Tema 6: TORNILLOS
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Transcript of Tema 6: TORNILLOS
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ROSCAS
UNIVERSIDAD NACIONAL
MAYOR DE SAN MARCOS
ELEMENTOS DE
UNIÓN-ROSCAS FACULTAD DE INGENIERIA
INDUSTRIAL
ING. OSWALDO ROJAS L.
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UNIONES ROSCADAS
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TORNILLOS
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COMPONENTES BASICO UNION
ROSCADA
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PARTES DE UNA ROSCA
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TORNILLO
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COMPONENTES DE UN PERNO
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AGUJEROS PARA TORNILLOS
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TIPOS DE AGUJEROS
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TIPOS DE AGUJEROS - 2
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REPRESENTACIONES DE ROSCAS
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REPRESENTACIÓN EN PROY. PICTÓRICAS
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REPRESENTACIÓN EN PROY. PICTÓRICAS
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REPRESENTACIÒN ISO
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EJE ROSCADO
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REPRESENTACIÓN ASA
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REPRESENTACIÓN ASA
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MONTAJE ASA
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REPRESENTACIÓN
ASA
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ROSCAS PASO DERECHA
ROSCAS PASO IZQUIERDA
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NÚMERO DE ENTRADAS
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TORNILLO
MONTAJE PRESIÓN
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TORNILLO
FIJACIÓN GUÍA
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UNION ROSCADA EN ENSAMBLE
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UNIONES ROSCADAS EN
ENSAMBLE (AGUJERO CIEGO)
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UNIONES ROSCADAS EN
ENSAMBLE (AGUJERO CIEGO)
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CONJUNTOS ROSCADOS
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TORNILLO TUERCA
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TORNILLO AGUJERO ROSCADO
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TORNILLO AGUJERO ROSCADO
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AGUJERO PASANTE
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UNIÓN CON
ESPARRAGO
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AGUJERO CIEGO
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AGUJERO CIEGO ROSCADO CNC
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TIPOS DE ROSCA ISO
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ACOTADO ROSCAS ISO
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TUERCAS DIMENSIONADAS
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TORNILLOS ESTANDARIZADOS
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RELACIONES ROSCA METRICA
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TABLAS ROSCA METRICA
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ACOTADO ROSCAS ASA
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ROSCAS ASA PEQUEÑOS
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TABLA ROSCAS ASA PEQUEÑOS
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TORNILLOS EN ENSAMBLE
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TORNILLOS EN ENSAMBLE
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TORNILLOS EN ENSAMBLES
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TORNILLOS EN ENSAMBLES
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TORNILLOS EN ENSAMBLE
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SECCIONES PARCIALES A TORNILLOS
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ESTANDARIZACIÓN DE TORNILLOS
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NOMENCLATURA COMPLETA
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PROPIEDADES MECÁNICAS
Designación
ASTM
Rango del
diámetro
[inch]
Carga de
prueba
[kpsi]
Esfuerzo
de
ruptura
[kpsi]
Material
Marcado de
la cabeza
A307
¼ a 4
Acero de bajo
carbono
A325 tipo 1
½ a 1 11/8 a
1½
85 74
120 105
Acero al carbono,
Templado y
Revenido
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PROPIEDADES MECÁNICAS
Propiedades mecánicas de elementos roscados de clase métrica
Rango del
diámetro
Carga de
prueba
[MPa]
Esfuerzo de
ruptura
[MPa]
Material
Marcado de la cabeza
M5 - M36
225
400
Acero de bajo carbono ó
acero al carbono
M1.6 - M16
310
420
Acero de bajo carbono ó
acero al carbono
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RECOMENDACIONES REPRESENTACIÓN
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ARANDELAS
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PERNOS ESPECIALES