CN107701608A - Synchronizer and the presynchronization sliding block for synchronizer - Google Patents
Synchronizer and the presynchronization sliding block for synchronizer Download PDFInfo
- Publication number
- CN107701608A CN107701608A CN201610643284.5A CN201610643284A CN107701608A CN 107701608 A CN107701608 A CN 107701608A CN 201610643284 A CN201610643284 A CN 201610643284A CN 107701608 A CN107701608 A CN 107701608A
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- China
- Prior art keywords
- stopper section
- alignment pin
- presynchronization
- sliding block
- section
- Prior art date
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- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000004044 response 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
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
-
- 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
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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
- 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
- F16D2023/0618—Details of blocking mechanism comprising a helical spring loaded element, e.g. ball
Abstract
A kind of synchronizer and the presynchronization sliding block for synchronizer, wherein presynchronization sliding block include support sliding part, the spring for having the alignment pin of accommodating chamber and being arranged in accommodating chamber and positioning ball, and positioning ball is limited in the opening of accommodating chamber；Alignment pin for split type composition and links together with support sliding part.Because alignment pin and support sliding part are split type composition, therefore when being installed on the synchronizer of different type and size, when some accessory size is not met in support sliding part in presynchronization sliding block or alignment pin, mould can be redesigned only for the part and is shaped, and the mould of another part need not be altered, product cost and time cost can be reduced.For example, in most cases, different type synchronizer is to supporting the size of sliding part to require different, therefore alignment pin can be designed as standard component, supporting the manufacture mould of sliding part can change and make according to size requirement.
Description
Technical field
The present invention relates to synchronizer technical field, more particularly to a kind of synchronizer and the presynchronization sliding block for synchronizer.
Background technology
Synchronizer is the device that smooth shift is realized in shift process, and it includes tooth hub and is set in connecing on tooth hub
Trap, clutch collar are chimeric with tooth hub spline.The outer peripheral face of tooth hub is provided with the groove of some circumferentially uniform intervals arrangement, in groove
Provided with the presynchronization sliding block that can be axially moveable.The effect of presynchronization sliding block includes realizing presynchronization and neutral reset response (i.e.
Ensure that synchronizer is in correct neutral gear position).
Existing presynchronization sliding block generally comprises more than two parts, complicated.And each the zero of presynchronization sliding block
Part is respectively installed in synchronizer, and this causes the assembling of synchronizer difficult.
Therefore, prior art develops another integrally formed presynchronization sliding block, and it is difficult can to solve synchronizer assembling
The problem of.But when applied to different types of synchronizer, because the difference of the factors such as installing space size is, it is necessary to again
Design the mould of whole presynchronization sliding block and carry out corresponding processing and fabricating, cause time cost and product cost to be lifted.
The content of the invention
The present invention solves the problems, such as it is that existing integrally formed positioning sliding mechanism is applied to different types of synchronizer
When, because the difference of size is, it is necessary to redesign the mould of whole positioning sliding mechanism and carry out corresponding punching press making, when causing
Between cost and product cost lifting.
To solve the above problems, the present invention provides a kind of presynchronization sliding block for synchronizer, the presynchronization sliding block includes
Support sliding part, the spring that there is the alignment pin of accommodating chamber and arranged in the accommodating chamber and positioning ball, the positioning ball limit
It is scheduled in the opening of the accommodating chamber；The alignment pin for split type composition and links together with the support sliding part.
Alternatively, the support sliding part has through hole, and the alignment pin passes through the through hole.
Alternatively, the presynchronization sliding block also includes：One of in the alignment pin and the support sliding part
The first stopper section and the second stopper section；The axial arranging of first stopper section and the second stopper section along the through hole；It is described
Another in alignment pin and the support sliding part has a limiting section, and the limiting section is limited to first stopper section and the
Between two stopper sections.
Alternatively, it is at least one in first stopper section and the second stopper section to be connected with the limiting section anti-rotating.
Alternatively, at least one stopper section faces with the limiting section in first stopper section and second stopper section
In two surfaces in face, one of surface is provided with locating slot, and another surface is provided with and is anti-rotatably limited to the positioning
Convex portion in groove.
Alternatively, at least one end end face of the limiting section along through hole axial direction has locating slot, first backstop
Respective stopping portion in portion and second stopper section is anti-rotatably limited in the locating slot.
Alternatively, the limiting section is the part for supporting sliding part, and the through hole passes through the limiting section.
Alternatively, the hole wall of the through hole has axial pass trough, first stopper section and second stopper section along institute
State the axile displacement of through hole；The alignment pin and it is described support slipper from when, the alignment pin may pass through the through hole,
First stopper section passes through the axial pass trough to reach the another of the axial pass trough from a side opening of the axial pass trough
One side opening, and second stopper section reaches the limiting section；In the alignment pin and the installation shape of the support sliding part
State, along the circumference around the alignment pin, first stopper section differs predetermined angular, and described first with the axial pass trough
It is at least one in stopper section and the second stopper section to be connected with the limiting section anti-rotating.
Alternatively, the limiting section, which has, anti-rotatably limits the locating slot of second stopper section, the alignment pin from
Described to be separated to the installment state around the own central axis line rotation predetermined angular, it is described fixed that second stopper section can slide past
The side side wall of position groove is fallen into the locating slot；Along the circumference, the side wall is located at least in positioning a part for channel opening
For slope, pointed in positioning channel opening on the direction of positioning trench bottom, the slope is gradually to the another of the locating slot
Side side wall is close.
Alternatively, the limiting section, which has, anti-rotatably limits the locating slot of first stopper section, the alignment pin from
It is separated to the installment state and rotates the predetermined angular around own central axis line, first stopper section can slide past the axial direction and lead to
The side side wall of groove is fallen into the locating slot；Along the circumference, the side side wall of the axial pass trough is located at least in described another
A part for one side opening is slope, and the direction of another side opening is pointed in a side opening for the axial pass trough
On, the slope is gradually distance from the opposite side side wall of the axial pass trough.
Alternatively, first stopper section and second stopper section are located at the sliding block and axially heavy with the through hole
Folded, the limiting section is located at the outer peripheral face of the alignment pin.
Alternatively, there is the location division being connected with the limiting section along the circumference around the alignment pin, the alignment pin；
The distance of first stopper section and second stopper section to the alignment pin axis arrives more than the location division outer peripheral face
The distance of the alignment pin axis.
Alternatively, along the circumference, the alignment pin has multiple limiting sections and is arranged alternately with the limiting section
Some location divisions.
Alternatively, all location divisions are along the alignment pin to being higher by the through hole and define the accommodating chamber
The opening.
The present invention also provides a kind of synchronizer, including tooth hub and the clutch collar that is enclosed on outside the tooth hub；Also include above-mentioned
Presynchronization sliding block described in one, the alignment pin is stretched into the tooth hub and the positioning ball is rollably defined in the engagement
In set.
Compared with prior art, technical scheme has advantages below：
Alignment pin for split type composition but links together with support sliding part, therefore can integrally pacify presynchronization sliding block
In synchronizer.Because alignment pin and support sliding part are split type composition, therefore it is being installed on different type and size
, can be only for when supporting that some accessory size is not met in sliding part or alignment pin in presynchronization sliding block during synchronizer
The part redesigns mould and shaped, and the mould of another part need not be altered.Due to only needing to wherein one
The mould of individual part is modified and shaped, therefore can reduce product cost and time cost.For example, majority of case
Under, different type synchronizer is to supporting the size of sliding part to require different, therefore alignment pin can be designed as standard component, and support is slided
The manufacture mould in dynamic portion can be changed and made according to size requirement.
Brief description of the drawings
Fig. 1 is a stereogram of the presynchronization sliding block of first embodiment of the invention；
Fig. 2 is profiles of the Fig. 1 along DD directions；
Fig. 3 is another stereogram of the presynchronization sliding block of first embodiment of the invention；
Fig. 4 be first embodiment of the invention presynchronization sliding block in alignment pin stereogram；
Fig. 5 is the stereogram that sliding part is supported in the presynchronization sliding block of first embodiment of the invention；
Fig. 6 is the enlarged drawing of region A in Fig. 5；
Fig. 7 is another stereogram that sliding part is supported in the presynchronization sliding block of first embodiment of the invention；
Fig. 8 is the enlarged drawing of region B in Fig. 7；
Fig. 9-Figure 11 is to support sliding part and alignment pin assembling process to show in the presynchronization sliding block of first embodiment of the invention
It is intended to；
Figure 12 is the stereogram that sliding part is supported in the presynchronization sliding block of second embodiment of the invention；
Figure 13 be second embodiment of the invention presynchronization sliding block in alignment pin two stereograms；
Figure 14 is the stereogram of the presynchronization sliding block of second embodiment of the invention；
Figure 15-Figure 17 is to support sliding part and alignment pin assembling process to show in the presynchronization sliding block of second embodiment of the invention
It is intended to.
Embodiment
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
First embodiment
Synchronizer includes tooth hub and the clutch collar and presynchronization sliding block that are enclosed on outside tooth hub.Referring to Figures 1 and 2, for synchronization
The presynchronization sliding block of device includes support sliding part 1, the alignment pin 2 with accommodating chamber 20 and the spring 3 arranged in accommodating chamber 20
With positioning ball 4, positioning ball 4 is limited in the opening 20a of institute's accommodating chamber 20.Alignment pin 2 is split type composition with support sliding part 1
And link together.
, can be by presynchronization sliding block integral installation in synchronizer after alignment pin 2 links together with support sliding part 1
It is interior, and make in alignment pin insertion tooth hub and positioning ball 4 is rollably defined in clutch collar.Because alignment pin 2 and support slide
Portion 1 is split type composition, therefore when being installed on the synchronizer of different type and size, when supporting sliding part in presynchronization sliding block
1 or alignment pin 2 in some accessory size when not meeting, mould can be redesigned only for the part and be shaped, and
The mould of another part need not be altered, and this can reduce product cost and time cost.For example, in most cases, no
Same type synchronizer is to supporting the size of sliding part 1 to require different, therefore alignment pin 2 can be designed as standard component, and support is slided
The manufacture mould in portion 1 can be redesigned and made as requested.
Support sliding part 1 has through hole 1a, and through the through hole 1a of support sliding part 1, alignment pin 2 utilizes to be accommodated alignment pin 2
End where the opening 20a of chamber 20 is connected with support sliding part 1.So, after being installed in synchronizer, alignment pin 2 is limited to together
In the groove for walking device tooth hub outer peripheral face, the opening 20a of accommodating chamber 20 is towards the clutch collar in synchronizer so that positions ball 4 with connecing
Trap against.
Reference picture 1 and Fig. 3 simultaneously combine Fig. 4, and presynchronization sliding block also includes：Located at the first stopper section 21 of alignment pin 2 and
Two stopper sections 22, both are along the axial arranging of alignment pin 2.Support sliding part 1 has limiting section 10, and limiting section 10, which is limited in first, to be stopped
Between the stopper section 22 of stopper 21 and second.Matched somebody with somebody using the backstop between the stopper section 21 of limiting section 10 and first and the second stopper section 22
Close, support sliding part 1 and alignment pin 2 to link together, both are not easily disconnected from.Limiting section 10 is stopped by the first stopper section 21 and second
The axial limiting of stopper 22, support sliding part 1 is with the alignment pin 2 without moving axially relative.
First stopper section 21 and the second stopper section 22 are two, and are arranged respectively along the circumferential C around alignment pin 2.This
The balance of pin 2 can be held in position, and makes that there is higher bonding strength between alignment pin 2 and support sliding part 1.Except this it
Outside, the quantity of the first stopper section and the second stopper section can be with more than two.
For limiting section 10 to support a part for sliding part 1, through hole 1a passes through limiting section 10.Limiting section 10 has along through hole 1a
The both ends end face 10a and 10b of axial direction, the end face 10a of the first stopper section 21 and limiting section 10 against and the second stopper section 22 and limit
The end face 10b in position portion 10 against.
First stopper section 21 and the second stopper section 22 are bent to form from the sidewall sections of alignment pin 2 to outside accommodating chamber 20, the
The outer peripheral face of one stopper section 21 and the second stopper section 22 along the radially raised alignment pin 2 of alignment pin 2.In addition, can be direct
Protuberance is formed in the outer peripheral face of alignment pin.
First stopper section 21 and the second stopper section 22 can be connected with the anti-rotating of limiting section 10.Anti-rotating connection can be to prevent
Only support sliding part 1 relatively rotates with alignment pin 2, and alignment pin 2 is more preferable with supporting the connective stability of sliding part 1, keeps
Presynchronization sliding block job stability and service behaviour are good.Alignment pin 2 passes through the first stopper section 21 and the second stopper section 22 and limit
The anti-rotating connection of position portion 10, certain torque can be born, the anti-rotating between alignment pin 2 and support sliding part 1, which coordinates, more to accommodate
It is long and firm.In addition, can be connected in the first stopper section and the second stopper section with least one with limiting section anti-rotating.
Reference picture 5 and Fig. 6 simultaneously combine Fig. 3, and the end face 10a of limiting section 10 has the first locating slot 11, in support sliding part 1
After being fitted together with alignment pin 2, the first stopper section 21 is limited in the first locating slot 11；Reference picture 7 and Fig. 8 simultaneously combine Fig. 1,
The end face 10b of limiting section 10 has the second locating slot 12, and the second stopper section 22 is limited in the second locating slot 12.First stopper section
21 and second stopper section 22 be limited in corresponding locating slot and can not be rotated, alignment pin 2 and support sliding part 1
Between anti-rotating coordinate more persistently and it is firm.In addition, limiting section only can have along one end end face of through hole axial direction
Locating slot, corresponding stopper section are anti-rotatably limited in the locating slot.Therefore, limiting section 10 along through hole 1a axial direction at least one
End end face has a locating slot, and the respective stopping portion in the first stopper section and the second stopper section is anti-rotatably limited to the locating slot
It is interior.
Also, the first stopper section 21 can be radially spacing by the first locating slot 11, and the second stopper section 22 can be determined by first
Position groove 12 is radially spacing so that the stability of the relative support sliding part 1 of alignment pin 2 is more preferable.Except locating slot and phase can be utilized
Answer stopper section anti-rotating to coordinate outer, positioning hole and respective stopping portion anti-rotating can also be utilized to coordinate.
Reference picture 4, the axile displacement of the first stopper section 21 and the second stopper section 22 along alignment pin 2, the first stopper section 21
In the lower section of the second stopper section 22；With reference to reference picture 5- Fig. 8, through hole 1a hole wall has axial pass trough 13.Alignment pin 2 and support
The assembling process of sliding part 1 is as follows：
First, when reference picture 9 and Figure 10, alignment pin 2 and support sliding part 1 separate, alignment pin 2 can pass through through hole 1a,
First stopper section 21 is through axial pass trough 13 with from a side opening 13a (with reference to Fig. 6 and Fig. 8) of the top of axial pass trough 13 to arrival
Another side opening 13b (with reference to Fig. 6 and Fig. 8), and the second stopper section 22 reaches limiting section 10, the second stopper section 22 and limiting section 10
End face 10b offset；
Reference picture 10 and Figure 11 simultaneously combine Fig. 3, and another side opening 13b of axial pass trough 13 is reached in the first stopper section 21
Afterwards, circumferentially the predetermined angular of C rotational positionings pin 2 to installment state, the first stopper section 21 slip into the first locating slot 11 with limit
The anti-rotating connection of position portion 10, the second stopper section 22 are slipped into the second locating slot 12 to be connected with the anti-rotating of limiting section 10.Installing
State, circumferentially C, the first stopper section 21 differ predetermined angular with axial pass trough 13.Therefore, afterwards, the receiving of alignment pin 2 is passed through
The opening 20a of chamber 20, load spring 3 and positioning ball 4 (reference picture 2) into accommodating chamber 20 successively, be assembled into presynchronization sliding block.
A kind of this assembling scheme for providing alignment pin 2 and supporting sliding part 1, alignment pin 2 and support sliding part 1 utilize rotation
Turn positioning to realize assembling, it is simple to operate to assemble scheme.This will not introduce joint outer part, and the structure of presynchronization sliding block is simple,
Reduce production cost.
Reference picture 6 simultaneously combines Fig. 3, and alignment pin 2 rotates predetermined angular with from being separated to installment state around own central axis line, the
The side side wall 131 that one stopper section 21 can slide past axial pass trough 13 is fallen into the first locating slot 11.Circumferentially C, axial pass trough 13
Side side wall 131 to be located at a part of another side opening 13b be slope 131a, in the side of axial pass trough 13
The 13a that is open is pointed on the direction of another side opening 13b, and the slope 131a is gradually distance from the opposite side of axial pass trough 13
Side wall 132.Therefore, the first stopper section 21 can slide past slope 131a and fall into the first locating slot 11.Alignment pin 2 is when mounted
Where direction of rotation defines slope 131a and slope 131a between side wall 131, the locating slot 11 of axial pass trough 13 and first
Relative position relation, slope 131a is in rotation path of first stopper section 21 from the locating slot of axial pass trough 13 to the first 11
On, therefore this relative position relation can be determined according to the direction of rotation of alignment pin 2 when mounted.
Slope 131a has guide function, makes another side opening 13b of first stopper section 21 smoothly from axial pass trough 13
Inside skid off and slip into the first locating slot 11.After first stopper section 21 bends for the sidewall sections of alignment pin 2 to outside accommodating chamber 20
The leg of formation, small volume, effective deformation gradually can occur during slope 131a is slipped over.In this course,
Slope 131a can reduce the resistance of motion of the first stopper section 21, and for the rotary motion of alignment pin 2 than relatively labor-saving, assembling process is more suitable
Profit.
The part that the side wall 131 of axial pass trough 13 is only located at another side opening 13b is slope 131a, axially logical
That part that the side wall 131 of groove 13 is located at the side opening 13a keeps vertical, and the first stopper section 21 is limited to vertical side
Between wall 131 and 132, more preferable rotary stopper can be formed to the first stopper section 21.In addition, the side wall of axial pass trough 13
131 can all be designed as slope.Therefore, the side side wall 131 of axial pass trough 13 can be located at least in the opposite side and open
A mouth 13b part is slope.
Reference picture 8 simultaneously combine Figure 10 and Figure 11, alignment pin 2 around own central axis line rotate predetermined angular with from be separated to installation
State, the side side wall 121 that the second stopper section 22 can slide past the second locating slot 12 are fallen into the second locating slot 12.Circumferentially C, the
The part that the side side wall 121 of two locating slots 12 is located at the second locating slot 12 opening is slope 121a, in the second locating slot
12 openings are pointed on the direction of the bottom of the second locating slot 12, and slope 121a is gradually to the opposite side side wall of the second locating slot 12
122 is close.Therefore, alignment pin 2 can slide past slope 121a and falls into the second locating slot 12 when mounted.Alignment pin 2 is being installed
When direction of rotation define slope 121a and slope 121a where side wall 121 position, there is slope 121a side
Wall 121 is on the path that the second stopper section 22 rotates into the second locating slot 12, therefore this position can basis
The direction of rotation of alignment pin 2 when mounted is determined.
Slope 121a has guide function, the second stopper section 22 is smoothly slipped into the second locating slot 12, and by second
Circumferentially C is spacing for the both sides side wall 121 and 122 of locating slot 12.Second stopper section 22 for alignment pin 2 sidewall sections to accommodating chamber
The leg formed after being bent outside 20, leg size is small, can be squeezed after limiting section 10 is contacted and effective elasticity deformation occurs；
Afterwards, when slipping over slope 121a, the second stopper section 22 occurs elastic deformation and is released slowly to eventually fall into the second locating slot
In 12.In this course, slope 121a can reduce the resistance of the second stopper section 22, and province is compared in the rotary motion of alignment pin 2
Power, assembling process are more smooth.
The part that side wall 121 in second locating slot 12 is only located at the second locating slot 12 opening is slope 121a, the
That part that the side wall 121 of two locating slots 12 is located at bottom keeps vertical, can form more preferable rotation to the second stopper section 22
Turn spacing.In addition, the side wall of the second locating slot can all be designed as slope.Therefore, the side side of the second locating slot
The part that wall can be located at least in positioning channel opening is slope.
Second embodiment
Compared with first embodiment, the difference of second embodiment is：
Reference picture 12, the first stopper section 51 and the second stopper section 52 are logical located at support sliding part 5 and with support sliding part 5
Hole 5a axial overlaps.Reference picture 13, limiting section 60 are located at the outer peripheral face of alignment pin 6.Reference picture 14, limiting section 60 are slided positioned at support
In the through hole 5a in dynamic portion 5, and (the second stopper section is not shown in reference picture 12, Figure 14 by the first stopper section 51 and the second stopper section 52
52) institute is spacing.Also, limiting section 60 can abut with the through hole 5a hole walls of support sliding part 5, and alignment pin 6 passes through limiting section 60
Radially spacing by the through hole 5a of support sliding part 5, the stability of the relative support sliding part 5 of alignment pin 6 is more preferable.
Reference picture 12 and Figure 14, the first stopper section 51 are included in around two sub- stopper sections that the circumferential C of alignment pin 6 arranges
510.In addition, the first stopper section can include one or the sub- stopper section of more than two.
Reference picture 12 and Figure 13, the second stopper section 52 have in face of the surface 520 of limiting section 60, the table of the second stopper section 52
Face 520 is provided with locating slot 521；The limiting section 60 of alignment pin 6 has in face of the surface 600 of the second stopper section 52, limiting section 60
Surface 600 is provided with convex portion 601.After mounting, convex portion 601 is anti-rotatably limited in locating slot 521, and alignment pin 6 is slided with support
Dynamic portion 5 is not susceptible to relatively rotate.In addition, the second stopper section can be provided with convex portion, limiting section in face of the surface of limiting section
Locating slot can be provided with face of the surface of the second stopper section.Therefore, in the second stopper section and aspectant two surfaces of limiting section,
One of surface can be provided with the convex portion that locating slot and another surface are anti-rotatably limited in locating slot.
As an improvement in the first stopper section and aspectant two surfaces of limiting section, one of surface can be set
There is a locating slot and another surface is anti-rotatably limited to convex portion in locating slot.Therefore, the first stopper section and the second stopper section
In at least one stopper section and aspectant two surfaces of limiting section, one of surface is provided with locating slot, and another table
Face is provided with the convex portion being anti-rotatably limited in the locating slot.
Reference picture 13, circumferentially C, alignment pin 6 have the location division 61 being connected with limiting section 60.With reference to Figure 12 and Figure 14,
The outer peripheral face 610 that the distance of first stopper section 51 and the second stopper section 52 to the axis of alignment pin 6 is more than location division 61 arrives positioning
The distance of the axis of pin 2 so that the first stopper section 51 and the second stopper section 52 circumferentially non-overlapping regions of C.Alignment pin 6 and support
The assembling process of sliding part 5 is as follows：
Reference picture 15 and Figure 16, operation alignment pin 6 cause location division 61 axially across the through hole 5a for supporting sliding part 5
Stop with the first stopper section 51 and the second stopper section 52 along the radially aligned of through hole 5a, limiting section 60 with the first stopper section 51 and second
Circumferentially C deviates certain angle to stopper 52.Due to the first stopper section 51 and the second stopper section 52 and location division 61 circumferentially C without weight
Folded region, therefore, location division 61 will not stop that alignment pin 6 can be with unobstructed by the first stopper section 51 and the second stopper section 52
Ground is contained in through hole 5a through through hole 5a to limiting section 60.
Reference picture 16 and Figure 17, circumferentially C rotational positionings pin 6 so that limiting section 60 turns to the first stopper section 51 and
Between two stopper sections 52, and the convex portion 601 (reference picture 13) on limiting section 60 slips over the surface 520 of the second stopper section 52 to falling into
In locating slot 521 (reference picture 12) so that circumferentially C deviates necessarily for the stopper section 51 of location division 61 and first and the second stopper section 52
Angle.Afterwards, spring and positioning ball 7 (reference picture 14) are sequentially loaded into the accommodating chamber 62 of alignment pin 6.In addition, also may be used
So that before alignment pin and support sliding part is assembled, first spring and positioning ball are mounted in accommodating chamber.
Reference picture 13, circumferentially C, alignment pin 6 have two limiting sections 60 and the location division being arranged alternately with limiting section 60
61.With reference to Figure 12, corresponding each limiting section 60 is provided with the corresponding stopper section 52 of first stopper section 51 and second, and this can keep fixed
Position pin 6 balances and has higher bonding strength with support sliding part 5.In addition, circumferentially C, alignment pin can have more
In the limiting sections of two and the location division being arranged alternately with limiting section, and the stopper section of relative set first and the second stopper section.
Reference picture 13, axial direction of all location divisions 61 along alignment pin 6 are higher by through hole 5a and define the opening of accommodating chamber 62
620.With reference to Figure 14, positioning ball 7 is mostly housed in the opening 620 of accommodating chamber 62, and is received chamber 62 in interior, and can not be light
Easily it is upwardly separated from out opening 620.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art, this is not being departed from
In the spirit and scope of invention, it can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
The scope of restriction is defined.
Claims (15)
1. a kind of presynchronization sliding block for synchronizer, including support sliding part, there is the alignment pin of accommodating chamber and in the appearance
The spring and positioning ball of intracavitary of receiving arrangement, the positioning ball are limited in the opening of the accommodating chamber；
Characterized in that, the alignment pin for split type composition and links together with the support sliding part.
2. presynchronization sliding block as claimed in claim 1, it is characterised in that the support sliding part has through hole, the positioning
Sell through the through hole.
3. presynchronization sliding block as claimed in claim 2, it is characterised in that also include：Located at the alignment pin and the support
The first stopper section and the second stopper section of one of them in sliding part；First stopper section and the second stopper section are along the through hole
Axial arranging；Another in the alignment pin and the support sliding part has limiting section, and the limiting section is limited to institute
State between the first stopper section and the second stopper section.
4. presynchronization sliding block as claimed in claim 3, it is characterised in that in first stopper section and the second stopper section at least
One is connected with the limiting section anti-rotating.
5. presynchronization sliding block as claimed in claim 4, it is characterised in that in first stopper section and second stopper section
In at least one stopper section and aspectant two surfaces of the limiting section, one of surface is provided with locating slot, and another
Surface is provided with the convex portion being anti-rotatably limited in the locating slot.
6. presynchronization sliding block as claimed in claim 4, it is characterised in that the limiting section along the through hole axial direction at least one
End end face has a locating slot, and the respective stopping portion in first stopper section and second stopper section is anti-rotatably limited to institute
State in locating slot.
7. presynchronization sliding block as claimed in claim 3, it is characterised in that the limiting section is support sliding part one
Point, the through hole passes through the limiting section.
8. presynchronization sliding block as claimed in claim 7, it is characterised in that the hole wall of the through hole has axial pass trough, described
The axile displacement of first stopper section and second stopper section along the through hole；
The alignment pin and it is described support slipper from when, the alignment pin may pass through the through hole, first backstop
Portion passes through the axial pass trough to reach another side opening of the axial pass trough, and institute from a side opening of the axial pass trough
State the second stopper section and reach the limiting section；
In the installment state of the alignment pin and the support sliding part, along the circumference around the alignment pin, described first stops
Stopper differs predetermined angular, and at least one in first stopper section and the second stopper section and limit with the axial pass trough
The anti-rotating connection of position portion.
9. presynchronization sliding block as claimed in claim 8, it is characterised in that the limiting section, which has, anti-rotatably limits described the
The locating slot of two stopper sections, the alignment pin are separated to the installment state around the own central axis line rotation predetermined angle from described
Degree, the side side wall that second stopper section can slide past the locating slot are fallen into the locating slot；
Along the circumference, the part that the side wall is located at least in positioning channel opening is slope, and it is fixed to be pointed in positioning channel opening
On the direction of position trench bottom, opposite side side wall of the slope gradually to the locating slot is close.
10. presynchronization sliding block as claimed in claim 8, it is characterised in that the limiting section has described in anti-rotatably restriction
The locating slot of first stopper section, the alignment pin rotate the predetermined angle from the installment state is separated to around own central axis line
Degree, the side side wall that first stopper section can slide past the axial pass trough are fallen into the locating slot；
Along the circumference, the part that the side side wall of the axial pass trough is located at least in another side opening is slope,
Pointed in a side opening for the axial pass trough on the direction of another side opening, the slope is gradually distance from described
The opposite side side wall of axial pass trough.
11. presynchronization sliding block as claimed in claim 3, it is characterised in that first stopper section and second stopper section
The outer peripheral face of the alignment pin is located at located at the support sliding part and with the through hole axial overlap, the limiting section.
12. presynchronization sliding block as claimed in claim 11, it is characterised in that described fixed along the circumference around the alignment pin
Position pin is with the location division being connected with the limiting section；
The distance of first stopper section and second stopper section to the alignment pin axis is more than the location division periphery
Distance of the face to the alignment pin axis.
13. presynchronization sliding block as claimed in claim 12, it is characterised in that along the circumference, the alignment pin has multiple
The limiting section and some location divisions being arranged alternately with the limiting section.
14. presynchronization sliding block as claimed in claim 13, it is characterised in that axle of all location divisions along the alignment pin
To being higher by the through hole and define the opening of the accommodating chamber.
15. a kind of synchronizer, including tooth hub and the clutch collar that is enclosed on outside the tooth hub；Characterized in that, also include claim
Presynchronization sliding block described in any one of 1-14, the alignment pin is stretched into the tooth hub and the positioning ball is rollably defined in
In the clutch collar.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610643284.5A CN107701608B (en) | 2016-08-08 | 2016-08-08 | Synchronizer and presynchronization slide block for synchronizer |
| DE102017112175.7A DE102017112175A1 (en) | 2016-08-08 | 2017-06-02 | Synchronizer and a Vorsynchronisationsverleitstück used for a synchronizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610643284.5A CN107701608B (en) | 2016-08-08 | 2016-08-08 | Synchronizer and presynchronization slide block for synchronizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107701608A true CN107701608A (en) | 2018-02-16 |
| CN107701608B CN107701608B (en) | 2021-09-24 |
Family
ID=60996634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610643284.5A Active CN107701608B (en) | 2016-08-08 | 2016-08-08 | Synchronizer and presynchronization slide block for synchronizer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107701608B (en) |
| DE (1) | DE102017112175A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006018284A1 (en) * | 2006-04-20 | 2007-10-31 | Daimlerchrysler Ag | Synchronization device e.g. multi-cone synchronization device, for use in vehicle gear, has press part lying in area of external teeth of synchronous body, and synchronous ring with switching tooth designed as sheet molded part |
| CN102138011A (en) * | 2008-08-28 | 2011-07-27 | 伯尔霍夫连接技术有限公司 | Fastening arrangement with tolerance compensation |
| CN102958762A (en) * | 2010-07-06 | 2013-03-06 | 宝马股份公司 | Fixing arrangement for fixing motor vehicle components |
| CN203404176U (en) * | 2013-07-09 | 2014-01-22 | 北京汽车股份有限公司 | Connecting and fixing device of automobile brake pipeline joint |
| CN203730603U (en) * | 2014-02-26 | 2014-07-23 | 广州汽车集团股份有限公司 | Synchronizer and vehicle |
| CN203756788U (en) * | 2014-01-21 | 2014-08-06 | 浙江吉利控股集团有限公司 | Slide block device of synchronizer |
| CN104675879A (en) * | 2013-11-26 | 2015-06-03 | 贺尔碧格传动技术控股有限公司 | Synchronizer for synchronization unit of transmission, and synchronization unit having such synchronizer |
-
2016
- 2016-08-08 CN CN201610643284.5A patent/CN107701608B/en active Active
-
2017
- 2017-06-02 DE DE102017112175.7A patent/DE102017112175A1/en not_active Ceased
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006018284A1 (en) * | 2006-04-20 | 2007-10-31 | Daimlerchrysler Ag | Synchronization device e.g. multi-cone synchronization device, for use in vehicle gear, has press part lying in area of external teeth of synchronous body, and synchronous ring with switching tooth designed as sheet molded part |
| CN102138011A (en) * | 2008-08-28 | 2011-07-27 | 伯尔霍夫连接技术有限公司 | Fastening arrangement with tolerance compensation |
| CN102958762A (en) * | 2010-07-06 | 2013-03-06 | 宝马股份公司 | Fixing arrangement for fixing motor vehicle components |
| CN203404176U (en) * | 2013-07-09 | 2014-01-22 | 北京汽车股份有限公司 | Connecting and fixing device of automobile brake pipeline joint |
| CN104675879A (en) * | 2013-11-26 | 2015-06-03 | 贺尔碧格传动技术控股有限公司 | Synchronizer for synchronization unit of transmission, and synchronization unit having such synchronizer |
| CN203756788U (en) * | 2014-01-21 | 2014-08-06 | 浙江吉利控股集团有限公司 | Slide block device of synchronizer |
| CN203730603U (en) * | 2014-02-26 | 2014-07-23 | 广州汽车集团股份有限公司 | Synchronizer and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017112175A1 (en) | 2018-02-08 |
| CN107701608B (en) | 2021-09-24 |
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Effective date of registration: 20240320 Address after: 1st Floor, Building 2, No. 1 Antuo Road, Anting Town, Jiading District, Shanghai Patentee after: SCHAEFFLER HOLDING(CHINA) Co.,Ltd. Country or region after: China Address before: German Herzogenaurach Patentee before: SCHAEFFLER TECHNOLOGIES AG & CO. KG Country or region before: Germany |