CN105840821B - A kind of speed variator reverse gear lock and reverse gear switch starter - Google Patents
A kind of speed variator reverse gear lock and reverse gear switch starter Download PDFInfo
- Publication number
- CN105840821B CN105840821B CN201610389339.4A CN201610389339A CN105840821B CN 105840821 B CN105840821 B CN 105840821B CN 201610389339 A CN201610389339 A CN 201610389339A CN 105840821 B CN105840821 B CN 105840821B
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- Prior art keywords
- gear
- lock
- reverse gear
- control block
- switch
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Classifications
-
- 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
- F16H63/34—Locking or disabling mechanisms
- F16H63/3408—Locking or disabling mechanisms the locking mechanism being moved by the final actuating mechanism
-
- 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
- F16H63/38—Detents
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of speed variator reverse gear lock and reverse gear switch starters, including control block and manipulation shell；The control block is set on the lateral shift lever for manipulating enclosure interior, and control block side is contacted with shifting block, and return spring is assembled in another side；Return spring is mounted between control block and the step of lateral shift lever；The periphery that the control block contacts one end with spring is symmetrical arranged arc-shaped step and V-groove；Two boss arranged symmetrically on the manipulation shell, a boss processing reverse gear and lock pilot hole, and the lock that reverses gear is arranged in the lock pilot hole that reverses gear and is used to select one, two gears and is contacted with arc-shaped step when reversing gear；Another boss thread mill drilling, the interior assembly of threaded hole reverse gear switch for being contacted with V-groove after reversing gear gear selecting in place.The apparatus structure is simple, cooperates and realizes one or two gear positioning, feel of reversing gear, and starts the switch that reverses gear.
Description
【Technical field】
The invention belongs to transmission technology field, especially a kind of speed variator reverse gear lock and reverse gear switch starter.
【Background technology】
Shifting comfort is one of middle most important performance indicator of light truck speed changer, and the lock construction that reverses gear is as influence speed changer
One of an important factor for selecting performance is always mechanical transmission research emphasis.In the recent period from major main engine plants' feedback information shows
Light truck speed changer such as 6DS60T etc. there are one or two gear gears are unintelligible, reverse gear heavy problem by choosing.
As shown in Figures 1 and 2, it is existing reverse gear lock and switch startup structure disadvantage it is as follows：The lock pillar pin that reverses gear shown in Fig. 1 assembles
In guide block hole of reversing gear, the other end is contacted with the lock spring that reverses gear, and the lock spring that reverses gear is limited by plug screw；It hangs shelves shifting block lower end and reverses gear
When the outer end in contact of lock pillar pin, one, two gears of positioning are set, continue compression inwards reverse gear lock pillar pin and spring when, generation is reversed gear feel.
This is complicated, and requirement on machining accuracy is high, and assembly difficulty is larger, and repair is not easy；The lock spring that reverses gear needs very big rigidity accurate
It determines that position one, two is kept off, causes selection difficulty of reversing gear, while when the compressed spring of shifting block lower end, will produce torque influence gear selecting.
The switch that reverses gear shown in Fig. 2 is mounted on upper cover shell, and switch end coordinates with back fork boss, is realized to hang and be reversed gear
When break-make, this configuration switches must vertically-mounted and switch spring be chronically at compressive state, be easy trampled, high failure rate.
Have production transmissions shifting performance to improve company as early as possible, seizes market, meet user demand, need as early as possible
This is solved the problems, such as, with light truck shift of transmission comfort in improvement.
【Invention content】
Select one, two gears not clear enough for mechanical transmission original structure, gear selecting of reversing gear is heavy, and switch arrangement of reversing gear exists
The problem of being easily damaged on big shell, the present invention provides a kind of speed variator reverse gear lock and reverse gear switch starters.The device knot
Structure is simple, cooperates and realizes one or two gear positioning, feel of reversing gear, and starts the switch that reverses gear.
The purpose of the present invention is what is be achieved through the following technical solutions：
A kind of speed variator reverse gear lock and reverse gear switch starter, including control block and manipulate shell；
The control block is set on the lateral shift lever for manipulating enclosure interior, and control block side is contacted with shifting block, separately
Return spring is assembled on one side；Return spring is mounted between control block and the step of lateral shift lever；
Two tile-type blocks are symmetrically stretched out in the periphery that the control block contacts one end with spring, are set respectively on two tile-type blocks
Set arc-shaped step and V-groove；
Two boss are symmetrical arranged on the manipulation shell, a boss processing reverses gear and locks pilot hole, lock assembly of reversing gear
It is contacted with arc-shaped step when the lock that reverses gear is set in hole for selecting one, two gears and reversing gear；Another boss thread mill drilling, screw thread
Assembly reverses gear switch for being contacted with V-groove after reversing gear gear selecting in place in hole.
When shifting block pushes control block movement one, two gear of selection, arcuately step lower camber side rolls the lock that reverses gear；When extension reverses gear
When, the lock that reverses gear contacts with arc-shaped step and to axial rolling；After reversing gear gear selecting in place, the switch that reverses gear is located in V-groove；Work as sky
When gear, control block and shifting block reverse gear to lock and reverse gear under the action of return spring and switch separation.
The lock that reverses gear includes reverse gear lock pillar pin and the plug screw for assembling rolling steel balls；The lock pilot hole that reverses gear is stepped hole,
Manipulation enclosure interior is stretched into the reverse gear end of lock pillar pin by stepped hole, and passes through reverse gear lock spring and plug screw Elastic Contact；Plug screw
Lock pilot hole is fixedly connected with reversing gear.
It is additionally provided with seal washer between the plug screw and the lock pilot hole that reverses gear.
The end set of the switch that reverses gear is reversed gear switch contact, the shape for the switch contact that reverses gear and the shape of V-groove
Match.
The control block is to be scabbled to be process through both sides by cylinder.
The control block is connect by spline with lateral shift lever.
Compared with the existing technology, the present invention has the following technical effect that：
The lock that reverses gear of the present invention is moved to by upper cover to be manipulated in shell, and fixed with control block step inclined-plane using rolling steel balls
Position, reduces frictional resistance, and realizing one, two gear gears, clearly simultaneous selection is reversed gear the light target of power.To reverse gear switch by
Case of transmission moves upward to vertically to be manipulated on shell, laterally disposed, keeps switch not easily damaged.When shifting block pushes control block to move
One, two gear of dynamic selection and when reversing gear, arc-shaped step and V-groove in control block and reverses gear lock and the switch that reverses gear cooperates and realizes
One or two gear positioning, feel of reversing gear, and start the switch that reverses gear.
Further, two tile-type block structures both ensure that opening up for arc-shaped step and V-groove, by ensure that return spring
Installation.
Further, reverse gear lock by assembly rolling steel balls the lock pillar pin that reverses gear, reverse gear lock spring and plug screw form, structure letter
It is single, realize the rolling with arc-shaped step, not influencing to hang shelves can also realize that choosing is reversed gear feel.
Further, control block cylindrical type both sides are scabbled, and can avoid the influence for manipulating shell limited step, this structure is tight
It gathers, can be widely used in the mechanical speed change of a new generation of no upper cover housing assembly.
【Description of the drawings】
Fig. 1 is the existing lock construction schematic diagram that reverses gear；
Fig. 2 is the existing switch scheme of installation that reverses gear；
Fig. 3 is a kind of transmission reverse gear lock-up cock device schematic diagram of the present invention；
Fig. 4 is in Fig. 3 along A-A sectional views；
Wherein, 1, control block；2, lateral shift lever；3, shell is manipulated；4, return spring；5, reverse gear lock pillar pin；6, plug screw；
7, seal washer；8, reverse gear lock spring；9, reverse gear switch；10, shifting block；11, it reverses gear guide block hole；15, back fork boss；16、
Upper cover shell；1-b, step；1-c, groove；5-a, rolling steel balls；9-d, reverse gear switch contact.
【Specific implementation mode】
Technical scheme of the present invention is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
It is as described below.
As shown in Figure 3 and Figure 4, a kind of speed variator reverse gear lock of the present invention and reverse gear switch starter, on manipulating shell 3
Increase boss at symmetrically arranged two, processing on one side, which is reversed gear, locks pilot hole, assembles falling with rolling steel balls 5-a successively from inside to outside
Gear lock pillar pin 5, reverse gear lock spring 8, seal washer 7 and plug screw 6.；Another side is threaded hole, assembles the switch 9 that reverses gear.
Control block 1 is connected with by spline on lateral shift lever 2,1 side of control block contacts with shifting block 10, can move therewith
Dynamic, return spring 4 is assembled in another side.Control block 1 and spring 4 contact side and symmetrically stretch out two tile-type blocks, have on tile-type block at one
Arc-shaped step 1-b, another place's tile-type block carry V-groove 1-c.When shifting block 10 pushes one, two gear of control block movement selection and reverses gear
When, arc-shaped step 1-b and V-groove 1-a in control block 1 realize one or two gear positioning, feel of reversing gear, and start the switch that reverses gear.
The specific package assembly of the present invention and the course of work are as follows：
The same with general mechanical transmission remote operation structure, control block 1 and shifting block 10 pass through spline and laterally shift
Bar 2 connect, can be moved axially on lateral shift lever 2, can also when with lateral shift lever 2 rotate；Three is being installed in
It manipulates in shell 3, spring 4 is mounted between control block 1 and the step of lateral shift lever 2, plays return.It manipulates on shell 3
Be arranged symmetrically there are two boss, boss is stepped hole below shown in Fig. 3, from inside to outside successively assembly reverse gear lock pillar pin 5, reverse gear lock
Spring 8, seal washer 7 and plug screw 6；Boss is threaded hole above shown in Fig. 3, the switch 9 wherein assembly is reversed gear.
As shown in figure 4, during selecting one, two gears then to hang shelves by neutral gear：Shifting block 10 drive 1 compressed spring 4 of control block to
Diagram left side is mobile, when the rolling steel balls 5-a of inclined-plane and the lock pillar pin that reverses gear is contacted at the arc-shaped step 1-b of control block downside,
Gear lock spring 8 works, and one, two gears of positioning are set, and V-groove 1-c not yet connects with the switch contact 9-d that reverses gear on the upside of control block at this time
When touching, therefore carrying out one, two gears at this time and hang shelves action, control block 1 rotates, but 1-c slots will not touch the switch 9-d that reverses gear, and steel
Ball 5-a can be rolled in arc-shaped step 1-b lower camber sides, not influence to hang shelves.
By one, two gears set choosing reverse gear then hang reverse gear during：Control block 1 continues compressed spring 4, while the lock that reverses gear
Pin rolling steel balls 5-a inclined-plane rolls forwards along control block downside arc-shaped step 1-b, compression, which is reversed gear, locks spring 8, realizes that choosing is fallen
Block sense, after reversing gear gear selecting in place, the switch contact 9-d that reverses gear is located on the upside of control block in V-groove 1-c, hangs reverse gear at this time, control
Clamp dog 1, which rotates 1-c slots, can touch the switch contact 9-d that reverses gear, and complete switch on and off control, while steel ball 5-a can be on 1-b steps
Cambered surface roll, do not influence hang shelves.
When completion extension shelves action, which is plucked, makes the return trip empty gear, control block 1 and shifting block 10 can return to Fig. 3 under the action of return spring 4
Shown neutral gear position, remaining parts are also restored to illustrate installation condition.
Control block 1 is to avoid manipulating 3 limited step of shell by cylinder by processing, and both sides are scabbled to ensure to assemble.This knot
Structure is compact, can be widely used in the mechanical speed change of a new generation of no upper cover housing assembly.
Although embodiment of the present invention is described above in association with attached drawing, the invention is not limited in above-mentioned
Specific embodiment, above-mentioned specific embodiment are only schematical, directiveness, rather than restrictive.This field
Those of ordinary skill under the enlightenment of this specification, in the case where not departing from the range that the claims in the present invention are protected,
A variety of forms can also be made, these belong to the row of protection of the invention.
Claims (5)
1. a kind of speed variator reverse gear lock and reverse gear switch starter, which is characterized in that including control block (1) and manipulate shell
(3)；
The control block (1), which is set in, to be manipulated on the internal lateral shift lever (2) of shell (3), control block (1) side and shifting block
(10) it contacts, return spring (4) is assembled in another side；Return spring (4) is mounted on the platform of control block (1) and lateral shift lever (2)
Between rank；
Two tile-type blocks are symmetrically stretched out in the periphery of the control block (1) and spring (4) contact one end, distinguish on two tile-type blocks
Arc-shaped step (1-b) and V-groove (1-c) are set；
Two boss are symmetrical arranged on the manipulation shell (3), a boss processing reverses gear and locks pilot hole, and reverse gear lock pilot hole
Interior setting is reversed gear when locking for selecting one, two gears and reversing gear and arc-shaped step (1-b) contact；Another boss thread mill drilling,
Assembly reverses gear switch (9) for being contacted with V-groove (1-c) after reversing gear gear selecting in place in threaded hole；
The lock that reverses gear includes reverse gear lock pillar pin (5) and the plug screw (6) for assembling rolling steel balls (5-a)；Reverse gear lock pilot hole be
Stepped hole, the end for the lock pillar pin (5) that reverses gear is stretched by stepped hole manipulates shell (3) inside, and passes through reverse gear lock spring (8) and spiral shell
Fill in (6) Elastic Contact；Plug screw (6) is fixedly connected with the lock pilot hole that reverses gear；
The control block (1) is connect by spline with lateral shift lever (2).
2. a kind of speed variator reverse gear lock according to claim 1 and reverse gear switch starter, which is characterized in that work as shifting block
(10) when pushing control block (1) is mobile to select one, two gears, arcuately step (1-b) lower camber side rolls the lock that reverses gear；When extension reverses gear
When, the lock that reverses gear contacts with arc-shaped step (1-b) and to axial rolling；After reversing gear gear selecting in place, the switch (9) that reverses gear is located at V-type
In slot (1-c)；When neutral gear, control block (1) and shifting block (10) reverse gear lock and the switch that reverses gear under the action of return spring (4)
(9) it detaches.
3. a kind of speed variator reverse gear lock according to claim 1 and reverse gear switch starter, which is characterized in that described
It is additionally provided with seal washer (7) between plug screw (6) and the lock pilot hole that reverses gear.
4. a kind of speed variator reverse gear lock according to claim 1 and reverse gear switch starter, which is characterized in that described
The end set of switch (9) of reversing gear is reversed gear switch contact (9-d), shape and the V-groove (1-c) of the switch contact that reverses gear (9-d)
Shape matches.
5. a kind of speed variator reverse gear lock according to claim 1 and reverse gear switch starter, which is characterized in that described
Control block (1) is to be scabbled to be process through both sides by cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389339.4A CN105840821B (en) | 2016-06-02 | 2016-06-02 | A kind of speed variator reverse gear lock and reverse gear switch starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389339.4A CN105840821B (en) | 2016-06-02 | 2016-06-02 | A kind of speed variator reverse gear lock and reverse gear switch starter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105840821A CN105840821A (en) | 2016-08-10 |
| CN105840821B true CN105840821B (en) | 2018-08-10 |
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ID=56575364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610389339.4A Active CN105840821B (en) | 2016-06-02 | 2016-06-02 | A kind of speed variator reverse gear lock and reverse gear switch starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105840821B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438976A (en) * | 2016-08-31 | 2017-02-22 | 重庆铁马工业集团有限公司 | Neutral gear positioning device |
| CN107218381A (en) * | 2017-06-16 | 2017-09-29 | 陕西法士特齿轮有限责任公司 | A kind of transmission control and its operating method based on the lock control clamp dog that reverses gear |
| CN108443481A (en) * | 2018-03-30 | 2018-08-24 | 宝鸡法士特齿轮有限责任公司 | A kind of transmission control |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3861449B2 (en) * | 1998-03-31 | 2006-12-20 | スズキ株式会社 | Reverse interlock device for manual transmission |
| CN103089979A (en) * | 2011-10-31 | 2013-05-08 | 上海汽车集团股份有限公司 | Transmission gear selecting and shifting device and transmission and vehicle mounted with same |
| CN203098824U (en) * | 2013-01-31 | 2013-07-31 | 长城汽车股份有限公司 | Gear selecting force sensing device with mistakenly-changing-to-back-gear-resistant function |
| CN103968067A (en) * | 2014-05-08 | 2014-08-06 | 陕西法士特齿轮有限责任公司 | Transmission dual-H control mechanism |
| CN103982641A (en) * | 2014-04-28 | 2014-08-13 | 陕西法士特齿轮有限责任公司 | Operating mechanism |
| CN204553814U (en) * | 2015-02-11 | 2015-08-12 | 东风商用车有限公司 | A kind of heavy goods vehicles gear box operating device |
-
2016
- 2016-06-02 CN CN201610389339.4A patent/CN105840821B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3861449B2 (en) * | 1998-03-31 | 2006-12-20 | スズキ株式会社 | Reverse interlock device for manual transmission |
| CN103089979A (en) * | 2011-10-31 | 2013-05-08 | 上海汽车集团股份有限公司 | Transmission gear selecting and shifting device and transmission and vehicle mounted with same |
| CN203098824U (en) * | 2013-01-31 | 2013-07-31 | 长城汽车股份有限公司 | Gear selecting force sensing device with mistakenly-changing-to-back-gear-resistant function |
| CN103982641A (en) * | 2014-04-28 | 2014-08-13 | 陕西法士特齿轮有限责任公司 | Operating mechanism |
| CN103968067A (en) * | 2014-05-08 | 2014-08-06 | 陕西法士特齿轮有限责任公司 | Transmission dual-H control mechanism |
| CN204553814U (en) * | 2015-02-11 | 2015-08-12 | 东风商用车有限公司 | A kind of heavy goods vehicles gear box operating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105840821A (en) | 2016-08-10 |
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