CN221870952U - Bearing detaching tool with wear-resistant coating - Google Patents

Abstract

The utility model discloses a bearing dismounting tool with an anti-wear coating, which comprises a fixed disc, wherein a threaded cylinder is slidably arranged in the fixed disc, a disc is arranged on the side surface of the threaded cylinder, a connecting rod penetrates through the disc, an inner taper sleeve is arranged at one end of the connecting rod, an outer taper sleeve is connected with the inner taper sleeve through a bolt, and two taper sheets with inner walls coated with the anti-wear coating are slidably arranged in the outer taper sleeve. According to the utility model, when the conical piece is dismounted, the conical gear is wrapped by the conical piece in cooperation with the clamping plate, the clamping plate is contacted with the bottom surface of the conical bearing, and the rectangular groove surface is contacted with the bottom surface of the rotor, so that the bearing is more stressed and more uniformly stressed, the conical bearing is dismounted more safely, the conical piece is always kept well attached to the conical bearing in the dismounting process, the danger caused by splashing of metal fragments due to crushing of the bearing in the dismounting process is avoided, and after the dismounting is completed, the assembly can be automatically reset and the use is more flexible.

Description

Bearing detaching tool with wear-resistant coating

Technical Field

The utility model relates to the field of bearing disassembly, in particular to a bearing disassembly tool with an anti-wear coating.

Background

The main function of the bearing is to support the mechanical rotator, ensure the working position and precision of the shaft and the transmission parts on the shaft, reduce friction and abrasion, and bear load.

Aiming at the disassembly work of the bearing, the existing disassembly mode is a drawing method such as a striking and disassembling method, wherein the bearing is disassembled by utilizing impact energy generated when a hammer strikes a copper rod or soft iron, and the special drawing device is adopted for disassembly, however, the existing drawing device is mostly hooked on the bottom surface of the bearing by using a hook claw, the mode has few stress points only formed on the bearing, if the hook claw is separated from the bearing surface, the same striking and disassembling method is problematic, and when the external force is applied unreasonably, the bearing is extremely likely to be broken, so that metal fragments are splashed and dangerous.

Disclosure of utility model

The utility model aims to solve the technical problem that when the tapered bearing is disassembled by using the existing puller, if the external force is applied unreasonably, the bearing is broken to cause splashing of metal fragments, so that danger is brought.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a bearing extracting tool with wear-resisting coating, including the fixed disk, the inside slidable mounting of fixed disk has a screw thread section of thick bamboo, the side-mounting of screw thread section of thick bamboo has the disc, the inside of disc runs through there is the connecting rod, the inner cone cover is installed to the one end of connecting rod, the inner cone cover has outer cone cover with the help of bolted connection, two inner walls of outer cone cover slidable mounting scribble wear-resisting coating's cone sheet, two the inner wall joint of cone sheet has one end to extend to the outside pull rod of outer cone cover respectively, the cardboard is installed to the surface of pull rod, four mutually symmetrical pendulum rods are articulated to the side of outer cone cover, four the equal dead axle rotation in bottom of pendulum rod installs splint, the inside slidable mounting of one end of splint has the slide, the slide top articulates there is the baffle, the magnet is installed to the side-mounting of pendulum rod medial surface near bottom department, the inside bottom of outer cone cover is kept away from cardboard position department and is installed the fixing base.

The utility model is further arranged that the two conical sheets are matched to form a complete cone, and the inner wall array is provided with a plurality of rectangular grooves.

The utility model is further arranged that the side surface of the baffle plate is connected with the top surface of the sliding plate through a spring.

The utility model is further arranged that the side surface of the outer taper sleeve is provided with a groove which is matched with the rotation position of the magnet and is internally provided with an iron block.

The utility model is further arranged in such a way that a spring positioned between the clamping plate and the fixing seat is sleeved on the outer surface of the pull rod.

The utility model further provides that a cushion block is arranged at the top of the swing rod.

The beneficial effects of the utility model are as follows:

1. According to the utility model, through the arranged assembly, when the conical piece is dismounted, the conical gear is wrapped by the conical piece in cooperation with the clamping plate, the clamping plate is contacted with the bottom surface of the conical bearing, and the rectangular groove surface is contacted with the bottom surface of the rotor, so that more stress points are arranged on the conical bearing, the stress is more uniform, and the conical bearing is dismounted more safely;

2. The setting mode of the pull rod and the matching between related components ensure that the conical piece is always well attached to the conical bearing in the disassembly process, so that the danger caused by splashing of metal fragments due to crushing of the bearing in the disassembly process is avoided, and the components can be automatically reset after the disassembly is completed, so that the use is more flexible.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the outer and inner cone sleeves of the present utility model;

Fig. 3 is an enlarged schematic view of the structure at B in fig. 2.

In the figure: 1. a fixed plate; 2. a thread cylinder; 3. a disc; 4. a connecting rod; 5. an inner taper sleeve; 6. an outer cone sleeve; 7. a slide plate; 8. a baffle; 9. a conical sheet; 10. a pull rod; 11. a clamping plate; 12. swing rod; 13. a clamping plate; 14. a magnet; 15. a fixing seat.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1 to 3, a bearing dismounting tool with an anti-wear coating comprises a fixed disc 1, a threaded cylinder 2 is slidably mounted in the fixed disc 1, a disc 3 is mounted on the side surface of the threaded cylinder 2, a connecting rod 4 penetrates through the disc 3, an inner taper sleeve 5 is mounted at one end of the connecting rod 4, the inner taper sleeve 5 is connected with an outer taper sleeve 6 by means of bolts, two taper pieces 9 with the anti-wear coating are slidably mounted in the outer taper sleeve 6, the two taper pieces 9 are matched to form a complete cone, a plurality of rectangular grooves are formed in an inner wall array, the shape of the taper pieces 9 is combined, the grooves are matched, the taper pieces 9 can be attached to a used taper bearing, and the taper bearing is wrapped.

The inner walls of the two conical sheets 9 are respectively clamped with a pull rod 10, one end of the pull rod 10 extends to the outside of the outer conical sleeve 6, clamping plates 11 are arranged on the outer surface of the pull rod 10, four mutually symmetrical swing rods 12 are hinged to the side face of the outer conical sleeve 6, clamping plates 13 are rotatably arranged at the bottom ends of the four swing rods 12 in a fixed shaft mode, grooves matched with the baffle plates 8 are formed in the side faces of the swing rods 12, sliding plates 7 are slidably arranged at the inner ends of the 13 ends of the clamping plates, baffle plates 8 are hinged to the tops of the sliding plates 7, the side faces of the baffle plates 8 are connected with the top faces of the sliding plates 7 through springs, the baffle plates 8 are kept in contact with the bottom faces of the conical bearings after being turned over under the action of spring force, magnets 14 are arranged at the positions, grooves matched with the rotating positions of the magnets 14 are formed in the inner side faces of the swing rods 12, iron blocks are arranged in the positions of the side faces of the outer conical sleeve 6, fixing seats 15 are arranged at positions away from the positions of the clamping plates 11, springs between the clamping plates 11 and the outer surfaces of the pull rod 10 are sleeved with the springs, and the pull rods 10 can reset by means of the elasticity of the springs.

When the conical bearing is used, the swing rod 12 is rotated to the outside of the outer conical sleeve 6, the conical piece 9 is covered on the conical bearing, the rotor of the conical bearing can be placed in the groove formed in the conical piece 9, then the swing rod 12 is rotated, after the magnet 14 is attracted with the iron block formed in the side face of the outer conical sleeve 6, the position of the swing rod 12 is fixed, at the moment, the swing rod 12 is contacted with one end of the pull rod 10, the pull rod 10 pushes the conical piece 9 to be attached to the surface of the conical bearing, then the baffle plate 8 is turned over and the clamping plate 13 is rotated, the baffle plate 8 is adjusted to the gap between the inner ring of the conical bearing and the mounting shaft through the sliding plate 12, the clamping plate 13 can be contacted with the bottom face of the conical bearing, the conical bearing is wrapped by the clamping plate 8 in a matched mode, the fixed disc 1 is finally, and the conical bearing can be dismounted through the arranged threaded cylinder 2 and the threaded rod.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. Bearing extracting tool with wear-resistant coating, including fixed disk (1), its characterized in that: the inside slidable mounting of fixed disk (1) has screw thread section of thick bamboo (2), the side-mounting of screw thread section of thick bamboo (2) has disc (3), the inside of disc (3) runs through there is connecting rod (4), interior taper sleeve (5) are installed to the one end of connecting rod (4), interior taper sleeve (5) have outer taper sleeve (6) with the help of bolted connection, the inside slidable mounting of outer taper sleeve (6) has conical piece (9) of wear-resisting coating, two conical piece (9) inner wall joint has one end to extend to pull rod (10) of outer taper sleeve (6) outside respectively, the surface mounting of pull rod (10) has cardboard (11), the side of outer taper sleeve (6) articulates four pendulum rods (12) of mutual symmetry, four interior taper sleeve (12) are installed in the equal dead axle rotation of bottom, slide (13) one end inside slidable mounting of splint has slide (7), slide (7) top articulates there is baffle (8), the inboard face of slide (12) is close to magnet (14) bottom (6) and installs the fixing base (15) in the department of keeping away from the pendulum rod (12).

2. The bearing removal tool with wear resistant coating of claim 1, wherein: the two conical sheets (9) are matched to form a complete cone, and a plurality of rectangular grooves are formed in the inner wall array.

3. The bearing removal tool with wear resistant coating of claim 1, wherein: the side face of the baffle plate (8) is connected with the top face of the sliding plate (7) through a spring.

4. The bearing removal tool with wear resistant coating of claim 1, wherein: the side face of the outer cone sleeve (6) is provided with a groove which is matched with the rotating position of the magnet (14) and is internally provided with an iron block.

5. The bearing removal tool with wear resistant coating of claim 1, wherein: the outer surface of the pull rod (10) is sleeved with a spring positioned between the clamping plate (11) and the fixing seat (15).

6. The bearing removal tool with wear resistant coating of claim 1, wherein: and a cushion block is arranged at the top of the swing rod (12).