CN102758867A - Electronic wedge drum brake - Google Patents
Electronic wedge drum brake Download PDFInfo
- Publication number
- CN102758867A CN102758867A CN2012102338530A CN201210233853A CN102758867A CN 102758867 A CN102758867 A CN 102758867A CN 2012102338530 A CN2012102338530 A CN 2012102338530A CN 201210233853 A CN201210233853 A CN 201210233853A CN 102758867 A CN102758867 A CN 102758867A
- Authority
- CN
- China
- Prior art keywords
- voussoir
- electronics
- driveshaft
- drum brake
- shoes
- 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.)
- Granted
Links
- 238000003466 welding Methods 0.000 claims abstract description 9
- 210000003746 feather Anatomy 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010034960 Photophobia Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Images
Landscapes
- Braking Arrangements (AREA)
Abstract
The invention discloses an electronic wedge drum brake, which includes a dustproof plate and a bottom plate, wherein stamping and welding shoes provided with the friction plate floating arrangement are arranged on the dustproof plate, the opposite ends of the two stamping and welding shoes are rotated and connected through a support shaft, and the other ends of the two stamping and welding shoes are connected through a return spring; the electronic wedge drum brake further includes a wedge mechanism, which is provided with the return spring, is arranged between end parts of the two stamping and welding shoes, can apply vertical pushing force to the two stamping and welding shoes and is connected with an electronic power device. The wedge mechanism, which is provided with the return spring, is arranged between end parts of the two stamping and welding shoes, and can apply vertical pushing force to the two stamping and welding shoes and the electronic power device, which is used for providing power to the wedge mechanism, are arranged. The traditional, complicated and bulky air brake system is not required any longer, and is replaced by a portable and sensitive electronic control system. Compared with the transitional brake, the response time is greatly shortened, the brake moment is flexible and controllable, and the brake is suitable for various middle/heavy-duty vehicles.
Description
Technical field
The present invention relates to a kind of break, relate in particular to a kind of automobile brake that is mainly used in to obtain the electronics voussoir drum brake of safe Parking.
Background technique
At present, the used break of automobile nearly all is a friction type, can be divided into two big types of drum-type and disc types.Rotatable member in the drum type brake friction pair is a brake drum, and its working surface is the cylndrical surface; The rotatable member of disk type braker is the brake disc for rotating then; With the end face is working surface; Drum brake is because of its fast braking great efforts; Thereby extensive use on various medium and heavy cars such as passenger vehicle, truck, more to stress to alleviate vehicle weight Along with people's day and simplify vehicle component, common complicacy, heavy air braking system can not satisfy the requirement that present people are flexible for automobile parking Safety performance and car load braking, reduce the break response time.
Summary of the invention
To the deficiency that existing technology exists, technical problem to be solved by this invention is, provides a kind of and shortens the break response time, light, sensitive, braking moment flexible and controllable and the safe and reliable electronics voussoir drum brake of braking process.
For solving the problems of the technologies described above; The technological scheme that the present invention taked is: a kind of electronics voussoir drum brake; Comprise dust blocking tray, base plate; What unsteady setting with friction plate was set on dust blocking tray dashes the weldering shoes, wherein two dashes the relative end of weldering shoes and is rotatably connected each other through back shaft, and said two dash the weldering shoes the other end is connected to each other through return spring; Also comprise being located to have two of return spring and dash and can dash the cotter mechanism that the weldering shoes applies Vertical direction thrust to two between the weldering shoes end, said cotter mechanism links to each other with the electronics power plant.
Above-mentioned electronics voussoir drum brake; It is characterized in that: said cotter mechanism is had the driveshaft of two rotating spheres, is formed towards the voussoir main body with relative wedge-type end face of the end Elastic Contact of welding shoes with two respectively by its end; Said two rotating spheres are set to and can match along its apparent motion with the wedge-type end face; Said two rotating spheres are vertical with the tangential of two wedge-type end faces respectively, on driveshaft, are provided with the Returnning spring that makes that driveshaft rises.
Above-mentioned electronics voussoir drum brake; Said electronics power plant are made up of tubular flange, ball screw pair, feather key and direct-drive motor; Said tubular flange one end is fixedly connected with base plate; The other end is connected with direct-drive motor, in the tubular flange, ball screw pair is set, and said ball screw pair one end links to each other with the main shaft of direct-drive motor; The other end and driveshaft flexibly connect, and are provided with the feather key of guiding ball screw pair along the axial motion of tubular flange at the tubular flange inner wall.
Above-mentioned electronics voussoir drum brake, said cotter mechanism and dashing between the weldering shoes are provided with when having excessive gaps between friction plate and the brake drum, can eliminate the brake clearance automatic regulator of excessive gaps automatically.
Above-mentioned electronics voussoir drum brake, said brake clearance automatic regulator is made up of support body, seal casinghousing and spring, and said support body is connected with base plate, and the seal casinghousing outside is connected with the end that dashes the weldering shoes, and the inboard is connected with support body and voussoir body seal.
Above-mentioned electronics voussoir drum brake; Said ball screw pair comprises leading screw and is located at the slide blocks of leading screw end; Said slide blocks top cooperates with leading screw is movable; The slide blocks side is adaptive with the feather key of being located at the tubular flange inner wall, and said slide blocks bottom is connected with the driveshaft elasticity of cotter mechanism.
Above-mentioned electronics voussoir drum brake, said driveshaft top is provided with scaffold, and the Returnning spring top links to each other with scaffold, and the bottom links to each other with the support body of brake clearance automatic regulator.
Above-mentioned electronics voussoir drum brake, said slide blocks bottom is provided with the attachment hole of indent, and said driveshaft top is inserted attachment hole and is cooperated with slide blocks, and the degree of depth of said attachment hole is identical to the distance on driveshaft top with scaffold.
The advantage of electronics voussoir drum brake of the present invention is: two of the return spring that has of setting dashes and can dash the cotter mechanism that the weldering shoes applies Vertical direction thrust to two between the weldering shoes end, and for cotter mechanism the electronics power plant of power is provided.No longer need tradition, complicacy, heavy air braking system, replace the electronic control system of light sensitivity.Shorten greatly than the traditional braking device response time, the braking moment flexible and controllable, this break is applicable to all kinds of medium and heavy cars.The driver passes to controller through electronic brake pedal with signal; Controller will instruct the EWDB that sends to each wheel respectively; Direct-drive motor output torque immediately; And be converted into retrothrust through ball screw pair, again by the brake clearance automatic regulator cotter mechanism thrust is converted into the thrust to shoes of Vertical direction, vehicle is implemented braking.When having excessive gaps between friction plate and the brake drum, gap automatic regulating device can be eliminated excessive gaps automatically, makes the gap keep steady state value.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a side-looking structural drawing of the present invention;
Fig. 3 is the structure enlarged view of I part among Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is explained further details;
Like Fig. 1,2, shown in 3; A kind of electronics voussoir drum brake; Comprise dust blocking tray 1, base plate 2; What unsteady setting with friction plate 3 was set on dust blocking tray 1 dashes weldering shoes 4, wherein two dash weldering shoes 4 relative ends and be rotatably connected each other through back shaft 5, two dash weldering shoes 4 the other ends is connected to each other through return spring 6; Also comprise being located to have two of return spring 6 and dash and can dash the cotter mechanism 7 that weldering shoes 4 applies Vertical direction thrust to two between weldering shoes 4 ends, cotter mechanism 7 links to each other with electronics power plant 8.Cotter mechanism 7 is had the driveshaft 72 of two rotating spheres 71, is dashed the voussoir main body with relative wedge-type end face 73 74 of end Elastic Contact of weldering shoes 4 and can forming along two rotating spheres 71 of its apparent motion of matching with wedge-type end face 73 with two respectively by its end; Two rotating spheres 71 are vertical with the tangential of two wedge-type end faces 73 respectively, on driveshaft 72, are provided with the Returnning spring 75 that makes that driveshaft 72 rises.Electronics power plant 8 are made up of tubular flange 81, ball screw pair 82, feather key 83 and direct-drive motor 84; One end of tubular flange 81 is fixedly connected with base plate 2; The other end is connected with direct-drive motor 84; Ball screw pair 82 is arranged in the tubular flange 81; The upper end of ball screw pair 82 links to each other with the main shaft of direct-drive motor 84, and lower end and driveshaft 72 flexibly connects, and is provided with the feather key 83 of guiding ball screw pair 82 along the axial motion of tubular flange 81 at the inwall of tubular flange 81.Cotter mechanism 7 and dashing between the weldering shoes 4 is provided with when having excessive gaps between friction plate 3 and the brake drum, can eliminate the brake clearance automatic regulator 9 of excessive gaps automatically.Brake clearance automatic regulator 9 is made up of support body 91, seal casinghousing 92 and spring 93, and support body 91 is connected with base plate 2, and the outside of seal casinghousing 92 is connected with the end that dashes weldering shoes 4, and the inboard is tightly connected with support body 91 and voussoir main body 74.Wherein, Ball screw pair 82 comprises leading screw 821 and is located at the slide blocks 822 of leading screw 821 ends; The top of slide blocks 822 and 821 movable cooperations of leading screw, the side of slide blocks 822 is adaptive with the feather key 83 of being located at tubular flange 81 inwalls, and the bottom of slide blocks 822 is provided with the attachment hole 10 of indent; The top of driveshaft 72 is inserted attachment hole 10 and is cooperated with slide blocks 822; Near the position at top scaffold 11 is set at driveshaft 72, the top of Returnning spring 75 links to each other with scaffold 11, and the bottom links to each other with the support body 91 of brake clearance automatic regulator 9.The degree of depth of attachment hole 10 is identical with the distance on the top of scaffold 11 to driveshaft 72.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited to above-mentioned giving an example; Those skilled in the art; In essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.
Claims (8)
1. electronics voussoir drum brake; Comprise dust blocking tray, base plate; What unsteady setting with friction plate was set on dust blocking tray dashes the weldering shoes; Wherein two dash the relative end of weldering shoes and be rotatably connected each other through back shaft; Said two dash the weldering shoes the other end is connected to each other through return spring, it is characterized in that: also comprise being located to have two of return spring and dash and can dash the cotter mechanism that the weldering shoes applies Vertical direction thrust to two between the weldering shoes end, said cotter mechanism links to each other with the electronics power plant.
2. electronics voussoir drum brake according to claim 1; It is characterized in that: said cotter mechanism is had the driveshaft of two rotating spheres, is formed towards the voussoir main body with relative wedge-type end face of the end Elastic Contact of welding shoes with two respectively by its end; Said two rotating spheres are set to and can match along its apparent motion with the wedge-type end face; Said two rotating spheres are vertical with the tangential of two wedge-type end faces respectively, on driveshaft, are provided with the Returnning spring that makes that driveshaft rises.
3. electronics voussoir drum brake according to claim 2; It is characterized in that: said electronics power plant are made up of tubular flange, ball screw pair, feather key and direct-drive motor; Said tubular flange one end is fixedly connected with base plate; The other end is connected with direct-drive motor, in the tubular flange, ball screw pair is set, and said ball screw pair one end links to each other with the main shaft of direct-drive motor; The other end and driveshaft flexibly connect, and are provided with the feather key of guiding ball screw pair along the axial motion of tubular flange at the tubular flange inner wall.
4. electronics voussoir drum brake according to claim 3 is characterized in that: said cotter mechanism and dashing between the weldering shoes is provided with when having excessive gaps between friction plate and the brake drum, can eliminate the brake clearance automatic regulator of excessive gaps automatically.
5. electronics voussoir drum brake according to claim 4; It is characterized in that: said brake clearance automatic regulator is made up of support body, seal casinghousing and spring; Said support body is connected with base plate; The seal casinghousing outside is connected with the end that dashes the weldering shoes, and the inboard is connected with support body and voussoir body seal.
6. electronics voussoir drum brake according to claim 5; It is characterized in that: said ball screw pair comprises leading screw and is located at the slide blocks of leading screw end; Said slide blocks top cooperates with leading screw is movable; The slide blocks side is adaptive with the feather key of being located at the tubular flange inner wall, and said slide blocks bottom is connected with the driveshaft elasticity of cotter mechanism.
7. electronics voussoir drum brake according to claim 6 is characterized in that: said driveshaft top is provided with scaffold, and the Returnning spring top links to each other with scaffold, and the bottom links to each other with the support body of brake clearance automatic regulator.
8. electronics voussoir drum brake according to claim 7; It is characterized in that: said slide blocks bottom is provided with the attachment hole of indent; Said driveshaft top is inserted attachment hole and is cooperated with slide blocks, and the degree of depth of said attachment hole is identical to the distance on driveshaft top with scaffold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233853.0A CN102758867B (en) | 2012-07-09 | 2012-07-09 | Electronic wedge drum brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210233853.0A CN102758867B (en) | 2012-07-09 | 2012-07-09 | Electronic wedge drum brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102758867A true CN102758867A (en) | 2012-10-31 |
| CN102758867B CN102758867B (en) | 2016-08-24 |
Family
ID=47053453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210233853.0A Active CN102758867B (en) | 2012-07-09 | 2012-07-09 | Electronic wedge drum brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102758867B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570350A (en) * | 2015-12-31 | 2016-05-11 | 沈阳理工大学 | Electronic wedged brake |
| CN107339340A (en) * | 2017-08-15 | 2017-11-10 | 霸州市华诚汽车制动器有限公司 | A kind of drum brake |
| CN111164321A (en) * | 2017-04-18 | 2020-05-15 | 塞夫霍兰德有限公司 | Expansion wedge unit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4637499A (en) * | 1984-09-21 | 1987-01-20 | Deutsche Perrot-Bremse Gmbh | Expander mechanism for an internal shoe drum brake |
| CN2089092U (en) * | 1990-04-25 | 1991-11-20 | 高金鉴 | Hand actuated for jeep |
| CN2921438Y (en) * | 2005-12-22 | 2007-07-11 | 江苏恒力制动器制造有限公司 | Automatic regulating brake gap wedge type mechanism |
| CN201041210Y (en) * | 2007-06-08 | 2008-03-26 | 江苏大学 | Vehicular electronic machine brake device |
| CN101392805A (en) * | 2008-10-27 | 2009-03-25 | 任秀军 | Improved structure of exterior adjusting automobile drum brake |
| CN202707879U (en) * | 2012-07-09 | 2013-01-30 | 青岛汇达丰铸造有限公司 | Electronic wedge drum brake |
-
2012
- 2012-07-09 CN CN201210233853.0A patent/CN102758867B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4637499A (en) * | 1984-09-21 | 1987-01-20 | Deutsche Perrot-Bremse Gmbh | Expander mechanism for an internal shoe drum brake |
| CN2089092U (en) * | 1990-04-25 | 1991-11-20 | 高金鉴 | Hand actuated for jeep |
| CN2921438Y (en) * | 2005-12-22 | 2007-07-11 | 江苏恒力制动器制造有限公司 | Automatic regulating brake gap wedge type mechanism |
| CN201041210Y (en) * | 2007-06-08 | 2008-03-26 | 江苏大学 | Vehicular electronic machine brake device |
| CN101392805A (en) * | 2008-10-27 | 2009-03-25 | 任秀军 | Improved structure of exterior adjusting automobile drum brake |
| CN202707879U (en) * | 2012-07-09 | 2013-01-30 | 青岛汇达丰铸造有限公司 | Electronic wedge drum brake |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570350A (en) * | 2015-12-31 | 2016-05-11 | 沈阳理工大学 | Electronic wedged brake |
| CN105570350B (en) * | 2015-12-31 | 2018-08-10 | 沈阳理工大学 | A kind of electronic wedge brake |
| CN111164321A (en) * | 2017-04-18 | 2020-05-15 | 塞夫霍兰德有限公司 | Expansion wedge unit |
| CN111164321B (en) * | 2017-04-18 | 2021-09-28 | 塞夫霍兰德有限公司 | Expansion wedge unit |
| CN107339340A (en) * | 2017-08-15 | 2017-11-10 | 霸州市华诚汽车制动器有限公司 | A kind of drum brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102758867B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102853000B (en) | Automobile brake controlled by wire | |
| JP2015512830A (en) | Brake system and brake method for electrically driven non-linear friction brake | |
| EP3426943B1 (en) | Spindle nut assembly having multiple stop cams | |
| CN105736606A (en) | Automobile electromechanical brake with gap adjusting function | |
| CN202707879U (en) | Electronic wedge drum brake | |
| CN205578558U (en) | Automotive electronics mechanical brake with clearance adjustment function | |
| CN101500867B (en) | Method for brake pressure distribution between the axles of a vehicle | |
| CN107672577A (en) | A kind of Electric brake booster for automobile | |
| CN102758867A (en) | Electronic wedge drum brake | |
| CN103625452B (en) | A method of operation motor vehicle braking system | |
| CN104565130A (en) | Motor vehicle and cam-type pushing force brake apparatus of electric vehicle | |
| CN203627610U (en) | Integrated electronic parking brake actuator | |
| CN101480957A (en) | Railway track-mounted machinery | |
| CN104879405A (en) | Brake adjuster | |
| KR101614896B1 (en) | Electronic motorized modular brake system | |
| KR20240089455A (en) | electric brake device | |
| US20140116815A1 (en) | Disk brake device and caliper slide mechanism | |
| CN113531011B (en) | Parking brake with braking force automatic compensation function | |
| JP5404897B2 (en) | Railway vehicle | |
| US2855074A (en) | Rotor brake actuating mechanism | |
| CN203958103U (en) | A kind of Vehicular brake device | |
| CN202140480U (en) | Brake caliper | |
| CN101326381B (en) | A servo disc brake and vehicle provided with the same | |
| CN206017486U (en) | Truck hub disk brake | |
| CN102729962A (en) | Electronic wedge brake system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180119 Address after: 266200 Hua Quan Road, Longquan office, Qingdao, Shandong, Jimo Patentee after: Qingdao Linda Automobile New Technology Development Co Ltd Address before: Chengyang District of Shandong city in Qingdao province 266106 Xifu 100 Road No. 130 Patentee before: Qingdao Zhiyuan Auto Parts Co., Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180530 Address after: 266106 Fujia street, Chengyang District, Qingdao, Shandong Patentee after: Qingdao Zhiyuan Auto Parts Co., Ltd. Address before: 266200 Shandong Qingdao Jimo Longquan office Hua Quan Road Patentee before: Qingdao Linda Automobile New Technology Development Co Ltd |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180605 Address after: 266200 Shandong Qingdao Jimo Longquan office Hua Quan Road Patentee after: QINGDAO LINDA TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 266106 Fujia street, Chengyang District, Qingdao, Shandong Patentee before: Qingdao Zhiyuan Auto Parts Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180906 Address after: No. 7, Ruijin Road, Licang District, Qingdao, Shandong Province, No. 266041 Patentee after: Qingdao Haitong brake Co., Ltd. Address before: 266200 Shandong Qingdao Jimo Longquan office Hua Quan Road Patentee before: QINGDAO LINDA TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| TR01 | Transfer of patent right |