CN211890658U - Bearing dismounting tool - Google Patents
Bearing dismounting tool Download PDFInfo
- Publication number
- CN211890658U CN211890658U CN201921330510.XU CN201921330510U CN211890658U CN 211890658 U CN211890658 U CN 211890658U CN 201921330510 U CN201921330510 U CN 201921330510U CN 211890658 U CN211890658 U CN 211890658U
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- CN
- China
- Prior art keywords
- bearing
- roof
- connecting portion
- trombone slide
- joint
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Abstract
The utility model provides a bearing disassembling tool, which solves the technical problem that the inner hole bearing is not easy to disassemble in the prior art; including trombone slide and sleeve, the trombone slide has the body of cavity including inside, the head fixedly connected with roof of body, the body is kept away from two breachs have been seted up along its length direction to the afterbody of roof, two the breach will two connecting portions of formation, each are cut apart to the afterbody of trombone slide the lateral wall of connecting portion is formed with the joint arch, the joint arch is close to the one end of roof is its joint end, arbitrary it is equipped with the nut to inlay on the lateral wall of connecting portion, nut female connection has the screw rod, the one end of screw rod stretches into the body in the cavity, the other end is located the body is outside, the sleeve is followed the length direction slidable cover of body is located the outside of body.
Description
Technical Field
The utility model relates to a bearing dismantlement technical field, concretely relates to bearing extracting tool.
Background
The bearing is indispensable part among the mechanical transmission, precision between installation requirement and its complex axle is higher, generally be interference fit, do not produce the drunkenness in order to reach in the course of the work, prevent to influence the reliability of operation, in order to satisfy the operation requirement, to downthehole bearing, generally let the aperture grow through heating the aperture, then with the bearing installation back, treat hole natural cooling back and bearing chucking, but in the process of withdrawing the needle dismantlement, because the bearing also can expand when heating, therefore can not demolish through the mode of heating, the bearing puller that generally uses need block the bearing outer lane in outside, owing to be downthehole bearing, can not joint from the bearing outer lane, therefore need provide a convenient effectual extracting tool.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bearing extracting tool, owing to solve the not good technical problem who dismantles of prior art mesopore inner bearing.
The utility model provides a scheme as follows of above-mentioned technical problem: the utility model provides a bearing dismounting tool, includes trombone slide and sleeve, the trombone slide has the body of cavity including inside, the head fixedly connected with roof of body, the body is kept away from two breachs have been seted up along its length direction to the afterbody of roof, two the breach will two connecting portion, each of formation are cut apart to the afterbody of trombone slide the lateral wall of connecting portion is formed with the joint arch, the joint arch is close to the one end of roof is its joint end, arbitrary it is equipped with the nut to inlay on the lateral wall of connecting portion, nut female connection has the screw rod, the one end of screw rod stretches into in the cavity of body, the other end is located the body is outside, the sleeve is followed the length direction slidable cover of body is located the outside of body.
The utility model provides a bearing extracting tool, pass the back with two connecting portion from the hole of bearing, twist the inner wall that moves the screw rod and make the screw rod stretch into another connecting portion of one end butt of body, promote another connecting portion, ensure that two bellied joint ends of joint can the joint tightly treat the bearing hole of dismantlement, then the hand is held the sleeve pipe and is slided to the one end that the body is close to the roof, strike the roof repeatedly, the body produces the impact force, pull out the bearing from the hole, this bearing extracting tool simple structure, raw and other materials easily gain, can effectively solve the technical problem of dismantling downthehole bearing difficulty among the prior art.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of a bearing dismounting tool of the present invention;
FIG. 2 is an enlarged view of a portion of the area X in FIG. 1;
fig. 3 is the utility model discloses a bearing extracting tool's section structure schematic diagram.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
As shown in fig. 1, the utility model provides a bearing detaching tool, including trombone slide 1 and sleeve 2, trombone slide 1 includes that inside has the body 11 of cavity 1a, the head fixedly connected with roof 12 of body 11, body 11 keeps away from two breach 1b, two have been seted up along its length direction to the afterbody of roof 12 breach 1b will form two connecting portion are cut apart to the afterbody of trombone slide 11, connecting portion 111, 112 promptly, the lateral wall of connecting portion 111, 112 is formed with joint arch 113, 114, joint arch 113, 114 are close to the one end of roof 12 is its joint end.
Inlay on the lateral wall of connecting portion 111 and be equipped with nut 13, nut 13 female connection has screw rod 14, screw rod 14's one end stretches into the body in the cavity, the other end is located the body 11 is outside, sleeve 2 is followed the length direction slidable cover of body 11 is located the outside of body 11.
The utility model provides a bearing extracting tool is when using, with connecting portion 111, 112 pass the hole of bearing 30 from the top, twist the inner wall that screw rod 14 made screw rod 14 stretch into the one end butt connecting portion 112 of body, promote connecting portion 112, ensure two joint archs 113, 114 the joint end can the joint tightly treat the hole of bearing 30 of dismantlement, then the hand is held sleeve pipe 2 and is slided to the one end that the body is close to roof 12, strike roof 12 repeatedly, body 11 produces the impact force, pull out bearing 30 from the hole, this bearing extracting tool simple structure, raw and other materials easily gain, can effectively solve the technical problem of dismantling downthehole bearing difficulty among the prior art.
In order to facilitate the insertion of the connection portion into the bearing bore, chamfers 1131, 1141 are formed at ends of the clamping protrusions 113, 114 away from the top plate 12.
In general, the pull tube has a light weight, the generated impact is small, and in order to increase the impact of the impact, a weight rod 15 is fixedly connected to one side of the top plate 12 close to the pull tube 1, and the weight rod 15 is completely arranged in the hollow cavity 1 a.
In order to ensure the connection stability, the head of the pipe body 11 and the top plate 12 are fixed by welding; the weight rod 15 and the top plate 12 are fixed by welding.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a bearing dismounting tool, its characterized in that, includes trombone slide and sleeve, the trombone slide is including the inside body that has the cavity, the head fixedly connected with roof of body, the body is kept away from two breachs have been seted up along its length direction symmetry to the afterbody of roof, two the breach will two connecting portion of formation are cut apart to the afterbody of trombone slide, each the lateral wall of connecting portion is formed with the joint arch, the joint arch is close to the one end of roof is its joint end, arbitrary it is equipped with the nut to inlay on the lateral wall of connecting portion, nut female connection has the screw rod, the one end of screw rod stretches into the body in the cavity, the other end is located the body is outside, the sleeve is followed the length direction slidable cover of body is located the outside of body.
2. The bearing removal tool of claim 1, wherein a chamfer is formed at an end of the clamping protrusion remote from the top plate.
3. The bearing removal tool of claim 1, wherein a weight bar is fixedly attached to a side of the top plate adjacent to the pull tube, the weight bar being disposed entirely within the hollow cavity.
4. The bearing removal tool of any one of claims 1-3, wherein the head of the tubular body is secured to the top plate by welding.
5. The bearing removal tool of claim 3, wherein the weight bar is secured to the top plate by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921330510.XU CN211890658U (en) | 2019-08-16 | 2019-08-16 | Bearing dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921330510.XU CN211890658U (en) | 2019-08-16 | 2019-08-16 | Bearing dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211890658U true CN211890658U (en) | 2020-11-10 |
Family
ID=73285996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921330510.XU Active CN211890658U (en) | 2019-08-16 | 2019-08-16 | Bearing dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211890658U (en) |
-
2019
- 2019-08-16 CN CN201921330510.XU patent/CN211890658U/en active Active
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| GR01 | Patent grant |