn A 7 RS. uy 0 morot tect GuAKO neaoibis SE sce MI-4008X BELT GUARD ASSEMBLY . Mian isto Ye PHILLIPS Mix EF Mon ate HINGE Pine 1.08 toner {ASE AND HOUSING % switt Aare oro ASSEMBLY, %© Surtt S 18 HEX JAM NUT itt eh wis mg88 Tao nie tase AY Ta-100x . vs moron rower vie nate S — 1 . wan ot en albtvnenerPorts on this page are for Model Nos. MFB, MIB, MHB -- and Nos. MFC, MIC and MHC, IMPORTANT: if port is circled -- ond serial number of your machine is in this range (005466 to 008123 -- see pegel3 for correct part number. M147 >| 1-9) "2022" 50. Ho Lock HANate or 1-60 20% nego) rodi'itteve / SUPPORT AM arson SUPPORT M44. 45 MACH SCREW pnego) - Mi es r LOCK 3. = Yo"-20 HEX NUT 8 WASHER Bb1-18 W30-16 nos BUSHING. EK CAP SCR ees ey vege _/thit ta) nt age ved nea ebtiaee \ (EES on St Me eee a0 Va NO ae a SHAFT iS Y * knoe @ bad Wx" GROOV PIN Nemaeee 4 ° IN ed codon wll” uaa 280K 2 ae co EN a ety co nung onew oe Meza TIN M6818 og MY Wen bust Cover wef Kae onal vse ott a woookute xe mall aay MI3IX SPINDLE yoyParts on this poge ore for Model Nos. MFB, MIB, MHB circled -- ond serial number of your machine is in this range ind Nos. MFC, MIC ond MHC. IMPORTANT: if port is = 005466 40 008123 -- 5 13 for correct part number. Yt Mra? o> window? < Mize gat State seo on Hie AN Mc ony wie Mee Mean, Ay wNor ENON Me 28x I GEAR GUARD AND wots ‘CHANGE GEAR ASSEMALY luk ‘USED ON MFC ONLY sr2i7 q oneR \ MPs? MF.20X CHANGE GEAR “ASSEMBLY ese 7. with 7 ott \Fraeese agsei40 \ eas end bh iS Me-36 ouanol tua tower) neon) (nto) ait Te, ToOTH Mét01-20 AMTeASSEN “seat waar Magione fal Bint a Ff. ‘see Bat OS vane 7 wala pit oe, Mesola8 INS, ‘Sean 7 aitiee__s o& aon 6 ooo Merete oe UES, Mgjolee en oa RUSHING MF 36, R wits £G ie “ Ser PS Men \ Ye20.4 1%" HEX CAP SCREWPorts on this page ore for Model N circled -- ond serial number of your mo . MFB, MIB, MHB -- and Nos. MFC, MIC and MHC. IMPORTANT: if port is n this ronge -- 005466 to 008123 -- see page!3for correct port number. MF-.58X i \\ ust on ec ont wha EgION oa wate, \ wit \ we wat 532824 —P BY © WASHER ot an wits _ "Ga LO” ae est —— t $8.45 = _ jig" %" GROOV PINS Ya"-20 5 ME 6A bs gse-0 cone Mss oq" x Ys" GROOV PIN ences Sate peor ona, Sn 1 SMe eter roncyees ag uni wl her PS eI ese ~~ wien sustne MESA rme\ ea es rm ‘ scort oa sence No. 3 WOODRUFF Mee wa \, scottfree “ COUN aust? aN yi B01 meioise | yay celts, | vey gROOV IN x —l EEE A oega, ETE wa un ‘ ME we { Yh" GROOY PIN when reethilten : eee oy HRS ™ = et Me sARon00? Wanna ‘teo ig ooze sptBlerten ERS fh watageorm ne Ne GEAR BOX ASSEMBLY Ji" 4" GROOV PIN MEA weet SO Se'ae HEX JAM NUT SLIDING GEAR SHAFT ae FP f wean une NS oh Goan MEA NTH Mrcd BEARING. MESA wit EEE B ouson this page are for Model Nos. MFB, MIB, MHB-- ond Nos. MFC, MIC and MHC. IMPORTANT: it part is number of your machine (005466 t0 008123 -- 2 pagel3 for correct part number. We ypegnoo na sone ee sae Tae 7 Leite F ne Ss @* o.103 HANDLE ey eis \ bs 4 ee wooorure e & na a8, y a o~ we BERS as tA ‘aun oa eee SRE aoa zy en as is colt Ee, alien e.s oooRUHE—Zay, ae sa Te watt wed