CN102518711A - Vehicle electronic mechanical brake with gap regulating function - Google Patents
Vehicle electronic mechanical brake with gap regulating function Download PDFInfo
- Publication number
- CN102518711A CN102518711A CN2011104071318A CN201110407131A CN102518711A CN 102518711 A CN102518711 A CN 102518711A CN 2011104071318 A CN2011104071318 A CN 2011104071318A CN 201110407131 A CN201110407131 A CN 201110407131A CN 102518711 A CN102518711 A CN 102518711A
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- shaped blocks
- wedge
- friction plate
- motor
- brake
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Abstract
The invention discloses a vehicle electronic mechanical brake with a gap regulating function, which comprises a floating clamp body. The floating clamp body is provided with friction plates; an upper friction plate is fixedly arranged on the floating clamp body; a lower friction plate is connected with a force amplifier; a brake disc is arranged between the two friction plates; the force amplifier is connected with a motor; and the motor is used for pushing the friction plates by the force amplifier to ensure the friction plates adjacent to the brake disc so as to realize brake. According to the invention, under the action of a one-way clutch, a worm connected with a gear is driven by the gear to rotate and a worm gear is driven to rotate, so that a screw rotates relative to a nut fixed on the floating clamp body, and thus, the effect of regulating gaps is achieved and the gaps between the brake disc and the friction plates are freely regulated. Meanwhile, the self-locking property of the worm gear and the worm can also take a one-way moving effect. The vehicle electronic mechanical brake has both a force amplification effect and a gas regulating function, has simple structure, is convenient to install and is easy to maintain.
Description
Technical field
The present invention relates to a kind of brake system of car, be specifically related to a kind of auto electronic mechanical brake with gap adjustment function.
Background technique
Automobile is as a kind of ground traffic tools, and going, turning to, stop is its three fundamental functions, and wherein parking function is to be accomplished by the braking system of automobile." safety, energy-saving and environmental protection " are three big themes of automobile future development, and braking system directly has influence on running safety as an important component part of automobile.Along with the development of modern science and technology, the Consumer improves the requirement of vehicle safety performance day by day simultaneously, and brake system of car is also constantly developed.Existing brake system of car all is based on traditional hydraulic braking sytem, and implantation ABS (anti-lock braking system), TCS (TCS), ESP (body electronics stable system) etc. realize.
But on the one hand, along with environmental deterioration, resource shortage, people pay close attention to and advocate " green energy resource " more, and traditional hydraulic system will progressively be replaced by renewable energy sources, therefore research and develop the electronic mechanical break to the very big meaning of preserving the ecological environment; On the other hand, existing braking system impels people to develop the brake system of car of a new generation, i.e. line control brake system because its oil hydraulic circuit be prone to be revealed, the braking corresponding speed is slow, pedal poor performance, assembling maintenance difficulty are big, be difficult for shortcomings such as module is integrated.
Summary of the invention
Technical problem to be solved by this invention provides a kind of auto electronic mechanical brake with gap adjustment function, and it can carry out free adjustment to the gap between brake disc and the friction plate.
For solving the problems of the technologies described above, the technical solution that the present invention has the auto electronic mechanical brake of gap adjustment function is:
Comprise the caliper 18 that floats, the caliper 18 that floats is provided with friction plate 1, and upper friction plate 1 is fixedly set on the caliper 18 that floats, and following friction plate 1 is connected with boosting mechanism 3; Be provided with brake disc 2 between two friction plates 1; Boosting mechanism 3 connects motor 13; Motor 13 promotes friction plate 1 through boosting mechanism 3 and presses close to brake disc 2, realizes braking.
Said boosting mechanism 3 comprises wedge-shaped blocks, following wedge-shaped blocks, and last wedge-shaped blocks is connected with said friction plate 1 down; Last wedge-shaped blocks flexibly connects through hinge 8 and connecting rod 10, and following wedge-shaped blocks is fixedly connected with connecting rod 10; Be provided with cylindrical roller 9 between last wedge-shaped blocks and the following wedge-shaped blocks; The bottom of connecting rod 10 is fixedly connected with nut 11, and nut 11 is movably set on the screw rod 12, and screw rod 12 is fixedly connected with the output shaft of motor 13; Connecting rod 10 vertically is provided with respect to the output shaft of motor 13, makes rotatablely moving of motor 13 be converted into straight line motion.
Said boosting mechanism 3 is provided with gap adjusting mechanism; Said gap adjusting mechanism comprises tooth bar 4, a said end of going up wedge-shaped blocks connection tooth bar 4, and the other end of tooth bar 4 is meshed with the gear that is embedded with overrunning clutch 6; Gear 6 is fixedly set on the worm screw 7, and worm screw 7 is meshed with worm gear 15; Worm gear 15 forms the screw thread transmission through screw rod 17 and unsteady caliper 18; Screw rod 17 is fixedly connected with support 14, and following wedge-shaped blocks is arranged on the support 14; Tooth bar 4 is provided with adjustable lever 4B, and the end of adjustable lever 4B stretches in the restraining groove of the caliper 18 that floats, and tooth bar 4 can be moved up and down along restraining groove; Adjustable lever 4B connects endless screw support 16 through spring 5.
The groove width of said restraining groove is of a size of brake clearance.
The technique effect that the present invention can reach is:
The present invention is through the effect of overrunning clutch; Rotate through the connected worm screw of gear driven, drive worm gear and rotate, make screw rod and rotate with respect to the nut that is fixed on the caliper that floats; Thereby play the effect of gap adjustment, free adjustment is carried out in the gap between brake disc and the friction plate.Simultaneously, the latching characteristics of worm and gear also can play unidirectional mobile effect.
The present invention has reinforcement effect and gap adjustment function concurrently, and simple in structure, easy for installation, be easy to safeguard.
The present invention is provided with the wedge shape boosting mechanism, utilizes wedge effect to play boosting function, can make full use of the wheel self kinetic energy, reduces to brake required energy, energy efficient.
The present invention can guarantee the constancy of car brakeing speed of response, ensures braking ability.
Braking ability of the present invention is good, simple in structure.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation:
Fig. 1 is the structural representation that the present invention has the auto electronic mechanical brake of gap adjustment function.
Description of reference numerals among the figure:
1 is friction plate; 2 is brake disc;
3 is boosting mechanism; 4 is tooth bar;
4B is an adjustable lever;
5 is spring; 6 for being embedded with the gear of overrunning clutch;
7 is worm screw; 8 is hinge;
9 is cylindrical roller; 10 is connecting rod;
11 is nut; 12 is screw rod;
13 is motor; 14 is support;
15 is worm gear; 16 is endless screw support;
17 is screw rod; 18 are the caliper that floats.
Embodiment
As shown in Figure 1, the present invention has the auto electronic mechanical brake of gap adjustment function, comprises the caliper 18 that floats, and the top of the caliper 18 that floats is provided with friction plate 1, and upper friction plate 1 is fixedly set on the caliper 18 that floats, and following friction plate 1 is connected with boosting mechanism 3; Be provided with brake disc 2 between two friction plates 1;
Boosting mechanism 3 comprises wedge-shaped blocks, following wedge-shaped blocks, and last wedge-shaped blocks is connected with following friction plate 1; Last wedge-shaped blocks flexibly connects through hinge 8 and connecting rod 10, and connecting rod 10 is provided with the connecting groove that matches with hinge 8; Following wedge-shaped blocks is fixedly connected with connecting rod 10; Be provided with cylindrical roller 9 between last wedge-shaped blocks and the following wedge-shaped blocks; Following wedge-shaped blocks is arranged on the support 14;
The bottom of connecting rod 10 is fixedly connected with nut 11, and nut 11 is movably set on the screw rod 12, and screw rod 12 is fixedly connected with the output shaft of motor 13; Connecting rod 10 vertically is provided with respect to the output shaft of motor 13, makes rotatablely moving of motor 13 be converted into straight line motion;
Boosting mechanism 3 is provided with gap adjusting mechanism, and gap adjusting mechanism comprises tooth bar 4, and last wedge-shaped blocks connects an end of tooth bar 4, and the other end of tooth bar 4 is meshed with the gear that is embedded with overrunning clutch 6; Gear 6 is fixedly set on the worm screw 7, and worm screw 7 is meshed with worm gear 15; Worm gear 15 is connected with unsteady caliper 18 through screw rod 17, and screw rod 17 forms the screw thread transmission with the nut that is fixed on the caliper 18 that floats; Screw rod 17 is fixedly connected with support 14; Worm screw 7 realizes supporting through endless screw support 16;
Tooth bar 4 is provided with adjustable lever 4B, and the end of adjustable lever 4B stretches in the restraining groove of the caliper 18 that floats, and tooth bar 4 can be moved up and down along restraining groove; Adjustable lever 4B connects endless screw support 16 through spring 5; The groove width of restraining groove is of a size of normal brake clearance (being the stroke of friction plate 1);
The rotation of worm screw 7 will drive rotation.The screw rod 17 that worm gear 15 connects forms the screw thread transmission with the nut that is fixed on the caliper 18 that floats, and the rotation of worm gear 15 is moved the unsteady relatively caliper 18 of screw rod 17.Move relative to unsteady caliper 18 thereby promote the whole parts that are embedded in the caliper 18 that floats, and then realize the gap adjustment of friction plate 1.
The present invention has the gap adjustment function, and when wearing and tearing took place friction plate 1, tooth bar 4 overcame the pulling force of spring 5, and tooth bar 4 drives the gear 6 that is embedded with overrunning clutch and rotates, and gear 6 drives worm screw 7 then and rotates synchronously, and the rotating drive worm gear 15 of worm screw 7 rotates; The rotation of worm gear 15 makes screw rod 17 be moved with respect to unsteady caliper 18, and then promotes the whole parts that are embedded in the caliper 18 that floats and move relative to unsteady caliper 18, thus the gap adjustment of realization friction plate 1.
Wherein, overrunning clutch is in slipping state when the braking lift, can't rotate by actuation gear 6.
Working principle of the present invention is:
Motor 13 is just changeing, and motor 13 drives nut 11 along continuous straight runs and moves, and promotes the output shaft direction translation of connecting rod 10 along motor 13; Wedge-shaped blocks moved under connecting rod 10 drove, and through wedge effect, wedge-shaped blocks is moved with vertical both direction along the level of following wedge-shaped blocks, thereby make down friction plate 1 press close to brake disc 2; Simultaneously, whole unsteady caliper 18 moves down, and makes upper friction plate also press close to brake disc 2, thereby realizes the braking to brake disc; Motor 13 counter-rotatings, boosting mechanism 3 returns, braking discharges.
The above is merely preferred embodiment of the present invention, and not in order to restriction the present invention, common variation that those skilled in the art carries out in technological scheme scope of the present invention and replacement all should be included in protection scope of the present invention.
Claims (4)
1. auto electronic mechanical brake with gap adjustment function; It is characterized in that: comprise unsteady caliper (18); The caliper (18) that floats is provided with friction plate (1); Upper friction plate (1) is fixedly set on the unsteady caliper (18), and following friction plate (1) is connected with boosting mechanism (3); Be provided with brake disc (2) between two friction plates (1); Boosting mechanism (3) connects motor (13); Motor (13) promotes friction plate (1) through boosting mechanism (3) and presses close to brake disc (2), realizes braking.
2. the auto electronic mechanical brake with gap adjustment function according to claim 1 is characterized in that: said boosting mechanism (3) comprises wedge-shaped blocks, following wedge-shaped blocks, and last wedge-shaped blocks is connected with said friction plate (1) down; Last wedge-shaped blocks flexibly connects through hinge (8) and connecting rod (10), and following wedge-shaped blocks is fixedly connected with connecting rod (10); Be provided with cylindrical roller (9) between last wedge-shaped blocks and the following wedge-shaped blocks; The bottom of connecting rod (10) is fixedly connected with nut (11), and nut (11) is movably set on the screw rod (12), and screw rod (12) is fixedly connected with the output shaft of motor (13); Connecting rod (10) vertically is provided with respect to the output shaft of motor (13), makes rotatablely moving of motor (13) be converted into straight line motion.
3. the auto electronic mechanical brake with gap adjustment function according to claim 1 and 2 is characterized in that: said boosting mechanism (3) is provided with gap adjusting mechanism; Said gap adjusting mechanism comprises tooth bar (4), a said end of going up wedge-shaped blocks connection tooth bar (4), and the other end of tooth bar (4) is meshed with the gear that is embedded with overrunning clutch (6); Gear (6) is fixedly set on the worm screw (7), and worm screw (7) is meshed with worm gear (15); Worm gear (15) forms the screw thread transmission through screw rod (17) and unsteady caliper (18); Screw rod (17) is fixedly connected with support (14), and following wedge-shaped blocks is arranged on the support (14); Tooth bar (4) is provided with adjustable lever (4B), and an end of adjustable lever (4B) stretches in the restraining groove of unsteady caliper (18), and tooth bar (4) can be moved up and down along restraining groove; Adjustable lever (4B) connects endless screw support (16) through spring (5).
4. the auto electronic mechanical brake with gap adjustment function according to claim 3, it is characterized in that: the groove width of said restraining groove is of a size of brake clearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110407131 CN102518711B (en) | 2011-12-09 | 2011-12-09 | Vehicle electronic mechanical brake with gap regulating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110407131 CN102518711B (en) | 2011-12-09 | 2011-12-09 | Vehicle electronic mechanical brake with gap regulating function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102518711A true CN102518711A (en) | 2012-06-27 |
| CN102518711B CN102518711B (en) | 2013-06-19 |
Family
ID=46289740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110407131 Active CN102518711B (en) | 2011-12-09 | 2011-12-09 | Vehicle electronic mechanical brake with gap regulating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102518711B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381802A (en) * | 2013-06-29 | 2013-11-06 | 安徽工程大学 | Electronic and mechanical braking system |
| CN107035790A (en) * | 2016-12-19 | 2017-08-11 | 金华职业技术学院 | A kind of self-boosting type automobile electromechanical brake |
| CN111306208A (en) * | 2020-03-08 | 2020-06-19 | 陈学琴 | Selectable clutch |
| CN112268085A (en) * | 2020-10-26 | 2021-01-26 | 扬州大学 | Automatic gap adjusting device for eddy current brake |
| CN114876983A (en) * | 2022-04-26 | 2022-08-09 | 华为电动技术有限公司 | Braking mechanism, mechanical brake, electronic mechanical braking system and vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3024873A (en) * | 1960-08-19 | 1962-03-13 | Thomas J Pierson | Disk brake |
| CN1072759A (en) * | 1991-11-29 | 1993-06-02 | 马连江 | Booster type roller-disk brake |
| US20100140028A1 (en) * | 2008-12-05 | 2010-06-10 | Hyundai Motor Company | Electronic Wedge Brake System |
| CN202349048U (en) * | 2011-12-09 | 2012-07-25 | 浙江大学台州研究院 | Vehicle electronic mechanical brake with gap regulation function |
-
2011
- 2011-12-09 CN CN 201110407131 patent/CN102518711B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3024873A (en) * | 1960-08-19 | 1962-03-13 | Thomas J Pierson | Disk brake |
| CN1072759A (en) * | 1991-11-29 | 1993-06-02 | 马连江 | Booster type roller-disk brake |
| US20100140028A1 (en) * | 2008-12-05 | 2010-06-10 | Hyundai Motor Company | Electronic Wedge Brake System |
| CN202349048U (en) * | 2011-12-09 | 2012-07-25 | 浙江大学台州研究院 | Vehicle electronic mechanical brake with gap regulation function |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381802A (en) * | 2013-06-29 | 2013-11-06 | 安徽工程大学 | Electronic and mechanical braking system |
| CN103381802B (en) * | 2013-06-29 | 2015-09-23 | 安徽工程大学 | A kind of electromechanical braking system |
| CN107035790A (en) * | 2016-12-19 | 2017-08-11 | 金华职业技术学院 | A kind of self-boosting type automobile electromechanical brake |
| CN111306208A (en) * | 2020-03-08 | 2020-06-19 | 陈学琴 | Selectable clutch |
| CN112268085A (en) * | 2020-10-26 | 2021-01-26 | 扬州大学 | Automatic gap adjusting device for eddy current brake |
| CN112268085B (en) * | 2020-10-26 | 2022-03-18 | 扬州大学 | Automatic gap adjusting device for eddy current brake |
| CN114876983A (en) * | 2022-04-26 | 2022-08-09 | 华为电动技术有限公司 | Braking mechanism, mechanical brake, electronic mechanical braking system and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102518711B (en) | 2013-06-19 |
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