CN104315031A - Electromagnetic and intelligent coupler - Google Patents
Electromagnetic and intelligent coupler Download PDFInfo
- Publication number
- CN104315031A CN104315031A CN201410551393.5A CN201410551393A CN104315031A CN 104315031 A CN104315031 A CN 104315031A CN 201410551393 A CN201410551393 A CN 201410551393A CN 104315031 A CN104315031 A CN 104315031A
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- housing
- attrition piece
- annular groove
- electromagnetic
- friction disc
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Abstract
The invention provides an electromagnetic and intelligent coupler which is of a rotating body assembly. One end of the electromagnetic and intelligent coupler is provided with a driving shaft (1), and the other end of the electromagnetic and intelligent coupler is provided with an output shaft (10); the external surface of the driven shaft is provided with a shell (17) with an inner cavity; the shoulder of the shell (17) is provided with an annular groove (16); an electromagnetic coil (3) is arranged in the annular groove (16) and is in clearance fit with the annular groove (16); a central shaft (4) is positioned in a key slot of a rotary driving shaft (1), and the upper part of the central shaft (4) is provided with a thrust bearing driving disc (7) and a clutch pressure plate (13). The electromagnetic and intelligent coupler is characterized in that the driving shaft (1) is in press-fitting fit with the shell (17) by virtue of a connecting ring (15). By virtue of press-fitting fit among the driving shaft, connecting ring and shell of the electromagnetic and intelligent coupler, the processing process is relatively simple, welding deformation is avoided, the manufacturing cost is greatly lowered and the application range is enlarged.
Description
Technical field
The present invention relates to the main gearbox assembly in auto parts and components, especially relate to front-rear axle, gearbox, the electromagnetism intelligence Coupler of transfer case driving mechanism.
Background technique
4 wheel driven is that vehicle keeps four-wheel drive in whole running process always, and engine output torque is with fixing pro rate to front and back wheels, and four-wheel drive system major product has: time-sharing system, full-time system, intelligent system and synchronizer etc.Electromagnetism intelligence Coupler is exactly the one in intelligent four-wheel drive system, it is the interactive torque management solution being converted to four-wheel drive for the horizontal front-wheel drive of engine behind front wheel, and it can be arranged on vehicle front-rear axle, transfer case, gearbox, is controlled by ECU (Electrical Control Unit) ECU.
When electromagnetism intelligence Coupler is judged to be that front-wheel skids by ECU (Electrical Control Unit) according to traveling state of vehicle, suitable electric current is provided to the first order of ITM adjustable electromagnetism intelligence Coupler, make torque multiplier work, make second level wet friction slice clutch work, thus by the torque distribution of propons to back axle.When front-wheel skids severe, namely, when front and back wheels speed discrepancy becomes large, ECU, by strengthening electric current, makes the first order adjustable electromagnetism intelligence Coupler adhesive degree increase, torque multiplier is made to compress second level wet friction slice clutch further, thus by more torque distribution to back axle.ECU regulates the power of electric current to realize the distribution according to need of front-rear axle moment of torsion according to the situation of vehicle in real time, so just achieves interactive torque management.Had intelligent torque management system, the power performance, stability, cornering ability etc. of vehicle obtain General Promotion.
The connection of the live axle of known electromagnetic coupler, connecting ring, housing adopts and is welded to connect, and processing technology is difficult, and housing is easily out of shape, and manufacture cost is comparatively large, and this Placement is confined to the application of front-rear axle.
Summary of the invention
For above problem, the object of the present invention is to provide a kind of electromagnetism intelligence Coupler, be that the live axle to electromagnetism intelligence Coupler, connecting ring and housing carry out press-fit, welding replaced with and press-fits, avoid distortion, reduce manufacture cost larger.
Technological scheme of the present invention is achieved in the following ways: a kind of electromagnetism intelligence Coupler, it is a solid of rotation assembly, its one end is live axle, the other end is output shaft, the outside of live axle is provided with the housing with inner chamber, the shoulder of housing is provided with one circular groove, electromagnetic coil is located in circular groove, and in Spielpassung, central shaft is arranged in rotary actuation shaft spline, central shaft top is provided with thrust-bearing driving disc and clutch compressing disc, one group of inner attrition piece I is provided with in the middle part of described housing cavity, outside friction disc I, housing cavity bottom is provided with another group inner attrition piece II, outside friction disc II, it is characterized in that: described live axle and housing carry out press-fit by connecting ring.
Described connecting ring is stepped annulus, the inner chamber pressing of outer shroud and housing, the outer rim pressing of inner ring and live axle.
Described inner attrition piece I and inner attrition piece II is circumferentially provided with the annular groove of decile, convex tendon is provided with in annular groove, outside friction disc I and outside friction disc II is also provided with annular groove, coordinate with inner attrition piece I and inner attrition piece II respectively by convex tendon, by transmission of power to output shaft, the large 1mm of the groove width compared with normal of described annular groove, to increase the output torque of interior outside friction disc.
The present invention, carries out press-fit by the live axle to electromagnetism intelligence Coupler, connecting ring and housing, makes its processing technology more simple, avoids welding deformation, reduce manufacture cost larger.Expand using scope, can at front-rear axle, gearbox, is applied in transfer case.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is live axle, connecting ring and housing press-fit schematic diagram.
Fig. 3 is the structural representation of inner attrition piece I, II and outside friction disc I, II.
In figure: 1 live axle, 2 locking nuts, 3 electromagnetic coils, 4 central shafts, 5 inner attrition piece I, 6 outside friction disc I, 7 thrust-bearing driving discs, 8 steel balls, 9 end caps, 10 output shafts, 11 inner attrition piece II, 12 outside friction disc II, 13 clutch compressing discs, 14 back-up rings, 15 connecting rings, 16 circular grooves, 17 housings, 18 power lines.
Embodiment
Known by Fig. 1, a kind of electromagnetism intelligence Coupler, it is a solid of rotation assembly, its one end is live axle 1, the other end is output shaft, the outside of live axle 1 is provided with the housing 17 with inner chamber, and the shoulder of housing 17 is provided with one circular groove 16, and electromagnetic coil 3 is located in circular groove 16, and in Spielpassung, be locked in circular groove 16 by locking nut 2; Central shaft 4 is arranged in the keyway of rotating driveshaft 1, central shaft 4 top is provided with thrust-bearing driving disc 7 with spline and clutch compressing disc 13 successively, the face that thrust-bearing driving disc 7 is relative with clutch compressing disc 13 is respectively equipped with corresponding annular half slot, in half slot, is provided with one group of steel ball 8; In the middle part of described housing 17 inner chamber, the underpart of electromagnetic coil 3 is provided with one group of inner attrition piece I5 and outside friction disc I6, inside and outside friction plate interval is arranged, the cylindrical of outside friction disc I6 is provided with spline and coordinates with the spline of housing 17 cavity ends, the inner circle of inner attrition piece I5 is provided with spline and coordinates with the spline of thrust-bearing driving disc 7 cylindrical, and the lower end of inner attrition piece I5 coordinates with the back-up ring 14 be arranged in housing 17 inner chamber; The outside friction disc I6 of innermost end coordinates with the end of housing 17 inner chamber, is also provided with logical bore between the end of housing 17 inside and circular groove 16, and the inner attrition piece I5 of outermost end coordinates with the back-up ring 14 be arranged in the middle part of housing 17; Housing 17 inner chamber bottom is provided with another group inner attrition piece II11, outside friction disc II12, and live axle 1 and housing 17 carry out press-fit by connecting ring 15.Connect power supply by power line 18, central shaft 4 is arranged in Rotating input shaft 1 keyway, and central shaft 4 is provided with one section of splined hole 10-1, the spindle nose spline joint of it and output shaft 10; The inner attrition piece II11 of outermost end coordinates with the end cap 9 being arranged on housing 17 end.
Known by Fig. 2, be live axle 1, connecting ring 15 and housing 17 press-fit schematic diagram.Described connecting ring 15 is stepped annulus, the inner chamber pressing of outer shroud and housing 17, the outer rim pressing of inner ring and live axle 1.
Being known by Fig. 3, is the structural representation of inner attrition piece I5, inner attrition piece II11 and outside friction disc I6, outside friction disc II12.Inner attrition piece I5 and inner attrition piece II11 is circumferentially provided with the annular groove 5-1 of decile, convex tendon is provided with in annular groove 5-1, outside friction disc I6 and outside friction disc II12 is also provided with annular groove 5-1, coordinate with inner attrition piece I5 and inner attrition piece II11 respectively by convex tendon, by transmission of power to output shaft, the large 1mm of the groove width compared with normal of annular groove 5-1, to increase the output torque of interior outside friction disc.
During workpiece, electromagnetic coil 3 is energized 1-3A, coil produces magnetic force, drived control inner attrition piece I5, outside friction disc I6I rotate transmitting torque, thrust-bearing driving disc 7 is driven to do axial motion, the axial motion of thrust-bearing driven disc 7 is promoted by 8 steel balls in driving disc surface groove, the inner attrition piece II11, the outside friction disc II12 that compress main clutch drive output shaft 10 to rotate, output shaft 10 drives driving automobile rear drive gear axle or front driving gear shaft by internal spline, this assembly can be assemblied in gearbox, and transfer case uses in multiple 4 wheel driven vehicle with independent.
Its major advantage of the present invention is embodied in: 1) extend 4 wheel driven life-span, trailer protection; Moment of torsion controlling functions, (Current Control moment of torsion 0 ~ 2000Nm); Cross-country ability is better than AWD; Weight reduction, can keep in repair (relative AWD); Reduce costs, (4 wheel driven wants transfer case, Coupler, DDU, and weight is greater than EMCD); According to pavement behavior conputer controlled 4 × 2 or 4 × 4; Front-wheel skids all can put on trailing wheel by moment of torsion; Hauling ability gets a promotion, can under the different speed of a motor vehicle timely adjustment front and back wheels moment of torsion; Power performance gets a promotion, and ITM can realize the acceleration of quick response optimization, decelerability; Safety performance gets a promotion, in braking control system (ABS), stabilizing control system (ESP) coupling; Manoeuvring performance gets a promotion, anxiety parking, turn sharp turn, sleet sky crosswind time, more easy to operate, best tractive force is provided in good time; Fuel economy is optimized, and the AWD system oil consumption of the front-rear axle distribution ratio fixed allocation moment of torsion of reed time controll moment of torsion reduces by 2 ~ 5%; So electromagnetism intelligence coupler system is the developing direction of four-wheel-driven control system.
Working principle: control electric current 0 ~ 5A by ECU, makes electromagnetic coupler produce moment of torsion, from 0 ~ 2000 Nm change, to adapt to vehicle driving requirements under different operating mode; Within the 0.1s time, 800Nm or 800Nm can be risen to by 0 and be down to 0.
Claims (3)
1. an electromagnetism intelligence Coupler, it is a solid of rotation assembly, its one end is live axle (1), the other end is output shaft (10), the outside of live axle (1) is provided with the housing (17) with inner chamber, the shoulder of housing (17) is provided with one circular groove (16), electromagnetic coil (3) is located in circular groove (16), and in Spielpassung, central shaft (4) is arranged in rotating driveshaft (1) keyway, central shaft (4) top is provided with thrust-bearing driving disc (7) and clutch compressing disc (13), one group of inner attrition piece I(5 is provided with) in the middle part of described housing (17) inner chamber, outside friction disc I(6), housing (17) inner chamber bottom is provided with another group inner attrition piece II (11), outside friction disc II(12), it is characterized in that: described live axle (1) and housing (17) carry out press-fit by connecting ring (15).
2. a kind of electromagnetism intelligence Coupler according to claim 1, is characterized in that: described connecting ring (15) is stepped annulus, the inner chamber pressing of outer shroud and housing (17), the outer rim pressing of inner ring and live axle (1).
3. a kind of electromagnetism intelligence Coupler according to claim 1, it is characterized in that: described inner attrition piece I(5) and inner attrition piece II(11) be circumferentially provided with the annular groove (5-1) of decile, convex tendon is provided with in annular groove (5-1), outside friction disc I(6) and outside friction disc II(12) on be also provided with annular groove (5-1), respectively by convex tendon and inner attrition piece I(5) and inner attrition piece II(11) coordinate, and by transmission of power to output shaft, the large 1mm of the groove width compared with normal of annular groove (5-1), in increasing, the output torque of outside friction disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551393.5A CN104315031A (en) | 2014-10-17 | 2014-10-17 | Electromagnetic and intelligent coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410551393.5A CN104315031A (en) | 2014-10-17 | 2014-10-17 | Electromagnetic and intelligent coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104315031A true CN104315031A (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410551393.5A Pending CN104315031A (en) | 2014-10-17 | 2014-10-17 | Electromagnetic and intelligent coupler |
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| CN (1) | CN104315031A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151309A (en) * | 2015-05-13 | 2016-11-23 | 株式会社捷太格特 | Electromagnetic type friction clamping close device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3419118A (en) * | 1966-12-01 | 1968-12-31 | Borg Warner | Electromagnetically actuated clutch |
| JP2002266904A (en) * | 2001-03-08 | 2002-09-18 | Tochigi Fuji Ind Co Ltd | Electromagnetic coupling |
| JP2003146100A (en) * | 2001-11-13 | 2003-05-21 | Tochigi Fuji Ind Co Ltd | Electromagnetic coupling |
| JP2005282640A (en) * | 2004-03-29 | 2005-10-13 | Kubota Tekkosho:Kk | Electromagnetic coupling |
| CN200949485Y (en) * | 2006-09-05 | 2007-09-19 | 大连经济技术开发区泽通机械有限公司 | Improvement of turbocharger structure used in vehicle diesel engine |
| CN103216541A (en) * | 2012-01-19 | 2013-07-24 | 株式会社捷太格特 | Clutch plate and method of producing same |
| CN204127159U (en) * | 2014-10-17 | 2015-01-28 | 丹阳海王星辰汽车部件有限公司 | A kind of electromagnetism intelligence Coupler |
-
2014
- 2014-10-17 CN CN201410551393.5A patent/CN104315031A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3419118A (en) * | 1966-12-01 | 1968-12-31 | Borg Warner | Electromagnetically actuated clutch |
| JP2002266904A (en) * | 2001-03-08 | 2002-09-18 | Tochigi Fuji Ind Co Ltd | Electromagnetic coupling |
| JP2003146100A (en) * | 2001-11-13 | 2003-05-21 | Tochigi Fuji Ind Co Ltd | Electromagnetic coupling |
| JP2005282640A (en) * | 2004-03-29 | 2005-10-13 | Kubota Tekkosho:Kk | Electromagnetic coupling |
| CN200949485Y (en) * | 2006-09-05 | 2007-09-19 | 大连经济技术开发区泽通机械有限公司 | Improvement of turbocharger structure used in vehicle diesel engine |
| CN103216541A (en) * | 2012-01-19 | 2013-07-24 | 株式会社捷太格特 | Clutch plate and method of producing same |
| CN204127159U (en) * | 2014-10-17 | 2015-01-28 | 丹阳海王星辰汽车部件有限公司 | A kind of electromagnetism intelligence Coupler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151309A (en) * | 2015-05-13 | 2016-11-23 | 株式会社捷太格特 | Electromagnetic type friction clamping close device |
| CN106151309B (en) * | 2015-05-13 | 2019-10-18 | 株式会社捷太格特 | Electromagnetic type friction clamping close device |
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Application publication date: 20150128 |