CN206347019U - Compact structural flexible shaft component - Google Patents
Compact structural flexible shaft component Download PDFInfo
- Publication number
- CN206347019U CN206347019U CN201621346830.0U CN201621346830U CN206347019U CN 206347019 U CN206347019 U CN 206347019U CN 201621346830 U CN201621346830 U CN 201621346830U CN 206347019 U CN206347019 U CN 206347019U
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- Prior art keywords
- flexible
- axle
- bearing
- flexible shaft
- shaft core
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Abstract
The utility model is related to a kind of Compact structural flexible shaft component, including the shaft core for transmission and the axle sleeve being coated on the outside of the shaft core, the bearing for ensureing the smooth rotation of shaft core is fixedly installed between the shaft core and the axle sleeve, plane where the central axis of the shaft core is parallel with horizontal plane, the outer circumferential of the shaft core is provided with the bearing installation region for installing the bearing, the axle sleeve circumferential side wall is provided with for realizing that the flexible axle being fixedly connected between the axle sleeve and the shaft core rivets region, it is overlapping that the projection of the bearing installation region in the horizontal plane rivets the projection of region in the horizontal plane with the flexible axle.Flexible shaft component of the present utility model is more compact than existing structure, the length of hose coupling is shorter, fully ensure that larger bending radius, make flexible axle bending more smooth, to greatest extent on reduce the risk of breakage of hose coupling and flexible pipe calmodulin binding domain CaM in flexible shaft component.
Description
Technical field
The utility model is related to a kind of flexible axle, more particularly to a kind of Compact structural flexible shaft component, belongs to drive technology neck
Domain.
Background technology
Flexible axle is a kind of flexible power transmission shaft, is formed by multilayer steel wire wound, for transmitting rotation and torque, is generally made
For some hard axle can not be realized or cost is higher occasions, such as transmission is not on straight line or is driven distant or some punchings
Hit the occasion of concussion.
Flexible axle length common at present is general between 2 ~ 5 meters, and its connected mode is more directly perceived, one end connection of flexible axle
Power source（That is motor）, and the other end of flexible axle connects load torque, flexible axle can pass to the rotation and torque of motor
Load, so as to complete the task of setting.
In order to realize reliable transmission and the safe operation of flexible axle, in flexible shaft component general at present, meeting on the outside of flexible axle
The flexible pipe of corresponding length is equipped with, is provided between flexible pipe and flexible axle for installing fixed joint.And in order to further protect
The smooth rotation of shaft core is demonstrate,proved, bearing can be also installed between joint and shaft core.
In flexible axle in actual use, due to factors, flexible shaft component such as the frequent bendings and vibrations friction of flexible axle
The calmodulin binding domain CaM of middle hose coupling and flexible pipe is easy to be broken.And the occurrence frequency of this breakage problem is mostly and flexible pipe
The length of joint is directly proportional, because the length of hose coupling is longer, is just more difficult to ensure that this link position keeps larger bending half
Footpath, the bending amplitude for also allowing for this link position is larger, so as to considerably increase the possibility of fracture.
In summary, a kind of compact conformation how is provided, bending is smooth, can be effectively prevented from hose coupling and flexible pipe knot
The flexible shaft component that region is broken is closed, just becomes those skilled in the art's urgent problem to be solved.
Utility model content
In view of prior art has drawbacks described above, the purpose of this utility model is to propose a kind of Compact structural flexible axle group
Part.
The purpose of this utility model, will be achieved by the following technical programs：
A kind of Compact structural flexible shaft component, including shaft core for transmission and the axle that is coated on the outside of the shaft core
Set, is fixedly installed the bearing for ensureing the smooth rotation of shaft core, the center of the shaft core between the shaft core and the axle sleeve
Plane where axis is parallel with horizontal plane, and the bearing that the outer circumferential of the shaft core is provided with for installing the bearing is pacified
Region is filled, the axle sleeve circumferential side wall is provided with for realizing the flexible axle being fixedly connected between the axle sleeve and shaft core riveting
Region, it is overlapping that the projection of the bearing installation region in the horizontal plane rivets the projection of region in the horizontal plane with the flexible axle.
Preferably, the shaft core includes the flexible axle for being used to realize Flexible Transmission, and is arranged at the two ends of the flexible axle, uses
Opened in realizing on the flexible shaft end that connects between the flexible axle and power source or load, the axial direction of described flexible shaft end one end
Provided with for realizing its link slot being connected with the flexible axle, one end of the flexible axle insert in the link slot and with institute
State flexible shaft end drive connection；
The bearing installation region is located at the outer circumferential that the flexible shaft end offers described link slot one end.
Preferably, the flexible shaft end is threadedly coupled by the link slot and the flexible axle or interference is connected.
Preferably, the axle sleeve is coated on the flexible axle outer circumferential, the flexible pipe shielded, and cladding
In the flexible shaft end and the flexible axle link position outer circumferential, connection function hose coupling, the flexible axle with it is described
There is the gap for being used for ensureing the smooth rotation of the flexible axle between flexible pipe.
Preferably, one end of the hose coupling is coated on the outer circumferential of the bearing and wraps the bearing completely
Cover, the other end is coated on the outer circumferential of the flexible pipe port position；
The flexible axle riveting region is located on the hose coupling, close to the middle section position for coating described bearing one end.
Preferably, the outer circumferential of the bearing is also arranged with for avoiding its lining with the hose coupling direct friction
Set.
Preferably, in addition to for preventing the bearing from departing from region between the hose coupling and the flexible shaft end
Bearing position-limit mechanism, the bearing position-limit mechanism includes hole clip and axle clip, the hole clip and the axle card
Hoop is engaged realization to the spacing of the bearing.
Preferably, the hose coupling is offered on the circumferential madial wall of the flexible shaft end side for fixing institute
The hole fixing groove of hole clip is stated, the hole is embedded with clip to be fixed in the hole fixing groove.
Preferably, the axial restraint for fixing the axle clip is offered on the outer circumferential wall of the flexible shaft end
Groove, the axle is embedded with clip to be fixed in the axial restraint groove.
Prominent effect of the present utility model is：Flexible shaft component of the present utility model is more compact than existing structure, flexible pipe
The length of joint is shorter, fully ensure that larger bending radius, makes flexible axle bending more smooth, upper to greatest extent to drop
The risk of breakage of hose coupling and flexible pipe calmodulin binding domain CaM in low flexible shaft component.Simultaneously as the utility model flexible compact, logical
It is high with property, therefore can be widely applied in a variety of plant equipment, with very strong practicality.
Just accompanying drawing in conjunction with the embodiments, is described in further detail to embodiment of the present utility model below, so that this
Utility model technical scheme is more readily understood, grasped.
Brief description of the drawings
Fig. 1 is the cross-sectional view of prior art；
Fig. 2 is cross-sectional view of the present utility model；
Wherein：11st, flexible axle；12nd, flexible shaft end；13rd, link slot；21st, flexible pipe；22nd, hose coupling；31st, bearing；32nd, serve as a contrast
Set；41st, hole clip；42nd, axle clip；51st, bearing installation region；52nd, flexible axle riveting region.
Embodiment
The utility model discloses a kind of Compact structural flexible shaft component.
As illustrated, a kind of Compact structural flexible shaft component, including shaft core for transmission and it is coated on the shaft core
The axle sleeve in outside, is fixedly installed the bearing 31 for ensureing the smooth rotation of shaft core between the shaft core and the axle sleeve, described
Plane where the central axis of shaft core is parallel with horizontal plane, and the outer circumferential of the shaft core is provided with for installing the axle
Hold 31 bearing installation region 51, the axle sleeve circumferential side wall is provided with fixed for realizing between the axle sleeve and the shaft core
The flexible axle riveting region 52 of connection, the projection of the bearing installation region 51 in the horizontal plane exists with flexible axle riveting region 52
Projection on horizontal plane is overlapping.
The shaft core includes the flexible axle 11 for being used to realize Flexible Transmission, and is arranged at the two ends of the flexible axle 11, is used for
Realize the flexible shaft end 12 connected between the flexible axle 11 and power source or load, the axial direction of described one end of flexible shaft end 12
On offer for realizing its link slot 13 being connected with the flexible axle 11, the link slot is inserted in one end of the flexible axle 11
It is connected in 13 and with the flexible shaft end 12.
The bearing installation region 51 is located at the outer circumferential that the flexible shaft end 12 offers described one end of link slot 13.
The flexible shaft end 12 is threadedly coupled by the link slot 13 with the flexible axle 11 or interference is connected.In this implementation
In example, in order to ensure that the rotation of the flexible axle 11 is not influenceed by link position, the flexible axle 11 and the mistake of flexible shaft end 12
It is full of connection.
Outer circumferential that the axle sleeve is coated on the flexible axle 11, the flexible pipe 21 shielded, and be coated on
The flexible shaft end 12 and the link position outer circumferential of flexible axle 11, the hose coupling 22 of a connection function, the flexible pipe 21
Internal diameter be more than the flexible axle 11 external diameter, between the flexible axle 11 and the flexible pipe 21 exist be used for ensure that the flexible axle 11 is suitable
The gap freely rotated.
One end of the hose coupling 22 is coated on the outer circumferential of the bearing 31 and wraps the bearing 31 completely
Cover, the other end is coated on the outer circumferential of the port position of flexible pipe 21.
The flexible axle riveting region 52 is located on the hose coupling 22, close to the middle section for coating described one end of bearing 31
Put.
The outer circumferential of the bearing 31 is also arranged with for avoiding its bushing with the direct friction of hose coupling 22
32.Specifically, the bushing 32 is arranged the middle section position with the outer circumferential of bearing 31.Such structure setting can either
The abrasion of the bearing 31 is avoided, also the component for the later stage is safeguarded and replacing is provided convenience.
The utility model also includes being used to prevent the bearing 31 from departing from the hose coupling 22 and the flexible shaft end 12
Between region bearing position-limit mechanism, the bearing position-limit mechanism includes hole clip 41 and axle clip 42, and the hole is blocked
Hoop 41 is engaged realization with the axle clip 42 to the spacing of the bearing 31.
The hose coupling 22 is offered on the circumferential madial wall of the side of flexible shaft end 12 for fixed described
The hole fixing groove of hole clip 41, the hole clip 41, which is embedded, to be fixed in the hole fixing groove.
The axial restraint groove for fixing the axle clip 42 is offered on the outer circumferential wall of the flexible shaft end 12,
The axle clip 42, which is embedded, to be fixed in the axial restraint groove.
By above-mentioned technical characteristic it is known that compared with prior art, the mostly important technology point of the utility model exists
In the bearing installation region 51 and flexible axle riveting region 52 have been carried out into overlapping integration to a certain extent, so as to reach
The length of the shortening hose coupling 22, the effect for reducing the overall specification of flexible shaft component.At the same time, of the present utility model
It should also be appreciated that a problem in assembling process, i.e., in order to ensure the bearing 31 will not be because of the stress in flexible axle riveting process
There is the situation of damaged deformation, in assembling process of the present utility model, should first carry out between the hose coupling 22 and shaft core
Riveting and reserve the installing space of the bearing 31 in the process, then the bearing 31 is filled in into the installing space
It is interior.
In above-mentioned assembling process, the size of rivet force can directly affect the big of the installing space in flexible axle riveting process
Selection specification small, so as to determine the bearing 31, therefore the size of rivet force should regard specific raw in flexible axle riveting process
Production is required to further determine that, illustrated hereby.
In addition, the combination of the utility model miscellaneous part and erection sequence are same as the prior art, do not do herein
Repeat.
Flexible shaft component of the present utility model is more compact than existing structure, and the entire length h of hose coupling is normal by present
The 163mm seen shorten to 98mm, fully ensure that larger bending radius, makes flexible axle bending more smooth, maximum limit
The risk of breakage of hose coupling and flexible pipe calmodulin binding domain CaM in flexible shaft component is reduced on degree.Simultaneously as the utility model is flexible
Compact, versatility is high, therefore can be widely applied in a variety of plant equipment, with very strong practicality.
Specifically, in the prior art, the mode that hose coupling is typically all connected through a screw thread by two parts is combined
Form, and in the technical solution of the utility model, hose coupling is the individual part of integral type.Such set-up mode is not only
It can be simplified the overall structure of flexible shaft component, additionally it is possible to reduce the specification of the bearing matched with the hose coupling,
So that flexible axle riveting region and the installation region of bearing overlap, so as to further reduce the whole of the utility model link position
Body size, allows structure of the present utility model to become more flexible compact.
In summary, the utility model compact conformation, excellent effect, service life is long, using and promoting with very high
Value.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit and essential characteristics of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model, any reference in claim should not be considered as into limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (9)
1. a kind of Compact structural flexible shaft component, including shaft core for transmission and the axle sleeve that is coated on the outside of the shaft core,
The bearing for ensureing the smooth rotation of shaft core is fixedly installed between the shaft core and the axle sleeve（31）, the center of the shaft core
Plane where axis is parallel with horizontal plane, it is characterised in that：The outer circumferential of the shaft core is provided with described for installing
Bearing（31）Bearing installation region（51）, the axle sleeve circumferential side wall be provided with for realize the axle sleeve and the shaft core it
Between be fixedly connected flexible axle riveting region（52）, the bearing installation region（51）Projection in the horizontal plane and the flexible axle riveting
Connect region（52）Projection in the horizontal plane is overlapping.
2. Compact structural flexible shaft component according to claim 1, it is characterised in that：The shaft core includes soft for realizing
Property transmission flexible axle（11）, and it is arranged at the flexible axle（11）Two ends, for realizing the flexible axle（11）With power source or
The flexible shaft end connected between load（12）, the flexible shaft end（12）Offered on the axial direction of one end for realize its with
The flexible axle（11）The link slot being connected（13）, the flexible axle（11）One end insert the link slot（13）It is interior and with institute
State flexible shaft end（12）Drive connection；
The bearing installation region（51）Positioned at the flexible shaft end（12）Offer the link slot（13）The week of one end is outwards
Side.
3. Compact structural flexible shaft component according to claim 2, it is characterised in that：The flexible shaft end（12）By institute
State link slot（13）With the flexible axle（11）Threaded connection or interference connection.
4. Compact structural flexible shaft component according to claim 2, it is characterised in that：The axle sleeve is coated on described
Flexible axle（11）Outer circumferential, the flexible pipe that shields（21）, and it is coated on the flexible shaft end（12）With the flexible axle
（11）Link position outer circumferential, the hose coupling for playing connection function（22）, the flexible axle（11）With the flexible pipe（21）Between
In the presence of for ensureing the flexible axle（11）The gap of smooth rotation.
5. Compact structural flexible shaft component according to claim 4, it is characterised in that：The hose coupling（22）One end
It is coated on the bearing（31）Outer circumferential and by the bearing（31）Coat completely, the other end is coated on the flexible pipe
（21）The outer circumferential of port position；
The flexible axle rivets region（52）Positioned at the hose coupling（22）It is upper, close to coat the bearing（31）The stage casing of one end
Position.
6. Compact structural flexible shaft component according to claim 4, it is characterised in that：The bearing（31）Outer circumferential
Also it is arranged with for avoiding itself and the hose coupling（22）The bushing of direct friction（32）.
7. Compact structural flexible shaft component according to claim 5, it is characterised in that：Also include being used to prevent the bearing
（31）Depart from the hose coupling（22）With the flexible shaft end（12）Between region bearing position-limit mechanism, the bearing is spacing
Mechanism includes hole clip（41）And axle clip（42）, the hole clip（41）With the axle clip（42）It is engaged reality
Now to the bearing（31）It is spacing.
8. Compact structural flexible shaft component according to claim 7, it is characterised in that：The hose coupling（22）Close to institute
State flexible shaft end（12）Offered on the circumferential madial wall of side for fixing the hole clip（41）Hole fixing groove, institute
State hole clip（41）It is embedded and is fixed in the hole fixing groove.
9. Compact structural flexible shaft component according to claim 7, it is characterised in that：The flexible shaft end（12）Circumference
Offered on lateral wall for fixing the axle clip（42）Axial restraint groove, the axle clip（42）It is embedded and is fixed on
In the axial restraint groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346830.0U CN206347019U (en) | 2016-12-09 | 2016-12-09 | Compact structural flexible shaft component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346830.0U CN206347019U (en) | 2016-12-09 | 2016-12-09 | Compact structural flexible shaft component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206347019U true CN206347019U (en) | 2017-07-21 |
Family
ID=59318457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621346830.0U Active CN206347019U (en) | 2016-12-09 | 2016-12-09 | Compact structural flexible shaft component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206347019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763115A (en) * | 2016-12-09 | 2017-05-31 | 舒能（苏州）工业技术有限公司 | Compact structural flexible shaft component |
-
2016
- 2016-12-09 CN CN201621346830.0U patent/CN206347019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763115A (en) * | 2016-12-09 | 2017-05-31 | 舒能（苏州）工业技术有限公司 | Compact structural flexible shaft component |
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| GR01 | Patent grant |