CN206839934U - A kind of axial positioning structure - Google Patents
A kind of axial positioning structure Download PDFInfo
- Publication number
- CN206839934U CN206839934U CN201720570317.8U CN201720570317U CN206839934U CN 206839934 U CN206839934 U CN 206839934U CN 201720570317 U CN201720570317 U CN 201720570317U CN 206839934 U CN206839934 U CN 206839934U
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- China
- Prior art keywords
- steel ball
- hole
- axle
- inner sleeve
- stepped hole
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Abstract
The utility model discloses a kind of axial direction positioning device, including axle, inner sleeve, positioning ball, guide ring, locking steel ball, lock sleeve, spring and guide flange；Inner sleeve is assemblied on axle by key connection, by the conical surface extruding locking steel ball of lock sleeve, steel ball is extruded with axle, and big frictional force, the equipment of guide flange connection outside need positioning are obtained while producing immense pressure using linear contact lay.Whole device is simple to operate, and axial lock clamp force is big, and locked position is flexible, and axiality is high, suitable for being used in the equipment for need axially position.
Description
Technical field
Mechanical field is the utility model is related to, particularly a kind of locating flange.
Background technology
In many plant equipment, axle needs also to require constantly to change the position location of axle while precision is oriented to,
And require as far as possible compact on structure and installing space.Flange is existing not complete as a kind of common axial connecting part
The flange of above-mentioned requirements, and keeper, the guide for coordinating other standards are needed, cause to assemble difficulty in small space,
And overall structure is larger after assembling, positioning is complicated easily causes error to increase.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides a kind of axial positioning structure,
For solving that the axially directed and requirement of the position location of exchanging shaft technology can not be taken into account in small space in the prior art
Problem.
Technical scheme：To achieve the above object, the technical solution adopted in the utility model is：
A kind of axial positioning structure, including axle and supporting flange assembly, the flange assembly include guide flange, locking
Steel ball, lock sleeve, inner sleeve and guide ring；
The single order stepped hole penetrated vertically is provided with the guide flange, the guide flange passes through its step borehole jack
On axle, the small end of wherein stepped hole is adapted to axle；
The inner sleeve is to be provided with the tubular of the endoporus penetrated vertically, inner sleeve by its inner hole sleeve on axle and endoporus with
Axle is adapted to, and one end of inner sleeve is located on the step surface of the stepped hole of guide flange and interfixed with guide flange；The side of inner sleeve
The locking steel ball mounting hole of side wall is provided through on wall, the locking steel ball is arranged in locking steel ball mounting hole and locking steel
The diameter of pearl is more than the sidewall thickness of inner sleeve；
The lock sleeve is the tubular for being provided with the endoporus penetrated vertically, and lock sleeve endoporus one end is that outer imperial palace is small
Stepped hole, the other end of lock sleeve endoporus are the round platform hole expanded from inside to outside, and the frustum cone side of round platform hole is against locking steel ball
On；
The guide ring is the tubular for being provided with the single order stepped hole penetrated vertically, and affiliated guide ring passes through its stepped hole
It is enclosed on axle, the other end of the inner sleeve is located on the step surface of guide ring stepped hole, the internal diameter of the macropore of guide ring stepped hole
It is adapted to the external diameter of inner sleeve, the internal diameter of guide ring stepped hole aperture is adapted to axle；The guide ring interfixes with inner sleeve；It is oriented to
Spring, the nature of the spring are provided between the step surface of the end face of the macropore side of ring stepped hole and the stepped hole of lock sleeve
Length is more than the distance of both ends of the spring institute coupling part.
Further, in the utility model, the endoporus of the axle and inner sleeve passes through key connection.It can both be saved by key connection
Installing space is saved, can also be carried out circumferentially positioned.
Further, in the utility model, in lock sleeve side wall, wherein positioned at the big end of guide flange stepped hole
The part of inside and the guiding steel that lock sleeve side wall is provided through positioned at the part of the inside at the big end of guide ring stepped hole
The hole of bead, it is described to be oriented to the guiding steel ball for being provided with steel ball hole and being adapted to being oriented to steel ball hole.Inner sleeve, be oriented to steel ball, guide ring and
Guide flange, axially directed effect is served under precision-fit.
Beneficial effect：
Axial positioning structure provided by the utility model, using cleverly coordinating between part, before space-saving
Put realize it is axial position variable, circumferential locking and axially directed multiple functions, improve equipment precision and can
Operability causes functions of the equipments variation, suitable for being promoted the use of in the equipment for need axially position.
Brief description of the drawings
Fig. 1 is mechanism assembly schematic diagram of the present utility model；
Fig. 2 is optical axis of the present utility model and inner sleeve cooperation schematic diagram；
Fig. 3 is inner sleeve schematic diagram.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
It is oriented to as shown in figure 1, axle 1 needs to realize and needs mobile axial anchor point when necessary, one kind in Fig. 1
Axial positioning structure, above-mentioned function is realized using the cooperation of axle 1 and supporting flange assembly, wherein, the flange assembly includes
Guide flange 2, it is oriented to steel ball 3, locking steel ball 4, lock sleeve 5, inner sleeve 6, spring 7 and guide ring 8.
The single order stepped hole penetrated vertically is provided with the guide flange 2, the guide flange 2 passes through its stepped hole
It is enclosed on axle 1, wherein the small end of stepped hole is adapted to axle 1；Several connections vertically are provided with the ring flange of guide flange 2
Hole is connected to the similar device of such as pedestal for being directed to flange 2.
As shown in figure 3, the inner sleeve 6 is to be provided with the tubular of the endoporus penetrated vertically, inner sleeve 6 is existed by its inner hole sleeve
On axle 1 and endoporus is adapted to axle 1, as shown in Fig. 2 the axle 1 and the endoporus of inner sleeve 6, by semicircle key connection, it is circumferential fixed to play
The effect and connection of position occupy little space, and one end of inner sleeve 5 is located on the step surface of the stepped hole of guide flange 2 and with being oriented to method
Orchid 1 is interfixed by screw；The locking steel ball mounting hole of side wall, the locking steel ball 4 are provided through in the side wall of inner sleeve 6
The diameter for being arranged in locking steel ball mounting hole and locking steel ball 4 is more than the sidewall thickness of inner sleeve 6；
The lock sleeve 5 is the tubular for being provided with the endoporus penetrated vertically, and the endoporus one end of lock sleeve 5 is that outer imperial palace is small
Stepped hole, the other end of the endoporus of lock sleeve 5 is the round platform hole expanded from inside to outside, and the frustum cone side of round platform hole is against locking steel
On pearl 4；
The guide ring 8 is the tubular for being provided with the single order stepped hole penetrated vertically, and affiliated guide ring 8 passes through its step
Borehole jack is on axle 1, and the other end of the inner sleeve 6 is located on the step surface of the stepped hole of guide ring 8, the macropore of the stepped hole of guide ring 8
Internal diameter be adapted to the external diameter of inner sleeve 6, the internal diameter of the stepped hole aperture of guide ring 6 is adapted to axle 1；The guide ring 8 is logical with inner sleeve 6
Screw is crossed to interfix；Set between the step surface of the end face of the macropore side of the stepped hole of guide ring 8 and the stepped hole of lock sleeve 5
There is spring 7.
In order to further ensure axially position, in the side wall of lock sleeve 5, wherein positioned at the big end of the stepped hole of guide flange 2
Inside part and be provided through leading for the side wall of lock sleeve 5 positioned at the part of the inside at the big end of the stepped hole of guide ring 8
It is described to be oriented to the guiding steel ball 3 for being provided with steel ball hole and being adapted to being oriented to steel ball hole to steel ball hole.
In the device, other all parts are relevant with inner sleeve 6.Wherein, guide ring 8 and guide flange 2 are acted on and led
To on steel ball 3, lead further to steel ball 3 and act on axle 1, inner sleeve 6, be oriented to steel ball 3, guide ring 8 and the phase interworking of guide flange 2
Conjunction serves axially directed effect, keeps the concentricity with axle 1.Spring 7 is squeezed in small space, acts on lock sleeve
The conical surface extruding locking steel ball 4 of 5 round platform hole, makes locking steel ball 4 be extruded with axle 1, the same of immense pressure is produced using linear contact lay
When obtain big frictional force auxiliary locking, when needing to move, lock sleeve 5 is stirred to the side of spring 7 is pressed further by manually,
The conical surface of lock sleeve 5 unclamps locking steel ball 4, and flange assembly can move axially, and when being moved to specified location, unclamps lock sleeve
5, lock sleeve 5 is pushed back impaction state by holddown spring 7 automatically, easy to operate and realize that optional position positions.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (3)
- A kind of 1. axial positioning structure, it is characterised in that：Including axle (1) and supporting flange assembly, the flange assembly includes Guide flange (2), locking steel ball (4), lock sleeve (5), inner sleeve (6) and guide ring (8)；The single order stepped hole penetrated vertically is provided with the guide flange (2), the guide flange (2) passes through its stepped hole It is enclosed on axle (1), wherein the small end of stepped hole is adapted to axle (1)；The inner sleeve (6) is to be provided with the tubular of the endoporus penetrated vertically, inner sleeve (6) by its inner hole sleeve on axle (1) and Endoporus is adapted to axle (1), one end of inner sleeve (6) be located on the step surface of the stepped hole of guide flange (2) and with guide flange (2) Interfix；The locking steel ball mounting hole of side wall is provided through in the side wall of inner sleeve (6), the locking steel ball (4) is arranged at The diameter locked in steel ball mounting hole and lock steel ball (4) is more than the sidewall thickness of inner sleeve (6)；The lock sleeve (5) is the tubular for being provided with the endoporus penetrated vertically, and lock sleeve (5) endoporus one end is that outer imperial palace is small Stepped hole, the other end of lock sleeve (5) endoporus is the round platform hole expanded from inside to outside, and the frustum cone side of round platform hole is against locking On steel ball (4)；The guide ring (8) is the tubular for being provided with the single order stepped hole penetrated vertically, and affiliated guide ring (8) passes through its step On axle (1), the other end of the inner sleeve (6) is located on the step surface of guide ring (8) stepped hole borehole jack, guide ring (8) step The internal diameter of the macropore in hole is adapted to the external diameter of inner sleeve (6), and the internal diameter of guide ring (8) stepped hole aperture is adapted to axle (1)；It is described to lead Interfixed to ring (8) and inner sleeve (6)；The end face of the macropore side of guide ring (8) stepped hole and the stepped hole of lock sleeve (5) Spring (7) is provided between step surface, the natural length of the spring (7) is more than the distance of spring (7) both ends institute coupling part.
- 2. axial positioning structure according to claim 1, it is characterised in that：The axle (1) and the endoporus of inner sleeve (6) pass through Key connection.
- 3. axial positioning structure according to claim 1, it is characterised in that：In lock sleeve (5) side wall, led wherein being located at Part to the inside at the big end of flange (2) stepped hole and set positioned at the part of the inside at the big end of guide ring (8) stepped hole It is equipped with to be provided with the guiding steel ball hole of lock sleeve (5) side wall, the guiding steel ball hole and is led with what guiding steel ball hole was adapted to To steel ball (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570317.8U CN206839934U (en) | 2017-05-22 | 2017-05-22 | A kind of axial positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570317.8U CN206839934U (en) | 2017-05-22 | 2017-05-22 | A kind of axial positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206839934U true CN206839934U (en) | 2018-01-05 |
Family
ID=60796039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720570317.8U Active CN206839934U (en) | 2017-05-22 | 2017-05-22 | A kind of axial positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206839934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375058A (en) * | 2019-01-09 | 2019-10-25 | 合肥晞隆光电有限公司 | Retarder assembly method and center adjusting device |
-
2017
- 2017-05-22 CN CN201720570317.8U patent/CN206839934U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375058A (en) * | 2019-01-09 | 2019-10-25 | 合肥晞隆光电有限公司 | Retarder assembly method and center adjusting device |
| CN110375058B (en) * | 2019-01-09 | 2020-12-18 | 合肥晞隆光电有限公司 | Speed reducer assembling method and center adjusting device |
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