Bangladesh Sweden Polytechnic InstituterKaptai, F-engameti. Me,eh*.ie*l I'een*obgy

$emester Planlz0lg 4ft SemesterlMechanicai

Sub;ect Machine Shop Practice03(67u43)

Teacher: Md. Morshedul AIam (Jr.lnstructor)

Week Class No Theory Content Remark No General Speclfic Obiective Undes=l.end Preclelon Gnndlng Ltlachlne. 1.1Defi ne precision grinding. 1.2Classifo precision . 1.3 Describe cylindrical and surface gri nding operations. l. Explain center type grinding 02. 02. l.5Describe center less type grinding machine .t.!a. l.oucsLrluE trILerItdl Bt iltulltt IJIuLEss. 1.7Ment'on the procedure of crankshaft grinding 1-Rltesrrjbe gneumaijc€litrclin& 1.gstate safety precautions during working on precision grinder 'ool and Cutter Grinder. z.l.State the bonding materials ot . 2.2state the principles of and cutter grinder. *ool-ar+d=eut*er 2.4Mention the Components, attachment and accessories for . 2.SDescribe uses of the various standard cutter grinders. 2.5List the various attachments of the cutter grinding wheel 2.TDescribe methods of sharpening cutting . Z8SAte safiety'precantions*rtng-wu*ing ontoul'andfirtter grinder

v.2 y..ev.-il..r! lazlarclanzl er|,Iia Ela;ar and lia l?rindar v.!, -a a-au-i. 3.1State general description of borer and . 3.2Mention components and accessories ofjig borer and_iig grinder. 3.3Mention work holding devices in jig borer and jig grinder. 3.4Describe methods of locating and coordinate system. 1 i!r!!-.:-- +. :-----.:^- J.JrvrGrrrrvtt tttGorutsrrtctttr qttu^-J iliJpcLliliit Ot-a rgics,L^-^- 3.6Mention different types of grinding wheels used in jig grinder. 3.7State safety precautions during working on jig borer and

Mid Term Exam I

08. Underctand the application of , 4.1Define and classifu shaping machines. tf.Zftfentfr dffferent components of draping mact-ihe and. their uses. 4.3Describe the quick return mechanism, ram stroke length and cutting speed adjustments.

G'. ur. machine table of shaper. 4.Sldentify and describe typical operations for shaper. 4.6Mention Specification of shaper machine. 4 ?State safet; precautlons during worklno on the shaocr 10. 10. 5.1Define and classifu machine. 5.2ldentiflr major components of planer machine. S.3Explain how to set a work piece on the machine table of planer.

5.4 !dcntifr, |r,picc ! cpc :,eticns fo:. p !encr. S.SDistinguish between shaper and planer. 5.5State safety,precautions duringworkingon the planer 11. tt. Class Test 12. 12. urrqcrsranq UNU milltng Machine. 6.lDescribe CNC machine. S.2Mention functions of majorcomponents of CNC milling machine. 'CTrtC 6. sfvfe ntio n s pe cffi cafi o n of m illi ng ma ch i ne. 6.4Describe programming of CNC milling machine. 5.sstate Safety precautions durins CNC millins 13. 13. Understand the Machine. 7.10efi ne engravi ng machine. T.2Mention functions of engraving machine. T.SMention components and- accessoribs of engraving machine. 7.4state uses of the various engraving machine t4 1A unoensrand thc suDer Finishang iiachine. 8.1Defi ne super fi nishing. 8.2Mentbn types of machines used in super finishing technique. S.3Describe Honning operat'ron 15. 15. 8.4Describe operation. ranliar*iaa af uaaniar I ESt:ftn vr . iu..i.i.;6, \i;iijani ;.jijij;I;8.lranir* 8.5state safety precautions during Honning and Lapping operation 15. 16. Review Class Week Job No Practical Content Remark No Garanl YL..s.9. Ahla*i.,^vyr9!t.-i; 01. 01. Leilglmspeciat operations on p@ Machine. 1.1Mount and balance the grinding wheel. l.2Perform setting up grinding machine , work piece and cutting tool gz. L.3Pertorm Bnndtng on a flat surtace. l.4Perform grinding on a cylindrically surface. l.SPerform grinding on a flat position. 1.5*t up took and'wofk rjiEce on tnoTend"r,r*ar 02. 03. 1.7Pe rform diffe re nt r ngt"r@ point cutting tool, a twist bit and a millins crrilcr hv toots and crrtter Erinrler- l.8Practiae safety precautions of orecision prindino (H. Perform operation 2.lPerform simple setting up of machine, mounting work piece, , speed and fueds, ram position and stroke. nt AE ..i.-.jii-ri cui macnin:ng ope:ttion for pan!!e! sheping and vertical face shaoine 05. 2.3Produce a simplejob accordin@ specification.

(M. @tionsofshaping o7. vetrurErrGu,r= rflg IJ(rfEf anq rllg gnndef. 3.i Perioirii SirriuierPte seiiiri!is upur oiji!rri ii; boiei!-.i-.ri ariti:.i;! j'rgil griritier, work oz- 32 f.ar.youf .rneasrre.menJ aart..insneO.ion of lof 05. 08. 3.3 Perform a jobaccordingto@ ". 09. 3.4 Practice safety precautions of borinillIl]illiil 05- 1Il, YVlla 11. Do o7, Mfdterm Exam 08. 12. Dornonstrate CNC mllllng operatloEl-- 4.lDqmonstrate elements of CNC Milling machine , aa-r ---- l} +.z.JsL up rrraLrrrilE d,r€S. 09. t4. $,r)er up worK o[set 1{i. 4:4Setup{rool.€fftet. 10. 16. 4.5Loading tool and holding work piece 17. 4.6Progra m the cNc ru itting ,, ,l 9pe@ ,to ,t.;"iz5I!.z r,€!"!c'Js operctions e.g. pe:.:!!e! mr!!ing, squere milling slotted millinc. 1g 12. 20. :rrrcrquce a JoD according to an engineerins dmwine. 2t. 4.10 Practice workhop safety precautions;f CNC Milling. 13. 22. rre-gu(;n Engtneenng Componenut thOSO fequife various operations (e.g. , Oh[ing, Shaping, Milling, Grindins etc.). - ?jr. Do L4. Review Class 15. 4"""1.* ctr* 15. Review Class

REFERENCE BOOKS 1. Basic practice Machine Shop I & il - V. K. Tejwani 2. Workshop Technotogy l, il & ilt - W. A. J. Chapman 3. Machine Shop Pryqttcc fi&il -$e6fi!f& ,. 4. Machine Shop Pnctioe- Sornenath De S.€f{C@*ScterSmS 6. CNC Milling in the W@ - Marcus Borvman 7. CNC Handbook - llans B. l$ef; I'hlmut A" Roschiwal