2 credit presentation 801380123 EST.pptx

7/21/2019 2 credit presentation 801380123 EST.pptx

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A Seminar Presentation

on

Single Point Incremental Forming

Presented by:

Dharminder singh

Roll No. 801381023

Under the Guidance of:

Dr. Anirban Bhattachrya

Assistant Professor !"D

#ha$ar %ni&ersity Patiala

5/1/15 09:06:26 AMThapar University 1


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'&er&ie(

!ethods of sheet metal $rocesses s)ch as stretching*hearing blan+ing bending dee$

dra(ing redra(ing are introd)ced.

*heet metal forming is a $rocess that materials )ndergo $ermanent deformation by cold

forming to $rod)ce a &ariety of com$le, three dimensional sha$es



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-lassification of sheet metal forming :



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State of stress in sheet forming

ig2:/ *tress system in a sheet $rocesses and b b)l+ $rocesses.

n sheet deformation $rocesses n b)l+ deformation $rocesses

i.e. sheet metal forming &ac))m i.e. forging rolling and e,tr)sion

forming blo( mo)lding the the (or+$iece is s)b4ected to

(or+$iece is s)b4ected to t(o tria,ial stresses (hich are

dimensional bia,ial stresses. normally com$ressi&e.



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orming method 5

6reat &ariety of sheet metal forming

methods

Progressi&e forming

R)bber hydro forming

Bending and conto)ring



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orming method

*$inning $rocesses

",$losi&e forming

*tretch forming

Dee$ dra(ing

*ingle Point ncremental

orming



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*ingle $oint incremental forming

*ingle Point ncremental forming is a

fle,ible sheet metal forming $rocess (hich

)ses sim$le generic and chea$ly made

tools to locally deform a sheet of metal

along a $redefined tool $ath.

5/1/15 09:06:27 AMThapar University


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Literature review

SNo.

Title ofpaper

Authorname

Journal

Year;

vol:pageno.

Key points Literature Gap

1

#he acc)racyim$ro&ement ofmachine tools

;1>0? !":@1@1>

"rrors meas)red)sing o$ticalinterferometer

and otherga)ges.

6eometric andtool deflectionerrorsconsidered.

Rigid body+inematics )sed.

!an)alcalc)lations.

0C acc)racyincrease

$ossible.



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Literature review cont#d$

SNo.

Title ofpaper

Authorname

Journal

Year;

vol:pageno.

Key points Literature Gap

2

A com$rehensi&emethod forcalibration of&ol)metric

$ositioning

acc)racy of -N-machines ;11

6eometricerrors and tooldeflectionconsidered.

Rigid body+inematics.

*oft(are tocalc)late error&ector.

*oft(are tomodify N-codes.

Acc)racyincreased eightto ten times.



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Literature review cont#d$

SNo.

Title ofpaper

Authorname

Journal

Year;

vol:pageno.

Key points LiteratureGap

6

Dimensional andgeometricalerrors of three/a,is -N- millingmachines in a

&irt)al machiningsystem ;!.

;>< -incinnati !ilacron / *ABR" I0 !achine -entre htt$:(((.dmsf.)st.h+emfmmccI0.html accessed 13 !ay 201@.

;10< =)rtogl) A. #he acc)racy im$ro&ement of machine tools.Annals of the CIRP1>>0? !":

@1@1>.

;11< ee "* *)h * and *hon EF. A com$rehensi&e method for calibration of &ol)metric

$ositioning acc)racy of -N- machines.International Journal of Advanced

Manufacturing Technology1>>8? 1%: @3@>.

;12< abibi ! AreLoo B and No4edeh !K. #ool deflection and geometrical error

com$ensation by tool $ath modification.Internal Journal of Machine Tools & Manufacture

2011? &1: @3>@@>.



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THANK Y!"

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2 credit presentation 801380123 EST.pptx