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Enunciado:
Determinar los diámetros de las poleas de un mecanismo de conos-poleas simple, de conos desiguales, para ser aplicado a una perforadora pequeña, de acuerdo a los siguientes datos:
CARACTERÍSTICAS DE LA MÁQUINA
Número de revoluciones de accionamiento
1500 rpm
Diámetro de la menor polea conducida
40 mm
Número de revoluciones mínimo
1000 rpm
Número de revoluciones máximo
5000 rpm
Número de saltos o escalones
5
Desarrollo:
Hallar la razón geométrica del escalonamiento.
Calcular los “n” intermedios.
Determinar los diámetros de las poleas y las relaciones de transmisión.
Esquema
Desarrollo
Razón geométrica del escalonamiento
Cálculo de los “n” intermedios.
Determinación de los diámetros de las poleas y relaciones de transmisión.
Escalón Nº5
Dato:
Adopto
Escalón Nº1
a su vez
reemplazando (2) en (1):
de (2)
Escalón Nº 2
Por comparación con (3):
Escalón Nº 3
Por comparación con (3):
Escalón Nº 4
Por comparación con (3):
Tecnología de la Fabricación
TPNº10 - Mecanismo multiplicador a conos de poleas
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Enviado por: Bruno Ezequiel García Idioma: castellanoPaís: Argentina