CN109139817B - Axle center gear shifting speed changer - Google Patents
Axle center gear shifting speed changer Download PDFInfo
- Publication number
- CN109139817B CN109139817B CN201811267526.0A CN201811267526A CN109139817B CN 109139817 B CN109139817 B CN 109139817B CN 201811267526 A CN201811267526 A CN 201811267526A CN 109139817 B CN109139817 B CN 109139817B
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- China
- Prior art keywords
- gear
- gear shifting
- shifting
- driven
- driven gear
- 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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- 230000002441 reversible effect Effects 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H2003/0818—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts comprising means for power-shifting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses an axle center gear shifting transmission, which comprises: an input device, a gear shifting device, and an output device; one end of the gear shifting device is connected with the input device, and the other end of the gear shifting device is connected with the output device; the input device transmits kinetic energy to the gear shifting device, and the kinetic energy is transmitted to the output device after gear shifting by the gear shifting device, so that kinetic energy transmission is realized; the gear shifting device includes: the gear shifting device comprises a reverse gear driven gear, a front forward gear driven gear, a rear forward gear driven gear, a gear shifting limiting device, a gear shifting rod, a gear shifting shaft sleeve, a first gear reverse gear shifting shaft and a second gear three gear shifting shaft. The connecting structure between each part is simple, the connecting mode is compact, the manufacturing cost is reduced, the resistance during gear shifting is reduced, the abrasion between gears is reduced, and the gear shifting is safer.
Description
Technical Field
The invention relates to the field of gear shifting transmissions, in particular to an axle center gear shifting transmission.
Background
The shifting fork and the shifting fork shaft are moved to realize the shifting of the synchronous gear position of the speed change synchronizer and the clutch gear shift mode between gear gears in the traditional speed change shifting, the eccentric shifting mode of the shifting fork and the shifting fork shaft is mainly utilized, but the eccentric shifting mode is troublesome in manufacturing due to more parts and larger in production resistance, abrasion among gears can be serious, the service life of the gear change transmission is shortened, the long-term abrasion can cause the condition that the gear is out of position or the gear shift is over, and finally the gear shift and the gear shift faults are caused.
Therefore, how to solve the problems of short service life and easy safety failure of the gear shifting transmission, and the manufacturing of fewer parts is very important to reduce the manufacturing cost.
Disclosure of Invention
In view of the above, the invention provides an axial center gear shifting transmission, which well solves the problems that the service life of the gear shifting transmission is shorter, safety faults are easy to cause, and the manufacturing cost is reduced due to the manufacturing of fewer parts.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a hub shift transmission comprising: an input device, a gear shifting device, and an output device; one end of the gear shifting device is connected with the input device, and the other end of the gear shifting device is connected with the output device; the input device transmits kinetic energy to the gear shifting device, and the kinetic energy is transmitted to the output device after gear shifting by the gear shifting device, so that kinetic energy transmission is realized; the gear shifting device includes: the gear shifting device comprises a reverse gear driven gear, a front forward gear driven gear, a rear forward gear driven gear, a gear shifting limiting device, a gear shifting rod, a gear shifting shaft sleeve, a first gear reverse gear shifting shaft and a second gear three gear shifting shaft;
the outer diameter of the gear shifting rod is provided with a gear shifting shaft sleeve;
one end of the gear shifting lever is provided with a reverse gear driven gear and a front forward gear driven gear in sequence from left to right, and the other end of the gear shifting lever is provided with a first-gear reverse gear shifting shaft;
a gear shifting limiting device is arranged between the gear shifting lever and the reverse gear driven gear and between the gear shifting lever and the front forward gear driven gear;
one end of the gear shifting shaft sleeve is provided with a rear forward gear driven gear, and the other end of the gear shifting shaft sleeve is provided with a two-gear and three-gear shifting shaft;
a gear shifting limiting device is arranged between the gear shifting shaft sleeve and the rear forward gear driven gear.
Preferably, an axle center gear shifting transmission, the gear shifting stop device includes: gear shifting limiting steel column and gear shifting limiting steel ball.
Preferably, one end of the gear shifting limiting steel column is connected with the gear shifting limiting steel ball, and the other end of the gear shifting limiting steel column is connected with the reverse gear driven gear and the front forward gear driven gear and is symmetrically arranged along the radial direction of the gear shifting rod.
Preferably, one end of the gear shifting limiting steel column is connected with the gear shifting limiting steel ball, and the other end of the gear shifting limiting steel column is connected with the rear forward gear driven gear and is symmetrically arranged along the radial direction of the gear shifting shaft sleeve.
Preferably, a shaft center shift transmission, the rear forward driven gear includes: a second-gear driven gear and a third-gear driven gear;
the second-gear driven gear and the third-gear driven gear are sequentially arranged outside the gear shifting bearing from left to right.
Preferably, an axle center gear shift transmission further includes: a backstop device; the backstop device is arranged on one side of the output device.
In summary, the present invention provides an axle center shift transmission, including: an input device, a gear shifting device, and an output device; one end of the gear shifting device is connected with the input device, and the other end of the gear shifting device is connected with the output device; the input device transmits kinetic energy to the gear shifting device, and the kinetic energy is transmitted to the output device after gear shifting by the gear shifting device, so that kinetic energy transmission is realized; the gear shifting device includes: the gear shifting device comprises a reverse gear driven gear, a front forward gear driven gear, a rear forward gear driven gear, a gear shifting limiting device, a gear shifting rod, a gear shifting shaft sleeve, a first gear reverse gear shifting shaft and a second gear three gear shifting shaft; the outer diameter of the gear shifting rod is provided with a gear shifting shaft sleeve; one end of the gear shifting lever is provided with a reverse gear driven gear and a front forward gear driven gear in sequence from left to right, and the other end of the gear shifting lever is provided with a first-gear reverse gear shifting shaft; a gear shifting limiting device is arranged between the gear shifting lever and the reverse gear driven gear and between the gear shifting lever and the front forward gear driven gear; one end of the gear shifting shaft sleeve is provided with a rear forward gear driven gear, and the other end of the gear shifting shaft sleeve is provided with a two-gear and three-gear shifting shaft; a gear shifting limiting device is arranged between the gear shifting shaft sleeve and the rear forward gear driven gear. The gear shifting device is simple in connection structure, compact in connection mode, capable of reducing manufacturing cost, reducing resistance in gear shifting, reducing abrasion between gears and safer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained as well for those skilled in the art without inventive effort.
FIG. 1 is a schematic diagram of an axial shifting transmission according to an embodiment of the present invention;
wherein 1 is input device, 21 is reverse gear driven gear, 22 is front portion forward gear driven gear, 23 is rear portion forward gear driven gear, 231 is second gear driven gear, 232 is third gear driven gear, 24 is gear shift stop device, 241 is gear shift stop steel column, 242 is gear shift stop steel ball, 25 is gear shift lever, 26 is gear shift shaft sleeve, 27 is first gear reverse gear shift shaft, 28 is second gear third gear shift shaft.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by persons skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
The embodiment of the invention provides an axle center gear shifting transmission, which is characterized by comprising the following core improvement points: an input device 1, a gear shifting device 2 and an output device 3; one end of the gear shifting device 2 is connected with the input device 1, and the other end is connected with the output device 3; the input device 1 transmits kinetic energy to the gear shifting device 2, and the kinetic energy is transmitted to the output device 3 after the gear shifting device 2 shifts gears, so that the kinetic energy transmission is realized; the gear shift device 2 includes: the reverse gear driven gear 21, the front forward gear driven gear 22, the rear forward gear driven gear 23, the gear shifting limiting device 24, the gear shifting lever 25, the gear shifting shaft sleeve 26, the first gear reverse gear shifting shaft 27 and the second gear third gear shifting shaft 28; the outer diameter of the gear shift lever 25 is provided with a gear shift shaft sleeve 26; one end of the gear shift lever 25 is provided with a reverse gear driven gear 21 and a front forward gear driven gear 22 in sequence from left to right, and the other end is provided with a first-gear reverse gear shift shaft 27; a gear shifting limiting device 24 is arranged between the gear shifting lever 25 and the reverse gear driven gear 21 as well as between the gear shifting lever and the front forward gear driven gear 22; one end of the gear shifting shaft sleeve 26 is provided with a rear forward gear driven gear 23, and the other end is provided with a second-gear and third-gear shifting shaft 28; a gear shifting limiting device 24 is arranged between the gear shifting shaft sleeve 26 and the rear forward gear driven gear 23. The gear shifting device is simple in connection structure, compact in connection mode, capable of reducing manufacturing cost, reducing resistance in gear shifting, reducing abrasion between gears and safer.
Specifically, the stop device that shifts includes: shift limit steel column 241 and shift limit steel ball 242; one end of the gear shifting limiting steel column 241 is connected with the gear shifting limiting steel ball 242, and the other end is connected with the reverse gear driven gear 21 and the front forward gear driven gear 22 and is symmetrically arranged along the radial direction of the gear shifting lever 25.
Specifically, one end of the gear-shifting limiting steel column 241 is connected with the gear-shifting limiting steel ball 242, and the other end is connected with the rear forward gear driven gear 23 and is symmetrically arranged along the radial direction of the gear-shifting shaft sleeve 26.
Specifically, the rear forward-gear driven gear 23 includes: a second-gear driven gear 231 and a third-gear driven gear 232; the second-gear driven gear 231 and the third-gear driven gear 232 are sequentially arranged outside the gear shifting shaft sleeve 26 from left to right.
Specifically, axle center gear shift derailleur still includes: a backstop device 4; the backstop device 4 is arranged on one side of the output device 3, when all forward gears are rotated forward, the backstop device locks if the forward gears are rotated reversely, so that the problem that the vehicle slides down when the vehicle is started on an uphill side is avoided, and the backstop device is safer.
Examples
The input device 1 transmits kinetic energy to the gear shifting device 2, the gear shifting device 2 pushes the position of the gear shifting lever 25 through the position movement of the first-gear reverse gear shifting shaft, the gear shifting lever 25 can push out the gear shifting limiting steel ball 242 because of the position movement, and the gear shifting limiting steel ball 242 pushes the gear shifting limiting steel column 241 to be in clearance clutch with the inner holes of the reverse gear driven gear 21 and the front forward gear driven gear 22 so as to realize the gear engaging and disengaging functions.
Similarly, the second-gear and third-gear shift shaft moves to push the position of the shift shaft sleeve 26, the shift shaft sleeve 26 moves to push out the shift limiting steel ball 242, and the shift limiting steel ball 242 pushes the shift limiting steel column 241 and the gap clutch of the inner holes of the second-gear driven gear 231 and the third-gear driven gear 232 so as to realize the gear engaging and disengaging functions. After the gear shifting is completed, the gear shifting device 2 transmits kinetic energy to the output device 3, so that the transmission of the kinetic energy is realized.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. A hub shift transmission comprising: an input device, a gear shifting device, and an output device; one end of the gear shifting device is connected with the input device, and the other end of the gear shifting device is connected with the output device; the input device transmits kinetic energy to the gear shifting device, and the kinetic energy is transmitted to the output device after gear shifting by the gear shifting device, so that kinetic energy transmission is realized; the gear shifting device is characterized by comprising: the gear shifting device comprises a reverse gear driven gear, a front forward gear driven gear, a rear forward gear driven gear, a gear shifting limiting device, a gear shifting rod, a gear shifting shaft sleeve, a first gear reverse gear shifting shaft and a second gear three gear shifting shaft;
the outer diameter of the gear shifting rod is provided with a gear shifting shaft sleeve;
one end of the gear shifting lever is provided with a reverse gear driven gear and a front forward gear driven gear in sequence from left to right, and the other end of the gear shifting lever is provided with a first-gear reverse gear shifting shaft;
a first gear shifting limiting device is arranged between the gear shifting lever and the reverse gear driven gear and between the gear shifting lever and the front forward gear driven gear;
one end of the gear shifting shaft sleeve is provided with a rear forward gear driven gear, and the other end of the gear shifting shaft sleeve is provided with a two-gear and three-gear shifting shaft;
a second gear shifting limiting device is arranged between the gear shifting shaft sleeve and the rear forward gear driven gear;
the first gear shifting limiting device and the second gear shifting limiting device both comprise: shift limit steel column and shift limit steel ball;
one end of a gear shifting limiting steel column of the first gear shifting limiting device is connected with a gear shifting limiting steel ball of the first gear shifting limiting device, and the other end of the gear shifting limiting steel column is connected with a reverse gear driven gear and a front forward gear driven gear and is symmetrically arranged along the radial direction of a gear shifting rod;
one end of a gear shifting limiting steel column of the second gear shifting limiting device is connected with a gear shifting limiting steel ball of the second gear shifting limiting device, and the other end of the gear shifting limiting steel column is connected with a rear forward gear driven gear and is symmetrically arranged along the radial direction of a gear shifting shaft sleeve;
the rear forward-gear driven gear includes: a second-gear driven gear and a third-gear driven gear;
the second-gear driven gear and the third-gear driven gear are sequentially arranged outside the gear shifting bearing from left to right;
further comprises: a backstop device;
the backstop device is arranged on one side of the output device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811267526.0A CN109139817B (en) | 2018-10-29 | 2018-10-29 | Axle center gear shifting speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811267526.0A CN109139817B (en) | 2018-10-29 | 2018-10-29 | Axle center gear shifting speed changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109139817A CN109139817A (en) | 2019-01-04 |
| CN109139817B true CN109139817B (en) | 2024-02-27 |
Family
ID=64806538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811267526.0A Active CN109139817B (en) | 2018-10-29 | 2018-10-29 | Axle center gear shifting speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109139817B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539195A (en) * | 2009-04-24 | 2009-09-23 | 福田雷沃国际重工股份有限公司 | Speed changing device of motor tricycle with gear reversing function |
| DE102008031456A1 (en) * | 2008-07-05 | 2010-01-07 | Entwicklungsgesellschaft für Getriebesysteme bmH | Powershift transmission for use in drive train of e.g. passenger car for drive application, has upstream transmission including shaft, which stays in connection with drive shaft by fixed transmission and is connected with support shaft |
| CN101846175A (en) * | 2009-04-14 | 2010-09-29 | 杨伟斌 | Double-clutch automatic gear shifting mechanism capable of avoiding negative torque phenomenon in gear shifting process |
| CN201651185U (en) * | 2010-02-10 | 2010-11-24 | 山东科技大学 | Reducer with stepless speed regulation function |
| JP2011241883A (en) * | 2010-05-18 | 2011-12-01 | Aisin Ai Co Ltd | Reverse shift mechanism of transmission |
| DE102012100536A1 (en) * | 2011-12-22 | 2013-06-27 | Getrag Ford Transmissions Gmbh | Manual transmission for vehicle, has input shaft, two output shafts, fixed wheels, idler wheels and switchable unit for rotational connection of idler wheels with input shaft |
| CN205173381U (en) * | 2015-11-26 | 2016-04-20 | 上海汽车变速器有限公司 | Six keep off manual indulging puts derailleur |
| CN108488362A (en) * | 2018-05-29 | 2018-09-04 | 力帆实业(集团)股份有限公司 | Engine for motorcycle speed changer structure |
| CN208900647U (en) * | 2018-10-29 | 2019-05-24 | 重庆金鑫滤清器制造有限公司 | A kind of axle center gear shift transmission |
-
2018
- 2018-10-29 CN CN201811267526.0A patent/CN109139817B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008031456A1 (en) * | 2008-07-05 | 2010-01-07 | Entwicklungsgesellschaft für Getriebesysteme bmH | Powershift transmission for use in drive train of e.g. passenger car for drive application, has upstream transmission including shaft, which stays in connection with drive shaft by fixed transmission and is connected with support shaft |
| CN101846175A (en) * | 2009-04-14 | 2010-09-29 | 杨伟斌 | Double-clutch automatic gear shifting mechanism capable of avoiding negative torque phenomenon in gear shifting process |
| CN101539195A (en) * | 2009-04-24 | 2009-09-23 | 福田雷沃国际重工股份有限公司 | Speed changing device of motor tricycle with gear reversing function |
| CN201651185U (en) * | 2010-02-10 | 2010-11-24 | 山东科技大学 | Reducer with stepless speed regulation function |
| JP2011241883A (en) * | 2010-05-18 | 2011-12-01 | Aisin Ai Co Ltd | Reverse shift mechanism of transmission |
| DE102012100536A1 (en) * | 2011-12-22 | 2013-06-27 | Getrag Ford Transmissions Gmbh | Manual transmission for vehicle, has input shaft, two output shafts, fixed wheels, idler wheels and switchable unit for rotational connection of idler wheels with input shaft |
| CN205173381U (en) * | 2015-11-26 | 2016-04-20 | 上海汽车变速器有限公司 | Six keep off manual indulging puts derailleur |
| CN108488362A (en) * | 2018-05-29 | 2018-09-04 | 力帆实业(集团)股份有限公司 | Engine for motorcycle speed changer structure |
| CN208900647U (en) * | 2018-10-29 | 2019-05-24 | 重庆金鑫滤清器制造有限公司 | A kind of axle center gear shift transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109139817A (en) | 2019-01-04 |
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