CN112344014A - Electrical integration gearshift and vehicle - Google Patents
Electrical integration gearshift and vehicle Download PDFInfo
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- CN112344014A CN112344014A CN202011338995.4A CN202011338995A CN112344014A CN 112344014 A CN112344014 A CN 112344014A CN 202011338995 A CN202011338995 A CN 202011338995A CN 112344014 A CN112344014 A CN 112344014A
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- 230000010354 integration Effects 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 56
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- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
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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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
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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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
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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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
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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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H2061/2876—Racks
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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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
- F16H2061/308—Modular hydraulic shift units, i.e. preassembled actuator units for select and shift movements adapted for being mounted on transmission casing
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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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/326—Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
This specification discloses an electrical integration gearshift and vehicle, gearshift includes: a first drive member; the coupling is fixedly connected with the output shaft of the first driving part; the first driving part is fixedly connected with the first driving part through the coupler, a sliding block is arranged on the spline shaft, an internal spline is machined on the sliding block, the sliding block is arranged on the spline shaft through the internal spline, and a shifting head is fixedly connected to the sliding block; the first sensor is arranged at one end, far away from the coupler, of the spline shaft; the second driving part is used for driving the sliding block to axially move on the spline shaft; the second sensor is fixedly connected with the sliding block or the output end of the second driving part; and the control unit drives the first driving component and the second driving component and realizes gear selection and shifting according to signals obtained by the first sensor and the second sensor. The electric integrated gear shifting mechanism reduces the complexity of a control circuit and reduces the size of a controller.
Description
Technical Field
The invention relates to the technical field of vehicle gearboxes, in particular to an electrical integration gear shifting mechanism and a vehicle.
Background
Vehicles equipped with automatic transmissions are favored by more and more enterprises and individual users due to the advantages of convenient operation, smooth starting and good riding comfort. An Automatic Mechanical Transmission (AMT) is based on a traditional fixed shaft type Transmission and a friction clutch, applies an automatic speed change theory, takes an electronic control unit as a core, and controls a gearbox through a control strategy and an automatic device to realize automatic gear shifting. Wherein the quality of the gear shifting mechanism of the transmission directly influences the performance of the AMT. Domestic current AMT gearshift is mostly pure pneumatic mode, and its problem that exists is, and the structure is more complicated, the part machining precision is high, key spare part needs the import, and especially the atress of the part of shifting is great, need arrange the cylinder of great bore to bring the structure complicacy, overall dimension is great, produces with other spare parts easily when whole car arranges and interferes.
Therefore, it is an urgent need to solve the problem of developing a gear shifting device with a simple structure.
Disclosure of Invention
The present description provides an electrical integration gearshift and vehicle to overcome at least one technical problem that exists among the prior art.
According to a first aspect of embodiments herein, there is provided an electrically integrated shift mechanism including: a first drive member; the coupling is fixedly connected with the output shaft of the first driving part; the first driving part is fixedly connected with the shaft coupler, the spline shaft is provided with a sliding block, the sliding block is provided with an internal spline, the sliding block is arranged on the spline shaft through the internal spline, and the sliding block is fixedly connected with a shifting block; the first sensor is arranged at one end, far away from the coupler, of the spline shaft so as to obtain the rotating angle of the sliding block and the shifting block; the second driving part is used for driving the sliding block to axially move on the spline shaft; the second sensor is fixedly connected with the sliding block or the output end of the second driving part so as to obtain the moving direction and position of the sliding block on the spline shaft; the control unit drives the first driving part, drives the sliding block and the shifting block to swing through the coupler, and realizes gear shifting according to the rotating angles of the sliding block and the shifting block obtained by the first sensor; and driving the second driving part to drive the sliding block to move along the spline shaft, and realizing gear selection according to the position of the sliding block obtained by the second sensor.
Optionally, the first driving part is a driving motor, an output shaft of the driving motor is fixedly connected with the coupler, and the driving motor is fixedly connected with the spline shaft through the coupler.
Optionally, the second drive component comprises: an electromagnetic valve; and the cylinder is connected with the electromagnetic valve to control the starting, stopping and conducting directions of the cylinder through the electromagnetic valve, and the piston of the cylinder is used as a power output end and is fixedly connected with the sliding block through threads.
Optionally, a rack is machined on the side surface of the sliding block.
Optionally, the second drive component comprises: an electromagnetic valve; the pneumatic motor is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the pneumatic motor through the electromagnetic valve, and a power output shaft of the pneumatic motor is used as a power output end of the second driving part; and the gear is fixedly connected with an output shaft of the pneumatic motor, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
Optionally, the second drive component comprises: an electromagnetic valve; the rotary cylinder is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the rotary cylinder through the electromagnetic valve, and a piston of the rotary cylinder is used as a power output end of the second driving part; and the gear is fixedly connected with the piston of the rotary cylinder, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
Optionally, the pneumatic motor is connected to the solenoid valve via an air tube.
Optionally, the rotary cylinder is connected with the electromagnetic valve through an air pipe.
Optionally, the method further comprises: the gear is used as a power output end of the second driving part and is fixedly connected with the second sensor through threads.
According to a second aspect of the embodiments herein, there is provided a vehicle mounted with the above-described electrically-integrated shift mechanism.
The beneficial effects of the embodiment of the specification are as follows:
the embodiment of the specification provides an electrical integration gearshift and vehicle, wherein gearshift drives slider and shifting block through first drive disk assembly and rotates the angle, realizes shifting, drives the slider and prolongs the axle removal on the integral key shaft through the second drive disk assembly, realizes selecting the fender, first drive disk assembly adopts the electric mode, the second drive disk assembly adopts the pneumatic mode to realized selecting the electrical integration structure of shifting, make full use of whole car air supply, reduce the electric energy loss, adopt electrical combination actuating mechanism, the control circuit complexity has been reduced, help reducing the volume of controller. The gear selection adopts a pneumatic structure, so that the corresponding speed is higher than that of an electric system, and the gear shifting time is shorter; the gear shifting part adopts an electric structure, the condition that a large-cylinder-diameter cylinder is matched for providing large gear shifting force is avoided, the overall dimension of the mechanism can be reduced, and the gear shifting mechanism is favorable for adapting to different vehicle types. The gear shifting mechanism of the embodiment of the specification can change a manual transmission into an automatic transmission, so that development time and development cost are saved.
The innovation points of the embodiment of the specification comprise:
1. compared with the pure pneumatic gear shifting mechanism adopted by the automatic transmission in the prior art, the embodiment of the specification discloses an electrical integrated gear shifting mechanism, gear shifting is realized by electric driving, gear selecting is realized by pneumatic driving, gear selecting and gear shifting are realized by two driving modes, the whole vehicle air source is fully utilized, electric energy loss is reduced, the complexity of a control circuit is reduced, the size of the controller is favorably reduced, the structure is simple, interference with other parts of a vehicle during arrangement is avoided, the manual transmission can be changed into the automatic transmission by adopting the gear shifting mechanism of the embodiment of the specification, development time and development cost are saved, and the gear shifting mechanism is one of innovation points of the embodiment of the specification.
2. The gear selection driving part can select one of an air cylinder, a rotary air cylinder and a pneumatic motor, when the gear selection air cylinder drives the sliding block to move, the piston end of the air cylinder directly drives the sliding block to do linear motion, when the gear selection rotary air cylinder and the starting motor and other output power drive the sliding block for rotary power, the rotary motion is converted into the linear motion of the sliding block through the gear rack mechanism, the structure arrangement is flexible, the corresponding speed is faster than that of an electric system, and the gear shifting time is shorter.
3. The gear shifting part adopts an electric structure, the condition that a large-cylinder-diameter cylinder is matched for providing large gear shifting force is avoided, the overall dimension of the mechanism can be reduced, the mechanism is favorable for adapting to different vehicle models, and the gear shifting mechanism is one of innovation points of the embodiment of the specification.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure;
FIG. 5 is a signal flow diagram of a control unit of an electrically integrated shift mechanism provided in an embodiment of the present disclosure;
in fig. 1-4, 1-drive motor, 2-coupler, 3-spline shaft, 4-slider, 5-dial, 6-first sensor, 7-solenoid valve, 8-cylinder, 9-second sensor, 10-control unit, 11-rack, 12-pneumatic motor, 13-gear, 14-rotary cylinder.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that the terms "including" and "having" and any variations thereof in the embodiments of the present specification and the drawings are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Domestic current AMT gearshift is mostly pure pneumatic means, and this kind of drive mode has some problems, need import for complicacy, the part machining precision is high, key spare part like the structure, especially the atress of the part of shifting is great, need arrange the cylinder of great bore to bring the structure complicacy, overall dimension is great, produces with other spare parts easily when whole car arranges and interferes. Therefore, the present specification has studied a driving manner of the shift mechanism to solve the problems in the prior art.
The embodiment of the specification discloses an electric integrated gear shifting mechanism and a vehicle, and the detailed description is given below.
This specification provides an electrical integration gearshift, includes:
a first drive member;
the coupling is fixedly connected with the output shaft of the first driving part;
the first driving part is fixedly connected with the shaft coupler, the spline shaft is provided with a sliding block, the sliding block is provided with an internal spline, the sliding block is arranged on the spline shaft through the internal spline, and the sliding block is fixedly connected with a shifting block;
the first sensor is arranged at one end, far away from the coupler, of the spline shaft so as to obtain the rotating angle of the sliding block and the shifting block;
the second driving part is used for driving the sliding block to axially move on the spline shaft;
the second sensor is fixedly connected with the sliding block or the output end of the second driving part so as to obtain the moving direction and position of the sliding block on the spline shaft;
the control unit drives the first driving part, drives the sliding block and the shifting block to swing through the coupler, and realizes gear shifting according to the rotating angles of the sliding block and the shifting block obtained by the first sensor; and driving the second driving part to drive the sliding block to move along the spline shaft, and realizing gear selection according to the position of the sliding block obtained by the second sensor.
In the embodiment of the specification, the shifting block is used for driving a shifting fork of the gearbox, and the shifting fork drives a combination sleeve in the gearbox to realize gear switching. When the shifting block swings to the middle of the front position and the rear position, namely the neutral position, the combination sleeve is in a separated state, and the gearbox can not transmit power. Movement of the shift block to the other fork position is permitted only when the shift block is in the neutral position. The position of each fork and the angle allowing the fork to swing back and forth are predetermined, and the controller can determine the gear position by reading the output signal of the sensor corresponding to different output voltages of the sensor.
In some embodiments, the first driving member is a driving motor, an output shaft of the driving motor is fixedly connected to the coupler, and the driving motor is fixedly connected to the spline shaft through the coupler. The second drive member includes: an electromagnetic valve; and the cylinder is connected with the electromagnetic valve to control the starting, stopping and conducting directions of the cylinder through the electromagnetic valve, and the piston of the cylinder is used as a power output end and is fixedly connected with the sliding block through threads.
Fig. 1 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure. As shown in fig. 1, an electrical integration shift mechanism includes: a drive motor 1; the coupler 2 is fixedly connected with an output shaft of the driving motor; the spline shaft 3 is fixedly connected with the driving motor 1 through the coupler 2, a sliding block 4 is installed on the spline shaft 3, an internal spline is machined on the sliding block 4, the spline shaft 3 is installed through the internal spline, and a shifting head 5 is fixedly connected to the sliding block 4; the first sensor 6 is arranged at one end, far away from the coupler 2, of the spline shaft 3 so as to obtain the rotating angle of the sliding block 4 and the shifting block 5; an electromagnetic valve 7; the cylinder 8 is connected with the electromagnetic valve 7 so as to control the starting, stopping and conducting directions of the cylinder 8 through the electromagnetic valve 7, and a piston of the cylinder is used as a power output end and is fixedly connected with the sliding block 4 through threads; the second sensor 9 is fixedly connected with the sliding block 4 so as to obtain the moving direction and position of the sliding block 4 on the spline shaft 2; the control unit 10 drives the driving motor 1, drives the sliding block 4 and the shifting block 5 to swing through the coupler 2, and shifts according to the rotating angles of the sliding block 4 and the shifting block 5 obtained by the first sensor 6; and driving the electromagnetic valve to control the cylinder 8 to be conducted, driving the sliding block 4 to move along the spline shaft 3 by a piston of the cylinder 8, and realizing gear selection according to the position of the sliding block 4 obtained by the second sensor 9.
The operating principle of the gear shifting mechanism of the embodiment is as follows:
when gear shifting is needed, the control unit 10 drives the motor 1 to start, and the output rotary motion of the motor drives the sliding block 4 and the shifting head 5 to swing through the coupler 2 and the spline shaft 3 to complete gear shifting. Meanwhile, the first sensor 6 detects the angle that the slider 4 and the pusher 5 swing on the spline shaft 3, thereby determining whether the shift action is in place.
When gear selection is needed, the control unit 10 drives the electromagnetic valve 7 to be opened, and the air cylinder 8 drives the sliding block 4 to move along the spline shaft 3 left and right, so that gear selection is achieved. The slide block 4 is fixedly connected with a detection rod of the second sensor 9 through threads, and the position of the slide block 4 can be obtained by detecting the depth of the detection rod of the second sensor 9 inserted into the second sensor 9, so that whether the slide block 4 reaches the designated gear selection position is judged.
In this embodiment, through the integrated electrical structure including driving motor, solenoid valve, cylinder, realized selecting the operation of shifting, the structure is succinct, and control efficiency is high, saves the arrangement space, has compensatied pure pneumatic drive's among the prior art technical defect.
Fig. 2 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure. As shown in fig. 2, an electrical integration shift mechanism includes: a drive motor 1; the coupler 2 is fixedly connected with an output shaft of the driving motor; the spline shaft 3 is fixedly connected with the driving motor 1 through the coupler 2, a sliding block 4 is installed on the spline shaft 3, an internal spline is machined on the sliding block 4, the spline shaft 3 is installed through the internal spline, and a shifting head 5 is fixedly connected to the sliding block 4; the first sensor 6 is arranged at one end, far away from the coupler 2, of the spline shaft 3 so as to obtain the rotating angle of the sliding block 4 and the shifting block 5; an electromagnetic valve 7; the cylinder 8 is connected with the electromagnetic valve 7 so as to control the starting, stopping and conducting directions of the cylinder 8 through the electromagnetic valve 7, and a piston of the cylinder is used as a power output end and is fixedly connected with the sliding block 4 through threads; the second sensor 9 is fixedly connected with the air cylinder 8 through threads so as to obtain the moving direction and position of the sliding block 4 on the spline shaft 2; the control unit 10 drives the driving motor 1, drives the sliding block 4 and the shifting block 5 to swing through the coupler 2, and shifts according to the rotating angles of the sliding block 4 and the shifting block 5 obtained by the first sensor 6; and driving the electromagnetic valve to control the cylinder 8 to be conducted, driving the sliding block 4 to move along the spline shaft 3 by a piston of the cylinder 8, and realizing gear selection according to the position of the sliding block 4 obtained by the second sensor 9.
The operating principle of the gear shifting mechanism of the embodiment is as follows:
when gear shifting is needed, the control unit 10 drives the motor 1 to start, and the output rotary motion of the motor drives the sliding block 4 and the shifting head 5 to swing through the coupler 2 and the spline shaft 3 to complete gear shifting. Meanwhile, the first sensor 6 detects the angle that the slider 4 and the pusher 5 swing on the spline shaft 3, thereby determining whether the shift action is in place.
When gear selection is needed, the control unit 10 drives the electromagnetic valve 7 to be opened, the piston of the air cylinder 8 moves, the sliding block 4 is driven to move left and right along the spline shaft 3, and gear selection is achieved. Meanwhile, the second sensor indirectly determines the position of the sliding block 4 by detecting the position of the piston of the air cylinder 8, so as to judge whether the sliding block 4 reaches the designated gear selection position.
In this embodiment, the difference with the previous embodiment lies in the mounted position of the second sensor, obtains the position of slider 4 indirectly through cylinder 8, can select the arrangement mode in the actual arrangement process in a flexible way, has realized selecting the operation of shifting through integrated electrical structure equally, and the structure is succinct, and control efficiency is high, saves and arranges the space.
In some embodiments, the side of the slider is machined with a rack. The second drive member includes: an electromagnetic valve; the pneumatic motor is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the pneumatic motor through the electromagnetic valve, and a power output shaft of the pneumatic motor is used as a power output end of the second driving part; and the gear is fixedly connected with an output shaft of the pneumatic motor, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
Fig. 3 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure. As shown in fig. 3, an electrical integration shift mechanism includes: a drive motor 1; the coupler 2 is fixedly connected with an output shaft of the driving motor; the spline shaft 3 is fixedly connected with the driving motor 1 through the coupler 2, a sliding block 4 is installed on the spline shaft 3, an internal spline is machined on the sliding block 4, the spline shaft 3 is installed through the internal spline, a shifting block 5 is fixedly connected onto the sliding block 4, and a rack 11 is machined on the side face of the sliding block 4; the first sensor 6 is arranged at one end, far away from the coupler 2, of the spline shaft 3 so as to obtain the rotating angle of the sliding block 4 and the shifting block 5; an electromagnetic valve 7; the pneumatic motor 12 is connected with the electromagnetic valve 7, so that the starting, stopping and conducting directions of the pneumatic motor 12 are controlled through the electromagnetic valve 7; the gear 13 is fixedly connected with an output shaft of the pneumatic motor 12, and forms a gear-rack mechanism with the rack 11 on the side surface of the sliding block 4, so that the sliding block 4 moves along the spline shaft 3 through the gear-rack mechanism; a second sensor 9 fixedly connected with an output shaft of the pneumatic motor 12 to obtain the moving direction and position of the sliding block 4 on the spline shaft 2; the control unit 10 drives the driving motor 1, drives the sliding block 4 and the shifting block 5 to swing through the coupler 2, and shifts according to the rotating angles of the sliding block 4 and the shifting block 5 obtained by the first sensor 6; and driving the electromagnetic valve 7 to control the conduction of the pneumatic motor 12, driving the gear 13 to rotate by the pneumatic motor 12 so as to drive the sliding block 4 to move along the spline shaft 3, and realizing gear selection according to the position of the sliding block 4 obtained by the second sensor 9.
The operating principle of the gear shifting mechanism of the embodiment is as follows:
when gear shifting is needed, the control unit 10 drives the motor 1 to start, and the output rotary motion of the motor drives the sliding block 4 and the shifting head 5 to swing through the coupler 2 and the spline shaft 3 to complete gear shifting. Meanwhile, the first sensor 6 detects the angle that the slider 4 and the pusher 5 swing on the spline shaft 3, thereby determining whether the shift action is in place.
When gear selection is needed, the control unit 10 drives the electromagnetic valve 7 to be opened, the pneumatic motor 12 drives the gear 13 to rotate, and the gear 13 drives the sliding block 4 to move left and right along the spline shaft 3, so that gear selection is achieved. Meanwhile, the second sensor indirectly determines the position of the sliding block 4 by detecting the rotation angle of the output shaft of the pneumatic motor 12, so as to judge whether the sliding block 4 reaches the designated gear selection position.
In one specific implementation, the pneumatic motor 12 is connected to the solenoid valve 7 via an air tube.
In a specific embodiment, the gear 13 is used as a power output end of the second driving component and is fixedly connected with the second sensor 9 through threads. At this time, the second sensor may indirectly obtain the position of the slider 4 by detecting the angle through which the gear rotates.
In a specific embodiment, the input end of the second sensor 9 is fixedly connected with the sliding block 4 through a thread, and the position of the sliding block 4 can be directly obtained.
In the embodiment, the gear selecting and shifting operation is realized through the integrated electrical structure comprising the driving motor, the electromagnetic valve and the pneumatic motor, the structure is simple, the control efficiency is high, the arrangement space is saved, and the technical defect of pure pneumatic driving in the prior art is overcome.
In some embodiments, the side of the slider is machined with a rack. The second drive member includes: an electromagnetic valve; the rotary cylinder is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the rotary cylinder through the electromagnetic valve, and a piston of the rotary cylinder is used as a power output end of the second driving part; and the gear is fixedly connected with the piston of the rotary cylinder, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
Fig. 4 is a schematic structural diagram of an electrical integration shift mechanism provided in an embodiment of the present disclosure. As shown in fig. 4, an electrical integration shift mechanism includes: a drive motor 1; the coupler 2 is fixedly connected with an output shaft of the driving motor; the spline shaft 3 is fixedly connected with the driving motor 1 through the coupler 2, a sliding block 4 is installed on the spline shaft 3, an internal spline is machined on the sliding block 4, the spline shaft 3 is installed through the internal spline, a shifting block 5 is fixedly connected onto the sliding block 4, and a rack 11 is machined on the side face of the sliding block 4; the first sensor 6 is arranged at one end, far away from the coupler 2, of the spline shaft 3 so as to obtain the rotating angle of the sliding block 4 and the shifting block 5; an electromagnetic valve 7; the rotary cylinder 14 is connected with the electromagnetic valve 7, so that the starting, stopping and conducting directions of the rotary cylinder 14 are controlled through the electromagnetic valve 7; the gear 13 is fixedly connected with an output shaft of the rotary cylinder 14, and forms a gear-rack mechanism with the rack 11 on the side surface of the sliding block 4, so that the sliding block 4 moves along the spline shaft 3 through the gear-rack mechanism; a second sensor 9 fixedly connected with an output shaft of the rotary cylinder 14 to obtain the moving direction and position of the sliding block 4 on the spline shaft 2; the control unit 10 drives the driving motor 1, drives the sliding block 4 and the shifting block 5 to swing through the coupler 2, and shifts according to the rotating angles of the sliding block 4 and the shifting block 5 obtained by the first sensor 6; and driving the electromagnetic valve 7 to control the conduction of the rotary cylinder 14, driving the gear 13 to rotate by the rotary cylinder 14 so as to drive the sliding block 4 to move along the spline shaft 3, and realizing gear selection according to the position of the sliding block 4 obtained by the second sensor 9.
The operating principle of the gear shifting mechanism of the embodiment is as follows:
when gear shifting is needed, the control unit 10 drives the motor 1 to start, and the output rotary motion of the motor drives the sliding block 4 and the shifting head 5 to swing through the coupler 2 and the spline shaft 3 to complete gear shifting. Meanwhile, the first sensor 6 detects the angle that the slider 4 and the pusher 5 swing on the spline shaft 3, thereby determining whether the shift action is in place.
When gear selection is needed, the control unit 10 drives the electromagnetic valve 7 to be opened, the rotary cylinder 14 drives the gear 13 to rotate, and the gear 13 drives the sliding block 4 to move left and right along the spline shaft 3, so that gear selection is achieved. Meanwhile, the second sensor indirectly determines the position of the sliding block 4 by detecting the rotation angle of the output shaft of the rotating cylinder 14, so as to judge whether the sliding block 4 reaches the designated gear selection position.
In one implementation, the rotary cylinder 14 is connected to the solenoid valve 7 through an air pipe.
In a specific embodiment, the gear 13 is used as a power output end of the second driving component and is fixedly connected with the second sensor 9 through threads. The second sensor 9 can indirectly obtain the position of the slide 4 by detecting the angle through which the gear is turned.
In a specific embodiment, the input end of the second sensor 9 is fixedly connected with the sliding block 4 through a thread, and the position of the sliding block 4 can be directly obtained.
In the embodiment, the gear selecting and shifting operation is realized through the integrated electrical structure comprising the driving motor, the electromagnetic valve and the rotary cylinder, the structure is simple, the control efficiency is high, the arrangement space is saved, and the technical defect of pure pneumatic driving in the prior art is overcome.
Fig. 5 is a signal flow diagram of a control unit of an electrical integrated gear shift mechanism provided in an embodiment of the present disclosure. As shown in fig. 5, the control unit receives signals of a gear selection sensor (the second sensor) and a gear shift sensor (the first sensor), and sends corresponding control signals to the driving motor and the solenoid valve, respectively. The driving motor is started to drive the sliding block and the shifting block to rotate to shift gears, and whether the gear shifting is finished or not is judged according to the rotating angle of the sliding block and the shifting block detected by the gear shifting sensor; the pneumatic driving part is conducted by starting the electromagnetic valve to drive the sliding block and the shifting block to move to select gears, and whether the gear selection is finished or not is judged according to the positions of the sliding block and the shifting block detected by the gear selection sensor.
The embodiment of the specification further provides a vehicle, and the electric integrated gear shifting mechanism is installed on the vehicle.
To sum up, the embodiments of this specification provide an electrical integration gearshift and vehicle, gearshift drives slider and shifting block through electrically driven first drive part and rotates the angle, realizes shifting, drives the slider through pneumatic second drive part and moves on the integral key shaft, realizes selecting the fender to realized selecting the electrical integration structure of shifting, reduced control circuit complexity, reduced the volume of controller, can adapt to different motorcycle types, be convenient for change manual transmission into automatic transmission, have showing the progressive nature.
Those of ordinary skill in the art will understand that: the figures are merely schematic representations of one embodiment, and the blocks or flow diagrams in the figures are not necessarily required to practice the present invention.
Those of ordinary skill in the art will understand that: modules in the devices in the embodiments may be distributed in the devices in the embodiments according to the description of the embodiments, or may be located in one or more devices different from the embodiments with corresponding changes. The modules of the above embodiments may be combined into one module, or further split into multiple sub-modules.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. An electrical integration shift mechanism, comprising:
a first drive member;
the coupling is fixedly connected with the output shaft of the first driving part;
the first driving part is fixedly connected with the shaft coupler, the spline shaft is provided with a sliding block, the sliding block is provided with an internal spline, the sliding block is arranged on the spline shaft through the internal spline, and the sliding block is fixedly connected with a shifting block;
the first sensor is arranged at one end, far away from the coupler, of the spline shaft so as to obtain the rotating angle of the sliding block and the shifting block;
the second driving part is used for driving the sliding block to axially move on the spline shaft;
the second sensor is fixedly connected with the sliding block or the output end of the second driving part so as to obtain the moving direction and position of the sliding block on the spline shaft;
the control unit drives the first driving part, drives the sliding block and the shifting block to swing through the coupler, and realizes gear shifting according to the rotating angles of the sliding block and the shifting block obtained by the first sensor; and driving the second driving part to drive the sliding block to move along the spline shaft, and realizing gear selection according to the position of the sliding block obtained by the second sensor.
2. The device of claim 1, wherein the first driving member is a driving motor, an output shaft of the driving motor is fixedly connected with the coupler, and the driving motor is fixedly connected with the spline shaft through the coupler.
3. The apparatus of claim 1, wherein the second drive component comprises:
an electromagnetic valve;
and the cylinder is connected with the electromagnetic valve to control the starting, stopping and conducting directions of the cylinder through the electromagnetic valve, and the piston of the cylinder is used as a power output end and is fixedly connected with the sliding block through threads.
4. The device of claim 1, wherein the side of the slider is formed with a rack.
5. The apparatus of claim 4, wherein the second drive component comprises:
an electromagnetic valve;
the pneumatic motor is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the pneumatic motor through the electromagnetic valve, and a power output shaft of the pneumatic motor is used as a power output end of the second driving part;
and the gear is fixedly connected with an output shaft of the pneumatic motor, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
6. The apparatus of claim 4, wherein the second drive component comprises:
an electromagnetic valve;
the rotary cylinder is connected with the electromagnetic valve so as to control the starting, the stopping, the rotating direction and the rotating angle of the rotary cylinder through the electromagnetic valve, and a piston of the rotary cylinder is used as a power output end of the second driving part;
and the gear is fixedly connected with the piston of the rotary cylinder, forms a gear rack mechanism with the rack on the side surface of the sliding block, and enables the sliding block to move along the spline shaft through the gear rack mechanism.
7. The apparatus of claim 5, wherein the pneumatic motor and the solenoid valve are connected by an air tube.
8. The apparatus of claim 6, wherein the rotary cylinder is connected to the solenoid valve through an air pipe.
9. The apparatus of claims 5-6, further comprising: the gear is used as a power output end of the second driving part and is fixedly connected with the second sensor through threads.
10. A vehicle fitted with a gear shift mechanism according to claims 1-9.
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| CN202011338995.4A CN112344014A (en) | 2020-11-25 | 2020-11-25 | Electrical integration gearshift and vehicle |
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| CN202011338995.4A CN112344014A (en) | 2020-11-25 | 2020-11-25 | Electrical integration gearshift and vehicle |
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