CN208431256U - A kind of gear shaft - Google Patents
A kind of gear shaft Download PDFInfo
- Publication number
- CN208431256U CN208431256U CN201821107401.7U CN201821107401U CN208431256U CN 208431256 U CN208431256 U CN 208431256U CN 201821107401 U CN201821107401 U CN 201821107401U CN 208431256 U CN208431256 U CN 208431256U
- Authority
- CN
- China
- Prior art keywords
- fixing axle
- central axis
- gear shaft
- fixed ring
- axis
- 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
- 238000009434 installation Methods 0.000 abstract description 6
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model discloses a kind of gear shafts, including the first fixing axle and the second fixing axle, one end of first fixing axle offers and the mutually matched fixation hole of the second fixing axle, second fixing axle is equipped with central axis close to one end of the first fixing axle, the central axis is equipped with limit plate close to one end of the first fixing axle, fixed ring is equipped between the limit plate and the second fixing axle, it is offered in the middle part of the fixed ring and the mutually matched axis hole of central axis, and fixed ring is set on central axis by axis hole, keyway there are two symmetrically being opened up on the lateral wall of the fixed ring, mounting hole there are two symmetrically being opened up on the lateral wall of the central axis.The utility model changes original gear shaft in such a way that shaft coupling carries out installation fixation, the installation and removal to two gear shafts can be realized by the way of simpler, load when gear shaft work is reduced, energy consumption is saved, and is conducive to improve working efficiency.
Description
Technical field
The utility model relates to gear shaft technical field more particularly to a kind of gear shafts.
Background technique
Gear shaft refers to support rotary part and is turned round therewith with the machine components of passing movement, torque or moment of flexure.One
As for round metal it is rod-shaped, each section can have different diameters.The part for making rotary motion in machine is just mounted on axis.According to axis
The difference of shape, axis can be divided into two class of crankshaft and d-axis.According to the carrying situation of axis, and can be divided into: shaft, when work, both held
Bending moment bears torque again, is the axis in machinery in the most common axis, such as various retarders；Mandrel is used to support rotary zero
Part is solely subjected to moment of flexure and does not rotate then without transmitting torque, some central axis, such as the axis of rolling stock, some mandrels, such as props up
Hold the axis etc. of pulley；Transmission shaft, be mainly used to transmit torque and be not subject to moment of flexure, as in crane mobile mechanism long optical axis,
The drive shaft etc. of automobile.
Existing gear shaft is installed in installation and connection generally by shaft coupling, and complicated operation, is influenced
Working efficiency, while installing auxiliary component additional and be fixed and causing bigger load, energy consumption is improved, is needed in response to this problem
It makes improvements.
Utility model content
Relatively complicated problem when purpose of the utility model is to solve the installation of gear shaft in the prior art and fixing,
And a kind of gear shaft proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of gear shaft, including the first fixing axle and the second fixing axle, one end of first fixing axle offer
With the mutually matched fixation hole of the second fixing axle, second fixing axle is equipped with central axis close to one end of the first fixing axle,
The central axis is equipped with limit plate close to one end of the first fixing axle, is equipped with and fixes between the limit plate and the second fixing axle
Ring, offer in the middle part of the fixed ring with the mutually matched axis hole of central axis, and fixed ring is set in central axis by axis hole
On, symmetrically opened up on the lateral wall of the fixed ring there are two keyway, symmetrically opened up on the lateral wall of the central axis there are two
Mounting hole, the inside of two mounting holes are mounted on spring, and two opposite one end of the spring are mounted on fixed link, described
It is equidistant on the inner sidewall of fixed ring to offer four and the mutually matched jack of fixed link.
Preferably, symmetrically opened up on the lateral wall of the limit plate there are two with the mutually matched guiding groove of keyway.
Preferably, two opposite one end of the fixed link are respectively connected with drawstring, and two drawstrings run through central axis
And the outside of the second fixing axle is extended to, two drawstrings are connected with pull rod, and pull rod position far from one end of fixed link jointly
In outside the second fixing axle.
Preferably, the end of two fixed link opposite ends is hemispherical dome structure.
Preferably, flat key there are two being symmetrically installed on the inner sidewall of the fixation hole.
Preferably, the flat key length is 0.1 millimeter smaller than the length of keyway.
Compared with prior art, the utility model has the beneficial effects that:
1, the utility model changes original gear shaft in such a way that shaft coupling carries out installation fixation, and use is simpler
Mode the installation and removal to two gear shafts can be realized, be conducive to improve working efficiency；
2, complicated heavy shaft coupling has been given up, has reduced load when gear shaft work, save energy consumption, only need
The fixation to two gears can be completed in several tiny parts, while being not easy to loosen, stability and high efficiency.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of gear shaft overall co-ordination structural schematic diagram；
Fig. 2 be the utility model proposes a kind of gear shaft fixed ring side sectional view；
Fig. 3 be the utility model proposes a kind of gear shaft fixed ring top view.
In figure: 1 first fixing axle, 2 flat keys, 3 central axises, 4 fixed rings, 5 limit plates, 6 second fixing axles, 7 keyways, 8 are drawn
Guide groove, 9 pull rods, 10 springs, 11 fixed links, 12 drawstrings.
Specific embodiment
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.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "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.
Referring to Fig.1-3, a kind of gear shaft, including the first fixing axle 1 and the second fixing axle 6, the one of the first fixing axle 1
End, which is offered, to be equipped with the mutually matched fixation hole of the second fixing axle 6, the second fixing axle 6 close to one end of the first fixing axle 1
Central axis 3, central axis 3 are equipped with limit plate 5 close to one end of the first fixing axle 1, set between limit plate 5 and the second fixing axle 6
Have a fixed ring 4, the middle part of fixed ring 4 offer with the mutually matched axis hole of central axis 3, and fixed ring 4 is set in by axis hole
On central axis 3, fixed ring 4 can rotate on central axis 3, symmetrically be opened up on the lateral wall of fixed ring 4 there are two keyway 7.
With the mutually matched guiding groove 8 of keyway 7 there are two symmetrically opening up on the lateral wall of limit plate 5, flat key 2 is facilitated to enter
In keyway 7, it is symmetrically installed on the inner sidewall of fixation hole there are two flat key 2, after two flat keys 2 enter in two and keyway 7 i.e.
It can be achieved to fix two gear shafts in a rotational direction, the length of flat key 2 is 0.1 millimeter smaller than the length of keyway 7, is rotating
When the second fixing axle 6, reserving certain gap will not hinder limit plate 5 to rotate.
It symmetrically being opened up on the lateral wall of central axis 3 there are two mounting hole, the inside of two mounting holes is mounted on spring 10,
Two opposite one end of spring 10 are mounted on fixed link 11, and the end of two 11 opposite ends of fixed link is hemispherical junction
Structure sets fillet to 11 end of fixed link, and fixed link 11 is facilitated to enter in hole, equidistant on the inner sidewall of fixed ring 4 to open up
There are four with the mutually matched jack of fixed link 11, fixed link 11 enter jack in after can be realized to central axis 3 and fixed ring 4
Fixation, the two synchronous rotary, two opposite one end of fixed link 11 are respectively connected with drawstring 12, and two drawstrings 12 run through center
Axis 3 and the outside for extending to the second fixing axle 6, two one end of drawstring 12 far from fixed link 11 are connected with pull rod 9 jointly, and draw
Bar 9 is located at outside the second fixing axle 6, and pull rod 9 is pulled to make drawstring 12 that two fixed links 11 be driven to remove jack, can rotation fixed ring
4 or rotation the second fixing axle 6.
The working principle of the utility model are as follows: when needing to link together the first fixing axle 1 and the second fixing axle 6,
Pull rod 9 is pulled to make drawstring 12 that two fixed links 11 be driven to remove jack, rotation fixed ring 4 is overlapped keyway 7 with guiding groove 8, so
The second fixing axle 6 is inserted into afterwards in the fixation hole of the first fixing axle 1, and is inserted into flat key 2 in keyway 7, then drawn again
Dynamic pull rod 9 and 90 degree of first fixing axles 1 of rotation, make guiding groove 8 and keyway 7 be staggered, and two fixed links 11 are inserted into other two and are inserted
The fixation to fixed ring 4 and central axis 3 is realized in hole, flat key 2 and keyway 7 are stuck at this time, realize and consolidate to two gear shafts
It is fixed.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of gear shaft, including the first fixing axle (1) and the second fixing axle (6), it is characterised in that: described first is fixed
One end of axis (1), which is offered, to be consolidated with the second fixing axle (6) mutually matched fixation hole, second fixing axle (6) close to first
One end of dead axle (1) is equipped with central axis (3), and the central axis (3) is equipped with limit plate close to the one end of the first fixing axle (1)
(5), fixed ring (4) are equipped between the limit plate (5) and the second fixing axle (6), offer in the middle part of the fixed ring (4) with
Central axis (3) mutually matched axis hole, and fixed ring (4) is set on central axis (3) by axis hole, the fixed ring (4)
It is symmetrically opened up on lateral wall there are two keyway (7), is symmetrically opened up on the lateral wall of the central axis (3) there are two mounting hole, two
The inside of a mounting hole is mounted on spring (10), and two opposite one end of the spring (10) are mounted on fixed link (11),
It is equidistant on the inner sidewall of the fixed ring (4) to offer four and fixed link (11) mutually matched jack.
2. a kind of gear shaft according to claim 1, it is characterised in that: right on the lateral wall of the limit plate (5)
Title open up there are two with keyway (7) mutually matched guiding groove (8).
3. a kind of gear shaft according to claim 1, it is characterised in that: two fixed links (11) it is opposite one
End is respectively connected with drawstring (12), and two drawstrings (12) through central axis (3) and extend to the outer of the second fixing axle (6)
Side, two drawstrings (12) are connected with pull rod (9) jointly far from the one end of fixed link (11), and pull rod (9) is located at second and consolidates
Dead axle (6) is outside.
4. a kind of gear shaft according to claim 1, it is characterised in that: two fixed link (11) opposite ends
End be hemispherical dome structure.
5. a kind of gear shaft according to claim 1, it is characterised in that: symmetrically pacify on the inner sidewall of the fixation hole
There are two flat key (2) for dress.
6. a kind of gear shaft according to claim 5, it is characterised in that: the length of the flat key (2) is than keyway (7)
Length it is 0.1 millimeter small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821107401.7U CN208431256U (en) | 2018-07-13 | 2018-07-13 | A kind of gear shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821107401.7U CN208431256U (en) | 2018-07-13 | 2018-07-13 | A kind of gear shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208431256U true CN208431256U (en) | 2019-01-25 |
Family
ID=65099919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821107401.7U Expired - Fee Related CN208431256U (en) | 2018-07-13 | 2018-07-13 | A kind of gear shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208431256U (en) |
-
2018
- 2018-07-13 CN CN201821107401.7U patent/CN208431256U/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: 20190125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |