CN103644218B - A kind of composite electronic mechanical brake - Google Patents

A kind of composite electronic mechanical brake Download PDF

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Publication number
CN103644218B
CN103644218B CN201310706561.9A CN201310706561A CN103644218B CN 103644218 B CN103644218 B CN 103644218B CN 201310706561 A CN201310706561 A CN 201310706561A CN 103644218 B CN103644218 B CN 103644218B
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CN
China
Prior art keywords
clamp
friction plate
cylinder
club
thrust
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.)
Expired - Fee Related
Application number
CN201310706561.9A
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Chinese (zh)
Other versions
CN103644218A (en
Inventor
张竹林
戴汝泉
衣丰艳
王希波
杨增
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Shandong Jiaotong University
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Shandong Jiaotong University
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Publication date
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Priority to CN201310706561.9A priority Critical patent/CN103644218B/en
Publication of CN103644218A publication Critical patent/CN103644218A/en
Application granted granted Critical
Publication of CN103644218B publication Critical patent/CN103644218B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of composite electronic mechanical brake, by motor, support, speed reducer, first clamp, first friction plate, second friction plate, brake disc, 3rd friction plate, second clamp, 4th friction plate, fixing frame, thrust plate, first club, sleeve, second club, fixing bolt, baffle ring, thrust ball, screw mandrel, nut, first pushes away cylinder, wear-resistant sleeve, second pushes away cylinder and holding down bolt composition, the present invention is used to effectively reduce power of motor, save installing space, there is low energy consumption, fast response time, easy to maintenance, structure is simple, low cost and other advantages, effectively can utilize boosting mechanism fast lifting braking moment, be convenient to realize ABS, the integrating control such as EDB, many friction plates are adopted can effectively to reduce braking temperature rise, improve Braking efficiency, improve travel safety and braking reliability.

Description

A kind of composite electronic mechanical brake
Technical field
The present invention relates to vehicle brake, particularly relate to a kind of composite electronic mechanical brake.
Background technique
Break is an important component part on automobile, and be vital safety installations, the quality of its quality and performance has influence on traffic safety.Along with the increase of the development of society and vehicle society recoverable amount, the excellent braking ability of vehicle has caused the extensive concern of society, has higher requirement to travel safety.
Present vehicle brake mainly adopts conventional hydraulic mode of braking, and braking line is long, valve element is many, often causes hydraulic pressure transfer lag time oversize, add the lagging characteristics of mechanical braking structure, very easily produce braking retardation, this can make stopping distance increase undoubtedly, and Security reduces; Current braking system adds that the functions such as ABS, EBD cause holistic cost higher.
Electromechanical braking system adopts electronic component to replace some mechanical element, eliminates the valve element of a lot of braking system, shortens the braking response time, improve braking ability.Existing electromechanical brake working principle is all that the moment of torsion of motor is outputted to motion by Zeng Niu mechanism, is straight line motion by motion by convert rotational motion, and driven forward friction plate, thus produce braking force.But this mechanism exists the contradiction between power of motor and installing space, slow down and increase the contradiction turned round between speed of response, in braking process frequently, described motion will bear larger moment and can shorten the life-span.
In order to improve Braking efficiency and reduce energy consumption, need to study the New Brake that a kind of structure is simple, fast response time, cost and energy consumption are low.
Summary of the invention
The present invention is directed to the deficiency that existing braking system exists, propose a kind of composite electronic mechanical brake, this break can effectively reduce power of motor, reduces installing space, responds braking instruction fast, shortens stopping distance and improve insensitivity.
The present invention is realized by following technical measures:
A kind of composite electronic mechanical brake, by motor, support, speed reducer, first clamp, first friction plate, second friction plate, brake disc, 3rd friction plate, second clamp, 4th friction plate, fixing frame, thrust plate, first club, sleeve, second club, fixing bolt, baffle ring, thrust ball, screw mandrel, nut, first pushes away cylinder, wear-resistant sleeve, second pushes away cylinder and holding down bolt composition, and the second clamp are arranged on vehicle frame, and brake disc is fixedly mounted on axletree, the 3rd friction plate, the guide rail that 4th friction plate is arranged on the second clamp is respectively arranged in the both sides of brake disc, second to push away in cylinder barrel that cylinder is arranged on the second clamp and can be free to slide, second open end pushing away cylinder is pressed on the 4th friction plate, thrust ball is arranged on second and pushes away in the spherical groove in cylinder seal face, one end of thrust plate is arranged on fixing frame by holding down bolt also can rotate around holding down bolt, thrust plate is positioned by the two-way wedge surface groove on it and thrust ball, fixing frame is mounted by means of bolts on the second clamp, first club and thrust plate ball-joint, second club and support ball-joint, the first club, second club is connected by sleeve, motor is mounted by means of bolts on support, the output shaft of motor by torque transfer to speed reducer, speed reducer is mounted by means of bolts on support, support is mounted by means of bolts on the first clamp, the Thrust Faces of screw mandrel contacts with stent cover, screw mandrel passes the axis hole on support by wear-resistant sleeve and is connected with deceleration switch, the flange end of nut is arranged in the opening slot of the first clamp and limits nut rotation, the other end of nut is arranged on first and pushes away in cylinder, first to push away in cylinder barrel that cylinder is arranged on the first clamp and can be free to slide, the end face of flange of the first open end and nut pushing away cylinder contacts, first closed end pushing away cylinder is pressed on the first friction plate, the first friction plate, the guide rail that second friction plate is arranged on the first clamp is respectively arranged in the both sides of brake disc, first clamp are arranged in the guiding groove of the second clamp by the guide pad on it, baffle ring is arranged on the guide pad of the first clamp by fixing bolt, and baffle ring is located by contacting the axial displacement realized the first clamp with the face of the second clamp.
Above-mentioned sleeve is bidirectional helical sleeve.
Above-mentioned speed reducer is planet-gear speed reducer.
Guide groove on the second above-mentioned clamp is arc guide barrel.
Guide pad on the first above-mentioned clamp is arcuate guide block.
The invention has the beneficial effects as follows: a kind of composite electronic mechanical brake utilizes disc type boosting mechanism to increase braking force, effectively reduce power of motor, save installing space, the speed of a motor vehicle is higher, the break onset time is shorter, braking effect is better, have that low energy consumption, fast response time, easy to maintenance, structure are simple, low cost and other advantages, effectively can utilize boosting mechanism fast lifting braking moment, be convenient to realize the integrating control such as ABS, EDB, many friction plates are adopted can effectively to reduce braking temperature rise, improve Braking efficiency, improve travel safety and braking reliability.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is left view of the present invention.
Fig. 3 is A-A sectional view of the present invention.
Fig. 4 is B-B sectional view of the present invention.
Fig. 5 is the first clamp structure characteristic schematic diagram shown in Fig. 1.
Fig. 6 is the second clamp structure characteristic schematic diagram shown in Fig. 1.
Fig. 7 is the thrust plate structure feature schematic diagram shown in Fig. 1.
In figure: 1-motor, 2-support, 3-speed reducer, 4-first clamp, 5-first friction plate, 6-second friction plate, 7-brake disc, 8-the 3rd friction plate, 9-second clamp, 10-the 4th friction plate, 11-fixing frame, 12-thrust plate, 13-first club, 14-sleeve, 15-second club, 16-fixing bolt, 17-baffle ring, 18-thrust ball, 19-screw mandrel, 20-nut, 21-first pushes away cylinder, 22-wear-resistant sleeve, and 23-second pushes away cylinder, 24-holding down bolt.
Embodiment
For the technical characterstic of this programme can be clearly demonstrated, below by an embodiment, and by reference to the accompanying drawings, this programme is set forth.
A kind of composite electronic mechanical brake, by motor 1, support 2, speed reducer 3, first clamp 4, first friction plate 5, second friction plate 6, brake disc 7, 3rd friction plate 8, second clamp 9, 4th friction plate 10, fixing frame 11, thrust plate 12, first club 13, sleeve 14, second club 15, fixing bolt 16, baffle ring 17, thrust ball 18, screw mandrel 19, nut 20, first pushes away cylinder 21, wear-resistant sleeve 22, second pushes away cylinder 23 and holding down bolt 24 forms, and the second clamp 9 are arranged on vehicle frame, and brake disc 7 is fixedly mounted on axletree, the 3rd friction plate 8, the guide rail that 4th friction plate 10 is arranged on the second clamp 9 is respectively arranged in the both sides of brake disc 7, second to push away in cylinder barrel that cylinder 23 is arranged on the second clamp 9 and can be free to slide, second open end pushing away cylinder 23 is pressed on the 4th friction plate 10, thrust ball 18 is arranged on second and pushes away in the spherical groove of cylinder 23 Closed End, one end of thrust plate 12 is arranged on fixing frame 11 by holding down bolt 24 also can rotate around holding down bolt 24, thrust plate 12 is positioned by the two-way wedge surface groove on it and thrust ball 18, fixing frame 11 is mounted by means of bolts on the second clamp 9, first club 13 and thrust plate 12 ball-joint, second club 15 and support 2 ball-joint, the first club 13, second club 15 is connected by sleeve 14, motor 1 is mounted by means of bolts on support 2, the output shaft of motor 1 by torque transfer to speed reducer 3, speed reducer 3 is mounted by means of bolts on support 2, support 2 is mounted by means of bolts on the first clamp 4, 2, Thrust Faces and the support of screw mandrel 19 contact, screw mandrel 19 is passed the axis hole on support 2 by wear-resistant sleeve 22 and is connected with speed reducer 3 key, the flange end of nut 20 is arranged on and limits nut 20 in the opening slot of the first clamp 4 and rotate, the other end of nut 20 is arranged on first and pushes away in cylinder 21, first to push away in cylinder barrel that cylinder 21 is arranged on the first clamp 4 and can be free to slide, first open end pushing away cylinder 21 contacts with the end face of flange of nut 20, first closed end pushing away cylinder 21 is pressed on the first friction plate 5, the first friction plate 5, the guide rail that second friction plate 6 is arranged on the first clamp 4 is respectively arranged in the both sides of brake disc 7, first clamp 4 are arranged in the guiding groove of the second clamp 9 by the guide pad on it, baffle ring 17 is arranged on the guide pad of the first clamp 4 by fixing bolt 16, and baffle ring 17 is located by contacting with the face of the second clamp 9 axial displacement realized the first clamp 4.
Above-mentioned sleeve 14 is bidirectional helical sleeve.
Above-mentioned speed reducer 3 is planet-gear speed reducer.
Guide groove on the second above-mentioned clamp 9 is arc guide barrel.
Guide pad on the first above-mentioned clamp 4 is arcuate guide block.
In the present embodiment, the working procedure of described a kind of composite electronic mechanical brake is as follows:
During installation, the distance between the first club 13, second club 15 is adjusted by the sense of rotation that sleeve 14 is different, and then the position of guide pad in the annular guiding groove of the second clamp 9 on adjustment the first clamp 4, the arc guide barrel on the arcuate guide block on the first clamp 4, the second clamp 9 ensure that the arcuate movement track of the first clamp 4.
During braking, controller controls motor 1 by electrical signal and rotates, torque is passed to and is carried out deceleration increasing in the input end of speed reducer 3 and turn round by motor 1, the output terminal of speed reducer 3 drives screw mandrel 19 to rotate, screw mandrel 19 promotes nut 20 and moves to the first friction plate 5 direction along the guide groove of the first clamp 4, the end face of flange of nut 20 promotes first and pushes away cylinder 21 and move and make the first friction plate 5, second friction plate 6 compresses brake disc 7 and produces braking moment, under the effect of frictional force, first friction plate 5 and the second friction plate 6 have the trend along with brake disc 7 rotates, and then first friction plate 5 and the second friction plate 6 promote the first clamp 4 and slide along the guide groove on the second clamp 9, first clamp 4 can drive support 2 to rotate, support 2 drives the second club 15 to move, second club 15 drives the first club 13 to move by sleeve 14, the movement of the first club 13 can drive thrust plate 12 to rotate around holding down bolt 24, no matter vehicle forward travel is braked or moves backward braking, thrust plate 12 all can compress thrust ball 18 by two-way wedge surface by the groove on it, thrust ball 18 extrudes second and pushes away cylinder 23 and move and make the 4th friction plate 10, 3rd friction plate 8 compresses brake disc 7 and produces braking moment, vehicle is braked.Due to the existence of boosting mechanism, can effectively reduce power of motor, the speed of a motor vehicle is higher, and the break onset time is shorter, effectively shortens stopping distance, simultaneously owing to adopting two arrestment mechanism, can effectively reduce braking temperature rise, improve travel safety.
When stopping braking, controller controls motor 1 according to pre-set programs by electrical signal and reverses, and get final product brake off, each parts set back and put.
Although connection with figures is described preferred embodiment of the present invention above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, can also make a lot of form, these all belong within protection scope of the present invention.

Claims (5)

1. a composite electronic mechanical brake, by motor (1), support (2), speed reducer (3), first clamp (4), first friction plate (5), second friction plate (6), brake disc (7), 3rd friction plate (8), second clamp (9), 4th friction plate (10), fixing frame (11), thrust plate (12), first club (13), sleeve (14), second club (15), fixing bolt (16), baffle ring (17), thrust ball (18), screw mandrel (19), nut (20), first pushes away cylinder (21), wear-resistant sleeve (22), second pushes away cylinder (23) and holding down bolt (24) composition, second clamp (9) are arranged on vehicle frame, brake disc (7) is fixedly mounted on axletree, 3rd friction plate (8), the guide rail that 4th friction plate (10) is arranged on the second clamp (9) is respectively arranged in the both sides of brake disc (7), it is characterized in that: second to push away in cylinder barrel that cylinder (23) is arranged on the second clamp (9) and can be free to slide, second open end pushing away cylinder (23) is pressed on the 4th friction plate (10), thrust ball (18) is arranged on second and pushes away in the spherical groove of cylinder (23) Closed End, one end of thrust plate (12) is arranged on fixing frame (11) by holding down bolt (24) and above also can rotates around holding down bolt (24), thrust plate (12) is positioned by the two-way wedge surface groove on it and thrust ball (18), fixing frame (11) is mounted by means of bolts on the second clamp (9), first club (13) and thrust plate (12) ball-joint, second club (15) and support (2) ball-joint, first club (13), second club (15) is connected by sleeve (14), motor (1) is mounted by means of bolts on support (2), the output shaft of motor (1) by torque transfer to speed reducer (3), speed reducer (3) is mounted by means of bolts on support (2), support (2) is mounted by means of bolts on the first clamp (4), the Thrust Faces of screw mandrel (19) contacts with support (2) face, screw mandrel (19) to be connected with speed reducer (3) key through the axis hole on support (2) by wear-resistant sleeve (22), the flange end of nut (20) is arranged in the opening slot of the first clamp (4) and limits nut (20) rotation, the other end of nut (20) is arranged on first and pushes away in cylinder (21), first to push away in cylinder barrel that cylinder (21) is arranged on the first clamp (4) and can be free to slide, first open end pushing away cylinder (21) contacts with the end face of flange of nut (20), first closed end pushing away cylinder (21) is pressed on the first friction plate (5), first friction plate (5), the guide rail that second friction plate (6) is arranged on the first clamp (4) is respectively arranged in the both sides of brake disc (7), first clamp (4) are arranged on by the guide pad on it in guiding groove of the second clamp (9), baffle ring (17) is arranged on the guide pad of the first clamp (4) by fixing bolt (16), baffle ring (17) is located by contacting with the face of the second clamp (9) axial displacement realized the first clamp (4).
2. a kind of composite electronic mechanical brake as claimed in claim 1, is characterized in that: described sleeve (14) is bidirectional helical sleeve.
3. a kind of composite electronic mechanical brake as claimed in claim 1, is characterized in that: described speed reducer 3 is planet-gear speed reducer.
4. a kind of composite electronic mechanical brake as claimed in claim 1, is characterized in that: the guide groove on described the second clamp (9) is arc guide barrel.
5. a kind of composite electronic mechanical brake as claimed in claim 1, is characterized in that: the guide pad on described the first clamp (4) is arcuate guide block.
CN201310706561.9A 2013-12-10 2013-12-10 A kind of composite electronic mechanical brake Expired - Fee Related CN103644218B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310706561.9A CN103644218B (en) 2013-12-10 2013-12-10 A kind of composite electronic mechanical brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310706561.9A CN103644218B (en) 2013-12-10 2013-12-10 A kind of composite electronic mechanical brake

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CN103644218A CN103644218A (en) 2014-03-19
CN103644218B true CN103644218B (en) 2015-11-25

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106218620A (en) * 2016-08-27 2016-12-14 梁增红 A kind of inertia brake force aid system
CN207145489U (en) * 2017-08-29 2018-03-27 比亚迪股份有限公司 Disk brake and vehicle
CN110686030B (en) * 2019-10-19 2020-12-01 山东理工大学 One-way two-stage boosting type electromechanical brake actuator based on linear motor
CN112794195A (en) * 2020-12-24 2021-05-14 盐城工学院 High-precision coal mine tank curtain door with good sealing performance

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5915504A (en) * 1996-07-24 1999-06-29 Siemens Aktiengesellschaft Brake system for a motor vehicle
CN1511236A (en) * 2001-05-21 2004-07-07 �����ʩ���عɷݹ�˾ Electromechanical brake with zero backlash actuation
CN1584355A (en) * 2004-06-11 2005-02-23 山东交通学院 Disc power-increasing brake of wheel
CN203585159U (en) * 2013-12-10 2014-05-07 山东交通学院 Reinforcement-type electronic mechanical brake

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50109548D1 (en) * 2000-03-27 2006-05-24 Continental Teves Ag & Co Ohg ACTUATING UNIT WITH A GEARING GEAR, A PLANETARY GEAR AND ONE OF THOSE INFLUENCED OPERATING ELEMENTS
DE10361264A1 (en) * 2003-12-24 2005-07-28 Robert Bosch Gmbh Self-energizing electromechanical friction brake
DE102006039984A1 (en) * 2006-08-25 2008-02-28 Robert Bosch Gmbh Self-energizing electromechanical friction brake

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5915504A (en) * 1996-07-24 1999-06-29 Siemens Aktiengesellschaft Brake system for a motor vehicle
CN1511236A (en) * 2001-05-21 2004-07-07 �����ʩ���عɷݹ�˾ Electromechanical brake with zero backlash actuation
CN1584355A (en) * 2004-06-11 2005-02-23 山东交通学院 Disc power-increasing brake of wheel
CN203585159U (en) * 2013-12-10 2014-05-07 山东交通学院 Reinforcement-type electronic mechanical brake

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