CN208040987U - A kind of axial expansion type shaft coupling - Google Patents
A kind of axial expansion type shaft coupling Download PDFInfo
- Publication number
- CN208040987U CN208040987U CN201820540920.6U CN201820540920U CN208040987U CN 208040987 U CN208040987 U CN 208040987U CN 201820540920 U CN201820540920 U CN 201820540920U CN 208040987 U CN208040987 U CN 208040987U
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- CN
- China
- Prior art keywords
- shaft
- driving
- slot
- threaded hole
- main shaft
- 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
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Abstract
The utility model is related to shaft coupling technical fields, and disclose a kind of axial expansion type shaft coupling, including driving shaft, the inside of the driving shaft offers main shaft rod aperture, the inside of the driving shaft offers main shaft flat key slot, the inside of the driving shaft offers slot, the inside of the driving shaft offers card key threaded hole, the inside of the driving shaft offers axis threaded hole, the inside of the card key threaded hole and axis threaded hole is connected with base rice screw, and cushion is installed on the right side of the driving shaft.The axial expansion type shaft coupling, the inside of slot is plugged in by driving column, since driving column is fixedly connected on driven shaft, it is possible thereby to adjust the distance between driving shaft and driven shaft, due to being installed with cushion on the right side of driving shaft, under driving shaft rotation situation, cushion drives driving column to make driven shaft rotate, and still can be worked normally to make its shaft coupling be adjusted under random length.
Description
Technical field
The utility model is related to shaft coupling technical field, specially a kind of axial expansion type shaft coupling.
Background technology
Shaft coupling refers to two axis of connection or axis and revolving meber, is turned round together in transmitting movement and dynamic process, normal
In the case of a kind of device for not disengaging, be also used for preventing coupled parts from bearing excessive load as a kind of safety device sometimes
Lotus plays the role of overload protection, and shaft coupling is mainly made of two parts, is attached respectively with driving shaft and driven shaft,
General engine is mostly connected by means of shaft coupling with working machine from real process.
Shaft coupling makes part very common in mechanical structure, there is not interchangeable important function, still, current connection
Axis device is all regular length, therefore only adapts to a kind of length, since inconvenience is into length adjustment, to when main shaft or countershaft compared with
When long, shaft coupling cannot improve the connection volume to main shaft or countershaft, to reduce stationarity of the shaft coupling to main shaft or countershaft,
To reduce joint efficiency, so a kind of axial expansion type shaft coupling is proposed to solve the problems, such as above-mentioned propose.
Utility model content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of axial expansion type shaft coupling, and having axially to adjust
The advantages that saving shaft coupling length, it is regular length to solve current shaft coupling all, therefore only adapts to a kind of length, due to not square
Just into length adjustment, to when main shaft or countershaft it is longer when, shaft coupling cannot improve the connection volume to main shaft or countershaft, from
And stationarity of the shaft coupling to main shaft or countershaft is reduced, the problem of to reduce joint efficiency.
（Two）Technical solution
It is adjusted axially shaft coupling length purpose for realization is above-mentioned, the utility model provides the following technical solutions：A kind of axis
To telescopic shaft coupling, including driving shaft, the inside of the driving shaft offers main shaft rod aperture, and the inside of the driving shaft opens up
There are main shaft flat key slot, the inside of the driving shaft to offer slot, the inside of the driving shaft offers card key threaded hole, described
The inside of driving shaft offers axis threaded hole, and the inside of the card key threaded hole and axis threaded hole is connected with base rice
Screw, cushion is installed on the right side of the driving shaft, and the inside of the cushion offers linkage hole, the cushion
Inside offer linkage slot, be fixedly connected with transmission leaf on the outside of the cushion, the slot and the inside for being driven leaf are equal
It is connected with driving column, driven shaft is fixedly connected on the right side of the driving column, the driving column is solid close to the side in axle center
Dingan County is equipped with fixture block, and rubber pad is installed on the left of the driving column, and the inside of the driven shaft offers driven rod aperture,
The inside of the driven shaft offers countershaft flat key slot, and the inside of the driven shaft offers threaded hole.
Preferably, the main shaft flat key slot is located at the top of main shaft rod aperture, and the card key threaded hole is located at axis flat key slot
Top, and be connected with main shaft flat key slot.
Preferably, the quantity of the axis threaded hole is two, is symmetric the front and the back side with driving shaft, and
Want to be connected to main shaft rod aperture.
Preferably, the diameter of the base rice screw is not more than four millimeters, and the height of the base rice screw is less than card key screw thread
The depth in hole.
Preferably, it is described linkage hole side view it is identical with the combination of side view of main shaft rod aperture and main shaft flat key slot, cut and
Main shaft rod aperture is connected with main shaft flat key slot.
Preferably, the quantity of the slot and driving column is four, and the depth of the slot is more than the depth of driving column,
And faceted portions are fillet.
（Three）Advantageous effect
Compared with prior art, the utility model provides a kind of axial expansion type shaft coupling, has following advantageous effect：
1, the axial expansion type shaft coupling, the inside of slot is plugged in by driving column, since driving column is fixedly connected on
On driven shaft, it is possible thereby to the distance between driving shaft and driven shaft be adjusted, since the right side fixed installation of driving shaft is flexible
Pad, under driving shaft rotation situation, cushion drives driving column to make driven shaft rotate, and appoints to make its shaft coupling be adjusted to
It still can be worked normally under meaning length.
2, the axial expansion type shaft coupling is installed with fixture block so that driven by driving column close to the side in axle center
Axis will not separate while adjustment length with driving shaft, due to being installed with rubber pad on the left of driving column, make connection
Axis device will not wound the inside of driving shaft while adjusting length, and cushion is provided between driving shaft and driven shaft, makes it
With occur in motor or corresponding installation can not be absolute guarantee center two generate shaft coupling and motor output shaft or
The centering error that corresponding equipment center generates gives a kind of deviation compensation, ensure that the using effect and service life of shaft joint.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the right view of the utility model active axle construction；
Fig. 3 is the left view of the utility model active axle construction；
Fig. 4 is the utility model elasticity mat structure right side schematic view.
In figure：1 driving shaft, 2 main shaft rod aperture, 3 main shaft flat key slots, 4 slots, 5 card key threaded holes, 6 axis threaded holes, 7 bases
Rice screw, 8 cushions, 9 linkage holes, 10 linkage slots, 11 transmission leaves, 12 driving columns, 13 driven shafts, 14 fixture blocks, 15 rubber pads, 16
Driven rod aperture, 17 countershaft flat key slots, 18 threaded holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, a kind of axial expansion type shaft coupling, including driving shaft 1, the inside of driving shaft 1 offer main shaft
The inside of rod aperture 2, driving shaft 1 offers main shaft flat key slot 3, and the inside of driving shaft 1 offers slot 4, and the inside of driving shaft 1 is opened
Equipped with card key threaded hole 5, main shaft flat key slot 3 is located at the top of main shaft rod aperture 2, and card key threaded hole 5 is located at the top of axis flat key slot 3
Portion, and be connected with main shaft flat key slot 3, the inside of driving shaft 1 offers axis threaded hole 6, and the quantity of axis threaded hole 6 is two
It is a, it is symmetric front and the back side with driving shaft 1, and want to be connected to main shaft rod aperture 2, card key threaded hole 5 and axis spiral shell
The inside of pit 6 is connected with base rice screw 7, and the diameter of base rice screw 7 is not more than four millimeters, the height of base rice screw 7
Less than the depth of card key threaded hole 5, the right side of driving shaft 1 is installed with cushion 8, and the inside of cushion 8 offers linkage
The side view in hole 9, hole 9 of linking is identical as the combination of side view of main shaft rod aperture 2 and main shaft flat key slot 3, cuts and main shaft rod aperture 2 and master
Axis flat key slot 3 is connected, and the inside of cushion 8 offers linkage slot 10, and the outside of cushion 8 is fixedly connected with transmission leaf
11, slot 4 is connected with driving column 12 with the inside for being driven leaf 11, and slot 4 and the quantity of driving column 12 are four, are inserted
The depth of slot 4 is more than the depth of driving column 12, and faceted portions are fillet, and the right side of driving column 12 is fixedly connected with driven shaft
13, driving column 12 is installed with fixture block 14 close to the side in axle center, and the left side of driving column 12 is installed with rubber pad 15, from
The inside of moving axis 13 offers driven rod aperture 16, and the inside of driven shaft 13 offers countershaft flat key slot 17, the inside of driven shaft 13
Threaded hole 18 is offered, the inside of slot 4 is plugged in by driving column 12, since driving column 12 is fixedly connected on driven shaft 13
On, it is possible thereby to the distance between driving shaft 1 and driven shaft 13 be adjusted, since the right side of driving shaft 1 is installed with cushion
8, under 1 rotation situation of driving shaft, cushion 8 drives driving column 12 to make driven shaft 13 rotate, to make its shaft coupling tune
It still can be worked normally under section to random length, fixture block 14 is installed with close to the side in axle center by driving column 12 so that
Driven shaft 13 will not separate while adjustment length with driving shaft 1, since the left side of driving column 12 is installed with rubber
Rubber cushion 15 makes shaft coupling not wound while adjusting length the inside of driving shaft 1, is set between driving shaft 1 and driven shaft 13
It is equipped with cushion 8, it is made to generate shaft coupling with the guarantee center two that appearance in motor or corresponding installation can not be absolute
Device gives a kind of deviation compensation with the centering error that motor output shaft or corresponding equipment center generate, and ensure that the use effect of shaft joint
Fruit and service life.
In conclusion the axial expansion type shaft coupling, the inside of slot 4 is plugged in by driving column 12, due to driving column
12 are fixedly connected on driven shaft 13, it is possible thereby to the distance between driving shaft 1 and driven shaft 13 be adjusted, due to driving shaft 1
Right side is installed with cushion 8, and under 1 rotation situation of driving shaft, cushion 8 drives driving column 12 to make 13 turns of driven shaft
It is dynamic, it still can be worked normally to make its shaft coupling be adjusted under random length.
Also, the axial expansion type shaft coupling is installed with fixture block 14 close to the side in axle center by driving column 12, makes
Obtaining driven shaft 13 will not separate while adjustment length with driving shaft 1, since the left side of driving column 12 is installed with
Rubber pad 15 makes shaft coupling not wound while adjusting length the inside of driving shaft 1, between driving shaft 1 and driven shaft 13
It is provided with cushion 8, it is made to generate connection with the guarantee center two that appearance in motor or corresponding installation can not be absolute
Axis device gives a kind of deviation compensation with the centering error that motor output shaft or corresponding equipment center generate, and ensure that the use of shaft joint
Effect and service life.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment including a series of elements includes not only those elements, but also includes
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of axial expansion type shaft coupling, including driving shaft（1）, it is characterised in that：The driving shaft（1）Inside offer
Main shaft rod aperture（2）, the driving shaft（1）Inside offer main shaft flat key slot（3）, the driving shaft（1）Inside offer
Slot（4）, the driving shaft（1）Inside offer card key threaded hole（5）, the driving shaft（1）Inside offer axis
Threaded hole（6）, the card key threaded hole（5）With axis threaded hole（6）Inside be connected with base rice screw（7）, described
Driving shaft（1）Right side be installed with cushion（8）, the cushion（8）Inside offer linkage hole（9）, the bullet
Property pad（8）Inside offer linkage slot（10）, the cushion（8）Outside be fixedly connected with transmission leaf（11）, described to insert
Slot（4）With transmission leaf（11）Inside be connected with driving column（12）, the driving column（12）Right side be fixedly connected with
Driven shaft（13）, the driving column（12）Side close to axle center is installed with fixture block（14）, the driving column（12）A left side
Side is installed with rubber pad（15）, the driven shaft（13）Inside offer driven rod aperture（16）, the driven shaft（13）
Inside offer countershaft flat key slot（17）, the driven shaft（13）Inside offer threaded hole（18）.
2. a kind of axial expansion type shaft coupling according to claim 1, it is characterised in that：The main shaft flat key slot（3）Position
In main shaft rod aperture（2）Top, the card key threaded hole（5）Positioned at main shaft flat key slot（3）Top, and with main shaft flat key slot
（3）It is connected.
3. a kind of axial expansion type shaft coupling according to claim 1, it is characterised in that：The axis threaded hole（6）'s
Quantity is two, is symmetric and driving shaft（1）Front and the back side, and with main shaft rod aperture（2）Want to be connected to.
4. a kind of axial expansion type shaft coupling according to claim 1, it is characterised in that：The base rice screw（7）It is straight
Diameter is not more than four millimeters, the base rice screw（7）Height be less than card key threaded hole（5）Depth.
5. a kind of axial expansion type shaft coupling according to claim 1, it is characterised in that：The linkage hole（9）Side view
Figure and main shaft rod aperture（2）With main shaft flat key slot（3）Combination of side view it is identical, cut and main shaft rod aperture（2）With main shaft flat key slot（3）
It is connected.
6. a kind of axial expansion type shaft coupling according to claim 1, it is characterised in that：The slot（4）With driving column
（12）Quantity be four, the slot（4）Depth be more than driving column（12）Depth, and faceted portions are fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540920.6U CN208040987U (en) | 2018-04-17 | 2018-04-17 | A kind of axial expansion type shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540920.6U CN208040987U (en) | 2018-04-17 | 2018-04-17 | A kind of axial expansion type shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208040987U true CN208040987U (en) | 2018-11-02 |
Family
ID=63945066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820540920.6U Expired - Fee Related CN208040987U (en) | 2018-04-17 | 2018-04-17 | A kind of axial expansion type shaft coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208040987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332245A (en) * | 2019-07-22 | 2019-10-15 | 周俊满 | A kind of cross universal coupling |
-
2018
- 2018-04-17 CN CN201820540920.6U patent/CN208040987U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332245A (en) * | 2019-07-22 | 2019-10-15 | 周俊满 | A kind of cross universal coupling |
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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: 20181102 |