CN107448563A - Two row's stars connect monolock speed changer - Google Patents
Two row's stars connect monolock speed changer Download PDFInfo
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- CN107448563A CN107448563A CN201710615486.3A CN201710615486A CN107448563A CN 107448563 A CN107448563 A CN 107448563A CN 201710615486 A CN201710615486 A CN 201710615486A CN 107448563 A CN107448563 A CN 107448563A
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- speed changer
- planet row
- connection
- row
- star
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/46—Gearings having only two central gears, connected by orbital gears
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0078—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratio comprising twelve or more forward speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
- F16H2200/0095—Transmissions for multiple ratios characterised by the number of reverse speeds the gear ratios comprising four reverse speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2007—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with two sets of orbital gears
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2041—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with four engaging means
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2051—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with eight engaging means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention relates to a kind of planet row gear structure speed changer.Including mechanical system, control system, lubricating system etc., arranged containing two rows of planetary --- it can be individual layer star planet row, double-deck star planet row, star connection is connected as between its planet row, i.e.,：Each planet row connects so that certain layer of planetary gear is relative, and each planetary gear for participating in connection possesses identical rotating speed, and each planet carrier for participating in connection possesses another identical rotating speed.Speed changer has two kinds of specific drive path set and its isomeric form, by selecting drive path set, planet row species order, by the various characterisitic parameters for selecting each planet row, multi-speed transmission can be formed, containing multi gear etc. than speed changer, by controlling the variable connection can in speed changer to control its gear.The speed changer and its omit the part that plate structure speed changer and their inverse speed changer can be as independent speed changer or as gearings.
Description
Technical field
The present invention relates to a kind of planet row mechanical transmission, and what the star specially arranged using two rows of planetary was connected has specific
The multi-speed transmission of drive path set.
Background technology
In order to which neatly the torque of change dynamical system and rotating speed, many dynamic power machines are all configured with mechanical speed change on a large scale
Device.Existing machinery speed changer, which divides, buncher and has speed transmission, have speed transmission mainly have paraxonic speed changer, it is double from
Speed changer, planetary gear mechanical transmission etc. are closed, can divide manual transmission and automatic transmission from control.It is existing to have gear
Speed changer, two kinds of ordinary gear structure and planet row gear structure can also be divided into from mechanical structure.Using full depth tooth rolling hitch
The speed changer of structure is usually manual transmission, is easier to accomplish more gears, but this kind of speed changer volume is larger, controller compared with
It is more.Speed changer using planet row gear structure is usually automatic transmission, small volume, it is not easy to accomplishes more gears, controls
Device such as synchronizer, clutch or balladeur train etc. is also more.The few planet of small volume, multi gear, controller is manufactured in design
It is our purpose to arrange speed changer.
The content of the invention
In order to realize that the purpose of the few planet row speed changer of small volume, multi gear, controller, the present invention are manufactured in design
It is proposed the planet row speed changer that a kind of planet row is less, controller is less, gear is abundant：Two with specific drive path set
Planet row star connects monolock speed changer.
The speed changer of planet row gear structure, including the planet row gear structure mechanical system being made up of each planet row,
Control system, lubricating system, installation support and protection system etc., mechanical system include connecting between planet row species order, planet row
Connect, I/O lockdown connection, planet row construction etc..
Planet row is made up of two centre wheels (sun gear or ring gear) and three kinds of parts of planet carrier with planetary gear, three kinds
The meshing relation of part determines planet row species.Planet row by planet carrier upper planet wheel number of levels can be divided into individual layer star planet row,
Double-deck star planet row, three layers of star planet row.The individual layer planetary gear of individual layer star planet row internally engages externally and internal tooth with sun gear
Circle engagement；Internal layer planetary gear internally engages with sun gear in the double-deck planetary gear of double-deck star planet row, outer layer planetary gear externally with
Ring gear engages, the intermeshing of internal layer planetary gear outer layer planetary gear；One layer of planetary gear in three layers of planetary gear of three layers of star planet row
Internally engage with sun gear, externally engaged with two layers of planetary gear, two layers of planetary gear internally engage with one layer of planetary gear, externally with three
Layer planetary gear engagement, three layers of planetary gear are internally engaged with two layers of planetary gear, externally engaged with ring gear.Planet row species is different,
Its characteristics of motion is different, it then follows the equation of motion it is different.
In the speed changer of planet row composition, putting in order between different types of planet row is produced as into speed changer
Just immutable after product, this also determines the performance characteristics of speed changer.In planet row star attachment structure of the present invention, the company of participation
The planet row connect has three classes, point four kinds of situations：1, individual layer star planet row participates in connection；2, double-deck star planet row participates in connection, its
Middle internal layer planetary gear participates in star connection and participates in star to connect with outer layer planetary gear being two kinds of different situations；3, three layers of star planet row ginseng
With being connected, wherein one layer of planetary gear participates in star connection connects same individual layer star planet row participation star connection with three layers of planetary gears participation star
Situation it is similar, it is a kind of single situation that two layers of planetary gear, which participate in stars connection,.The star connection of two such planet row composition
Structure combines just by the situation of the planet row species and planet row order that participate in connection 16 kinds of combining forms.Two seniority among brothers and sisters
Star is arranged, if the planetary gear that the planet row of participation star connection is respectively individual layer star planet row in order participates in star connection and bilayer
The outer layer star of star planet row participates in star connection, just referred to as single outer two rows；If the planet row for participating in connection is respectively double in order
The internal layer planetary gear of layer star planet row participates in star connection and two layers of planetary gear of three layers of star planet row participate in star connection, just referred to as
Interior two liang of rows；Other combining forms and abbreviation of the planet row species order of star connection can be so that the rest may be inferred.Arranged by two rows of planetary
The star attachment structure one of composition shares 16 kinds of planet row species sequential combination forms.Two rows of planetary arrange the speed changer formed
Two row's speed changers.
Tooth form, number of teeth relation and the planetary gear set number of three kinds of parts of planet row are exactly planet row construction, are mainly shown as
The characterisitic parameter of planet row.Planet row construction is just immutable after speed changer is produced as finished product, and planet row construction also determines
The performance characteristics of speed changer.The gear ratio correlation of especially three kinds of parts of planet row determines three kinds of characteristics ginseng of planet row
Number, the characteristics of motion and the equation of motion of each part of planet row are determined, finally determine the performance of speed changer.For convenience of research,
The present invention proposes that planet row moves the characterisitic parameter and kinetic characteristic equation for not only deferring to planet row, also obeys planet row too
Star characterisitic parameter, circle star characterisitic parameter (both are collectively referred to as star characterisitic parameter) and the corresponding too star equation of motion, the circle star equation of motion
(both are collectively referred to as the star equation of motion).The characterisitic parameter of planet row, too star characterisitic parameter, circle star characterisitic parameter and corresponding motion are special
Property equation, too the star equation of motion, circle the star equation of motion be defined as follows：
If Zt is the sun gear number of teeth, Zq is the ring gear number of teeth, and Nt is sun wheel speed, and Nq is ring gear rotating speed, Nj planets
Frame rotating speed, defined property parameter a=Zq/Zt, the kinetic characteristic equation of individual layer star planet row are：Nt+a*Nq- (1+a) * Nj=0；
The kinetic characteristic equation of double-deck star planet row is：Nt-a*Nq- (1-a) * Nj=0；The equation of motion of three layers of star planet row is：Nt+
A*Nq- (1+a) * Nj=0 are identical with the equation of motion of individual layer star planet row.If Zx is certain layer of planet for participating in star attachment structure
The number of teeth of wheel, Nx are this layer of planet wheel speed, and it is too star parameter b=Zt/ to define the sun gear number of teeth with this layer of planetary gear gear ratio
Zx, it is circle star parameter c=Zq/Zx to define the ring gear number of teeth with this layer of planetary gear gear ratio.The planetary gear of individual layer star planet row, too
Positive wheel, planet carrier, the motion of ring gear also obey its too star equation of motion Nxd+b*Nt- in addition to its kinetic characteristic equation is obeyed
(1+b) * Nj=0 and circle star equation of motion Nxd-c*Nq- (1-c) * Nj=0.Outer layer planetary gear, the sun of double-deck star planet row
Wheel, planet carrier, the motion of ring gear also obey its too star equation of motion Nxw-b*Nt- (1- in addition to its kinetic characteristic equation is obeyed
B) * Nj=0 and circle star equation of motion Nxw-c*Nq- (1-c) * Nj=0；The internal layer planetary gear of double-deck star planet row, sun gear, OK
Carrier, the motion of ring gear also obey its too star equation of motion Nxn+b*Nt- (1+b) * Nj in addition to its kinetic characteristic equation is obeyed
=0 with enclosing star equation of motion Nxn+c*Nq- (1+c) * Nj=0.The one layer of planetary gear and three layers of planetary gear of three layers of star planet row, too
Positive wheel, planet carrier, the motion of ring gear also obey its too star equation of motion Nx+b*Nt- (1 in addition to its kinetic characteristic equation is obeyed
+ b) the * Nj=0 and circle star equation of motion Nx-c*Nq- (1-c) * Nj=0, each motion side identical with the situation of individual layer star planet row
Journey is also identical, and simply each characterisitic parameter span is different；Two layers of planetary gear of three layers of star planet row, sun gear, planet carrier,
The motion of ring gear also obeys its too star equation of motion Nxe-b*Nt- (1-b) * Nj=0 and circle star in addition to its equation of motion is obeyed
Equation of motion Nxe+c*Nq- (1+c) * Nj=0.
If reversely define af=Zt/Zq, bf=Zx/Zt, cf=Zx/Zq, it is referred to as anti-characterisitic parameter, anti-too star is joined
Number, anti-circle star parameter, it is respectively just to define characterisitic parameter, too star parameter, the inverse of circle star parameter.Three kinds of fortune of corresponding planet row
Dynamic equation form can be different, referred to as counter-movement characteristic equation, the anti-too star equation of motion, the anti-circle star equation of motion.Individual layer star
The counter-movement characteristic equation of planet row is Nq+af*Nt-(1+af) * Nj=0, instead too the star equation of motion is Nt+bf*Nxd-(1+
bf) * Nj=0, the anti-star equation of motion that encloses is Nq-cf*Nxd-(1-cf) * Nj=0；The counter-movement characteristic equation of double-deck star planet row
For Nq-af*Nt-(1-af) * Nj=0, outer layer planetary gear and sun gear, planet carrier, the gym suit of ring gear of double-deck star planet row
From its anti-too star equation of motion Nt-bf*Nxw-(1-bf) * Nj=0 and anti-circle star equation of motion Nq-cf*Nxw-(1-cf) * Nj=
0, the internal layer planetary gear of double-deck star planet row and sun gear, planet carrier, the gym suit of ring gear are from its anti-too star equation of motion Nt+
bf*Nxn-(1+bf) * Nj=0 and anti-circle star equation of motion Nq+cf*Nxn-(1+cf) * Nj=0.The counter-movement of three layers of star planet row
Characteristic equation as the counter-movement characteristic equation of individual layer star planet row, move by one layer of planetary gear, the anti-too luck of three layers of planetary gear
Equation, the anti-circle star equation of motion are as the anti-too star equation of motion, the anti-circle star equation of motion of individual layer star planet row, two layers of planet
Wheel and sun gear, planet carrier, the gym suit of ring gear are from its anti-too star equation of motion Nt-bf*Nxe-(1-bf) * Nj=0 and anti-circle
Star equation of motion Nq+cf*Nxe-(1+cf) * Nj=0.Using three kinds of anti-characterisitic parameters and each counter-movement equation, with utilizing three kinds of spies
Property parameter and each Research on movement equation planet row motion have in itself as effect.These theoretical tools are inherently
It is the different expression-forms of the relation of three kinds of parts of planet row.Each equation of motion of planet row and each counter-movement equation are mathematically
Can mutually it derive.
In the transmission, three kinds of parts of planet row can be connected with the part of other planet rows, and here it is connect between planet row
Connect.Generally between two adjacent planet rows exist one or two planet row between connect, the company connected between planet row
It is mainly sun gear, planet carrier, ring gear these three parts to connect object.Pair connected in existing planet row speed changer between planet row
As being seldom planetary gear.The present invention proposes, in being connected between planet row, a certain layer planetary gear and other rows of rows of planetary row
The a certain layer planetary gear axle center alignment of star row is connected, and each certain layer of planetary gear that such connection necessarily connects participation possesses phase
Same rotating speed, each planet carrier for participating in connection possess another identical rotating speed.Attachment structure between such planet row, we claim
For the star attachment structure of planet row.For example, No.1 planet row individual layer planetary gear is connected with No. two planet row outer layer planetary gear stars
Nx1d=Nx2w and Nj1=Nj2 are indicated as, No.1 planet row internal layer planetary gear and No. two floor planetary gear stars of planet row two are connected
Connect and be indicated as Nx1n=Nx2e and Nj1=Nj2, connection can the rest may be inferred for other stars.Star attachment structure needs to participate in connection
The planetary gear set number of each planet row is identical, so participates in each certain layer of planetary gear of star connection and can connect correspondingly.Star connects
Binding structure needs the distance for participating in each certain layer of planetary gear axle center to the sun gear axle center of each planet row of connection equal, makes participation star
Each certain layer of planetary gear axle center of connection can align, and so participate in each certain layer of planetary gear of star connection and mutually rotating speed could be waited to connect
Connect.Star attachment structure does not require that each layer planetary gear of planet row necessarily has identical radius, tooth form, the number of teeth.Under normal circumstances
The radius of each planetary gear of planet row, tooth form, the number of teeth will not be identical, it is identical it is simply few in the case of special case.Connection needs to connect
Machinery, including be directly connected to machinery and be indirectly connected with machinery, the object being directly connected in the connection and connection of machinery possesses jointly
Rotary shaft, torque and rotating speed, be indirectly connected with machinery connection and connection in object can possess different rotary shafts, torque
And rotating speed.Connection machinery can be divided into constant connection and be produced as just changing after finished product with variable connection, the constant speed changer that is connected to
Become；It is variable to be connected in speed changer finished product in the action that select whether to connect in design control variable range, variable connection
Control the speed change shift of speed changer.Speed changer needs to be connected with input and output machinery, and here it is I/O lockdown connection, lock
Fixed connection also can be considered the input connection that rotating speed is zero.Connection is connected general designation connection, connection with I/O lockdown between planet row
Also determine the performance characteristics of speed changer with the object in being connected, connection be connected in object composition drive path.Planet row
The connecting object of speed changer I/O lockdown connection has three kinds of parts that a side is planet row.Two row's stars connection monolock of the invention
The I/O lockdown connection of speed changer has following characteristics：Only one locking connection, is constant connection, list of the present invention
Lock refers to this；Input is connected as sky and is connected in parallel, and a transmission only input connection every time is worked；Output is connected as variable
Connection, every time transmission can have one or more output connections to work；The input, output, locking connecting object can also replace
It is changed to other objects of rotating speed identical in same connection.
Speed changer of the present invention has specific drive path set, and by being connected between planet row, I/O lockdown connects institute
Determine, the object under connection function together constitutes drive path with being connected, due to that there can be one or more in being once driven
Individual output connection, so can have multiple drive paths in being once driven.It is connected between specific planet row, input and output lock
Surely the set for connecting multiple drive paths of corresponding multiple transmission and transmission is exactly the drive path set of speed changer.Pass
Dynamic set of paths is combined with each planet row species sequential combination form, can accordingly form relatively-stationary each drive path and respectively
Gearratio formula set (can list).By establish planet row construction between relation (establish each planet row characterisitic parameter it
Between particular kind of relationship), each drive path and each gearratio formula set can be made to form gearratio application table, formation adjacent gear positions
The property of the ratio such as gearratio or other practical properties.Pass through the materialization of each planet row characterisitic parameter value, it is possible to corresponding
Form specific speed changer.This is also that the present invention constructs the step of more gears etc. are than speed changer.
The complete version speed changer of speed changer of the present invention has four controllers, controls input, the output connection of speed changer.This
The abridged edition speed changer of invention has three controllers.The controller refers to clutch, jaw clutch, synchronizer, slip
The control machinery such as gear or movable pin key, device is manipulated by, controls the action for presetting each variable connection, it is possible to which control becomes
The gear shift between more gears of fast device.More gears, which refer to speed changer, has three and more than three gears.Deng than referring to each phase of speed changer
Ratio between adjacent gear gearratio is to wait ratio, waits a critical nature than being more speed transmissions.Deng being handle than speed changer
Multiple gears of speed changer press the big minispread of gearratio, and ratio is to wait the speed change than relation between the gearratio of each adjacent gear positions
Device, we term it gearratio etc. than speed changer or to wait than speed changer, and a grade can be with other grade ratios or rank ratio than speed changer
Speed changer forms very abundant new etc. of gear than gear multiplication by planet row etc. and compares speed changer.
Speed changer of the present invention has two kinds of drive path set, respectively with 16 kind of two rows of planetary seeding class sequential combination form
With reference to forming two kinds of each gearratio formula tables, respectively include 16 kinds of points of tables in table.Be exactly below two kinds of drive path set and it
Each gearratio formula table elaboration, also listed corresponding to the particular kind of relationship established between each planet row characterisitic parameter relatively
Valuable section transmission ratio application table：
Drive path collection is unified：No.1 planet row floor planetary gear is connected (Nx1=with No. two planet row floor planetary gear star
Nx2 and Nj1=Nj2), constant input connecting object is No.1 planet row ring gear (q1), and constant locking connecting object is No. two
Planet row ring gear (q2), variable output connecting object be No. two planet row sun gears with No.1 planet row sun gear, planet carrier,
Ring gear (t2 and t1, j1, q1).Referring to Fig. 1.
When the planet row species order for participating in connection is only two rows, single outer two rows, two rows, single two liang of rows, outer lists in list
Two rows, outer two rows, it is outer in two rows, outer two liang of rows, the row of interior list two, inside and outside two row, interior two rows, it is interior two liang arrange, two singly two rows,
Two outer two rows, two rows, two or two liang of row's combining forms for the moment, are unified according to drive path collection and connected between given planet row in two
Connect, the condition of contact of each I/O lockdown connection, with reference to the combining form of various planet row species orders, each row can be listed
Star arranges the various equations of motion and solves each gearratio formula of each drive path.Drive path collection unification each drive path and
Each gearratio formula set is shown in Table one：
Table one：Two row's stars connection monolock variator path set unifies each gearratio formula table
Drive path set two：No.1 planet row floor planetary gear is connected (Nx1=with No. two planet row floor planetary gear star
Nx2 and Nj1=Nj2), constant output connecting object is No.1 planet row sun gear (t1), and constant locking connecting object is No. two
Planet row sun gear (t2), variable input connecting object is No.1 planet row ring gear, planet carrier, sun gear and No. two planet rows
Ring gear (q1, j1, t1 and q2).Referring to Fig. 2.
When the planet row species order for participating in connection is only two rows, single outer two rows, two rows, single two liang of rows, outer lists in list
Two rows, outer two rows, it is outer in two rows, outer two liang of rows, the row of interior list two, inside and outside two row, interior two rows, it is interior two liang arrange, two singly two rows,
Two outer two rows, two rows, two or two liang of row's combining forms for the moment, connect between the planet row given according to drive path set two in two
Connect, the condition of contact of each I/O lockdown connection, with reference to the combining form of various planet row species orders, each row can be listed
Star arranges the various equations of motion and solves each gearratio formula of each drive path.Each drive path of drive path set two and
Each gearratio formula set is shown in Table two：
Table two：Two row's stars connection monolock variator set of paths, two each gearratio formula table
Two kinds of drive path set of the present invention, each self-contained each drive path include the connection under connection function
And the object in connection, the object in the same connection and connection being directly connected under effect has identical rotating speed, one
Individual object is connected with an any portion being directly connected to, and its rotating speed effect is identical.Such as in the present invention, due to
The characteristic of star attachment structure, it is phase to be connected to No.1 planet row planet carrier with the rotating speed effect for being connected to No. two planet row planet carriers
With.On the premise of the object in keeping connecting is constant, same connection can have a variety of trends, each right in same connection
As that there can be different arrangements, there can be different order between multiple connections, the controller for connecting and being included in connecting can be caused
With different arrangements, the different trends of the connection in these each drive paths still have identical rotating speed with arrangement, not shadow
The gearratio of each drive path is rung, does not influence each gearratio formula set (table).Its of the connection of each drive path is chosen herein
A kind of middle legend signal as various drive path set moved towards with arrangement, the connection illustrated different from this paper legends are walked
The different of corresponding each drive path set of the invention is collectively referred to as to arranging each drive path formed and each drive path collection
Configuration formula.In these isomeric forms, the different trends of connection can change the process efficiency of speed changer, transmission efficiency, gap, return
The properties such as difference, different connections and controller arrangement can change the properties such as the control efficiency of speed changer, can be according to actual need
Select to use drive path set of the present invention and its various isomeric forms.Also a kind of isomeric form, constructed from planet carrier
Difference, planet carrier can use shaft type planet carrier, and supporting planetary gear uses axle sleeve type planetary gear；Planet carrier can also use bearing
Formula planet carrier, supporting planetary gear use shaft type planetary gear.Sometimes, the isomeric form of this planet carrier construction, can also cause connection
Trend and the isomeric form of arrangement.The isomeric form of the present invention should also fall into protection scope of the present invention.
Each drive path set of speed changer of the present invention is all formed by specific each drive path set, every kind of transmission
Set of paths can be combined with 16 kind of two rows of planetary seeding class sequential combination form, form each gearratio formula table.
In table one, table two, 32 kinds of each gearratio formulas are contained altogether and divide table, the corresponding row's star of 32 class two connection monolock speed change
Device.It can change speed changer property by adjusting each planet row characterisitic parameter per class speed changer, i.e., can be utilized in each table
Simple arithmetic, certain particular kind of relationship established between a1, a2, b1, b2, c1, c2 so that multiple in each gearratio formula table
Gearratio forms the properties of ratio such as adjacent gear ratios or other adapt to practical property, forms each gearratio application table, so as to right
It should form etc. than more speed transmissions or wait speed changer than multi gear bit strip reverse-gear speed transmission or other practical properties.For example,
In drive path set two with each gearratio formula that the outer rows of planetary seeding class of list two order is combined, establishing each characterisitic parameter
A kind of particular kind of relationship between a1, a2, b1, b2, c1, c2, can form following gearratio application table, i.e. the Annex V of table two divides table：
The Annex V of table two divides table：The gearratio application table of two row's stars connection monolock variator set of paths two
The Annex V of table two divides table, between this various characterisitic parameters under relation condition, between the gearratio of each drive path
Ratio is formd between adjacent big close steps to wait relation of ratio, correspond between a kind of adjacent gear positions gearratio ratio for etc.
The positive four speed transmission of ratio.In another example in drive path collection unification each biography that two rows of planetary seeding classes order is combined in two
Move than in formula, establishing another particular kind of relationship between each characterisitic parameter a1, a2, b1, b2, c1, c2, lower biographies can be formed
Dynamic ratio applies table, i.e. one attached 15 point of table of table：
One attached 15 point of table of table：Two row's stars connection monolock variator path set unification gearratio application table
One attached 15 point of table of table, between this various characterisitic parameters under relation condition, the gearratio of each drive path it
Between form ratio between three adjacent big close steps and, to wait relation of ratio, separately have a gearratio (can conduct for negative value
The gearratio of reverse gear position), ratio is the positive third gear band reverse-gear speed transmission for waiting ratio between correspond to a kind of adjacent gear positions gearratio.Its
Inverse speed changer is also positive third gear band reverse-gear speed transmission.
It is similar to the above, it is combined to be formed 30 with 16 kinds of planet row species orders in two kinds of drive path set
Two kinds of gearratio formulas divide table, and each can be formed more by establishing the various particular kind of relationships between various characterisitic parameters
Grade between kind gearratio formula forms a variety of gearratio application tables, so as to corresponding a variety of than relation or other practical relations
Deng than speed changer or with other practical properties speed changer.
From above-mentioned each example, the content of two row's stars connection monolock speed changer is very abundant, can correspond to many class tools
The speed changer that body is implemented, above-mentioned example are wherein a little.Two row's stars connect every kind of transmission road of monolock speed changer
The corresponding major class speed changer of footpath set, can be with wherein by one of selected 16 kind of two rows of planetary seeding class sequential combination form
Class speed changer in corresponding one, here it is content corresponding to above-mentioned table one, table two.Again by selecting a certain kind between each characterisitic parameter
Particular kind of relationship, can correspond to a group speed changer, and table one, table two can form respective table attached one to table attached 16
A variety of gearratio application tables.Again by selecting the specific value of each characterisitic parameter, the speed changer of a specific implementation can be corresponded to.
The corresponding one kind of particular kind of relationship applies species between every kind of each characterisitic parameter in above-mentioned example in each gearratio application table, corresponds to one
Group speed changer, every kind of specific value that can have multigroup each characterisitic parameter using species, every group of specific value are all corresponding one
The speed changer of specific implementation.
Speed changer of the present invention can use above-mentioned drive path set, planet row species order, planet row construction etc. completely
Complete version can also use abridged edition as speed changer as speed changer." omission " of abridged edition speed changer refers herein to pass through
Controller is reduced to reduce I/O lockdown connection, is also referred to by using the subclass of drive path set to reduce transmission road
Footpath, but the abridged edition speed changer of the present invention should at least have three and more than three drive paths, transmission when gear, just at last
More speed transmissions.Can be according to each drive path set and each gearratio formula set being actually needed in complete version speed changer
In any selection subset be combined into corresponding abridged edition speed changer.
Drive path corresponding to above tables, in the case where locking connection is constant, input connection is changed to output connection,
Output connection is changed to input connection, is exactly that each drive path of speed changer is changed to each inverse drive path, each corresponding gearratio
Formula is the formula reciprocal of former gearratio formula.The gearratio formula of each inverse drive path i.e. relative with each drive path in each table
Son is the formula reciprocal of former gearratio formula, and the gearratio of each inverse drive path is the inverse of each former drive path gearratio.OK
Star arranges speed changer, in the case that connection, planet row construction are constant between planet seeding class order, planet row, keeps locking connection
It is constant, keep the connecting object of each connection constant, connected using its input connection as output, connected using its output connection as input
Connect, obtained speed changer is known as the inverse speed changer of protoplanet row's speed changer.Each drive path and former speed changer in inverse speed changer
Corresponding each drive path is fallen each other against drive path, the gearratio and the gearratio of each former drive path of each inverse drive path each other
Number, the gear number of inverse speed changer can be with equal with the gear number of former speed changer, and adjacent gear positions gearratio etc. waits ratio than speed changer
It is worth and waits ratio equal against speed changer with it.Once transmission can also have more drive paths in inverse speed changer.Two rows of the invention
The inverse speed changer of inverse speed changer and its abridged edition speed changer of star connection monolock speed changer also has above-mentioned property.Foregoing table one,
In table two, " output " is changed into former " input ", former " output " changes into " input ", and all gearratio formulas in table are changed into down
After numerical expression, it is possible to obtain two kinds of each gearratio formula tables of two kinds of inverse speed changers.The foregoing attached several gearratio of each table
Using in table, former " input " is changed into " output ", original " output " changes into " input ", and the exponential quantity of all numerical value k in table
It is multiplied by after negative one changes anti-index into, it is possible to obtain the various gearratio application tables of inverse speed changer.Two row's stars connection of the invention
The inverse speed changer of monolock speed changer and its abridged edition speed changer, should also belong to protection scope of the present invention.
Existing planet row speed changer also has similar planet row of the present invention between planet row star in terms of connection connects
Structure, there is machinery as three species.It is connected first, individual layer star planet row forms star with the outer layer planetary gear of double-deck star planet row
A kind of special case of structure, Ravigneaux gear mechanism is referred to as in speed changer industry.It is similar to but is not equal to single outer (or outer
It is single) two row's stars connection speed changer, the range of structures of Ravigneaux gear mechanism is much smaller than single outer (or outer single) two row's stars connection speed change
Device.In Ravigneaux gear mechanism, two rows of planetary row shares a long planetary gear, equivalent to single outer (or outer single) star attachment structure
The essentially equal special case of the radius of the outer layer planetary gear of middle individual layer planetary gear and another planet row, tooth form, the number of teeth, and outside list (or
Outer list) participate in two row's stars connection speed changer star connection individual layer planetary gear and outer layer planetary gear the number of teeth can with it is equal can also
Unequal, tooth form be able to can also be differed with identical, and the radius of two kinds of planetary gears be able to can not also be waited with equal, so of the invention
The scope of the list outer (or outer single) two row's stars connection speed changer is wider.Outer (or outer single) the two row's stars connection of list of the present invention becomes
The content such as connection, I/O lockdown connection, planet row construction is much larger than Ravigneaux gear mechanism between the planet row that fast device includes
Comprising content.Second, the internal layer planetary gear of individual layer star planet row and double-deck star planet row forms star attachment structure, it is existing
Example is also that two rows of planetary row shares a long planetary gear, also corresponds in list individual layer in (or interior list) two row's star connection speed changer
The essentially equal special case of the radius of planetary gear and internal layer planetary gear, tooth form, the number of teeth, its range of structures is much smaller than (or interior list) in list
Two row's stars connect the scope of speed changer.Connect between the planet row that (or interior list) two row's star connection speed changer includes in list of the present invention
Connect, I/O lockdown connection, the content such as planet row construction much larger than star attachment structure special case in this list content.It is third, single
Layer star planet row and individual layer star planet row form star attachment structure, the only star attachment structure in existing example with it is of the present invention
Only it is the same that two row's stars connection speed changer connects between planet row, but only two row's stars of the present invention connect speed changer
Comprising I/O lockdown connection, the content such as planet row construction and content that existing example includes it is entirely different.The present invention
Only two row's stars connection speed changer has specific drive path set, and the speed changer structure of formation is answered more than existing example
Miscellaneous, drive path, gearratio, gear enrich more than existing example.The key problem in technology of two row's stars connection monolock speed changer of the invention
It is specific two kinds of drive path set and its isomeric form combined with star attachment structure.
The present invention proposes, if there is two rows of planetary row to employ star attachment structure in planet row speed changer, and with complete
Version or the form of abridged edition employ the specific drive path set of two rows star connection monolock speed changer of the present invention, are formed
Three and more than three drive paths, gearratio, the speed changer of gear or corresponding inverse speed changer, no matter this speed changer is independent
Speed changer, or as the part in gearing, protection scope of the present invention all should be fallen into.
Two rows star of the present invention connects monolock speed changer, and it is beneficial in that：The star proposed between planet row connects
Binding structure, enrich structure, the performance properties of speed changer.Planet row is proposed outside planet row characterisitic parameter and the equation of motion
Too star characterisitic parameter, circle star characterisitic parameter and too the star equation of motion, the circle star equation of motion, enrich the reason of planet row speed changer
By.Propose the drive path set using star attachment structure formation multi-speed transmission, planet row species order, planet row construction
The method of aspect, it is proposed that two row's stars connect monolock speed changer by selecting drive path set, planet row species order and row
Star row's construction, controls the multifrequency nature parameter of planet row (substantially to control the sun gear, planetary gear, ring gear of each planet row
Gear ratio), it is possible to formed and control speed changer gear, gearratio.By operating clutch, synchronizer, balladeur train
Or the control machinery such as movable pin key, control the activity of default each variable connection, it is possible to control shifting of transmission.
Brief description of the drawings
Fig. 1 is that two row's stars of the invention connect monolock drive path collection unification speed changer schematic diagram.Wherein, No.1 planet row 1,
No. two planet rows 2, controller 3 (one shares four, and clutch is illustrated as in figure), planet row species order is with only two row in figure
Combining form is illustrated for representative, and other 15 kinds combining form can the rest may be inferred.
Fig. 2 is that two row's stars of the invention connect the speed changer schematic diagram of monolock drive path set two.Wherein, No.1 planet row 1,
No. two planet rows 2, controller 3 (one shares four, and clutch is illustrated as in figure), planet row species order is with only two row in figure
Combining form is illustrated for representative, and other 15 kinds combining form can the rest may be inferred.
Fig. 3 is the embodiment 1 of speed changer of the present invention：The outer row's star of list two connects the inverse of the speed changer of monolock drive path set two
Speed changer is connected the inverse speed changer of monolock drive path collection unification speed changer as sub- speed changer as another with two row's stars in two
Four rows eight that sub- speed changer series connection development planet row etc. is formed than gear multiplication control positive 12 grades of schematic diagrames with reverse-gear speed transmission.
The inverse speed changer No.1 planet row of the single speed changer of two row's stars connection monolock drive path set two in figure China and foreign countries is 11, No. two planet rows
For 12；The inverse speed changer No.1 planet row of two row's stars connection monolock drive path collection unification speed changer is 21 in two, No. two rows
Star row is 22；Controller 3 (one shared, clutch is illustrated as in figure).
Input connection, output connection are marked with arrow in each figure above, and locking connects to be schemed by industrial practice signal into ground connection
Example.Planet row represents by industrial practice with half range planet row gear structure, each part schematic construction relation of planet row in figure,
Do not reflect full-size(d).The controller of each variable connection represents with clutch, in practice can also as needed using claw from
The control machineries such as clutch, synchronizer, balladeur train or movable pin key.Each bearing is omitted and is not drawn into.
Embodiment
Embodiment 1：The inverse speed changer conduct of the speed changer of the row's star of outer list two connection monolock drive path set two of the present invention
Sub- speed changer is connected the inverse speed changer of monolock drive path collection unification speed changer with two row's stars in two as another sub- speed changer string
Four rows eight that connection development planet row etc. is formed than multiplication control positive 12 grades of bands reverse-gear speed transmission.Monolock is connected including the outer row's star of list two
The No.1 bilayer star planet row 11 of the inverse speed changer of speed changer, No. two individual layer star planet rows 12, the outer layer row of No.1 planet row
Star-wheel and the individual layer planetary gear axle center of No. two the planet rows star that aligns are connected, and form outer single two row's star attachment structures, the sub- speed changer
There are a constant input connection t11, a constant locking connection t12, four variable output connection q12, q11, j11 and t11.Also
Include three layers of star planet row 21 of No.1 of the inverse speed changer of two row's stars connection sub- speed changer of monolock in two, No. two double-deck star planets
Row, aligns two floor planetary gear of No.1 planet row with the internal layer planetary gear axle center of No. two planet rows and is connected, and forms star in two
Attachment structure, the sub- speed changer have a constant output connection q21, a constant locking connection q22, four variable input connections
t22、q21、j21、t21.Each planet row multifrequency nature parameter value is a11=3.741935, b11=2.48, c11=
9.309772；A12=1.922009, b12=2.173913, c12=4.173913；A21=2.316667, b21=6.0, c21
=13.9；A22=3.30, b22=2.380952, c22=7.857143；The 11 planet row sun gear number of teeth 62 is designated as, it is interior
The layer planetary gear number of teeth 60, the outer layer planetary gear number of teeth 25, the ring gear number of teeth 232；The 12 planet row sun gear number of teeth 100 is designated as, OK
Tooth number of star 46, the ring gear number of teeth 192.It is designated as the 21 planet row sun gear number of teeth 120, one layer of planetary gear number of teeth 30, two layers of row
Tooth number of star 20, three layers of planetary gear number of teeth 29, the ring gear number of teeth 278；It is designated as the 22 planet row sun gear number of teeth 100, internal layer row
Tooth number of star 42, the outer layer planetary gear number of teeth 73, the ring gear number of teeth 330.Each connection signal referring to Fig. 3, the drive path of speed changer,
Gearratio, gear are referring to table three：
Table three：The inverse speed changer of the outer speed changer of the row's star of list two connection monolock drive path set two is connected with two row's stars in two
The inverse speed changer of monolock drive path collection unification speed changer controls positive 12 by planet row etc. than four rows eight that gear multiplication is formed
Shelves band reverse-gear speed transmission gearratio table
The speed changer possesses 12 grades than positive gear and four grade ratio reverse gear positions.The ratio ideal value such as speed changer is
1.233, actual deviation is less than 1%.Speed changer on the occasion of gear range be 9.97.Speed changer one shares eight clutch conducts
The controller of variable connection, it is divided to two control hierarchys.The most skilful application of speed changer of the present invention, it is to compare speed change using various multi gears etc.
Device series connection carries out planet row etc. than gear multiplication, and the present embodiment 1 is exactly such.
Outside the sub- speed changer of the present embodiment 1 in the inverse speed changer of single two row's stars connection speed changer, the spy of two planet rows
Property parameter value is only equivalent to relation (c1+b2) between characterisitic parameter2/c12=(1+a2)/a2 and (c1+b2)3/c13=(b1+
B2)/this group of b1 equation groups are without one group of occurrence in array solution, can be with shape if taking other group of occurrence in no array solution
Into each gear gear ratio value be other values, etc. ratio be other values sub- speed changer, sub- speed changer corresponding to each drive path is each
Gear is constant.In the sub- speed changer two of the present embodiment 1 in the inverse speed changer of two row's stars connection speed changer, the spy of two planet rows
Property parameter value is only equivalent to relation (c1-c2)/c1=b1/ (b1+c2) and 1-a2 between characterisitic parameter<0 this group of equation group without
One group of occurrence in array solution, if taking other group of occurrence in no array solution, can form each gear gear ratio value is
Other values, etc. ratio be other values sub- speed changer, sub- each gear of speed changer corresponding to each drive path is constant.So this implementation
1 such speed changer of example can have many group specific implementation values, and the present embodiment 1 simply chooses one of which example.
When 1 speed changer of the present embodiment is manufactured in design, the mechanical system of speed changer is separately designed as stated above, then
Carry out the technological designs such as material, profile, machinery, processing according to being actually needed, carry out control system, lubricating system, installation support
With protect system design, then can manufacture.
The various embodiments described above are only some embodiments of the present invention, and the speed changer can be by operating clutch, same
Whether walk device, balladeur train or the connection of the variable connection of removable pin key control；The mechanical system can be various materials, control
System can be manual control or various automatically control.As long as the speed changer with two row's above planet rows, connect between planet row
Connect all or it is local employ two rows star attachment structure of the present invention, various connections with drive path all or part employs
One of two kinds of drive path set of the present invention, three and more than three drive paths, gearratio, gears are formd,
Protection scope of the present invention should be fallen into.
Claims (4)
1. liang row's star connection monolock speed changer, including planet row gear structure mechanical system, control system, lubricating system etc., contain
Two rows of planetary are arranged, and the planet row can be individual layer star planet row, double-deck star planet row, it is characterised in that its two rows of planetary row's
Star connection is connected as between planet row, i.e.,：Two rows of planetary row respectively has distance each other phase of certain layer of planetary gear axle center to sun gear axle center
Deng planetary gear set number is equal, and two rows of planetary row respectively connects so that this layer of planetary gear is relative, and each planetary gear for participating in connection possesses identical
Rotating speed, each planet carrier for participating in connection possesses another identical rotating speed.
2. two rows star as claimed in claim 1 connects monolock speed changer, each connection and the company of the speed changer are further characterized in that
Object in connecing together constitutes drive path, the drive path collection for each drive path composition speed changer that the speed changer includes
Close, the speed changer there are two kinds of drive path set, i.e.,：Drive path collection is unified：No.1 planet row floor planetary gear and No. two rows
Star arranges certain layer of planetary gear star connection (Nx1=Nx2 and Nj1=Nj2), and constant input connecting object is No.1 planet row ring gear
(q1), constant locking connecting object is No. two planet row ring gears (q2), and variable output connecting object is No. two planet row sun
Wheel and No.1 planet row sun gear, planet carrier, ring gear (t2 and t1, j1, q1), drive path set two：No.1 planet row
Floor planetary gear is connected (Nx1=Nx2 and Nj1=Nj2) with No. two planet row floor planetary gear star, and constant output connecting object is one
Number planet row sun gear (t1), constant locking connecting object be No. two planet row sun gears (t2), and the variable connecting object that inputs is
No.1 planet row ring gear, planet carrier, sun gear and No. two planet row ring gears (q1, j1, t1 and q2), of the invention two kinds of biographies
Dynamic set of paths each has isomeric form, i.e.,：Two kinds of drive path set of the present invention, each self-contained each transmission road
Footpath include connection be connected in object, holding connection in object it is constant on the premise of, the connection can have it is a variety of walk
To connecting object can have various arrangement, can there is different order between multiple connections, what these differences were moved towards and rearranged
Each drive path collection that connection, drive path and each drive path are formed is collectively referred to as the corresponding of two kinds of drive path set of the present invention
Isomeric form, also a kind of isomeric form constructs different from planet carrier, and planet carrier can use shaft type planet carrier, supporting
Planetary gear uses axle sleeve type planetary gear, and planet carrier can also use bearing-type planet carrier, and supporting planetary gear uses shaft type planetary gear,
Sometimes the isomeric form of this planet carrier construction, can also cause connection trend and the isomeric form of arrangement.
3. two row's stars connection monolock speed changer as described in claim 1,2, by selecting drive path set and its isomery shape
Formula, by selecting planet row species order, planet row construction to connect monolock speed changer to be formed as two row's stars, can fully it select
The various drive path set and its isomeric form are selected, forms complete version speed changer, present invention version speed changer completely has four
Individual controller, the subclass using each drive path set and its isomeric form, clipped input connection, portion can also be selected
Divide output connection, form its abridged edition speed changer, in its abridged edition speed changer, the gear number of the drive path and speed changer
No less than three.
4. two row's stars connection monolock speed changer as described in claim 1,2,3, is further characterized in that the speed changer and its province
Slightly sequentially, between planet row connection, planet row construction are constant keeping planet row species for version speed changer, keep locking to connect constant,
In the case of keeping the object of each connection constant, connect using its input connection as output, connect using its output connection as input
Connect, it can be formed against speed changer, two row's stars connection monolock speed changer and its abridged edition speed changer of the invention and theirs is inverse
Speed changer can be as independent speed changer or as transmission mechanism part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710615486.3A CN107448563A (en) | 2017-07-26 | 2017-07-26 | Two row's stars connect monolock speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710615486.3A CN107448563A (en) | 2017-07-26 | 2017-07-26 | Two row's stars connect monolock speed changer |
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| Publication Number | Publication Date |
|---|---|
| CN107448563A true CN107448563A (en) | 2017-12-08 |
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| CN201710615486.3A Pending CN107448563A (en) | 2017-07-26 | 2017-07-26 | Two row's stars connect monolock speed changer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657200A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Transmission, power driving system and vehicle |
| DE102022208157A1 (en) | 2022-08-05 | 2024-02-08 | Zf Friedrichshafen Ag | Electric drive device for a vehicle |
-
2017
- 2017-07-26 CN CN201710615486.3A patent/CN107448563A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657200A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Transmission, power driving system and vehicle |
| CN110657200B (en) * | 2018-06-29 | 2021-12-07 | 比亚迪股份有限公司 | Transmission, power driving system and vehicle |
| DE102022208157A1 (en) | 2022-08-05 | 2024-02-08 | Zf Friedrichshafen Ag | Electric drive device for a vehicle |
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Application publication date: 20171208 |