CN108869584A - A kind of torque arm shaft of band rotation riveting limit function - Google Patents
A kind of torque arm shaft of band rotation riveting limit function Download PDFInfo
- Publication number
- CN108869584A CN108869584A CN201810784819.XA CN201810784819A CN108869584A CN 108869584 A CN108869584 A CN 108869584A CN 201810784819 A CN201810784819 A CN 201810784819A CN 108869584 A CN108869584 A CN 108869584A
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- China
- Prior art keywords
- torque arm
- rotation riveting
- brake
- corner structure
- limit function
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- 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.)
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- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to the torque arm Rotating Shafts on a kind of automobile parking drum brake, more particularly to a kind of torque arm shaft with rotation riveting limit function, its rotation riveting part of torque arm shaft with rotation riveting limit function of the invention is instead of original retaining ring assembly method, reduce retaining ring part, it avoids neglected loading or assembles problem not in place, and and the combination of brake-shoe and torque arm can be completed by synchronous riveting, process and assemble is simple and fast, and has the advantages that more compact structure, function are more reliable, cost is lower.
Description
Technical field
The present invention relates to the torque arm Rotating Shafts on a kind of automobile parking drum brake, it particularly relates to a kind of band
There is the torque arm shaft of rotation riveting limit function.
Background technique
Parking drum brake is a kind of for being mounted on the drum brake for being used to parking and emergency braking on automobile back wheel
Device, its working principle is that input pulling force is passed to torque arm by parking brake and bracing wire, torque arm rotates around torque arm shaft and pushes system
Dynamic hoof is opened to be made brake-shoe and brake drum rub and is obtained enough with brake drum extruding by the effect of torque arm lever ratio amplification power
Brake force, to realize parking.In the case where non-parking braking, torque arm turns under the action of return spring power around torque arm
Axis rotates return, and brake-shoe and brake drum is made to keep certain gap.
The mode that existing parking torque arm and the combination of shaft and brake-shoe mostly use greatly interference riveting that retaining ring is added to assemble,
But part is small and more, process is much more many and diverse, and cost of manufacture is high, and part neglected loading, torque arm assembly tension is be easy to cause to cause not return
Position is dawdled, and torque arm pine excessively, which generates abnormal sound, torque arm loosens causes unreliable, parking performance decline even failure of parking etc. to be asked
Topic.
Summary of the invention
The present invention provides a kind of torque arm shaft of band rotation riveting limit function aiming at the shortcomings in the prior art.
The purpose that the invention is realized by the following technical scheme：
A kind of torque arm shaft of band rotation riveting limit function, for connecting torque arm and the brake-shoe of automobile hand brake, including ontology,
One end of the ontology is the connector for connecting with brake-shoe, the V-type angle that the ontology other end is provided with convenient for rotation riveting processing
Structure, ontology middle part are provided with the postive stop baffle for being limited to the torque arm being arranged on the body.
Wherein, the angle ɑ of the V-type corner structure is 105-130 degree.
Preferably, the V-type corner structure angle ɑ is 120 degree.
Further, the bottom edge of the V-type corner structure is set as rounding corner structure.
Wherein, the chamfer radius R of the rounding corner structure is 0.5-2 millimeters.
Preferably, the chamfer radius R of the rounding corner structure is 1.5 millimeters.
Preferably, the connector is T-type plush copper.
A kind of arm pivoted brake-shoe of band drawing, including brake-shoe, torque arm and such as drawing of any of claims 1-6
Arm shaft, the brake-shoe includes friction plate, braking wing plate and brakes disc, described to draw arm pivoted connector and the braking
Disc riveting, the torque arm is set on the ontology between postive stop baffle and V-type corner structure, V-type corner structure after revolving riveting and
Postive stop baffle respectively fixes torque arm from two sides.
Wherein, mounting hole is provided on the braking disc, the connector and mounting hole interference fit connect.
Compared with the existing technology, beneficial effects of the present invention are：
1, the torque arm shaft with rotation riveting limit function of the invention its revolve riveting part instead of original retaining ring assembly method,
Reduce retaining ring part, avoid neglected loading or assembly problem not in place, and and the combination of brake-shoe and torque arm can be by same
Riveting is walked to complete, process and assemble is simple and fast, and has the advantages that more compact structure, function are more reliable, cost is lower.
2, the torque arm shaft with rotation riveting limit function of the invention, V-type pull degree is set according to rotation riveting height, thus really
The movement clearance and reliability of Paula arm lead to asking for shaft corner cracking along with the selection of fillet can be effectively improved rotation riveting
Topic, improves properties of product.
Detailed description of the invention
Fig. 1 is the arm pivoted structural schematic diagram of drawing of the invention.
Fig. 2 is the structural schematic diagram of brake-shoe of the invention.
Fig. 3 is the structural schematic diagram at another visual angle of brake-shoe of the invention.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the present invention will be described in detail.
Embodiment 1.
As shown in Figure 1, the present embodiment provides a kind of torque arm shafts of band rotation riveting limit function, for connecting automobile hand brake
Torque arm and brake-shoe, including ontology 1, one end of the ontology 1 are the connector 2 for connecting with brake-shoe, 1 other end of ontology
It is provided with the V-type corner structure 3 convenient for rotation riveting processing, is provided in the middle part of ontology 1 for limiting the torque arm being set on ontology 1
The postive stop baffle 4 of position.
It revolves riveting part instead of original retaining ring assembly method to torque arm shaft with rotation riveting limit function of the invention, subtracts
Lacked retaining ring part, avoided neglected loading or assembly problem not in place, and and brake-shoe and torque arm combination can pass through it is synchronous
Riveting is completed, and process and assemble is simple and fast, and have the advantages that more compact structure, function are more reliable, cost is lower.
During the installation process, 3 depth of V-type corner structure is according to rotation riveting height setting, so that it is guaranteed that the movement clearance of torque arm
And reliability improves properties of product along with the selection of fillet can be effectively improved the problem of rotation riveting causes shaft corner to be cracked.
Wherein, the angle ɑ of the V-type corner structure 3 is 105-130 degree.
Preferably, the 3 angle ɑ of V-type corner structure is 120 degree.
Further, the bottom edge of the V-type corner structure 3 is set as rounding corner structure.
Wherein, the chamfer radius R of the rounding corner structure is 0.5-2 millimeters.
Preferably, the chamfer radius R of the rounding corner structure is 1.5 millimeters.
The bottom of the ontology 1 is provided with V-type corner structure 3, and the bottom edge of V-type corner structure 3 is set as rounded corner knot
The problem of structure can reduce the extrusion stress of rotation the riveting extrusion deformation degree and corner of shaft, can be effectively improved rotation riveting cracking；V-type
The depth H of chamfering is set according to rotation riveting height, i.e. limit height, to can ensure that steady between brake-shoe, torque arm and shaft
Fixed gap, it is smooth with the movement and the return that reach torque arm.
Preferably, the connector 2 is T-type plush copper, and it is easy to process, convenient for interference fit connection.
Embodiment 2.
As shown in Figure 2,3, draw arm pivoted brake-shoe the present embodiment provides a kind of band, including brake shoe assembly, torque arm 5 and
5 shaft ontology 1 of torque arm, the brake shoe assembly include friction plate 6, braking wing plate 7 and braking disc 8, and the drawing is arm pivoted
Connector 2 and the braking disc 8 rivet, and the torque arm 5 is set on the ontology 1 between postive stop baffle 4 and V-type corner structure 3,
V-type corner structure 3 and postive stop baffle 4 after rotation riveting respectively fix torque arm 5 from two sides.
Wherein, mounting hole is provided on the braking disc 8, the connector 2 is connected with mounting hole interference fit.
The torque arm 5 can be freely rotated not loose around torque arm shaft after band of the invention draws arm pivoted brake-shoe to require rotation riveting
It is de-, and torque arm 5 is without clamping stagnation, is highly 18.2mm after preferred rotation riveting, design torque arm shaft bottom is 120 ° of inverted V type angle, bottom
Edge chamfer R is 1.5mm, and V-type depth of chamfering is H=18.2mm.When assembling, torque arm shaft is pressed into braking disc 8, then
Torque arm 5, which is inserted in, draws arm pivoted tail portion, completes rotation riveting to torque arm shaft tail portion, and rotation riveting height is made to reach V-type chamfering bottom H height
Place.
Those of ordinary skills in the art should understand that：The discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under thinking of the invention, above embodiments
Or it can also be combined between the technical characteristic in different embodiments, and there are different aspects present invention as described above
Many other variations, in order to it is concise they do not provided in details.Therefore, all within the spirits and principles of the present invention,
Any omission, modification, equivalent replacement, improvement for being made etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of torque arm shaft of band rotation riveting limit function, for connecting torque arm and the brake-shoe of automobile hand brake, which is characterized in that
Including ontology, one end of the ontology is the connector for connecting with brake-shoe, and the ontology other end is provided with to be added convenient for rotation riveting
The V-type corner structure of work, ontology middle part are provided with the postive stop baffle for being limited to the torque arm being arranged on the body.
2. the torque arm shaft as described in claim 1 with rotation riveting limit function, which is characterized in that the angle of the V-type corner structure
Degree ɑ is 105-130 degree.
3. the torque arm shaft as claimed in claim 2 with rotation riveting limit function, which is characterized in that the V-type corner structure angle ɑ
It is 120 degree.
4. the torque arm shaft as described in claim 1 with rotation riveting limit function, which is characterized in that the bottom of the V-type corner structure
Portion edge is set as rounding corner structure.
5. the torque arm shaft as claimed in claim 4 with rotation riveting limit function, which is characterized in that the rounding corner structure falls
Angular radius R is 0.5-2 millimeters.
6. the torque arm shaft as claimed in claim 5 with rotation riveting limit function, which is characterized in that the rounding corner structure falls
Angular radius R is 1.5 millimeters.
7. the torque arm shaft as described in claim 1 with rotation riveting limit function, which is characterized in that the connector is that T-type is convex
Head.
8. a kind of band draws arm pivoted brake-shoe, which is characterized in that including brake shoe assembly, torque arm and as in claim 1-6
Described in any item torque arm shafts, the brake shoe assembly include friction plate, braking wing plate and braking disc, the torque arm shaft
Connector and the braking disc rivet, the torque arm is set on the ontology between postive stop baffle and V-type corner structure, rotation riveting
V-type corner structure and postive stop baffle afterwards respectively fixes torque arm from two sides.
9. band as claimed in claim 8 draws arm pivoted brake-shoe, which is characterized in that be provided with installation on the braking disc
Hole, the connector and mounting hole interference fit connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784819.XA CN108869584B (en) | 2018-07-17 | 2018-07-17 | Take armtie pivot of limit function of riveting soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810784819.XA CN108869584B (en) | 2018-07-17 | 2018-07-17 | Take armtie pivot of limit function of riveting soon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108869584A true CN108869584A (en) | 2018-11-23 |
| CN108869584B CN108869584B (en) | 2020-08-25 |
Family
ID=64302848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810784819.XA Expired - Fee Related CN108869584B (en) | 2018-07-17 | 2018-07-17 | Take armtie pivot of limit function of riveting soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108869584B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412398A (en) * | 2008-11-25 | 2009-04-22 | 辽宁曙光汽车集团股份有限公司 | Hydraulic drum brake with upper and lower double pushrods parking mechanism |
| CN201513491U (en) * | 2009-07-02 | 2010-06-23 | 浙江诸暨万宝机械有限公司 | Brake calipers |
| CN102615233A (en) * | 2011-01-28 | 2012-08-01 | 三洋电机株式会社 | Riveting apparatus and dismounting method for rivet |
| CN202790232U (en) * | 2012-09-29 | 2013-03-13 | 杭州吉成汽车零部件有限公司 | Non-asbestos drum-type brake shoe assembly |
| CN202790234U (en) * | 2012-09-29 | 2013-03-13 | 杭州吉成汽车零部件有限公司 | Semimetal drum-type brake shoe assembly |
| CN202851750U (en) * | 2012-09-29 | 2013-04-03 | 杭州吉成汽车零部件有限公司 | Drum-type brake shoe assembly of no-asbestos organic (NAO) type friction materials |
| CN105805173A (en) * | 2016-05-17 | 2016-07-27 | 杭州雷迪克节能科技股份有限公司 | High-corrosion resistance hub bearing unit and machining process |
| CN106285269A (en) * | 2015-05-28 | 2017-01-04 | 长城汽车股份有限公司 | Body hinge and vehicle |
-
2018
- 2018-07-17 CN CN201810784819.XA patent/CN108869584B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412398A (en) * | 2008-11-25 | 2009-04-22 | 辽宁曙光汽车集团股份有限公司 | Hydraulic drum brake with upper and lower double pushrods parking mechanism |
| CN201513491U (en) * | 2009-07-02 | 2010-06-23 | 浙江诸暨万宝机械有限公司 | Brake calipers |
| CN102615233A (en) * | 2011-01-28 | 2012-08-01 | 三洋电机株式会社 | Riveting apparatus and dismounting method for rivet |
| CN202790232U (en) * | 2012-09-29 | 2013-03-13 | 杭州吉成汽车零部件有限公司 | Non-asbestos drum-type brake shoe assembly |
| CN202790234U (en) * | 2012-09-29 | 2013-03-13 | 杭州吉成汽车零部件有限公司 | Semimetal drum-type brake shoe assembly |
| CN202851750U (en) * | 2012-09-29 | 2013-04-03 | 杭州吉成汽车零部件有限公司 | Drum-type brake shoe assembly of no-asbestos organic (NAO) type friction materials |
| CN106285269A (en) * | 2015-05-28 | 2017-01-04 | 长城汽车股份有限公司 | Body hinge and vehicle |
| CN105805173A (en) * | 2016-05-17 | 2016-07-27 | 杭州雷迪克节能科技股份有限公司 | High-corrosion resistance hub bearing unit and machining process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108869584B (en) | 2020-08-25 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210607 Address after: 510000 No. 10, 108 Hefeng street, Yonghe Economic Zone, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Patentee after: GUANGZHOU ZHONGBO BRAKE SYSTEM Co.,Ltd. Address before: 510000 No.10, Hefeng 1st Street, Yonghe Economic Zone, Guangzhou Economic and Technological Development Zone, Guangzhou City, Guangdong Province Patentee before: GUANGDONG ZHONGBO AUTOMOBILE PARTS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |