CN109228844A - For the driving unit with motor and the motor vehicle of clutch - Google Patents
For the driving unit with motor and the motor vehicle of clutch Download PDFInfo
- Publication number
- CN109228844A CN109228844A CN201810743075.7A CN201810743075A CN109228844A CN 109228844 A CN109228844 A CN 109228844A CN 201810743075 A CN201810743075 A CN 201810743075A CN 109228844 A CN109228844 A CN 109228844A
- Authority
- CN
- China
- Prior art keywords
- driving unit
- driving
- unit according
- driven gear
- clutch
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/38—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the driveline clutches
- B60K6/387—Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
- B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/42—Clutches or brakes
- B60Y2400/424—Friction clutches
- B60Y2400/4244—Friction clutches of wet type, e.g. using multiple lamellae
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D2023/123—Clutch actuation by cams, ramps or ball-screw mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D28/00—Electrically-actuated clutches
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Abstract
The present invention relates to a kind of driving units for motor vehicle comprising motor and the rotation for establishing rotor and driving element drive the changeable clutch connected.Clutch has separating mechanism, can be moved axially by means of manipulation device.Manipulation device includes with the electric adjustment drive motor for adjusting drive shaft and the separation assembly effectively connecting with adjustment drive shaft, rotary motion is converted to the translational motion on the separating mechanism for being applied to clutch and can connect including the rotatable input element fixed axially with respect to separating mechanism and effectively relative to the output element of its axial movement with separating mechanism by it.Bevel gear transmission is arranged between adjustment drive shaft and separation assembly, bevel gear transmission is the crown gear transmission mechanism with arrangement or the speedup for constructing driving pinion and driven gear at adjustment drive shaft, and the input element of driven gear and separation assembly effectively connects or formed input element.
Description
Technical field
The present invention relates to a kind of driving units as described in the preamble for motor vehicle according to independent claims.
Background technique
In hybrid electric vehicle, particularly in full hybrid electric vehicle, the setting separation clutch between internal combustion engine and motor
Device cuts off internal combustion engine using separation clutch and can only pass through motor-driven vehicle.
In this context, 10 2,012 216 601 A1 of document DE discloses a kind of such driving unit, at it
In, for operating separation of clutch, the separation assembly with sphere slope transmission mechanism is set, two gear stages, spies can be passed through
It is not the bevel gear transmission for being configured to Worm wheel transmission mechanism and a cylindrical gear drive, horse is driven by adjustment
Separating force is loaded up to separation assembly.
Summary of the invention
In this compact driving unit, existing demand is that this driving unit is especially the manipulation in clutch
More saving structure space should be also implemented as in terms of device.
The target is realized by the driving unit with feature described in independent claims.
The present invention is provided in driving unit of the type mentioned at the beginning, the bevel gear transmission of manipulation device is implemented
At have arrangement or construct adjustment drive shaft at driving pinion and driven gear speedup crown gear transmission mechanism,
The input element of driven gear and separation assembly effectively connects or is formed the input element.
As a result, in the driving unit, it can save in removing in the prior art according to 10 2,012 216 601 A1 of document DE
Bevel gear transmission there is also cylindrical gear drive because required revolving speed reduction can only by crown gear
Transmission mechanism generates.Advantageously, bevel gear transmission can have the transmission ratio i of 15-20, particularly greater than be equal to 20 i.By
This, bevel gear transmission is the bevel gear transmission with efficient speedup.
In the dependent claims, advantageous design scheme and improvement plan of the invention is provided.
By the driven gear of crown gear transmission mechanism or disk gear not due to free deformability at
It is implemented as plastic injection piece in the case where this, the crown gear transmission mechanism that can particularly simply manufacture can be provided.Disk gear
Moulding is made and avoids and high manufacturing cost occurs when cutting manufacture, which is collided by the pinion cutter with bidentate
It arrives.
It slides axially due to there's almost no in gear rotary motion, realizes the high effect of crown gear transmission mechanism
Rate.
Preferably, driving pinion is embodied as the number of teeth with 1 to 5, particularly the number of teeth between 2 to 5.By only
The teeth portion, particularly the number of teeth for only changing driven gear or disk gear, it can be achieved that not when using given driving pinion
The transmission ratio matching of crown gear transmission mechanism in same applicable cases.
It can be set to according to next improvement project, in adjustment driving axis (i.e. the axis of driving pinion) and driven gear
Axis (i.e. separation axis) between angle selected in 80 ° to 100 ° of range.For example, slightly by adjusting drive shaft
Inclination can avoid otherwise required undercut in an advantageous manner.Itd is proposed crown gear driver is further simplified as a result,
The manufacture of structure.
Furthermore it is contemplated that possible axis dislocation is arranged, in crown gear component to change the tooth geometric form of disk gear
Shape.
Advantageously, in coronal or disk gear top view, the tooth of driven gear may be designed to arc.Therefore exist
Curved tooth.Here, the profile of the conjugation as driving pinion, obtains the shape of the tooth of driven gear.In particular, tooth can be relative to
The outer seamed edge or outer edge of driven gear have the angle different from 90 °.That is, the tooth at driven gear is not radial
Ground is orientated and is vertically on the edge of driven gear.
Advantageously, the tooth of driven gear may be arranged in annulus section, as a result, its part face for only covering driven gear.
Preferably, annulus section is located at the outer edge of driven gear.Driven gear itself does not exist as complete disk necessarily, and
It is that can be formed by sector.
Preferably, the tooth of driven gear can have in 10mm to the length between 30mm.The length be sufficiently used for drive
Torque needed for transmitting when dynamic pinion gear collective effect.
Advantageously, driving pinion can have helical teeth portion, and directly construction is arranged at adjustment drive shaft or here
At pinion gear.In principle, pinion gear can also have straight-tooth portion, can be provided directly by means of the gear in the end of adjustment drive shaft
Teeth portion.
Here, the inclination angle in helical teeth portion can advantageously be greater than 25 °.Strong helical teeth portion is obtained as a result, is had as a result,
The gear tooth profile of the driven gear of benefit.So particularly it is also possible that making in crown gear teeth portion and roller gear teeth portion
With identical driving pinion, need reserved spare part and manufacturing machine that can keep minimal amount as a result, this keeps cost lower.
Preferably, the length of driving pinion can be greater than or equal to the screw pitch of the teeth portion of driving pinion.Screw pitch is two
Positioned at the axial distance of the point of identical circumferential position, the revolution between the two points of helical teeth portion is primary.In addition, driving pinion
Length be smaller than three screw pitch.That is, helical teeth portion is around driving pinion once to three times.
Advantageously, driving pinion may be configured to the involute cylindrical gear of inclination engagement.In other words, pinion arrangement
At the cylindrical gear with involute contour.
The axis for adjusting the axis of driving mechanism and forming the driven gear of separation axis herein can be staggeredly however non-intersecting,
That is axis is arranged to crooked each other.Alternatively, axis can also intersect.Not only driving pinion but also driven gear
Described teeth portion allows the position of longitudinal axis of the driving pinion relative to driving pinion, adjusts the position of drive shaft certainly
It is moved in the both direction of the axis by ground.In addition, driving pinion can be again about the position of its longitudinal axis by driven
It is parallel to the radius dislocation of driven gear within the plane of gear expansion, and acts at the teeth portion constructed at this.By
This, is adjusted the free positioning of drive motor.
Generally speaking, especially in the positioning of adjustment drive motor, the crown gear transmission mechanism of the speedup proposed
By a variety of matching possibilities allow manipulation device more freely with existing structure spatial match.
A kind of embodiment according to the present invention, it is advantageous to which separation assembly is implemented as sphere inclined-plane transmission mechanism.It is preferred that
Ground, here, the sphere that input element and output element are implemented as with corresponding sphere inclined-plane or track and advance in-between,
And it axially arranges each other.It is particularly preferred that sphere track or inclined-plane end side be arranged at input element and output element,
As a result, only very little radially extends for the section space-efficient of separation assembly.
By adjusting drive shaft as already explained above within certain angular range transverse to can with separate
The rotation axis A for the driving equipment that axis is overlapped is orientated and is adjacent to along axial direction and stator and stretches and by adjusting drive motor
It is radially disposed at except the motor as driving equipment, it can be achieved that the structure shape of the special saving structure space of driving unit
Formula.Here, adjustment drive motor and driving equipment with can saving structure space axial overlap each other.It is preferable to adjust drive motor
Ground is fixed at the housing for surrounding driving equipment, for maintenance purpose or in order to replace, adjustment is easily accessible at this and is driven
Dynamic motor.
Manipulation device especially passes through reduction gearing mechanism using adjustment drive shaft, if necessary and utilizes separation group
Part is supported at least indirectly the laundry for being fixed on motor and relative to the clutch control power to work.For this purpose, preferably
Another element, such as the housing wall being connect with stator etc. that suitable be stator support or be fixedly connected with stator.
The driving unit proposed can be prefabricated into independent module and be joined to hybrid power as total unit
In the power train of vehicle.
Detailed description of the invention
The present invention is illustratively described with reference to the drawings below.
Wherein:
Fig. 1 shows the axial sectional view of driving unit, driving unit include motor and diaphragm with manipulation device from
Clutch；
Fig. 2 shows the top views of the crown gear transmission mechanism of the manipulation device of Fig. 1；
Fig. 3 shows the axial sectional view relative to the improved driving unit of Fig. 1, and driving unit includes motor and has behaviour
The friction clutch of vertical device.
Specific embodiment
The driving unit 10 for hybrid vehicle being shown in the accompanying drawings includes the driving equipment for being configured to motor 12
14, the rotor 18 that rotation axis A is rotatably supported can be coaxially surrounded with stator 16 and relative to stator 16.16 quilt of stator
It is contained within substantially cylindrical stator support 16a, stator support 16a constitutes the housing 10c of driving unit 10 simultaneously.Electricity
Machine 12 is implemented as inner rotor motor herein, however also may be configured to external rotor electric in principle according to structure space situation herein
Machine.
In addition, driving unit 10 includes constructing the changeable clutch in the structural unit with motor 12 herein
20, clutch 20 is implemented as dry-running or wet type operation diaphragm clutch 22 in Fig. 1 and can be filled by means of manipulation
Set 24 manipulations.Clutch 20 is used to establish another driving element of rotor 18 and driving unit 10, is especially jackshaft 26 herein
Rotation drive connection, jackshaft 26 formed driving unit 10 input element 10a and by means of teeth portion 26a by torsion subtract
Vibration device 28 can be introduced into or be introduced into be driven in connection with the rotation of the crankshaft 30 for the internal combustion engine not being shown specifically herein.Jackshaft 26
It is removably secured at the first midfeather 33 by means of bearing 32, midfeather 33 extends radially inwardly simultaneously since housing 10c
And accommodate bearing 32.
Rotor 18 is carried by the axially extending section 34a of rotor field spider 34.It is connected or is formed axis area with axis section 34c
The section 34b of section 34c radially extended is connected on section 34a.Axis section 34c is used as the output element of driving unit 10
10b.As can be seen in Figure 1 like that, axis section 34c is fixed at the second midfeather 38 by means of bearing 36, among second
Wall 38 is equally extended radially inwardly since housing 10c.At least part of motor 12, clutch 20 and manipulation device 24 is held
It is contained in by midfeather 33,38 distracted accommodating chambers 40.
In order to form diaphragm clutch 22, can not be accommodated with the relative rotation at the axial section 26b of jackshaft 26 however
The interior diaphragm 22a being axially movable.Interior diaphragm 22a can by manipulation device 24 effect respectively with it is axially adjacent, in rotor
The outer membrane 22b friction that can not be axially displaceably guided with the relative rotation however equally at the axial section 34a of bracket 34
Connection.Diaphragm clutch 22 is accommodated within the annular chamber 42 constructed by rotor 18 as a result,.Clutch 20,22 is implemented herein
At closed type, wherein the diaphragm group formed by interior diaphragm 22a and outer membrane 22b is stored by being configured to the power of diaphragm spring 44
The effect of device is compacted, and diaphragm spring 44 is axially supported at rotor field spider section 34a.
The separating mechanism 46 of clutch 20 includes the component of multiple push rod 46a, and push rod 46a extends axially through rotor field spider area
The section 34b and effect that end diaphragm can be made to overcome diaphragm spring 44 is mobile, can be such that diaphragm group unloads as a result, and open clutch
Device 20.Steering force is introduced on push rod 46a by transmission plate 46b, transmission plate 46b passes through the separation being coupled for disconnecting rotation
Bearing 48 is connected with separation assembly 50.Separation assembly 50 includes rotatable and axially, particularly relative to separating mechanism
The 46 fixed input element 50a and output element 50b that can be moved axially relative to input element 50a, are applied to push rod 46a
On.Here, separation assembly 50 is configured to sphere inclined-plane transmission mechanism 51, wherein the sphere guided in the track of axial domatic
50c advances between input element 50a and output element 50b.
Separation assembly 50 is fixed at the housing region 38a of midfeather 38, particularly within section 38b-d.It can axially move
Dynamic output element 50b and the release bearing 48 that is located in accommodating chamber 40 can not relative rotation bearer ring connection by pushing away
Another component of bar 52 realizes that for this purpose, push rod 52 is axially across section 38c.
In this embodiment, manipulation device 24 is at least partly axial is accommodated within motor 12.
Accommodating chamber 40 is embodied as wet type chamber and close relative to adjacent dry type chamber in the region of midfeather 33,38
Envelope.For this purpose, especially phase can also be arranged in the region of push rod 52 and/or in the element of separation assembly 50 at manipulation device 24
The sealing element answered, so that manipulation device 24 is partially positioned in dry type chamber and is partially positioned in wet type chamber.
In addition, manipulation device 24 includes the adjustment drive motor 54 of electricity, have in shown plotting planes laterally
, adjustment be preferably orientated with the rotation axis A relative to motor 12 at 80 ° of -100 ° of angles and can rotating about the axis drives
Moving axis 56 effectively connect with the input element 50a of separation assembly 50 and is configured to that the rotary motion of drive shaft 56 will be adjusted
The translational motion being converted on the separating mechanism 46 for being applied to clutch 20.
Increase to generate revolving speed reduction or torque, is arranged between adjustment drive shaft 56 and separation assembly 50 with speedup
The bevel gear transmission of the structure type of crown gear transmission mechanism 58.Crown gear transmission mechanism 58 includes that construction is adjusting
At drive shaft 56 or the driving pinion 60 being arranged at this and the driven gear 64 for being implemented as disk gear 62, driven gear 64
It can not be connect with the relative rotation with the input element 50a of separation assembly 50.Disk gear 62 can also be formed simultaneously separation assembly 50
Input element 50a and sphere track for example with sphere inclined-plane transmission mechanism.Driving pinion 60 and driven gear 64
It is designed as, so that the transmission ratio i for the crown gear transmission mechanism 58 that setting obtains is more than or equal to 20.Here, driven gear 64 is made
It causes made of the thermoplastic of high-intensitive and wear-resisting simultaneously plastics, such as entitled PA 6, PA 66 or PA 6G
Plastic injection piece.Equally, driving pinion 60 is also embodied as the note of the plastics made of above-mentioned thermoplastic or other materials
Plastic.
Crown gear transmission mechanism 58 and separation assembly 50 be spatially adjacent to, particularly with midfeather 38 directly adjacent to one another
It arranges however is arranged in except accommodating chamber 40.
It can be seen from figure 1 that the axis of the rotation axis C and driven gear 64 of adjustment drive shaft 56 or adjustment drive motor 54
Line or separation axis B are arranged to right angle, that is, are each other in 90 ° of angle.The diagram is only exemplary, because as explained
The angle or inclination that can also be slightly improved according to application as stating between axis B, C.
Fig. 2 individually and schematically shows crown gear transmission mechanism 58 to overlook, wherein drives to show
Dynamic pinion gear 60, teeth portion 61 are embodied directly in adjustment drive shaft 56.It can be seen that, the tooth 64a of driven gear 64 designs camber
's.For visibility reason, tooth top is only shown as curved line.The tooth 64a of driven gear 64 has the circular 66 of annular,
Angular range of the covering less than 180 ° in Fig. 2, that is, slightly less than semicircle.Circular 66 can also cover smaller or larger angle model
It encloses.The tooth 64a of driven gear 64 has the length between 10mm and 30mm.Correspondingly, driving pinion 60 can have than driving
The bigger length of the screw pitch of the teeth portion 61 of dynamic pinion gear 60.
Furthermore as can be seen from Figure 2, driving pinion 60 is configured to the involute cylindrical gear of inclination engagement.Drive small tooth
There are two tooth 61a, b and about 33 degree of tilt angles for 60 tool of wheel.As a result, two or three teeth 64a of driven gear 64 always with
The helical teeth of driving pinion 60 engages.
Fig. 1 is observed, adjustment drive motor 54 is radially disposed except motor 12.It is axially and fixed to adjust drive shaft 56
Son 16 be adjacent to extension and transverse to the rotation axis A of driving unit 10 or motor 12 stretch, herein with separation assembly
50 separation axis B is overlapped.
For example, shown housing 10c can be the speed changer housing or independent intermediate housing of vehicle transmission system.Here,
Adjustment drive motor 54 can be fixed on the outside of housing 10c.
It is another, by the embodiment shown in Fig. 3 based on the embodiment of Fig. 1 and Fig. 2, thus in the following description substantially
Only illustrate existing difference.
In the fig. 3 embodiment, clutch 20 is configured to the friction clutch 23 of dry type.Rotor field spider 34 again with radial direction
Internal axial projection 34c is formed together the driven element 10b of driving unit 10.In 42 diameter of annular chamber formed by rotor 18
Within, the compression plate 23a being axially movable is arranged, to frictional disk or clutch disk 23b load closing force and can rub
Connection ground is fixed relative to rotor field spider section 34b.Section 34b forms the support or friction fit plate of clutch 23 as a result,.It rubs
It wipes disk 23b to be connected with jackshaft 26, forms the input element 10a of driving unit 10 again.When clutch 20 is closed,
It can be formed in the case where centre connection torsional vibration damper 28 relative to the internal combustion engine driven shaft or crankshaft that can be connect with jackshaft 26
30 rotation drives connection.
It is configured to lever element, is especially the separating mechanism 46 of diaphragm spring 47 herein for steering force to be transmitted to compression
On plate 23a.Furthermore diaphragm spring 47 is pivotally supported at the radial protruding portion 34d of rotor field spider 34 and utilizes radial direction
External circular segments 47a is sticked at pressure plate 23a and is sticked on separation shaft using the spring-latch 47b extended radially inwardly
It holds at 48 rotatable bearer ring.
Protruding portion 34d indicates another supporting zone of rotor 18 as a result, passes through section 34e connected to it and borrows
Help bearing 37 to be supported at the cylindrical sector 33a positioned at inner radial of midfeather 33.
In this example, adjust drive shaft 56, crown gear transmission mechanism 58 and separation assembly 50 be arranged to along it is axial with
Midfeather 33 is adjacent however within accommodating chamber 40.The coronal or disk gear 62 of crown gear transmission mechanism 58 is right as before
Fig. 1 is acted at the input element 50a of separation assembly 50 as explaining, or is directly configured to input element 50a.Output element
50b and release bearing 48 is direct axial is located adjacent to, that is to say, that eliminate the power transmitting of distance in no intermediate connection
In the case where element.
However, being arranged in driving unit explained above with the bevel gear of the structure type of crown gear transmission mechanism
Transmission does not need centainly, however is merely representative of advantageous variant schemes.In principle, setting is in adjustment drive motor and separation
Transmission mechanism between the input element of component also may be embodied as any other forms different relative to foregoing description.
Reference signs list
10 driving units
10a housing
10c housing
12 motors
14 driving equipments
16 stators
16a stator support
18 rotors
20 clutches
22 diaphragm clutch
22a interior diaphragm
22b outer membrane
23 friction clutches
23a pressure plate
23b clutch disk
24 manipulation devices
26 jackshafts
26a teeth portion
26b axial section
28 torsional vibration dampers
30 crankshafts
32 bearings
33 midfeathers
33a cylindrical sector
34 rotor field spiders
34a-e rotor field spider section
36 bearings
38 midfeathers
The housing region 38a
40 accommodating chambers
42 annular chambers
44 diaphragm springs
46 separating mechanisms
46a push rod
46b transmits disk
47 diaphragm springs
47a circular segments
47b spring-latch
48 release bearings
50 separation assemblies
50a input element
50b output element
50c sphere
51 sphere inclined-plane transmission mechanisms
54 adjustment drive motors
56 adjustment drive shafts
58 crown gear transmission mechanisms
60 driving pinions
61 teeth portion
62 disk gears
64 driven gears
64a tooth
66 circulars
The rotation axis of A driving unit
B separates axis
C adjusts driving axis
Claims (12)
1. a kind of driving unit (10) for motor vehicle comprising
It is configured to the driving equipment (14) of motor (12), the driving equipment has stator (16) and same relative to the stator
The rotor (18) that rotation axis (A) is rotatably supported can be surrounded to axis,
Capable of cutting for connection is driven for establishing the rotor (18) and the rotation of the driving element (26) of the driving unit (10)
The clutch (20) changed, wherein
The clutch (20) has separating mechanism (46), and the separating mechanism can be moved axially by means of manipulation device (24),
Wherein
The manipulation device (24) includes
There is the adjustment drive motor (54) of the electricity of adjustment drive shaft (56), and
With the separation assembly (50) that effectively connect of adjustment drive shaft (56), the separation assembly is by the adjustment drive shaft
(56) rotary motion is converted to the translational motion on the separating mechanism (46) for being applied to the clutch (20), and wherein
The separation assembly (50) includes revolvable and fixed axially with respect to the separating mechanism (46) input element
(50a) and the output element (50b) that can be moved axially relative to the input element, effectively connects with the separating mechanism (46)
It connects, wherein
Bevel gear transmission is arranged between the adjustment drive shaft (56) and the separation assembly (50),
It is characterized in that,
The bevel gear transmission is the crown gear transmission mechanism (58) of speedup, has arrangement or constructs in the adjustment
Driving pinion (60) at drive shaft (56) and there are driven gear (64), the driven gear and the separation assembly (50)
Input element (50a) effectively connect or formed the input element.
2. driving unit according to claim 1, which is characterized in that the driven gear (64) is plastic injection piece.
3. driving unit according to claim 1 or 2, which is characterized in that it is 1 to 5 that the driving pinion (60), which has,
The number of teeth, particularly the number of teeth between 2 and 5.
4. driving unit according to any one of the preceding claims, which is characterized in that in the driving pinion (60)
Axis and driven gear (64) axis between angle selected in 80 ° to 100 ° of range.
5. driving unit according to any one of the preceding claims, which is characterized in that the tooth of the driven gear (64)
Design camber.
6. driving unit according to any one of the preceding claims, which is characterized in that the tooth of the driven gear (64)
It is arranged on annulus section (66).
7. driving unit according to any one of the preceding claims, which is characterized in that the tooth of the driven gear (64)
(64a) has the length between 10mm and 30mm.
8. driving unit according to any one of the preceding claims, which is characterized in that driving pinion (60) tool
There is helical teeth portion.
9. driving unit according to claim 8, which is characterized in that the inclination angle in the helical teeth portion is greater than 25 °.
10. driving unit according to any one of the preceding claims, which is characterized in that the driving pinion (60)
Length is greater than or equal to the screw pitch of the teeth portion of the driving pinion (60).
11. driving unit according to any one of the preceding claims, which is characterized in that the driving pinion (60) is
Tilt the involute cylindrical gear of engagement.
12. driving unit according to any one of the preceding claims, which is characterized in that the separation assembly (50) is implemented
At sphere inclined-plane transmission mechanism (51).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017211809.1 | 2017-07-11 | ||
| DE102017211809.1A DE102017211809A1 (en) | 2017-07-11 | 2017-07-11 | Drive unit for a motor vehicle with an electric machine and a clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109228844A true CN109228844A (en) | 2019-01-18 |
Family
ID=64745536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810743075.7A Pending CN109228844A (en) | 2017-07-11 | 2018-07-09 | For the driving unit with motor and the motor vehicle of clutch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109228844A (en) |
| DE (1) | DE102017211809A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021119139A1 (en) | 2021-07-23 | 2023-01-26 | Schaeffler Technologies AG & Co. KG | Multi-plate K0 with axially soft connections of the pressure plates and clutch discs with rotor carrier-fixed connection of the intermediate plate and pressure plate as well as hybrid drive train with such a separating clutch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003081067A1 (en) * | 2002-03-27 | 2003-10-02 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Twin clutch system for a transmission, particularly for a twin clutch transmission |
| DE102005016746A1 (en) * | 2005-04-11 | 2006-10-19 | Ass Ag | Angled transmission drive group for motor vehicle has crown wheel and drive sprocket with high-load teeth |
| DE102012216601A1 (en) | 2012-09-18 | 2014-03-20 | Zf Friedrichshafen Ag | Drive unit for a motor vehicle with an electric machine and a clutch |
| DE102014201254B4 (en) * | 2014-01-23 | 2023-11-16 | Volkswagen Aktiengesellschaft | Transmission arrangement and drive train for a hybrid vehicle and hybrid vehicle |
-
2017
- 2017-07-11 DE DE102017211809.1A patent/DE102017211809A1/en not_active Withdrawn
-
2018
- 2018-07-09 CN CN201810743075.7A patent/CN109228844A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017211809A1 (en) | 2019-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190118 |