CN103362980A - Transmission and gear shift joint component thereof - Google Patents
Transmission and gear shift joint component thereof Download PDFInfo
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- CN103362980A CN103362980A CN2013103296915A CN201310329691A CN103362980A CN 103362980 A CN103362980 A CN 103362980A CN 2013103296915 A CN2013103296915 A CN 2013103296915A CN 201310329691 A CN201310329691 A CN 201310329691A CN 103362980 A CN103362980 A CN 103362980A
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- seed oil
- oil chamber
- speed changer
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Abstract
The invention discloses a transmission and a gear shift joint component thereof. The gear shift joint component comprises a gear hub, an annular joint sleeve and an outer ferrule, wherein the annular joint sleeve is sleeved outside the gear hub and moves relative to the gear hub along the axial direction of the gear hub; matching parts which are suitable for matching with shift gears of the transmission are respectively arranged on the two sides of the joint sleeve; the outer ferrule is sleeved outside the joint sleeve; an oil cavity is defined between the outer ferrule and the joint sleeve which can move relative to the outer ferrule along the axial direction; a separation plate is arranged on the periphery face of the joint sleeve and is located inside the oil cavity to divide the oil cavity into a first sub-oil cavity and a second sub-oil cavity which are independent mutually; and the first sub-oil cavity and the second sub-oil cavity are suitable for being connected with outer hydraulic pipelines. According to the gear shift joint component, hydraulic control is adopted, convenience and reliability are realized, precision is high, and corresponding components cannot be easily damaged.
Description
Technical field
The present invention relates to the automobile construction technical field, especially relate to a kind of speed changer that adopts the gearshift joint element that is used for speed changer of hydraulic control and have this gearshift joint element.
Background technique
In manual transmission, generally by common clutch collar power shift gear is engaged with output shaft, power shift gear and clutch collar can impact owing to rotating speed is inconsistent in engaging process, gearshift efficient is low, and causes easily clutch collar or power shift gear to damage, and clutch collar is by mechanical structure transmissions such as shift forks, complex structure not only, operating process is loaded down with trivial details, easily causes driver fatigue, simultaneously excessive synchronizing ring or the gearshift binding member of also can burning of impact force.
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 joint element for speed changer, and this gearshift joint element adopts hydraulic control, and is convenient and reliable and precision is high.
Another object of the present invention is to propose a kind of speed changer, this speed changer comprises above-mentioned gearshift joint element.
According to an aspect of the present invention, proposed a kind of gearshift joint element for speed changer, this gearshift joint element comprises: the tooth hub; The clutch collar of annular, described clutch collar is set in the outside of described tooth hub, and described clutch collar can be along the moving axially of described tooth hub with respect to described tooth hub, and the both sides of described clutch collar are respectively arranged with and are suitable for the auxiliary section that cooperates with the power shift gear of speed changer; And outer collar, described outer collar is set in the outside of described clutch collar, limit oil pocket between described outer collar and the described clutch collar, described clutch collar can move axially along described with respect to described outer collar, and be provided with isolating plate on the outer circumferential face of described clutch collar, described isolating plate is positioned at described oil pocket and described oil pocket is isolated into the first seed oil chamber independent of each other and the second seed oil chamber, and described the first seed oil chamber is suitable for linking to each other with the external hydraulic pipeline with described the second seed oil chamber.
According to the gearshift joint element for speed changer of the present invention, adopt hydraulic control, each gearshift joint element can be controlled two gears, control is convenient, precision is high, is easy to be arranged in the speed changer, and compares with the conventional manual speed changer, can omit the selector fork assembly, thereby make the structure of speed changer compacter, reasonable.
In addition, according to the gearshift joint element for speed changer of the present invention, can also have following additional technical feature:
According to one embodiment of present invention, be provided with external splines on the outer circumferential face of described tooth hub, be provided with the internal spline adaptive with described external splines on the inner peripheral surface of described clutch collar.
According to one embodiment of present invention, described isolating plate is in the described neutral position that is located axially at described clutch collar.
According to one embodiment of present invention, described isolating plate is formed on the described clutch collar.
According to one embodiment of present invention, described gearshift joint element also comprises: pressure transducer, described pressure transducer is for detection of the oil pressure in described the first seed oil chamber and described the second seed oil chamber.
Like this, by measuring the oil pressure in the first seed oil chamber and the second seed oil chamber, can convenient control and improve precision, make shift process more accurately, reliable, be convenient to simultaneously revise.
According to one embodiment of present invention, described gearshift joint element also comprises: solenoid directional control valve, described solenoid directional control valve link to each other with described the second seed oil chamber with described the first seed oil chamber respectively.
According to one embodiment of present invention, described outer collar comprises: ring body and the side block muscle that is located at described ring body both sides, described side block muscle is radially all along extending internally predetermined length from the side of described ring body along described tooth hub, the outer circumferential face of described clutch collar is close in the inner edge of described side block muscle, the periphery of described isolating plate is along the inner peripheral surface of being close to described ring body, to limit described the first seed oil chamber and the second seed oil chamber between the inner peripheral surface of the outer circumferential face of described clutch collar, described ring body, two described side block muscle and described isolating plate.
According to one embodiment of present invention, the outer circumferential face of the described auxiliary section outer circumferential face that is higher than described clutch collar is to form the backstop step that is suitable for the described side block muscle of backstop between the outer circumferential face of the outer circumferential face of described auxiliary section and described clutch collar.
According to one embodiment of present invention, the sectional area of the cross section of each described auxiliary section is along reducing gradually from the direction of the first side towards the second side, wherein said the first side is the nearer side of the described auxiliary section described isolating plate of distance, described the second side is the described auxiliary section described isolating plate of a distance side far away, is provided with wearing layer on the surface of described auxiliary section.
According to a further aspect in the invention, proposed a kind of speed changer, this speed changer comprises the above-mentioned gearshift joint element that is used for speed changer.
Description of drawings
Fig. 1 is the plan view of joint element of shifting gears according to an embodiment of the invention;
Fig. 2 is the side view of joint element of shifting gears according to an embodiment of the invention;
Fig. 3 is the partial sectional view of joint element of shifting gears according to an embodiment of the invention;
Fig. 4 is the schematic representation of outer collar of joint element of shifting gears according to an embodiment of the invention.
Reference character:
Gearshift joint element 100;
41, the first hydraulic fluid ports, 411, the second seed oil chambeies, the first seed oil chamber, 42, the second hydraulic fluid ports 421;
Embodiment
The below describes embodiments of the invention in detail, and described embodiment's example is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, 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, term " " center "; " vertically "; " laterally "; " length "; " width "; " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only be for convenience of description the present invention and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used for describing purpose, 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 description of the invention, the implication of " a plurality of " is two or more, unless clear and definite concrete restriction is arranged in addition.
In the present invention, unless clear and definite regulation and restriction are arranged in addition, broad understanding should be done in the terms such as term " installation ", " linking to each other ", " connection ", " fixing ", for example, can be to be fixedly connected with, and also can be to removably connect, or be integral; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other 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 clear and definite regulation and restriction are arranged in addition, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, can comprise that also the first and second features are not directly contacts but by the other feature contact 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 the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under the Second Characteristic and tiltedly, or only represent that the First Characteristic level height is less than Second Characteristic.
Below with reference to the gearshift joint element 100 of Fig. 1-Fig. 4 description according to the embodiment of the invention, this gearshift joint element 100 is applicable in the speed change, manual transmission for example, this gearshift joint element 100 is used for transmission shaft is engaged with power shift gear, thereby so that engaged power shift gear and transmission shaft are rigidly connected together rotates with transmission shaft.
The joint element 100 of shifting gears according to an embodiment of the invention can comprise clutch collar 2 and the outer collar 3 of tooth hub 1, annular.
The both sides of clutch collar 2 are respectively arranged with auxiliary section 22.In other words, two horizontal both sides of clutch collar 2 are respectively arranged with auxiliary section 22, that is to say, clutch collar 2 each side in the axial direction is provided with an auxiliary section 22.
Thereby auxiliary section 22 is suitable for cooperating with the power shift gear of speed changer and drives corresponding power shift gear rotation, in other words, power shift gear has the joining portion adaptive with auxiliary section 22, joining portion and auxiliary section 22 engaged fit, thereby clutch collar 2 is rigidly connected with synchronous rotation with corresponding power shift gear, and because clutch collar 2 rotates with transmission shaft with interior hub 1 rotation, interior hub 1, therefore engaged power shift gear and transmission shaft are rigidly connected indirectly, thereby rotate synchronously with transmission shaft, realize the purpose that engages.
As shown in Figure 3, this isolating plate 23 is positioned at oil pocket and oil pocket is isolated into the first seed oil chamber 41 independent of each other and the second seed oil chamber 42, that is to say, the first seed oil chamber 41 and the second seed oil chamber 42 are isolated plate 23 and keep apart hermetically and be independent of each other, and the hydraulic oil in these two sub-oil pockets (i.e. the first seed oil chamber 41 and the second seed oil chamber 42) can be by isolating plate 23 and mutually circulation.The first seed oil chamber 41 has the first hydraulic fluid port 411 and the second seed oil chamber 42 and has the second hydraulic fluid port 421, the first seed oil chambeies 41 and be suitable for linking to each other with the external hydraulic pipeline by the first hydraulic fluid port 411, and the second seed oil chamber 42 is suitable for linking to each other with the external hydraulic pipeline by the second hydraulic fluid port 421.
Here, need explanation a bit, " external hydraulic pipeline " can be the common hydraulic pipe line of speed changer inside, and this hydraulic pipe line can be to the first seed oil chamber 41 or the second seed oil chamber 42 fuel feeding or receive the first seed oil chamber 41 or the hydraulic oil that refluxes in the second seed oil chamber 42.
The joint element 100 of shifting gears according to an embodiment of the invention can be used for controlling two gears (two gears of each gearshift joint element 100 control), the below keeps off as the example explanation take two gears and three that this gearshift joint element 100 is used for the execution manual transmission, wherein this manual transmission can have the first axle (input shaft), the second axle (output shaft) and jack shaft, wherein tooth hub 1 can be set on the second axle, wherein the second axle second gear and the second axle three gear gear empty sets are on the second axle, and the clutch collar 2 of this gearshift joint element 100 can be used for engaging the second axle second gear with the second axle or engages the second axle three gear gear and the second axles.
Particularly, at first this gearshift joint element 100 is in neutral gear position, the position (as shown in Figure 3) that clutch collar 2 was in when the volume that this neutral gear position is preferably the first seed oil chamber 41 equated with the volume in the second seed oil chamber 42, certainly, be appreciated that the present invention is not limited to this.
When clutch collar 2 is in neutral gear position, the first seed oil chamber 41 equates with oil pressure in the second seed oil chamber 42, when engaging two gears, needs (move right joint two gears as example take clutch collar 2), the external hydraulic pipeline is to the first seed oil chamber 41 input hydraulic pressures oil, at least part of hydraulic oil in the second seed oil chamber 42 releases simultaneously, can destroy previous balance thus, pressure in the first seed oil chamber 41 increases, oil pressure in the second seed oil chamber 42 reduces, thereby oil pressure acts on the isolating plate 23, promotes isolating plate 23 and clutch collar 2 and moves right, when moving to the precalculated position, the auxiliary section 22 on clutch collar 2 right sides will engage with the second axle second gear, thereby hang two gears.
When being transformed to three gears from two gears, at first need control clutch collar 2 and come back to neutral gear position, then be moved to the left to hang into three gears from neutral gear position.Particularly, the external hydraulic oil circuit is to the second seed oil chamber 42 interior input hydraulic pressure oil, hydraulic oil in the first seed oil chamber 41 partly releases simultaneously, pressure in the second seed oil chamber 42 increases, oil pressure in the first seed oil chamber 41 reduces, thereby under the effect of oil pressure with driving isolation plate 23 and clutch collar 2 to left movement, when the oil pressure in the first seed oil chamber 41 and the second seed oil chamber 42 reaches balance again, clutch collar 2 is positioned at neutral gear position, oil-feed is continued in the second seed oil chamber 42, the first seed oil chamber 41 is continued fuel-displaced, thereby isolating plate 23 and clutch collar 2 continue to be moved to the left, when moving to the precalculated position, the auxiliary section 22 in clutch collar 2 left sides will keep off gear engagement with the second axle three, thereby hang three gears.
After clutch collar 2 and the second axle three gear gears or the second axle second gear engage, keep that two seed oil cavity pressures are poor constantly can to keep jointing state.When clutch collar 2 is positioned at neutral, keep the constant pressure in the two seed oil chambeies can make clutch collar 2 stably be positioned at neutral gear position.
Be understandable that, in above-mentioned shift process, for concrete gearshift joint element 100, its physical dimension is pre-designed and changeless, for example the volume in the first seed oil chamber 41 and the second seed oil chamber 42 is known, also can be pre-set thereby clutch collar 2 moves the stroke that moves when engaging one of them power shift gear to the left or to the right, like this clutch collar 2 from neutral towards a side when engaging a gear, take to the right as example, then the total amount of the first seed oil chamber 41 interior oil-feeds and the second seed oil chamber 42 fuel-displaced total amounts all can precompute, and when plucking gear, realize plucking gear as example to be moved to the left, the oil pump capacity in the oil inlet quantity in the second seed oil chamber 42 and the first seed oil chamber 41 also can precompute, therefore shifting gears or plucking in the gear process, only need according to the numerical value that precomputes, make corresponding seed oil chamber advance the oil of prearranging quatity or the oil that goes out prearranging quatity gets final product, this for the ordinary skill in the art, in conjunction with the ABC of Hydraulic Field, obviously be understandable.Need to prove that above-mentioned gearshift explanation only is schematically, can not be interpreted as it is to a kind of restriction of the present invention.
The gearshift joint element 100 that is used for speed changer according to the embodiment of the invention, adopt hydraulic control, each gearshift joint element 100 can be controlled two gears, control is convenient, precision is high, is easy to be arranged in the speed changer, and compares with the conventional manual speed changer, can omit the selector fork assembly, thereby make the structure of speed changer compacter, reasonable.
According to preferred embodiments more of the present invention, gearshift joint element 100 also comprises pressure transducer (scheming not shown), this pressure transducer preferably is located at respectively in the first seed oil chamber 41 and the second seed oil chamber 42, for detection of the oil pressure in the first seed oil chamber 41 and the second seed oil chamber 42.
Like this, by measuring the oil pressure in the first seed oil chamber 41 and the second seed oil chamber 42, can convenient control and improve precision, make shift process more accurately, reliable, be convenient to simultaneously revise.Wherein, the gearshift principle is appreciated that in this embodiment to describe in the above, can further improve gearshift efficient, precision by pressure transducer is set, and also can further improve precision according to force value correction shift process simultaneously, guarantees that gearshift is reliable.
But, the present invention is not limited to this, the setting position of pressure transducer is not limited to above-mentioned setting position, for example pressure transducer can also be arranged on the first hydraulic fluid port 411 and the second hydraulic fluid port 412 places, can certainly be arranged on the first hydraulic fluid port 411 and hydraulic oil pipeline that the second hydraulic fluid port 412 links to each other in, as long as can realize measuring the purpose of the oil pressure in the first seed oil chamber 41 and the second seed oil chamber 42.
Pressure transducer can link to each other with the EUC of vehicle, and the force value that records fed back to ECU, come the Adaptive Control gearshift according to measured value and driver's shifting commands or plucked the turnover oil mass of gear process by ECU, this all is understandable for the ordinary skill in the art.Wherein, pressure transducer can be the pressure transducer that is suitable for being arranged in the hydraulic circuit, as long as can measure the oil pressure in the first seed oil chamber 41 and the second seed oil chamber 42.
According to one embodiment of present invention, gearshift joint element 100 also comprises the solenoid directional control valve (not shown), this solenoid directional control valve links to each other with the second seed oil chamber 42 with the first seed oil chamber 41 respectively, for example this solenoid directional control valve links to each other with the first seed oil chamber 41 by the first hydraulic fluid port 411, link to each other with the second seed oil chamber 42 by the second hydraulic fluid port 421 simultaneously, be understandable that, this solenoid directional control valve also connects the external hydraulic pipeline, thereby the gearshift action according to the user, the switch operating state, such as the power down by this solenoid directional control valve or power-up state etc. can export the high pressure liquid force feed to the first seed oil chamber 41, or the hydraulic oil in the second seed oil chamber 42 are partly released.
Certainly, the present invention is not limited to this, and in an alternative embodiment of the invention, solenoid directional control valve can be two, i.e. the equal corresponding solenoid directional control valve in each seed oil chamber and oily by this solenoid directional control valve control turnover.
Solenoid directional control valve has been widely used in Hydraulic Field in the hydraulic circuit, therefore here solenoid directional control valve is not limited especially, as long as can realize the above-mentioned gearshift function of the present invention.
With reference to shown in Figure 4, outer collar 3 comprises ring body 31 and side block muscle 32, and side block muscle 32 is located at respectively two cross sides (left and right sides among Fig. 4) of ring body 31.Side block muscle 32 is radially all along extending internally predetermined length from the side of ring body 31 along tooth hub 1.As shown in Figure 3, the outer circumferential face 24 of clutch collar 2 is close in the inner edge of side block muscle 32, the periphery of isolating plate 23 is along the inner peripheral surface 311 of being close to ring body 31, thereby limits described the first seed oil chamber 41 and the second seed oil chamber 42 between the inner peripheral surface 311 of the outer circumferential face 24 of clutch collar 2, ring body 31, two side block muscle 32 and isolating plate 23.
Preferably, ring body 31 and side block muscle 32 are integrally formed, and for example ring body 31 and side block muscle 32 one moulding by casting like this can simplified manufacturing techniques.
With reference to shown in Figure 3, the outer circumferential face 24 that the outer circumferential face 221 of auxiliary section 22 is higher than clutch collar 2 is suitable for the backstop step 51 of backstop side block muscle 32 with formation between the outer circumferential face 24 of the outer circumferential face 221 of auxiliary section 22 and clutch collar 2.Like this, can carry out axial limiting to clutch collar 2, clutch collar 2 too moved and damage gearshift joint element 100 or power shift gear when hydraulic fault appearred in the joint element 100 that prevents from shifting gears.
With reference to shown in Figure 3, the sectional area of the cross section of each auxiliary section 22 is along reducing gradually from the direction of the first side towards the second side, the first side side nearer apart from isolating plate 23 that be auxiliary section 22 wherein, the second side side far away apart from isolating plate 23 that be auxiliary section 22.Be understandable that, also be configured with the face adaptive with this auxiliary section 22 on the power shift gear, compress by auxiliary section 22 and joining portion on the power shift gear at clutch collar 2 like this and engage, be bonded together securely thereby form friction, and realize synchronous purpose.
Relative friction occurs because understand in engaging process with the joining portion on the power shift gear auxiliary section 22 on the clutch collar 2, in order to increase the wear resistance of contact friction part, preferably, be provided with wearing layer on the surface at auxiliary section 22 and joining portion, this wearing layer can be the aluminium sesquioxide wearing layer, but, the present invention includes but be not limited to this.Thus, by wearing layer is set, can increase on the one hand the wear resistance at auxiliary section 22 and joining portion, the more important thing is, because wearing layer has higher friction factor, therefore can shorten gearshift engaging time (namely shortening the lock in time of clutch collar 2 and respective gears) as far as possible, thereby improve gearshift efficient.
Generally speaking, gearshift joint element 100 in accordance with a preferred embodiment of the present invention can have following advantage:
1) adopts hydraulic control, by hydraulic circuit control shift process, provide required gear shifting force;
2) transmission of power is guaranteed by the auxiliary section 22 that scribbles high coefficient of friction material, by the friction transferring power;
3) can save the clutch configuration of mechanical transmission, realize without impact, without interrupting gearshift, shortened the gearshift time, improved gearshift efficient;
4) can when changing to a gear, guaranteeing power transmission, prepare hanging next gear simultaneously, can carry out crash change of speed according to signals such as the speed of a motor vehicle, realize self-shifting function;
5) owing to can cancel clutch, therefore can avoid (passing through clutch) to cut off the power transmission of motor, improve fuel utilization ratio, reduce the operation easier of driver.
Below the simple speed changer of describing according to the embodiment of the invention.
Speed changer can comprise the above-mentioned gearshift joint element 100 that is used for speed changer according to an embodiment of the invention.
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 the example in conjunction with specific features, structure, material or the characteristics 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 characteristics can be with suitable mode combinations in any one or more embodiments or example.In addition, those skilled in the art can engage different embodiments or the example of describing in this specification and make up.
Although the above has illustrated and has described embodiments of the invention, 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 joint element that is used for speed changer is characterized in that, comprising:
The tooth hub;
The clutch collar of annular, described clutch collar is set in the outside of described tooth hub, and described clutch collar can be along the moving axially of described tooth hub with respect to described tooth hub, and the both sides of described clutch collar are respectively arranged with and are suitable for the auxiliary section that cooperates with the power shift gear of speed changer; And
Outer collar, described outer collar is set in the outside of described clutch collar, limit oil pocket between described outer collar and the described clutch collar, described clutch collar can move axially along described with respect to described outer collar, and be provided with isolating plate on the outer circumferential face of described clutch collar, described isolating plate is positioned at described oil pocket and described oil pocket is isolated into the first seed oil chamber independent of each other and the second seed oil chamber.
2. the gearshift joint element for speed changer according to claim 1 is characterized in that, is provided with external splines on the outer circumferential face of described tooth hub, is provided with the internal spline adaptive with described external splines on the inner peripheral surface of described clutch collar.
3. the gearshift joint element for speed changer according to claim 1 is characterized in that, described isolating plate is in the described neutral position that is located axially at described clutch collar.
4. the gearshift joint element for speed changer according to claim 1 is characterized in that described isolating plate is formed on the described clutch collar.
5. the gearshift joint element for speed changer according to claim 1 is characterized in that, also comprises:
Pressure transducer, described pressure transducer is for detection of the oil pressure in described the first seed oil chamber and described the second seed oil chamber.
6. the gearshift joint element for speed changer according to claim 1 is characterized in that, also comprises:
Solenoid directional control valve, described solenoid directional control valve link to each other with described the second seed oil chamber with described the first seed oil chamber respectively.
7. the gearshift joint element for speed changer according to claim 1 is characterized in that described outer collar comprises:
Ring body and the side block muscle that is located at described ring body both sides, described side block muscle is radially all along extending internally predetermined length from the side of described ring body along described tooth hub, the outer circumferential face of described clutch collar is close in the inner edge of described side block muscle, the periphery of described isolating plate is along the inner peripheral surface of being close to described ring body, to limit described the first seed oil chamber and the second seed oil chamber between the inner peripheral surface of the outer circumferential face of described clutch collar, described ring body, two described side block muscle and described isolating plate.
8. the gearshift joint element for speed changer according to claim 7, it is characterized in that the outer circumferential face that the outer circumferential face of described auxiliary section is higher than described clutch collar is to form the backstop step that is suitable for the described side block muscle of backstop between the outer circumferential face of the outer circumferential face of described auxiliary section and described clutch collar.
9. the gearshift joint element for speed changer according to claim 1, it is characterized in that, the sectional area of the cross section of each described auxiliary section is along reducing gradually from the direction of the first side towards the second side, wherein said the first side is the nearer side of the described auxiliary section described isolating plate of distance, described the second side is the described auxiliary section described isolating plate of a distance side far away, is provided with wearing layer on the surface of described auxiliary section.
10. a speed changer is characterized in that, comprises according to claim 1 each described gearshift joint element for speed changer in-9.
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| CN201310329691.5A CN103362980B (en) | 2013-07-31 | 2013-07-31 | Speed changer and gear shift joint component thereof |
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| CN201310329691.5A CN103362980B (en) | 2013-07-31 | 2013-07-31 | Speed changer and gear shift joint component thereof |
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| CN103362980B CN103362980B (en) | 2016-01-27 |
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| CN104455367A (en) * | 2014-12-16 | 2015-03-25 | 山东理工大学 | Electric coupling-type gearshift |
| CN105966238A (en) * | 2016-05-18 | 2016-09-28 | 山东理工大学 | Motor and double-speed automatic transmission highly-integrated power system |
| CN108539903A (en) * | 2018-05-21 | 2018-09-14 | 王浩 | A kind of maintenance process of new-energy automobile motor |
| CN108757903A (en) * | 2018-05-21 | 2018-11-06 | 王浩 | A kind of decelerating motor for new-energy automobile |
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| CN105966238A (en) * | 2016-05-18 | 2016-09-28 | 山东理工大学 | Motor and double-speed automatic transmission highly-integrated power system |
| CN105966238B (en) * | 2016-05-18 | 2019-05-10 | 山东理工大学 | A kind of motor and the highly integrated dynamical system of double speed automatic transmission |
| CN108539903A (en) * | 2018-05-21 | 2018-09-14 | 王浩 | A kind of maintenance process of new-energy automobile motor |
| CN108757903A (en) * | 2018-05-21 | 2018-11-06 | 王浩 | A kind of decelerating motor for new-energy automobile |
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| CN103362980B (en) | 2016-01-27 |
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