CN206539595U - One kind is used for the compound rotating shaft of mechanically operated long-life - Google Patents
One kind is used for the compound rotating shaft of mechanically operated long-life Download PDFInfo
- Publication number
- CN206539595U CN206539595U CN201720002576.0U CN201720002576U CN206539595U CN 206539595 U CN206539595 U CN 206539595U CN 201720002576 U CN201720002576 U CN 201720002576U CN 206539595 U CN206539595 U CN 206539595U
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- Prior art keywords
- rotating shaft
- power transmission
- transmission shaft
- groove
- torque
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- Expired - Fee Related
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Abstract
It is used for the compound rotating shaft of mechanically operated long-life, including first rotating shaft the utility model discloses one kind（1）, the second rotating shaft（2）, rotating shaft set（3）, bearing（4）The utility model uses multigroup design bearing, making the tolerance intensity of main shaft increases, it is hardly damaged, it is not necessary to often maintenance, reduces production cost, and due to being uniformly provided with several grooves on power transmission shaft, so that power transmission shaft is during driving torque, each groove has shared the torque of required transmission in transmission shaft body, not only realizes transmission of the power transmission shaft to high-torque；And can uniformly suffered by power transmission shaft torque, enhance stability of the power transmission shaft in driving torque；Simultaneously because the side of groove is arranged to arc-shaped so that power transmission shaft is during specifically used, the contact surface expanded between groove and key, further balanced torque suffered by it, extends the service life of power transmission shaft.
Description
Technical field
The utility model is related to a kind of drive mechanism, more particularly to a kind of to be used for the compound rotating shaft of mechanically operated long-life.
Background technology
Power transmission shaft of the prior art, mostly simply in the bearing that is provided at both ends with of axle sleeve, such main shaft has tolerance
Intensity is not high, and the shortcoming being easily damaged is, it is necessary to which often maintenance, adds production cost, and be mostly simply driven shaft body
On be provided with a groove, and groove be arranged to it is rectangular-shaped so that during specifically used, the tooth rotated is driven with required
The effect of driving torque is realized by the cooperation between groove and key between wheel.The power transmission shaft of this structure, its stress is single, only
For in transmission shaft body a groove opening up be stress point；When needing to carry out high-torque transmission, needed between its groove and key
The power to be born is larger, deformation is easily caused to groove, and then shorten the service life of power transmission shaft.
The content of the invention
To solve the above problems, the utility model provides a kind of for the compound rotating shaft of mechanically operated long-life, this practicality
New to use multigroup design bearing, making the tolerance intensity of main shaft increases, and is hardly damaged, it is not necessary to often maintenance, reduces production
Cost, and due to being uniformly provided with several grooves on power transmission shaft so that power transmission shaft is during driving torque, transmission
Each groove has shared the torque of required transmission in shaft body, not only realizes transmission of the power transmission shaft to high-torque；And energy
Torque suffered by enough uniform power transmission shafts, enhances stability of the power transmission shaft in driving torque；Simultaneously because the side of groove is set
Be set to arc-shaped so that power transmission shaft is during specifically used, the contact surface expanded between groove and key, further it is balanced its
Suffered torque, extends the service life of power transmission shaft.
To achieve the above object, the utility model uses following technological means：
The utility model provide it is a kind of be used for the mechanically operated long-life and be combined rotating shaft, including first rotating shaft, the second rotating shaft,
Rotating shaft set, bearing, the first rotating shaft include first rotating shaft left end, first rotating shaft right-hand member, first rotating shaft installation bolt hole, first
Rotating shaft positioning step, the first rotating shaft installation bolt hole is arranged on first rotating shaft left end end face, the first rotating shaft positioning table
Rank is arranged on first rotating shaft left end outer surface, and the first rotating shaft left end outer surface is provided with some first rotating shaft grooves, described
First rotating shaft right-hand member end face is provided with first rotating shaft projection, second rotating shaft include the second rotating shaft left end, the second rotating shaft right-hand member,
Second rotating shaft installation bolt hole, the second rotating shaft positioning step, the second rotating shaft installation bolt hole are arranged on the second rotating shaft right-hand member
End face, the second rotating shaft positioning step is arranged on the second rotating shaft right-hand member outer surface, and the second rotating shaft right-hand member outer surface is set
There are some second rotating shaft grooves, it is convex that the second rotating shaft left end end face is provided with the second rotating shaft being engaged with first rotating shaft projection
Block, the first rotating shaft right-hand member, the second rotating shaft left end outer surface are provided with bearing, tell that bearing outside surface is equipped with rotating shaft
Set, the two ends of the rotating shaft set are equipped between first rotating shaft positioning step, the second rotating shaft positioning step, and the bearing is extremely
It is 4 groups less.
Further, the first rotating shaft groove, the side of the second rotating shaft groove are arranged to arc-shaped.
Further, the first rotating shaft groove is be symmetricly set on first rotating shaft left end outer surface both sides four.
Further, the second rotating shaft groove is be symmetricly set on the second rotating shaft right-hand member outer surface both sides four.
Further, the bearing（4）For 4 groups.
The beneficial effects of the utility model：
The utility model uses multigroup design bearing, and making the tolerance intensity of main shaft increases, and is hardly damaged, it is not necessary to often tie up
Repair, reduce production cost, and due to being uniformly provided with several grooves on power transmission shaft so that power transmission shaft is in driving torque
During, each groove has shared the torque of required transmission in transmission shaft body, not only realizes power transmission shaft to high-torque
Transmission；And can uniformly suffered by power transmission shaft torque, enhance stability of the power transmission shaft in driving torque；Simultaneously
Because the side of groove is arranged to arc-shaped so that power transmission shaft is during specifically used, the contact expanded between groove and key
Face, further balanced torque suffered by it, extends the service life of power transmission shaft.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of first rotating shaft left end；
Fig. 3 is the structural representation of the second rotating shaft right-hand member；
Fig. 4 is the structural representation in first rotating shaft right-hand member section；
Fig. 5 is the structural representation in the second rotating shaft left end section；
In figure:1st, first rotating shaft, 1-1, first rotating shaft left end, 1-11, first rotating shaft groove, 1-2, first rotating shaft right-hand member,
1-3, first rotating shaft installation bolt hole, 1-4, first rotating shaft positioning step, the 2, second rotating shaft, 2-1, the second rotating shaft left end, 2-2,
Second rotating shaft right-hand member, 2-21, the second rotating shaft groove, 2-3, the second rotating shaft installation bolt hole, 2-4, the second rotating shaft positioning step, 3,
Rotating shaft set, 4, bearing.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described further to the utility model.
Embodiment 1：As Figure 1-5, this example provide it is a kind of be used for the mechanically operated long-life and be combined rotating shaft, including the
One rotating shaft 1, the second rotating shaft 2, rotating shaft set 3, bearing 4, the first rotating shaft 1 include first rotating shaft left end 1-1, first rotating shaft right-hand member
1-2, first rotating shaft installation bolt hole 1-3, first rotating shaft positioning step 1-4, the first rotating shaft installation bolt hole 1-3 are arranged on
First rotating shaft left end 1-1 end faces, the first rotating shaft positioning step 1-4 is arranged on first rotating shaft left end 1-1 outer surfaces, described
One rotating shaft left end 1-1 outer surfaces are provided with some first rotating shaft groove 1-11, and the first rotating shaft right-hand member 1-2 end faces are provided with
One rotating shaft projection 1-21, second rotating shaft 2 includes the second rotating shaft left end 2-1, the second rotating shaft right-hand member 2-2, the second rotating shaft installation
Bolt hole 2-3, the second rotating shaft positioning step 2-4, the second rotating shaft installation bolt hole 2-3 are arranged on the second rotating shaft right-hand member 2-2
End face, the second rotating shaft positioning step 2-4 is arranged on outside the second rotating shaft right-hand member 2-2 outer surfaces, the second rotating shaft right-hand member 2-2
Surface is provided with some second rotating shaft groove 2-21, and the second rotating shaft left end 2-1 end faces are provided with and first rotating shaft projection 1-
21 the second rotating shaft projection 2-11, the first rotating shaft right-hand member 1-2 being engaged, the second rotating shaft left end 2-1 outer surfaces are provided with axle
4 are held, tells that the outer surface of bearing 4 is equipped with rotating shaft set 3, the two ends of the rotating shaft set 3 are equipped with first rotating shaft positioning
Between step 1-4, the second rotating shaft positioning step 2-4, the bearing 4 is at least 4 groups.
Further, the first rotating shaft groove 1-11, the second rotating shaft groove 2-21 side are arranged to arc-shaped so that
Power transmission shaft is during specifically used, the contact surface expanded between groove and key, further suffered by equilibrium power transmission shaft
Torque, extends the service life of power transmission shaft.
Further, the first rotating shaft groove 1-11 is to be symmetricly set on first rotating shaft left end 1-1 outer surfaces both sides
Four so that power transmission shaft is during driving torque, and each groove has shared the torque of required transmission on power transmission shaft, not only
Realize transmission of the power transmission shaft to high-torque；And can uniformly suffered by power transmission shaft torque, enhance power transmission shaft transmission
Stability during torque.
Further, the second rotating shaft groove 2-21 is to be symmetricly set on the second rotating shaft right-hand member 2-2 outer surfaces both sides
Four so that power transmission shaft is during driving torque, and each groove has shared the torque of required transmission on power transmission shaft, not only
Realize transmission of the power transmission shaft to high-torque；And can uniformly suffered by power transmission shaft torque, enhance power transmission shaft transmission
Stability during torque.
Further, the bearing 4 is 4 groups, and making the tolerance intensity of main shaft increases, and is hardly damaged, it is not necessary to often maintenance,
Reduce production cost.
Summary structure of the present utility model and principle understand that the utility model uses multigroup design bearing, makes main shaft
The increase of tolerance intensity, be hardly damaged, it is not necessary to often maintenance, reduce production cost, and due to uniform on power transmission shaft
It is provided with several grooves so that power transmission shaft is during driving torque, and each groove has shared required in transmission shaft body
The torque to be driven, not only realizes transmission of the power transmission shaft to high-torque；And can uniformly suffered by power transmission shaft torque, increase
Strong stability of the power transmission shaft in driving torque；Simultaneously because the side of groove is arranged to arc-shaped so that power transmission shaft is specific
During use, the contact surface expanded between groove and key, further balanced torque suffered by it, extension power transmission shaft makes
Use the life-span.
Claims (5)
1. one kind, which is used for the mechanically operated long-life, is combined rotating shaft, it is characterised in that including first rotating shaft（1）, the second rotating shaft
（2）, rotating shaft set（3）, bearing（4）, the first rotating shaft（1）Including first rotating shaft left end（1-1）, first rotating shaft right-hand member（1-2）、
First rotating shaft installation bolt hole（1-3）, first rotating shaft positioning step（1-4）, the first rotating shaft installation bolt hole（1-3）Set
In first rotating shaft left end（1-1）End face, the first rotating shaft positioning step（1-4）It is arranged on first rotating shaft left end（1-1）Appearance
Face, the first rotating shaft left end（1-1）Outer surface is provided with some first rotating shaft grooves（1-11）, the first rotating shaft right-hand member
（1-2）End face is provided with first rotating shaft projection（1-21）, second rotating shaft（2）Including the second rotating shaft left end（2-1）, second turn
Axle right-hand member（2-2）, the second rotating shaft installation bolt hole（2-3）, the second rotating shaft positioning step（2-4）, the second rotating shaft installation spiral shell
Keyhole（2-3）It is arranged on the second rotating shaft right-hand member（2-2）End face, the second rotating shaft positioning step（2-4）It is arranged on the second rotating shaft
Right-hand member（2-2）Outer surface, the second rotating shaft right-hand member（2-2）Outer surface is provided with some second rotating shaft grooves（2-21）, it is described
Second rotating shaft left end（2-1）End face is provided with and first rotating shaft projection（1-21）The second rotating shaft projection being engaged（2-11）, institute
State first rotating shaft right-hand member（1-2）, the second rotating shaft left end（2-1）Outer surface is provided with bearing（4）, tell bearing（4）Match somebody with somebody outer surface
Conjunction is provided with rotating shaft set（3）, the rotating shaft set（3）Two ends be equipped with first rotating shaft positioning step（1-4）, the second rotating shaft
Positioning step（2-4）Between, the bearing（4）At least 4 groups.
2. it is according to claim 1 a kind of for the compound rotating shaft of mechanically operated long-life, it is characterised in that described first
Rotating shaft groove（1-11）, the second rotating shaft groove（2-21）Side be arranged to arc-shaped.
3. it is according to claim 1 a kind of for the compound rotating shaft of mechanically operated long-life, it is characterised in that described first
Rotating shaft groove（1-11）To be symmetricly set on first rotating shaft left end（1-1）Four of outer surface both sides.
4. it is according to claim 1 a kind of for the compound rotating shaft of mechanically operated long-life, it is characterised in that described second
Rotating shaft groove（2-21）To be symmetricly set on the second rotating shaft right-hand member（2-2）Four of outer surface both sides.
5. it is according to claim 1 a kind of for the compound rotating shaft of mechanically operated long-life, it is characterised in that the bearing
（4）For 4 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720002576.0U CN206539595U (en) | 2017-01-03 | 2017-01-03 | One kind is used for the compound rotating shaft of mechanically operated long-life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720002576.0U CN206539595U (en) | 2017-01-03 | 2017-01-03 | One kind is used for the compound rotating shaft of mechanically operated long-life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206539595U true CN206539595U (en) | 2017-10-03 |
Family
ID=59938695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720002576.0U Expired - Fee Related CN206539595U (en) | 2017-01-03 | 2017-01-03 | One kind is used for the compound rotating shaft of mechanically operated long-life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206539595U (en) |
-
2017
- 2017-01-03 CN CN201720002576.0U patent/CN206539595U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20171003 Termination date: 20190103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |