CN107299947A - It is a kind of to increase Cheng Zhusai certainly - Google Patents
It is a kind of to increase Cheng Zhusai certainly Download PDFInfo
- Publication number
- CN107299947A CN107299947A CN201710506888.XA CN201710506888A CN107299947A CN 107299947 A CN107299947 A CN 107299947A CN 201710506888 A CN201710506888 A CN 201710506888A CN 107299947 A CN107299947 A CN 107299947A
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- China
- Prior art keywords
- journey
- increasing
- guide groove
- face
- plunger
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of from increasing Cheng Zhusai, including plunger split one, plunger split two and increasing journey ball, the front end of plunger split one is provided with plunger stem, the splicing opposed with the front end of plunger split two of the rear end of plunger split one, and increase journey ball located between plunger split one and plunger split two, first increases journey face provided with a plurality of upper increasing journey slot rolling section, second, which increases journey face, is provided with a plurality of lower increasing journey slot rolling section, and every above increases one strip of formation after journey slot rolling section and a corresponding lower increasing journey slot rolling section splicing and increases journey chamber；A plurality of preceding helix guide groove is uniformly provided with along the circumference of plunger split one, a plurality of rear screw line guide groove is uniformly provided with along the circumference of plunger split two, the direction of rotation of preceding helix guide groove and rear screw line guide groove is opposite；Increasing the clearance distance of the rolling situation of journey intracavitary, adjustment plunger split one and plunger split two by increasing journey ball, so as to reach the effect for increasing journey.
Description
Technical field
The present invention relates to flexible car master cylinder technical field, more particularly to a kind of increasing Cheng Zhusai certainly.
Background technology
The mechanical fields such as existing motor vehicle, many-side is related to body function needs, such as in braking operation, motion
Stroke is in research and design and function implementation process, with very important effect.Brake operating is often by operating mechanism
The leverage of component is realized, wants to realize big-movement stroke, it is necessary to increase the bulk of operating mechanism, such as master cylinder
The stroke of plunger is, it is necessary to increase the link position of the pedal arm of control member brake pedal（Or increase pedal tread space stroke）,
It could match and meet stroke increase, be so designed that so that operating mechanism, which is both needed to sacrifice dimensional space, could meet matching requirement.
Electric motor car Brake Design in the art, it is many to coordinate auxiliary braking to complete using electronic system,
The extensive application of present electronic system, by system calibrating, using ESP and ESP control units, vehicle working condition, passes through after testing
Actuator logic control adjusts hydraulic system（Supercharging is depressurized）, auxiliary braking is carried out, indirect control or equivalent shorten are stepped on
Plate stroke, still, but fails just really to increase master cylinder stroke, and in the case of electronic system malfunction or failure, completely
Auxiliary braking can not be carried out, for driver, there is larger potential safety hazard.
The content of the invention
Its travel of master cylinder plunger can be effectively increased from Cheng Zhusai is increased it is an object of the invention to provide a kind of,
So as to reduce the stroke of rear push-rod and controlled pedal mechanism.
The technical solution adopted by the present invention is：
A kind of to increase Cheng Zhusai, including plunger split one, plunger split two and increasing journey ball certainly, the front end of plunger split one is provided with plunger
Push rod, the rear end splicing opposed with the front end of plunger split two of plunger split one, and increase journey ball located at plunger split one and plunger
Between split two, the rear end face of plunger split one is set to the first increasing journey face, and the front end face of plunger split two increases journey face located at second,
First increases journey face provided with a plurality of upper increasing journey slot rolling section, and the second increasing journey face is provided with a plurality of lower increasing journey slot rolling section, every upper increasing journey
A strip, which is formed, after slot rolling section and a corresponding lower increasing journey slot rolling section splicing increases journey chamber, it is each to increase journey chamber from the middle to both ends
It is gradually reduced and narrows, each journey intracavitary that increases is provided with an increasing journey ball；When increasing journey ball in the centre position for increasing journey chamber, first increases
Journey face and second increases the contact of journey face, and when the centre position for increasing journey ball from increasing journey chamber is rolled to end, first increases journey face and second
Increase journey face to be gradually disengaged；When increasing journey ball in the end for increasing journey chamber, the first increasing journey face and the second increasing journey face Separation reach
Maximum, a length of diameter for increasing journey ball in maximal clearance；A plurality of preceding helix guide groove is uniformly provided with along the circumference of plunger split one, it is a plurality of
Preceding helix guide groove is axially extending by the rear end face of plunger split one, provided with one piece of leader block in every preceding helix guide groove；Edge
The circumference of plunger split two is uniformly provided with a plurality of rear screw line guide groove, a plurality of rear screw line guide groove by plunger split two front end face
It is axially extending, guide block after one piece is provided with every rear screw line guide groove；The rotation side of preceding helix guide groove and rear screw line guide groove
To opposite.
Described increasing journey chamber uses 2 or 3.
The depth of described upper increasing journey slot rolling section is more than the depth at lower increasing journey slot rolling section opposite position.
The described C-shaped groove profile of upper increasing journey slot rolling section, lower increasing journey slot rolling segment structure matches with upper increasing journey slot rolling segment structure.
Described rear screw line guide groove is provided with 3 or 4, and the gradient θ scopes of rear screw line guide groove are 10 ° -60 °, and are needed
Meet the condition of no self-lock θ ＜ arccot（μ）, μ is guide groove coefficient of friction, and the length of rear screw line guide groove accounts for the length of plunger split two
2/3.
Described preceding helix guide groove is provided with 3 or 4, and the gradient θ scopes of preceding helix guide groove are 0 ° -30 °, and need to be expired
Sufficient the condition of no self-lock θ ＜ arccot（μ）, μ is guide groove coefficient of friction, and the length of preceding helix guide groove accounts for the length of plunger split one
1/3。
The invention mainly comprises plunger split one, plunger split two and travel prolongation mechanism, travel prolongation mechanism is included located at plunger point
A plurality of upper increasing journey slot rolling section on the rear end face of body one, a plurality of lower increasing journey slot rolling section on the front end face of plunger split two,
With the increasing journey ball of the increasing journey intracavitary formed after upper increasing journey slot rolling section and lower increasing journey slot rolling section splicing.
When increasing journey ball in the centre position for increasing journey chamber, first, which increases journey face and second, increases the contact of journey face；As increasing Cheng Qiuyou
Increase the centre position of journey chamber to end roll when, the first increasing journey face and the second increasing journey face are gradually disengaged；Increasing journey is in when increasing journey ball
During the end of chamber, the first increasing journey face and the second increasing journey face Separation reach maximum, a length of diameter for increasing journey ball in maximal clearance.
Increasing the clearance distance of the rolling situation of journey intracavitary, adjustment plunger split one and plunger split two by increasing journey ball,
So as to reach the effect for increasing journey.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of plunger split one of the invention；
Fig. 3 is the rear end face structural representation of the plunger split one of the present invention；
Fig. 4 is original state structural representation of the invention；
Fig. 5 is working state structure schematic diagram of the invention.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the present invention includes plunger split 1, plunger split 22 and increases journey ball 4, plunger point
The front end of body 1 is provided with plunger stem 3, the rear end splicing opposed with the front end of plunger split 22 of plunger split 1, and increases journey
Ball 4 is located between plunger split 1 and plunger split 22, and the rear end face of plunger split 1 is set to the first increasing journey face P, plunger point
The front end face of body 22 increases journey face Q located at second.
First increases journey face P provided with a plurality of upper increasing journey slot rolling section 5, and second increases journey face Q provided with a plurality of lower increasing journey slot rolling section
6, upper increasing journey slot rolling 5 C-shaped groove profiles of section, lower increasing journey slot rolling 6 structures of section match with upper increasing journey slot rolling 5 structures of section；Every upper increasing
A strip, which is formed, after journey slot rolling section 5 and a corresponding lower splicing of increasing journey slot rolling section 6 increases journey chamber 7, the upper depth for increasing journey slot rolling section 5
Degree is more than the depth at lower increasing journey slot rolling 6 opposite positions of section, that is, increases journey chamber 7 and carry out eccentric cutting so that above increase journey slot rolling section 5
Whole 3/4 volume for increasing journey chamber 7 is accounted for, lower increasing journey slot rolling section 6 accounts for whole 1/4 volume for increasing journey chamber 7；Increase journey chamber 7 using 2 or
3, each increasing journey chamber 7 is gradually reduced from the middle to both ends to narrow, i.e., every upper increasing journey slot rolling 5 depth from centre to two ends of section
Gradually become shallower as, increase journey slot rolling 6 depth from centre to two ends of section under every and equally gradually become shallower as, the increasing journey chamber 7 ultimately formed
Middle area of section is increasingly greater than the area of section extended to two ends, and increases the diameter of section and increasing journey ball 4 of the centre of journey chamber 7
Diameter matches, each to increase in journey chamber 7 provided with an increasing journey ball 4；
When increasing journey ball 4 and being in the centre position for increasing journey chamber 7, first, which increases journey face P and second, increases journey face Q contacts, when increase journey ball 4 by
Increase the centre position of journey chamber 7 to end roll when, the first increasing journey face P and the second increasing journey face Q are gradually disengaged；It is in when increasing journey ball 4
When increasing the end of journey chamber 7, the first increasing journey face P and the second increasing journey face Q Separations reach maximum, and maximal clearance is a length of to increase journey ball 4
Diameter；The diameter for increasing journey ball 4 directly affects the increasing journeys of the first increasing journey face P and second face Q Separation distances, that is, increases journey chamber 7
Depth and length scale influence first increase journey face P and second and increase journey face Q Separation distances, so, upper increasing journey slot rolling section 5 needs
According to increase journey amount size come reasonably selected or entered it is accurate calculating reset.
A plurality of preceding helix guide groove 8 is uniformly provided with along the circumference of plunger split 1, a plurality of preceding helix guide groove 8 is by plunger
The rear end face of split 1 is axially extending, provided with one piece of leader block 9 in every preceding helix guide groove 8；Described preceding helix guide groove
8 are provided with 3 or 4, and the gradient θ scopes of preceding helix guide groove 8 are 0 ° -30 °（It is special with specific reference to product construction design size function
Levy determination）, and the condition of no self-lock θ ＜ arccot need to be met（μ）, μ is guide groove coefficient of friction, and the length of preceding helix guide groove accounts for post
Fill in the 1/3 of the length of split one（Determined according to the specific features of plunger body sealing structure）.
A plurality of rear screw line guide groove 10 is uniformly provided with along the circumference of plunger split 22, a plurality of rear screw line guide groove 10 is by post
The front end face for filling in split 22 is axially extending, and guide block 11 after one piece is provided with every rear screw line guide groove 10；Described rear screw line
Guide groove 10 is provided with 3 or 4, and the gradient θ scopes of rear screw line guide groove are 10 ° -60 °（With specific reference to product construction design size
Functional character is determined）, and the condition of no self-lock θ ＜ arccot need to be met（μ）, μ is guide groove coefficient of friction, the length of rear screw line guide groove
Degree accounts for the 2/3 of the length of plunger split two（Determined according to the specific features of plunger body sealing structure）.Preceding helix guide groove 8 and rear spiral shell
The direction of rotation of spin line guide groove 10 is opposite.
Illustrate the operation principle of the present invention below in conjunction with the accompanying drawings：
The invention mainly comprises plunger split 1, plunger split 22 and travel prolongation mechanism, travel prolongation mechanism includes being located at plunger split
A plurality of upper increasing journey slot rolling section 5 on one 1 rear end face, a plurality of lower increasing journey slot rolling section on the front end face of plunger split 22
6, and located at upper increasing journey slot rolling section 5 and the lower increasing journey ball 4 increased in the increasing journey chamber 7 formed after the splicing of journey slot rolling section 6.The present embodiment
Upper increasing journey slot rolling section 5 and lower increasing journey slot rolling section 6 use 3, form three and increase journey chamber 7.
As shown in figure 4, when whole plunger is in original state, plunger split 1 is not affected by push rod 3 and acted on, plunger point
Body 1 and plunger split 22 are failure to actuate, and increase journey ball 4 in the centre position for increasing journey chamber 7, now, and first increases journey face P and the
Two increasing journey face Q are in the state almost contacted；
As shown in figure 5, when plunger split 1 is promoted by push rod 3, plunger split 1 is in running order, plunger split one
1 is moved forward（The V1 directions along along figure）While, its preceding helical guide groove produces spin in the case where the leader block 9 of master cylinder is guided；Spin
While, increase journey ball 4 and rolled an end thereto with the direction of rotation, along upper increasing journey slot rolling section 5, at the same time, post
Plug split 22 is in the case where increasing the impetus of journey ball 4, and helical guide groove is produced reversely certainly in the case where the rear guide block 11 of master cylinder is guided thereafter
Rotation（It is opposite with the direction of rotation of plunger split 1）；Increase journey ball 4 in plunger split 22 and the relative reverse rotation feelings of plunger split 1
Under condition, rolled in the increasing journey chamber 7 between plunger split 22 and plunger split 1, i.e., along upper increasing journey slot rolling section 5 and lower increasing journey
Slot rolling section 6 is rolled to end, is formed and is supported effect relatively, now, and the first increasing journey face P and the second increasing journey face Q are gradually disengaged, that is, are reached
To increasing Cheng Gongneng.Finally, when increasing journey ball 4 in the end for increasing journey chamber 7, first, which increases journey face P and second, increases journey face Q Separations
Reach maximum, a length of diameter for increasing journey ball 4 in maximal clearance.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that, it still may be used
To be modified to the technical scheme described in previous embodiment, or which part or all technical characteristic are equal
Replace, and these modifications or replacement, the essence of appropriate technical solution is departed from the model of technical scheme of the embodiment of the present invention
Enclose.
Claims (6)
1. it is a kind of from increasing Cheng Zhusai, it is characterised in that：Including plunger split one, plunger split two and increasing journey ball, plunger split one
Front end be provided with plunger stem, the splicing opposed with the front end of plunger split two of the rear end of plunger split one, and increase journey ball located at post
Fill between split one and plunger split two, the rear end face of plunger split one is set to the first increasing journey face, the front end face of plunger split two
Increase journey face located at second, first increases journey face provided with a plurality of upper increasing journey slot rolling section, second increases journey face provided with a plurality of lower increasing journey rolling
Groove section, every upper journey slot rolling section that increases forms a strip increasing journey chamber, Mei Gezeng with one after corresponding lower increasing journey slot rolling section splicing
Journey chamber is gradually reduced from the middle to both ends to narrow, and each journey intracavitary that increases is provided with an increasing journey ball；Increasing journey chamber is in when increasing journey ball
During centre position, first, which increases journey face and second, increases the contact of journey face, when the centre position for increasing journey ball from increasing journey chamber is rolled to end,
First increasing journey face and the second increasing journey face are gradually disengaged；When increasing journey ball in the end for increasing journey chamber, first, which increases journey face and second, increases
Journey face Separation reaches maximum, a length of diameter for increasing journey ball in maximal clearance；It is uniformly provided with along the circumference of plunger split one a plurality of
Preceding helix guide groove, a plurality of preceding helix guide groove is axially extending by the rear end face of plunger split one, in every preceding helix guide groove
Provided with one piece of leader block；Be uniformly provided with a plurality of rear screw line guide groove along the circumference of plunger split two, a plurality of rear screw line guide groove by
The front end face of plunger split two is axially extending, and guide block after one piece is provided with every rear screw line guide groove；Preceding helix guide groove is with after
The direction of rotation of helix guide groove is opposite.
2. it is according to claim 1 from increasing Cheng Zhusai, it is characterised in that：Described increasing journey chamber uses 2 or 3.
3. it is according to claim 2 from increasing Cheng Zhusai, it is characterised in that：Under the depth of described upper increasing journey slot rolling section is more than
Increase the depth at journey slot rolling section opposite position,.
4. it is according to claim 2 from increasing Cheng Zhusai, it is characterised in that：The described C-shaped groove profile of upper increasing journey slot rolling section, under
Increase journey slot rolling segment structure with upper increasing journey slot rolling segment structure to match.
5. it is according to claim 3 from increasing Cheng Zhusai, it is characterised in that：Described preceding helix guide groove is provided with 3 or 4,
The gradient θ scopes of preceding helix guide groove are 0 ° -30 °, and need to meet the condition of no self-lock θ ＜ arccot（μ）, μ is guide groove friction
Coefficient, the length of preceding helix guide groove accounts for the 1/3 of the length of plunger split one.
6. it is according to claim 3 from increasing Cheng Zhusai, it is characterised in that：Described rear screw line guide groove is provided with 3 or 4,
The gradient θ scopes of rear screw line guide groove are 10 ° -60 °, and need to meet the condition of no self-lock θ ＜ arccot（μ）, μ is guide groove friction
Coefficient, the length of rear screw line guide groove accounts for the 2/3 of the length of plunger split two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506888.XA CN107299947A (en) | 2017-06-28 | 2017-06-28 | It is a kind of to increase Cheng Zhusai certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506888.XA CN107299947A (en) | 2017-06-28 | 2017-06-28 | It is a kind of to increase Cheng Zhusai certainly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107299947A true CN107299947A (en) | 2017-10-27 |
Family
ID=60135056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710506888.XA Pending CN107299947A (en) | 2017-06-28 | 2017-06-28 | It is a kind of to increase Cheng Zhusai certainly |
Country Status (1)
| Country | Link |
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| CN (1) | CN107299947A (en) |
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|---|---|---|---|---|
| CN1681693A (en) * | 2002-09-19 | 2005-10-12 | 博施制动系统公司 | Automobile brake servomotor |
| CN101175930A (en) * | 2004-10-13 | 2008-05-07 | 克诺尔商用车制动系统有限公司 | Self-energising disk brake and control method for a self-energising brake |
| CN101934788A (en) * | 2009-06-30 | 2011-01-05 | 日立汽车系统株式会社 | Boosting device |
| JP2011094755A (en) * | 2009-10-30 | 2011-05-12 | Hitachi Automotive Systems Ltd | Disc brake |
| EP2441986A1 (en) * | 2010-10-13 | 2012-04-18 | KNORR-BREMSE Systeme für Nutzfahrzeuge GmbH | Self-reinforcing disc brake |
| CN102444681A (en) * | 2010-09-30 | 2012-05-09 | 日立汽车系统株式会社 | Thrust generating apparatus, disk brake and stabilizer |
| JP2014122648A (en) * | 2012-12-20 | 2014-07-03 | Ntn Corp | Ball ramp mechanism, linear motion actuator and electrically-driven disc brake device |
| CN204140707U (en) * | 2014-08-11 | 2015-02-04 | 浙江诸暨万宝机械有限公司 | A kind of disk type braker |
| CN105202072A (en) * | 2014-06-17 | 2015-12-30 | 株式会社万都 | Electric Disk Brake |
| CN205524219U (en) * | 2016-04-28 | 2016-08-31 | 长城汽车股份有限公司 | Become helping hand than vacuum booster , braking system and vehicle |
| CN106246764A (en) * | 2016-08-31 | 2016-12-21 | 浙江力邦合信智能制动系统股份有限公司 | A kind of integrated halting mechanism |
| CN106369084A (en) * | 2016-08-31 | 2017-02-01 | 泛博制动部件（苏州）有限公司 | Assembly technology for improving parking efficiency of caliber |
-
2017
- 2017-06-28 CN CN201710506888.XA patent/CN107299947A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1681693A (en) * | 2002-09-19 | 2005-10-12 | 博施制动系统公司 | Automobile brake servomotor |
| CN101175930A (en) * | 2004-10-13 | 2008-05-07 | 克诺尔商用车制动系统有限公司 | Self-energising disk brake and control method for a self-energising brake |
| CN101934788A (en) * | 2009-06-30 | 2011-01-05 | 日立汽车系统株式会社 | Boosting device |
| JP2011094755A (en) * | 2009-10-30 | 2011-05-12 | Hitachi Automotive Systems Ltd | Disc brake |
| CN102444681A (en) * | 2010-09-30 | 2012-05-09 | 日立汽车系统株式会社 | Thrust generating apparatus, disk brake and stabilizer |
| EP2441986A1 (en) * | 2010-10-13 | 2012-04-18 | KNORR-BREMSE Systeme für Nutzfahrzeuge GmbH | Self-reinforcing disc brake |
| JP2014122648A (en) * | 2012-12-20 | 2014-07-03 | Ntn Corp | Ball ramp mechanism, linear motion actuator and electrically-driven disc brake device |
| CN105202072A (en) * | 2014-06-17 | 2015-12-30 | 株式会社万都 | Electric Disk Brake |
| CN204140707U (en) * | 2014-08-11 | 2015-02-04 | 浙江诸暨万宝机械有限公司 | A kind of disk type braker |
| CN205524219U (en) * | 2016-04-28 | 2016-08-31 | 长城汽车股份有限公司 | Become helping hand than vacuum booster , braking system and vehicle |
| CN106246764A (en) * | 2016-08-31 | 2016-12-21 | 浙江力邦合信智能制动系统股份有限公司 | A kind of integrated halting mechanism |
| CN106369084A (en) * | 2016-08-31 | 2017-02-01 | 泛博制动部件（苏州）有限公司 | Assembly technology for improving parking efficiency of caliber |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210729 Address after: 201800 room 2201 J, 888 Moyu South Road, Anting Town, Jiading District, Shanghai Applicant after: Shanghai Jiashi New Energy Technology Co.,Ltd. Address before: 214063 room 616, floor 6, building A3, No. 777, Jianzhu West Road, Binhu District, Wuxi City, Jiangsu Province Applicant before: WUXI YINGJIE AUTOMOTIVE TECHNOLOGY Co.,Ltd. |
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Application publication date: 20171027 |
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