CN110925411A - Booster opening mechanism of gearbox control assembly - Google Patents
Booster opening mechanism of gearbox control assembly Download PDFInfo
- Publication number
- CN110925411A CN110925411A CN201911277005.8A CN201911277005A CN110925411A CN 110925411 A CN110925411 A CN 110925411A CN 201911277005 A CN201911277005 A CN 201911277005A CN 110925411 A CN110925411 A CN 110925411A
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- Prior art keywords
- booster
- input
- output
- shaft
- input shaft
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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
- F16H59/0278—Constructional features of the selector lever, e.g. grip parts, mounting or manufacturing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a booster opening mechanism of a gearbox control assembly, which comprises an input gear shifting rod, a booster input shifting block, a booster input shaft, a booster output shifting block and an output gear shifting rod, wherein the booster input shifting block is connected with the booster input shaft; one end of an input gear shifting rod extends into the control assembly shell and is fixedly connected with one end of a booster input shifting head, the other end of the booster input shifting head is connected with a booster input shaft, the other end of the booster input shaft is positioned in a booster output shaft, and the booster input shaft is connected with a booster valve core; the outer wall of the output shaft of the booster is sequentially connected with an output shifting block and an output gear shifting rod of the booster; when the booster input shaft moves, the valve core of the booster is opened, and the output shaft of the booster is pushed to move along the moving direction of the booster input shaft. The invention changes the booster opening structure of the inner shaft structure and the outer shaft structure of the control assembly into a two-section booster opening structure, changes the single and double-rod general operation into double-rod operation, greatly simplifies the structure of the control assembly, reduces the cost and improves the gear selection performance of the control assembly.
Description
Technical Field
The invention belongs to the field of gearboxes, and relates to a booster opening mechanism of a gearbox control assembly.
Background
At present, for promoting to shift experience, the booster is usually matched to gearbox operating mechanism, and the gearbox operating mechanism who matches the booster is for the helping hand function of shifting of realizing the booster of shifting, generally can adopt outer axle biaxial structure to realize that the booster opens, but, the structure of outer axle biaxial leads to operating mechanism structure complicacy to a certain extent, and is higher to part machining precision requirement, and then leads to part cost higher. Meanwhile, when the inner shaft and the outer shaft are in a double-shaft structure for gear selection operation, the friction resistance between internal parts of the operating mechanism is large, so that the gear selection resistance of the operating mechanism is large.
Disclosure of Invention
The invention aims to overcome the defects of complex structure and large gear selection resistance of the control mechanism matched with the booster in the prior art, and provides a booster opening mechanism of a gearbox control assembly.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a booster opening mechanism of a gearbox control assembly comprises an input gear shifting rod, a booster input shifting block, a booster input shaft, a booster output shifting block and an output gear shifting rod;
one end of an input gear shifting rod extends into the control assembly shell and is fixedly connected with one end of a booster input shifting head, the other end of the booster input shifting head is connected with a booster input shaft, the other end of the booster input shaft is positioned in a booster output shaft, and the booster input shaft is connected with a booster valve core; the outer wall of the output shaft of the booster is sequentially connected with an output shifting block and an output gear shifting rod of the booster;
when the booster input shaft moves, the valve core of the booster is opened, and the output shaft of the booster is pushed to move along the moving direction of the booster input shaft.
The invention further improves the following steps:
the booster gear shifting device is characterized by further comprising a cylindrical pin, wherein one end, extending into the control assembly shell, of the input gear shifting rod is provided with a cylindrical pin hole, one end of the cylindrical pin is connected with the inner wall of the control assembly shell, and the other end of the cylindrical pin penetrates through the cylindrical pin hole to be fixedly connected with one end of the booster input shifting head.
The device also comprises a limiting pin; the booster output shaft is provided with a side wall through hole on the side wall, a limit pin hole is arranged at one end of the booster input shaft inside the booster output shaft, and one end of a limit pin penetrates through the side wall through hole and is arranged inside the limit pin hole.
The input gear shifting rod stretches into one end inside the control assembly shell and is sleeved with a support bushing, and the outer wall of the support bushing is connected with the inner wall of the control assembly shell.
The output gear shifting rod is sleeved with a support bushing, and the outer wall of the support bushing is connected with the inner wall of the shell of the control assembly.
The input gear shifting rod and the output gear shifting rod are coaxially arranged, an axial protrusion is arranged at the end part of one end, extending into the interior of the control assembly shell, of the input gear shifting rod, and the axial protrusion is connected with a groove formed in the end part of the output gear shifting rod.
One end that booster output shifting block and output gear level are connected is seted up flat mounting hole, sets up the arch that matches with flat mounting hole on the output gear level.
Compared with the prior art, the invention has the following beneficial effects:
by arranging an input gear shifting rod, a booster input shifting block, a booster input shaft, a booster output shifting block and an output gear shifting rod, when gear shifting operation is needed, the input gear shifting rod is rotated to drive the booster input shifting block and the booster input shaft, after the booster input shaft moves, a booster valve core is opened to push the booster output shaft to move along the moving direction of the booster input shaft, the booster output shifting block and the output gear shifting rod are driven to rotate, the gear shifting process is realized by finally driving the gear shifting block of a gear box through the output gear shifting rod, a booster opening structure of an inner shaft structure and an outer shaft structure of an operation assembly is cancelled, a two-section booster opening structure is changed, single-double-rod general operation is changed into double-rod operation, the existing single-double-rod general structure is a transverse gear shifting rod, the gear selecting function is realized by the left-right, the horizontal gear shifting rod does not move left and right, the gear shifting head is driven to move left and right through the gear selecting shaft to achieve the gear selecting function, the gear selecting and shifting are respectively provided with the gear selecting rocker arm and the gear shifting rocker arm which are of a double-rod structure, the structure of an operation assembly is greatly simplified, the cost of the operation assembly is reduced, meanwhile, the horizontal gear shifting rod of the double-rod structure does not move left and right, the gear selecting resistance is small, the gear shifting performance is improved, and more directions and selections are provided for improvement of the transmission belt booster operation assembly.
And furthermore, a cylindrical pin is arranged, one end of the input gear shifting rod extending into the control assembly shell is provided with a cylindrical pin hole, one end of the cylindrical pin is connected with the inner wall of the control assembly shell, and the other end of the cylindrical pin penetrates through the cylindrical pin hole to be fixedly connected with one end of the input shifting block of the booster, so that stable transmission of the input gear shifting rod and the input shifting block of the booster is realized.
Further, set up the spacer pin, set up the lateral wall through-hole on the booster output shaft lateral wall, lie in that the booster input shaft lies in one of booster output shaft inside and serves and set up spacing pinhole, spacer pin one end is passed inside the lateral wall through-hole lies in spacing pinhole, restricts the maximum displacement difference of booster input shaft and booster output shaft, prevents to lead to the angle of shifting too big because of the displacement difference of booster input shaft and booster output shaft. When realizing booster inefficacy simultaneously, booster input shaft and booster output shaft carry out machinery through the spacer pin and shift.
Further, a support bushing is provided to enable support positioning of the output shift lever of the input shift lever.
Furthermore, the input gear shifting rod and the output gear shifting rod are coaxially arranged, an axial protrusion is arranged at the end part of one end, extending into the interior of the control assembly shell, of the input gear shifting rod, and the axial protrusion is connected with a groove formed in the end part of the output gear shifting rod, so that the axial and circumferential positioning functions are achieved.
Drawings
FIG. 1 is a schematic cross-sectional view of a booster opening mechanism of the present invention;
fig. 2 is a schematic cross-sectional view of an internal shift limiting structure of the booster according to the present invention.
Wherein: 1-input gear shift lever; 2-a first support bush; 3-steering assembly housing; 4-cylindrical pins; 5-booster input shifting block; 6-booster input shaft; 7-a booster output shaft; 8-booster output shifting block; 9-output gear shift lever; 10-a second support bush; 11-limiting pin.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1 and 2, the booster opening mechanism of the gearbox control assembly comprises an input gear shift lever 1, a first support bushing 2, a cylindrical pin 4, a booster input shifting block 5, a booster input shaft 6, a booster output shaft 7, a booster output shifting block 8, an output gear shift lever 9, a second support bushing 10 and a limit pin 11.
The input gear shifting rod comprises an input gear shifting rod 1, a first supporting bush 2, a booster input shifting head 5 and a second supporting bush 2, wherein one end of the input gear shifting rod 1 extends into the interior of an operation assembly shell 3, the first supporting bush 2 is sleeved on the input gear shifting rod 1, the input gear shifting rod 1 is connected with the inner wall of the operation assembly shell 3 through the first supporting bush 2, a cylindrical pin hole is formed in the end of the input gear shifting rod 1, one end of a cylindrical pin 4 penetrates through the cylindrical pin hole to be fixedly connected with one end of the booster input shifting head 5, the other end of the cylindrical pin 4 is connected with.
The 6 other ends of booster input shaft are located inside booster output shaft 7, spacer pin 11 is located between booster input shaft 6 and booster output shaft 7, 11 one ends of spacer pin are passed on 7 lateral walls of booster output shaft and are located inside the spacing pinhole of seting up on booster input shaft 6, and the diameter of spacing pinhole is greater than the diameter of spacer pin 11, the maximum displacement through 6 and booster output shaft 7 of spacer pin restriction booster input shaft is poor, prevent that the displacement difference because of booster input shaft 6 and booster output shaft 7 leads to the angle of shifting too big. When realizing booster inefficacy simultaneously, booster input shaft 6 and booster output shaft 7 carry out machinery through spacer pin 11 and shift, drive spacer pin 11 through booster input shaft 6, and spacer pin 11 drives booster output shaft 1 lateral shifting again and realizes the process of shifting.
7 outer walls of booster output shaft and 8 one ends of booster output shifting block are connected, set up flat mounting hole on 8 other ends of booster output shifting block, set up the assorted arch on flat mounting hole and the output gear level 9 and be connected, the structure of flat mounting hole prevents to export gear level 9 at the inside rotation of flat mounting hole, second support bush 10 is established to the cover on the output gear level 9, output gear level 9 passes through second support bush 10 and controls 3 inner wall connections of assembly casing, first support bush 2 and second support bush 10 all with control assembly casing 3 inner wall fixed connection.
The input gear shift lever 1 and the output gear shift lever 9 are coaxially arranged, an axial protrusion is arranged at the end part of one end, located inside the control assembly shell 3, of the input gear shift lever 1, and the axial protrusion is connected with a groove formed in the end part of the output gear shift lever 9 in a matched mode, so that the axial and circumferential positioning functions are achieved.
The input gear shifting rod 1 is supported and positioned through the first support bushing 2 and the output gear shifting rod 9, and the axial positioning is realized through the input shifting block 5 of the booster, so that the stability of the input gear shifting rod 1 is ensured; the output gear shifting rod 9 is supported and positioned through the second support bushing 10, and the axial positioning is realized through the output shifting block 8 of the booster and the input gear shifting rod 1, so that the stability of the output gear shifting rod 9 is ensured.
The working process of the invention is as follows:
when the gear shifting operation is carried out on the gearbox, the input gear shifting rod 1 is rotated, the input gear shifting rod 1 drives the booster input shifting block 5 to rotate through the cylindrical pin 4, the booster input shifting block 5 drives the booster input shaft 6 to move, and the booster input shaft 6 moves to open the booster valve core; the booster begins work, promotes booster output shaft 7 and removes, and the moving direction is the same with booster input shaft 6's moving direction, and booster output shaft 7 drives booster output shifting block 8 rotatory, and booster output shifting block 8 drives output gear level 9 rotatory, and output gear level 9 finally drives the gearbox shifting block and realizes the process of shifting.
The booster opening structure for operating the inner shaft and the outer shaft of the assembly is changed into a two-section booster opening structure, single-rod and double-rod general operation is changed into double-rod operation, and the operation structure is greatly simplified. According to the gear shifting limiting structure, the gear shifting limiting structure is additionally arranged in the booster, namely the limiting pin 11 is used for limiting the maximum displacement difference between the booster input shaft 6 and the booster output shaft 7, so that the gear shifting angle and stroke limiting functions are realized, meanwhile, the emergency gear shifting function can be realized, and the gear shifting function of a gearbox under the conditions of failure of the booster and emergency is ensured. The invention not only reduces the cost of the operation assembly by simplifying the structure of the operation assembly, but also improves the gear selection performance of the operation assembly, and provides more directions and selections for the improvement of the operation assembly of the transmission with the power assisting device.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (7)
1. A booster opening mechanism of a gearbox control assembly is characterized by comprising an input gear shifting rod (1), a booster input shifting block (5), a booster input shaft (6), a booster output shaft (7), a booster output shifting block (8) and an output gear shifting rod (9);
one end of an input gear shifting rod (1) extends into a control assembly shell (3) and is fixedly connected with one end of a booster input shifting head (5), the other end of the booster input shifting head (5) is connected with a booster input shaft (6), the other end of the booster input shaft (6) is positioned in a booster output shaft (7), and the booster input shaft (6) is connected with a booster valve core; the outer wall of the output shaft (7) of the booster is sequentially connected with an output shifting block (8) of the booster and an output gear shifting rod (9);
when the booster input shaft (6) moves, the booster valve core is opened, and the booster output shaft (7) is pushed to move along the moving direction of the booster input shaft (6).
2. The booster opening mechanism of the gearbox operating assembly according to claim 1, characterized by further comprising a cylindrical pin (4), wherein one end of the input gear shifting rod (1) extending into the operating assembly shell (3) is provided with a cylindrical pin hole, one end of the cylindrical pin (4) is connected with the inner wall of the operating assembly shell (3), and the other end of the cylindrical pin (4) penetrates through the cylindrical pin hole to be fixedly connected with one end of the booster input shifting block (5).
3. A booster opening mechanism of a transmission operating assembly according to claim 1, further comprising a limit pin (11); the side wall through hole is formed in the side wall of the booster output shaft (7), the limiting pin hole is formed in one end, located inside the booster output shaft (7), of the booster input shaft (6), and one end of the limiting pin (11) penetrates through the side wall through hole and is located inside the limiting pin hole.
4. Booster opening mechanism of a gearbox actuating assembly according to claim 1, characterised in that the end of the input gear shift lever (1) extending into the interior of the actuating assembly housing (3) is provided with a support bush, the outer wall of which is connected to the inner wall of the actuating assembly housing (3).
5. Booster opening mechanism of a gearbox actuating assembly according to claim 1, characterised in that the output shift lever (9) is fitted with a support bush, the outer wall of which is connected to the inner wall of the actuating assembly housing (3).
6. Booster opening mechanism of a gearbox actuating assembly according to claim 1, characterised in that the input shift lever (1) and the output shift lever (9) are coaxially arranged and that the end of the input shift lever (1) that protrudes inside the actuating assembly housing (3) is provided with an axial projection that is connected to a recess made in the end of the output shift lever (9).
7. A booster opening mechanism of a transmission operating assembly according to claim 1, characterized in that a flat mounting hole is provided on the end of the booster output dial (8) connected to the output shift lever (9), and a protrusion matching with the flat mounting hole is provided on the output shift lever (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911277005.8A CN110925411A (en) | 2019-12-12 | 2019-12-12 | Booster opening mechanism of gearbox control assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911277005.8A CN110925411A (en) | 2019-12-12 | 2019-12-12 | Booster opening mechanism of gearbox control assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110925411A true CN110925411A (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911277005.8A Pending CN110925411A (en) | 2019-12-12 | 2019-12-12 | Booster opening mechanism of gearbox control assembly |
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| Country | Link |
|---|---|
| CN (1) | CN110925411A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5850760A (en) * | 1995-12-29 | 1998-12-22 | Kia Heavy Industries Corporation | Booster for transmission gear boxes |
| EP1630460A2 (en) * | 2004-08-27 | 2006-03-01 | Zf Friedrichshafen Ag | Gearshift device for the transmission of a motor vehicle |
| CN103939594A (en) * | 2014-03-14 | 2014-07-23 | 陕西法士特齿轮有限责任公司 | Double-bar control mechanism with gear shifting booster transmission |
| CN205371591U (en) * | 2015-12-26 | 2016-07-06 | 綦江齿轮传动有限公司 | Integrated form selection keeps off, operating mechanism shifts |
| CN106195239A (en) * | 2016-08-31 | 2016-12-07 | 陕西法士特齿轮有限责任公司 | A kind of transmission control |
| CN106461076A (en) * | 2014-05-16 | 2017-02-22 | 康斯博格汽车股份公司 | A gear shift system |
-
2019
- 2019-12-12 CN CN201911277005.8A patent/CN110925411A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5850760A (en) * | 1995-12-29 | 1998-12-22 | Kia Heavy Industries Corporation | Booster for transmission gear boxes |
| EP1630460A2 (en) * | 2004-08-27 | 2006-03-01 | Zf Friedrichshafen Ag | Gearshift device for the transmission of a motor vehicle |
| CN103939594A (en) * | 2014-03-14 | 2014-07-23 | 陕西法士特齿轮有限责任公司 | Double-bar control mechanism with gear shifting booster transmission |
| CN106461076A (en) * | 2014-05-16 | 2017-02-22 | 康斯博格汽车股份公司 | A gear shift system |
| CN205371591U (en) * | 2015-12-26 | 2016-07-06 | 綦江齿轮传动有限公司 | Integrated form selection keeps off, operating mechanism shifts |
| CN106195239A (en) * | 2016-08-31 | 2016-12-07 | 陕西法士特齿轮有限责任公司 | A kind of transmission control |
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Application publication date: 20200327 |