CN110966398A - Coaxial dual-input control method and corresponding gearbox arrangement structure - Google Patents
Coaxial dual-input control method and corresponding gearbox arrangement structure Download PDFInfo
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- CN110966398A CN110966398A CN201911417960.7A CN201911417960A CN110966398A CN 110966398 A CN110966398 A CN 110966398A CN 201911417960 A CN201911417960 A CN 201911417960A CN 110966398 A CN110966398 A CN 110966398A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 171
- 230000008878 coupling Effects 0.000 claims abstract description 40
- 238000010168 coupling process Methods 0.000 claims abstract description 40
- 238000005859 coupling reaction Methods 0.000 claims abstract description 40
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
- F16H61/0403—Synchronisation before shifting
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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
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
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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
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
- F16H3/097—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts the input and output shafts being aligned on the same axis
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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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- 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
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
- F16H2003/007—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths with two flow paths, one being directly connected to the input, the other being connected to the input though a clutch
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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
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
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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
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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Abstract
The invention provides a coaxial dual-input control method, which is convenient and reliable in connection of two power sources and a transmission and ensures that power output is not interrupted. The input part of the gearbox is provided with a coaxial dual-input power input shaft, a second power source inputs power into the gearbox through a second hollow input shaft, a first power source inputs power into the gearbox through a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, a coupling synchronizer is arranged between a first transmission gear of the first input shaft and a second transmission gear of the second hollow input shaft, the coupling synchronizer outputs the power of the second power source and the power of the first power source to a corresponding intermediate transmission gear after being synchronously coupled and then transmits the power to an output shaft under the synchronous meshing state of the first transmission gear and the second transmission gear, and the corresponding gear is selected to output gears.
Description
Technical Field
The invention relates to the technical field of gearbox power structures, in particular to a coaxial dual-input control method, and further provides a coaxial dual-input gearbox arrangement structure.
Background
With the emergence of new energy power, the arrangement structure of more than two power sources has appeared in the existing new energy automobile or hybrid vehicle, and the existing gearbox structure needs to be provided with a complicated planetary transmission structure for power coupling, or a double-power coupling part is directly arranged at the front end of the gearbox, so that the arrangement structure of the whole vehicle body is relatively complicated, and the condition of power interruption still occurs between the two power sources during gear shifting.
Disclosure of Invention
In order to solve the problems, the invention provides a coaxial dual-input control method, which enables the connection between two power sources and a transmission to be convenient and reliable and ensures that the power output is not interrupted.
A coaxial dual-input control method is characterized in that: the input part of the gearbox is provided with a coaxial double-input power input shaft, a second power source inputs power into the gearbox through a second hollow input shaft, a first power source inputs power into the gearbox through a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, a coupling synchronizer is arranged between a first transmission gear of the first input shaft and a second transmission gear of the second hollow input shaft, the coupling synchronizer outputs the power of the second power source and the power of the first power source to a corresponding intermediate transmission gear after being synchronously coupled and then transmits the power to an output shaft under the synchronous meshing state of the first transmission gear and the second transmission gear, and the corresponding gear is selected for gear output; and when the coupling synchronizer is in a disengaged state, the second power source is transmitted to the corresponding intermediate transmission gear through the second transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, the first power source is transmitted to the corresponding intermediate transmission gear through the first transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, and the first power and the second power are coupled on the output shaft and then output.
It is further characterized in that: 1-M gear output gears and output reverse gear teeth are distributed on an output shaft, wherein M is a natural number more than or equal to 3;
each gear output gear is independently arranged on the output shaft, a reverse gear transmission shaft is arranged at the position corresponding to the output reverse gear teeth, a middle steering gear and a middle reverse gear are sleeved on the reverse gear transmission shaft, the middle steering gear is meshed with the adjacent gear transmission gear, and the middle reverse gear is directly meshed with the output reverse gear teeth;
when the output reverse gear and the 1-gear output gear are integrated on the same output reverse gear, a reverse gear shaft is arranged on the outer side of the corresponding intermediate transmission gear of the output reverse gear, the reverse gear shaft is provided with a reverse gear tooth and an idler gear tooth, and a reverse gear synchronizer is arranged between the reverse gear tooth and the idler gear tooth;
the second power source is a motor;
the first power source is an engine or a motor.
A coaxial dual input transmission arrangement characterized by: the double-input transmission comprises a second power source, a first power source and a coaxial double-input transmission case, wherein the coaxial double-input transmission case comprises a double-input shaft and a power output shaft which are coaxially arranged, the double-input shaft comprises a second hollow input shaft and a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, the input end of the second hollow input shaft is connected with the second power source, the input end of the first input shaft is connected with the first power source, the output end of the second hollow input shaft is fixedly sleeved with a second transmission gear, the output end of the first input shaft is arranged behind the second transmission gear and is sequentially sleeved with a coupling synchronizer and an output A blocking tooth, the output A blocking tooth is the first transmission gear, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, and the input end of the power output shaft is provided with the first synchronizer, an output B gear is arranged on one side, far away from the output A gear, of the first synchronizer, the output B gear is sleeved at the corresponding position of the power output shaft, a plurality of groups of gear output structures are correspondingly sleeved on the power output shaft, each group of gear output structures comprises two gear output gears and corresponding synchronizer structures, and each group of gear output structures selects the corresponding gear output gear to output power of the corresponding gear through the synchronizer structures;
it is still including the second jackshaft, the position department that the second jackshaft corresponds to second drive gear is provided with second jackshaft drive gear, it is first hollow jackshaft still to overlap on the second jackshaft, first hollow jackshaft corresponds the position cover that output A kept off the tooth is equipped with first jackshaft drive gear, the axial of first hollow jackshaft corresponds to the position punishment that corresponds fender output gear of output shaft do not has the fender position drive gear that corresponds admittedly, the other axial position that are in first hollow jackshaft of second jackshaft do not overlap the position punishment that corresponds to fender output gear and are equipped with corresponding fender output gear, letter A, B is 1 to the different natural number of N.
It is further characterized in that: each gear output gear is independently arranged on the output shaft, a reverse gear transmission shaft is arranged at the position corresponding to the output reverse gear teeth, a middle steering gear and a middle reverse gear are sleeved on the reverse gear transmission shaft, the middle steering gear is meshed with the adjacent gear transmission gear, and the middle reverse gear is directly meshed with the output reverse gear teeth;
when the output reverse gear and the output one-gear are integrated in the same output one-reverse gear, a reverse gear shaft is further arranged on the outer side of the corresponding first hollow middle shaft or second middle shaft of the output one-reverse gear, the reverse gear shaft is provided with reverse gear teeth and idler gear teeth, a reverse gear synchronizer is arranged between the reverse gear teeth and the idler gear teeth, the reverse gear teeth are fixedly sleeved on the reverse gear shaft and meshed with a gear transmission gear with a lower gear number, the idler gear teeth are sleeved on the reverse gear shaft through a connecting sleeve and meshed with one of the middle gears, and one of the middle gears is meshed with the output one-reverse gear;
when the output reverse gear and the output one-gear are integrated in the same output one-gear, under the reverse gear state, the first power source does not output and the second power source is a motor, and the reverse gear output is directly carried out;
all gear output gears sleeved on the output shaft are sleeved on the output shaft through connecting sleeves, and coupling output of power during output is guaranteed.
It is further characterized in that:
the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 4/6-gear synchronizer, one side of the 4/6-gear synchronizer far away from the output six-gear tooth is provided with an output four-gear tooth, the output four-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output two-gear tooth, an output five-gear tooth, an output three-gear tooth and an output one-gear tooth, the output one-gear tooth is integrated with an output one-gear tooth and an output reverse-gear tooth, a 2/5-gear synchronizer is arranged between the output two-gear tooth and the output five-gear tooth, and a 1/3/reverse-gear synchronizer is arranged between the output, the transmission gear comprises a first intermediate shaft, a second intermediate shaft, a first hollow intermediate shaft, a second intermediate shaft transmission gear, a first intermediate shaft, a second intermediate shaft, a first hollow intermediate shaft, a second intermediate shaft, a first intermediate shaft transmission gear, a corresponding gear output gear, a corresponding reverse gear output gear, a reverse gear shaft, an idler gear, a reverse gear tooth, a corresponding gear output gear, a corresponding reverse gear output gear, a corresponding gear output gear, a gear output gear, a, A reverse gear synchronizer is arranged between the idler gears, the reverse gear teeth are fixedly sleeved on the reverse gear shaft and meshed with the middle two teeth, the idler gears are sleeved on the reverse gear shaft through a connecting sleeve and meshed with the middle one tooth, and the middle one tooth is meshed with the output reverse gear tooth;
when the reverse gear is engaged, the power input is stopped by the second power source, the coupling synchronizer is separated from the second transmission gear, the reverse gear synchronizer is connected with the idler gear, and the power is output by the first power source and then is transmitted to the output reverse gear through the middle two teeth, the reverse gear teeth, the idler gear teeth and the middle reverse gear;
the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 4/6-gear synchronizer, one side of the 4/6-gear synchronizer far away from the output six-gear tooth is provided with an output four-gear tooth, the output four-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output five-gear tooth, an output two-gear tooth, an output three-gear tooth, an output one-gear tooth and an output reverse gear tooth, a 2/5-gear synchronizer is arranged between the output two-gear tooth and the output five-gear tooth, a 1/3-gear synchronizer is arranged between the output three-gear tooth and the output one-gear tooth, and the reverse, the transmission device also comprises a second intermediate shaft, wherein a second intermediate shaft transmission gear is arranged at the position of the second intermediate shaft corresponding to the second transmission gear, a first hollow intermediate shaft is further sleeved on the second intermediate shaft, a first intermediate shaft transmission gear is sleeved at the position of the first hollow intermediate shaft corresponding to the output six-gear, corresponding gear transmission gears are respectively fixedly sleeved at the positions of the first hollow intermediate shaft corresponding to the output four-gear and the output two-gear of the output shaft in the axial direction, corresponding gear output gears are respectively sleeved at the positions of the second intermediate shaft corresponding to the output five-gear, the output three-gear and the output one-gear of the first hollow intermediate shaft in the axial direction, reverse gear transmission shafts are arranged at the corresponding positions of the output reverse gear, a middle steering gear and a middle reverse gear are sleeved on the reverse gear transmission shafts, and the middle steering gear is meshed with the middle steering gear, the middle inverted tooth is directly meshed and connected with the output inverted tooth;
the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 6/7-gear synchronizer, one side of the 6/7-gear synchronizer far away from the output six-gear tooth is provided with an output seven-gear tooth, the output seven-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output four-gear tooth, an output two-gear tooth, an output one-reverse gear tooth, an output three-gear tooth and an output five-gear tooth, the output one-reverse gear tooth is integrated with an output one-gear tooth and an output reverse gear tooth, a 2/4-gear synchronizer is arranged between the output four-gear tooth and the output two-gear tooth, and one side, 3/5-gear synchronizers are arranged among the output third gear and the output fifth gear, the synchronous transmission device further comprises a second intermediate shaft, second intermediate shaft transmission teeth are arranged at positions of the second intermediate shaft corresponding to the second transmission gear, a first hollow intermediate shaft is further sleeved on the second intermediate shaft, first intermediate shaft transmission teeth are sleeved on the first hollow intermediate shaft corresponding to the output sixth gear, the first hollow intermediate shaft is fixedly sleeved at positions corresponding to the output seventh gear, the output fourth gear and the output second gear of the output shaft in the axial direction, corresponding gear transmission gears are respectively sleeved at positions corresponding to the output first reverse gear, the output third gear and the output fifth gear of the first hollow intermediate shaft in the other axial direction, corresponding gear output gears are respectively sleeved at positions corresponding to the output first reverse gear, the output third gear and the output fifth gear, and a reverse gear shaft is further arranged on the outer side of the second intermediate shaft corresponding to the output first reverse gear, the reverse gear shaft is provided with reverse gear teeth and idler gear teeth, a reverse gear synchronizer is arranged between the reverse gear teeth and the idler gear teeth, the reverse gear teeth are fixedly sleeved on the reverse gear shaft and meshed with the middle two teeth, the idler gear teeth are sleeved on the middle shaft through a connecting sleeve and meshed with the middle one tooth, and the middle one tooth is meshed with the middle one tooth to output a reverse gear tooth;
when the reverse gear is engaged, the power input is stopped by the second power source, the coupling synchronizer is separated from the second transmission gear, the reverse gear synchronizer is connected with the idler gear, and the power output is transmitted to the output reverse gear through the middle two teeth, the reverse gear teeth, the idler gear teeth and the middle reverse gear.
After the technical scheme is adopted, the second power source and the first power source carry out power input coaxially, a coupling synchronizer is arranged between the first transmission gear of the first input shaft and the second transmission gear of the second hollow input shaft, and under the synchronous meshing state of the first transmission gear and the second transmission gear, the power of the second power source and the power of the first power source are synchronously coupled and then output to the corresponding intermediate transmission gear and then transmitted to the output shaft, and gear output is carried out by selecting the corresponding gear; when the coupling synchronizer is in a disengaged state, the second power source is transmitted to the corresponding intermediate transmission gear through the second transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear; the two power sources are connected with the transmission conveniently and reliably, and power coupling output can be selected or respectively output and then coupled and output on the output shaft, so that power output is not interrupted, and unpowered interrupted gear shifting is realized.
Drawings
FIG. 1 is a block diagram schematically illustrating a first embodiment of the present invention;
FIG. 2 is a block diagram of a second embodiment of the present invention;
FIG. 3 is a block diagram of a third embodiment of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
a second power source 1, a first power source 2, an output shaft 3, a second hollow input shaft 4, a first input shaft 5, a second transmission gear 6, a coupling synchronizer 7, a second intermediate shaft 8, a second intermediate shaft transmission gear 9, a first hollow intermediate shaft 10, a first intermediate shaft transmission gear 11, an output reverse gear 12, an intermediate steering gear 13, a middle reverse gear 14, an output first reverse gear 15, a reverse gear shaft 16, a reverse gear 17, an idler gear 18, a reverse gear synchronizer 19, a middle first gear 20, an output sixth gear 21, an 4/6 gear synchronizer 22, an output fourth gear 23, an output second gear 24, an output fifth gear 25, an output third gear 26, a 2/5 gear synchronizer 27, 1/3/reverse gear synchronizer 28, a middle second gear 29, an output first gear 30, a 6/7 gear synchronizer 31, a 1/3 gear synchronizer 32, an output seventh gear 33, a 2/4 gear synchronizer 34, 3/5 gear synchronizer 35, shift synchronizer 36, reverse drive shaft 37.
Detailed Description
A coaxial dual-input control method comprises the following steps: the input part of the gearbox is provided with a coaxial double-input power input shaft, a second power source inputs power into the gearbox through a second hollow input shaft, a first power source inputs power into the gearbox through a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, a coupling synchronizer is arranged between a first transmission gear of the first input shaft and a second transmission gear of the second hollow input shaft, the coupling synchronizer outputs the power of the second power source and the power of the first power source to a corresponding intermediate transmission gear after being synchronously coupled and then transmits the power to an output shaft under the synchronous meshing state of the first transmission gear and the second transmission gear, and the gear output is carried out by selecting a corresponding gear; and when the coupling synchronizer is in a disengaged state, the second power source is transmitted to the corresponding intermediate transmission gear through the second transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, the first power source is transmitted to the corresponding intermediate transmission gear through the first transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, and the first power and the second power are coupled on the output shaft and then output.
1-M gear output gears and output reverse gear teeth are distributed on an output shaft, wherein M is a natural number more than or equal to 3;
each gear output gear is independently arranged on the output shaft, a reverse gear transmission shaft is arranged at the corresponding position of the output reverse gear, a middle steering gear and a middle reverse gear are sleeved on the reverse gear transmission shaft, the middle steering gear is meshed with the adjacent gear transmission gear, and the middle reverse gear is directly meshed with the output reverse gear;
when the output reverse gear and the 1-gear output gear are integrated on the same output reverse gear, a reverse gear shaft is arranged on the outer side of the corresponding intermediate transmission gear of the output reverse gear, the reverse gear shaft is provided with a reverse gear tooth and an idler gear tooth, and a reverse gear synchronizer is arranged between the reverse gear tooth and the idler gear tooth;
the second power source is a motor; the first power source is an engine or a motor.
A coaxial dual input transmission arrangement, see fig. 1-3: the double-input coaxial transmission comprises a second power source 1, a first power source 2 and a double-input coaxial transmission, wherein the double-input coaxial transmission comprises a double-input shaft and a power output shaft 3 which are coaxially arranged, the double-input shaft comprises a second hollow input shaft 4 and a first input shaft 5, the first input shaft 5 penetrates through a hollow inner cavity of the second hollow input shaft 4 and is coaxially arranged, the input end of the second hollow input shaft 4 is connected with the second power source 1, the input end of the first input shaft 5 is connected with the first power source 2, the output end of the second hollow input shaft 4 is fixedly sleeved with a second transmission gear 6, the output end of the first input shaft 5 is arranged behind the second transmission gear 6 and is sequentially sleeved with a coupling synchronizer 7 and an output A blocking tooth, the output end of the first input shaft 5 and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft 3 is provided with a first synchronizer, one side of the first synchronizer, which is far away from the output, the output B gear is sleeved at the corresponding position of the power output shaft, a plurality of groups of gear output structures are correspondingly sleeved on the power output shaft, each group of gear output structures comprises two gear output gears and corresponding synchronizer structures, and each group of gear output structures selects the corresponding gear output gear to output the power of the corresponding gear through the synchronizer structures;
the transmission device further comprises a second intermediate shaft 8, a second intermediate shaft transmission gear 9 is arranged at the position, corresponding to the second transmission gear 6, of the second intermediate shaft 8, the second intermediate shaft transmission gear 9 is constantly meshed and connected with the second transmission gear 6, a first hollow intermediate shaft 10 is further sleeved on the second intermediate shaft 8, a first intermediate shaft transmission gear 11 is sleeved at the position, corresponding to the output A blocking gear, of the first hollow intermediate shaft 10, corresponding gear transmission gears are fixedly sleeved at positions, corresponding to the gear output gears, of the output shaft 3 in the axial direction of the first hollow intermediate shaft 10, and corresponding gear output gears are sleeved at positions, corresponding to the gear output gears, of the other axial positions, corresponding to the gear output gears, of the second intermediate shaft 8, of the first hollow intermediate shaft 10;
the letters A, B are different natural numbers from 1 to N.
Each gear output gear is independently arranged on the output shaft, a reverse gear transmission shaft 37 is arranged at the corresponding position of the output reverse gear 12, a middle steering gear 13 and a middle reverse gear 14 are sleeved on the reverse gear transmission shaft 37, the middle steering gear 13 is meshed with the adjacent gear transmission gears, and the middle reverse gear 14 is directly meshed with the output reverse gear 12;
when the output reverse gear and the output one-gear are integrated on the same output one-reverse gear 15, a reverse gear shaft 16 is further arranged on the outer side of the corresponding first hollow intermediate shaft 10 or second intermediate shaft 8 of the output one-reverse gear 15, a reverse gear tooth 17 and an idle gear tooth 18 are arranged on the reverse gear shaft 16, a reverse gear synchronizer 19 is arranged between the reverse gear tooth 17 and the idle gear tooth 18, the reverse gear tooth 17 is fixedly sleeved on the reverse gear shaft 16 and meshed and connected with a gear transmission gear with a lower gear number, the idle gear tooth 18 is sleeved on the reverse gear shaft 16 through a connecting sleeve and meshed and connected with a middle gear 20, and the middle gear 20 is meshed and connected with the output one-reverse gear 15;
when the output reverse gear and the output one-gear are integrated in the same output one-gear 15, the first power source does not output and the second power source is a motor in a reverse gear state, and the reverse gear output is directly performed by reverse rotation;
all gear output gears sleeved on the output shaft 3 are sleeved on the output shaft through connecting sleeves, so that the coupling output of power during output is ensured.
The first specific embodiment is shown in fig. 1: the output end of the first input shaft 5 is arranged behind the second transmission gear 6, and is sequentially sleeved with a coupling synchronizer 7 and an output six-gear 21, the output end of the first input shaft 5 and the input end of the power output shaft 3 are arranged at intervals, the input end of the power output shaft 3 is provided with an 4/6-gear synchronizer 22, one side of the 4/6-gear synchronizer 22 far away from the output six-gear 21 is provided with an output four-gear 23, the output four-gear 23 is sleeved at the corresponding position of the power output shaft 3, the power output shaft 3 is correspondingly sleeved with an output two-gear 24, an output five-gear 25, an output three-gear 26 and an output one-reverse-gear 15, the output one-reverse-gear 15 is integrated with an output one-gear and an output reverse-gear, a 2/5-gear synchronizer 27 is arranged between the output two-gear 24 and the output five-gear 25, and a 1/3/reverse-gear synchronizer 28 is arranged between the output three-gear 26 and the output one-reverse-, the transmission device further comprises a second intermediate shaft 8, a second intermediate shaft transmission gear 9 is arranged at the position, corresponding to the second transmission gear 6, of the second intermediate shaft 8, a first hollow intermediate shaft 10 is further sleeved on the second intermediate shaft 8, a first intermediate shaft transmission gear 11 is sleeved at the position, corresponding to the output six-gear tooth 6, of the first hollow intermediate shaft 10, corresponding gear transmission gears are fixedly sleeved at the positions, corresponding to the output four-gear tooth 23 and the output two-gear tooth 24 of the output shaft 3, of the first hollow intermediate shaft 10 in the axial direction, corresponding to the output five-gear tooth 25, the output three-gear tooth 26 and the output one-reverse gear tooth 15, of the second intermediate shaft 8, corresponding to the output five-gear tooth 15, the output three-gear tooth 15 and the output one-reverse gear tooth 15 are respectively sleeved at the positions, a reverse gear shaft 16 is further arranged at the outer side of the corresponding second intermediate shaft outputting the one-reverse gear tooth 15, and a reverse gear tooth 17, A reverse gear synchronizer 19 is arranged between the idler gear teeth 18, the reverse gear teeth 17 and the idler gear teeth 18, the reverse gear teeth 17 are fixedly sleeved on the reverse gear shaft 16 and are meshed with the middle two teeth 29, the idler gear teeth 18 are sleeved on the reverse gear shaft 16 through a connecting sleeve and are meshed with the middle one tooth 20, and the middle one tooth 20 is meshed with and connected with the output reverse gear tooth 15;
when the reverse gear is engaged, the power input of the second power source 1 is stopped, the coupling synchronizer 7 is separated from the second transmission gear 6, the reverse gear synchronizer 19 is connected with the idler gear teeth 18, and the power output of the first power source 2 is transmitted to the output reverse gear teeth 15 through the middle two teeth 29, the reverse gear teeth 17, the idler gear teeth 18 and the middle reverse gear teeth 20;
in the first specific embodiment, when the coupling synchronizer is closed leftwards, the second power source is coupled with the first power source, so that the first power source can realize transmission of all gears;
when the coupling synchronizer is opened, the power outputs of the second power source and the first power source are coupled at the output shaft, so that the transmission has no power interruption in the gear shifting process, for example, the first power source is connected into the second gear leftwards through the output six-gear tooth, 2/5-gear synchronizer, and the first power source transmits torque at the second gear; the second power source is engaged into a third gear leftwards through a normally meshed gear, 1/3/reverse gear synchronizer, the second power source runs in the third gear, and the two powers are coupled on an output shaft; during gear shifting, the first power source firstly deviates from the 2/5 gear synchronizer and is engaged into the fourth gear, the second power source always outputs power in the process, then the second power source deviates from the gear and is engaged into the fifth gear, and the first power source always outputs power in the process, so that unpowered interruption gear shifting is realized.
The second embodiment is shown in fig. 2: the output end of the first input shaft 5 is arranged at the rear of the second transmission gear 6, and is sequentially sleeved with a coupling synchronizer 7 and an output six-gear 21, the output end of the first input shaft 5 and the input end of the power output shaft 3 are arranged at intervals, the input end of the power output shaft 3 is provided with an 4/6-gear synchronizer 22, one side of the 4/6-gear synchronizer 22 far away from the output six-gear 21 is provided with an output four-gear 23, the output four-gear 23 is sleeved at the corresponding position of the power output shaft 3, the power output shaft 3 is correspondingly sleeved with an output five-gear 25, an output two-gear 24, an output three-gear 26, an output one-gear 30 and an output reverse-gear 12, a 2/5-gear synchronizer 27 is arranged between the output two-gear 24 and the output five-gear 25, a 1/3-gear synchronizer 32 is arranged between the output three-gear 26 and the output one-gear 30, the output reverse-gear 12 is correspondingly provided with a reverse-gear synchronizer 19, the transmission device further comprises a second intermediate shaft 8, a second intermediate shaft transmission gear 9 is arranged at a position of the second intermediate shaft 8 corresponding to the second transmission gear 6, a first hollow intermediate shaft 10 is further sleeved on the second intermediate shaft 8, a first intermediate shaft transmission gear 11 is sleeved at a position of the first hollow intermediate shaft 10 corresponding to the output six-gear tooth 21, corresponding gear transmission gears are fixedly sleeved at positions of the first hollow intermediate shaft 10 corresponding to the output four-gear tooth 23 and the output two-gear tooth 24 of the output shaft 3 in the axial direction respectively, corresponding gear output gears are sleeved at positions of the second intermediate shaft 8 corresponding to the output five-gear tooth 25, the output three-gear tooth 26 and the output one-gear tooth 30 in the other axial positions of the first hollow intermediate shaft 10 respectively, each gear output gear is independently arranged on the output shaft, a reverse gear transmission shaft 37 is arranged at a position corresponding to the output reverse gear tooth 12, and an intermediate steering gear 13 is sleeved on the reverse gear transmission shaft 37, The middle inverted tooth 14 is meshed with one of the teeth of the middle steering gear 13, and the middle inverted tooth 14 is directly meshed with the output inverted tooth 12. The reverse transmission shaft 37 corresponding to the intermediate steering gear 13 is arranged in a triangular relationship with the output shaft 3 and the second intermediate shaft for transmission convenience, and the illustration in the figure is only used for expressing the transmission relationship.
The third specific embodiment is shown in fig. 3:
the output end of the first input shaft 5 is arranged behind the second transmission gear 6, and is sequentially sleeved with a coupling synchronizer 7 and an output six-gear 21, the output end of the first input shaft 5 and the input end of the power output shaft 3 are arranged at intervals, the input end of the power output shaft 3 is provided with an 6/7-gear synchronizer 31, one side of the 6/7-gear synchronizer 31 far away from the output six-gear is provided with an output seven-gear 33, the output seven-gear 33 is sleeved at the corresponding position of the power output shaft 3, the power output shaft 3 is correspondingly sleeved with an output four-gear 23, an output two-gear 24, an output one-reverse gear 15, an output three-gear 26 and an output five-gear 25, the output one-reverse gear 15 is integrated with an output one-gear and an output reverse gear, a 2/4-gear synchronizer 34 is arranged between the output four-gear 23 and the output two-gear 24, one side of the output one-reverse gear 15 is provided with a switching synchronizer 36, 3/5-gear synchronizer 35 is arranged between the output third gear 26 and the output fifth gear 25, the synchronizer further comprises a second intermediate shaft 8, a second intermediate shaft transmission gear 9 is arranged at the position of the second intermediate shaft 8 corresponding to the second transmission gear 6, a first hollow intermediate shaft 10 is sleeved on the second intermediate shaft 8, a first intermediate shaft transmission gear 11 is sleeved at the position of the first hollow intermediate shaft 10 corresponding to the output sixth gear 21, corresponding gear transmission gears are respectively fixedly sleeved at the positions of the first hollow intermediate shaft 10 corresponding to the output seventh gear 33, the output fourth gear 23 and the output second gear 24 of the output shaft, corresponding gear output gears are respectively sleeved at the positions of the second intermediate shaft 8 corresponding to the output first reverse gear 15, the output third gear 26 and the output fifth gear 25 at the other axial positions of the first hollow intermediate shaft 10, a reverse gear 16 is further arranged at the outer side of the corresponding second intermediate shaft outputting the reverse gear 15, the reverse gear shaft 16 is provided with reverse gear teeth 17 and idler gear teeth 18, a reverse gear synchronizer 19 is arranged between the reverse gear teeth 17 and the idler gear teeth 18, the reverse gear teeth 17 are fixedly sleeved on the reverse gear shaft 16 and meshed with middle two teeth 29, the idler gear teeth 18 are sleeved on the reverse gear shaft 16 through a connecting sleeve and meshed with the middle one tooth 20, and the middle one tooth 20 is meshed with and connected with and outputs a reverse gear tooth 15;
when the reverse gear is engaged, the power input is stopped by the second power source, the coupling synchronizer is separated from the second transmission gear, the reverse gear synchronizer is connected with the idler gear, and the power output is transmitted to the output reverse gear through the middle two teeth, the reverse gear teeth, the idler gear teeth and the middle reverse gear.
The working principle is as follows: the coupling synchronizer is in a state that the first transmission gear and the second transmission gear are synchronously meshed, the power of the second power source and the power of the first power source are synchronously coupled and then output to the corresponding intermediate transmission gear and then transmitted to the output shaft, and the corresponding gear is selected to output the gear; when the coupling synchronizer is in a disengaged state, the second power source is transmitted to the corresponding intermediate transmission gear through the second transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear; the two power sources are connected with the transmission conveniently and reliably, and power coupling output can be selected or respectively output and then coupled and output on the output shaft, so that power output is not interrupted, and unpowered interrupted gear shifting is realized.
In conclusion, the reverse operating mode can be that the motor connected with the second input shaft rotates reversely when the first gear is engaged, and the reverse gear can also be engaged through the reverse gear synchronizer, so that the steering output of the output shaft is realized; the output shaft is connected with a vehicle transmission shaft to output power to an axle; the synchronizer couples or disconnects the power of the first power source and the power of the second power source to realize double-power input or single input, and the beneficial effect is that when the synchronizer is coupled, the power of the first input shaft can drive all gears or drive a motor connected with the second input shaft to generate power. When the power is disconnected, the two powers can drive different gears (such as 1 gear and 2 gears), only one corresponding power source changing power (such as 1 gear changing 3 gears) is cancelled during gear changing, the other power source continues to drive (such as 2 gears), power is not interrupted, and driving control, safety, comfort and adaptability are improved.
The gear arrangement of the specific embodiment is not limited to the sequential combination of the first specific embodiment, the second specific embodiment and the third specific embodiment.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (12)
1. A coaxial dual-input control method is characterized in that: the input part of the gearbox is provided with a coaxial double-input power input shaft, a second power source inputs power into the gearbox through a second hollow input shaft, a first power source inputs power into the gearbox through a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, a coupling synchronizer is arranged between a first transmission gear of the first input shaft and a second transmission gear of the second hollow input shaft, the coupling synchronizer outputs the power of the second power source and the power of the first power source to a corresponding intermediate transmission gear after being synchronously coupled and then transmits the power to an output shaft under the synchronous meshing state of the first transmission gear and the second transmission gear, and the corresponding gear is selected for gear output; and when the coupling synchronizer is in a disengaged state, the second power source is transmitted to the corresponding intermediate transmission gear through the second transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, the first power source is transmitted to the corresponding intermediate transmission gear through the first transmission gear, then transmitted to the output shaft, and gear output is performed by selecting the corresponding gear, and the first power and the second power are coupled on the output shaft and then output.
2. The coaxial dual-input control method according to claim 1, wherein: 1-M gear output gears and output reverse gear teeth are arranged on the output shaft, wherein M is a natural number more than or equal to 3.
3. The coaxial dual-input control method according to claim 1, wherein: every keeps off position output gear and all arranges independently on the output shaft, and the reverse gear transmission shaft has been arranged to the corresponding position of output reverse gear tooth, the cover is equipped with middle steering gear, well pawl on the reverse gear transmission shaft, the adjacent fender position drive gear of middle steering gear meshing, well pawl direct mesh is connected the output reverse gear tooth.
4. The coaxial dual-input control method according to claim 1, wherein: when the output reverse gear and the 1-gear output gear are integrated on the same output reverse gear, a reverse gear shaft is further arranged on the outer side of the corresponding intermediate transmission gear of the output reverse gear, the reverse gear shaft is provided with a reverse gear tooth and an idler gear tooth, and a reverse gear synchronizer is arranged between the reverse gear tooth and the idler gear tooth.
5. The coaxial dual-input control method according to claim 1, wherein: when an output reverse gear and an output reverse gear are integrated on the same output reverse gear, under the reverse gear state, the first power source does not output, the second power source is a motor, and the reverse gear output is directly carried out.
6. The coaxial dual-input control method according to claim 1, wherein: the second power source is a motor; the first power source is an engine or a motor.
7. A coaxial dual input transmission arrangement characterized by: the double-input transmission comprises a second power source, a first power source and a coaxial double-input transmission case, wherein the coaxial double-input transmission case comprises a double-input shaft and a power output shaft which are coaxially arranged, the double-input shaft comprises a second hollow input shaft and a first input shaft, the first input shaft penetrates through a hollow inner cavity of the second hollow input shaft and is coaxially arranged, the input end of the second hollow input shaft is connected with the second power source, the input end of the first input shaft is connected with the first power source, the output end of the second hollow input shaft is fixedly sleeved with a second transmission gear, the output end of the first input shaft is arranged behind the second transmission gear and is sequentially sleeved with a coupling synchronizer and an output A blocking tooth, the output A blocking tooth is the first transmission gear, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, and the input end of the power output shaft is provided with the first synchronizer, an output B gear is arranged on one side, far away from the output A gear, of the first synchronizer, the output B gear is sleeved at the corresponding position of the power output shaft, a plurality of groups of gear output structures are correspondingly sleeved on the power output shaft, each group of gear output structures comprises two gear output gears and corresponding synchronizer structures, and each group of gear output structures selects the corresponding gear output gear to output power of the corresponding gear through the synchronizer structures;
it is still including the second jackshaft, the position department that the second jackshaft corresponds to second drive gear is provided with second jackshaft drive gear, it is first hollow jackshaft still to overlap on the second jackshaft, first hollow jackshaft corresponds the position cover that output A kept off the tooth is equipped with first jackshaft drive gear, the axial of first hollow jackshaft corresponds to the position punishment that corresponds fender output gear of output shaft do not has the fender position drive gear that corresponds admittedly, the other axial position that are in first hollow jackshaft of second jackshaft do not overlap the position punishment that corresponds to fender output gear and are equipped with corresponding fender output gear, letter A, B is 1 to the different natural number of N.
8. The dual input coaxial transmission arrangement according to claim 7, wherein: every keeps off position output gear and all arranges independently on the output shaft, and the reverse gear transmission shaft has been arranged to the corresponding position of output reverse gear tooth, the cover is equipped with middle steering gear, well pawl on the reverse gear transmission shaft, the adjacent fender position drive gear of middle steering gear meshing, well pawl direct mesh is connected the output reverse gear tooth.
9. The dual input coaxial transmission arrangement according to claim 7, wherein: when the output reverse gear and the output one-gear are integrated on the same output one-gear, a reverse gear shaft is further arranged on the outer side of the corresponding first hollow intermediate shaft or second intermediate shaft of the output one-gear, the reverse gear shaft is provided with reverse gear teeth and idler gear teeth, a reverse gear synchronizer is arranged between the reverse gear teeth and the idler gear teeth, the reverse gear teeth are fixedly sleeved on the reverse gear shaft and meshed with a gear transmission gear with a lower gear number, the idler gear teeth are sleeved on the reverse gear shaft through a connecting sleeve and meshed with one of the middle gears, and the middle gear is meshed with the output one-gear.
10. The dual input coaxial transmission arrangement according to claim 7, wherein: the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 4/6-gear synchronizer, one side of the 4/6-gear synchronizer far away from the output six-gear tooth is provided with an output four-gear tooth, the output four-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output two-gear tooth, an output five-gear tooth, an output three-gear tooth and an output one-gear tooth, the output one-gear tooth is integrated with an output one-gear tooth and an output reverse-gear tooth, a 2/5-gear synchronizer is arranged between the output two-gear tooth and the output five-gear tooth, and a 1/3/reverse-gear synchronizer is arranged between the output, the transmission gear comprises a first intermediate shaft, a second intermediate shaft, a first hollow intermediate shaft, a second intermediate shaft transmission gear, a first intermediate shaft, a second intermediate shaft, a first hollow intermediate shaft, a second intermediate shaft, a first intermediate shaft transmission gear, a corresponding gear output gear, a corresponding reverse gear output gear, a reverse gear shaft, an idler gear, a reverse gear tooth, a corresponding gear output gear, a corresponding reverse gear output gear, a corresponding gear output gear, a gear output gear, a, The idler gear is sleeved on the reverse gear shaft through a connecting sleeve and is meshed with one of the middle teeth, and one of the middle teeth is meshed with and connected with and outputs one reverse gear tooth.
11. The dual input coaxial transmission arrangement according to claim 7, wherein: the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 4/6-gear synchronizer, one side of the 4/6-gear synchronizer far away from the output six-gear tooth is provided with an output four-gear tooth, the output four-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output five-gear tooth, an output two-gear tooth, an output three-gear tooth, an output one-gear tooth and an output reverse gear tooth, a 2/5-gear synchronizer is arranged between the output two-gear tooth and the output five-gear tooth, a 1/3-gear synchronizer is arranged between the output three-gear tooth and the output one-gear tooth, and the reverse, the transmission device also comprises a second intermediate shaft, wherein a second intermediate shaft transmission gear is arranged at the position of the second intermediate shaft corresponding to the second transmission gear, a first hollow intermediate shaft is further sleeved on the second intermediate shaft, a first intermediate shaft transmission gear is sleeved at the position of the first hollow intermediate shaft corresponding to the output six-gear, corresponding gear transmission gears are respectively fixedly sleeved at the positions of the first hollow intermediate shaft corresponding to the output four-gear and the output two-gear of the output shaft in the axial direction, corresponding gear output gears are respectively sleeved at the positions of the second intermediate shaft corresponding to the output five-gear, the output three-gear and the output one-gear of the first hollow intermediate shaft in the axial direction, reverse gear transmission shafts are arranged at the corresponding positions of the output reverse gear, a middle steering gear and a middle reverse gear are sleeved on the reverse gear transmission shafts, and the middle steering gear is meshed with the middle steering gear, the middle inverted tooth is directly meshed and connected with the output inverted tooth.
12. The dual input coaxial transmission arrangement according to claim 7, wherein: the output end of the first input shaft is arranged behind the second transmission gear, a coupling synchronizer and an output six-gear tooth are sequentially sleeved on the output end of the first input shaft, the output end of the first input shaft and the input end of the power output shaft are arranged at intervals, the input end of the power output shaft is provided with an 6/7-gear synchronizer, one side of the 6/7-gear synchronizer far away from the output six-gear tooth is provided with an output seven-gear tooth, the output seven-gear tooth is sleeved on the corresponding position of the power output shaft, the power output shaft is correspondingly sleeved with an output four-gear tooth, an output two-gear tooth, an output one-reverse gear tooth, an output three-gear tooth and an output five-gear tooth, the output one-reverse gear tooth is integrated with an output one-gear tooth and an output reverse gear tooth, a 2/4-gear synchronizer is arranged between the output four-gear tooth and the output two-gear tooth, and one side, 3/5-gear synchronizers are arranged among the output third gear and the output fifth gear, the synchronous transmission device further comprises a second intermediate shaft, second intermediate shaft transmission teeth are arranged at positions of the second intermediate shaft corresponding to the second transmission gear, a first hollow intermediate shaft is further sleeved on the second intermediate shaft, first intermediate shaft transmission teeth are sleeved on the first hollow intermediate shaft corresponding to the output sixth gear, the first hollow intermediate shaft is fixedly sleeved at positions corresponding to the output seventh gear, the output fourth gear and the output second gear of the output shaft in the axial direction, corresponding gear transmission gears are respectively sleeved at positions corresponding to the output first reverse gear, the output third gear and the output fifth gear of the first hollow intermediate shaft in the other axial direction, corresponding gear output gears are respectively sleeved at positions corresponding to the output first reverse gear, the output third gear and the output fifth gear, and a reverse gear shaft is further arranged on the outer side of the second intermediate shaft corresponding to the output first reverse gear, the reverse gear shaft is provided with reverse gear teeth and idler gear teeth, a reverse gear synchronizer is arranged between the reverse gear teeth and the idler gear teeth, the reverse gear teeth are fixedly sleeved on the reverse gear shaft and meshed with the middle two teeth, the idler gear teeth are sleeved on the reverse gear shaft through a connecting sleeve and meshed with the middle one tooth, and the middle one tooth is meshed with the output reverse gear tooth.
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| CN201911417960.7A CN110966398A (en) | 2019-12-31 | 2019-12-31 | Coaxial dual-input control method and corresponding gearbox arrangement structure |
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| CN201911417960.7A CN110966398A (en) | 2019-12-31 | 2019-12-31 | Coaxial dual-input control method and corresponding gearbox arrangement structure |
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