CN103968068B - A kind of reverse gear press mechanism of six-speed manual selector - Google Patents
A kind of reverse gear press mechanism of six-speed manual selector Download PDFInfo
- Publication number
- CN103968068B CN103968068B CN201410226515.3A CN201410226515A CN103968068B CN 103968068 B CN103968068 B CN 103968068B CN 201410226515 A CN201410226515 A CN 201410226515A CN 103968068 B CN103968068 B CN 103968068B
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- Prior art keywords
- shift bar
- reverse gear
- hole
- strip
- spacer pin
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/24—Providing feel, e.g. to enable selection
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/24—Providing feel, e.g. to enable selection
- F16H2061/242—Mechanical shift gates or similar guiding means during selection and shifting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses the reverse gear press mechanism of a kind of six-speed manual selector, including upper shift bar and lower shift bar, under being assemblied in of upper shift bar shift lever shaft to endoporus in, lower shift bar radially offers strip through-hole, the friction lining set being made up of plastic material it is provided with in the strip through-hole of described lower shift bar, it is fixed with spacer pin in the lower end of upper shift bar, one end of this spacer pin is stretched out from the friction lining set of the side of described strip through-hole, and the surface of spacer pin contacts with described friction lining set.This reverse gear press mechanism is under meeting reverse gear on the premise of pressure function, it is possible to solve metal friction sense and the problem of clamping stagnation, it is ensured that reverse gear is reliable, promotes the comfort of reverse gear depression.
Description
Technical field
The present invention relates to vehicle manual gear change system parts, the reverse gear press mechanism of a kind of six-speed manual selector.
Background technology
In order to when preventing from travelling, driver's maloperation is linked into reverse gear, many Manual Selector (as five speed manually or six-speed manual etc.) be designed with the insurance institution that prevents by mistake hanging reverse gear, common are pull-type and press-down type.As disclosed in CN 202251914 U " a kind of direct hand-operated type six-gear speed-changer pull-type reverse gear lock assembly structure ", including gear level assembly and the handball of being located at gear level assembly top, the outside bread of described gear level assembly is provided with sliding sleeve, the top of described gear level assembly is arranged with stage clip, makes sliding sleeve constitute sliding connection structure with gear level assembly；Being installed with bracing wire on described sliding sleeve, the lower end of bracing wire is fixing with lock pin to be connected；The bottom of described gear level assembly is located in manipulation lid；The side of described nylon spacer is provided with locating rack, is provided with locating dowel in locating rack, and locating dowel is connected in locating rack by location spring；Being provided with annular groove in the middle part of the lateral surface of described locating dowel, described lock pin is located in linear bearing, and is arranged under the action of the spring in described annular groove.It uses pull-type to achieve the function of reverse gear lock, improves the driving safety of car load.And for example, CN 201130440 Y disclosed " driver-operated reverse gear mechanism structure in a kind of automobile driving simulator ", including gear shifting handle, inserts the steering ball of handle and the gear shift box of nested steering ball, handle is fixedly installed back-up ring, between the back-up ring and steering ball of handle, is nested with spring；End in handle inserts gear shift box, is fixedly installed to position block；Reverse gear position in gear shift box arranges reverse gear limited block.Use this technical scheme, student pilot can operate handle truly and be pressed downward against compeling, rotating, enter the action of reverse gear, feel and know from experience the position of true reverse gear, action and dynamics, quickly grasp the technical ability of reverse gear, correctly use driving technology, reduce and avoid in formal road, drive the vehicle accident produced because of reverse gear.But, for press-down type mechanism, when needs are linked into reverse gear, driver have to press shift bar down so that it is moves down one end distance and just can be linked into reverse gear.In this kind of reverse gear press mechanism, upper slide piece bar coordinates realization to move up and down by the gathering sill of metal spacing part with lower shift bar, but there are the following problems for this kind of fit structure:
(1) owing to being the phase mutual friction between metal surface between described locating part with gathering sill, under upper shift bar during pressure, there is obvious metal friction sense, and slip clamping stagnation problem easily occur, depression quality sense is poor；
(2) for smooth and easy without clamping stagnation during guarantee pressure down, the form and position tolerance (such as flatness, surface roughness etc.) of the matching surface of the gathering sill of lower shift bar needs to reach high grade, therefore mechanical processing technique and requirement on machining accuracy to gathering sill are high so that production cost is higher and quality conformance is difficult to control.
Therefore, the reverse gear press mechanism of existing Manual Selector requires further improvement.
Summary of the invention
It is an object of the invention to provide the reverse gear press mechanism of a kind of six-speed manual selector, under meeting reverse gear on the premise of pressure function, solve metal friction sense and clamping stagnation problem, it is ensured that reverse gear is reliable, promote the comfort of reverse gear depression.
The reverse gear press mechanism of Manual Selector of the present invention, including upper shift bar and lower shift bar, the lower end of described upper shift bar is assemblied in the axial endoporus of lower shift bar, described lower shift bar radially offers strip through-hole, the length direction of this strip through-hole is axial along lower shift bar, the friction lining set being made up of plastic material it is provided with in the strip through-hole of described lower shift bar, on described, the lower end of shift bar radially offers installing hole, it is fixed with spacer pin in this installing hole, one end of this spacer pin is stretched out from the friction lining set of the side of described strip through-hole, and the surface of spacer pin contacts with described friction lining set.
The outer peripheral face at the position, strip through-hole place of described lower shift bar is molded with cylinder, the injection molding body that described cylinder is integrally formed with friction lining set.
The other end at described spacer pin is fixed with buffer stopper.
Described spacer pin includes knurled segment and overlaps, with described friction lining, the friction section contacted, the diameter of described friction section is more than knurled segment diameter, a step end face is formed in friction section and knurled segment junction, described spacer pin is inserted in the installing hole of upper shift bar by knurled segment, and described step end face is against on installing hole.
Being respectively equipped with one annular groove at the two ends up and down of the close strip through-hole of described lower shift bar outer peripheral face, the inwall both ends of described cylinder are inlayed with twice annular groove respectively to coordinate and are fixed.
It is provided with multiple tracks strengthening rib strip at described cylinder and friction lining inner room.
The reverse gear press mechanism of Manual Selector of the present invention, is slidably matched by the friction lining set of described spacer pin with plastic material, forms the frictional force between metal and plastics.Thus metal and intermetallic abrasive feel when pressing under effectively prevent reverse gear, and when ensure that down pressure, smooth-going, without clamping stagnation, thus ensure that reverse gear reliably, improves the comfort of reverse gear depression.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the A-A profile of Fig. 1.
Detailed description of the invention
The present invention is further elaborated with embodiment below in conjunction with the accompanying drawings:
The reverse gear press mechanism of Manual Selector as shown in Figure 1, Figure 2, Figure 3 shows, including upper shift bar 1 and lower shift bar 2, the lower end of described upper shift bar 1 is slidably fitted within the axial endoporus of lower shift bar 2.
Radially offering strip through-hole 2-2 on described lower shift bar 2, the length direction of this strip through-hole is axial along lower shift bar 2, is the most circumferentially provided with one annular groove 2-1 at the two ends up and down of the close described strip through-hole of lower shift bar.
Being molded with injection molding body 3 on described lower shift bar 2, described injection molding body 3 includes cylinder 3-1 and friction lining set 3-2, and the inwall both ends of described cylinder 3-1 are inlayed with twice annular groove 2-1 respectively to coordinate and fixed.Due to lower shift bar smooth outer surface, injection molding body can be played fixation by described annular groove.
Described friction lining set 3-2 envelopes the inwall of described strip through-hole 2-2.For improving structural strength, overlap at described cylinder 3-1 outer wall and friction lining and be provided with multiple tracks strengthening rib strip 3-3 between 3-2.
On described, the lower end of shift bar 1 radially offers installing hole 1-1, columned spacer pin 4 it is fixed with in this installing hole, described spacer pin 4 is metal material, it includes knurled segment 4-2 and friction section 4-1, the diameter of described friction section is more than knurled segment diameter, a step end face is formed in friction section and knurled segment junction, to prevent from loosening in described spacer pin 4 is inserted into the installing hole of upper shift bar by knurled segment and with its interference fit, described step end face is against on installing hole, it is press-fit into place when step end face is collided with upper shift bar when assembling described spacer pin.
Friction section 4-1 of described spacer pin 4 one end is stretched out from the friction lining set of the side of described strip through-hole, and the inner edge that the surface of spacer pin is overlapped with described friction lining contacts formation friction pair, and the other end at spacer pin 4 is set with buffer stopper 5 and fixes with collar 6.
Above-mentioned reverse gear press mechanism is operationally, upper shift bar 1 moves down under pilot control, forming sliding friction between the two sides of the cylindrical outer surface of friction section 4-1 of described spacer pin 4 and the friction lining set 3-2 inner edge of plastic material, friction type is line-face friction.When upper shift bar 1 is when being displaced downwardly to extreme position, the buffer stopper 5 of the described spacer pin other end is collided with the lower surface that friction lining overlaps inner edge with bumper and absorbing shock.In like manner, when retracting bullet on upper shift bar 1, this buffer stopper also functions to buffering and position-limiting action.
Claims (5)
1. a reverse gear press mechanism for six-speed manual selector, including upper shift bar (1) and lower shift bar (2), the lower end of described upper shift bar is assemblied in the axial endoporus of lower shift bar,
It is characterized in that: on described lower shift bar, radially offer strip through-hole (2-2), the length direction of this strip through-hole is axial along lower shift bar, the friction lining set (3-2) being made up of plastic material it is provided with in the strip through-hole of described lower shift bar, on described, the lower end of shift bar radially offers installing hole (1-1), spacer pin (4) it is fixed with in this installing hole, one end of this spacer pin is stretched out from the friction lining set of the side of described strip through-hole, and the surface of spacer pin contacts with described friction lining set
The outer peripheral face at strip through-hole (2-2) position, place of described lower shift bar (2) is molded with cylinder (3-1), the injection molding body (3) that described cylinder is integrally formed with friction lining set.
The reverse gear press mechanism of six-speed manual selector the most according to claim 1, it is characterised in that: the other end at described spacer pin (4) is fixed with buffer stopper (5).
The reverse gear press mechanism of six-speed manual selector the most according to claim 1, it is characterized in that: described spacer pin (4) includes knurled segment (4-2) and overlaps, with described friction lining, the friction section (4-1) contacted, the diameter of described friction section is more than knurled segment diameter, a step end face is formed in friction section and knurled segment junction, described spacer pin is inserted in the installing hole of upper shift bar (1-1) by knurled segment, and described step end face is against on installing hole.
The reverse gear press mechanism of six-speed manual selector the most according to claim 1, it is characterized in that: be respectively equipped with one annular groove (2-1) at the two ends up and down of the close strip through-hole of described lower shift bar (2) outer peripheral face, the inwall both ends of described cylinder (3-1) are inlayed with twice annular groove (2-1) respectively to coordinate and are fixed.
The reverse gear press mechanism of six-speed manual selector the most according to claim 1, it is characterised in that: between described cylinder (3-1) and friction lining set (3-2), it is provided with multiple tracks strengthening rib strip (3-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410226515.3A CN103968068B (en) | 2014-05-27 | 2014-05-27 | A kind of reverse gear press mechanism of six-speed manual selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410226515.3A CN103968068B (en) | 2014-05-27 | 2014-05-27 | A kind of reverse gear press mechanism of six-speed manual selector |
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| Publication Number | Publication Date |
|---|---|
| CN103968068A CN103968068A (en) | 2014-08-06 |
| CN103968068B true CN103968068B (en) | 2016-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410226515.3A Active CN103968068B (en) | 2014-05-27 | 2014-05-27 | A kind of reverse gear press mechanism of six-speed manual selector |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369151B (en) * | 2015-07-22 | 2019-04-30 | 上海汽车集团股份有限公司 | Reverse gear press-down type manual transmission operating mechanism, automobile |
| CN105065660A (en) * | 2015-09-01 | 2015-11-18 | 清河县科超汽车配件有限公司 | Self-locking manipulator |
Citations (8)
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|---|---|---|---|---|
| US5025901A (en) * | 1988-09-12 | 1991-06-25 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Shift lever apparatus for automatic transmission |
| US5768944A (en) * | 1995-06-21 | 1998-06-23 | Aisin Aw Co., Ltd. | Vehicular automatic transmission shift device |
| CN201538240U (en) * | 2009-08-03 | 2010-08-04 | 奇瑞汽车股份有限公司 | Gear shifting mechanism assembly for automobile |
| CN201643672U (en) * | 2010-04-14 | 2010-11-24 | 徐州建筑职业技术学院 | Manual gear for racing simulation |
| CN201992051U (en) * | 2011-03-30 | 2011-09-28 | 浙江吉利汽车研究院有限公司 | Adjustable shift lever |
| CN202349191U (en) * | 2011-12-05 | 2012-07-25 | 象山申达轿车配件厂 | Gear shifting fork shaft sleeve assembly |
| CN202371143U (en) * | 2011-12-02 | 2012-08-08 | 北汽福田汽车股份有限公司 | Gear reversing limit structure, six-gear shifting device and six-gear transmission control mechanism |
| CN203335816U (en) * | 2013-04-26 | 2013-12-11 | 奥托立夫开发公司 | Gear lever component and gearshift |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201232779Y (en) * | 2008-07-17 | 2009-05-06 | 贵州枫阳液压有限责任公司 | Manual pilot valve |
| CN201665159U (en) * | 2010-02-21 | 2010-12-08 | 郭民 | Automobile manual transmission with gear reversing protection function and gear reversing protection device thereof |
| CN203532507U (en) * | 2013-08-19 | 2014-04-09 | 广州汽车集团股份有限公司 | Bulb for shift lever |
| CN103660933B (en) * | 2013-12-12 | 2016-11-23 | 德韧干巷汽车***（上海）有限公司 | A kind of shift control mechanism neutral positioner |
-
2014
- 2014-05-27 CN CN201410226515.3A patent/CN103968068B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5025901A (en) * | 1988-09-12 | 1991-06-25 | Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho | Shift lever apparatus for automatic transmission |
| US5768944A (en) * | 1995-06-21 | 1998-06-23 | Aisin Aw Co., Ltd. | Vehicular automatic transmission shift device |
| CN201538240U (en) * | 2009-08-03 | 2010-08-04 | 奇瑞汽车股份有限公司 | Gear shifting mechanism assembly for automobile |
| CN201643672U (en) * | 2010-04-14 | 2010-11-24 | 徐州建筑职业技术学院 | Manual gear for racing simulation |
| CN201992051U (en) * | 2011-03-30 | 2011-09-28 | 浙江吉利汽车研究院有限公司 | Adjustable shift lever |
| CN202371143U (en) * | 2011-12-02 | 2012-08-08 | 北汽福田汽车股份有限公司 | Gear reversing limit structure, six-gear shifting device and six-gear transmission control mechanism |
| CN202349191U (en) * | 2011-12-05 | 2012-07-25 | 象山申达轿车配件厂 | Gear shifting fork shaft sleeve assembly |
| CN203335816U (en) * | 2013-04-26 | 2013-12-11 | 奥托立夫开发公司 | Gear lever component and gearshift |
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| Publication number | Publication date |
|---|---|
| CN103968068A (en) | 2014-08-06 |
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