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Teknik Desain dan Manufaktur

Politeknik Perkapalan Negeri Surabaya

Data Desain Awal Konstruksi Overhead Crane

// Ukuran Utama

Type = Single Girder Overhead CraneSW = ! ton = "#$$$ NOverloading %$& = !'! ton = !(#$$ NTinggi )ngkat = * + = *$$$ ++Tinggi Total = $ + = $ ++ebar Total = ,% + = ,%$$$ ++Span = ,$ + = ,$$$$ ++ifting Speed = %$ +-+inCross Travel Speed = ,$ +-+in

ong Travel Speed = ($ +-+in

// Contoh Desain Overhead Crane Yang Akan Digunakan.

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Overhead Crane Teknik Desain dan Manufaktur


// PROFIL GIRDER

.ahan = )STM )(/

0b = ,!$S1 = "

= /,'!

.erat Desain 2.erat 3oist = $'!! Ton

P desain = 4 ! 5 $'!! 6 5 44 %$& 7 4 ! 5 $'!! 66 Ton= /'%$! Ton= /'%$! 7 %$ 7 %$$$ N

= /%$!$ N

Gaya P beker8a pada tengah9tengah batang: ;eaksi tu+puan +asing9+asing 2;a = ;b = P-, = /'%$! - , ton

= ('$!,! ton

Model Pe+bebanan 2

= ,$ += ,$$$$ ++

Mo+en +aksi+al pada tengah tengah batang 2M +a7 = P-"

= /'%$! 7 ,$ - " Ton+

= ($'!,!$ Ton+

= ($'!,! 7 %$$$ 7 %$$$ 7 %$ N++

= ($!,!$$$$ N++

W7 yang dibutuhkan 2W7 = M +a7-%!$

.erat = ,,$', @g-+

at ata ogProfil Girder 6?+

(

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.erat Total = ,,$', 7 ,% kg= "/,"', kg= "/,"', - %$$$ ton

= "'/,", ton

;a = ;b = Ptotal - , = 4/'%$!5"'/,", 6-, ton= !'(/ ton

Pengaruh berat sendiri terhadap +o+en +aksi+al 2

M7 == ,,$', 744,$6A,6- * @g+= %%$%$'$ @g+

Superposisi 2

= ($'!,! 7 %$$$ @g+= ($!,! @g+

M7 berat sendiri = %%$%$'$ @g+

= ($!,! 5 %%$%$ @g+= "%!(!'$ @g+

= "%!(! 7 %$$$ 7 %$ N++= "%!(!$$$$ N++

7 yang dibutuhkan = M +a7-#$$$ 4 ihat tabel profil girder 6

l,-*

M+a7

balok tunggal

M+a7

total

++(

++(

++(

?+(

?+(

?+( ?+(

N-+,

?+"

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= ,>#$$$ - %$$$$$$$$

= $'$$,>#

+"

+"

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Defleksi 4

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Dari perhitungan diketahui baha 0 +aks F 0 i8i

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1)@TO; @)M)N)N

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@)T)OG M)T;) P;O1 G;D;

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@)T)OG P;O1 G;D;

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3)S P;3THNG)N DNG)N P)T;)N 9 N)ST;)N

Dari analisa tersebut didapatkan hasil, yaitu tegangan maksimum adalah44 N/m2dan defleksi maksimal 15.4 mm. Dari hasil analisa tersebut,didapatkan hasil tegangan maksimum dan defleksi ebih kecil daripadategangan ijin dan defleksi perhitungan.

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// PROFIL ENDCARRIAGE

.ahan = )STM )(/ S1 = "

0b = ,!$ = /,'!

Dikarenakan 8u+lah penu+pu ada ,: +aka P yang diteri+a setiap profil = P-,

P == /'%$! 5 "'/,",= %$'>,# Ton

PI = P - , Ton= %$'>,#, - , Ton= !'(/"/ Ton

= !(/"/ N

Gaya P beker8a pada tengah9tengah batang: ;eaksi tu+puan +asing9+asing 2;a = ;b = P-, = !'(/"/ - , ton

= ,'/*,( ton

Model Pe+bebanan 2

= ( += ($$$ ++

Mo+en +aksi+al pada tengah tengah batang 2M +a7 = P-"

= 4!'(/"/ 7 (6 - " Ton+

= "'$,(! Ton+

= "'$,("! 7 %$$$ 7 %$$$ 7 %$ N++

= "$,("!$$ N++

W7 yang dibutuhkan 2W7 = M +a7-!,

Pe+ilihan Profil 2

Profil = "!$ 7 ,!$

N-++, 0i8in N-++,

Pdesain

5 Pgirder

++(

++(

?+(

?+(

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Wy = %((>

.erat = *!'" @g-+

at ata ogProfil Girder 6?+

(

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.erat Total = *!'" 7 ( kg= ,!/', kg= ,!/', - %$$$ ton

= $',/ ton

;a = ;b = Ptotal - , = 4 !'(/"/ 5 $',!/, 6 - ton

= ,'*% ton

Pengaruh berat sendiri terhadap +o+en +aksi+al 2

M7 == *!'" 7 4(A,66- * @g+= #/'% @g+

Superposisi 2

= "'$,("! 7 %$$$ @g+= "$,('! @g+

M7 berat sendiri = #/'% @g+

= "$,('"! 5 #/'$>! @g+= "%%#'! @g+

= "%%#'!,!7%$$$7%$ N++= "%%#!,!$ N++

7 yang dibutuhkan = M +a7-/! kg

// Bean !utus "ali Ba#a

Diren?anakan 8enis tali ba8a: / 7 %#5%f?

di+ana 2 b = %/$$$ @g

= *$$$$$ 4 @etentuan yang sudah ada 6= *$$$$$ - %$$

= *$$$k = ! 4 ihat tabel : Tergantung kondisi ker8a 6

u+lah engkungan = ,

= ,$ 4 ihat tabel berdasarkan 8u+lah lengkungan 6i = / 7 %#

= %%"

P = 7 bb 9 7 d

k

= ,%*!'>/!,/!//,%> 7 %/$$$

%/$$$ *$$$$$ %

K 7 Ln7 4 L 9 % 6

4 4 Ln5%6 9 % 6

@g-?+,

@g-++,

D+in-d

++,

%'! D+in

Q i

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!9

%:! Q%%" ,$

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= ("#>,,""',!$!#"*(,$$ 9 ,"'#>!/,

= (5$$>kg(%>!'$,"

= %%$%"'* kg

Dari tabel pe+ilihan dia+eter tali ba8a 8enis / 7 %# 4#-#-%6Didapat 2 Dia+eter tali ba8a = %"'! ++

.eban Putus = %"'# ton= %"#$$ kg

// Diameter !uli

= ,$ 7 R tali ba8a ++= ,$ 7 %"'! ++= ,#$ ++

// Diameter drum

= ($ 7 R tali ba8a ++= ($ 7 %"'! ++= "(! ++

Ga+bar @etentuan Pene+patan Wire ;ope Pada Dru+

h, = $:( d ++

= "'(! ++

r = %:$! 7 d-, ++= >'/%,! ++

S +in = %:% 7 d ++

= %!'#! ++= %/ ++

4 ihat @atalogWire ;ope 6

Rpuli

Rdru+

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// Panjang drum

Di+ana 23 = Tingggi angkat beban 4++6

= *$$$ ++

i = u+lah suspensi= (

Dr = Dia+eter dru+ 4++6= "(! ++

S = arak antara titik pusat tiap tali ba8a

= %/ ++

= ('%"

= 4 3 7 6 7 S ++4 7 D 6 5 >

= *$$$ 7 ( 7 %!'#! ++4 ('%" 7 "(! 6 5 >

= (*,*$$ ++%(>,'#

= ,>*'*( ++

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N) 1)@TO; @)M)N)N

HM)3 NG@HNG)N

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@)T)OG W; ;OP

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// PERHITUNGAN DAYA MOTOR

// Daya motor $ % &i'ting (

@e?epatan angkat 4 C 6 = %$ +-+inD dru+ = "(! ++= $'"(! +

; dru+ = $',%>! +

)) *otor

Motor = !'# kW

;edu?tion Gear = %2,!

S1 = %',!

C = %$ +-+enit = *$ & = ('%"

Maka 2 rp+ 4N6 = C

= %$('%" 7 $'"(!

= >'(, Put-+enit

.eban 416 = = ,%*!'>/! kg= ,%*!'>/!,/!//,%> 7 %$ N= ,%*!>'/! N

Torsi 4T6 = 1';

= ,%*!>'/!,/!//,%> 7 $',%>! N+= ">!"'$(# N+

P = , 7 7 N 7 T/$

= , 7 ('%" 7 >'(,%%*$%>",""$# 7 ">!"'$(#"!,*%!,(

/$

= (/",'#" Watt

' Rdru+

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= (/",'#",%$#"(/#/ - %$$$ kW= ('/" kW

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Daya fisien = P' S1

= ('/",#",%$#"(/#/ 7 %',!*$&

= !'/#, kW

=Daya ' /$

=!'/#,$#>$"!##!," 7 /$

, 7 ('%" 7 %$$$

= !"'(*( N+

Torsi yang dilaan 4Tbrake

6, ' . 1000

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// Daya motor + % "rolley "ravel (

)) Bean

= = /',! Ton

= /,!$ kg= /,! kg 4%$& 6)) *otor

Daya = >'! kW;edu?tion Gear = %2,!

C = ,$ +-+enitRgear = %$$ ++

= $'% +

= $'% - , +

= $'$! + = ('%" = *$ &

S1 = %',!

Maka 2rp+ 4N6 =

C

=

,$

('%" 7 $'%

= /('/# put-+enit

.eban 416 = , 7 kg= , 7 /,! kg= %,!$ kg= %,!$ 7 %$ N= %,!$$ N

Torsi 4T6 = 1'; N+= %,!$$ 7 $'$! N+

= /,! N+

P =, 7 7 N 7 T

/$

=, 7 ('%" 7 /('/#",/>!%!#,(/ 7 /,!

/$

SW5 ,!& SW

rgear

' Rgear

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= "%//'/> Watt

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= "%//'//////////> - %$$$ kW= "'%> kW

= P' S1

="'%////////////> 7 %',! kW

*$&

= /'!% kW

=Daya ' /$

=/'!%$"%////////> 7 /$

, 7 ('%" 7 %$$$= /,',$% N+

Dayafisien

Torsi yang dilaan 4Tbrake

6

, ' . 1000

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// Daya motor + % &ong"ravel (

)) Bean =

= /'%$! 5 "'/,",

= %$'>( ton= %$>,#', kg= %$>,'# kg 4%$& dari 6

)) *otor

Motor = %*'! kW

;edu?tion Gear = %2,!C = ($ +-+enit

= %!$ ++

= $'%! +

= $'%! - , += $'$>! +

= *$ &S1 = %',!

= ('%"

Maka 2rp+ 4N6 =

C

= ($('%" 7 $'%!

= /('/# put-+enit

.eban 416 = , 7 = , 7 %$>,'#, kg= ,%"!'*" kg= ,%"!'*" 7 %$ N

= ,%"!*'"$ N

Torsi 4T6 = 1';

= ,%"!*'" 7 $'$>! N+= %/$#'" N+

P =, 7 7 N 7 T

/$

, 7 ('%" 7 /('/#",/>!%!#,(/ 7 %/$#'(*

Pdesain5 Pgirder

Rgear

rgear

7 Rgear

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/$

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= %$>,#',$ Watt= %$>,#', - %$$$ kW

= %$'> kW

Daya fisien =P' S1

=%$'>,#, 7 %',!

*$&

= %/'* kW

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@)T)OG 3OST

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@)T)OG MOTO; ONG T;)U

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// PERHITUNGAN POROS

Perhitungan Poros Dengan Bean Puntir

// "orsiP = ('/" kW

n = >'(, rp+f? = %',$ Hntuk daya rata9rata

Pd = P 7 f? kW= ('/",#",%$#"(/#/ 7 %', kW= "'(> kW

T = @g++= #'>" 7 %$A! 7 "'(>%!($!(%(,"(! 7 >'(, @g++

= !*%!*,'/ @g++

// Diameter !oros

.ahan = Material poros S!!C

= //

= !'/

= ,

kt = %'!Sedikit ke8utan

k+ = %'! = ('%"

Perhitungan poros berdasarkan beban puntir

# - !'*#,*!>%",*!>%"64A%-(66 ++= >#'!, ++

= >! ++

Perhitungan Poros Dengan Bean Puntir dan Bending

// *oment lentur !ada !oros

P = ,%*!'>> @g = ">% ++

M = P 7 - " @g++

#:>" 7 %$!7 Pd - n

0b @g++,

Sf%

Sf,

0b S

%7 S

, @g++,

@g++,

@g++,

44 %/ - 6 7 4 T 6 -

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= ,%*!'>/!,/!//,%> 7 ">% - " @g++= ,!>(>('# @g++

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// *oment !untir !ada !oros

P = (/",'#" att

n = >'(, rp+T =

/$ 7 PN+

=/$ 7 (/",'#",%$#"(/#/

N+, 7 >'(,%%*$%>",""$# 7 ('%"

= ">!"'$" N+= ">!"'$(#"!,*%!,( 7 %$$$ -%$ @g++

= ">!"$('# @g++

// Diameter !oros

= 7 %",*!>%"

= %,#>"""%'%* ++%*'!$

= >$%%*!'>* ++

d = >$%%*!'>*$/"$">(A4%-(6 ++

d = **'*" ++

ika diperhatikan terhadap sudut puntir : +aka 2

ds = ++= "'% 7 4 ">!"$('#"!,*%!,(A4%-" ++= %$>'/!** ++

, 7 7 n

d(%/ 7 4k+ 7 M 6,5 4 kt 7 T 6,%-,

d(%/ 7 44 %'! 7 ,!>(>('*/$$(%>,% 6A, 6 5 44 %'! 5

">!"$('#"!,*%!,( 6A, 66A4%-,6

d(

d(

":% 7 4T6%-"

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// Perhitungan Poros roda

.ahan = Material SNCM ,!

= %,$= /

= ,kt = ,

4 Tu+bukan .esar 6k+ = ,

= ('%"

Perhitungan poros berdasarkan beban puntir'

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n = ($ rp+

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1? = %', 4 Hntuk daya nor+al 6

P = 1 7 @e?epatan Gera N+-s 4 Watt 6

= ,*%$" 7 ( N+-s 4 Watt 6= #(/'*$ N+-s 4 Watt 6

Pd = P 7 1? N+-s 4 Watt 6= #(/'* 7 %', N+-s 4 Watt 6= %%,"', N+-s 4 Watt 6= %%,"'%/ 7 %$$$ kW

= %'%, kW

T = @g++= #'>" 7 4%$A!6 7 %'%,"%/ - ($ @g++

= (/"#>'>( @g++

d = ++

= 4 %/ 7 (/"#>'>,* - ('%" 7 %$ 6A4%-(6 ++

= ,/'"# ++

Jika terdapat beban lentur =Di+ana 2 @t = ,

Cb = ,

d =++

= ",'$/ ++

Peren?anaan 21 = ,'*%$" 7 %$$$ @g

= ,*%$'"$ @g

poros = ""! ++M = 1 7 - " @g++

= ,*%$'"7 ""! - " @g++= (%,/!>'$$ @g++

#:>" 7 %$!7 Pd - n

4 %/ 7 T - 7 ,* 7 , 7, 6 - %$ 6A4%-(6

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Mo+en puntir pada poros 2

P = %%,"', Watt

n = ($ rp+T = 4 /$ 7 P 6 - , 7 7 n N+

= 44 /$ 7 %%,"'%/ 6 - , 7 ('%" 7 ($ 6 N+= (!*'$% N+= (!*'$%,>(**!(!$( 7 %$$$ 7 #'* @g++= (/"#"'/> @g++

= 7 6A,6 5 44, 7 (/"#"'/>,///$$""6A,66A4%-,6

('%" 7 %$

=%$$>,#!$'"/(!(%#

++(%'"

= (,$>#"'/$ ++

d = (,$>#"'/$$>"#",,A4%-(6 ++

d = /*'"/ ++d = *! ++

ika diperhatikan terhadap sudut puntir : +aka 2

ds = ++= "'% 7 4 (/"#"'/>,///$$""A4%-"6 6 ++= !/'/> ++

d(%/ 7 4k+ 7 M 6,5 4 kt 7 T 6,%-,

d(

d(

d(

":% 7 4T6%-"

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@)T)OG M)T;) PO;OS

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// PERHITUNGAN RODA

// ,heel

P == /'%$!5"'/,",54$',!/, 7 ,6= %%'," Ton= %%',"%/ 7 %$$$ kg= %%,"%'/ kg

P = %%,"%'/ -" kg= ,*%$'"$ kg

Dipilih dengan Double 1lange Wheel dengan perti+bangan lebih a+an

Pdesain5 Pgirder5 Pen?arriege

@arena pada desain overhead ?rane yang saya pakai +enggunakan "heel +aka beban yang ada dibagi dengan "

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@)T)OG W3 C;)N

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@)T)OG ;HN W)V ;)

Catatan 2 Hntuk ukuran run ay rail tergantung dengan ukuran heel yang dipakai'

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// PERHITUNGAN BEARING

// Perhitungan Bearing Pada Drum

= >! ++@eterangan = Hntuk l-d pada bantalan rotor lebih baik antara %:$ 9 ,:$

- d = %l = >! ++

Maka pan8ang bantalan yang a+an = >! ++

Dari Bean radial

d

Di+ana 2 W = .eban yang ditu+pu bearing= !'! 7 %$$$ @g= !!$$ @g

= Pan8ang bearing= >! ++

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// Perhitungan Bearing Pada ,heel

= *! ++

@eterangan = Hntuk l-d pada bantalan rotor lebih baik antara %:$ 9 ,:$ - d = %l = *! ++

Maka pan8ang bantalan yang a+an = *! ++

Dari Bean radial

d

Di+ana 2 W = .eban yang ditu+pu bearing= ,*%$'" - , @g= %"$! @g

= Pan8ang bearing= *! ++

! ++4 Nilai +ini+al 6

dporos

44 %/ - 6 7 4 W 7 6 -

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@)T)OG .);NG D;HM

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@)T)OG .);NG W3

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aprilia w.p2 - 6611040020 (lebar 21)

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