CN110425272B

CN110425272B - Electronic shifter assembly

Info

Publication number: CN110425272B
Application number: CN201910812267.3A
Authority: CN
Inventors: 徐敏
Original assignee: Ningbo Depu Automotive Systems Co ltd
Current assignee: Ningbo Depu Automotive Systems Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2023-07-14
Anticipated expiration: 2039-08-30
Also published as: CN110425272A

Abstract

The invention discloses an electronic shifter assembly, which comprises a shifter main body composed of a shifter shell, a shifting mechanism and a PCBA total plate; the gear shifting mechanism comprises a gear shifting lever, a lever sleeve, a rocking back assembly, a gear pin and a curved surface block; the gear shift lever extends out of the gear shift housing, and an electronic hand ball is arranged at the upper end of the gear shift lever; the curved surface block is arranged in the gear shifter shell, the gear shift lever is provided with an axial pin hole, the gear shift pin is arranged in the axial pin hole, and a pressure spring is arranged in the axial pin hole; the lever sleeve is sleeved on the shift lever, a shifting fork is formed on the lever sleeve, a rocking back magnet is arranged on the rocking back assembly, and a Hall sensor for realizing R gear, N gear and D gear shift electric signal output by sensing the rocking angle of the rocking back magnet is arranged on the PCBA main board; the electronic handball comprises a handball shell, a handball electric plate connected with the PCBA total plate electric signal is installed in the handball shell, a display screen, a P-gear key and unlocking keys are installed on the handball shell, and the display screen, the P-gear key and the unlocking keys are all connected with the handball electric plate.

Description

Electronic shifter assembly

Technical Field

The invention relates to the design technology of automobile parts, in particular to an electronic gear shifter assembly.

Background

At present, because manual gear automobiles have higher requirements on drivers and complex operations, automatic gear automobiles are more and more popular among people.

The automatic gear shifting automobile is characterized in that a front-section electronic gear shifting device sends a gear shifting instruction, an electronic gear shifting actuator executes mechanical action to drive a gearbox to change gear and feeds back an electric signal at the current position to realize a gear shifting function, the electronic gear shifting device manually controls a gear shifting lever to drive a rocking back to swing by a certain angle, and a Hall sensor on an electric plate is utilized to sense the swinging angle of a magnet on the rocking back so as to realize the output of gear shifting electric signals. The electronic gear shifter in the prior art is generally complicated in structure and large in size, so that the electronic gear shifter is very inconvenient to install in a narrow space of an automobile.

Disclosure of Invention

The invention aims to solve the technical problem of providing the electronic gear shifter assembly which is novel in structure, attractive in appearance, flexible in operation, small in size and convenient to install.

The technical scheme adopted for solving the technical problems is as follows:

an electronic shifter assembly comprising a shifter body composed of a shifter housing, a shifter mechanism mounted in the shifter housing and a PCBA master plate; the gear shifting mechanism comprises a gear shifting lever, a gear sleeve, a rocking back assembly, a gear pin and a curved surface block; the upper end of the shift lever extends out of the shifter housing, and an electronic handball which is convenient to hold and push the shift lever to shift gears is arranged at the upper end of the shift lever; the curved surface block is fixedly arranged at the bottom in the gear shifter shell, an axial pin hole extending upwards axially is machined on the bottom surface of the gear shift lever, the gear pin is axially and slidably arranged in the axial pin hole, and a pressure spring which forces the gear pin to keep certain elastic pressure contact with the curved surface block by means of elasticity is arranged in the axial pin hole so as to realize gear shift hand feeling force feedback; the lever sleeve is positioned and sleeved at the middle lower part of the shift lever, a shifting fork which shifts the back-rocking assembly to swing back and forth by a certain angle when the shift lever is pushed back and forth is formed on the lever sleeve, a back-rocking magnet is fixedly arranged on the back-rocking assembly, and a Hall sensor which realizes the output of R gear shift electric signals, N gear shift electric signals and D gear shift electric signals by sensing the swing angle of the back-rocking magnet is arranged on the PCBA main board; the electronic handball comprises a handball shell, a handball electric board connected with a PCBA total board electric signal is installed in the handball shell, a display screen for realizing the gear of a shift lever along with gear display and a P-gear key and unlocking key are installed on the handball shell, and the display screen, the P-gear key and the unlocking key are all connected with the handball electric board circuit.

In order to optimize the technical scheme, the specific measures adopted further comprise:

the gear pin is of a cylindrical structure, the bottom end of the gear pin is provided with a spherical arc-shaped head body in sliding contact with the curved surface block, a gear shifting slideway in sliding guide fit with the spherical arc-shaped head body is formed in the curved surface block, a spring cavity is axially machined downwards in the gear pin by the top surface of the gear pin, the lower section of the pressure spring is sleeved in the spring cavity, the upper end of the pressure spring is propped against the bottom surface of a hole of the axial pin hole, and the lower end of the pressure spring is propped against the bottom surface of the spring cavity.

The gear lever is arranged in the sleeve hole in a penetrating way from top to bottom, the horizontal pin hole penetrates through the sleeve hole from front to back, and the sleeve is connected with the gear lever positioning sleeve by penetrating through the horizontal pin hole and the pin shaft hole of the gear lever through a pin shaft; the left end and the right end of the rod sleeve are coaxially sleeved with end covers which are matched with the shell of the gear shifter in a rotating manner, and when the gear shift rod is pushed back and forth by the electronic handball, the upper end of the gear shift rod rotates by taking the axis of the end cover as a rotating axis; the shifting fork extends downwards and leftwards in an inclined way, and a fork is formed at the bottom end of the shifting fork.

The back swinging assembly comprises a back swinging head at the upper end and a back swinging rod integrally connected with the back swinging head; the rocking back magnet is arranged on the upper part of the left side surface of the rocking back head, the center of the right side surface of the rocking back head is provided with a rotating shaft assembled with a rotating hinge of the gear shifter shell, and the lower end of the right side surface of the rocking back rod is rotationally provided with a fork shaft which is connected with a fork of a fork in a plug-in connection manner.

The gear shifter shell consists of a main shell body, a left cover, a right cover and a panel; the left cover is covered on the left side surface of the main shell, the right cover is covered on the right side surface of the main shell, and the panel cover is covered on the upper end of the main shell; the upper end of the shift lever extends out from a central hole formed in the panel, and a dustproof ball bowl which is matched with the shift lever in a sleeved mode and used for preventing dust and water from entering the shifter shell is arranged in the central hole; the front side of the main shell is provided with a wiring busbar which is used for being connected with the outside in an inserting way, and the wiring busbar is connected with PCBA master board electric signals.

The PCBA master plate is longitudinally fixed on the left side in the main shell, the rocking back assembly is arranged in the main shell close to the right side of the PCBA master plate, an arc-shaped supporting groove matched with the end cover rotating support of the rod sleeve is processed in the main shell, and a curved surface block positioning cavity for positioning and installing the curved surface block is processed in the main shell close to the bottom; the upper part of the shift lever, which is positioned on the lever sleeve, is sheathed with a dust cover.

The handball shell is formed by matching and assembling a framework, a body, a middle cover and an upper cover; the middle cover is covered with the framework, the body is fixedly pressed between the middle cover and the framework, an upper cover mounting opening and a display screen mounting window positioned at the left side of the upper cover mounting opening are formed at the top of the middle cover, the upper cover is fixedly covered on the upper cover mounting opening, and the display screen is mounted in the display screen mounting window; the P-gear key is arranged at the rear end of the left side part of the top of the middle cover, and the unlocking key is arranged at the front part of the bottom surface of the framework; the top of the shift lever is connected with the framework.

The body is fixed with a circuit board bracket, the handball electric plate is fixed on the circuit board bracket, the handball electric plate is provided with a luminous tube, and the circuit board bracket is provided with a light guide strip for guiding the trend of light emitted by the luminous tube to enable the display screen, the P-grade key and the unlocking key to have backlight functions; the upper cover is covered with a layer of leather with beautifying effect, a P-grade silica gel pad is arranged on the lower pad of the P-grade key, an unlocking key silica gel pad is arranged on the lower pad of the unlocking key, and a display screen rubber pad is arranged on the lower pad of the display screen.

Five points are arranged in the gear shifting slideway of the curved surface block, and each five point comprises an R point corresponding to an R gear, an O point corresponding to an N gear in the middle, an OR point transitional between the O point and the R point, a D point corresponding to a D gear and an OD point transitional between the O point and the D point; the shift lever drives the gear pin to move once at every forward or backward point position, and the gear is switched according to the sequence of R-N-D or the sequence of D-N-R in a mode of sending a gear change request once.

When the shift lever is positioned at the N-gear of the O point, the shift lever is vertical to the horizontal plane, and the shift operation angle travel of the shift lever between two adjacent points is 5 degrees; the shift lever is provided with a connector connected with the PCBA master board through a circuit, and the handball electric board is connected with a connector plug connected with the connector in an inserting way.

Compared with the prior art, the gear pin capable of elastically sliding and stretching is arranged in the axial pin hole of the gear lever, the bottom end of the gear pin is in sliding contact with the curved surface block, the pressure spring is arranged in the axial pin hole and can force the gear pin to keep certain elastic pressure contact with the curved surface block by means of elasticity, and therefore the hand feeling of gear shifting can be achieved through feedback of spring force during manual gear shifting operation. The forward pushing and the backward pulling of the gear lever can drive the back swinging assembly to swing forwards or backwards by a certain angle through the lever sleeve, the back swinging assembly is fixedly provided with a back swinging magnet which synchronously swings along with the back swinging assembly, the PCBA main board is provided with a Hall sensor, and the Hall sensor can realize the gear shifting electric signal output among R gear, N gear and D gear by sensing the swinging angle of the back swinging magnet on the back swinging assembly. The hand ball shell is provided with the display screen, the P-gear key and the unlocking key, so that the electronic hand ball has the P-gear switch function and the gear display function.

The invention has the advantages of attractive appearance, novel design, flexible operation and small volume, and can meet the installation requirement of a narrow space of a vehicle.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view block diagram of the present invention;

FIG. 3 is a right side view of the block diagram of FIG. 2;

FIG. 4 is an exploded view of the electronic handball of the present invention;

FIG. 5 is an exploded view of the shifter body of the present invention;

FIG. 6 is a schematic perspective view of a shift lever according to the present invention;

FIG. 7 is a schematic view of the assembled structure of the shift lever, shift pin and curved block of the present invention;

FIG. 8 is a cross-sectional structural view of the shift pin of the present invention;

FIG. 9 is a schematic perspective view of a rod cover and swing back assembly of the present invention;

FIG. 10 is a schematic illustration of a gear position operation mode of the present invention.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

Fig. 1 to 10 are schematic views of the structure and gear operation modes of the present invention.

Wherein the reference numerals are as follows: fork K, pin X, shifter body 100, shifter housing 1, main housing 11, left cover 12, right cover 13, faceplate 14, dust ball bowl 15, wiring busbar 16, PCBA total board 2, shift lever 31, axial pin hole 31a, pin hole 31b, lever sleeve 32, socket hole 32a, horizontal pin hole 32b, shift fork 321, end cap 322, rocker assembly 33, rocker head 331, rocker rod 332, spindle 333, shift fork axle 334, shift pin 34, spring cavity 34a, ball arc head 341, curved block 35, pressure spring 36, dust cover 37, electronic handball 4, backbone 41, body 42, middle cover 43, upper cover mounting opening 43a, display screen mounting window 43b, upper cover 44, dermis 45, handball electrical board 5, circuit board bracket 51, light guide bar 52, display screen 6, display screen cushion 61, P-stage key 7, P-stage silica gel pad 71, unlocking key 8, unlocking key silica gel pad 81, connector 91, and plug 92.

As shown in the drawings, the present invention discloses an electronic shifter assembly including a shifter body 100 and an electronic handball 4 connected to the shifter body 100. The shifter main body 100 is composed of a shifter housing 1, a shifter mechanism mounted in the shifter housing 1, and a PCBA total board 2. Wherein: the gear shifting mechanism comprises a gear shifting lever 31, a gear sleeve 32, a rocking back assembly 33, a gear pin 34 and a curved block 35. The shift lever 31 is longitudinally disposed within the shifter housing 1, and an upper end of the shift lever 31 extends out of the shifter housing 1. The electronic handball 4 is mounted at the upper end of the shift lever 31, and the electronic handball 4 is shaped to be suitable for hand holding, so that a driver can push the electronic handball 4 to shift with the shift lever 31.

The curved block 35 of the present invention is fixedly mounted to the bottom inside the shifter housing 1. The rod sleeve 32 is rotatably supported and installed in the gear shifter housing 1, and the gear shift rod 31 is positioned and sleeved on the rod sleeve 32, so that the gear shift rod 31 can drive the rod sleeve 32 to rotate and swing forwards and backwards by a certain angle, namely, the forward and backward pushing of the gear shift rod 31 is realized. The bottom surface of the shift lever 31 is machined with an axial pin hole 31a, the axial pin hole 31a extends upward in the axial direction of the shift lever 31, and a shift pin 34 is fitted in the axial pin hole 31a and is elastically slidable and retractable along the guide of the axial pin hole 31 a. The axial pin hole 31a is also provided with a pressure spring 36 in a pressing way through a gear pin 34, the elastic sliding expansion of the gear pin 34 depends on the spring force of the pressure spring 36, and the gear pin 34 always keeps elastic contact with the curved surface block 35 under the forcing action of the spring force of the pressure spring 36, so that the pressure change between the gear pin 34 and the curved surface block 35 can be transmitted to the shift lever 31 through the pressure spring 36 during the gear shifting operation, and then is fed back to a driver through the electronic handball 4, thereby realizing the gear shifting hand feeling of the driver during the gear shifting. The lever sleeve 32 is relatively positioned and sleeved at the middle lower position of the shift lever 31, and a shifting fork 321 which shifts the back-shaking assembly 33 to swing back and forth by a certain angle when the shift lever 31 is pushed back and forth is formed on the lever sleeve 32. The back swinging magnet is fixedly arranged on the back swinging assembly 33, and when the shift lever 31 drives the lever sleeve 32 to toggle the back swinging assembly 33 to swing an angle, the back swinging magnet fixed on the back swinging assembly 33 can swing synchronously with the back swinging assembly. The PCBA master board 2 is a master circuit board of the electronic shifter assembly, a Hall sensor is arranged on the PCBA master board 2, and the Hall sensor converts the sensed swing angle signals of the rocking back magnet into shifting electric signals, so that the output of R-gear, N-gear and D-gear shifting electric signals is realized. The electronic handball 4 comprises a handball shell, a handball electric plate 5 connected with the PCBA total plate 2 through an electric signal is arranged in the handball shell, a display screen 6 for displaying the gear of the shift lever 31 along with the gear and a P-gear key 7 and unlocking key 8 are arranged on the handball shell, and the display screen 6, the P-gear key 7 and the unlocking key 8 are all connected with the handball electric plate 5 through circuits. The P-gear button 7 is used for parking, and when the gear shift lever 31 is in the N-gear, the P-gear button 7 can be pressed to send a parking electric signal to the PCBA master board 2, so that the function switching from the N-gear to the P-gear is completed, and when the parking is required to be unlocked, the unlocking key 8 is required to be pressed for unlocking, so that the function switching from the P-gear to the N-gear is completed. The electronic gear shifter assembly provided by the invention is provided with the P-gear button 7 and the unlocking button 8, so that the electronic gear shifter assembly has a P-gear switching function, and the problem that the traditional automatic gear automobile has to pass through R gear when being switched from P gear to N gear or from N gear to P gear is avoided. The display screen 6 of the invention enables the electronic gear shifter to have the function of displaying along with gears.

In the embodiment, as shown in fig. 4, the hand ball shell of the electronic hand ball 4 is formed by matching and assembling a framework 41, a body 42, a middle cover 43 and an upper cover 44. The middle cover 43 is covered with the framework 41, the framework 41 is provided with a body positioning cavity for positioning the body 42, and after the body 42 is placed in the body positioning cavity, the middle cover 43 is covered, so that the body 42 is fixed and pressed in the middle cover 43 and the framework 41 through bolts. An upper cover mounting opening 43a and a display screen mounting window 43b positioned on the left side of the upper cover mounting opening 43a are formed on the top of the middle cover 43, an upper cover 44 is fixedly covered on the upper cover mounting opening 43a, and the display screen 6 is mounted in the display screen mounting window 43 b. The display 6 is mounted on the left display mounting window 43b and slightly inclined so that the driver on the driver's seat can observe it conveniently. The P-gear key 7 is mounted at the rear end of the left side portion of the top of the middle cover 43 to facilitate the thumb pressing operation of the driver, and the unlocking key 8 is mounted at the front portion of the bottom surface of the skeleton 41 to facilitate the four-finger pressing unlocking of the driver. The tip of the shift lever 31 is connected to the frame 41, and the electronic handball 4 is integrally connected to the shift lever 31.

In the embodiment, the circuit board bracket 51 is fixedly installed on the body 42, the handball electric plate 5 is fixed on the circuit board bracket 51, the luminous tube is arranged on the handball electric plate 5, the light guide strip 52 is installed on the circuit board bracket 51, and the light guide strip 52 can guide the trend path of the light emitted by the luminous tube, so that the display screen 6, the P-gear key 7 and the unlocking key 8 have backlight functions, the whole electronic gear shifter is more attractive, and meanwhile, a driver can see the position of each key of the gear shifter clearly in a relatively dark vehicle. The upper cover 44 is covered with a layer of leather 45 with beautifying effect, a P-grade silica gel pad 71 is arranged on the lower pad of the P-grade key 7, an unlocking key silica gel pad 81 is arranged on the lower pad of the unlocking key 8, and a display screen rubber pad 61 is arranged on the lower pad of the display screen 6.

In the embodiment, as shown in fig. 7 and 8, the gear pin 34 has a cylindrical structure, a spherical arc-shaped head body 341 is formed at the bottom end of the gear pin 34 and is in sliding contact fit with a curved surface block 35, and a gear shifting slideway is formed in the curved surface block 35 and is in sliding guide fit with the spherical arc-shaped head body 341. When the shift lever 31 is pushed to act, the gear pin 34 can slide along the shift slideway under the drive of the shift lever 31, so that the reaction force of the shift slideway to the gear pin 34 can be transmitted to the shift lever 31 through the pressure spring 36 as the shift slideway is formed along the inner curved surface of the curved surface block 35 while the stability of the shift operation of the shift lever 31 is ensured. The gear pin 34 is provided with a spring cavity 34a in a downward axial direction from the top surface of the gear pin 34, the lower section of the pressure spring 36 is sleeved in the spring cavity 34a, the upper end of the pressure spring 36 is propped against the bottom surface of the axial pin hole 31a, and the lower end of the pressure spring 36 is propped against the bottom surface of the spring cavity 34 a.

Referring to fig. 6 and 9, a pin hole 31b is radially formed on the shift lever 31 at a position relatively near the middle lower portion, a sleeve hole 32a and a horizontal pin hole 32b are formed on the lever sleeve 32, the sleeve hole 32a penetrates through the lever sleeve 32 from top to bottom, the shift lever 31 is inserted into the sleeve hole 32a, the horizontal pin hole 32b penetrates through the sleeve hole 32a from front to back, the lever sleeve 32 is sleeved on the shift lever 31, and then the shift lever 31 is fixedly connected with the shift lever 31 through the pin shaft X through the horizontal pin hole 32b and the pin hole 31b of the shift lever 31. The left and right ends of the rod sleeve 32 are coaxially sleeved with end covers 322 which are rotatably supported by the shifter housing 1. When the shift lever 31 is pushed forward and backward by the electronic handball 4, both the upper end and the lower end of the shift lever 31 rotate with the axis of the end cover 322 as the rotation axis; the fork 321 extends obliquely leftwards and downwards, and a fork K is formed at the bottom end of the fork 321. Of course, the left and right ends of the rod sleeve 32 may be coaxially rotatably sleeved with the end covers 322, so that the rod sleeve 32 can rotate relative to the end covers 322, and the end covers 322 are positioned and supported on the shifter housing 1.

In the embodiment, the back swinging assembly 33 comprises a back swinging head 331 at the upper end and a back swinging rod 332 integrally connected with the back swinging head 331; the rocking back magnet is installed on the upper portion of the left side center of the rocking back head 331, so that the rocking back magnet can be opposite to the hall sensor on the PCBA main board 2 located on the left side of the rocking back assembly 33. A rotating shaft 333 assembled with the rotating hinge of the shifter housing 1 is machined in the center of the right side surface of the swing back head 331, and the swing back assembly 33 can rotate relatively by taking the rotating shaft 333 as a rotating shaft center. The lower end of the right side surface of the rocking bar 332 is rotatably provided with a fork shaft 334 which is connected with the fork K of the fork 321 in a plugging manner. The rod sleeve 32 toggles the shifting fork shaft 334 through the shifting fork 321, so that the rocking back assembly 33 swings by a certain angle by taking the rotating shaft 333 as a rotating shaft center.

In the embodiment, as shown in fig. 4, the shifter housing 1 is composed of a main casing 11, a left cover 12, a right cover 13, and a panel 14; the left cover 12 is arranged on the left side surface of the main shell 11 through a bolt fixing cover, the right cover 13 is arranged on the right side surface of the main shell 11 through a bolt fixing cover, and the panel 14 is arranged on the upper end of the main shell 11 in a covering manner; the upper end of the shift lever 31 protrudes from a central hole made in the faceplate 14, in which a dust-proof ball bowl 15 is mounted that fits around the shift lever 31 for preventing dust and water from entering the shifter housing 1. The front side of the main shell 11 is provided with a wiring busbar 16, the connection busbar 16 is connected with the electrical signal of the PCBA master board 2, the busbar 16 is used for being connected with the outside in an inserting mode, and various electrical signals and electric power are input and output through the wiring busbar 16 and are connected with an automobile master controller.

The PCBA master plate 2 is longitudinally fixed at the leftmost side in the main shell 11, the rocking back assembly 33 is installed in the main shell 11 adjacent to the right side of the PCBA master plate 2, an arc-shaped supporting groove which is concave and is used for being matched with an end cover 322 of the rod sleeve 32 in a rotating supporting mode is processed at the upper port of the main shell 11, and the shift lever 31 and the rod sleeve 32 are installed on the main shell 11 in a supporting mode through the end cover 322. A curved surface block positioning cavity for positioning and installing the curved surface block 35 is processed in the main shell 11 near the bottom, and the curved surface block 35 is positioned and clamped in the curved surface block positioning cavity. A dust cover 37 is fitted over the shift lever 31 at the upper portion of the sleeve 32.

In an embodiment, the electronic gear shifter is a push rod type monostable gear shifter, and the electronic gear shifter judges the gear through sensing the position of the magnet by the Hall sensor. When the shift lever 31 is pushed to shift back and forth, the gear pin 34 is matched with the curved surface block 35 in a sliding manner, and five points are arranged in a gear shifting slideway of the curved surface block 35, wherein the five points comprise an R point position corresponding to R gear, an O point position corresponding to N gear in the middle, an OR point position transitional between the O point position and the R point position, a D point position corresponding to D gear and an OD point position transitional between the O point position and the D point position. When the shift lever 31 is in the N-gear of the O-point, the shift lever 31 is vertical to the horizontal plane, and as can be seen from the figure 3 of the invention, the shift operation angle travel of the shift lever 31 between two adjacent points is 5 degrees; the shift lever 31 drives the shift pin 34 to move once every forward or backward point, and shifts the shift in sequence in the order of "R-N-D" or in the order of "D-N-R" by transmitting a shift change request once.

The shift lever 31 is provided with a connector 91 connected with the PCBA master board 2 through a circuit, and the handball electric board 5 is connected with a plug 92 which is connected with the connector 91 in a plugging manner.

The electronic gear shifter has the P-gear switch function and the RND-gear backlight function, is novel in structure and flexible to operate, and can meet the installation requirement of a narrow space of a vehicle.

The preferred embodiments of this invention have been described so far that various changes or modifications may be made by one of ordinary skill in the art without departing from the scope of this invention.

Claims

1. An electronic shifter assembly comprises a shifter main body (100) consisting of a shifter housing (1), a shifting mechanism and a PCBA master plate (2) which are arranged in the shifter housing (1); the gear shifting mechanism comprises a gear shifting rod (31), a rod sleeve (32), a rocking back assembly (33), a gear pin (34) and a curved surface block (35); the upper end of the shift lever (31) extends out of the shifter housing (1), and the upper end of the shift lever (31) is provided with an electronic handball (4) which is convenient to push the shift lever (31) to shift by hand; the curved surface block (35) is fixedly arranged at the bottom in the gear shifter shell (1), an axial pin hole (31 a) extending upwards in the axial direction is machined on the bottom surface of the gear shift lever (31), the gear pin (34) is axially and slidably arranged in the axial pin hole (31 a), and a pressure spring (36) which forces the gear pin (34) to keep certain elastic pressure contact with the curved surface block (35) by means of elasticity to realize gear shift hand feeling force feedback is arranged in the axial pin hole (31 a); a back shaking magnet is fixedly arranged on the back shaking assembly (33); the method is characterized in that: the handle sleeve (32) is positioned and sleeved at the middle lower part of the gear lever (31), a shifting fork (321) which shifts the back-rocking assembly (33) to swing back and forth by a certain angle when the gear lever (31) is pushed back and forth is formed on the handle sleeve (32), and a Hall sensor which realizes the output of R gear, N gear and D gear shifting electric signals by sensing the swing angle of the back-rocking magnet is arranged on the PCBA total plate (2); the electronic handball (4) comprises a handball shell, a handball electric plate (5) connected with an electric signal of the PCBA master plate (2) is arranged in the handball shell, a display screen (6) for displaying the gear of the shift lever (31) along with the gear and a P-gear key (7) and unlocking keys (8) are arranged on the handball shell, and the display screen (6), the P-gear key (7) and the unlocking keys (8) are all connected with a circuit of the handball electric plate (5);

the P-gear key (7) is used for parking, when the gear shift lever (31) is in the N gear, the P-gear key (7) can be pressed to send a parking electric signal to the PCBA master board (2) to finish the function switching from the N gear to the P gear, and when the parking is required to be unlocked, the unlocking key (8) is required to be pressed to unlock, so that the function switching from the P gear to the N gear is finished;

the handball shell is formed by matching and assembling a framework (41), a body (42), a middle cover (43) and an upper cover (44); the middle cover (43) is covered with the framework (41), the body (42) is fixedly pressed between the middle cover (43) and the framework (41), an upper cover installation opening (43 a) and a display screen installation window (43 b) positioned on the left side of the upper cover installation opening (43 a) are formed at the top of the middle cover (43), the upper cover (44) is fixedly covered on the upper cover installation opening (43 a), and the display screen (6) is installed in the display screen installation window (43 b); the P-gear key (7) is arranged at the rear end of the left side part of the top of the middle cover (43), and the unlocking key (8) is arranged at the front part of the bottom surface of the framework (41); the top end of the shift lever (31) is connected with the framework (41);

the hand ball electric plate (5) is fixed on the circuit board bracket (51), a luminous tube is arranged on the hand ball electric plate (5), and a light guide strip (52) which is used for guiding the trend of light emitted by the luminous tube to enable the display screen (6), the P-grade key (7) and the unlocking key (8) to have backlight functions is arranged on the circuit board bracket (51); the upper cover (44) on cladding have one deck to play the dermis (45) of beautification effect, the below pad of P shelves button (7) be equipped with P shelves silica gel pad (71), the below pad of unblock key (8) be equipped with unblock key silica gel pad (81), the below pad of display screen (6) be equipped with display screen cushion (61).

2. The electronic shifter assembly of claim 1, wherein: the gear pin (34) is of a cylindrical structure, a ball arc-shaped head body (341) which is in sliding contact fit with the curved surface block (35) is formed at the bottom end of the gear pin (34), a gear shifting slideway which is in sliding guide fit with the ball arc-shaped head body (341) is formed in the curved surface block (35), a spring cavity (34 a) is axially machined downwards from the top surface of the gear pin (34), the lower section of the pressure spring (36) is sleeved in the spring cavity (34 a), the upper end of the pressure spring (36) is in propping connection with the bottom surface of the hole of the axial pin hole (31 a), and the lower end of the pressure spring (36) is propped against the bottom surface of the spring cavity (34 a).

3. The electronic shifter assembly of claim 2, wherein: a pin shaft hole (31 b) is radially formed in the position, relatively close to the middle lower part, of the shift lever (31), a sleeve hole (32 a) and a horizontal pin hole (32 b) are formed in the lever sleeve (32), the sleeve hole (32 a) penetrates through the lever sleeve (32) from top to bottom, the shift lever (31) penetrates through the sleeve hole (32 a) from front to back, and the lever sleeve (32) penetrates through the horizontal pin hole (32 b) and the pin shaft hole (31 b) of the shift lever (31) through a pin shaft (X) to be connected with the positioning sleeve of the shift lever (31); the left end and the right end of the rod sleeve (32) are coaxially sleeved with end covers (322) which are matched with the gear shifter shell (1) in a rotating way, and when the gear shift lever (31) is pushed back and forth by the electronic hand ball (4), the upper end of the gear shift lever (31) rotates by taking the axis of the end cover (322) as a rotation axis; the shifting fork (321) extends downwards in a tilting mode leftwards, and a fork (K) is formed at the bottom end of the shifting fork (321).

4. The electronic shifter assembly of claim 3, wherein: the back swinging assembly (33) comprises a back swinging head (331) at the upper end and a back swinging rod (332) integrally connected with the back swinging head (331); the back shaking magnet is arranged on the upper portion of the left side face of the back shaking head (331), a rotating shaft (333) assembled with a rotating hinge of the gear shifter housing (1) is machined in the center of the right side face of the back shaking head (331), and a fork shaft (334) connected with a fork (K) of the fork (321) in a plug-in connection mode is rotatably arranged at the lower end of the right side face of the back shaking rod (332).

5. The electronic shifter assembly of claim 4, wherein: the gear shifter shell (1) consists of a main shell (11), a left cover (12), a right cover (13) and a panel (14); the left cover (12) is covered on the left side surface of the main shell (11), the right cover (13) is covered on the right side surface of the main shell (11), and the panel (14) is covered on the upper end of the main shell (11); the upper end of the shift lever (31) extends out from a central hole formed in the panel (14), and a dustproof ball bowl (15) which is sleeved and matched with the shift lever (31) and used for preventing dust and water from entering the shifter housing (1) is arranged in the central hole; the front side of the main shell (11) is provided with a wiring busbar (16) which is used for being connected with the outside in a plugging mode, and the wiring busbar (16) is connected with the electrical signals of the PCBA master board (2).

6. The electronic shifter assembly of claim 5, wherein: the PCBA master plate (2) is longitudinally fixed at the left side in the main shell (11), the rocking back assembly (33) is arranged in the main shell (11) close to the right side of the PCBA master plate (2), an arc-shaped supporting groove matched with an end cover (322) of the rod sleeve (32) in a rotating supporting manner is processed in the main shell (11), and a curved surface block positioning cavity for positioning and installing a curved surface block (35) is processed in the main shell (11) close to the bottom; the upper part of the shift lever (31) positioned on the lever sleeve (32) is sleeved with a dust cover (37).

7. The electronic shifter assembly of claim 6, wherein: five points are arranged in the gear shifting slideway of the curved surface block (35), and each of the five points comprises an R point corresponding to an R gear, an O point corresponding to an N gear in the middle, an OR point transitional between the O point and the R point, a D point corresponding to a D gear and an OD point transitional between the O point and the D point; the shift lever (31) drives the gear pin (34) to move once at every forward or backward point position, and the gear is switched sequentially according to the sequence of R-N-D or the sequence of D-N-R in a mode of sending a gear change request once.

8. The electronic shifter assembly of claim 7, wherein: when the shift lever (31) is positioned at the N-gear of the O point position, the shift lever (31) is vertical to the horizontal plane, and the shift operation angle stroke of the shift lever (31) between two adjacent point positions is 5 degrees; the gear lever (31) is provided with a connector (91) connected with the PCBA master board (2) through a circuit, and the handball electric board (5) is connected with a plug (92) which is connected with the connector (91) in a plugging manner.