CN102954209A - Automobile transmission gear interlocking device - Google Patents
Automobile transmission gear interlocking device Download PDFInfo
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- CN102954209A CN102954209A CN2012101281198A CN201210128119A CN102954209A CN 102954209 A CN102954209 A CN 102954209A CN 2012101281198 A CN2012101281198 A CN 2012101281198A CN 201210128119 A CN201210128119 A CN 201210128119A CN 102954209 A CN102954209 A CN 102954209A
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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 the automotive transmission technical field, relate to a kind of automotive transmission gear interlocking device.
Background technique
For output is fit to moment of torsion and the rotating speed of each operating mode to automobile driving wheel, need to shift gears.Select different gears to export different rotating speeds and moment of torsion to driving wheel, if automotive transmission has at a time been selected two gears simultaneously, speed changer is inner so can stuck even damage.So interlock occurred, its function is to prevent that speed changer from hanging up two gears simultaneously, and traditional interlock is that the selector fork axle moves when putting into gear in the middle of utilizing, and two other declutch shift shaft is realized interlocking by steel ball trivial structure of living.
Most mutual interlocking gear has independent component interlock board, interlocking plunger etc. at present, and these component join in the gear shift mechanism, have increased the complexity of structure, have also taken the space of speed changer preciousness.In recent years, people constantly improve it, gearshift mutual interlocking gear in a kind of manual gear of vehicle is disclosed such as patent (CN 6743627Y), it mainly comprises declutch shift shaft, I shape interlocking block, the I shape interlocking block is arranged between the declutch shift shaft, and declutch shift shaft is provided with arc groove, and the I shape interlocking block is by the mutually embedding of arc groove on arc surface and the declutch shift shaft, thereby both link up, and realize interlocking.This interlock has the processing advantage such as simple, but the same with traditional mutual interlocking gear, all is provided with independent structure so that the speed changer interlocking structure complicated, take up room greatly, declutch shift shaft remitted its fury etc.
Summary of the invention
The objective of the invention is the problems referred to above for existing technology existence, a kind of automotive transmission gear interlocking device is provided, technical problem to be solved by this invention is that the gear interlocking device is integrated on the shifting axle, thereby makes mutual interlocking gear simple, compact.
Purpose of the present invention can realize 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 the 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 the shifting axle, described shifting axle and gearshift refer to all be located in the described prong, are provided with between described shifting axle and the prong frame to be merely able to drive the drive mechanism that one of them prong frame swings when elected shifting shaft rotates.
The working principle of this device is as follows: stir operating handle by the driver in the time of automobile gear shift and realize shifting gears and block selecting, operating handle drives gearshift and refers to action, gearshift refers to drive the shifting axle and circumferentially rotates on mobile and edge vertically, because the shifting axle is located in the prong, when so elected shifting shaft is mobile vertically can by prong change and different prong frame between position relationship, then the shifting axle drives the prong frame along a wherein side oscillation by drive mechanism, and shift fork is stirred the synchronizer gearshift thereby the prong frame drives declutch shift shaft rotation drive.This device offers prong at the prong frame, and the shifting axle is located in the prong, simultaneously is provided with drive mechanism at the shifting axle, and like this, the structure between prong frame and the shifting axle just can realize the self-locking of shifting gears, thereby makes mutual interlocking gear simple, compact.
In above-mentioned a kind of automotive transmission gear interlocking device, described drive mechanism comprises the arc groove that is opened in described prong bottom and is opened in the basifacial breach of described shifting axle side, described gap width is greater than described prong frame width, described arc groove matches as the center of circle and with this shifting axle outer circumferential face take the axle center of shifting axle, by moving axially the shifting axle described breach is fastened on one of them prong frame.The shifting axle is driven mobile vertically the time, breach can be fastened on one of them prong frame, at this moment, stirring gearshift when instigating the shifting axle to rotate, because the existence of breach so that corresponding prong frame can drivenly swing, 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 the prong frame and swings, and its advantage is that the cooperation by the thickness of breach and prong frame reaches this correspondence prong frame and can swing and the motionless effect of other prong framves.
In above-mentioned a kind of automotive transmission gear interlocking device, described gearshift refers to comprise body and finger, one end recess of described body, described finger lower end is connected on the body, and this finger be positioned at described recess directly over, described body is set on the described shifting axle and both fix, and described recess and described breach are superimposed.This device with finger be arranged on recess directly over, like this after recess and breach are superimposed, finger also be positioned at breach directly over, after breach was connected on the prong frame, finger can be resisted against on two sidewalls of prong frame, conveniently stirs the 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 be connected respectively described little axle head and large axle head, described little axle head and the large same axis of axle head, the bore of described axle journal is all less than large axle head and little axle head, and described breach is partly formed by the indentation of described axle journal with respect to little axle head and large axle head.Breach can process by turning like this, 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, and 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, remedied the difference in diameter between little axle head and the 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.The head both sides arrange rounding conveniently and the prong top on the prong frame cooperates.
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 all are positioned on the medial axis of prong frame, described cavity can hold the shifting axle and body is current, and the width of described upper shed is slightly larger than the width of the head of described finger.The shifting axle can move in cavity, and finger partly is connected to upper shed place, and with the head that is slightly larger than of the width design of upper shed, head is free to moving axially along the shifting axle in upper shed like this.
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 with respect to little axle head and large axle head.The setting of axle journal eccentric position can effectively strengthen the degree of depth of breach, and cylindrical shape also relatively is conducive to processing simultaneously.
In above-mentioned a kind of automotive transmission gear interlocking device, offer positioning hole on the described body, be equipped with fastening screw trip bolt on the described positioning hole, by this fastening screw trip bolt described body and shifting axle are located.Connection by set screw is easy for installation and removal, and is better than pin effect.
In above-mentioned a kind of automotive transmission gear interlocking device, be provided with pad between the nut section of described fastening screw trip bolt and the positioning hole.Add the Upper gasket rear defence and end damage between the part.
In above-mentioned a kind of automotive transmission gear interlocking device, described shifting axle also is located in a shifting and covers, and described shifting lid and case of transmission are connected.
Compared with prior art, this device offers prong at the prong frame, and the shifting axle is located in the prong, simultaneously be provided with drive mechanism at the shifting axle, like this, the structure between prong frame and the shifting axle just can realize the self-locking of shifting gears, thereby makes mutual interlocking gear simple, compact.The cooperation of the thickness by breach and prong frame reaches that this correspondence prong frame can swing and the motionless effect of other prong framves designs ingenious.The setting of axle journal eccentric position can effectively strengthen the degree of depth of breach, and cylindrical shape also relatively is conducive to processing simultaneously.
Description of drawings
Fig. 1 is the structure front elevational schematic of this automotive transmission gear interlocking device.
Fig. 2 is the structure explosive view 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 the prong frame is in original position.
Fig. 5 is the partial schematic diagram that the prong frame is in off normal.
Fig. 6 is the structure schematic side view of gear interlocking device.
Fig. 7 is the structural representation of facing of prong frame and shifting axle.
Fig. 8 is the front view of prong frame.
Fig. 9 is the structural upright schematic diagram that gearshift refers to.
Figure 10 is the structure front elevational schematic that gearshift refers to.
Figure 11 is the structure schematic side view that gearshift refers to.
Among the figure, 1, the 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
Below be 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.
Such as Fig. 1, Fig. 2 and shown in Figure 3, automobile comprises a declutch shift shaft, this device comprises that shifting axle 1, gearshift refer 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 also is located on the shifting lid 6, and shifting lid 6 and case of transmission are connected.Prong frame 3 tops offer prong 31, gearshift refers to that 2 are connected on the shifting axle 1, shifting axle 1 and gearshift refer to that 2 all are located in the prong 31, are provided with between shifting axle 1 and the prong frame 3 to be merely able to drive the drive mechanism that one of them prong frame 3 swings when elected shifting shaft 1 rotates.
Specifically, drive mechanism comprises that the arc groove 313 that is opened in prong 31 bottoms selects the basifacial breach 11 of shift shaft 1 side with being opened in, breach 11 nest degree are greater than prong frame 3 width, arc groove 313 matches as the center of circle and with this shifting axle 1 outer circumferential face take the axle center of shifting axle 1, by moving axially shifting axle 1 breach 11 is fastened on one of them prong frame 3.Shifting axle 1 is driven mobile vertically the time, breach 11 can be fastened on one of them prong frame 3, at this moment, stirring gearshift and referring to 2 when shifting axle 1 is rotated, because the existence of breach 11 so that corresponding prong frame 3 can drivenly swing, 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 and swing, and its advantage is that the cooperation by the thickness of breach 11 and prong frame 3 reaches that this correspondence prong frame 3 can swing and the motionless effect of other prong framves 3.
Such as Fig. 7, Fig. 8, Fig. 9 and shown in Figure 10, gearshift refers to that 2 comprise body 21 and finger 22, one end recess 23 of body 21, finger 22 lower ends are connected on the body 21, and this finger 22 be positioned at recess 23 directly over, body 21 is set on the shifting axle 1 and both fix, and recess 23 and breach 11 are superimposed.This device with finger 22 be arranged on recess 23 directly over, like this after recess 23 and breach 11 are superimposed, finger 22 also be positioned at breach 11 directly over, after breach 11 is connected on the 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 rounding conveniently and prong 31 tops on the prong frame 3 cooperate.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 all are positioned on the medial axis of prong frame 3, cavity 311 can hold shifting axle 1 and body 21 is current, and the width of upper shed 312 is slightly larger than the width of the head 221 of finger 22.Shifting axle 1 can be in cavity 311 interior movements, and finger 22 parts are connected to upper shed 312 places, with the width design of upper shed 312 be slightly larger than head 221, head 221 is free to moving axially along shifting axle 1 in upper shed 312 like this.Offer positioning hole 211 on the body 21, be equipped with fastening screw trip bolt 4 on the positioning hole 211, by this fastening screw trip bolt 4 body 21 and shifting axle 1 are located.Connection by set screw is easy for installation and removal, and is better than pin effect.Be provided with pad 5 between the nut section of fastening screw trip bolt 4 and the positioning hole 211.Add the damage that prevents behind the Upper gasket 5 between the part.
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 be connected respectively little axle head 12 and large axle head 14, little axle head 12 and large axle head 14 same axis, the bore of axle journal 13 is all less than large axle head 14 and little axle head 12, and breach 11 is partly formed by the indentation of axle journal 13 with respect to little axle head 12 and large axle head 14.Breach 11 can process by turning like this, 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, remedied the difference in diameter between little axle head 12 and the 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 with respect to little axle head 12 and large axle head 14.The setting of axle journal 13 eccentric positions can effectively strengthen the degree of depth of breach 11, and cylindrical shape also relatively 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 by the driver in the time of automobile gear shift and realize shifting gears and block selecting, operating handle drives gearshift and refers to 2 actions, gearshift refers to that 2 drive shifting axles 1 circumferentially rotate on mobile and edge vertically, because shifting axle 1 is located in the prong 31, when so elected shifting shaft 1 is mobile vertically can by prong 31 change and different prong frame 3 between position relationship, one of them prong frame 3 is connected in the breach 11, remaining prong frame 3 contacts by the outer side surface of arc groove 313 and shifting axle 1 or body 21, when elected shifting shaft 1 rotates, all motionless by the prong frame 3 that arc groove 313 is connected, only have wherein that and prong framves 3 of breach 11 phase clampings to be referred to that 2 drive and swing aside by gearshift, thereby realize the interlocking function in the gearshift.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. 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 the shifting axle (1), described shifting axle (1) and gearshift refer to that (2) all are located in the described prong (31), are provided with between described shifting axle (1) and the prong frame (3) to be merely able to drive the drive mechanism that one of them prong frame (3) swings when elected shifting shaft (1) rotates.
2. a kind of automotive transmission gear interlocking device according to claim 1, it is characterized in that, described drive mechanism comprises the arc groove (313) that is opened in described prong (31) bottom and is opened in described shifting axle (1) the basifacial breach of side (11), described breach (11) width is greater than described prong frame (3) width, described arc groove (313) matches as the center of circle and with this shifting axle (1) outer circumferential face take the axle center of shifting axle (1), by moving axially shifting axle (1) described breach (11) is fastened on one of them prong frame (3).
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 recess (23) of described body (21), described finger (22) lower end is connected on the body (21), and this finger (22) be positioned at described recess (23) directly over, described body (21) is set in described shifting axle (1) upward and both fix, and described recess (23) and described breach (11) are superimposed.
4. according to claim 1 and 2 or 3 described a kind of automotive transmission gear interlocking devices, it is characterized in that, described shifting axle (1) comprises little axle head (12) successively, axle journal (13) and large axle head (14), the two ends of described axle journal (13) be connected respectively described little axle head (12) and large axle head (14), described little axle head (12) and the large same axis of axle head (14), the bore of described axle journal (13) is all less than large axle head (14) and little axle head (12), and described breach (11) is partly formed by the indentation of described axle journal (13) with respect 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 1 and 2, it is characterized in that, described prong (31) also comprise cavity (311) and on open (312), open (312) on described and be positioned at the top of cavity (311) and both are connected, open (312) on described and described arc groove (313) all is positioned on the medial axis of prong frame (3), it is current that described cavity (311) can hold shifting axle (1) and body (21), and the width of opening (312) on described 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 is characterized in that, described axle journal (13) is cylindrical body, and this axle journal (13) is in eccentric position with respect 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, offer positioning hole (211) on the described body (21), be equipped with fastening screw trip bolt (4) on the described positioning hole (211), with described body (21) and shifting axle (1) location, be provided with pad (5) between the nut section of described fastening screw trip bolt (4) and the positioning hole (211) by this fastening screw trip bolt (4).
10. a kind of automotive transmission gear interlocking device according to claim 9 is characterized in that, described shifting axle (1) also is located on the 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 |
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| 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 true CN102954209A (en) | 2013-03-06 |
| CN102954209B CN102954209B (en) | 2015-05-20 |
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| CN201210128119.8A Active CN102954209B (en) | 2012-04-27 | 2012-04-27 | Automobile transmission gear interlocking device |
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Cited By (4)
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| CN104633103A (en) * | 2013-11-07 | 2015-05-20 | 河南省东方昀达动力传动系统有限公司 | 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 |
| CN108953590A (en) * | 2018-08-17 | 2018-12-07 | 清华大学 | A kind of double shift motor executing agencies for mechanical automatic gearbox |
| CN111237448A (en) * | 2020-01-13 | 2020-06-05 | 上汽通用汽车有限公司 | Gear selecting and shifting device and transmission |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104633103A (en) * | 2013-11-07 | 2015-05-20 | 河南省东方昀达动力传动系统有限公司 | Transmission gear shifting interlocking device and interlocking method |
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| CN111237448A (en) * | 2020-01-13 | 2020-06-05 | 上汽通用汽车有限公司 | Gear selecting and shifting device and transmission |
| 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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|---|---|
| CN102954209B (en) | 2015-05-20 |
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Effective date of registration: 20160426 Address after: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee after: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. Address before: Hangzhou City, Zhejiang province 311228 Linjiang Industrial Park Xiaoshan district two building No. 206 agricultural field Patentee before: Hangzhou Branch, Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Zhejiang Geely Holding Group Co., Ltd. |
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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: 20170712 Address after: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee after: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. Address before: 315336 Cixi Binhai New Area, Hangzhou, Binhai Road, No. four, No. 768, No., Zhejiang Patentee before: Ningbo 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. |
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