CN-224209451-U - Shaft dismounting device for belt conveyor roller

Abstract

The utility model belongs to the technical field of disassembly of belt conveyor rollers, and particularly relates to a shaft disassembly device for a belt conveyor roller. The axle dismounting device comprises an axle dismounting device frame, a protection mechanism and an axle jacking mechanism, wherein the axle dismounting device frame is a cuboid with an opening at the upper part, the short sides of the two sides are baffle plates of the axle dismounting device frame, the long sides of the two sides are fixing plates of the axle dismounting device frame, the protection mechanism is hinged with the fixing plates of the axle dismounting device frame, and the axle jacking mechanism is arranged inside the axle dismounting device frame. According to the roller shaft dismounting device of the belt conveyor, through structural designs such as the fixing grooves and the protection mechanisms, roller ejection and bearing splashing are effectively prevented, potential safety hazards of a traditional shaft dismounting mode due to tamping are eliminated, the purposes of controllable risk and accident prevention are achieved, and the safety of operators is guaranteed.

Inventors

• ZHANG XUEWEI
• ZHOU SHUXIA
• SHI HUAJIAN
• REN GANG
• YUE RUIJIE
• Kang Qiangxian
• HONG YANG
• WANG HAIXING
• WANG YONGFENG
• FENG BO
• ZHAO XUMING
• WANG JIANJUN
• LIU JINGWEI
• FENG JIANPING
• Jia Haihe

Assignees

• 山西阳煤寺家庄煤业有限责任公司

Dates

Publication Date

20260508

Application Date

20250529

Claims (7)

1. 1. The shaft dismounting device for the belt conveyor roller is characterized by comprising a shaft dismounting device frame (1), a protection mechanism (2) and a shaft jacking mechanism (3), wherein the shaft dismounting device frame (1) is a cuboid with an open upper part, two short sides are shaft dismounting device frame baffles (11), two long sides are shaft dismounting device frame fixing plates (12), the protection mechanism (2) is hinged with the shaft dismounting device frame fixing plates (12) of the shaft dismounting device frame (1), and the shaft jacking mechanism (3) is arranged inside the shaft dismounting device frame (1).
2. 2. A belt conveyor roller shaft dismounting device as in claim 1, wherein the shaft dismounting device frame (1) comprises two roller fixing frames (13) and two shaft jacking mechanism fixing frames (14), the two roller fixing frames (13) are adjacently arranged at the inner bottom edge of the shaft dismounting device frame (1), the two shaft jacking mechanism fixing frames (14) are adjacently arranged at the inner bottom edge of the shaft dismounting device frame (1), and the two roller fixing frames (13) and the two shaft jacking mechanism fixing frames (14) are horizontally arranged.
3. 3. A belt conveyor roller shaft dismounting device as in claim 2 wherein the shaft dismounting device frame (1) further comprises two shaft dismounting device frame baffle grooves (15), two roller mount grooves (16) and two shaft jacking mechanism mount grooves (17), wherein the two shaft dismounting device frame baffle grooves (15) are arranged on the two shaft dismounting device frame baffles (11), the two roller mount grooves (16) are arranged on the two roller mount (13), the two shaft jacking mechanism mount grooves (17) are arranged on the two shaft jacking mechanism mount (14), and the shaft jacking mechanism (3) is arranged on the two shaft jacking mechanism mount (14).
4. 4. A belt conveyor roller shaft dismounting device as in claim 1, wherein the protection mechanism (2) comprises a fixing clamp (21) and a protection cover (22), wherein the fixing clamp (21) is hinged with two side shaft dismounting device frame fixing plates (12), and the protection cover (22) is hinged with one side shaft dismounting device frame fixing plate (12).
5. 5. The belt conveyor roller shaft dismounting device as in claim 4, wherein the fixing clamp (21) comprises two fixing clamp holes (211), two fixing screws (212) and two fixing nuts (213), the two fixing screws (212) respectively penetrate through the two fixing clamp holes (211), the two fixing nuts (213) are in spiral connection with the two fixing screws (212), and two sides of the fixing clamp (21) are hinged with the shaft dismounting device frame fixing plate (12) through the two fixing clamp holes (211).
6. 6. A belt conveyor roller shaft dismounting device as in claim 4 wherein the protective cover (22) comprises an arc-shaped protective cover plate (221) and a protective cover handle (222), wherein the arc-shaped protective cover plate (221) is hinged with the shaft dismounting device frame fixing plate (12) on one side, the protective cover handle (222) is fixedly connected with the arc-shaped protective cover plate (221), and the protective cover handle (222) is arranged on the other side, where the arc-shaped protective cover plate (221) is hinged with the shaft dismounting device frame fixing plate (12).
7. 7. A belt conveyor roller shaft dismounting device as claimed in claim 1, wherein the shaft jacking mechanism (3) comprises a tensioning jack (31), an oil delivery pipe (32) and an oil return pipe (33), and the tensioning jack (31) is respectively communicated with the oil delivery pipe (32) and the oil return pipe (33).

Description

Shaft dismounting device for belt conveyor roller Technical Field The utility model belongs to the technical field of disassembly of belt conveyor rollers, and particularly relates to a shaft disassembly device for a belt conveyor roller. Background The belt conveyor roller is used as a key component of a coal mine underground transportation system and is widely applied to comprehensive mechanized coal face gateway, roadway tunneling and other material transportation links. The method has the advantages of large transportation quantity, strong bearing capacity, adaptation to complex working conditions, long-distance transportation and the like, and becomes an important guarantee for efficient production of coal mines. The belt conveyor mainly comprises a belt storage bin frame, a flame-retardant adhesive tape, a buffer carrier roller, a direction-changing drum, a tensioning device, a transmission device and other parts, wherein the drum is used as a core part for transmission and direction changing, the demand is large, and the performance of the belt conveyor directly influences the operation efficiency and the safety of equipment. In the overhauling process of the roller, the shaft disassembly operation is an indispensable link. However, the traditional overhaul method mostly adopts a tamping mode to detach the roller, and has obvious potential safety hazards that on one hand, impact force is easy to cause sudden detachment or fragmentation of the bearing to cause splashing of metal fragments, so that personnel injury is caused, and on the other hand, rough disassembly can damage the shaft body and the matching surface, so that the multiplexing rate of parts is reduced, and the production cost is increased. In addition, the underground operation environment of the coal mine is complex, the space is limited, and the risk of the operation is further amplified. Therefore, there is a need to improve the existing shaft disassembly process, develop a safe and efficient overhaul technology, ensure personnel safety, reduce maintenance cost and improve equipment reuse rate. Disclosure of utility model The utility model aims at solving at least one of the technical problems in the prior art, and therefore, one aspect of the utility model aims at providing a shaft dismounting device for a belt conveyor roller, which comprises a shaft dismounting device frame, a protection mechanism and a shaft jacking mechanism, wherein the shaft dismounting device frame is a cuboid with an opening at the upper part, short sides at two sides are shaft dismounting device frame baffles, long sides at two sides are shaft dismounting device frame fixing plates, the protection mechanism is hinged with the shaft dismounting device frame fixing plates, and the shaft jacking mechanism is arranged inside the shaft dismounting device frame. Preferably, the shaft dismounting device frame comprises two roller fixing frames and two shaft jacking mechanism fixing frames, wherein the two roller fixing frames are adjacently arranged at the inner bottom edge of the shaft dismounting device frame, the two shaft jacking mechanism fixing frames are adjacently arranged at the inner bottom edge of the shaft dismounting device frame, and the positions of the two roller fixing frames and the two shaft jacking mechanism fixing frames are horizontal. Preferably, the shaft dismounting device frame further comprises two shaft dismounting device frame baffle grooves, two roller fixing frame grooves and two top shaft mechanism fixing frame grooves, the two shaft dismounting device frame baffle grooves are formed in the two shaft dismounting device frame baffles, the two roller fixing frame grooves are formed in the two roller fixing frames, the two top shaft mechanism fixing frame grooves are formed in the two top shaft mechanism fixing frames, and the top shaft mechanism is arranged on the two top shaft mechanism fixing frames. Preferably, the protection mechanism comprises a fixing clip and a protection cover, wherein the fixing clip is hinged with the fixing plates of the shaft dismounting device frame at two sides, and the protection cover is hinged with the fixing plates of the shaft dismounting device frame at one side. Preferably, the fixing clip comprises two fixing clip holes, two fixing screws and two fixing nuts, wherein the two fixing screws respectively penetrate through the two fixing clip holes, the two fixing nuts are in spiral connection with the two fixing screws, and two sides of the fixing clip are respectively hinged with the fixing plate of the shaft dismounting device frame through the two fixing clip holes. Preferably, the protection casing comprises an arc protection cover plate and a protection casing handle, wherein the arc protection cover plate is hinged with the shaft dismounting device frame fixing plate on one side, the protection casing handle is fixedly connected with the arc protection cover plate, and the protection casing han