CN104315010A - Double-plate clutch mechanism and mechanical transmission comprising double-plate clutch mechanism - Google Patents
Double-plate clutch mechanism and mechanical transmission comprising double-plate clutch mechanism Download PDFInfo
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- CN104315010A CN104315010A CN201410511303.XA CN201410511303A CN104315010A CN 104315010 A CN104315010 A CN 104315010A CN 201410511303 A CN201410511303 A CN 201410511303A CN 104315010 A CN104315010 A CN 104315010A
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Abstract
The invention discloses a double-plate clutch mechanism. The double-plate clutch mechanism comprises a front shell, a front shell sealing end cover, a middle shell, a back shell, an input shaft double-clutch rotating hub, an inner shaft, an outer shaft, an inner shaft pressure plate rotating cage and an outer shaft fixed outer gear hub, wherein the input shaft double-clutch rotating hub is used for driving the inner shaft or the outer shaft through inner and outer ring clutch friction plates; the inner shaft pressure plate rotating cage rotates together with the outer shaft fixed outer gear hub or an outer shaft fixed inner gear rotating hub. The invention discloses a mechanical transmission. The mechanical transmission comprises the double-plate clutch mechanism. The external input energy efficiency is maximized. Through application of the double-plate clutch mechanism in the field of automobiles, an engine can work in a most fuel-saving region, and a vehicle adapts to various road conditions. The double-plate clutch mechanism works stably without impact, the copper loss and iron loss of a mechanical system are reduced, the mechanical life is prolonged, and an excellent energy-saving effect is achieved. The double-plate clutch mechanism is suitable for transport vehicles (vehicles, planes and ships) and other energy-saving speed regulating devices.
Description
Technical field
The present invention relates to clutch field, specifically a kind of double-plate clutch mechanism and the mechanical transmission comprising double-plate clutch mechanism.
Background technique
Double-plate clutch belongs to Wet-type multi-disc double clutch, utilize actuating motor vector control pressure to drive interior axle to compress clutch friction plate, the Power output of outer shaft, spring (helical spring or butterfly spring) the part pressurized that clutch compressing disc makes one group of circumference when a certain group of clutch work, this will drive sails this group platen compression clutch friction plate, internal tooth is made under frictional force effect, external tooth friction plate is combined into entirety, the tooth that friction plate heel turns hub with the two clutch of input shaft rotates, also fixedly turn hub or outer shaft with internal tooth fixedly to turn hub connection and make Power output arrive corresponding axle, when pushing force eliminated by actuating motor, under elastic force effect, make friction plate platen reset, in, external tooth friction plate is separated, transmission of power disconnects.The inner ring clutch plate of double-plate clutch controls interior shaft drive system, and outer ring clutch plate controls outer shaft power train, and interior axle and outer shaft stop one to move, and mutually switches, realize car gear shifting speed changing function, make vehicle reduce oil consumption, improve the travelling comfort of driving.
All there is many shortcomings in the stepless speed variator technology of two types of the prior art;
(1) dry dual clutch is by the Combined clutch of two manual transmissions, manufacturing process is complicated, in traffic congestion section, stop-start easily causes friction plate burning repeatedly, and the travelling comfort of driving is poor, belongs to hydraulic control, pressure controling precision requires high, manufacture cost is very large, and part difficulty of processing is large, and part up-to-standard rate is low, rate of fault is high, repairs difficulty.
(2) wet dual clutch transmission, the travelling comfort of driving is better than dry dual clutch, and oil cooling but friction plate does not produce burn-off phenomenon, but all-hydraulic control system, part difficulty of processing is large, and part up-to-standard rate is low, and manufacture cost is very large, repairs difficulty.
Above-mentioned two kinds of double-clutch speed changers all belong to hydraulic control system, and manufacture cost is large, and structure and control complexity, manufacture processing cost high, rate of fault is high, maintenance difficult.
Summary of the invention
In order to overcome the deficiencies in the prior art, by to dry type and wet type strengths and weaknesses analysis, the invention provides a kind of double-plate clutch mechanism, comprise front case, the two clutch of front case end cover, middle shell, rear case, input shaft turns hub, inner shaft, outer shaft, interior axial compression dish rotating cage, outer shaft are fixed external tooth and turned hub, the two clutch of input shaft turn hub driven by Internal and external cycle clutch friction plate in axle or outer shaft, interior axial compression dish rotating cage is fixed external tooth with outer shaft and is turned hub or outer shaft and fix internal tooth and turn hub and rotate.
Further, the depression bar break-through outer shaft of described interior axial compression dish rotating cage is fixed external tooth and is turned hub or outer shaft and fix internal tooth and turn hub, and depression bar two ends are respectively equipped with end face release bearing and annular end face bearing.
Further, axle shift fork cover in interior axial compression dish operating handle pushing, interior axle shift fork cover transmits axial pressure to interior axial compression dish rotating cage, and described annular end face bearing is arranged between described interior axial compression dish rotating cage and interior axle shift fork cover.
Further, outer shaft platen operating handle is by outer shaft shift fork cover and shift fork fixed support, and pushing outer shaft clutch plate platen, described outer shaft clutch plate platen and outer shaft shift fork cover arrange annular end face bearing, and outer shaft clutch plate platen divides into ball slot type slide mechanism.
Further, described input shaft bidentate turns hub for the same wall construction of external tooth in the two internal tooth arrangement of two walls or single wall.
Further, interior axle fixes the input end that external tooth turns hub spline or is weldingly fixed on interior axle, circumferentially uniform pillar shaped helical spring or with butterfly spring, this spring makes interior shaft clutch sheet platen reset, interior shaft clutch sheet platen and interior axial compression dish spring are furnished with directional post, and interior axle is fixed in through hole that external tooth turns hub and arranged steel ball chute.
Further, described interior axial compression dish rotating cage depression bar is uniform at circumferencial direction.
Further, described outer shaft is fixed circumferencial direction that internal tooth turns hub and is provided with that two row's different inner diameters are uniform just to be arranged or the cylinder strut kong of the row of dislocation, to the pressure-bearing end face of friction plate is arranged at circumferencial direction, two row's different inner diameters are uniform just to be arranged or the cylinder depression bar of the row of dislocation outer shaft clutch plate platen, and described cylinder depression bar position and outer shaft are fixed internal tooth to turn the cylinder strut kong of hub corresponding.
Further, in the shift fork mouth of described interior axial compression dish operating handle inserts axle shift fork cover circular groove in, overlap contacting point at shift fork mouth and interior axle shift fork and slip steel ball is housed makes shift fork overlap the upper and lower relative sliding of relative shift fork.
The invention provides a kind of mechanical transmission, comprise above-mentioned double-plate clutch mechanism.
Double-plate clutch mechanism of the present invention leads to the method compressed or loosen clutch friction plate and can solve power and be transformed into outer shaft from interior axle or be transformed into the object of interior axle again from outer shaft, and power is exported as required, is also the bridge of input and output.Make outside input maximize energy efficiency, be make motor carry out work in the most fuel-efficient district in the object of automotive field application double-plate clutch speed changer, and make vehicle adapt to various road conditions.Double-plate clutch speed changer working procedure is steady, without impacting, reducing the copper loss iron loss of mechanical system, in the prolonged mechanical life-span, having good energy-saving effect.Be applicable to traffic delivery means (vehicle, aircraft, boats and ships) and other energy-saving speed regulating equipment.
Accompanying drawing explanation
Fig. 1 is the sectional view of the mechanical transmission of double-plate clutch mechanism of the present invention;
Fig. 2 is another embodiment of double-plate clutch mechanism.
Each reference character implication in figure: 1-front case, 2-front case end cover, 3-end cap rear bearing pressing plate, 4-end cap rear bearing, 5-end cap fore bearing, the two clutch of 6-input shaft turns hub, 7-input end seal ring, axle front end needle bearing in 8-, axle in 9-, in 10-, axle is fixed external tooth and is turned hub, shaft clutch sheet in 11-, shaft clutch sheet platen in 12-, 13-outer shaft clutch plate pressure, 14-outer shaft platen operating handle, axial compression dish operating handle in 15-, 16-middle shell bearing plate, 17-middle shell, 18-outer shaft middle shell zanjon bearing, needle bearing in axle in 19-, 20-outer shaft output gear, needle bearing after axle in 21-, 22-outer shaft, axle output gear in 23-, axle rigid bearing in 24-back cover, 25-rear case, with outer shaft input gear in the middle of 26-, with interior axle input gear in the middle of 27-, 28-jack shaft, 29-jack shaft rigid bearing, 30-jack shaft output gear, 31-differential mechanism and large fluted disc assembly, axial compression dish rotating cage in 32-, 33-outer shaft is fixed external tooth and is turned hub, 34-outer shaft clutch plate platen, 35-outer shaft platen spring, axial compression dish spring in 36-, 37-end face release bearing, 38-annular end face bearing, axle shift fork cover in 39-, 40-shift fork fixed support, 41-outer shaft shift fork cover, 42-linear bearing, 43-ball slot type slide mechanism, 44-outer shaft is fixed internal tooth and is turned hub.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment one
As shown in Figure 1, for completing transmission system gear shift requirement: the interior axial compression dish rotating cage 32 of circumference uniform distribution pressed by double-plate clutch mechanism of the present invention before comprising annular end face bearing 38, depression bar break-through outer shaft is fixed external tooth and is turned hub 33, depression bar perforation place is provided with steel ball chute, ensure that depression bar to-and-fro motion is smooth and easy, interior axial compression dish rotating cage 32 is shaft clutch sheet platen 12 in end face release bearing compresses, and interior axial compression dish rotating cage 32 is fixed external tooth with outer shaft and turned hub 33 and rotate.Outer shaft is fixed external tooth and is turned hub 33 and coordinate with friction plate for external tooth form, and during outer shaft clutch plate platen 34 pressing friction sheet, outer shaft 22 starts Power output.
Driving link is that the two clutch of input shaft turns hub 6, and driven member is interior axle 9 and outer shaft 22.Interior axial compression dish operating handle 15 pushes interior axle shift fork cover 39, interior axle shift fork cover 39 transmits axial pressure to interior axial compression dish rotating cage 32, and compress interior shaft clutch sheet 11 by interior shaft clutch sheet platen 12, drive interior axle to fix external tooth and turn hub 10, make interior axle output gear 23 outputting power, when motor B unclamps, interior axial compression dish spring 36 makes interior shaft clutch sheet platen 12 reset, now interior axle is unpowered, shaft drive system in composition.
Outer shaft fixedly turns hub 33, by outer shaft platen operating handle 14, annular end face bearing, outer shaft shift fork cover 41, shift fork fixed support 40, ball slot type slide mechanism 43 pushes outer shaft clutch plate platen 34 and compresses outer shaft clutch plate 13, under frictional force effect, inside and outside tooth friction plate forms entirety, and make outer shaft output gear 20 turn hub 6 with the two clutch of input shaft and rotate together, after motor A unclamps, outer shaft platen spring 35 makes outer shaft clutch plate platen 34 reset, now outer shaft is unpowered, composition outer shaft power train.
Jack shaft 28 carries the power that outer shaft and interior axle pass over and passes to differential mechanism, jack shaft and outer shaft input gear 26, jack shaft and interior axle input gear 27, axis output gear 30, differential mechanism and large fluted disc assembly 31, composition mechanical transmission, can realize second gear, three class gear shift, seven grades of speed changes, nine grades of speed changes
Input shaft bidentate turns hub 6 and the two clutch of input shaft turns hub independent operation with external tooth in wall, and Fig. 1 is depicted as the two internal tooth arrangement of two wall, the axial push power of interior edge face carrying friction plate.Fig. 2 is depicted as the same wall construction of external tooth in single wall, and two kinds of modes all turn by input shaft bidentate the axial push power that hub 6 interior edge face carries friction plate.
Front case end cover 2 adopts outer oil seal duplex bearing to fix input shaft bidentate to turn hub 6, and meets the requirement of its independent operation.
Interior axle fixes external tooth, and to turn hub 10 are the input ends being fixed on interior axle 9 by spline or welding method, circumferentially uniform pillar shaped helical spring or with butterfly spring, this spring makes interior shaft clutch sheet platen 12 reset, interior shaft clutch sheet platen 12 and interior axial compression dish spring 36 are furnished with directional post, and directional post and interior axle are fixed and arranged steel ball chute in through hole that external tooth turns hub 10 and make to-and-fro motion smooth and easy.
Interior axial compression dish rotating cage 32 depression bar is uniform at circumferencial direction, depression bar break-through outer shaft is fixed external tooth and is turned hub 33, and follow outer shaft and fix external tooth and turn hub 33 and rotate together, there is plane separation bearing at interior axial compression dish rotating cage 32 two ends, within institute, axial compression dish rotating cage 32 is not followed interior shaft clutch sheet platen 12 and is rotated, and only passing shaft is to pushing force.
Interior axial compression dish operating handle 15 and interior axle shift fork overlap 39 annexations, in the shift fork mouth of interior axial compression dish operating handle 15 inserts axle shift fork cover 39 circular groove in, overlap contacting point at shift fork mouth and shift fork and slip steel ball is housed makes shift fork overlap relative shift fork to have upper and lower relative sliding.
The depression bar break-through outer shaft of interior axial compression dish rotating cage 32 is fixed external tooth and is turned hub 33, and transfer.
Interior axle shift fork cover 39 is not followed interior axial compression dish rotating cage 32 and is rotated, and its structure is have release bearing between interior axle shift fork cover 39 and interior axial compression dish rotating cage 32.
Outer shaft shown in Fig. 1 and Fig. 2 fixedly turns hub, be two kinds of structural type differences, but power transmission ability is identical.Fig. 1 is that outer shaft is fixed external tooth to turn hub 33 be connected with friction plate in external tooth mode.Fig. 2 is that outer shaft is fixed internal tooth to turn hub 44 be connected with friction plate in internal tooth mode.
Embodiment two
Fig. 2 shows another mode of execution of this double-plate clutch mechanism.
The two clutch of the input shaft of this double-plate clutch mechanism turns hub 6 and makes same wall into and have internal tooth and add external tooth, axle in internal tooth drives, and external tooth drives outer shaft, eliminates outer ring internal tooth hub wall.Outer shaft is fixed internal tooth and is turned hub 44 external tooth of embodiment one is modified as internal tooth, and increases at circumferencial direction that two row's different inner diameters are uniform just to be arranged or the cylinder strut kong of the row of dislocation, and this pore area steel ball chute, depression bar to-and-fro motion smoothness guaranteed by steel ball chute.The pressure-bearing end face of outer shaft clutch plate platen 34 pairs of friction plates increases at circumferencial direction that two row's different inner diameters are uniform just to be arranged or the cylinder depression bar of the row of dislocation, and depression bar spatial position and outer shaft are fixed internal tooth to turn the double-row hole of hub 44 corresponding.Complete power when outer shaft clutch plate platen 34 pressure-bearing and be switched to outer shaft output from interior axle, equally also can transform to interior axle from outer shaft and export, reach the function that two clutch is changed mutually.
The two clutch of input shaft turns hub 6 and makes same wall into and have internal tooth and external tooth, and axle in internal tooth drives, external tooth drives outer shaft.
The present invention rationally connects because each parts independently work, and can also crippledly go home when a certain axle loses efficacy, adding increasing clutch friction plate according to torque demand, is also the application of Redundancy Design theory in this speed changer.Double-plate clutch of the present invention is simple with the mechanical transmission structure comprising this double-plate clutch mechanism, number of components is few, can realize second gear, three class gear shift, seven grades of speed changes, nine grades of speed changes, less demanding to machining accuracy, manufacture cost is 2/3rds of current double-clutch speed changer.Owing to adopting actuating motor to work as required, its transmission efficiency improves more than 5% than existing double-clutch speed changer.
The present invention adopts the motion mode of intersection, intersects and has slot type slide mechanism 43, not high to the required precision of processing, and the control mode that clutch switches is very simple, only drives two one control levers with two little actuating motors.Avoid the oil circuit pipeline that prior art adopts the actuator of complicated oil pump, multiple proportional solenoid valve control, complicated electromagnetism electricity valve valve block, gear box casing complexity.
The present invention adopts Redundancy Design, expand the scope transmitting kinetic energy, covering torque range is wide, meet driving torque needed for various road conditions, control algorithm is very simple, produces platen and resets, make unit cost be 1/3rd of other speed changer with the elastic compression power of setting themselves, keep in repair very convenient and cost is low, to manufacture and repair and maintaining less demanding.
Shown in the above and figure is only the preferred embodiment of the present invention.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from principle of the present invention, can also make some modification and improvement, these also should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a double-plate clutch mechanism, comprise front case (1), the two clutch of front case end cover (2), middle shell (17), rear case (25), input shaft turns hub (6), interior axle (9), outer shaft (22), interior axial compression dish rotating cage (32), outer shaft are fixed external tooth and turned hub (33), it is characterized in that: the two clutch of input shaft turn hub (6) driven by Internal and external cycle clutch friction plate in axle (9) or outer shaft (22), interior axial compression dish rotating cage (32) is fixed external tooth with outer shaft and is turned hub (33) or outer shaft and fix internal tooth and turn hub (44) and rotate.
2. double-plate clutch mechanism as claimed in claim 1, it is characterized in that: the depression bar break-through outer shaft of described interior axial compression dish rotating cage (32) is fixed external tooth and turned hub (33) or outer shaft and fix internal tooth and turn hub (44), and depression bar two ends are respectively equipped with end face release bearing (37) and annular end face bearing (38).
3. double-plate clutch mechanism as claimed in claim 2, it is characterized in that: axle shift fork cover (39) in interior axial compression dish operating handle (15) pushing, interior axle shift fork cover (39) transmits axial pressure to interior axial compression dish rotating cage (32), and described annular end face bearing (38) is arranged between described interior axial compression dish rotating cage (32) and interior axle shift fork cover (39).
4. double-plate clutch mechanism as claimed in claim 1, it is characterized in that: outer shaft platen operating handle (14) is by outer shaft shift fork cover (41) and shift fork fixed support (40), pushing outer shaft clutch plate platen (34), described outer shaft clutch plate platen (34) and outer shaft shift fork cover (41) arrange annular end face bearing, and outer shaft clutch plate platen (34) divides into ball slot type slide mechanism (43).
5. double-plate clutch mechanism as claimed in claim 1, is characterized in that: described input shaft bidentate turns hub (6) for the same wall construction of external tooth in the two internal tooth arrangement of two walls or single wall.
6. double-plate clutch mechanism as claimed in claim 1, it is characterized in that: interior axle is fixed external tooth and turned hub (10) spline or the input end being weldingly fixed on interior axle (9), circumferentially uniform pillar shaped helical spring or with butterfly spring, this spring makes interior shaft clutch sheet platen (12) reset, interior shaft clutch sheet platen (12) and interior axial compression dish spring (36) are furnished with directional post, and interior axle is fixed in through hole that external tooth turns hub (10) and arranged steel ball chute.
7. double-plate clutch mechanism as claimed in claim 1, is characterized in that: described interior axial compression dish rotating cage (32) depression bar is uniform at circumferencial direction.
8. double-plate clutch mechanism as claimed in claim 1, it is characterized in that: described outer shaft is fixed circumferencial direction that internal tooth turns hub (44) and is provided with that two row's different inner diameters are uniform just to be arranged or the cylinder strut kong of the row of dislocation, to the pressure-bearing end face of friction plate is arranged at circumferencial direction, two row's different inner diameters are uniform just to be arranged or the cylinder depression bar of the row of dislocation outer shaft clutch plate platen (34), and described cylinder depression bar position and outer shaft are fixed internal tooth to turn the cylinder strut kong of hub (44) corresponding.
9. double-plate clutch mechanism as claimed in claim 3, it is characterized in that: the shift fork mouth of described interior axial compression dish operating handle (15) inserts in the circular groove of interior axle shift fork cover (39), with interior axle shift fork cover (39) contacting point, slip steel ball is housed makes shift fork overlap the upper and lower relative sliding of relative shift fork at shift fork mouth.
10. a mechanical transmission, is characterized in that: the double-plate clutch mechanism comprising one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410511303.XA CN104315010B (en) | 2014-09-29 | 2014-09-29 | Double-plate clutch mechanism and the mechanical transmission including double-plate clutch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410511303.XA CN104315010B (en) | 2014-09-29 | 2014-09-29 | Double-plate clutch mechanism and the mechanical transmission including double-plate clutch mechanism |
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| Publication Number | Publication Date |
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| CN104315010A true CN104315010A (en) | 2015-01-28 |
| CN104315010B CN104315010B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410511303.XA Active CN104315010B (en) | 2014-09-29 | 2014-09-29 | Double-plate clutch mechanism and the mechanical transmission including double-plate clutch mechanism |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930162A (en) * | 2015-04-03 | 2015-09-23 | 谢秀花 | Speed changing box |
| CN105020296A (en) * | 2015-08-18 | 2015-11-04 | 崔博琳 | Wet type double-clutch mechanism capable of mechanically pressing friction pieces |
| CN105422682A (en) * | 2015-12-24 | 2016-03-23 | 中国人民解放军装甲兵工程学院 | Magnetorheological double clutch |
| CN107781333A (en) * | 2016-08-30 | 2018-03-09 | 力博重工科技股份有限公司 | The high-power liquid of novel high speed glues clutch and double brake integrated device |
| CN109958761A (en) * | 2017-12-26 | 2019-07-02 | 杭州贵腾汽车传动科技有限公司 | The manipulation executing agency of the bis- clutches of DCT |
| CN112524172A (en) * | 2020-11-30 | 2021-03-19 | 无锡明恒混合动力技术有限公司 | Axial double-clutch structure for hybrid power transmission |
| CN112524171A (en) * | 2020-11-30 | 2021-03-19 | 无锡明恒混合动力技术有限公司 | Radial double-clutch structure for hybrid power transmission |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104930162A (en) * | 2015-04-03 | 2015-09-23 | 谢秀花 | Speed changing box |
| CN105020296B (en) * | 2015-08-18 | 2018-01-16 | 崔博琳 | The wet-type dual-clutch mechanism of mechanical pressing friction piece |
| CN105020296A (en) * | 2015-08-18 | 2015-11-04 | 崔博琳 | Wet type double-clutch mechanism capable of mechanically pressing friction pieces |
| CN105422682B (en) * | 2015-12-24 | 2019-08-30 | 马鞍山市新桥工业设计有限公司 | A kind of magnetorheological double clutch |
| CN105422682A (en) * | 2015-12-24 | 2016-03-23 | 中国人民解放军装甲兵工程学院 | Magnetorheological double clutch |
| CN107781333A (en) * | 2016-08-30 | 2018-03-09 | 力博重工科技股份有限公司 | The high-power liquid of novel high speed glues clutch and double brake integrated device |
| CN107781333B (en) * | 2016-08-30 | 2024-03-19 | 力博重工科技股份有限公司 | Novel high-speed high-power hydraulic viscous clutch and double-brake integrated device |
| CN109958761A (en) * | 2017-12-26 | 2019-07-02 | 杭州贵腾汽车传动科技有限公司 | The manipulation executing agency of the bis- clutches of DCT |
| CN109958761B (en) * | 2017-12-26 | 2020-12-08 | 杭州贵腾汽车传动科技有限公司 | DCT double-clutch operating and executing mechanism |
| CN112524172A (en) * | 2020-11-30 | 2021-03-19 | 无锡明恒混合动力技术有限公司 | Axial double-clutch structure for hybrid power transmission |
| CN112524171A (en) * | 2020-11-30 | 2021-03-19 | 无锡明恒混合动力技术有限公司 | Radial double-clutch structure for hybrid power transmission |
| CN112524171B (en) * | 2020-11-30 | 2022-03-01 | 无锡明恒混合动力技术有限公司 | Radial double-clutch structure for hybrid power transmission |
| CN112524172B (en) * | 2020-11-30 | 2022-03-22 | 无锡明恒混合动力技术有限公司 | Axial double-clutch structure for hybrid power transmission |
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| CN104315010B (en) | 2016-08-31 |
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