CN108708948A - New-energy automobile list twin variator - Google Patents
New-energy automobile list twin variator Download PDFInfo
- Publication number
- CN108708948A CN108708948A CN201810637077.8A CN201810637077A CN108708948A CN 108708948 A CN108708948 A CN 108708948A CN 201810637077 A CN201810637077 A CN 201810637077A CN 108708948 A CN108708948 A CN 108708948A
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- Prior art keywords
- driven wheel
- leading screw
- connecting rod
- wheel
- umbrella
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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
- F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
- F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
- F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
- F16H9/10—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley provided with radially-actuatable elements carrying the belt
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention proposes a kind of new-energy automobile list twin variator, including the first driven wheel, second driven wheel and transmission belt, first driven wheel includes the first umbrella elements, first umbrella elements are two, two the first umbrella elements are axially aligned and arranged symmetrically, first umbrella elements include the first Slave Block and first connecting rod, one end of first connecting rod is rotatably connected with the first Slave Block, first connecting rod is multiple, multiple first connecting rods along the circumferential direction side by side and are spaced apart, to be in umbrella, first connecting rod between two the first umbrella elements is corresponded and is mutually rotatably connected in the other end, so that two the first umbrella elements combine the colyliform to form variable-diameter；Speed changer further includes slide unit, and slide unit includes the first driving unit and the second driving unit, and the first driving unit is connect with two the first Slave Blocks, and the second driving unit is connect with the first driven wheel.Service life and transmission efficiency of the present invention and to bear load-carrying ability strong.
Description
Technical field
The invention belongs to automobile technical field more particularly to a kind of new-energy automobile list twin variators.
Background technology
Speed changer is for changing the rotating speed from engine and the mechanism of torque, it can be fixed or stepping changes output shaft
With input shaft transmission ratio, also known as gearbox.
Traditional speed changer includes step change transmission and buncher, wherein step change transmission is by variable transmission mechanism
It is formed with operating mechanism, some automobiles also have power take-off mechanism, the transmission mechanism ordinary gear multi-purpose greatly of step change transmission to pass
It moves, also some Planetary Gear Transmissions, and ordinary gear transmission shifting mechanism generally uses shifting slide gear and synchronizer etc.；Electrodeless change
Fast device is matched using the variable driven wheel of transmission belt and working diameter come passing power, and the continuous of transmission ratio may be implemented
Change, to obtain the best match of power train and engine operating condition.Relative to step change transmission, traditional electrodeless variable-speed utensil
It is simple in structure, small, the advantages that part is few, work ratio coverage is wide and transmission efficiency.
However, traditional buncher always exists insoluble technical barrier：Due to needing to be driven when shift
Band causes transmission belt to be easily damaged along factors such as driven wheel axial movements, and can not bear compared with big load, in turn
So that traditional buncher apply all the time more small displacement, low-power automobile on.
Invention content
The present invention for the above technical issues, proposes that a kind of service life is high and bears the big new-energy automobile of load
Single twin variator.
In order to achieve the above object, the technical solution adopted by the present invention is：
A kind of new-energy automobile list twin variator, including the first driven wheel, the second driven wheel and transmission belt, the first driven wheel
And second driven wheel shaft it is parallel, the first driven wheel and the radially spaced setting of the second driven wheel, transmission belt are socketed on first
Outside driven wheel and the second driven wheel, to include first with the first driven wheel and the second driven wheel synchronous rotation, the first driven wheel
Umbrella elements, the first umbrella elements are two, and two the first umbrella elements are axially aligned and arranged symmetrically, the first umbrella elements
Including the first Slave Block and first connecting rod, one end of first connecting rod is rotatably connected with the first Slave Block, first connecting rod be it is multiple,
Multiple first connecting rods along the circumferential direction side by side and are spaced apart, to be in umbrella, the first connecting rod one between two the first umbrella elements
One corresponds to and is mutually rotatably connected in the other end, so that two the first umbrella elements combine the colyliform to form variable-diameter；Become
Fast device further includes the slide unit for being used to support the first driven wheel and the second driven wheel, and slide unit includes the first driving unit and the second driving
Unit, the first driving unit are connect with two the first Slave Blocks, to drive two the first Slave Blocks to be moved along reverse sync, second
Driving unit is connect with the first driven wheel, to drive the straight line that the first driven wheel is radially done closer or far from the second driven wheel past
Multiple movement.
Preferably, first driven wheel further includes the first support wheel, the first support wheel is sheathed on the transmission belt
Inside, the axis of the first support wheel is parallel with the shaft of the first connecting rod, and the first support wheel is multiple, and every group adjacent first connects
At least one first support wheel is provided at the tie point of bar, to support transmission belt.
Preferably, first support wheel is rotatably connected with the first connecting rod.
Preferably, first support wheel is rubber wheel.
Preferably, second driven wheel includes the second umbrella elements, the second umbrella elements are two, two the second umbrellas
Shape unit is axially aligned and arranged symmetrically, the second umbrella elements include the second Slave Block and second connecting rod, the one of second connecting rod
End is rotatably connected with the second Slave Block, and second connecting rod is multiple, and multiple second connecting rods along the circumferential direction side by side and are spaced apart,
To be in umbrella, the second connecting rod between two the second umbrella elements is corresponded and is mutually rotatably connected in the other end, so that two
A second umbrella elements combine the colyliform to form variable-diameter, and the second driven wheel is connect with the slide unit so that two second from
Motion block is moved along reverse sync.
Preferably, first driving unit is connect with second Slave Block, to drive second Slave Block to move
It is dynamic.
Preferably, first driving unit includes the first leading screw, the second leading screw, first motor and the second motor, the
One leading screw and the second leading screw are rotatably set on the slide unit, and the first leading screw is parallel and arranged side by side with the second leading screw, the
One leading screw is connect with two first Slave Blocks, to drive two first Slave Blocks to move synchronously, the second leading screw and two
A second Slave Block connection, to drive two second Slave Blocks to move synchronously, first motor is connect with the first leading screw,
To drive the rotation of the first leading screw, the second motor to be connect with the second leading screw, to drive the rotation of the second leading screw.
Preferably, second driving unit is connect with second driven wheel, to drive the second driven wheel radially
Do the straight reciprocating motion closer or far from first driven wheel.
Preferably, second driving unit includes third leading screw and third motor, third leading screw is rotatably set to
On the slide unit, third leading screw is connect with first driven wheel, to drive the first driven wheel radially to do closer or far from the
The straight reciprocating motion of two driven wheels, third motor are connect with third leading screw, to drive third leading screw to rotate.
Preferably, the third leading screw is also connect with second driven wheel, to drive first driven wheel and
Two driven wheels do reverse sync movement.
Compared with prior art, the advantages and positive effects of the present invention are：
1, new-energy automobile list twin variator of the present invention by setting include the first umbrella elements the first driven wheel, working as
When needing regulation stall, it is only necessary to change the diameter of the first driven wheel, you can realize between the first driven wheel and the second driven wheel
The step-less adjustment of speed ratio, to relative to traditional contiuously variable transmission, be not necessarily to transmission belt along the first driven wheel and the second driven wheel
Axial movement, reduces the phase mutual friction between transmission belt and the first driven wheel and the second driven wheel, and then improve transmission belt
Service life and bearing capacity, more so that speed changer can be widely used on huge discharge, high-power automobile.
2, the present invention can realize single, double speed changing function, wherein but speed changing function under, only adjust the straight of the first driven wheel
Diameter, you can realize the step-less adjustment of speed ratio between the first driven wheel and the second driven wheel, and under double speed changing functions, adjust first from
The diameter of driving wheel and the second driven wheel realizes the step-less adjustment of speed ratio between the first driven wheel and the second driven wheel.
Description of the drawings
Fig. 1 is one of the structural schematic diagram of new-energy automobile list twin variator of the present invention；
Fig. 2 is the schematic diagram that the first driven wheel structure is shown in Fig. 1；
Fig. 3 is the status diagram of first driven wheel when two the first Slave Blocks are close to each other in Fig. 2；
Fig. 4 is one of the schematic diagram that slide unit structure is shown in Fig. 1；
Fig. 5 is the two of the schematic diagram that slide unit structure is shown in Fig. 1；
Fig. 6 is the second structural representation of new-energy automobile list twin variator of the present invention；
In above each figure：1, the first driven wheel；2, the second driven wheel；3, transmission belt；4, the first umbrella elements；5, first from
Motion block；6, first connecting rod；7, slide unit；8, the first driving unit；9, the second driving unit；10, the first support wheel；11, the second umbrella
Shape unit；12, the second Slave Block；13, second connecting rod；14, the first leading screw；15, the second leading screw；16, first motor；17, second
Motor；18, third leading screw；19, third motor；20, the first rotating part；21, first movement portion；22, the first leading screw portion；23,
Two leading screw portions；24, first straight line guide rail；25, third the linear guide.
Specific implementation mode
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case of step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiment
In.
In the description of the present invention, it should be noted that the instructions such as term "inner", "outside", "upper", "lower", "front", "rear"
Orientation or positional relationship be position relationship based on ... shown in the drawings, be merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of instruction or hint meaning or element must have a particular orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indicating or implying relative importance.
Referring to Fig. 1 to Fig. 6, a kind of new-energy automobile list twin variator, including the first driven wheel 1, the second driven wheel 2 and biography
The shaft of dynamic band 3, the first driven wheel 1 and the second driven wheel 2 is parallel, the first driven wheel 1 and the second driven wheel 2 is radially spaced sets
It sets, transmission belt 3 is socketed on outside the first driven wheel 1 and the second driven wheel 2, with synchronous with the first driven wheel 1 and the second driven wheel 2
Rotation；The technical issues of being easily damaged, and can not being born compared with big load in order to solve traditional contiuously variable transmission transmission belt, first
Driven wheel 1 is set as variable-diameter structure type：First driven wheel 1 includes the first umbrella elements 4, and the first umbrella elements 4 are two
A, two the first umbrella elements 4 are axially aligned and arranged symmetrically, and the first umbrella elements 4 connect including the first Slave Block 5 and first
Bar 6, one end of first connecting rod 6 are rotatably connected with the first Slave Block 5, and first connecting rod 6 is multiple, and multiple first connecting rods 6 are along circle
Circumferential direction side by side and is spaced apart, and to be in umbrella, the first connecting rod 6 between two the first umbrella elements 4 corresponds and in another
End is mutually rotatably connected, so that two the first umbrella elements 4 combinations form the colyliform of variable-diameter；In order to realize that first is driven
The automatic diameter changing of wheel 1, avoids the first driven wheel 1 from shifting, while being realized to transmission belt 3 with 1 diameter change of the first driven wheel
Automatic adjustment, speed changer further includes the slide unit 7 for being used to support the first driven wheel 1 and the second driven wheel 2, and slide unit 7 includes first
Driving unit 8 and the second driving unit 9, the first driving unit 8 are connect with two the first Slave Blocks 5, with drive two first from
Motion block 5 is moved along reverse sync, and the second driving unit 9 is connect with the first driven wheel 1, to drive the first driven wheel 1 radially to do
Closer or far from the straight reciprocating motion of the second driven wheel 2.
Based on above-mentioned, new-energy automobile list twin variator of the present invention by setting include the first umbrella elements 4 first from
Driving wheel 1, when needing regulation stall, it is only necessary to change the diameter of the first driven wheel 1, you can realize to the first driven wheel 1 with
The step-less adjustment of second 2 speed ratios of driven wheel, to which relative to traditional contiuously variable transmission, it is driven along first to be not necessarily to transmission belt 3
The movement of 2 axial direction of wheel 1 and the second driven wheel, reduces mutually rubbing between transmission belt 3 and the first driven wheel 1 and the second driven wheel 2
It wipes, and then improves the service life and bearing capacity of transmission belt, more so that speed changer can be in huge discharge, high power
Automobile on be widely used.
In addition, single, double speed changing function may be implemented on the basis of the first driven wheel 1 in the present invention, wherein single speed changing function
Speed changer schematic construction as shown in fig. 6, the second driven wheel 2 be the uncontrollable circular rotary wheel of diameter, only adjust first at this time
The diameter of driven wheel 1, you can realize the step-less adjustment of speed ratio between the first driven wheel 1 and the second driven wheel 2；The change of double speed changing functions
Fast device schematic construction is as shown in Figure 1, the second driven wheel 2 uses the structure similar with the first driven wheel 1, i.e.,：Second driven wheel 2 wraps
The second umbrella elements 11 are included, the second umbrella elements 11 are two, and two the second umbrella elements 11 are axially aligned and arranged symmetrically,
Second umbrella elements 11 include the second Slave Block 12 and second connecting rod 13, and one end of second connecting rod 13 can turn with the second Slave Block 12
Dynamic connection, second connecting rod 13 are multiple, and multiple second connecting rods 13 along the circumferential direction side by side and are spaced apart, to be in umbrella, two
Second connecting rod 13 between second umbrella elements 11 is corresponded and is mutually rotatably connected in the other end, so that two the second umbrella shapes
Unit 11 combines the colyliform for forming variable-diameter, and the second driven wheel 2 is connect with slide unit 7, so that two the second Slave Blocks 12 are along anti-
To synchronizing moving, the diameter of the first driven wheel 1 and the second driven wheel 2 is adjusted at this time, realizes the first driven wheel 1 and the second driven wheel
The step-less adjustment of 2 speed ratios.
The following emphasis of the present invention is illustrated for the speed changer concrete structure of double speed changing functions as shown in Figure 1, for
The speed changer concrete structure of single speed changing function, the speed changer structure that those skilled in the art can refer to double speed changing functions obtain, therefore
This will not be repeated here.
As shown in Figure 1 to Figure 3, the structure of the first driven wheel 1 is specifically as follows：The diameter of first driven wheel 1 from first from
Motion block 5 sequentially increases to middle part, and the first Slave Block 5 includes the first rotating part 20 and first movement portion 21, the first rotating part 20 with
First movement portion 21 is rotatably connected, to realize reciprocating rotary, and with the linearly synchronizing moving of first movement portion 21,
One end of one connecting rod 6 is hinged with the first rotating part 20, and the first connecting rod 6 that the other end of first connecting rod 6 is corresponding is hinged；In order to
The contact realized the first driven wheel 1 and more stablized between transmission belt 3, the first driven wheel 1 further include the first support wheel 10, first
The preferably rubber wheel of support wheel 10, the first support wheel 10 are sheathed on the inside of transmission belt 3, and the axis of the first support wheel 10 and first connect
The shaft of bar 6 is parallel, and the first support wheel 10 is multiple, and at least one the is provided at the tie point of every group of adjacent first connecting rod 6
One support wheel 10, to support transmission belt 3, the first support wheel 10 is preferably rotatably connected with first connecting rod 6, for example, first
Support wheel 10 is pivotally connected with first connecting rod 6.
Similarly, as shown in Figure 1, the structure of the second driven wheel 2 is specifically as follows：The diameter of second driven wheel 2 from second from
Motion block 12 sequentially increases to middle part, and the second Slave Block 12 includes the second rotating part and the second moving portion, the second rotating part and second
Moving portion is rotatably connected, to realize reciprocating rotary, and with the second moving portion linearly synchronizing moving, second connecting rod 13
One end and the second rotating part it is hinged, the second connecting rod 13 that the other end of second connecting rod 13 is corresponding is hinged；In order to realize
Two driven wheels 2 and the contact more stablized between transmission belt 3, the second driven wheel 2 further includes the second support wheel, and the second support wheel is preferred
For rubber wheel, the second support wheel is sheathed on the inside of transmission belt 3, and the axis of the second support wheel is flat with the shaft of second connecting rod 13
Row, the second support wheel are multiple, and at least one second support wheel is provided at the tie point of every group of adjacent second connecting rod 13, with branch
Transmission belt 3 is supportted, the second support wheel is preferably rotatably connected with second connecting rod 13, for example, the second support wheel and second connecting rod 13
Pivot joint.
Further as shown in Figure 1 to Figure 3, in order to realize the first Slave Block 5 precisely and stable rotation, the first driving unit 8
Including the first leading screw 14, the second leading screw 15, first motor 16 and the second motor 17, the first leading screw 14 and the second leading screw 15 can turn
Dynamic to be set on slide unit 7, the first leading screw 14 and the second leading screw 15 are parallel and arranged side by side, the first leading screw 14 and two it is first driven
Block 5 connects, and to drive two the first Slave Blocks 5 to move synchronously, the second leading screw 15 is connect with two the second Slave Blocks 12, to drive
Two the second Slave Blocks 12 move synchronously, and first motor 16 is connect with the first leading screw 14, to drive the first leading screw 14 to rotate, second
Motor 17 is connect with the second leading screw 15, to drive the rotation of the second leading screw 15.
Specifically, as shown in figs. 1 and 4, the first leading screw 14 includes the first leading screw portion 22 and the second leading screw portion 23, the first leading screw
Portion 22 and the second leading screw portion 23 are coaxial, are fixedly connected between the first leading screw portion 22 and the second leading screw portion 23, are rotated synchronously with realizing, the
One leading screw portion 22 is with the thread rotary orientation in the second leading screw portion 23 on the contrary, the first leading screw portion 22 is connect with first Slave Block 5, with band
It moves first Slave Block 5 to move back and forth, the second leading screw portion 23 connect with another first Slave Block 5, to drive this first driven
5 reverse sync of block moves；Similarly, as shown in figure 4, the second leading screw 15 includes third leading screw portion and the 4th leading screw portion, third leading screw
Portion and the 4th leading screw portion are coaxial, and third leading screw portion is fixedly connected with the 4th leading screw portion, with realize rotate synchronously, third leading screw portion with
The thread rotary orientation of 4th leading screw is on the contrary, third leading screw portion is connect with second Slave Block 12, to drive second Slave Block 12
It moves back and forth, third leading screw portion is connect with another second Slave Block 12, to drive 12 reverse sync of the second Slave Block to move；
The quantity of first motor 16 and the second motor 17 both preferably servo motor, first motor 16 and the second motor 17 is one.
In addition, the structure of the first driving unit 8 can be with as shown in figure 5, specific：First leading screw 14 includes the first leading screw
Portion 22 and the second leading screw portion 23, the first leading screw portion 22 and the second leading screw portion 23 is coaxial and interval is arranged, the first leading screw portion 22 and the
The setting of two leading screw portions 23 interval, to realize independent rotation, the first leading screw portion 22 and the second leading screw portion 23 are separately connected two first
Slave Block 5, first motor 16 are two, and two first motors 16 are connect with the first leading screw portion 22 and the second leading screw portion 23 respectively,
To respectively drive the first leading screw portion 22 and the rotation of the second leading screw portion 2；Similarly, the second leading screw 15 includes third leading screw portion and the 4th
Thick stick portion, third leading screw portion is coaxial with the 4th leading screw portion and interval is arranged, third leading screw portion and the setting of the 4th leading screw portion interval, with reality
Now independent rotation, third leading screw portion and the 4th screw part do not connect two the second Slave Blocks 12, and the second motor 17 is two, and two
A second motor 17 is connect with third leading screw portion and the 4th leading screw portion respectively, to respectively drive third leading screw portion and the 4th leading screw portion
Rotation.
Preferably, as shown in Figure 4 and Figure 5, slide unit 7 further includes first straight line guide rail 24, and first straight line guide rail 24 is
Two, two first straight line guide rails 24 are symmetrically disposed on the both sides of the first leading screw 14, and each first straight line guide rail 24 corresponds to two
There are two the first sliding blocks for a first Slave Block 5 tool, and first straight line guide rail 24 is parallel with the first leading screw 14, the first Slave Block 5 also with
First sliding block connects, to do stable reciprocating motion with two first straight line guide rails 24；Similarly, slide unit 7 further includes second straight line
Guide rail, second straight line guide rail are two, and two second straight line guide rails are symmetrically disposed on the both sides of the second leading screw 15, and each second is straight
Line guide rail corresponds to two the second Slave Block 12 tools, and there are two the second sliding blocks, and second straight line guide rail is parallel with the second leading screw 15, the
Two Slave Blocks 12 are also connect with second straight line guide rail, to do stable reciprocating motion with two second straight line guide rails.
For the auto-tensioning to transmission belt 3, referring to Fig. 4, in the base that the second driving unit 9 is connect with the first driven wheel 1
On plinth, the second driving unit 9 can also be connect with the second driven wheel 2, with drive the second driven wheel 2 radially do closer or far from
The straight reciprocating motion of first driven wheel 1, while realizing the synchronous backward movement of the first driven wheel 1 and the second driven wheel 2.
For the structure of the second driving unit 9, as shown in figure 4, the second driving unit 9 includes third leading screw 18 and third electricity
Machine 19, third leading screw 18 are rotatably set on slide unit 7, and third leading screw 18 is connect with the first driven wheel 1, driven with drive first
Wheel 1 radially does the straight reciprocating motion closer or far from the second driven wheel 2, and third leading screw 18 is also connect with the second driven wheel 2,
To drive the first driven wheel 1 and the second driven wheel 2 to do reverse sync movement, third motor 19 is connect with third leading screw 18, with band
Dynamic third leading screw 18 rotates.
Specifically, as shown in figure 4, third leading screw 18 includes the 5th leading screw portion and the 6th leading screw portion, the 5th leading screw portion and the
Six leading screw portions are coaxial, are fixedly connected between the 5th leading screw portion and the 6th leading screw portion, rotated synchronously with realizing, the 5th leading screw portion and the 6th
The thread rotary orientation in leading screw portion is on the contrary, the 5th leading screw portion is connect with first straight line guide rail 24, to drive first straight line guide rail 24 reciprocal
Movement, and then the first driven wheel 1 is driven to move back and forth, the 6th leading screw portion is connect with second straight line guide rail, to drive second straight line
Guide rail moves back and forth, and then the second driven wheel 2 is driven to move back and forth, and third motor 19 is preferably servo motor, third motor 19
It is connect with the 5th leading screw portion, to drive the first driven wheel 1 and 2 synchronous backward of the second driven wheel to move.
In addition, the concrete structure of the second driving unit 9 can be with as shown in figure 5, specific：Third leading screw 18 includes the 5th
Leading screw portion and the 6th leading screw portion, the 5th leading screw portion and the 6th leading screw portion are coaxial, and the 5th leading screw portion is arranged with the 6th leading screw portion interval,
To realize that independent rotation, the 5th leading screw portion are connect with first straight line guide rail 24, to drive first driving unit 8 to move back and forth,
And then the first driven wheel 1 is driven to move back and forth, the 6th leading screw portion is connect with second straight line guide rail, to drive second driving unit
9 move back and forth, and then the second driven wheel 2 is driven to move back and forth, and third motor 19 is two, and two third motors 19 are respectively with the
Five leading screw portions and the connection of the 6th leading screw portion, to drive the first driven wheel 1 and 2 synchronous backward of the second driven wheel to move.
Preferably, referring to Fig. 4 and Fig. 5, the second driving unit 9 is two groups, two group of second driving unit 9 along first from
The axially spaced-apart of driving wheel 1 and be symmetrical arranged；In addition, slide unit 7 further includes third the linear guide 25, third the linear guide 25 is two
A, two third the linear guides 25 are symmetrically disposed on two sides of two group of second driving unit 9, and each third the linear guide 25 is right
Third sliding block there are two should being respectively set in first straight line guide rail 24, third the linear guide 25 is parallel with third leading screw 18, and first
The linear guide 24 is also connect with third sliding block, to do stable reciprocating motion along two third the linear guides 25；Similarly, each
Third the linear guide 25 is respectively set corresponding to second straight line guide rail there are two Four-slider, and second straight line guide rail is also slided with the 4th
Block connects, to do stable reciprocating motion along two third the linear guides 25.
In order to realize that the automation control to speed changer, new-energy automobile list twin variator of the present invention can also be arranged
Controller (such as PLC, microcontroller), controller are electrically connected with the first driving unit 8 and the second driving unit 9, the electricity
Property connection either wired connection, can also be to be wirelessly connected.
Claims (10)
1. a kind of new-energy automobile list twin variator, including the first driven wheel (1), the second driven wheel (2) and transmission belt (3), the
The shaft of one driven wheel (1) and the second driven wheel (2) is parallel, the first driven wheel (1) and the second driven wheel (2) is radially spaced sets
Set, it is external that transmission belt (3) is socketed on the first driven wheel (1) and the second driven wheel (2), with the first driven wheel (1) and second from
Driving wheel (2) rotates synchronously, it is characterised in that：
First driven wheel (1) includes the first umbrella elements (4), and the first umbrella elements (4) are two, two the first umbrella elements
(4) axially aligned and arranged symmetrically, the first umbrella elements (4) include the first Slave Block (5) and first connecting rod (6), and first connects
One end of bar (6) is rotatably connected with the first Slave Block (5), and first connecting rod (6) is multiple, and multiple first connecting rods (6) are circumferentially
Direction side by side and is spaced apart, and to be in umbrella, the first connecting rod (6) between two the first umbrella elements (4) corresponds and in another
One end is mutually rotatably connected, so that two the first umbrella elements (4) combinations form the colyliform of variable-diameter；
Speed changer further includes the slide unit (7) for being used to support the first driven wheel (1) and the second driven wheel (2), and slide unit (7) includes first
Driving unit (8) and the second driving unit (9), the first driving unit (8) is connect with two the first Slave Blocks (5), to drive two
A first Slave Block (5) is moved along reverse sync, and the second driving unit (9) is connect with the first driven wheel (1), with drive first from
Driving wheel (1) radially does the straight reciprocating motion closer or far from the second driven wheel (2).
2. new-energy automobile list twin variator according to claim 1, it is characterised in that：First driven wheel (1) is also
Including the first support wheel (10), the first support wheel (10) is sheathed on the inside of the transmission belt (3), the axis of the first support wheel (10)
Line is parallel with the shaft of the first connecting rod (6), and the first support wheel (10) is multiple, the connection of every group of adjacent first connecting rod (6)
It is provided at least one first support wheel (10) at point, to support transmission belt (3).
3. new-energy automobile list twin variator according to claim 2, it is characterised in that：First support wheel (10) with
The first connecting rod (6) is rotatably connected.
4. new-energy automobile list twin variator according to claim 2 or 3, it is characterised in that：First support wheel
(10) it is rubber wheel.
5. new-energy automobile list twin variator according to claim 1, it is characterised in that：Second driven wheel (2) packet
The second umbrella elements (11) are included, the second umbrella elements (11) are two, and two the second umbrella elements (11) are axially aligned and right
Claim setting, the second umbrella elements (11) include the second Slave Block (12) and second connecting rod (13), one end of second connecting rod (13) with
Second Slave Block (12) is rotatably connected, second connecting rod (13) be it is multiple, multiple second connecting rods (13) along the circumferential direction side by side and
It is spaced apart, to be in umbrella, second connecting rod (13) between two the second umbrella elements (11) corresponds and mutual in the other end
Be rotatably connected so that the combination of two the second umbrella elements (11) forms the colyliform of variable-diameter, the second driven wheel (2) with it is described
Slide unit (7) connects, so that two the second Slave Blocks (12) are moved along reverse sync.
6. new-energy automobile list twin variator according to claim 5, it is characterised in that：First driving unit (8)
It is connect with second Slave Block (12), to drive second Slave Block (12) mobile.
7. new-energy automobile list twin variator according to claim 6, it is characterised in that：First driving unit (8)
Including the first leading screw (14), the second leading screw (15), first motor (16) and the second motor (17), the first leading screw (14) and second
Thick stick (15) is rotatably set on the slide unit (7), and the first leading screw (14) is parallel and arranged side by side with the second leading screw (15), the
One leading screw (14) is connect with two first Slave Blocks (5), to drive two first Slave Blocks (5) to move synchronously, the
Two leading screws (15) are connect with two second Slave Blocks (12), to drive two second Slave Blocks (12) to move synchronously,
First motor (16) is connect with the first leading screw (14), to drive the first leading screw (14) to rotate, the second motor (17) and the second leading screw
(15) it connects, to drive the second leading screw (15) to rotate.
8. new-energy automobile list twin variator according to claim 5, it is characterised in that：Second driving unit (9)
It is connect with second driven wheel (2), to drive the second driven wheel (2) radially to do closer or far from first driven wheel
(1) straight reciprocating motion.
9. new-energy automobile list twin variator according to claim 8, it is characterised in that：Second driving unit (9)
Including third leading screw (18) and third motor (19), third leading screw (18) is rotatably set on the slide unit (7), third leading screw
(18) it is connect with first driven wheel (1), to drive the first driven wheel (1) radially to do closer or far from the second driven wheel
(2) straight reciprocating motion, third motor (19) are connect with third leading screw (18), to drive third leading screw (18) to rotate.
10. new-energy automobile list twin variator according to claim 9, it is characterised in that：The third leading screw (18) is also
It is connect with second driven wheel (2), to drive first driven wheel (1) and the second driven wheel (2) to do reverse sync movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810637077.8A CN108708948A (en) | 2018-06-20 | 2018-06-20 | New-energy automobile list twin variator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810637077.8A CN108708948A (en) | 2018-06-20 | 2018-06-20 | New-energy automobile list twin variator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108708948A true CN108708948A (en) | 2018-10-26 |
Family
ID=63872935
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810637077.8A Pending CN108708948A (en) | 2018-06-20 | 2018-06-20 | New-energy automobile list twin variator |
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| Country | Link |
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| CN112958776A (en) * | 2021-02-02 | 2021-06-15 | 安徽寒锐新材料有限公司 | Cobalt powder preparation equipment |
| CN113511470A (en) * | 2021-09-13 | 2021-10-19 | 东营高航技术有限公司 | Speed change structure and transmission device of rubber tire processing and transferring equipment |
| CN116329598A (en) * | 2023-03-20 | 2023-06-27 | 东莞市腾信精密仪器有限公司 | Precise deep hole numerical control machining equipment for stainless steel parts |
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Application publication date: 20181026 |
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