CN208764163U - Spline pair - Google Patents
Spline pair Download PDFInfo
- Publication number
- CN208764163U CN208764163U CN201821511344.9U CN201821511344U CN208764163U CN 208764163 U CN208764163 U CN 208764163U CN 201821511344 U CN201821511344 U CN 201821511344U CN 208764163 U CN208764163 U CN 208764163U
- Authority
- CN
- China
- Prior art keywords
- spline
- splined shaft
- telescopic component
- mounting hole
- spline housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000000515 tooth Anatomy 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a kind of spline pairs, are related to spline technical field, to alleviate the technical issues of splined shaft existing in the prior art is along own axes direction play.The spline pair includes splined shaft and spline housing；The spline tooth or spline of splined shaft offer mounting hole along the radial direction of splined shaft；Telescopic component is installed, telescopic component can be flexible along the axis direction of mounting hole in mounting hole；The spline or spline tooth of spline housing offer fixed hole along the radial direction of spline housing；In the assembled condition, fixed hole is protruded on the head of telescopic component for splined shaft and spline housing.The spline pair in transmission process, splined shaft will not play in the axial direction, reduce the vibration in transmission process, be driven more steady.
Description
Technical field
The utility model relates to spline technical fields, more particularly, to a kind of spline pair.
Background technique
In the prior art, spline connection is common connection type in mechanical equipment, is disassembled and installed all very easy.But
It is during spline is connected to transmission, splined shaft is not fixed in the axial direction with spline housing, and splined shaft can be along own axes
Direction play will cause unstable and mechanical equipment the vibration of transmission.
The information disclosed in the background technology section is intended only to deepen the understanding to the utility model general background technology,
And it is not construed as recognizing or implying in any form that the information constitutes the prior art known in those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of spline pairs, to alleviate splined shaft existing in the prior art along itself
The technical issues of axis direction play.
To solve the above problems, the utility model the following technical schemes are provided:
A kind of spline pair, including splined shaft and spline housing；
The spline tooth or spline of the splined shaft offer mounting hole along the radial direction of the splined shaft；The installation
Telescopic component is installed, the telescopic component can be flexible along the axis direction of the mounting hole in hole；
The spline or spline tooth of the spline housing offer fixed hole along the radial direction of the spline housing；
In the assembled condition, it is logical that the fixation is protruded on the head of the telescopic component for the splined shaft and the spline housing
Hole.
Further,
The splined shaft offers multiple mounting holes, and multiple mounting holes are uniformly distributed along the circumferential direction of the splined shaft,
And the telescopic component is mounted in each mounting hole；
The spline housing offers the fixed hole identical with the installation hole number, multiple fixed hole edges
The circumferential direction of the spline housing is uniformly distributed.
Further,
The telescopic component includes elastic component and fixed link；
The both ends of the elastic component are connected to the bottom surface of the mounting hole and the tail portion of the fixed link；
When the telescopic component in a free state, the fixed bar part stretches out the mounting hole.
Further,
The diameter of the fixed link is less than the spline tooth of the splined shaft or the width of spline.
Further,
After the telescopic component is compressed, the spline tooth or spline of the top surface of the fixed link and the spline pair are flat
Together.
Further,
The splined shaft has guide gear；The length that the front end of splined shaft described in the guidance teeth directional extends is greater than other flowers
Key teeth.
Further,
Multiple guide gears are distributed in the splined shaft along the circumferential direction of the splined shaft.
Further,
The mounting hole is opened in the guide gear.
Further,
The end of the spline housing is provided with alignment mark, axis direction and institute of the alignment mark along the spline housing
It is corresponding to state fixed hole.
Further,
The diameter of the fixed hole is gradually reduced from inside spline housing to the direction outside spline housing.
In conjunction with above technical scheme, the utility model bring beneficial effect is analyzed as follows:
The utility model provides a kind of spline pair, which includes splined shaft and spline housing；The spline tooth of splined shaft
Or spline offers mounting hole along the radial direction of splined shaft；Telescopic component is installed, telescopic component can be along peace in mounting hole
The axis direction for filling hole is flexible；The spline or spline tooth of spline housing offer fixed hole along the radial direction of spline housing；Flower
In the assembled condition, fixed hole is protruded on the head of telescopic component for key axis and spline housing.
The spline pair when in use, first pressing telescopic component, make the head of telescopic component and the spline tooth of splined shaft or
Spline is concordant, and splined shaft is then packed into spline housing, and the fixed hole of spline housing is goed deep on the head of telescoping mechanism, splined shaft and
Spline housing is fixed by telescopic component in the axial direction.The spline pair in transmission process, splined shaft will not play in the axial direction,
Reduce the vibration in transmission process, transmission is more steady, while alleviating the abrasion between splined shaft and spline housing, extends
The service life of spline pair.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Structure specifically noted by book, claims and attached drawing is achieved and obtained.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of spline pair provided by the embodiment of the utility model；
Fig. 2 is the front view of splined shaft provided by the embodiment of the utility model；
Fig. 3 is the cross-sectional view in the face A-A along Fig. 2.
Icon: 100- splined shaft；110- telescopic component；111- elastic component；112- fixed link；120- guide gear；200- flower
Key set；210- fixed hole；220- alignment mark.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment is described in detail with reference to the accompanying drawing:
A kind of spline pair is present embodiments provided, please with reference to Fig. 1 in Figure of description to Fig. 3.Fig. 1 is that this is practical new
The structural schematic diagram for the spline pair that type embodiment provides；Fig. 2 is facing for splined shaft 100 provided by the embodiment of the utility model
Figure；Fig. 3 is the cross-sectional view in the face A-A along Fig. 2.
As shown in Figure 1, the spline pair includes splined shaft 100 and spline housing 200.
The spline tooth or spline of splined shaft 100 offer mounting hole along the radial direction of splined shaft 100；Peace in mounting hole
Telescopic component 110 is filled, telescopic component 110 can be flexible along the axis direction of mounting hole；The spline or spline tooth of spline housing 200
Fixed hole 210 is offered along the radial direction of spline housing 200；Splined shaft 100 and spline housing 200 in the assembled condition, stretch
Fixed hole 210 is protruded on the head of component 110.
Spline pair as shown in Figure 1 is rectangular spline, but spline pair is not limited thereto system, and spline pair can also be gradually
Burst at the seams spline.
The spline pair when in use, presses telescopic component 110 first, makes the head of telescopic component 110 and splined shaft 100
Spline tooth or spline are concordant, splined shaft 100 are then packed into spline housing 200, spline housing 200 is goed deep on the head of telescoping mechanism
Fixed hole 210, splined shaft 100 and spline housing 200 are fixed by telescopic component 110 in the axial direction.The spline pair had been driven
Cheng Zhong, splined shaft 100 will not play in the axial direction, reduce the vibration in transmission process, be driven more steady, mitigate simultaneously
Abrasion between splined shaft 100 and spline housing 200, extends the service life of the spline pair.
In the optinal plan of the present embodiment, more preferably,
As shown in Figure 1, splined shaft 100 offers multiple mounting holes, multiple mounting holes are uniformly distributed along the circumferential direction of splined shaft 100,
And telescopic component 110 is mounted in each mounting hole；
Spline housing 200 offer with the identical fixed hole 210 of installation hole number, multiple fixed holes 210 are along spline housing
200 circumferential direction is uniformly distributed.
In the assembled condition, corresponding fixed hole 210 is protruded on the head of multiple telescopic components 110 to spline pair one by one.
Compared to one telescopic component 110, multiple telescopic components 110 are able to bear bigger axial force.Due to multiple telescopic components 110
Circumferential direction along splined shaft 100 is uniformly distributed, and then axial force is made to be uniformly distributed in the circumferential direction of splined shaft 100, and spline auxiliary driving is more
Add steady.
Fig. 1 shows splined shaft 100 and is circumferentially uniformly equipped with 4 telescopic components 110, and the fixation on spline housing 200 is logical
Hole 210 and telescopic component 110 correspond.The direction of splined shaft 100 can also uniformly install the telescopic component of other quantity
110, for example, 3,6 etc..
In the optinal plan of the present embodiment, more preferably,
As shown in figure 3, telescopic component 110 includes elastic component 111 and fixed link 112.
The both ends of elastic component 111 are connected to the bottom surface of mounting hole and the tail portion of fixed link 112；When telescopic component 110
In a free state, mounting hole is stretched out in 112 part of fixed link.
Elastic component 111 is preferably cylindrical spring, and can also be elastic slice, volute spring, rubber spring etc., other have elasticity
Component.
Under 111 free state of elastic component, mounting hole is stretched out in 112 part of fixed link, is partially located in mounting hole.In elasticity
Under 111 confined state of part, the top surface of fixed link 112 is concordant with the spline tooth of splined shaft 100 or spline.
Telescopic component 110 can also can be realized flexible for other and be capable of fixing splined shaft in addition to above structure form
100 and spline housing 200 structure type.For example, telescopic component 110 is the hydraulic stem that can be stretched.
In the optinal plan of the present embodiment, more preferably,
As depicted in figs. 1 and 2, the diameter of fixed link 112 is less than the spline tooth of splined shaft 100 or the width of spline.
If mounting hole is opened in spline tooth, and the diameter of fixed link 112 is greater than the width of spline tooth, then fixed link 112 is prominent
The side of spline tooth out hinders splined shaft 100 to be threaded onto spline housing 200.If mounting hole is opened in spline, and fixed link 112
Diameter be greater than spline width, then the side of spline tooth will appear interruptions, discontinuously, reduce what spline tooth was able to bear
Torque.
It can be concluded that, the diameter of fixed link 112 is less than the spline tooth of splined shaft 100 or the width of spline as described above
Degree, which can be avoided, hinders splined shaft 100 to be threaded onto spline housing 200, while guaranteeing the torque that spline tooth can bear.
In the optinal plan of the present embodiment, more preferably,
After telescopic component 110 is compressed, the top surface of fixed link 112 is concordant with the spline tooth of spline pair or spline.It keeps away
Exempting from telescopic component 110 interferes splined shaft 100 to be threaded onto spline housing 200, meanwhile, while splined shaft 100 is reduced to spline housing 200
To the abrasion of spline housing 200 during installing.
In the optinal plan of the present embodiment, more preferably,
As shown in Figure 1 to Figure 3, splined shaft 100 has guide gear 120；Guide gear 120 extends to the front end of splined shaft 100
Length be greater than other spline tooths.
Guide gear 120 on splined shaft 100 can quickly guide splined shaft 100 to be threaded onto spline housing 200.
In the optinal plan of the present embodiment, more preferably,
As shown in Figure 1, multiple guide gears 120 are distributed in splined shaft 100 along the circumferential direction of splined shaft 100.
It is shown in Fig. 1, the quantity of guide gear 120 is 4, but the quantity of guide gear 120 is without being limited thereto, can also be 6
It is a, 8 etc..
In the optinal plan of the present embodiment, more preferably,
As shown in Figure 1, mounting hole is opened in guide gear 120.That is, telescopic component 110 is installed on guide gear 120.
The quantity of guide gear 120 shown in Fig. 1 is equal with the quantity of telescopic component 110, but guide gear 120 and flexible
The quantity of component 110 can also be unequal.For example, the quantity of guide gear 120 is 6, the quantity of telescopic component 110 is 3.
In the optinal plan of the present embodiment, more preferably,
The end of spline housing 200 is provided with alignment mark 220, and alignment mark 220 is along the axis direction of spline housing 200 and solid
It is corresponding to determine through-hole 210.
The alignment mark 220 can be the lesser blind hole of diameter, for example, diameter is 2mm.The alignment mark 220 can be with
It is the groove along the axial direction of spline housing 200.The alignment mark 220 can also be other mark patterns.Meanwhile this is to fiducial mark
Note 220 can also smear chromatic colour, so that it is more eye-catching.
When the spline pair is assembled, guide gear 120 is aligned with alignment mark 220, then by splined shaft 100
Spline housing 200 is penetrated, the fixed hole 210 of the telescopic component 110 and spline housing 200 that prevent splined shaft 100 misplaces.
In the optinal plan of the present embodiment, more preferably,
The diameter of fixed hole 210 is gradually reduced from inside spline housing 200 to the direction outside spline housing 200.
At work, splined shaft 100 and spline housing 200 tell rotation to spline pair, because of centrifugal action, 110 meeting of telescopic component
Elongation.It is above structure by the diameter design of fixed hole 210, the extended length of telescopic component 110 can be limited, can be avoided
Telescopic component 110 is thrown out of from fixed hole 210, guarantees that telescopic component 110 fixes splined shaft 100 and spline pair always always
Axial direction.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features
It is equivalently replaced；And these are modified or replaceed, the utility model embodiment that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (10)
1. a kind of spline pair, which is characterized in that including splined shaft and spline housing；
The spline tooth or spline of the splined shaft offer mounting hole along the radial direction of the splined shaft；In the mounting hole
Telescopic component is installed, the telescopic component can be flexible along the axis direction of the mounting hole；
The spline or spline tooth of the spline housing offer fixed hole along the radial direction of the spline housing；
In the assembled condition, the fixed hole is protruded on the head of the telescopic component for the splined shaft and the spline housing.
2. spline pair according to claim 1, which is characterized in that the splined shaft offers multiple mounting holes, more
A mounting hole is uniformly distributed along the circumferential direction of the splined shaft, and is mounted on the telescopic component in each mounting hole；
The spline housing offers the fixed hole identical with the installation hole number, and multiple fixed holes are described in
The circumferential direction of spline housing is uniformly distributed.
3. spline pair according to claim 2, which is characterized in that the telescopic component includes elastic component and fixed link；
The both ends of the elastic component are connected to the bottom surface of the mounting hole and the tail portion of the fixed link；
When the telescopic component in a free state, the fixed bar part stretches out the mounting hole.
4. spline pair according to claim 3, which is characterized in that the diameter of the fixed link is less than the flower of the splined shaft
The width of key teeth or spline.
5. spline pair according to claim 4, which is characterized in that after the telescopic component is compressed, the fixed link
Top surface it is concordant with the spline tooth of the spline pair or spline.
6. spline pair according to claim 1, which is characterized in that the splined shaft has guide gear, the guidance teeth directional
The length that the front end of the splined shaft extends is greater than other spline tooths.
7. spline pair according to claim 6, which is characterized in that multiple guide gears are along the circumferential equal of the splined shaft
It is distributed in the splined shaft.
8. spline pair according to claim 7, which is characterized in that the mounting hole is opened in the guide gear.
9. spline pair according to claim 1, which is characterized in that the end of the spline housing is provided with alignment mark, institute
The axis direction that alignment mark is stated along the spline housing is corresponding with the fixed hole.
10. spline pair according to claim 1, which is characterized in that the diameter of the fixed hole inside the spline housing extremely
Direction outside spline housing is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821511344.9U CN208764163U (en) | 2018-09-14 | 2018-09-14 | Spline pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821511344.9U CN208764163U (en) | 2018-09-14 | 2018-09-14 | Spline pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208764163U true CN208764163U (en) | 2019-04-19 |
Family
ID=66135872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821511344.9U Expired - Fee Related CN208764163U (en) | 2018-09-14 | 2018-09-14 | Spline pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208764163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293359A (en) * | 2019-07-16 | 2019-10-01 | 芜湖乐维汽车装备设计有限公司 | A kind of welding tooling of auto parts and components |
| CN111728540A (en) * | 2020-07-06 | 2020-10-02 | 广州晒帝智能科技有限公司 | A steam mopping machine |
-
2018
- 2018-09-14 CN CN201821511344.9U patent/CN208764163U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293359A (en) * | 2019-07-16 | 2019-10-01 | 芜湖乐维汽车装备设计有限公司 | A kind of welding tooling of auto parts and components |
| CN111728540A (en) * | 2020-07-06 | 2020-10-02 | 广州晒帝智能科技有限公司 | A steam mopping machine |
| CN111728540B (en) * | 2020-07-06 | 2021-08-17 | 广州晒帝智能科技有限公司 | A steam mopping machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190419 |