Sheet Metal Corner Seams and Reliefs

5/23/2018 Sheet Metal Corner Seams and Reliefs

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Sheet Metal Corner Seams and Reliefs

Estimated Time Required to Complete: 30 minutes

Use with: Autodesk Inventor 2010 or Autodesk Inventor ro!essional 2010

Scenario

"ou are optimi#in$ the ele%tri%al &o'( and )ou need to assess the di!!erent %orner t)pes

in the model and !lat pattern* "ou will appl) the di!!erent %orner options( override the

st)le settin$s( and o&serve the %han$es*

In this Exercise

In this +kill ,uilder( )ou learn to:

Edit sheet metal %orners

+et sheet metal de!aults

Workflow Overview

-ownload the !ile Ele%tri%al ,o'*#ip*

E'tra%t the part !ile*

Edit the part and the sheet metal st)le*

Prerequisites

.ave Inventor 2010 installed*

Complete the +heet /etal arts tutorial or have e'perien%e usin$ sheet metal*

-ownload and un#ip the #ip !ile %ontainin$ the sour%e !iles to use durin$ this

e'er%ise*

Download


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ele%tri%al&o'*#ip#ip 4015&

The #ip !ile %ontains an Autodesk Inventor 2010 model named Ele%tri%al ,o'*ipt

Sheet Metal Overview

+heet metal !eatures are driven &) !un%tional( appearan%e( manu!a%turin$( and %ost%onsiderations* Corner seams de!ine the $ap &etween ad6oinin$ !a%es and whether one

ed$e overlaps the other* Corner relie!s provide end %learan%e !or the sheet metal &rake

die( &ut the resultin$ $ap a!!e%ts appearan%e and there is a %ost !or pun%hin$ ea%h relie!*

I! the %orner will &e welded( then the smallest possi&le $ap is required*

"ou %an %ontrol the $eometr) and the si#e o! %orner seams and relie!s* 7hile this

appears strai$ht!orward( the %om&ination o! settin$s %an produ%e si$ni!i%antl) di!!erent

results*

Corner seam overlap

Corner seam $ap

Corner relie! shape

Corner relie! si#e

Sheet Metal Rules

The sheet metal rule is a %olle%tion o! settin$s !or a sheet metal part* In a nutshell( the

rule de!ines the material and thi%kness( the un!oldin$ method( the &end radius and end

relie!s( the %orner $ap and the %orner relie! shape and si#e* +heet metal rules are

e'tremel) power!ul &e%ause the) let )ou set de!aults !or )our parts and the) let )ou

easil) make %han$es to a desi$n( su%h as %han$in$ the material or thi%kness*

1* 8pen the Electrical ox!i"tpart*

2* 8n the +heet /etal ta&9 +etup panel( %li%k +heet /etal -e!aults to displa) the

+heet /etal -e!aults dialo$ &o'* Cli%k the pen%il i%on ne't to the +heet /etal

Rule sele%tor to laun%h the +t)le and +tandard Editor*
http://images.autodesk.com/adsk/files/electrical_box.ziphttp://images.autodesk.com/adsk/files/electrical_box.ziphttp://images.autodesk.com/adsk/files/electrical_box.zip


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3* The sheet metal rule has ta&s !or +heet( ,end( and Corner settin$s* ote that the

/iter;Rip;+eam inear 7eld( and Ar% 7eld*

4* Close the +t)le and +tandard Editor and the +heet /etal -e!aults dialo$ &o'es

without savin$ %han$es*

Creatin# Corner Seams and Reliefs

Inventor has two methods to %reate %orner seams* I! )ou add %orner seams a!ter %reatin$

!a%es and !lan$es( a dialo$ provides a%%ess to the %ontrols !or the overlap( $ap( and

relie!* I! )ou %reate a multied$e !lan$e( %orner seams are automati%all) %reated !or

ad6a%ent !lan$es* Instead o! a dialo$( $l)phs displa) at ea%h %orner( and )ou dou&le

%li%k to laun%h an edit dialo$* This skill &uilder !o%uses on %orner seams %reated with

multied$e !lan$es*

Modif$in# Multi%Ed#e &lan#e Corner Seams


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Corner seams de!ine how two !a%es meet* /ultied$e !lan$es automati%all) %reate

%orner seams &etween ad6a%ent ed$es* The de!ault %orner seam $aps and relie!s are

applied( and %han$es %an &e made &) dou&le%li%kin$ a $l)ph in the $raphi%s window*

The work!low is the same whether )ou are %reatin$ or editin$ the %orner seam*

1* In the &rowser( e'pand &lan#e'and dou&le%li%k Corner(* The !lan$es displa)in preview mode and edit $l)phs displa) at ea%h %orner*

2* Cli%k the $l)ph in the !ore$round* The Corner Edit dialo$ displa)s* There are

two rows o! %ontrols* The upper row is !or the %orner seam while the lower rowis !or %orner relie!s* "ou will learn a&out %orner relie! editin$ in the ne't

se%tion*


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The %he%ked &o' ne't to the %orner seam i%on indi%ates that the de!ault %orner

seam t)pe is overridden and edita&le* Cli%k to remove the %he%k mark( and the

%orner preview %han$es* An overlap %orner seam was applied( &ut it is now the

de!ault s)mmetri% t)pe*

3* Cli%k O)* The model returns !rom the edit state with the updated %orner seam*

7hen )ou edit the %orner !eature rather than the !lan$e !eature( )ou %an onl)

modi!) one %orner seam* -ou&le%li%k &lan#e'to edit the !eature* "ou %an dra$

the ?lan$e dialo$ &o' o!! to the side sin%e )ou will &e workin$ entirel) in the

$raphi%s window* Cli%k the $l)ph on the ri$ht* The Corner Edit dialo$ &o'displa)s* +ele%t *o Seam!rom the %orner seam dropdown list and %li%k O)*


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=* Cli%k the $l)ph on the le!t* The Corner Edit dialo$ &o' displa)s* +ele%t Overla"

!rom the %orner seam dropdown list* Cli%k the


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4* Cli%k O) in the ?lan$e dialo$ &o' to !inish edit* Cli%k &RO*.on the view

%u&e and %ompare the !our %orners*

a* The ori$inal reverse overlap %orner seam is in the upper le!t*

&* In the upper ri$ht( the !lan$es end at the point where the &end #ones

interse%t*

%* In the lower le!t( the &ottom !lan$e partiall) overlaps the side( and the$ap is in%reased*

d* In the lower ri$ht( the !lan$es do not overlap( and the $ap whi%h is

measured &etween the inside ed$es*

@* Ri$ht%li%k on Corner(in the &rowser and sele%t Reset /ll Cornersto prepare

the part !or the ne't se%tion* It simpli!ies learnin$ a&out the di!!erent %orner

relie! options i! the part has the ori$inal %orner settin$s*

Modif$in# Corner Reliefs

1* 8pen Ele%tri%al ,o'*ipt( i! ne%essar)( and rotate the view to look at the round

%orner relie!s* -ou&le%li%k on &lat Patternin the &rowser and #oom in on a%orner relie!* The &end lines have a thi%k dotdash line st)le( and the &end

e'tents have a dotted line st)le* ote in the ima$e &elow that the %orner relie!

prevents the &end e'tent lines !rom tou%hin$*


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The %orner relie! is supposed to prevent the de!ormation and tearin$ that o%%urs

i! the &ends overlap* I! the %orner relie! is too small( Inventor %annot %reate the

!olded model $eometr)* It su&stitutes the Trim to ,end relie! shape in the !olded

model &ut will still show the relie! in the !lat pattern*

2* E'pand &lan#e' in the &rowser and dou&le%li%k Corner(* Cli%k the %orner i%on

in the !ore$round( sele%t the Corner Relie! +i#e %he%k&o' and enter +!'*


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Cli%k O)to return to the !olded model* Rotate the model so )ou %an view the

%orner* +in%e this value is too small( the &ends have &een trimmed &a%k to the

interse%tion point*

-ou&le%li%k &lat Patternin the &rowser to a%tivate the !lat pattern view* ote

that one %orner relie! is mu%h smaller* Even thou$h Inventor did not %reate the

$eometr) in the !olded model( it still put the %orner relie! in the !lat pattern*

3* -ou&le%li%k &olded Modelin the &rowser and press ?@ to return to the home

view* -ou&le%li%k &lan#e'and %li%k the !ore$round %orner i%on a$ain* In the

Corner Edit dialo$ &o'( sele%t the %orner Relie! %he%k&o' and %han$e the

sele%tion to Default 0Round1*


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This overrides an) edits and returns the settin$s to the de!aults* ote that even

thou$h the Relie! +i#e settin$ is disa&led( it is still sele%ted and retains the value*

Cli%k O)to a%%ept the %han$es*

=* Cli%k the %orner i%on on the ri$ht side* In the Corner Edit dialo$ &o'( sele%t the%orner Relie! %he%k&o'( and then sele%t Square!rom the relie! t)pe list* "ou %an


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use a smaller square relie! and still %ut the &end #ones* Chan$e the relie! si#e to

23',and %li%k O)*

4* Cli%k the %orner i%on on the le!t side* In the Corner Edit dialo$ &o'( sele%t the

%orner Relie! %he%k&o'( and then %han$e the relie! t)pe to .ear( whi%h simulates

the no %orner relie! %ondition* The !olded model will have a small $ap or tear*+eparate the &ends and the !lat pattern wont have a %orner relie!* Cli%k O) to

%lose the dialo$ &o'*


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@* Cli%k the %orner i%on in the &a%k* Even thou$h it is o&s%ured &) the preview( )ou

%an still sele%t it without %han$in$ the view* In the Corner Edit dialo$ &o'( sele%t

the %orner Relie! %he%k&o'( and then sele%t .rim to end as the relie! t)pe*

This trims the &ends &a%k to the interse%tion point*

Cli%k O)to %lose the Corner Edit dialo$ &o' and %li%k O)to %lose the ?lan$edialo$ &o'* I! an error dialo$ &o' displa)s( %li%k A%%ept* Chan$es to the %orner

relie!s %an %ause the i?eatures to lose their insertion points*

B* -ou&le%li%k &lat Pattern in the &rowser* 8&serve the di!!erent shapes and

si#es o! the %orner relie!*


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* -ou&le%li%k &olded Model in the &rowser( and then dou&le%li%k &lan#e'*

Cli%k the %orner i%on in !ront( %han$e the relie! t)pe to 4inear Weld( and %li%k

O)*

D* Cli%k the %orner i%on on the le!t side( %han$e the relie! t)pe to /rc Weld( and

%li%k O)*

10* Cli%k O)to %lose the ?lan$e dialo$ &o' and dou&le%li%k &lat Patternin the

&rowser* oom in on the linear and ar% weld %orner relie!s* The names re!er tothe $eometr)( not the weldin$ pro%ess* The linear weld has strai$ht ed$es while

the ar% weld has %urved ed$es*


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ote: The ar% weld relie! is intended !or lar$e radius &ends* A tank or vat

usuall) has lar$e radius &ends to simpli!) %leanin$( and this relie! provides a

$ood $ap !or !ull penetration welds*

Con$ratulationsF "ou have learned how the %orner seam and %orner relie! settin$s a!!e%t

the model and !lat pattern*

>ets review )our a%%omplishmentsG

Summar$

In this +kill ,uilder )ou: >earned the %orner settin$s in the sheet metal rule*

/odi!ied %orner seams in the model*

/odi!ied %orner relie!s in the model*

>earned how %orner relie! settin$s %han$e the !lat pattern*

What5s next6

ow that )ou understand %orner settin$s( )ou %an e'periment with &end settin$s* "ou

%an also %reate new sheet metal rules with the %orner settin$s )our %ompan) uses*


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Sheet Metal Corner Seams and Reliefs

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Transcript of Sheet Metal Corner Seams and Reliefs