CN205383249U - Shift operating device , transfer case and vehicle - Google Patents
Shift operating device , transfer case and vehicle Download PDFInfo
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- CN205383249U CN205383249U CN201620087944.1U CN201620087944U CN205383249U CN 205383249 U CN205383249 U CN 205383249U CN 201620087944 U CN201620087944 U CN 201620087944U CN 205383249 U CN205383249 U CN 205383249U
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Abstract
The utility model belongs to the technical field of the vehicle is shifted, a shift operating device, transfer case and vehicle is provided. The operating device that shifts includes two 4 wheel driven shift forks, high keeps off the shift fork, lowly keeps off the shift fork and the guiding axle of can the pivoted shifting, and wherein, two 4 wheel driven shift forks, the high shift fork and low of keeping off keep off the shift fork setting on the guiding axle of shifting and be formed with the track of shifting including straightway and spiral shell shape section separately, the guiding axle of shifting rotates in order to drive two 4 wheel driven shift forks, high fender shift fork and the action of low fender shift fork to making and shifting gears under orbital effect, two 4 wheel driven shift forks, high fender shift fork and low fender shift fork can be based on the demand of shifting gears and come each self -corresponding synchronizer axial displacement of drive to shift gears, and in order can accurately realize the demand of shifting gears fast, and simple structure is compact, occupation space is little, low in production cost.
Description
Technical field
This utility model relates to vehicle shift technical field, particularly to a kind of Gear shift operation mechanism, a kind of transfer gear with this Gear shift operation mechanism and a kind of vehicle with this transfer gear.
Background technology
The transfer gear operating mechanism of the vehicles such as current pick up, SUV generally adopts motor-operating mechanism.In order to realize electric operating gearshift, gearshift is generally single driven by motor single camshaft or bi-motor directly drives shifting shaft to realize the switching of transfer gear high to low gear, two 4 wheel drivens.For consumers, quick and precisely, function is reliably important to Gear shift operation mechanism in action, and for designer and manufacturer, it is desirable to it is simple and compact for structure, takes up room little, simple installation, and production cost is low.
Such as, drive in the mode of shifting cam at single motor, be provided with shifting cam axle and the shift fork axis of guide.First, electric machine rotation drives shifting cam axle to rotate, the shifting cam that shifting cam axle is moved on gear camshaft by driving lingual ribbon rotates, and shifting cam drives the selector fork on the shift fork axis of guide to move left and right to realize the switching gearshift of high to low gear, two 4 wheel drivens on the shift fork axis of guide.
But, selector fork axle then increases arrangement space so that structure is compact not；Next to that shifting cam structure needs shifting cam axle, drive multiple part combination such as tongue, torsion spring, guide finger to use, manufacturing cost is higher.
It addition, directly drive in the mode of shifting shaft at bi-motor, the total of motor and gearshift is more complicated, and volume is bigger than normal, takes up room bigger.
Utility model content
In view of this, this utility model is directed to a kind of Gear shift operation mechanism, so that gearshift demand can be realized rapidly and accurately, and simple and compact for structure, take up room little, production cost is low.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of Gear shift operation mechanism, described Gear shift operation mechanism includes two 4 wheel driven shift forks, high gear shift fork, low gear shift fork and the gearshift axis of guide that can rotate, wherein, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork are arranged on the described gearshift axis of guide and are each formed with the gearshift track that includes straightway and spiral shell shape section；The described gearshift axis of guide rotates to drive described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork action, so that under the effect of described gearshift track, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork can drive each self-corresponding synchronizer to move axially according to gearshift demand and shift gears.
nullRelative to prior art，In Gear shift operation mechanism described in the utility model，Due to two 4 wheel driven shift forks、High gear shift fork and low gear shift fork are arranged on the gearshift axis of guide，Achieve three shift forks coaxially arranged，Unified by gearshift axis of guide linkage driving，So that it is simple and compact for structure，Take up room little，Production cost is low，Simultaneously，Two 4 wheel driven shift forks、High gear shift fork and low gear shift fork are respectively formed with the gearshift track including straightway and spiral shell shape section，The gearshift axis of guide rotates to drive two 4 wheel driven shift forks、High gear shift fork and low gear shift fork action，So that under the straightway of gearshift track and the effect of spiral shell shape section，Two 4 wheel driven shift forks、High gear shift fork and low gear shift fork can drive each self-corresponding synchronizer to move axially according to gearshift demand and shift gears，Such as，Along with rotation，Effect by spiral shell shape section，The synchronizer corresponding with this spiral shell shape section can be ordered about move axially，Thus being quick and precisely reliably achieved gearshift demand.
Further, in a kind of preferred constructive form, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork are fixedly installed on the described gearshift axis of guide；The edge that described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork coordinate with each self-corresponding synchronizer respectively is formed as described gearshift track；The described gearshift axis of guide rotates to drive described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork synchronous axial system, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork according to gearshift demand, can be shifted gears driving each self-corresponding synchronizer to move axially by respective described gearshift track.
Selectively, in another kind of preferred structure, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork can be sleeved on the described gearshift axis of guide axially slidably；The described gearshift axis of guide is fixed and is formed with the drive pin coordinated with each described gearshift track respectively, the described gearshift axis of guide rotates to drive described drive pin synchronous axial system, to drive described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork to slide axially on the described gearshift axis of guide accordingly according to gearshift demand.
Further, in a kind of version of gearshift track, described gearshift track be respectively formed at described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork with the rail groove on the position of described gearshift axis of guide suit；Described drive pin is contained in the described rail groove of correspondence, and the described gearshift axis of guide rotates to synchronize to drive described drive pin to rotate so that described drive pin moves along each self-corresponding described rail groove.
Selectively, in the another kind of version of gearshift track, described gearshift track is that be respectively formed at described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork and on the end face at described gearshift axis of guide suit position orbital plane；Described drive pin and the laminating of each self-corresponding described orbital plane, the described gearshift axis of guide rotates to synchronize to drive described drive pin to rotate so that described drive pin is driven along each self-corresponding described orbital plane.
Further, the end of described orbital plane is formed and described drive pin is carried out spacing positive stop lug boss.
Further, or selectively, two described end faces of described two 4 wheel driven shift forks are respectively formed as the described orbital plane moving towards consistent；Described high gear shift fork and the respective described end face of described low gear shift fork are formed as described orbital plane, are provided with, between described high gear shift fork and described low gear shift fork another end face respective and the shoulder of the described gearshift axis of guide, the return spring being sleeved on the described gearshift axis of guide.
It addition, in any situation with drive pin, described drive pin is set with cylinder.
Additionally, this utility model also provides for a kind of transfer gear, described transfer gear is provided with the Gear shift operation mechanism described in any of the above, wherein, described two 4 wheel driven shift forks, described high gear shift fork and described low gear shift fork coordinate with each self-corresponding synchronizer, and each self-corresponding synchronizer can be driven to move axially shift gears.
Additionally, this utility model also provides for a kind of vehicle, described vehicle is provided with above-described transfer gear.
With Gear shift operation mechanism similarly, transfer gear of the present utility model and vehicle also have above-described beneficial effect, are not described in detail in this.
Other features and advantages of the utility model will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the easy structure schematic diagram of a kind of transfer gear described in this utility model embodiment；
Fig. 2 is the three-dimensional structure diagram of a kind of Gear shift operation mechanism described in this utility model embodiment, wherein, it is shown that high gear shift fork and keep out each self-corresponding synchronizer of shift fork；
Fig. 3 is high gear shift fork or keep out the schematic diagram of shift fork in Fig. 2；
Fig. 4 is the schematic diagram of two 4 wheel driven shift forks in Fig. 2；
Fig. 5 is drive pin and the structural representation of cylinder cooperation；
Fig. 6 is the schematic diagram that the gearshift track including straightway and spiral shell shape section of the present utility model drives gearshift.
Description of reference numerals:
1-two 4 wheel driven shift fork, 2-high gear shift fork, 3-keeps out shift fork, and 4-shifts gears the axis of guide, 5-straightway, 6-spiral shell shape section, 7-drive pin, 8-orbital plane, 9-positive stop lug boss, 10-shoulder, 11-return spring, 12-cylinder, 13-synchronizer, 14-drive motor, 15-pilot hole.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in this utility model and the feature in embodiment can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
nullThe accompanying drawing of the application shows a kind of preferred constructive form of Gear shift operation mechanism，In conjunction with Fig. 2，The Gear shift operation mechanism that this utility model provides includes two 4 wheel driven shift forks 1、High gear shift fork 2、Low gear shift fork 3 and the gearshift axis of guide 4，The gearshift axis of guide 4 can rotate，Such as shown in Figure 1，The gearshift axis of guide 4 can be in transmission connection with drive motor 14，As denoted by the arrows in fig. 2，The power of drive motor 14 output is delivered to the gearshift axis of guide 4，To drive the gearshift axis of guide 4 to rotate，Wherein，As shown in Figure 2，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 are arranged on the gearshift axis of guide 4 and are each formed with the gearshift track including straightway 5 and spiral shell shape section 6，It should be noted that at this，Gearshift track has different positions (two positions be will be described below in detail) in the different structure of Gear shift operation mechanism，No matter but what structure，It all includes straightway 5 and spiral shell shape section 6；Simultaneously, the gearshift axis of guide 4 rotates to drive two 4 wheel driven shift forks 1, high gear shift fork 2 and low gear shift fork 3 action, so that under the effect of gearshift track, two 4 wheel driven shift forks 1, high gear shift fork 2 and low gear shift fork 3 can drive each self-corresponding synchronizer 13 (as shown in Figure 1) to move axially according to gearshift demand and shift gears.
nullSo，Due to two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 are arranged on the gearshift axis of guide 4，Achieve three shift forks coaxially arranged，Unified by the gearshift axis of guide 4 linkage driving，So that it is simple and compact for structure，Take up room little，Production cost is low，Simultaneously，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 are respectively formed with the gearshift track including straightway 5 and spiral shell shape section 6，The gearshift axis of guide 4 rotates to drive two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 action，So that under the straightway 5 of gearshift track and the effect of spiral shell shape 6 sections，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 can drive each self-corresponding synchronizer 13 to move axially according to gearshift demand and shift gears，Such as，Along with rotation，Effect by spiral shell shape section 6，Can order about and the synchronizer 13 of this spiral shell shape section 6 correspondence moves axially，Thus being quick and precisely reliably achieved gearshift demand.
As above, Gear shift operation mechanism of the present utility model has multiple different version, and accordingly, gearshift track also has different positions.
nullSuch as，(for diagram in a kind of selectable version，But those skilled in the art are expressly understood by described in detail below also being able to)，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 are fixedly installed on the gearshift axis of guide 4，Such as weld or be fixed by positioning device setting，With can with gearshift the axis of guide 4 synchronous axial system，And two 4 wheel driven shift forks 1、The edge that high gear shift fork 2 and low gear shift fork 3 coordinate with each self-corresponding synchronizer 13 respectively is formed as gearshift track，Namely the edge that the two synchronous devices 13 of 4 wheel driven shift fork 1 coordinate is formed as the gearshift edge including straightway 5 and spiral shell shape section 6，The edge that the synchronous device 13 of high gear shift fork 2 coordinates is formed as the gearshift edge including straightway 5 and spiral shell shape section 6，The edge that the synchronous device 13 of low gear shift fork 3 coordinates is formed as the gearshift edge including straightway 5 and spiral shell shape section 6，The gearshift edge of each shift fork can with the groove fit in each self-corresponding synchronizer 13，The gearshift axis of guide 4 rotates to drive two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 synchronous axial system，Make two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 can according to gearshift demands，Shift gears driving each self-corresponding synchronizer to move axially by respective gearshift track，Namely the gearshift axis of guide 4 rotates to drive two 4 wheel driven shift forks 1、In the process of high gear shift fork 2 and low gear shift fork 3 synchronous axial system，The gearshift edge of each shift fork is cut in the groove of each self-corresponding synchronizer 13，And order about the internal face of groove to force the synchronizer 13 of correspondence to move axially by spiral shell shape section 6，The detailed process of its gearshift and principle are as shown in Figure 6，This will be described below in detail.
nullOr，As in Figure 2-4，In another preferred structure of Gear shift operation mechanism，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 can be sleeved on the gearshift axis of guide 4 axially slidably，Such as，Two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 have and the cylinder portion of the gearshift axis of guide 4 assembling，The pilot hole 15 in this portion of the gearshift axis of guide 4 traverse，Make two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 can slide axially on the gearshift axis of guide 4 and can rotate relative to the gearshift axis of guide 4，Simultaneously，The gearshift axis of guide 4 is fixed and is formed with the drive pin 7 coordinated with each gearshift track respectively，As shown in Figure 5 (in this case，Gearshift track has multiple fit form with drive pin 7，Will be described below in detail)，But in general，The gearshift axis of guide 4 rotates to drive drive pin 7 synchronous axial system，Drive pin 7 then can drive two 4 wheel driven shift forks 1 according to gearshift demand accordingly、High gear shift fork 2 and low gear shift fork 3 slide axially on the gearshift axis of guide 4，Shift gears driving each self-corresponding synchronizer 13 to move axially，The detailed process of its gearshift and principle are as shown in Figure 6，This will be described below in detail.
nullCorrespondingly，As mentioned above，When drive pin 7，Gearshift track has multiple fit form with drive pin 7，Such as，In a kind of fit form，Gearshift track is for being respectively formed at two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 with the rail groove (not shown) on the position of the gearshift axis of guide 4 suit，Namely form the rail groove in above-mentioned cylinder portion，This rail groove includes straightway and spiral shell shape section，When two 4 wheel driven shift forks 1、When high gear shift fork 2 and low gear shift fork 3 are sleeved on the gearshift axis of guide 4，Drive pin 7 will be received in each self-corresponding rail groove，Now，The gearshift axis of guide 4 rotates to synchronize to drive drive pin 7 to rotate，Drive pin 7 is moved along each self-corresponding rail groove，And at spiral shell shape section place，Drive pin 7 can drive two 4 wheel driven shift forks 1 of correspondence、High gear shift fork 2、Low gear shift fork 3 moves axially.
nullOr，In the another kind of fit form of gearshift track and drive pin 7，As in Figure 2-4，Gearshift track is for being respectively formed at two 4 wheel driven shift forks 1、High gear shift fork 2 and low gear shift fork 3 with the orbital plane 8 on the end face at the position of the gearshift axis of guide 4 suit，Namely，The annular end face in above-mentioned cylinder portion includes straightway 5 and spiral shell shape section 6，As shown in Figures 3 and 4，Drive pin 7 and each self-corresponding orbital plane 8 are fitted，The gearshift axis of guide 4 rotates to synchronize to drive drive pin 7 to rotate，Drive pin 7 is driven along each self-corresponding orbital plane 8，Namely the gearshift axis of guide 4 is relative to two 4 wheel driven shift forks 1、While high gear shift fork 2 and low gear shift fork 3 rotate，Each drive pin 7 can as desired with the coordinating of the spiral shell shape section 6 of orbital plane 8，Drive two corresponding 4 wheel driven shift forks 1、High gear shift fork 2、Low gear shift fork 3 moves axially relative to the gearshift axis of guide 4.
Further, when orbital plane 8, as shown in Figures 3 and 4, the end of orbital plane 8 is formed and drive pin 7 is carried out spacing positive stop lug boss 9.
Certainly, it will be appreciated by those skilled in the art that on the basis of above rail groove and orbital plane 8, some in two 4 wheel driven shift forks 1, high gear shift fork 2, low gear shift fork 3 can adopt the form of orbital plane 8, and other can adopt the form of rail groove.
Additionally, when orbital plane 8, two end faces in above-mentioned cylinder portion can be formed as orbital plane 8, it is possible to only one of which end face is formed as orbital plane 8, this can set according to the actual requirements, such as, as shown in Figures 3 and 4, two end faces of two 4 wheel driven shift forks 1 are respectively formed as the orbital plane 8 moving towards consistent, now, then being formed with two drive pins 7 corresponding with two 4 wheel driven shift forks 1 on the gearshift axis of guide 4, certainly, the orbital plane 8 of two end faces could be formed with positive stop lug boss 9 in end opposite；And high gear shift fork 2 and the respective end face of low gear shift fork 3 are formed as orbital plane 8, now, the return spring 11 being sleeved on the gearshift axis of guide 4 it is provided with, as shown in Figure 2 between the shoulder 10 of high gear shift fork 2 and low gear shift fork 3 another end face respective and the gearshift axis of guide 4.
In addition, drive pin 7 is in that in the engagement process of orbital plane 8 or rail groove, in order to improve coordinate between the two smooth and easy and reduce friction, improve the service life of drive pin, preferably, as shown in Figure 5, drive pin 7 is set with cylinder 12, such as, drive pin 7 can be the screw stopping bead with end, after being sleeved in the main body of screw by sleeve 12, insert screws in the screw hole of the gearshift axis of guide 4 again, thus, cylinder 12 can relative to screw turns so that cylinder 12 forms roll friction with orbital plane 8 or rail groove.
Shift process and the principle of Gear shift operation mechanism of the present utility model is described in detail below in conjunction with Fig. 6, wherein, in figure 6, A---2H extreme position, B---2H position, C---4H position, D---4L position, E---4L extreme position.
This with drive pin 7 in conjunction with orbital plane 8 for example, but the process of example that combines of above-mentioned gearshift edge example, rail groove and drive pin 7 and principle are similarly, specifically:
Drive motor rotates the 14 drive gearshift axis of guides 4 and rotates, and the gearshift axis of guide 4 is provided with four drive pins 7 (shown in Fig. 1), and drive pin 7 rotates with the gearshift axis of guide 4.High gear shift fork 2, low gear shift fork 3 and two 4 wheel driven shift forks 1 are coaxially arranged to be assemblied on the gearshift axis of guide 4.One end face in the cylinder portion of high gear shift fork 2 and low gear shift fork 3 is formed as unilateral orbital plane 8, and two end faces in the cylinder portion of two 4 wheel driven shift forks 1 are formed as the orbital plane 8 of bilateral.
Wherein, location A is 2H extreme position, and now the drive pin of high gear shift fork 2 and the drive pin 7 of two 4 wheel driven shift forks 1 are spacing by the positive stop lug boss 9 in the orbital plane 8 of high gear shift fork 2 and two 4 wheel driven shift forks 1, and are in extreme position；
The gearshift axis of guide 4 rotates, the straightway of the orbital plane 8 of high/low gear shift fork contacts with respective drive pin 7, high/low gear shift fork is not produced axial driving force by the drive pin 7 of high/low gear shift fork, high/low gear shift fork does not produce to move axially, still in H gear, now gearshift is in the 2H pattern of B location；
In the gearshift axis of guide 4 rotation process from position B to position C, the spiral shell shape section 6 of the orbital plane 8 of two 4 wheel driven shift forks 1 is contacted and produces activation force by the drive pin 7 of two 4 wheel driven shift forks 1, two 4 wheel driven shift forks 1 are made to move axially, location of C is arrived by B location, now two drive and switch to 4 wheel driven, for 4H pattern, and the straightway of the orbital plane 8 of high gear shift fork 2 contacts with corresponding drive pin 7, keeps high gear；And the straightway keeping out the orbital plane 8 of shift fork 3 contacts with corresponding drive pin 7, keep keeping out shift fork 3 and be in neutral position；
The gearshift axis of guide 4 rotation process from position C to position D, the drive pin 7 of two 4 wheel driven shift forks 1 contacts with the straightway of the orbital plane 8 of two 4 wheel driven shift forks 1 and two 4 wheel driven shift forks 1 does not produce active force, and two 4 wheel driven shift forks 1 are still in 4 wheel driven position；Meanwhile, the drive pin 7 of low gear shift fork 3 is transitioned into spiral shell shape section 6 from the straightway 5 of the orbital plane 8 of low gear shift fork 3, and drives to produce axial force to spiral shell shape section 6, and low gear shift fork 3 moves from neutral position to low gear under the active force of its drive pin 7；Simultaneously, the drive pin 7 of high gear shift fork 2 is transitioned into spiral shell shape section 6 from straightway 5, this spiral shell shape section 6 is unclamped gradually with drive pin 7, high gear shift fork 2 is made to return to neutral position under the effect of the return spring 11 of self, subsequently, the drive pin 7 of high gear shift fork 2 is transitioned into again another straightway 5 from spiral shell shape section 6 and high gear shift fork 2 is maintained at neutral position, when arriving D position, high gear shift fork 2 is returned to neutral position by high gear, low gear shift fork 3 is moved to low gear by neutral position, two 4 wheel driven shift forks 1 keep 4 wheel driven invariant position, and now Gear shift operation mechanism is in 4L pattern；
Correspondingly, drive motor is rotated further, and will be in the 4L extreme position of E position.
Drive motor reverses, then it returns to 4H pattern and 2H pattern successively from 4L pattern.
Illustrate according to above, it can be deduced that, the orbital plane 8 keeping out shift fork 3 includes straightway and spiral shell shape section；The orbital plane 8 of high gear shift fork 2 includes straightway, spiral shell shape section and straightway；And the orbital plane 8 of two 4 wheel driven shift forks 1 includes small straightway, spiral shell shape section and straightway.
In addition, this utility model also provides for a kind of transfer gear, as shown in Figure 1, this transfer gear is provided with any of the above Gear shift operation mechanism, wherein, two 4 wheel driven shift forks 1, high gear shift fork 2 and low gear shift fork 3 coordinate with each self-corresponding synchronizer 13, and each self-corresponding synchronizer 13 can be driven to move axially the gearshift carrying out high and low shift and two 4 wheel drivens.
As described above, such transfer gear can quick and precisely be reliably achieved gearshift demand, and simple and compact for structure, takes up room little, and production cost is low.
Additionally, this utility model also provides for a kind of vehicle, described vehicle is provided with above-described transfer gear.Correspondingly, the production cost of this vehicle significantly reduces, and can quick and precisely be reliably achieved gearshift demand simultaneously.
These are only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. a Gear shift operation mechanism, it is characterised in that described Gear shift operation mechanism includes two 4 wheel driven shift forks (1), high gear shift fork (2), low gear shift fork (3) and the gearshift axis of guide (4) that can rotate, wherein,
Described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) are arranged on the described gearshift axis of guide (4) and above and are each formed with the gearshift track including straightway (5) and spiral shell shape section (6)；
The described gearshift axis of guide (4) rotates to drive described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) action, so that under the effect of described gearshift track, described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) can drive each self-corresponding synchronizer to move axially according to gearshift demand and shift gears.
2. Gear shift operation mechanism according to claim 1, it is characterised in that
Described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) are fixedly installed on the described gearshift axis of guide (4)；
The edge that described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) coordinate with each self-corresponding synchronizer respectively is formed as described gearshift track；
The described gearshift axis of guide (4) rotates to drive described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) synchronous axial system, described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) according to gearshift demand, can be shifted gears driving each self-corresponding synchronizer to move axially by respective described gearshift track.
3. Gear shift operation mechanism according to claim 1, it is characterised in that
Described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) can be sleeved on the described gearshift axis of guide (4) axially slidably；
Upper the fixing of the described gearshift axis of guide (4) is formed with the drive pin (7) coordinated respectively with each described gearshift track, the described gearshift axis of guide (4) rotates to drive described drive pin (7) synchronous axial system, to drive described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) to slide axially on the described gearshift axis of guide (4) accordingly according to gearshift demand.
4. Gear shift operation mechanism according to claim 3, it is characterized in that, described gearshift track for be respectively formed at described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) the position being set with the described gearshift axis of guide (4) on rail groove；
Described drive pin (7) is contained in the described rail groove of correspondence, the described gearshift axis of guide (4) rotates to synchronize to drive described drive pin (7) to rotate so that described drive pin (7) moves along each self-corresponding described rail groove.
5. Gear shift operation mechanism according to claim 3, it is characterized in that, described gearshift track is the orbital plane (8) on the end face at the position being set with the described gearshift axis of guide (4) being respectively formed at described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3)；
Described drive pin (7) and the laminating of each self-corresponding described orbital plane (8), the described gearshift axis of guide (4) rotates to synchronize to drive described drive pin (7) to rotate so that described drive pin (7) is driven along each self-corresponding described orbital plane (8).
6. Gear shift operation mechanism according to claim 5, it is characterised in that the end of described orbital plane (8) is formed and described drive pin (7) carries out spacing positive stop lug boss (9).
7. Gear shift operation mechanism according to claim 5, it is characterised in that
Two described end faces of described two 4 wheel driven shift forks (1) are respectively formed as the described orbital plane (8) moving towards consistent；
Described high gear shift fork (2) and the respective described end face of described low gear shift fork (3) are formed as described orbital plane (8), are provided with the return spring (11) being sleeved on the described gearshift axis of guide (4) between described high gear shift fork (2) and described low gear shift fork (3) another end face respective and the shoulder (10) of the described gearshift axis of guide (4).
8. the Gear shift operation mechanism according to any one in claim 3-7, it is characterised in that be set with cylinder (12) on described drive pin (7).
9. a transfer gear, it is characterized in that, described transfer gear is provided with the Gear shift operation mechanism according to any one in claim 1-8, wherein, described two 4 wheel driven shift forks (1), described high gear shift fork (2) and described low gear shift fork (3) coordinate with each self-corresponding synchronizer, and each self-corresponding synchronizer can be driven to move axially shift gears.
10. a vehicle, it is characterised in that described vehicle is provided with transfer gear according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620087944.1U CN205383249U (en) | 2016-01-28 | 2016-01-28 | Shift operating device , transfer case and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620087944.1U CN205383249U (en) | 2016-01-28 | 2016-01-28 | Shift operating device , transfer case and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205383249U true CN205383249U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620087944.1U Active CN205383249U (en) | 2016-01-28 | 2016-01-28 | Shift operating device , transfer case and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN205383249U (en) |
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2016
- 2016-01-28 CN CN201620087944.1U patent/CN205383249U/en active Active
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