Manual de Lab. de Ingeniería de Manufactura

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UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO FACULTAD DE INGENIERÍA Departamento de Materiae! " Man#$a%t#ra Man#a de &r'%ti%a! La(oratorio de In)enier*a de Man#$a%t#ra Carrera+ In)enier*a Me%atr,ni%a COLABORADORES EN LA REALIZACIÓN DE PRÁCTICAS: M.I. DAVID MARTÍNEZ HERNÁNDEZ M.I. EFRAÍN RAMOS TREJO ING. RAÚL GILBERTO VALDEZ NAVARRO ING. JORGE ROMERO HERNÁNDEZ ING. ISRAEL GARDUÑO GARCÍA ING. ARMANDO SÁNCHEZ GUZMAN  COORDINADORES: DR. JAVIER CERVANTES CABELLO ING. ARMANDO SÁNCHEZ GUZMÁN

Transcript of Manual de Lab. de Ingeniería de Manufactura

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UNIVERSIDAD NACIONAL AUTÓNOMA DEMÉXICO

FACULTAD DE INGENIERÍA

Departamento de Materiae! " Man#$a%t#ra

Man#a de &r'%ti%a!La(oratorio de In)enier*a de Man#$a%t#ra

Carrera+ In)enier*a Me%atr,ni%a

COLABORADORES EN LA REALIZACIÓN DE PRÁCTICAS:

M.I. DAVID MARTÍNEZ HERNÁNDEZ

M.I. EFRAÍN RAMOS TREJO

NG. RAÚL GILBERTO VALDEZ NAVARRO 

NG. JORGE ROMERO HERNÁNDEZ

NG. ISRAEL GARDUÑO GARCÍA

NG. ARMANDO SÁNCHEZ GUZMAN 

COORDINADORES:

DR. JAVIER CERVANTES CABELLO

ING. ARMANDO SÁNCHEZ GUZMÁN

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&ARTICI&ANTES DE LA EDICIÓN

COORDINADORES:

DR. JAVIER CERVANTES CABELLO

ING. ARMANDO SÁNCHEZ GUZMÁN

ELABORACIÓN:

M.I. DAVID MARTÍNEZ HERNÁNDEZ

M.I. EFRAÍN REMOS TREJO

ING. RAÚL GILBERTO VALDEZ NAVARRO 

ING. JORGE ROMERO HERNÁNDEZ

ING. ISRAEL GARDUÑO GARCÍA

ING. ARMANDO SÁNCHEZ GUZMAN

ING. HELENA GALVÁN SUÁREZ

DR. J. JAVIER CERVANTES CABELLO 

REVISIÓN:

ING. HELENA GALVÁN SUÁREZ

LIC. VANIA PÉREZ MORALES

DR. JAVIER CERVANTES CABELLO

COORDINADOR DE LABORATORIO

ING. ALEJANDRA GARZA VÁZQUEZ

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&r,o)o

Para ser competitivo hoy en día, los insumos de conocimiento son la clave, y es evidente,

que los requerimientos en materia de conocimiento han crecido en forma dramática. En la

realización de nuevos productos y procesos de manufactura, en la práctica ha desaparecido

la distancia entre los conocimientos científicos y su explotación tecnológica-comercial,especialmente en algunas áreas. a producción se diversifica y se li!era velozmente de los

o!stáculos t"cnicos, y está en condiciones de responder tam!i"n velozmente a la

diversificación recíproca de la demanda. Para poder actuar en el mercado mundial esimprescindi!le incorporar conocimientos a lo que se produce. a constante irrupción de

conocimientos nuevos alimenta la producción de nuevos avances y descu!rimientos, en una

espiral de crecimiento exponencial. El cam!io produce más cam!io y además se acelera. aincorporación de conocimientos y tecnología en los procesos de manufactura, no es un

 proceso simple. #o !asta con adquirir las máquinas o las licencias para lograrlo. Este es un

error frecuente y fatal. Porque comprar !ien, usar !ien, mantener !ien y -so!re todo-

adaptar, cam!iar, me$orar e integrar armónicamente lo nuevo con lo que ya se tiene, exigeun caudal muy importante de conocimiento, seguramente no muy inferior que el necesario

 para %hacer%. &demás no es posi!le conseguir en el mercado tecnológico mundial todo lo

que el país o sus sectores productivos necesitan. 'uele suceder que los requerimientos sonmuy específicos, y mientras la oferta es relativamente rígida, la demanda tiende a ser 

 potencialmente muy diversificada. Para comprar !ien hay que estar al nivel de aquel a

quien se compra. ( a la vez, la transferencia de conocimientos es un paso imprescindi!le enel proceso de aprendiza$e que lleva a maximizar la propia capacidad de creación e

innovación. El dilema puede plantearse en t"rminos de )comprar o hacer*, pero tal

 planteamiento es !ásicamente falso. #ing+n país puede plantearse hacerlo todo, y lanecesidad de priorizar implica $ustamente no hacerlo todo. En realidad se trata de %hacer 

uno lo máximo posi!le partiendo del máximo que hicieron otros%, que se traduce en

comprar todo lo que es estándar donde la relación calidadcosto ha sido maximizada por la

 producción masiva y proceder a agregar sistemáticamente valor con lo que uno mismohace. Es por lo anterior que se presenta el manual de prácticas, que es el resultado del

esfuerzo con$unto de varios de los profesores del /epartamento de 0ateriales y

0anufactura de la 1acultad de 2ngeniería, y está orientado a dar apoyo en la realización delas prácticas del la!oratorio 2ngeniería de 0anufactura, de la carrera de 2ngeniería

0ecatrónica.

Este manual contiene las prácticas que han sido dise3adas para facilitar el proceso deense3anza aprendiza$e. as prácticas están estructuradas de tal forma que pretenden

desarrollar en los estudiantes las ha!ilidades de investigación, aplicación de t"cnicas y

m"todos experimentales, que los conduzcan a la o!tención de un criterio analítico, crítico y

 propositivo en relación a los procesos de manufactura.

Dr. José Javier Cervantes Cabello

Agosto/2013

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Introd#%%i,n

D#ra%i,n 7 ?r!-

O@ETIVO

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(. A%a(ado- R(7%","7# 953"# $(44(# (/-($"3# ,"3# %$%-"('%

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Figura 1. Plano de distribución de las áreas de manufactura

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C# 9$7(/ #( -'5,7%5$ %"('( /5/ 9$9"/ !('%0/ < 3"-"%7"'(/

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A&LICARLAS RES&ETARLAS ACERLAS RES&ETAR&ARA EL @IEN LA SEGURIDAD DE TODOS .

P$ 3 753 %( 9(#"-/ 9(1$%( 3 /"15"('%( $(13-('% #( 3/ 34$%$"/ #(

-'5,7%5$:

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REGLAMENTO GENERAL DE

LA@ORATORIOS DE

MANUFACTURAA&LICA@LE A &ROFESORES ALUMNOS A USUARIOS EN

GENERAL

&ara #tii6ar a! in!taa%ione! de o! a(oratorio! !e de(er' re!petar a! !i)#iente!indi%a%ione!+

• Se)#ro $a%#tati2o+  P$(/('%$ 79" #( /5 /(15$ ,753%%"! #( /(15$"##

/7"3 !"1('%( 3 --('% #( %$-"%$ /5 7$(#('7"3.• Creden%ia+ T$-"%$ %5 7$(#('7"3 7' (3 ('7$1# #( 3/ 34$%$"/.• Ve!timenta+ U%"3")$ 4% 73)# ' /( 9($-"%( '"'12' %"9 #( 73)# 4"($%

< %"9 %('"/ /'#3"/ 3' /8$%/ ,3#.• EB#ipo de !e)#ridad+ U%"3")$ 7$$(7%-('%( (3 (;5"9 #( 9$%(77"=' #(75#

9$ %$40 (' %33($ < #( 75($# 7' (3 (;5"9 5%"3")# 1,/ 15'%(/ 754$(47/ %9'(/ 9$ &#/ 3/ 753(/ #(4(' /($ #;5"$"#/ 9$ (3 5/5$" 9$ /55/ 9($/'3. 

• Ante! de #tii6ar o! eB#ipo! " ?erramentae!+ R(!"/ (3 *$( #( %$40 (3

(;5"9 < 8($$-('%3 /3"7"%#. E' 7/ #( #(%(7%$ 315' '$-3"## $(9=$%3#( "'-(#"% (' 3 4"%*7$ #"/9'"43( (' (3 3-7?' #( 3 7'%$$" /($*/$(/9'/43( #( 3 $(9$7"='.

• No !a(e! %,mo !e #!a + C'/53%$ 7' (3 9$,(/$ <5#'%( (' %5$' (' 7/

#( "1'$$ (3 ,5'7"'-"('% 5 9($7"=' #( 753;5"($ #( 3/ (;5"9/ 77(/$"/ 8($$-('%3 #('%$ #( 3/ 34$%$"/ (!"%'# (' 3 9/"43( 75/$ 312'77"#('%(.

• De2#e2e e eB#ipo " ?erramenta+ S5/9('#( %5/ 34$(/ 7' -"'5%/ #(

'%"7"97"=' 3 %?$-"' #( %5 73/( #(/-'% 3/ 8($$-('%3(/ 3"-9" (3 *$( #(%$40 < (3 (;5"9 ,"'3-('%( ('%$(1 %# (3 -%($"3 3 3-7?'.

Ne%e!ita! #tii6ar e eB#ipo por m'! tiempo +  S3"7"% (3 9($-"/9$%5'-('%( 7' (3 C$#"'#$ #( 34$%$"/ 7' (3 J(,( #(3 D(9$%-('%#( M%($"3(/ < M'5,7%5$.

• Aimento! " (e(ida!+  A4/%('($/( #( "'1($"$ 3"-('%/ 4(4"#/ #5$'%( /5

9($-'('7" (' 3/ 34$%$"/.• Vi!ita! o e!tan%ia de $amiiare!+  E/%* 9$8"4"# %('($ !"/"%/ #( ,-"3"$(/ <

-"1/ (' 3/ 34$%$"/.

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• erramentae! " eB#ipo!+ P$ '"'12' -%"! 9#$* (>%$($ (;5"9 8($$-('%3

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  Nota para o! pro$e!ore! o in!tr#%tore!+

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Re)a de %on2i2en%ia+

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ATENTAMENTE

Coordina%i,n de La(oratorio! de Man#$a%t#ra+ In)- Ra Vade6 Na2arro

e$e de Departamento de Materiae! " Man#$a%t#ra+ Dr- - a2ier Cer2ante! Ca(eo

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 A315'/ $(7-('#7"'(/ #"7"'3(/ 9$ %5 /(15$"## (' 3/ 34$%$"/ /'

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Figura 2. Posiciones para levantar objetos pesados.

&re2en%i,n de in%endio!

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GENERALU-N-A-M

Ser2i%io M8di%oTe8$ono ./;77;97;97

MATERIAL JO EKUI&O NECESARIO

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RESULTADOS

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CONCLUSIONES JO COMENTARIOS

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@I@LIOGRAFÍA

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• C$%?/ D&) J.M. Seguridad e higiene en el trabajo M?>"7 E#.

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&r'%ti%a 0+ Medi%ione!

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MATERIAL JO EKUI&O NECESARIO

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M%($"3:

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DESARROLLO DE LA &RHCTICA

Se!i,n 0

. E>93"77"=' #(%33# #(3 5/ 7$$(7% #( 3/ "'/%$5-('%/ #( -(#"7"=' < 3

%?7'"7 9$ %-$ 3(7%5$/ 7' 7# 5' #( (33/.

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. L/ 35-'/ $(3")' -(#"#/ 3(%$"/ (' #",($('%(/ 9"()/ 7' (3 ,"' #(

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Se!i,n 7

. H4"('# $(3")# 3 /(/"=' 5' (3 9$,(/$ 9$9$7"' #",($('%(/ 9"()/

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RESULTADOS

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9/"43(/ 75// #( ($$$.

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Figura ). *ernier en mil+simas de pulgada

Figura ,. *ernier en fracciones de pulgada

Figura -. *ernier en milmetros

ANHLISIS DE LOS RESULTADOS

R(3")$ (3 '*3"/"/ 7' 4/( (' 3/ 3(7%5$/ $(3")#/ < 3/ "'/%$5-('%/ #(

-(#"7"=' 5%"3")#/.

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R(3")$ 3/ 7'735/"'(/ 7-('%$"/ 9($%"'('%(/ #( 75($# 3 (>9($"('7"

$(/9(7% 3 9$*7%"7 $(3")#.

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CUESTIONARIO &REVIO

. Q5? /"1'","7' 3/ /"15"('%(/ 7'7(9%/ M(#"# -(#"7"=' 9$(7"/"='

"'/%$5-('% #( %$'/,($('7" #( 3(7%5$ "'/%$5-('% #( 3(7%5$ #"$(7%.

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-"7$=-(%$.

@I@LIOGRAFÍA

• R(/%$(9 D&) J"-(+ Metrologa !! + ITM.

• D-&'15() E/%(4' J/? F($$($ J53"*'+ Mecaniado básico+ EDITE.

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&r'%ti%a 7 + F#ndi%i,n en arena en 2erde

D#ra%i,n 4 ?r!-

O@ETIVO

Q5( (3 35-' 7')7 < 93";5( (3 9$7(/ #( ,5'#"7"=' #( -3#( (' !($#( 9$

3 4%('7"=' #( 9"()/ $(/3%'# 3/ !('%0/ < #(/!('%0/ #( (/%( 9$7(/.

INTRODUCCIÓN

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Mode!

L/ -3#(/ /( $(3")' 7' 3 5%"3")7"=' #( 3 -()73 #( -3#( < (3 -#(3 (3

753 9($-"%( 79"$ /5 ,$- (' 3 7!"## #(3 -3#(. L/ -3#(/ /( ,4$"7' #(

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$(,$)#/ 7' 70/ #( 8"($$. E/%/ -3#(/ $(;5"($(' -578 %"(-9 9$ /5

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C5'# 3/ 9"()/ /' (>%$(-#-('%( 1$'#(/ 9$ /5 $(3")7"=' <

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MATERIAL JO EKUI&O NECESARIO

M%($"3:

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B('%'"% 7*37"7.

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P3! /(9$#$.

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Figura 1. /tensilios para fundición

Figura 2. 'risol Figura (. Lingotera

Figura ). 0uipo para manejo adecuado del crisol 

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Figura ,. áscula Figura -. Molino de arena

Figura 3. 4orno de fundición

DESARROLLO DE LA &RHCTICA

P$ $(3")$ (3 9$7(/ #( ,5'#"7"=' (' $(' (' !($#( #(-*/ #( 5/$ 4% <

)9%/ #( /5(3 #5$ /( $(;5"($( #(3 /"15"('%( (;5"9 #( /(15$"##:

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Figura 5. 0uipo de seguridad 

&abla 1. 0uipo de seguridad 

N. #( 9$%( P$%(. C$(% 9$%(7%$ ,7"3. P(%. G5'%(/. P3"'/

L/ 9// /(15"$ 9$ (3 9$7(/ #( ,5'#"7"=' /':

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/(12' 3/ '(7(/"##(/ #( 3 $('. S( $(7-"('# 5' 7'%('"# ('

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7'%('"# #( $('. E/ $(7-('#43( 1$(1$ 3 $(' (3 15 < 3

4('%'"% (' (3 -3"' 9$ $(3")$ 3 -()73.

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Figura 6. %gregando materiales al molino.

Figura 17. *erificar ue la arena 8a está lista tomando un pu9o de arena: apretar fuerte la

mano 8 observar ue se forme un terrón ue no se desmorone 8 ni escurra agua.

Figura 11. Se saca la arena del molino.

Figura 12. 'ernir la arena ue se acaba de sacar del molino.

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. C37$ 3 /(-" 70 "',($"$ #( -3#( (' 5' /59($,"7"( 93' < (/%43(

4"(' 95(#( /($ (3 9"/ %('"('# 75"## ;5( 3 70 (/%? (' 9/"7"='

#(75# 9$ $(3")$ 5' ('/-43( 7' 3 /(-"@70 /59($"$ (' 5' (%9

9/%($"$ 9/ (' 3 ;5( /( #(4( ('/-43$ (3 9($' < 3 15& 9$

31$$ (3 7'05'% "'%(1$3 #( 3/ #/ /(-" 70/.

Figura 1(. 'olocación de la semi;caja inferior en el piso.

. C37$ (3 -#(3 #('%$ #( 3 /(-" 70 93"7'# 5' ,"' 79 #( 93!

/(9$#$ 7' 3 ,"'3"## #( ,7"3"%$ 3 (>%$77"=' 9/%($"$ #(3 -#(3.

Figura 1). %gregar una fina capa de polvo separador.

. C37$ 5' 79 #( $(' 9$(!"-('%( 7($'"# /4$( 3 /59($,"7"( #(3

-#(3 8/% ;5( %#/ 3/ #(%33(/ #(3 -"/- /(' 754"($%/ 9$ 3 $('

< 9$(/"'$ 3(!(-('%(.

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Figura 1,. 'on la pala: agregar una capa de arena cernida sobre el modelo.

. E/9$7"$ 5' 79 #( $(' /"' 7($'"$ /4$( (3 -#(3 754"($% 9$ 3 $('

7($'"# < 9$(/"'$ 7' (3 9"/'#$ -'53 #( -'($ 5'",$-(

%('"('# 75"## #( ' 93"7$ #(-/"# ,5($) 4/%$* 7' (3 9(/ #(39"/'#$ < 5' 3"1($ 7$1 (0($7"# 9$ (3 4$) 95(/ /( $(;5"($( 7"($%

'"!(3 #( 9($-(4"3"## #( 3 $(' 9$ 3 (!757"=' #( !9$(/ 3

--('% #( $(3")$ (3 !7"#. A75-53$ #( %$(/ 75%$ 79/ #( $('

#( 3 -'($ '%(/ #(/7$"% 3/ '(7(/$"/ 9$ 33('$ 3 70 #( -3#(.

E/ '(7(/$" 5' 45(' 9"/'-"('% 3 3$1 #( 3/ 4$#(/ #(3 -#(3 <

(' (3 9($&-(%$ #( 3 /(-" 70 9$ 4%('($ 5' 45(' -3#(. E/ '(7(/$"

%$40$ 7' /($"(## 3 8$ #( $(3")$ (3 9"/'-"('% 9$;5( #( '

/($ /& (3 -3#( ;5(#$* 7' "-9($,(77"'(/ < (/ #$* 7- $(/53%# 5'

-3 74# 3 9"() ;5( /( $(3")$*. L3('$ 9$ 7-93(% 3 /(-" 70

#( -3#( #(0'# 3 /59($,"7"( #(3 -3#( (' 5' /3 93' $/'# 7'

<5# #( 5' 4$$ 93' /4$( 3 /(-" 70 #( -3#(.

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Figura 1-. %pisonar 8 aplanar la superficie del molde con una regla de metal.

. D$ !5(3% 3 /(-" 70 "',($"$ 737'# (3 -#(3 7' 3 !"/% 87"

$$"4 < 9/%($"$-('%( ('/-43$ 7' (3 9($' #( 3 /(-" 70 /59($"$.

 A1$(1$ #(/-3#'%( 9$ (!"%$ ;5( 3 $(' #( 3/ #/ /(-" 70/ /(#8"($ 54"7$ (' /5 9/"7"=' (3 7'3 #( 3"-('%7"=' !($%"73 /& 7- (3

#( -)$% 9/%($"$-('%( $(33('$ 9$ 79/ < 9"/'$ #( ,$- /"-"3$ 

3 /(-" 70 "',($"$.

Figura 13. %gregar nuevamente arena 8 compactar: 8a no es necesario llenar toda la caja.

K. R(%"$$ (3 7'3 #( 73# < #( 3 -)$% -!"?'#3/ 3(!(-('%( ('

,$- '#53%$" 9$ 9$!7$ 5' 7!"## 3(!(-('%( 7='"7 < 03$.

Figura 15. Momento en el cual se retira el tubo: 8 ueda formado el canal de colada.

. A4$"$ (3 -3#( 7' 75"## 9$ $(%"$$ (3 -#(3 (/ $(7-('#43(

54"7$3/ (' 9/"7"=' #( 7'% 9$ (!"%$ /5 ,$7%5$.

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Figura 16. <etirar el modelo.

. R(3")$ 3/ 7'3(/ #( 3"-('%7"=' 7' <5# #( 3/ 7578$/ #( -3#(

9$(/"'$ 3/ 4$#(/ ;5( 95#"($' %('($ "-9($,(77"'(/ < $(%"$$ 753;5"($ 

$(/"#5 ;5( 8< ;5(## #('%$ #( 3 7!"## 5>"3"*'#/( #( "$( 40

9$(/"='.

Figura 27. <etirar residuos 8 colocar nuevamente la mitad superior del molde.

.E' 7/ #( ;5( 3 9"() 9$#57"$ 75('%( 7' 7!"##(/ (/ '(7(/$" 3

"-93(-('%7"=' #( 5' 7$)=' ;5( 95(#( /($ #( 3 -"/- $(' #(

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;5( 3/ %(-9($%5$/ #( %$40 /($*' #(3 $#(' #( C. P'($ 

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#( 3/ 7!"##(/ #(3 7'3 #( 3"-('%7"=' < -)$% /& 7- 5'

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(>7(#('%( 7'/"#($'# ;5( /( #(4($* #(/(78$ 3 (/7$" ;5( /( 1('($

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7($$$ 3 %9 #(3 8$' < $(153$ 3 ,3- (' 5' $'1 >"#'%(.

Figura 21. 0ncender el horno.

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Figura 22. 0$tracción del crisol 8 retiro de las impureas de aluminio en la parte superior 

del crisol.

.U' !() (3"-"'# 3 (/7$" /( 9$7(#( $(3")$ (3 !7"# (' (3 -3#(

!($%($ (3 -(%3 7' 75"## < %' $*9"# 7- /( 9/"43( (' (3 7'#57% #(

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$(75($# ;5( %"('( (3(!# %(-9($%5$ -'%('($/( 3 -*/ 3(0# 9/"43(

#(3 -3#( #5$'%( (/% 9($7"='.

Figura 2(. *ertido del aluminio fundido al 

molde.

Figura 2). *ertido de material sobrante en

lingotera.

.D(0$ /3"#","7$ (3 -(%3 #('%$ #(3 -3#( < (/9($$ ;5( #"/-"'5< /5%(-9($%5$ #( -"'5%/ ' 1$(1$ 15 8/% 5' $'1

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.D(/95?/ #( 5' %"(-9 #( (/9($$ ;5( /( (',$"? (3 -#(3 $(%"$-/ 3

9$%( /59($"$ #(3 -3#( < $-9(-/ 3 $(' 7-97%# 9$ $(%"$$ 

'5(/%$ 9"().

Figura 2,. <etiro de la piea fundida del molde.

IM&ORTANTE+ De!p#8! de terminar a! a%ti2idade! %ond#%ente! a a

ea(ora%i,n de a %aa de modeo de(e %ontri(#ir a a impie6a " orden de

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Q AV W-/X

#'#(: Q $9"#() #( 33('# #(3 -3#(

  A *$( #( 3 /(77"=' %$'/!($/3 #(3 7'3 #( 3"-('%7"='

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T V3Q W/X

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ANHLISIS DE LOS RESULTADOS

• O4/($!$ 3/ 7$7%($&/%"7/ -7$/7=9"7/ #( 3/ 9"()/ 4%('"#/

"#('%","7'# 3/ #(,(7%/ ;5( (' (33 75$$"($' < #(#57"('# 3/ 75//

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CONCLUSIONES JO COMENTARIOS

C' 4/( 3 9$7(#"-"('% < 7*3753/ $(3")#/ (' 3 9$*7%"7 $(3"7( /5/

7'735/"'(/.

CUESTIONARIO &REVIO

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. E>93";5( 75*3(/ /' 3/ -(#"#/ #( /(15$"## 3 %$40$ 5' 9$7(/ #(

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&r'%ti%a 3 + Lamina%i,n

D#ra%i,n 7 ?r!-

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E3 35-' !"/53")$* (3 9$7(/ #( 3-"'7"=' < $(3")$* 3/ 7*3753/ 9$ 3

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7-9$(/"=' ('%$( $#"33/ 1"$%$"/ #"/95(/%/ (' 5' $$(13 #('-"'# -3"'

%$(' #( 3-"'7"=' F"15$ .

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L/ -3"'/ #( 3-"'7"=' /( 73/","7' #( 75($# /5 #"/9/"7"=' F"15$ (/

#(7"$ (3 -3"' #( #/ $#"33/ ,5( (3 9$"-($ < (3 -*/ /"-93( 9($ /5

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#"$(77"'(/. E/%( -3"' (/%* 3"-"%# 9$ 3 3'1"%5# ;5( 95(#( -'(0$ < /" 3

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$#"33/ #( %$40 < 7- (3 #"*-(%$ #( 3/ $#"33/ #( %$40 /( #"/-"'5<( -*/

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8($$-"('%/ $(/"/%('%(/ 3 73$ ;5( /' $(3%"!-('%( 7/%//.

• Laminado en $rio+ /( 93"7 9$ -'%('($ %3($'7"/ (/%$(78/ < 9$#57"$ 

45('/ 74#/ /59($,"7"3(/ 9$ %-4"?' -(0$$ 3/ 9$9"(##(/

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$*9"#.

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E3 3-"'# (/ (3 9$7(/ #( 7',$-# ;5( -*/ -93"-('%( /( 5%"3") < 9$ %3

$)=' (>"/%(' -578/ !($/"'(/ #(3 9$7(/ %('"('# /& /5 9$9" 73/","77"=':

• Laminado de prod#%to! pano!+ (/ 3 -*/ 9953$ #( 3/ !$"'%(/+ /(

5%"3")' $#"33/ 7"3&'#$"7/ 9$ 4%('($ 3*-"' (' $33/ (' 80/ ('

937/ < #(-*/ !$"'%(/ (' 3 -"/- 7',"15$7"='. F"15$

Figura (. Laminado de productos planos.

• Laminado de $orma!+ 7%53-('%( 3 93"77"=' "'#5/%$"3 -*/ -93" (/ (3

3-"'# (' 73"('%( #( ,$-/ (/%$57%5$3(/ %3(/ 7- !"1/ 7'3(/ <

$"(3(/. F"15$

Figura ). Laminado de formas.

Laminado de anio!+ (3 -%($"3 "'"7"3 (/ 5' 93';5"33 9($,$# /& (3 '"33

#( 9$(# 1$5(/ /( 3-"' $(#57"('# /5 (/9(/$ ( "'7$(-('%'# /5 #"*-(%$.

F"15$

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Figura ,. Laminado de anillos.

MATERIAL JO EKUI&O NECESARIO

M%($"3:

4$$/ #( 35-"'" #( \ (/9(/$ '78 < 3$1

$(/9(7%"!-('%( F"15$ .

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-9($&-(%$ #( 1'78.

73"4$#$ !($'"($ F"15$ .

Figura -. Material para laminación.

E;5"9:

L-"'#$

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Figura 3. Laminadora.

DESARROLLO DE LA &RHCTICA

P$%(/ 9$"'7"93(/ #( 3 3-"'#$:

Figura 5. Principales partes de la laminadora.

T43($ #( 7'%$3 #( 3 3-"'#$:

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Figura 6. &ablero de control.

&abla 1. Funcionamiento de los controles del tablero.

No- &arte Nom(re F#n%i,n

C$*%53 #( !(37"##I'#"7 3 !(37"## #( 1"$ #( 3/ $#"33/

,%-"'. C'%$3 #( !(37"## A05/% 3 !(37"## #( 1"$ #( 3/ $#"33/.

C$*%53 #( -9($0(I'#"7 3 "'%('/"## #( 7$$"('%( ;5( /(

1('($ (' 3/ 9($7"'(/ #( 3-"'#.

B%=' #( "'"7" A3 9$"-"$3 7-"(')' 1"$$ 3/ $#"33/

#( 3 3-"'#$. B%=' #( /%9 P$ #( 139( (3 1"$ #( 3/ $#"33/. B%=' #( $(!($/ I'!"($%( (3 1"$ #( 3/ $#"33/.

K C89 #( $$';5( #( 3-"'#$ E'7"('#( < 91 3 3-"'#$.

. E'7('#($ 3 3-"'#$ (/% /( 31$ 737'# 3 33!( (' 3 789 #(

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,%-"'.

. A05/%$ 3 /(9$7"=' ('%$( 3/ $#"33/ < /( -'53 5%-*%"7-('%( 3

(/9(/$ #(3 -%($"3 9$ 3-"'$ (' (/% 9$*7%"7 (3 (/9(/$ (/ #( \.

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Figura 17. *olante de ajuste manual.

. E' 5' 9$"-($ (%9 #(3 (>9($"-('% /( 3-"'$*' 9$4(%/ !$"'# ('

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&re%a#%i,n+  7' <5# #( 3/ 9"')/ -(7*'"7/ 737$ 3 9$4(% ('%$( 3/

$#"33/ '5'7 $(3")$ (/% 9($7"=' 7' 3/ -'/.

Figura 11. Probeta a laminar Figura 12. 'olocando la probeta

. M'"%$($ (3 $(/53%# ;5( 9$(7( (' (3 #"/93< #( 7$1 3 --('% ;5(

3 9$4(% 9/ 9$ 3/ $#"33/ < '%$ #"78 #% (' 3 %43 #( $(/53%#/

(' 3 735-' #( C$1 R(3 %'. A3 -"/- %"(-9 $(!"/$ 3 7$%53 #(

-9($0( < '%$ (3 #% (' 3 735-' C$$"('%( A.

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Figura 1(. >ispla8 de carga Figura 1). 'arátula de amperaje

. R(%"$$ 3 9$4(% #( 3 3-"'#$ < 7' <5# #(3 !($'"($ %-$ 3(7%5$/

(' #",($('%(/ 9$%(/ #( 3 -"/- /7$ (3 9$-(#" < A'%$ (3 $(/53%# ('

3 735-' 8, $(3 "' #( 3 %43 #( $(/53%#/.

Figura 1,. &omar lectura del espesor de la probeta al salir de la laminadora.

K. R(9(%"$ 3/ 9// < 9$ 3/ %$/ #/ 9$4(%/ 7' /5 $(/9(7%"!

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. D5$'%( 3 /(15'# (%9 %-4"?' (/ '(7(/$" %-$ 3(7%5$ #(3 #"/93<

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RESULTADOS

E' 3 /"15"('%( %43 $(1"/%$$ 3/ 9$*-(%$/ #( 3/ 3(7%5$/ #( 3 (%9 '%($"$ 

9$ 7# 5' #( 3/ 9/#/ #( 3-"'7"=':

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&abla 1. Partes principales del torno

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Figura 3. 'olocación del árbol o poste del porta herramientas.

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&rop#e!ta 7

FASE DE TRA@AODESCRI&CIÓ

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4 CENTRADO DELTRAMO

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C"3"'#$$ 5'#"*-(%$ #( <\ < 5'3'1"%5# #(75($# 393'.

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$(3")$ 375($#.

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&rop#e!ta 3

FASE DETRA@AO

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4 CENTRADO DELTRAMO

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RESULTADOS

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'273( ,$-'# (/7$" /4$( (3 -(%3 ,5'#"# ?/% 9$%(1( 3 -(%3 ,5'#"# -"('%$/

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Figura -. 0lectrodos para arco el+ctrico.

Modo de ee)ir o! ee%trodo!- 

U' (3(7%$# 9$ %#/ 3/ ,"'(/ 9$ %#/ 3/ 93"77"'(/ < ;5( #( $(/53%#/

"153(/ (/ "-9/"43( ('7'%$$3+ (' %$/ 934$/ (3 (3(7%$# 5'"!($/3 '

(>"/%(. L (3(77"=' 7$$(7% #( 5' (3(7%$# /( 4/ (' (3 '*3"/"/ #( 3/7'#"7"'(/ < 7"$75'/%'7"/ ;5( "',35<(' /4$( 5' %$40 (' 9$%"753$ 9$

9#($ #(%($-"'$ (3 %"9 < %-6 #(3 (3(7%$# 5/$ (/ '(7(/$" 7-9$4$ 3/

/"15"('%(/ ,7%$(/:

. C5*3 (/ (3 -(%3 4/( ;5( 8 #( /($ /3##

. C5*3 (/ 3 #"-('/"=' #( 3 /(77"=' /3#$

. D( ;5? 73/( #( 7$$"('%( (3?7%$"7 /( #"/9'( (' (3 $7

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. E3 -(%3 #(9/"%# #(4( 9/(($ 7"($%/ 9$9"(##(/ (/9(7"3(/ 7-

753"##(/ '%"7$$/"!/ #57%"3"## 3% $(/"/%('7" 3 %$77"=' <

-;5"'4"3"##.

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L A.c.S. S7"(## A-($"7' #( S3##5$ 9$ /5/ /"13/ (' "'13?/ (/%43(7"=

5' /"/%(- '5-?$"7 7(9%# < 5/# (' %# 3 "'#5/%$" #( 3 /3##5$ 9$

"#('%","7$ 3/ #",($('%(/ %"9/ #( (3(7%$#/ ;5( (>"/%(' (' (3 -($7#.

G#*a para a interpreta%i,n de a n#mera%i,n de o! ee%trodo! !e)n !#

%a!i$i%a%i,n-

L/ #",($('%(/ 7$7%($&/%"7/ #( 9($7"=' #( !$"/ (3(7%$#/ /' %$"45"#/ 3

$(!(/%"-"('% #'#( (3 3-4$( (/ 1('($3-('%( #(3 -"/- %"9+ 7($ 3 7$4='

 AISI C ;5( %"('( 5' 9$7('%0( #( 7$4' .@. -*>"- 9$ 3

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9$ /3#$ 8"($$ #537( 3 A.c.S. 8 #9%# 5' /($"( #( '2-($/

/"15"('# 3 3(%$ E V($ ,"15$ K. L 3(%$ E /"1'","7 ;5( (3 (3(7%$# (/ 9$/3##5$ 9$ $7 (3?7%$"7 3/ #/ 9$"-($/ 7",$/ #( 5' '2-($ #( 75%$ 3/

%$(/ 9$"-($/ 7",$/ #( 5' '2-($ #( 7"'7 /"1'","7' 3 $(/"/%('7" -&'"- 3

%$77"=' (' -"3(/ #( 3"4$/ 9$ 9531# 75#$# #(3 -(%3 #(9/"%#. L

9('23%"- 7",$ /"1'","7 3 9/"7"=' (' ;5( /( #(4( #( 93"7$ 93' 8$")'%3

!($%"73 < /4$( 74(). L 23%"- 7",$ /"1'","7 (3 %"9 #( 7$$"('%( 3%($'

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9('(%$7"=' %"9 #( 7$$"('%( < ,5'#('%(.

Figura 3. Comenclatura de los electrodos.

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&abla 1. 'lasificación de las dos =ltimas cifras.

Ee%trodo! de (aa aea%i,n-

E3 (>%('/ 5/ #( 7($/ 3(#/ 8 43"1# 3 #(/$$33 #( (3(7%$#/

$(!(/%"#/ 797(/ #( 9$#57"$ #(9=/"%/ #( /3##5$ ;5( %('1' $(/"/%('7"

3 %$77"=' ;5( $(4/( 3/ 34/9531+ 9$9"(##(/ -(7*'"7/ #( %3

-1'"%5# /' 4%('"#/ 5/'# ,($$3(7"'(/ %$!?/ #(3 ,$$. E' 3 -<$& #(

3/ (3(7%$#/ /(63#/ (3 $(!(/%"-"('% (/ #( 7$4'% #( 737" %&9"7 #( 3/(3(7%$#/ #( 40 8"#$=1(' < ,$(75('%(-('%( 7'%"('(' 93! #( 8"($$. L/

(3(7%$#/ #( 3% $(/"/%('7" 3 %$77"=' %"('( 3 73/","77"=': E E.

L/ (3(7%$#/ -(%*3"7/ 7' $(754$"-"('%/ -(0$' 3/ 7$7%($&/%"7/ #( 3

/3##5$ /' 3/ -*/ 5%"3")#/ (' 3 7%53"##. L/ ,5'7"'(/ #( 3/

$(754$"-"('%/ /' 3/ /"15"('%(/:

• P$!((' 5' %-=/,($ #( %$40 9$%(7%$.

• G('($' (/7$" 9$ 9$%(1($ 3 -(%3 ,5'#"#.

• E/%4"3")' (3 $7.

•  A5-('%' 3 (,"7"('7" #( #(9/"7"='.

• E3"-"'' "-95$()/ < =>"#/.

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• D"/-"'5<(' 3 !(37"## #( (',$"-"('% #( 3 /3##5$.

MEDIDAS AM&ERAE DE UN ELECTRODO

L -(#"# #( 5' (3(7%$# ;5( ! 5/$/( #(9('#($* #( !$"/ ,7%$(/:

. E/9(/$ #(3 -(%3 /3#$.

4. Q5( %' /(9$#/ ;5(#(' 3/ ,"3/ #( 3 5'"='.

7. P/"7"=' #( 3 5'"='.

#. D(/%$() #(3 /3##$.

L %43 95(#( 5/$/( 7- 5' 15&+ 75'# /( /(3(77"'( 3 -(#"# < -9($0( 9$

5' %$40 9$%"753$ /($* '(7(/$" 5-('%$3 #"/-"'5"$3 /(12' 3 9/"7"=' #( 3 4$

/5 (/9(/$ < 3 -(#"# #( 7=- %$40 7# 9($$"

&o!i%i,n &ana E!pe!or 

de MetaMedida de Ee%trodo

Amperae Apro:imado

C3"4$(

C3"4$(

C3"4$(

C3"4$(

C3"4$(

=

=

=

=

=

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@

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2

@

&abla 2. @ua de medidas de electrodos 8 amperajes a utiliar.

P$ %$ 9$%( 9$ ,"'(/ 9$*7%"7/ < #( ,$- (-9&$"7 /( $(7-"('# 5%"3")$ -9($"

9$ 7# -"3?/"- #( 9531# . 9$ (0(-93 9$ 5' (3(7%$# #( .9531# /( $(;5"($(' -9($(/ 7- -*>"- ( "$ #"/-"'5<('# (/%( !3$ 7',$-(

!< 40'# (3 (/9(/$ #(3 -%($"3 /3#$.

Tipo de #nione!

D('%$ #( 3/ %$40/ #( /3##5$ /( $(3")' #",($('%(/ %"9/ #( 5'"'(/ 9$ ,$-$ 

(/%$57%5$/ -(%*3"7/. E' 3 ,"15$ /( -5(/%$' 3/ #",($('%(/ %"9/ #( 5'"'(/ -*/

5%"3")#/ (' 3 "'#5/%$".

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2

Figura 5. <epresentación de las tipos de uniones utiliadas en la soldadura el+ctrica.

MATERIAL JO EKUI&O NECESARIOM%($"3:

S3($ #( 7($ (' %$-/ #( 9531#/ #( 3$1 9$ #( '78 <

#( (/9(/$.

E3(7%$# E.

E3(7%$# EK.

E;5"9

C$(% 7' ,"3%$/

P(%

G5'%(/

P3"'/

G13(/

P"7

C(9"33 #( 3-4$(

P"')/ -(7*'"7/

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Figura 6. 0uipo de protección para soldadura el+ctrica

DESARROLLO DE LA &RHCTICA

Re)a! de !e)#ridad para !odad#ra e8%tri%a-

E>"/%(' 7"($%/ 9$(757"'(/ ;5( #(4(' %-$/( 9$ 9$%(77"=' #( 5' -"/- <

#( 3/ #(-*/+ ('%$( ?/%/ %('(-/:

. U/$ /"(-9$( 3 7$(% 7' ,"3%$ #(3 1$# 7$$(7%.

. U/$ 9(% 15'%(/ 7/7 < 93"'/.. A/(15$$/( #( ;5( 3/ #(-*/ (/%*' 9$%(1"#/ #( 3/ $</ #( 35) '%(/ #(

(-9()$ /3#$.

. N5'7 %$40$ (' 5' *$( 82-(# -0#.

. U/$ 3('%(/ #( /(15$"## 75'# /( ;5"%( 3 (/7$" #( 5' /3##5$.

. A/(15$$/( ;5( 3 9"() ;5( /( !< /3#$ (3 4'7 /4$( (3 ;5( /(

%$40 (/%?' 7'(7%#/ 7$$(7%-('%( %"($$.

K. U/$ 15'%(/ #( 7$') %# (3 %"(-9.

EERCICIO 0. E!ta(ii6a%i,n de ar%o a tra28! de p#nto! de !odad#ra

. R(3")$ 3 93"77"=' #( 95'%/ (' 5' 937 #( 7($ -(#"'%( 3/ /"15"('%(/

9// 7' 3 ,"'3"## #( (/%4"3")$ (3 $7:

. C37$ (3 (3(7%$# (' (3 -'($3 #( 3 -*;5"' (3?7%$"7.

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. E'7('#($ 3 -*;5"' < 754$"$/( 7' 3 7$(%.

. A7($7$ (3 (3(7%$# 3 937 < (' (3 --('% ;5( /3%( (3 $7 9$7(#($

$(3")$ -!"-"('%/ 7"$753$(/ /"' !')$ (/% (' (3 39/ #(

/(15'#/. L(!'%$ (3 (3(7%$# < 93"7$ %$ 95'% 8/% 33('$ 3 937 7-

/( "'#"7 (' 3 ,"15$ .

Figura 17. %plicación de puntos para estabiliar el arco.

EERCICIO 7- Api%a%i,n de %ordone! de !odad#ra

4. R(3")$ 3 93"77"=' #( 3/ #",($('%(/ 7$#'(/ 5%"3")#/ (' 3 /3##5$

(3?7%$"7 7' 3 ,"'3"## #( #;5"$"$ 3 84"3"## #( /5 93"77"=' 9$ (33 $(3")$ 

3/ /"15"('%(/ 9//:. C37$ (3 (3(7%$# (' (3 -'($3 #( 3 -*;5"' (3?7%$"7.

. E'7('#($ 3 -*;5"' < 754$"$/( 7' 3 7$(%.

. A7($7$ (3 (3(7%$# 3 937 < (' (3 --('% ;5( /3%( (3 $7 9$7(#($

$(3")$ -!"-"('%/ 7"$753$(/ 5 %$ 3 3$1 #( 3 937 5' !(37"## <

3%5$ 7'/%'%( 7- /( -5(/%$ (' 3 ,"15$ .

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a# b#

Figura 11. a# Posición del electrodo. b# &ipo de cordón ue se genera: el ancho depende de ue tan

grande se realice el movimiento.

EERCICIO 3- Reai6a%i,n de #nione! de !odad#ra

7. R(3")$ 3 93"77"=' #( #",($('%(/ 5'"'(/ 7- 3 7'/"#($( (3 9$,(/$:

. C37$ (3 (3(7%$# (' (3 -'($3 #( 3 -*;5"' (3?7%$"7.

. E'7('#($ 3 -*;5"' < 754$"$/( 7' 3 7$(%.

. C37$ #/ 9"()/ #( 937 (' 753;5"($ #( 3/ 5'"'(/ "'#"7#/ (' 3 ,"15$

.

. P$7(#($ 93"7$ 5' 95'% (' 7# (>%$(- #( 3 5'"=' 9$ (!"%$ /5

/(9$7"=' ('/(15"# 93"7$ (3 7$#=' 3 3$1 #( 3 5'"='. R(7$#$ ;5(

/"(-9$( /( #(4( 5%"3")$ 5' !(37"## < 3%5$ 7'/%'%( 9$ 4%('($ 5'45(' /3##5$.

Figura 12. >iferentes tipos de unión a realiar con la soldadura el+ctrica.

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Eer%i%io 4- De!arroar #n pro"e%to de tipo arB#ite%t,ni%o o e!%#t#ra-

RESULTADOS

. E3 35-' 9$(/('%$* 5' %43 7' 3/ !3$(/ #( 05/%( (-93(#/ (' (3 9$7(/

#( /3##5$ (>93"7'# 3 $)=' #(3 9$ ;5? #( 7# 5' #( (33/.

. R(3")$ 3 (!357"=' #( 3/ 9"()/ 5'"#/ 9$ 5' < -4/ 3#/.

. P$(/('%$ "-*1('(/ #( 3/ 95'%/ 7$#'(/ < 5'"'(/ $(3")#/.

. C' 4/( 3 (>9($"('7" #;5"$"# (' 3 9$*7%"7 $(/9(7% 3 5'"=' #(

-%($"3(/ (3 35-' #(4($* $(3")$ 5' 9$<(7% (' (3 ;5( /( 9$(7"(' #",($('%(/

%"9/ #( 5'"'(/ < #( -%($"3(/ 9"()/.. A3 %?$-"' #( 3 9$*7%"7 (3 35-' 9$(/('%$* (3 9$<(7% 9($,(7%-('%( 74#

< 9$(/('%43(.

ANHLISIS DE LOS RESULTADOS

. E!35$ 3/ 7$#'(/ $(3")#/ < #(%($-"'$ /" %"('(' 5' -"/- '78 < (/9(/$ 

#5$'%( %# (3 $(7$$"# #(-*/ #( /" 9$(/('%' 3 ,$- #( -'(#/ 9"3#/

/" ' (/ (3 7/ < 3 /3##5$ ;5(#= #( 5' ,$- "$$(153$ 7' 9$/ "'#"7$ 

3/ 7'#"7"'(/ ;5( 3 $"1"'$'.

. R(3")$ 3 (!357"=' #( 3/ 5'"'(/ $(3")#/ 9$ #(%($-"'$ 3 $(/"/%('7" #(

3/ -"/-/ 5%"3")$ 9$ (/% 7%"!"## 3 9$('/ 8"#$*53"7 #"/9'"43(.

. R(3")$ 5' '*3"/"/ 7-9$%"! (' 3 $(/"/%('7" #( 3/ 9"()/ /3##/ 9$ 5'

3# < 9$ #/ 3#/ < 7-9$$3/ 7' 3/ !3$(/ (/9($#/ #( 75($# 3

(3(7%$# (-93(#.

. R(3")$ 9$5(4/ #(/%$57%"!/ ,"15$ 7' 3 ,"'3"## #( ,$7%5$$ 3 5'"='.

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Figura 1(. Muestra de diferentes pruebas destructivasD de iuierda a derecha se tiene una prueba

en la ue se martilla hasta lograr un doble de 157 grados: en la figura central se presenta una

 prueba de fle$ión 8 tracción: por =ltimo a una unión en E*E se le martilla hasta dejarla en un plano

horiontal.

R(/9'# 3/ /"15"('%(/ 9$(15'%/:

. Q5? "-9$%'7" %"('( 3 !(37"## < 3 3%5$ 7'/%'%( (' 3 93"77"=' #(3

7$#='

. C5*'%/ 5'"'(/ /5,$"($' $59%5$ < 75*'%/ /( #43$' /"' $-9($/( (' (3

'*3"/"/ #( 9$5(4 #(/%$57%"!

. Q5? %$/ 9$5(4/ ' #(/%$57%"!/ (>"/%(' 9$ !($","7$ /" 3 /3##5$ ,5( 4"('

93"7#

. C=- /( 7-9$% 5' 3-"' #( 73"4$( 3 93"7$3( 5' -9($0( #( <

5%"3")'# 5' (3(7%$# E #(

. C=- /( 95(#( 7'%$3$ 3 #(,$-7"=' #( 5' -%($"3 75'# 3( (/ 93"7# (3

9$7(/ #( /3##5$ (3?7%$"7

. S( $(;5"($( ,4$"7$ 5' /9$%( -(%*3"7 7' 9($,"3 75#$# #( > 9531# ('

7($ #( %3 ,$- ;5( #(4($* /9$%$ 5' -/ #( 34. Q5? %"9

#( (3(7%$# /(3(77"'$& #( 3/ /"15"('%(/ EK E E < 9$ ;5?

CONCLUSIONES JO COMENTARIOS

R(3")$ 3/ 7'735/"'(/ 9($%"'('%(/ #( 75($# 7' (3 '*3"/"/ $(3")# < 3/ $(/53%#/

4%('"#/.

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CUESTIONARIO &REVIO

. E>93"7$ (' %?$-"'/ 1('($3(/ 3/ -(#"#/ #( /(15$"## ;5( /( #(4(' %('($ 3

%$40$ (' 3 93"77"=' #( /3##5$ 9$ (3 9$7(/ #( $7 (3?7%$"7.

. Q5? (/ (3 9$7(/ #( $7 (3?7%$"7

. Q5? !$"'%(/ 9$(/('% (3 9$7(/

. Q5? 93"77"'(/ "'#5/%$"3(/ %"('( (3 9$7(/ #( $7 (3?7%$"7

. Q5? !('%0/ < 3"-"%7"'(/ 9$(/('% 3 /3##5$ #( $7 (3?7%$"7

@I@LIOGRAFÍA

• M//"- V3#"-"$ P"$(## Soldadura con %rco Sumergido M?>"7 E#"%$"3

L"-5/ .

• I!*' H. G$",,"' &+cnicas para Soldar &ubera M?>"7 E#"%$"3 D"' .

• M'53 #( /3##5$ %-/ M?>"7 P$('%"7( H33.

• H$"%) S3##5$ A93"77"'(/ < 9$*7%"7 M?>"7 A3,-(1 K.

• O>1/ M'53 #(3 /3##$ M?>"7 #"/%$"45"# 9$ I',$ #( (3 S3!#$ S.A #(

C.V.

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&r'%ti%a 5 + Corte " !odad#ra %on o:i;a%etieno

D#ra%i,n 7 ?r!-

O@ETIVO

E3 35-' #(/$$33$* 3 84"3"## (' (3 -'(0 #(3 (;5"9 #( >"@7(%"3(' ('

93"77"'(/ #( 7$%( < /3##5$ %('"('# 9$(/('%( 3/ -(#"#/ #( /(15$"## (' (3 5/

#( (/%( (;5"9.

INTRODUCCIÓN

EB#ipo de o:i;a%etieno

L 7-4"'7"=' >&1(' 7(%"3(' (/ "'#"/9('/43( (' 3 "'#5/%$" < ;5( 9($-"%(

3 5'"=' #( -(%3(/ ,($$// 5%"3")'# (3 73$ 9$#57"# 9$ 3 7-45/%"=' #( 3/

1/(/. É/% 9$#57( 5' 33- 7' %(-9($%5$ -*/ 3% ;5( 3 9$#57"# 9$ 

753;5"($ %$ 7-4"'7"=' #( 1/ < >&1('. L %(-9($%5$ #( 3 33- (/

9$>"-#-('%( #( F C. E/% %(-9($%5$ ,5'#( 3 -<$& #( 3/

-(%3(/ 5/#/ (' 3 "'#5/%$" 9($-"%( /3#$ 9"()/ ,($$// < ' ,($$// 7'

/"' -%($"3 #( 9$%(. M(#"'%( (3 5/ #( 5' /93(%( (/9(7"3 /( ,7"3"% (3 7$%(

#( -%($"3(/ ,($$// #( 1$'#(/ (/9(/$(/ 8/% #( 7- #( (/9(/$.

L/ !('%0/ ;5( /( 95(#(' 31$$ 7' (/%( 9$7(/ /' 3/ /"15"('%(/:

. M(#"'%( 3 7-4"'7"=' #( >&1(' < 7(%"3(' /( 37') 3%

%(-9($%5$.

. S( 95(#( /3#$ -%($"3(/ ,($$// < ' ,($$// %-4"?' /"$!( 9$ 7$%$ -(%3(/ ,($$//.

P$ %$ 3# 3/ #(/!('%0/ ;5( 9$(/('% (3 9$7(/ /':

. E/ 5' 9$7(/ -*/ 7$ ;5( (3 #( >&1('@9$9'.

. P$#57( #(,$-7"'(/ 9$ 3 1$' 7'7('%$7"=' #( 73$ 9$ 3 %'% '

(/ $(7-('#43( 9$ 7"($%/ %$40/.

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. S=3 /( 95(#(' /3#$ -(%3(/ #( 40 (/9(/$.

Temperat#ra! a%an6ada! %on di$erente! me6%a! de )a!e!.

L"/% #( #",($('%(/ 7-4"'7"'(/ #( 1/(/ /& 7- 3 %(-9($%5$ ;5( /(

95(#( 37')$.

• O>"@7(%"3(' @ F @ C

•  A"$(@7(%"3(' K @ F @ C

• O>"@8"#$=1(' @ F @ C

• O>"@1/ #( 7$4=' @ F @ C

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Figura 1: Muestra los cilindros seccionados de acetileno 8 de o$geno respectivamente.

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Figura (. <egulador de doble etapa

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Figura ,. 'orte con el soplete.

&abla 1. Presiones de corte

E pro%e!o de !odad#ra %on O:i;A%etieno-

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'$-3-('%( (3 9$!((#$ /5-"'"/%$ 5' %43 #'#( /( "'#"7' 3/ 9$(/"'(/

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&abla 2. Presiones para soldar. % la derecha se muestra una bouilla para soldar.

Varia! de !odad#ra

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. R(%"$( %# -%($"3 7-45/%"43( ;5( /( ('75('%$( (' 3/ 7($7'&/ #(3 *$(

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MATERIAL JO EKUI&O NECESARIO

Materia

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EB#ipo de !e)#ridad per!ona ,"15$ K:

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Figura 3. 0uipo de seguridad 

DESARROLLO DE LA &RHCTICA

&ro%edimiento de prepara%i,n de eB#ipo de O:i;A%etieno-

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7 C'(7%$ 3/ $(153#$(/ (' /5/ $(/9(7%"!/ 7"3"'#$/.

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# A,30$ 3 -'"0 ;5( $(153 (3 9/ #( 1/ 7' 3 9$(/"=' 9$9"# #(

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Figura 6. 'olocación de mangueras a reguladores 8 maneral: a 8 b.

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Figura 17. 'olocación de bouilla para soldar.

Dia)rama de %one:i,n de eB#ipo de O:i;A%etieno-

 Figura 11. Muestra la cone$ión del euipo de o$i;acetileno.

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MATERIAL JO EKUI&O NECESARIO

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Figura 17. 0dición del programa.

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Figura 1). Pantalla en corte total.

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CONCLUSIONES JO COMENTARIOS

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Figura 11. Pantalla en gráfico 2>.

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@ L/ 7$7%($&/%"7/ %?$-"7/ #(3 (3(7%$#.

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Figura. >uración de pausa

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Figura (. Partes de la máuina de electroerosión. Sistema de lavado 8 bandeja de trabajo.

Figura ). Porta;electrodo.

DESARROLLO DE LA &RHCTICA

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Figura 11. >eterminar el valor de H7 

. S54"$ (3 9$%@(3(7%$# (' -# -'53 9$>"-#-('%( 7-.

Figura 12. Movimiento de porta;electrodo.

K. I'%$#57"$ 3/ !3$(/ #( %$40 #( (3(7%$($/"=' (' (3 9'(3 #( 7'%$3

TON DT TS < Z -*>.

Figura 1(. 'ontroles para introducir &GC: >&: &S 8 Hma$.

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Figura 1). *álvula de apertura 8 cierre de diel+ctrico.

. S(3(77"'$ (3 '"!(3 #( #"(3?7%$"7 ?/%( #(4( (/%$ 5' 9531# 9$ $$"4

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Figura 1,. Palanca de nivel de diel+ctrico 8 válvula de desfogue.

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E3 9$7(/ 95(#( /($:

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Figura ,. Mecanismo interior de una mauina M!@.

Antor%?a! para !odad#ra MIG

Figura -. %ntorchas para proceso M!@.

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Figura 3. Penetración en función del gas

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Figura 6. <epresentación de las tipos de uniones utiliadas en la soldadura el+ctrica

MATERIAL JO EKUI&O NECESARIO

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. E/ 9$(,($"43( 5/$ $9 #( 3' (' !() #( 31#=' 9$;5( /( ;5(- 7'

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E' (/%( /(15'# (0($7"7" /( $(3")$* 3 93"77"=' #( 3/ #",($('%(/ 7$#'(/

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derecha se puede ver el tipo de cordón ue se genera: el ancho depende mucho de u+ tan

grande se realice el movimiento.

EERCICIO 3- R(3")7"=' #( 5'"'(/ #( /3##5$.

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. P$7(#($ 93"7$ 5' 95'% (' 7# (>%$(- #( 3 5'"=' 9$ (!"%$ /5

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