Four-upright-column housing-free bar sizing reducing machine with short-barrel rollers

• Main Authors: WANG JING, YANG YANGUANG, LI KEHAN, XI ZHAOLIANG, QIANG SHIYONG, ZHENG YIFAN, HUANG CHAO
• Format: Patent
• Language: Chinese; English
• Published: 03.09.2014
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING

The utility model provides a four-upright-column housing-free bar sizing reducing machine with short-barrel.rollers. Thefour-upright-column housing-free bar sizing reducing machine consists of an axial adjusting device, upright columns, a pressing device, a connecting rod, a supporting seat, the short-barrel rollers, bearing seats, roll shafts, taper sleeves, handles and roll collars. The four-upright-column housing-free bar sizing reducing machine is characterized by further comprising the short-barrel rollers, the rollers are of short rollers with ratio of barrel length and diameter </=0.5, and the short-barrel rollers are of a roller combination; a frame of the sizing reducing machine is of a four-upright-column housing-free structure; the pressing device is connected with the bearing seats respectively through the upright columns which are fixed on the bearing seats, the short-barrel rollers are respectively arranged in the bearing seats through bearings, the axial adjusting device is connected with the b