| 摘要 |
Universal pipe bender comprising a geared motor (1; 11); a box, on a working table whereof two or more pairs of hollow rotary motion drives having fixed parallel rotation axes (2, 2a; 2', 2a'; 2", 2a"; 12, 12'; 12a, 12a') intended to receive, interchangeably and integrally in rotation, in their concavity respective roller hearing mandrels (200) and to transmit to the latter rotary motion impressed by said geared motor through gears arranged in said case, and a through slide (4, 40) that can be slidingly operated and fixable in position in a through guide (4') provided in said case, on the same side where said rotary motion drives open, which traverses the fixed interaxes of said pairs of rotary motion drives, and which mounts one or more further roller hearing mandrels (5, 5'; 50, 50').
|
