CN104455067B - Embedding tooth for automotive transmission engages - Google Patents
Embedding tooth for automotive transmission engages Download PDFInfo
- Publication number
- CN104455067B CN104455067B CN201410478451.6A CN201410478451A CN104455067B CN 104455067 B CN104455067 B CN 104455067B CN 201410478451 A CN201410478451 A CN 201410478451A CN 104455067 B CN104455067 B CN 104455067B
- Authority
- CN
- China
- Prior art keywords
- friction element
- claw hook
- tooth engagement
- engagement according
- embedding tooth
- 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.)
- Active
Links
Classifications
-
- 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
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
-
- 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
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
- F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation
- F16D2023/0631—Sliding sleeves; Details thereof
Abstract
The present invention relates to a kind of embedding teeth for automotive transmission (10) to engage (16), has：At least one shaft joint body (18)；Annular control claw hook (22)；And friction element (24), wherein, friction element (24) is ordinatedly connect with control claw hook (22) shape in tangential direction (26), and it can axially be acted on by controlling claw hook (22), wherein, controlling claw hook (22) axially can be in centre position relative to shaft joint body (18), it is adjusted between sync bit and drive range, it is substantially free to rotate relative to shaft joint body (18) that claw hook (22) is controlled on centre position, claw hook (22) is controlled on sync bit to couple in tangential direction (26) with shaft joint body (18) by frictional connection, claw hook (22) is controlled on drive range, and the shape in tangential direction (26) is ordinatedly connect with shaft joint body (18).
Description
Technical field
The present invention relates to a kind of embedding tooth engagements for automotive transmission.
Background technology
The embedding tooth for automotive transmission commonly known in the prior art engages, and it is characterized in that its is simple in structure
And thus cheap building mode.However, especially the high speed discrepancy and/or high the moment of inertia for waiting for coupling access component the case where
Under, it is embedding that tooth engagement is with low shifting comfort and undesirably high noise generates and part-load.
Invention content
The object of the present invention is to provide a kind of embedding tooth engagements for automotive transmission, may make and relax in height shift
Low noise and low abrasion ground operation of shifting gears in the case of adaptive.
According to the present invention, which realizes have by being engaged for the embedding tooth of automotive transmission：At least one shaft coupling
Save main body, be fixed on the driven wheel of automotive transmission, and rotationally and substantial axial be not supported on movably can
On the transmission shaft of transmission axis rotation；Annular control claw hook (Schaltklaue), substantially torsionally and move axially
Ground is supported on the transmission shaft that can surround transmission axis rotation；And friction element comprising multiple to be distributed in tangential direction
Friction element, be respectively provided with rubbing surface, for build with the frictional connection of shaft joint body, wherein friction element with control
Shape is ordinatedly connected and can axially be acted on by controlling claw hook claw hook processed in tangential direction, wherein control claw hook is opposite
It can axially be adjusted between centre position, sync bit and drive range in shaft joint body, the control claw on centre position
Hook is substantially free to rotate relative to shaft joint body, and claw hook is controlled on sync bit and passes through frictional connection and shaft coupling master
Body couples in tangential direction, and claw hook is controlled on drive range, and shape is ordinatedly connect in tangential direction with shaft joint body.
By this way, transmission shaft passes through frictional connection and the driven wheel coupling being fixed in shaft joint body first in tangential direction
It connects.On the contrary, in two components by means of frictional connection and after part or almost rotating speed synchronization, realization is being respectively provided with
Shape between the transmission shaft and driven wheel of big the moment of inertia is connected.This causes the shifting comfort significantly improved and embedding tooth to connect
The operation of the reduction noise and load of conjunction.Particularly, the friction element of friction element is built into separated friction element,
It is evenly distributedly arranged in tangential direction, wherein the rubbing surface of friction element faces the friction circular cone of shaft joint body respectively, and
It can act on it, to build the frictional connection between friction element and shaft joint body.
Here, the shifting comfort of automotive transmission close to (interlocking -) with the shifting comfort of step gear shifting, wherein embedding tooth
It is bonded in structure and more easily builds, need small axial arrangement space, and generate small drag torque, thus generate special
High efficiency.
In an embodiment of embedding tooth engagement, friction element is ring segment that is separated, being spaced in tangential direction,
Form the drag ring of segmentation.This friction element can be easily manufactured in production technology, and with low cost in geometry
Aspect matches each boundary condition of embedding tooth engagement, wherein single friction element can all be built into identical.Particularly, it rubs
Element is the metalwork being sintered made of light metal steel or specifically for aluminium.However as an alternative, it is also contemplated that with plastics material
Material manufacture.
Preferably, the radially inner side of each friction element is tapered from the axial edge of friction element to axial median surface
Attenuate so that there are two conical section faces for radially inner side tool, wherein at least one of the two section of face forms rubbing surface.It is total to see
Thus all friction elements generate the conical ring of segmentation, even if can be with shaft coupling in the case of small axial shifting active force
Section main body forms sufficiently high moment of friction.Particularly, each friction element is symmetrically built relative to median surface, this is advantageous again
In especially low manufacturing cost.
To build frictional connection, shaft joint body can have the rubbing surface of adjacent friction element especially on its radial outside
Friction circular cone.Preferably, the coning angle of friction circular cone and friction element is identical so that shaft joint body and friction element
It is mutually leaned in a face manner on sync bit, and big moment of friction can be transmitted.
Here, the friction circular cone and/or rubbing surface of friction element can be coated with friction facings.By this way, Ke Yi
Under scheduled axial shifting active force, the transferable frictional force between shaft joint body and friction element is improved with low cost
Square.
Preferably, friction element is formed by plastics or agglomerated material.This allows to hold in the case of low manufacturing cost
It changes places and matches the geometry of friction element.
Particularly, friction element can be formed by friction material completely so that need not separate friction facings and be not required to
The friction facings is coated to friction circular cone and/or friction element, can be transmitted between shaft joint body and friction element to improve
Moment of friction.
Preferably, control claw hitcher has axially projecting tooth, and shaft joint body has mark of mouth slot, or vice versa,
In, tooth engagement enters mark of mouth slot, to which the shape formed between control claw hook and shaft joint body is connected.Axial tooth and corresponding
Groove can be formed in by low manufacturing technology cost in control claw hook or shaft joint body, and match for strong and reliable shape
Close connection.Here, tooth and/or mark of mouth slot may be provided with the coating for impact damping.Preferably, tooth and/or mark of mouth slot
As the part coated of shock surface in tangential direction, thus smaller part-load and noise are generated when embedding tooth engages operation
It generates.
Particularly, at least three, preferably six separated friction elements are set.For the quantity of friction element, the region
The good compromise being presented between low manufacturing cost and the low installation cost of friction element.
In another embodiment of embedding tooth engagement, at least one elastic component is set, friction element is radially acted on.
At least one elastic component firstly for arrangement friction element it is significant because being determined by elastic force, when frictional connection can quilt
Bridging and tooth are connected and can be switched on.In addition, the radial pretension of friction element, particularly against the pretension of gear shift clutch collar,
Cause the radial position of friction element to be fixed, and thus cause the engagement of embedding tooth low noise, operation as far as possible without quack sound.
In another embodiment of embedding tooth engagement, in controlling claw hook, it is equipped with friction element for each friction element and opens
Mouthful, wherein each friction element extends through provisioned friction element opening, and axially protrudes past control claw in both sides
Hook.This shows simple possibility, to which shape ordinatedly connects friction element and control claw hook in tangential direction.
Here, each friction element has at least one protrusion extended in tangential direction in axial edge,
It is particularly pertinent in tangential direction to be open more than provisioned friction element.By this way, the rubbing surface of friction element can pass through
Low cost becomes larger, and thus transferable moment of friction increases between shaft joint body and friction element.
Preferably, each friction element has in axial edge there are two the protrusion extended on the contrary in tangential direction,
Provisioned friction element opening is especially protruded past in both sides in tangential direction.
In addition, friction element can be securely maintained in tangential direction in friction element opening provisioned respectively.By
This makes the undesirable impact noise between control claw hook and friction element minimize.
In another embodiment, control claw hook can be adjusted axially relative to friction element, and on axial medium position
Form the interlocking with friction element.On the axial direction medium position, controls claw hook and friction element is axially located center, thus have
There is identical median surface.Friction element relative to control claw hook be axially located center make embedding tooth engage in it is undesirable
Drag torque minimizes so that generates extra high efficiency.
For example, each friction element axially inside it is upper in axial centre with central recess, especially in tangent line side
The central channel upwardly extended, for making friction element axially center relative to control claw hook.The central recess or central channel
So that can realize that friction element reliably centers relative to control claw hook by low infrastructure cost.
In another embodiment of embedding tooth engagement, it is equipped with elastic component for each friction element, is contained in control claw hook
In, and provisioned friction element radially outward acts on.
In this embodiment, each elastic component can be equipped with pressure acting body, be directed radially in controlling claw hook, and
It is engageable in the central recess of provisioned friction element.Here, pressure acting body especially sphere.
In another embodiment of embedding tooth engagement, locating slot is set on the radial outside of each friction element,
Extend in tangential direction, wherein friction element has the coupling around friction element, engages into locating slot.Pass through the party
Formula can realize that friction element mutually axially position and/or the radial positioning of friction element by low cost.It is particularly preferred that
Two couplings and two locating slots are set, are especially arranged axially and symmetrically relative to friction element.
Preferably, coupling is ring spring, makes friction element radially inwardly against control claw hook.Ring in this way
Shape spring, all friction elements can pass through simple mode radial tightening.It is equipped with the modification of elastic component in each friction element
In scheme, wherein elastic component radially outward acts on provisioned friction element, and as an alternative, coupling can also be in tangent line side
Upward substantially stiff, closed becket, especially steel loop.
Description of the drawings
Hereinafter with reference to providing other features and advantages of the present invention in attached drawing description related to the preferred embodiment.Attached drawing
In：
Fig. 1 shows the decomposition perspective view of automotive transmission part, has according to first embodiment according to the present invention
Embedding tooth engagement；
Fig. 2 shows pass through the profilograph according to the automotive transmission part of Fig. 1；
Fig. 3 is shown through another profilograph according to the automotive transmission part of Fig. 1；
Fig. 4 show according to the embedding tooth of Fig. 1 engage can preassembled friction element decomposition perspective view；
Fig. 5 is shown through the profilograph according to the friction element of Fig. 4；
Fig. 6 shows the decomposition perspective view of automotive transmission part, has basis second embodiment of the invention
The embedding tooth engagement of the present invention；
Fig. 7 is shown through the profilograph according to the automotive transmission part of Fig. 6；
Fig. 8 is shown through another profilograph according to the automotive transmission part of Fig. 6；
Fig. 9 show according to the embedding tooth engagement according to the present invention of third embodiment can preassembled friction element point
Solve perspective view；And
Figure 10 shows the perspective view of the friction element in the assembled state according to Fig. 9.
Specific implementation mode
Fig. 1 to Figure 10 is related to a kind of automotive transmission 10, especially automatic transmission or double clutch gearbox, has：
The transmission shaft 12 of transmission axis A rotations can be surrounded, two can be on transmission shaft 12 rotationally and (in addition to what is limited by working condition
And for the desired bearing clearance of the transmission agency of safety outside) the axial driven wheel 14 not supported movably and embedding tooth
Engagement 16.Here, the shaft joint body 18 that the driven wheel 14 of automotive transmission 10 engages 16 with embedding tooth respectively is fixedly connected, especially
Structure it is integral or welding.According to Fig. 1 to Fig. 3 and Fig. 6 to Fig. 8, on embedding tooth joint surface to (left side) side of smaller driven wheel 14
On, clutch driven plate 20 that belong to shaft joint body 18, separated is provided, is fixedly connect with driving wheel 14, particularly by
Indentation or welding.
The embedding tooth of automotive transmission 10 engages 16：Two shaft joint bodies 18, are separately fixed at automotive transmission
On one of 10 driven wheel 14, and thus rotationally and substantial axial is not supported on movably on transmission shaft 12；Annular
Claw hook 22 is controlled, is substantially supported on torsionally and axially movably on transmission shaft 12；And friction element 24 comprising more
A equally distributed friction element 28 in tangential direction 26, wherein friction element 28 is formed by plastics or agglomerated material, and point
Not Ju You rubbing surface 30, be used for and one in shaft joint body 18 formation frictional connection.
Friction element 24 is ordinatedly connect with the control shape in tangential direction 26 of claw hook 22, and can be by controlling claw hook 22
Axial action.
Here, control claw hook 22 axially can be in centre position, sync bit and shift position relative to shaft joint body 18
Adjusted between setting, controlled on centre position claw hook 22 relative to shaft joint body 18 it is substantially free to rotate (referring to Fig. 2,
3,7 and 8), claw hook 22 is controlled on sync bit to be coupled in tangential direction 26 with shaft joint body 18 by frictional connection,
Claw hook 22 is controlled on drive range, and the shape in tangential direction 26 is ordinatedly connect with shaft joint body 18.
In general, friction element 24 includes at least three points of friction elements 28 opened, in tangential direction 26 perfectly even
Distribution.
According to present example, six separated friction elements 28 are respectively set, wherein friction element 28 is in tangent line side
The ring segment being spaced on to 26 forms the drag ring of segmentation.
According to Fig. 5 it is clear that the radially inner side of each friction element 28 from the axial edge 32,34 of friction element 28 to
Axial median surface E attenuates taperedly so that there are two conical section faces for radially inner side tool, rubbing surface 30 are formed, for building
With the frictional connection of shaft joint body 18.
To build frictional connection, each shaft joint body 18 has on its radial outside again rubs with friction element 28
The friction circular cone 36 that wiping face 30 abuts.In the embodiment shown, shaft joint body 18 is coupling ring, and in its radially inner side
It is upper that there is mark of mouth slot 46.Such shaft joint body 18 can be manufactured into the component separated with driven wheel 14 by low cost,
And it is then connect with driven wheel 14.
As seen in Fig. 1, the friction circular cone 36 of shaft joint body 18 and/or the rubbing surface 30 of friction element 28 can apply
It is covered with friction facings 38, wherein friction element 28 is supported on by the facings 38 that rubs on friction circular cone 36 respectively.Here, friction
Facings 38 for it is adjustable and embedding tooth engagement 16 service life between friction element 28 and shaft joint body 18
Moment of friction as constant as possible.
As an alternative, it is also contemplated that, friction element 28 is formed by friction material completely.It is possible thereby in the friction being not separated by
In the case of facings 38, adjustable and as constant as possible in the service life of embedding tooth engagement 16 moment of friction is realized.
Locating slot 40 is set on the radial outside of each friction element 28, is extended in tangential direction 26, wherein rub
Wiping unit 24 has the coupling 42 for surrounding friction element 28, engages into locating slot 40, to radial positioning friction element 28
And/or reciprocally axially position friction element 28.
Specifically, in the illustrated embodiment of Fig. 1 to Figure 10, two is respectively set on the radial outside of friction element 28 and determines
Position slot 40, wherein locating slot 40 axially and symmetrically is arranged in friction element 28.Correspondingly, two couplings 42 are also set up,
It is equipped with to locating slot 40, and locating slot is engaged into (referring to Fig. 5) under (pre-) assembled state of friction element 24.
According to Fig. 1 to Fig. 8, all friction elements 28 are formed as likewise, and relative to its axial median surface E symmetrically structures
It builds, is minimized thus directed towards the manufacturing cost of friction element 24.
In the present example of embedding tooth engagement 16, control claw hook 22 has axially projecting tooth 44, and axially abut
Shaft joint body 18 has corresponding mark of mouth slot 46, wherein tooth 44 engages into mark of mouth slot 46, to form control claw hook 22 and connection
The connection of shape cooperation between joint main body 18.As an alternative, tooth 44 can also be built in shaft joint body 18 certainly, and corresponding
To tooth or the structure of mark of mouth slot 46 on control claw hook 22.
Such as shown in Fig. 1,4 and 5, tooth 44 and/or mark of mouth slot 46 are provided with coating 48, are used for impact damping, wherein
Coating 48 is particularly provided on following faces, that is, the face is used as shock surface in tangential direction 26.
Under the frame of the present invention, embedding tooth engagement 16 is especially implemented as without interlocking face.Here, " without interlocking face " table
Show, all without interlocking geometry on control claw hook 22 and on friction element 28, the case where interlocking synchrom esh transmission
The lower shift that interlocking power is provided and reacts on control claw hook, as long as there is also speed discrepancies between transmission shaft and driven wheel.It is logical
It crosses and gives up interlocking geometry, speed changer structure significantly simplifies.In addition, shift stroke and thus axial arrangement space requirement is opposite
It synchronizes and is obviously reduced in traditional interlocking.On the contrary, shift under dead ship condition is such as in the case where interlocking synchrom esh transmission
Equally safety and reliable realization.
Annular control claw hook 22 is for example built integrally, however as an alternative, also can be mostly partly by Transport disc and two
A fluted disc being arranged in Transport disc axial direction both sides and being fixedly connected with Transport disc, especially welding or riveting is constituted.And it controls
Claw hook is preferably manufactured as sintered part in integrated embodiment, preferably by single plate group in more some embodiments
At.
Friction element opening 50 is set in controlling claw hook 22, wherein is equipped with friction element to each friction element 28 and opens
Mouth 50, and wherein, each friction element 28 extends through provisioned friction element opening 50, and axial protruded in both sides surpasses
Cross control claw hook 22.Particularly, the size of friction element opening 50 exactly matches the ruler of friction element 28 in tangential direction 26
It is very little so that each friction element 28 is substantially torsionally maintained in the friction element opening 50 of the outfit respectively.
Control claw hook 22 can be adjusted axially relative to friction element 28, and in axial medium position structure and friction element
28 interlocking.On the axial direction medium position, 28 axial direction of control claw hook 22 and friction element centers, thus it is having the same in
Between face E.
To build the interlocking, each friction element 28 has central recess 52 on radially inner side among axial direction, wherein
The central recess 52 is especially the central channel extended in tangential direction 26, is used for each friction element 28 relative to control claw hook
22 axially center.
Interlocking is usually formed, at least one elastic component 54 is set in addition, acts radially on friction element 28.
Fig. 1 to 5 shows the part of automotive transmission 10, to be especially implemented to double-clutch speed changer or automatic transmission,
With embedding tooth engagement 16 according to first embodiment.
In the first embodiment, it is equipped with elastic component 54 to each friction element 28, is accommodated in control claw hook 22
In, and provisioned friction element 28 radially outwardly acts on (referring particularly to Figure 4 and 5).Here, 28 radial support of friction element
On coupling 42, embedding tooth engagement 16 the embodiment in be two in tangential direction 26 it is as stiff as possible,
Closed becket, especially steel loop.
As an alternative or attachment, friction element 28 in radial directions also may be supported on control claw hook 22, specifically,
It is supported on the radially outward edge of friction element opening 50 of control claw hook 22.
In the first embodiment according to the embedding tooth of Fig. 1 to 5 engagement 16, sphere is built into the outfit of each elastic component 54
Pressure acting body 56, be directed radially in controlling claw hook 22, and it is engageable enter friction element 28 central recess 52.
Fig. 6 to 8 shows the part of automotive transmission 10, to be especially implemented to double-clutch speed changer or automatic transmission,
With according to the embedding tooth of second embodiment engagement 16.
The second embodiment of embedding tooth engagement 16 is different only in that friction member with according to the first embodiment of Fig. 1 to 5
The radial occupation mode of part 28.
According to second embodiment, that is, coupling 42 is built into elastic component 54, makes the friction element of friction element 24
28 radially inwardly against control claw hook 22.Here, the coupling 42 for being built into elastic component 54 is that ring spring (is also referred to as slotted
Ring spring), friction element 28 is surrounded, and especially substantially completely surround.Under the structure situation of embedding tooth engagement 16, system
Cost reduction is made, because not needing pressure acting body 56 and needing a small amount of elastic component 54.
Similar to first embodiment (referring particularly to Figure 4 and 5), in the second embodiment of embedding tooth engagement 16, friction
Unit 24 can be also pre-installed on control claw hook 22, and the component of pre-installation is formed with control claw hook 22.Here, coupling 42 makes
Friction element 28 is radially inwardly against control claw hook 22, wherein the radially inward edge of the friction element opening 50 of control claw hook 22
58 engage into the central recess 52 (Fig. 7) of friction element 28.Therefore, first embodiment, one side friction element 24 are similar to
It can be by controlling claw hook axial action, and on the other hand control claw hook 22 can be adjusted axially relative to friction element 28, Yi Jike
It is locked on axial medium position with friction element 28.
Fig. 9 and 10 shows the part according to the embedding tooth of third embodiment engagement 16, with the first reality according to Fig. 1 to 5
It is different only on the geometry of friction element 28 to apply mode.
Therefore, according to Fig. 9 and 10, the friction element 28 of friction element 24 axially edge 32, on 34 tool there are two
The protrusion 60 extended on the contrary in tangential direction 26 protrudes past friction member provisioned respectively in tangential direction 26 in both sides
Part opening 50.Due to the protrusion 60, rubbing surface 30 becomes larger on each edge of friction element 28 32,34, thus in shaft coupling master
Transferable moment of friction improves between body 18 and friction element 24.
As an alternative, it is also contemplated that variant scheme, wherein each friction element 28 only has protrusion 60, in tangential direction
Provisioned friction element opening 50 is protruded past on 26.
Hereinafter, the function of embedding tooth engagement 16 and automotive transmission 10 is briefly inquired into.
If automotive transmission 10 should be shifted gears into another gear, such as by selector fork by axial shifting directed force F S
It is applied on control claw hook 22 (referring to Fig. 2 and 7).Correspondingly, control claw hook 22 is moved into be connected in the axial direction
Driven wheel 14.Here, entire friction element 24 is equally elapsed in the axial direction by interlocking, until the friction of friction element 28
Face 30 is directly or (passing through the facings 38 that rubs) is rested on indirectly on friction circular cone 36, and forms frictional connection.As long as in friction member
Frictional connection is set between part 28 and shaft joint body 18, then reaches control claw hook 22 and the sync bit of embedding tooth engagement 16, and
Carry out the adjustment of rotational speed between transmission shaft 12 and driven wheel 14.On sync bit, between friction element 28 and control claw hook 22
Interlocking retentivity be more than shift directed force FSSo that control 22 axial restraint of claw hook is maintained on friction element 24, and not
It can be moved further towards driven wheel 14.
As long as the speed discrepancy between transmission shaft 12 and driven wheel 14 less than boundary value and/or passes through scheduled synchronization time,
It then shifts gears directed force FSIncrease to over retentivity so that the interlocking between control claw hook 22 and friction element 24 releases, and controls
Claw hook 22 axially can be elapsed further on the direction to driven wheel 14.In control claw hook 22 enterprising to the direction of driven wheel 14
When one step axially elapses, the tooth 44 of control claw hook 22 engages into the mark of mouth slot 46 of shaft joint body 18 so that control claw hook 22 with
The shape in tangential direction 26 of shaft joint body 18 is ordinatedly connected with each other.Thus reach control claw hook 22 and embedding tooth engagement 16 is changed
Gear is set, and connects desired gear.
Known interlocking in compared with the existing technology, such as according to BorgWarner Inc (BorgWarner), it is complicated
Degree is lower, and axial more compact.
In the first embodiment according to Fig. 1 to 5, interlocking is as follows in shift directed force FSIt fails in the case of raised
(aufheben), that is, the pressure acting body 56 for being built into sphere is supported by being formed as the slot side of the central recess 52 of central channel
The active force of elastoresistance part 54 radially-inwardly elapses, until pressure acting body 56 no longer engages into central recess 52, and control claw
Thus hook 22 can be passed relative to friction element 24 in the axial direction.
In the second embodiment according to Fig. 6 to 8, on the contrary, interlocking is in shift directed force FSLead in the case of raised
Cross following manner releasing, that is, friction element 28 resists elastic component 54 by the inclined face of edge 58 and/or central recess 52
Power is radially outward passed, until the edge 58 of friction element opening 50 no longer engages into the central recess 52 of friction element 28,
So that control claw hook 22 can be passed relative to friction element 24 in the axial direction.
Claims (25)
1. embedding tooth of the one kind for automotive transmission (10) engages, have：
At least one shaft joint body (18), is fixed on the driven wheel (14) of automotive transmission (10), and rotationally
And substantial axial is not supported on movably and can surround on the transmission shaft (12) that transmission axis (A) rotates,
Annular control claw hook (22), substantially torsionally and be axially movably supported on can surround transmission axis (A) rotate
On transmission shaft (12),
And friction element (24) comprising multiple friction elements (28) being distributed in tangential direction (26) are respectively provided with
Rubbing surface (30), for build and the frictional connection of shaft joint body (18),
Wherein, friction element (24) is ordinatedly connect with described annular control claw hook (22) shape in tangential direction (26), and
Claw hook (22) can be controlled by the annular axially to act on,
Wherein, the annular control claw hook (22) axially can be in centre position, sync bit relative to shaft joint body (18)
Adjusted between drive range, on centre position it is described annular control claw hook (22) relative to shaft joint body (18) substantially
Free to rotate, the annular controls claw hook (22) by frictional connection and shaft joint body (18) in tangent line on sync bit
Direction couples on (26), and the annular control claw hook (22) and shaft joint body (18) are in tangential direction (26) on drive range
Upper shape ordinatedly connects.
2. embedding tooth engagement according to claim 1, which is characterized in that friction element (28) is separated, in tangential direction
(26) ring segment being spaced on forms the drag ring of segmentation.
3. embedding tooth engagement according to claim 1 or 2, which is characterized in that the radially inner side of each friction element (28) from
The axial edge (32,34) of friction element (28) to axial median surface (E) it is tapered attenuate so that radially inner side tool there are two
Conical section face, wherein at least one of the two section of face forms rubbing surface (30).
4. embedding tooth engagement according to claim 1 or 2, which is characterized in that for structure frictional connection, shaft joint body (18)
With the adjacent friction circular cone (36) of the rubbing surface (30) with friction element (28).
5. embedding tooth engagement according to claim 4, which is characterized in that the rubbing surface (30) and/or mill of friction element (28)
It wipes circular cone (36) and is coated with friction facings (38).
6. embedding tooth engagement according to claim 1 or 2, which is characterized in that friction element (28) is completely by friction material shape
At.
7. embedding tooth engagement according to claim 1 or 2, which is characterized in that friction element (28) is by plastics or agglomerated material
It is formed.
8. embedding tooth engagement according to claim 1 or 2, which is characterized in that the annular control claw hook (22) has axial
Tooth (44) outstanding, and shaft joint body (18) has mark of mouth slot (46), wherein tooth (44) engages into mark of mouth slot (46), to
The shape formed between the annular control claw hook (22) and shaft joint body (18) is connected.
9. embedding tooth engagement according to claim 1 or 2, which is characterized in that at least three separated friction elements of setting
(28)。
10. embedding tooth engagement according to claim 1 or 2, which is characterized in that at least one elastic component (54), diameter is arranged
Friction element (28) is acted on to ground.
11. embedding tooth engagement according to claim 1 or 2, which is characterized in that in the annular control claw hook (22), be
Each friction element (28) is equipped with friction element opening (50), wherein each friction element (28) extends through provisioned rub
Element opening (50) is wiped, and axially protrudes past the annular control claw hook (22) in both sides.
12. embedding tooth engagement according to claim 11, which is characterized in that each friction element (28) axial edge (32,
34) there is at least one protrusion (60) extended in tangential direction (26) on, institute is protruded past in tangential direction (26)
The friction element opening (50) of outfit.
13. embedding tooth engagement according to claim 12, which is characterized in that each friction element (28) axial edge (32,
34) there are two the protrusions (60) extended on the contrary in tangential direction (26) for tool on, are protruded in both sides in tangential direction (26)
It is open (50) more than provisioned friction element.
14. embedding tooth engagement according to claim 11, which is characterized in that friction element (28) is solid in tangential direction (26)
Surely it is maintained in the provisioned friction element opening (50) of difference.
15. embedding tooth engagement according to claim 1 or 2, which is characterized in that the annular control claw hook (22) is relative to rubbing
Wiping element (28) can be adjusted axially, and the interlocking with friction element (28) is formed on axial medium position.
16. embedding tooth engagement according to claim 1 or 2, which is characterized in that each friction element (28) is in its radially inner side
On axial centre have central recess (52).
17. embedding tooth engagement according to claim 1 or 2, which is characterized in that be equipped with elastic component for each friction element (28)
(54), it is contained in the annular control claw hook (22), and provisioned friction element (28) radially outward acts on.
18. embedding tooth engagement according to claim 16, which is characterized in that be equipped with pressure acting body for each elastic component (54)
(56), it is directed radially, and is engageable in central recess (52) in the annular control claw hook (22).
19. embedding tooth engagement according to claim 1 or 2, which is characterized in that the radial outside in each friction element (28)
Upper setting locating slot (40), extends in tangential direction, wherein friction element (24) has the coupling around friction element (28)
Fitting (42) engages into locating slot (40).
20. embedding tooth engagement according to claim 19, which is characterized in that coupling (42) is ring spring, makes friction
Element (28) is radially inwardly against the annular control claw hook (22).
21. embedding tooth engagement according to claim 9, which is characterized in that six separated friction elements (28) of setting.
22. embedding tooth engagement according to claim 12, which is characterized in that friction element (28) is solid in tangential direction (26)
Surely it is maintained in the provisioned friction element opening (50) of difference.
23. embedding tooth engagement according to claim 13, which is characterized in that friction element (28) is solid in tangential direction (26)
Surely it is maintained in the provisioned friction element opening (50) of difference.
24. embedding tooth engagement according to claim 17, which is characterized in that be equipped with pressure acting body for each elastic component (54)
(56), it is directed radially, and is engageable in central recess (52) in the annular control claw hook (22).
25. embedding tooth engagement according to claim 1 or 2, which is characterized in that the annular control claw hook (22) has mark of mouth
Slot (46) and shaft joint body (18) have axially projecting tooth (44), wherein tooth (44) engages into mark of mouth slot (46), to shape
The shape between claw hook (22) and shaft joint body (18) is controlled at the annular to be connected.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201310110354 DE102013110354A1 (en) | 2013-09-19 | 2013-09-19 | Claw connection for a vehicle transmission |
| DE102013110354.5 | 2013-09-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104455067A CN104455067A (en) | 2015-03-25 |
| CN104455067B true CN104455067B (en) | 2018-10-30 |
Family
ID=52579798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410478451.6A Active CN104455067B (en) | 2013-09-19 | 2014-09-18 | Embedding tooth for automotive transmission engages |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN104455067B (en) |
| DE (1) | DE102013110354A1 (en) |
| FR (1) | FR3010752B1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016204829B3 (en) * | 2016-03-23 | 2017-07-06 | Schaeffler Technologies AG & Co. KG | Synchronträgerkörpereinheit with a synchronizer body and a locking element |
| CN108050169B (en) * | 2017-12-03 | 2019-10-18 | 中国直升机设计研究所 | A kind of manipulation apparatus for adjusting force |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1208134A (en) * | 1997-08-11 | 1999-02-17 | 易通公司 | Synchronizer |
| CN1213747A (en) * | 1997-01-13 | 1999-04-14 | 易通公司 | Pin-type synchronizer |
| DE19903115C2 (en) * | 1999-01-27 | 2003-09-04 | Getrag Getriebe Zahnrad | Transmission for a motor vehicle |
| CN202381578U (en) * | 2011-12-01 | 2012-08-15 | 中国重汽集团济南动力有限公司 | Synchronizing structure of dual intermediate shaft gearbox |
| DE102011103780A1 (en) * | 2011-06-09 | 2012-12-13 | Hoerbiger Antriebstechnik Holding Gmbh | Synchronization unit of a manual transmission |
| CN103089843A (en) * | 2012-10-11 | 2013-05-08 | 赵孝生 | Synchronizer for electric automobile |
| CN103154549A (en) * | 2010-09-03 | 2013-06-12 | 贺尔碧格传动技术控股有限公司 | Transmitter with preassembled synchronizing rings |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2175911A (en) * | 1938-12-07 | 1939-10-10 | Carl D Peterson | Synchronizing clutch |
| US2518734A (en) * | 1944-11-15 | 1950-08-15 | Eleanor May Wemp | Speed change transmission |
| DE1278853B (en) * | 1965-02-09 | 1968-09-26 | Volkswagenwerk Ag | Gear shifting and synchronizing device for motor vehicle transmissions |
| DE102006061415A1 (en) * | 2006-12-23 | 2008-06-26 | Schaeffler Kg | Synchronizer ring of a synchronizer |
-
2013
- 2013-09-19 DE DE201310110354 patent/DE102013110354A1/en not_active Withdrawn
-
2014
- 2014-09-17 FR FR1458764A patent/FR3010752B1/en active Active
- 2014-09-18 CN CN201410478451.6A patent/CN104455067B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1213747A (en) * | 1997-01-13 | 1999-04-14 | 易通公司 | Pin-type synchronizer |
| CN1208134A (en) * | 1997-08-11 | 1999-02-17 | 易通公司 | Synchronizer |
| DE19903115C2 (en) * | 1999-01-27 | 2003-09-04 | Getrag Getriebe Zahnrad | Transmission for a motor vehicle |
| CN103154549A (en) * | 2010-09-03 | 2013-06-12 | 贺尔碧格传动技术控股有限公司 | Transmitter with preassembled synchronizing rings |
| DE102011103780A1 (en) * | 2011-06-09 | 2012-12-13 | Hoerbiger Antriebstechnik Holding Gmbh | Synchronization unit of a manual transmission |
| CN202381578U (en) * | 2011-12-01 | 2012-08-15 | 中国重汽集团济南动力有限公司 | Synchronizing structure of dual intermediate shaft gearbox |
| CN103089843A (en) * | 2012-10-11 | 2013-05-08 | 赵孝生 | Synchronizer for electric automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104455067A (en) | 2015-03-25 |
| DE102013110354A1 (en) | 2015-03-19 |
| FR3010752A1 (en) | 2015-03-20 |
| FR3010752B1 (en) | 2018-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103154549B (en) | There is the transmitter of preassembly synchronizing ring | |
| US9797458B2 (en) | Shifting device for a motor vehicle transmission | |
| US20060249345A1 (en) | Planar coupling assembly for an automatic transmission | |
| US10883550B2 (en) | Shifting device for a motor vehicle and motor vehicle transmission | |
| CN103511496B (en) | For the drag ring of vehicle, synchronizer unit and gear change-speed gearing | |
| JP6843634B2 (en) | Clutch device and automatic transmission | |
| US9939027B2 (en) | Switching device for a motor vehicle transmission and method for actuating a motor vehicle transmission | |
| US20080017470A1 (en) | Synchronization Device for a Change Speed Gear | |
| CN104455067B (en) | Embedding tooth for automotive transmission engages | |
| CN105196861A (en) | Hybrid motor vehicle transmission assembly | |
| US20120103748A1 (en) | Synchronization device for a manual transmission | |
| CN1094571C (en) | Disk synchronisation | |
| EP1404984B1 (en) | Synchronizer | |
| JP5841497B2 (en) | Torque converter lockup device | |
| US10302148B2 (en) | Switching device for a motor vehicle transmission | |
| KR101155646B1 (en) | Clutch and automatic transmission provided with the same | |
| CN103225655B (en) | A shift gear driver of a flywheel synchronous transmission | |
| US11320004B2 (en) | Overrunning clutch having a friction-induced actuating force | |
| JP4976255B2 (en) | Friction clutch | |
| JP2012518757A (en) | Transmission with multiple frictional shift elements | |
| US4718527A (en) | Hub clutch | |
| CN209959750U (en) | Synchronizer of automobile gear box | |
| EP1106856A1 (en) | Synchronizer | |
| JP6808571B2 (en) | An annular member retaining structure of the friction engagement device | |
| CN113677864A (en) | Power train |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |