CN219255461U - Mounting tool for inner ring of wheel bearing - Google Patents
Mounting tool for inner ring of wheel bearing Download PDFInfo
- Publication number
- CN219255461U CN219255461U CN202223455310.1U CN202223455310U CN219255461U CN 219255461 U CN219255461 U CN 219255461U CN 202223455310 U CN202223455310 U CN 202223455310U CN 219255461 U CN219255461 U CN 219255461U
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- China
- Prior art keywords
- wheel bearing
- inner ring
- tool
- cylindrical part
- bearing inner
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model provides a mounting tool for an inner ring of a wheel bearing, which relates to the technical field of bearing mounting, wherein the inner ring of the wheel bearing is mounted on a wheel shaft, one end of the wheel shaft is internally provided with a first internal thread, and the mounting tool comprises: the tool main body comprises a first cylindrical part and a second cylindrical part which are coaxially arranged, wherein the outer diameter of the first cylindrical part is smaller than that of the second cylindrical part, a first external thread matched with the first internal thread is arranged on the periphery of the first cylindrical part, and a second external thread is arranged on the periphery of the second cylindrical part; the inner part of at least one end of the pressing sleeve is provided with a second internal thread matched with the second external thread, and one end face of the pressing sleeve is used for propping against one end face of the inner ring of the wheel bearing; the operation handle is arranged at the other end of the pressing-in sleeve; the problem that in the prior art, the mounting mode of the inner ring of the wheel bearing is difficult to ensure not to hurt the wheel shaft or the inner ring of the wheel bearing by adopting a mounting mode of knocking the inner ring of the wheel bearing into the wheel shaft by a punch can not be solved.
Description
Technical Field
The utility model belongs to the technical field of bearing installation, and particularly relates to a tool for installing an inner ring of a wheel bearing.
Background
The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision. When the wheel is assembled, the outer ring of the wheel bearing is fixed on the wheel hub, so that only the inner ring of the bearing is required to be assembled on the wheel shaft, and the assembly process is generally carried out by using a liquid nitrogen cold-shrink wheel shaft. For some types of wheels, the inner ring of the wheel bearing needs to be installed in a narrow inner hole of a brake cylinder body, the installation of the cold-shrink wheel shaft is difficult to use, the inner ring of the wheel bearing is generally knocked into a designated position of the wheel shaft by a punch, and the assembly mode cannot ensure that the wheel shaft or the inner ring of the wheel bearing is not damaged.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, provides a tool for mounting an inner ring of a wheel bearing, and solves the problems that the mounting mode of a cold-shrink wheel shaft cannot be used for mounting the inner ring of the wheel bearing in the middle part of the tool in the prior art, and the mounting mode of the inner ring of the wheel bearing in the wheel shaft by adopting a punch is difficult to ensure that the wheel shaft or the inner ring of the wheel bearing is not damaged.
In order to achieve the above object, the present utility model provides a tool for installing an inner race of a wheel bearing, the inner race of the wheel bearing is installed on a wheel shaft, a first internal thread is provided inside one end of the wheel shaft, the tool includes:
the tool comprises a tool body, wherein the tool body comprises a first cylindrical part and a second cylindrical part which are coaxially arranged, the outer diameter of the first cylindrical part is smaller than that of the second cylindrical part, a first external thread matched with the first internal thread is arranged on the periphery of the first cylindrical part, and a second external thread is arranged on the periphery of the second cylindrical part;
the inner part of at least one end of the pressing sleeve is provided with a second internal thread matched with the second external thread, and one end face of the pressing sleeve is used for propping against one end face of the inner ring of the wheel bearing;
the operating handle is arranged at the other end of the pressing sleeve.
Optionally, a cavity communicated with the first cylindrical portion and the second cylindrical portion is arranged inside the first cylindrical portion and the second cylindrical portion.
Optionally, the tool main body further comprises an operation part, the operation part is arranged at one end of the second cylindrical part far away from the first cylindrical part, and the operation part is used for being matched with a wrench to enable the wrench to twist the tool main body.
Optionally, the operation part is in a hexagonal prism shape and is used for being matched with a hexagonal wrench.
Optionally, the operating handle is rod-shaped.
Optionally, the other end of the pressing sleeve is provided with a through hole along a radial direction thereof, and the operating handle is penetrated in the through hole.
Optionally, the operating handle is welded to the press-in sleeve.
Optionally, the cavity extends into the operating portion.
Optionally, a tool retracting groove is formed in one end, close to the second cylindrical portion, of the first cylindrical portion, and a stop portion is arranged between the tool retracting groove and the first external thread.
Optionally, the tool further comprises a hexagonal wrench, wherein the hexagonal wrench is used for screwing the operation part, and screwing the tool main body into the end of the machine wheel shaft.
The utility model provides a mounting tool for an inner ring of a wheel bearing, which has the beneficial effects that: the device can be through the first external screw thread on the first cylinder portion of frock main part and the epaxial first internal thread connection of wheel axle, after the wheel bearing inner circle is preset at the wheel axle, through the cooperation of second internal screw thread and second external screw thread, will push in the sleeve pipe and twist to the direction that is close to the wheel bearing inner circle, push in the sleeve pipe and twist through the operation handle, it is continuous steady to push in the wheel bearing inner circle, make the wheel bearing inner circle steadily by the wheel epaxial, easy operation, single can accomplish the operation, improve the installation effectiveness of wheel bearing inner circle, and can guarantee installation quality, avoid the damage of wheel axle and wheel bearing inner circle.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.
Fig. 1 shows a schematic cross-sectional structure of a tool for mounting an inner race of a wheel bearing according to an embodiment of the present utility model.
Fig. 2 shows a schematic structural diagram of an initial installation of a tool for installing an inner race of a wheel bearing according to an embodiment of the present utility model.
Fig. 3 shows a schematic structural diagram of a tool for installing an inner race of a wheel bearing according to an embodiment of the present utility model.
Fig. 4 shows a three-dimensional structure schematic diagram of a tool main body for installing an inner ring of a wheel bearing according to an embodiment of the utility model.
Fig. 5 shows a schematic structural diagram of a press-in sleeve of a tool for installing an inner ring of a wheel bearing according to an embodiment of the present utility model.
Fig. 6 shows a schematic structural view of an operating handle of a tool for installing an inner race of a wheel bearing according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a first cylindrical portion; 2. a second cylindrical portion; 3. pressing in the sleeve; 4. an operating handle; 5. a cavity; 6. an operation unit; 7. a through hole; 8. a machine wheel shaft; 9. an inner ring of the wheel bearing.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
As shown in fig. 1 to 6, the present utility model provides a tool for mounting an inner race of a wheel bearing, wherein the inner race 9 of the wheel bearing is mounted on a wheel shaft 8, and a first internal thread is provided inside one end of the wheel shaft 8, the tool comprising:
the tool comprises a tool body, wherein the tool body comprises a first cylindrical part 1 and a second cylindrical part 2 which are coaxially arranged, the outer diameter of the first cylindrical part 1 is smaller than that of the second cylindrical part 2, the outer periphery of the first cylindrical part 1 is provided with a first external thread matched with a first internal thread, and the outer periphery of the second cylindrical part 2 is provided with a second external thread;
the pressing sleeve 3, at least one end of the pressing sleeve 3 is internally provided with a second internal thread matched with the second external thread, and one end face of the pressing sleeve 3 is used for abutting against one end face of the inner ring 9 of the wheel bearing;
an operation handle 4 is provided at the other end of the press-in sleeve 3.
Specifically, in order to solve the problem that the mounting mode of the cold-shrink wheel axle 8 cannot be used when the middle part of the wheel bearing inner ring 9 is mounted in the prior art, the mounting mode of the wheel bearing inner ring 9 is knocked into the wheel axle 8 by a punch, so that the wheel axle 8 or the wheel bearing inner ring 9 is difficult to ensure not to be damaged; according to the mounting tool for the inner ring of the wheel bearing, provided by the utility model, the first external thread on the first cylindrical part 1 of the tool main body can be connected with the first internal thread on the wheel shaft 8, after the inner ring 9 of the wheel bearing is pre-sleeved on the wheel shaft 8, the pressing sleeve 3 is screwed in the direction close to the inner ring 9 of the wheel bearing through the cooperation of the second internal thread and the second external thread, the pressing sleeve 3 is screwed through the operation handle 4, and the inner ring 9 of the wheel bearing is continuously and stably pressed, so that the inner ring 9 of the wheel bearing is stably pressed into the wheel shaft 8, the operation is simple, the mounting efficiency of the inner ring 9 of the wheel bearing can be improved, the mounting quality can be ensured, and the damage of the wheel shaft 8 and the inner ring 9 of the wheel bearing can be avoided.
Alternatively, the first cylindrical portion 1 and the second cylindrical portion 2 are internally provided with a cavity 5 in communication.
Specifically, the first cylindrical part 1 and the second cylindrical part 2 are hollow, so that the weight is reduced and the cost is reduced.
Optionally, the tool main body further includes an operation portion 6, the operation portion 6 is disposed at one end of the second cylindrical portion 2 away from the first cylindrical portion 1, and the operation portion 6 is used for being matched with a wrench to enable the wrench to screw the tool main body.
Specifically, the operation portion 6 is provided to be engaged with a wrench, so that the tool body is mounted on the wheel shaft 8 by using the wrench.
Alternatively, the operation portion 6 has a hexagonal prism shape for cooperation with a hexagonal wrench.
Specifically, the operation portion 6 is in the form of an outer hexagonal head, so that the tool main body can be screwed with a hexagonal wrench.
Alternatively, the operating handle 4 is rod-shaped.
Specifically, the operating handle 4 is a straight rod, and the operating force is reduced by utilizing the lever principle.
Alternatively, the other end of the press-in sleeve 3 is provided with a through hole 7 in its radial direction, and the operating handle 4 is inserted into the through hole 7.
Specifically, the operating handle 4 is inserted into the through hole 7, and at least one end is exposed, so that the sleeve 3 can be conveniently screwed and pressed.
Optionally, the operating handle 4 is welded to the press-in sleeve 3.
Specifically, the operating handle 4 can be welded in the through hole 7 of the press-in sleeve 3, so that the loss is avoided.
Optionally, the cavity 5 extends into the operating portion 6.
Specifically, the interior of the operation portion 6 is also hollow, so that weight and cost are further reduced.
Optionally, a tool retracting groove is arranged at one end of the first cylindrical part 1, which is close to the second cylindrical part 2, and a stop part is arranged between the tool retracting groove and the first external thread.
Specifically, the first external thread does not completely cover the whole first cylindrical part 1, but leaves a section of structure without the first external thread, so that a stop part is formed, and the first external thread and the first internal thread cannot be screwed when being screwed to the stop part, thereby playing a limiting role.
Optionally, the tool also comprises a hexagonal wrench, wherein the hexagonal wrench is used for screwing the operation part 6, and screwing the tool main body into one end of the machine wheel shaft 8.
Specifically, the tool can be provided with a hexagonal wrench, and is used or sold in a complete set, so that the convenience of use is improved.
In summary, the utility model provides a mounting tool for an inner ring of a wheel bearing, which is used for:
s1, pre-sleeving an inner ring 9 of a wheel bearing at the starting end of a wheel shaft 8;
s2, screwing the first cylindrical part 1 of the tool main body into a first internal thread in the machine wheel shaft 8 until reaching a stop part position;
s3, screwing the press-in sleeve 3 into the tool main body by using the operation handle 4, and enabling the press-in sleeve 3 to be in contact with the inner ring 9 of the wheel bearing;
and S4, rotating the operation handle 4 to enable the pressing sleeve 3 to uniformly apply pressure to the inner ring 9 of the wheel bearing, and pressing the inner ring 9 of the wheel bearing to the stop position of the wheel shaft 8.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (10)
1. The utility model provides a turbine bearing inner circle installation frock, turbine bearing inner circle is installed on the turbine shaft, the inside first internal thread that is provided with of one end of turbine shaft, its characterized in that, this frock includes:
the tool comprises a tool body, wherein the tool body comprises a first cylindrical part and a second cylindrical part which are coaxially arranged, the outer diameter of the first cylindrical part is smaller than that of the second cylindrical part, a first external thread matched with the first internal thread is arranged on the periphery of the first cylindrical part, and a second external thread is arranged on the periphery of the second cylindrical part;
the inner part of at least one end of the pressing sleeve is provided with a second internal thread matched with the second external thread, and one end face of the pressing sleeve is used for propping against one end face of the inner ring of the wheel bearing;
the operating handle is arranged at the other end of the pressing sleeve.
2. The wheel bearing inner ring installation tool according to claim 1, wherein the first cylindrical portion and the second cylindrical portion are internally provided with cavities that are communicated.
3. The wheel bearing inner ring installation tool according to claim 2, wherein the tool body further comprises an operation portion, the operation portion is disposed at one end of the second cylindrical portion away from the first cylindrical portion, and the operation portion is used for being matched with a wrench for the wrench to twist the tool body.
4. A wheel bearing inner ring mounting fixture according to claim 3, wherein the operating portion has a hexagonal prism shape for mating with a hexagonal wrench.
5. The wheel bearing inner race installation tool of claim 1, wherein the operating handle is rod-shaped.
6. The tool according to claim 5, wherein the other end of the press-in sleeve is provided with a through hole in a radial direction thereof, and the operating handle is inserted into the through hole.
7. The wheel bearing inner race installation tool of claim 6, wherein the operating handle is welded to the press-in sleeve.
8. A wheel bearing inner race installation tool as claimed in claim 3 wherein said cavity extends into said operating portion.
9. The wheel bearing inner ring installation tool according to claim 1, wherein a tool withdrawal groove is formed in one end, close to the second cylindrical portion, of the first cylindrical portion, and a stop portion is arranged between the tool withdrawal groove and the first external thread.
10. The wheel bearing inner race installation tool of claim 4, further comprising a hex wrench for driving the operating portion to screw the tool body into the one end of the wheel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223455310.1U CN219255461U (en) | 2022-12-23 | 2022-12-23 | Mounting tool for inner ring of wheel bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223455310.1U CN219255461U (en) | 2022-12-23 | 2022-12-23 | Mounting tool for inner ring of wheel bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219255461U true CN219255461U (en) | 2023-06-27 |
Family
ID=86870190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223455310.1U Active CN219255461U (en) | 2022-12-23 | 2022-12-23 | Mounting tool for inner ring of wheel bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219255461U (en) |
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2022
- 2022-12-23 CN CN202223455310.1U patent/CN219255461U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |