CN104295676A - Hydraulic control automatic transmission and hydraulic control speed change automobile - Google Patents
Hydraulic control automatic transmission and hydraulic control speed change automobile Download PDFInfo
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- CN104295676A CN104295676A CN201410510191.6A CN201410510191A CN104295676A CN 104295676 A CN104295676 A CN 104295676A CN 201410510191 A CN201410510191 A CN 201410510191A CN 104295676 A CN104295676 A CN 104295676A
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- assemblying body
- gear
- output shaft
- hydraulic control
- hydraulic
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/089—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears all of the meshing gears being supported by a pair of parallel shafts, one being the input shaft and the other the output shaft, there being no countershaft involved
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4008—Control of circuit pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/439—Control of the neutral position, e.g. by zero tilt rotation holding means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmissions By Endless Flexible Members (AREA)
Abstract
The invention discloses a hydraulic control automatic transmission and a hydraulic control speed change automobile. The hydraulic control automatic transmission comprises an input gear shaft assembly, a cone pulley assembly, a sleeve type gear assembly for achieving the change of different gear positions, hydraulic clutch plungers and an output shaft assembly. According to the hydraulic control automatic transmission and the hydraulic control speed change automobile, the hydraulic clutch plungers are adopted in the hydraulic control automatic transmission for fastening a speed change mechanism and a final power output mechanism and separating the speed change mechanism from the final power output mechanism, engagement and disengagement are achieved through hydraulic control, and the hydraulic control automatic transmission is simple in structure, reliable in work, and convenient to machine and manufacture.
Description
Technical field
The present invention relates to speed changer manufacturing technology field, particularly relate to a kind of hydraulic control automatic transmission and hydraulic control transmission cars.
Background technique
In the evolution of human society, the maturation development along with every technology has also driven development and the renewal of speed changer.Speed changer be can fix, transmission device that stepless or stepping changes output shaft and input shaft velocity ratio, also known as gearbox.
Using the every field of machinery, all needs mostly needs speed change gear in the system of transmission rotating speed and power.Particularly in automobile industry, every various types of vehicles using fuel oil as power, speed changer of must being furnished with without exception carries out speed change, with the needs of the gait of march and power matching that adapt to different road conditions.Automotive transmission is by changing velocity ratio, changes the moment of torsion of engine crankshaft, adapts to starting to walk, accelerate, travel and overcoming under the different driving conditions such as different kinds of roads obstruction the driving tractive force of wheel and the difference needs of the speed of a motor vehicle.Manual transmission (MT) is divided into, automatic transmission (AT), manual/auto speed changer, stepless speed changer on popular.
Such as: speed changer is generally made up of driving mechanism and gear, can be made into independent gear or attach together in same housing with driving mechanism.The large multiplex ordinary gear transmission of driving mechanism, what also have uses Planetary Gear Transmission.Ordinary gear transmission shifting mechanism generally uses shifting slide gear and clutch etc.Shifting slide gear mainly includes multi-joint shifting slide gear and single shifting slide gear.
But current most of automatic transmission structurally adopts many parallel axes to cog or planetary pinion carries out coupling gear shift, needs to configure corresponding multidisc clutch.As popular DSG double clutch gearbox, Volvo POWERSHIFT double clutch gearbox, Porsche PDK double clutch gearbox, Mitsubishi TC-SST double clutch gearbox etc., all there is similar structural type.Such as: see the technology contents disclosed in DSG double clutch gearbox popular in Fig. 1 a; Be all that employing parallel axes cogs or planetary pinion carries out coupling gear changing mode in said structure, multidisc clutch or synchronizer therefore must be needed to coordinate; Multidisc clutch mainly plays the combination of transmission and the effect be separated in this structure, but amount of parts is many in the gear of the similar this conventional gearbox being equipped with multidisc clutch or synchronizer form often in complex structure, gearbox, the dimensional accuracy manufacture parts machining and position accuracy demand higher (namely traditional speed changer assembly precision requires higher), make manufacturing efficiency reduction, cost of production strengthen, use and maintenance is inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic control automatic transmission and hydraulic control transmission cars, to solve the problem.
In order to achieve the above object, technological scheme of the present invention is achieved in that
A kind of hydraulic control automatic transmission, comprise input gear axle assemblying body, cone pulley assemblying body, for realizing the shell type gear arrangement of different gear change, hydraulic clutch plunger and output shaft assemblying body, wherein:
Described input gear axle assemblying body comprises driving shaft and is socketed in the driving gear of one end of described driving shaft;
Described cone pulley assemblying body comprises driven shaft and is socketed in several shifting gears on described driven shaft; Described driven shaft and described driving shaft are connected with a joggle by described driving gear;
One end of described output shaft assemblying body is the locking axle sleeve with cavity wall, and the other end is pto=power take-off; Built-in hydraulic clutch plunger described in several on the locking axle sleeve of described output shaft assemblying body upper plenum wall;
Described shell type gear arrangement comprises several and is enclosed within the smooth axle sleeve of internal surface on described driving shaft successively, and one end of each axle sleeve is provided with driving gear, and the other end arranges hydraulic pressure by mechanical axis; Driving gear on described axle sleeve on described shell type gear arrangement on diverse location engages one by one from the different shifting gear on corresponding described cone pulley assemblying body respectively, and described hydraulic pressure is fitted by the end face of the outer surface of mechanical axis and built-in several hydraulic clutch plungers of described output shaft assemblying body;
Wherein: the described hydraulic clutch plunger on described output shaft assemblying body is fastenedly connected by mechanical axis the described hydraulic pressure on described shell type gear arrangement for stretching out when being subject to action of hydraulic force to locate and formed.
Preferably, can embodiment as one, described hydraulic control automatic transmission also comprises gear box casing;
Described input gear axle assemblying body and described output shaft assemblying body run through the two ends of described gear box casing respectively; And the driving shaft on described input gear axle assemblying body and the described pto=power take-off on described output shaft assemblying body are coaxially arranged;
Preferably, can embodiment as one, the input gear axle assemblying body in described gear box casing, described cone pulley assemblying body, described shell type gear arrangement and output shaft assemblying body spread configuration from left to right.
Preferably, can embodiment as one, in described cone pulley composite unit structure;
Described cone pulley assemblying body is multiple; Multiple described cone pulley assemblying body is around the described driving shaft arranged distribution on described input gear axle assemblying body; And the described driven shaft in multiple described cone pulley composite unit structure all be arranged in parallel with the described driving shaft on described input gear axle assemblying body.
Preferably, can embodiment as one, in described cone pulley composite unit structure;
Multiple shifting gears on described cone pulley assemblying body relative to the driving gear velocity ratio on the described axle sleeve on diverse location on its one to one described shell type gear arrangement, proportional reduction successively or increase.
Preferably, can embodiment as one, in described output shaft composite unit structure;
Described hydraulic pressure is cylindrical body by mechanical axis, and on described cylindrical outer surface, the certain arc-shaped surface in interval is provided with multiple end face; Described hydraulic pressure is subject to the endface position of several the hydraulic clutch plungers built-in with described output shaft assemblying body of the multiple described end face on mechanical axis corresponding and fits.
Preferably, can embodiment as one, in described output shaft composite unit structure;
Described hydraulic pressure be can also be regular prism by mechanical axis, and the endface position of multiple end face of described regular prism several hydraulic clutch plungers built-in with described output shaft assemblying body is corresponding and fit.
Preferably, can embodiment as one, the end face arranged by the outer surface of mechanical axis along described hydraulic pressure is 6; And on cavity wall on described output shaft assemblying body, the built-in hydraulic clutch plunger on same circumferential surface is 6, and one_to_one corresponding equal to described end face.
Preferably, can embodiment as one, in described output shaft composite unit structure;
The pto=power take-off of locking axle sleeve and the other end that one end of described output shaft assemblying body has cavity wall is integral type structure;
Or the pto=power take-off of one end of described output shaft assemblying body locking axle sleeve and the other end with cavity wall is segmentation structure, and the locking axle sleeve on described output shaft assemblying body is fixedly connected with pto=power take-off.
Correspondingly, present invention also offers a kind of hydraulic control transmission cars, comprise above-mentioned hydraulic control automatic transmission.
Compared with prior art, the advantage of the embodiment of the present invention is:
A kind of hydraulic control automatic transmission provided by the invention and hydraulic control transmission cars, wherein, analyze the hydraulic control automatic transmission structure main structure that provides of the invention described above known: this speed changer its primarily of linkage section and gear part two large divisions composition; Wherein, linkage section all comprise input gear axle assemblying body, cone pulley assemblying body, for realizing shell type gear arrangement and the output shaft assemblying body of different gear change; Gear part mainly comprises above-mentioned cone pulley assemblying body, shell type gear arrangement;
When carrying out power transmission and exporting, input gear axle assemblying body is as power-actuated main body; Wherein, input gear axle assemblying body comprises driving shaft and is socketed in the driving gear of one end of driving shaft; Cone pulley assemblying body comprises driven shaft and is socketed in several shifting gears on driven shaft; Driven shaft and driving shaft are connected with a joggle by driving gear;
First, the driving shaft on input gear axle assemblying body rotates, and drives cone pulley assemblying body driven by the driving gear of the one end being socketed in this driving shaft; After this driven shaft on cone pulley assemblying body rotates, and drives several shifting gear coaxial synchronous to rotate;
In addition, shell type gear arrangement comprises several and is socketed in axle sleeve on driving shaft successively, and one end of each axle sleeve (such as, left end) is provided with driving gear, and the other end (such as, right-hand member) arranges hydraulic pressure by mechanical axis; Driving gear on this axle sleeve engages one by one from the different shifting gear on corresponding cone pulley assemblying body respectively, and hydraulic pressure is fitted by the end face of the outer surface of mechanical axis and built-in several hydraulic clutch plungers of output shaft assemblying body; One end of output shaft assemblying body is the axle sleeve with cavity wall, and the other end is pto=power take-off; The axle sleeve of output shaft assemblying body upper plenum wall is built-in with several hydraulic clutch plungers;
When shifting gear rotates, each axle sleeve corresponding with on the shell type gear arrangement that it engages one by one rotates; Owing to there is different velocity ratios between different shifting gear from corresponding different axle sleeve, therefore axle sleeve rotates the adjustment having achieved rotating speed; After this (such as, right-hand member) hydraulic pressure of different axle sleeve one end also all can rotate by mechanical axis thereupon; Several hydraulic clutch plungers applying fastening effect built-in on output shaft assemblying body will be subject to by mechanical axis because disalignment puts different hydraulic pressure, if therefore in several axle sleeves, when the hydraulic pressure on last axle sleeve is by certain hydraulic clutch plunger (namely after this hydraulic clutch plunger the is subject to hydraulic pressurization effect) secured fit on mechanical axis and output shaft assemblying body, current axle sleeve driver output axle assemblying body synchronous axial system can be realized, eventually through power after the pto=power take-off output variable speed of the other end on output shaft assemblying body;
It can thus be appreciated that: hydraulic control automatic transmission provided by the invention, adopts hydraulic clutch plunger to realize gear with the fastening of final power take-off mechanism with separate, realizes clutch by hydraulic control, structure simply, reliable operation, be also convenient to manufacturing.
Hydraulic control automatic transmission provided by the invention, shifting gear quantity can increase and decrease as required, can meet the stepless change of multiple gear.
Hydraulic control automatic transmission provided by the invention, only needs in gearshift procedure that hydraulic system is pressurizeed to hydraulic clutch plunger, pressure release; Just can realize engage a gear when pressurizeing, pressure release just can be in neutral gear, is convenient to realize mechanical-electrical-hydraulic integration and automatically controls, and all gear positions of whole process keep immobilizing.It is in motion control process obviously, makes shift speed change become more smooth and simple.
Hydraulic control automatic transmission provided by the invention, avoid and use the baroque gear such as synchronizer or lamella clutch, it adopts hydraulic clutch plunger to carry out clutch and revolutionizes and the structure structure of having overturned conventional clutch, and coordinate employing shell type gear arrangement, some gears are coaxially arranged, both simplify overall structure, be convenient to manufacturing again.Hydraulic control automatic transmission provided by the invention, which overcome transmission speed variator structural type complexity, amount of parts is many, to parts machining manufacture dimensional accuracy and position accuracy demand higher, make manufacturing efficiency reduce and use and maintenance inconvenience etc. technological deficiency.
Equally, hydraulic control transmission cars provided by the invention, include the use of above-mentioned hydraulic control automatic transmission, and this hydraulic control transmission cars has that speed change is flexible, smooth and easy, speed changer structure simple, the advantage such as stable, final above-mentioned hydraulic control automatic transmission realizes driving vehicle travel and carry out gear shift operation.
Accompanying drawing explanation
Fig. 1 a is the brief configuration schematic diagram of popular DSG double clutch gearbox of the prior art;
Fig. 1 is the main structure cross-sectional schematic of hydraulic control automatic transmission provided by the invention;
Fig. 2 is hydraulic clutch plunger 7, case of transmission 8, output shaft assemblying body 9 assembly structure cross-sectional schematic in the structure of hydraulic control automatic transmission provided by the invention;
Fig. 3 is the cross-sectional schematic of input gear axle assemblying body 1 in the structure of hydraulic control automatic transmission provided by the invention, cone pulley assemblying body 2, case of transmission 8 assembly structure;
Fig. 4 is input gear axle assemblying body in the structure of hydraulic control automatic transmission provided by the invention 1 and the assembly structure schematic diagram of cone pulley assemblying body 2;
Fig. 5 is the detailed assembly structure schematic diagram of Fig. 4;
Fig. 6 is the design of part schematic diagram of a certain axle sleeve of shell type gear arrangement 30 in the structure of hydraulic control automatic transmission provided by the invention;
Fig. 7 is the assembly structure schematic diagram of the shell type gear arrangement 30 formed after multiple axle sleeve assembling in Fig. 6;
Fig. 8 is the output shaft assemblying body 9 design of part schematic diagram in the structure of hydraulic control automatic transmission provided by the invention;
Fig. 9 is that the input gear axle assemblying body 1 in the structure of hydraulic control automatic transmission provided by the invention assembles detonation configuration schematic diagram with cone pulley assemblying body 2, shell type gear arrangement 30, output shaft assemblying body 9;
Figure 10 is a kind of case I shelves of the present invention gear drive path schematic diagram;
Figure 11 is a kind of case II shelves of the present invention gear drive path schematic diagram;
Figure 12 is a kind of case III shelves of the present invention gear drive path schematic diagram;
Figure 13 is a kind of case IV shelves of the present invention gear drive path schematic diagram;
Figure 14 is a kind of case V shelves of the present invention gear drive path schematic diagram;
Description of reference numerals:
Input gear axle assemblying body 1; Driving shaft 11, driving gear 12;
Cone pulley assemblying body 2; Driven shaft 20; In cone pulley composite unit structure: one-level gear 21; IV shelves gear 22; III shelves gear 23; II shelves gear 24; I shelves gear 25;
Shell type gear arrangement 30; Driving gear 31; Hydraulic pressure is by mechanical axis 32;
I shelves axle sleeve 3;
II shelves axle sleeve 4;
III shelves axle sleeve 5;
IV shelves axle sleeve 6;
Hydraulic clutch plunger 7;
Case of transmission 8;
Output shaft assemblying body 9; Locking axle sleeve 91; Pto=power take-off 92.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
See Fig. 1, embodiments provide a kind of hydraulic control automatic transmission, comprise input gear axle assemblying body 1, cone pulley assemblying body 2, for realizing the shell type gear arrangement 30 of different gear change, hydraulic clutch plunger 7 and output shaft assemblying body 9, wherein:
Described input gear axle assemblying body 1 comprises driving shaft 11 and (it should be noted that with the driving gear 12 of the one end being socketed in described driving shaft 11, the socket mode of driving shaft 11 and driving gear 12 and driving gear are that suit is fixedly connected with driving shaft, and it can realize the connection of driving gear and driving shaft by the mode that such as key connects);
Described cone pulley assemblying body 2 comprise driven shaft 20 and be socketed in several shifting gears on described driven shaft (namely when shifting gear is 5, the one-level gear 21 in the cone pulley assemblying body of namely anticipating shown in Fig. 1; IV shelves gear 22; III shelves gear 23; II shelves gear 24; I shelves gear 25); Described driven shaft 20 is connected with a joggle (the input gear axle assemblying body 1 specifically can illustrated see Fig. 4, Fig. 5 and the assembly structure of cone pulley assemblying body 2) with described driving shaft 11 by described driving gear 12;
One end of described output shaft assemblying body 9 is the locking axle sleeve 91 with cavity wall, the other end be pto=power take-off 92 (see Fig. 1, or see also 8 and Fig. 9); The locking axle sleeve 91 of the cavity wall on described output shaft assemblying body 9 is built-in with several hydraulic clutch plungers 7;
Described shell type gear arrangement 30 comprises several axle sleeves being enclosed within internal surface on described driving shaft 11 successively smooth and (namely when axle sleeve quantity is also 4 grades, namely comprises I shelves axle sleeve 3; II shelves axle sleeve 4; III shelves axle sleeve 5; IV shelves axle sleeve 6, because above-mentioned axle sleeve is internal surface smooth structure part, therefore this axle sleeve and driving shaft do not link, its shifting gear of engaging corresponding to one end of axle sleeve links), and one end of each axle sleeve is provided with driving gear 31, the other end all arranges hydraulic pressure by mechanical axis 32 (said structure specifically see Fig. 6 and single axle sleeve structure illustrated in Figure 7, and multiple axle sleeve is assembled into the structure of shell type gear arrangement); Driving gear on described axle sleeve on described shell type gear arrangement 30 on diverse location engages one by one from the different shifting gear on corresponding described cone pulley assemblying body 2 respectively, and described hydraulic pressure is fitted by the end face of the outer surface of mechanical axis and built-in several hydraulic clutch plungers 7 of described output shaft assemblying body 9;
Wherein: as shown in Figure 1, the described hydraulic clutch plunger 7 on described output shaft assemblying body 9 is fastenedly connected by mechanical axis 32 the described hydraulic pressure on described shell type gear arrangement 30 for stretching out when being subject to action of hydraulic force to locate and formed.
In concrete structure structure, it has following system architecture layout and connects driving mode: the invention provides a kind of hydraulic control automatic transmission, and it mainly forms and comprises input gear axle assemblying body 1, cone pulley assemblying body 2, the shell type gear arrangement 30 of different gear, several hydraulic clutch plungers 7, output shaft assemblying body 9 and case of transmission 8 etc.;
The hydraulic control automatic transmission that the invention described above provides is primarily of linkage section and gear part two large divisions composition;
Wherein, linkage section all comprise input gear axle assemblying body 1, cone pulley assemblying body 2, for realizing shell type gear arrangement 30 and the output shaft assemblying body 9 of different gear change; Gear part mainly comprises above-mentioned shell type gear arrangement 30;
Wherein, described input gear axle assemblying body and described output shaft assemblying body run through the two ends of described gear box casing respectively; And the driving shaft on described input gear axle assemblying body and the described pto=power take-off on described output shaft assemblying body are coaxially arranged; Wherein, the input gear axle assemblying body in described gear box casing, described cone pulley assemblying body, described shell type gear arrangement and output shaft assemblying body spread configuration from left to right.Axis (i.e. driving shaft) position of input gear axle assemblying body overlaps with axis (i.e. pto=power take-off) position of output shaft assemblying body, and with the axis being parallel of cone pulley assemblying body, the axial location of many group cone pulley assemblying bodys to be evenly distributed in centered by the axis of the axis of input gear axle and output shaft assemblying body circumferentially.Different gear shell type gear arrangement with the axis of input gear axle assemblying body for benchmark, on the cylindrical being arranged in input gear axle coaxial successively.Obviously, said structure layout is simple, compact, low cost of manufacture, speed change are steady.In addition, the hydraulic control automatic transmission that the embodiment of the present invention provides is not limited to said structure arrangement mode and layout, and other topology layouts repeat no longer one by one.
In specific implementation power transmission and speed-change process, because the hydraulic pressure of the axle sleeve of the corresponding corresponding shell type gear arrangement of each group of hydraulic clutch plunger is radially circumferentially being uniformly distributed by mechanical axis.When the hydraulic pressure on the axle sleeve that gear a certain on shell type gear arrangement is corresponding to be subject to the hydraulic clutch sliding cylinder extrusion of output shaft assemblying body by mechanical axis after (namely hydraulic pressurization control after hydraulic clutch plunger will be fastening with shifting gear, and then realize engage a gear); Cone pulley assemblying body is passed motion to by driving gear on input gear axle assemblying body, the axle sleeve of the respective notch that a certain shifting gear in cone pulley assemblying body is selected rotates, last shell type gear transmission, to output shaft assemblying body, realizes rotating speed and the power transmission from being input to output.When use directly transmit rotating speed and power time, after the hydraulic clutch plunger of correspondence obtains hydraulic control pressurization, need can complete rotating speed and power transmission from being input to output by input gear axle and output shaft assemblying body.
Basic functional principle of the present invention is, when a certain gear transferring power of needs, just on the hydraulic clutch plunger of a certain gear, apply hydraulic coupling, namely power (namely when axle sleeve quantity is also 4 grades, namely comprise I shelves axle sleeve 3 by corresponding axle sleeve in the corresponding shifting gear in input gear axle assemblying body 1, cone pulley assemblying body 2, shell type gear arrangement 30; II shelves axle sleeve 4; III shelves axle sleeve 5; IV shelves axle sleeve 6), corresponding hydraulic clutch plunger 7, output shaft assemblying body 9 output power, and completes power from the transmittance process and the mechanical energy transmission (mainly comprising the rotating speed after transmitting torque and speed governing) that are input to output;
Specifically describe as follows:
1, when the hydraulic clutch plunger corresponding to I shelves gear applies hydraulic coupling, power transmission line as shown in Figure 10, the I shelves gear 25 namely in input gear axle assemblying body 1, cone pulley assemblying body 2, I shelves axle sleeve 3, hydraulic clutch plunger 7, output shaft assemblying body 9 outputting power;
2, when the hydraulic clutch plunger corresponding to II shelves gear applies hydraulic coupling, power transmission line as shown in figure 11, i.e. II shelves gear 24, II shelves axle sleeve 4, hydraulic clutch plunger 7, output shaft assemblying body 9 outputting power in input shaft gear assemblying body 1, cone pulley assemblying body 2;
3, when the hydraulic clutch plunger corresponding to III shelves gear applies hydraulic coupling, power transmission line as shown in figure 12, i.e. III shelves gear 23, III shelves axle sleeve 5, hydraulic clutch plunger 7, output shaft assemblying body 9 outputting power in input shaft gear assemblying body 1, cone pulley assemblying body 2;
4, when the hydraulic clutch plunger corresponding to IV shelves gear applies hydraulic coupling, power transmission line as shown in figure 13, i.e. IV shelves gear 22, IV shelves axle sleeve 6, hydraulic clutch plunger 7, output shaft assemblying body 9 outputting power in input shaft gear assemblying body 1, cone pulley assemblying body 2;
5, when applying hydraulic coupling to hydraulic clutch plunger corresponding to V shelves gear, power transmission line as shown in figure 14, namely through input shaft gear assemblying body 1, hydraulic clutch plunger 7, output shaft assemblying body 9 outputting power.
Below the concrete structure of the hydraulic control automatic transmission that the embodiment of the present invention provides is done and describes in detail:
In described cone pulley composite unit structure;
Described cone pulley assemblying body is multiple (such as: comprise 2, can be two as preferred scheme); Multiple described cone pulley assemblying body is around the described driving shaft arranged distribution on described input gear axle assemblying body; And the described driven shaft in multiple described cone pulley composite unit structure all be arranged in parallel with the described driving shaft on described input gear axle assemblying body.
It should be noted that, the structural combination of cone pulley assemblying body in the hydraulic control automatic transmission structure that the embodiment of the present invention provides just for realizing gearshift adjustment, its can be multiple arranged distribution around input gear axle assemblying body, multiple cone pulley assemblying body is set and is conducive to power transmission steadily and smooth and easy.
In described cone pulley composite unit structure;
Multiple shifting gears on described cone pulley assemblying body relative to the driving gear velocity ratio on the described axle sleeve on diverse location on its one to one described shell type gear arrangement, proportional reduction successively or increase.
It should be noted that, above-mentioned cone pulley assemblying body reduces or increase design by several shifting gears successively according to the driving gear velocity ratio on relative axle sleeve, and it can structure to include numerous forms; Such as, in cone pulley assemblying body, shifting gear can be the assemblying body of the gear formation that several numbers of teeth reduce successively, also can be made into nest form.Mechanical gearbox mainly applies gear-driven reduction of speed principle.Briefly, in gearbox, there is the gear pair that many group velocity ratios are different, and gear shift behavior during automobile running, namely make gear pair work different in gearbox by operating mechanism.As when low speed, the gear pair work making velocity ratio large, and when high speed, the gear pair work making velocity ratio little.
In described output shaft composite unit structure;
Described hydraulic pressure is cylindrical body by mechanical axis, and on described cylindrical outer surface, the certain arc-shaped surface in interval is provided with multiple end face; Described hydraulic pressure is subject to the endface position of several the hydraulic clutch plungers built-in with described output shaft assemblying body of the multiple described end face on mechanical axis corresponding and fits.
It should be noted that, the axle sleeve on shell type gear shaft assemblying body is rotating to be successively enclosed within driving shaft, and the left end driving gear of each axle sleeve, right-hand member is all that hydraulic pressure is subject to mechanical axis (i.e. many rib circles); Meanwhile, this hydraulic pressure is cylindrical body by mechanical axis, and on cylindrical outer surface, the certain arc-shaped surface in interval is provided with multiple end face (be preferably 6 end faces, contrast the present invention does not specifically limit this quantity); Hydraulic pressure is crucial structure by mechanical axis, and the different hydraulic pressure that disalignment puts are subject to the endface position of the one group hydraulic clutch plunger built-in with described output shaft assemblying body of the multiple described end face on mechanical axis corresponding respectively and fit; As long as so stretch out hydraulic pressure corresponding to certain axle sleeve of extruding and realize coaxial rotation when hydraulic clutch plunger is subject to pressurization by mechanical axis, output shaft assemblying body and shell type gear shaft assemblying body realize mechanical linkage the most at last, i.e. engage a gear.On the contrary, the neutral gear of this gear can be realized after the pressure release of hydraulic clutch plunger.Realize neutral gear, namely hydraulic clutch plunger and hydraulic pressure are in separated state by mechanical axis, now gearbox not outputting power.
Preferably, alternatively can embodiment, in described output shaft composite unit structure; Described hydraulic pressure be can also be regular prism by mechanical axis, and the endface position of multiple end face of described regular prism several hydraulic clutch plungers built-in with described output shaft assemblying body is corresponding and fit.
It should be noted that, have two faces parallel to each other, all the other each faces are all quadrilaterals, and often the common edge of adjacent two quadrilaterals is all parallel to each other, and the solid surrounded by these faces is called prism.In the preferred technological scheme of the embodiment of the present invention, hydraulic pressure is can also (namely bottom surface is that the right prism of regular polygon is called regular prism for regular prism by mechanical axis.), and the side of this regular prism is 6 the bests, on each axle sleeve, the hydraulic pressure of the regular prism shape of one end can complete with the secured fit of hydraulic clutch plunger equally by mechanical axis and separate (namely playing clutch action).
The end face arranged by the outer surface of mechanical axis along described hydraulic pressure is 6; And on cavity wall on described output shaft assemblying body, the built-in hydraulic clutch plunger on same circumferential surface is 6, and one_to_one corresponding equal to described end face.
Preferably, can embodiment as one, in described output shaft composite unit structure;
The pto=power take-off of axle sleeve and the other end that one end of described output shaft assemblying body has cavity wall is integral type structure;
Or the pto=power take-off of one end of described output shaft assemblying body axle sleeve and the other end with cavity wall is segmentation structure, and the axle sleeve on described output shaft assemblying body is fixedly connected with pto=power take-off.Namely above-mentioned output shaft assemblying body left end divides the axle sleeve (on the internal chamber wall of its axle sleeve, circular radial post holes is used for built-in hydraulic clutch plunger) arranged and be provided with and install hydraulic clutch plunger, right-hand member is provided with pto=power take-off, both can be overall structures, also can be composite unit structures.
Correspondingly, the embodiment of the present invention additionally provides a kind of hydraulic control transmission cars, include the use of above-mentioned hydraulic control automatic transmission, input gear axle assemblying body 1 wherein in above-mentioned hydraulic control automatic transmission structure realizes mechanical linkage (such as: the head that can promote piston due to the deflagration of firing chamber in fuel engine structure moves back and forth in firing chamber by with motor mechanisms part, piston external part realizes by eccentric stiffener (or the coaxial flywheel connected corresponding crankshaft rotating) driving shaft that rotating power exports to input gear axle assemblying body 1), after the effect of above-mentioned hydraulic control automatic transmission gear shift, the power (pto=power take-off is finally outputed power down by car transmissions again) of the pto=power take-off output variable speed on final dependence output shaft assemblying body 9.The hydraulic control transmission cars that the embodiment of the present invention provides, has the advantages such as speed change is flexible, smooth and easy, speed changer structure simple, stable, realizes driving vehicle travel and carry out gear shift operation by above-mentioned hydraulic control automatic transmission.
In sum, hydraulic control automatic transmission provided by the invention, shifting gear quantity can increase and decrease as required, can meet the stepless change of multiple gear.
Hydraulic control automatic transmission provided by the invention, only needs in gearshift procedure that hydraulic system is pressurizeed to hydraulic clutch plunger, pressure release; Just can realize engage a gear when pressurizeing, pressure release just can be in neutral gear, is convenient to realize mechanical-electrical-hydraulic integration and automatically controls, and all gear positions of whole process keep immobilizing.It is in motion control process obviously, makes shift speed change become more smooth and simple.
Hydraulic control automatic transmission provided by the invention, avoid and use the baroque gear such as synchronizer or lamella clutch, it adopts hydraulic clutch plunger to carry out clutch and revolutionizes and the structure structure of having overturned conventional clutch, and coordinate employing shell type gear arrangement, some gears are coaxially arranged, both simplify overall structure, be convenient to manufacturing again.Hydraulic control automatic transmission provided by the invention, which overcome transmission speed variator structural type complexity, amount of parts is many, to parts machining manufacture dimensional accuracy and position accuracy demand higher, make manufacturing efficiency reduce and use and maintenance inconvenience etc. technological deficiency.
Equally, hydraulic control transmission cars provided by the invention, include the use of above-mentioned hydraulic control automatic transmission, and this hydraulic control transmission cars has that speed change is flexible, smooth and easy, speed changer structure simple, the advantage such as stable, final above-mentioned hydraulic control automatic transmission realizes driving vehicle travel and carry out gear shift operation.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a hydraulic control automatic transmission, is characterized in that,
Comprise input gear axle assemblying body, cone pulley assemblying body, for realizing the shell type gear arrangement of different gear change, hydraulic clutch plunger and output shaft assemblying body, wherein:
Described input gear axle assemblying body comprises driving shaft and is socketed in the driving gear of one end of described driving shaft;
Described cone pulley assemblying body comprises driven shaft and is socketed in several shifting gears on described driven shaft; Described driven shaft and described driving shaft are connected with a joggle by described driving gear;
One end of described output shaft assemblying body is the locking axle sleeve with cavity wall, and the other end is pto=power take-off; Built-in hydraulic clutch plunger described in several on the locking axle sleeve of described output shaft assemblying body upper plenum wall;
Described shell type gear arrangement comprises several and is enclosed within the smooth axle sleeve of internal surface on described driving shaft successively, and one end of each axle sleeve is provided with driving gear, and the other end arranges hydraulic pressure by mechanical axis; Driving gear on described axle sleeve on described shell type gear arrangement on diverse location engages one by one from the different shifting gear on corresponding described cone pulley assemblying body respectively, and described hydraulic pressure is fitted by the end face of the outer surface of mechanical axis and built-in several hydraulic clutch plungers of described output shaft assemblying body;
Wherein: the described hydraulic clutch plunger on described output shaft assemblying body is fastenedly connected by mechanical axis the described hydraulic pressure on described shell type gear arrangement for stretching out when being subject to action of hydraulic force to locate and formed.
2. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
Also comprise gear box casing;
Described input gear axle assemblying body and described output shaft assemblying body run through the two ends of described gear box casing respectively; And the driving shaft on described input gear axle assemblying body and the described pto=power take-off on described output shaft assemblying body are coaxially arranged.
3. hydraulic control automatic transmission as claimed in claim 2, is characterized in that,
Input gear axle assemblying body in described gear box casing, described cone pulley assemblying body, described shell type gear arrangement and output shaft assemblying body spread configuration from left to right.
4. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
In described cone pulley composite unit structure;
Described cone pulley assemblying body is multiple; Multiple described cone pulley assemblying body is around the described driving shaft arranged distribution on described input gear axle assemblying body; And the described driven shaft in multiple described cone pulley composite unit structure all be arranged in parallel with the described driving shaft on described input gear axle assemblying body.
5. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
In described cone pulley composite unit structure;
Multiple shifting gears on described cone pulley assemblying body relative to the driving gear velocity ratio on the described axle sleeve on diverse location on its one to one described shell type gear arrangement, proportional reduction successively or increase.
6. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
In described output shaft composite unit structure;
Described hydraulic pressure is cylindrical body by mechanical axis, and on described cylindrical outer surface, the certain arc-shaped surface in interval is provided with multiple end face; Described hydraulic pressure is subject to the endface position of several the hydraulic clutch plungers built-in with described output shaft assemblying body of the multiple described end face on mechanical axis corresponding and fits.
7. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
In described output shaft composite unit structure;
Described hydraulic pressure be can also be regular prism by mechanical axis, and the endface position of multiple end face of described regular prism several hydraulic clutch plungers built-in with described output shaft assemblying body is corresponding and fit.
8. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
The end face arranged by the outer surface of mechanical axis along described hydraulic pressure is 6; And on cavity wall on described output shaft assemblying body, the built-in hydraulic clutch plunger on same circumferential surface is 6, and one_to_one corresponding equal to described end face.
9. hydraulic control automatic transmission as claimed in claim 1, is characterized in that,
In described output shaft composite unit structure;
The pto=power take-off of locking axle sleeve and the other end that one end of described output shaft assemblying body has cavity wall is integral type structure;
Or the pto=power take-off of one end of described output shaft assemblying body locking axle sleeve and the other end with cavity wall is segmentation structure, and the locking axle sleeve on described output shaft assemblying body is fixedly connected with pto=power take-off.
10. a hydraulic control transmission cars, is characterized in that,
Comprise the hydraulic control automatic transmission as described in any one of claim 1-9.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106402288A (en) * | 2016-11-09 | 2017-02-15 | 山东国金汽车工程技术有限公司 | Automobile gear box integrating clutch function and gear shifting function |
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CN201795017U (en) * | 2010-04-09 | 2011-04-13 | 陈广强 | Automatic transmission of automobile gear |
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CN103851135A (en) * | 2014-03-11 | 2014-06-11 | 江苏赫夫特齿轮制造有限公司 | High-power double-speed-ratio gearbox |
CN204239634U (en) * | 2014-09-29 | 2015-04-01 | 张庆法 | A kind of hydraulic control automatic transmission and hydraulic control transmission cars |
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2014
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US5689998A (en) * | 1994-03-31 | 1997-11-25 | The Anchored Corporation | Continuous-torque variable-speed transmission |
CN102301156A (en) * | 2009-05-19 | 2011-12-28 | Ut全球有限公司 | Multistage automatic transmission |
CN201795017U (en) * | 2010-04-09 | 2011-04-13 | 陈广强 | Automatic transmission of automobile gear |
CN103851135A (en) * | 2014-03-11 | 2014-06-11 | 江苏赫夫特齿轮制造有限公司 | High-power double-speed-ratio gearbox |
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CN106402288A (en) * | 2016-11-09 | 2017-02-15 | 山东国金汽车工程技术有限公司 | Automobile gear box integrating clutch function and gear shifting function |
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