CN102954209B - Automobile transmission gear interlocking device - Google Patents
Automobile transmission gear interlocking device Download PDFInfo
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- CN102954209B CN102954209B CN201210128119.8A CN201210128119A CN102954209B CN 102954209 B CN102954209 B CN 102954209B CN 201210128119 A CN201210128119 A CN 201210128119A CN 102954209 B CN102954209 B CN 102954209B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 39
- 238000003756 stirring Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
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- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The invention provides an automobile transmission gear interlocking device which belongs to the technical field of automobile transmissions, and is used for solving the technical problems of complicated structure, large occupation space, weakened shift shaft strength and the like of the conventional automobile transmission shift interlocking device. The automobile transmission shift interlocking device comprises a shift selection shaft, a shift finger and a plurality of fork frames, wherein the fork frames are connected with a shift shaft and are arranged along the axis direction of the shift selection shaft in parallel, fork openings are formed in the upper parts of the fork frames, the shift finger is fixedly connected to the shift selection shaft, each of the shift selection shaft and the shift finger penetrate into the fork openings, and a transmission structure which can only drive one fork frame to swing when the shift selection shaft rotates is arranged between the shift selection shaft and the fork frames. The automobile transmission gear interlocking device has the advantages of simple and compact interlocking mechanism and the like.
Description
Technical field
The invention belongs to automotive transmission technical field, relate to a kind of automotive transmission gear interlocking device.
Background technique
In order to export the moment of torsion and rotating speed that are applicable to each operating mode to automobile driving wheel, need to shift gears.Select different gear can export different rotating speeds and moment of torsion to driving wheel, if automotive transmission at a time have selected two gears simultaneously, so speed changer inside can stuckly even be damaged.So there is interlock, simultaneously its function prevents speed changer from hanging up two gears, traditional interlock is that in the middle of utilizing, selector fork axle moves when putting into gear, two other declutch shift shaft by steel ball trivial live structure realize interlocking.
Mutual interlocking gear most at present has independent component interlock board, interlocking plunger etc., and these component join in gear shift mechanism, add the complexity of structure, also occupy the space of speed changer preciousness.In recent years, people constantly improve it, the shift interlock mechanism in a kind of manual gear of vehicle is disclosed as patent (CN 6743627 Y), it mainly comprises declutch shift shaft, I shape interlocking block, I shape interlocking block is arranged between declutch shift shaft, and declutch shift shaft is provided with arc groove, and I shape interlocking block is mutually embedding with the arc groove on declutch shift shaft by arc surface, thus both link up, realize interlocking.This interlock has the processing advantage such as simple, but the same with traditional mutual interlocking gear, is all provided with independent structure, make speed changer interlocking structure complicated, take up room greatly, declutch shift shaft remitted its fury etc.
Summary of the invention
The object of the invention is the problems referred to above existed for existing technology, provide a kind of automotive transmission gear interlocking device, technical problem to be solved by this invention is integrated on shifting axle by gear interlocking device, thus make mutual interlocking gear simple, compact.
Object of the present invention realizes by following technical proposal: a kind of automotive transmission gear interlocking device, automobile comprises a declutch shift shaft, it is characterized in that, this device comprises shifting axle, gearshift refers to and several prong framves, described prong frame is connected with declutch shift shaft, described prong frame be arranged in parallel along the axial direction of shifting axle, described prong frame top offers prong, described gearshift refers to be connected on shifting axle, described shifting axle and gearshift refer to all be located in described prong, the drive mechanism being merely able to when elected shifting shaft rotates drive one of them prong frame to swing is provided with between described shifting axle and prong frame.
The working principle of this device is as follows: stir operating handle to realize gearshift and block selecting by driver when automobile gear shift, operating handle drives gearshift to refer to action, gearshift refers to drive shifting axle move vertically and circumferentially rotate, because shifting axle is located in prong, so the position relationship between different prong framves can be changed when elected shifting shaft movement vertically by prong, then prong frame drives along a wherein side oscillation by drive mechanism by shifting axle, and prong frame drives declutch shift shaft to rotate thus drives shift fork to stir synchronizer gearshift.This device offers prong on prong frame, is located in prong by shifting axle, is provided with drive mechanism on shifting axle simultaneously, and like this, the structure between prong frame and shifting axle just can realize the self-locking of shifting gears, thus makes mutual interlocking gear simple, compact.
In above-mentioned a kind of automotive transmission gear interlocking device, described drive mechanism comprises the arc groove be opened in bottom described prong and the breach being opened in described shifting axle side lower, described gap width is greater than described prong frame width, described arc groove with the axle center of shifting axle for the center of circle and and this shifting axle outer circumferential face match, described breach can be made to be fastened on one of them prong frame by moving axially shifting axle.Time shifting axle is driven movement vertically, breach can be fastened on one of them prong frame, at this moment, stirring gearshift when instigating shifting axle to rotate, existence due to breach makes corresponding prong frame can be swung by driving, and other prong frame is because the matching relationship of the outer side surface of arc groove and shifting axle keeps motionless, when elected shifting shaft rotates, gearshift refers to drive prong frame to swing, and its advantage reaches by the cooperation of the thickness of breach and prong frame the effect that this corresponding prong frame can swing and other prong framves are motionless.
In above-mentioned a kind of automotive transmission gear interlocking device, described gearshift refers to comprise body and finger, one end of described body
haverecess, described finger lower end is connected on body, and this finger is positioned at directly over described recess, and described body is set on described shifting axle and both fix, and described recess and described breach are superimposed.Finger is arranged on directly over recess by this device, like this when recess and breach superimposed after, finger is also positioned at directly over breach, and when breach is connected to after on prong frame, finger can be resisted against on two sidewalls of prong frame, conveniently stirs prong frame.
In above-mentioned a kind of automotive transmission gear interlocking device, described shifting axle comprises little axle head, axle journal and large axle head successively, the two ends of described axle journal are connected described little axle head and large axle head respectively, described little axle head and the same axis of large axle head, the bore of described axle journal is all less than large axle head and little axle head, and described breach is formed by the indented section of described axle journal relative to little axle head and large axle head.Such breach can by turnery processing out, and technology capability is higher.
In above-mentioned a kind of automotive transmission gear interlocking device, described body is positioned at the little axle head of shifting axle, and the external diameter of this body is identical with the external diameter of large axle head, the internal diameter of this body is identical with the external diameter of little axle head, and the diameter of described arc groove is identical with the external diameter of body and large axle head.After body is set in little axle head, compensate for the difference in diameter between little axle head and large axle head, the cooperation of the arc groove of shifting axle and prong frame is not tilted.
In above-mentioned a kind of automotive transmission gear interlocking device, described finger comprises head and joint, the two ends of described joint are connected mutually with head and body respectively, and the width of described head is greater than described joint, and the both sides of described head have rounding.Head both sides arrange the prong top of rounding conveniently and on prong frame and coordinate.
In above-mentioned a kind of automotive transmission gear interlocking device, described prong also comprises cavity and upper shed, described upper shed is positioned at the top of cavity and both are connected, described upper shed and described arc groove are all positioned on the medial axis of prong frame, described cavity can hold shifting axle and body passes through, and the width of described upper shed is slightly larger than the width of the head of described finger.Shifting axle can move in cavity, and finger part is connected to upper shed place, by the width design of upper shed slightly larger than head, such head is free to moving axially along shifting axle in upper shed.
In above-mentioned a kind of automotive transmission gear interlocking device, described axle journal is cylindrical body, and this axle journal is in eccentric position relative to little axle head and large axle head.The setting of axle journal eccentric position effectively can strengthen the degree of depth of breach, and cylindrical shape also compares and is conducive to processing simultaneously.
In above-mentioned a kind of automotive transmission gear interlocking device, described body offers positioning hole, described positioning hole is equipped with fastening screw trip bolt, by this fastening screw trip bolt by described body and shifting axle location.By the connection of set screw, be easy for installation and removal, better than pin effect.
In above-mentioned a kind of automotive transmission gear interlocking device, between the nut portion of described fastening screw trip bolt and positioning hole, be provided with pad.Add Upper gasket rear defence and stop damage between part.
In above-mentioned a kind of automotive transmission gear interlocking device, described shifting axle is also located in a shifting and covers, and described shifting lid and case of transmission are connected.
Compared with prior art, this device offers prong on prong frame, is located in prong by shifting axle, on shifting axle, be provided with drive mechanism simultaneously, like this, the structure between prong frame and shifting axle just can realize the self-locking of shifting gears, thus makes mutual interlocking gear simple, compact.Reach by the cooperation of the thickness of breach and prong frame the effect that this corresponding prong frame can swing and other prong framves are motionless, design ingenious.The setting of axle journal eccentric position effectively can strengthen the degree of depth of breach, and cylindrical shape also compares and is conducive to processing simultaneously.
Accompanying drawing explanation
Fig. 1 is the structure front elevational schematic of this automotive transmission gear interlocking device.
Fig. 2 is the structural blast figure of this automotive transmission gear interlocking device.
Fig. 3 is the partial sectional view of this automotive transmission gear interlocking device.
Fig. 4 is the partial schematic diagram that prong frame is in original position.
Fig. 5 is the partial schematic diagram that prong frame is in off normal.
Fig. 6 is the structure schematic side view of gear interlocking device.
Fig. 7 be prong frame and shifting axle face structural representation.
Fig. 8 is the front view of prong frame.
Fig. 9 is the structural upright schematic diagram referred to of shifting gears.
Figure 10 is the structure front elevational schematic referred to of shifting gears.
Figure 11 is the structure schematic side view referred to of shifting gears.
In figure, 1, shifting axle; 11, breach; 12, little axle head; 13, axle journal; 14, large axle head; 2, gearshift refers to; 21, body; 211, positioning hole; 22, finger; 221, head; 222, joint; 23, recess; 3, prong frame; 31, prong; 311, cavity; 312, upper shed; 313, arc groove; 4, fastening screw trip bolt; 5, pad; 6, shifting lid.
Embodiment
Be below specific embodiments of the invention and by reference to the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, Figure 2 and Figure 3, automobile comprises a declutch shift shaft, this device comprises shifting axle 1, gearshift refers to 2 and several prong framves 3, prong frame 3 is connected with declutch shift shaft, prong frame 3 be arranged in parallel along the axial direction of shifting axle 1, shifting axle 1 is also located on a shifting lid 6, and shifting lid 6 and case of transmission are connected.Prong frame 3 top offers prong 31, gearshift refers to that 2 are connected on shifting axle 1, shifting axle 1 and gearshift refer to that 2 are all located in prong 31, are provided with the drive mechanism being merely able to when elected shifting shaft 1 rotates drive one of them prong frame 3 to swing between shifting axle 1 and prong frame 3.
Specifically, drive mechanism comprises the arc groove 313 be opened in bottom prong 31 and the breach 11 being opened in shifting axle 1 side lower, breach 11 width is greater than prong frame 3 width, arc groove 313 with the axle center of shifting axle 1 for the center of circle and and this shifting axle 1 outer circumferential face match, breach 11 can be made to be fastened on one of them prong frame 3 by moving axially shifting axle 1.Time shifting axle 1 is driven movement vertically, breach 11 can be fastened on one of them prong frame 3, at this moment, stirring gearshift and referring to that 2 when making shifting axle 1 rotate, existence due to breach 11 makes corresponding prong frame 3 can be swung by driving, and other prong frame 3 is because the matching relationship of the outer side surface of arc groove 313 and shifting axle 1 keeps motionless, when elected shifting shaft 1 rotates, gearshift refers to that 2 drive prong framves 3 swing, its advantage reaches by the cooperation of the thickness of breach 11 and prong frame 3 effect that this corresponding prong frame 3 can swing and other prong framves 3 are motionless.
As shown in Fig. 7, Fig. 8, Fig. 9 and Figure 10, gearshift refers to that 2 comprise body 21 and finger 22, one end of body 21
haverecess 23, finger 22 lower end is connected on body 21, and this finger 22 is positioned at directly over recess 23, and body 21 is set on shifting axle 1 and both fix, and recess 23 and breach 11 are superimposed.Finger 22 is arranged on directly over recess 23 by this device, like this when recess 23 and breach 11 superimposed after, finger 22 is also positioned at directly over breach 11, when breach 11 is connected to after on prong frame 3, finger 22 can be resisted against on two sidewalls of prong frame 3, conveniently stirs prong frame 3.Finger 22 comprises head 221 and joint 222, and the two ends of joint 222 are connected mutually with head 221 and body 21 respectively, and the width of head 221 is greater than joint 222, and the both sides of head 221 have rounding.Head 221 both sides arrange prong 31 top of rounding conveniently and on prong frame 3 and coordinate.Prong 31 also comprises cavity 311 and upper shed 312, upper shed 312 is positioned at the top of cavity 311 and both are connected, upper shed 312 and arc groove 313 are all positioned on the medial axis of prong frame 3, cavity 311 can hold shifting axle 1 and body 21 passes through, and the width of upper shed 312 is slightly larger than the width of the head 221 of finger 22.Shifting axle 1 can move in cavity 311, and finger 22 part is connected to upper shed 312 place, by the width design of upper shed 312 slightly larger than head 221, such head 221 is free to moving axially along shifting axle 1 in upper shed 312.Body 21 offers positioning hole 211, positioning hole 211 is equipped with fastening screw trip bolt 4, by this fastening screw trip bolt 4, body 21 and shifting axle 1 are located.By the connection of set screw, be easy for installation and removal, better than pin effect.Pad 5 is provided with between the nut portion of fastening screw trip bolt 4 and positioning hole 211.The damage between part is prevented after adding Upper gasket 5.
As shown in Figure 6, shifting axle 1 comprises little axle head 12, axle journal 13 and large axle head 14 successively, the two ends of axle journal 13 are connected little axle head 12 and large axle head 14 respectively, little axle head 12 and the same axis of large axle head 14, the bore of axle journal 13 is all less than large axle head 14 and little axle head 12, and breach 11 is formed by the indented section of axle journal 13 relative to little axle head 12 and large axle head 14.Such breach 11 can by turnery processing out, and technology capability is higher.Body 21 is positioned at the little axle head 12 of shifting axle 1, and the external diameter of this body 21 is identical with the external diameter of large axle head 14, and the internal diameter of this body 21 is identical with the external diameter of little axle head 12, and the diameter of arc groove 313 is identical with the external diameter of body 21 and large axle head 14.After body 21 is set in little axle head 12, compensate for the difference in diameter between little axle head 12 and large axle head 14, the cooperation of the arc groove 313 of shifting axle 1 and prong frame 3 is not tilted.Axle journal 13 is cylindrical body, and this axle journal 13 is in eccentric position relative to little axle head 12 and large axle head 14.The setting of axle journal 13 eccentric position effectively can strengthen the degree of depth of breach 11, and cylindrical shape also compares and is conducive to processing simultaneously.
As shown in Figure 4 and Figure 5, the working principle of this device is as follows: stir operating handle to realize gearshift and block selecting by driver when automobile gear shift, operating handle drives gearshift to refer to 2 actions, gearshift refers to that 2 drive shifting axles 1 move vertically and circumferentially rotate, because shifting axle 1 is located in prong 31, so position relationship between different prong framves 3 can be changed by prong 31 when elected shifting shaft 1 movement vertically, one of them prong frame 3 is connected in breach 11, remaining prong frame 3 is contacted by the outer side surface of arc groove 313 and shifting axle 1 or body 21, when elected shifting shaft 1 rotates, the prong frame 3 be connected by arc groove 313 is all motionless, only have wherein by gearshift, that can be referred to that 2 drivings swing aside with the prong frame 3 of breach 11 phase clamping, thus the interlocking function realized in gearshift.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (10)
1. an automotive transmission gear interlocking device, automobile comprises a declutch shift shaft, it is characterized in that, this device comprises shifting axle (1), gearshift refers to (2) and several prong framves (3), described prong frame (3) is connected with declutch shift shaft, described prong frame (3) be arranged in parallel along the axial direction of shifting axle (1), described prong frame (3) top offers prong (31), described gearshift refers to that (2) are connected on shifting axle (1), described shifting axle (1) and gearshift refer to that (2) are all located in described prong (31), the drive mechanism being merely able to when elected shifting shaft (1) rotates drive one of them prong frame (3) to swing is provided with between described shifting axle (1) and prong frame (3), described drive mechanism comprises the arc groove (313) being opened in described prong (31) bottom and the breach (11) being opened in described shifting axle (1) side lower, described arc groove (313) is the center of circle with the axle center of shifting axle (1) and matches with this shifting axle (1) outer circumferential face, described breach (11) can be made to be fastened on one of them prong frame (3) by moving axially shifting axle (1).
2. a kind of automotive transmission gear interlocking device according to claim 1, is characterized in that, described breach (11) width is greater than described prong frame (3) width.
3. a kind of automotive transmission gear interlocking device according to claim 1, it is characterized in that, described gearshift refers to that (2) comprise body (21) and finger (22), one end of described body (21) has recess (23), described finger (22) lower end is connected on body (21), and this finger (22) is positioned at directly over described recess (23), described body (21) be set in described shifting axle (1) upper and both fix, described recess (23) and described breach (11) are superimposed.
4. a kind of automotive transmission gear interlocking device according to claim 1 or 2 or 3, it is characterized in that, described shifting axle (1) comprises little axle head (12) successively, axle journal (13) and large axle head (14), the little axle head (12) that the two ends of described axle journal (13) are connected described respectively and large axle head (14), described little axle head (12) and large axle head (14) same axis, the bore of described axle journal (13) is all less than large axle head (14) and little axle head (12), described breach (11) is formed by the indented section of described axle journal (13) relative to little axle head (12) and large axle head (14).
5. a kind of automotive transmission gear interlocking device according to claim 4, it is characterized in that, described body (21) is positioned at the little axle head (12) of shifting axle (1), and the external diameter of this body (21) is identical with the external diameter of large axle head (14), the internal diameter of this body (21) is identical with the external diameter of little axle head (12), and the diameter of described arc groove (313) is identical with the external diameter of body (21) and large axle head (14).
6. a kind of automotive transmission gear interlocking device according to claim 3, it is characterized in that, described finger (22) comprises head (221) and joint (222), the two ends of described joint (222) are connected mutually with head (221) and body (21) respectively, the width of described head (221) is greater than described joint (222), and the both sides of described head (221) have rounding.
7. a kind of automotive transmission gear interlocking device according to claim 3, it is characterized in that, described prong (31) also comprises cavity (311) and upper shed (312), described upper shed (312) is positioned at the top of cavity (311) and both are connected, described upper shed (312) and described arc groove (313) are all positioned on the medial axis of prong frame (3), described cavity (311) can hold shifting axle (1) and body (21) passes through, the width of described upper shed (312) is slightly larger than the width of the head (221) of described finger (22).
8. a kind of automotive transmission gear interlocking device according to claim 4, it is characterized in that, described axle journal (13) is cylindrical body, and this axle journal (13) is in eccentric position relative to little axle head (12) and large axle head (14).
9. a kind of automotive transmission gear interlocking device according to claim 5, it is characterized in that, described body (21) offers positioning hole (211), described positioning hole (211) is equipped with fastening screw trip bolt (4), by this fastening screw trip bolt (4) by described body (21) and shifting axle (1) location, between the nut portion of described fastening screw trip bolt (4) and positioning hole (211), be provided with pad (5).
10. a kind of automotive transmission gear interlocking device according to claim 9, it is characterized in that, described shifting axle (1) is also located on a shifting lid (6), and described shifting lid (6) and case of transmission are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210128119.8A CN102954209B (en) | 2012-04-27 | 2012-04-27 | Automobile transmission gear interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210128119.8A CN102954209B (en) | 2012-04-27 | 2012-04-27 | Automobile transmission gear interlocking device |
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| CN102954209A CN102954209A (en) | 2013-03-06 |
| CN102954209B true CN102954209B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210128119.8A Active CN102954209B (en) | 2012-04-27 | 2012-04-27 | Automobile transmission gear interlocking device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633103B (en) * | 2013-11-07 | 2017-02-15 | 河南省东方昀达动力传动***有限公司 | Transmission gear shifting interlocking device and interlocking method |
| CN105782432A (en) * | 2016-05-31 | 2016-07-20 | 重庆长安汽车股份有限公司 | Gear shifting device of manual transmission |
| CN108953590B (en) * | 2018-08-17 | 2020-06-30 | 清华大学 | Double-gear-shifting motor actuating mechanism for mechanical automatic gearbox |
| CN111237448B (en) * | 2020-01-13 | 2021-06-04 | 上汽通用汽车有限公司 | Gear selecting and shifting device and transmission |
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| KR100719353B1 (en) * | 2005-11-15 | 2007-05-17 | 다이모스(주) | Inter lock system of manual transmission |
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| CN101985978A (en) * | 2009-07-28 | 2011-03-16 | 现代自动车株式会社 | Shifting apparatus for double clutch 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57199027A (en) * | 1981-06-01 | 1982-12-06 | Nissan Motor Co Ltd | Variable speed operation device for speed change gear |
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| KR20020053313A (en) * | 2000-12-27 | 2002-07-05 | 이계안 | Shift controlling system of manual transmission |
| KR100719353B1 (en) * | 2005-11-15 | 2007-05-17 | 다이모스(주) | Inter lock system of manual transmission |
| CN201335150Y (en) * | 2009-01-12 | 2009-10-28 | 浙江万里扬变速器股份有限公司 | Shifting and interlocking device for automotive transmission |
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| CN102954209A (en) | 2013-03-06 |
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Effective date of registration: 20170103 Address after: 315336 Cixi Binhai New Area, Hangzhou, Binhai Road, No. four, No. 768, No., Zhejiang Patentee after: Ningbo WanLiYang transmission Co., Ltd. Address before: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee before: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. |
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Effective date of registration: 20191225 Address after: Room 582, Jinfan incubation base, No. 966, Jinfan street, Wucheng District, Jinhua City, 321000, Zhejiang Province Patentee after: Zhejiang Wanliyang New Energy Drive Technology Co., Ltd. Address before: 321025 No. 3999, rainbow West Road, Jinhua, Zhejiang Patentee before: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. |