CN1990334A - Straddle-type vehicle - Google Patents
Straddle-type vehicle Download PDFInfo
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- CN1990334A CN1990334A CNA2006101566089A CN200610156608A CN1990334A CN 1990334 A CN1990334 A CN 1990334A CN A2006101566089 A CNA2006101566089 A CN A2006101566089A CN 200610156608 A CN200610156608 A CN 200610156608A CN 1990334 A CN1990334 A CN 1990334A
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- straddle
- actuator
- vehicle
- connecting device
- output shaft
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Abstract
A motorcycle 10 in which the clutch on-off operation and the gear-shift operation of the transmission are automated that can be driven when the actuator fails without complication of the structure and upsizing of the power unit 28. A crankcase 35 of a power unit 28 accommodates a transmission including a plurality of gears, a gear-shift clutch that is engaged or disengaged at gear-shift operation, and a shift shaft that engages or disengages the clutch and provides gear change of the transmission. Part of the shift shaft projects from the crankcase 35. A projecting portion 70a of the shift shaft and an output shaft 81 of an actuator 35 are connected together on the outside of the crankcase with a connecting device 61. The connecting device 61 is detachably connected to the projecting portion 70a of the shift shaft or the output shaft 81 of the actuator 75.
Description
Technical field
The present invention relates to a kind of Straddle-type vehicle that is equipped with automatic transmission with hydraulic torque converter.
Background technology
Known Straddle-type vehicle comprises the Straddle-type vehicle that is equipped with change-speed box, and wherein change-speed box has a plurality of gears and engagement or the power-transfer clutch that unclamps when gear shift.Such Straddle-type vehicle also comprises the vehicle with clutch actuator and gear shifting actuator, wherein clutch actuator is used for engagement or loosen the clutch, and the gear-change operation of gear shifting actuator excitation change-speed box, make power-transfer clutch engagement and unclamp and gear shift can automatically perform (referring to Patent Document 1).
Straddle-type vehicle is so constructed, and makes clutch actuator and gear shifting actuator be controlled as mutually synchronization mutually.Therefore, carry out the gear-change operation of operation of power-transfer clutch on-off and change-speed box on suitable opportunity.Thereby one of them actuator of Straddle-type vehicle that is equipped with clutch actuator and gear shifting actuator is if fault, and then the operation of power-transfer clutch on-off just can not lose efficacy gear shift with the gear-change operation of change-speed box synchronously.Therefore, under the situation that actuator breaks down, Straddle-type vehicle can not be driven.Yet, even under actuator situation in bad order,, the rider locates if can being driven to repair shop etc., also can find more convenient.
On the other hand, known another kind of Straddle-type vehicle adopts shared clutch actuator and gear shifting actuator; That is, the operation of the power-transfer clutch on-off of Straddle-type vehicle is carried out with an actuator with the gear-change operation of change-speed box.In such Straddle-type vehicle, the operation of power-transfer clutch on-off only can realize by rotating shift shaft with the gear-change operation of change-speed box synchronously.Therefore, suppose to force shift shaft to rotate,, also can carry out gear shift even actuator breaks down by some device.Therefore, such Straddle-type vehicle also can be driven (for example, first grade or second grade) at desired shift pattern.
Patent documentation 2 discloses a kind of motor bike, wherein can select to change with the motor of motor driven shift shaft the manual change pattern of pattern and manual drives shift shaft.In such motor bike, by switching to manual change pattern, shift shaft can be by hand rotation forcibly, even therefore it also can be driven when motor breaks down.
Patent documentation 1:JP-A-2003-320861
Patent documentation 2:JP-A-2001-124203
Summary of the invention
The problem to be solved in the present invention
As mentioned above, disclosed Straddle-type vehicle in patent documentation 1 if actuator breaks down, then can not be driven.On the other hand, disclosed motor bike needs another kind of mechanism with switch mode in the patent documentation 2, thus the complex structure of power unit, and power unit is very big.
The present invention has considered these situations, and the gear-change operation that the objective of the invention is to drive the operation of power-transfer clutch on-off wherein and change-speed box is automatic Straddle-type vehicle, and avoids the structure complicated and the maximization of power unit.
The means of dealing with problems
Straddle-type vehicle according to the present invention comprises: power unit, it comprises change-speed box with a plurality of gears, engagement or the power-transfer clutch that unclamps, the shift shaft and the casing that mesh or unclamp described power-transfer clutch and the gear shift of described change-speed box is provided by rotation when the gear-change operation of described change-speed box, described casing covers described change-speed box and described power-transfer clutch, and cover described shift shaft in this manner, promptly the part of described shift shaft is outwards outstanding to form outshot; Actuator, it comprises output shaft; And connecting device, it links together the described outshot and the described output shaft of described shift shaft in described casing outside; Wherein said connecting device is detachably connected to the described outshot of described shift shaft and at least one in the described output shaft.
Straddle-type vehicle can be allowed to by rotating shift shaft engagement or loosen the clutch and the gear shift of change-speed box is provided.The connecting device that connects shift shaft and actuator can be dismantled from the outshot of shift shaft or the output shaft of actuator.Thereby even actuator breaks down, this Straddle-type vehicle also can driven with desired gear by rotating shift shaft from the outshot of shift shaft or under the situation of output shaft dismounting connecting device.Because connecting device can be disassembled on the outside of power unit, so can easily be removed being connected between actuator and the shift shaft.Because connecting device is arranged in the outside of power unit, so the inner structure of power unit just can not be complicated.And, prevented the maximization of power unit.
Advantage of the present invention
The present invention can drive Straddle-type vehicle under the out of order situation of actuator, and can not make the structure complicated and the maximization of power unit.
Description of drawings
Fig. 1 is the left view according to the motor bike of an embodiment.
Fig. 2 is the part sectional view of power unit.
Fig. 3 is the cutaway view of power unit.
Fig. 4 is the exploded perspective view of the part of change-speed box.
Fig. 5 is the partial left side view of motor bike.
Fig. 6 is the schematic internal view of actuator.
Fig. 7 (a) is the lateral plan of dwang; Fig. 7 (b) is the scheme drawing along the dwang of arrow VIIb direction indication observation among Fig. 7 (a).
Fig. 8 (a) is the lateral plan of swivel arm; Fig. 8 (b) is the scheme drawing along the swivel arm of arrow VIIIb direction indication observation among Fig. 8 (a).
Fig. 9 is the lateral plan of bar.
Figure 10 is the partial top view of motor bike.
Figure 11 is the block diagram of switch enclosure.
Figure 12 is the partial side view of the motor bike of second embodiment.
Figure 13 is the front view according to the bar of second embodiment.
Figure 14 (a) is the front view of bar member; Figure 14 (b) is the lateral plan of bar member.
Nomenclature
10: motor bike (Straddle-type vehicle)
28: power unit
30: bent axle
35: crankcase (casing)
36: centrifugal clutch
38: change-speed box
61: connecting device
63: bar (transom)
70: shift shaft
70a: the outshot of shift shaft
71: rotating lever (transom)
72: swivel arm (transom)
75: actuator
81: output shaft
The specific embodiment
Describe embodiments of the invention with reference to the accompanying drawings in detail.
First embodiment
With reference to Fig. 1, Straddle-type vehicle according to the present invention is a motor bike 10.Motor bike 10 comprises the body shell 11 that constitutes framework and rider's vehicle seat 16.Motor bike 10 is so-called motor-driven foot-operated.Here " motor-driven foot-operated " refers to only is vehicle type at vpg connection, and does not limit the size of maximum speed, piston stroke and vehicle.Straddle-type vehicle according to the present invention is not limited to motor-driven foot-operated, and can be the motor bike that has the other types of fuel tank before vehicle seat, or as the Straddle-type vehicle of motor-tricycle or overland vehicle other types such as (ATV).
In the following description, front, rear, left and right refer to the direction of the rider's observation that is sitting on the vehicle seat 16.Body shell 11 comprises: steering head pipe 12; From the downward main car frame 13 that extends of steering head pipe 12 tilted rearward; From the upwardly extending a pair of left and right vehicle seat beam 14 of main car frame 13 middle part tilted rearward; And from main car frame 13 to the back upper place diagonally extending and be positioned at a pair of left and right backstay 15 at vehicle seat beam 14 rears.Backstay 15 is connected between the middle part of the rear end of main car frame 13 and vehicle seat beam 14.Steering head pipe 12 places therebetween state lower support front-wheel 19 at front fork 18.
The top of body shell 11 and left and right side are mainly covered by primary seal lid 21a and side seal lid 21b.Primary seal lid 21a here and side seal lid 21b are called vehicle body capping 21.
Be provided with a pair of outstanding left and right first engine bed 22 downwards at main car frame 13 middle parts.Be provided with a pair of left and right second engine bed and a pair of left and right back arm support (both are all not shown) in main car frame 13 rear end.Here the support at main car frame 13 places etc. has constituted the part of body shell 11.
Back arm support is outstanding downwards from the rear end of main car frame 13.Back arm support has pivot 86.Pivot 86 supports the front end of postbrachium 25 pivotly.Trailing wheel 26 is supported in the rear end of postbrachium 25.The latter half of postbrachium 25 is provided with pad units 27 between the two by body shell 11 suspensions.
Motor bike 10 comprises top and the front fender apron 31 at rear and the rear mudguard 32 of covering trailing wheel 26 oblique upper rear portions that covers front-wheel 19.Except vehicle body capping 21, motor bike 10 also comprises front truck cover 33 and left and right leg guard 34.
The power unit 28 of body shell 11 support drive trailing wheels 26.Power unit 28 comprises crankcase 35 and from crankcase 35 forward or the upwardly extending cylinder 43 that turns forward.
Toe board 85 is arranged in the left and right side of power unit 28.Left and right toe board 85 is supported by crankcase 35, and is provided with pipe link 87 and the adapter plate 88 that is fixed in pipe link 87 therebetween.
Next the structure of power unit 28 is described with reference to Fig. 2 and 3.Power unit 28 comprises driving engine 29 with bent axle 30, centrifugal clutch 36, engagement or the gear shift sleeve 37 and the change-speed box 38 that unclamp when gear-change operation.The type of driving engine 29 is unrestricted, but the driving engine 29 of present embodiment is a four-cycle, single-cylinder engine.
As shown in Figure 3, centrifugal clutch 36 is mounted to the right-hand member of bent axle 30.Centrifugal clutch 36 has clutch boss and the clutch outer member (all not shown) that is fixed to bent axle 30.Centrifugal clutch 36 unclamps when idling and the time engagement of travelling.In other words, when the rotating speed (engine RPM) of bent axle 30 when being lower than specified speed centrifugal clutch 36 unclamp and centrifugal clutch 36 engagements when the rotating speed of bent axle 30 is higher than predetermined speed.
Gear shift sleeve 37 is a Wet-type multi-disc formula power-transfer clutch, and it has clutch boss 37a and clutch outer member 37b.Type at this gear shift sleeve 37 is not subjected to concrete restriction.Centrifugal clutch 36 has gear 41, and the clutch outer member 37b of gear shift sleeve 37 has gear 42.Gear 41 is meshing with each other with gear 42.Therefore, the clutch outer member 37b of gear shift sleeve 37 and centrifugal clutch 36 (clutch outer member of centrifugal clutch 36 definitely) rotate together.
Clutch boss 37a is installed to main shaft 44, makes it rotate with main shaft 44.Clutch outer member 37b is pivotally mounted to main shaft 44.Clutch boss 37a has a plurality of friction lining 39a, and clutch outer member 37b has a plurality of clutch segment 39b.Each friction lining 39a is arranged between the adjoining clutches sheet 39b.
Pressing plate 39c is arranged at the right side of clutch boss 37a.Pressing plate 37c along axis slidably and is promoted left by compression spring 60.That is, pressing plate 37c makes friction lining 39a and clutch segment 39b carry out being pushed on the direction that mutual pressure contacts.When moving right when the thrust of pressing plate 37c opposing compression spring 60, friction lining 39a and clutch segment 39b separate, and make gear shift sleeve 37 unclamp.
As shown in Figure 2, the outer perimeter at main shaft 44 has a plurality of variable gears 46.Be equipped with a plurality of variable gears 47 on the axle drive shaft 45 that is arranged in parallel with main shaft 44.Variable gear 46 on the main shaft 44 suitably meshes with the variable gear 47 on the axle drive shaft 45.
Except selected gear, variable gear 46 all is installed to main shaft 44 or axle drive shaft 45 with idling conditions with one of variable gear 47 or the two.Therefore, the propulsive effort from main shaft 44 is delivered to axle drive shaft 45 by the pair of selected variable gear.
The selected of variable gear carried out via shifting cam 113 (with reference to figure 4).As shown in Figure 4, change-speed box 38 comprises and is used to make axis the range fork 111a that slide and the sliding bar 112a that slidably support range fork 111a of variable gear 46 along main shaft 44.Change-speed box 38 also comprises and is used to make axis the range fork 111b that slide and the sliding bar 112b that slidably support range fork 111b of variable gear 47 along axle drive shaft 45.The periphery of shifting cam 113 has cam path 113a.Range fork 111a, 111b slide along cam path 113a.
By the rotation of shift shaft 70, drive shifting cam 113 via ratch mechanism 115 and rotate.Ratch mechanism 115 (angle) at regular intervals rotates shifting cam 113, with by mobile range fork 111a, 111b regularly, and has the reciprocal ratchet function that is used for changing step by step gear.The rotation that the gear shift arm 116 of ratch mechanism 115 transmits shift shaft 70, and the stroke of control shift shaft 70 are to prevent the excess of stroke of shifting cam 113.The stop tab 117 of ratch mechanism 115 is fixed to preposition with shifting cam 113.
As shown in Figure 3, hollow main shaft 44 is supported rotationally by bearing 540.In main shaft 44, first push rod 527, ball 528 and second push rod 529 can insert with moving axially and since said elements move pressing plate 37c shifted laterally.
Second push rod 529 has axle collar 529b.Bearing 533 is arranged between axle collar 529b and the pressing plate 37c.This makes second push rod 529 not rotate and pressing plate 37c rotation.
The nut 536a at the first end place of bar 536 is screwed on the external screw thread 535a of shift shaft 70.The second end 536b of bar 536 contacts with the path part 527b of first push rod 527.Bar 536 is connected to pivot shaft 537 at center support point 536c place, and rotates around strong point 536c.
When shift shaft 70 rotated, the nut 536a of the external screw thread 535a that is screwed to shift shaft 70 on the bar 536 was moved to the left.Along with moving of nut 536a, bar 536 rotates, and makes the second end 536b of bar 536 that first push rod 527 is promoted to the right, and therefore first push rod 527 slides to the right.Second push rod 529 is promoted to the right through ball 528 by first push rod 527, to slide to the right.
When second push rod 529 slided, the thrust of pressing plate 37c opposing compression spring 60 moved right.Thereby friction lining 39a contacts with pressure between the clutch segment 39b and is disengaged, to unclamp gear shift sleeve 37.
Thereby shift shaft 70 connects together with second push rod 529 by bar 536, first push rod 527, ball 528 with pressing plate 37c, makes pressing plate 37c move along with the rotation of shift shaft 70.In other words, when shift shaft 70 begins to rotate and the rotational angle of shift shaft 70 arrives predetermined angular (power-transfer clutch begins to unclamp angle), pressing plate 37c moves right to unclamp gear shift sleeve 37.When shift shaft 70 further turns to predetermined angular (gear shift begins angle), shifting cam 113 rotates, with the beginning gear-change operation.
Bent axle 30 is equipped with the magnetic flywheel dynamo 50 as the rotor that rotates with bent axle 30 at the left end place.Magnetic flywheel dynamo 50 has constituted the rotor of electrical generator 51.Rotor is not limited to magnetic flywheel dynamo, also can be other rotors, for example flywheel.
As shown in Figure 2, crankcase 35 comprises first casing 52 and second casing 53.Though not shown, first casing 52 is made up of a plurality of box components, and mainly cover a part, centrifugal clutch 36, gear shift sleeve 37, the main shaft 44 of bent axle 30, a part and the shifting cam 113 of axle drive shaft 45.Second casing 53 covers magnetic flywheel dynamo 50.Second casing 53 is positioned at the place ahead of first casing 52 on the fore-and-aft direction of vehicle.Second casing 53 on the Width of vehicle to the outside of first casing 52 outstanding (in Fig. 2 left).Though first casing 52 and second casing 53 of present embodiment are separated from each other, they also can become one.
As shown in Figure 3, the outside of the outstanding crankcase 35 of the part of shift shaft 70 is to form outshot 70a.As shown in Figure 2, the part of axle drive shaft 45 is also given prominence to the outer wall of crankcase 35.Sprocket wheel 54 is fixed to the outshot 45a of axle drive shaft 45.Chain 55 as power transfer member twines around the sprocket wheel (not shown) of sprocket wheel 54 and trailing wheel 26.Be used for the power transfer member that propulsive effort with axle drive shaft 45 is delivered to trailing wheel 26 and be not limited to chain 55, and can be other power transfer members, as belt conveyor or axle drive shaft.
As shown in Figure 5, chain capping 56 is arranged in a side (on the front side of Fig. 5) of chain 55.Chain capping 56 covers the upper and lower part of chain with outside on Width.The cylinder 43 (with reference to Fig. 1) of power unit 28 is not shown in Fig. 5.
As shown in Figure 5, motor bike 10 has the actuator 75 that is used to rotate shift shaft 70.Actuator 75 is connected to shift shaft 70 by connecting device 61.The structure of actuator 75 will be described below.
As shown in Figure 6, actuator 75 comprise the motor of forming by motor body 77a and motor drive shaft 77b 77, the worm screw 79 that is fixed to motor drive shaft 77b, with worm screw 79 ingear worm gears 80 and as the output shaft 81 of worm gear 80 turning cylinders.Actuator 75 also comprises the casing 76 that is used to hold motor 77, worm screw 79 and worm gear 80.Casing 76 is along the thin thin casing (with reference to Figure 10) of the axis direction of output shaft 81.Casing 76 by can the separated first casing 76a and second casing 76 form.The outside of the second casing 76b adjacent vehicle width, it has the hole of passing for output shaft 81, and output shaft 81 is projected into the outside of casing 76 by this hole.
As shown in Figure 6, the first casing 76a and the second casing 76b have a plurality of bolts hole 73,74 around its circumference.The first casing 76a and second casing 76 are combined by the bolt (not shown) that passes bolt hole 73,74.As shown in Figure 5, main car frame 13 has support 24 with vehicle seat beam 14.The first casing 76a and the second casing 76b are installed on the support 24 by the bolt that passes bolt hole 74 (not shown).Actuator 75 is arranged among the regional A1 that is defined by main car frame 13, vehicle seat beam 14 and backstay 15.
As illustrated in Figures 5 and 6, motor 77 extends on the direction perpendicular to vehicle width.Here " vertically " not only comprise proper " vertically ", also comprise " vertical substantially ".In other words, in the present embodiment, the axis 77c of motor 77 is vertical substantially with the Width of vehicle.Axis 77c also is the axis of worm screw 79.Output shaft 81 extends on the direction perpendicular to axis 77c.Thereby output shaft 81 extends along vehicle-width direction basically.
The gear of being made up of worm screw 79 and worm gear 80 has the big retarding ratio.In the present embodiment, the reduction ratio of gear is set to 100 or higher.
The connecting device 61 that connects actuator 75 and shift shaft 70 will be described below.
As shown in Figure 5, connecting device 61 is connected the output shaft 81 of actuator 75 in the outside of the crankcase 35 of power unit 28 with the outshot 70a of shift shaft 70.Observe from the side, the outshot 70a of shift shaft 70 is arranged in the oblique rear down of magnetic flywheel dynamo 50.The swivel arm 72 of the outshot 70a that connecting device 61 comprises the rotating lever 71 that is connected to output shaft 81, be connected to shift shaft 70 and the bar 63 that connects rotating lever 71 and swivel arm 72.Bar 63 is connected to rotating lever 71 and swivel arm 72 in the mode that tilts at vehicle-width direction.
At present embodiment, bar 63 and rotating lever 71 and bar 63 and swivel arm 72 every pair all link together by connecting device, connecting device is connected to rotating lever 71 and swivel arm 72 in the mode that tilts at vehicle-width direction with bar 63.With reference to Fig. 7 and 8, present embodiment utilizes ball-joint 64 as connecting device.Thereby an end of bar 63 is connected to rotating lever 71 by ball-joint 64, and the other end is connected to swivel arm 72 by ball-joint 64.
Ball-joint 64 comprise the top of bar 63 be inserted into wherein cylindrical portions may 64a and with the ball 64b of 360 degree rotating manner support cylinder part 64a.Nut 69 is assemblied in the bar 63 of the top of cylindrical portions may 64a with fastening insertion.Bar 63 is detachably connected to ball-joint 64.
With reference to Fig. 7, the first pontes 71b that is roughly C shape in lateral plan is arranged on the base portion of rotating lever 71 (right side of Fig. 7 (a)).The output shaft 81 of actuator 75 is fixed to the center that wherein fixed orifice 71a is arranged on the first pontes 71b.The bolt hole 71c that is used for bolt 66 is arranged on the right side of the fixed orifice 71a of the first pontes 71b.Bolt 66 interfixes the first pontes 71b and output shaft 81.Thereby rotating lever 71 removably is connected by bolt 66 with output shaft 81.
With reference to Fig. 8, roughly the second connecting bridge 72b of C shape is arranged on the base portion (left side of Fig. 8 (a)) of swivel arm 72 in lateral plan.The fixed orifice 72a that the outshot 70a of shift shaft 70 is fitted into them is arranged on the middle part of the second connecting bridge 72b.The bolt hole 72c that is used for bolt 66 is arranged on the below of the fixed orifice 72a of the second connecting bridge 72b.Bolt 66 interfixes the outshot 70a of the second connecting bridge 72b and shift shaft 70.Thereby swivel arm 72 removably is connected by bolt 66 with the outshot 70a of shift shaft 70.
As shown in Figure 7, rotating lever 71 adopts substantially the form of the plate that extends along fore-and-aft direction.Swivel arm 72 also adopts substantially the form of the plate that extends along fore-and-aft direction.Yet swivel arm 72 is not to extend point-blank in one direction, but bends inwards along vehicle-width direction to the top from base portion.Rotating lever 71 is unrestricted fully with the structure of swivel arm 72.
As shown in Figure 9, the bar 63 of the present embodiment formula that forms as one.As shown in Figure 5, observe from the side, bar 63 is provided with (" vertically " not only comprise " vertically " on the strict literal meaning, also comprise " vertical substantially ") herein vertically.Observe from the side, bar 63 extends vertically at the rear of magnetic flywheel dynamo 50.In other words, bar 63 passes the rear portion of the sidepiece and second casing 53 of first casing 52.In lateral plan, bar 63 is stacked with the sprocket wheel 54 that is connected to axle drive shaft 45, and stacked with chain 55.
As shown in figure 10, bar 63 tilts at vehicle-width direction.Particularly, rotating lever 71 is arranged in the inboard of swivel arm 72 on vehicle-width direction, and bar 63 tilts for making the upper end be arranged in the inboard of lower end on vehicle-width direction.Bar 63 is arranged in the inboard, outer end of second casing 53 on vehicle-width direction.
As shown in Figure 5, between bar 63 and chain 55, be provided with in capping 82.Interior capping 82 is vertically long bent plates, and it separates bar 63 and chain 55.The inside face of interior capping 82 approaches chain 55.The position and the method for capping 82 are unrestricted fully in fixing.For example, interior capping 82 can be fixed on crankcase 35 or the support (not shown) by bolt (not shown) etc.
With reference to Fig. 1 and Figure 10, the major part of bar 63 is covered by outer seal 83.In the present embodiment, outer seal 83 also covers the major part of swivel arm 72.Outer seal 83 covers the side of chain 55 with chain capping 56.With reference to Figure 10, outer seal 83 has the recess 83a that vertically passes for bar 63 at the place, top.
Fixedly the position of outer seal 83 and method are unrestricted fully.For example, outer seal 83 can utilize bolt 84 to be fixed to crankcase 35, support (not shown) or chain capping 56 (with reference to Fig. 1).Under the situation that side seal lid 21b and actuator 75 are fixed, outer seal 83 can be removed.Thereby present embodiment is constructed to make and can moves down except that outer seal 83 in the situation that does not remove side seal lid 21b and actuator 75.Outer seal 83 formula that can form as one also can be the combination of a plurality of cover members.
With reference to Fig. 1, actuator 75 is covered by side seal lid 21b with rotating lever 71 (both are all not shown among Fig. 1).Outer seal 83 covers almost whole connecting device 61 with side seal lid 21b.
With reference to Figure 11, bogie car is having switch enclosure 94 on left handle, and switch enclosure 94 has varying speed switch 95.Varying speed switch 95 is by upshift switches 95a and downshift switch 95b, be used for when suitable first to the most at a high speed between (for example, the 6th speed) gear to change-speed box 38 carry out gear shift.When promoting upshift switches 95a or downshift switch 95b, actuator 75 activated, to rotate shift shaft 70 by connecting device 61.Gear shift sleeve 37 is walked around and is unclamped with shift shaft 70, thereby changes the gear 46 of change-speed box 38 and 47 combination (combination of engaging gear) for gear-change operation.
Even actuator 75 breaks down, motor bike 10 still can be driven with desired gear.An example of the method for handling actuator 75 faults will be described below.
When actuator 75 broke down, outer seal 83 at first was removed.Under these circumstances, just do not need to remove actuator 75.
Then, the connection that is formed by connecting device 61 is disengaged.For example, bolt 66 (with reference to Fig. 7) can be removed, so that rotating lever 71 is dismantled from the output shaft 81 of actuator 75.Bolt 66 (with reference to Fig. 8) can be removed, so that the outshot 70a of swivel arm 72 from shift shaft 70 dismantled.Selectively, also can become flexible the nut 69 of ball-joint 64, so that bar 63 is removed from rotating lever 71 or swivel arm 72.Because do not remove the needs of side seal lid 21b, so remove bar 63 or remove swivel arm 72 very convenient from the outshot 70a of shift shaft 70 from swivel arm 72.
Shift shaft 70 is forcibly rotated the expectation position.Can rotate shift shaft 70 by utilizing instrument to rotate outshot 70a.When swivel arm 72 was positioned at the state that is installed on the outshot 70a, shift shaft 70 can be by rotating with hand or pin operation swivel arm 72.As a result, change-speed box 38 can be set to the gear (for example, first speed or second speed) of expectation, allows vehicle to drive with this gear.Aforesaid operation can be realized by the rider.
Pre-prepd pin gear shift pedal can be installed to the outshot 70a of shift shaft 70 after removing swivel arm 72.In this case, gear-change operation can manually realize, thereby can normal driving.Depressing gear shift pedal can make gear shift sleeve 37 unclamp.
In the present embodiment, connecting device 61 can be easily removes from the outshot 70a of shift shaft 70.Connecting device 61 can be easily removes from the output shaft 81 of actuator 75.In addition, bar 63 can easily remove from rotating lever 71 or swivel arm 72.This helps removing being connected between the actuator 75 in power unit 28 outsides and shift shaft 70.
Thereby in the present embodiment, even actuator 75 breaks down, after being connected between actuator 75 and shift shaft 70 was disengaged, motor bike 10 can be driven with desired gear by rotating shift shaft 70.
According to present embodiment,, therefore do not have the complicated possibility of inner structure that makes power unit 28 owing to the existence of connecting device 61 because connecting device 61 is arranged in the outside of power unit 28.This has also prevented the maximization of power unit 28.This permission vehicle when actuator 75 breaks down can be driven, and the structure of power unit 28 can complicated and maximization.
In the present embodiment, because connecting device 61 is located at the outside, therefore can use general-duty power unit 28.For example, after the pin gear shift pedal of power unit (general-duty power unit) removes from it, only can realize present embodiment with connecting device 61 by layout actuator 75.
Particularly, in the present embodiment, being connected between actuator 75 and the shift shaft 70 can be removed under actuator 75 is fixed to the situation of body shell 11.In other words, do not remove under the situation of actuator 75, can remove being connected between actuator 75 and the shift shaft 70.This is convenient to or has quickened between actuator 75 and the shift shaft 70 bonded assembly and removed.Though in the present embodiment, actuator 75 is fixed to body shell 11, and actuator 75 also can be fixed to power unit 28.
In the present embodiment, connecting device 61 links together by the bolt 66 of readily removable dismounting respectively with the outshot 70a of shift shaft 70 and the output shaft 81 of connecting device 61 and actuator 75.Thereby the rider can easily utilize all-purpose tool (being kept at the instrument in the motor bike, as spanner or bottle opener) to dismantle them.Easily detachable anchor fitting must not be a bolt 66, also can other device, and as screw.
The layout of present embodiment is convenient to by the nut 69 that unclamps ball-joint 64 (with reference to Fig. 7 and Fig. 8) bar 63 be dismantled from swivel arm 72 from rotating lever 71 dismountings with bar 63.This helps utilizing all-purpose tool to remove the connection of connecting device 61.
Actuator 75 comprises the gear that is made of worm screw 79 and worm gear 80.The big retarding of gear be than can being reduced to the necessary space of the reduction ratio that appointment is provided, thereby reduced the size of actuator 75.Gear is delivered to output shaft 81 with the propulsive effort of motor 77, but any propulsive effort is not delivered to motor 77 from output shaft 81.That is, gear is not reversible Poewr transmission mechanism.Thereby, can be reduced or prevent the reverse of the motor of actuator 75.
In the present embodiment, the axis 77c of the motor 77 of actuator 75 extends on the direction perpendicular to vehicle width.Here " vertically " not only comprise " vertically " on the strict literal meaning, and comprise " vertical substantially ".Therefore, the present invention also comprises such embodiment, and wherein the axis 77c of motor 77 extends being basically perpendicular on the direction of vehicle width with the same in the present embodiment.Because the axis 77c of motor 77 extends on the direction perpendicular to vehicle width, so output shaft 81 extends along vehicle-width direction.Thereby connecting device 61 moves in perpendicular to the plane of vehicle-width direction the plane of the front-rear direction of vehicle (for example, along).Therefore, connecting device 61 is not outstanding along vehicle-width direction when mobile, thereby further reduces the width of motor bike 10.
In the present embodiment, bar 63 extends vertically, make that the length of bar 63 on front-rear direction is shorter, and the necessary length of bar 63 can reduce.
Though actuator 75 can be arranged on the power unit 28, the actuator 75 and the power unit 28 of present embodiment are separated.Therefore, actuator 75 has high Installation Flexibility.In addition because actuator 75 does not directly suffer heat and vibrations from power unit 28, so the reliability of actuator 75 and life-span improve.
According to present embodiment, to observe from the side, actuator 75 is arranged among the regional A1 that is defined by main car frame 13, vehicle seat beam 14 and backstay 15.Therefore, regional A1 can be used as the installing space of actuator 75 effectively.
According to present embodiment and since bar 63 on vehicle-width direction the outside cover by outer seal 83, so can guard bar 63.In addition, because outer seal 83 has also covered the rotating lever 71 and swivel arm 72 of part, rotating lever 71 is protected equally with swivel arm 72.Because rotating lever 71 is covered by side seal lid 21b with actuator 75, so actuator 75 grades also are protected.
In the present embodiment, bar 63 is separated by interior capping 82 with chain 55.This has eliminated the rider touches chain 55 when removing connecting device 61 possibility, therefore helps the work that removes and minimizing or has prevented pollution by chain 55 pairs of bars 63.In addition, do not need to worry the interference between bar 63 and the chain 55, so bar 63 can be more near chain 55.This allows bar 63 can more inside layout, thereby has reduced the width of motor bike.
Connecting device 61 is arranged on main car frame 13 laterally at vehicle-width direction.Because connecting device 61 is arranged on the outside, so can easily remove connecting device 61.
Connecting device 61 comprises the first pontes 71b and the second connecting bridge 72b that is connected to the outshot 70a of shift shaft 70 of the output shaft 81 that is connected to actuator 75.On vehicle-width direction, the first pontes 71b is arranged in the second connecting bridge 72b to the inside.Therefore, this allows actuator 75 to be provided with more inwardly, thereby has reduced the width of motor bike 10.According to present embodiment, owing to the connection of connecting device 61 can be disengaged under the situation that does not remove actuator 75, even actuator 75 is arranged under the inboard situation, connecting device 61 also can easily remove.
According to present embodiment, bar 63 is connected to rotating lever 71 and swivel arm 72 in the mode that tilts at vehicle-width direction, makes bar 63 tilt at vehicle-width direction.This allows actuator 75 to utilize linearly extended bar 63 to be arranged on the inboard.That is, actuator 75 can be arranged on the inboard with simple structure.
Second embodiment
With reference to Figure 12 and Figure 13, second embodiment is the modification of first embodiment, has wherein revised the bar 63 of connecting device 61.
In a second embodiment, bar 63 is made up of a plurality of bar members that removably are connected together.Bar 63 is made up of the first bar member 91 and the second bar member 92 herein.
With reference to Figure 14 (a) and Figure 14 (b), the second bar member 92 has the anchor clamps 92a that takes the shape of the letter U substantially that opening makes progress at the place, top.Anchor clamps 92a have two upper and lower circular hole 92b with corresponding to two upper and lower nut 92c of circular hole 92b.The first bar member 91 has insertion portion 91a at the place, bottom, to be inserted among the anchor clamps 92a.Insertion portion 91a has two vertical slotted hole 91b.
As shown in figure 13, the first bar member 91 and the second bar member 92 are fastening by the bolt 93 that passes circular hole 92b, slotted hole 91b and nut 92c.Because insertion portion 91a has slotted hole 91b, so bolt 93 can slide in slotted hole 91b vertically.This allows the first bar member 91 and the second bar member 92 to move to axial, thereby allows the adjustment of bar 63 length.
The first bar member 91 and 92 following connections of the second bar member: the insertion portion 91a of the first bar member 91 at first is inserted among the anchor clamps 92a of the second bar member 92; Then bolt 93 be inserted among the nut 92c of the slotted hole 91b of circular hole 92b, insertion portion 91a of anchor clamps 92a and anchor clamps 92a with provisionally fastening they; The first bar member 91 and the second bar member 92 move to axial, and make the whole length of bar 63 reach the length of expectation.In brief, the length of bar 63 is to adjust.After bar 63 reaches the length of expectation, bolt 93 is screwed into nut 92c, to fix them.
Because other structures are identical with those structures among first embodiment, omitted description of them herein.
Present embodiment can provide the advantage identical with first embodiment.
According to present embodiment, bar 63 is made of the bar member 91 and 92 that can be separated from each other.Bar member 91 is connected by bolt 93 with 92.Thereby the rider can only utilize all-purpose tool can unclamp bolt 93, with removal rod member 91 and 92, so be convenient to remove the connection of connecting device 61.
Other embodiment
The present invention is not limited to the above embodiments, also can implement in a variety of forms.
In the above-described embodiments, shift shaft 70 is made of an axle.Yet shift shaft 70 also can be made of the two or more axles that rotate with engagement or loosen the clutch and change Transmission gear.For example, shift shaft 70 can branch into two first and second by the gear in the crankcase 35 etc., primary shaft engagement or loosen the clutch, and second is synchronous with primary shaft, changes the gear of change-speed box.
Industrial applicability
As described above, the present invention is very useful for Straddle-type vehicle.
Claims (19)
1. Straddle-type vehicle comprises:
Power unit, it comprises change-speed box with a plurality of gears, engagement or the power-transfer clutch that unclamps, the shift shaft and the casing that mesh or unclamp described power-transfer clutch and the gear shift of described change-speed box is provided by rotation when the gear-change operation of described change-speed box, described casing covers described change-speed box and described power-transfer clutch, and cover described shift shaft in this manner, promptly the part of described shift shaft is outwards outstanding to form outshot;
Actuator, it comprises output shaft; And
Connecting device, it links together the described outshot and the described output shaft of described shift shaft in described casing outside; Wherein
Described connecting device is detachably connected to the described outshot of described shift shaft and at least one in the described output shaft.
2. Straddle-type vehicle according to claim 1, wherein:
Described power unit is installed to vehicle body;
Described actuator is fixed to described vehicle body or described power unit; And
Be at described actuator under the situation of stationary state, described connecting device can be dismantled from the described outshot or the described output shaft of described shift shaft.
3. Straddle-type vehicle according to claim 1 also comprises securing device, and described securing device is used for the described outshot of described connecting device and described shift shaft or described output shaft fastening.
4. Straddle-type vehicle comprises:
Power unit, it comprises change-speed box with a plurality of gears, engagement or the power-transfer clutch that unclamps, the shift shaft and the casing that mesh or unclamp described power-transfer clutch and the gear shift of described change-speed box is provided by rotation when the gear-change operation of described change-speed box, described casing covers described change-speed box and described power-transfer clutch, and cover described shift shaft in this manner, promptly the part of described shift shaft is outwards outstanding to form outshot;
Actuator, it comprises output shaft; And
Connecting device, described outshot and described output shaft in described casing outside with described shift shaft link together; Wherein
Described connecting device comprises a plurality of detouchable transoms.
5. Straddle-type vehicle according to claim 4, wherein:
Described power unit is installed to vehicle body;
Described actuator is fixed to described vehicle body or described power unit; And
Be at described actuator under the situation of stationary state, described transom can be dismantled mutually.
6. Straddle-type vehicle according to claim 4 also comprises securing device, and described securing device is used for described transom is tightened together.
7. Straddle-type vehicle according to claim 4, wherein:
The swivel arm of the described outshot that described connecting device comprises the rotating lever that is connected to described output shaft, be connected to described shift shaft and the bar that is connected to described rotating lever and described swivel arm; Wherein
Described bar comprises the bar member of a plurality of described transoms of conduct that can dismantle mutually.
8. according to claim 1 or 4 described Straddle-type vehicles, wherein said actuator comprise main drive and be inserted in described main drive with described output shaft between Poewr transmission mechanism, described Poewr transmission mechanism from described main driving to described output shaft transmission of drive force and not from described output shaft to described main drive transmitting propulsive effort.
9. according to claim 1 or 4 described Straddle-type vehicles, wherein said actuator comprise motor, by the worm screw of described motor driven and with described worm mesh to rotate the worm gear of described output shaft.
10. Straddle-type vehicle according to claim 9, wherein said motor extends in the direction perpendicular to the width of described vehicle.
The swivel arm of the described outshot that 11. according to claim 1 or 4 described Straddle-type vehicles, wherein said connecting device comprises the rotating lever that is connected to described output shaft, be connected to described shift shaft and be connected to described rotating lever and described swivel arm and the bar that vertically extends.
12. according to claim 1 or 4 described Straddle-type vehicles, wherein said actuator separates with described power unit.
13. Straddle-type vehicle according to claim 12, the vehicle seat beam that also comprises the main car frame that extends obliquely to the back lower place, extends obliquely to the back upper place from described main car frame and extend and be positioned at the backstay at described vehicle seat beam rear obliquely to the back upper place from described main car frame, wherein:
In lateral plan, at least a portion of described actuator is arranged in the zone of being defined by described main car frame, described vehicle seat beam and described backstay.
14. according to claim 1 or 4 described Straddle-type vehicles, also comprise the detouchable capping, described capping covers the outside along the Width of described vehicle of at least a portion of described connecting device.
15. according to claim 1 or 4 described Straddle-type vehicles, wherein:
Described power unit comprises axle drive shaft; And
Described Straddle-type vehicle comprises:
Trailing wheel;
Power transfer member, it is connected to each other described axle drive shaft and described trailing wheel; And
Capping, described connecting device and described power transfer member is spaced-apart.
16. according to claim 1 or 4 described Straddle-type vehicles, also comprise the main car frame that extend obliquely at downward rear, wherein:
Described connecting device is arranged in the outside of described main car frame on the Width of described vehicle.
17. according to claim 1 or 4 described Straddle-type vehicles, wherein:
Second connecting bridge that described connecting device comprises the first pontes of the described output shaft that is connected to described actuator and is connected to the described outshot of described shift shaft; Wherein
Described the first pontes is positioned at the inboard of described second connecting bridge on the Width of described vehicle.
18. according to claim 1 or 4 described Straddle-type vehicles, wherein:
Described connecting device comprises:
Rotating lever, it is connected to described output shaft;
Swivel arm, it is arranged in the outside of described rotating lever on the Width of described vehicle, and is connected to the described outshot of described shift shaft; And
Bar, its mode that tilts with the Width at described vehicle is connected to described rotating lever and described swivel arm, and its Width at described vehicle tilts.
19. according to claim 1 or 4 described Straddle-type vehicles, wherein said power unit comprise driving engine and be inserted in described driving engine and described power-transfer clutch between centrifugal clutch.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005377288 | 2005-12-28 | ||
| JP2005377288 | 2005-12-28 | ||
| JP2006208045 | 2006-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1990334A true CN1990334A (en) | 2007-07-04 |
| CN100484824C CN100484824C (en) | 2009-05-06 |
Family
ID=38212931
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101566106A Expired - Fee Related CN100443780C (en) | 2005-12-28 | 2006-12-28 | Gear shifting actuator, vehicle with the gear shifting actuator and method of mounting the gear shifting actuator |
| CNB2006101566089A Expired - Fee Related CN100484824C (en) | 2005-12-28 | 2006-12-28 | Straddle-type vehicle |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101566106A Expired - Fee Related CN100443780C (en) | 2005-12-28 | 2006-12-28 | Gear shifting actuator, vehicle with the gear shifting actuator and method of mounting the gear shifting actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN100443780C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397046B (en) * | 2007-09-29 | 2011-04-06 | 本田技研工业株式会社 | Structure for disposing clutch control apparatus in power unit for saddle-ride type vehicle |
| CN103863124A (en) * | 2012-12-14 | 2014-06-18 | 雅马哈发动机株式会社 | Driving unit and battery-assisted bicycle |
| TWI820446B (en) * | 2020-10-16 | 2023-11-01 | 光陽工業股份有限公司 | electric car |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015224535A1 (en) * | 2015-12-08 | 2017-06-08 | Robert Bosch Gmbh | Gear drive device |
| US10072751B2 (en) * | 2016-05-17 | 2018-09-11 | Dura Operating, Llc | Vehicle shifter with offset cable actuator |
| IT201600122052A1 (en) * | 2016-12-01 | 2018-06-01 | Piaggio & C Spa | High performance synchronous transmission |
| DE102017223314A1 (en) * | 2016-12-28 | 2018-06-28 | Suzuki Motor Corporation | AUTOMATIC TRANSMISSION |
| US20190024786A1 (en) * | 2017-07-18 | 2019-01-24 | Dura Operating, Llc | Actuator assembly for a transmission shifter |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0488218A (en) * | 1990-07-30 | 1992-03-23 | Komatsu Ltd | Starting control method of clutch type automatic transmission |
| CN2307150Y (en) * | 1996-11-22 | 1999-02-10 | 刘锦升 | Automatic controller for clutch |
| US6590306B2 (en) * | 2001-02-26 | 2003-07-08 | Yamaha Hatsudoki Kabushiki Kaisha | Electric motor driven wheel |
| JP2004017758A (en) * | 2002-06-14 | 2004-01-22 | Toyota Motor Corp | Shifting controlling equipment |
| CN1515805A (en) * | 2003-08-28 | 2004-07-28 | 上海交通大学 | Servomechanism for automatic clutch |
| EP1586784A1 (en) * | 2004-04-16 | 2005-10-19 | LuK Lamellen und Kupplungsbau Beteiligungs KG | Procedure and clutch actuator to actuate at least one clutch in a vehicle transmission |
-
2006
- 2006-12-28 CN CNB2006101566106A patent/CN100443780C/en not_active Expired - Fee Related
- 2006-12-28 CN CNB2006101566089A patent/CN100484824C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397046B (en) * | 2007-09-29 | 2011-04-06 | 本田技研工业株式会社 | Structure for disposing clutch control apparatus in power unit for saddle-ride type vehicle |
| CN103863124A (en) * | 2012-12-14 | 2014-06-18 | 雅马哈发动机株式会社 | Driving unit and battery-assisted bicycle |
| CN103863124B (en) * | 2012-12-14 | 2016-02-17 | 雅马哈发动机株式会社 | Driver element and electrically assisted bicycle |
| US9327801B2 (en) | 2012-12-14 | 2016-05-03 | Yamaha Hatsudoki Kabushiki Kaisha | Driving unit and battery-assisted bicycle |
| TWI820446B (en) * | 2020-10-16 | 2023-11-01 | 光陽工業股份有限公司 | electric car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100484824C (en) | 2009-05-06 |
| CN100443780C (en) | 2008-12-17 |
| CN1991214A (en) | 2007-07-04 |
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Granted publication date: 20090506 Termination date: 20191228 |