CN108343720A - A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer - Google Patents
A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer Download PDFInfo
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- CN108343720A CN108343720A CN201810306713.9A CN201810306713A CN108343720A CN 108343720 A CN108343720 A CN 108343720A CN 201810306713 A CN201810306713 A CN 201810306713A CN 108343720 A CN108343720 A CN 108343720A
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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
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
- F16H47/04—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type the mechanical gearing being of the type with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention relates to system of vehicle transmission apparatus field, specifically a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer.Including machine driving assembly, hydraulic drive assembly and line shaft arranged in parallel, motor drive shaft and main output shaft；The machine driving assembly includes preceding planet row collector-shoe gear, rear planet row collector-shoe gear, fixed axis gear pair and the multiplate clutch executive device for changing section, the hydraulic drive assembly includes the change displacement hydraulic pump being arranged in series and constant displacement hydraulic motor, the input shaft for becoming displacement hydraulic pump is fixedly connected with third gear, and the output shaft of constant displacement hydraulic motor is fixedly connected with motor drive shaft close to one end of preceding planet row collector-shoe gear.The present invention be not only able to realize the large-scale stepless speed regulation performance of multistage, and disclosure satisfy that vehicle different operating mode downward drivings multi-mode demand.
Description
Technical field
The present invention relates to system of vehicle transmission apparatus field, specifically a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless becomes
Fast device.
Background technology
High-power heavy type vehicle working condition is complicated, and external load fluctuation is frequent, it is desirable that speed changer in time changes rotating speed
With torque to adapt to the continuous variation of actual load, ensure the power performance and the economy performance of vehicle.It is in the prior art to have grade
Though gearbox can reach certain requirement by shift, power can only be transmitted by fixed drive ratio, cannot achieve continuous change
Speed can increase the complexity of speed changer mechanical structure, and cost increases, operating difficulties seriously constrains if increasing gear
The raising of its performance.
Invention content
The present invention is intended to provide a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer, the speed changer are not only able to reality
The existing large-scale stepless speed regulation performance of multistage, and disclosure satisfy that vehicle different operating mode downward drivings multi-mode demand.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of heavy vehicles multistage hydraulic press
Tool contiuously variable transmission, including machine driving assembly, hydraulic drive assembly and line shaft arranged in parallel, motor drive shaft and master
Output shaft；The machine driving assembly includes preceding planet row collector-shoe gear, rear planet row collector-shoe gear, fixed axis gear is secondary and uses
In the multiplate clutch executive device for changing section, preceding planet row collector-shoe gear include fixed setting preceding sun gear on the motor,
The front ring gear that is rotatably arranged on motor drive shaft multiple preceding planetary gears between sun gear and front ring gear and turns before being fitted to
The preceding planet carrier that dynamic setting is installed on the motor and with multiple forward meshing engagements, rear planet row collector-shoe gear include that fixation is set
It sets rear sun gear on the motor, the rear gear ring that is rotatably arranged on motor drive shaft, be fitted to rear sun gear and rear gear ring
Between it is multiple after planetary gears and be rotatably arranged on motor drive shaft and with it is multiple after planetary gears cooperation installation rear planet carrier, it is fixed
Shaft gear pair includes the second gear being rotatably arranged on motor drive shaft and engages the first gear of connection with second gear respectively
With third gear, the 5th gear for being rotatably arranged on motor drive shaft and being fixedly connected with front ring gear and nibbled respectively with the 5th gear
Close the 4th gear and the 6th gear, the eighth gear that is rotatably arranged on motor drive shaft and is fixedly connected with preceding planet carrier of connection with
And engage respectively with eighth gear connection the 7th gear and the 9th gear, the tenth gear that is rotatably arranged on motor drive shaft and
The 13rd for engaging the 11st gear of connection with the tenth gear, being rotatably arranged on motor drive shaft and being fixedly connected with rear planet carrier
Gear and the 12nd gear of connection is engaged with the 13rd gear respectively and the 14th gear, is rotatably arranged on motor drive shaft simultaneously
Engaged with fixed 16th gear of rear gear ring and respectively with the 16th gear the 15th gear connecting and the 17th gear,
The 19th gear being rotatably arranged on motor drive shaft and the tenth octadentate wheel being connect with the 19th gear by idle pulley, it is therein
First gear and the tenth octadentate wheel are fixed on line shaft, the 4th gear, the 7th gear, the 12nd gear and the 15th tooth
Wheel is rotatably arranged on line shaft, and the 11st gear is fixed on main output shaft, the 6th gear, the 9th gear, the 14th
Gear and the 17th gear are rotatably arranged on main output shaft, multiplate clutch executive device include for control front ring gear with
The front ring gear clutch of second gear clutch, preceding planet carrier clutch, use for controlling preceding planet carrier and second gear clutch
In control the tenth engagement sleeve of the tenth gear and motor drive shaft clutch, for control after after gear ring and the 19th gear clutch
Ring gearwheel clutch, for planet carrier after control and the rear planet carrier clutch of the 19th gear clutch, first clutch assembly with
And second clutch assembly, first clutch assembly include the first clutch shell being rotatably arranged on line shaft, for controlling
Make the 4th engagement sleeve of the 4th gear and first clutch shell clutch, for controlling the 7th gear and first clutch shell
7th engagement sleeve of body clutch, the 12nd gear clutch for controlling the 12nd gear and first clutch shell clutch
Device and the 15th engagement sleeve for controlling the 15th gear and first clutch shell clutch, second clutch assembly
Including be rotatably arranged on main output shaft and be fixedly connected with the 11st gear second clutch shell, for control the 6th tooth
It takes turns with the 6th engagement sleeve of second clutch shell clutch, for controlling the 9th gear and second clutch shell clutch
9th engagement sleeve, the 14th engagement sleeve and use for controlling the 14th gear and second clutch shell clutch
In the 17th engagement sleeve of control the 17th gear and second clutch shell clutch；The hydraulic drive assembly includes string
The change displacement hydraulic pump and constant displacement hydraulic motor, the input shaft for becoming displacement hydraulic pump for joining setting are fixedly connected with third gear, fixed
The output shaft of amount hydraulic motor is fixedly connected with motor drive shaft close to one end of preceding planet row collector-shoe gear.
Preferably, the line shaft is used to connect with driving engine close to one end of preceding planet row collector-shoe gear, close
One end of planet row collector-shoe gear with power output device for connecting afterwards.
Preferably, in the periphery of line shaft, rotation is arranged with the first hollow shaft and the second hollow shaft, in the first hollow shaft
Periphery rotation is arranged with third hollow shaft, and the 4th hollow shaft is arranged in the periphery of the second hollow shaft；One end of first hollow shaft
It being fixedly connected with the 4th gear, the other end is arranged in first clutch shell and for coordinating with the 4th engagement sleeve, the
One end of two hollow shafts is fixedly connected with the 15th gear, and the other end is arranged in first clutch shell and is used for and the 15th
Engagement sleeve coordinates, and one end of third hollow shaft is fixedly connected with the 7th gear, and the other end is arranged in first clutch shell
Interior and for coordinating with the 7th engagement sleeve, one end of the 4th hollow shaft is fixedly connected with the 12nd gear, and the other end is arranged
In first clutch shell and for coordinating with the 12nd engagement sleeve.
Preferably, in the periphery of main output shaft, rotation is arranged with the 5th hollow shaft and the 6th hollow shaft, in the 5th hollow shaft
Periphery rotation be arranged with the 7th hollow shaft, be arranged with the 8th hollow shaft in the periphery of the 6th hollow shaft；The one of 5th hollow shaft
End is fixedly connected with the 6th gear, and the other end is arranged in second clutch shell and for coordinating with the 6th engagement sleeve,
One end of 6th hollow shaft is fixedly connected with the 17th gear, and the other end is arranged in second clutch shell and is used for and the tenth
Seven engagement sleeves coordinate, and one end of the 7th hollow shaft is fixedly connected with the 9th gear, and the other end is arranged in second clutch shell
In vivo and for coordinating with the 9th engagement sleeve, one end of the 8th hollow shaft is fixedly connected with the 14th gear, and the other end is set
It sets in second clutch shell and for coordinating with the 14th engagement sleeve.
Preferably, the front ring gear clutch and preceding planet carrier clutch are co-located in third bell housing body, the
Three clutch housings are rotatably arranged on motor drive shaft and are fixedly connected with second gear.
Preferably, in the periphery of the motor drive shaft, rotation is arranged with the 9th hollow shaft, is rotated in the periphery of the 9th hollow shaft
It is arranged with the tenth hollow shaft, the middle part of the 9th hollow shaft is fixedly connected with preceding planet carrier, and one end is fixedly connected with eighth gear, separately
One end is arranged in third bell housing body and is used for and preceding planet carrier clutch engagement, the middle part of the tenth hollow shaft and front ring gear
Be fixedly connected, one end is fixedly connected with the 5th gear, the other end be arranged in third bell housing body and for front ring gear from
Clutch coordinates.
Preferably, the rear ring gearwheel clutch and rear planet carrier clutch are co-located in the 4th bell housing body, the
Four clutch housings are rotatably arranged on motor drive shaft and are fixedly connected with the 19th gear.
Preferably, in the periphery of the motor drive shaft, rotation is arranged with the 11st hollow shaft, in the periphery of the 11st hollow shaft
Turning set is equipped with the 12nd hollow shaft, and the middle part of the 11st hollow shaft is fixedly connected with rear planet carrier, one end and the 13rd gear
It is fixedly connected, the other end is arranged in the 4th bell housing body and for coordinating with rear planet carrier clutch, the 12nd hollow shaft
Middle part be fixedly connected with rear gear ring, one end is fixedly connected with the 16th gear, the other end be arranged in the 4th bell housing body
And for coordinating with rear ring gearwheel clutch.
Advantageous effect
The present invention heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer at work, by preceding planet row collector-shoe gear, after
Planet row collector-shoe gear, fixed axis gear pair pass through concatenated change displacement hydraulic pump and quantitative hydraulic horse as mechanical transmission path
Up to hydraulic drive path is used as, controlled by the logicality of multiplate clutch executive device to realize 4 purely mechanic gears, 12
A hydraulic machinery mixing forward range, 3 hydraulic machinery mixing are reversed gear and the transmission of 1 pure hydraulic pressure forward range conversion, are improved
Slewing range largely meets the multi-states work requirements such as the operation of heavy vehicle high load capacity, long range transition operation.
Purely mechanic gear transmission efficiency can be used for the transition traveling of long-distance high speed；Hydraulic machinery mixing grade can be with
Stepless speed regulation performance is realized on the basis of machine driving, it is adaptable, it is suitble to most of duty requirements；Although pure hydraulic pressure gear
Transmission efficiency is low compared with hydraulic machinery mixing grade, but engine can be made to operate at high efficient area, output torque rotating speed always
It is not influenced by input torque rotating speed, disclosure satisfy that the power demand of the big load low speed such as heavy vehicle starting.
A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer of the present invention is more relative to applying at present
Hydraulic mechanical stepless gearbox, on the basis of meeting more gears, structure is simpler compact, using multi-clutch to gear
Control is switched over, not only makes shift more flexible convenient, and maintains what heavy vehicle speed under different phase switched
Stationarity reduces impact, improves the dynamic property of heavy vehicle.
Description of the drawings
Fig. 1 is the structure principle chart of the present invention；
Fig. 2 is the purely mechanic driving form M2 forward gear schematic diagrams of the present invention；
Fig. 3 is the hydraulic machinery mixed drive form HM2 forward gear schematic diagrams of the present invention；
Fig. 4 is the hydraulic machinery mixed drive form HM8 forward gear schematic diagrams of the present invention；
Fig. 5 is the pure hydraulic drive form H1 forward gear schematic diagrams of the present invention；
Fig. 6 is that the hydraulic machinery mixed drive form R1 of the present invention reverses gear schematic diagram；
Fig. 7 is that the hydraulic machinery mixed drive form R3 of the present invention reverses gear schematic diagram；
Fig. 8 is the clutch logic control chart of each gear of the present invention；
It is marked in figure：1, second gear, 2, first gear, 3, preceding planet carrier, 4, front ring gear, the 5, the 5th gear, the 6, the 4th gear,
7, the 7th gear, the 8, the 7th engagement sleeve, the 9, the 4th engagement sleeve, the 10, the 15th engagement sleeve, the 11, the 12nd tooth
Take turns clutch, the 12, the 12nd gear, the 13, the 15th gear, the 14, the 13rd gear, the 15, the 16th gear, 16, rear gear ring,
17, rear planetary gear, 18, rear planet carrier, the 19, the tenth octadentate wheel, 20, line shaft, 21, idle pulley, the 22, the 19th gear, 23, motor
Axis, 24, rear planet carrier clutch, 25, rear ring gearwheel clutch, 26, rear sun gear, 27, main output shaft, the 28, the tenth gear clutch
Device, the 29, the tenth gear, the 30, the 17th gear, the 31, the 14th gear, the 32, the 14th engagement sleeve, the 33, the 17th gear
Clutch, the 34, the 11st gear, the 35, the 6th engagement sleeve, the 36, the 9th engagement sleeve, the 37, the 9th gear, the 38, the 6th
Gear, 39, eighth gear, 40, preceding planetary gear, 41, preceding sun gear, 42, third gear, 43, become displacement hydraulic pump, 44, move ahead
Carrier clutch, 45, constant displacement hydraulic motor, 46, front ring gear clutch, M, purely mechanic gear, HM, hydraulic machinery mixing grade,
H, pure hydraulic pressure gear, R, hydraulic machinery mixing reverse gear, ●, clutch engagement.
Specific implementation mode
As shown in Figure 1, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer of the present invention, including casing and set
It sets machine driving assembly, hydraulic drive assembly and line shaft 20 arranged in parallel in casing, motor drive shaft 23 and leads
The both ends of output shaft 27, line shaft 20, motor drive shaft 23 and main output shaft 27 are rotatably provided in enclosure wall by bearing block respectively
On.The left end of line shaft 20 is provided eventually by main output shaft 27 to vehicle travel wheel for being connect with driving engine in Fig. 1
Power, right end are used to be sequentially connected with power output device PTO, so that the partial power of engine is supplied to and be arranged on vehicle
Other mechanisms.
Machine driving assembly includes preceding planet row collector-shoe gear, rear planet row collector-shoe gear, fixed axis gear is secondary and is used for
Change the multiplate clutch executive device of section.
Preceding planet row collector-shoe gear includes the preceding sun gear 41 being fixed on motor drive shaft 23, is rotatably arranged on motor drive shaft
Front ring gear 4 on 23 multiple preceding planetary gears 40 between sun gear 41 and front ring gear 4 and is rotatably arranged on before being fitted to
The preceding planet carrier 3 installed on motor drive shaft 23 and with the cooperation of multiple preceding planetary gears 40, rear planet row collector-shoe gear include fixed setting
Rear sun gear 26 on motor drive shaft 23, is fitted to rear sun gear 26 at the rear gear ring 16 being rotatably arranged on motor drive shaft 23
After multiple between rear gear ring 16 planetary gears 17 and be rotatably arranged on motor drive shaft 23 and with it is multiple after planetary gears 17 coordinate
The rear planet carrier 18 of installation.
Fixed axis gear pair includes the second gear 1 being rotatably arranged on motor drive shaft 23 and is engaged respectively with second gear 1
The first gear 2 and third gear 42 of connection, the 5th gear for being rotatably arranged on motor drive shaft 23 and being fixedly connected with front ring gear 4
5 and engage respectively with the 5th gear 5 connection the 4th gear 6 and the 6th gear 38, be rotatably arranged on motor drive shaft 23 and with
The eighth gear 39 and engage the 7th gear 7 and the 9th tooth connected with eighth gear 39 respectively that preceding planet carrier 3 is fixedly connected
Wheel 37, the tenth engagement sleeve 28 that is rotatably arranged on motor drive shaft 23 and engage with the tenth engagement sleeve 28 connect the
11 gears 34, the 13rd gear 14 for being rotatably arranged on motor drive shaft 23 and being fixedly connected with rear planet carrier 18 and respectively with
13rd gear 14 engagement connection the 12nd gear 12 and the 14th gear 31, be rotatably arranged on motor drive shaft 23 and with rear tooth
It encloses 16 fixed 16th gears 15 and engages the 15th gear 13 and the 17th tooth of connection with the 16th gear 15 respectively
Wheel 30, the 19th gear 22 being rotatably arranged on motor drive shaft 23 and the connect with the 19th gear 22 by idle pulley 21 the tenth
Octadentate wheel 19,2 and the tenth octadentate wheel 19 of first gear therein are fixed on line shaft 20, the 4th gear 6, the 7th gear
7, the 12nd gear 12 and the 15th gear 13 are rotatably arranged on line shaft 20, and the 11st gear 34 is fixed at main output
On axis 27, the 6th gear 38, the 9th gear 37, the 14th gear 31 and the 17th gear 30 are rotatably arranged on main output shaft 27
On.
Multiplate clutch executive device include for control the front ring gear clutch 46 of front ring gear 4 and 1 clutch of second gear,
For planet carrier before controlling 3 and 1 clutch of second gear preceding planet carrier clutch 44, for control the tenth engagement sleeve 28 with
28 clutch of the tenth engagement sleeve of 23 clutch of motor drive shaft, for the rear tooth of 22 clutch of gear ring after control 16 and the 19th gear
Enclose clutch 25, the rear planet carrier clutch 24 for 22 clutch of planet carrier after control 18 and the 19th gear, first clutch
Assembly and second clutch assembly, first clutch assembly include the first clutch shell being rotatably arranged on line shaft 20
Body, the 4th engagement sleeve 9 for controlling the 4th gear 6 and first clutch shell clutch, for control the 7th gear 7 with
7th engagement sleeve 8 of first clutch shell clutch is used to control the 12nd gear 12 and first clutch shell clutch
The 12nd engagement sleeve 11 and the 15th gear for controlling the 15th gear 13 and first clutch shell clutch
Clutch 10, second clutch assembly include for being rotatably arranged on main output shaft 27 and being fixedly connected with the 11st gear 34
Two clutch housings, the 6th engagement sleeve 35 for controlling the 6th gear 38 and second clutch shell clutch, for controlling
Make the 9th engagement sleeve 36 of the 9th gear 37 and second clutch shell clutch, for controlling the 14th gear 31 and second
14th engagement sleeve 32 of clutch housing clutch and for control the 17th gear 30 and second clutch shell from
The 17th engagement sleeve 33 closed.
Hydraulic drive assembly includes the change displacement hydraulic pump 43 being arranged in series and constant displacement hydraulic motor 45, becomes displacement hydraulic pump
43 input shaft is fixedly connected with third gear 42, and the output shaft of constant displacement hydraulic motor 45 converges with motor drive shaft 23 close to preceding planet row
One end of stream device is fixedly connected.
In the present embodiment, in the periphery of line shaft 20, rotation is arranged with the first hollow shaft and the second hollow shaft, in the first sky
The periphery rotation of mandrel is arranged with third hollow shaft, and the 4th hollow shaft is arranged in the periphery of the second hollow shaft；First hollow shaft
One end be fixedly connected with the 4th gear 6, the other end be arranged in first clutch shell and be used for and the 4th engagement sleeve 9
Cooperation, one end of the second hollow shaft are fixedly connected with the 15th gear 13, and other end setting is used in combination in first clutch shell
Coordinate in the 15th engagement sleeve 10, one end of third hollow shaft is fixedly connected with the 7th gear 7, and the other end is arranged the
In one bell housing body and for coordinating with the 7th engagement sleeve 8, one end and the 12nd gear 12 of the 4th hollow shaft are fixed
Connection, the other end are arranged in first clutch shell and for coordinating with the 12nd engagement sleeve 11.
In the periphery of main output shaft 27, rotation is arranged with the 5th hollow shaft and the 6th hollow shaft, in the periphery of the 5th hollow shaft
Turning set is equipped with the 7th hollow shaft, and the 8th hollow shaft is arranged in the periphery of the 6th hollow shaft；One end of 5th hollow shaft and the
Six gears 38 are fixedly connected, and the other end is arranged in second clutch shell and for coordinating with the 6th engagement sleeve 35, the
One end of six hollow shafts is fixedly connected with the 17th gear 30, and the other end is arranged in second clutch shell and is used for and the tenth
Seven engagement sleeves 33 coordinate, and one end of the 7th hollow shaft is fixedly connected with the 9th gear 37, and the other end is arranged in the second clutch
In device shell and for coordinating with the 9th engagement sleeve 36, one end of the 8th hollow shaft is fixedly connected with the 14th gear 31,
The other end is arranged in second clutch shell and for coordinating with the 14th engagement sleeve 32.
Front ring gear clutch 46 and preceding planet carrier clutch 44 are co-located in third bell housing body, third clutch
Housing into rotation is arranged on motor drive shaft 23 and is fixedly connected with second gear 1.In the periphery of motor drive shaft 23, rotation is arranged with the 9th
Hollow shaft, in the periphery of the 9th hollow shaft, rotation is arranged with the tenth hollow shaft, and middle part and the preceding planet carrier 3 of the 9th hollow shaft are fixed
Connection, one end is fixedly connected with eighth gear 39, the other end be arranged in third bell housing body and be used for preceding planet carrier from
Clutch 44 coordinates, and the middle part of the tenth hollow shaft is fixedly connected with front ring gear 4, and one end is fixedly connected with the 5th gear 5, and the other end is set
It sets in third bell housing body and for coordinating with front ring gear clutch 46.
Ring gearwheel clutch 25 and rear planet carrier clutch 24 are co-located in the 4th bell housing body afterwards, the 4th clutch
Housing into rotation is arranged on motor drive shaft 23 and is fixedly connected with the 19th gear 22.In the periphery of motor drive shaft 23, rotation is arranged with the
11 hollow shafts, in the periphery of the 11st hollow shaft, rotation is arranged with the 12nd hollow shaft, and the middle part of the 11st hollow shaft is with after
Planet carrier 18 is fixedly connected, and one end is fixedly connected with the 13rd gear 14, and other end setting is used in combination in the 4th bell housing body
Coordinate in rear planet carrier clutch 24, the middle part of the 12nd hollow shaft is fixedly connected with rear gear ring 16, one end and the 16th tooth
Wheel 15 is fixedly connected, and the other end is arranged in the 4th bell housing body and for coordinating with rear ring gearwheel clutch 25.
A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless of the present invention is become with 6 specific embodiments with reference to Fig. 8
The power that purely mechanic section of fast device, hydraulic machinery mixing section forward gear, pure hydraulic pressure section and hydraulic machinery mixing section reverse gear transmits
Switch with gear and further illustrates.
The purely mechanic driving form M2 gears of embodiment 1, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer：Such as figure
Shown in 2, the power come from engine transmission realizes split torque flow at first gear 2, passes to work by line shaft 20 all the way
Make device；It is transmitted to third clutch housing by second gear 1 all the way, front ring gear clutch 46 engages, and power passes through the 5th
Gear 5, the 6th gear 38 are transmitted to second clutch shell, and the engagement of the 6th engagement sleeve 35 finally transfers power to master
Output shaft 27.
The purely mechanic driving form M2 gears of planet row are similar before crossing M1 gears；Equally, the pure machine of planet row later
Tool driving form has M3 gears, M4 gears, is no longer described in detail herein.The present invention shares 4 purely mechanic gears.
Embodiment 2, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer converge not in preceding planet row collector-shoe gear
Hydraulic machinery mixed drive form HM2 gears by the output of first clutch shell：As shown in figure 3, come from engine transmission
Power realizes split torque flow at first gear 2, passes to equipment by line shaft 20 all the way；Pass through second gear all the way
1 is transmitted to third clutch housing, and front ring gear clutch 46 engages, and torque realizes torque point again in third clutch housing
Stream is transmitted to sun gear 41 before hydraulic pressure road is transmitted to all the way, and another way is transmitted to front ring gear 4, and power is realized at preceding planet row
Rotating speed converges, and is transmitted to eighth gear 39, the 9th gear 37 by preceding planet carrier 3, the engagement of the 9th engagement sleeve 36 finally will
Power is transmitted to main output shaft 27 by second clutch shell.
With in preceding planet row confluence phase is kept off without the hydraulic machinery mixed drive form HM2 that first clutch shell exports
As also have HM1 gear；Equally, the hydraulic machinery mixed drive shape exported without first clutch shell in rear planet row confluence
Formula has HM3 gears, HM4 gears, is no longer described in detail herein.The present invention shares 4 and converges without first clutch in planet row
The hydraulic machinery mixed drive form of shell output.
Embodiment 3, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer preceding planet row confluence by first from
The hydraulic machinery mixed drive form HM8 gears of clutch shell output：As shown in figure 4, the power come from engine transmission is first
Split torque flow is realized at gear 2, passes to equipment by line shaft 20 all the way；All the way is transmitted to by second gear 1
Three clutch housings, front ring gear clutch 46 engage, and torque is realized split torque flow in third clutch housing, passed through all the way again
Hydraulic pressure road is transmitted to preceding sun gear 41, and another way is transmitted to front ring gear 4, and power is realized that rotating speed converges at preceding planet row, passed through
Preceding planet carrier 3 is transmitted to eighth gear 39, the 7th gear 7, the 7th engagement sleeve 8 and the engagement of the 12nd engagement sleeve 11,
Transfer power to the 13rd gear 14, the 14th gear 31, the 14th engagement sleeve 32 engagement, finally by power by the
Two clutch housings are transmitted to main output shaft 27.
It is similar in hydraulic machinery mixed drive form HM8 gear of the preceding planet row confluence by the output of first clutch shell
Also have HM5 gear, HM6 gear, HM7 gear；Equally, mixed in hydraulic machinery of the rear planet row confluence by the output of first clutch shell
That closes driving form has HM9 gears, HM10 gears, HM11 gears, HM12 gears, is no longer described in detail herein.The present invention shares 8 in planet
Hydraulic machinery mixed drive form of row's confluence by the output of first clutch shell.
The pure hydraulic drive form H1 gears of embodiment 4, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer：Such as figure
Shown in 5, the power come from engine transmission realizes split torque flow at first gear 2, passes to work by line shaft 20 all the way
Make device；Be transmitted to hydraulic pressure road by second gear 1 all the way, the engagement of the 9th engagement sleeve 36, power by the 9th gear 37,
Tenth engagement sleeve 28 is transmitted to second clutch shell, finally transfers power to main output shaft 27.
The present invention shares 1 pure hydraulic drive form.
Embodiment 5, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer converge not in rear planet row collector-shoe gear
The hydraulic machinery mixing R1 of falling driving form gears by the output of first clutch shell：As shown in fig. 6, come from engine transmission
Power realizes split torque flow at first gear 2, passes through first gear 2 all the way, second gear 1 passes to hydraulic pressure road, most Zhongdao
Rear sun gear 26；Split torque flow is realized again at the tenth octadentate wheel 19 by line shaft 20, pass to work clothes all the way all the way
Set, pass through idle pulley 21, the 20th gear all the way and be transmitted to the 4th clutch housing, rear planet carrier clutch 24 engages, at this time after
18 rotating speed of planet carrier is opposite；Two-way power realizes that rotating speed converges at rear planet row, gear ring 16, the 16th gear after power passes through
15, the 17th gear 30 is transmitted to second clutch shell, and the engagement of 19 clutch of the tenth octadentate wheel finally transfers power to master
Output shaft 27.
The present invention shares the hydraulic machinery mixing that 1 exports in rear planet row confluence without first clutch shell and reverses gear
Driving form.
Embodiment 6, a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer converge in rear planet row collector-shoe gear to pass through
Cross the hydraulic machinery mixing R3 of the falling driving form gears of first clutch shell output：As shown in fig. 7, that comes from engine transmission is dynamic
Power realizes split torque flow at first gear 2, passes through first gear 2, second gear 1 all the way and passes to hydraulic pressure road, after most Zhongdao
Sun gear 26；Split torque flow is realized again at the tenth octadentate wheel 19 by line shaft 20, pass to equipment all the way all the way,
It is transmitted to the 4th clutch housing by idle pulley 21, the 20th gear all the way, rear planet carrier clutch 24 engages, at this time rear planet
18 rotating speed of frame is opposite；Two-way power realized at rear planet row rotating speed converge, power pass through after gear ring 16, the 16th gear 15,
15th gear 13 is transmitted to first clutch shell, the 15th engagement sleeve 10 and the engagement of the 4th engagement sleeve 9, power
It is transmitted to second clutch shell by the 4th gear 6, the 5th gear 5, the 6th gear 38, the 6th engagement sleeve 35 engages,
Finally transfer power to main output shaft 27.
Phase is kept off in hydraulic machinery mixing gear driving form R3 of the rear planet row confluence by the output of first clutch shell
As also have R2 gear.The present invention shares 2 hydraulic machinery mixing in rear planet row confluence by the output of first clutch shell
Reverse gear form.
Claims (8)
1. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer, it is characterised in that：It is passed including machine driving assembly, hydraulic pressure
Dynamic assembly and line shaft arranged in parallel（20）, motor drive shaft（23）And main output shaft（27）；The machine driving assembly
It is executed including the secondary and multiplate clutch for changing section of preceding planet row collector-shoe gear, rear planet row collector-shoe gear, fixed axis gear
Device, preceding planet row collector-shoe gear include being fixed at motor drive shaft（23）On preceding sun gear（41）, be rotatably arranged on motor
Axis（23）On front ring gear（4）, be fitted to preceding sun gear（41）And front ring gear（4）Between multiple preceding planetary gears（40）With
And it is rotatably arranged on motor drive shaft（23）It is upper and with multiple preceding planetary gears（40）Coordinate the preceding planet carrier of installation（3）, rear planet row remittance
Stream device includes being fixed at motor drive shaft（23）On rear sun gear（26）, be rotatably arranged on motor drive shaft（23）On rear gear ring
（16）, be fitted to rear sun gear（26）With rear gear ring（16）Between it is multiple after planetary gears（17）And it is rotatably arranged on horse
Up to axis（23）It is upper and with it is multiple after planetary gears（17）Coordinate the rear planet carrier of installation（18）, fixed axis gear pair includes being rotatably arranged on
Motor drive shaft（23）On second gear（1）And respectively with second gear（1）Engage the first gear of connection（2）With third gear
（42）, be rotatably arranged on motor drive shaft（23）Upper and and front ring gear（4）The 5th gear being fixedly connected（5）And respectively with the 5th tooth
Wheel（5）Engage the 4th gear of connection（6）With the 6th gear（38）, be rotatably arranged on motor drive shaft（23）It is upper and with preceding planet carrier
（3）The eighth gear being fixedly connected（39）And respectively with eighth gear（39）Engage the 7th gear of connection（7）With the 9th tooth
Wheel（37）, be rotatably arranged on motor drive shaft（23）On the tenth gear（29）And with the tenth gear（29）The 11st of engagement connection
Gear（34）, be rotatably arranged on motor drive shaft（23）It is upper and with rear planet carrier（18）The 13rd gear being fixedly connected（14）And point
Not with the 13rd gear（14）Engage the 12nd gear of connection（12）With the 14th gear（31）, be rotatably arranged on motor drive shaft
（23）It is upper and with rear gear ring（16）Fixed 16th gear（15）And respectively with the 16th gear（15）The of engagement connection
15 gears（13）With the 17th gear（30）, be rotatably arranged on motor drive shaft（23）On the 19th gear（22）And by lazy
Wheel（21）With the 19th gear（22）Tenth octadentate wheel of connection（19）, first gear therein（2）With the tenth octadentate wheel（19）
It is fixed at line shaft（20）On, the 4th gear（6）, the 7th gear（7）, the 12nd gear（12）With the 15th gear（13）
It is rotatably arranged on line shaft（20）On, the 11st gear（34）It is fixed at main output shaft（27）On, the 6th gear（38）,
Nine gears（37）, the 14th gear（31）And the 17th gear（30）It is rotatably arranged on main output shaft（27）On, multi-disc clutch
Device executive device includes for controlling front ring gear（4）With second gear（1）The front ring gear clutch of clutch（44）, for control before
Planet carrier（3）With second gear（1）The preceding planet carrier clutch of clutch（46）, for control the tenth gear（29）With motor drive shaft
（23）Tenth engagement sleeve of clutch（28）, for control after gear ring（16）With the 19th gear（22）The rear gear ring of clutch from
Clutch（25）, for control after planet carrier（18）With the 19th gear（22）The rear planet carrier clutch of clutch（24）, first from
Clutch assembly and second clutch assembly, first clutch assembly include being rotatably arranged on line shaft（20）On the first clutch
Device shell is used to control the 4th gear（6）With the 4th engagement sleeve of first clutch shell clutch（9）, for controlling the
Seven gears（7）With the 7th engagement sleeve of first clutch shell clutch（8）, for control the 12nd gear（12）With first
12nd engagement sleeve of clutch housing clutch（11）And for controlling the 15th gear（13）With first clutch shell
15th engagement sleeve of body clutch（10）, second clutch assembly includes being rotatably arranged on main output shaft（27）It is upper and with the
11 gears（34）The second clutch shell that is fixedly connected, for controlling the 6th gear（38）With second clutch shell clutch
The 6th engagement sleeve（35）, for control the 9th gear（37）With the 9th engagement sleeve of second clutch shell clutch
（36）, for control the 14th gear（31）With the 14th engagement sleeve of second clutch shell clutch（32）And it is used for
Control the 17th gear（30）With the 17th engagement sleeve of second clutch shell clutch（33）；The hydraulic drive assembly
Including the change displacement hydraulic pump being arranged in series（43）And constant displacement hydraulic motor（45）, become displacement hydraulic pump（43）Input shaft and
Three gears（42）It is fixedly connected, constant displacement hydraulic motor（45）Output shaft and motor drive shaft（23）Close to preceding planet row collector-shoe gear
One end is fixedly connected.
2. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 1, it is characterised in that：It is described
Line shaft（20）Close to one end of preceding planet row collector-shoe gear for being connect with driving engine, close to rear planet row collector-shoe gear
One end for being connect with power output device.
3. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 1, it is characterised in that：Dynamic
Power axis（20）Periphery rotation be arranged with the first hollow shaft and the second hollow shaft, in the periphery of the first hollow shaft, rotation is arranged with the
Three hollow shafts are arranged with the 4th hollow shaft in the periphery of the second hollow shaft；One end of first hollow shaft and the 4th gear（6）It is fixed
Connection, the other end are arranged in first clutch shell and are used for and the 4th engagement sleeve（9）Cooperation, the one of the second hollow shaft
End and the 15th gear（13）It is fixedly connected, the other end is arranged in first clutch shell and is used for and the 15th gear clutch
Device（10）Cooperation, one end of third hollow shaft and the 7th gear（7）It is fixedly connected, the other end is arranged in first clutch shell
And it is used for and the 7th engagement sleeve（8）Cooperation, one end and the 12nd gear of the 4th hollow shaft（12）It is fixedly connected, the other end
It is arranged in first clutch shell and is used for and the 12nd engagement sleeve（11）Cooperation.
4. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 1, it is characterised in that：In master
Output shaft（27）Periphery rotation be arranged with the 5th hollow shaft and the 6th hollow shaft, the 5th hollow shaft periphery rotation be arranged with
7th hollow shaft is arranged with the 8th hollow shaft in the periphery of the 6th hollow shaft；One end of 5th hollow shaft and the 6th gear（38）
It is fixedly connected, the other end is arranged in second clutch shell and is used for and the 6th engagement sleeve（35）Cooperation, the 6th is hollow
One end of axis and the 17th gear（30）It is fixedly connected, the other end is arranged in second clutch shell and is used for and the 17th tooth
Take turns clutch（33）Cooperation, one end and the 9th gear of the 7th hollow shaft（37）It is fixedly connected, the other end is arranged in the second clutch
In device shell and it is used for and the 9th engagement sleeve（36）Cooperation, one end and the 14th gear of the 8th hollow shaft（31）It is fixed to connect
It connects, the other end is arranged in second clutch shell and is used for and the 14th engagement sleeve（32）Cooperation.
5. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 1, it is characterised in that：It is described
Front ring gear clutch（44）With preceding planet carrier clutch（46）It is co-located in third bell housing body, third clutch housing
It is rotatably arranged on motor drive shaft（23）Upper and and second gear（1）It is fixedly connected.
6. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 5, it is characterised in that：Institute
State motor drive shaft（23）Periphery rotation be arranged with the 9th hollow shaft, in the periphery of the 9th hollow shaft, to be arranged with the tenth hollow for rotation
Axis, middle part and the preceding planet carrier of the 9th hollow shaft（3）It is fixedly connected, one end and eighth gear（39）It is fixedly connected, the other end is set
It sets in third bell housing body and is used for and preceding planet carrier clutch（46）Cooperation, the middle part of the tenth hollow shaft and front ring gear
（4）It is fixedly connected, one end and the 5th gear（5）Be fixedly connected, the other end be arranged in third bell housing body and for it is preceding
Ring gearwheel clutch（44）Cooperation.
7. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 1, it is characterised in that：It is described
Ring gearwheel clutch afterwards（25）With rear planet carrier clutch（24）It is co-located in the 4th bell housing body, the 4th clutch housing
It is rotatably arranged on motor drive shaft（23）It is upper and with the 19th gear（22）It is fixedly connected.
8. a kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer according to claim 7, it is characterised in that：Institute
State motor drive shaft（23）Periphery rotation be arranged with the 11st hollow shaft, the 11st hollow shaft periphery rotation be arranged with the 12nd
Hollow shaft, middle part and the rear planet carrier of the 11st hollow shaft（18）It is fixedly connected, one end and the 13rd gear（14）It is fixedly connected,
The other end is arranged in the 4th bell housing body and is used for and rear planet carrier clutch（24）Cooperation, the middle part of the 12nd hollow shaft
With rear gear ring（16）It is fixedly connected, one end and the 16th gear（15）It is fixedly connected, the other end is arranged in the 4th clutch housing
It is interior and be used for and rear ring gearwheel clutch（25）Cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810306713.9A CN108343720A (en) | 2018-04-08 | 2018-04-08 | A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810306713.9A CN108343720A (en) | 2018-04-08 | 2018-04-08 | A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108343720A true CN108343720A (en) | 2018-07-31 |
Family
ID=62957676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810306713.9A Pending CN108343720A (en) | 2018-04-08 | 2018-04-08 | A kind of heavy vehicles Multi-Range Hydro-Mechanical Stepless speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108343720A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128336A (en) * | 2020-08-03 | 2020-12-25 | 江苏大学 | Multi-mode continuously variable transmission with coupled rotating speed and torque |
| CN114087334A (en) * | 2021-11-17 | 2022-02-25 | 浙江盘毂动力科技有限公司 | Hydraulic and mechanical combined type comprehensive transmission device and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2468420A1 (en) * | 2001-11-22 | 2003-06-05 | Int. Silvatech Industries Inc. | Hydro-mechanical continuously variable transmission |
| CN102537269A (en) * | 2012-02-07 | 2012-07-04 | 北京理工大学 | Three-section hydraulic mechanical continuous stageless transmission device and method thereof |
| CN104595431A (en) * | 2015-01-28 | 2015-05-06 | 南京农业大学 | High-power tractor hydraulic machinery stepless speed changer |
| CN105240481A (en) * | 2015-11-18 | 2016-01-13 | 山东农业大学 | Hydraulic mechanical stepless transmission of high-power tractor |
| CN205859092U (en) * | 2016-06-08 | 2017-01-04 | 南京农业大学 | Multisection type big-power tractor hydraulic mechanical stepless gearbox |
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2018
- 2018-04-08 CN CN201810306713.9A patent/CN108343720A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2468420A1 (en) * | 2001-11-22 | 2003-06-05 | Int. Silvatech Industries Inc. | Hydro-mechanical continuously variable transmission |
| CN102537269A (en) * | 2012-02-07 | 2012-07-04 | 北京理工大学 | Three-section hydraulic mechanical continuous stageless transmission device and method thereof |
| CN104595431A (en) * | 2015-01-28 | 2015-05-06 | 南京农业大学 | High-power tractor hydraulic machinery stepless speed changer |
| CN105240481A (en) * | 2015-11-18 | 2016-01-13 | 山东农业大学 | Hydraulic mechanical stepless transmission of high-power tractor |
| CN205859092U (en) * | 2016-06-08 | 2017-01-04 | 南京农业大学 | Multisection type big-power tractor hydraulic mechanical stepless gearbox |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128336A (en) * | 2020-08-03 | 2020-12-25 | 江苏大学 | Multi-mode continuously variable transmission with coupled rotating speed and torque |
| CN114087334A (en) * | 2021-11-17 | 2022-02-25 | 浙江盘毂动力科技有限公司 | Hydraulic and mechanical combined type comprehensive transmission device and vehicle |
| CN114087334B (en) * | 2021-11-17 | 2023-11-03 | 浙江盘毂动力科技有限公司 | Hydraulic mechanical combined type comprehensive transmission device and vehicle |
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Application publication date: 20180731 |
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| RJ01 | Rejection of invention patent application after publication |