US 11,926,004 B1
Rolling ring shrink fitting tool for rotary equipment
Le Li, Nanjing (CN); Rui Yang, Nanjing (CN); Huaijun Ji, Nanjing (CN); Qianbiao Xu, Nanjing (CN); Haoji Deng, Nanjing (CN); Yongjie Sun, Nanjing (CN); Hong Yang, Nanjing (CN); Yincheng Zhou, Nanjing (CN); Bo Hu, Nanjing (CN); Jie Ren, Nanjing (CN); Lie Wang, Nanjing (CN); Longfei Miao, Nanjing (CN); Hansi Bai, Nanjing (CN); Tiantian Hu, Nanjing (CN); Jinxin Zhao, Nanjing (CN); Yizhuan Qian, Nanjing (CN); Changbao Chen, Nanjing (CN); Xingzheng Yang, Nanjing (CN); Xiaoli Guo, Nanjing (CN); and Lihui Du, Nanjing (CN)
Assigned to ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD, Nanjing (CN)
Filed by ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD, Nanjing (CN)
Filed on Nov. 27, 2023, as Appl. No. 18/519,209.
Application 18/519,209 is a continuation of application No. PCT/CN2023/092825, filed on May 8, 2023.
Claims priority of application No. 202210498479.0 (CN), filed on May 9, 2022.
Int. Cl. B23P 11/02 (2006.01)
CPC B23P 11/025 (2013.01) 7 Claims
OG exemplary drawing
 
1. A rolling ring shrink fitting tool for rotary equipment, comprising a lifting frame (1),wherein a movement slot (2) is formed in a bottom surface of a top of the lifting frame (1); a lifting seat (3) is slidably mounted in the movement slot (2); a first motor (4) is fixedly embedded in the lifting seat (3); an output end of the first motor (4) is connected with a main gear (5); pinions (6) are engaged to two sides of the main gear (5); one end of each pinion (6) is connected with a wind-up roller (7); wire ropes (8) are wound on the wind-up rollers (7); guide rollers (9) are embedded in the lifting seat (3) through bearings; movable rollers (10) are elastically slidably embedded in a bottom of the lifting seat (3) through springs (11);
the rolling ring shrink fitting tool further comprises:
shrink fitting plates (12), wherein the shrink fitting plates (12) are two semicircular structures; protruding positions at tops of the two shrink fitting plates (12) are in fastened connection through bolts; lifting lugs (13) are welded on outer sides of the shrink fitting plates (12); one end of each wire rope (8) is fixed on the lifting lugs (13); the wire ropes (8) are wound on the guide rollers (9) and the movable rollers (10); tooth rings (14) are arranged outside the shrink fitting plates (12); the tooth rings (14) are two halves; stop rods (15) are fixed on inner walls of the tooth rings (14); one end of each stop rod (15) is located in a stop slot (16); the stop slots (16) are formed in outer sides of the shrink fitting plates (12);
supporting screw rods (17) are embedded at sunken positions on the inner walls of the shrink fitting plates (12) through bearings; outer ends of the supporting screw rods (17) are connected with bevel gears (18); the bevel gears (18) are located on the outer sides of the shrink fitting plates (12); positions of the shrink fitting plates (12) located on front and rear sides of the tooth rings (14) are engaged with the tooth rings (14); inner ends of the supporting screw rods (17) are sleeved with supporting seats (19) through threads; inner ends of the supporting seats (19) are fixed with supporting plates (20); stop plates (21) are fixed at top edges of the supporting plates (20); positioning plates (22) are fixed at inner ends of the stop plates (21) on the supporting plates (20) on a rear side; positioning rods (23) are welded on rear sides of the positioning plates (22); inner ends of the supporting plates (20) are fastened with a rolling ring body (24); and
a second motor (25), wherein the second motor (25) is fixed on a front end surface of the top of the lifting frame (1); an output end of the second motor (25) is connected with push screw rods (26); the push screw rods (26) are mounted in the movement slot (2) through bearings; smooth surfaces of rear ends of the push screw rods (26) penetrate in the lifting seat (3); front ends of the push screw rods (26) are sleeved with push seats (27) through threads; the push seats (27) abut against and slide in the movement slot (2); adjustment screw rods (28) are embedded in recesses in bottoms of the push seats (27); and push plates (29) sleeve the adjustment screw rods (28) through threads.