CN106797155A - For the drive system that power train disconnects - Google Patents
For the drive system that power train disconnects Download PDFInfo
- Publication number
- CN106797155A CN106797155A CN201680002115.1A CN201680002115A CN106797155A CN 106797155 A CN106797155 A CN 106797155A CN 201680002115 A CN201680002115 A CN 201680002115A CN 106797155 A CN106797155 A CN 106797155A
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- China
- Prior art keywords
- sleeve
- sensor
- roller
- flange
- actuator assembly
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A kind of actuator assembly, with the first sleeve and second sleeve, roller, driven member, groove, spring and is attached to the output link of the second sleeve.The first main body that first sleeve has outer toothed, the first flange extended radially outwardly from first main body and the first hole.The roller is received in first hole and can rotate wherein.The driven member is fixed in the roller and first sleeve, and is received in the groove, and the groove is formed in another in the roller and first sleeve.The second sleeve has the second main body, and it has internal toothed second hole.The second sleeve is arranged around first sleeve so that internal tooth and external tooth engage revolvably not couple first sleeve and second sleeve axially slidably but.The spring is disposed between first flange and the second sleeve.
Description
Cross-Reference to Related Applications
This application claims on April 22nd, 2016 submit to American invention application No.15/135,590 priority, and also
It is required that the U.S. Provisional Application No.62/151 that on April 23rd, 2015 submits to, 782 rights and interests, the disclosure of which is by quoting such as it
All elaborate herein and be equally merged.
Technical field
This disclosure relates to a kind of actuator assembly for translating the displaceable element of power train part.
Background technology
Known various drivers are used to optionally translate the element of power train part in power train field, so that the biography
Dynamic based part is run with different patterns or condition.The element can be for optionally transmitting rotation by the power train part
A part for the shaft coupling of rotatory force.The shaft coupling can be claw (dog) or collar (collar), and it is by selective Horizon
Move and engage and disconnect with another claw or splined shaft.Alternatively, the element can be the speed changer in power train part
A part, it be used to optionally run the power train part with two or more rotating ratios.As another replacement, should
Element can be locked out a part for mechanism, and it is selectively engagable to forbid a pair of torque transmittings in the power train part
Rotating against between element.
Such driver is described in U.S. Patent Application Publication No.2015/0053027, it is used in can break
In the double speed power take-off unit (PTU) opened, to control the engagement of a pair of elements in PTU, it passes through in the PTU and PTU
Gear reduction unit control power transmission.Although this driver is gratifying for its expected purpose, but this drive
Dynamic device still can be modified.
The content of the invention
This part provides the general introduction of the disclosure, rather than the four corner of the disclosure or the comprehensive disclosure of its all feature.
In one form, this teaching provides a kind of actuator assembly, the part for optionally running power train.Should
Actuator assembly includes the first sleeve, roller, cam follower, cam path, second sleeve, the first spring and driver output structure
Part.First sleeve has the first sleeve body, the first flange and the first endoporus around driving axis arrangement.Described first
Sleeve body has multiple external tooths.First flange extends radially outwardly from first sleeve body.The roller is connect
It is received in first endoporus and can be rotated around driving axis.The cam follower is fixedly coupled to the rolling
One in cylinder and first sleeve.The cam follower is received in and is formed in the roller and first sleeve
Another in cam path in.The second sleeve has second sleeve main body, and the second sleeve main body is limited has shape
Into the second endoporus of multiple internal tooths thereon.The second sleeve is arranged around first sleeve so that the internal tooth with
The external tooth engagement, so as to the second sleeve still axially slidably can not be rotationally coupled into the first set
Cylinder.First spring is disposed between first flange and the second sleeve.The driver output link is joined
The second sleeve is connected to, is moved along the driving axis with it.
According to describing provided herein, further areas of applicability will become obvious.Description and tool in this general introduction
Body example is intended merely for descriptive purpose, and is not intended to be limiting the scope of the present disclosure.
Brief description of the drawings
Accompanying drawing described here is only used for illustrating the purpose of selected embodiment, rather than all possible implementation method, not
It is intended to limit the scope of the present disclosure.
Fig. 1 is the perspective view of the actuator assembly according to disclosure teaching construction；
Fig. 2 is the decomposition diagram of the actuator assembly of Fig. 1；
Fig. 3 is the sectional view intercepted by the actuator assembly of Fig. 1 along driving axis；With
Fig. 4 is the front view of a part for the actuator assembly of Fig. 1.
In some views in whole accompanying drawings, corresponding reference represents corresponding component.
Specific embodiment
Referring to Fig. 1 and Fig. 2, the actuator assembly according to disclosure teaching construction is generally indicated by reference 10.Drive
Dynamic device assembly 10 may include the sleeve 16 of casing assembly 12, roller (barrel) 14, first, second sleeve 18, spring 20, driver
Output link 22, rotating power source 24 and control unit 26.
Referring to Fig. 1 and Fig. 3, casing assembly 12 can respectively include the first casing component 30 and second housing component 32, and (it can
Coordinate to form the outer shell cavity 34 of closure), motor and speed changer mounting seat 36, and a pair of bearings mounting seat 38.First shell
Component 30 and second housing component 32 can be formed by any material requested, such as reinforced plastics material or lightweight materials, example
Such as magnesium or aluminium.If desired, one or more packing ring (not specifically illustrated) can be disposed in the first casing component 30
Forming sealing therebetween and second housing component 32 between.Bearing 40 can be disposed in each bearing mounting base 38.
In Fig. 2 to Fig. 4, roller 14 can be supported for being rotated relative to casing assembly 12 around driving axis 44.Institute
In the example of offer, roller 14 includes a pair of contraction sections 46, and it is installed in bearing 40, so that bearing 40 directly supports roller
14 rotate relative to casing assembly 12.Roller 14 can have central section 50, and the cam path 52 of circumferentially extending can be formed into it
In.In the examples provided, actuator assembly 10 be configured as by driver output link 22 two different positions (i.e.
First output link position and the second output link position) between move, thus cam path 52 respectively have connected by transition part 58
The first groove portion 54 and the second groove portion 56 for connecing.First groove portion 54 and the second groove portion 56 are spaced apart from each other along driving axis 44, and
Around the part circumferentially extending of central section 50, and transition part 58 extends to connect the first groove portion 54 and the in a helical pattern
Two groove portions 56.In the examples provided, wall member 60 is arranged circumferentially in the first groove on the side opposite with transition part 58
Between the groove portion 56 of portion 54 and second so that cam path 52 not fully extends around the circumference of central section 50.It is to be understood, however, that
Second transition part (not shown) can be used for connecting the first groove portion 54 and the second groove portion 56 so that cam path 52 is entirely around middle part
The circumference of section 50 extends.Second transition part can be in the mode opposite with transition part 58 around the one of the circumference of central section 50
Part helix ground extends.If it will also be understood that the driver output link 22 of actuator assembly 10 has more than two differences
Position, then cam path 52 can be configured with the circumferentially extending groove portion of respective amount, and coiled arrangement transition part can by with
Linked each other in by neighbouring circumferentially extending groove portion.
In figs. 2 and 3, the first sleeve 16 can have the first sleeve body 64, the first flange 66, the second flange 68 and the
One endoporus 70.First sleeve body 64 can have multiple external splines or tooth 72, and it can be coaxially arranged on driving axis 44.
First flange 66 and the second flange 68 can be axially spaced from one another along driving axis 44, and can be from the first sleeve body 64 radially
Stretch out.First flange 66 can with the entirety of the first sleeve body 64 and be integrally formed, and the second flange 68 can be removed
Be attached to the first sleeve body 64.In the particular example for being provided, the second flange 68 is snap ring, and it is received in and is formed in
In groove 74 in first sleeve body 64.First endoporus 70 is formed longitudinally through the first sleeve 16 and is aligned with driving axis 44.
Roller 14 is received in the first endoporus 70, and can be rotated relative to the first sleeve 16.Cam follower 80 can be attached to
First sleeve 16, and can be received in cam path 52.In the examples provided, driven member hole 82 is formed in the first sleeve
Intersect in main body 64 and with the first endoporus 70, and cam follower 80 is received in driven member hole 82.Can use and appoint
Mechanism needed for what is kept to the first sleeve 16, such as using retaining ring 84 with by cam follower 80.
Although cam path 52 has described as it is formed in roller 14, and cam follower 80 has described as
The first sleeve 16 is mounted to, it will be understood that, alternatively, cam path 52 can be formed in the first sleeve 16, and cam
Driven member 80 can be attached to roller 14 to rotate with it.
Second sleeve 18 can have the second sleeve main body 90 that can limit the second endoporus 92.Second endoporus 92 can have thereon
The Part I 94 of multiple internal tooths 96 can be formed, and diameter can be relatively larger than the Part II 98 of Part I 94.Second
Sleeve 18 can be axially arranged between the first flange 66 and the second flange 68 around the first sleeve 16 so that internal tooth 96 and external tooth
72 engagements, but so as to second sleeve 18 to be axially slidably non-rotatably attached to the first sleeve 16.
Spring 20 can be received between the first sleeve 16 and second sleeve 18, and can be with predetermined axial direction phase
Second sleeve 18 is biased for the first sleeve 16.In the examples provided, spring 20 is received around the first sleeve body 64,
Against the first flange 66, spring 20 is received in the Part II 98 of the second endoporus 92, and is supported for first shaft end of spring 20
The crossette 100 of the circumferentially extending by being formed in second sleeve main body 90, the Part I 94 and Part II of the second endoporus 92
98 intersect herein.Such as will be obvious from following discussion, spring 20 provides appropriate flexibility for actuator assembly 10, and this is
Two sleeves 18 (and driver output link 22) can not correspondingly be translated along driving axis 44 on the predetermined axial direction
In the case of, it is allowed to roller 14 rotates around driving axis 44, and allows the first sleeve 16 along driving axis 44 described predetermined
Axial direction on be translated.
Alternatively, second spring (not shown) can be used on the axial direction opposite with the predetermined axial direction
Second sleeve 18 is biased relative to the first sleeve 16.For example, second spring can be arranged around the first sleeve body 64, and axially
Ground is located between the second flange 68 and the shaft end of second sleeve main body 90.Second spring 20 can be used for being carried to actuator assembly 10
For appropriate flexibility, this can not be along driving axis 44 predetermined with described in second sleeve 18 (and driver output link 22)
In the case of correspondingly being translated on the opposite direction of axial direction, it is allowed to which roller 14 rotates around driving axis 44, and allow the
One sleeve 16 is translated along driving axis 44 on the direction opposite with the predetermined axial direction.
Driver output link 22 can be configured as along driving axis 44 transmitting the motion of second sleeve 18 to biography
Any type of structure of the displaceable element (not shown) of dynamic based part (not shown).In the particular example for being provided, drive
Dynamic device output link 22 includes fork arm 108, and fork arm 108 is fixedly coupled to second sleeve 18, and with being configured as being received
A pair of the arms 110 in circumferential slot (not shown) in displaceable element.Fork arm 108 can be with the one of second sleeve 18 and integrally
Formed.
In Fig. 2 to Fig. 4, rotating power source 24 is configured as providing rotary power to roller 14, with around driving axis
44 rotating cylinders 14.Rotating power source 24 may include to have and be attached to roller 14 with the electronic horse of the output axostylus axostyle of common rotation
Reach.However, in the particular example for being provided, rotating power source 24 includes rotation motor 120 and speed changer 122.Rotation motor
120 can be any type of motor of such as electro-motor etc, and can have can be fixedly coupled to casing assembly 12
Stator and drive motor export axostylus axostyle 126 rotor.Speed changer 122 may include to be attached to motor output shaft bar 126 with
The input gear 130 for rotating with it, the output gear 132 that roller 14 can be attached to rotate jointly, and in input gear
One or more idler gears 134 of rotary power are transmitted between 130 and output gear 132.
In Fig. 2 and Fig. 4, control unit 26 can be configured to determine that the rotation position of roller 14, driver output link
22 axial location, and control the operation of rotating power source 24, with along driving axis 44 optionally by driver output link
22 are positioned at desired position.Control unit 26 may include first sensor 150, second sensor 152 and controller 154, its
Can all be received in the outer shell cavity 34 of the closure in casing assembly 12.First sensor 150 and second sensor 152 can quilts
It is configured to sense first sensor target 160 and second sensor target 162 respectively, and responsively produces the sensor of correlation to believe
Number.First sensor target 160 and second sensor target 162 can be located at the position in the outside of outer shell cavity 34 of closure.Controller
154 are configured as receiving first sensor signal and second sensor signal and the outside conversion order for producing, and responsively
Control rotating power source 24.
First sensor target 160 can be attached to second sleeve and be translated along driving axis 44 with it.First sensor
150 are configured as sensing first sensor when second sleeve 18 is at least one position along driving axis relative to roller 14
Target 160, and responsively produce first sensor signal.In the examples provided, first sensor target 160 is coupled
To the label-like structure (tab-like structure) of second sleeve 18 (such as with it integrally and be integrally formed).Carried
In the example of confession, first sensor 150 is hall effect sensor.
In figs. 3 and 4, second sensor target 162 can be formed by steel plate or powder metal materials, and can be joined
Roller 14 is connected to rotate with it.Second sensor 152 is configured as second sensor target 162 (and therefore roller 14) phase
Sensing second sensor target 162 when being at least one predetermined rotation position for second sensor, and responsively produce
Second sensor signal.In the particular example for being provided, second sensor 152 be hall effect sensor, and second pass
Sensor target 162 has the cylindrical segment 182 that is assembled to roller 14 and against the annular collar of the crossette 184 on roller 14
180th, around the outer annular collar 186 of the arranged concentric of annular collar 180, and connection annular collar 180 and outer annular shaft
Ring 186 radially extends section 187.Otch (notch) 188 (in Fig. 1 best seen from) can be formed on outer annular collar 186
In, and can be rotatably directed to the corresponding rotation orientation of roller 14.
Roller 14 can rotatably be positioned relative to the first sleeve 16 so that cam follower 80 is positioned in the first groove portion
In 54, so that the first sleeve 16 is to be positioned as shown in Figure 3.In this position, axle of second flange 68 against second sleeve 18
End, while the first flange 66 is axially spaced with the crossette 100 of circumferentially extending, and thus driver output link 22 in the
One output link position.
Conversion order in response to receiving outside generation, controller 154 can run rotating power source 24 along the first rotation side
To rotating cylinder 14, driver output link 22 is moved along the first axial direction towards the second output link position.Control
Device 154 can receive second sensor signal to determine when that cam follower 80 is positioned in the second groove portion 56, and can stop
The only operation of rotating power source 24.Whether controller 154 can determine driver output link 22 based on first sensor signal
Through being positioned in the second output link position.
It is prevented from being moved to the second output link position (example along the first axial direction in the movement of driver output link 22
Such as, by power train part the displaceable element element to be engaged with displaceable element contact of the raker tooth to tooth) feelings
Under condition, while roller 14 rotates along the first direction of rotation, second sleeve 18 is along driving axis 44 on the first axial direction
It is mobile to stop.First sleeve 16 is further mobile by the first flange 66 of compression on the first axial direction along driving axis 44
And the spring 20 between the crossette 100 of circumferentially extending, so as to be biased power to second sleeve 18.When driver output link 22
When can be moved along the second output link position of the first axial direction direction, the load in second sleeve 18 is applied to by spring 20
Second sleeve 18 will be made to be moved on the first axial direction along driving axis 44, driver output link 22 will be positioned at second
Output link position.
In response to receiving another outside conversion order for producing, controller 154 can run rotating power source 24 with by roller
14 rotate along the second direction of rotation opposite with the first direction of rotation, by driver output link 22 along with the first axial direction
The second opposite axial direction is moved towards the first output link position.Controller 154 can receive second sensor signal, with true
It is fixed that when cam follower 80 is positioned in the first groove portion 54, and the power source 24 that can stop the rotation operation.The edge of roller 14
First sleeve 16 can be driven the left side into Fig. 3, and the second flange 68 and second sleeve 18 by the rotation of the second direction of rotation
Shaft end between contact will make second sleeve 18 (and driver output link 22) with the first sleeve 16 along the second axial direction
Advance.
If desired, when driver output link 22 is in the first output link position and the second output link position
At least one of when, the first sleeve 16 can be received in second sensor target 162 (such as in the He of annular collar 180
Between outer annular collar 186).Construction can help to reduce the overall dimension of actuator assembly 10 in this way.
The above description of embodiment is provided for purposes of illustration and description.It is not intended to exhaustive or limits this public affairs
Open.The individual component or feature of specific embodiment generally, be not limited to the specific embodiment, but in the case of applicatory, even if
Be not shown or described in detail, also it is interchangeable in and can be used for selected embodiment.Above-mentioned situation can also be with many sides
Formula changes.This change is not regarded as a departure from the disclosure, and all this modifications are intended to be included in the scope of the present disclosure
It is interior.
Claims (15)
1. a kind of actuator assembly for optionally running the part of power train, the actuator assembly includes：
First sleeve, with the first sleeve body, the first flange and the first endoporus around driving axis arrangement, the first set
Cylinder main body has multiple external tooths, and first flange extends radially outwardly from first sleeve body；
Roller, is received in first endoporus and can be rotated around driving axis；
Cam follower, is fixedly coupled to one in the roller and first sleeve, the cam follower quilt
In cam path of the reception in another being formed in the roller and first sleeve；
Second sleeve, with second sleeve main body, the second sleeve main body is limited with the multiple internal tooths being formed on
Second endoporus, the second sleeve is arranged around first sleeve so that the internal tooth is engaged with the external tooth, so as to by institute
But stating second sleeve can slide axially can not be rotationally coupled to first sleeve；
It is disposed in the first spring between first flange and the second sleeve；And
Driver output link, is attached to the second sleeve and is moved along the driving axis with it.
2. actuator assembly as claimed in claim 1, wherein first spring is received in second endoporus, and
Against the crossette that the internal circumferential being formed in the second sleeve main body extends.
3. actuator assembly as claimed in claim 1, wherein first set cylinder has is attached to first sleeve body
The second flange, wherein the second sleeve is disposed between first flange and the second flange.
4. actuator assembly as claimed in claim 3, wherein at least one of first flange and second flange are group
It is filled to the snap ring of first sleeve body.
5. actuator assembly as claimed in claim 3, further includes to be received in second flange and described second set
Second spring between cylinder.
6. actuator assembly as claimed in claim 1, further includes shell and a pair of bearings, rolling described in the bearings
Cylinder rotates with relative to the shell.
7. actuator assembly as claimed in claim 6, wherein the bearing is mounted directly to the roller.
8. actuator assembly as claimed in claim 1, wherein the driver output link includes thering is a pair of fork arms of arm.
9. actuator assembly as claimed in claim 1, further includes first sensor target and first sensor, described
One sensor target is attached to the second sleeve, is translated along the driving axis with it, and the first sensor is matched somebody with somebody
It is set to and senses described first when the second sleeve is at least one position along the driving axis relative to the roller
Sensor target, and responsively produce first sensor signal.
10. actuator assembly as claimed in claim 9, further includes second sensor target and second sensor, described
Second sensor target is attached to the roller to rotate with it, and the second sensor is configured as second sensing
Device target senses the second sensor when being at least one predetermined rotation position relative to the second sensor target
Target, and responsively produce second sensor signal.
11. actuator assemblies as claimed in claim 9, further include to limit the casing assembly of the outer shell cavity for closing, described
First sensor and second sensor are received in the outer shell cavity of the closure, and wherein described first sensor target and
Second sensor target is disposed in the outside of the outer shell cavity of the closure.
12. actuator assemblies as claimed in claim 1, wherein the cam path has the circumferentially-spaced end opened, the end
Portion has the wall member being disposed there between.
13. actuator assemblies as claimed in claim 1, further include to be attached to the roller sensor to rotate with it
Target, wherein first set cylinder can between the first position and the second position be moved along the driving axis, and wherein
When first sleeve is at least one of the first position and second place, first sleeve is received in institute
In stating sensor target.
14. actuator assemblies as claimed in claim 1, further include to be configured to supply for around the driving axis
Rotate the electro-motor of the rotating power source of the roller.
15. actuator assemblies as claimed in claim 14, wherein the electro-motor be attached to by speed changer it is described convex
Wheel roller.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562151782P | 2015-04-23 | 2015-04-23 | |
| US62/151,782 | 2015-04-23 | ||
| PCT/US2016/028831 WO2016172471A1 (en) | 2015-04-23 | 2016-04-22 | Actuation system for driveline disconnect |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106797155A true CN106797155A (en) | 2017-05-31 |
| CN106797155B CN106797155B (en) | 2018-04-06 |
Family
ID=58952267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680002115.1A Active CN106797155B (en) | 2015-04-23 | 2016-04-22 | The drive system disconnected for power train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106797155B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993906A (en) * | 2017-12-29 | 2019-07-09 | 山东新北洋信息技术股份有限公司 | Disengaging type shaft coupling, cargo delivery apparatus and automatic vending machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110100144A1 (en) * | 2009-11-04 | 2011-05-05 | Gm Global Technology Operations, Inc. | Barrel cam shift mechanism |
| CN102126198A (en) * | 2010-01-20 | 2011-07-20 | Aeg电动工具有限公司 | Electrical tool |
| US20130019705A1 (en) * | 2011-07-20 | 2013-01-24 | C.R.F. Societa Consortile Per Azioni | Gear change device for a motor vehicle |
| CN103180629A (en) * | 2010-10-04 | 2013-06-26 | 利滕斯汽车合伙公司 | Driven component with clutch for selective operation of component |
| US8578803B2 (en) * | 2010-07-22 | 2013-11-12 | GM Global Technology Operations LLC | Synchronizer actuation assembly |
-
2016
- 2016-04-22 CN CN201680002115.1A patent/CN106797155B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110100144A1 (en) * | 2009-11-04 | 2011-05-05 | Gm Global Technology Operations, Inc. | Barrel cam shift mechanism |
| CN102126198A (en) * | 2010-01-20 | 2011-07-20 | Aeg电动工具有限公司 | Electrical tool |
| US8578803B2 (en) * | 2010-07-22 | 2013-11-12 | GM Global Technology Operations LLC | Synchronizer actuation assembly |
| CN103180629A (en) * | 2010-10-04 | 2013-06-26 | 利滕斯汽车合伙公司 | Driven component with clutch for selective operation of component |
| US20130019705A1 (en) * | 2011-07-20 | 2013-01-24 | C.R.F. Societa Consortile Per Azioni | Gear change device for a motor vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109993906A (en) * | 2017-12-29 | 2019-07-09 | 山东新北洋信息技术股份有限公司 | Disengaging type shaft coupling, cargo delivery apparatus and automatic vending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106797155B (en) | 2018-04-06 |
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Effective date of registration: 20190507 Address after: No. 16 Tonglian Road, Changshu Economic and Technological Development Zone, Jiangsu Province Patentee after: Changshu Meiqiao Automotive Drive System Manufacturing Technology Co., Ltd. Address before: michigan Patentee before: American Axle & Manufacturing Inc. |