CN210106559U - Selector, automatic gearbox and car - Google Patents
Selector, automatic gearbox and car Download PDFInfo
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- CN210106559U CN210106559U CN201920680603.9U CN201920680603U CN210106559U CN 210106559 U CN210106559 U CN 210106559U CN 201920680603 U CN201920680603 U CN 201920680603U CN 210106559 U CN210106559 U CN 210106559U
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Abstract
A shifter comprising a shift lever assembly and a shift rocker arm; the gear shifting rod assembly comprises a gear shifting rod, a first rotating shaft and a limiting part, wherein the first rotating shaft is provided with a first rotating center, and the gear shifting rod assembly rotates and swings around the first rotating center; the gear shifting swing arm comprises a stay cable pin, a second rotating shaft and a limiting groove, the second rotating shaft is provided with a second rotating center, and the gear shifting swing arm rotates and swings around the second rotating center; spacing portion sets up at the spacing inslot, and the spacing groove has towards spacing portion bellied first lug and second lug, and when spacing portion supported and produced the effort with first lug or second lug, the swing arm rotation swing of shifting was in order to drive the cable round pin motion, and when spacing portion did not produce the effort with first lug and second lug, the swing arm of shifting was fixed motionless. The shifter is simple in structure, the movement of the stay cable which only needs the P gear and the R gear is achieved, the movement of other gears is achieved, and the stay cable can be still in the function of moving in the R gear position.
Description
Technical Field
The utility model relates to the field of automotive technology, especially, relate to a selector and have automatic gearbox and car of this selector.
Background
The Automatic Transmission includes a conventional Automatic Transmission (AT), an Automatic Mechanical Transmission (AMT), a Dual Clutch Transmission (DCT), a Continuously Variable Transmission (CVT), etc., and with the increasing development of the automobile industry, the Automatic Transmission, particularly the Dual clutch Transmission (hereinafter referred to as DCT), is widely used in passenger cars, and thus the corresponding DCT device should be used for shifting gears. However, the gear shift lever and the gear shift swing arm in the DCT shifter are directly stressed mechanisms of the whole shifter, and the mechanism design mode and the motion combination mode of the two are directly related to the difference of the control mode of the DCT shifter, and the gears of the DCT transmission generally comprise a parking gear (P gear), a reverse gear (R gear), a neutral gear (N gear) and a forward gear (D gear), and some gears also comprise a manual gear/a manual upshift/a manual downshift (M/M +/M-) and a motion mode (S gear).
DCT selector on the market is cable full stroke formula selector at present, and every the fender position that moves of gear level promptly, the corresponding one section distance of shift cable, the realization cable that each fender position of current selector all has the stroke. However, some current transmissions require the shifter to be operated in the range control mode, in the P-R range, by cable control, while other ranges are not required, and the current cable full range shifter does not have the function of allowing the cable to be stationary when moving between other ranges after the P-R range. Meanwhile, the structure of the stay cable full-stroke type gear shifter is relatively complex, and the production and manufacturing process cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a selector, its simple structure, and realized that only need P keep off the cable motion that keeps off with R, and other keep off the position in addition move between, the cable all can be static keep off the function of motionless on the position at R.
The utility model provides a gear shifter, which comprises a gear shift rod component and a gear shift swing arm; the gear shifting rod assembly comprises a gear shifting rod, a first rotating shaft and a limiting part, wherein the gear shifting rod and the limiting part are sleeved on the first rotating shaft and fixedly connected with the first rotating shaft, the first rotating shaft is provided with a first rotating center, and the gear shifting rod assembly rotates and swings around the first rotating center; the gear shifting swing arm comprises a stay cable pin, a second rotating shaft and a limiting groove, the second rotating shaft is provided with a second rotating center, and the gear shifting swing arm rotates and swings around the second rotating center; spacing portion sets up at the spacing inslot and rotatory around first rotation center at the spacing inslot, and the spacing groove has towards spacing bellied first lug of portion and second lug, and spacing portion supports with first lug or second lug and leans on and when producing the effort, and the swing arm rotary swing of shifting is in order to drive the cable round pin motion, and spacing portion is when not producing the effort with first lug and second lug, and the swing arm of shifting is fixed motionless.
Further, first lug and second lug set up respectively in the relative left and right sides below of first rotation axis, support with first lug when spacing portion anticlockwise rotation and lean on and produce the effort and drive the swing arm anticlockwise rotation of shifting, support with the second lug when spacing portion clockwise rotation and support and produce the effort and drive the swing arm clockwise rotation of shifting.
Furthermore, the limiting part is provided with a first abutting surface and a second abutting surface; the first abutting surface is provided with a first end surface and a second end surface, and the distance between the first end surface and the first rotation center is smaller than the distance between the second end surface and the first rotation center; the second abutting surface is provided with a third end surface and a fourth end surface, and the distance between the third end surface and the first rotating center is smaller than the distance between the fourth end surface and the first rotating center.
Further, the first cam abuts against the first abutting surface and slides from the first end surface to the second end surface, and the shift swing arm swings around the second rotation center in a counterclockwise rotation mode.
Further, the second cam abuts against the second abutting surface and slides from the third end surface to the fourth end surface, and the shift swing arm swings around the second rotation center in a clockwise rotation mode.
Further, spacing portion still includes first segmental arc and second segmental arc, and first segmental arc is connected with the first second terminal surface that leans on the face, and the second segmental arc leans on the third terminal surface of face with the second to be connected, and first segmental arc and second segmental arc all are the circular arc section with first rotation center as the centre of a circle.
Furthermore, a first end face of the first abutting face and a face connected with the first end face form a bending structure which is sunken towards the first rotation center; the third end surface of the second abutting surface and the second arc-shaped section form a bending structure which is sunken towards the first rotating center.
Furthermore, the limiting part also comprises a limiting surface for limiting the rotation of the gear shift lever assembly.
The utility model also provides an automatic transmission, which comprises the gear shifter; the automatic transmission comprises a gear shifter base, a gear lever assembly is fixed on the gear shifter base in a revolute pair mode through a first rotating shaft, and a gear shifting swing arm is fixed on the gear shifter base in a revolute pair mode through a second rotating shaft.
The utility model also provides an automobile, including foretell automatic gearbox.
The beneficial effects of the utility model are that, the selector separates into two motion bodies with the swing arm of shifting the gear lever subassembly, through the motion trail that produces after the first lug or the second lug to the pendulum of shifting gears and the spacing portion contact of the gear lever subassembly, finally realized that only need P keep off the cable motion that keeps off with R, and other keep off the position inter-movement in addition, the cable all can be static keep off the function on the position at R. Meanwhile, the shifter is simple in structure, so that the shifter becomes more portable, the process complexity is reduced, and the cost is reduced.
In order to make the advantages of the present invention clearer, the following will further describe the embodiments of the present invention with reference to the attached drawings.
Drawings
Fig. 1 is an isometric view of a shifter of a preferred embodiment of the present invention.
Fig. 2 is a front view of the shifter according to the preferred embodiment of the present invention.
Fig. 3 is a movement trace diagram of the gear shifter according to the preferred embodiment of the present invention during shifting.
Fig. 4 and 5 are schematic views of the shifter rotating from the P range to the R range.
Fig. 6 is a schematic diagram of the shifter according to the preferred embodiment of the present invention in the N-gear position.
Fig. 7 and 8 are schematic views of the rotation of the shifter from the R range to the P range.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose, the following detailed description of the specific embodiments, structures, features and effects of the gear shifter according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
The foregoing and other features, aspects and utilities of the present invention will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings. While the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Referring to fig. 1-2 together, the shifter 10 includes a shift lever assembly 20 and a shift rocker 30. The gear shift lever assembly 20 includes a gear shift lever 21, a first rotating shaft 22 and a limiting portion 23, wherein the gear shift lever 21 and the limiting portion 23 are both sleeved on the first rotating shaft 22 and fixedly connected, that is, the gear shift lever 21, the first rotating shaft 22 and the limiting portion 23 are fixedly connected to form an integral structure. One end of the first rotation shaft 22 is for connecting to a shifter base, the first rotation shaft 22 having a first rotation center O1The shift lever assembly 20 is rotatable about a first center of rotation O1And rotationally swinging.
The limiting portion 23 is disposed around the first rotating shaft 22, and the limiting portion 23 is an irregular polygonal structure. The stopper portion 23 has a first abutting surface 231 and a second abutting surface 232.
The first abutting surface 231 is substantially a plane and has a first end surface 231a and a second end surface 231b, wherein the first end surface 231a and the first rotation center O1The distance between the second end surface 231b and the first rotation center O is smaller than1I.e., the first end surface 231a is closer to the first spiral than the second end surface 231bCenter of rotation O1。
The second abutting surface 232 is a slightly outwardly convex arc surface having a third end surface 232a and a fourth end surface 232b, wherein the third end surface 232a is connected to the first rotation center O1Is smaller than the fourth end surface 232b and the first rotation center O1The distance of (c).
In the present embodiment, the first and second abutment surfaces 231 and 232 are both directed toward the bottom of the shifter 10.
The stopper portion 23 further has a first arc-shaped section 233 and a second arc-shaped section 234. The first arc-shaped segment 233 is connected with the second end surface 231b of the first abutting surface 231, and the first arc-shaped segment 233 is rotated around the first rotation center O1A circular arc segment as the center of a circle. The second arc-shaped segment 234 is connected to the third end surface 232a of the second abutting surface 232, and the first arc-shaped segment 233 is also at the first rotation center O1A circular arc segment as the center of a circle.
In the present embodiment, the first end surface 231a of the first abutting surface 231 and the surface connected to the first end surface 231a are formed toward the first rotation center O1Sunken bending structure. The second end surface 231b of the first abutting surface 231 and the first arc-shaped segment 233 form a direction away from the first rotation center O1Raised structures.
The third end surface 232a of the second abutting surface 232 and the second arc-shaped segment 234 form a plane toward the first rotation center O1The fourth end surface 232b of the second abutting surface 232 and the surface connected with the fourth end surface 232b form a bending structure which is concave and far away from the first rotation center O1Raised structures.
The shift swing arm 30 includes a cable pin 31, a second rotation shaft 32, and a stopper groove 33. The shift swing arm 30 is generally in the shape of a "pause" with one wide end and one narrow end, with the narrow end being located at the upper right. The stopper groove 33 is provided approximately at the middle of the wider end of the shift swing arm 30 and penetrates the shift swing arm 30 to empty the middle of the shift swing arm 30, and the cable pin 31 is provided at the upper right narrow end of the shift swing arm 30 far from the stopper groove 33. The second rotating shaft 32 is arranged on the lower side of the shifting swing arm 30 close to the bottom of the shifter 10 and is close to the limiting groove 33, and the second rotating shaft 32 is used for being connected to a shifter base; the second rotation shaft 32 has a second rotation center O2Change overThe swing arm 30 can rotate around the second rotation center O2When the shift arm 30 swings due to the rotation, the cable pin 31 also rotates around the second rotation center O2And rotationally swinging.
In the present embodiment, the cable pin 31 has an axial center O, and the axial center O and the first rotation center O of the cable pin 311And a second rotation center O2Arranged in a triangular position, wherein the second centre of rotation O2Located at a first rotation center O1Below the horizontal plane, the axis O is located at the first rotation center O1Above the horizontal plane. The axial center O of the cable pin 31 is distant from the second rotation center O2Further, the shift arm 30 can swing slightly to allow the cable pin 31 to move a wider distance.
The stopper portion 23 is disposed in the stopper groove 33 and surrounds the first rotation center O in the stopper groove 331And (4) rotating. The limiting groove 33 is provided with a first lug 34 and a second lug 35 which are raised towards the limiting part 23, and the limiting part 23 is abutted against the first lug 34 or the second lug 35 when rotating to generate acting force so that the gear shifting swing arm 30 swings and drives the cable pin 31 to move, and further the cable is controlled to move to generate a stroke; when the limiting part 23 does not abut against the first lug 34 and the second lug 35 to generate acting force, the shift swing arm 30 is fixed.
Specifically, the first protrusion 34 and the second protrusion 35 are respectively disposed below the left and right sides of the first rotating shaft 22, the limiting portion 23 abuts against the first protrusion 34 during counterclockwise rotation to generate an acting force to drive the shift swing arm 30 to rotate counterclockwise, and the limiting portion 23 abuts against the second protrusion 35 during clockwise rotation to generate an acting force to drive the shift swing arm 30 to rotate clockwise.
When the limiting portion 23 rotates counterclockwise, the first protrusion 34 abuts against the first abutting surface 231 and slides from the first end surface 231a to the second end surface 231b, and the shift swing arm 30 rotates around the second rotation center O2And rotating and swinging counterclockwise. After the first protrusion 34 passes over the second end surface 231b of the first abutting surface 231, it slides to the first arc-shaped section 233, at this time, the limiting portion 23 can continue to rotate counterclockwise, but the shift swing arm 30 stops swinging, and the cable pin 31 is also fixed.
When the limiting portion 23 rotates clockwise, the second protrusion 35 abuts against the second abutmentWhen leaning surface 232 slides from third end surface 232a to fourth end surface 232b, shift swing arm 30 rotates around second rotation center O2The clockwise rotation swings.
To further explain the working principle of the gear shifter 10 by using a dual clutch transmission with an S-shift, a D-shift, an N-shift, an R-shift, and a P-shift, as shown in fig. 3, 4, and 5, when shifting gears between the P-shift and the R-shift, the control shift lever 21 rotates counterclockwise, the limiting portion 23 also rotates counterclockwise in the limiting groove 33, and at this time, the limiting portion 23 rotates and interacts with the first protrusion 34, so that the shift swing arm 30 also rotates counterclockwise and swings to drive the cable pin 31 to rotate around the second rotation center O2And rotating to output the stroke of the P-R gear shifting inhaul cable, and further outputting the stroke to a rocker arm of the transmission through the shifting inhaul cable to realize gear switching from the P gear to the R gear.
When the control gear shift lever 21 continues to rotate counterclockwise, as shown in fig. 6, the gear shift lever assembly 20 will fall off from the gear shift swing arm 30 when the gear shift lever is shifted from the R gear to the N gear, and neither the first projection 34 nor the second projection 35 will act on the limiting portion 23, so that the output of the subsequent gears (N gear, D gear, S gear) without cable stroke is realized.
In this embodiment, as shown in fig. 2, the limiting portion 23 further includes a limiting surface 235, when the shift lever assembly 20 rotates counterclockwise to the S-position, the limiting surface 235 abuts against the sidewall on the upper side of the limiting groove 33 to limit the shift lever assembly 20 to rotate continuously.
As shown in fig. 3, 7 and 8, when the shift position is switched between the R-position and the P-position, the shift lever 21 is controlled to rotate clockwise, the limiting portion 23 also rotates clockwise in the limiting groove 33, and at this time, the limiting portion 23 rotates and interacts with the second protrusion 35, so that the shift swing arm 30 also rotates and swings clockwise to drive the cable pin 31 to rotate around the second rotation center O2And rotating to output the stroke of the R-P gear shifting inhaul cable, and further outputting the stroke to a rocker arm of the transmission through the gear shifting inhaul cable to realize gear switching from the R gear to the P gear.
Referring to fig. 3 again, the movement traces of the shift rocker 30 and the cable pin 31 only have the P-gear and the R-gear, and in other gears (N-gear, D-gear, S-gear, etc.), the cable pin 31 will be stationary at the R-gear position, but the movement trace of the shift lever assembly 20 includes all the gears (S-gear, D-gear, N-gear, R-gear, P-gear), and the shifter 10 can realize the movement function requirements of all the gears.
The P and R gears of the shifter 10 are implemented by a cable function, while the other gears can be controlled by electronic means, which are well known to those skilled in the art and will not be described herein.
The utility model discloses a selector 10 compares in current cable full stroke formula selector, separately becomes two motion bodies with shift lever subassembly 20 and shift swing arm 30, through the motion trail that produces after the first lug 34 or the second lug 35 to shift swing arm 30 and shift lever subassembly 20's spacing portion 23 contact, finally realized that only need P keep off the cable motion that keeps off with R, and other keep off the position inter-movement in addition, the cable all can be static keep off the function on the position at R. Meanwhile, the shifter 10 is simple in structure, so that the shifter 10 becomes lighter, the process complexity is reduced, and the cost is reduced.
The gear shifting swing arm 30 can ensure strength and also can ensure the lubricating effect between the gear shifting lever assembly and the gear shifting lever assembly in the mutual movement process by adopting a POM (polyoxymethylene) material to wrap a steel structure, the design reduces the procedure of smearing grease, and the part cost and the time cost are reduced.
The utility model discloses still relate to an automatic gearbox, including foretell selector 10, automatic gearbox includes the selector base, and on gear lever subassembly 20 was fixed in the selector base with the mode of revolute pair through first rotation axis 22, shift swing arm 30 was fixed in on the selector base with the mode of revolute pair through second rotation axis 32.
The utility model discloses still relate to an automobile, including foretell automatic gearbox. Other structures of the vehicle are well known to those skilled in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any person skilled in the art can make various changes or modifications to the equivalent embodiments without departing from the scope of the present invention, but all the simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the present invention.
Claims (10)
1. A shifter (10) comprising a shift lever assembly (20) and a shift rocker arm (30), characterized in that,
the shiftingThe lever assembly (20) comprises a gear shift lever (21), a first rotating shaft (22) and a limiting part (23), the gear shift lever (21) and the limiting part (23) are sleeved on the first rotating shaft (22) and fixedly connected with each other, and the first rotating shaft (22) is provided with a first rotating center (O)1) Said shift lever assembly (20) being about said first centre of rotation (O)1) Rotating and swinging;
the gear shifting swing arm (30) comprises a cable pin (31), a second rotating shaft (32) and a limiting groove (33), and the second rotating shaft (32) is provided with a second rotating center (O)2) Said shift rocker arm (30) being about said second centre of rotation (O)2) Rotating and swinging;
the limiting part (23) is arranged in the limiting groove (33) and surrounds the first rotation center (O) in the limiting groove (33)1) The gear shifting mechanism is characterized in that the limiting groove (33) is provided with a first lug (34) and a second lug (35) which face the limiting part (23) in a protruding mode, when the limiting part (23) abuts against the first lug (34) or the second lug (35) and generates acting force, the gear shifting swing arm (30) swings in a rotating mode to drive the cable pin (31) to move, and when the limiting part (23) does not generate acting force with the first lug (34) and the second lug (35), the gear shifting swing arm (30) is fixed and not moved.
2. The shifter (10) according to claim 1, wherein the first projection (34) and the second projection (35) are respectively disposed below opposite left and right sides of the first rotating shaft (22), the stopper portion (23) abuts against the first projection (34) when rotating counterclockwise to generate an acting force to drive the shift swing arm (30) to rotate counterclockwise, and the stopper portion (23) abuts against the second projection (35) when rotating clockwise to generate an acting force to drive the shift swing arm (30) to rotate clockwise.
3. The shifter (10) according to claim 2, wherein the stopper portion (23) has a first abutment surface (231) and a second abutment surface (232); the first abutting surface (231) has a first end surface (231a) and a second end surface (231b), the first end surface (231a) and the first rotation center (O)1) Is less thanThe second end surface (231b) and the first rotation center (O)1) The distance of (d); the second abutting surface (232) has a third end surface (232a) and a fourth end surface (232b), the third end surface (232a) and the first rotation center (O)1) Is smaller than the fourth end surface (232b) and the first rotation center (O)1) The distance of (c).
4. The shifter (10) of claim 3, wherein the shift swing arm (30) rotates about the second center of rotation (O) when the first tab (34) abuts the first abutment surface (231) and slides from the first end surface (231a) to the second end surface (231b)2) And rotating and swinging counterclockwise.
5. The shifter (10) of claim 3, wherein the shift rocker arm (30) pivots about the second center of rotation (O) when the second tab (35) abuts the second abutment surface (232) and slides from the third end surface (232a) to the fourth end surface (232b)2) The clockwise rotation swings.
6. The shifter (10) according to claim 3, wherein the stopper portion (23) further includes a first arc-shaped section (233) and a second arc-shaped section (234), the first arc-shaped section (233) being connected to a second end surface (231b) of the first abutting surface (231), the second arc-shaped section (234) being connected to a third end surface (232a) of the second abutting surface (232), the first arc-shaped section (233) and the second arc-shaped section (234) each being at the first rotation center (O)1) A circular arc segment as the center of a circle.
7. The shifter (10) according to claim 6, wherein a first end surface (231a) of the first abutting surface (231) and a surface connected to the first end surface (231a) are formed toward the first rotation center (O)1) A recessed bent structure; a third end surface (232a) of the second abutting surface (232) and the second arc-shaped section (234) form a first rotation center (O)1) Sunken bending structure.
8. The shifter (10) of claim 1, wherein the stop portion (23) further includes a stop surface (235) that limits rotation of the shift lever assembly (20).
9. An automatic transmission, characterized by comprising a shifter (10) according to any one of claims 1 to 8, which includes a shifter base to which the lever assembly (20) is fixed in a revolute pair by a first rotary shaft (22), and to which the shift rocker arm (30) is fixed in a revolute pair by a second rotary shaft (32).
10. An automobile characterized by comprising the automatic transmission according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920680603.9U CN210106559U (en) | 2019-05-13 | 2019-05-13 | Selector, automatic gearbox and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920680603.9U CN210106559U (en) | 2019-05-13 | 2019-05-13 | Selector, automatic gearbox and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106559U true CN210106559U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920680603.9U Active CN210106559U (en) | 2019-05-13 | 2019-05-13 | Selector, automatic gearbox and car |
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| Country | Link |
|---|---|
| CN (1) | CN210106559U (en) |
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2019
- 2019-05-13 CN CN201920680603.9U patent/CN210106559U/en active Active
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