CN101865282B - Reverse-gear pull-pin gear shift system with function of linkage of self-locking and interlocking - Google Patents
Reverse-gear pull-pin gear shift system with function of linkage of self-locking and interlocking Download PDFInfo
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- CN101865282B CN101865282B CN 201010214670 CN201010214670A CN101865282B CN 101865282 B CN101865282 B CN 101865282B CN 201010214670 CN201010214670 CN 201010214670 CN 201010214670 A CN201010214670 A CN 201010214670A CN 101865282 B CN101865282 B CN 101865282B
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Abstract
The invention relates to a reverse-gear pull-pin gear shift system with the function of linkage of self-locking and interlocking in the technical field of automobile transmissions, which comprises a five-range reverse gear shifting block, a five-range declutch shift shaft, a reverse gear declutch shift shaft, a reverse gear pull pin, a five-range shifting fork, a reverse gear self-locking mechanism and two reverse gear interlocking mechanisms, wherein the five-range reverse gear shifting block is fixed on the five-range declutch shift shaft; the reserve gear pull pin and the five-range shifting fork are simultaneously connected to the five-range declutch shift shaft and the reserve gear declutch shift shaft in a sleeved mode; the reserve gear self-locking mechanism is fixedly arranged on the reserve gear pull pin and is contacted with the reserve gear declutch shift shaft; and two reserve gear interlocking mechanisms are respectively fixed on the reserve gear pull pin and the five-range shifting fork and are respectively contacted with the five-range declutch shift shaft and the reserve declutch shift shaft. The invention has three functions of revers gear and gear engagement, positioning of the reserve back gear and five-range gear engagement, and improves the hand feel of revers gear and gear engagement and accurate limit of the backgear, and improves the reliability of interlocking of five reserve ranges.
Description
Technical field
What the present invention relates to is a kind of device of manual gear of vehicle technical field, specifically is a kind of reverse gear finger gear change system with self-locking and interlocking linkage.
Background technique
The main field of reverse gear finger shifting system is aspect mechanical type.Tradition reverse gear gearshift mainly is made up of gearshift axle and selector fork.Traditional mechanism is simple in structure, and reliable operation is widely used on the various automobile, but traditional reverse gear gearshift exists gearshift feel difference and reverse gear neutral position to locate not shortcoming accurately.Reverse gear finger shifting system can be eliminated above-mentioned shortcoming.This type systematic mainly be comprised the reverse gear gearshift, reverse gear is self-align and five grades the gearshift these three major functions.This mechanism has simple in structure, gearshift good hand touch, advantage such as the self-locking interlocking is reliable.
Find through retrieval prior art, Chinese patent literature CN2414946Y, notice of authorization day, 2007.1.17 put down in writing a kind of: motor tricycle external reverse gear mechanism, this technology comprises: comprise drive sprocket (4), bearing (3,5,9), driven sprocket (8), main shaft (12), nut (21,19,18,16), regulator (17,20), it is characterized in that: mandrel (2) is housed in main shaft (12), one end of mandrel (2) is connected with backguy (1), and the other end links to each other with spline gear (7) by finger (10); It is the external splines gear that the external end head of backguy (1) is connected spline gear (7) with reverse lever (24), and it and drive chain wheel seat (25) are slidingly connected.One side of spline gear (7) has dog, this dog be sleeved on main shaft (12) on driving gear (6) on groove corresponding; Casing (15) is hung on the supporting rod (22), and supporting rod (22) is hung on the supporting base (23); In casing (15), gear (13 and 14) is housed through axle (II, III).But the shortcoming that this technology has is: the mechanism structure complexity of this type, there is not the self-locking design of finger, and shelves are moved back in gear shift, and to go into the position sense poor.The maintenance complexity of this type of reverse gear mechanism, higher to matching requirements.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of reverse gear finger gear change system with self-locking and interlocking linkage is provided, can have that reverse gear is put into gear, reverse gear location and five grades are put into gear three functions and improve reverse gear put into gear feel and accurate spacing reverse gear, effectively improve five reverse gear interlocking reliabilities simultaneously.
The present invention is achieved by the following technical solutions, the present invention includes: five grades of reverse gear shifting blocks, five grades of declutch shift shafts, reverse speed shift rod, the reverse gear finger, five grades of shift forks, reverse gear self-locking mechanism and reverse-gear mutual interlocking gear, wherein: five grades of reverse gear shifting blocks are fixedly set on five grades of declutch shift shafts, reverse gear finger and five grades of shift forks all are socketed on five grades of declutch shift shafts and the reverse speed shift rod simultaneously, reverse gear self-locking mechanism is fixedly set on the reverse gear finger and with reverse speed shift rod and contacts, and two reverse-gear mutual interlocking gears are fixedly set in respectively on reverse gear finger and five grades of shift forks and also contact with five grades of declutch shift shafts and reverse speed shift rod respectively.
Described reverse gear self-locking mechanism comprises: reverse gear self-locking steel ball and reverse gear self-locking spring, wherein: the two ends of reverse gear self-locking spring contact with reverse gear self-locking steel ball and reverse gear finger respectively, and the reverse gear self-locking steel ball contacts with reverse speed shift rod.
Described reverse speed shift rod is provided with the lock-bit groove.
Described lock-bit groove be the W font structure, the bottom land circular arc is excessive, when being in neutral position, the reverse gear self-locking steel ball be in the left side groove in, after changing to neutral gear, the reverse gear self-locking steel ball is positioned at the right side groove.This locating slot cooperates steel ball, plays the effect of location and increase gearshift feel.
Described reverse-gear mutual interlocking gear comprises: five grades of interlocking steel balls and reverse gear interlocking steel ball, wherein: five grades of interlocking steel balls are positioned at five grades of shift fork steel ball holes and contact with five grades of declutch shift shafts, reverse gear interlocking steel ball is positioned at reverse gear finger steel ball hole and contacts with reverse speed shift rod, and described five grades of declutch shift shafts and reverse speed shift rod are provided with the interlocking locating slot respectively.
Described interlocking locating slot contacts with five grades of interlocking steel balls and reverse gear interlocking steel ball in shift process, the interlocking steel ball is followed stressed five grades of shift forks and the reverse gear finger moves together, and include in the interlocking locating slot of five grades of declutch shift shafts, thereby play the five grades of effects of pinning reverse gear and hanging five grades of reverse gear pinnings of hanging.
Adopt the structure of built-in reverse gear self-locking steel ball and reverse gear interlocking steel ball in the design of reverse gear finger, formed the effect of self-locking and interlocking linkage, increased reverse gear finger motion credibility, and improved the feel of hanging reverse gear.Reverse gear interlocking steel ball, when hanging reverse gear, reverse gear interlocking steel ball moves with finger is whole, and when withdrawing from reverse gear, the interlocking steel ball works to drive the finger return.The reverse gear self-locking steel ball is used self-lock force, the reverse gear finger is fixed in the self-locking grooves of corresponding " neutral gear " or " reverse gear " two positions on the reverse gear shaft, plays the effect of accurate spacing reverse gear.
Description of drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 uses schematic representation for embodiment.
Embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises: five grades of reverse gear shifting blocks 1, five grades of declutch shift shafts 2, reverse speed shift rod 3, reverse gear finger 4, five grades of shift forks 5, reverse gear self-locking mechanism 6 and reverse-gear mutual interlocking gear 7, wherein: five grades of reverse gear shifting blocks are fixedly set on five grades of declutch shift shafts 2, reverse gear finger 4 and five grades of shift forks 5 all are socketed on five grades of declutch shift shafts 2 and the reverse speed shift rod 3 simultaneously, reverse gear self-locking mechanism 6 is fixedly set on the reverse gear finger 4 and with reverse speed shift rod 3 and contacts, and two reverse-gear mutual interlocking gears 7 are fixedly set in respectively on reverse gear finger 4 and five grades of shift forks 5 and also contact with five grades of declutch shift shafts 2 and reverse speed shift rod 3 respectively.
Described reverse gear self-locking mechanism 6 comprises: reverse gear self-locking steel ball 8 and reverse gear self-locking spring 9, wherein: the two ends of reverse gear self-locking spring 9 contact with reverse gear self-locking steel ball 8 and reverse gear finger 4 respectively, reverse gear self-locking steel ball 8 contacts with reverse speed shift rod 3, and described reverse speed shift rod 3 is provided with the lock-bit groove.
Described lock-bit groove is the W font structure, and the bottom land circular arc is excessive, and when being in neutral position, reverse gear self-locking steel ball 8 is in the groove of left side, and after changing to neutral gear, reverse gear self-locking steel ball 8 is positioned at the right side groove.This locating slot cooperates steel ball, plays the effect of location and increase gearshift feel.
Described reverse-gear mutual interlocking gear 7 comprises: five grades of interlocking steel balls 10 and reverse gear interlocking steel ball 11, wherein: five grades of interlocking steel balls 10 be positioned at five grades of shift fork 5 steel ball holes and with five grades of declutch shift shafts 2 to contacting, reverse gear interlocking steel ball 11 is positioned at reverse gear finger 4 steel ball holes and contacts with reverse speed shift rod 3.
Be equipped with interlocking locating slot 13 on described five grades of declutch shift shafts 2 and the reverse speed shift rod 3.
Described interlocking locating slot 13 cooperates five grades of interlocking steel balls 10 and reverse gear interlocking steel ball 11, in shift process, the interlocking steel ball is followed stressed five grades of shift forks 5 and reverse gear finger 4 moves together, and include in the interlocking locating slot 13 of five grades of declutch shift shafts 2, thereby play the five grades of effects of pinning reverse gear and hanging five grades of reverse gear pinnings of hanging.
The end of described five grades of declutch shift shafts 2 is fixed with five grades of plug screws 12 and five grades of back-up rings 13 respectively to limit the extreme displacement of five grades of shift forks 5, prevents that five grades of shift fork 5 returns are excessive.
Described five grades of reverse gear shifting blocks 1 specifically are fixedly set on five grades of declutch shift shafts 2 by resilient key, and the shapes/configurations technology contents of this resilient key is: fix five grades of reverse gear shifting blocks 1 and five grades of declutch shift shafts 2 by interference fit.In gearshift, five grades of reverse gear shifting blocks 1 drive five grades of declutch shift shafts 2, and unidirectional pulling reverse gear finger 4 and five grades of shift forks 5 only to the direction motion of putting into gear.
Claims (6)
1. reverse gear finger gear change system with self-locking and interlocking linkage, comprise: five grades of reverse gear shifting blocks, five grades of declutch shift shafts, reverse speed shift rod, the reverse gear finger, five grades of shift forks, reverse gear self-locking mechanism and reverse-gear mutual interlocking gear, it is characterized in that: five grades of reverse gear shifting blocks are fixedly set on five grades of declutch shift shafts, reverse gear finger and five grades of shift forks all are socketed on five grades of declutch shift shafts and the reverse speed shift rod simultaneously, reverse gear self-locking mechanism is fixedly set on the reverse gear finger and with reverse speed shift rod and contacts, be set with a reverse-gear mutual interlocking gear separately on reverse gear finger and five grades of shift forks, these two reverse-gear mutual interlocking gears contact with five grades of declutch shift shafts and reverse speed shift rod respectively.
2. system according to claim 1, it is characterized in that, described reverse gear self-locking mechanism comprises: reverse gear self-locking steel ball and reverse gear self-locking spring, wherein: the two ends of reverse gear self-locking spring contact with reverse gear self-locking steel ball and reverse gear finger respectively, the reverse gear self-locking steel ball contacts with reverse speed shift rod, and described reverse speed shift rod is provided with the lock-bit groove.
3. system according to claim 2 is characterized in that, described lock-bit groove be the W font structure, the bottom land circular arc is excessive, and when being in neutral position, the reverse gear self-locking steel ball is in the groove of left side, after changing to neutral gear, the reverse gear self-locking steel ball is positioned at the right side groove.
4. system according to claim 1, it is characterized in that, described reverse-gear mutual interlocking gear comprises: five grades of interlocking steel balls and reverse gear interlocking steel ball, wherein: five grades of interlocking steel balls are positioned at five grades of shift fork steel ball holes and contact with five grades of declutch shift shafts, and reverse gear interlocking steel ball is positioned at reverse gear finger steel ball hole and contacts with reverse speed shift rod.
5. system according to claim 4 is characterized in that, is equipped with the interlocking locating slot on described five grades of declutch shift shafts and the reverse speed shift rod.
6. system according to claim 5, it is characterized in that, described interlocking locating slot contacts with five grades of interlocking steel balls and reverse gear interlocking steel ball in shift process, and the interlocking steel ball is followed stressed five grades of shift forks and the reverse gear finger moves together, and includes in the interlocking locating slot of five grades of declutch shift shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214670 CN101865282B (en) | 2010-06-30 | 2010-06-30 | Reverse-gear pull-pin gear shift system with function of linkage of self-locking and interlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010214670 CN101865282B (en) | 2010-06-30 | 2010-06-30 | Reverse-gear pull-pin gear shift system with function of linkage of self-locking and interlocking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101865282A CN101865282A (en) | 2010-10-20 |
| CN101865282B true CN101865282B (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010214670 Active CN101865282B (en) | 2010-06-30 | 2010-06-30 | Reverse-gear pull-pin gear shift system with function of linkage of self-locking and interlocking |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443745A (en) * | 2014-07-29 | 2016-03-30 | 广州汽车集团股份有限公司 | Gear shifting executing mechanism of dual clutch transmission |
| CN108674180A (en) * | 2018-06-09 | 2018-10-19 | 无锡正瑞汽车传动技术有限公司 | A kind of motion of dual power drive system shift fork axle |
| CN111503262A (en) * | 2020-05-12 | 2020-08-07 | 株洲齿轮有限责任公司 | Control method for shifting fork shaft of transmission |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1412028A (en) * | 2002-11-28 | 2003-04-23 | 上海汽车股份有限公司 | Locking device of five/reverse gear gear-selecting and gear-shifting mechanism for automobile speed changer |
| CN2835715Y (en) * | 2005-10-28 | 2006-11-08 | 重庆青山工业有限责任公司 | Gear Shifting mechanism for mechanical transmission |
| CN201074673Y (en) * | 2007-09-14 | 2008-06-18 | 中国重汽集团济南技术中心有限公司 | Control mechanism of gearbox |
| CN201306424Y (en) * | 2008-03-17 | 2009-09-09 | 梁道明 | Motor tricycle-dedicated integrated boost gearbox with reverse gear device |
| CN101555942A (en) * | 2009-05-15 | 2009-10-14 | 杨国栋 | Gear shift mechanism of six-speed automobile speed changer |
| CN101644326A (en) * | 2008-08-08 | 2010-02-10 | 中国第一汽车集团公司 | Novel gear shifting device of mechanical speed changer |
| FR2943112A1 (en) * | 2009-03-13 | 2010-09-17 | Peugeot Citroen Automobiles Sa | Control device system for gear box of motor vehicle, has interlocking device provided with interlocking key comprising locking tabs and control finger, and control nut actuated for engagement of reverse gear and opposite to one of tabs |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2087991A (en) * | 1980-11-14 | 1982-06-03 | Eaton Ltd | Combined shift control |
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2010
- 2010-06-30 CN CN 201010214670 patent/CN101865282B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1412028A (en) * | 2002-11-28 | 2003-04-23 | 上海汽车股份有限公司 | Locking device of five/reverse gear gear-selecting and gear-shifting mechanism for automobile speed changer |
| CN2835715Y (en) * | 2005-10-28 | 2006-11-08 | 重庆青山工业有限责任公司 | Gear Shifting mechanism for mechanical transmission |
| CN201074673Y (en) * | 2007-09-14 | 2008-06-18 | 中国重汽集团济南技术中心有限公司 | Control mechanism of gearbox |
| CN201306424Y (en) * | 2008-03-17 | 2009-09-09 | 梁道明 | Motor tricycle-dedicated integrated boost gearbox with reverse gear device |
| CN101644326A (en) * | 2008-08-08 | 2010-02-10 | 中国第一汽车集团公司 | Novel gear shifting device of mechanical speed changer |
| FR2943112A1 (en) * | 2009-03-13 | 2010-09-17 | Peugeot Citroen Automobiles Sa | Control device system for gear box of motor vehicle, has interlocking device provided with interlocking key comprising locking tabs and control finger, and control nut actuated for engagement of reverse gear and opposite to one of tabs |
| CN101555942A (en) * | 2009-05-15 | 2009-10-14 | 杨国栋 | Gear shift mechanism of six-speed automobile speed changer |
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| CN101865282A (en) | 2010-10-20 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI AUTOMOBILE GEAR CO., LTD. SHANDONG |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Bao Weizu Inventor after: Tang Haichuan Inventor after: Chen Zhen Inventor after: Xue Hongyu Inventor after: Zhu Qiwen Inventor before: Bao Weizu Inventor before: Tang Haichuan Inventor before: Chen Zhen Inventor before: Xue Hongyu Inventor before: Zhu Qiwen |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20101222 Address after: 201822 Shanghai city Jiading District Baojia Highway No. 189 Applicant after: Shanghai Automotive Transmission Co., Ltd. Co-applicant after: Shanghai Automobile Gear Co., Ltd. Shandong Address before: 201822 Shanghai city Jiading District Baojia Highway No. 189 Applicant before: Shanghai Automotive Transmission Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
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