CN103527763A - Gear shifting mechanism and transmission with same - Google Patents
Gear shifting mechanism and transmission with same Download PDFInfo
- Publication number
- CN103527763A CN103527763A CN201310528532.8A CN201310528532A CN103527763A CN 103527763 A CN103527763 A CN 103527763A CN 201310528532 A CN201310528532 A CN 201310528532A CN 103527763 A CN103527763 A CN 103527763A
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- China
- Prior art keywords
- shifting block
- shifting
- shift shaft
- shaft
- declutch shift
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
- F16H2063/321—Gear shift yokes, e.g. shift forks characterised by the interface between fork body and shift rod, e.g. fixing means, bushes, cams or pins
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a gear shifting mechanism and a transmission with the same. The gear shifting mechanism comprises a gear selecting and shifting shaft; a first shifting fork shaft; a first shifting fork and a second shifting fork. A first shifting block and a second shifting block are fixed on the first shifting fork shaft. The first shifting fork and the second shifting fork are separated from each other along the axial direction of the first shifting fork shaft. The gear selecting and shifting shaft can move along the axial direction of the gear selecting and shifting shaft to drive the first shifting fork shaft to rotate around the axis of the first shifting fork shaft so that the first shifting block is connected with the first shifting fork, or the second shafting block is connected with the second shifting fork. The gear selecting and shifting shaft can rotate around the axis of the gear selecting and shifting shaft to drive the first shifting fork shaft to move along the axial direction of the first shifting fork shaft so that a shifting fork connected with a corresponding shifting block moves along with the first shifting fork shaft. According to the gear shifting mechanism, one shifting fork shaft is used for controlling two shifting forks, the number of the shifting fork shafts is reduced, the structure is simple, the size is small, and arrangement is easy.
Description
Technical field
The present invention relates to automobile construction technical field, especially relate to a kind of gearshift and there is the speed changer of this gearshift.
Background technique
In manual transmission, gearshift mechanism mostly is many shift forks shaft type, comprises the declutch shift shaft of a main shift shaft and each shift fork, selects the declutch shift shaft of corresponding gear to realize select gear shift by shift shaft.And interlocking between gear normally adopts interlocking steel ball structure that declutch shift shaft is pinned, to realize the interlocking between gear.
But this traditional gearshift is set up certain narrow limitation at space cloth, be unfavorable for that gearshift mechanism is in gearbox internal placement.Required number of spare parts is many simultaneously, causes cost higher.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.
For this reason, one object of the present invention is to propose a kind of gearshift, and this gearshift is simple in structure, and arrangement convenience can reduce the quantity of declutch shift shaft.
Another object of the present invention is to propose a kind of speed changer that adopts this gearshift.
Embodiment according to a first aspect of the invention proposes a kind of gearshift and comprises shifting axle, the first declutch shift shaft, is fixed with the first shifting block and the second shifting block on described the first declutch shift shaft, the first shift fork and the second shift fork, described the first shift fork and described the second shift fork being axially spaced apart from each other along described the first declutch shift shaft, wherein said shifting axle is axially movable to drive described the first declutch shift shaft to rotate around the axis of described the first declutch shift shaft along described shifting axle, so that described the first shifting block engages described the first shift fork or described the second shifting block engages described the second shift fork, and described shifting axle can rotate to drive described the first declutch shift shaft moving axially along described the first declutch shift shaft around the axis of described shifting axle, so that the shift fork engaging with corresponding shifting block is with described the first declutch shift shaft synchronizing moving.
According to the gearshift of the embodiment of the present invention, can control two shift forks by a declutch shift shaft, thereby the component of described gearshift have been reduced, reduced the quantity of declutch shift shaft, make described gearshift simple in structure, volume is little and low cost of manufacture, makes the layout of described gearshift in speed changer become easier.
According to one embodiment of present invention, on described shifting axle, be also provided with the first shifting block, on the first declutch shift shaft, be provided with the first shifting block groove, described the first shifting block is engaged in described the first shifting block groove, to facilitate described shifting axle drive described the first declutch shift shaft around the axis rotation of described the first declutch shift shaft or drive described the first declutch shift shaft moving axially along described the first declutch shift shaft.
According to one embodiment of present invention, described the first shifting block is the first ball pin, and described the first shifting block groove is the first ball pin groove, thus make the block selecting of described gearshift and shift process smooth and easy, without clamping stagnation.
According to one embodiment of present invention, on described the first shift fork, be provided with on the first shifting block groove and described the second shift fork and be provided with the second shifting block groove, described the first shifting block is suitable for engaging described the first shifting block groove and described the second shifting block is suitable for engaging described the second shifting block groove, so that described the first declutch shift shaft drives, moves with the first declutch shift shaft with the shift fork that correspondingly shifting block engages.
Further, described gearshift also comprises: the second declutch shift shaft, is fixed with the 3rd shifting block and the 4th shifting block on described the second declutch shift shaft, the 3rd shift fork and the 4th shift fork, described the 3rd shift fork and described the 4th shift fork being axially spaced apart from each other along described the second declutch shift shaft, wherein said shifting axle is axially movable to drive described the second declutch shift shaft to rotate around the axis of described the second declutch shift shaft along described shifting axle, so that described the 3rd shifting block engages described the 3rd shift fork or described the 4th shifting block engages described the 4th shift fork, and described shifting axle can rotate to drive described the second declutch shift shaft moving axially along described the second declutch shift shaft around the axis of described shifting axle, so that the shift fork engaging with corresponding shifting block is with described the second declutch shift shaft synchronizing moving.Like this, described gearshift has two declutch shift shafts, four shift forks and four shifting blocks, thus can realize more shift transformation, make the gearshift of gearbox more steady.
According to one embodiment of present invention, on described shifting axle, be also provided with the second shifting block, on the second declutch shift shaft, be provided with the second shifting block groove, described the second shifting block is engaged in described the second shifting block groove, to facilitate described shifting axle drive described the second declutch shift shaft around the axis rotation of described the second declutch shift shaft or drive described the second declutch shift shaft moving axially along described the second declutch shift shaft.
Alternatively, described the second shifting block is the second ball pin, and described the second shifting block groove is the second ball pin groove, thus make the block selecting of described gearshift and shift process smooth and easy, without clamping stagnation.
According to one embodiment of present invention, on described the 3rd shift fork, be provided with on the 3rd shifting block groove and described the 4th shift fork and be provided with the 4th shifting block groove, described the 3rd shifting block is suitable for engaging described the 3rd shifting block groove and described the 4th shifting block is suitable for engaging described the 4th shifting block groove, so that described the second declutch shift shaft drives, moves with the second declutch shift shaft with the shift fork that correspondingly shifting block engages.
According to one embodiment of present invention, described the first declutch shift shaft and described the second declutch shift shaft described shifting axle axially on be spaced apart from each other.
Embodiment according to a second aspect of the invention proposes a kind of speed changer.Described speed changer comprises the gearshift described in first aspect.According to the gearbox of the embodiment of the present invention, by above-mentioned gearshift is set, make the size reduction of described speed changer, simplified the processing technology of described case of transmission, the layout of described gearbox inside is compacter.
Accompanying drawing explanation
Fig. 1 is according to the structural representation of the gearshift of the embodiment of the present invention;
Fig. 2 is according to the structural representation of the shifting axle of the gearshift of the embodiment of the present invention;
Fig. 3 is the structural representation of the first declutch shift shaft (the second declutch shift shaft) according to the gearshift of the embodiment of the present invention;
Fig. 4 is according to the structural representation of the first declutch shift shaft of the gearshift of the embodiment of the present invention;
Fig. 5 is the gearshift according to the embodiment of the present invention, the structural representation in the first ball pin and the first ball pin groove cooperation place (the second ball pin and the second ball pin groove cooperation place).
Reference character:
Gearshift 100,
Shifting axle 1, the first shifting block 11, the first ball pin 11a, the second shifting block 12, the second ball pin 12a
The first declutch shift shaft 2, the first shifting block 21, the second shifting block 22, the first shifting block groove 23, the first ball pin groove 23a,
The second declutch shift shaft 3, the 3rd shifting block 31, the 4th shifting block 32, the second shifting block groove 33, the second ball pin groove 33a,
The first shift fork 4, the first shifting block groove 41,
The second shift fork 5, the second shifting block groove 51,
The 3rd shift fork 6, the 3rd shifting block groove 61,
The 4th shift fork 7, the 4th shifting block groove 71,
Embodiment
Describe embodiments of the invention below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment who is described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indication such as term " axially " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation, construct and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".
In the present invention, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; It can be mechanical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but contact by the other feature between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
Below with reference to Fig. 1-Fig. 5, describe according to the gearbox of the embodiment of the present invention.Described gearbox comprises gearshift 100 as Figure 1-Figure 5.
Below with reference to Fig. 1-Fig. 5, describe according to the gearshift 100 of the embodiment of the present invention.As Figure 1-Figure 5, according to the gearshift 100 of the embodiment of the present invention, comprise shifting axle 1, the first declutch shift shaft 2, the first shift fork 4 and the second shift fork 5.
Be understandable that, the first shift fork 4 can be corresponding with two gears of gearbox (for example 1 gear and 2 gears), and the second shift fork 5 can be corresponding with two other gear of gearbox (for example 3 keep off and 4 keep off).
On the first shift fork 4, be fixed with the first shifting block 21 and the second shifting block 22.The first shift fork 4 and the second shift fork 5 being axially spaced apart from each other along the first declutch shift shaft 2, wherein shifting axle 1 is removable to drive the first declutch shift shaft 2 to rotate around the axis of the first declutch shift shaft 2 along the axis of shifting axle 1, so that the first shifting block 21 engages the first shift fork 4 or the second shifting block 22 engages the second shift fork 5, can realize block selecting thus.For example, when the first shifting block 21 engages with the first shift fork 4, gearshift 100 is selected 1 gear or 2 gears.When the second shifting block 22 engages with the second shift fork 5, gearshift 100 is selected 3 gears or 4 gears.
And shifting axle 1 can rotate around the axis of shifting axle 1 to drive the first declutch shift shaft 2 along the moving axially of the first declutch shift shaft 2, so that the shift fork engaging with corresponding shifting block is with the first declutch shift shaft 2 synchronizing movings, can realize gearshift thus.For example, select after 3 gears, the second shift fork 5 engaging with the second shifting block 22 is driven with the clutch collar of 3 gears and engages by the first declutch shift shaft 2, completes gearshift.
In other words, according to the gearshift 100 of the embodiment of the present invention, can control two shift forks by a declutch shift shaft, thereby the component of gearshift 100 have been reduced, reduced the quantity of declutch shift shaft, make gearshift 100 simple in structure, volume is little and low cost of manufacture, makes the layout of gearshift 100 in speed changer become easier.
According to the gearbox of the embodiment of the present invention, by above-mentioned gearshift 100 is set, make the size reduction of speed changer, simplified the processing technology of case of transmission, the layout of gearbox inside is compacter.
In one embodiment of the invention, as shown in Figure 1-Figure 3, on shifting axle 1, can also be provided with and on the first shifting block 11, the first declutch shift shafts 2, can be provided with the first shifting block groove 23, the first shifting blocks 11 and be engaged in the first shifting block groove 23.Like this, elected shifting shaft 1 during along the moving axially of shifting axle 1, is coordinated and can drive the first declutch shift shaft 2 to rotate around the axis of the first declutch shift shaft 2 with the first shifting block groove 23 by the first shifting block 11.When elected shifting shaft 1 rotates along shifting axle 1 axis, the first shifting block 11 coordinates and can drive the first declutch shift shaft 2 moving axially along the first declutch shift shaft 2 with the first shifting block groove 23.
Advantageously, as shown in Figure 5, the first shifting block 11 can be the first ball pin 11a, the first shifting block groove 23 can be the first ball pin groove 23a, the relative movement of the first shifting block 11 and the first shifting block groove 23 can be more smooth and easy, thus make the block selecting of gearshift 100 and shift process smooth and easy, without clamping stagnation.
As shown in Figure 3 and Figure 4, in one embodiment of the invention, on the first shift fork 4, can be provided with on the first shifting block groove 41, the second shift forks 5 and can be provided with the second shifting block groove 51, the first shifting block 21 is suitable for engaging the first shifting block groove 41, and the second shifting block 22 is suitable for engaging the second shifting block groove 51.
Be understandable that, the same time of gearshift 100 can only hang into a gear, so during block selecting, can only have a corresponding shifting block to engage with corresponding shift fork.
That is to say, when the first shifting block 21 of the first declutch shift shaft 2 engages with the first shifting block groove 41 of the first shift fork 4, the second shifting block 22 of the first declutch shift shaft 2 does not engage with the second shifting block groove 51 of the second shift fork 5; When the second shifting block 22 of the first declutch shift shaft 2 and the second shifting block groove 51 of the second shift fork 5 engage, the first shifting block 21 of the first declutch shift shaft 2 does not engage with the first shifting block groove 41 of the first shift fork 4.
Further, as shown in Figure 1, gearshift 100 can also comprise the second declutch shift shaft 3, the 3rd shift fork 6 and the 4th shift fork 7.On the second declutch shift shaft 3, be fixed with the 3rd shifting block 31 and the 4th shifting block 32.The 3rd shift fork 6 and the 4th shift fork 7 being axially spaced apart from each other along the second declutch shift shaft 3, wherein shifting axle 1 is removable to drive the second declutch shift shaft 3 to rotate around the axis of the second declutch shift shaft 3 along the axis of shifting axle 1, so that the 3rd shifting block 31 engages the 3rd shift fork 6 or the 4th shifting block 32 engages the 4th shift fork 7, can realize block selecting thus.And shifting axle 1 can rotate around the axis of shifting axle 1 to drive the second declutch shift shaft 3 along the moving axially of the second declutch shift shaft 3, so that the shift fork engaging with corresponding shifting block is with the second declutch shift shaft 3 synchronizing movings, can realize gearshift thus.
Should be understood that, in this embodiment, because gearshift 100 has two declutch shift shafts, four shift forks and four shifting blocks, synchronization can only have a shifting block to coordinate with shift fork.Like this, can realize more shift transformation, make the gearshift of gearbox more steady.In a concrete example of the present invention, the first declutch shift shaft 2 and the second declutch shift shaft 3 shifting axle 1 axially on be spaced apart from each other.
In one embodiment of the invention, as shown in Figure 1-Figure 3, on shifting axle 1, can also be provided with and on the second shifting block 12, the second declutch shift shafts 3, can be provided with the second shifting block groove 33, the second shifting blocks 12 and be engaged in the second shifting block groove 33.Like this, elected shifting shaft 1 is during along the moving axially of shifting axle 1, by the second shifting block 12 and coordinating of the second shifting block groove 33 driving the second declutch shift shaft 3 to rotate around the axis of the second declutch shift shaft 3.When elected shifting shaft 1 rotates along shifting axle 1 axis, by the second shifting block 12 and coordinating of the second shifting block groove 33 driving the second declutch shift shaft 3 moving axially along the second declutch shift shaft 3.
Advantageously, as shown in Figure 5, the second shifting block 12 can be the second ball pin 12a, the second shifting block groove 33 can be the second ball pin groove 33a, the relative movement of the second shifting block 12 and the second shifting block groove 33 can be more smooth and easy, thus make the block selecting of gearshift 100 and shift process smooth and easy, without clamping stagnation.
As shown in Figure 3 and Figure 4, in one embodiment of the invention, on the 3rd shift fork 6, can be provided with on the 3rd shifting block groove 61, the second shift forks 5 and can be provided with the 4th shifting block groove 71, the 3rd shifting block 31 is suitable for engaging the 3rd shifting block groove 61, and the 4th shifting block 32 is suitable for engaging the 4th shifting block groove 71.
Gearshift 100 synchronizations can only be hung into a gear, so during block selecting, can only have a corresponding shifting block to engage with corresponding shift fork.
For example, when the first shifting block 21 of the first declutch shift shaft 2 engages with the first shifting block groove 41 of the first shift fork 4, the second shifting block 22 of the first declutch shift shaft 2 does not engage with the second shifting block groove 51 of the second shift fork 5, the 3rd shifting block 31 of the second declutch shift shaft 3 does not engage with the 3rd shifting block groove 61 of the 3rd shift fork 6 yet, and the 4th shifting block 32 of the second declutch shift shaft 3 and the 4th shifting block groove 71 of the 4th shift fork 7 do not engage yet.
Below with reference to Fig. 1, describe in detail according to the working procedure of the gearshift 100 of the embodiment of the present invention.Take this gearshift 100, can to realize 6 gear speed changes be example.
Particularly, with the first shift fork 4, can stir 1 gear and the first shared clutch collar of 2 gear, the second shift fork 5 can be stirred 3 gears and the second shared clutch collar of 4 gear, and the 3rd shift fork 6 can be stirred 5 gears and the 3rd shared clutch collar of 6 gear, and it is that example is described that the 4th shift fork 7 can be stirred the clutch collar that reverses gear.
When needs gearbox is hung into 3 gear, shifting axle 1 moves axially along shifting axle 1, drive the first declutch shift shaft 2 to rotate around the axis of the first declutch shift shaft 2, make the second shifting block 22 engage (as shown in Figure 1) with the second shifting block groove 51, and shifting axle 1 is around axis rotating drive the first declutch shift shaft 2 moving axially along the first declutch shift shaft 2 of shifting, the first declutch shift shaft 2 drives the second shift fork 5 to move, so that the second shift fork 5 is stirred the gear engagement that the second clutch collar is corresponding with 3 gears, thereby speed changer is hung into 3 gears.
When needing speed changer to hang into the process of 5 gears and the difference that needs speed changer to hang into the process of 3 gears, be, shifting axle 1 drives the second declutch shift shaft 3 to rotate block selecting, shifting axle 1 drives the second declutch shift shaft 3 to move axially gearshift, and the 3rd shift fork 6 is stirred the gear engagement that the 3rd clutch collar is corresponding with 5 gears.
In sum, according to the gearshift 100 of the embodiment of the present invention, can control two shift forks by declutch shift shaft, and then control four gears by a declutch shift shaft, simple in structure, component are few, volume is little and low cost of manufacture.
According to the gear transmission principle of structure, mounting type and the gearbox of the component such as the clutch collar of the gearbox of the embodiment of the present invention, gear, be known, at this, no longer describe in detail.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiments or example.In addition, those skilled in the art can engage the different embodiments that describe in this specification or example and combine.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (10)
1. a gearshift, is characterized in that, comprising:
Shifting axle;
The first declutch shift shaft, is fixed with the first shifting block and the second shifting block on described the first declutch shift shaft;
The first shift fork and the second shift fork, described the first shift fork and described the second shift fork being axially spaced apart from each other along described the first declutch shift shaft, wherein said shifting axle is axially movable to drive described the first declutch shift shaft to rotate around the axis of described the first declutch shift shaft along described shifting axle, so that described the first shifting block engages described the first shift fork or described the second shifting block engages described the second shift fork, and described shifting axle can rotate to drive described the first declutch shift shaft moving axially along described the first declutch shift shaft around the axis of described shifting axle, so that the shift fork engaging with corresponding shifting block is with described the first declutch shift shaft synchronizing moving.
2. gearshift according to claim 1, is characterized in that, on described shifting axle, is also provided with the first shifting block, is provided with the first shifting block groove on the first declutch shift shaft, and described the first shifting block is engaged in described the first shifting block groove.
3. gearshift according to claim 2, is characterized in that, described the first shifting block is the first ball pin, and described the first shifting block groove is the first ball pin groove.
4. gearshift according to claim 1, it is characterized in that, on described the first shift fork, be provided with on the first shifting block groove and described the second shift fork and be provided with the second shifting block groove, described the first shifting block is suitable for engaging described the first shifting block groove and described the second shifting block is suitable for engaging described the second shifting block groove.
5. according to the gearshift described in any one in claim 1-4, it is characterized in that, also comprise:
The second declutch shift shaft, is fixed with the 3rd shifting block and the 4th shifting block on described the second declutch shift shaft;
The 3rd shift fork and the 4th shift fork, described the 3rd shift fork and described the 4th shift fork being axially spaced apart from each other along described the second declutch shift shaft, wherein said shifting axle is axially movable to drive described the second declutch shift shaft to rotate around the axis of described the second declutch shift shaft along described shifting axle, so that described the 3rd shifting block engages described the 3rd shift fork or described the 4th shifting block engages described the 4th shift fork, and described shifting axle can rotate to drive described the second declutch shift shaft moving axially along described the second declutch shift shaft around the axis of described shifting axle, so that the shift fork engaging with corresponding shifting block is with described the second declutch shift shaft synchronizing moving.
6. gearshift according to claim 5, is characterized in that, on described shifting axle, is also provided with the second shifting block, is provided with the second shifting block groove on the second declutch shift shaft, and described the second shifting block is engaged in described the second shifting block groove.
7. gearshift according to claim 6, is characterized in that, described the second shifting block is the second ball pin, and described the second shifting block groove is the second ball pin groove.
8. gearshift according to claim 5, it is characterized in that, on described the 3rd shift fork, be provided with on the 3rd shifting block groove and described the 4th shift fork and be provided with the 4th shifting block groove, described the 3rd shifting block is suitable for engaging described the 3rd shifting block groove and described the 4th shifting block is suitable for engaging described the 4th shifting block groove.
9. gearshift according to claim 5, is characterized in that, described the first declutch shift shaft and described the second declutch shift shaft described shifting axle axially on be spaced apart from each other.
10. a speed changer, is characterized in that, described speed changer comprises according to the gearshift described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528532.8A CN103527763A (en) | 2013-10-30 | 2013-10-30 | Gear shifting mechanism and transmission with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528532.8A CN103527763A (en) | 2013-10-30 | 2013-10-30 | Gear shifting mechanism and transmission with same |
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| CN103527763A true CN103527763A (en) | 2014-01-22 |
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| CN201310528532.8A Pending CN103527763A (en) | 2013-10-30 | 2013-10-30 | Gear shifting mechanism and transmission with same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913052A (en) * | 2014-03-10 | 2015-09-16 | 通用汽车环球科技运作有限责任公司 | A manual transmission |
| CN106246907A (en) * | 2015-06-11 | 2016-12-21 | 丰田自动车株式会社 | Vehicle Manual Transmission |
| CN108679219A (en) * | 2018-07-10 | 2018-10-19 | 株洲欧格瑞传动股份有限公司 | Transmission assembly and its gearshift |
| CN109992822A (en) * | 2019-02-11 | 2019-07-09 | 中国第一汽车股份有限公司 | A method of gearshift fork gear shifting force stated accuracy is improved using CAE technology |
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| CN104913052A (en) * | 2014-03-10 | 2015-09-16 | 通用汽车环球科技运作有限责任公司 | A manual transmission |
| CN104913052B (en) * | 2014-03-10 | 2018-10-16 | 通用汽车环球科技运作有限责任公司 | Speed changer |
| CN106246907A (en) * | 2015-06-11 | 2016-12-21 | 丰田自动车株式会社 | Vehicle Manual Transmission |
| CN106246907B (en) * | 2015-06-11 | 2018-06-26 | 丰田自动车株式会社 | Vehicle manual transmission |
| CN108679219A (en) * | 2018-07-10 | 2018-10-19 | 株洲欧格瑞传动股份有限公司 | Transmission assembly and its gearshift |
| CN109992822A (en) * | 2019-02-11 | 2019-07-09 | 中国第一汽车股份有限公司 | A method of gearshift fork gear shifting force stated accuracy is improved using CAE technology |
| CN109992822B (en) * | 2019-02-11 | 2022-06-14 | 中国第一汽车股份有限公司 | Method for improving calibration precision of shifting force of transmission shifting fork by applying CAE technology |
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