Patent ID: 6099226
Filing Date: 2000-08-08
Classification: B23B,Y10S,Y10T

Abstract:
A bar loader constructed and arranged to feed a bar to a bar machining apparatus, comprising:a feeding rod which moves said bar;a guide rail constructed and arranged to guide said bar, said guide rail including a guide rail body with an upper opening for receiving said bar and a lid member for covering said upper opening of said guide rail body and is operable to be opened and closed, a bar passageway formed between said guide rail body and said lid member which accommodates substantially an entire bar and having an inner wall surface;a series of annular oil grooves formed on said inner wall surface and arranged at a distance from each other in a longitudinal direction of the guide rail; andan oil supplying system constructed and arranged to supply oil into said bar passageway at an axially intermediate location thereof.