UNIVERSIDAD DE LAS FUERZAS ARMADAS ARMADAS SEDE LATACUNGA PROCESOS DE MANUFACTURA INFORME DE LA PRACTICA EN FRESADORA #2
NOMBRE: Kevin NOMBRE: Kevin Ivan Barrera Llanga
NIVEL: Quinto NIVEL: Quinto “A”
FACULTAD: Mecatrónica FACULTAD: Mecatrónica
FECHA: 24 FECHA: 24 de Julio del 2014
CO!"I#O 1$ !"MA% "&'A" C(ICO #" #I"!") '"C!O)$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ 2$
OBJ"!I*O)%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ &""'AL%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $ ")+"C,-ICO)%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $
.$
MA!"'IAL") / "QI+O)%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
4$
MA'CO !"('ICO%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ +'ICI+AL") CA'AC!"',)!ICA) !CICA)$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ O'MA) #" )"&'I#A#%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
+'OC"#IMI"!O%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
3$
CALCLO) +A'A "L "&'A" / #I)CO$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
$
5OJA #" +'OC")O)$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
6$
COCL)IO")%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
7$
'"COM"#ACIO")%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
10$
BIBLIO&'A-,A%$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
1. TEMA: "ngrane Cónico de diente8 recto8 2. OBJETIVOS: Genera: 5acer un engrane cónico de diente8 recto8 en la 9re8adora a :artir de lo8 c;lculo8 a:rendido8 en cla8e$ •
E!"e$%&'!: Co<:render el <=todo :ara reali>ar e8te engrane en l a 9re8adora$ A:render a u8ar una 9re8adora univer8al? co<:rendiendo 8u8 :arte8 @ 9unciona
ar el engrane$ (. MATERIALES ) E*UIPOS: I$ II$ III$ I*$ *$ *I$ *II$ *III$ IG$ G$ GI$ GII$
na :olea de alu
+. MARCO TE,RICO: "ngranaHe8 cónico8 de diente8 recto8 !ienen una 8u:er9icie cónica dentada @ lo8 diente8 8on recto8 @ a:untan Facia el centro? e9ectan la tran8ado8 :ara e9ectuar reducción de velocidad con eHe8 en 70$ "8to8 engranaHe8 generan <;8 ruido ue lo8 engranaHe8 cónico8 Felicoidale8$ "n la actualidad 8e
u8an
• •
• • • • •
NORMAS DE SEGURIDAD: o 8e deEe engra8ar lo8 guante8$ tili>ar ga9a8 :rotectora8 :ara evitar daTo8 vi8uale8$ o 8oEre:a8ar la8 ;rea8 ar una velocidad en el torno @ la 9re8adora ar el engrane$ Mantener lo8 :uTo8 del
/. PROCEDIMIENTO: 1$ *eri9icar ue la8 a$ 3$ Colocar la Eroca de centro8 en el contra:unto @ reali>ar el aguHero en el :erno$ $ 'eali>ar lo8 c;lculo8 :ara un engrane cónico de diente8 recto8 de 12 diente8$ 6$ Colocar el cFarriot en el ;ngulo adecuado :ara Facer el cono$ 7$ !ornear la :olea Fa8ta oEtener el cono con el di;
10$ na ve> oEtenido el di;al divi8or$ 12$Calcular el nar8e en la 9re8adora$ 1.$Colocar el di8co a:ro:iado en la 9re8adora$ 14$ +roceder a encerar la altura del engrane con la :alanca eHe >$ 1$&irar la :alanca Fa8ta la altura del diente calculada$ 13$ -iHar8e 8i el Fu8illo :ara di8co8 e8t; centrado con la :olea$ 1$"n el caEe>al univer8al divi8or coloue el co<:;8 en la ar el :rión divi8or de acuerdo al n terV. diente8 De =51 mm L=20 mm angulo=10,9 grados
h =2.2∗m h =2.2∗2.5 h =5.5
Nk =
Nk =
40 12
10 3 1
Nk =3
3
∗13
13
=3
13 39
Nk =3 vuelta y 13 agujeros enel disco 39
. HOJA DE PROCESOS
. CONCLUSIONES:
a$ La 9re8adora e8 una ar lo8 engrane8$ c$ "l :roce8o de 9aEricación de un engrane e8 9;cil @ :ractico? teniendo en cuenta todo8 lo8 conce:to8 a:rendido8 en cla8e ca8o contrario el engrane no 8er; :er9ecto$ 3. RECOMENDACIONES: a$ o utili>ar revolucione8 a 8e 9racture o el acaEado no 8ea el a:ro:iado$ E$ Calcular Eien el n acaEado el :roce8o ante8 de coar a :ulirlo$ d$ tili>ar con :recaución el torno @ la 9re8adora$ 14.BIBLIOGRAF-A: A$ Ftt:%tricicloroHo$co<:arte8SdelStorno B$ Ftt:%todolouenece8ita88aEer8oEre9re8ado$Elog8:ot$co<201.01conoc iendoSlaS9re8adoraS@S8u8S:arte8$FtroConico8$:d9 D. Ftt:%WWW$lindi8$co<e8:engranaHe8Sconico8$a8:
