CN106763610A - A kind of fluctuation of speed generator - Google Patents
A kind of fluctuation of speed generator Download PDFInfo
- Publication number
- CN106763610A CN106763610A CN201611219064.6A CN201611219064A CN106763610A CN 106763610 A CN106763610 A CN 106763610A CN 201611219064 A CN201611219064 A CN 201611219064A CN 106763610 A CN106763610 A CN 106763610A
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- CN
- China
- Prior art keywords
- oblique
- splined shaft
- fluctuation
- spline
- spline housing
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/18—Turning devices for rotatable members, e.g. shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H49/00—Other gearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of fluctuation of speed generator, it is sheathed on including oblique spline housing and rotatably the control set of oblique spline housing periphery, oblique the axially symmetric of spline housing is inserted with the oblique splined shaft of oppositely oriented first and the second oblique splined shaft, first oblique splined shaft and the second oblique splined shaft are connected by with oblique spline in oblique spline and second in itself rotation direction identical first with oblique spline housing respectively, the length of the first oblique splined shaft and the second oblique splined shaft is respectively less than in first the spacing of oblique spline in oblique spline and second, control set is connected with for controlling itself and oblique spline housing along the drive device of oblique spline housing axially reciprocating.Drive device drive control set drives oblique spline housing along the axial-movement of oblique spline housing, by changing stroke, frequency that control set is moved etc., the state of the rotation superposition fluctuation of speed is realized, the motion process of actual prime mover output speed fluctuation is simulated, and then is simulated experiment.The fluctuation of speed generator architecture is simple, is easy to regulation, using convenient.
Description
Technical field
The present invention relates to engine research technical field, more specifically to a kind of fluctuation of speed generator.
Background technology
On the market in conventional mechanical device, major part contains engine and is used to provide power, wherein piston type hair
The use of motivation is relatively broad.
It is well known that piston-mode motor inevitably produces harmful mechanical oscillation and adjoint in use
Certain noise, with the raising continued to develop with people's requirement of science and technology, the output of piston-mode motor prime movers
The uneven situation for causing passive machine vibration, noise to increase of rotating speed is not received increasingly.If using piston-mode motor into
Product carry out correlative study, on the one hand waste time and energy, and are difficult to carry out experimental implementation to finished product, are used in the environment of laboratory
Finished product research is obviously also less reasonable, and the result of study of another aspect finished product often not enough theorizes, it is impossible to accurately draw most core
The most pervasive result of study of the heart.
In sum, how one kind is provided and is testing lab simulation actual piston formula engine prime movers output speed not
The device of uniform state, is current those skilled in the art's urgent problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of fluctuation of speed generator, the knot of the fluctuation of speed generator
Structure design can be realized in the uneven state of experiment lab simulation actual piston formula engine prime movers output speed.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of fluctuation of speed generator, including oblique spline housing and the control set of oblique spline housing periphery is rotatably sheathed on,
The axially symmetric of oblique spline housing is inserted with the oblique splined shaft of oppositely oriented first and the second oblique splined shaft, the first oblique splined shaft and the
Two oblique splined shafts are connected by with oblique spline in oblique spline and second in itself rotation direction identical first with oblique spline housing respectively, the
The length of one oblique splined shaft and the second oblique splined shaft is respectively less than in first the spacing of oblique spline in oblique spline and second, and control set connects
It is connected to for controlling itself and oblique spline housing along the drive device of oblique spline housing axially reciprocating.
Preferably, in above-mentioned fluctuation of speed generator, in first in oblique spline and second helical angle of oblique spline angle
Absolute value is equal.
Preferably, in above-mentioned fluctuation of speed generator, bearing is connected between oblique spline housing and control set, oblique spline housing
Periphery is provided with the projection installed with bearing fit.
Preferably, in above-mentioned fluctuation of speed generator, control set includes symmetrically arranged first housing and the second housing, the
One housing and the second housing are detachably connected.
Preferably, in above-mentioned fluctuation of speed generator, the two ends of control set maximum outside diameter are respectively connected with drive device,
Drive device is connected with the external structure for controlling it to be synchronized with the movement.
Preferably, in above-mentioned fluctuation of speed generator, drive device be specially servo linear motor, brace and connecting rod framework,
Hydraulic cylinder and cylinder one kind therein.
The fluctuation of speed generator that the present invention is provided, including oblique spline housing and rotatably it is sheathed on oblique spline housing periphery
Control set, the axially symmetric of oblique spline housing is inserted with the oblique splined shaft of oppositely oriented first and the second oblique splined shaft, and first tiltedly spends
Key axle and the second oblique splined shaft respectively by with tiltedly tiltedly spline and oblique spline in spline and second in itself rotation direction identical first
Between the length of set connection, the first oblique splined shaft and the second oblique splined shaft is respectively less than in first in oblique spline and second tiltedly spline
Away from control set is connected with for controlling itself and oblique spline housing along the drive device of oblique spline housing axially reciprocating.
Using the present invention provide the fluctuation of speed generator when, drive device drive control set drive control set and oblique spline
Set is together along the axial-movement of oblique spline housing so that oblique spline housing and the first oblique splined shaft and the second oblique splined shaft occur axial direction
Relative motion, the reciprocating stroke of control set, frequency and movement velocity are changed by controlling the driving force of drive device
Form, it is possible to achieve the fluctuation of speed i.e. purpose of twisting vibration of setting is superimposed in rotary motion transmittance process, being formed needs
The output of uneven rotating speed, the state that actual prime mover output speed such as reciprocating engine fluctuates can be simulated, and then be directed to
Property ground verification experimental verification is simulated to the vibration by motivation in the case of input speed fluctuation, noise performance and reliability.This turn
Fast wavegenerator simple structure, is easy to regulation, using convenient.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the main view cross-sectional view of fluctuation of speed generator provided in an embodiment of the present invention；
Fig. 2 is the main view cross-sectional view of oblique spline housing provided in an embodiment of the present invention.
Marked in accompanying drawing as follows：
Tiltedly spent in oblique spline housing 1, the first housing 2, the second housing 3, the first oblique splined shaft 4, the second oblique splined shaft 5, first
Oblique spline 7, bearing 8, raised 9 in key 6, second.
Specific embodiment
The embodiment of the invention discloses a kind of fluctuation of speed generator, to realize the actual prime mover of laboratory condition Imitating
The state of output speed fluctuation, targetedly can carry out verification experimental verification and research to fluctuation of speed situation.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1 and main view cross-section structure that Fig. 2, Fig. 1 are fluctuation of speed generator provided in an embodiment of the present invention shows
It is intended to, Fig. 2 is the main view cross-sectional view of oblique spline housing provided in an embodiment of the present invention.
The embodiment provides a kind of fluctuation of speed generator, including oblique spline housing 1 and rotatably it is sheathed on
The control set of the oblique periphery of spline housing 1, the axially symmetric of oblique spline housing 1 is inserted with the oblique splined shaft 4 and second of oppositely oriented first
Oblique splined shaft 5, the first oblique splined shaft 4 and the second oblique splined shaft 5 respectively by with itself rotation direction identical first in tiltedly spline 6 and
Oblique spline 7 is connected with oblique spline housing 1 in second, and the length of the first oblique splined shaft 4 and the second oblique splined shaft 5 is respectively less than in first tiltedly
The spacing of oblique spline 7 in spline 6 and second, control set is connected with for controlling itself and oblique spline housing 1 along the axial direction of oblique spline housing 1
Reciprocating drive device.
Using above-described embodiment provide the fluctuation of speed generator when, drive device drive control set drive control set and tiltedly
Spline housing 1 is together along the axial-movement of oblique spline housing 1 so that the oblique oblique splined shaft 4 of spline housing 1 and first and the second oblique splined shaft 5
There is the relative motion of axial direction, changed by controlling the driving force of drive device the reciprocating stroke of control set, frequency with
And movement velocity form, it is possible to achieve the fluctuation of speed i.e. mesh of twisting vibration of setting is superimposed in rotary motion transmittance process
, the uneven rotating speed output for needing is formed, the shape of actual prime mover output speed fluctuation such as reciprocating engine can be simulated
State, and then pointedly to the vibration by motivation in the case of input speed fluctuation, noise performance and reliability simulation examination
Checking.The fluctuation of speed generator architecture is simple, is easy to regulation, using convenient.
In said structure design, the length of the first oblique splined shaft 4 and the second oblique splined shaft 5 is respectively less than in first oblique spline 6
With second in tiltedly spline 7 spacing, interfered when can prevent oblique spline housing 1 from axially moving, that is, avoid tiltedly being spent in first
The oblique splined shaft 5 of key 6 and second is contacted, avoids the oblique oblique splined shaft 4 of spline 7 and first in second from contacting, in order to avoid influence experimental result
Accuracy.The length of oblique splined shaft here refers to the effective bond length that be can contact with interior oblique spline, connects unrelated with being bonded
Including length thereof is not included.
In order to optimize in first in above-described embodiment in tiltedly spline 6 and second the tiltedly using effect of spline 7, tiltedly spent in first
The angle absolute value of the helical angle of oblique spline 7 is equal in key 6 and second.It is preferred that oblique spline 7 in oblique spline 6 and second in first
The angle absolute value of helical angle is equal, makes the axial force size for acting on oblique spline housing 1 produced in interior oblique spline power transmission
It is equal, in the opposite direction, cancel each other, it is to avoid damage of the axial force to oblique spline housing 1.Certainly, in two of oblique spline housing 1 tiltedly
The angle absolute value of the helical angle of spline can also be unequal, is easy to when needed using its corresponding experimental condition of creation.
In order to optimize the using effect of oblique spline housing 1 in above-described embodiment, axle is connected between oblique spline housing 1 and control set
8 are held, the periphery of oblique spline housing 1 is provided with coordinate with bearing 8 and install raised 9.It is preferred that oblique spline housing 1 is covered by raised 9 and control
Bearing 8 is connected so that oblique spline housing 1 is more flexibly smooth relative to the rotation of control set, reduces rubbing for the rotation of oblique spline housing 1
Power is wiped, the service life of oblique spline housing 1 and control set is effectively extended.It is noted that bearing 8 can preferably use thrust
Bearing, can better adapt to the state of the reciprocal axial motion of oblique spline housing 1.
The using effect of set is controlled in above-described embodiment in order to optimize, control set includes the symmetrically arranged He of first housing 2
Second housing 3, the first housing 2 and the second housing 3 are detachably connected.It is preferred that control set includes a pair of first shells being detachably connected
The housing 3 of body 2 and second so that the installation and removal of oblique spline housing 1 and bearing 8 are all more convenient, when wherein any parts
Control set can in time be taken during damage apart to be changed, it is to avoid delay experiment progress.
In order to optimize the using effect of drive device in above-described embodiment, the two ends of control set maximum outside diameter respectively connect
There is drive device, drive device is connected with the external structure for controlling it to be synchronized with the movement.It is preferred that the two of control set maximum outside diameter
End is respectively connected with the drive device being synchronized with the movement so that the two ends of control set are subject to the outer of synchronous uniform reciprocal applying
Power, controls the motion process of set more to cross and obtains more accurate and reliable control.
It is understood that drive device is specially servo linear motor, brace and connecting rod framework, hydraulic cylinder and cylinder wherein
One kind.It is preferred that the one kind in above-mentioned drive device is used, the driving force that can be relatively stablized on the basis of certain cost,
Certainly the type to drive device is not limited, and other can realize back and forth driving the drive device of process.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Also, it should be noted that in this manual, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", does not arrange
Except also there is other identical element in the process including the key element, method, article or equipment.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (6)
1. a kind of fluctuation of speed generator, it is characterised in that be sheathed on including oblique spline housing (1) and rotatably the oblique spline
Cover (1) periphery control set, the oblique spline housing (1) it is axially symmetric be inserted with the oblique splined shaft of oppositely oriented first (4) and
Second oblique splined shaft (5), the first oblique splined shaft (4) and the second oblique splined shaft (5) respectively by with itself rotation direction phase
Tiltedly spline (7) is connected with the oblique spline housing (1) in oblique spline (6) and second in same first, the first oblique splined shaft (4)
Between oblique spline (7) being respectively less than in described first in oblique spline (6) and described second with the length of the described second oblique splined shaft (5)
Away from the control set is connected with for controlling itself and the oblique spline housing (1) along oblique spline housing (1) axially reciprocating
Drive device.
2. fluctuation of speed generator according to claim 1, it is characterised in that oblique spline (6) and described in described first
The angle absolute value of the helical angle of oblique spline (7) is equal in second.
3. fluctuation of speed generator according to claim 2, it is characterised in that the oblique spline housing (1) and the control
Bearing (9) is connected between set, the periphery of the oblique spline housing (1) is provided with the projection (10) for coordinating with the bearing (9) and installing.
4. the fluctuation of speed generator according to any one of claims 1 to 3, it is characterised in that it is right that the control set includes
Claim the first housing (2) and the second housing (3) that set, first housing (2) and second housing (3) are detachably connected.
5. fluctuation of speed generator according to claim 4, it is characterised in that the two ends of the control set maximum outside diameter are equal
The drive device is connected to, the drive device is connected with the external structure for controlling it to be synchronized with the movement.
6. fluctuation of speed generator according to claim 5, it is characterised in that the drive device is specially servo straight line
Motor, brace and connecting rod framework, hydraulic cylinder and cylinder one kind therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611219064.6A CN106763610B (en) | 2016-12-26 | 2016-12-26 | Rotational speed fluctuation generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611219064.6A CN106763610B (en) | 2016-12-26 | 2016-12-26 | Rotational speed fluctuation generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106763610A true CN106763610A (en) | 2017-05-31 |
| CN106763610B CN106763610B (en) | 2023-05-02 |
Family
ID=58926794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611219064.6A Active CN106763610B (en) | 2016-12-26 | 2016-12-26 | Rotational speed fluctuation generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763610B (en) |
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|---|---|
| CN106763610B (en) | 2023-05-02 |
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