CN112161043A - Novel gear shifting mechanism for automobile - Google Patents
Novel gear shifting mechanism for automobile Download PDFInfo
- Publication number
- CN112161043A CN112161043A CN202010910125.3A CN202010910125A CN112161043A CN 112161043 A CN112161043 A CN 112161043A CN 202010910125 A CN202010910125 A CN 202010910125A CN 112161043 A CN112161043 A CN 112161043A
- Authority
- CN
- China
- Prior art keywords
- gear
- spring
- sleeve
- ball
- gear selecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K20/00—Arrangement or mounting of change-speed gearing control devices in vehicles
- B60K20/02—Arrangement or mounting of change-speed gearing control devices in vehicles of initiating means
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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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0208—Selector apparatus with means for suppression of vibrations or reduction of noise
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H2059/026—Details or special features of the selector casing or lever support
- F16H2059/0269—Ball joints or spherical bearings for supporting the lever
Abstract
The invention discloses a novel gear shifting mechanism for an automobile, which comprises a base, a gear selecting arm, a rotating shaft and a resetting component, wherein the resetting component comprises a return spring, a spring lining and a spring stop block; the spring lining is sleeved on the rotating shaft hole, the spring lining is added in a reserved space between the gear selecting arm and the return spring to eliminate gaps, and due to the soft and compressible characteristics of the material of the spring lining, the normal tightening of the return spring can be ensured in the gear selecting process; the shaft sleeve A and the shaft sleeve B of the split type inner buckling structure are arranged between the rotating shaft hole and the rotating shaft, so that the problem of assembly shaking is solved; a circular groove is designed outside the gear selecting ball sleeve, the O-shaped ring is sleeved in the circular groove, the outer diameter of the O-shaped ring is slightly larger than that of the gear selecting ball sleeve by 0.1mm, and the clearance between the O-shaped ring and the gear selecting arm hole is eliminated after the gear selecting ball sleeve is assembled by utilizing the compressible resilience characteristic of a PU material, so that the play situation is reduced.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a novel gear shifting mechanism for an automobile.
Background
The automobile is a common tool for riding instead of walk in life, and the requirements of people on the performance of the automobile are higher and higher, particularly the automobile gear shifting mechanism, the main task of the automobile gear shifting mechanism is to transmit power, change the transmission ratio in the power transmission process so as to adjust or change the characteristics of an engine, and adapt to different driving requirements through speed change. According to the change of the running condition of the automobile, a driver operates the gear lever to change the combination and the division of the gears of the gear shifter with different proportions, so that the automobile can realize acceleration, deceleration or backing.
The existing automobile gear shifting mechanism has the following defects: (1) after the operating lever, the gear selecting arm and the support body are assembled, the operating lever is fixed in the left-right direction completely by a return spring in the N gear; the gear shifting mechanism usually adopts a tightening type return spring, when the gear shifting mechanism is in an N gear position, a clearance is required to be reserved between the return spring and a selection arm (the inner thread diameter is not enough to lock the selection arm when the return spring is tightened up in the gear selecting operation to influence the gear selecting stroke), the clearance reflects that slight shaking can be caused when the N gear is placed on a handle lever (2) because the selection arm and a rotating shaft hole are integrally injection-molded, the aperture is seriously out of round after molding, and a rotating shaft is an machined part, the size consistency is poor, so the problem that the selection arm and the rotating shaft are assembled and shaken cannot be thoroughly solved. (3) The existing installation modes of the control lever linkage shaft and the gear selecting arm hole are two, wherein the spherical surface of the control lever linkage shaft is directly installed in the gear selecting arm hole; the other is that the ball surface of the operating lever linkage shaft is provided with a selecting and changing ball sleeve, and then the ball sleeve is arranged in a gear selecting arm hole for assembly; however, both of the above-described mounting methods have a gap and cause a problem of shaking.
Disclosure of Invention
The invention aims to solve the problems that the conventional automobile gear shifting mechanism is difficult to return and shakes during assembly, and provides a novel automobile gear shifting mechanism.
The novel gear shifting mechanism for the automobile comprises a base, wherein the base is of a boss structure with a hollow bottom, and a mounting cavity is formed in a boss at the upper part of the base;
the gear shifting assembly comprises a gear shifting ball sleeve, a rotating inner ball and a handle rod; the gear shifting ball head shaft sleeve is fixed in the mounting cavity; the handle rod penetrates through the rotating inner ball and is in transmission connection with the rotating inner ball; the side surface of the rotating inner ball is also fixedly provided with a linkage shaft; the linkage shaft extends out of the side face of the mounting cavity;
the gear selecting arm is provided with a rotating shaft hole and a through hole, a gear selecting ball sleeve is arranged in the through hole, and the spherical end of the linkage shaft is fixed in the gear selecting ball sleeve;
the rotating shaft penetrates through the rotating shaft hole and obliquely fixes the gear selecting arm on the side surface of the base;
the reset assembly comprises a reset spring, a spring lining and a spring stop block; the return spring is sleeved on the spring lining; the spring lining is sleeved on the rotating shaft hole; the spring stop block is fixed on the gear selecting arm; and the extending section of the return spring is buckled on the spring stop block.
Furthermore, the rotating outer ball is wrapped outside the rotating inner ball.
Furthermore, the outer side end of the gear selecting arm of the rotating shaft is sequentially sleeved with a shaft sleeve B and a split retainer ring from inside to outside, and the shaft sleeve B is of a split type inner buckling structure.
Further, a gasket is arranged between the shaft sleeve B and the split retainer ring.
Further, still fill up between spring inside lining and the pivot and be equipped with axle sleeve A, axle sleeve A sets up to detain the structure in the split type.
Furthermore, an O-shaped ring is sleeved outside the gear selecting ball sleeve.
Furthermore, the two spring stop blocks are respectively fixed through a fixing piece A fixed on the gear selecting arm and a fixing piece B fixed on the side face of the base.
Furthermore, four screw holes are further formed in the bottom frame of the base and are set to be sunken holes.
Furthermore, the base is also provided with a ball cover plate at the top of the mounting cavity.
Furthermore, the bottom of the gear selecting arm is provided with an assembling hole.
The invention has the beneficial effects that: 1. a spring lining is added in a reserved space between the gear selecting arm and the return spring for eliminating a gap, and due to the soft and compressible characteristics of the material of the spring lining, the normal tightening of the return spring can be ensured in the gear selecting process; 2. the shaft sleeve A and the shaft sleeve B of the split type inner buckling structure are arranged between the rotating shaft hole and the rotating shaft, so that the problem of assembly shaking is solved; 3. a circular groove is designed outside the gear selecting ball sleeve, an O-shaped ring is sleeved in the circular groove, the outer diameter of the O-shaped ring is slightly larger than that of the gear selecting ball sleeve by 0.1mm, and the clearance between the gear selecting ball sleeve and a gear selecting arm hole is eliminated after the gear selecting ball sleeve is assembled by utilizing the compressible resilience characteristic of a PU material, so that the play situation is reduced.
Drawings
FIG. 1 is a schematic view of the overall configuration of the shift mechanism;
FIG. 2 is a schematic illustration of the shift mechanism in a disassembled configuration;
FIG. 3 is a schematic view of the overall configuration of the shift assembly;
FIG. 4 is an exploded view of the shift assembly;
FIG. 5 is a side schematic view of an exploded configuration of the selector arm and reset assembly;
FIG. 6 is another side schematic view of the explosive structure of the selector arm and reset device;
in the figure, 1-base, 2-reset component, 3-gear shift component, 11-screw hole, 12-mounting cavity, 13-fixing piece B, 14-ball cover plate, 21-gear selecting arm, 211-through hole, 212-rotating shaft hole, 213-assembly hole, 214-fixing piece, A22-spring lining, 23-return spring, 24-spring stop, 25-rotating shaft, 26-shaft sleeve A, 27-gear selecting ball sleeve, 271-O ring, 28-shaft sleeve B, 29-opening retainer ring, 290-washer, 31-gear shifting ball sleeve, 32-handle bar, 33-rotating outer ball, 34-rotating inner ball and 35-linkage shaft.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Example (b):
as shown in fig. 1 to 6, the novel gear shifting mechanism for the automobile comprises a base 1, wherein the base 1 is of a boss structure with a hollow bottom, and a mounting cavity 12 is arranged in a boss at the upper part of the base 1; the mounting cavity 12 is of a rectangular groove-shaped structure;
a shift assembly 3, said shift assembly 3 comprising a shift ball sleeve 31, a rotating inner ball 34 and a handle bar 32; the gear shifting ball sleeve 31 is fixed in the mounting cavity 12; the rotating inner ball 34 is movably arranged in the shifting ball head sleeve 31, and the handle rod 32 penetrates through the rotating inner ball 34 and is in transmission connection with the rotating inner ball 34; the penetrating part of the handle rod 32 is connected with the automobile gear; a linkage shaft 35 is fixedly arranged on the side surface of the rotating inner ball 34; the linkage shaft 35 extends out from the side surface of the mounting cavity 12, and the extending end of the linkage shaft 35 is in a spherical shape; the outer part of the rotating inner ball 34 is wrapped with a rotating outer ball 33. The arrangement of the rotating outer ball 33 ensures the flexibility of the rotating inner ball 34.
The gear selecting arm 21 is provided with a rotating shaft hole 212 and a through hole 211, a gear selecting ball sleeve 27 is arranged in the through hole 211, and the spherical end of the linkage shaft 35 is fixed in the gear selecting ball sleeve 27; an O-shaped ring 271 is sleeved outside the gear selecting ball sleeve 27. A circular groove is designed on the outer circle of the gear selecting ball sleeve 27, an O-shaped ring 271 is sleeved in the circular groove, the outer diameter of the O-shaped ring 271 is slightly larger than that of the gear selecting ball sleeve 27 by 0.1mm, and the clearance between the O-shaped ring and the through hole 211 is eliminated after the O-shaped ring is assembled by utilizing the compressible and resilient characteristic of PU materials.
The rotating shaft 25 penetrates through the rotating shaft hole 212 and obliquely fixes the gear selecting arm 21 on the side surface of the base 1;
the reset assembly 2 comprises a reset spring 23, a spring lining 22 and a spring stop 24; the return spring 23 is sleeved on the spring lining 22; the spring lining 22 is sleeved on the rotating shaft hole 212; the spring stop 24 is fixed on the gear selection arm 21; the extending section of the return spring 23 is buckled on a spring stop 24. The spring lining 22 is added in the reserved space between the gear selecting arm 21 and the return spring 23 to eliminate the gap, and due to the soft and compressible characteristics of the material of the spring lining 22, the normal tightening of the return spring 23 can be ensured in the gear selecting process.
The outer side end of the gear selecting arm 21 of the rotating shaft 25 is sequentially sleeved with a shaft sleeve B28 and a split retainer ring 29 from inside to outside, and the shaft sleeve B28 is of a split type inner buckle structure. A shaft sleeve A26 is further padded between the spring lining 22 and the rotating shaft 25, and the shaft sleeve A26 is of a split type inner buckle structure. Through set up axle sleeve A26 and axle sleeve B28 of split type inside-buckling structure between pivot hole 212 and pivot 25, the unilateral interference 0.2mm of axle sleeve inside-buckling position and pivot diameter, split type inside-buckling structure can outwards be variant expand 0.5mm, can optimize the rocking gap of selecting the pivot hole 212 of shelves arm 21 and pivot 25 assembly. A gasket 290 is also disposed between the sleeve B28 and the split washer 29. The washer 290 serves to prevent forces between the damping sleeve B28 and the split washer 29, enhancing the useful life of both.
The two spring stoppers 24 are fixed by a fixing member a214 fixed to the shift selecting arm 21 and a fixing member B13 fixed to a side surface of the base 1.
The bottom frame department of base 1 still is provided with four screw holes 11, screw hole 11 sets up to sunken hole. Screw hole 11 that the sunken form set up is used for the screw to fix the support on vehicle chassis on the one hand, and the screw of being convenient for on the other hand is hidden, prevents that the screw from wearing and tearing.
The base 1 is also provided with a ball cover plate 14 at the top of the mounting cavity 12. The ball cover plate 14 is used for protecting and limiting the gear shifting component 3.
The bottom of the gear selecting arm 21 is provided with an assembling hole 213. The mounting hole 213 is used to assist the entire gear shift mechanism in mounting the gear of the vehicle.
The working principle of the invention is as follows:
the spring lining 22 is added in the reserved space between the gear selecting arm 21 and the return spring 23 to eliminate the gap, and due to the soft and compressible characteristics of the material of the spring lining 22, the normal tightening of the return spring 23 can be ensured in the gear selecting process.
A circular groove is designed on the outer circle of the gear selecting ball sleeve 27, an O-shaped ring 271 is sleeved in the circular groove, the outer diameter of the O-shaped ring 271 is slightly larger than that of the gear selecting ball sleeve 27 by 0.1mm, and the clearance between the O-shaped ring and the through hole 211 is eliminated after the O-shaped ring is assembled by utilizing the compressible and resilient characteristic of PU materials.
Through set up axle sleeve A26 and axle sleeve B28 of split type inside-buckling structure between pivot hole 212 and pivot 25, the unilateral interference 0.2mm of axle sleeve inside-buckling position and pivot diameter, split type inside-buckling structure can outwards be variant expand 0.5mm, can optimize the rocking gap of selecting the pivot hole 212 of shelves arm 21 and pivot 25 assembly.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. The utility model provides a car is with novel gearshift which characterized in that: the base comprises a base (1), wherein the base (1) is of a boss structure with a hollow bottom, and a mounting cavity (12) is arranged in a boss at the upper part of the base (1);
the gear shifting assembly (3) comprises a gear shifting ball sleeve (31), a rotating inner ball (34) and a handle rod (32); the gear shifting ball sleeve (31) is fixed in the mounting cavity (12); the rotating inner ball (34) is movably arranged in the gear shifting ball head shaft sleeve (31), and the handle rod (32) penetrates through the rotating inner ball (34) and is in transmission connection with the rotating inner ball (34); a linkage shaft (35) is also fixedly arranged on the side surface of the rotating inner ball (34); the linkage shaft (35) extends out of the side surface of the mounting cavity (12);
the gear selecting arm (21), a rotating shaft hole (212) and a through hole (211) are arranged on the gear selecting arm (21), a gear selecting ball sleeve (27) is arranged in the through hole (211), and the spherical end of the linkage shaft (35) is fixed in the gear selecting ball sleeve (27);
the rotating shaft (25), the said rotating shaft (25) crosses the rotating shaft hole (212) and fixes the gear-selecting arm (21) obliquely on the side of the base (1);
the reset assembly (2), the reset assembly (2) comprises a reset spring (23), a spring liner (22) and a spring stop block (24); the return spring (23) is sleeved on the spring lining (22); the spring lining (22) is sleeved on the rotating shaft hole (212); the spring stop block (24) is fixed on the gear selecting arm (21); the extending section of the return spring (23) is buckled on a spring stop block (24).
2. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the outer part of the rotating inner ball (34) is wrapped with a rotating outer ball (33).
3. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the outer side end of the rotating shaft (25) on the gear selecting arm (21) is sequentially sleeved with a shaft sleeve B (28) and a split retainer ring (29) from inside to outside, and the shaft sleeve B (28) is of a split type inner buckle structure.
4. The novel gear shift mechanism for the automobile according to claim 3, characterized in that: a gasket (290) is arranged between the shaft sleeve B (28) and the split retainer ring (29).
5. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: still fill up between spring inside lining (22) and pivot (25) and be equipped with axle sleeve A (26), axle sleeve A (26) set up to the interior knot structure of split type.
6. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: an O-shaped ring (271) is sleeved outside the gear selecting ball sleeve (27).
7. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the two spring stop blocks (24) are respectively fixed through a fixing piece A (214) fixed on the gear selecting arm (21) and a fixing piece B (13) fixed on the side face of the base (1).
8. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the bottom frame department of base (1) still is provided with four screw holes (11), screw hole (11) set up to sunken hole.
9. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the base (1) is also provided with a ball cover plate (14) at the top of the mounting cavity (12).
10. The novel gear shift mechanism for the automobile according to claim 1, characterized in that: the bottom of the gear selecting arm (21) is also provided with an assembling hole (213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010910125.3A CN112161043B (en) | 2020-09-02 | 2020-09-02 | Novel gear shifting mechanism for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010910125.3A CN112161043B (en) | 2020-09-02 | 2020-09-02 | Novel gear shifting mechanism for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112161043A true CN112161043A (en) | 2021-01-01 |
| CN112161043B CN112161043B (en) | 2022-04-29 |
Family
ID=73857819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010910125.3A Active CN112161043B (en) | 2020-09-02 | 2020-09-02 | Novel gear shifting mechanism for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112161043B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265325Y (en) * | 1996-06-12 | 1997-10-22 | 邵本君 | Theft-proof gear shift lever for car |
| US20030213326A1 (en) * | 2002-05-14 | 2003-11-20 | Fett Brian W. | Cable-operated transmission shifters |
| CN105840803A (en) * | 2016-03-31 | 2016-08-10 | 重庆长安汽车股份有限公司 | Selection arm neck bush of gear-shifting control assembly and installation structure thereof |
| CN106286799A (en) * | 2016-08-25 | 2017-01-04 | 宁波高发汽车控制系统股份有限公司 | Automobile gearshift mechanism assembly |
| CN206749539U (en) * | 2017-04-17 | 2017-12-15 | 合肥华骏汽车部件有限公司 | A kind of shifting rocking arm prevents wear-resisting mounting structure |
| CN209671588U (en) * | 2018-12-26 | 2019-11-22 | 广州汽车集团股份有限公司 | Press-down type manual gear shift mechanism and automobile |
| CN210196430U (en) * | 2019-06-25 | 2020-03-27 | 一汽解放汽车有限公司 | Variable speed controller assembly |
| CN210397676U (en) * | 2019-05-07 | 2020-04-24 | 广州汽车集团股份有限公司 | Elastic damping bush structure, manual gear shifting control mechanism and vehicle |
-
2020
- 2020-09-02 CN CN202010910125.3A patent/CN112161043B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265325Y (en) * | 1996-06-12 | 1997-10-22 | 邵本君 | Theft-proof gear shift lever for car |
| US20030213326A1 (en) * | 2002-05-14 | 2003-11-20 | Fett Brian W. | Cable-operated transmission shifters |
| CN105840803A (en) * | 2016-03-31 | 2016-08-10 | 重庆长安汽车股份有限公司 | Selection arm neck bush of gear-shifting control assembly and installation structure thereof |
| CN106286799A (en) * | 2016-08-25 | 2017-01-04 | 宁波高发汽车控制系统股份有限公司 | Automobile gearshift mechanism assembly |
| CN206749539U (en) * | 2017-04-17 | 2017-12-15 | 合肥华骏汽车部件有限公司 | A kind of shifting rocking arm prevents wear-resisting mounting structure |
| CN209671588U (en) * | 2018-12-26 | 2019-11-22 | 广州汽车集团股份有限公司 | Press-down type manual gear shift mechanism and automobile |
| CN210397676U (en) * | 2019-05-07 | 2020-04-24 | 广州汽车集团股份有限公司 | Elastic damping bush structure, manual gear shifting control mechanism and vehicle |
| CN210196430U (en) * | 2019-06-25 | 2020-03-27 | 一汽解放汽车有限公司 | Variable speed controller assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112161043B (en) | 2022-04-29 |
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