CN106321814A - Gear selecting and shifting upper cover assembly for commercial vehicle transmission - Google Patents
Gear selecting and shifting upper cover assembly for commercial vehicle transmission Download PDFInfo
- Publication number
- CN106321814A CN106321814A CN201610961820.6A CN201610961820A CN106321814A CN 106321814 A CN106321814 A CN 106321814A CN 201610961820 A CN201610961820 A CN 201610961820A CN 106321814 A CN106321814 A CN 106321814A
- Authority
- CN
- China
- Prior art keywords
- gear
- shifting
- cap
- shift fork
- rocker arm
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title abstract description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 235000008526 Galium odoratum Nutrition 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 244000186140 Asperula odorata Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 230000007246 mechanism Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000005491 wire drawing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 244000258271 Galium odoratum Species 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004886 head movement Effects 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- PWPJGUXAGUPAHP-UHFFFAOYSA-N lufenuron Chemical compound C1=C(Cl)C(OC(F)(F)C(C(F)(F)F)F)=CC(Cl)=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F PWPJGUXAGUPAHP-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
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
- F16H63/32—Gear shift yokes, e.g. shift forks
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention provides a gear selecting and shifting upper cover assembly for a commercial vehicle transmission. The assembly comprises a housing, wherein a blank cap is arranged on one side of the housing, a gear shifting shaft is arranged on the other side, a gear shifting rocker arm is mounted at the outer end of the gear shifting shaft, the gear shifting shaft is mounted on the housing through a gear shifting shaft bolt, an interlocking plate is arranged on the gear shifting shaft, 1/2 and 5/6 gear self-locking pins are arranged at the upper end of the housing and mounted at the upper end of the housing through self-locking pins, 3/4/5/6 gear shifting fork shafts are arranged at one end of the housing, and 1/2/R gear shifting fork shafts are arranged at the other end. The rigidity of two fork feet is balanced with finite element analysis software, gear sleeve stress balance in the synchronizer gear sleeve stressing process is facilitated, and the condition that the service life of a simultaneous loop is affected by eccentric wear in the stressing process is prevented. Self-locking grooves are integrated in shifting forks, adopt M type high-low grooves and can balance gear engaging force and gear disengaging force. The consistency of gear engaging and disengaging force is facilitated.
Description
Technical field
The present invention relates to transmission technology field, cap assembly in the shifting of a kind of commercial car variator.
Background technology
Along with the competition naked sword in commercial vehicle market, light commercial vehicle handling is required more to come by terminal logistics client
The highest.Armstrong's patent gearshift automotive transmission gear shift mechanism superiority directly affects client's selection to product.Variator factory
Family is pure to the innovative impetus of gear shift mechanism, does one's utmost to create that cost is controlled, technique is simple, the remarkable reliable shifting of performance
Controlling organization.
In high-end commercial car Comfort Evaluation, shifting sensation is required extremely strong by estimator, the gear sense of driver
Direct relation transmission control is required with shifting portability.During manual shifting, driver requested non-visually
In the case of can feel that being linked into its demand gear includes neutral clearly.So speed variator gear shift mechanism should be easy to operator
Sense operation power and stroke change exactly, thus improve the degree of accuracy of operation, reduce human body and complete the difficulty of operation, alleviate behaviour
Make the fatigue produced, improve comfortableness and the safety of operation.
For make driver to transmission gear position and the perception of gear shifting force, in the design of gear shift mechanism, the most relatively
Way for generally taking is: 1) gear positions: can only be linked into a gear in gear shift mechanism for driver every time and make
The interlocking of every shift fork axle is carried out with interlocking steel ball and interlocking plunger；2) gear shifting force aspect: use self-locking steel ball to every shift fork axle
Carry out self-locking.The defect of this kind of method for designing is: every shift fork axle is interlocked by interlocking steel ball, and a shift fork axle must move back
After going out, another root shift fork axle could enter.Causing gearshift head space limited, human pilot needs accurate block selecting ability smoothly
Put into gear.Shifting track does not meets the demand in ergonomics for oblique gearshift.And commonly use a lock unit configuration one
Shift fork axle, six forward gears add four shift fork axles of the variator needs reversed gear, and four shift forks and shifting block thereof are fixed to four
On shift fork axle, structure is complicated.Often overgear changement is arranged on inside cap assembly, so that upper cover Al alloy shell die casting is difficult
Degree is big, defect is many, percent defective is high.Mechanism's complexity reliability reduces, and cost is difficult to control to.
Summary of the invention
Technical problem solved by the invention is to provide cap assembly in the shifting of a kind of commercial car variator, to solve
The problem proposed in above-mentioned background technology.
Technical problem solved by the invention realizes by the following technical solutions: the shifting of a kind of commercial car variator
Upper cap assembly, including: cap, described cap side is provided with boring cover, opposite side is provided with shifting shaft, and shifting shaft outer end is provided with gearshift
Rocking arm, described shifting shaft is arranged on cap by shifting shaft bolt, and described shifting shaft is provided with interlock board, interlock board and cap
Between shifting shaft on be arranged with 1/2/R block selecting resistance spring, interlock board is arranged with gearshift on the shifting shaft away from cap side
Head, described cap upper end is provided with 1/2,5/6 grade of self-lock pin, and 1/2,5/6 grade of self-lock pin is arranged on cap upper end by self-lock pin, and 1/
2, the cap of 5/6 grade of self-lock pin side is provided with block selecting rocking arm, and block selecting rocking arm side is provided with reverse gear caging bolt, opposite side is provided with
BLS and air outlet valve, described block selecting rocking arm is arranged on cap by resilient key, and described cap one end is provided with 3/4/5/6
Gear shift fork axle, the other end are provided with 1/2/R and keep off shift fork axle, described 3/4/5/6 gear shift fork axle is arranged with 5/6 gear shift fork, 5/6 grade
5,5/6 grade of shift fork of shifting block, described 1/2/R keeps off and is arranged with back fork, 1/2 gear shift fork on shift fork axle, reverse gear shifting block, described cap
Downside is provided with interior block selecting rocking arm.
Described 5/6 gear shift fork is provided with 5/6 grade of shift fork bolt, and 3/4/5/6 gear shift fork axle 1 is pacified by shift fork axle plug screw
It is contained on cap.
The described shifting block that reverses gear is arranged on 1/2/R gear shift fork axle by spiral elasticity pin, and 1/2/R gear shift fork axle is by 1/2/
R gear shift fork axle plug screw is arranged on cap.
Between described block selecting rocking arm and cap, junction is provided with block selecting rocking arm snap ring, connects between block selecting rocking arm snap ring and cap
The place of connecing is provided with block selecting rocking arm oil sealing.
Be arranged with 5/6 grade of gear selecting spring component, oil sealing on shifting shaft between described gearshift head and gear-shifting rocker arm, described in change
Gear rocking arm lower end is provided with woodruff key, gear-shifting rocker arm upper end gear-shifting rocker arm bolt, and gear-shifting rocker arm bolt is provided with gear-shifting rocker arm even
Pin, gear-shifting rocker arm bolt is installed fixing by gear-shifting rocker arm nut, and between gear-shifting rocker arm nut and gear-shifting rocker arm, junction sets
There is gear-shifting rocker arm spring washer.
Described cap is fixed bolt by cap and is installed fixing, cap fixes bolt by cap and is provided with suspension hook.
Compared with prior art, the invention has the beneficial effects as follows:
1. shifting controlling organization is separated by the present invention with derailleur body, cap assembly in formation, it is simple to variator total
Become assembling and disassemble maintenance, it is simple to TRANS PROGRAM is investigated.
2. four shift forks of the present invention share two shift fork axles supports, and simple in construction, reliable and stable, cost is easily controlled.
Six forward gears can be met and a shifting reversed gear controls.
3. the shift fork bipod of the present invention uses finite element analysis software, the rigidity at balance two fork angle, beneficially lock unit tooth
In set loading process, tooth set stress balance, prevents synchronous ring eccentric wear in loading process, affects the life-span of synchronous ring.Collect on shift fork
Become self-locking grain, self-locking grooves application M type height groove, the power of putting into gear can be balanced and pluck gear power.Be conducive to the consistent of gear dislodging gear power
Property.
4. on the interlock board of the present invention and shift fork shifting block, gearshift TRAJECTORY CONTROL chamfering is set, it is achieved oblique gearshift, such as two gears
Oblique can push when being linked into three gears, meet ergonomics so that gearshift track hommization；Block selecting limit is set on interlock board
Position, it is provided that block selecting rigidity, can improve shifting definition.
5. in the present invention, overgear changement is arranged on 5/6 gear shift fork, keeps off the shift fork fixing spiral shell around waist by 5/6
Bolt rotates commutation.Without complicated changement, cap assembly complexity and cost in reduction.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
In order to make realizing technological means, creation characteristic, reaching purpose and be easy to understand with effect of the present invention, knot below
Conjunction is specifically illustrating, and the present invention is expanded on further.
As it is shown in figure 1, cap assembly in the shifting of a kind of commercial car variator, including: cap 36, described cap 36 side
Be provided with boring cover 37, opposite side is provided with shifting shaft 21, and shifting shaft 21 outer end is provided with gear-shifting rocker arm 23, and described shifting shaft 21 is by changing
Gear shaft bolt 13 is arranged on cap 36, and described shifting shaft 21 is provided with interlock board 15, changing between interlock board 15 and cap 36
Being arranged with 1/2/R block selecting resistance spring 14 on gear shaft 21, interlock board 15 is arranged with on the shifting shaft 21 away from cap 36 side and changes
Stopper 16, described cap 36 upper end is provided with 7,1/2,5/6 grade of self-lock pin of 1/2,5/6 grade of self-lock pin 7 and is arranged on shell by self-lock pin 8
Covering 36 upper ends, the cap 36 of 1/2,5/6 grade of self-lock pin 7 side is provided with block selecting rocking arm 9, and block selecting rocking arm 9 side is provided with reverse gear limit
Position bolt 10, opposite side are provided with BLS 31 and air outlet valve 33, and described block selecting rocking arm 9 is arranged on cap by resilient key 12
On 36, described cap 36 one end is provided with 3/4/5/6 gear shift fork axle 1, the other end is provided with 1/2/R gear shift fork axle 32, and described 3/4/
It is arranged with 5/6 gear shift fork, 5,5/6 grade of shift fork 6 of 3,5/6 grade of shifting block on 5/6 gear shift fork axle, described 1/2/R gear shift fork axle is arranged with
Back fork 27,1/2 keeps off shift fork 28, reverse gear shifting block 29, is provided with interior block selecting rocking arm 34 on the downside of described cap 36.
Described 5/6 gear shift fork 3 is provided with 5/6 grade of shift fork bolt 2,3/4/5/6 gear shift fork axle 1 by shift fork axle plug screw
4 are arranged on cap 36.
The described shifting block 29 that reverses gear is arranged on 1/2/R gear shift fork axle by spiral elasticity pin 30, and 1/2/R gear shift fork axle passes through
1/2/R gear shift fork axle plug screw 26 is arranged on cap 36.
Between described block selecting rocking arm 9 and cap 36, junction is provided with block selecting rocking arm snap ring 11, block selecting rocking arm snap ring 11 and shell
Between lid 36, junction is provided with block selecting rocking arm oil sealing 35.
5/6 grade of gear selecting spring component 17, oil it is arranged with on shifting shaft 21 between described gearshift 16 and gear-shifting rocker arm 23
Envelope 18, described gear-shifting rocker arm 23 lower end is provided with woodruff key 22, gear-shifting rocker arm 23 upper end gear-shifting rocker arm bolt 24, gear-shifting rocker arm spiral shell
Bolt 24 is provided with gear-shifting rocker arm connecting pin 25, and gear-shifting rocker arm bolt 24 is installed fixing by gear-shifting rocker arm nut 19, gear-shifting rocker arm
Between nut 19 and gear-shifting rocker arm 23, junction is provided with gear-shifting rocker arm spring washer 20.
Described cap 36 is fixed bolt 38 by cap and is installed fixing, cap 36 fixes bolt 38 by cap and is provided with
Suspension hook 39.
The operation principle of the present invention is:
1/2 gear block selecting process:
Driver's cabin handle moves laterally through wire drawing and block selecting power is transferred to shift of transmission rocking arm, and gear-shifting rocker arm band is moved
Gear shaft is with in the shifting block groove of gearshift head movement to 1/2 gear shift fork component, and the shifting block groove of other shift fork is interlocked by interlock board simultaneously；
3/4 gear block selecting process:
Variator naturalness be in 3/4 gear neutral gear position, i.e. variator pluck gear Rear Derailleur can nature be repositioned to 3/4 gear
Neutral gear position.Other shift fork shifting block groove is interlocked by interlock board simultaneously.
5/6 gear block selecting process:
Driver's cabin handle moves laterally through wire drawing and block selecting power is transferred to shift of transmission rocking arm, and gear-shifting rocker arm band is moved
Gear shaft and gearshift head movement to 5/6 gear shifting block groove in.Other shift fork shifting block groove is interlocked by interlock board simultaneously.
R keeps off block selecting process:
Driver's cabin handle moves laterally through wire drawing and block selecting power is transferred to shift of transmission rocking arm, and gear-shifting rocker arm band is moved
Gear shaft and gearshift head move to the groove reversing gear shifting block.Other shift fork shifting block groove is interlocked by interlock board simultaneously.
Shift process:
After driver's cabin handle selects demand gear, handle is movable to be transferred to shift of transmission by wire drawing by gear shifting force and shakes
Arm, gear-shifting rocker arm drives shifting shaft and gearshift head to rotate, drives shift fork to move along shift fork direction of principal axis, and shift fork drives respective synchronization device
Shift gears.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The technology of the industry
Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become
Change and improvement both falls within scope of the claimed invention.The claimed scope of the present invention by appending claims and
Its equivalent defines.
Claims (6)
1. a cap assembly in the shifting of commercial car variator, including: cap, it is characterised in that: described cap side is provided with
Boring cover, opposite side are provided with shifting shaft, and shifting shaft outer end is provided with gear-shifting rocker arm, and described shifting shaft is arranged on by shifting shaft bolt
On cap, described shifting shaft is provided with interlock board, and the shifting shaft between interlock board and cap is arranged with 1/2/R block selecting resistance bullet
Spring, interlock board is arranged with gearshift head on the shifting shaft away from cap side, described cap upper end is provided with 1/2,5/6 grade of self-lock pin,
1/2,5/6 grade of self-lock pin is arranged on cap upper end by self-lock pin, and the cap of 1/2,5/6 grade of self-lock pin side is provided with block selecting and shakes
Arm, block selecting rocking arm side is provided with reverse gear caging bolt, opposite side is provided with BLS and air outlet valve, and described block selecting rocking arm passes through
Resilient key is arranged on cap, and described cap one end is provided with 3/4/5/6 gear shift fork axle, the other end is provided with 1/2/R and keeps off shift fork axle,
5/6 gear shift fork, 5,5/6 grade of shift fork of 5/6 grade of shifting block it is arranged with, on described 1/2/R gear shift fork axle on described 3/4/5/6 gear shift fork axle
Be arranged with back fork, 1/2 gear shift fork, reverse gear shifting block, is provided with interior block selecting rocking arm on the downside of described cap.
Cap assembly in the shifting of a kind of commercial car variator the most according to claim 1, it is characterised in that: described 5/6
Gear shift fork is provided with 5/6 grade of shift fork bolt, and 3/4/5/6 gear shift fork axle 1 is arranged on cap by shift fork axle plug screw.
Cap assembly in the shifting of a kind of commercial car variator the most according to claim 1, it is characterised in that reverse gear described in:
Shifting block is arranged on 1/2/R gear shift fork axle by spiral elasticity pin, and 1/2/R gear shift fork axle is pacified by 1/2/R gear shift fork axle plug screw
It is contained on cap.
Cap assembly in the shifting of a kind of commercial car variator the most according to claim 1, it is characterised in that: described block selecting
Between rocking arm and cap, junction is provided with block selecting rocking arm snap ring, and between block selecting rocking arm snap ring and cap, junction is provided with block selecting rocking arm
Oil sealing.
Cap assembly in the shifting of a kind of commercial car variator the most according to claim 1, it is characterised in that: described gearshift
Being arranged with 5/6 grade of gear selecting spring component, oil sealing on shifting shaft between head and gear-shifting rocker arm, described gear-shifting rocker arm lower end is provided with
Woodruff key, gear-shifting rocker arm upper end gear-shifting rocker arm bolt, gear-shifting rocker arm bolt is provided with gear-shifting rocker arm connecting pin, gear-shifting rocker arm bolt
Installed fixing by gear-shifting rocker arm nut, between gear-shifting rocker arm nut and gear-shifting rocker arm, junction is provided with gear-shifting rocker arm spring washer.
Cap assembly in the shifting of a kind of commercial car variator the most according to claim 1, it is characterised in that: described cap
Fix bolt by cap and install fixing, cap fixes bolt by cap suspension hook is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610961820.6A CN106321814A (en) | 2016-11-04 | 2016-11-04 | Gear selecting and shifting upper cover assembly for commercial vehicle transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610961820.6A CN106321814A (en) | 2016-11-04 | 2016-11-04 | Gear selecting and shifting upper cover assembly for commercial vehicle transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106321814A true CN106321814A (en) | 2017-01-11 |
Family
ID=57815902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610961820.6A Pending CN106321814A (en) | 2016-11-04 | 2016-11-04 | Gear selecting and shifting upper cover assembly for commercial vehicle transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321814A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109992822A (en) * | 2019-02-11 | 2019-07-09 | 中国第一汽车股份有限公司 | A method of gearshift fork gear shifting force stated accuracy is improved using CAE technology |
| CN111692327A (en) * | 2020-06-30 | 2020-09-22 | 中国重汽集团大同齿轮有限公司 | Gear selecting and shifting mechanism of light commercial vehicle transmission |
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|---|---|---|---|---|
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| WO1986000967A1 (en) * | 1984-07-26 | 1986-02-13 | Zahnradfabrik Friedrichshafen Ag | Gear shifting device |
| CN101504073A (en) * | 2009-03-04 | 2009-08-12 | 上海汽车集团股份有限公司 | Gear shift mechanism of manual transmission |
| CN101555942A (en) * | 2009-05-15 | 2009-10-14 | 杨国栋 | Gear shift mechanism of six-speed automobile speed changer |
| CN202228660U (en) * | 2011-09-15 | 2012-05-23 | 中国重汽集团济南动力有限公司 | Control mechanism for gearbox |
| CN203162008U (en) * | 2012-11-13 | 2013-08-28 | 南京汽车变速箱有限公司 | Six block transmission assembly for medium and light sized truck |
| CN104358841A (en) * | 2014-11-24 | 2015-02-18 | 安徽星瑞齿轮传动有限公司 | Automobile transmission |
| CN204610808U (en) * | 2015-04-20 | 2015-09-02 | 安徽星瑞齿轮传动有限公司 | A kind of novel shifting integrated mechanism of automotive transmission |
| CN104913041A (en) * | 2015-04-20 | 2015-09-16 | 安徽星瑞齿轮传动有限公司 | Novel gear shifting integrated mechanism of car gearbox |
| CN206246664U (en) * | 2016-11-04 | 2017-06-13 | 安徽星瑞齿轮传动有限公司 | Cap assembly in a kind of shifting of commercial car speed changer |
-
2016
- 2016-11-04 CN CN201610961820.6A patent/CN106321814A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56116955A (en) * | 1980-02-15 | 1981-09-14 | Yamaha Motor Co Ltd | Shift mechanism for change gear |
| WO1986000967A1 (en) * | 1984-07-26 | 1986-02-13 | Zahnradfabrik Friedrichshafen Ag | Gear shifting device |
| CN101504073A (en) * | 2009-03-04 | 2009-08-12 | 上海汽车集团股份有限公司 | Gear shift mechanism of manual transmission |
| CN101555942A (en) * | 2009-05-15 | 2009-10-14 | 杨国栋 | Gear shift mechanism of six-speed automobile speed changer |
| CN202228660U (en) * | 2011-09-15 | 2012-05-23 | 中国重汽集团济南动力有限公司 | Control mechanism for gearbox |
| CN203162008U (en) * | 2012-11-13 | 2013-08-28 | 南京汽车变速箱有限公司 | Six block transmission assembly for medium and light sized truck |
| CN104358841A (en) * | 2014-11-24 | 2015-02-18 | 安徽星瑞齿轮传动有限公司 | Automobile transmission |
| CN204610808U (en) * | 2015-04-20 | 2015-09-02 | 安徽星瑞齿轮传动有限公司 | A kind of novel shifting integrated mechanism of automotive transmission |
| CN104913041A (en) * | 2015-04-20 | 2015-09-16 | 安徽星瑞齿轮传动有限公司 | Novel gear shifting integrated mechanism of car gearbox |
| CN206246664U (en) * | 2016-11-04 | 2017-06-13 | 安徽星瑞齿轮传动有限公司 | Cap assembly in a kind of shifting of commercial car speed changer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109992822A (en) * | 2019-02-11 | 2019-07-09 | 中国第一汽车股份有限公司 | A method of gearshift fork gear shifting force stated accuracy is improved using CAE technology |
| CN109992822B (en) * | 2019-02-11 | 2022-06-14 | 中国第一汽车股份有限公司 | Method for improving calibration precision of shifting force of transmission shifting fork by applying CAE technology |
| CN111692327A (en) * | 2020-06-30 | 2020-09-22 | 中国重汽集团大同齿轮有限公司 | Gear selecting and shifting mechanism of light commercial vehicle transmission |
| CN111692327B (en) * | 2020-06-30 | 2021-12-28 | 中国重汽集团大同齿轮有限公司 | Gear selecting and shifting mechanism of light commercial vehicle transmission |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |
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| RJ01 | Rejection of invention patent application after publication |