| 摘要 |
<p>A feed roller conveyer for working board or sheet shaped material, to be combined to a tool machine, comprises one or more feeding groups (5) carried by a common beam (1), each group being provided with one or more feeding rollers, and a common motorization unit (29) for said feeding groups; between said common motorization unit (29) and each of said feeding groups (5) flexible drive means (23, 25, 27) are provided cooperating with corresponding transmission members (19, 21) carried by corresponding vertical shafts (17) combined to each of said feeding groups (5); each of said vertical shafts transmits the motion to underlying transfer rollers through a bevel gear pair (33, 35).</p> |
