CN216152247U - Bearing dismounting tool - Google Patents
Bearing dismounting tool Download PDFInfo
- Publication number
- CN216152247U CN216152247U CN202122193905.3U CN202122193905U CN216152247U CN 216152247 U CN216152247 U CN 216152247U CN 202122193905 U CN202122193905 U CN 202122193905U CN 216152247 U CN216152247 U CN 216152247U
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- CN
- China
- Prior art keywords
- flange
- bearing
- connecting plate
- annular
- upper connecting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a bearing disassembling tool, which comprises a halving flange, a fixed sleeve, a screw, an upper connecting plate and hydraulic equipment, wherein the halving flange is arranged on the upper connecting plate; the half-flange is an annular plate assembly consisting of two half-annular sub-assemblies, and the two half-annular sub-assemblies of the half-flange are sleeved under a bearing of a shaft to be disassembled in an embracing mode to form the annular plate assembly; the fixed sleeve is sleeved at the upper end of the half flange, so that the annular plate assembly of the half flange is positioned in the radial direction; the lower ends of the two screw rods respectively penetrate through the fixed sleeve and are in threaded connection with the connecting screw holes of the half flange annular plate assembly; the hydraulic equipment is fixed with the upper connecting plate through threads, the upper connecting plate is inserted into the upper ends of the two screw rods, so that the top head at the lower end of the hydraulic equipment tightly props against the upper end face of the shaft to be disassembled, and nuts are connected to the upper ends of the two screw rods, so that the upper connecting plate and the half flange are axially limited. The bearing dismounting tool can realize the complete dismounting of the bearing from the shaft.
Description
Technical Field
The utility model relates to a bearing dismounting tool, and belongs to the technical field of drawing tools.
Background
The device adopting the bearing part sometimes needs to detach the bearing from the shaft perfectly, but the bearing is damaged by directly knocking the bearing or directly pulling the outer ring of the bearing, so that the bearing is damaged, and therefore a tool for detaching the bearing perfectly is needed.
One of the commonly adopted bearing dismounting methods is to pull the bearing outer ring through a pulling tool, the pulling force is transmitted to the bearing inner ring through the rolling body in the mode, the rolling body is extruded between the bearing inner ring and the bearing outer ring, the bearing raceway can be scratched, and even the situations that the bearing inner ring and the bearing outer ring are separated and the retainer is damaged can occur. And the second mode is broken and disassembled in modes of electric welding, cutting, beating and the like, and the bearing can be directly damaged in the mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a bearing is easily damaged when the bearing is disassembled by a traditional bearing disassembling method, and provides a bearing disassembling tool for the bearing disassembling method.
The purpose of the utility model is realized by the following technical scheme:
the utility model relates to a bearing disassembling tool, which comprises a halving flange, a fixed sleeve, a screw, an upper connecting plate and hydraulic equipment, wherein the halving flange is arranged on the upper connecting plate;
the split flange is an annular plate combined piece consisting of two semi-annular split pieces, the inner diameter of the split flange annular plate combined piece is matched with the diameter of a shaft to be disassembled, the upper plate surface of the split flange annular plate combined piece is provided with a positioning surface of which the appearance is matched with that of the lower end surface of the bearing to be disassembled, and the two semi-annular split pieces of the split flange are respectively provided with a connecting screw hole;
the fixing sleeve is a cylindrical part with an opening at the lower end, the inner diameter of the fixing sleeve is matched with the outer diameter of the split flange annular plate assembly, the center of the upper end surface of the fixing sleeve is provided with a bearing abdicating hole with the diameter larger than the outer diameter of a bearing to be disassembled, the outer ring of the upper end surface of the fixing sleeve is provided with two screw rod through holes, and the distance between the two screw rod through holes of the fixing sleeve is matched with the distance between two connecting screw holes in the split flange annular plate assembly;
the middle part of the plate surface of the upper connecting plate is provided with a hydraulic equipment connecting screw hole, the outer ring of the plate surface of the upper connecting plate is provided with two screw rod through holes, and the distance between the two screw rod through holes of the upper connecting plate is matched with the distance between the two connecting screw holes in the half flange annular plate assembly;
the two semi-annular sub-pieces of the half-flange are sleeved under a bearing of a shaft to be disassembled in an embracing manner to form an annular plate assembly; the fixing sleeve is sleeved in and sleeved at the upper end of the half flange from the upper end of the shaft to be disassembled, so that the annular plate assembly of the half flange is positioned in the radial direction; the lower ends of the two screws respectively penetrate through the screw rod through holes of the fixed sleeve and are in threaded connection with the connecting screw holes of the half flange annular plate assembly; the hydraulic equipment is in threaded connection with the hydraulic equipment connecting screw hole of the upper connecting plate, and the upper connecting plate is inserted into the upper ends of the two screws through the two screw holes on the outer ring of the upper connecting plate, so that the top at the lower end of the hydraulic equipment tightly props against the upper end face of the shaft to be disassembled; and the upper ends of the two screw rods penetrate out of the part of the upper connecting plate to be connected with nuts, so that the upper connecting plate and the half flange are axially limited.
Working process
When the bearing is disassembled, the hydraulic equipment is started, the top head at the lower end of the hydraulic equipment extends downwards, and the bearing to be disassembled is disassembled from the shaft.
Advantageous effects
The bearing dismounting tool is simple in structure and convenient to dismount, labor intensity can be greatly reduced through drawing force provided by hydraulic equipment, the axial mounting position of the hydraulic equipment can be adjusted through threaded connection of the hydraulic equipment and the upper connecting plate, the contact area of the halving flange and the end face of the lower end of the bearing is large, slipping in the drawing process is avoided, and the bearing can be dismounted from the shaft perfectly.
Drawings
FIG. 1 is a schematic view of the construction of the bearing removal tool of the present invention;
FIG. 2 is a schematic structural view of a split flange in the bearing removal tool of the present invention;
FIG. 3 is a schematic view of the fixing sleeve of the bearing removing tool according to the present invention;
FIG. 4 is a schematic view of the construction of the upper connecting plate in the bearing removal tool of the present invention;
in the figure, 1-a half flange, 2-a fixed sleeve, 3-a screw, 4-an upper connecting plate, 5-hydraulic equipment and 6-a nut.
Detailed Description
The utility model is further described with reference to the following figures and examples.
Examples
As shown in fig. 1, the bearing dismounting tool of the present invention comprises a half flange 1, a fixed sleeve 2, a screw 3, an upper connecting plate 4, and a hydraulic device 5;
as shown in fig. 2, the half flange 1 is an annular plate assembly composed of two half-annular parts, the inner diameter of the annular plate assembly of the half flange 1 is matched with the diameter of the shaft to be disassembled, the upper plate surface of the annular plate assembly of the half flange 1 is provided with a positioning surface the shape of which is matched with the shape of the lower end surface of the bearing to be disassembled, and the two half-annular parts of the half flange 1 are respectively provided with a connecting screw hole;
as shown in fig. 3, the fixing sleeve 2 is a cylindrical member with an opening at the lower end, the inner diameter of the fixing sleeve 2 is matched with the outer diameter of the split flange 1 annular plate assembly, the center of the upper end surface of the fixing sleeve 2 is provided with a bearing abdicating hole with a diameter larger than the outer diameter of a bearing to be disassembled, the outer ring of the upper end surface of the fixing sleeve 2 is provided with two screw rod through holes, and the distance between the two screw rod through holes of the fixing sleeve 2 is matched with the distance between two connecting screw holes in the split flange 1 annular plate assembly;
as shown in fig. 4, a hydraulic equipment connecting screw hole is formed in the middle of the plate surface of the upper connecting plate 4, two screw rod through holes are formed in the outer ring of the plate surface of the upper connecting plate 4, and the distance between the two screw rod through holes of the upper connecting plate 4 is matched with the distance between the two connecting screw holes in the annular plate assembly of the half flange 1;
the two semi-annular sub-pieces of the half-flange 1 are sleeved under a bearing of a shaft to be disassembled in an embracing manner to form an annular plate assembly; the fixed sleeve 2 is sleeved in and sleeved at the upper end of the half flange 1 from the upper end of a shaft to be disassembled, so that the annular plate assembly of the half flange 1 is positioned in the radial direction; the lower ends of the two screws 3 respectively penetrate through the screw through holes of the fixed sleeve 2 and are in threaded connection with the connecting screw holes of the annular plate assembly of the half flange 1; the hydraulic equipment 5 is in threaded connection with a hydraulic equipment connecting screw hole of the upper connecting plate 4, and the upper connecting plate 4 is inserted into the upper ends of the two screw rods 3 through two screw rod through holes on the outer ring of the upper connecting plate, so that the top head at the lower end of the hydraulic equipment 5 tightly props against the upper end face of the shaft to be disassembled; the upper ends of the two screw rods 3 penetrate through the part of the upper connecting plate 4 to be connected with the nut 6, so that the upper connecting plate 4 and the half flange 1 are axially limited.
When the bearing is disassembled, the hydraulic equipment 5 is started, the top head at the lower end of the hydraulic equipment 5 extends downwards, and the bearing to be disassembled is disassembled from the shaft.
Claims (1)
1. The utility model provides a bearing extracting tool, characterized by: comprises a half flange, a fixed sleeve, a screw, an upper connecting plate and hydraulic equipment;
the split flange is an annular plate combined piece consisting of two semi-annular split pieces, the inner diameter of the split flange annular plate combined piece is matched with the diameter of a shaft to be disassembled, the upper plate surface of the split flange annular plate combined piece is provided with a positioning surface of which the appearance is matched with that of the lower end surface of the bearing to be disassembled, and the two semi-annular split pieces of the split flange are respectively provided with a connecting screw hole;
the fixing sleeve is a cylindrical part with an opening at the lower end, the inner diameter of the fixing sleeve is matched with the outer diameter of the split flange annular plate assembly, the center of the upper end surface of the fixing sleeve is provided with a bearing abdicating hole with the diameter larger than the outer diameter of a bearing to be disassembled, the outer ring of the upper end surface of the fixing sleeve is provided with two screw rod through holes, and the distance between the two screw rod through holes of the fixing sleeve is matched with the distance between two connecting screw holes in the split flange annular plate assembly;
the middle part of the plate surface of the upper connecting plate is provided with a hydraulic equipment connecting screw hole, the outer ring of the plate surface of the upper connecting plate is provided with two screw rod through holes, and the distance between the two screw rod through holes of the upper connecting plate is matched with the distance between the two connecting screw holes in the half flange annular plate assembly;
the two semi-annular sub-pieces of the half-flange are sleeved under a bearing of a shaft to be disassembled in an embracing manner to form an annular plate assembly; the fixing sleeve is sleeved in and sleeved at the upper end of the half flange from the upper end of the shaft to be disassembled, so that the annular plate assembly of the half flange is positioned in the radial direction; the lower ends of the two screws respectively penetrate through the screw rod through holes of the fixed sleeve and are in threaded connection with the connecting screw holes of the half flange annular plate assembly; the hydraulic equipment is in threaded connection with the hydraulic equipment connecting screw hole of the upper connecting plate, and the upper connecting plate is inserted into the upper ends of the two screws through the two screw holes on the outer ring of the upper connecting plate, so that the top at the lower end of the hydraulic equipment tightly props against the upper end face of the shaft to be disassembled; and the upper ends of the two screw rods penetrate out of the part of the upper connecting plate to be connected with nuts, so that the upper connecting plate and the half flange are axially limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122193905.3U CN216152247U (en) | 2021-09-09 | 2021-09-09 | Bearing dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122193905.3U CN216152247U (en) | 2021-09-09 | 2021-09-09 | Bearing dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216152247U true CN216152247U (en) | 2022-04-01 |
Family
ID=80848600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122193905.3U Expired - Fee Related CN216152247U (en) | 2021-09-09 | 2021-09-09 | Bearing dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216152247U (en) |
-
2021
- 2021-09-09 CN CN202122193905.3U patent/CN216152247U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |