CN103925308A - Non-friction clutch - Google Patents
Non-friction clutch Download PDFInfo
- Publication number
- CN103925308A CN103925308A CN201410171558.6A CN201410171558A CN103925308A CN 103925308 A CN103925308 A CN 103925308A CN 201410171558 A CN201410171558 A CN 201410171558A CN 103925308 A CN103925308 A CN 103925308A
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- gear teeth
- active part
- secondary part
- type clutch
- friction type
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Abstract
The invention discloses a non-friction clutch which comprises a driving part, a driven part and a transmission part. The driving part and the driven part are coaxially assembled together in a sleeved mode and matched with each other in a rotary mode, and the rotary matching face of the driven part is provided with gear teeth; the transmission part comprises a floating block which is radially arranged on the rotary matching face of the driving part in a floating mode and is in mesh transmission with the gear teeth; the tangential angle of the floating block and the action point of the gear teeth can be changed continuously; the transmission part is of a transmission structure where the floating block is matched with the gear teeth, and the tangential angle of the action point of the floating block and the gear teeth is made to be changed continuously with in a certain range to generate continuous variable joint force; when the tangential angle is relatively large, equal-torque output is achieved, torque transmission capacity is strong, dynamic performance is good, meanwhile, the floating block and the gear teeth are in non-friction match so that the problems that overhaul is frequent and service life is short due to abrasion of the parts can be avoided, and operation cost is lowered.
Description
Technical field
The present invention relates to a kind of clutch, relate in particular to a kind of non-friction type clutch.
Background technique
At present, for motor vehicle clutch adopts friction type structure more, by the joint between active friction plate and driven friction disk and the separated clutch transmission of realizing, general clutch needs to operate frequently to realize the effective control to vehicle in the driving procedure of vehicle, and along with increasing gradually of Vehicle's quantity, the patency of road traffic worse and worse, more increased the operating frequency of clutch, cause friction plate abrasion serious, maintenance is frequent, and the replacing of friction plate, difficulty is installed, and operating cost is higher, and working life is short.
Therefore, for addressing the above problem, need a kind of non-friction type clutch, avoid the problem that maintenance is frequent, the life-span is short brought because of component wear, reduce operating cost.
Summary of the invention
In view of this, the object of this invention is to provide a kind of non-friction type clutch, can avoid the problem that maintenance is frequent, the life-span is short brought because of component wear, reduce operating cost.
Non-friction type clutch of the present invention, comprises active part, secondary part and drive part; Described active part is together with secondary part coaxial package and be rotatably assorted, and the face of being rotatably assorted of secondary part is provided with the gear teeth; Described drive part comprise that radial floating is installed on the face that is rotatably assorted of active part and with the slide pad of described gear teeth meshing transmission; The tangential direction angle continuous variable of described slide pad and gear teeth point of action;
Further, the quantity of described slide pad and the quantity of the gear teeth is different and an odd lot multiple relation;
Further, the Topland of the described gear teeth is axially radially protruded by the face that is rotatably assorted of secondary part gradually along secondary part; Described secondary part is also with active part axial sliding fit and realize the continuous variation at slide pad and gear teeth tangential direction angle by endwisely slipping of secondary part;
Further, described slide pad is floating ball structure, comprise radially slide be connected in active part steel ball and for by steel ball radial compaction in the elastic component of the face that is rotatably assorted of secondary part;
Further, the Topland of the described gear teeth and the flank of tooth are connected the streamlined rounding off curved surface of formation;
Further, the Compress Spring of described elastic component for radially arranging along active part; On described active part, corresponding steel ball and Compress Spring are fixedly installed retainer;
Further, described secondary part is set in active part inner radial; Described active part is provided with disc; A described retainer dorsad side of disc is provided with the defining flange extending radially inwardly; The disc of described defining flange and active part limits the stroke that endwisely slips of secondary part;
Further, described non-friction type clutch also comprises that axial elasticity is supported in the disc of active part and the reset part between secondary part;
Further, described reset portion is divided and is comprised by thrust bearing and be rotationally connected with the pushing cover of secondary part and elastic support in the disc of active part and the Returnning spring between pushing cover;
Further, described retainer is fixed on the end face of active part by locating stud and bolt, and described locating stud and the axis of bolt and the axis of active part are parallel.
The invention has the beneficial effects as follows: non-friction type clutch of the present invention, between its active part and secondary part, pass through drive part clutch transmission, and the tangential direction angle that the drive mechanism that drive part is slide pad to match with the gear teeth makes point of action between slide pad and the gear teeth simultaneously continuous variable within the specific limits, produce the engaging force of continuous variable, when tangential direction angle is larger, can realize and wait moment of torsion output, transmitting torque ability is strong, power performance is good, between slide pad and the gear teeth, be non-frictional fit simultaneously, can avoid the maintenance that brings because of component wear frequent, the problem that life-span is short, reduce operating cost.
Accompanying drawing explanation
Fig. 1 is 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.
Embodiment
Fig. 1 is 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, as shown in the figure: the non-friction type clutch of the present embodiment, comprises active part 1, secondary part 2 and drive part; Described active part 1 is together with secondary part 2 coaxial packages and be rotatably assorted, and the face of being rotatably assorted of secondary part 2 is provided with the gear teeth 3; Described drive part comprises that radial floating is installed on the face that is rotatably assorted of active part 1 and nibbles 3 with the described gear teeth and close the slide pad of transmission; The tangential direction angle continuous variable of described slide pad and the gear teeth 3 point of action; The face of being rotatably assorted of secondary part 2 refers to the fitting surface being rotatably assorted with active part 1 on secondary part 2; The face of being rotatably assorted of active part 1 refers to the fitting surface being rotatably assorted with secondary part 2 on active part 1; Active part 1 and secondary part 2 can be cover parts or disc parts, between secondary part 2 and active part 1, can integral assembling can be also part suits; The gear teeth 3 are fixed on the face that is rotatably assorted of secondary part 2, the gear teeth 3 can be one-body molded with secondary part 2 is gear structure, radial floating install refer to can radial compression by elastomers such as rubber, springs installation, by selecting the elastomer of certain Young's modulus make to produce between slide pad and the gear teeth 3 certain engaging force and carry out transmission of power with corresponding moment of torsion; The tangential direction angle of slide pad and the gear teeth 3 point of action is from 0 ° of beginning continuous variable, and this angle is not more than 90 ° certainly; Slide pad is spheroid or roller, and slide pad can be rolled along the gear teeth 3 flank of tooth and Topland; The tangential direction angle of slide pad and the gear teeth 3 point of action be on the flank of tooth of the gear teeth 3 to tangent line that should point of action and secondary part to the angle between this point of action place tangent line on should the circumference of point of action, i.e. the complementary angle to pressure angle that should point of action on the gear teeth 3; Active part 1 can coaxially be fixed on engine flywheel or directly as the flywheel of motor, be fixedly installed in engine crankshaft; Utilize the characteristic of the tangential direction angle continuous variable of slide pad and the gear teeth 3 point of action, can in certain torque range, keep active part 1 and secondary part 2 geometric ratio transmissions, and the load of secondary part 2 is when increase, slide pad starts to float and moves in the circumferential direction and then successively and different gear teeth meshing at tooth surface, make active part 1 and secondary part 2 occur speed discrepancy, keep the moment of torsion output of secondary part 2 to fix simultaneously; Active part 1 excircle is fixed with the external toothing 15 for being connected with vehicle launch motor-driven.
In the present embodiment, the different and an odd lot multiple relation of the quantity of the quantity of described slide pad and the gear teeth 3, the quantity of slide pad is greater than 1; The mode that the quantity of the gear teeth 3 just can be held slide pad with its space width or leave a small amount of gap rationally arranges; Can guarantee to have at least partial floating piece relative with tooth slot position, make to engage immediately transmission between the gear teeth 3 and slide pad, avoid inertia to skid.
In the present embodiment, the Topland of the described gear teeth 3 is axially radially protruded by the face that is rotatably assorted of secondary part 2 gradually along secondary part 2; Described secondary part 2 is also with active part 1 axial sliding fit and realize the continuous variation at slide pad and the gear teeth 3 tangential direction angles by endwisely slipping of secondary part 2; It is the inclined-plane that the gear teeth 3 cylndrical surface that the part Topland of one end is the face that is rotatably assorted (being also the root circle of the gear teeth 3) place with secondary part 2 is vertically connected mutually, make the tooth depth of these part gear teeth 3 by 0 continuous gradation, the other end Topland extends vertically makes these part gear teeth 3 form Cylinder Gear structure, the face that the is rotatably assorted joining place of gear teeth Topland and secondary part 2 leaves certain interval to secondary part 2 end faces, slide pad can be departed from the gear teeth 3 and on the face that is rotatably assorted at secondary part 2, move; Because the gear teeth 3 have tooth depth by the part of 0 continuous gradation, therefore control secondary part 2 and endwisely slip and make tangential direction angle that slide pad and some contact different on the gear teeth 3 can make point of action between slide pad and the gear teeth 3 continuous variable within the specific limits, and then the engaging force of generation continuous variable; The gear teeth are a plurality of and are symmetrical arranged along secondary part circumferential axis.
In the present embodiment, described slide pad is floating ball structure, comprise radially slide be connected in active part 1 steel ball 4 and for by steel ball 4 radial compactions in the elastic component of the face that is rotatably assorted of secondary part 2, it is good that steel ball 4 and the gear teeth 3 contact matching property, can effectively guarantee the transmission of power, can reduce the requirement to the gear teeth 3 machining accuracies simultaneously, cost-saving.
In the present embodiment, the Topland of the described gear teeth 3 and the flank of tooth are connected the streamlined rounding off curved surface of formation, the flank of tooth is also connected and forms streamlined rounding off curved surface with Bottom land, make the tangential direction angle of point of action and the axial position of secondary part 2 between slide pad and the gear teeth 3 present certain linear relationship, be convenient to the adjustment of transmitting torque size, make to act between slide pad and the gear teeth 3 soft simultaneously, prevent between slide pad and the gear teeth 3 occurring to impact and collision, be beneficial to and reduce noise and life-saving.
In the present embodiment, described elastic component is the Compress Spring 5 radially arranging along active part 1; On described active part 1, corresponding steel ball 4 and Compress Spring 5 are fixedly installed retainer 6, retainer 6 can independently arrange or be one-body molded with active part 1, it is the part that retainer 6 belongs to active part 1, as shown in Figure 1, secondary part 2 is set in the inner rotation cooperation of the retainer 6 of active part 1; Retainer 6 is independent to be arranged, can simplify the structure of active part 1, be convenient to manufacturing, in retainer 6, be provided with slideway for being slidably matched with steel ball 4 and for holding the cavity volume of Compress Spring 5, the gear teeth 3 are highly less than steel ball 4 radiuses, make, on retainer 6, sufficiently long slideway to be set and steel ball 4 is slidably matched, and do not interfere with the gear teeth 3 recurring structures, guarantee the positioning precision of steel ball 4 simultaneously; In order to be beneficial to the rolling of steel ball 4 and the stable position of Compress Spring 5, between steel ball 4 and Compress Spring 5, along the direction perpendicular to Compress Spring 5 center lines, be provided with pressing plate 14, being slidably matched for holding the cavity volume inwall single-degree-of-freedom of Compress Spring 5 on pressing plate 14 and retainer 6.
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; A described retainer 6 dorsad side of disc 7 is provided with the defining flange 8 extending radially inwardly; Described defining flange 8 limits the stroke that endwisely slips of secondary part 2 with the disc 7 of active part 1, and then limits the scope of point of action between slide pad and the gear teeth 3, guarantees that slide pad acts on the excircle of secondary part 2 all the time, prevents that slide pad from coming off.
In the present embodiment, described non-friction type clutch also comprises that axial elasticity is supported in the disc 7 of active part 1 and the reset part between secondary part 2, be beneficial to the control that endwisely slips of secondary part 2, can utilize the axial position of fork controls secondary part 2 and then this non-friction type clutch is applied to vehicle; The secondary part 2 of take divides a relative side as inner side with reset portion, one end of the corresponding secondary part of the gear teeth 3 inner side is the larger end of tooth depth, the one end in corresponding secondary part outside is that tooth depth is compared with small end, while making secondary part 2 free state, keep engaging with active part 1, the use habit that meets people, is beneficial on existing resource basis and applies.
In the present embodiment, described reset portion is divided and is comprised by thrust bearing 9 and be rotationally connected with the pushing cover 10 of secondary part 2 and elastic support in the disc 7 of active part 1 and the Returnning spring 11 between pushing cover 10, structural stability, compactness.
In the present embodiment, described retainer 6 is fixed on the end face of active part 1 by locating stud 12 and bolt 13, the axis of described locating stud 12 and bolt 13 is parallel with the axis of active part 1, the centrifugal force that active part 1 rotation is produced is vertical with bolt 13 axis with locating stud 12, is beneficial to and prevents that locating stud 12 and bolt 13 from becoming flexible.
Finally explanation is, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technological scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (10)
1. a non-friction type clutch, is characterized in that: comprise active part, secondary part and drive part; Described active part is together with secondary part coaxial package and be rotatably assorted, and the face of being rotatably assorted of secondary part is provided with the gear teeth; Described drive part comprise that radial floating is installed on the face that is rotatably assorted of active part and can with the slide pad of described gear teeth meshing transmission; The tangential direction angle continuous variable of described slide pad and gear teeth point of action.
2. non-friction type clutch according to claim 1, is characterized in that: the quantity of described slide pad and an odd lot multiple relation different from the quantity of the gear teeth.
3. non-friction type clutch according to claim 2, is characterized in that: the Topland of the described gear teeth is axially radially protruded by the face that is rotatably assorted of secondary part gradually along secondary part; Described secondary part is also with active part axial sliding fit and realize the continuous variation at slide pad and gear teeth tangential direction angle by endwisely slipping of secondary part.
4. non-friction type clutch according to claim 3, is characterized in that: described slide pad is floating ball structure, comprise radially slide be connected in active part steel ball and for by steel ball radial compaction in the elastic component of the face that is rotatably assorted of secondary part.
5. non-friction type clutch according to claim 4, is characterized in that: the Topland of the described gear teeth and the flank of tooth are connected the streamlined rounding off curved surface of formation.
6. non-friction type clutch according to claim 5, is characterized in that: the Compress Spring of described elastic component for radially arranging along active part; On described active part, corresponding steel ball and Compress Spring are fixedly installed retainer.
7. non-friction type clutch according to claim 6, is characterized in that: described secondary part is set in active part inner radial; Described active part is provided with disc; A described retainer dorsad side of disc is provided with the defining flange extending radially inwardly; The disc of described defining flange and active part limits the stroke that endwisely slips of secondary part.
8. non-friction type clutch according to claim 7, is characterized in that: described non-friction type clutch also comprises that axial elasticity is supported in the disc of active part and the reset part between secondary part.
9. non-friction type clutch according to claim 8, is characterized in that: described reset portion is divided and comprised by thrust bearing and be rotationally connected with the pushing cover of secondary part and elastic support in the disc of active part and the Returnning spring between pushing cover.
10. according to the non-friction type clutch described in the arbitrary claim of claim 6-9, it is characterized in that: described retainer is fixed on the end face of active part by locating stud and bolt, described locating stud and the axis of bolt and the axis of active part are parallel.
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 true CN103925308A (en) | 2014-07-16 |
| CN103925308B CN103925308B (en) | 2016-08-17 |
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Family Applications (1)
| 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) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939503A (en) * | 2014-04-25 | 2014-07-23 | 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 |
| CN107461426A (en) * | 2017-08-24 | 2017-12-12 | 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 |
| CN108930782A (en) * | 2018-10-11 | 2018-12-04 | 孙丽洁 | A kind of transmission mechanism adjusted based on gear |
| CN108930781A (en) * | 2018-10-11 | 2018-12-04 | 操年年 | A kind of transmission mechanism |
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| 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 |
| CN101334075A (en) * | 2008-07-23 | 2008-12-31 | 成都飞机设计研究所 | Force moment adjustable radial ball geared clutch capable of self-locking when in disengagement |
| WO2013133162A1 (en) * | 2012-03-05 | 2013-09-12 | 並木精密宝石株式会社 | Clutch mechanism |
| CN103307140A (en) * | 2013-05-31 | 2013-09-18 | 西南大学 | Floating auxiliary roller type overrun clutch |
| 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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2014
- 2014-04-25 CN CN201410171558.6A patent/CN103925308B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN101334075A (en) * | 2008-07-23 | 2008-12-31 | 成都飞机设计研究所 | Force moment adjustable radial ball geared clutch capable of self-locking when in disengagement |
| WO2013133162A1 (en) * | 2012-03-05 | 2013-09-12 | 並木精密宝石株式会社 | Clutch mechanism |
| CN103307140A (en) * | 2013-05-31 | 2013-09-18 | 西南大学 | Floating auxiliary roller type overrun clutch |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939503A (en) * | 2014-04-25 | 2014-07-23 | 重庆隆旺机电有限责任公司 | Non-friction type brake |
| 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 |
| CN107461426A (en) * | 2017-08-24 | 2017-12-12 | 湖北亚钢金属制造有限公司 | Platen pressure dual modulated type clutch |
| 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 |
| CN108930782A (en) * | 2018-10-11 | 2018-12-04 | 孙丽洁 | A kind of transmission mechanism adjusted based on gear |
| CN108930781A (en) * | 2018-10-11 | 2018-12-04 | 操年年 | A kind of transmission mechanism |
| 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 |
Also Published As
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|---|---|
| CN103925308B (en) | 2016-08-17 |
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