CN101871531B - Speed changer having five reverse-gear mutual interlocking gear - Google Patents
Speed changer having five reverse-gear mutual interlocking gear Download PDFInfo
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- CN101871531B CN101871531B CN201010207972A CN201010207972A CN101871531B CN 101871531 B CN101871531 B CN 101871531B CN 201010207972 A CN201010207972 A CN 201010207972A CN 201010207972 A CN201010207972 A CN 201010207972A CN 101871531 B CN101871531 B CN 101871531B
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Abstract
A speed changer having a mutual interlocking gear in the technical field of vehicle speed changer comprises three gear forks, a shift fork, a shift shaft, an interlocking baffle, a control cover and an interlocking gear, wherein the three gear forks are respectively sheathed on a transmission shaft, the tail end of the shift fork is rotatably installed on the shift shaft and the head end thereof is contacted with the gear forks, the interlocking baffle is rotatably installed on the shift shaft and sheathed at the outer part of the shift fork, and the interlocking gear is moveably installed on the shift shaft and respectively connected with the interlocking baffle and the control cover. The invention can realize interlocking function when the arrangement space is limited; compare with the prior art, the speed changer has smaller volume and flexibility, thereby widening the application range of interlocking gear.
Description
Technical field
The present invention relates to the device in a kind of AE field, specifically is a kind of speed changer with five reverse-gear mutual interlocking gear.
Background technique
The main field of five reverse-gear mutual interlocking gear is aspect mechanical type, and this type mechanism is widely used on the various automobile.Automobile gearshift mechanism often comes reverse gear, for example one/reverse gear or five/reverse gear owing to require gearshift to arrange compactness with forward gear.In actual mechanical process,, possibly occur in the situation that directly gets into reverse gear when advancing gear owing to there is the problem of misoperation.Reverse gear gently then takes place in this case beat tooth and damage reverse gear, heavy then speed changer takes place damage, cause car to ruin the serious accident that the people hinders, thus when gear shift mechanism design the inter lock problem of all necessary consideration forward gear and reverse gear.
Retrieval through to existing technology is found, Chinese patent document number CN1896567A, open day January 17 in 2007; Put down in writing a kind of five reverse-gear mutual interlocking gear; Be made up of interlock board 1, interlocking cam 2, return spring 3 and rivet 4, wherein: return spring 3 and interlocking cam 2 are enclosed within on the rivet shaft, and rivet 4 and interlock board 1 are riveted together; Two eave tiles of return spring 3 collude the fulcrum of the fulcrum of interlocking cam 2 and interlock board 1 and clip together; Have a C shape groove on the interlock board 1, riveted joint has a position limit pin 5 on the interlocking cam 2, assembling back interlocking cam 2 through position limit pin 5 along rotating to an angle in the C shape groove of interlock board 1; Make protruding end and 1 pair of reverse gear bit port of interlock board of interlocking cam 2 form sealing, withdraw from the generation that the back directly gets into the reverse gear situation thereby stop from five grades.The deficiency of this structure is that spatial arrangement is compact inadequately, and could realize its body function because this mechanism must depend on the trench structure of gear, has limited the flexibility of arrangement of mechanism scheme.
Summary of the invention
The present invention is directed to the above-mentioned deficiency that existing technology exists; A kind of speed changer with five reverse-gear mutual interlocking gear is provided; Can under the arrangement space condition of limited, realize interlocking function, compare existing technology and have littler volume and flexibility, widen the application area of mutual interlocking gear.
The present invention realizes through following technological scheme; The present invention includes: three groups of gear shifting blocks, the shifting block of shifting gears, choosing gearshift axle, interlocking baffle plate, manipulation lid and mutual interlocking gears; Wherein: three groups of gear shifting blocks are socketed on the transmission shaft respectively; The end of gearshift shifting block rotates and to be arranged at that choosing gearshift axle is gone up and head end contacts with the gear shifting block; Chain baffle plate rotates and is arranged at the outside that the gearshift shifting block was gone up and be socketed on to choosing gearshift axle, and mutual interlocking gear is movably set in that choosing gearshift axle is gone up and is connected with handling to cover with the interlocking baffle plate respectively.
Described three groups of gear shifting blocks middle part in speed changer that is arranged in parallel comprises: control a second gear the first gear shifting block, control three fourth gear the second gear shifting block and control the third gear shifting block of five reverse gears.
Described gearshift shifting block is installed on the choosing gearshift axle through the combined elastic pin.
Described mutual interlocking gear comprises: return spring pad, return spring, limit spring pad, reverse gear torsion spring, reverse gear locking plate and reverse gear lock shaft; Wherein: choosing gearshift axle covers vertical the connection with manipulation respectively with the reverse gear lock shaft; Return spring pad, return spring and limit spring pad are socketed on the choosing gearshift axle successively; Reverse gear torsion spring and reverse gear locking plate are socketed on respectively on the reverse gear lock shaft, and the reverse gear locking plate contacts with the limit spring pad.
Described limit spring pad is provided with the bending tooth, and the corresponding position on the described reverse gear locking plate is provided with fixedly latch, and in the rotation process of choosing gearshift axle, the bending tooth of limit spring pad and the fixed card toe joint of reverse gear locking plate touch area and reduce gradually, the final separation.
The bottom of described reverse gear locking plate is provided with vertical movable post, is provided with restraining groove in the described manipulation lid, the movable post clamping mutually of this restraining groove and reverse gear locking plate.
The present invention carries out work in the following manner: during neutral state, the gearshift shifting block is in three fourth gear shifting block places.When selecting grade process, the gearshift shifting block is accomplished a choosing shelves process with being selected into earlier in one group of gear shifting block.Because three groups of shifting blocks are arranged, the gearshift shifting block can be selected a kind of grade process of selecting of three kinds of choosing shelves arbitrarily.Concrete choosing shelves kind is divided into second gear choosing shelves, three fourth gear choosing shelves and five reverse gears choosing shelves.
After finishing, choosing shelves process begins to carry out shift process.The gearshift shifting block is stirred certain gear shifting block and is moved along the gear direction of manipulator expectation, and concrete moving direction is any one in two groups of gears in the opposite direction.After for example accomplishing second gear choosing shelves, the operator can make the gearshift shifting block select a direction to stir, and accomplishes one grade of perhaps shift process of second gear.So final comprehensive three kinds are selected gear to put and each two kinds of gearshift scheme selecting gear to deposit, selection that can complete six gears.Wherein, five forward gearss and a reverse gear.The effect of baffle plate of wherein interlocking is that when the gearshift shifting block got into certain choosing shelves shifting block, the interlocking baffle plate got in two other choosing shelves shifting block simultaneously, prevents the malfunction of two other choosing shelves shifting block, plays the effect of gear interlocking.
Five reverse gear interlock process are contained among the gear selection course of five reverse gears.
When needs five reverse gears choosing shelves; Choosing gearshift axle is through return spring pad and limit spring pad compression retracteding position spring; The bending tooth of limit spring pad will contact the reverse gear locking plate, and making the reverse gear locking plate is that axis of movement and edge five/reverse gear choosing shelves direction are moved with the reverse gear lock shaft, pushes the reverse gear torsion spring simultaneously; When five grades of gearshifts of needs; Choosing gearshift axle is around its axle center rotation; The bending tooth of limit spring pad touches area with the fixed card toe joint that contacts the reverse gear locking plate and reduces gradually; And final the separation, the reverse gear locking plate receives the axle spring power effect of reverse gear torsion spring and is reset to neutral position along reverse gear lock shaft axis, realizes shift process.
Compact structure of the present invention, the position flexibility of mechanism is relatively large.
Description of drawings
Fig. 1 is a system architecture schematic representation of the present invention.
Fig. 2 is an interlocking structure schematic representation of the present invention.
Fig. 3 covers schematic representation for handling.
Fig. 4 is spacing spring pad schematic representation.
Fig. 5 is a reverse gear locking plate schematic representation.
Embodiment
Elaborate in the face of embodiments of the invention down, present embodiment provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technological scheme of the present invention.
As shown in Figure 1; Present embodiment comprises: the first gear shifting block 1, the second gear shifting block 2, third gear shifting block 3, gearshift shifting block 4, choosing gearshift axle 5, interlocking baffle plate 6, handle and cover 7 and mutual interlocking gear 8; Wherein: the first gear shifting block 1, the second gear shifting block 2, third gear shifting block 3 are socketed on the transmission shaft respectively; The end of gearshift shifting block 4 rotates and to be arranged on the choosing gearshift axle 5 and head end contacts with the first gear shifting block 1, the second gear shifting block 2 or third gear shifting block 3; Chain baffle plate 6 rotations are arranged on the choosing gearshift axle 5 and are socketed on the outside of gearshift shifting block 4, and mutual interlocking gear 8 is movably set in to select on the gearshift axle 5 and cover 7 with interlocking baffle plate 6 with manipulation respectively and is connected.
Second gear shifting block 2 of the first gear shifting block 1 of described control one second gear, control three fourth gear and the third gear shifting block 3 of the controlling five reverse gears middle part in speed changer that all is arranged in parallel.
Described gearshift shifting block 4 is installed on the choosing gearshift axle 5 through combined elastic pin 19.
As shown in Figure 2; Described mutual interlocking gear 8 comprises: return spring pad 9, return spring 10, limit spring pad 11, reverse gear torsion spring 12, reverse gear locking plate 13 and reverse gear lock shaft 14; Wherein: select shift shaft 5 to cover for 7 vertical connections with manipulation respectively with reverse gear lock shaft 14; Return spring pad 9, return spring 10 and limit spring pad 11 are socketed on the choosing gearshift axle 5 successively, and reverse gear torsion spring 12 is socketed on respectively on the reverse gear lock shaft 14 with reverse gear locking plate 13, and reverse gear locking plate 13 contacts with limit spring pad 11.
As shown in Figure 4; Described limit spring pad 11 is provided with bending tooth 15; Corresponding position on the described reverse gear locking plate 13 is provided with fixedly latch 16; In the rotation process of choosing gearshift axle 5, the bending tooth 15 of limit spring pad 11 reduces with fixedly latch 16 area of contact that contact reverse gear locking plate 13 gradually, the final separation.
Like Fig. 3 and shown in Figure 5, the bottom of described reverse gear locking plate 13 is provided with vertical movable post 17, is provided with restraining groove 18 in the described manipulation lid 7, movable post 17 clamping mutually of this restraining groove 18 and reverse gear locking plate 13.
Because the structural feature of whole operating mechanism itself, each complete gear selection course all must be selected a grade process earlier, carries out shift process again.The choosing shelves are divided into second gear choosing shelves, three fourth gear choosing shelves, five reverse gears choosing shelves.These three groups corresponding respectively three the choosing shelves shifting blocks of choosing shelves.Select shift shaft 5 along its axial motion in the choosing shelves process, during a certain choosing shelves of gearshift shifting block 4 entering shifting block, choosing shelves process finishes.Select shift shaft 5 to rotate around its axis centre in the shift process, gearshift shifting block 4 is stirred certain choosing shelves shifting block, from two corresponding gears of certain choosing shelves shifting block, selects a gear to carry out gear shift.
The effect of chain baffle plate 6 is that when gearshift shifting block 4 got into certain choosing shelves shifting block, chain baffle plate 6 got in two other choosing shelves shifting block simultaneously, prevents the malfunction of two other choosing shelves shifting block, plays the effect of gear interlocking.
As shown in Figure 2, five grades of choosing shelves processes are following: fix because manipulation covers 7, choosing gearshift axle 5 selects a grade process to the motion of five/reverse gear direction.Choosing gearshift axle 5 is through return spring pad 9 compression retracteding position springs 10.Because limit spring pad 11 is fixed on the choosing gearshift axle 5 through resilient pin 20, consistent movement process is arranged with choosing gearshift axle 5.In this process, the bending tooth 15 of limit spring pad 11 will contact reverse gear locking plate 13, and making reverse gear locking plate 13 is axis of movement with reverse gear lock shaft 14, move along five/reverse gear choosing shelves direction, push reverse gear torsion spring 12 simultaneously.Select five/reverse gear process to finish.
Five gear shift processes are following: select shift shaft 5 around its center rotation, carry out shift process.Select in the rotation process of shift shaft 5, the bending tooth 15 of limit spring pad 11 reduces with fixedly latch 16 area of contact of reverse gear locking plate 13 gradually, the final separation.Reverse gear locking plate 13 receives the axle spring power effect of reverse gear torsion spring 12, is reset to neutral position along reverse gear lock shaft 14 axis.Shift process finishes.
This moment be if need directly hang reverse gear from five grades, selects the shift shaft 5 must be around its axis counterrotating.In the process of rotation, the bending tooth 15 of limit spring pad 11 will prop up the crown 21 of reverse gear locking plate 13.Reverse gear locking plate 13 is therefore around reverse gear lock shaft 14 rotational.The movable post 17 of reverse gear locking plate 13 stretches into to handle and covers 7 restraining groove 18, so reverse gear locking plate 13 is limited around the angle of reverse gear lock shaft 14 axis rotation.After rotating through a small angle, reverse gear locking plate 13 stops operating.Hindered by this, select shift shaft 5 to be rotated further and change to reverse gear.Stop the load to operating mechanism this moment, selects shift shaft 5 to get back to neutral position vertically owing to the effect of return spring 10.
Because the principle of mechanism is based on 5 motions of restriction choosing gearshift axle, so said mechanism structure relative compact, the position flexibility of mechanism is relatively large.
Claims (5)
1. speed changer with five reverse-gear mutual interlocking gear; Comprise: three groups of gear shifting blocks, the shifting block of shifting gears, choosing gearshift axle, interlocking baffle plate, manipulation lid and mutual interlocking gears; Wherein: three groups of gear shifting blocks are socketed on respectively on the transmission shaft separately; The end of gearshift shifting block rotates and to be arranged at that choosing gearshift axle is gone up and head end contacts with the gear shifting block; The interlocking baffle plate rotates and to be arranged at the outside that the gearshift shifting block was gone up and be socketed on to choosing gearshift axle, and mutual interlocking gear is movably set in that choosing gearshift axle is gone up and is connected with handling to cover with the interlocking baffle plate respectively, and it is characterized in that: described mutual interlocking gear comprises: return spring pad, return spring, limit spring pad, reverse gear torsion spring, reverse gear locking plate and reverse gear lock shaft; Wherein: choosing gearshift axle covers vertical the connection with manipulation respectively with the reverse gear lock shaft; Return spring pad, return spring and limit spring pad are socketed on the choosing gearshift axle successively, and reverse gear torsion spring and reverse gear locking plate are socketed on respectively on the reverse gear lock shaft, and the reverse gear locking plate contacts with the limit spring pad.
2. the speed changer with five reverse-gear mutual interlocking gear according to claim 1; It is characterized in that; Described three groups of gear shifting blocks middle part in speed changer that is arranged in parallel comprises: control a second gear the first gear shifting block, control three fourth gear the second gear shifting block and control the third gear shifting block of five reverse gears.
3. the speed changer with five reverse-gear mutual interlocking gear according to claim 1 is characterized in that, described gearshift shifting block is installed on the choosing gearshift axle through the combined elastic pin.
4. the speed changer with five reverse-gear mutual interlocking gear according to claim 1 is characterized in that, described limit spring pad is provided with the bending tooth, and the corresponding position on the described reverse gear locking plate is provided with fixedly latch.
5. the speed changer with five reverse-gear mutual interlocking gear according to claim 1 is characterized in that, the bottom of described reverse gear locking plate is provided with vertical movable post, is provided with restraining groove in the described manipulation lid, the movable post clamping mutually of this restraining groove and reverse gear locking plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010207972A CN101871531B (en) | 2010-06-24 | 2010-06-24 | Speed changer having five reverse-gear mutual interlocking gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010207972A CN101871531B (en) | 2010-06-24 | 2010-06-24 | Speed changer having five reverse-gear mutual interlocking gear |
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| Publication Number | Publication Date |
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| CN101871531A CN101871531A (en) | 2010-10-27 |
| CN101871531B true CN101871531B (en) | 2012-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010207972A Active CN101871531B (en) | 2010-06-24 | 2010-06-24 | Speed changer having five reverse-gear mutual interlocking gear |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102853068B (en) * | 2011-06-30 | 2016-02-10 | 长城汽车股份有限公司 | Anti-misoperation device for reverse gear of automotive transmission |
| CN102425655A (en) * | 2011-08-18 | 2012-04-25 | 奇瑞汽车股份有限公司 | Gear selecting and shifting mechanism for automobile transmission |
| CN102606728B (en) * | 2012-03-28 | 2015-03-04 | 重庆青山工业有限责任公司 | Gear selecting mechanism of transmission |
| CN102954209B (en) * | 2012-04-27 | 2015-05-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile transmission gear interlocking device |
| CN102818017B (en) * | 2012-08-09 | 2013-11-06 | 哈尔滨东安汽车发动机制造有限公司 | Gear interlocking device of manual speed changer |
| CN103453136B (en) * | 2013-07-31 | 2016-09-14 | 哈尔滨东安汽车发动机制造有限公司 | Novel five gear and the interlocks that reverse gear |
| CN103994220A (en) * | 2014-06-06 | 2014-08-20 | 上海汽车变速器有限公司 | Function integrating device with gear shifting guiding and gear-selecting automatic return functions |
| CN109488761A (en) * | 2019-01-07 | 2019-03-19 | 赣州经纬科技股份有限公司 | A kind of automotive transmission five reverse-gear mutual interlocking gear |
| CN112594384B (en) * | 2020-12-01 | 2022-11-04 | 安徽江淮汽车集团股份有限公司 | Derailleur reverse gear prevents mistake and hangs mechanism, derailleur and car |
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| DE29816023U1 (en) * | 1998-09-07 | 1998-12-24 | Schaeffler Waelzlager Ohg | Locking system for a manual switching device of a gear change transmission |
| JP3861449B2 (en) * | 1998-03-31 | 2006-12-20 | スズキ株式会社 | Reverse interlock device for manual transmission |
| CN101413583A (en) * | 2008-12-05 | 2009-04-22 | 上海汽车变速器有限公司 | Transverse type manual speed variator reverse gear safe device |
| CN201310617Y (en) * | 2008-12-05 | 2009-09-16 | 上海汽车变速器有限公司 | Shifting locator of gear box |
| JP4356104B2 (en) * | 2003-09-19 | 2009-11-04 | スズキ株式会社 | Manual transmission shift device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5970955U (en) * | 1982-11-01 | 1984-05-14 | トヨタ自動車株式会社 | Reverse gear noise prevention device in manual transmission |
| JPS6357963A (en) * | 1986-08-28 | 1988-03-12 | Fuji Heavy Ind Ltd | Shifting device for car speed changer |
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2010
- 2010-06-24 CN CN201010207972A patent/CN101871531B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3861449B2 (en) * | 1998-03-31 | 2006-12-20 | スズキ株式会社 | Reverse interlock device for manual transmission |
| DE29816023U1 (en) * | 1998-09-07 | 1998-12-24 | Schaeffler Waelzlager Ohg | Locking system for a manual switching device of a gear change transmission |
| JP4356104B2 (en) * | 2003-09-19 | 2009-11-04 | スズキ株式会社 | Manual transmission shift device |
| CN101413583A (en) * | 2008-12-05 | 2009-04-22 | 上海汽车变速器有限公司 | Transverse type manual speed variator reverse gear safe device |
| CN201310617Y (en) * | 2008-12-05 | 2009-09-16 | 上海汽车变速器有限公司 | Shifting locator of gear box |
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| CN101871531A (en) | 2010-10-27 |
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| 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 | ||
| 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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