CN-224209449-U - Roller bearing dismounting and mounting device

Abstract

The utility model provides a roller bearing dismounting and mounting device, which relates to the technical field of roller bearings and comprises a main frame body, an assembly plate and a connecting plate, wherein an adjusting mechanism is arranged at the top of the assembly plate, a supporting mechanism is arranged in the middle of the main frame body, and a fixing mechanism is arranged at the top of the connecting plate; according to the utility model, nuts on the adjusting bolts are loosened, the sliding blocks can slide on the movable seat along the strip-shaped grooves, the extrusion blocks and the sliding blocks are connected into a whole, the positions of the extrusion blocks can be adjusted, so that the positions of the two groups of extrusion blocks are respectively parallel to the positions of the roller and the bearing, then the nuts on the adjusting bolts are tightened, the positions of the extrusion blocks are locked, the output end of one movable cylinder drives one group of extrusion blocks parallel to the roller to approach the roller so as to tightly push one side of the roller, and the output end of the other movable cylinder drives one group of extrusion blocks parallel to the bearing to approach the bearing so as to push the bearing out of or push the bearing into the roller, so that the roller bearing can be conveniently and automatically disassembled.

Inventors

• HE YINLONG
• YANG QIANG
• SHEN XULIANG
• MA LONG
• HAN WEI
• SONG HAODONG
• ZHANG JUNSHENG
• WU XINGCHAO

Assignees

• 宁夏王洼煤业有限公司

Dates

Publication Date

20260508

Application Date

20250528

Claims (6)

1. 1. The roller bearing dismounting and mounting device comprises a main frame body (1), assembly plates (2) and a connecting plate (3) and is characterized in that the assembly plates (2) are symmetrically and fixedly connected to two sides of the main frame body (1), an adjusting mechanism is arranged at the top of the assembly plates (2), a supporting mechanism is arranged in the middle of the main frame body (1), the connecting plate (3) is fixedly connected to the back side of the main frame body (1), and a fixing mechanism is arranged at the top of the connecting plate (3); The adjusting mechanism comprises a moving cylinder (4), a moving seat (5), a sliding block (6), an extrusion block (7), a strip-shaped groove (8) and an adjusting bolt (9), wherein the top of the assembly plate (2) is fixedly provided with the moving cylinder (4), the output end of the moving cylinder (4) is fixedly connected with the moving seat (5), two sides of the moving seat (5) are symmetrically and slidingly connected with the sliding block (6), one side of the sliding block (6) is fixedly connected with the extrusion block (7), two sides of the moving seat (5) are symmetrically provided with the strip-shaped groove (8), and the adjusting bolt (9) is arranged in the strip-shaped groove (8).
2. 2. The device for disassembling and assembling the roller bearing according to claim 1, wherein the top end of the adjusting bolt (9) penetrates through the top of the sliding block (6) and is connected with a nut in a threaded manner, the moving seat (5) is in an I-shaped structure, and one sides of the two groups of extrusion blocks (7) are parallel to the positions of the roller and the bearing respectively.
3. 3. The roller bearing dismounting and mounting device as claimed in claim 1, wherein the supporting mechanism comprises a supporting seat (10) and an arc-shaped plate (11), the supporting seat (10) is symmetrically and fixedly connected to the middle of the main frame body (1), and the bottom of the roller is attached to the inner side of the arc-shaped plate (11).
4. 4. The roller bearing dismounting and mounting device according to claim 1, wherein a group of ground feet (12) are symmetrically and fixedly connected to two sides of the bottom of the main frame body (1), and a protective net (13) is fixedly connected between the two groups of ground feet (12).
5. 5. The roller bearing dismounting and mounting device as claimed in claim 1, wherein the fixing mechanism comprises a hinging seat (14), a fixing plate (15), a rotating cylinder (16) and a connecting arm (17), the top of the connecting plate (3) is fixedly connected with the hinging seat (14), the top of the hinging seat (14) is hinged with the fixing plate (15), one side of the connecting plate (3) is hinged with the rotating cylinder (16), the output end of the rotating cylinder (16) is fixedly connected with the connecting arm (17), and the top end of the connecting arm (17) is hinged with one end of the fixing plate (15).
6. 6. The device for removing and installing the roller bearing according to claim 5, wherein the fixing plate (15) is rectangular in shape, one end of the fixing plate (15) extends out of the main frame body (1), and the bottom of the fixing plate (15) is attached to the top of the roller.

Description

Roller bearing dismounting and mounting device Technical Field The utility model relates to the technical field of roller bearings, in particular to a roller bearing dismounting and mounting device. Background The roller bearing is a key component for supporting the rotation of the roller in mechanical equipment, reduces friction through rolling contact, improves rotation efficiency and precision, ensures stable operation of the equipment, has a firm structure, can bear larger load, is suitable for the scenes of industrial production lines, conveying systems and the like, has wear-resistant and corrosion-resistant characteristics, can effectively prolong the service life of the equipment, reduces maintenance cost, and is an essential core element for guaranteeing the efficient operation of the machinery; The traditional method for disassembling and installing the bearing is characterized in that the disassembly operation is carried out by using a beating mode, personnel injury is easily caused in the operation, the appearance of the equipment and the inside of the bearing are easily damaged by using a manual beating mode, a great amount of time is often consumed in manual operation, the time for averagely disassembling a roller is approximately thirty minutes, and the physical strength of an operator is also a test, so the utility model provides a roller bearing disassembly and installation device for solving the problems. Disclosure of utility model Aiming at the problems, the utility model provides a roller bearing dismounting and mounting device, which aims to solve the problems of low safety coefficient, high equipment damage rate and low efficiency in the roller bearing dismounting and mounting manner by manual beating in the prior art. The roller bearing dismounting and mounting device comprises a main frame body, assembly plates and a connecting plate, wherein the assembly plates are symmetrically and fixedly connected to two sides of the main frame body, an adjusting mechanism is arranged at the top of each assembly plate, a supporting mechanism is arranged in the middle of the main frame body, the connecting plate is fixedly connected to the back side of the main frame body, and a fixing mechanism is arranged at the top of each connecting plate. The adjusting mechanism comprises a moving cylinder, a moving seat, a sliding block, extrusion blocks, strip-shaped grooves and adjusting bolts, wherein the moving cylinder is fixedly arranged at the top of the assembly plate, the output end of the moving cylinder is fixedly connected with the moving seat, the sliding blocks are symmetrically and slidingly connected with the two sides of the moving seat, the extrusion blocks are fixedly connected with one side of the sliding blocks, the strip-shaped grooves are symmetrically arranged on the two sides of the moving seat, and the adjusting bolts are arranged in the strip-shaped grooves. The further improvement is that the top end of the adjusting bolt penetrates through the top of the sliding block and is connected with a nut in a threaded mode, the shape of the moving seat is an I-shaped structure, and one sides of the two groups of extrusion blocks are parallel to the positions of the roller and the bearing respectively. The supporting mechanism comprises a supporting seat and an arc plate, wherein the supporting seat is symmetrically and fixedly connected with the middle of the main frame body, and the bottom of the roller is attached to the inner side of the arc plate. The improved structure is characterized in that two sides of the bottom of the main frame body are symmetrically and fixedly connected with a group of feet, and a protective net is fixedly connected between the two groups of feet. The fixing mechanism comprises a hinging seat, a fixing plate, a rotating cylinder and a connecting arm, wherein the top of the connecting plate is fixedly connected with the hinging seat, the top of the hinging seat is hinged with the fixing plate, one side of the connecting plate is hinged with the rotating cylinder, the output end of the rotating cylinder is fixedly connected with the connecting arm, and the top end of the connecting arm is hinged with one end of the fixing plate. The fixing plate is of a rectangular structure, one end of the fixing plate extends out of the outer side of the main frame body, and the bottom of the fixing plate is attached to the top of the roller. The utility model has the advantages that the nuts on the adjusting bolts are unscrewed, the limiting relation between the sliding blocks and the movable seat is relieved, the sliding blocks can slide on the movable seat along the strip-shaped grooves, the extrusion blocks and the sliding blocks are connected into a whole, the positions of the extrusion blocks can be adjusted so that the positions of the two groups of extrusion blocks are respectively parallel to the positions of the roller and the bearing, then the nuts on the adjusti