CN103925308B - Non-friction type clutch - Google Patents
Non-friction type clutch Download PDFInfo
- Publication number
- CN103925308B CN103925308B CN201410171558.6A CN201410171558A CN103925308B CN 103925308 B CN103925308 B CN 103925308B CN 201410171558 A CN201410171558 A CN 201410171558A CN 103925308 B CN103925308 B CN 103925308B
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- China
- Prior art keywords
- gear teeth
- active part
- rocker piece
- secondary part
- friction type
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- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000005056 compaction Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The invention discloses a kind of non-friction type clutch, including active part, secondary part and running part；Active part is together with secondary part coaxial package and is rotatably assorted, and the face that is rotatably assorted of secondary part is toothed around；Running part include radial floating be installed on the face that is rotatably assorted of active part and with the rocker piece of described gear teeth meshing transmission；Rocker piece and the tangential direction angle continuous variable of gear teeth application point；Running part is the tangential direction angle continuous variable within the specific limits that the drive mechanism that rocker piece matches with the gear teeth makes application point between rocker piece and the gear teeth simultaneously, produce the engaging force of continuous variable, can the output of the moment of torsion such as realization when tangential direction angle is bigger, transmission torque capability is strong, power performance is good, coordinate for non-model control between rocker piece with the gear teeth simultaneously, be avoided that the problem that maintenance is frequent, the life-span is short brought because of component wear, reduce operating cost.
Description
Technical field
The present invention relates to a kind of clutch, particularly relate to a kind of non-friction type clutch.
Background technology
At present, for motor vehicle clutch many employings friction-type structure, by active friction plate and driven friction disk
Between joint and separation realize clutch transmission, general clutch needs frequently in the driving procedure of vehicle
Operation realizes the effective control to vehicle, and gradually increasing along with Vehicle's quantity, road traffic
Patency worse and worse, further increases the operation frequency of clutch, causes friction plate abrasion serious, maintenance frequency
Numerous, and the replacing of friction plate, installation difficulty, operating cost is higher, and service life is short.
Therefore, for solving the problems referred to above, need a kind of non-friction type clutch, it is to avoid because component wear brings
Maintenance frequently, life-span short problem, reduce operating cost.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of non-friction type clutch, it is possible to avoid because parts grind
Damage the problem that maintenance is frequent, the life-span is short brought, reduce operating cost.
The non-friction type clutch of the present invention, including active part, secondary part and running part；Described master
Dynamic part and is rotatably assorted together with secondary part coaxial package, and the face of being rotatably assorted of secondary part is provided with
The gear teeth；Described running part includes that radial floating is installed on the face that is rotatably assorted of active part and takes turns with described
The rocker piece of tooth engaged transmission；Described rocker piece and the tangential direction angle continuous variable of gear teeth application point；
Further, the quantity of described rocker piece and the quantity of the gear teeth is different and an odd lot multiple proportion；
Further, the crest top land of the described gear teeth is along secondary part axially by the face that is rotatably assorted of secondary part gradually
Radially protruding；Described secondary part also with active part axial sliding fit axial sliding by secondary part
The dynamic consecutive variations realizing rocker piece and gear teeth tangential direction angle；
Further, described rocker piece is floating ball structure, including radially slide the steel ball that is connected to active part and
For by steel ball radial compaction in the elastic component in the face that is rotatably assorted of secondary part；
Further, crest top land and the flank of tooth linking of the described gear teeth forms streamlined rounding off curved surface；
Further, described elastic component is the compression spring being radially arranged along active part；On described active part
Corresponding steel ball and compression spring are fixedly installed retainer；
Further, described secondary part is set in active part inner radial；Described active part is provided with disc；
The side of described retainer disc dorsad is provided with the defining flange extended radially inwardly；Described defining flange and master
The disc of dynamic part limits the stroke that slides axially of secondary part；
Further, described non-friction type clutch also include axial elasticity be supported in the disc of active part with from
Reset portion between dynamic part；
Further, described reset portion includes pushing cover and the bullet being rotationally connected with secondary part by thrust bearing
The back-moving spring that property is supported between the disc of active part and pushing cover；
Further, described retainer is fixed on the end face of active part, described location by alignment pin and bolt
Sell parallel with the axis of active part with the axis of bolt.
The invention has the beneficial effects as follows: the non-friction type clutch of the present invention, its active part and secondary part
Between by running part clutch transmission, and the running part drive mechanism that to be rocker piece match with the gear teeth is together
Time make the tangential direction angle continuous variable within the specific limits of application point between rocker piece and the gear teeth, produce continuously
Variable engaging force, when tangential direction angle is bigger can the output of the moment of torsion such as realization, transmission torque capability is strong, dynamic
Power performance is good, coordinates for non-model control between rocker piece with the gear teeth simultaneously, is avoided that the inspection brought because of component wear
Repair problem frequent, that the life-span is short, reduce operating cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the 3-D view of secondary part.
Detailed description of the invention
Fig. 1 is the structural representation of the present invention；Fig. 2 is the left view of Fig. 1；Fig. 3 is the three of secondary part
Dimensional view, as shown in the figure: the non-friction type clutch of the present embodiment, including active part 1, secondary part 2
And running part；Described active part 1 is together with secondary part 2 coaxial package and is rotatably assorted, driven
It is toothed around 3 on the face that is rotatably assorted of part 2；Described running part includes that radial floating is installed on initiative part
Divide on the face that is rotatably assorted of 1 and nibble the rocker piece of 3 conjunction transmissions with the described gear teeth；Described rocker piece and the gear teeth 3
The tangential direction angle continuous variable of application point；The face of being rotatably assorted of secondary part 2 refer on secondary part 2 with
The cooperation face that active part 1 is rotatably assorted；The face of being rotatably assorted of active part 1 refer on active part 1 with
The cooperation face that secondary part 2 is rotatably assorted；Active part 1 and secondary part 2 can be cover parts or dish
Class part, can also be able to be part suit with integral assembling between secondary part 2 and active part 1；The gear teeth
3 faces that are rotatably assorted being fixed on secondary part 2, the gear teeth 3 can be integrally molded so as gear knot with secondary part 2
Structure, radial floating install refer to by the elastomer such as rubber, spring can the installation of radial compression, by selecting
The elastomer of certain elastic modelling quantity makes produce certain engaging force between rocker piece with the gear teeth 3 and turn round with corresponding
Square carries out power transmission；Rocker piece starts continuous variable with the tangential direction angle of the gear teeth 3 application point from 0 °,
Certainly this angle is not more than 90 °；Rocker piece is spheroid or roller, makes the rocker piece can be along the gear teeth 3 flank of tooth and tooth
End face rolls；To acting on rocker piece and the flank of tooth that tangential direction angle is the gear teeth 3 of the gear teeth 3 application point
The tangent line of point and secondary part to should angle between tangent line at this application point on the circumference of application point, i.e. take turns
To should the complementary angle of pressure angle of application point on tooth 3；Active part 1 can coaxially be fixed on engine flywheel or
Person is fixedly installed in engine crankshaft directly as the flywheel of electromotor；Utilize rocker piece and the gear teeth 3 application point
The characteristic of tangential direction angle continuous variable, active part 1 and follower can be kept in certain torque range
Divide 2 geometric ratio transmissions, and when the load of secondary part 2 increases, rocker piece starts to float and on tooth surface edge
Circumferential movement so successively from different gear teeth meshing, make active part 1 and secondary part 2 that rotating speed to occur
Difference, keeps secondary part 2 with fixing moment of torsion output simultaneously；Active part 1 excircle be fixed with for
The external toothing 15 that vehicle starter motor is in transmission connection.
In the present embodiment, the quantity of described rocker piece is different from the quantity of the gear teeth 3 and an odd lot multiple proportion,
The quantity of rocker piece is more than 1；The quantity of the gear teeth 3 just can accommodate rocker piece or leave with its space width
The mode in a small amount of gap is rationally arranged；Can guarantee that at least partial floating block is relative with tooth slot position, makes the gear teeth
Couple drive immediately between 3 and rocker piece, it is to avoid inertia skids.
In the present embodiment, the crest top land of the described gear teeth 3 is axial by the rotation of secondary part 2 along secondary part 2
Cooperation face gradually radially protruding；Described secondary part 2 also with active part 1 axial sliding fit and by from
The consecutive variations realizing rocker piece with the gear teeth 3 tangential direction angle that slides axially of dynamic part 2；The i.e. gear teeth 3 edge
Axially the part crest top land of one end is the face that is rotatably assorted (being also the root circle of the gear teeth 3) with secondary part 2
The inclined-plane that the face of cylinder at place is connected mutually, make the tooth depth of these part gear teeth 3 by 0 continuous gradation, another end tooth
End face axially extends and makes these part gear teeth 3 form Cylinder Gear structure, gear teeth crest top land and secondary part 2
The face joining place that is rotatably assorted leaves certain interval to secondary part 2 end face, enables rocker piece to depart from the gear teeth
3 move on the face that is rotatably assorted of secondary part 2；Owing to the gear teeth 3 have the tooth depth portion by 0 continuous gradation
Point, therefore control secondary part 2 point cantact making rocker piece different from the gear teeth 3 that slides axially and can make floating
The tangential direction angle continuous variable within the specific limits of application point between block and the gear teeth 3, so produce continuously may be used
The engaging force become；The gear teeth are multiple and are symmetrical arranged along secondary part circumferential axis.
In the present embodiment, described rocker piece is floating ball structure, is connected to active part 1 including radially sliding
Steel ball 4 and for by steel ball 4 radial compaction in the elastic component in the face that is rotatably assorted of secondary part 2, steel ball 4
Contact matching property with the gear teeth 3 good, the transmission of power can be effectively ensured, can reduce simultaneously and the gear teeth 3 are processed
The requirement of precision, cost-effective.
In the present embodiment, the crest top land of the described gear teeth 3 and flank of tooth linking form streamlined rounding off curved surface,
The flank of tooth is also connected the streamlined rounding off curved surface of formation with bottom land, makes to act between rocker piece and the gear teeth 3
The tangential direction angle of point presents certain linear relationship with the axial location of secondary part 2, it is simple to transmission moment of torsion
The adjustment of size, makes to act between rocker piece and the gear teeth 3 soft simultaneously, prevents between rocker piece and the gear teeth 3
There is impact and collision, be beneficial to reduce noise and extend the life-span.
In the present embodiment, described elastic component is the compression spring 5 being radially arranged along active part 1；Described master
In dynamic part 1, corresponding steel ball 4 and compression spring 5 are fixedly installed retainer 6, and retainer 6 can independently set
Put or one-body molded with active part 1, i.e. retainer 6 belongs to a part for active part 1, such as Fig. 1 institute
Showing, secondary part 2 is set in the inner rotation of the retainer 6 of active part 1 and coordinates；Retainer 6 is independent
Arrange, the structure of active part 1 can be simplified, it is simple to processing and manufacturing, be provided with in retainer 6 for steel ball
4 slideways being slidably matched and for accommodating the cavity volume of compression spring 5, the gear teeth 3 height less than steel ball 4 radius,
Make on retainer 6, to arrange sufficiently long slideway to be slidably matched with steel ball 4, and do not tie with the gear teeth 3
Structure is interfered, and ensures the positioning precision of steel ball 4 simultaneously；For the rolling of beneficially steel ball 4 and compression spring 5
Stable position, is provided with along the direction being perpendicular to compression spring 5 centrage between steel ball 4 and compression spring 5
Pressing plate 14, the cavity volume inwall single-degree-of-freedom that pressing plate 14 accommodates compression spring 5 with being used on retainer 6 is sliding
Dynamic cooperation.
In the present embodiment, described secondary part 2 is set in active part 1 inner radial；Described active part
1 is provided with disc 7；The side of described retainer 6 disc 7 dorsad is provided with the defining flange 8 extended radially inwardly；
The disc 7 of described defining flange 8 and active part 1 limits the stroke that slides axially of secondary part 2, and then
Limit the scope of application point between rocker piece and the gear teeth 3, it is ensured that rocker piece acts on secondary part 2 all the time
Excircle, prevents rocker piece from coming off.
In the present embodiment, described non-friction type clutch also includes that axial elasticity is supported in the spoke of active part 1
The control that slides axially of the reset portion between plate 7 and secondary part 2, beneficially secondary part 2, available
The axial location of fork controls secondary part 2 and then this non-friction type clutch is applied to vehicle；With driven
Part 2 side relative with reset portion is inner side, then the one end inside the corresponding secondary part of the gear teeth 3 is tooth
The bigger end of height, the one end outside corresponding secondary part is tooth depth small end, when making secondary part 2 free state
Keep engaging with active part 1, meet the use habit of people, be beneficial to push away on the basis of existing resource
Wide application.
In the present embodiment, described reset portion includes being rotationally connected with secondary part 2 by thrust bearing 9
Pushing cover 10 and the back-moving spring 11 flexibly supported between the disc 7 and pushing cover 10 of active part 1, structure
Stable, compact.
In the present embodiment, described retainer 6 is fixed on active part 1 by alignment pin 12 and bolt 13
End face, described alignment pin 12 is parallel with the axis of active part 1 with the axis of bolt 13, makes active part
The centrifugal force that 1 rotation produces is vertical with alignment pin 12 and bolt 13 axis, is beneficial to prevent alignment pin 12 and spiral shell
Bolt 13 loosens.
Finally illustrate, above example only in order to technical scheme to be described and unrestricted, although
With reference to preferred embodiment, the present invention is described in detail, it will be understood by those within the art that,
Technical scheme can be modified or equivalent, without deviating from technical solution of the present invention
Objective and scope, it all should be contained in the middle of scope of the presently claimed invention.
Claims (9)
1. a non-friction type clutch, it is characterised in that: include active part, secondary part and driving section
Point；Described active part is together with secondary part coaxial package and is rotatably assorted, and the rotation of secondary part is joined
It is toothed around on conjunction face；Described running part includes that radial floating is installed on being rotatably assorted on face of active part
And can be with the rocker piece of described gear teeth meshing transmission；Described rocker piece connects with the tangential direction angle of gear teeth application point
Continuous variable；The crest top land of the described gear teeth is along secondary part axially by the face that is rotatably assorted of secondary part gradually radially
Protrude；Described secondary part also with active part axial sliding fit by the reality that slides axially of secondary part
Existing rocker piece and the consecutive variations at gear teeth tangential direction angle.
Non-friction type clutch the most according to claim 1, it is characterised in that: the number of described rocker piece
Measure and an odd lot multiple proportion different from the quantity of the gear teeth.
Non-friction type clutch the most according to claim 2, it is characterised in that: described rocker piece is floating
Spherical structure, including radially slide the steel ball being connected to active part and for by steel ball radial compaction in follower
The elastic component in the face that is rotatably assorted divided.
Non-friction type clutch the most according to claim 3, it is characterised in that: the tooth top of the described gear teeth
Face and flank of tooth linking form streamlined rounding off curved surface.
Non-friction type clutch the most according to claim 4, it is characterised in that: described elastic component is edge
The compression spring that active part is radially arranged；On described active part, corresponding steel ball and compression spring are fixedly installed
There is retainer.
Non-friction type clutch the most according to claim 5, it is characterised in that: described secondary part set
It is loaded on active part inner radial；Described active part is provided with disc；The side of described retainer disc dorsad
It is provided with the defining flange extended radially inwardly；Described defining flange limits secondary part with the disc of active part
The stroke that slides axially.
Non-friction type clutch the most according to claim 6, it is characterised in that: described non-friction type from
Clutch also includes the reset portion that axial elasticity is supported between the disc of active part and secondary part.
Non-friction type clutch the most according to claim 7, it is characterised in that: described reset portion subpackage
Include by thrust bearing be rotationally connected with the pushing cover of secondary part and flexibly support in active part disc with push away
Back-moving spring between lid.
9. according to the non-friction type clutch described in claim 5-8 any claim, it is characterised in that:
Described retainer is fixed on the end face of active part, described alignment pin and the axle of bolt by alignment pin and bolt
Line is parallel with the axis of active part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410171558.6A CN103925308B (en) | 2014-04-25 | 2014-04-25 | Non-friction type clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410171558.6A CN103925308B (en) | 2014-04-25 | 2014-04-25 | Non-friction type clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103925308A CN103925308A (en) | 2014-07-16 |
| CN103925308B true CN103925308B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410171558.6A Active CN103925308B (en) | 2014-04-25 | 2014-04-25 | Non-friction type clutch |
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| Country | Link |
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| CN (1) | CN103925308B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939503B (en) * | 2014-04-25 | 2017-02-01 | 重庆隆旺机电有限责任公司 | Non-friction type brake |
| CN107416614A (en) * | 2017-05-04 | 2017-12-01 | 张文革 | Damper |
| CN107461426B (en) * | 2017-08-24 | 2019-10-01 | 湖北亚钢金属制造有限公司 | Platen pressure dual modulated type clutch |
| CN107764549A (en) * | 2017-11-09 | 2018-03-06 | 湖北航嘉麦格纳座椅系统有限公司 | A kind of tooth set |
| CN108930782B (en) * | 2018-10-11 | 2021-09-10 | 宁波帕瓦莱斯智能科技有限公司 | Transmission mechanism based on gear adjustment |
| CN108930781B (en) * | 2018-10-11 | 2021-09-03 | 宁波帕瓦莱斯智能科技有限公司 | Transmission mechanism |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203979197U (en) * | 2014-04-25 | 2014-12-03 | 重庆隆旺机电有限责任公司 | Non-friction type clutch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200965023Y (en) * | 2006-10-11 | 2007-10-24 | 嘉兴市协力汽车部件有限公司 | Motor clutch device of electric vehicle |
| CN101334075B (en) * | 2008-07-23 | 2010-06-02 | 成都飞机设计研究所 | Disengagement self-locking and adjustable torque radial ball clutch |
| WO2013133162A1 (en) * | 2012-03-05 | 2013-09-12 | 並木精密宝石株式会社 | Clutch mechanism |
| CN103307140B (en) * | 2013-05-31 | 2015-09-30 | 西南大学 | Floating auxiliary roller type overrun clutch |
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2014
- 2014-04-25 CN CN201410171558.6A patent/CN103925308B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203979197U (en) * | 2014-04-25 | 2014-12-03 | 重庆隆旺机电有限责任公司 | Non-friction type clutch |
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| Publication number | Publication date |
|---|---|
| CN103925308A (en) | 2014-07-16 |
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