CN108253118A - Automatic transmission - Google Patents
Automatic transmission Download PDFInfo
- Publication number
- CN108253118A CN108253118A CN201711433306.6A CN201711433306A CN108253118A CN 108253118 A CN108253118 A CN 108253118A CN 201711433306 A CN201711433306 A CN 201711433306A CN 108253118 A CN108253118 A CN 108253118A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- case
- transmission
- gearshift
- fastening part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
-
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
-
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K20/00—Arrangement or mounting of change-speed gearing control devices in vehicles
- B60K20/02—Arrangement or mounting of change-speed gearing control devices in vehicles of initiating means
-
- 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
- F16H2057/02026—Connection of auxiliaries with a gear case; Mounting of auxiliaries on the gearbox
-
- 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
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02047—Automatic transmissions
-
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
- F16H2061/308—Modular hydraulic shift units, i.e. preassembled actuator units for select and shift movements adapted for being mounted on transmission casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H2063/3076—Selector shaft assembly, e.g. supporting, assembly or manufacturing of selector or shift shafts; Special details thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Gear-Shifting Mechanisms (AREA)
- General Details Of Gearings (AREA)
Abstract
Case of transmission can be stably installed variable-speed unit, can improve productive automatic transmission without the case of transmission both deposited substantially is transformed by providing.In automatic transmission (1), multiple threaded holes are equipped in transmission case, the multiple lug bosses for being formed with bolt hole are equipped in bottom plate.It is equipped in gearshift case (5)：Lug boss (5A) to (5E), is formed with the bolt hole for inserting bolt (19A) to (19E), is fastened to the threaded hole of transmission case to (19E) by bolt (19A)；And lug boss (5F) to (5I), the lug boss of bottom plate are fastened by bolts to lug boss (5F) to (5I), lug boss (5F) to (5I) is detached with transmission case.
Description
Technical field
The present invention relates to the automatic transmission for being equipped on vehicle.
Background technology
Usually, the automatic transmission carried as vehicles such as automobiles, it is known that AMT (Automated Manual
Transmission：Auto-manual transmission), it is automatically carried out in MT (Manual Transmission by actuator：
Manual transmission) in the variable speed operation that is carried out of driver, so as to such as AT (Automatic Transmission：It is automatic to become
Fast device) fluid drive is carried out like that.
As existing this AMT, it is known that the AMT for example described in patent document 1.The AMT is in the upper of case of transmission
Portion is provided with the gear shift unit of automatically driving gearshift chosen axis.
Gear shift unit has：Actuator is selected, operates gearshift chosen axis in the axial direction；Shift actuator makes
Gearshift chosen axis rotates about the axis；And oil gear, including providing working oil to selection actuator and shift actuator
Oil pump, motor and accumulator.
Gear shift unit is also equipped with that fluid drive will be installed to after selection actuator, shift actuator and oil gear integration
The bottom plate of the case of transmission of device, bottom plate are fastened by bolts to case of transmission in multiple fastening positions.
Existing technical literature
Patent document
Patent document 1：Special open 2016-38069 bulletins
Invention content
Problems to be solved by the invention
In this existing automatic transmission, since bottom plate in multiple fastening positions is fastened by bolts to transmission case
Body, therefore when in order to which bottom plate is fastened firmly to case of transmission when increasing fastening position, needing to carry out transmission case
The substantially transformation of body.The productivity of automatic transmission is it is possible that deterioration, still has room for improvement as a result,.
The present invention is conceived to above-mentioned this problem and completes, and its purpose is to provide without the change both deposited substantially is transformed
Variable-speed unit can be stably installed case of transmission, can improve productive automatic transmission by fast device housing.
The solution to the problem
The automatic transmission of the present invention has：Case of transmission；Gearshift case, is fastened to above-mentioned case of transmission, supports
From the internal stretch of above-mentioned case of transmission to the gearshift chosen axis of the outside of above-mentioned case of transmission；And variable-speed unit,
The outside of above-mentioned case of transmission is set to, speed change, above-mentioned variable-speed unit are carried out by being automatically brought into operation above-mentioned gearshift chosen axis
Have：Actuator portion makes above-mentioned gearshift chosen axis move and rotate about the axis in the axial direction；Driving device, driving are above-mentioned
Actuator portion；And bottom plate, above-mentioned case of transmission is fastened to, links above-mentioned actuator portion and above-mentioned driving device, it is above-mentioned
Automatic transmission is characterized in that, multiple 1 are equipped with by fastening part in above-mentioned case of transmission, and multiple the are equipped in above-mentioned bottom plate
2 fastening parts are equipped in above-mentioned gearshift case：Multiple 1st fastening parts are fastened to the above-mentioned 1st by fastening part；And the 2nd fastened
Portion, above-mentioned 2nd fastening part are fastened to the above-mentioned 2nd by fastening part, and the above-mentioned 2nd by at least more than half and above-mentioned speed change of fastening part
Device housing detaches.
Invention effect
In this way, according to the above-mentioned present invention, variable-speed unit can be stablized without the case of transmission both deposited substantially is transformed
Ground is installed to case of transmission, can improve the productivity of automatic transmission.
Description of the drawings
Fig. 1 is the stereogram of the automatic transmission of one embodiment of the invention.
Fig. 2 is the vertical view of the automatic transmission of one embodiment of the invention.
Fig. 3 is the right view of the automatic transmission of one embodiment of the invention.
Fig. 4 is the automatic transmission of the state after transmission case is removed in the automatic transmission of one embodiment of the invention
Internal structure chart.
Fig. 5 is the state after removing variable-speed unit and gearshift case in the automatic transmission of one embodiment of the invention
The vertical view of case of transmission.
Fig. 6 is the front view of the gearshift case of the automatic transmission of one embodiment of the invention and chosen axis of shifting gears.
Fig. 7 is mounted to the stereogram of the bottom plate of the automatic transmission of one embodiment of the invention.
Fig. 8 is the oil pressure generating device for the automatic transmission for representing one embodiment of the invention and the composition of shifting actuator
With the figure of the flow direction of oil.
Fig. 9 is the vertical view of the gearshift case of the automatic transmission of one embodiment of the invention and chosen axis of shifting gears.
Figure 10 is the automatic transmission shift case of one embodiment of the invention and the bottom view of gearshift chosen axis.
Figure 11 be in the automatic transmission of one embodiment of the invention by case of transmission, be installed to gearshift case gearshift
The left view of automatic transmission after chosen axis and variable-speed unit decomposition.
Figure 12 is automatic after decomposing case of transmission and bottom plate in the automatic transmission of one embodiment of the invention
The vertical view of speed changer.
Reference sign
1：Automatic transmission；2：Case of transmission；4a、4b、4c、4d、4e：Threaded hole (the 1st by fastening part)；5：Gearshift
Case；5A、5B、5C、5D、5E：Lug boss (the 1st fastening part)；5F、5G、5H、5I：Lug boss (the 2nd by fastening part)；5J：Engagement
Portion；5S、5T：Extension；5f、5g、5h、5i：Threaded hole (fastener hole)；19A、19B、19C、19D、19E：Bolt (the 1st fastening
Portion)；19F、19G、19H、19I：Bolt (the 2nd fastening part, fastener)；30：Variable-speed unit；32：Oil pressure generating device (driving dress
It puts, variable-speed unit)；33：Shifting actuator (actuator portion, variable-speed unit)；35：Bottom plate (variable-speed unit)；35F、35G、35H、
35I：Lug boss (the 2nd fastening part)；35f、35g、35h、35i：Bolt hole (inserting hole)；36：Fluid reservoir (driving device)；36a：
Recess portion；37：Motor (driving device, oily supply unit)；38：Oil pump (driving device, oily supply unit)；39：Accumulator (driving dress
It puts, oily supply unit).
Specific embodiment
The automatic transmission of one embodiment of the present invention has：Case of transmission；Gearshift case, is fastened to transmission case
Body supports the gearshift chosen axis of the outside from the internal stretch of case of transmission to case of transmission；And variable-speed unit, it sets
The outside of case of transmission is placed in, carries out speed change by being automatically brought into operation gearshift chosen axis, variable-speed unit has：Actuator portion,
It makes gearshift chosen axis move and rotate about the axis in the axial direction；Driving device drives actuator portion；And bottom plate, it is tight
Case of transmission is affixed to, links actuator portion and driving device, in automatic transmission, multiple 1 are equipped in case of transmission
By fastening part, multiple 2nd fastening parts are equipped in bottom plate, are equipped in gearshift case：Multiple 1st fastening parts, are fastened to the 1st and are fastened
Portion；And the 2nd by fastening part, the 2nd fastening part is fastened to the 2nd by fastening part, and the 2nd by at least more than half and speed change of fastening part
Device housing detaches.
Variable-speed unit can be stably installed transmission case without the case of transmission both deposited substantially is transformed as a result,
Body can improve the productivity of automatic transmission.
[embodiment]
Hereinafter, the embodiment of the automatic transmission using the description of the drawings present invention.
Fig. 1 to Figure 12 is the figure for the automatic transmission for representing one embodiment of the invention.In addition, in Fig. 1 to Figure 12, on
Lower left and right directions is represented from the direction during driver's viewing for taking vehicle.
First, illustrate to form.
In Fig. 1 to Fig. 3, for example equipped with the automatic transmission including AMT in the engine room (not shown) of vehicle
1.In Fig. 1, Fig. 2, automatic transmission 1 has case of transmission 2, and case of transmission 2 includes clutch outer member 3 and and clutch
The adjacent transmission case 4 of device shell 3.
The clutch 51 of starting is accommodated in clutch outer member 3 (with reference to Fig. 2).In Fig. 4, it is received in transmission case 4
Receiving has input shaft 6, the 1st jackshaft 7, the 2nd jackshaft 8 and differential gear 9.Among input shaft 6, the 1st jackshaft 7 and the 2nd
It is parallel that axis 8 is arranged to respective axis direction.
The one end of input shaft 6 is prominent from transmission case 4 to clutch outer member 3, and power passes through from internal combustion engine 50 (with reference to Fig. 2)
Clutch 51 is transmitted to input shaft 6.Speed change input gear 6A, input gear 6A are equipped with by corresponding to shift gear in input shaft 6
Quantity be provided separately on the axis direction of input shaft 6.
The 1st countershaft-gear 7A and the 2nd jackshaft tooth of speed change are respectively equipped in the 1st jackshaft 7 and the 2nd jackshaft 8
8A is taken turns, the 1st countershaft-gear 7A and the 2nd countershaft-gear 8A are engaged with input gear 6A.
Final gear 7B, 8B (being represented by dashed line in figure 3) are respectively equipped in the 1st jackshaft 7 and the 2nd jackshaft 8,
Final gear 7B, 8B are engaged with the end driven gear 9A of differential gear 9.
Differential gear 9 includes：End driven gear 9A；Differential carrier 9B, peripheral part are equipped with end driven gear 9A；
And differential gearing (not shown), it is accommodated in differential carrier 9B.
Opening portion 4A (with reference to Fig. 5) is formed in the upper wall of transmission case 4, is accommodated in transmission case 4 by opening portion 4A
Gearshift chosen axis 10.Chosen axis 10 of shifting gears has the axis with the upper and lower directions of the axis vertical take-off of input shaft 6, from transmission case 4
Internal stretch is to the outside (with reference to Fig. 6) of transmission case 4.
Gearshift case 5 is fastened in the upper wall of transmission case 4, gearshift chosen axis 10 is installed to gearshift case 5 and in its axis side
It moves up freely and rotates about the axis freely.
Cricoid joint portion 4B is formed in the upper wall of transmission case 4 (with reference to Fig. 5).It is formed in the lower surface of gearshift case 5
Cricoid joint portion 5J (with reference to Figure 10), joint portion 5J is engaged with joint portion 4B.The joint portion 5J of the present embodiment is in above-below direction
It is upper that there is plate thickness, form the joint portion of the present invention.
1st jackshaft 7, the 2nd jackshaft 8 and end driven gear 9A are set to relative to input shaft 6 and are selected with shifting gears
The opposite side of axis 10.
In gearshift chosen axis 10, dividually it is equipped with interior bar 10A, 10B up and down (with reference to Figure 11).In Fig. 4, interior bar 10A energy
Selectively engage with gearshift piece 12A, 12B, interior bar 10B can selectively engage with gearshift piece 12C, 12D.
The piece 12A to 12D that shifts gears links respectively with shifting shaft 13A to 13D.Shifting shaft 13A to 13D is installed to transmission case 4 simultaneously
And it is moved freely along the axis direction of input shaft 6.
Be fixed with selector fork 14A to 14D in shifting shaft 13A to 13D, selector fork 14A to 14D respectively with it is (not shown)
Engage clutch connection.Engagement clutch is arranged on the axis of the 1st jackshaft 7 and the 2nd jackshaft 8 and in the 1st jackshaft 7
It is moved freely on the axis direction of the 2nd jackshaft 8.
In the automatic transmission 1 of the present embodiment, when gearshift chosen axis 10 is in upper and lower directions corresponding with axis direction
When mobile, selection operation is carried out, when chosen axis 10 of shifting gears is rotated about the axis thereof in the selection position of defined shift gear, is carried out
Gear shift operation.
Specifically, when gearshift chosen axis 10 move in the up-down direction and in defined shift gear interior bar 10A, 10B with
Any one in gearshift piece 12A to 12D is chimeric, any one when gearshift chosen axis 10 rotates, in shifting shaft 13A to 13D
It can be moved on the axis direction of input shaft 6.
At this point, any one in selector fork 14A to 14D makes engagement clutch in the 1st jackshaft 7 or the 2nd jackshaft 8
Axis direction on move, the 1st countershaft-gear 7A or the 2nd countershaft-gear 8A are connected with the 1st jackshaft 7 or the 2nd jackshaft 8
Knot.
As a result, in the 1st countershaft-gear 7A or the 2nd countershaft-gear with being attached to the 1st jackshaft 7 or the 2nd jackshaft 8
Between the input gear 6A that 8A is engaged, it is specified that shift gear set up.
When defined shift gear is set up, the power of internal combustion engine 50 passes through the 1st countershaft-gear 7A or the 2nd from input shaft 6
Countershaft-gear 8A is transmitted to the 1st jackshaft 7 or the 2nd jackshaft 8.
At this point, power from the 1st jackshaft 7 or the 2nd jackshaft 8 by final gear 7B, 8B be transmitted to end from
After moving gear 9A, power is transmitted to from the differential gearing for being built in differential carrier 9B by the drive shaft of left and right (not shown) does not scheme
The driving wheel of the left and right shown.The differential rotation of driving wheel of left and right as a result,.
On the other hand, internal combustion engine 50 has bent axle (not shown) and the flywheel (not shown) set on bent axle.Clutch 51 has
Standby friction plate (not shown) of end for being set on input shaft 6 etc..
Power is transmitted to input shaft 6 by clutch 51 by the way that friction plate is made to be contacted with flywheel from bent axle, by making friction
Piece detaches with flywheel and blocks the power that input shaft 6 is transmitted to from bent axle.
In Fig. 1, clutch separation component 20 is accommodated in clutch outer member 3.Clutch separation component 20 includes dividing
Off-axis to hold 21 and separation cylinder 22, release bearing 21 and separation cylinder 22 are arranged on input shaft 6.
Working oil imports separation cylinder 22 by oil pressure piping 23.Release bearing 21 using imported into separation cylinder 22 oil pressure into
Row work makes the friction plate of clutch 51 contact with flywheel or be detached with flywheel.
Power is transmitted to the transmission of input shaft 6 or power from internal combustion engine 50 and is blocked as a result,.
Outside, case of transmission 2 top as case of transmission 2 is provided with oil pressure generating device 32, speed change
Actuator 33 and control device 34.Oil pressure generating device 32, shifting actuator 33 and control device 34 are installed to bottom plate 35,
Bottom plate 35 is installed to gearshift case 5.
Oil pressure generating device 32 has fluid reservoir 36, motor 37, oil pump 38 and accumulator 39.It is stored up in fluid reservoir 36
There is working oil.Oil pump 38 is driven by motor 37, thus by the working oil stored in fluid reservoir 36 by being formed in bottom plate
35 oil circuit (not shown) is supplied to accumulator 39.
Accumulator 39 puts aside the pressure of working oil, and high pressure oil pressure is provided by being formed in the oil circuit (not shown) of bottom plate 35
To shifting actuator 33.
In the figure 7, bottom plate 35 is formed as the plate extended in the horizontal direction.Installation accumulator 39 is equipped in bottom plate 35
The motor mounting portion 35B of accumulator mounting portion 35A and installation motor 37.Intercommunicating pore 35C, intercommunicating pore are formed in bottom plate 35
The oil circuit that 35C compositions connect fluid reservoir 36 with oil pump 38.
The shifting actuator mounting portion 35E of installation shifting actuator 33 is formed in bottom plate 35, is installed in shifting actuator
Portion 35E is formed with opening portion 35e.Chosen axis 10 of shifting gears inserts opening portion 35e, and the top of gearshift chosen axis 10 passes through opening portion
35e is protruded upward from the upper surface of bottom plate 35.
In figure 6, outer bar 16 and helical spring 17 are installed on the top of gearshift chosen axis 10.Helical spring 17 is being shifted gears
It exerts a force upward to gearshift chosen axis 10 on the axis direction of chosen axis 10.
In fig. 8, shifting actuator 33 has clutch operating solenoid valve 40, selection operation solenoid valve 41, gear shift operation
Solenoid valve 42, selection actuator 43 and shift actuator 44.The shifting actuator 33 of the present embodiment forms the actuating of the present invention
Device portion.
In the figure 7, working oil supply unit 35D is formed in bottom plate 35, oil pressure piping is installed in working oil supply unit 35D
23 end.Oil circuit 35d is formed in working oil supply unit 35D, and oil circuit 35d is by being formed in the oil circuit (not shown) of bottom plate 35
It is connected with accumulator 39.The high pressure oil pressure of accumulator 39 passes through the oil circuit 35d of working oil supply unit 35D and oil pressure piping as a result,
23 and be supplied to separation cylinder 22.
Clutch operating solenoid valve 40 is by the high pressure oil pressure that accumulator 39 generates from the oil circuit 35d of working oil supply unit 35D
Separation cylinder 22 is supplied to by oil pressure piping 23, so as to operate clutch 51.
Selection operation solenoid valve 41 provides it to selection actuator 43 after adjusting the high pressure oil pressure that accumulator 39 generates, and changes
Gear operation solenoid valve 42 provides it to shift actuator 44 after adjusting the high pressure oil pressure that accumulator 39 generates.
Select actuator 43 based on the oil pressure provided from selection operation solenoid valve 41, the active force of dipscrews spring 17 and
Pressing gearshift chosen axis 10, the chosen axis 10 that will shift gears are operated to a side of choice direction.When the pressing force of outer bar 16 is released from,
Gearshift chosen axis 10 exerts a force to move to the opposing party of choice direction by helical spring 17.
In this way, using actuator 43 is selected and helical spring 17 makes gearshift chosen axis 10 be moved to choice direction.Spiral bullet
The exert a force chosen axis 10 that will shift gears of spring 17 shifts the position maximally moved upward onto.
When chosen axis 10 of shifting gears is located at the position, arbitrary shift gear (or neutral gear) is set up, when chosen axis 10 of shifting gears is from making
The active force for the position dipscrews spring 17 that arbitrary shift gear is set up and when moving downwards, other shift gear are set up.
Shift actuator 44 is based on the oil pressure provided from gear shift operation solenoid valve 42, the gear level of pressing gearshift chosen axis 10
And gearshift chosen axis 10 is operated to shifting direction.
Control device 34 is by including CPU (Central Processing Unit：Central processing unit), ROM (Read
Only Memory：Read-only memory), RAM (Random Access Memory：Random access memory) etc. individual calculus
Mechanism into.Control device 34 is for example based on detection set on the (not shown) of the gear shift operation of the gear level (not shown) of driver's seat
The detection information of gearshift position sensor, carrys out self-test acceleration at the detection information of the vehicle speed sensor (not shown) of detection speed
The detection information of the accelerator sensor of the tread-on quantity of device pedal etc., to judge speed change point.
Control device 34 operates clutch operating solenoid valve 40 and oil pressure is supplied to separation cylinder when judging speed change point
22.When oil pressure be provided to separation cylinder 22 when, release bearing 21 makes the friction plate of clutch 51 be detached with flywheel, so as to block from
The power that bent axle is transmitted to input shaft 6.
When stopping providing oil pressure to separation cylinder 22, release bearing 21 makes the friction plate of clutch 51 be contacted with flywheel, by
This, power is transmitted to input shaft 6 from bent axle.
Control device 34 controls selection operation solenoid valve 41 and gear shift operation solenoid valve 42 to drive when clutch 51 is cut off
Move gear actuator 44 and selection actuator 43, thus become in the axial direction and around axis operation gearshift chosen axis 10
Speed.
In Fig. 1, clutch stroke sensor 24 is equipped on input shaft 6, clutch stroke sensor 24 passes through wiring
24a is connected to control device 34.The shift position of the detection separation cylinder 22 of clutch stroke sensor 24 simultaneously exports detection information
To control device 34.Control device 34 judges the state of clutch 51 based on the detection information of clutch stroke sensor 24
(such as clutch 51 is in half-clutch state etc.).
32 structure of oil pressure generating device for including fluid reservoir 36, motor 37, oil pump 38 and accumulator 39 of the present embodiment
Into inventive drive means, motor 37, oil pump 38 and accumulator 39 form the oily supply unit of the present invention.
Clutch operating device 31, oil pressure generating device 32, shifting actuator 33, control device 34 and bottom plate 35 are formed
Variable-speed unit 30.
In figure 6, guide plate 18 is equipped in gearshift case 5, the guide groove of the shape along gearshift pattern is formed in guide plate 18
18A.Guide groove 18A is inserted into set on the front end of the guide pin 10C of gearshift chosen axis 10.
When 10 speed change of chosen axis of shifting gears is each shift gear, guide pin 10C abuts to guide groove 18A's corresponding with each shift gear
Wall surface.Limitation gearshift chosen axis 10 prevents gearshift chosen axis 10 from selecting to choice direction and the amount of movement of shifting direction as a result,
It is shaken in direction and shifting direction.
In Figure 5, threaded hole 4a, 4b, 4c, 4d, 4e are equipped in the joint portion 4B of transmission case 4, threaded hole 4a to 4e is connecing
By fixed spaced apart on the circumferencial direction of conjunction portion 4B.At joint portion, 4B is formed with 2 be fitted into for positioning pin (not shown)
Pin hole 4j, 4k, pin hole 4j, 4k are opposed in the vehicle width direction.
In fig.9,5 lug bosses 5A, 5B, 5C, 5D, 5E are equipped in gearshift case 5, are respectively formed in lug boss 5A to 5E
Bolt hole 5a, 5b, 5c, 5d, 5e (with reference to Figure 10).
In Fig. 10, bolt hole 5a to 5e is pressed fixed spaced apart on the circumferencial direction of joint portion 5J.At joint portion
5J is formed with 2 pin holes 5j, 5k being fitted into for positioning pin, and pin hole 5j, 5k are opposed in the vehicle width direction.
Gearshift case 5 is that pin hole 4j, 4k, 5j, 5k are linked threaded hole 4a to 4e and bolt hole 5a extremely by positioning pin
5e is respectively aligned to, and is positioned to transmission case 4.
Make bolt 19A, 19B, 19C, 19D, 19E in a state that threaded hole 4a to 4e and bolt hole 5a are respectively aligned to 5e
Chimeric with threaded hole 4a to 4e by bolt hole 5a to 5e, case 5 of shifting gears as a result, is secured to transmission case 4 (with reference to Figure 12).
In the figure 7,4 lug bosses 35F, 35G, 35H, 35I are equipped in bottom plate 35, are respectively formed in lug boss 35F to 35I
There are bolt hole 35f, 35g, 35h, 35i.
In Fig. 9, Tu10Zhong, extension 5S, 5T are formed in gearshift case 5.Extension 5S, 5T reach joint portion 5J it
Outside, it is detached with transmission case 4.That is, extension 5S, 5T are arranged on the component independently of transmission case 4.Here, it is except the 5J of joint portion
Refer to side relative to joint portion 5J and opposite with gearshift chosen axis 10.
Extension 5S, 5T be equipped with lug boss 5F, 5G, 5H, lug boss 5F to 5H be respectively formed with threaded hole 5f, 5g,
5h.Lug boss 5F to 5H is detached with transmission case 4 as a result,.
Lug boss 5I is equipped in the upper surface of gearshift case 5, threaded hole 5i is formed in lug boss 5I.Lug boss 5I relative to
Joint portion 5J is set on 10 side of gearshift chosen axis.Lug boss 5I is detached with transmission case 4.
Bolt 19F, 19G, 19H, 19I is made to pass through spiral shell in a state that threaded hole 5f to 5i is aligned with bolt hole 35f to 35i
Keyhole 35f to 35i is chimeric with threaded hole 5f to 5i, and bottom plate 35 is only tightened to gearshift case 5 as a result, (with reference to Fig. 2).
In fig.9, the pin hole 5m being fitted into for positioning pin (not shown) is formed in lug boss 5H.In figure 6, in gearshift case
5 upper surface is formed with fitting portion 5M, and fitting portion 5M surrounds gearshift chosen axis 10 and dashes forward upward from the upper surface of gearshift case 5
Go out.
The pin hole (not shown) being fitted into for fitting portion (not shown) and positioning pin is formed in the lower surface of bottom plate 35.When changing
The fitting portion 5M of gear case 5 is chimeric with the fitting portion of bottom plate 35 and the pin hole of bottom plate 35 and the pin hole 5m for case 5 of shifting gears pass through positioning pin
During connection, bolt hole 35f to 35i is aligned with threaded hole 5f to 5i, and bottom plate 35 is positioned to gearshift case 5.
In fig. 2, recess portion 36a is formed in fluid reservoir 36, is accommodated in recess portion 36a and is changed for bottom plate 35 to be fastened to
Keep off the bolt 19I of case 5.
The lug boss 5A to 5E and bolt 19A to 19E of the present embodiment form the 1st fastening part of the present invention, and threaded hole 4a is extremely
4e forms of the invention the 1st by fastening part.Lug boss 35F to 35I and bolt 19F to 19I forms the 2nd fastening part of the present invention,
Threaded hole 5f to 5i and lug boss 5F to 5I forms of the invention the 2nd by fastening part.
Bolt 19F to 19I forms the fastener of the present invention, and bolt hole 35f to 35i forms the inserting hole of the present invention.Screw thread
Hole 5f to 5i forms the fastener hole of the present invention.In addition, threaded hole 4a to 4e, lug boss 5A to 5E, lug boss 5F to 5I and convex
The quantity for playing portion 35F to 35I is not limited to 4 or 5.
In figure 3, in the case where watching automatic transmission 1 from the axis direction of input shaft 6, in 3 shape of clutch outer member
It is bloated outward than the longitudinal wall 4C upwardly extended in the upper and lower of transmission case 4 into having bellying 3A, bellying 3A.
Extension portion 35p is formed in the end of the extending direction of bottom plate 35, extension portion 35p is leaned on than the longitudinal wall 4C of transmission case 4
Extend outside and to the side 3a of bellying 3A.
In oil pressure generating device 32, the upper surface side of extension portion 35p is provided with fluid reservoir 36 and motor 37, is prolonging
The lower face side for going out portion 35p is provided with oil pump 38 and accumulator 39.
In the following, illustration.
As shown in figure 11, in the state of before variable-speed unit 30 is installed to case of transmission 2, transmission case 4 and gearshift case
5 integrated gearshift chosen axis 10 and variable-speed unit 30 are independent.
It will shift gears in the case that chosen axis 10 is installed to transmission case 4 from the state, gearshift chosen axis 10 is passed through into transmission
The opening portion 4A of case 4 is received into transmission case 4.
Then, pin hole 4j, 4k and pin hole 5j, 5k are linked by positioning pin, so as to make threaded hole 4a to 4e and bolt hole
5a to 5e is respectively aligned to.
Then, bolt 19A to 19E is inserted into each bolt hole 5a to 5e, bolt 19A to 19E is respectively secured to screw thread
Hole 4a to 4e is fastened to threaded hole 4a to 4e so as to which lug boss 5A to 5E be made to pass through bolt 19A to 19E.Gearshift 5 quilt of case as a result,
It is fastened to transmission case 4.The state is shown in FIG. 12.
Then, the top of gearshift chosen axis 10 is made to insert the opening portion 35e of bottom plate 35 and bottom plate 35 is placed in gearshift case
5。
At this point, when gearshift case 5 fitting portion 5M is chimeric with the fitting portion of bottom plate 35 and the pin hole of bottom plate 35 and case 5 of shifting gears
When pin hole 5m is linked by positioning pin, bolt hole 35f to 35i is aligned with threaded hole 5f to 5i, and bottom plate 35 is positioned to gearshift
Case 5.
In fig. 12, the bolt hole 35f to 35i of alignment is connected with threaded hole 5f to 5i with line.It is positioned by bottom plate 35
To after gearshift case 5, bolt 19F to 19I is inserted into bolt hole 35f to 35i respectively, bolt 19F to 19I is fastened to threaded hole 5f
To 5i.
Lug boss 35F to 35I is fastened to lug boss 5F to 5I by bolt 19F to 19I as a result, and bottom plate 35 is secured to
Gearshift case 5.As a result, variable-speed unit 30 is mounted to gearshift case 5.
The automatic transmission 1 of the present embodiment has variable-speed unit 30, and variable-speed unit 30 is set to the outside of transmission case 4, leads to
It crosses and is automatically brought into operation gearshift chosen axis 10 to carry out speed change.
Variable-speed unit 30 has：Shifting actuator 33 makes gearshift chosen axis 10 move and rotate about the axis in the axial direction；
Oil pressure generating device 32 drives shifting actuator 33；And bottom plate 35, transmission case 4 is fastened to, links shifting actuator 33
With oil pressure generating device 32.
Threaded hole 4a to 4e is equipped in transmission case 4, lug boss 35F to 35I is equipped in bottom plate 35, in lug boss 35F to 35I
It is formed with bolt hole 35f to 35i.
It is equipped in gearshift case 5：Lug boss 5A to 5E is formed with bolt hole 5a for inserting bolt 19A to 19E extremely
5e is fastened to threaded hole 4a to 4e by bolt 19A to 19E；And lug boss 5F to 5I, lug boss 35F to 35I pass through bolt
19F to 19I is fastened to lug boss 5F to 5I, and lug boss 5F to 5I is detached with transmission case 4.
Can bottom plate 35 be fastened firmly to by gearshift case 5 by bolt 19F to 19I as a result, it can be by variable-speed unit 30 with steady
Fixed state is installed to transmission case 4.
In addition, the lug boss 5F to 5I that bottom plate 35 is fastened to more than half of gearshift case 5 is detached with transmission case 4, therefore
Bottom plate 35 can be installed to case of transmission 2 without substantially transformation case of transmission 2.As a result, fluid drive can be improved
The productivity of device 1.
In addition, according to the automatic transmission 1 of the present embodiment, lug boss 5F to 5I is only formed in gearshift case 5, and bottom plate 35 is only tight
It is fixed in gearshift case 5.The transformation position of the case of transmission 2 on the basis as automatic transmission 1 can be cut down as a result, therefore for example
The case of transmission that the case of transmission of manual transmission can be easily converted as automatic transmission.As a result, can more have
Improve the productivity of automatic transmission 1 in effect ground.
In addition, according to the automatic transmission 1 of the present embodiment, gearshift case 5 has：Cricoid joint portion 5J is equipped with protrusion
Portion 5A to 5E is engaged with transmission case 4；And extension 5S, 5T, it reaches except the 5J of joint portion, is equipped in extension 5S, 5T
Lug boss 5F to 5H.
Variable-speed unit 30 can be installed to transmission case 4 with more stable state as a result,.
In addition, although the lug boss 5I of the present embodiment is set on gearshift 10 side of chosen axis relative to joint portion 5J and is not configured at
Extension, but extension can also be configured at.
In this way, lug boss 5F to 5I can be made to be detached with transmission case 4, can more effectively cut down as automatic transmission 1
The transformation position of the case of transmission 2 on basis can more effectively improve the productivity of automatic transmission 1.
In addition, according to the automatic transmission 1 of the present embodiment, fluid reservoir 36 has recess portion 36a, and recess portion 36a storages are used for will
Bottom plate 35 is fastened to the bolt 19I of gearshift case 5.The position of fluid reservoir 36 can not be influenced as a result, and for by variable-speed unit 30
It is fastened to the optimum position setting bolt 19I of transmission case 4 and lug boss 5I, 35I.
Although in addition, the automatic transmission 1 of the present embodiment by AMT as an example, can also as automatic transmission
It is AT (Automatic Transmission：Automatic transmission).
Although disclosing the embodiment of the present invention, but it is clear that those skilled in the art are with can not departing from the scope of the present invention
It is changed.All this modifications and equivalent are contained in claims by intention.
Claims (5)
1. a kind of automatic transmission, has：
Case of transmission；
Gearshift case, is fastened to above-mentioned case of transmission, supports from the internal stretch of above-mentioned case of transmission to above-mentioned speed changer
The gearshift chosen axis of the outside of housing；And
Variable-speed unit is set to the outside of above-mentioned case of transmission, is become by being automatically brought into operation above-mentioned gearshift chosen axis
Speed,
Above-mentioned variable-speed unit has：Actuator portion makes above-mentioned gearshift chosen axis move and rotate about the axis in the axial direction；Driving
Device drives above-mentioned actuator portion；And bottom plate, above-mentioned case of transmission is fastened to, links above-mentioned actuator portion and upper
Driving device is stated, above-mentioned automatic transmission is characterized in that,
Multiple 1 are equipped with by fastening part in above-mentioned case of transmission,
Multiple 2nd fastening parts are equipped in above-mentioned bottom plate,
It is equipped in above-mentioned gearshift case：Multiple 1st fastening parts are fastened to the above-mentioned 1st by fastening part；And the 2nd by fastening part, on
It states the 2nd fastening part and is fastened to the above-mentioned 2nd by fastening part,
Above-mentioned 2nd is detached by at least more than half of fastening part with above-mentioned case of transmission.
2. automatic transmission according to claim 1, which is characterized in that
Above-mentioned 2nd is detached by fastening part with above-mentioned case of transmission.
3. the automatic transmission according to claim 1 or claim 2, which is characterized in that
Above-mentioned 2nd is only formed in above-mentioned gearshift case by fastening part, and above-mentioned bottom plate is only tightened to above-mentioned gearshift case.
4. the automatic transmission described in any one in claim 1 to claim 3, which is characterized in that
Above-mentioned gearshift case has：Joint portion for ring-type, equipped with above-mentioned 1st fastening part, is engaged with above-mentioned case of transmission；With
And extension, it reaches except above-mentioned joint portion,
Above-mentioned 2nd is set on above-mentioned extension by least one in fastening part.
5. the automatic transmission described in any one in claim 1 to claim 4, which is characterized in that
Above-mentioned 2nd fastening part includes fastener and the inserting hole for inserting above-mentioned fastener,
Above-mentioned 2nd includes fastener hole by fastening part, and above-mentioned fastener is fastened to above-mentioned fastener hole,
Above-mentioned driving device includes：Fluid reservoir, oil in reserve；And oily supply unit, the oil that will be stored in above-mentioned fluid reservoir
Above-mentioned actuator portion is supplied to,
Above-mentioned fluid reservoir has the recess portion for storing above-mentioned fastener.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016255149A JP6512212B2 (en) | 2016-12-28 | 2016-12-28 | Automatic transmission |
| JP2016-255149 | 2016-12-28 | ||
| JP2017031013A JP6508230B2 (en) | 2017-02-22 | 2017-02-22 | Automatic transmission |
| JP2017-031013 | 2017-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108253118A true CN108253118A (en) | 2018-07-06 |
| CN108253118B CN108253118B (en) | 2021-01-05 |
Family
ID=62510056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711433306.6A Active CN108253118B (en) | 2016-12-28 | 2017-12-26 | Automatic transmission |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN108253118B (en) |
| DE (1) | DE102017223314A1 (en) |
| FR (1) | FR3061253B1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210197915A1 (en) * | 2019-12-27 | 2021-07-01 | Polaris Industries Inc. | Powered Vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7040327B2 (en) | 2018-07-06 | 2022-03-23 | スズキ株式会社 | Automatic transmission |
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|---|---|---|---|---|
| JP2005273746A (en) * | 2004-03-24 | 2005-10-06 | Suzuki Motor Corp | Automatic transmission |
| CN1991214A (en) * | 2005-12-28 | 2007-07-04 | 雅马哈发动机株式会社 | Gear shifting actuator, vehicle with the gear shifting actuator and method of mounting the gear shifting actuator |
| CN203051696U (en) * | 2012-12-03 | 2013-07-10 | 重庆永发工业有限公司 | Gear shifting case body of heavy-duty car |
| CN203248689U (en) * | 2013-04-18 | 2013-10-23 | 柳州上汽汽车变速器有限公司 | Gear selecting and shifting device of automotive transmission |
| CN105593047A (en) * | 2014-08-11 | 2016-05-18 | 铃木株式会社 | Automatic transmission |
| JP2016102508A (en) * | 2014-11-27 | 2016-06-02 | スズキ株式会社 | Automatic transmission |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6299518B2 (en) | 2014-08-11 | 2018-03-28 | スズキ株式会社 | Automatic transmission for vehicles |
-
2017
- 2017-12-20 DE DE102017223314.1A patent/DE102017223314A1/en active Pending
- 2017-12-21 FR FR1762715A patent/FR3061253B1/en active Active
- 2017-12-26 CN CN201711433306.6A patent/CN108253118B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005273746A (en) * | 2004-03-24 | 2005-10-06 | Suzuki Motor Corp | Automatic transmission |
| CN1991214A (en) * | 2005-12-28 | 2007-07-04 | 雅马哈发动机株式会社 | Gear shifting actuator, vehicle with the gear shifting actuator and method of mounting the gear shifting actuator |
| CN203051696U (en) * | 2012-12-03 | 2013-07-10 | 重庆永发工业有限公司 | Gear shifting case body of heavy-duty car |
| CN203248689U (en) * | 2013-04-18 | 2013-10-23 | 柳州上汽汽车变速器有限公司 | Gear selecting and shifting device of automotive transmission |
| CN105593047A (en) * | 2014-08-11 | 2016-05-18 | 铃木株式会社 | Automatic transmission |
| JP2016102508A (en) * | 2014-11-27 | 2016-06-02 | スズキ株式会社 | Automatic transmission |
| CN105650271A (en) * | 2014-11-27 | 2016-06-08 | 铃木株式会社 | Automatic transmission |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210197915A1 (en) * | 2019-12-27 | 2021-07-01 | Polaris Industries Inc. | Powered Vehicle |
| US11834125B2 (en) * | 2019-12-27 | 2023-12-05 | Polaris Industries Inc. | Powered vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017223314A1 (en) | 2018-06-28 |
| CN108253118B (en) | 2021-01-05 |
| FR3061253A1 (en) | 2018-06-29 |
| FR3061253B1 (en) | 2019-12-20 |
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