CN110388444A - Automatic transmission - Google Patents
Automatic transmission Download PDFInfo
- Publication number
- CN110388444A CN110388444A CN201910304352.9A CN201910304352A CN110388444A CN 110388444 A CN110388444 A CN 110388444A CN 201910304352 A CN201910304352 A CN 201910304352A CN 110388444 A CN110388444 A CN 110388444A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- gear
- input shaft
- clutch
- peripheral wall
- 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.)
- Granted
Links
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
-
- 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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- 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
- F16H57/025—Support of gearboxes, e.g. torque arms, or attachment to other devices
-
- 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
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
-
- 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
- F16H57/03—Gearboxes; Mounting gearing therein characterised by means for reinforcing gearboxes, e.g. ribs
-
- 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
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
-
- 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
- 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
- F16H63/08—Multiple final output mechanisms being moved by a single common final actuating mechanism
- F16H63/20—Multiple final output mechanisms being moved by a single common final actuating mechanism with preselection and subsequent movement of each final output mechanism by movement of the final actuating mechanism in two different ways, e.g. guided by a shift gate
-
- 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
-
- 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
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/06—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the hydrokinetic type
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Gear-Shifting Mechanisms (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
There is provided can reduce in the automatic transmission that gear shift unit is installed on the outer wall of case of transmission case of transmission generate vibration, noise automatic transmission.Shift chosen axis (33) and bottom plate (101) are configured on the direction along input shaft (21) in the position adjacent with next door (65), and bottom plate (101) is fixed on the outer surface of the clutch chamber (82) in peripheral wall (61) and the outer surface of speed changer room (83).Next door (65) is formed with the cylindrical portion (66) for passing through input shaft (21) and it is prominent to clutch chamber (82) side, in the region of direction configuration bottom plate (101) along input shaft (21), the inner surface of peripheral wall (61), next door (65), cylindrical portion (66) are linked by rib (131), (132).Torque-converters (10) are configured on the axis of input shaft (21), friction clutch (17) is attached to the outlet side of torque-converters (10).
Description
Technical field
The present invention relates to automatic transmission.
Background technique
In the past, in the vehicles such as automobile automatic transmission mounted, it is known that following automatic transmission is (referring to patent document
1), which has: case of transmission, supports input shaft etc. and is allowed to rotate freely;Clutch, clutch lever with
And shift chosen axis, it is arranged in transmission case body;And gear shift unit, operation clutch lever and shift chosen axis.In
In automatic transmission documented by patent document 1, gear shift unit has bottom plate, wherein installation has shifting actuator on bottom plate
With the cabinet of clutch actuator etc., bottom plate is fixed on the outer wall of case of transmission.
Existing technical literature
Patent document
Patent document 1: special open 2016-37257 bulletin
Summary of the invention
Problems to be solved by the invention
Herein, it is desirable that the outer wall of case of transmission has for the intensity that the bottom plate of gear shift unit is fixed.In addition, when solid
When the inside for determining the fixed position that the bottom plate in case of transmission is fixed to is spacious cavity, it is possible to can be due to from bottom plate
It acts on the load of fixed position and case of transmission is caused to vibrate, the vibration either generated in transmission case body or noise
Increase.
In the automatic transmission documented by patent document 1, about the generation for inhibiting the vibration of case of transmission, noise,
There is the leeway further studied.
The present invention has been made in view of the above-described circumstances, it is intended that a kind of automatic transmission is provided, in gear shift unit
Be installed in the automatic transmission of the outer wall of case of transmission, can reduce case of transmission generate vibration, noise.
The solution to the problem
To achieve the goals above, the present invention is a kind of automatic transmission, comprising: friction clutch;Speed changer has
From the input shaft of above-mentioned friction clutch transmitting power and the shift chosen axis of speed change;Case of transmission, with peripheral wall and
Next door, above-mentioned peripheral wall surround above-mentioned friction clutch and above-mentioned speed changer from peripheral side, and the inside of the peripheral wall is drawn in above-mentioned next door
It is divided into the clutch chamber for storing above-mentioned friction clutch and stores the speed changer room of above-mentioned speed changer;And gear shift unit, tool
There is the bottom plate for the outer surface for being fixed on above-mentioned peripheral wall, the clutch actuation for operating above-mentioned friction clutch is installed in above-mentioned bottom plate
Device and the shift actuator for operating above-mentioned shift chosen axis, above-mentioned automatic transmission be characterized in that, above-mentioned shift chosen axis and
Above-mentioned bottom plate configures on the direction along above-mentioned input shaft in the position adjacent with above-mentioned next door, and above-mentioned bottom plate is fixed on above-mentioned
The outer surface of the outer surface of above-mentioned clutch chamber in peripheral wall and above-mentioned speed changer room.
Invention effect
In this way, being installed in the automatic transmission of the outer wall of case of transmission in gear shift unit according to the above-mentioned present invention
In, can reduce case of transmission generate vibration, noise.
Detailed description of the invention
Fig. 1 is the top view of the automatic transmission of one embodiment of the invention.
Fig. 2 be Fig. 1 the direction II-II to view sectional view.
Fig. 3 is the right view of the automatic transmission of one embodiment of the invention from the side of vehicle right.
Fig. 4 is front housing showing the automatic transmission of one embodiment of the invention, being mounted in the state of gear shift unit
The enlarged side view of the right side of body.
Fig. 5 is the main view for observing from the front the procapsid of automatic transmission of one embodiment of the invention.
Fig. 6 is the rearview of the procapsid of the automatic transmission of one embodiment of the invention observe from the rear.
Fig. 7 is state that show the automatic transmission of one embodiment of the invention, bottom plate that be only mounted with gear shift unit
Under procapsid right side enlarged side view.
Fig. 8 be the automatic transmission of one embodiment of the invention is shown, be fitted without in the state of gear shift unit before
The enlarged side view of the right side of shell.
Fig. 9 be Fig. 5 the direction IX-IX to view sectional view.
Figure 10 be Fig. 5 the direction X-X to view sectional view.
Figure 11 be Fig. 5 the direction XI-XI to view sectional view.
Figure 12 is the automatic transmission for observing from below one embodiment of the invention in the state of having removed oil sump
The bottom view of procapsid.
Description of symbols
2... automatic transmission, 4... case of transmission, 10... torque-converters, 17... friction clutch, 20... speed change
Device, 21... input shaft, 33... shift chosen axis, 41... oil sump, 43... oil storage room, 61... peripheral wall, 63... longitudinal wall part,
63A... flange part, the next door 65..., 66... cylindrical portion, 82... clutch chamber, 83... speed changer room, 100... shift are single
Member, 101... bottom plate, 102... shift actuator, 103... clutch actuator, 131,132... rib.
Specific embodiment
The automatic transmission of an embodiment of the invention has: friction clutch;Speed changer, have from friction from
Clutch transmits the input shaft of power and the shift chosen axis of speed change;Case of transmission, with peripheral wall and next door, peripheral wall is from outer
Side surrounds friction clutch and speed changer, next door by the inside of the peripheral wall be divided into storage friction clutch clutch chamber and
Store the speed changer room of speed changer;And gear shift unit, there is the bottom plate for the outer surface for being fixed on peripheral wall, be equipped in bottom plate
The clutch actuator of actuating friction clutch and the shift actuator of operation shift chosen axis, the feature of automatic transmission exist
In shift chosen axis and bottom plate are configured on the direction along input shaft in the position adjacent with next door, and bottom plate is fixed on peripheral wall
In clutch chamber outer surface and speed changer room outer surface.To the automatic transmission of an embodiment of the invention
Can reduce case of transmission generate vibration, noise.
[embodiment]
In the following, illustrating the automatic transmission of one embodiment of the invention using attached drawing.Fig. 1 is to show the present invention to Figure 12
One embodiment automatic transmission figure.In Fig. 1 into Figure 12, for all around direction up and down, advance by vehicle
Direction be used as the forward and backward direction moved back after in the case where, the width direction of vehicle is left and right directions, the short transverse of vehicle
For up and down direction.In addition, the width direction of vehicle is also known as vehicle width direction.
Firstly, illustrating to constitute.In Fig. 1, Fig. 3, equipped with automatic transmission 2 on vehicle 1, automatic transmission 2 is in quilt
It is fixed on as in the state of the engine 3 of drive force source and internal combustion engine, is arranged under the floor panel 1A of vehicle 1 longitudinally
Side.That is, the vehicle 1 of the present embodiment is rear wheel drive vehicle.
Automatic transmission 2 has case of transmission 4, and case of transmission 4 has torque converter (torque
Converter) shell (hreinafter referred to as torque converter casing) 5, procapsid 6, back casing 7 and lengthening shell 8.Case of transmission 4
Front end is bolted to engine 3 by (not shown).Procapsid in case of transmission 4, other than torque converter casing 5
6, back casing 7 and lengthening shell 8 constitute transmission case phosphor bodies 40.That is, case of transmission 4 includes torque converter casing 5 and speed change
Device housing body 40.
Automatic transmission 2 has gear shift unit 100, which is driven to carry out changing for automatic transmission 2
Gear operation and clutch operating.Here, gear shift operation refers to the operation of the shift gear of switching automatic transmission 2, clutch operating
It is the operation for the friction clutch 17 (referring to Fig. 2) instigated engagement (connection) or separate (cutting) automatic transmission 2.
In Fig. 2, torque-converters 10 is accommodated in torque converter casing 5.Torque-converters 10 has: front cover 10A is attached to and starts
The crankshaft (not shown) of machine 3;And shell portion 10B, it is attached to front cover 10A, torque-converters 10 is passed power from engine 3 by oil
It is delivered to automatic transmission 2.
In shell portion, the inner surface of 10B is fixed with pump impeller (not shown) (pump impeller).In the inside of shell portion 10B, not
The turbine wheel (turbine runner) of diagram is oppositely arranged with pump impeller, and turbine wheel is attached to turbine wheel shaft 11.Pump impeller with
Guide wheel (not shown) (stator) is provided between turbine wheel.
When the rotation of the crankshaft of engine 3, in torque-converters 10, front cover 10A, shell portion 10B and pump impeller integrally rotate.
At this point, by centrifugal force caused by the rotation as pump impeller, generated in the fluid of the inside of torque-converters 10 from pump impeller to turbine
The flowing of runner.Guide wheel will be by that will be the direction of rotation along pump impeller from the flow transition of the fluid of turbine wheel.Torque-converters
10 amplify the power received from engine 3 by torque amplification, and it is exported from turbine wheel shaft 11.
In shell portion, rack gear 10C is arranged in the peripheral part of 10B.Gear ring 110C by engine 3 start when with it is (not shown)
The pinion gear of starter motor engages, so that the rotation of starter motor is transmitted to engine 3.
Torque converter casing 5 includes peripheral wall 51, surrounds torque-converters 10 from peripheral side;And next door 55, it is arranged in the peripheral wall
51 inside, the supports turbine shaft 11 between torque-converters 10 and friction clutch 17.
Next door 55 divides the clutch chamber 82 of the torque-converters room 81 of the inside of torque converter casing 5 and the inside of procapsid 6.Turbine
Axis 11 is supported in the bearing portion to be formed on next door 55 by bearing 38A and rotates freely.
Oil pump 12 is accommodated in torque converter casing 5, oil pump 12 is for example made of the oil pump of trochoid formula.Oil pump 12 has pump
Shell 12A, pump case 12A include: the 2nd pump case 14, are fixed to next door 55 by bolt (not shown);And the 1st pump case 13, lead to
Bolt fastening (not shown) is crossed in the 2nd pump case 14.1st pump case 13 and the 2nd pump case 14 constitute the cabinet of oil pump 12.In the 1st pump case
The inside of 13 and the 2nd pump case 14 is formed with pump chamber 15, and internal rotor and outer rotor (not shown) are provided in pump chamber 15.Internal rotor
It is installed to shell portion 10B by impeller hub (impeller hub), is integrally rotated with shell portion 10B.
Outer rotor is arranged on the outside of the radial direction of internal rotor, rotates with the rotation of internal rotor.In trochoid formula
In oil pump 12, due to being formed in the internal tooth of outer rotor and being formed in the outer tooth contact of internal rotor, thus between external tooth and internal tooth
It is formed with the operating room (not shown) for accommodating oil.
When the power of engine 3 is transmitted to internal rotor by front cover 10A, in oil pump 12, internal rotor and outer rotor to
One direction rotates.At this point, the volume for continuously generating operating room increases and volume reducing, so that oil is inhaled into operating room, and
Oil is discharged from operating room.
Discoid flange part 11A is formed in the rear end of turbine wheel shaft 11, flange part 11A is formed as than turbine wheel shaft 11
The big diameter of front end, central portion.Cricoid flywheel 16 is installed in flange part 11A.Flywheel 16 is contained in procapsid 6.
Accommodate friction clutch 17 and speed changer 20 in procapsid 6, friction clutch 17 in the axial direction with flywheel 16
Relatively.
Procapsid 6 includes peripheral wall 61, surrounds friction clutch 17 and speed changer 20 from peripheral side;And next door 65,
The inside of the peripheral wall 61 is divided into the clutch chamber 82 of storage friction clutch 17 and the speed changer room 83 of storage speed changer 20.
Back casing 7 includes peripheral wall 71, surrounds speed changer 20 from peripheral side;And next door 75, support speed changer 20
Rotary shaft.Next door 75 is formed in the rear end of back casing 7, seals the inner space of peripheral wall 71.
Friction clutch 17 is mounted near the axial front end 21a of input shaft 21.
Input shaft 21 is contained in procapsid 6 and back casing 7, at front end 21a in the axial direction, is supported by bearing 38B
It in flange part 11A and rotates freely, at rear end 21b in the axial direction, is supported in output shaft 22 and rotates freely.In input shaft
Torque-converters 10 is configured on 21 axis, friction clutch 17 is attached to the outlet side of torque-converters 10.
Output shaft 22 is opposite with input shaft 21 in the axial direction of input shaft 21.Output shaft 22 passes through bearing 38D, 38E respectively
It is supported in the next door 75 of the rear end of back casing 7 and lengthens shell 8 and rotate freely.Output shaft 22 is opposite relative to input shaft 21
Rotation.
Friction clutch 17 has: clutch disk 17A, is set as integrally rotating freely with input shaft 21, and can
It is moved freely in the axial direction of input shaft 21;Clutch disk 17A is pressed into flywheel 16 by pressing plate 17B;And diaphragm spring
17C exerts a force to pressing plate 17B to 16 side of flywheel.
Be formed with the cylindrical portion 66 for passing through input shaft 21 in the next door of procapsid 6 65, cylindrical portion 66 from next door 65 half
Inner end on diameter direction extends along the axial of input shaft 21 to 17 side of friction clutch.That is, cylindrical portion 66 from next door 65 to from
82 side of clutch room is prominent and is formed.Input shaft 21 is supported in the inner circumferential of cylindrical portion 66 by bearing 38C.
The peripheral part of cylindrical portion 66 is provided with release bearing 18, release bearing 18 move up in the axis of input shaft 21 and
With the radial direction interior side contacts of diaphragm spring 17C and separate.
If release bearing 18 is moved in the axial direction of input shaft 21 forwards by declutcher control lever 19, by diaphragm spring
The radial inner end of 17C is pressed towards front.To be released to the force of pressing plate 17B, clutch disk 17A and flywheel 16
It separates.As a result, the rotation of the crankshaft of engine 3 is no longer passed to input shaft 21.
If release bearing 18 is rearward moved in the axial direction of input shaft 21 by declutcher control lever 19, from diaphragm spring
The radial inner end of 17C leaves.At this point, diaphragm spring 17C exerts a force to pressing plate 17B and clutch disk 17A is pressed into flywheel
16, so that the rotation of the crankshaft of engine 3 is transmitted to input shaft 21.In this way, friction clutch 17 by the crankshaft of engine 3 with
Power delivery status between input shaft 21 is switched to transmitting state or blocking state.Declutcher control lever 19 is attached to above-mentioned shift
Unit 100 is operated by gear shift unit 100.
Jackshaft 23 is accommodated between procapsid 6 and back casing 7, jackshaft 23 is supported in next door 65,75 and rotation certainly
Such as.Jackshaft 23 is parallel to input shaft 21 and 22 ground of output shaft extends.
On input shaft 21, towards output shaft 22 from 17 side of friction clutch, it is provided with 4 gear input gear 24A, 3 gears
Input gear 24B, 2 gear input gear 24C, 1 gear input gear 24D and reverse input gear 24E.
4 gear input gear 24A, 3 gear input gear 24B, 2 gear input gear 24C, 1 keep off input gear 24D and reverse gear defeated
Enter gear 24E and is attached to input shaft 21 and relative rotation freely.
It is defeated including being formed in that the front end of output shaft 22 is provided with 5 gear clutch gear 22A, 5 gear clutch gear 22A
The claw (dog) of the peripheral part of shaft 22.
On jackshaft 23, towards output shaft 22 from 17 side of friction clutch, it is provided with 4 gear intermediate gear 26A, 3 gears
Intermediate gear 26B, 2 gear intermediate gear 26C, 1 gear intermediate gear 26D and idler drive gear 26E.
4 gear intermediate gear 26A, 3 gear intermediate gear 26B, 2 gear intermediate gear 26C, 1 gear intermediate gear 26D and centre are driven
Moving gear 26E is fixed on jackshaft 23.
4 gear intermediate gear 26A, 3 gear intermediate gear 26B, 2 gear intermediate gear 26C, 1 gear intermediate gear 26D respectively with composition
4 gear input gear 24A of same shift gear, 3 gear input gear 24B, 2 gear input gear 24C, 1 gear input gear 24D engagement.
Idler drive gear 26E is engaged with intermediate driven gear 27, intermediate driven gear 27 be fixed on output shaft 22 and with
Output shaft 22 integrally rotates.
The synchronizing device 28,1 that -4 gear of 3 gear is accommodated in procapsid 6 and back casing 7 keeps off the synchronizing device 29 of -2 gears
And the synchronizing device 30 for -5 gears that reverse gear.
The synchronizing device 28 of 3-4 gears of gear is arranged to integrally rotate with input shaft 21, and can be in input shaft 21
It is moved freely in axial direction.The synchronizing device 28 of 3-4 gears of gear passes through 3 gear-(not shown) when chosen axis 33 of shifting gears is operated
Shifting shaft, selector fork (shift yoke) and the selector fork (shift fork) of 4 gears are moved up in the axial direction of input shaft 21
It is dynamic.
The synchronizing device 29 of 1-2 gears of gear is arranged to integrally rotate with input shaft 21, and can be in input shaft 21
It is moved freely in axial direction.The synchronizing device 29 of 1-2 gears of gear passes through 1 gear-(not shown) when chosen axis 33 of shifting gears is operated
Shifting shaft, selector fork and the selector fork of 2 gears are moved up in the axis of input shaft 21.
The synchronizing device 30 of -5 gears of reversing gear is arranged to integrally rotate with input shaft 21, and can be in input shaft 21
It is moved freely in axial direction.Reverse gear -5 gears synchronizing device 30 shift gears chosen axis 33 operated when, by it is (not shown) fall
Shifting shaft, selector fork and the selector fork of -5 gears of gear are moved up in the axis of input shaft 21.
The synchronizing device 28 of 3-4 gears of gear is mobile by the axial front side from neutral position to input shaft 21, thus by 4
Gear input gear 24A is attached to input shaft 21 and the 4 gear establishments that make to advance, and the power of input shaft 21 is passed through 4 gear input gear 24A
Jackshaft 23 is transmitted to 4 gear intermediate gear 26A.
The power for being transmitted to jackshaft 23 is transmitted to output shaft by intermediate driven gear 27 from idler drive gear 26E
22.Differential gear, drive shaft and driving rear-wheel (not shown) are attached to output shaft 22 by transmission shaft (not shown).
To be assigned to after the power for being transmitted to output shaft 22 is transmitted to differential gear by transmission shaft by differential gear
The drive shaft of left and right, is transmitted to driving rear-wheel from drive shaft.As a result, vehicle 1 travels.
The synchronizing device 28 of 3-4 gears of gear is mobile by the axial rear side from neutral position to input shaft 21, thus by 3
Gear input gear 24B is attached to input shaft 21 and the 3 gear establishments that make to advance, and the power of input shaft 21 is passed through 3 gear input gear 24B
Jackshaft 23 is transmitted to 3 gear intermediate gear 26B.
The synchronizing device 29 of 1-2 gears of gear is mobile by the axial front side from neutral position to input shaft 21, thus by 2
Gear input gear 24C is attached to input shaft 21 and the 2 gear establishments that make to advance, and the power of input shaft 21 is passed through 2 gear input gear 24C
Jackshaft 23 is transmitted to 2 gear intermediate gear 26C.
The synchronizing device 29 of 1-2 gears of gear is mobile by the axial rear side from neutral position to input shaft 21, thus by 1
Gear input gear 24D is attached to input shaft 21 and the 1 gear establishment that makes to advance, and the power of input shaft 21 is passed through 1 gear input gear 24D
Jackshaft 23 is transmitted to 1 gear intermediate gear 26D.
Reverse gear -5 gears synchronizing device 30 it is mobile by the axial front side from neutral position to input shaft 21, thus will
Reverse input gear 24E is attached to input shaft 21 and sets up retreating gear, by the power of input shaft 21 from reverse input gear 24E
Jackshaft 23 is transmitted to by the idle pulley (not shown) that reverses gear, reverse output gear, 1 gear intermediate gear 26D.At this point, jackshaft
23 rotate to the direction opposite with direction of rotation when advancing, therefore vehicle 1 retreats.
Reverse gear -5 gears synchronizing device 30 it is mobile by the axial rear side from neutral position to input shaft 21, thus will
5 gear clutch gear 22A are attached to input shaft 21 and the 5 gear establishments that make to advance, and the power of input shaft 21 is directly delivered to output
Axis 22.
The top of procapsid 6 is provided with shift case 9, the inside of shift case 9 is arranged in shift chosen axis 33.Shift selection
Axis 33 extends to the vehicle width direction orthogonal with the extending direction of input shaft 21.
Shift chosen axis 33 is set to shift case 9 and rotates freely, and can move freely in the axial direction, by being linked to it
The gear shift unit 100 of end operates.
Oil sump 41 is installed in the lower part of procapsid 6, is formed with the oil storage room 43 of oil in reserve in the inside of oil sump 41.
In addition, accommodating valve body 42 between oil sump 41 and the lower part of procapsid 6, valve body 42 is fixed on the lower part of procapsid 6.
The oil that oil pump 12 is drunk up from oil sump 41 is supplied to torque-converters 10 by the inside of torque converter casing 5 by valve body 42.
Be supplied to torque-converters 10 oil be used as make torque-converters 10 lock-up clutch (not shown) engage or release oil or
Person is used as the oil that turbine wheel is flowed to from pump impeller.
In addition, the oil that oil pump 12 is drunk up from oil sump 41 is supplied to bearing by the inside of torque converter casing 5 by valve body 42
The position of the needs such as 38A lubrication.
In Fig. 3, Fig. 4, gear shift unit 100 is installed in the right side of the peripheral wall 61 of procapsid 6.Gear shift unit 100 has
Have: slack tank (reserve tank) 104, oil in reserve;Oil pump 105 makes the oil boosting supplied from slack tank 104;Motor
106, drive oil pump 105;And accumulator 107, pressure accumulation is carried out to the pressure of the oil after being boosted by oil pump 105.
In addition, gear shift unit 100 includes shift actuator 102, operation shift chosen axis 33;Clutch actuator
103, actuating friction clutch 17;And control device 108, control these shift actuators 102 and clutch actuator
103.Control device 108 has the oil passage change-over valves such as solenoid valve (not shown), oily from accumulator 107 by oil passage change-over valve switching
To the supply path of shift actuator 102 and clutch actuator 103, to drive shift actuator 102 and clutch actuation
Device 103.
In addition, gear shift unit 100 has the bottom plate 101 of installation shift actuator 102 and clutch actuator 103 etc..Bottom
Plate 101 is formed as the tabular of rectangle from the side, is fixed on the outer surface of peripheral wall 61.In the present embodiment, bottom plate 101 is fixed
In the right side of peripheral wall 61.
There is gear shift unit 100 the 1st fixed part 101A of the outer surface that peripheral wall 61 is fixed to by fastening, the 2nd to consolidate
Determine portion 101B, the 3rd fixed part 101C and the 4th fixed part 101D.1st fixed part 101A configuration the upper end of bottom plate 101 simultaneously
And close to front end, upper end and close rear end that the 4th fixed part 101D configured in bottom plate 101.2nd fixed part 101B matches
Set the lower end in bottom plate 101 and close to front end, the lower end that the 3rd fixed part 101C configured in bottom plate 101 and close
Rear end.
On the other hand, it is formed in the outer surface of peripheral wall 61 and is fixed bottom plate 101 by the be fixed to the 1st
Portion 61A, the 2nd are fixed portion 61B, the 3rd are fixed portion 61C and the 4th and are fixed portion 61D.
1st be fixed portion 61A, the 2nd be fixed portion 61B, the 3rd be fixed portion 61C and the 4th be fixed portion 61D configuration exist
Position corresponding with the 1st fixed part 101A, the 2nd fixed part 101B, the 3rd fixed part 101C and the 4th fixed part 101D respectively.
It fixes here, " being fixed by fastening " refers to through bolt, or is fixed by stud and nut.
In Figure 10, the 1st is fixed portion 61A, the 4th is fixed portion 61D and is formed as to 101 side of bottom plate boss shape outstanding
Shape.Similarly, as shown in Figure 5, Figure 6, the 2nd it is fixed portion 61B, the 3rd portion 61C is fixed and is formed as outstanding to 101 side of bottom plate
Projection shape.
In Fig. 7, Fig. 9, bottom plate 101 is configured on the direction (axial direction) along input shaft 21 in the position adjacent with next door 65
It sets.
In Fig. 7, Fig. 8, Fig. 9, bottom plate 101 is fixed on the outer surface and speed changer room 83 of the clutch chamber 82 in peripheral wall 61
Outer surface.
In Fig. 9, shift chosen axis 33 is configured on the direction (axial direction) along input shaft 21 adjacent with next door 65
Position.
In Fig. 5, Tu11Zhong, in the region of the direction configuration bottom plate 101 along input shaft 21, the inner surface of peripheral wall 61,
Next door 65 and cylindrical portion 66 are linked by rib 131,132.Rib 131,132 prolongs in the radiation direction centered on input shaft 21
It stretches.
In Fig. 5, Fig. 6, next door 65 has support portion 65B, 65C.In support portion 65B, 65C, the speed changer in next door 65
The face of 83 side of room is recess, and the face of 82 side of clutch chamber in next door 65 is outstanding.Support portion 65B passes through among bearing support
The front end of axis 23, support portion 65C pass through the front end of bearing support reverse gear shaft 34.
In Fig. 5, Fig. 6, Tu12Zhong, oil storage room 43 includes: oil sump 41, configures in peripheral wall 61, formation clutch
The lower section in room 82 and the region of fixed bottom plate 101;Longitudinal wall part 63, from the lower surface of peripheral wall 61 towards the periphery of oil sump 41
Portion extends downward;And flange part 63A, it is formed in the lower end of longitudinal wall part 63, and be joined to oil sump 41.Such as Figure 12 institute
Show, when observing from below case of transmission 4, longitudinal wall part 63 is formed as cyclic annular or rectangle.That is, observing from below case of transmission 4
When, longitudinal wall part 63 is linear or shape of arc-shaped, the shape being formed about around oil storage room 43, at it
Inside forms closed region (oil storage room 43).
Next, illustrating the effect of automatic transmission 2 formed as described above.
In the automatic transmission 2 of the present embodiment, shift chosen axis 33 and bottom plate 101 are on the direction along input shaft 21
In the position adjacent with next door 65, bottom plate 101 is fixed on the outer surface and speed changer room of the clutch chamber 82 in peripheral wall 61 for configuration
83 outer surface.
In this way, in the present embodiment, since shift chosen axis 33 and bottom plate 101 configure on the direction along input shaft 21
It, therefore, can be by most of outer wall configured in clutch chamber 82 of bottom plate 101 in the position adjacent with next door 65.
In addition, bottom plate 101 is fixed on the outer wall of clutch chamber 82 and the outer wall of speed changer room 83, it therefore, can be by bottom plate
101 are fixed in inside configured with next door 65, the relatively high part of rigidity in case of transmission 4, therefore are able to suppress peace
The vibration of the case of transmission 4 of bottom plate 101 is filled.
In addition, the section of the case of transmission 4 in clutch chamber 82 is than in speed changer room 83 in case of transmission 4
The section of case of transmission 4 is big, therefore, by the way that a part of bottom plate 101 to be fixed to the outer wall of clutch chamber 82, can stablize
Ground support baseboard 101 is able to suppress the vibration of gear shift unit 100.
As a result, can be dropped in the automatic transmission 2 that gear shift unit 100 is installed in the outer wall of case of transmission 4
The low vibration generated in case of transmission 4, noise.
In the automatic transmission 2 of the present embodiment, next door 65 is formed with the cylindrical portion 66 for passing through input shaft 21 and cylinder
Shape portion 66 is prominent to 82 side of clutch chamber, in the region of the direction configuration bottom plate 101 along input shaft 21, the interior table of peripheral wall 61
Face, next door 65, cylindrical portion 66 are linked by rib 131,132.
In this way, in the present embodiment, the fixation bottom plate 101 in the inner wall of clutch chamber 82 is improved by rib 131,132
Region rigidity, be able to suppress the vibration of the outer wall of case of transmission 4.Therefore, it can reduce and generated in case of transmission 4
Vibration, noise.
In the automatic transmission 2 of the present embodiment, torque-converters 10, friction clutch are configured on the axis of input shaft 21
17 are attached to the outlet side of torque-converters 10.In addition, the oil storage room for the oil that there is case of transmission 4 storage to supply to torque-converters 10
43, oil storage room 43 includes: oil sump 41, configures area in peripheral wall 61, forming clutch chamber 82 and fixed bottom plate 101
The lower section in domain;Longitudinal wall part 63, the peripheral part from the lower surface of peripheral wall 61 towards oil sump 41 extend downward;And flange part
63A, is formed in the lower end of longitudinal wall part 63, and is joined to oil sump 41.
In this way, in the present embodiment, the longitudinal wall part 63 for the flange part 63A for having rigidity high configures in peripheral wall 61, shape
Therefore it can be improved the rigidity of the peripheral wall 61 in the region at the lower section of clutch chamber 82 and the region of fixed bottom plate 101,
It is able to suppress the vibration of the outer wall of case of transmission 4.Therefore, the vibration generated in case of transmission 4, noise be can reduce.
In the automatic transmission 2 of the present embodiment, when observing from below case of transmission 4, longitudinal wall part 63 is formed as cyclic annular
Or rectangle.
In this way, in the present embodiment, it, can be in vehicle front-rear direction since longitudinal wall part 63 is formed as cyclic annular or rectangle
With the rigidity for improving longitudinal wall part 63 in vehicle width direction.Therefore, the vibration generated in case of transmission 4, noise be can reduce.
Although disclosing the embodiment of the present invention, it is apparent that, those skilled in the art can not depart from model of the invention
It is changed in the case where enclosing.It is intended to all this modifications and equivalent include in the appended claims.
Claims (4)
1. a kind of automatic transmission, comprising:
Friction clutch;
Speed changer has the shift chosen axis of the input shaft and speed change from above-mentioned friction clutch transmitting power;
Case of transmission, with peripheral wall and next door, above-mentioned peripheral wall surrounds above-mentioned friction clutch and above-mentioned speed change from peripheral side
The inside of the peripheral wall is divided into the clutch chamber for storing above-mentioned friction clutch and stores above-mentioned speed changer by device, above-mentioned next door
Speed changer room;And
Gear shift unit has the bottom plate for the outer surface for being fixed on above-mentioned peripheral wall, is equipped with the above-mentioned friction of operation in above-mentioned bottom plate
The clutch actuator of clutch and the shift actuator for operating above-mentioned shift chosen axis, the feature of above-mentioned automatic transmission exist
In,
Above-mentioned shift chosen axis and above-mentioned bottom plate configure on the direction along above-mentioned input shaft in the position adjacent with above-mentioned next door
It sets,
Above-mentioned bottom plate is fixed on the outer surface of the above-mentioned clutch chamber in above-mentioned peripheral wall and the outer surface of above-mentioned speed changer room.
2. automatic transmission according to claim 1, which is characterized in that
The cylindrical portion for passing through above-mentioned input shaft is formed in above-mentioned next door and the cylindrical portion is prominent to above-mentioned clutch chamber side,
In the region that the direction along above-mentioned input shaft configures above-mentioned bottom plate, the inner surface of above-mentioned peripheral wall, above-mentioned next door and
Above-mentioned cylindrical portion is linked by rib.
3. according to claim 1 or automatic transmission as claimed in claim 2, which is characterized in that
Torque-converters is configured on the axis of above-mentioned input shaft,
Above-mentioned friction clutch is attached to the outlet side of above-mentioned torque-converters,
The oil storage room for the oil that there is above-mentioned case of transmission storage to supply to above-mentioned torque-converters,
Above-mentioned oil storage room includes: oil sump, configures in above-mentioned peripheral wall, the above-mentioned clutch chamber of formation and fixed above-mentioned bottom
The lower section in the region of plate;Longitudinal wall part, the peripheral part from the lower surface of above-mentioned peripheral wall towards above-mentioned oil sump extend downward;With
And flange part, it is formed in the lower end of above-mentioned longitudinal wall part, and be joined to above-mentioned oil sump.
4. automatic transmission according to claim 3, which is characterized in that
When observing from below above-mentioned case of transmission, above-mentioned longitudinal wall part is formed as cyclic annular or rectangle.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018079791A JP7087621B2 (en) | 2018-04-18 | 2018-04-18 | Automatic transmission |
JP2018-079791 | 2018-04-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110388444A true CN110388444A (en) | 2019-10-29 |
CN110388444B CN110388444B (en) | 2022-08-30 |
Family
ID=67875583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910304352.9A Active CN110388444B (en) | 2018-04-18 | 2019-04-16 | Automatic transmission |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7087621B2 (en) |
CN (1) | CN110388444B (en) |
DE (1) | DE102019205200A1 (en) |
FR (1) | FR3080423B1 (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2167976T3 (en) * | 1999-06-02 | 2002-05-16 | Ford Global Tech Inc | GEARBOX WITH SUPPORTED GEAR SHAFT ON BEARINGS FOR CAR GEARBOXES. |
JP2005016634A (en) * | 2003-06-26 | 2005-01-20 | Suzuki Motor Corp | Gear type transmission |
CN101949431A (en) * | 2010-10-09 | 2011-01-19 | 重庆青山工业有限责任公司 | Rear drive gearbox of micro automobile |
JP2016037257A (en) * | 2014-08-11 | 2016-03-22 | スズキ株式会社 | Automatic transmission |
CN206175629U (en) * | 2016-08-31 | 2017-05-17 | 南昌江铃集团协和传动技术有限公司 | Indulge electronic new energy automobile gearbox of formula of putting |
JP2018020782A (en) * | 2017-11-07 | 2018-02-08 | スズキ株式会社 | Automatic transmission |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0633239Y2 (en) * | 1988-06-20 | 1994-08-31 | ジャトコ株式会社 | Air breather device for automatic transmission |
FR2736594B1 (en) * | 1995-07-12 | 1999-12-10 | Luk Getriebe Systeme Gmbh | OPERATING DEVICE, PARTICULARLY FOR VEHICLES |
DE19957304A1 (en) * | 1999-11-29 | 2001-05-31 | Mannesmann Sachs Ag | Actuator unit for operating motor vehicle gearbox and clutch structures has clutch and gearbox operating motors with output sections each rotating around swivelling axes parallel to each other. |
DE102005015481A1 (en) * | 2005-04-05 | 2006-10-19 | Daimlerchrysler Ag | Switching device of an automated transmission of a motor vehicle |
EP1741963A2 (en) | 2005-07-08 | 2007-01-10 | LuK Lamellen und Kupplungsbau Beteiligungs KG | Vehicle gearbox device, actuator, axial-/ radial unit bearing and method for manufacturing the same |
JP4740719B2 (en) | 2005-11-08 | 2011-08-03 | 本田技研工業株式会社 | Shift control device for automatic transmission |
JP3158452U (en) | 2010-01-18 | 2010-04-02 | ヤマハ発動機株式会社 | Power unit for vehicle and vehicle equipped with the same |
EP2381137A1 (en) * | 2010-04-21 | 2011-10-26 | C.R.F. Società Consortile per Azioni | Electro-hydraulic group for an automotive servo-assisted mechanical transmission |
JP2013087779A (en) * | 2011-10-13 | 2013-05-13 | Aisin Ai Co Ltd | Automatic transmission shift device |
-
2018
- 2018-04-18 JP JP2018079791A patent/JP7087621B2/en active Active
-
2019
- 2019-04-11 DE DE102019205200.2A patent/DE102019205200A1/en active Pending
- 2019-04-16 CN CN201910304352.9A patent/CN110388444B/en active Active
- 2019-04-17 FR FR1904093A patent/FR3080423B1/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2167976T3 (en) * | 1999-06-02 | 2002-05-16 | Ford Global Tech Inc | GEARBOX WITH SUPPORTED GEAR SHAFT ON BEARINGS FOR CAR GEARBOXES. |
JP2005016634A (en) * | 2003-06-26 | 2005-01-20 | Suzuki Motor Corp | Gear type transmission |
CN101949431A (en) * | 2010-10-09 | 2011-01-19 | 重庆青山工业有限责任公司 | Rear drive gearbox of micro automobile |
JP2016037257A (en) * | 2014-08-11 | 2016-03-22 | スズキ株式会社 | Automatic transmission |
CN206175629U (en) * | 2016-08-31 | 2017-05-17 | 南昌江铃集团协和传动技术有限公司 | Indulge electronic new energy automobile gearbox of formula of putting |
JP2018020782A (en) * | 2017-11-07 | 2018-02-08 | スズキ株式会社 | Automatic transmission |
Also Published As
Publication number | Publication date |
---|---|
FR3080423B1 (en) | 2021-01-15 |
JP7087621B2 (en) | 2022-06-21 |
CN110388444B (en) | 2022-08-30 |
JP2019190477A (en) | 2019-10-31 |
FR3080423A1 (en) | 2019-10-25 |
DE102019205200A1 (en) | 2019-10-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5297352B2 (en) | Vehicle drive device | |
US8522924B2 (en) | Vehicle drive apparatus | |
JP4900693B2 (en) | Hybrid drive unit | |
JP6344358B2 (en) | Drive device for hybrid vehicle | |
JP4311477B2 (en) | Hybrid drive device | |
JP5012667B2 (en) | Power transmission device | |
US20150105205A1 (en) | Drive unit for vehicles | |
CN101315107B (en) | Twin clutch apparatus | |
KR20080094074A (en) | Drive device for the oil pump of a motor vehicle transmission | |
KR20060048440A (en) | Torque transmission device system | |
CN110388444A (en) | Automatic transmission | |
CN111422055B (en) | Driving device for hybrid vehicle | |
JP2009197851A (en) | Clutch device for transmission | |
JP6992664B2 (en) | Automatic transmission | |
CN110397720B (en) | Automatic transmission | |
JP7035757B2 (en) | Automatic transmission | |
JPH11125333A (en) | Hydrodynamic torque converter having throttle element | |
CN110397721B (en) | Automatic transmission | |
JP7091884B2 (en) | Automatic transmission | |
JP7006479B2 (en) | Rotating shaft support structure | |
JP4214182B2 (en) | Sealing device | |
JP7433578B2 (en) | Vehicle transmission | |
JP6468153B2 (en) | Power transmission device | |
JP5375714B2 (en) | Automatic transmission | |
JP2020003035A (en) | Vehicular transmission |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |