AUTO INDEXING DRILLING MACHINE
ABSTRACT Qualit Quality y and produc productiv tivity ity play play import important ant role role in today’ today’ss manufa manufactu cturin ring g market. Automation providing high end quality. o! a day’s due to very stiff and cut throat competitive market condition in manufacturing industries. The main o"#ective of industries reveal !ith producing "etter quality product at minimum cost cost and and incre increas asee prod produc ucti tivi vity ty.. $ril $rilli ling ng mach machin inee is most most vita vitall and and comm common on machine used for producing hole operation use for produce machine part !ith desire surface quality and cost constrain. To o"tain o"tain main o"#ective of company regards quality and productivity. %n the present pro#ect an attempt is made to reduce reduce the effect effect of machin machining ing ideal ideal time time parame parameters ters "ecaus "ecausee of mounti mounting ng & dismounting& drilling etc that are influences on responsive output parameters such as time of producing hole& quantity of #o"& quality of #o". This is done "y using inde'i inde'ing. ng. The effort effort to invest investiga igate te optima optimall time time of produc producing ing hole hole and their their contri"ution on producing "etter Surface quality and higher (roductivity !ith less cost cost auto automa mati tion on.. )ere )ere"y "y the the inde inde'i 'ing ng !ork !ork can can "e done done thro throug ugh h moto motorr and and pneumatic cylinder. cylinder. %ntroduction* %t develops a circuit& using electro pneumatic components& components& !hich ena"les ena"les converting sensitive type drilling machine to an automated one. $rilling !hich had its origin in antiquity& is still the most common !ay of originating a hole in metal or other materials. Thus to automate the drilling process !e use electro electro pneumatic pneumatic circuit and componen components. ts. (neumatics (neumatics system forms the most primitive and distinct class of mechanical control engineering. They are classified classified under under the terms fluid po!er po!er control& control& !hich !hich descri"es descri"es any process or device that can converts& transmits& distri"utes or control po!er through use of o f pressuri+ed gas or liquid. %n a pneumatic system the !orking fluid is gas !hich is compressed a"ove atmospheric pressure to impact pressure energy to the molecules. This stored pressure potential is converted to a suita"le mechanical !ork in a appropriate control sequence using control valves and actuators. The "lank is initially stacked in the hopper& cylinder, loads the "lank on the plate& cylinder- clamps the "lank in its
position and remain in e'tended position& cylinder helps in drilling operation !hich drills the "lank and retracts to its original position& after the drilling drilling process process is completed completed the cylindercylinder- gets retracted retracted and unclamps unclamps the "lank& later cylinder, loads as !ell as unloads the "lank from its current position and sequence of operation continues. continues.
Block Diagram:
Literature Revie: !" #Aut #Autom omat atio io$ $ o% Dril Drilli li$g $g &roc &roce' e''' U'i$ U'i$g g Elec Electr tro( o(&$ &$eu eum matic atic'' )*'t )*'tem em+ + Ak',a* R Ma,e$-raker.
Automation is the need of the hour !hich improves production& reduces time for manufacturing them and helps to manufacture economically on a mass scale. s cale. $rilling is one of the important manufacturing processes !hich need to "e automated. %n conventional drilling process !hich is the most common !ay to originating a hole in metal or other materials& for precise hole location& good finish and accurate si+e. The electro pneumatic circuit helps in converting the conventio conventional nal drilling to an automated one. The fluid po!er /air0 !hich !hich is present present a"undant in nature is compressed using scre! type compressor !hich helps in developing the pressure to required level. The follo!ing studies are carried out ,. Time saved "y component handling /loading and unloading0 using pneumatic clamp& -. %ncrease of productivity quantitative and qualitatively& . %mproved repeata"ility and accuracy& 1. 2ess human intervention& indirectly reduction in operator fatigue& 3. 2ess re#ection due to automatic controls& and 4. 5inimi+ation of production cost. /" #DE)IGN 0 1ABRICATION 1ABRICATION O1 AUTOMATED AUTOMATED ATT TTACHMENT ACHMENT 1OR &O)ITIONING BED O1 DRILLING MACHINE 2ITH RE)&ECT TO CAD MODEL+. Mr Ro,it D" Mar-a$e. &ro%" U"D"Gul,a$e. Dr" A"R")a,u.
The prime o"#ective o"#ective of the paper is to introduce introduce a special special purpose purpose attachment for drilling machine& !hich !ill convert any drilling machine into automated drilling machine. This machine !ill serves as a ne! solution in industry industry.. %ndustrial %ndustrial automation automation has proven proven itself an essential essential part of the industries today. today. %ts application has provided ne! solutions& mak ing more conc concep epts ts in manu manufa fact ctur urin ing g proc proces esse sess impl implem emen enta ta"l "le. e. %n this this pape paperr auth author or proposing an automated attachment for drilling machine to position !ork ta"le !ith !ith refe referen rence ce to CA$ CA$ mode model. l. 6ith deta detail il stud study y throu through gh lite litera ratu ture re revi revie! e!&&
analy+ analy+ing ing&& modeli modeling& ng& and e'peri e'perimen ments& ts& the implem implement entati ation on of concep conceptt have have delivered accepta"le results. The drilling and positioning as per coordinate e'traction e'traction program program can achieve achieve accurately accurately !ith the precision precision of ,mm ,mm point point to point. The drilling operation can "e perform once points are selected and 7R8 radio "utton click !ith delay less than seconds. This system is design for small scale industry industry for drilling drilling plastics plastics and aluminum aluminum parts& lik e heat sink of 29$ as an alternate solution to CC machine at lo! cost.
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3" #AUTOMATIC INDEXING MECHANI)M 1OR DRILLING MACHINE+. A',i', A',i', Mour*a. C,a$-ra',e C,a$-ra',ek,ar k,ar &atil. &atil. &ri*a$ka &ri*a$ka C,ava$. C,ava$. Ma$4ur Ma$4ur )a$-e. )a$-e. )ara$g &i'al.
Quality and productivity play important role in today’s manufacturing market. Automation provides high end quality. o! a day’s due to very stiff and cut throat competitive market condition in manufacturing industries. The main o"#ective of industries reveal !ith producing "etter quality product at minimum cost and increase productivity. productivity. $rilling machine is most vital and common machine used for producing hole operation use for produce machine part !ith desire surface quality and cost constrain. To o"tain main o"#ective of company company regards quality quality and productivity. productivity. %n the present pro#ect an attempt is made to reduce the effect effect of machining machining idel time parameters parameters "ecause "ecause of mounting mounting & dismounti dismounting& ng& marking marking etc that are influences influences on responsive responsive output parameters parameters such as time of producing hole& quantity of #o"& quality of #o". This is done "y using using inde'ing. inde'ing. The effort effort to investiga investigate te optimal optimal time of producing producing hole and their contri"ution on producing "etter Surface quality and higher (roductivity !ith less cost automation. 5" #&NEUMATIC #&NEUMATIC AUTO 1EED DRILLING MACHINE+ %n small: small:sca scale le indust industrie riess and automo automo"il "ilee mainte maintenanc nancee shops& shops& there there are frequen frequentt needs needs of tightening tightening and loosening in scre!s& drilling& drilling& "oring& "oring& grinding machine. machine. )uge and complicated complicated designed designed parts cannot "e machined machined in ordinary ordinary machine. ;urther ;urther for every operation operation separate separate machine machine is required. required. The increases the initial initial cost required& required& large area requirements requirements and large num"er of machine are required. %n a single single machine machine all the a"ove specified specified operation operation can "e carried out& i.e.& after drilling& drilling& the drill head is removed from the "arrel key and the required tools like grinding !heels& "oring tool
etc.& can "e attached& and the operation can "e performed. By the application of pneumatics& the pneumatic cylinder !ith piston !hich is operated "y an air compressor co mpressor !ill give the th e successive succe ssive action to operate this machine. machine. By this !e can achieve our industrial industrial requirements.
%TR<$8CT%< The main o"#ective of our pro#ect is to perform various machining operations using =Auto feed mechanism> in drilling machine !ith the help of pneumatic sources. ;or a developing industry the operat operation ion perfor performed med and the parts parts /or0 /or0 compone components nts produc produced ed should should have it minimu minimum m possi"le production cost& then only industry runs profita"ility. profita"ility. %n small:scale industry and automo"ile automo"ile maintenance maintenance shops& there are frequent frequent needs of tightening and loosening loosening of scre!s& scre!s& drilli drilling& ng& "oring "oring&& grindi grinding. ng. ;urthe ;urtherr for every every operati operation on separa separate te machin machinee is requir required. ed. This This increases the initial cost required& large area requirements and large num"er of machines is required. %n our pro#ect the a"ove complicated are are rectified. S929CT%< <; (985AT%CS 5echani+ation is "roadly defined as the replacement of manual effort "y mechanical po!er. (neumatic is an attractive medium for lo! cost mechani+ation particularly for sequential /or0 repetitive operations. 5any factories and plants already have a compressed air system& !hich is capa"le of providing the po!er /or0 energy requirements and the control system /although equally pneumatic control systems may "e economic and can "e advantageously applied to other forms of po!er0. The main advantage of an all pneumatic pneumatic system system are usually usually economic and simplicity simplicity the latter reducing maintenance to a lo! level. %t can also have out standing advantages in terms of safety.
Co$clu'io$:
The concept of automated part transfer line fa"ricated as an e'perimental setup can "e e'tended e'tended to an industrial industrial applicati application on !ith further further modification in the manufacturing and assem"ly process to achieve quality in the machine as per the test charts provided "y leading machine tool manufacturer.
59R%TS •
%t reduces the manual !ork.
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Quick operation
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Accuracy is more
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2o! cost machine
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%ts used multipurpose device like ?rinding& scre! driving.
$959R%TS •
oise produced
A((2%CAT%<S •
8sed automo"ile !orkshops like car"uretor holes
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8sed small scale industries
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%n !elding shop for grinding
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;or performing the operations in huge part !hich cannot "e done in ordinary machines. Since it’s porta"le.
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%n such places !here frequent change in operation are required.
Re%ere$ce':
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