CN113757364A - Control device of automobile electric control manual-automatic integrated transmission - Google Patents

Control device of automobile electric control manual-automatic integrated transmission Download PDF

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Publication number
CN113757364A
CN113757364A CN202111286768.6A CN202111286768A CN113757364A CN 113757364 A CN113757364 A CN 113757364A CN 202111286768 A CN202111286768 A CN 202111286768A CN 113757364 A CN113757364 A CN 113757364A
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CN
China
Prior art keywords
gear
gear selecting
shifting
motor
shift
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Application number
CN202111286768.6A
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Chinese (zh)
Inventor
郭永志
季喜东
赵琼
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Individual
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Individual
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Priority to CN202111286768.6A priority Critical patent/CN113757364A/en
Publication of CN113757364A publication Critical patent/CN113757364A/en
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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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/304—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by electrical or magnetic force
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/32—Gear shift yokes, e.g. shift forks
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
    • F16H63/42—Ratio indicator devices

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear-Shifting Mechanisms (AREA)

Abstract

The invention discloses an operating device of an automobile electric control manual-automatic integrated transmission, which comprises a CPLD operating unit, a gear selecting sensor, a gear shifting sensor, a gear selecting motor sensor and a gear shifting motor sensor, wherein the four sensors are used for monitoring gear selecting action, gear shifting action and the running state of a motor, so that the action is accurately determined, meanwhile, the motion state is transmitted to the CPLD operating unit in a signal form, the CPLD operating unit controls the motor to rotate forward and backward to drive a crank connecting rod to move so as to realize the gear selecting and shifting action, and a closed loop control is formed so as to realize the automatic gear shifting function. The invention adopts a brand-new mechanical driving connecting rod structure and a transmission principle thereof, and the electronic control driving control mechanism realizes the rapid switching of gears; the invention has novel and reasonable structure, simple and convenient and quick operation, accurate and reliable positioning, labor-saving driving and high efficiency.

Description

Control device of automobile electric control manual-automatic integrated transmission
Technical Field
The invention relates to the technical field of automatic control of automobiles. In particular to an operating device of an electric control manual-automatic integrated speed changer of an automobile.
Background
The transmissions currently on the market are subdivided into 5 classes: manual Transmissions (MT), Automatic Manual Transmissions (AMT), Continuously Variable Transmissions (CVT), Dual Clutch Transmissions (DCT) and Automatic Transmissions (AT), each have different advantages. For example, the transmission efficiency of the automatic transmission is only 85%, but the comfort is good; the transmission efficiency of the manual transmission is high; the continuously variable transmission has good gear shifting performance. Intelligent automatic-manual speed-changing systems have been introduced for nearly 10 years, and at present, there are 3 different types: the first is based on the technology of automatic transmissions, with the addition of electronic and hydraulic control devices to allow manual shifting; the second is that a manual transmission and an automatic clutch which are in a common H-type gear shifting mode are combined; the third is a step further development, which combines automatic control of the clutch with electro-hydraulic sequential shifting, based on a manual transmission.
The internal structures of the different types of transmissions are basically the same, and like the traditional automatic transmission, the different types of transmissions have the common point that no clutch pedal exists, and only two pedals, namely a brake pedal and an accelerator pedal, exist. The shifting process is controlled by electro-hydraulic valves and the driver can choose between manual and fully automatic shifting modes.
Disclosure of Invention
The invention aims to provide an operating device of an automobile electric control manual-automatic integrated transmission, which aims to solve the technical problem.
In order to achieve the purpose, the invention adopts the following technical scheme:
the four sensors are used for monitoring gear selecting action, gear shifting action and the running state of a motor, so that the action is accurately determined, the motion state is transmitted to the CPLD operation unit in a signal form, and the CPLD operation unit controls the motor to rotate forward and backward to drive a crank connecting rod to move so as to realize the gear selecting and shifting action, so that a closed-loop control is formed to realize the automatic gear shifting function.
As a further scheme of the invention, a gear selecting and shifting connecting piece is connected to a gear selecting and shifting shaft of a gearbox through a pin shaft, a gear selecting arm and a gear shifting arm are respectively contacted with corresponding grooves on the gear selecting and shifting connecting piece, one end of the gear selecting arm is welded with a ball head in an interference manner and extrudes in the grooves of the gear selecting and shifting connecting piece, the other end of the gear selecting arm is fixed on the gear selecting arm connecting piece through screws, one end of the gear selecting arm connecting piece is supported by a bearing B embedded on a gear selecting seat and a bearing A embedded on a bottom plate, the other end of the gear selecting arm connecting piece is connected with a gear selecting magnetic column frame embedded with magnets through screws, and the magnets on the gear selecting magnetic column frame and a control circuit board arranged on a support sleeve form a gear selecting sensor which is used for detecting the rotating angle of the gear selecting arm.
As a further scheme of the invention, one end of the gear selecting shifting fork is connected to the gear selecting arm connecting piece through 4 screws; the limiting block is connected to the gear selecting shifting fork through a screw and a supporting sleeve, a buffering ring is embedded in the limiting block to play a role of buffering and limiting, the other end of the gear selecting shifting fork extrudes and moves with a gear selecting column connected to a gear selecting motor connecting piece through a screw, a gear selecting motor magnetic column frame is welded on the gear selecting column in an interference mode, a magnet is embedded in the gear selecting motor magnetic column frame, and the gear selecting motor sensor is composed of a gear selecting circuit board arranged on a gear selecting circuit board support and a gear selecting motor used for detecting the rotation angle of the gear selecting motor, when a CPLD operating unit provides a starting signal for the gear selecting motor, the gear selecting motor drives the gear selecting column on the gear selecting motor to rotate by 180 degrees, the gear selecting column extrudes the gear selecting shifting fork to rotate by an angle, the gear selecting arm is connected with the gear selecting shifting fork through a gear selecting arm connecting piece, so that the same angle is rotated, and the gear selecting arm can drive a powerful angle to enable the gear selecting shaft to rotate left and right around the center to realize the gear selecting action, the gear selecting motor is fixed on a gear selecting motor flange through two screws.
As a further scheme of the invention, one end of the gear shifting arm is in contact with a groove of the gear selecting and shifting connecting piece, the other end of the gear shifting arm is connected with the gear shifting fork by a pin shaft, meanwhile, a gear shifting magnetic column frame is arranged at the top end of the gear shifting arm through a screw, the gear shifting arm is supported by a copper sleeve embedded on a gear selecting seat and a backing plate, and a magnet is embedded in the gear shifting magnetic column frame and a gear entering circuit board arranged on a gear entering circuit board support frame to form the gear shifting sensor.
As a further scheme of the invention, the other end of a shifting fork performs extrusion motion with a shifting column, one end of the shifting column is in interference welding with a shifting reduction gear wheel, the shifting reduction gear wheel is supported by a bearing C embedded in a shifting flange and a bearing D embedded on a bottom plate, the other end of the shifting column is in welding connection with a shifting motor magnetic column frame through two guide pillars, a magnet embedded in the shifting motor magnetic column frame and a shifting motor circuit board arranged on a shifting circuit board support form a shifting motor sensor, the shifting reduction gear wheel performs meshing motion with a reduction pinion on a shifting motor, the reduction pinion is connected to the shifting motor through interference and a pin shaft, the shifting motor is fixed on the bottom plate through the shifting flange by screws, when a CPLD operation unit gives a starting signal to the shifting motor, the shifting motor is driven by a shifting motor to rotate by the reduction pinion, the reduction pinion drives the reduction gear wheel to rotate, the shifting column is driven by the reduction gear wheel to rotate by 180 degrees, the gear shifting column can extrude the gear shifting fork to rotate by an angle, and the gear shifting arm is connected with the gear shifting fork together, so that the gear shifting arm rotates by the same angle and drives the gear shifting shaft to move forwards and backwards along the central axis by a powerful angle to realize gear shifting action.
Compared with the prior art, the invention has the following advantages: the invention adopts a brand-new mechanical driving connecting rod structure and a transmission principle thereof, and the electronic control driving control mechanism realizes the rapid switching of gears; the invention has novel and reasonable structure, simple and convenient and quick operation, accurate and reliable positioning, labor-saving driving and high efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention along the line A-A;
FIG. 3 is a schematic sectional view of the present invention along the line B-B;
FIG. 4 is a schematic cross-sectional view of the present invention along the line C-C;
in the figure: a gear selecting and shifting shaft (1), a gear selecting and shifting connecting piece (2), a gear selecting arm (3), a gear shifting arm (4), a bearing A (5), a bearing B (6), a magnet (7), a gear selecting magnetic column frame (8), a support supporting sleeve (9), a gear selecting arm connecting piece (10), a gear selecting seat (11), a gear selecting motor (12), a gear selecting motor flange (13), a gear selecting column (14), a backing plate (15), a gear selecting motor magnetic column frame (16), a gear shifting motor (17), a reduction pinion (18), a bearing C (19), a gear shifting flange (20), a gear shifting column (21), a bearing D (22), a gear shifting motor magnetic column frame (23), a copper sleeve (24), a gear shifting fork (25), a gear shifting magnetic column frame (26), a reduction gear (27), a gear entering circuit board support (28), a gear shifting motor circuit board (29), a gear entering circuit board (30) and a control circuit board (31), a gear selecting shifting fork (32), a limiting block (33), a gear selecting circuit board (34) and a gear selecting circuit board bracket (35).
Detailed Description
The invention is explained in further detail below with reference to the figures and the specific embodiments.
As shown in fig. 1-4, an operating device of an automobile electric control manual-automatic integrated transmission comprises a CPLD operating unit, a gear selecting sensor, a gear shifting sensor, a gear selecting motor sensor and a gear shifting motor sensor, wherein the four sensors are used for monitoring gear selecting action, gear shifting action and the running state of a motor, so that the action is accurately determined, meanwhile, the motion state is transmitted to the CPLD operating unit in a signal form, the CPLD operating unit controls the motor to rotate forward and backward to drive a crank connecting rod to move so as to realize the gear selecting and shifting action, and a closed-loop control is formed so as to realize the automatic gear shifting function.
The gear selecting and shifting connecting piece 2 is connected to a gear selecting and shifting shaft 1 of the gearbox through a pin shaft, a gear selecting arm 3 and a gear shifting arm 4 are respectively contacted with corresponding grooves on the gear selecting and shifting connecting piece 2, one end of the gear selecting arm 3 is welded with a ball head in an interference mode and extrudes in the grooves of the gear selecting and shifting connecting piece 2, the other end of the gear selecting arm is fixed on a gear selecting arm connecting piece 10 through screws, one end of the gear selecting arm connecting piece 10 is supported by a bearing B6 embedded on a gear selecting seat 11 and a bearing A5 embedded on a bottom plate 15, the other end of the gear selecting arm connecting piece is connected with a gear selecting magnetic column frame 8 embedded with a magnet 7 through screws, and the magnet 7 on the gear selecting magnetic column frame 8 and a control circuit board 31 installed on a support sleeve 9 form a gear selecting sensor which is used for detecting the rotating angle of the gear selecting arm 3.
One end of the gear selecting shifting fork 32 is connected to the gear selecting arm connecting piece 10 through 4 screws; the limiting block 33 is connected to the gear selecting shifting fork 32 through a screw and a supporting sleeve, a buffering ring is embedded in the limiting block 33 to play a role of buffering and limiting, the other end of the gear selecting shifting fork 32 and a gear selecting column 14 connected to a connecting piece of a gear selecting motor 12 through a screw are extruded to move, a gear selecting motor magnetic column frame 16 is welded on the gear selecting column 14 in an interference mode, a magnet is embedded in the gear selecting motor magnetic column frame 16 and a gear selecting circuit board 34 installed on a gear selecting circuit board support 35 to form a gear selecting motor sensor used for detecting the rotation angle of the gear selecting motor, when a starting signal is given to the gear selecting motor 12 by a CPLD operating unit, the gear selecting motor 12 drives the gear selecting column 14 on the gear selecting column to rotate 180 degrees, the gear selecting column 14 extrudes the gear selecting shifting fork 32 to rotate by an angle, the gear selecting arm 3 is connected with the gear selecting shifting fork 32 through a gear selecting arm connecting piece 10, so that the same angle is rotated, and the gear selecting arm 3 can enable the gear selecting shaft 1 to rotate around the center by an angle forcefully to realize the gear selecting action, the gear selection motor 12 is fixed on the gear selection motor flange 13 through two screws.
One end of the gear shifting arm 4 is in contact with a groove of the gear selecting and shifting connecting piece 2, the other end of the gear shifting arm is connected with a gear shifting fork 25 through a pin shaft, meanwhile, a gear shifting magnetic column frame 26 is installed at the top end of the gear shifting arm 4 through screws, the gear shifting arm 4 is supported through a copper sleeve 24 embedded on the gear selecting seat 11 and the backing plate 15, and a magnet is embedded in the gear shifting magnetic column frame 26 and a gear entering circuit board 30 installed on a gear entering circuit board support 28 to form a gear shifting sensor.
The other end of the shifting fork 25 extrudes and moves with the shifting post 21, one end of the shifting post 21 is welded with the gear shifting and reducing gear 27 in an interference manner, the gear shifting and reducing gear is supported by a bearing C19 embedded in the shifting flange 20 and a bearing D22 embedded on the bottom plate 15, the other end of the shifting post 21 is welded and connected with the gear shifting motor magnetic post frame 23 by two guide posts, a magnet is embedded in the gear shifting motor magnetic post frame 23, the gear shifting motor circuit board 29 arranged on the gear shifting circuit board bracket 28 forms a gear shifting motor sensor, the gear shifting and reducing gear 27 is engaged with the reducing pinion 18 on the gear shifting motor 17, the reducing pinion 18 is connected to the gear shifting motor 17 by interference and a pin shaft, the gear shifting motor 17 is fixed on the bottom plate 15 by screws through the gear shifting flange 20, when a CPLD operation unit gives a start signal to the gear shifting motor 17, the gear selecting motor 17 can drive the reducing pinion 18 on the gear shifting motor to rotate, and the reducing pinion 18 can drive the reducing gear 27 to rotate, the deceleration gearwheel 27 drives the shift post 21 to rotate 180 degrees, the shift post 21 presses the shift fork 25 to rotate by an angle, and the shift arm 4 is connected with the shift fork 25, so that the shift arm 4 rotates by the same angle and drives the shift shaft 1 to move back and forth along the central axis to realize the shifting action.
The utility model discloses a CPLD operating element, the control motor is just reversing and is driving the motion of crank connecting rod and realize selecting the action of shifting, utilizes the dead point structure principle of crank connecting rod, makes the action of selecting the shelves and the action of shifting stop fast, has guaranteed the reliability of shifting, owing to adopt ordinary "H" type shift mode's manual transmission, so shift operation at every turn, must get back to the neutral position earlier, the utility model discloses utilized four sensors, be the sensor of selecting the shelves respectively, shift the sensor, select the shelves electric machine sensor, shift the electric machine sensor, implement the operation state of control selection shelves action and the action of shifting and motor, guaranteed the accurate of action and confirmed, CPLD operating element also through selecting the sensor feedback signal of shifting, forms a closed-loop control and realizes the automatic function of shifting.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the invention.

Claims (5)

1. The operating device of the automobile electric control manual-automatic integrated transmission is characterized by comprising a CPLD operating unit, a gear selecting sensor, a gear shifting sensor, a gear selecting motor sensor and a gear shifting motor sensor, wherein the four sensors are used for monitoring gear selecting action, gear shifting action and the running state of a motor, so that the action is accurately determined, meanwhile, the motion state is transmitted to the CPLD operating unit in a signal form, the CPLD operating unit controls the motor to rotate forward and backward to drive a crank connecting rod to move so as to realize the gear selecting and shifting action, and a closed loop control is formed so as to realize the automatic gear shifting function.
2. The control device of an electrically controlled manual-automatic transmission of a vehicle according to claim 1, wherein the gear selecting and shifting connecting member (2) is connected to the gear selecting and shifting shaft (1) of the transmission through a pin, the gear selecting arm (3) and the gear shifting arm (4) are respectively contacted with corresponding slots on the gear selecting and shifting connecting member (2), one end of the gear selecting arm (3) is welded with a ball head in an interference manner to be extruded in the slot of the gear selecting and shifting connecting member (2), the other end is fixed on the gear selecting arm connecting member (10) through a screw, one end of the gear selecting arm connecting member (10) is supported by a bearing B (6) embedded on the gear selecting seat (11) and a bearing A (5) embedded on the bottom plate (15), the other end is connected with the gear selecting magnetic column frame (8) embedded with the magnet (7) through a screw, the magnet (7) on the gear selecting magnetic column frame (8) and the control circuit board (31) installed on the bracket supporting sleeve (9) form a gear selecting sensor, for detecting the rotation angle of the gear selection arm (3).
3. The operating device of an electrically controlled manual-automatic transmission for automobiles according to claim 2, wherein one end of the gear selecting fork (32) is connected to the gear selecting arm connecting piece (10) through 4 screws; a limiting block (33) is connected to the gear selecting shifting fork (32) through a screw and a supporting sleeve, a buffer ring is embedded in the limiting block (33), the other end of the gear selecting shifting fork (32) extrudes with a gear selecting column (14) connected to a connecting piece of a gear selecting motor (12) through a screw, a gear selecting motor magnetic column frame (16) is welded on the gear selecting column (14) in an interference mode, a gear selecting motor sensor is formed by a magnet embedded in the gear selecting motor magnetic column frame (16) and a gear selecting circuit board (34) installed on a gear selecting circuit board support (35) and used for detecting the rotation angle of the gear selecting motor, when a CPLD operating unit gives a starting signal to the gear selecting motor (12), the gear selecting motor (12) can drive the gear selecting column (14) on the gear selecting motor to rotate 180 degrees, the gear selecting column (14) can extrude the gear selecting shifting fork (32) to rotate an angle, a gear selecting arm (3) is connected with the gear selecting shifting fork (32) through a gear selecting arm connecting piece (10), the same angle is rotated, the gear selecting arm (3) is forced to rotate left and right around the center to realize the gear selecting action, and the gear selecting motor (12) is fixed on a gear selecting motor flange (13) through two screws.
4. The operating device of an electrically controlled manual-automatic transmission for automobiles according to claim 3, wherein one end of the shift arm (4) is in contact with the slot of the shift link (2) and the other end is connected with the shift fork (25) by a pin, and a shift magnetic cylinder holder (26) is mounted on the top end of the shift arm (4) by a screw, the shift arm (4) is supported by a copper sleeve (24) embedded in the shift base (11) and the pad (15), and a magnet embedded in the shift magnetic cylinder holder (26) and a shift circuit board (30) mounted on the shift circuit board holder (28) constitute a shift sensor.
5. The operating device of an electrically controlled manual-automatic transmission for automobiles according to claim 4, wherein the other end of the shift fork (25) is pressed against the shift post (21), one end of the shift post (21) is welded with the shift reduction gear wheel (27) with interference, supported by the bearing C (19) embedded in the shift flange (20) and the bearing D (22) embedded in the bottom plate (15), the other end is welded with the shift motor magnetic post bracket (23) with two guide posts, the magnet embedded in the shift motor magnetic post bracket (23) and the shift motor circuit board (29) installed on the shift motor circuit board bracket (28) form a shift motor sensor, the shift reduction gear wheel (27) is engaged with the reduction pinion (18) on the shift motor (17), the reduction pinion (18) is connected to the shift motor (17) with interference and pin shafts, the shift motor (17) is fixed on the bottom plate (15) by screws through the shift flange (20), when the CPLD operation unit sends a starting signal to the gear shifting motor (17), the gear selecting motor (17) can drive the reduction pinion (18) on the gear selecting motor to rotate, the reduction pinion (18) can drive the reduction gearwheel (27) to rotate, the reduction gearwheel (27) can drive the gear shifting post (21) to rotate 180 degrees, the gear shifting post (21) can extrude the gear shifting fork (25) to rotate for an angle, the gear shifting arm (4) is connected with the gear shifting fork (25) together to rotate for the same angle, and the gear shifting arm (4) can drive the gear selecting and shifting shaft (1) to move forwards and backwards along the central axis by an angle with force to realize gear shifting action.
CN202111286768.6A 2021-11-02 2021-11-02 Control device of automobile electric control manual-automatic integrated transmission Withdrawn CN113757364A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111286768.6A CN113757364A (en) 2021-11-02 2021-11-02 Control device of automobile electric control manual-automatic integrated transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111286768.6A CN113757364A (en) 2021-11-02 2021-11-02 Control device of automobile electric control manual-automatic integrated transmission

Publications (1)

Publication Number Publication Date
CN113757364A true CN113757364A (en) 2021-12-07

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Application Number Title Priority Date Filing Date
CN202111286768.6A Withdrawn CN113757364A (en) 2021-11-02 2021-11-02 Control device of automobile electric control manual-automatic integrated transmission

Country Status (1)

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CN (1) CN113757364A (en)

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Application publication date: 20211207