CN206929240U - The axle and axle sleeve structure of a kind of anti-dropout - Google Patents
The axle and axle sleeve structure of a kind of anti-dropout Download PDFInfo
- Publication number
- CN206929240U CN206929240U CN201720684306.2U CN201720684306U CN206929240U CN 206929240 U CN206929240 U CN 206929240U CN 201720684306 U CN201720684306 U CN 201720684306U CN 206929240 U CN206929240 U CN 206929240U
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- steel ball
- axle
- axle sleeve
- steel
- ball track
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Abstract
The utility model discloses a kind of axle of anti-dropout and axle sleeve structure, including axle and axle sleeve, described axle is connected with axle sleeve, described axle sleeve is cylinder-like structure, inside offers the axis hole being engaged with axle, also include some steel balls, the outer wall of described axle, which is got on the bus, the first steel ball track, the inwall of described axle sleeve, which is got on the bus, the second steel ball track, when axle and axle sleeve coordinate and the first steel ball track overlaps with the second steel ball track, the first described steel ball track forms steel bead groove with the second steel ball track, steel ball, which is further opened with, on described axle sleeve is put into hole, described steel ball is put into hole and is connected with the second steel ball track, described some steel balls fill steel bead groove after being put into hole from steel ball, and coordinate with steel bead groove.A kind of axle of anti-dropout of the utility model and axle sleeve structure are rational in infrastructure, it is not necessary to which it is spacing to carry out to knock in big envelope, the occasion available for axle and the non-precision limit of axle sleeve, it can also be used to axle and axle sleeve low speed small angle rotation occasion, it is versatile, and it is easy for installation.
Description
【Technical field】
The technical field of axle and axle sleeve structure is the utility model is related to, more particularly to a kind of axle of anti-dropout and axle sleeve knot
Structure.
【Background technology】
Axle and axle sleeve are the structures commonly used in mechanical structure, and often wanting to reach the spacing of axle can get on the bus on axle with axle sleeve
The various steps being engaged, to limit the axial movement of axle, axle is limited with also to knock in the big envelope of interference after axle sleeve cooperation
Position.This axle is complicated with axle sleeve mounting structure, and accurate positioning is needed in ride rank, and manufacture is complicated, installation trouble, and due to its essence
Close is spacing, causes the occasion for not being suitable for axle and axle sleeve low speed small angle rotation, and versatility is relatively low.Asked to solve the above
Topic, realizes the axial limiting of axle, while realizes fast and convenient installation, meets that axle is applied to the field of low speed small angle rotation with axle sleeve
Close, strengthen the versatility of axle and axle sleeve, it is necessary to propose the axle and axle sleeve structure of a kind of anti-dropout.
【Utility model content】
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of axle of anti-dropout and axle sleeve knot
Structure, it aims to solve the problem that prior art axis is complicated with axle sleeve structure, the technical problem that installation is troublesome and versatility is relatively low.
To achieve the above object, the utility model proposes a kind of axle of anti-dropout and axle sleeve structure, including axle and axle sleeve,
Described axle is connected with axle sleeve, and described axle sleeve is cylinder-like structure, and inside offers the axis hole being engaged with axle, also wraps
Some steel balls are included, the outer wall of described axle, which is got on the bus, the first steel ball track, and the inwall of described axle sleeve, which is got on the bus, the second steel ball rail
Mark, when axle and axle sleeve coordinate and the first steel ball track overlaps with the second steel ball track, described the first steel ball track and second
Steel ball track forms steel bead groove, and being further opened with steel ball on described axle sleeve is put into hole, and described steel ball is put into hole and the second steel ball
Track is connected, and described some steel balls fill steel bead groove after being put into hole from steel ball, and coordinate with steel bead groove.
Preferably, also including plastic dust lid, described plastic dust lid is arranged on the porch that steel ball is put into hole.
Preferably, 1~3 circle seal convexity, described plastics are provided with the bottom outer wall of described plastic dust lid
Dust cap is put into hole tightening seal with steel ball by seal convexity and is connected.
Preferably, described the first steel ball track and the second steel ball track is the isometrical semicircle slot structure of coaxial line,
The first described steel ball track and the center overlapping of axles of the central shaft of the second steel ball track and axle and axle sleeve.
Preferably, the diameter for the steel bead groove that the first described steel ball track is formed with the second steel ball track is slightly larger than steel ball
Diameter.
Preferably, described steel ball is put into, hole is vertical with the axis of axis hole, and the aperture that described steel ball is put into hole is bigger
In the diameter of steel ball.
The beneficial effects of the utility model：Compared with prior art, a kind of axle of anti-dropout provided by the utility model with
Axle sleeve structure, it is simple and reasonable, using the first steel ball track is opened up on axle, the knot of the second steel ball track is opened up on axle sleeve
Structure designs, and when the first steel ball track overlaps with the second steel ball track, is formed the steel bead groove that can be engaged with steel ball, this
When, it is put into from steel ball and steel ball is put into hole can reaches axle and the spacing purpose of axle sleeve by steel ball, is finally put into hole in steel ball
Upper installation plastic dust lid, prevents the particulate matters such as dust from entering steel bead groove, available for the occasion of axle and the non-precision limit of axle sleeve,
Axle and axle sleeve low speed small angle rotation occasion are can also be used for, it is versatile, it is easy for installation, solve traditional axle and tied with axle sleeve installation
Structure is complicated, needs accurate positioning, manufacture and installation trouble in ride rank, and spacing due to precision, causes not being suitable for axle
With the occasion of axle sleeve low speed small angle rotation, the problem of versatility is relatively low.
Feature and advantage of the present utility model will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of axle of anti-dropout of the utility model embodiment and the explosive view of axle sleeve structure；
Fig. 2 is the structural representation of the axle of the utility model embodiment；
Fig. 3 is the front view of the axle sleeve of the utility model embodiment；
Fig. 4 be in Fig. 3 B to sectional view；
Fig. 5 is the structural representation of the plastic dust lid of the utility model embodiment.
In figure：1- axles, the first steel balls of 11- track, 2- axle sleeves, the second steel balls of 21- track, 22- steel balls are put into hole, 3- steel
Pearl, 4- plastic dusts lid, 41- seal convexities.
【Embodiment】
To make the purpose of this utility model, technical scheme and advantage of greater clarity, below by drawings and Examples,
The utility model is further elaborated.However, it should be understood that specific embodiment described herein is only solving
The utility model is released, is not limited to the scope of the utility model.In addition, in the following description, eliminate to known features
With the description of technology, to avoid unnecessarily obscuring concept of the present utility model.
Refering to Fig. 1 to Fig. 5, the utility model embodiment provides a kind of axle and axle sleeve structure of anti-dropout, including axle 1 and axle
Set 2, described axle 1 is connected with axle sleeve 2, and described axle sleeve 2 is cylinder-like structure, and inside offers what is be engaged with axle 1
Axis hole 20, in addition to some steel balls 3, the outer wall of described axle 1, which is got on the bus, the first steel ball track 11, the inwall of described axle sleeve 2
Getting on the bus has the second steel ball track 21, when axle 1 coordinates with axle sleeve 2 and the first steel ball track 11 is overlapped with the second steel ball track 21,
The first described steel ball track 11 and the second steel ball track 21 form steel bead groove, and being further opened with steel ball on described axle sleeve 2 is put into
Hole 22, described steel ball are put into hole 22 and are connected with the second steel ball track 21, and described some steel balls 3 are after steel ball is put into hole 22
Steel bead groove is filled, and is coordinated with steel bead groove.
Further, in addition to plastic dust lid 4, described plastic dust lid 4 are arranged on the entrance that steel ball is put into hole 22
Locate, 1~3 circle seal convexity 41 is provided with the bottom outer wall of described plastic dust lid 4, described plastic dust lid 4 passes through
Seal convexity 41 is put into the tightening seal of hole 22 with steel ball and is connected.
In the utility model embodiment, the bottom of plastic dust lid 4 is in circular cone structure, under the area of upper surface is more than
The area of end face, the area of lower surface are less than the cross-sectional area that steel ball is put into hole 22, convenient installation, the upper end of plastic dust lid 4
Flange is provided with, convenient dismounting, is advantageous to change steel ball 3.
Further, the first described steel ball track 11 and the second steel ball track 21 are the isometrical half slot knot of coaxial line
The center overlapping of axles of the central shaft of structure, the first described steel ball track 11 and the second steel ball track 21 and axle 1 and axle sleeve 2, it is described
The first steel ball track 11 and the second steel ball track 21 formed steel bead groove diameter be slightly larger than steel ball 3 diameter.
Further, described steel ball is put into that hole 22 is vertical with the axis of axis hole 20, and described steel ball is put into hole 22
Aperture is slightly larger than the diameter of steel ball 3.
In the utility model embodiment, the diameter and steel ball of steel bead groove are put into the aperture in hole 22 slightly larger than steel ball 3
Diameter, facilitate steel ball 3 to roll, fill steel bead groove automatically, due to gap be present between steel ball 3 and steel bead groove, available for axle and axle
The occasion of the non-precision limit of set, it can also be used to axle and axle sleeve low speed small angle rotation occasion, strong applicability.
The axle and axle sleeve structure of a kind of anti-dropout of the utility model, it is simple and reasonable, using opening up the first steel on axle 1
Pearl track 11, the structure design of the second steel ball track 21 is opened up on axle sleeve 2, when the first steel ball track 11 and the second steel ball track
21 when overlapping, and is formed the steel bead groove that can be engaged with steel ball 3, now, is put into from steel ball in hole 22 and is put into steel ball 3 and can lead to
Cross steel ball 3 and reach axle 1 and the spacing purpose of axle sleeve 2, be finally put into steel ball on hole 22 and plastic dust lid 4 is installed, prevent dust
Enter steel bead groove Deng particulate matter, the occasion available for axle and the non-precision limit of axle sleeve, it can also be used to axle and the small angle of axle sleeve low speed
Degree rotation occasion, it is versatile, it is easy for installation.The axle and axle sleeve structure of a kind of anti-dropout of the utility model, solve traditional axle
It is complicated with axle sleeve mounting structure, need accurate positioning, manufacture and installation trouble in ride rank, and it is spacing due to precision, lead
Not the problem of cause is not suitable for the occasion of axle and axle sleeve low speed small angle rotation, and versatility is relatively low.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modification, equivalent substitution or improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. the axle and axle sleeve structure of a kind of anti-dropout, including axle (1) and axle sleeve (2), described axle (1) coordinates with axle sleeve (2) and connected
Connect, described axle sleeve (2) is cylinder-like structure, and inside offers the axis hole (20) being engaged with axle (1), it is characterised in that：Also
Including some steel balls (3), the outer wall of described axle (1), which is got on the bus, the first steel ball track (11), on the inwall of described axle sleeve (2)
Car has the second steel ball track (21), and when axle (1) and axle sleeve (2) coordinates and the first steel ball track (11) and the second steel ball track (21)
During coincidence, the first described steel ball track (11) forms steel bead groove with the second steel ball track (21), and described axle sleeve is also opened on (2)
Hole (22) is put into provided with steel ball, described steel ball is put into hole (22) and is connected with the second steel ball track (21), described some steel
Pearl (3) is put into hole (22) from steel ball and fills steel bead groove afterwards, and coordinates with steel bead groove.
2. the axle and axle sleeve structure of a kind of anti-dropout as claimed in claim 1, it is characterised in that：Also include plastic dust lid
(4), described plastic dust lid (4) is arranged on the porch that steel ball is put into hole (22).
3. the axle and axle sleeve structure of a kind of anti-dropout as claimed in claim 2, it is characterised in that：Described plastic dust lid
(4) be provided with bottom outer wall 1~3 circle seal convexity (41), described plastic dust lid (4) by seal convexity (41) with
Steel ball is put into the connection of hole (22) tightening seal.
4. the axle and axle sleeve structure of a kind of anti-dropout as claimed in claim 1, it is characterised in that：The first described steel ball track
(11) and the second steel ball track (21) is the isometrical semicircle slot structure of coaxial line, the first described steel ball track (11) and second
The center overlapping of axles of the central shaft of steel ball track (21) and axle (1) and axle sleeve (2).
5. the axle and axle sleeve structure of a kind of anti-dropout as claimed in claim 1, it is characterised in that：The first described steel ball track
(11) diameter of the steel bead groove formed with the second steel ball track (21) is slightly larger than the diameter of steel ball (3).
6. the axle and axle sleeve structure of a kind of anti-dropout as claimed in claim 1, it is characterised in that：Described steel ball is put into hole
(22) vertical with the axis of axis hole (20), described steel ball is put into the diameter of the aperture slightly larger than steel ball (3) in hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720684306.2U CN206929240U (en) | 2017-06-13 | 2017-06-13 | The axle and axle sleeve structure of a kind of anti-dropout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720684306.2U CN206929240U (en) | 2017-06-13 | 2017-06-13 | The axle and axle sleeve structure of a kind of anti-dropout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929240U true CN206929240U (en) | 2018-01-26 |
Family
ID=61345241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720684306.2U Active CN206929240U (en) | 2017-06-13 | 2017-06-13 | The axle and axle sleeve structure of a kind of anti-dropout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206929240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202075A (en) * | 2017-06-13 | 2017-09-26 | 意欧斯智能科技股份有限公司 | The axle and axle sleeve structure of a kind of anti-dropout |
| CN110027641A (en) * | 2019-04-22 | 2019-07-19 | 中山安信通机器人制造有限公司 | A kind of anti-loose method for maintaining of crawler belt |
-
2017
- 2017-06-13 CN CN201720684306.2U patent/CN206929240U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202075A (en) * | 2017-06-13 | 2017-09-26 | 意欧斯智能科技股份有限公司 | The axle and axle sleeve structure of a kind of anti-dropout |
| CN110027641A (en) * | 2019-04-22 | 2019-07-19 | 中山安信通机器人制造有限公司 | A kind of anti-loose method for maintaining of crawler belt |
| CN110027641B (en) * | 2019-04-22 | 2020-07-10 | 中山安信通机器人制造有限公司 | Anti-loosening maintenance method for crawler belt |
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