CN103547842A - Selective slide type reverse shift device and method of assembling selective slide type reverse shift device - Google Patents
Selective slide type reverse shift device and method of assembling selective slide type reverse shift device Download PDFInfo
- Publication number
- CN103547842A CN103547842A CN201280022682.5A CN201280022682A CN103547842A CN 103547842 A CN103547842 A CN 103547842A CN 201280022682 A CN201280022682 A CN 201280022682A CN 103547842 A CN103547842 A CN 103547842A
- Authority
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- China
- Prior art keywords
- reverse shift
- shift fork
- reverse
- shell
- gearshift
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/302—Final output mechanisms for reversing
Abstract
The present invention provides a selective slide type reverse shift device which is low in cost and light in weight, and a method of assembling the device. This selective slide type reverse shift device is a selective slide type reverse shift device, in which an idler gear is slid in the axial direction by sliding a reverse shift arm in response to reverse shift operation, and meshed with a reverse drive gear supported on an input shaft and a reverse driven gear supported on an output shaft, and is characterized in that a case has an assembly part that slidably holds the reverse shift arm through a holding member and is formed parallel to the sliding direction of the reverse shift arm.
Description
Technical field
The present invention relates to the assembling method of the wheeled gearshift of a kind of slide teeth and this device.
Background technique
Generally speaking, the gear for astern stage in the middle of the gearbox of automobile is that the wheeled gearbox of slide teeth forms as follows, by synchronizer, a plurality of gears of the use of advancing is switched swimmingly.Therefore as shown in patent documentation 1 or patent documentation 2, because the gear of reversing use is switched conventionally under vehicle stop state, by synchronizer, do not utilize the slip of free gear to switch selectively.
But the wheeled gearshift 9 of the slide teeth shown in Fig. 7 has: reverse shift fork 91, swings according to gear-change operation; And reverse idler 93, coordinating with reverse shift fork 91, the swing by reverse shift fork 91 is slided pony axle 92 in the axial direction.One end 911 of reverse shift fork 91 coordinates with reverse idler 93, by the supporting pin 94 that becomes swing axis, the other end is supported on bracket 95.And, in the hole 96 of intermediate portion opening, be combined with the pin of fork shaft, near hole, be combined with one end of torsion spring 97.The other end of torsion spring 97 is engaged on bracket 95.The bracket 95 that supports reverse shift fork 91 is as follows, and the face that is parallel to the shell 90 of gearbox is fixed by bolt, at the partial insertion supporting pin 94 crooked perpendicular to shell 90.Reverse idler 93 has: not with the position of readiness (solid line) of gear engagement on input shaft and output shaft; And with the car backing position (double dot dash line) of above-mentioned axle engagement.Torsion spring 97 applies power to position of readiness (solid line) and car backing position (double dot dash line) to reverse idler 53 by reverse shift fork 91.
Patent documentation 1: the Unexamined Patent 7-42810 of Japan communique
Patent documentation 2: the JP 2005-233361 of Japan communique
The wheeled gearshift of slide teeth needs reverse shift fork to guarantee to be greater than the stroke of ahead stage stroke, needs the structure that lever ratio is suitable.In addition, be different from the gear of ahead stage, reverse idler need to be remained on to position of readiness and car backing position.But, so shell is tending towards maximizing or number of components increases, and becomes one of reason that weight increases or cost improves of gearbox.And, owing to bringing into play above-mentioned functions in limited space, therefore also exist parts to be tending towards maximizing or component shape is tending towards complicated situation, become one of reason that weight increases, the complicated cost bringing of the complicated or assembly process of parts manufacturing process improves by gearbox.
Summary of the invention
The present invention carries out in view of above-mentioned truth, will provide the assembling method of a kind of cost wheeled gearshift of slide teeth low and light weight and this device as the problem that should solve.
The invention relating to for the technological scheme 1 that solves above-mentioned problem being characterized as structurally, has: reverse idler axle, and axle is supported in the shell of gearbox, is listed in input shaft and output shaft; Reverse idler, is supported on this reverse idler axle in the axial direction slidably; And reverse shift fork, there is the gear auxiliary section coordinating with described reverse idler, according to gear-change operation, described reverse shift fork is swung, described free gear is slided in the axial direction, make to be supported on the reverse-drive gear on described input shaft and be supported in the wheeled gearshift of slide teeth of the reversing driven gear engagement on described output shaft
Described shell keeps described reverse shift fork swingably by retaining member, has the assembly part that is parallel to the swaying direction of described reverse shift fork and forms.
The invention that technological scheme 2 relates in addition being characterized as structurally, in technological scheme 1, there is swing axis linking member, it becomes the swing axis of the described reverse shift fork between described retaining member and described assembly part, by clamping described reverse shift fork by described retaining member and described assembly part, link
Described retaining member becomes for described reverse shift fork being remained on to the spline member of described assembly part.
The invention relating to for the technological scheme 3 that solves above-mentioned problem being characterized as structurally, in the wheeled gearshift of the slide teeth described in technological scheme 1 or 2, has: keep operation, by torsion spring, keep described reverse shift fork and described retaining member;
And shell arranges operation, make the gear auxiliary section of described reverse shift fork be matched with described reverse idler, the described assembly part that the described retaining member keeping with described torsion spring and described reverse shift fork is arranged on to described shell by described swing axis linking member.
The invention that technological scheme 4 relates in addition being characterized as structurally, in technological scheme 3, described swing axis linking member is bolt component,
It is by described bolt component, described retaining member to be tightened to the operation that is fixed on described assembly part that described shell arranges operation.
The invention that technological scheme 5 relates in addition being characterized as structurally, in technological scheme 3 or 4, it is as follows that described shell arranges operation, makes the retainer of described retaining member be connected to described shell, becomes the spline member of tightening by described swing axis linking member.
In the invention relating in technological scheme 1, shell has for keeping swingably the assembly part of reverse shift fork, and this assembly part is parallel to the swaying direction of reverse shift fork and forms.Due to other members such as mounting bracket and reverse shift fork can being held on shell not on shell, the member that therefore bracket etc. is installed reduces, and can realize by number of components and reduce cost degradation or the lightweight bringing.
In the invention relating in technological scheme 2, by swing axis linking member, reverse shift fork is remained between retaining member and assembly part, swing axis linking member becomes swing axis.And because retaining member becomes for reverse shift fork being remained on to the spline member of described assembly part, so reverse shift fork is firmly held in assembly part.In addition, because the link by swing axis linking member remains on reverse shift fork on shell swingably, therefore assembling is also simple.
In the invention relating in technological scheme 3, first by torsion spring, reverse shift fork is kept together with retaining member, under this state, by swing axis linking member, reverse shift fork is arranged on shell.That is, not first retaining member to be arranged on shell, but be arranged on shell together with reverse shift fork.By torsion spring, reverse shift fork and retaining member are kept, to do not disperse.This torsion spring is to have the member that reverse shift fork is remained on to the function of position of readiness and car backing position, does not need to remove afterwards.The invention relating to according to technological scheme 3, because assembling procedure is less and simple, therefore can assemble with low cost the wheeled gearshift of slide teeth of light weight.
In the invention relating in technological scheme 4, for the swing axis linking member that reverse shift fork is remained on shell swingably, be bolt component, by tightening, fix bolt component.Thereby, can simply reverse shift fork be assembled on shell.
In the invention relating in technological scheme 5, for the retaining member that reverse shift fork is arranged on shell swingably, there is the retainer that is connected to shell.Retainer becomes the spline member when tightening retaining member by swing axis linking member.Thereby, can too not tighten retaining member, can positively reverse shift fork be assembled on shell.
Accompanying drawing explanation
Fig. 1 means the schematic diagram of gearshift 10 structures of mode of execution.
Fig. 2 observes the figure of Fig. 1 from A-A.
Fig. 3 is the schematic diagram of gearshift 10 major components of mode of execution.
Fig. 4 means the schematic diagram for dunnage 5 structures of the gearshift 10 of mode of execution.
Fig. 5 is the figure for reverse shift fork 4, dunnage 4 and the torsion spring 8 of the gearshift 10 of mode of execution from beneath.
Fig. 6 is for the schematic diagram of assembling method of the gearshift 10 of mode of execution is described.
Fig. 7 means the schematic diagram of existing gearshift structure.
Embodiment
With reference to Fig. 1～Fig. 6, representative embodiments of the present invention is described.The wheeled gearshift of slide teeth that present embodiment relates to is arranged in the gearbox that vehicle carries.
Mode of execution
As shown in Fig. 1 and 2, the wheeled gearshift of the slide teeth of present embodiment (being called simply below " gearshift ") 10 has: reverse idler axle 21; Reverse idler 3; Reverse shift fork 4; Dunnage (supporting member) 5; Assembly part 61; Swing axis (swing axis linking department) 7; And torsion spring 8.
Reverse idler 3 rotations are supported on reverse idler axle 21 freely and in the axial direction slidably.Reverse idler 3 has gear body 31 a side in the axial direction, the opposing party, has the portion that is engaged 32 by gear auxiliary section 41 cooperations of reverse shift fork 4 described later.Gear body 31 has outer peripheral teeth 311, can mesh with the reversing driven gear (province's sketch map) that is supported on the reverse-drive gear (province's sketch map) on input shaft and be supported on output shaft.Reverse idler 3 slides in the axial direction between position of readiness and car backing position, at position of readiness, gear body 31 does not mesh with reverse-drive gear and reversing driven gear, at car backing position, and gear body 31 and reverse-drive gear and the engagement of reversing driven gear.
In addition, at the middle body of reverse shift fork 4, be formed with the fork matching hole 43 that the pin 23 by fork shaft 22 coordinates, near fork matching hole 43, be formed with the spring matching hole 44 that the one end by torsion spring 8 described later coordinates.And fork shaft 22 is configured to roughly be listed in reverse idler axle 21, the movable in the axial direction earth's axis is supported in shell 6.
As shown in Figure 2, by dunnage 5 and assembly part 61 described later, clamp reverse shift fork 4, dunnage 5 is that reverse shift fork 4 is arranged on to the member on shell 6.As shown in Fig. 1 and Fig. 4, dunnage 5 has retainer 51, is formed with: oscillation center portion 52, is inserted in the oscillation center hole 42 of reverse shift fork 4; And spring matching hole 53, by the other end of torsion spring 8, coordinated.Retainer 51 is outstanding a little and form (with reference to Fig. 2) by the part of the periphery of dunnage 5.The opening 521 that has swing axis 7 to screw togather at oscillation center portion 52 openings.Preferably the external diameter of oscillation center portion 52 size is as follows, and under the state in being inserted in the oscillation center hole 42 of reverse shift fork 4, reverse shift fork 4 can swing freely.Thereby, even be intercalated under the state in oscillation center hole 42 in oscillation center portion 52, as long as reverse shift fork 4 is swingable.Spring matching hole 53 is formed on the position of leaving retainer 51.
As shown in Figure 2, assembly part 61 is parts of shell 6, is to clamp the member of reverse shift fork 4 together with dunnage 5, is formed with the opening 611 that inserts swing axis 7.
On swing axis 7, be formed with outside thread.As shown in Figures 1 and 2, between swing axis 7 and assembly part 61, clip nut 24, swing axis 7 is inserted in the opening 611 of assembly part 61 and the opening 521 of dunnage 5.And swing axis 7 is screwed together in the opening 521 of dunnage 5, dunnage 5 and assembly part 61 is carried out to bolt and fix.Oscillation center portion 52 by dunnage 5 is inserted in swing axis 7 in the oscillation center hole 42 of reverse shift fork 4, becomes the oscillation center of reverse shift fork 4.
As shown in Figure 5, torsion spring 8 has 2 line parts 81,82 and curve part 83.The end of 2 line parts 81,82 is to the opposing party's line part lateral bend.Spring matching hole 44, the 2 line parts 82 that the 1st line part 81 insertions are matched with reverse shift fork 4 insert the spring matching hole 53 that is matched with dunnage 5.Torsion spring 8 applies power reverse shift fork 4 is remained on respectively to the mode of position of readiness and car backing position.
Below, the assembling method of the gearshift 10 of present embodiment is described.First, in the oscillation center hole 42 of reverse shift fork 4, insert the oscillation center portion 52 of dunnage 5.And, as shown in Figure 5, the 1st line part 81 of torsion spring 8 is inserted in the spring matching hole 44 of reverse shift fork 4, the 2nd line part 82 is inserted in the spring matching hole 53 of dunnage 5.Next, make the gear auxiliary section 41 of the reverse shift fork 4 of the reverse shift forks 4 that keep by torsion spring 8 one and dunnage 5 be matched with the portion that is engaged 32 of reverse idler 3, make the pin 23 of fork shaft 22 be matched with the fork matching hole 43 of reverse shift fork 4.And, make the opening 611 of assembly part 61 of the opening 521 alignment shells 6 of the oscillation center hole 42 of reverse shift fork 4 and the oscillation center portion 52 of dunnage 5, from assembly part 61 sides, insert swing axiss 7.The swing axis 7 that makes to insert is screwed together in the opening 521 of the oscillation center portion 52 of dunnage 5.When screwing togather, for example, in the situation that dunnage 5 is positioned at the position representing with double dot dash line of Fig. 6, dunnage 5 is rotated on the sense of rotation X of swing axis 7, and the retainer 51 of dunnage 5 is connected to the inner face 62 of shell 6, tightens securely assembly part 61 and dunnage 5.Its result, reverse shift fork 4 swings and remains on freely assembly part 61(shell 6).The shell 6 of retainer 51 butts is the positions that differ from assembly part 61, with respect to assembly part 61 approximate right angle, forms.And the member of retainer 51 butts is not limited to shell 6, it can be also the member being fixed on shell 6.
The gearshift 10 being assembled in as described above on shell 6 is as follows, according to gear-change operation fork shaft 22, moves in the axial direction, and reverse shift fork 4 be take swing axis 7 and swung as oscillation center.And the reverse idler 3 that is engaged in reverse shift fork 4 slides to car backing position from position of readiness, be engaged in the reverse-drive gear being supported on input shaft and be supported on the reversing driven gear on output shaft.
Effect
On the shell 6 of the gearshift 10 of present embodiment, be formed with the assembly part 61 with the parallel formation of swaying direction of reverse shift fork 4.When reverse shift fork 4 is remained on to the structure on other members such as bracket on shell 6 swingably, need for bracket etc. being arranged on to the bolt component on shell 6.The in the situation that of using bracket etc. when keeping reverse shift fork 4 swingably, bracket and shell are clamped reverse shift fork 4, and bracket is the spline member when tightening swing axis 7, and bracket can be also the member that the other end by torsion spring 8 coordinates.But, according to the gearshift 10 of present embodiment, be not bolted to dunnage on shell 65 and shell 6(assembly part 61) and clamp reverse shift fork 4, become the spline member when tightening swing axis 7, by the other end of torsion spring 8, coordinated.That is, owing to being the structure that is formed for keeping the assembly part 61 of reverse shift fork 4 on shell 6, so number of components reduces, and can realize low cost and lightweight.
In addition, situation about reverse shift fork 4 being assembled on shell 6 with using bracket etc. is compared, and can assemble simply the gearshift 10 of present embodiment.First, when using bracket etc., it is complicated that the structure display of bracket self obtains, and need to manufacture bracket cost.Especially, in the situation that Fig. 7 of one of existing gearshift needs roughly the operation of curved bracket at right angles.And, be bolted and bracket is assembled on shell 6.The gearshift 10 of present embodiment is, keeping under the state of dunnages 5 and reverse shift fork 4 with torsion spring 8, with swing axis 7, is bolted on shell 6 and completes setting.By the operation that bolt (swing axis 7) is tightened, it is 1 operation.And, owing to keeping dunnage 5 and reverse shift fork 4 by torsion spring 8 till being bolted to assembly part 61, be therefore difficult to disperse.Torsion spring 8 is not only also the parts for assembling, and is for reverse shift fork 4 is remained on respectively to position of readiness and car backing position, to apply the member of power, need to after assembling, not remove, and after assembling, does not also waste.
Thereby the assembling method of gearshift 10 of assembling present embodiment is, can simply gearshift 10 be arranged on shell, can suppress cost.
Other mode of executions
Above, although be illustrated being suitable for embodiments of the present invention, the present invention is not limited to above-mentioned mode of execution.For example, the outer shape of dunnage 5 is not limited to the shape shown in Fig. 4.In the gearshift 10 of present embodiment, by dunnage 5 is, there is the shape of bottom line function, thereby in order to realize lightweight, adopted less shape.
Claims (5)
1. the wheeled gearshift of slide teeth, has: reverse idler axle, and axle is supported in the shell of gearbox, is listed in input shaft and output shaft; Reverse idler, is supported on this reverse idler axle in the axial direction slidably; And reverse shift fork, there is the gear auxiliary section coordinating with described reverse idler,
According to gear-change operation, described reverse shift fork is swung, described free gear is slided in the axial direction, make to be supported on the reverse-drive gear on described input shaft and be supported on the reversing driven gear engagement on described output shaft, it is characterized by,
Described shell keeps described reverse shift fork swingably by retaining member, has the assembly part that is parallel to the swaying direction of described reverse shift fork and forms.
2. the wheeled gearshift of slide teeth according to claim 1, is characterized by,
Have swing axis linking member, it becomes the swing axis of the described reverse shift fork between described retaining member and described assembly part, by clamping described reverse shift fork by described retaining member and described assembly part, link,
Described retaining member becomes for described reverse shift fork being remained on to the spline member of described assembly part.
3. an assembling method for the wheeled gearshift of slide teeth, is characterized by,
In the wheeled gearshift of the slide teeth described in claim 1 or 2,
Have: keep operation, by torsion spring, keep described reverse shift fork and described retaining member;
And shell arranges operation, make the gear auxiliary section of described reverse shift fork be matched with described reverse idler, the described assembly part that the described retaining member keeping with described torsion spring and described reverse shift fork is arranged on to described shell by described swing axis linking member.
4. the assembling method of the wheeled gearshift of slide teeth according to claim 3, is characterized by,
Described swing axis linking member is bolt component,
It is by described bolt component, described retaining member to be tightened to the operation that is fixed on described assembly part that described shell arranges operation.
5. the assembling method of the wheeled gearshift of slide teeth according to claim 4, is characterized by,
It is as follows that described shell arranges operation, makes the retainer of described retaining member be connected to described shell, becomes the spline member of tightening by described swing axis linking member.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-106271 | 2011-05-11 | ||
| JP2011106271A JP5836635B2 (en) | 2011-05-11 | 2011-05-11 | Selective sliding reverse shift device and assembly method of selective sliding reverse shift device |
| PCT/JP2012/003099 WO2012153543A1 (en) | 2011-05-11 | 2012-05-11 | Selective slide type reverse shift device and method of assembling selective slide type reverse shift device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103547842A true CN103547842A (en) | 2014-01-29 |
| CN103547842B CN103547842B (en) | 2016-02-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280022682.5A Expired - Fee Related CN103547842B (en) | 2011-05-11 | 2012-05-11 | The assembling method of the wheeled gearshift of slide teeth and the wheeled gearshift of slide teeth |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5836635B2 (en) |
| CN (1) | CN103547842B (en) |
| BR (1) | BR112013028262A2 (en) |
| WO (1) | WO2012153543A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500726A (en) * | 2014-11-28 | 2015-04-08 | 重庆华世丹机械制造有限公司 | Spring positioning device for forward gear and reverse gear |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728075B (en) * | 2020-12-31 | 2022-08-30 | 安徽骏瑞新能源科技有限公司 | Rocker arm type gear shifting driving mechanism for AMT gearbox of electric vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4994903A (en) * | 1989-12-18 | 1991-02-19 | Texas Instruments Incorporated | Circuit substrate and circuit using the substrate |
| JPH0742810A (en) * | 1993-07-30 | 1995-02-10 | Toyota Motor Corp | Selective slide type gearing device |
| CN1495350A (en) * | 2002-09-24 | 2004-05-12 | 本田技研工业株式会社 | Variable speed device for internal conbustion engine |
| JP2005233361A (en) * | 2004-02-23 | 2005-09-02 | Honda Motor Co Ltd | Reverse shift mechanism of manual transmission |
| JP2006329404A (en) * | 2005-05-30 | 2006-12-07 | Mazda Motor Corp | Gear change operating mechanism for transmission |
| CN101660605A (en) * | 2008-08-29 | 2010-03-03 | 本田技研工业株式会社 | Transmission of vehicle |
| JP2011002078A (en) * | 2009-06-22 | 2011-01-06 | Mazda Motor Corp | Gear shift operation device for manual transmission |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0441150U (en) * | 1990-08-06 | 1992-04-08 |
-
2011
- 2011-05-11 JP JP2011106271A patent/JP5836635B2/en not_active Expired - Fee Related
-
2012
- 2012-05-11 BR BR112013028262A patent/BR112013028262A2/en not_active IP Right Cessation
- 2012-05-11 WO PCT/JP2012/003099 patent/WO2012153543A1/en active Application Filing
- 2012-05-11 CN CN201280022682.5A patent/CN103547842B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4994903A (en) * | 1989-12-18 | 1991-02-19 | Texas Instruments Incorporated | Circuit substrate and circuit using the substrate |
| JPH0742810A (en) * | 1993-07-30 | 1995-02-10 | Toyota Motor Corp | Selective slide type gearing device |
| CN1495350A (en) * | 2002-09-24 | 2004-05-12 | 本田技研工业株式会社 | Variable speed device for internal conbustion engine |
| JP2005233361A (en) * | 2004-02-23 | 2005-09-02 | Honda Motor Co Ltd | Reverse shift mechanism of manual transmission |
| JP2006329404A (en) * | 2005-05-30 | 2006-12-07 | Mazda Motor Corp | Gear change operating mechanism for transmission |
| CN101660605A (en) * | 2008-08-29 | 2010-03-03 | 本田技研工业株式会社 | Transmission of vehicle |
| JP2011002078A (en) * | 2009-06-22 | 2011-01-06 | Mazda Motor Corp | Gear shift operation device for manual transmission |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500726A (en) * | 2014-11-28 | 2015-04-08 | 重庆华世丹机械制造有限公司 | Spring positioning device for forward gear and reverse gear |
| CN104500726B (en) * | 2014-11-28 | 2017-01-18 | 重庆华世丹机械制造有限公司 | Spring positioning device for forward gear and reverse gear |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5836635B2 (en) | 2015-12-24 |
| JP2012237364A (en) | 2012-12-06 |
| BR112013028262A2 (en) | 2019-09-24 |
| WO2012153543A1 (en) | 2012-11-15 |
| CN103547842B (en) | 2016-02-24 |
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Granted publication date: 20160224 Termination date: 20170511 |