CN216731645U

CN216731645U - Bearing disassembling tool

Info

Publication number: CN216731645U
Application number: CN202123233019.5U
Authority: CN
Inventors: 庞佳迪; 张永久; 冷友斌
Original assignee: Heilongjiang Feihe Dairy Co Ltd
Current assignee: Heilongjiang Feihe Dairy Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-14
Anticipated expiration: 2031-12-14

Abstract

The utility model provides a bearing extracting tool, include: a first housing; the first shell and the second shell are provided with a clamping position for clamping the bearing and a loosening position separated from the bearing; a connecting member connected between the first housing and the second housing; the ejection piece movably penetrates through the connecting piece and can be abutted and matched with the rotating shaft connected inside the bearing. The technical scheme of this application has solved the great problem that can't realize dismantling the bearing in the gap of the great size of triangle puller among the correlation technique effectively.

Description

Bearing disassembling tool

Technical Field

The utility model relates to a bearing dismantlement technical field particularly, relates to a bearing extracting tool.

Background

The bearing is an important basic part of various mechanical equipment, and the precision, the performance, the service life and the reliability of the bearing play a decisive role in the precision, the performance, the service life and the reliability of a host machine.

The bearing is arranged on the rotating shaft and used for supporting the rotating shaft, reducing the friction coefficient of the rotating shaft in the moving process and ensuring the precision of rotation. After long-term use, the bearing needs to be detached from the rotating shaft for maintenance or replacement.

In the related art, the bearing separator set and various triangular puller have disadvantages that the assembly and disassembly are troublesome, and a plurality of persons are required for operation, otherwise it is difficult to fix the bearing, causing a waste of personnel and a waste of working hours. The separator sleeve set has a wide head, is difficult to operate in a narrow space, and the triangular puller support arm has a thicker head, cannot fix a bearing with a small space and a small gap.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a bearing extracting tool to solve the great unable problem of dismantling the bearing in the gap of realizing of the size of the triangle puller among the correlation technique.

In order to achieve the above object, the utility model provides a bearing detaching tool, include: a first housing; the first shell and the second shell are provided with a clamping position for clamping the bearing and a loosening position separated from the bearing; a connecting member connected between the first housing and the second housing; the ejection piece movably penetrates through the connecting piece and can be abutted and matched with the rotating shaft connected inside the bearing.

Furthermore, a first blocking wall is arranged at the end part of one end, away from the ejector, of the first shell, a second blocking wall is arranged at the end part of one end, away from the ejector, of the second shell, and the first blocking wall and the second blocking wall are arranged oppositely.

Furthermore, a first arc-shaped notch is formed in the first blocking wall, a second arc-shaped notch is formed in the second blocking wall, and the rotating shaft can be avoided by the first arc-shaped notch and the second arc-shaped notch.

Further, the bearing removal tool further comprises a locking member connected between the first housing and the second housing to fix a position between the first housing and the second housing.

Furthermore, the connecting piece is provided with a through hole, a first connecting hole and a second connecting hole, the first connecting hole and the second connecting hole are correspondingly arranged at two ends of the connecting piece, the through hole is formed in the side wall of the connecting piece, the ejection piece penetrates into the through hole, the bearing disassembling tool further comprises a first fastener and a second fastener, the first fastener penetrates through the first shell and the second shell and is connected into the first connecting hole, and the second fastener penetrates through the first shell and the second shell and is connected into the second connecting hole.

Further, the connecting piece is connected at the first end of first casing and second casing, first fender wall sets up in the second end of first casing, the second fender wall sets up in the second end of second casing, first casing includes first arc curb plate and sets up two first folded plates in first arc curb plate both sides, the second casing includes second arc curb plate and sets up two second folded plates in second arc curb plate both sides, the width of first folded plate is reduced to the second end of first casing by the first end of first casing gradually, the width of second folded plate is reduced to the second end of second casing by the first end of second casing gradually.

Further, the locking member includes a first locking ring provided on the first housing, a second locking ring provided on the second housing, and a locking rod connected between the first locking ring and the second locking ring.

Further, the locking piece includes a plurality of, and a plurality of locking pieces symmetry sets up the both sides at first casing and second casing.

Further, the through hole is a threaded hole, the ejection piece comprises a threaded rod, the threaded rod is inserted into the threaded hole, a pyramid part is arranged at the first end of the threaded rod, a driving part is arranged at the second end of the threaded rod, the pyramid part is located between the first shell and the second shell, and the driving part is located outside the first shell and the second shell.

Further, a viewing hole is arranged on the first shell and/or the second shell.

Use the technical scheme of the utility model, first casing and the articulated connection of second casing, first casing and second casing have the centre gripping position of centre gripping bearing and with the bearing separation loosen the position. The connecting piece is connected between first casing and second casing, and the ejector member is movably worn to establish on the connecting piece to can rotate the ejector cooperation with the axle of connecting in the bearing. When the bearing on the rotating shaft is disassembled through the arrangement, the bearing is clamped through the first shell and the second shell, and when the bearing is clamped, part of the structure of the rotating shaft is located between the first shell and the second shell, the first shell and the second shell are not in contact with the rotating shaft, and finally the end part of the rotating shaft is pushed through the pushing piece, so that the first shell and the second shell are pulled outwards, and the bearing is moved outwards. Thereby realizing the disassembly of the bearing. Because first casing and second casing can stretch into in the gap and with the bearing cooperation, consequently the great unable problem of realizing dismantling the bearing in the gap of the size of triangle among the relevant art of having solved effectively that the horse is drawn to the triangle among the prior art.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic perspective view of an embodiment of a bearing removal tool according to the present invention;

FIG. 2 shows a perspective schematic view of the bearing removal tool of FIG. 1;

FIG. 3 shows a schematic top view of the bearing removal tool of FIG. 1;

FIG. 4 shows a side view schematic of the bearing removal tool of FIG. 1;

FIG. 5 is a perspective view showing a partial structure of the bearing removal tool of FIG. 1;

fig. 6 shows a perspective view of the first housing of fig. 5;

fig. 7 shows a perspective schematic view of the bearing removal tool of fig. 5.

Wherein the figures include the following reference numerals:

10. a first housing; 11. a first retaining wall; 111. a first arc-shaped notch; 12. a first arcuate side panel; 13. a first folded plate; 20. a second housing; 21. a second retaining wall; 211. a second arc-shaped notch; 22. a second arcuate side panel; 23. a second folded plate; 30. a connecting member; 31. a through hole; 32. a first connection hole; 33. a second connection hole; 40. a pushing member; 41. a threaded rod; 411. a pyramid part; 412. a drive section; 50. a locking member; 51. a first lock ring; 52. a second lock ring; 53. a lock lever; 61. a first fastener; 62. a second fastener; 70. and (6) observing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 4, in the present embodiment, the bearing detaching tool includes: a first housing 10, a second housing 20, a connecting member 30, and an ejector 40. The second housing 20 is hingedly connected to the first housing 10, and the first housing 10 and the second housing 20 have a clamping position where they clamp the bearing and a release position where they are separated from the bearing. The connection member 30 is connected between the first housing 10 and the second housing 20. The ejector 40 is movably arranged on the connecting piece 30 in a penetrating way and can be matched with a rotating shaft connected inside the bearing in an abutting way.

Use the technical scheme of the utility model, first casing and the articulated connection of second casing, first casing and second casing have the centre gripping position of centre gripping bearing and with the bearing separation loosen the position. The connecting piece is connected between first casing and second casing, and the ejector member is movably worn to establish on the connecting piece to can rotate the ejector fit with the axle of connecting in the bearing inside. When the bearing on the rotating shaft is disassembled through the arrangement, the bearing is clamped through the first shell and the second shell, and when the bearing is clamped, part of the structure of the rotating shaft is located between the first shell and the second shell, the first shell and the second shell are not in contact with the rotating shaft, and finally the end part of the rotating shaft is pushed through the pushing piece, so that the first shell and the second shell are pulled outwards, and the bearing is moved outwards. Thereby realizing the disassembly of the bearing. Because first casing and second casing can stretch into in the gap and with the bearing cooperation, consequently the great unable problem of realizing dismantling the bearing in the gap of the size of triangle among the relevant art of having solved effectively that the horse is drawn to the triangle among the prior art.

As shown in fig. 1 to 4, in the present embodiment, an end portion of the first housing 10 at an end away from the ejector 40 is provided with a first blocking wall 11, an end portion of the second housing 20 at an end away from the ejector 40 is provided with a second blocking wall 21, and the first blocking wall 11 and the second blocking wall 21 are disposed opposite to each other. First fender wall and second fender wall and the side butt of bearing can realize spacing to the bearing like this, and then make when dismantling the bearing, can drag the bearing out through first fender wall and second fender wall.

As shown in fig. 1 to 4, in the present embodiment, a first arc-shaped notch 111 is disposed on the first blocking wall 11, a second arc-shaped notch 211 is disposed on the second blocking wall 21, and the first arc-shaped notch 111 and the second arc-shaped notch 211 can avoid the rotation shaft. The first arc-shaped notch and the second arc-shaped notch are simple in structure and convenient to set, when the first blocking wall and the second blocking wall are in limit fit with the side face of the bearing, the first arc-shaped notch and the second arc-shaped notch can avoid the rotating shaft, the first blocking wall and the second blocking wall are prevented from contacting with the rotating shaft, and then the first blocking wall and the second blocking wall are enabled to rub with the rotating shaft.

As shown in fig. 1 to 4, in the present embodiment, the bearing detaching tool further includes a locking member 50, and the locking member 50 is connected between the first housing 10 and the second housing 20 to fix a position between the first housing 10 and the second housing 20. The setting of locking piece can be effectively with first casing and second casing locking, and then makes the position of first casing and second casing stable to make the contact of first fender wall and second fender wall and the side of bearing more stable, therefore such setting can improve the efficiency that the bearing was dismantled effectively.

As shown in fig. 1 to 7, in the present embodiment, the connecting member 30 is provided with a through hole 31, a first connecting hole 32 and a second connecting hole 33, the first connecting hole 32 and the second connecting hole 33 are correspondingly provided at two ends of the connecting member 30, the through hole 31 is provided on a side wall of the connecting member 30, the ejector 40 penetrates into the through hole 31, the bearing disassembling tool further includes a first fastener 61 and a second fastener 62, the first fastener 61 penetrates through the first casing 10 and the second casing 20 and is connected in the first connecting hole 32, and the second fastener 62 penetrates through the first casing 10 and the second casing 20 and is connected in the second connecting hole 33. The connecting piece can connect the first shell and the second shell together and enable the first shell and the second shell to rotate on one hand, and can fix the driving piece on the other hand, so that the position of the driving piece is stable.

As shown in fig. 1 to 7, in the present embodiment, the connecting member 30 is connected to the first ends of the first housing 10 and the second housing 20, the first blocking wall 11 is disposed at the second end of the first housing 10, the second blocking wall 21 is disposed at the second end of the second housing 20, the first housing 10 includes a first arc-shaped side plate 12 and two first folding plates 13 disposed at two sides of the first arc-shaped side plate 12, the second housing 20 includes a second arc-shaped side plate 22 and two second folding plates 23 disposed at two sides of the second arc-shaped side plate 22, the width of the first folding plate 13 is gradually reduced from the first end of the first housing 10 to the second end of the first housing 10, and the width of the second folding plate 23 is gradually reduced from the first end of the second housing 20 to the second end of the second housing 20. The arrangement of the first folded plate and the second folded plate can enable the first shell and the second shell to be better matched with the bearing, and further enables the bearing to be better detached. Meanwhile, after the bearing is disassembled, the bearing can be remained between the first shell and the second shell, and the first folded plate and the second folded plate can prevent the bearing from being separated from the first shell and the second shell.

As shown in fig. 1 to 7, in the present embodiment, the locking member 50 includes a first locking ring 51 provided on the first housing 10, a second locking ring 52 provided on the second housing 20, and a locking rod 53 connected between the first locking ring 51 and the second locking ring 52. The lock rod is connected between the first lock ring and the second lock ring, so that the first shell and the second shell are locked.

In an embodiment not shown in the figures, the locking member comprises a clip which is directly clipped on the outside of the first and second housings.

As shown in fig. 1 to 7, in the present embodiment, the locking member 50 includes a plurality of locking members 50, and the plurality of locking members 50 are symmetrically disposed at both sides of the first and

second housings

10 and 20. Specifically, the number of the locking pieces is two, and the two locking pieces are symmetrically arranged on two sides of the first shell and the second shell, so that the locking effect is better.

As shown in fig. 1 to 7, in the present embodiment, the through hole 31 is a threaded hole, the ejection member 40 includes a threaded rod 41, the threaded rod 41 is inserted into the threaded hole, a first end of the threaded rod 41 is provided with a taper portion 411, a second end of the threaded rod 41 is provided with a driving portion 412, the taper portion 411 is located between the first casing 10 and the second casing 20, and the driving portion 412 is located outside the first casing 10 and the second casing 20. The drive mode of threaded rod is simple, as long as rotate the threaded rod, then can realize first casing and second casing and move towards the drive division, and then realize pulling down the bearing from the pivot.

In an embodiment not shown in the drawings, the pushing member includes a pushing rod, the pushing rod is fixedly disposed on the connecting member, and the pushing rod pushes the rotating shaft to move the first housing and the second housing away from the rotating shaft, so as to detach the bearing.

As shown in fig. 1 to 7, in the present embodiment, the first casing 10 and the second casing 20 are provided with the observation holes 70. The setting of observation hole can be convenient for observe whether the threaded rod pushes up the tip at the pivot, and then can guarantee the efficiency of dismantling.

In embodiments not shown in the figures, the viewing aperture may be provided on only the first housing or only the second housing.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bearing removal tool, comprising:

a first housing (10);

a second housing (20) hingedly connected to the first housing (10), the first housing (10) and the second housing (20) having a clamped position in which they clamp a bearing and a released position in which they are separated from the bearing;

a connector (30) connected between the first housing (10) and the second housing (20);

and the ejection piece (40) is movably arranged on the connecting piece (30) in a penetrating way and can be matched with the rotating shaft connected inside the bearing in an abutting way.

2. The bearing removal tool according to claim 1, wherein an end of the first housing (10) remote from the ejector (40) is provided with a first blocking wall (11), an end of the second housing (20) remote from the ejector (40) is provided with a second blocking wall (21), and the first blocking wall (11) and the second blocking wall (21) are disposed opposite to each other.

3. The bearing dismounting tool according to claim 2, wherein a first arc-shaped notch (111) is provided on the first blocking wall (11), a second arc-shaped notch (211) is provided on the second blocking wall (21), and the first arc-shaped notch (111) and the second arc-shaped notch (211) can avoid the rotating shaft.

4. The bearing removal tool of claim 1, further comprising a lock (50), the lock (50) being connected between the first housing (10) and the second housing (20) to fix a position between the first housing (10) and the second housing (20).

5. Bearing removal tool according to claim 3, wherein the connection piece (30) is provided with a through hole (31), a first connection hole (32) and a second connection hole (33), the first connecting hole (32) and the second connecting hole (33) are correspondingly arranged at two ends of the connecting piece (30), the through hole (31) is arranged on the side wall of the connecting piece (30), the ejector piece (40) penetrates into the through hole (31), the bearing removal tool further comprises a first fastener (61) and a second fastener (62), the first fastening member (61) penetrates the first housing (10), the second housing (20) and is connected in the first connection hole (32), the second fastening member (62) penetrates through the first housing (10) and the second housing (20) and is connected in the second connecting hole (33).

6. The bearing removal tool according to claim 5, wherein the connecting member (30) is connected to the first ends of the first and second housings (10, 20), the first blocking wall (11) is disposed at the second end of the first housing (10), the second blocking wall (21) is disposed at the second end of the second housing (20), the first housing (10) comprises a first arc-shaped side plate (12) and two first flaps (13) disposed at both sides of the first arc-shaped side plate (12), the second housing (20) comprises a second arc-shaped side plate (22) and two second flaps (23) disposed at both sides of the second arc-shaped side plate (22), the width of the first flaps (13) gradually decreases from the first end of the first housing (10) to the second end of the first housing (10), and the width of the second flaps (23) gradually decreases from the first end of the second housing (20) to the second housing (20) Is tapered.

7. The bearing removal tool according to claim 4, wherein the lock (50) comprises a first lock ring (51) provided on the first housing (10), a second lock ring (52) provided on the second housing (20), and a lock lever (53) connected between the first lock ring (51) and the second lock ring (52).

8. The bearing removal tool according to claim 4, wherein the locking member (50) includes a plurality of locking members (50), and the plurality of locking members (50) are symmetrically disposed on both sides of the first housing (10) and the second housing (20).

9. The bearing removal tool according to claim 5, wherein the through hole (31) is a threaded hole, the ejector (40) includes a threaded rod (41), the threaded rod (41) is inserted into the threaded hole, a first end of the threaded rod (41) is provided with a tapered portion (411), a second end of the threaded rod (41) is provided with a driving portion (412), the tapered portion (411) is located between the first casing (10) and the second casing (20), and the driving portion (412) is located outside the first casing (10) and the second casing (20).

10. Bearing removal tool according to any one of claims 1 to 9, characterized in that a viewing aperture (70) is provided on the first housing (10) and/or the second housing (20).