CN106461059B - Manual transmission - Google Patents
Manual transmission Download PDFInfo
- Publication number
- CN106461059B CN106461059B CN201580024557.1A CN201580024557A CN106461059B CN 106461059 B CN106461059 B CN 106461059B CN 201580024557 A CN201580024557 A CN 201580024557A CN 106461059 B CN106461059 B CN 106461059B
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- Prior art keywords
- oil circuit
- axis
- inner ring
- manual transmission
- oil
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
- F16H57/0431—Means for guiding lubricant directly onto a tooth surface or to foot areas of a gear, e.g. by holes or grooves in a tooth flank
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
- F16H57/0471—Bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0493—Gearings with spur or bevel gears
- F16H57/0494—Gearings with spur or bevel gears with variable gear ratio or for reversing rotary motion
Abstract
A kind of manual transmission, including：Axis (21), the axis have the axially extending oil circuit (61) in the axial direction of the axis (21) and are connected to and in the radially extending radial oil circuit (62) of the axis (21) with the axial oil circuit (61)；Inner ring (37), the inner ring setting is described on the periphery of the axis (21), and includes being connected to and in the radially extending oil circuit (72) of the axis (21) with the radial oil circuit (62)；Rolling element (36), the rolling element are arranged on the periphery of the inner ring (37)；And the first cylinder shape pin (81), the first cylinder shape pin radial oil circuit (62) and the oil circuit (72) setting described in the inner circumferential side upper edge of the radial oil circuit (62) and the oil circuit (72).
Description
Technical field
This patent disclosure relates generally to a kind of manual transmissions, and are provided with for by lubricating oil more particularly, to one kind
Supplied to the manual transmission of the mechanism of the bearing of support idler gear.
Background technology
As relevant manual transmission, for example, Japanese patent application discloses No. 2010-236589 (JP 2010-
236589 A) describe a kind of manual transmission for being further intended to shorten axial dimension.It is retouched in JP 2010-236589 A
The manual transmission stated has input shaft, the first countershaft, the second countershaft and is arranged to exist via the bearing of such as needle bearing
The multiple gears rotated to idle running on these axis.
In addition, Japanese patent application discloses No. 2009-63152 (JP 2009-63152 A) and Japanese patent application
It discloses No. 2012-154444 (JP 2012-154444 A) and also illustrates various manual transmissions.
In manual transmission described in JP 2010-236589 A, as supplying lubrication oil to bearing
Device, oil circuit axially extending in the axial direction and radially extending oil circuit is formed in axis radially, and radially
Perforative oilhole is formed in the inner ring of bearing.The lubricating oil introduced from the end face of axis passes through the axial oil circuit and diameter of axis successively
To oil circuit, and by the oilhole in inner ring supplied to the rolling element (in the case of needle bearing be roller) of bearing.
However, for this lubrication oil supply mechanism, some lubricating oil for being moved from radial oil circuit towards oilhole by axis with
Clearance leakage between inner ring, therefore the utilization ratio of lubricating oil declines.A kind of side for preventing oil leak being contemplated that
Formula is that the containment member of such as O-ring is arranged between axis and inner ring, it is done so that can be finally so that manual transmission
Both the quantity and manufacturing cost of component increase.
Moreover, the manual transmission on the periphery of axis is arranged for the inner ring of bearing, if sent out between axis and inner ring
Relative rotation is given birth to, then the radial oil circuit of axis is eventually circumferentially deviated from the oil circuit of inner ring.Accordingly, it is possible to which lubricating oil is hindered to supply
It should be to the rolling element of bearing, it is therefore necessary to which the pivot stop part for preventing inner ring from being moved relative to shaft rotation is set.It on the other hand, can be with
The machining that a part for inner ring is gone in grinding is executed, in order to provide this inner ring pivot stop part.However, in this case,
The intensity of machined parts reduces in order to prevent, it is necessary to so that the thickness of inner ring is thicker, therefore in radial dimension may increase
The increased amount of thickness of circle.
Invention content
In view of problem above, the present invention provides a kind of manual transmissions, can pass through solution using simple structure
Certainly the above problem not only improves the utilization ratio of lubricating oil but also prevents the relative rotation of inner ring.
The first scheme of the present invention is related to a kind of manual transmission comprising axis, inner ring, rolling element and the first cylinder shape
Component.The axis has the first oil circuit that the axis in the axis upwardly extends, and with first oil communication and in institute
State the second radially extending oil circuit of axis.The inner ring is arranged on the periphery of the axis.Moreover, the inner ring includes and institute
State the second oil communication and the radially extending third oil circuit in the axis.The rolling element is arranged in the inner ring
Periphery on.The first cylinder shape component second oil described in the inner circumferential side upper edge of second oil circuit and the third oil circuit
Road and third oil circuit setting.
According to the manual transmission constructed in this way, pass through the inner circumferential upper edge second in the second oil circuit and third oil circuit
The first cylinder shape component is arranged in oil circuit and third oil circuit, and lubricating oil can be inhibited to be leaked between axis and inner ring, while the first circle
Cylinder shape constructional element can also be used as the pivot stop part of inner ring.Therefore, the profit of lubricating oil can either be just improved merely with simple structure
With efficiency, and the relative rotation of inner ring can be prevented.
Herein, in above-mentioned manual transmission, the first cylinder shape component can have C-shaped or O tee section shapes
Shape.According to this first cylinder shape component, when the first cylinder shape component is mounted in axis, the first cylinder shape component
Peripheral surface can be closely contacted the inner wall of the second oil circuit and third oil circuit.
Moreover, in above-mentioned manual transmission, the first cylinder shape component can be with second oil circuit and described
Third oil circuit engages.According to the manual transmission constructed in this way, by making the first cylinder shape component and described the
The inner wall of two oil circuits and third oil circuit is closely contacted, and can more effectively inhibit lubricating oil between the axis and the inner ring
Leakage.
Herein, above-mentioned manual transmission can also include idler gear, and the idler gear is arranged in the rolling element
Periphery on.The idler gear can be configured to be rotatably supported.Moreover, the inner ring can be relative to the rolling
Body opposed rotatable it is arranged.
It, can phase via rolling element between idler gear and axis and inner ring according to the manual transmission constructed in this way
To rotation, therefore idler gear can with lost motion be rotated relative to axis.
Moreover, in above-mentioned manual transmission, the axis can have the 4th oil circuit, the 4th oil circuit and described the
Along the diameter of the axis at one oil communication and the position detached with second oil circuit in the axial direction of the axis
To extension.Second oil circuit and the 4th oil circuit can have equal opening area.
According to the manual transmission constructed in this way, since the second oil circuit and the 4th oil circuit have equal opening face
Product (that is, opening shape having the same), thus can make form the second oil circuit and when four oil circuits machine the axis compared with
It is easy.
Moreover, in above-mentioned manual transmission, the 4th oil circuit can be arranged to than second oil circuit by described
The downstream side in oil flow direction in first oil circuit.
According to the manual transmission constructed in this way, when the setting of the first cylinder shape component is in the second oil circuit and round
When Cylinder shape constructional element is not arranged in the 4th oil circuit, the aisle spare of the lubricating oil in the 4th oil circuit is more than the lubrication in the second oil circuit
The aisle spare of oil.Therefore, it is possible to inhibit the upstream side being arranged in the first oil circuit due to oil circuit in oil flow direction
With downstream side caused by flow to downstream side lubricating oil amount it is insufficient.
Further, in above-mentioned manual transmission, the manual transmission may include the second cylinder shape component.Institute
Stating the second cylinder shape component can be arranged in the inner circumferential side of the 4th oil circuit.Moreover, the opening of the second cylinder shape component
Area can be bigger than the opening area of the first cylinder shape component.Herein, the second cylinder shape component can have C-shaped or
Person's O cross-sectional profiles.
It is thinner than the first cylinder shape component by being arranged in the 4th oil circuit according to the manual transmission constructed in this way
The second cylinder shape component, the opening area of the second cylinder shape component can be more than the opening area of the first cylinder shape component.Cause
This, the aisle spare of the lubricating oil in the 4th oil circuit can be more than the aisle spare of the lubricating oil in the second oil circuit.Therefore, it is possible to
Inhibit under being flowed to caused by oil circuit is arranged in upstream side and downstream side in oil flow direction in the first oil circuit
The amount for swimming the lubricating oil of side is insufficient.
As described above, according to the structure of the manual transmission structure of such as the solution of the present invention, just both using simple structure
The utilization ratio of lubricating oil can be improved, and the relative rotation of inner ring can be prevented.
Description of the drawings
The feature, advantage and technology to describe exemplary embodiment of the present invention are anticipated with industry below with reference to accompanying drawings
Justice, wherein identical label indicates identical element, and wherein：
Fig. 1 is the sectional view of the manual transmission of the first example embodiment according to the present invention；
Fig. 2 is by the amplification sectional view of alternate unexpected misfortune II area encompassed of scribing line in Fig. 1；
Fig. 3 is stereogram of the cylindrical shape pin before being assembled to the manual transmission of Fig. 1；
Fig. 4 is the sectional view of the manual transmission of the line IV-IV interceptions in Fig. 2；
Fig. 5 is the stereogram of the modification of the cylindrical shape pin in Fig. 3；And
Fig. 6 is the sectional view of the manual transmission of the second example embodiment according to the present invention.
Specific implementation mode
Example embodiments of the present invention described below with reference to accompanying drawings.It, will be by identical in the attached drawing of institute below reference
Reference character indicate identical or corresponding component.
First, by the first example embodiment of the description present invention.Fig. 1 is the hand of the first example embodiment according to the present invention
The sectional view of dynamic speed changer.Referring to Fig.1, the manual transmission 10 of this example embodiment is a kind of vehicle manual transmission, choosing
Slow down or accelerate the rotation caused by power source with selecting and export the rotation synthesized to driving wheel, and generated will turn
It is dynamic to invert and export the rotation of this reversion to driving wheel.
First, in the overall structure of description manual transmission 10, manual transmission 10 includes axis 21, bearing 35, bearing
45, bearing 55, idler gear 31, idler gear 41 and idler gear 51.Axis 21, bearing 35,45 and 55 and idler gear
31,41 and 51 are all arranged centered on virtual center axis 101 shown in the drawings.
Axis 21 is extended along central shaft 101 with axis shape.Axis 21 is rotationally supported centered on central shaft 101.Axis 21 exists
One end sides 21p in the axial direction of central shaft 101 are supported by bearing 26.
Bearing 35, bearing 45 and bearing 55 are arranged on the periphery of axis 21.Bearing 35, bearing 45 and bearing 55 are in axis 21
It is in line in axial direction.Bearing 35 is arranged in the nearest sides the 21p away from one end of axis 21, and bearing 55 is arranged in one end away from axis 21
Side farthest 21p, and bearing 45 is arranged between bearing 35 and bearing 55.
Idler gear 31, idler gear 41 and idler gear 51 are arranged in the outer of bearing 35, bearing 45 and bearing 55
Zhou Shang.Idler gear 31, idler gear 41 and idler gear 51 are centered on central shaft 101 respectively by bearing 35,45 and of bearing
Bearing 55 rotatably supports.Idler gear 31,41 and 51 is arranged in a manner of being rotated relative to 21 idle running of axis in axis 21
On.Idler gear 31,41 and 51 is the power transmission gear for particular gear speed, and in the corresponding gear of no selection
It is rotated with lost motion relative to axis 21 when speed.
In this exemplary embodiment, needle bearing is used for bearing 35,45 and 55.
Bearing 35 is formed by inner ring 37 and rolling element 36.Inner ring 37 is arranged on the periphery of axis 21.By that will describe later
Cylindrical shape pin 81 (also referred to as " the first cylinder shape component "), it is therefore prevented that inner ring 37 is rotated relative to axis 21.Rolling element 36 is arranged
On the periphery of inner ring 37.Rolling element 36 is arranged radially between inner ring 37 and idler gear 31.Inner ring 37 is relative to rolling
36 opposed rotatable of kinetoplast it is arranged.Rolling element 36 is formed by the multiple rollers arranged in a circumferential direction.
Bearing 45 is formed by inner ring 47 and rolling element (roller) 46.Inner ring 47 is arranged on the periphery of axis 21.
Prevent inner ring 47 from rotating by spherical ball bearing 42.More specifically, groove 44 and groove 43 respectively in axis 21 and
It is formed in inner ring 47.Groove 44 and groove 43 are radially at position facing with each other respectively from the peripheral surface of axis 21 and inner ring 47
Inner peripheral surface be arranged recessedly.Ball bearing 42 is accommodated in groove 44, and the part of 44 protrusion of slave groove of ball bearing 42 is protected
It holds in groove 43, thus inner ring 47 is prevented to be rotated relative to axis 21.
The cylindrical shape pin similar with the rotation shut-down mechanism of inner ring 37 can also be set as inner ring 47 instead of ball bearing 42
Rotate shut-down mechanism.
Rolling element 46 is arranged in a manner of identical with above-mentioned rolling element 36.Bearing 55 is formed by rolling element (roller) 56.
In bearing 55, inner ring is not set.On the contrary, rolling element 56 is set up directly on the periphery of axis 21.
The bearing for rotatably supporting idler gear 31,41 and 51 is not limited to needle bearing.Ball bearing etc. is also used as
Rolling element matches the type of bearing.
Axis 21 has minor diameter 22 and major diameter portion 23, (radial direction oil circuit 62 of radial oil circuit 62 as the second oil circuit
Can also be known as " the second oil circuit ") it is formed in minor diameter 22, and be provided with inner ring 37 in minor diameter 22 and be used as
The rolling element 36 of first rolling element, major diameter portion 23 have the diameter bigger than minor diameter 22, and the shape in major diameter portion 23
At the radial oil circuit 64 for being used as the 4th oil circuit.Manual transmission 10 includes idler gear 31, the work as the first idler gear
Rolling element 56 for the second rolling element, the idler gear 51 as the second idler gear, the inner ring 27 as the first adjoining members
And the inner ring 47 as the second adjoining members.Idler gear 31 is arranged on the periphery of rolling element 36, and by rotationally
Support.Rolling element 56 is arranged on the periphery of major diameter portion 23.Idler gear 51 is arranged on the periphery of rolling element 56, and by
It rotatably supports.Inner ring 27 is fixed to the periphery of axis 21, and is arranged as and idle running tooth by abutting inner ring 37 in the axial direction
Wheel 31 separates a gap.Inner ring 47 is fixed to the periphery of axis 21, and be arranged as by abutting major diameter portion 23 in the axial direction with
Idler gear 51 separates a gap.
When above structure is more fully described, axis 21 has to broaden in a step-wise manner from one end sides 21p towards another side
Shape.Axis 21 has the minor diameter 22 and major diameter portion 23 as constituting portion.Minor diameter 22 has diameter D1.Minor diameter
Portion 22 is arranged at one end 21p of axis 21.The diameter D2 that major diameter portion 23 has diameter group D1 big.Major diameter portion 23 be arranged to
One end 21p of axis 21 is detached.Have stepped shoulder 24 to be arranged on the end of the sides 21p at one end of major diameter portion 23.
The inner ring 37 of bearing 35 is arranged on the periphery of minor diameter 22.The inner ring 27 (the first adjoining members) of bearing 26 exists
37 ground of inner ring is abutted in the axial direction of axis 21 to be arranged on the periphery of minor diameter 22.Inner ring 27 is positioned to through the axial direction in axis 21
Upper abutting inner ring 37 between inner ring 27 and idler gear 31 to generate gap in the axial direction.
The rolling element 56 of bearing 55 is arranged on the periphery of major diameter portion 23.The inner ring 47 (the second adjoining members) of bearing 45
The shoulder 24 of major diameter portion 23 is abutted in the axial direction of axis 21.Inner ring 47 is positioned to by abutting major diameter in the axial direction of axis 21
The shoulder 24 in portion 23 between inner ring 47 and idler gear 51 to generate gap in the axial direction.
It is a kind of it is contemplated that in the axial direction of axis 21 position inner ring 27 mode be shoulder is set in minor diameter 22.So
And if shoulder is arranged in thin minor diameter 22, one end sides 21p for being provided with shoulder of axis 21 must have smaller
Diameter, this makes it difficult to the rigidity for ensureing axis 21 enough.Therefore, by setting inner ring 37 to the constituting portion of bearing 35, and
The inner ring 37 is used as to the positioning device of inner ring 27, the idler gear that inner ring 27 can be prevented and rotated with lost motion relative to axis 21
31 contacts.Meanwhile shoulder 24 can be arranged in thick major diameter portion 23, therefore by making 47 abutment shoulder 24 of inner ring, it can
Prevent inner ring 47 from being contacted with the idler gear 51 rotated with lost motion relative to axis 21.For this reason, in this exemplary embodiment,
Inner ring is not configured to the constituting portion of bearing 55.
Manual transmission 10 in this example embodiment is provided with for supplying lubrication oil to support idler gear 31,41
With the mechanism of 51 bearing 35,45 and 55.Next, the lubrication oil supply mechanism will be described.
Fig. 2 is by the amplification sectional view of the alternate unexpected misfortune scribing line II areas encompassed in Fig. 1.Referring to Fig.1 and
Fig. 2, axial oil circuit 61 (also referred to as " the first oil circuit "), radial oil circuit 62, radial oil circuit 63 and the radial shape in axis 21 of oil circuit 64
At.
Axial oil circuit 61 is upwardly extended in the axis of axis 21.Axial oil circuit 61 is open to the end face of one end sides 21p of axis 21, and
And linearly extend along central shaft 101.For guiding the guiding piece 28 to axial oil circuit 61 to be arranged in axial oil circuit lubricating oil
On 61 open end.The lubricating oil that axial oil circuit 61 is led to by guiding piece 28 is flowed from one end sides 21p of axis 21 towards another side,
As shown in arrow 102 in Fig. 1.
Radial oil circuit 62,63 and 64 is connected to axial oil circuit 61, and in the radially extending of axis 21.Radial oil circuit 62,63
It is radially extended from axial oil circuit 61 with 64, and passes through axis 21.Radial oil circuit 62, radial oil circuit 63 and radial oil circuit 64 are by having
The hole of same area is formed.Radial oil circuit 62,63 and 64 has internal diameter d1.Internal diameter d1 is such as Φ 3mm.
Radial oil circuit 62, radial oil circuit 63 and radial oil circuit 64 are set to the position being offset from one another in the axial direction of axis 21.
Radial oil circuit 62 is arranged in the most upstream side in the oil flow direction in axial oil circuit 61.Radial oil circuit 63 is compared to radial direction
Oil circuit 62 is arranged in the downstream side in the oil flow direction in axial oil circuit 61, and radial oil circuit 64 is compared to radial direction
Oil circuit 63 is arranged in the downstream side in the oil flow direction for more leaning on axial oil circuit 61.Radial oil circuit 62,63 and of radial oil circuit
Radial oil circuit 64 is separately positioned on the position corresponding to bearing 35, bearing 45 and bearing 55 in the axial direction of axis 21.
Oilhole 72 (also referred to as " third oil circuit ") and oilhole 73 are formed in inner ring 37 and inner ring 47 respectively.Oilhole 72 and oil
Hole 73 is arranged to pass through inner ring 37 and inner ring 47 radially respectively.Oilhole 72 and oilhole 73 respectively with radial oil circuit 62 and radial
Oil circuit 63 (also referred to as " the 4th oil circuit ") connection.Oilhole 72 passes through inner ring 37 from the position being connected to radial oil circuit 62, and reaches
It is disposed with the space of rolling element 36.Oilhole 73 passes through inner ring 47 from the position being connected to radial oil circuit 63, and reaches and be disposed with rolling
The space of kinetoplast 46.
Oilhole 72 and oilhole 73 are formed by the hole with same area.Oilhole 72 and oilhole 73 have and radial oil circuit
62 and radial 63 identical internal diameter of oil circuit, that is, internal diameter d1.
Fig. 3 is stereogram of the cylindrical shape pin before the manual transmission in being assembled to Fig. 1.Fig. 4 is the line in Fig. 2
The sectional view of the manual transmission of IV-IV interceptions.
Referring to figs. 1 to Fig. 4, the manual transmission 10 of this example embodiment also has cylindrical shape pin 81.The cylindrical shape pin 81
It is arranged to that radially oil circuit 62 and oilhole 72 are extended in a manner of columnar in the inner circumferential side of radial oil circuit 62 and oilhole 72.Cylinder
Shape pin 81 has circular cylindrical shape and which has been formed the channels for lubricating oil.Cylindrical shape pin 81, which has, is less than internal diameter
The internal diameter d2 of d1.Internal diameter d2 is such as Φ 2mm.
Cylindrical shape pin 81 is formed by such as metallic plate.Cylindrical shape pin 81 is not when residing in radial oil circuit 62 and oilhole 72
With C-shaped cross sectional shape.Cylindrical shape pin 81 has the shape being bent in a circumferential direction, and has across notch 84 on each end
The end 82 and end 83 of face each other.
Cylindrical shape pin 81 is engaged with radial oil circuit 62 and oilhole 72.In this exemplary embodiment, cylindrical shape pin 81 is with elasticity
The state of deformation passes through radial oil circuit 62 and oilhole 72 to be inserted into so that end 82 and end 83 are close to each other.Cylindrical shape pin 81
Peripheral surface is close by the inner wall of the elastic force for attempting to return its original-shape and radial oil circuit 62 and oilhole 72 of cylindrical shape pin 81
Ground contacts.
As shown in figure 4, when cylindrical shape pin 81 is mounted in radial oil circuit 62 and oilhole 72, end 82 and end 83 are preferred
Ground is against each other, but there is likely to be gaps between end 82 and end 83.The term " cylindrical shape " of the present invention is not limited to
Only refer to the shape being fully connected in a circumferential direction.
Cylindrical shape pin 81 is extended continuously between the radial oil circuit 62 being connected together and oilhole 72.Cylindrical shape pin 81 is preferred
Ground is arranged to the not inner peripheral surface 21b protrusions from the axis 21 at the opening of radial oil circuit 62 (referring to Fig. 2).This structure allows to prevent
Only the flowing of the lubricating oil in axial oil circuit 61 is hindered by cylindrical shape pin 81.Cylindrical shape pin 81 is preferably set to not from oilhole
The peripheral surface 37a protrusions of inner ring 37 at 72 openings (referring to Fig. 2).This structure allow to prevent that cylindrical shape pin 81 with inside
The rolling element 36 rolled on the periphery of circle 37 interferes.
Herein, the modification of the cylindrical shape pin in the first example embodiment will be described.Fig. 5 is cylindrical shape pin shown in Fig. 3
The stereogram of 81 modification.With reference to Fig. 5, in this modification, cylindrical shape pin 81 does not reside at radial oil in cylindrical shape pin 81
There is O cross-sectional profiles when in road 62 and oilhole 72.The outer diameter of cylindrical shape pin 81 is set as than radial oil circuit 62 and oilhole 72
Internal diameter d1 is slightly larger.The peripheral surface of cylindrical shape pin 81 by cylindrical shape pin 81 is press-fitted in axial oil circuit 61 and oilhole 72 with radial direction
The inner wall of oil circuit 62 and oilhole 72 is closely contacted.
Referring to Figures 1 and 2, it is picked up by gear ring (not shown) and is accumulated in the separator of hypocrateriform (being also not shown)
Lubricating oil is guided by guiding piece 28 and is introduced in axial oil circuit 61.The lubricating oil for flowing through axial oil circuit 61 flows into radial oil successively
Road 62, radial oil circuit 63 and radial oil circuit 64, and it is supplied to bearing 35, bearing 45 and bearing 55.
In this exemplary embodiment, cylindrical shape pin 81 is arranged in radial oil circuit 62 and oilhole 72, therefore from axial direction
The lubricating oil that oil circuit 61 flows into passes through the cylindrical shape pin 81.Therefore, cylindrical shape pin 81 is used as the sealing between axis 21 and inner ring 37
Component so inhibits the lubricating oil moved towards rolling element 36 between the peripheral surface 21a of axis 21 and the inner peripheral surface 37b of inner ring 37
Clearance leakage.
Cylindrical shape pin 81 also serves as pivot stop part of the inner ring 37 relative to axis 21, so limit axis 21 and inner ring 37 it
Between relative rotation.This avoids the demands to ball bearing 42 as pivot stop part, and the rotation in inner ring 47 is such as arranged
Retainer, this contributes to greater compactness of structure radially in turn.Moreover, groove of the machining for installing ball bearing 42 is not
It is necessary, therefore manufacturing cost can be reduced.
When (lubricating oil is supplied from a direction in axial oil circuit 61 for radial oil circuit 62, radial oil circuit 63 and radial oil circuit 64
To axial oil circuit 61) in when being arranged in this order in oil flow direction, in axial oil circuit 61, there is the radial oil of inflow
The amount of the lubricating oil on road is in oil flow direction from upstream side towards downstream side downward trend.On the other hand, in this example
In embodiment, 64 whole diameters having the same of radial oil circuit 62, radial oil circuit 63 and radial oil circuit, but in axial oil circuit 61
In be arranged in upstream side than radial oil circuit 63 and radial oil circuit 64 in oil flow direction radial oil circuit 62 channel
Area is reduced by the cylindrical shape pin 81 as hole.This structure allows to that the amount for the lubricating oil for flowing to downstream side is inhibited to become
Deficiency, while by avoiding complicated machining using unified bit diameter at radial oil circuit 62,63 and 64 of machining.
For the reason of have been described, in this exemplary embodiment, inner ring 37 is arranged in bearing 35, so as to by inner ring 27
It is located in the upstream side in the oil flow direction of axial oil circuit 61, but inner ring is not relative to the rolling element 56 in bearing 55
Downstream side in the oil flow direction of axial oil circuit 61 is set.For this structure, the position of cylindrical shape pin 81 is needed
For the upstream side in the oil flow direction of axial oil circuit 61, therefore above-mentioned inhibition can be advantageously carried out and flow to downstream side
The amount of lubricating oil become insufficient effect.
In order to summarize the above-mentioned present invention the first example embodiment manual transmission 10 structure, this example embodiment
Manual transmission 10 include axis 21, inner ring 37, rolling element 36 and cylindrical shape pin 81, wherein be formed with conduct in axis 21
The axial oil circuit 61 of the first oil circuit extended in the axial direction and as being connected to axial oil circuit 61 and extending radially
The radial oil circuit 62 of two oil circuits, inner ring 37 are arranged on the periphery of axis 21 and with as being connected to radial oil circuit 62 and in radial direction
The oilhole 72 of the third oil circuit of upper extension, rolling element 36 is as the rolling element being arranged on the periphery of inner ring 37, cylindrical shape pin 81
As in the inner circumferential side of radial oil circuit 62 and oilhole 72 circle tube member that radially oil circuit 62 and oilhole 72 are arranged.
According to the manual transmission 10 of the first example embodiment of the present invention constructed in this way, merely with simple knot
Structure can either just improve the utilization ratio of lubricating oil, and can prevent the relative rotation of inner ring.
Next, by the second example embodiment of the description present invention.Fig. 6 is the second example embodiment according to the present invention
The sectional view of manual transmission.The manual transmission of this example embodiment and the manual transmission 10 of the first example embodiment have
Basically same structure.Hereafter by the description of not redundance structure.
With reference to Fig. 6, in addition to cylindrical shape pin 81, the manual transmission of this example embodiment also has cylindrical shape pin (also referred to as
" the second cylinder shape component ") 86.Radially oil circuit 63 and oilhole 73 are arranged cylindrical shape pin 86 with being extended in a manner of columnar.Circle
Cylindrical pin 86 is arranged in a manner of identical with the cylindrical shape pin 81 being arranged in radial oil circuit 62 and oilhole 72.
Cylindrical shape pin 86 is arranged to limit the relative rotation between inner ring 47 and axis 21.In this exemplary embodiment, as
The ball bearing 42 of pivot stop part is not arranged on inner ring 47.
Cylindrical shape pin 81 has the internal diameter d3 smaller than internal diameter d1.Cylindrical shape pin 86 has smaller than internal diameter d1 and compares cylindrical shape
Internal diameter d4 big the internal diameter d3 of pin 81.Internal diameter d1 is such as Φ 3mm.Internal diameter d3 is such as Φ 1.5mm, and internal diameter d4 is for example
Φ2mm。
According to this structure, the upstream in the oil flow direction in axial oil circuit 61 is arranged in than radial oil circuit 64
The aisle spare of the radial oil circuit 63 of side is reduced by cylindrical shape pin 86, and is arranged in axial oil circuit 61 than radial oil circuit 63
Oil flow direction on the aisle spare of radial oil circuit 62 of upstream side further decreased by cylindrical shape pin 81.Therefore,
The amount that the lubricating oil for flowing to downstream side can be effectively inhibited is insufficient.
According to the manual transmission of the second example embodiment of the present invention constructed in this way, can be similarly implemented
Effect described in the first example embodiment.
Example embodiment disclosed in text is all merely illustrative in all fields and is understood not to limit.This hair
Bright range is indicated by the range by the description above but by patent claims, and be intended to include and patent right
All modifications in the range of claim equivalent range and meaning.Moreover, the present invention is primarily adapted for the manual change for vehicle
Fast device.
Claims (11)
1. a kind of manual transmission, it is characterised in that including：
Axis, the axis have the first oil circuit for upwardly extending of axis in the axis, and with first oil communication and
The second radially extending oil circuit of the axis；
Inner ring, the inner ring are arranged on the periphery of the axis, and the inner ring includes with second oil communication and in institute
State the radially extending third oil circuit of axis；
Rolling element, the rolling element are arranged on the periphery of the inner ring；And
The first cylinder shape component, inner circumferential side upper edge of the first cylinder shape component in second oil circuit and the third oil circuit
Second oil circuit and third oil circuit setting,
Wherein
The first cylinder shape component is engaged with second oil circuit and the third oil circuit.
2. manual transmission according to claim 1, which is characterized in that
The first cylinder shape component has C-shaped cross sectional shape.
3. manual transmission according to claim 1, which is characterized in that
The first cylinder shape component has O cross-sectional profiles.
4. manual transmission according to any one of claims 1 to 3, it is characterised in that further comprise：
Idler gear, the idler gear are arranged on the periphery of the rolling element, and the idler gear is configured to rotatable
Ground supports,
The wherein described inner ring is arranged relative to the rolling element opposed rotatable.
5. manual transmission according to any one of claims 1 to 3, which is characterized in that
The axis has the 4th oil circuit, the 4th oil circuit and first oil communication, and in the axial direction of the axis
Along being radially extended described in the axis at the upper position detached with second oil circuit, and
Second oil circuit and the 4th oil circuit have equal opening area.
6. manual transmission according to claim 4, which is characterized in that
The axis has the 4th oil circuit, the 4th oil circuit and first oil communication, and in the axial direction of the axis
Along being radially extended described in the axis at the upper position detached with second oil circuit, and
Second oil circuit and the 4th oil circuit have equal opening area.
7. manual transmission according to claim 5, which is characterized in that
4th oil circuit is arranged to the downstream in the oil flow direction in first oil circuit than second oil circuit
Side.
8. manual transmission according to claim 6, which is characterized in that
4th oil circuit is arranged to the downstream in the oil flow direction in first oil circuit than second oil circuit
Side.
9. manual transmission according to claim 7 or 8, it is characterised in that further comprise：
The second cylinder shape component, the second cylinder shape component are arranged in the inner circumferential side of the 4th oil circuit, described the second cylinder
The opening area of the first cylinder shape component described in the open area ratio of shape component is big.
10. manual transmission according to claim 9, which is characterized in that
The second cylinder shape component has C-shaped cross sectional shape.
11. manual transmission according to claim 9, which is characterized in that
The second cylinder shape component has O cross-sectional profiles.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014111060A JP6131911B2 (en) | 2014-05-29 | 2014-05-29 | Manual transmission |
| JP2014-111060 | 2014-05-29 | ||
| PCT/IB2015/000707 WO2015181601A1 (en) | 2014-05-29 | 2015-05-20 | Manual transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106461059A CN106461059A (en) | 2017-02-22 |
| CN106461059B true CN106461059B (en) | 2018-07-17 |
Family
ID=53398144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580024557.1A Active CN106461059B (en) | 2014-05-29 | 2015-05-20 | Manual transmission |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6131911B2 (en) |
| KR (1) | KR101834977B1 (en) |
| CN (1) | CN106461059B (en) |
| DE (1) | DE112015002532B4 (en) |
| WO (1) | WO2015181601A1 (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4117409C2 (en) * | 1991-05-28 | 1994-09-29 | Audi Ag | Lubricator |
| JP2004076810A (en) * | 2002-08-12 | 2004-03-11 | Yanagawa Seiki Co Ltd | Lubricating structure of gear transmission |
| DE102005052449A1 (en) * | 2005-11-03 | 2007-05-10 | Zf Friedrichshafen Ag | Internally oiled shaft volumetric flow rate controlling device for use in vehicle, has insertion pipe with radial bores for adjusting volume flow rate of internally oiled shaft over distance of ends of insertion pipe |
| JP2007292151A (en) * | 2006-04-24 | 2007-11-08 | Honda Motor Co Ltd | Transmission synchronous mesh mechanism |
| JP2009063152A (en) * | 2007-09-10 | 2009-03-26 | Aisin Ai Co Ltd | Manual transmission |
| JP5158861B2 (en) * | 2008-03-11 | 2013-03-06 | Ｎｔｎ株式会社 | In-wheel motor drive device |
| DE102008052772A1 (en) * | 2008-10-22 | 2010-04-29 | Dr.Ing.H.C.F.Porsche Aktiengesellschaft | Transmission shaft i.e. hollow countershaft, for dual-clutch transmission of motor vehicle, has oil supplying holes formed with increasing diameters such that oil volumetric flow supplied to bearing surfaces is controllable |
| JP4720928B2 (en) * | 2009-03-31 | 2011-07-13 | マツダ株式会社 | Manual transmission |
| JP2012154444A (en) * | 2011-01-27 | 2012-08-16 | Aisin Ai Co Ltd | Lubricating device of manual transmission |
| JP2013024336A (en) * | 2011-07-21 | 2013-02-04 | Aisin Ai Co Ltd | Lubrication device for selective gear type transmission |
-
2014
- 2014-05-29 JP JP2014111060A patent/JP6131911B2/en active Active
-
2015
- 2015-05-20 DE DE112015002532.4T patent/DE112015002532B4/en not_active Expired - Fee Related
- 2015-05-20 WO PCT/IB2015/000707 patent/WO2015181601A1/en active Application Filing
- 2015-05-20 CN CN201580024557.1A patent/CN106461059B/en active Active
- 2015-05-20 KR KR1020167031776A patent/KR101834977B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015224750A (en) | 2015-12-14 |
| CN106461059A (en) | 2017-02-22 |
| DE112015002532T5 (en) | 2017-02-09 |
| KR20160145708A (en) | 2016-12-20 |
| WO2015181601A1 (en) | 2015-12-03 |
| KR101834977B1 (en) | 2018-03-06 |
| JP6131911B2 (en) | 2017-05-24 |
| DE112015002532B4 (en) | 2021-04-29 |
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