CN108644252A - A kind of disengaging yoke structure for preventing clutch pedal from shaking - Google Patents
A kind of disengaging yoke structure for preventing clutch pedal from shaking Download PDFInfo
- Publication number
- CN108644252A CN108644252A CN201810752214.2A CN201810752214A CN108644252A CN 108644252 A CN108644252 A CN 108644252A CN 201810752214 A CN201810752214 A CN 201810752214A CN 108644252 A CN108644252 A CN 108644252A
- Authority
- CN
- China
- Prior art keywords
- shift fork
- axle sleeve
- clutch pedal
- rotary shaft
- fork axle
- 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
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
- F16D2023/141—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings characterised by using a fork; Details of forks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a kind of disengaging yoke structures for preventing clutch pedal from shaking, including shift fork and shift fork axle assembly, the shift fork is equipped with shift fork arm and shift fork rotary shaft, the shift fork axle assembly is equipped with shift fork axle sleeve compatible with the shift fork rotary shaft, and the shift fork rotary shaft passes through the shift fork axle sleeve and is rotatablely connected with the shift fork axle sleeve；The present invention's prevents the disengaging yoke structure that clutch pedal is shaken, pass through shift fork rotary shaft and shift fork axle sleeve, by vibration partition at disengaging yoke, it is not transferred in clutch pipeline, is also not transmitted on clutch pedal, and then effectively solve the problems, such as that clutch pedal is shaken, compared with prior art, the present invention can improve the NVH characteristics of vehicle, and simple in structure, cost is relatively low, easy to utilize.
Description
Technical field
The present invention relates to technical field of automobile accessories, especially a kind of disengaging yoke structure for preventing clutch pedal from shaking.
Background technology
Requirement with people to vehicle NVH is higher and higher, and vehicle factor is also increasingly heavier for the performance for promoting vehicle NVH
Depending on.For clutch steerable system, clutch pedal there are problems that shake, now in order to solve clutch pedal shake ask
Topic, the measure that each main engine plants take substantially install vibration isolator additional in pilot line.
At present majority auto vendors for clutch pedal jitter problem using install additional vibration isolator method, but its disadvantage compared with
It is more：One, vibration isolator cost is higher；Two, the reduction of clutch operating system efficiency can be led to by increasing vibration isolator, under low-temperature condition,
The problem that clutch pedal return can be caused bad；Three, while vibration isolator barrier vibration, hydraulic pressure transfer is also obstructed, can be caused
The increasing of clutch pedal active force.
For the clutch steerable system withouyt vibration isolator, when separation finger rotates, higher-height separation finger is run to
At shift fork arm, separation finger can be such that shift fork arm raises, and shift fork arm can convert vibrations into the rotation of shift fork axle at this time, will by rocking arm
Vibration is transmitted to clutch pipeline, and is eventually transferred on clutch pedal, and clutch pedal is made to generate vibration.Therefore, it is necessary to provide
A kind of disengaging yoke structure for preventing clutch pedal from shaking, to improve to the above situation.
Invention content
The object of the present invention is to provide a kind of disengaging yoke structures for preventing clutch pedal from shaking, to solve in the prior art
Deficiency, it can improve the NVH characteristics of vehicle, effectively solves the problems, such as clutch pedal shake.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of disengaging yoke structure for preventing clutch pedal from shaking, including shift fork and shift fork axle assembly, the shift fork are equipped with
Shift fork arm and shift fork rotary shaft, the shift fork axle assembly is equipped with shift fork axle sleeve compatible with the shift fork rotary shaft, described
Shift fork rotary shaft passes through the shift fork axle sleeve and is rotatablely connected with the shift fork axle sleeve.
Preferably, the shift fork arm is "u"-shaped, including top plate and opposite the first side plate for being set to the top plate both sides
With the second side plate, the top plate is connected with the end face of the shift fork rotary shaft.
Preferably, the both ends of the shift fork axle sleeve are respectively equipped with the first baffle ring and the second baffle ring, and the second gear is located on
The one end of the shift fork axle sleeve far from the shift fork arm, the first gear are equipped with first through hole, and the second gear is equipped with
The internal diameter of two through-holes, the first through hole and second through-hole is not less than the outer diameter of the shift fork rotary shaft.
Preferably, the wall surface of the shift fork rotary shaft is equipped with jump-ring slot, and clamp spring, the shift fork are equipped in the jump-ring slot
When rotary shaft and the shift fork axle sleeve coordinate, the jump-ring slot and the clamp spring extend to the outside of second baffle ring.
Preferably, oil leab is additionally provided on the wall surface of the shift fork rotary shaft, the oil leab is along the shift fork
The equally distributed bending connected in star of wall surface of rotary shaft.
Preferably, the first mounting groove and the second peace are correspondingly provided on the inward flange of first baffle ring and second baffle ring
Tankage, first mounting groove is interior to be equipped with the first sealing ring, and the second sealing ring is equipped in second mounting groove.
Preferably, the shift fork axle assembly further includes shaft and rocking arm, and the rocking arm and the shift fork axle sleeve are set in
On the shaft.
Preferably, the shaft includes the first shaft section and the second shaft section, and the wall surface of the shift fork axle sleeve is equipped with phase
Mutual perforative first connecting hole and the second connecting hole, first shaft section and second shaft section pass through described first respectively
Connecting hole and second connecting hole are connect with the shift fork axle sleeve, first shaft section and second shaft section it is adjacent
Center line symmetrical setting of the end face about the shift fork axle sleeve, and the distance of the two is not less than the outer diameter of the shift fork rotary shaft.
Preferably, end of second shaft section far from the shift fork axle sleeve offers rectangular recess.
Preferably, elastomeric element is equipped between the shift fork axle sleeve and the shift fork rotary shaft.
The beneficial effects of the present invention are：
The present invention provides a kind of disengaging yoke structure for preventing clutch pedal from shaking, including shift fork and shift fork axle assembly,
The shift fork is equipped with shift fork arm and shift fork rotary shaft, and the shift fork axle assembly is equipped with and compatible group of the shift fork rotary shaft
Fork shaft set, the shift fork rotary shaft pass through the shift fork axle sleeve and are rotatablely connected with the shift fork axle sleeve；The present invention prevent from
The disengaging yoke structure for closing pedal shake, will not by vibration partition at disengaging yoke by shift fork rotary shaft and shift fork axle sleeve
It is transmitted in clutch pipeline, is also not transmitted on clutch pedal, and then effectively solve the problems, such as that clutch pedal is shaken, and it is existing
There is technology to compare, the present invention can improve the NVH characteristics of vehicle, and simple in structure, and cost is relatively low, easy to utilize.
Description of the drawings
Fig. 1 is the axonometric drawing of the disengaging yoke structure provided in an embodiment of the present invention for preventing clutch pedal from shaking；
Fig. 2 is the structural schematic diagram of shift fork provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of shift fork axle assembly provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of clamp spring provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the first sealing ring provided in an embodiment of the present invention.
Reference sign：
1- shift forks, 2- shift fork axle assemblies, 3- shift fork arms, 4- shift fork rotary shafts, 5- shift fork axle sleeves, 6- top plates, the first sides 7-
Plate, the second side plates of 8-, the first baffle rings of 9-, the second baffle rings of 10-, 11- jump-ring slots, 12- clamp springs, the first mounting grooves of 13-, 14- first
Sealing ring, 15- shafts, 16- rocking arms, 17- rectangular recess, 18- blocks, 19- oil leabs.
Specific implementation mode
The embodiments described below with reference to the accompanying drawings are exemplary, is only used for explaining the present invention, and cannot be construed to
Limitation of the present invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of disengaging yoke structure for preventing clutch pedal from shaking, including dial
Fork 1 and shift fork axle assembly 2, the shift fork 1 are equipped with shift fork arm 3 and shift fork rotary shaft 4, and the shift fork axle assembly 2 is equipped with and institute
State 4 compatible shift fork axle sleeve 5 of shift fork rotary shaft, the shift fork rotary shaft 4 pass through the shift fork axle sleeve 5 and with the shift fork axle
5 rotation connection of set.
The present invention application method be：When engine is run, there are differences in height for clutch separation instruction, when higher point
When running to shift fork arm 3 from finger, shift fork arm 3 can be primary by vibration, and shift fork rotary shaft 4 can freely revolve in shift fork axle sleeve 5 at this time
Turn, vibration is not transferred on shift fork axle assembly 2, the final shift fork rotary shaft 4 that can only allow of vibration caused by separation finger difference in height
Backswing is dynamic, without passing；It can be seen that the present invention's prevents the disengaging yoke structure that clutch pedal is shaken, by dialling
Rotary shaft 4 and shift fork axle sleeve 5 are pitched, by vibration partition at disengaging yoke, is not transferred in clutch pipeline, would not also transmit
It onto clutch pedal, and then effectively solves the problems, such as that clutch pedal is shaken, improves the NVH characteristics of vehicle, and the knot of the present invention
Structure is simple, and cost is relatively low, easy to utilize
Further, as shown in Fig. 2, the shift fork arm 3 is "u"-shaped, including top plate 6 and opposite it is set to the top plate
The first side plate 7 and the second side plate 8 of 6 both sides, the top plate 6 are connected with the end face of the shift fork rotary shaft 4.First side plate
7 and second side plate 8 be preferably perpendicular to the top plate 6, and be equipped in the edge of first side plate, 7 and second side plate 8
Arc groove.The width of top plate 6 is preferably greater than the width of first side plate 7 and second side plate 8.First side plate 7
It is preferably identical as the structure of second side plate 8, the handing-over of first side plate 7 and second side plate 8 and the top plate 6
Place is equipped with the face of smoothly transitting.Shift fork rotary shaft 4 is preferably disposed to the centre of first side plate, 7 and second side plate 8, shift fork rotation
Axis 4 is preferably equal to shift fork rotary shaft 4 at a distance from the second side plate 8 at a distance from the first side plate 7.Set shift fork arm 3 to this kind
Structure advantageously ensures that the stress balance of shift fork arm 3, facilitates the smooth transmission of vibration.
As shown in figures 1 and 3, the both ends of the shift fork axle sleeve 5 are respectively equipped with the first baffle ring 9 and the second baffle ring 10, described
Second baffle ring 10 is set to the one end of the shift fork axle sleeve 5 far from the shift fork arm 3, and first baffle ring 9 is equipped with first through hole, institute
It states the second baffle ring 10 and is equipped with the second through-hole, the internal diameter of the first through hole and second through-hole is not less than the shift fork and rotates
The outer diameter of axis 4.First baffle ring 9 and second baffle ring 10 are preferably that structure is identical, and the internal diameter of first through hole is equal to second
The internal diameter of through-hole reduces manufacture difficulty and cost to save technique.
On the basis of above structure, in order to which shift fork 1 and shift fork axle assembly 2 are integrated, the shift fork rotary shaft 4
Wall surface be equipped with jump-ring slot 11, clamp spring 12, the shift fork rotary shaft 4 and the shift fork axle sleeve 5 are equipped in the jump-ring slot 11
When cooperation, the jump-ring slot 11 and clamp spring 12 extend to the outside of second baffle ring 10.In the case of vibrations, shift fork rotary shaft
4 can radially be freely rotated in shift fork axle sleeve 5, and in the axial direction, the second baffle ring 10 cooperates with clamp spring 12 to shift fork
Rotary shaft 4 is limited, and prevents shift fork rotary shaft 4 from falling off from shift fork axle sleeve 5.As shown in figure 4, clamp spring 12 is equipped with opening
Cyclic structure, and it is respectively equipped with through-hole on two open ends of clamp spring 12.Jump-ring slot 11 is preferably rotated around the shift fork
The center line of the groove of 4 one complete cycle of axis, the jump-ring slot 11 is preferably overlapped with the center line of the shift fork rotary shaft 4.
Preferably, in order to be lubricated to shift fork rotary shaft 4, lubricating oil is additionally provided on the wall surface of the shift fork rotary shaft 4
Road 19, the oil leab 19 are the equally distributed bending connected in star of wall surface along the shift fork rotary shaft 4.The oil leab
19 can be spiral groove.It is preferably one end in order to ensure oil leab 19 has enough length, the oil leab 19
The jump-ring slot 11 is extended to, the other end extends to the end of the shift fork rotary shaft 4.
As shown in Figure 3 and Figure 5, it is correspondingly provided with the first peace on the inward flange of first baffle ring 9 and second baffle ring 10
Tankage 13 and the second mounting groove are equipped with the first sealing ring 14 in first mounting groove 13, and the is equipped in second mounting groove
Two sealing rings.First mounting groove 13 is both preferably annular groove with second mounting groove.By the way that the first sealing ring is arranged
14 and second sealing ring, it can prevent the impurity such as dust and water from entering between shift fork rotary shaft 4 and shift fork axle sleeve 5, avoid dialling
Thus clamping stagnation and corrosion occur for fork rotary shaft 4 and shift fork axle sleeve 5.
In addition, as shown in figure 3, the shift fork axle assembly 2 further includes shaft 15 and rocking arm 16, the rocking arm 16 and described group
Fork shaft set 5 is set on the shaft 15.Wherein, shaft 15 is hollow stem, to mitigate its overall weight.Wherein, described to shake
Arm 16 is preferably " Z " character form structure, including the first connecting plate, the second connecting plate and the bending connecting the two being mutually parallel
The first mounting hole and the second mounting hole are correspondingly provided on plate, first connecting plate and second connecting plate, described second connects
Fishplate bar is connect with the shaft 15 by second mounting hole.Rocking arm 16 can not with the connection of the shaft 15 in order to prevent
It leans on, falls off from the shaft 15, the end of the shaft 15 is preferably provided with block 18, second connecting plate and the block
18 abut, and block 18 can be column construction, and block 18 is preferably connect by screw thread with shaft 15.
Further, the shaft 15 includes the first shaft section and the second shaft section, on the wall surface of the shift fork axle sleeve 5
Pass through institute respectively equipped with mutual perforative first connecting hole and the second connecting hole, first shaft section and second shaft section
It states the first connecting hole and second connecting hole is connect with the shift fork axle sleeve 5, first shaft section and second shaft
Center line symmetrical setting of the adjacent face of section about the shift fork axle sleeve 5, and the distance of the two is rotated not less than the shift fork
The outer diameter of axis 4.Thus first shaft section and the second shaft section are mutually independent structure, it is non-interference also not with shift fork rotary shaft
4 interfere.
For the ease of the grafting of the second shaft and other parts, second shaft section is far from the shift fork axle sleeve 5
End offers several rectangular recess 17.Circumferential direction of the rectangular recess 7 preferably along the second shaft end face is uniformly distributed.
In one embodiment, elastomeric element is equipped between the shift fork axle sleeve 5 and the shift fork rotary shaft 4.The bullet
Property component can be arranged directly on the outer surface of shift fork rotary shaft 4, to play the role of buffering.Elastomeric element can be by rubber
Etc. materials be made.
The structure, feature and effect of the present invention, the above institute are described in detail based on the embodiments shown in the drawings
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range, every structure according to the present invention shown in drawing
Change made by thinking, or is revised as the equivalent embodiment of equivalent variations, when not going beyond the spirit of the description and the drawings,
It should all be within the scope of the present invention.
Claims (10)
1. a kind of disengaging yoke structure for preventing clutch pedal from shaking, which is characterized in that including shift fork (1) and shift fork axle assembly
(2), the shift fork (1) is equipped with shift fork arm (3) and shift fork rotary shaft (4), and the shift fork axle assembly (2) is equipped with and the shift fork
The compatible shift fork axle sleeve (5) of rotary shaft (4), the shift fork rotary shaft (4) pass through the shift fork axle sleeve (5) and with the shift fork
Axle sleeve (5) is rotatablely connected.
2. the disengaging yoke structure according to claim 1 for preventing clutch pedal from shaking, which is characterized in that the shift fork arm
(3) it is "u"-shaped, including top plate (6) and opposite the first side plate (7) and the second side plate for being set to the top plate (6) both sides
(8), the top plate (6) is connected with the end face of the shift fork rotary shaft (4).
3. the disengaging yoke structure according to claim 1 for preventing clutch pedal from shaking, which is characterized in that the shift fork axle
The both ends of set (5) are respectively equipped with the first baffle ring (9) and the second baffle ring (10), and second baffle ring (10) is set to the shift fork axle sleeve
(5) one end far from the shift fork arm (3), first baffle ring (9) are equipped with first through hole, and second baffle ring (10) is equipped with the
The internal diameter of two through-holes, the first through hole and second through-hole is not less than the outer diameter of the shift fork rotary shaft (4).
4. the disengaging yoke structure according to claim 3 for preventing clutch pedal from shaking, which is characterized in that the shift fork rotation
The wall surface of shaft (4) is equipped with jump-ring slot (11), and clamp spring (12), the shift fork rotary shaft (4) are equipped in the jump-ring slot (11)
When coordinating with the shift fork axle sleeve (5), the jump-ring slot (11) and the clamp spring (12) extend to the outer of second baffle ring (10)
Side.
5. the disengaging yoke structure according to claim 1 for preventing clutch pedal from shaking, which is characterized in that the shift fork rotation
Oil leab (19) is additionally provided on the wall surface of shaft (4), the oil leab (19) is the wall surface along the shift fork rotary shaft (4)
Equally distributed bending connected in star.
6. the disengaging yoke structure according to claim 3 for preventing clutch pedal from shaking, which is characterized in that the first gear
It is correspondingly provided with the first mounting groove (13) and the second mounting groove on the inward flange of ring (9) and second baffle ring (10), described first
It is equipped with the first sealing ring (14) in mounting groove (13), the second sealing ring is equipped in second mounting groove.
7. the disengaging yoke structure according to claim 1 for preventing clutch pedal from shaking, which is characterized in that the shift fork axle
Assembly (2) further includes shaft (15) and rocking arm (16), and the rocking arm (16) and the shift fork axle sleeve (5) are set in the shaft
(15) on.
8. the disengaging yoke structure according to claim 7 for preventing clutch pedal from shaking, which is characterized in that the shaft
(15) include the first shaft section and the second shaft section, the wall surface of the shift fork axle sleeve (5) is equipped with mutually perforative first connection
Hole and the second connecting hole, first shaft section and second shaft section pass through first connecting hole and described second respectively
Connecting hole is connect with the shift fork axle sleeve (5), and the adjacent face of first shaft section and second shaft section is about described
The center line symmetrical setting of shift fork axle sleeve (5), and the distance of the two is not less than the outer diameter of the shift fork rotary shaft (4).
9. the disengaging yoke structure according to claim 8 for preventing clutch pedal from shaking, which is characterized in that second axis
End of the rod segment far from the shift fork axle sleeve (5) offers rectangular recess (17).
10. preventing the disengaging yoke structure that clutch pedal is shaken according to claim 1-9 any one of them, which is characterized in that
Elastomeric element is equipped between the shift fork axle sleeve (5) and the shift fork rotary shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810752214.2A CN108644252A (en) | 2018-07-10 | 2018-07-10 | A kind of disengaging yoke structure for preventing clutch pedal from shaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810752214.2A CN108644252A (en) | 2018-07-10 | 2018-07-10 | A kind of disengaging yoke structure for preventing clutch pedal from shaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108644252A true CN108644252A (en) | 2018-10-12 |
Family
ID=63751507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810752214.2A Pending CN108644252A (en) | 2018-07-10 | 2018-07-10 | A kind of disengaging yoke structure for preventing clutch pedal from shaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108644252A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013002461A (en) * | 2011-06-13 | 2013-01-07 | Toyota Motor Corp | Clutch device |
| CN203614620U (en) * | 2013-12-02 | 2014-05-28 | 潍柴动力股份有限公司 | Pushing-type clutch control separating mechanism |
| CN204175946U (en) * | 2014-09-30 | 2015-02-25 | 重庆青山工业有限责任公司 | A kind of gearshift mechanism of manual transmission |
| CN105156491A (en) * | 2015-09-23 | 2015-12-16 | 安徽江淮汽车股份有限公司 | Car clutch system and clutch release mechanism thereof |
| CN206904097U (en) * | 2017-07-10 | 2018-01-19 | 中国重汽集团大同齿轮有限公司 | A kind of engineering truck separates steerable system |
-
2018
- 2018-07-10 CN CN201810752214.2A patent/CN108644252A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013002461A (en) * | 2011-06-13 | 2013-01-07 | Toyota Motor Corp | Clutch device |
| CN203614620U (en) * | 2013-12-02 | 2014-05-28 | 潍柴动力股份有限公司 | Pushing-type clutch control separating mechanism |
| CN204175946U (en) * | 2014-09-30 | 2015-02-25 | 重庆青山工业有限责任公司 | A kind of gearshift mechanism of manual transmission |
| CN105156491A (en) * | 2015-09-23 | 2015-12-16 | 安徽江淮汽车股份有限公司 | Car clutch system and clutch release mechanism thereof |
| CN206904097U (en) * | 2017-07-10 | 2018-01-19 | 中国重汽集团大同齿轮有限公司 | A kind of engineering truck separates steerable system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |
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| RJ01 | Rejection of invention patent application after publication |