CN107435688A - jaw clutch device - Google Patents
jaw clutch device Download PDFInfo
- Publication number
- CN107435688A CN107435688A CN201710236002.4A CN201710236002A CN107435688A CN 107435688 A CN107435688 A CN 107435688A CN 201710236002 A CN201710236002 A CN 201710236002A CN 107435688 A CN107435688 A CN 107435688A
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- China
- Prior art keywords
- gear
- dental inlay
- rotating ring
- rake
- rotary body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 46
- 230000007935 neutral effect Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 description 39
- 230000005540 biological transmission Effects 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
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- 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
- F16D11/00—Clutches in which the members have interengaging parts
- F16D11/14—Clutches in which the members have interengaging parts with clutching members movable only axially
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- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
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- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
- F16H2061/0474—Smoothing ratio shift by smoothing engagement or release of positive clutches; Methods or means for shock free engagement of dog clutches
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of jaw clutch device, and the adhesion between dental inlay tooth can be improved by easy structure.Jaw clutch device has：Can rotating ring (50), it has the inner peripheral surface opposed with the outer peripheral face of wheel hub (40), and has dental inlay tooth (Dl, D2)；And supporting device, its can rotating ring (50) be supported to and can in the axial direction be relatively moved and can integratedly be rotated relative to wheel hub (40), change-speed gearing has the dental inlay tooth (D3, D4) opposed with dental inlay tooth (D1, D2).Supporting device has：Guide groove (41), it, which is axially extended, is arranged on the outer peripheral face of wheel hub (40)；And guide finger (51), its from can the inner peripheral surface of rotating ring (50) be provided projectingly, engage with guide groove (41), bonding station can be moved to from neutral position.The side (42,43) of guide groove (41) has rake (42b, 43b), and the rake (42b, 43b) obliquely runs out to axial end portion relative to the imaginary line (CL3) with diameter parallel.
Description
Technical field
The present invention relates to a kind of jaw clutch device for transmission for vehicle etc..
Background technology
In the past, known a kind of gear that will be supported on rotary shaft in a manner of it can rotate against via jaw clutch
The device combined with the slip ring engaged in a manner of it can be relatively moved vertically with rotary shaft spline is (referring for example to special
Sharp document 1).In the device described in the patent document 1, form jaw clutch gear side and slip ring side it is each
The inclined inclined plane on the inside of the wall thickness of the lateral tooth root side of tooth top is respectively arranged with the field of conjugate action of individual lobe, to cause engagement point
Power acts on to the direction be combineding with each other.
Prior art literature
Patent document 1：Japanese Unexamined Patent Publication 2005-308142 publications
The content of the invention
But, it is necessary to which implementing back taper processing to lobe makes the thickness of lobe in the device described in above-mentioned patent document 1
It is thinned to tooth root side, thus processed complex and processing cost rising.
The mode of the present invention is a kind of jaw clutch device, and it combines the 1st rotary body and the 2nd rotary body, institute
State the 1st rotary body to pivot about with axis, the 2nd rotary body is configured to centered on axis relative to
1 rotary body is rotated against, and jaw clutch device has：Can rotating ring, its have it is opposed with the outer peripheral face of the 1st rotary body
Inner peripheral surface, and there is the 1st dental inlay tooth；And supporting device, it is by movable ring bearing into can exist relative to the 1st rotary body
Relatively moved and can integratedly be rotated with the 1st rotary body on axial direction, the 2nd rotary body has opposed with the 1st dental inlay tooth
The 2nd dental inlay tooth, supporting device has：Guide groove, it axially extends the outer peripheral face that is arranged on the 1st rotary body and can rotating ring
In either one in inner peripheral surface；And guide finger, its from the outer peripheral face of the 1st rotary body and can be in the inner peripheral surface of rotating ring the opposing party
Be provided projectingly, engage with guide groove, limitation can rotating ring moving direction, it is described can rotating ring can leave the 2nd tooth from the 1st dental inlay tooth
The neutral position of inserted tooth is moved to the bonding station that the 1st dental inlay tooth engages with the 2nd dental inlay tooth, the periphery with guide finger of guide groove
The side that face abuts has rake, and the rake obliquely runs out to axial end portion relative to the imaginary line with diameter parallel.
According to the present invention, the side abutted with the outer peripheral face of guide finger of guide groove has relative to the vacation with diameter parallel
Think that line obliquely runs out to the rake of axial end portion, it is therefore not necessary to set rake, rake on the field of conjugate action of dental inlay tooth
Processing become easy, processing cost can be reduced.
Brief description of the drawings
Fig. 1 is the main portion for the transmission for vehicle for showing the jaw clutch device using embodiments of the present invention
The skeleton diagram of separation structure.
Fig. 2 is the exploded perspective view for the structure for showing to be contained in the 1st gear combining mechanism in Fig. 1 speed changer.
Fig. 3 is the main of the speed changer for the assembled state for showing to be contained in the 1st gear combining mechanism in Fig. 1 speed changer
Phantom.
Fig. 4 is the major part structure for the 1st gear combining mechanism that amplification is showing along after Fig. 3 IV-IV lines cut-out
Sectional view.
Fig. 5 is the position relationship for showing guide groove that the 1st gear combining mechanism is in the case of neutral condition and guide finger
Figure.
Fig. 6 A are that action of the jaw clutch device of embodiments of the present invention when giving it the gun is illustrated
Figure.
Fig. 6 B are that action of the jaw clutch device of embodiments of the present invention in Reduced Speed Now is illustrated
Figure.
Fig. 7 A are the figures for the comparative example for showing Fig. 6 A.
Fig. 7 B are the figures for the comparative example for showing Fig. 6 B.
Fig. 8 is the figure illustrated to action of the jaw clutch device of embodiments of the present invention in upshift.
Fig. 9 A are the figures for the variation for showing Fig. 6 A.
Fig. 9 B are the figures for the comparative example for showing Fig. 9 A.
Label declaration
1：Speed changer, 21~26：Change-speed gearing, 40：Wheel hub, 41：Guide groove, 42：1st side, 42a, 42b：Side surface part,
43：2nd side, 43b：Side surface part, 50：Can rotating ring, 51：Guide finger, SM：Supporting device, D1~D4：Dental inlay tooth.
Embodiment
Below, 1~Fig. 9 of reference picture B illustrate to embodiments of the present invention.Fig. 1 is to show the reality using the present invention
Apply the skeleton diagram of the major part structure of the transmission for vehicle of the jaw clutch device of mode.
Speed changer 1 has：Gear mechanism 10, it is carried out with rotation of the gear ratio corresponding with speed gear to engine 2
Speed change；And clutch 3, it is by the torque transmission of engine 2 or is not passed to gear mechanism 10.It is defeated via gear mechanism 10
The torque gone out is passed to driving wheel via working gear mechanism (not shown), drive shaft etc., and vehicle travels therefrom.
Gear mechanism 10 has configuration substantially parallel to one another and is each supported to the multiple rotary shafts that can be rotated,
That is, input shaft 11 and output shaft 12.Although eliminating diagram, gear mechanism 10 also has reverse gear shaft.Speed changer 1 is for example
Advance 6 gears, the manual transmission of the gear of retrogressing 1, can change speed by the variable speed operation of driver and keep off.In addition, it can also incite somebody to action
Speed changer 1 is configured to automatically change according to speed and the entering amount of accelerator pedal etc. the automatic transmission of speed gear.
The one end of input shaft 11 is connected via clutch 3 with the output shaft 2a of engine 2, corresponding to clutch 3
Connect and separate and input shaft 11 and output shaft 2a are combined or disconnected.That is, when clutch 3 connects, input shaft 11 and output
Axle 2a is combined, and can input the torque from engine 2 to input shaft 11.On the other hand, when clutch 3 disconnects, input
Axle 11 is disconnected with output shaft 2a, it is impossible to carries out the torque input from engine 2.
Around input shaft 11, it is equipped with 5 gear gears 25,2 gear gear 22,6 successively from the opposite side of clutch 3 and keeps off
Gear 26 and 3 keeps off gear 23.These change-speed gearings 22,25,26 are each supported to by means of bearing (not shown) can
Rotated against relative to input shaft 11.On input shaft 11, it is fixed with the side (side of clutch 3) of 3 gear gears 23 more
Individual drive gear 27,28,29.Gear 28 therein engages with the gear being fixed on reverse gear shaft (not shown).
In addition, in this manual, in rotary shaft (input shaft 11, output shaft 12 etc.) being fixed with gear refers to：Revolving
The outer peripheral face of rotating shaft processes the situation of gear or is supported on rotary shaft by being combined etc. by spline with the gear of rotary shaft split
Situation, that is, refer to gear being arranged at the situation of rotary shaft in a manner of it can not rotate against.
Around output shaft 12, the 4 gear gear gears 21 of gears 24 and 1 are supported to by means of bearing (not shown) can
Rotated against relative to output shaft 12.4 gear gears 24 are engaged with drive gear 27, and 1 gear gear 21 is nibbled with drive gear 29
Close.It is driven to be fixed with 5 gear driven gears 35, the 2 gear gear gear of driven gear 36 and 3 of driven gear 32,6 successively on output shaft 12
Gear 33.Also, on output shaft 12, final gear 30 is further fixed in the side (side of clutch 3) of 1 gear gear 21.5 gear from
Moving gear 35 engages with 5 gear gears 25, and 2 gear driven gears 32 engage with 2 gear gears 22, and 6 gear driven gears 36 and 6 keep off gear 26
Engagement, 3 gear driven gears 33 engage with 3 gear gears 23.The torque of speed changer 1 is output to (not shown) via final gear 30
Working gear mechanism.
Speed changer 1 have via dental inlay tooth by the rotary shaft of change-speed gearing 21~26 and torque transmission (input shaft 11 or
Output shaft 12) combine multiple gear combining mechanisms (jaw clutch).That is, have：2 gear gears 22 or 5 are kept off into gear 25
It is incorporated into the 1st gear combining mechanism 1GE of input shaft 11；3 gear gears 23 or 6 are kept off into gear 26 and are incorporated into the 2nd of input shaft 11
Gear combining mechanism 2GE；And the 1 gear gear gear 24 of gear 21 or 4 is incorporated into the 3rd gear combining mechanism 3GE of output shaft 12.
Fig. 2 is the exploded perspective view for the structure for showing the 1st gear combining mechanism 1GE, and Fig. 3 is to show the 1st gear bonding machine
The main portion sectional view of the speed changer 1 of structure 1GE assembled state.As shown in Figure 2,3, the 1st gear combining mechanism 1GE is configured
Between 2 gear gears 22 and 5 keep off gear 25, and have：Wheel hub 40, it is fixed in input shaft 11, is entered centered on axis CL0
Row rotation；And can rotating ring 50, its be supported to can along wheel hub 40 outer peripheral face in the axial direction (Fig. 3 arrow AB directions)
It is mobile.
More specifically, can be radially oriented on the inner peripheral surface of rotating ring 50 inner side be circumferentially provided projectingly it is multiple substantially
The guide finger 51 of cylindrical shape.On the outer peripheral face of wheel hub 40, with each guide finger 51 accordingly from axial end face to another
The circumferentially arranged guide groove 41 for having multiple substantially V-shaped of end face.Guide finger 51 engages with guide groove 41, and guide finger 51 is led
To groove 41 guide with can rotating ring 50 integratedly moved on axial direction (Fig. 3 arrow AB directions).That is, guide finger 51 is as limitation
Can rotating ring 50 played a role relative to the movement limiting portion of the moving direction of wheel hub 40.Can edge on the axial end face of rotating ring 50
It is circumferential to be provided projectingly dental inlay tooth D1 at equal intervals, it can circumferentially dashed forward at equal intervals on the axial other end of rotating ring 50
Go out to be provided with dental inlay tooth D2.
2 gear gears 22, which have, to be formed the gear part 22a on outer peripheral face and is oppositely disposed in axial direction with dental inlay tooth D1
Dental inlay tooth D3 on end.More specifically, 2 gear gears 22 integrally have：Gear 221, on its outer peripheral face formed with
With 2 gear (Fig. 1) meshed gears of driven gear 32 portion 22a；And engagement ring 222, it is combined by spline to be arranged on gear
Body 221 can be on the end of the side of rotating ring 50.On engagement ring 222, with can rotating ring 50 dental inlay tooth D1 accordingly circumferentially
Multiple opening portion 22b are provided with, the axial end of 2 gear gears 22 (engagement ring 222) is formed as concavo-convex in the circumferential.Thus,
It is opposed to dental inlay tooth D1 to be provided with dental inlay tooth D3 on the axial end portion of 2 gear gears 22.
5 gear gears 25, which have, to be formed the gear part 25a on outer peripheral face and is oppositely disposed in axial direction with dental inlay tooth D2
Dental inlay tooth D4 on end.More specifically, on 5 gear gears 25, it is provided with outer peripheral face and 5 gear driven gears 35
(Fig. 1) meshed gears portion 25a, also, with can the dental inlay tooth D2 of rotating ring 50 accordingly circumferentially arranged have multiple opening portions
25b, the axial end of 5 gear gears 25 are formed as concavo-convex in the circumferential.Thus, 5 gear gears 25 axial end portions on tooth
Inserted tooth D2 is opposed to be provided with dental inlay tooth D4.
In figure 3, can rotating ring 50 dental inlay tooth D1, D2 and 2 gear gear 22 and 5 keep off gear 25 in the dental inlay of either one
Tooth D3, D4 are not engaged, can rotating ring 50 be located at neutral position, the 1st gear combining mechanism 1GE is in neutral condition.When can rotating ring
50 it is mobile to the bonding station in arrow A directions from the state and when the dental inlay tooth D1 is engaged with dental inlay tooth D3,2 keep off gears 22 with it is defeated
Enter axle 11 to combine, the 1st gear combining mechanism 1GE becomes gear bonding state.Can the connecing to arrow B directions of rotating ring 50 in addition, working as
Close position it is mobile and when the dental inlay tooth D2 is engaged with dental inlay tooth D4,5 keep off gears 25 is combined with input shaft 11, the 1st gear bonding machine
Structure 1GE becomes gear bonding state.
Can rotating ring 50 by dental inlay operation device (not shown) from neutral position operate to bonding station or from bonding station grasp
Accomplish neutral position.Dental inlay operation device has pair can the actuator (electro-motor etc.) that is driven in the axial direction of rotating ring 50.
Actuator is output control signals to from controller according to gear-shift command, actuator is by controller drive control.
In Fig. 1, when 2 gear gears 22 are combined via the 1st gear combining mechanism 1GE with input shaft 11, input shaft 11
Rotation via 2 gear gears 22 and 2 keep off driven gears 32 be passed to output shaft 12, establish 2 gears.When 5 gear gears 25 via
1st gear combining mechanism 1GE and when being combined with input shaft 11, the rotation of input shaft 11 keeps off driven gears via 5 gear gears 25 and 5
35 are passed to output shaft 12, establish 5 gears.
Though eliminating detailed view, the 2nd gear combining mechanism 2GE and the 3rd gear combining mechanism 3GE are also with the 1st
Gear combining mechanism 1GE is formed in the same manner.Therefore, when 3 gear gears 23 via the 2nd gear combining mechanism 2GE and with input shaft 11
With reference to when, the rotation of input shaft 11 keeps off driven gears 33 via 3 gear gears 23 and 3 and is passed to output shaft 12, establishes 3 gears.
When 6 gear gears 26 are combined via the 2nd gear combining mechanism 2GE with input shaft 11, the rotation of input shaft 11 is via 6 gear gears
26 and 6 gear driven gears 36 are passed to output shaft 12, establish 6 gears.
In addition, when 1 gear gear 21 is combined via the 3rd gear combining mechanism 3GE with output shaft 12, the rotation of input shaft 11
Turn to be passed to output shaft 12 via the gear gear 21 of drive gear 29 and 1, establish 1 gear.When 4 gear gears 24 are via the 3rd gear
Combining mechanism 3GE and when being combined with output shaft 12, the rotation of input shaft 11 keeps off gear 24 via drive gear 27 and 4 and is passed to
Output shaft 12, establish 4 gears.
As described above, in the present embodiment, gear combining mechanism 1GE~3GE wheel hub 40 and can rotating ring 50 connect to
Torque (Fig. 2,3) can be transmitted via the guide finger 51 engaged respectively with guide groove 41.Below, carried out in detail on this point
Explanation.
Fig. 4 be amplification show with the wheel hub 40 after vertical with axis CL0 section cut-out and can rotating ring 50 main portion
The figure (along the sectional view of the IV-IV lines in Fig. 3) of separation structure, Fig. 5 be planar development wheel hub 40 and can rotating ring 50 main portion
Divide and the position relationship under gear combining mechanism 1GE~3GE neutral condition between guide groove 41 and guide finger 51 is shown
Figure.In addition, the rotation of the wheel hub 40 when representing that the advance of vehicle travels with arrow F and R respectively in Fig. 5 and when retrogressing travels
Direction, also, it is identical with Fig. 3 with arrow AB represent can rotating ring 50 moving direction axially.
As shown in figure 4, the outer peripheral face 40a of wheel hub 40 with can rotating ring 50 inner peripheral surface 50a it is opposed, can rotating ring 50 by means of branch
Mechanism SM is held to be supported to be relatively moved in the axial direction relative to wheel hub 40 and can integratedly revolve with wheel hub 40
Turn.Supporting device SM have from can rotating ring 50 inner peripheral surface 50a be radially oriented inner side pivot (axis CL0) be provided projectingly
Guide finger 51 and the guide groove 41 that is arranged on wheel hub 40 and engages with guide finger 51.
When wheel hub 40 rotates to Fig. 4 arrow A directions, torque via guide finger 51 act on can rotating ring 50, can rotating ring
50 are rotated together with wheel hub 40.Now, in the opening position with axis CL0 distances (radius) R1, pressing force F1 is from leading
To the side action of groove 41 to guide finger 51.In addition, Fig. 4 shows the direction of pressing force F1 when giving it the gun, slowing down
During traveling torque from can rotating ring 50 act on wheel hub 40, the direction of pressing force is opposite.
As shown in figure 5, the outer peripheral face 40a of wheel hub 40 guide groove 41 has from an axial side end face 40b to another axle
A pair of the sides opposite each other to side end face 40c, i.e. the 1st side 42 of arrow F directions side and the 2nd side of arrow R directions side
43.Guide groove 41 is formed as symmetrical on the center line CL1 at the center between side end face 40b, 40c by wheel hub 40.
Side end face 40c guide groove 41 will be extended to from side end face 40b on slot length direction by a pair of imaginary line CL2
Three parts, i.e. the 1st region AR1 comprising center line CL1 and the 2nd region AR2 positioned at the 1st region AR1 both sides are divided into, wherein
The pair of imaginary line CL2 it is parallel with center line CL1 and with center line CL1 at a distance of specific length.Now, the 1st side 42 by
The side surface part 42b of the side surface part 42a of axial central portion and axial end portion is formed, the 2nd side 43 by axial central portion side surface part
The side surface part 43b of 43a and axial end portion is formed.
In the 1st region AR1, from the 1st side 42 of guide groove 41, the length (well width L1) untill the 2nd side 43 exists
It is fixed on whole slot length direction.Side surface part 42a in 1st region AR1 is relative to the vacation parallel with axis CL0 (Fig. 3)
Think that line CL3 is tilted with predetermined angular θ a, the angle, θ that a pair of side surface part 42a of center line CL1 both sides are formed is smaller than 180 °.Cause
This, the axial central portion 41a of the guide groove 41 in the 1st region AR1 is shaped generally as V-shaped in a manner of prominent to arrow F sides.
When gear combining mechanism 1GE~3GE is in neutral condition, as shown in figure 5, central portion 41a of the guide finger 51 in guide groove 41
It is maintained at neutral position.
The side surface part 43a and side surface part 43b of 2nd side 43 respectively with the side surface part 42a identicals of the 1st side 42 tilt
Angle θ a connect without jump.On the other hand, the side surface part 42b of the 1st side 42 is to an inclination opposite with adjacent side surface part 42a
Tiltedly, the intersection between side surface part 42a and side surface part 42b is provided with order difference part 42c.More specifically, side surface part 42a from
Axial centre (center line CL1) to order difference part 42c be formed as to arrow R directions tilt, and side surface part 42b from order difference part 42c to
Axial end 40b, 40c are formed as tilting to arrow F directions.Therefore, the 1st side 42 (side surface part 42b) in the 2nd region AR2
The distance between 2nd side 43 (side surface part 43b) is to expand towards axial end 40b, 40c.
The main actions of the jaw clutch device of embodiments of the present invention are illustrated.Fig. 6 A, 6B are to show
Make respectively can rotating ring 50 moved to arrow A directions after in the state of act on guide finger when giving it the gun and during Reduced Speed Now
The figure in the direction of 51 power.In Fig. 6 A, 6B, guide finger 51 is located in the 2nd region AR2 of guide groove 41.In addition, Fig. 7 A, 7B
Be show Fig. 6 A, 6B comparative example figure.
When giving it the gun, the speed ratio of wheel hub 40 can rotating ring 50 rotation it is fast.Therefore, as shown in Figure 6A, wheel hub 40
2nd side 43 (such as side surface part 43b) of guide groove 41 abuts with the outer peripheral face of guide finger 51.Thus, acceleration direction (arrow F
Direction) pressing force F1 act on guide finger 51, by pressing force F1, torque T1 (=F1 × radius R1) is via dental inlay tooth
D1, D3 and act in change-speed gearing 21~26 one.Now, the 2nd side 43 of guide groove 41 relative to axial direction with angle, θ
A is tilted, and thus, guide finger 51 is acted on towards the power Fa in the arrow A direction vertical with pressing force F1.That is, effect has promotion tooth
The power Fa of inserted tooth D1 and dental inlay tooth D3 engagement (referred to as engagement promotes power).Engagement now promotes power Fa to be represented by lower formula (I).
Fa=T1/R1tan θ a (I)
On the other hand, in Reduced Speed Now, the speed ratio of wheel hub 40 can rotating ring 50 rotation it is slow, as shown in Figure 6B, torque
T2 acts on from dental inlay tooth D3 can rotating ring 50.Therefore, the 1st side 42 of the guide groove 41 of wheel hub 40, particularly the 2nd region AR2
In side surface part 42b abutted with the outer peripheral face of guide finger 51, the pressing force F2 of deceleration direction (arrow R directions) acts on guide finger
51.Now, the side surface part 42b of guide groove 41 is tilted relative to axial direction with angle, θ b, thus, towards the arrow vertical with pressing force F2
The power Fb in head A directions, i.e., promotes the power Fb (engagement promotes power) of dental inlay tooth D1 and dental inlay tooth D3 engagement to act on guide finger
51.Engagement now promotes power Fb to be represented by lower formula (II).
Fb=T2/R1tan θ b (II)
So in the present embodiment, it is provided with the axial end portion of guide groove 41 relative to the inclined sides of imaginary line CL3
Facial 42b, 43b.Therefore, in vehicle when giving it the gun and during Reduced Speed Now, engagement between dental inlay tooth D1, D3 is promoted
Power Fa, Fb acts on guide finger 51.It therefore, there is no need to process rake in dental inlay tooth Dl, D3 field of conjugate action etc., can pass through
Easy structure improves the axially combined power between dental inlay tooth Dl, D3, can realize stable gear shifting operation.
On the other hand, as shown in Fig. 7 A, 7B, do not tilt and axially formed in the axial end portion for making guide groove 41
In the case of, in order to produce axial engagement promote power Fc, Fd, it is necessary to the field of conjugate action D1a, D3a and Dlb in dental inlay tooth Dl, D3,
Rake is processed on D3b respectively.Therefore, it is necessary to implement back taper processing on the field of conjugate action, processing is complicated, and processes
Cost increase.
In this case engagement when giving it the gun promotes engagement when power Fc and Reduced Speed Now to promote power Fd uses to nibble
Conjunction face D1a, D3a and D1b, D3b radius R2 and respectively by lower formula (III), (IV) represent.
Fc=T1/R2tan θ c (III)
Fd=T2/R2tan θ d (IV)
Therefore, in order to be processed to the application of Fig. 6 A, 6B guide finger 51 with implementation back taper, situation (Fig. 7 A, 7B) is equal to be engaged
Promote power Fa, Fb, according to upper formula (I), (III) and upper formula (II), (IV), Fig. 6 A angle, θ a is set as atan respectively
(R1/R2tan θ c), Fig. 6 B angle, θ b is set as atan (R1/R2tan θ c).
In the present embodiment, can rotating ring 50 be as follows：In upshift, high gear gear becomes in low gear gear
It is engaged before neutral condition, i.e. low gear gear and high gear gear engage simultaneously.For example, kept off from 2 to 3 gear upshifts
When, before 2 gear gears 22 become neutral condition via the 1st gear combining mechanism 1GE, 3 gear gears 23 are via the 2nd gear knot
Close mechanism 2GE and combined with input shaft 11.Now, can rotating ring 50 be moved to the 1st region of guide groove 41 as shown in Figure 8
AR1。
The speed ratio of the wheel hub 40 of the 1st gear combining mechanism 1GE during upshift can rotating ring 50 (2 gear gear 22) 53 rotations
Slowly.On the other hand, the 2nd gear combining mechanism 2GE wheel hub H40 speed ratio can rotating ring 50 (3 gear gear 23) rotation it is fast.Cause
This, a part for output torque acts on the side surface part of the side 42 of 2 gear gear the 22, the 1st as circulation torque via output shaft 12
42a abuts with the outer peripheral face of guide finger 51.
By the circulation torque, towards the center line CL1 of guide groove 41 axial power Fe, i.e. make dental inlay tooth D1 from tooth
The power (being referred to as engagement releasing power) that inserted tooth D3 leaves acts on the 1st gear combining mechanism 1GE guide finger 51.Thus, can rotating ring
50 dental inlay tooth D1 is released from the engaging for dental inlay tooth D3 of 2 gear gears 22, and the 1st gear combining mechanism 1GE becomes neutral condition.
By being so configured to make a part of change-speed gearing (such as 2 gear gears 22 and 3 keep off gear 23) while engaging while carrying out
Upshift, upshift can be smoothly carried out with die-offing without torque.
Following such action effects can be played according to the embodiment of the present invention.
(1) jaw clutch device is the device with reference to wheel hub 40 and change-speed gearing 21~26, and wherein wheel hub 40 is with axle
Line CL0 is pivoted about, and change-speed gearing 21~26 is configured to relative to wheel hub 40 enter centered on axis CL0
Row rotates against, and it has：Can rotating ring 50, it has the inner peripheral surface 50a opposed with the outer peripheral face 40a of wheel hub 40, and has
Dental inlay tooth Dl, D2；And supporting device SM, its can rotating ring 50 be supported to can be carried out in the axial direction relative to wheel hub 40 it is relative
It is mobile and can integratedly be rotated with wheel hub 40, change-speed gearing 21~26 have the dental inlay tooth D3 opposed with dental inlay tooth Dl, D2,
D4 (Fig. 1~4).Supporting device SM has：Guide groove 41, it is extended on the outer peripheral face 40a of wheel hub 40 in the axial direction；With
And guide finger 51, its from can the inner peripheral surface 50a of rotating ring 50 be provided projectingly, engage with guide groove 41, can from dental inlay tooth Dl, D2 from
The neutral position for opening dental inlay tooth D3, D4 is moved to the bonding station that dental inlay tooth D1, D2 engages with dental inlay tooth D3, D4, and limitation is movable
The moving direction of ring 50, the side 42,43 abutted with the outer peripheral face of guide finger 51 of guide groove 41 have side surface part 42b, 43b,
Side surface part 42b, 43b obliquely runs out to axial end portion (Fig. 5) relative to the imaginary line CL3 parallel with axis CL0.
By so setting inclined side surface part 42b, 43b untill axial end portion on the side 42,43 of guide groove 41,
When guide finger 51 is moved to the 2nd region AR2 of guide groove 41, by the torque for acting on wheel hub 40 and can be between rotating ring 50
T1, T2, axial power Fa, Fb that dental inlay tooth Dl, D2 and dental inlay tooth D3, D4 are engaged is set to act on guide finger 51.It therefore, there is no need to
Obliquely form the dental inlay tooth D1~D4 field of conjugate action, it is no longer necessary to which back taper is processed, and can reduce processing cost.That is, according to this reality
The jaw clutch device of mode is applied, inclined side surface part 42b, 43b is set simply by the axial end portion in guide groove 41
Easy structure, just can will with make the dental inlay tooth D1~D4 field of conjugate action tilt identical engage promotion power Fa, Fb (Fig. 6 A, 6B)
The combination between dental inlay tooth Dl, D2 and dental inlay tooth D3, D4 can easily be improved on rotating ring 50 (guide finger 51) by being applied to
Power.
(2) guide groove 41 has the 2nd side of the 1st side 42 side opposite with direction of rotation of direction of rotation side opposite each other
Face 43, as rake, have on the 1st side 42 relative to imaginary line untill axial end portion it is inclined to direction of rotation side
Inclined side surface part 42b, on the 2nd side 43 have relative to imaginary line CL3 untill axial end portion it is opposite to direction of rotation
The inclined side surface part 43b in side (Fig. 6 A, 6B).Thus, when giving it the gun and during Reduced Speed Now can pair can rotating ring 50 apply
Add engagement to promote power Fa, Fb, can stably combine change-speed gearing 21~26 (dental inlay tooth D3, D4) and can (the dental inlay tooth of rotating ring 50
Dl、D2)。
(3) the 1st sides 42 are connected with side surface part 42b, and with relative to imaginary line CL3 and side surface part 42b to opposite side
Inclined side surface part 42a (Fig. 8).Thus, in upshift, the change-speed gearing of low gear and the speed change of high gear can be made at the same time
In the case that gear engages, for the gear combining mechanism corresponding with the change-speed gearing 21~26 of low gear can rotating ring 50
Guide finger 51, axial engagement releasing power Fe is acted on by the circulation torque that have passed through output shaft 12, can be in no torque
The best opportunity die-offed make can rotating ring 50 be moved to neutral position.
In addition, in the above-described embodiment, be directed to groove 41 and be divided into 3 regions AR1, AR2 in its longitudinal direction, will
The central portion 41a of guide groove 41 in 1st region AR1 is formed as the substantially V-shaped prominent to direction of rotation, still, guide groove
41 shape not limited to this.For example, as shown in Figure 9 A, side surface part 42a, the 43a phase in the axially center of guide groove 41 can also be made
Extended parallel to for the imaginary line CL3 of axial direction, also, make side surface part 42b, 43b of axial end portion relative to imaginary line CL3 with
Predetermined angular tilts.Thereby, it is possible to axial engage promotion with applying as above by easy structure to guide finger 51
Power Fa.In contrast, as shown in Figure 9 B, when the dental inlay tooth 51A (splines that engage with guide groove 41 can be being set on rotating ring 50
Tooth), also, add in the case of obliquely forming dental inlay tooth D1, D3 field of conjugate action, it is necessary to carry out back taper to dental inlay tooth D1, D3
Work, thus processing cost rises.
In the above-described embodiment, the axial end portion of the 1st side 42 in the 2nd region AR2 of guide groove 41 is provided with
Relative to imaginary line CL3 with the inclined side surface part 42b of predetermined angular θ b, i.e. set and relative to imaginary line CL3 be to axial end portion
Only to inclined 1st rake in direction of rotation side, also, the axial direction of the 2nd side 43 in the 2nd region AR2 of guide groove 41
End set has relative to imaginary line CL3 with the inclined side surface part 43b of predetermined angular θ a, i.e. setting is arrived relative to imaginary line CL3
To inclined 2nd rake in the opposite side in direction of rotation untill axial end portion, still, angle, θ a, θ b in this case can be each other
It is equal, can also be different from each other.As the rake of the side 42,43 of guide groove 41, the 1st rake can also be only set
Either one (such as the 2nd rake) in (side surface part 42b) and the 2nd rake (side surface part 43b).In the above-described embodiment,
On the 1st side 42, be provided with relative to imaginary line CL3 and side surface part 42b to it is opposite roll tiltedly, be directed to during pin 51 is directed to
The side surface part 42a (the 3rd rake) of vertical position, but it is also possible to omit the 3rd rake as shown in Figure 8.
In the above-described embodiment, guide groove 41 is set on the outer peripheral face 40a of the wheel hub 40 as the 1st rotary body, and
And from can the inner peripheral surface 50a of rotating ring 50 be provided projectingly guide finger 51, still, by movable ring bearing into can be relative to the 1st rotation
The structure for the supporting device that body is relatively moved and can integratedly rotated with the 1st rotary body in the axial direction is not limited to
This.For example, it is also possible to guide groove can set on the inner peripheral surface 50a of rotating ring 50, also, protruded from the outer peripheral face 40a of wheel hub 40
Guide finger is set.That is, the structure as long as there is following guide groove and guide finger then supporting device can be arbitrary structures：It is described
Guide groove axially extend the outer peripheral face that is arranged on the 1st rotary body and can be in the inner peripheral surface of rotating ring either one on, the guiding
Sell from the outer peripheral face of the 1st rotary body and can be in the inner peripheral surface of rotating ring the opposing party be provided projectingly, engage with guide groove, limitation is movably
The moving direction of ring, it is described can rotating ring dental inlay tooth D3, D4 (the 2nd dental inlay tooth) can be left from dental inlay tooth Dl, D2 (the 1st dental inlay tooth)
Neutral position be moved to dental inlay tooth D1, D2 and dental inlay tooth D3, the bonding station of D4 engagements.
In the above-described embodiment, such jaw clutch device is illustrated：It is combined as the 1st rotation
The wheel hub 40 of body and the change-speed gearing 21~26 as the 2nd rotary body, the 1st rotary body are revolved centered on axis CL0
Turning, the 2nd rotary body is configured to be rotated against relative to wheel hub 40, still, jaw clutch of the invention
Device device is also applicable to the device beyond speed changer 1.Therefore, the structure of the 1st rotary body and the 2nd rotary body is not limited to above-mentioned
Structure.
Described above is only an example, as long as not damaging the feature of the present invention, the present invention is not by above-mentioned embodiment
Limited with variation.One or more in above-mentioned embodiment and deformation can be combined.Also variation can be entered each other
Row combination.
Claims (3)
1. a kind of jaw clutch device, it combines the 1st rotary body and the 2nd rotary body, and the 1st rotary body is using axis in
The heart is rotated, and the 2nd rotary body is configured to centered on the axis carry out phase relative to the 1st rotary body
To rotation, it is characterised in that
The jaw clutch device has：
Can rotating ring, it has the inner peripheral surface opposed with the outer peripheral face of the 1st rotary body, and has the 1st dental inlay tooth；And
Supporting device, it is by the movable ring bearing into can be relatively moved in the axial direction relative to the 1st rotary body
And can integratedly it be rotated with the 1st rotary body,
2nd rotary body has the 2nd dental inlay tooth opposed with the 1st dental inlay tooth,
The supporting device has：
Guide groove, it axially extends the outer peripheral face that is arranged on the 1st rotary body and described can appointed in the inner peripheral surface of rotating ring
On one side；And
Guide finger, it is provided projectingly from the outer peripheral face of the 1st rotary body and described the opposing party that can be in the inner peripheral surface of rotating ring, with
Guide groove engaging, described in limitation can rotating ring moving direction, it is described can rotating ring can be left from the 1st dental inlay tooth it is described
The neutral position of 2nd dental inlay tooth is moved to the bonding station that the 1st dental inlay tooth engages with the 2nd dental inlay tooth,
The side abutted with the outer peripheral face of the guide finger of the guide groove has rake, the rake relative to it is described
The imaginary line of diameter parallel obliquely runs out to axial end portion.
2. jaw clutch device according to claim 1, it is characterised in that
The guide groove has the 2nd side of the opposite side in the 1st side and direction of rotation of direction of rotation side opposite each other,
The rake has on the 1st side to be rolled relative to the imaginary line untill axial end portion to direction of rotation
The 1st oblique rake, have on the 2nd side relative to the imaginary line untill axial end portion it is opposite to direction of rotation
Inclined 2nd rake in side.
3. jaw clutch device according to claim 2, it is characterised in that
1st side has the 3rd rake, and the 3rd rake is connected with the 1st rake, and relative to the imagination
Line tilts to the side opposite with the 1st rake.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-105879 | 2016-05-27 | ||
| JP2016105879A JP2017211055A (en) | 2016-05-27 | 2016-05-27 | Dog clutch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107435688A true CN107435688A (en) | 2017-12-05 |
| CN107435688B CN107435688B (en) | 2019-09-06 |
Family
ID=60458358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710236002.4A Expired - Fee Related CN107435688B (en) | 2016-05-27 | 2017-04-12 | Jaw clutch device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2017211055A (en) |
| CN (1) | CN107435688B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294451A (en) * | 2021-06-29 | 2021-08-24 | 袁�嘉 | A gear meshing self-adjusting device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017129602A1 (en) * | 2017-12-12 | 2019-06-13 | Schaeffler Technologies AG & Co. KG | dog clutch engagement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007139071A (en) * | 2005-11-17 | 2007-06-07 | Aichi Mach Ind Co Ltd | Transmission device and twin-clutch transmission equipped therewith |
| CN103299104A (en) * | 2010-11-19 | 2013-09-11 | 池谷方程式株式会社 | Transmission and shift control system |
| CN103307129A (en) * | 2012-03-14 | 2013-09-18 | 爱信精机株式会社 | Dog clutch for automated transmission |
| JP2015140893A (en) * | 2014-01-30 | 2015-08-03 | 株式会社イケヤフォ−ミュラ | transmission |
| JP2016061411A (en) * | 2014-09-19 | 2016-04-25 | 株式会社イケヤフォ−ミュラ | transmission |
-
2016
- 2016-05-27 JP JP2016105879A patent/JP2017211055A/en active Pending
-
2017
- 2017-04-12 CN CN201710236002.4A patent/CN107435688B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007139071A (en) * | 2005-11-17 | 2007-06-07 | Aichi Mach Ind Co Ltd | Transmission device and twin-clutch transmission equipped therewith |
| CN103299104A (en) * | 2010-11-19 | 2013-09-11 | 池谷方程式株式会社 | Transmission and shift control system |
| CN103307129A (en) * | 2012-03-14 | 2013-09-18 | 爱信精机株式会社 | Dog clutch for automated transmission |
| JP2015140893A (en) * | 2014-01-30 | 2015-08-03 | 株式会社イケヤフォ−ミュラ | transmission |
| JP2016061411A (en) * | 2014-09-19 | 2016-04-25 | 株式会社イケヤフォ−ミュラ | transmission |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294451A (en) * | 2021-06-29 | 2021-08-24 | 袁�嘉 | A gear meshing self-adjusting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017211055A (en) | 2017-11-30 |
| CN107435688B (en) | 2019-09-06 |
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Granted publication date: 20190906 |