CN110185728A - Friction plate and brake apparatus - Google Patents
Friction plate and brake apparatus Download PDFInfo
- Publication number
- CN110185728A CN110185728A CN201810154807.9A CN201810154807A CN110185728A CN 110185728 A CN110185728 A CN 110185728A CN 201810154807 A CN201810154807 A CN 201810154807A CN 110185728 A CN110185728 A CN 110185728A
- Authority
- CN
- China
- Prior art keywords
- chamfering
- friction plate
- friction
- fluting
- liner
- 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.)
- Pending
Links
- 239000010425 asbestos Substances 0.000 claims abstract description 5
- 239000002783 friction material Substances 0.000 claims abstract description 5
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 150000001875 compounds Chemical group 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000040710 Chela Species 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004154 testing of material Methods 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
-
- 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
-
- 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
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D2069/005—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces having a layered structure
-
- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
-
- 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
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0078—Materials; Production methods therefor laminated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
Provide a kind of friction plate and brake apparatus, wherein, the friction plate includes backboard and the liner that is attached on first side of backboard, the liner is made of no asbestos organic type friction material, wherein, the liner has the first chamfering of front side and the second chamfering of rear side, and first chamfering has the width less than second chamfering.The beneficial effect of friction plate and brake apparatus according to the present invention includes: the noise vibration for containing post-braking system different frequency, reduces the noise incidence of specific frequency, maintains the higher frictional behaviour of liner.
Description
Technical field
The present invention relates to brake apparatus fields, and more particularly, the present invention relate to the friction plate of brake apparatus and systems
Dynamic device.
Background technique
At present due to improvement of living standard, people increasingly focus on the comfort of car, the especially table in terms of noise
It is existing.In order to improve brake noise, more and more domestic vehicle factors is using no asbestos organic type friction material, also referred to as
NAO substitutes low metal liner, and to improve noise comfort when automobile brake, but NAO liner but also brings along friction
The problems such as coefficient decline reduces frictional behaviour, therefore NAO liner with high performance causes the attention of producer gradually in recent years.
Summary of the invention
It is an object of the invention to improve or at least alleviate the problems of in the prior art；
It combines it is an object of the invention to guarantee the frictional behaviour of friction plate and brake apparatus according to Partial Feature and makes an uproar
Sound performance.
According to some aspects, a kind of friction plate for brake caliper is provided, the friction plate includes backboard and attachment
Liner on to first side of backboard, the liner are made of no asbestos organic type (NAO) friction material, the liner tool
There are the first chamfering of front side and the second chamfering of rear side, first chamfering has the width less than second chamfering.
Optionally, in above-mentioned friction plate, first chamfering is identical with the thickness of the second chamfering.
Optionally, in above-mentioned friction plate, there is fluting in the middle part of the liner.
Optionally, in above-mentioned friction plate, the fluting runs through entire liner along longitudinal direction.
Optionally, in above-mentioned friction plate, first Chamfer Edge, second Chamfer Edge and the fluting phase
It is mutually parallel.
Optionally, in above-mentioned friction plate, the distance of center line of first Chamfer Edge to the fluting is greater than institute
State the second Chamfer Edge to the fluting center line distance.
Optionally, in above-mentioned friction plate, the thickness of the thickness of the fluting and first chamfering and second chamfering
It spends identical.
Optionally, in above-mentioned friction plate, first chamfering, the thickness of the second chamfering and/or the fluting accounts for described
60% or more of lining thickness.
Optionally, in above-mentioned friction plate, the width of second chamfering than first chamfering width greatly at least
15%。
Optionally, in above-mentioned friction plate, the friction plate further includes the bloop for being attached to described backboard second side, institute
Bloop is stated with multi-layer compound structure.
Optionally, in above-mentioned friction plate, the bloop includes the internal layer with backplane, middle layer and outer layer,
The internal layer is made of machine silicone coupling material, and the middle layer is made of plating steel disc and the outer layer is by rubber material structure
At.
On the other hand, a kind of brake apparatus is provided comprising brake caliper and brake disc, the brake caliper include cloth
Set the inboard friction piece and outboard friction piece in brake disc two sides, at least one of the inboard friction piece and outboard friction piece
For the composition of the friction plate according to above-described embodiment.
Optionally, in above-mentioned brake apparatus, the inboard friction piece and outboard friction piece are arranged in described in mirror image
In brake caliper.
Optionally, in above-mentioned brake apparatus, the carbon content of the brake disc is in the range of 3.68%-3.78%.
The beneficial effect of friction plate and brake apparatus according to the present invention includes: to contain making an uproar for post-braking system different frequency
Sound vibration, reduces the noise incidence of specific frequency, maintains the higher frictional behaviour of liner.
Detailed description of the invention
Referring to attached drawing, the disclosure of the present invention will become more readily understood.Skilled addressee readily understands that: this
A little attached drawings are intended solely for illustrative purposes, and are not intended to limit the scope of protection of the present invention.In addition, similar in figure
Number is to indicate similar component, in which:
Fig. 1 and Fig. 2 respectively illustrates the front view and side view of brake apparatus according to the embodiment；
Fig. 3 and Fig. 4 respectively illustrates the perspective view of the different angle of the friction plate according to the embodiment for brake apparatus；
Fig. 5 and Fig. 6 respectively illustrates the front view and top view of inboard friction piece according to the embodiment；
Fig. 7 and Fig. 8 respectively illustrates the front view and top view of outboard friction piece according to the embodiment；
Fig. 9 shows the decomposition view of bloop according to the embodiment；And
Figure 10 shows the perspective view of frictional disk.
Specific embodiment
It is readily appreciated that, according to the technique and scheme of the present invention, in the case where not changing true spirit, the general skill of this field
Art personnel can propose the various structures mode and implementation that can be replaced mutually.Therefore, following specific embodiments and
Attached drawing is only the exemplary illustration to technical solution of the present invention, and is not to be construed as whole of the invention or is considered as to this hair
Bright technical solution defines or limits.
It mentions in the present specification or up, down, left, right, before and after, front, the back side, top, the bottom that may mention etc.
Positional terms are defined relative to each construction shown in the drawings, they are opposite concepts, and it is therefore possible to can root
Correspondingly changed according to different location locating for it, different use states.So also should not be by these or others side
Position term is construed to restricted term.
As depicted in figs. 1 and 2, brake apparatus includes brake caliper 1 and brake disc 2.Brake disc 2 includes close to brake apparatus
The inside 21 of piston and the outside 22 opposite with inside 21.Have in brake caliper 1 a pair of of friction plate with for brake disc 2
Inside 21 and outside 22 engage, to provide friction brake force.The pair of friction plate includes the inboard friction close to piston side
Piece and the outboard friction piece at clamp chela.
Fig. 3 and Fig. 4 shows the structure of inboard friction piece.Inboard friction piece 3 includes backboard 32 and is attached to backboard 32 the
Liner 33 on side, liner 33 are no asbestos organic type friction material (NAO).In some embodiments, liner 33 passes through
Viscose or other suitable modes are connected on backboard 32.In some embodiments, noise reduction is attached in the other side of backboard 32
Piece 31, bloop 31 is for example by viscose and riveting to backboard 32.Then, entire friction plate is installed by bloop 31
To 1 inside of brake caliper.In an alternative embodiment, bloop 31 and liner 33 can by it is any it is suitable in the way of be connected to backboard
32.Backboard 32 can be made of steel plate.As discussed in greater detail below, bloop 31 is made of multilayer materials.Entire inboard friction
Piece 3 is subsequently connected to the inside of brake caliper 1.
With continued reference to Fig. 5 and Fig. 6, the front view and top view of inboard friction piece are shown.Liner has the first of front side
Second chamfering 331 of chamfering 335 and rear side, the first chamfering 335 have the width less than the second chamfering 331, i.e. 4 < D1 of width D.
The front side of so-called friction plate and rear side refer to when frictional disk rotates forward (correspond to automobile front driving), on friction plate first with friction
The side of specific point contact is front side on disk, and is rear side in the rear side with specific point contact on frictional disk.In some implementations
In example, the width D 4 big at least 15% of 1 to the first chamfering 335 of width D of the second chamfering 331, i.e. D1 >=1.15D4.In some realities
It applies in example, the width D 4 of the first chamfering 335 is about 10mm, and the width of the second chamfering 331 is greater than 11.5mm, for example, about
12mm.In some embodiments, the first chamfering 335 is identical as the thickness of the second chamfering 331, that is, refers to Fig. 6, the first chamfering 335
Thickness T2 be equal to the second chamfering 331 thickness T1.In some embodiments, liner 33 has middle part fluting 333.Middle part fluting
333 can extend longitudinally, and in some embodiments, longitudinal grooved 333 extends longitudinally entire liner 33, and in other words, this is vertical
Run through entire liner 33 to fluting 333.In addition, fluting 333 can have one fixed width and thickness.In some embodiments, it slots
Width D 5 can be in 2.5mm or so.In some embodiments, 333 thickness of slotting can be equal to the first chamfering 335 and the second chamfering
331 thickness T2 and T1, such as 7mm or so.In some embodiments, first chamfering, the second chamfering and/or the fluting
Thickness accounts for 60% or more of liner overall thickness, for example, entire lining thickness can be 11mm or so, and T1, T2 and fluting 333
Thickness is 7mm or so.
In some embodiments, the edge 3351 of the first chamfering 335, the edge 3311 and fluting 333 of the second chamfering 331
It is mutually parallel.In some embodiments, the distance D3 of center line B of the edge 3351 of the first chamfering 335 to fluting 333 is greater than
The edge 3311 of second chamfering 331 arrives the distance D2 of the center line B of fluting 333.In some embodiments, the big 1mm of D3 ratio D2 with
On.In the illustrated embodiment, liner 33 includes the first chamfering 335, front plan portion 334, centre fluting 333, side plane
Portion 332 and the second chamfering 331.
As shown in Figure 7 and Figure 8, in some embodiments, outboard friction piece according to the present invention can be in inboard friction piece
Mirror image.Specifically, liner has the first chamfering 431 of front side and the second chamfering 435 of rear side, the first chamfering 431 has small
In the width of the second chamfering 435, i.e. 1 < D4 of width D.Since outboard friction piece 4 is opposed with inboard friction piece 3, with inside
For friction plate 3 on the contrary, left side is the front side of outboard friction piece 4 in Fig. 7 and Fig. 8, right side is rear side.Due to outboard friction piece 4 with it is interior
3 mirror image of side friction plate, therefore all embodiments described above in relation to inboard friction piece 3 can also be applied to outboard friction piece 4.When
So, in an alternative embodiment, outboard friction piece 4 can have different structures from inboard friction piece 3.
As shown in figure 9, bloop 31 includes the internal layer 311 with backplane, middle layer 312 and outer layer 313, internal layer
311 are made of machine silicone coupling material, and thickness can be made of in 0.05mm or so, middle layer 312 plating steel disc, and thickness can be
0.4mm or so and outer layer 313 is made of rubber material, thickness can be in 0.15mm or so.
On the other hand, a kind of brake apparatus is provided comprising brake caliper and brake disc, the brake caliper include cloth
The friction plate in brake disc two sides, i.e. inboard friction piece and outboard friction piece are set, at least one of them is according to above-described embodiment
Friction plate.Figure 10 shows the shape of brake disc 1, and in some embodiments, the carbon content of brake disc 1 is in 3.68%-3.78%
Range in, in cloth 180~220HB of hardness, tensile strength control is being greater than 150MPa for hardness control.
The present invention uses the scheme of this system, passes through the verifying of noise universal test program SAE J2521, a variety of differences
The type of frequency noise is reduced, and especially low frequency noise substantially eliminates, and the incidence of specific high frequency noise significantly reduces, and leads to
The durable road test of noise for crossing 20,000 kilometers, demonstrates the validity of this scheme.In addition, passing through brake friction testing of materials specification
The test of AK Master, experimental data show that the nominal coefficient of friction of this scheme is 0.38, maintain the frictional property of high levels
Energy.
Compared with prior art, the beneficial effect comprise that by the asymmetric chamfering in interior outside friction plate two sides and
Middle part fluting using combined type bloop and cooperates the assembled scheme of high-carbon material brake disc, has not only contained post-braking system
The noise vibration of different frequency, and the noise incidence of specific frequency is reduced, while also maintaining the higher of liner and rubbing
Performance is wiped, application of the high-performance NAO liner on vehicle is made to obtain preferable comfort.
Specific embodiment described above only for more clearly describing the principle of the present invention, wherein be clearly shown or
It describes all parts and is easier to understand the principle of the present invention.Without departing from the scope of the invention, this field
Technical staff can easily the present invention be carry out various modifications or be changed.Therefore it should be understood that these modifications or variation
It should be included within scope of patent protection of the invention.
Claims (14)
1. a kind of friction plate for brake caliper, the friction plate includes backboard and the lining that is attached on first side of backboard
Piece, the liner are made of no asbestos organic type friction material, which is characterized in that the liner has the first chamfering of front side
With the second chamfering of rear side, first chamfering has the width less than second chamfering.
2. friction plate according to claim 1, which is characterized in that first chamfering is identical with the thickness of the second chamfering.
3. friction plate according to claim 1 or 2, which is characterized in that have fluting in the middle part of the liner.
4. friction plate according to claim 3, which is characterized in that the fluting runs through entire liner along longitudinal direction.
5. friction plate according to claim 3, which is characterized in that first Chamfer Edge, second Chamfer Edge
And the fluting is parallel to each other.
6. friction plate according to claim 5, which is characterized in that the center line of first Chamfer Edge to the fluting
Distance be greater than center line of second Chamfer Edge to the fluting distance.
7. friction plate according to claim 3, which is characterized in that the thickness of the fluting and first chamfering and described
The thickness of second chamfering is identical.
8. friction plate according to claim 3, which is characterized in that first chamfering, the second chamfering and/or the fluting
Thickness account for 60% or more of the lining thickness.
9. friction plate according to claim 3, which is characterized in that the width of second chamfering is than first chamfering
Width greatly at least 15%.
10. friction plate according to claim 1, which is characterized in that the friction plate further includes being attached to the backboard
The bloop of two sides, the bloop have multi-layer compound structure.
11. friction plate according to claim 10, which is characterized in that the bloop includes the internal layer with backplane,
Middle layer and outer layer, the internal layer are made of machine silicone coupling material, and the middle layer is made of and described outer plating steel disc
Layer is made of rubber material.
12. a kind of brake apparatus comprising brake caliper and brake disc, the brake caliper include being arranged in brake disc two sides
Inboard friction piece and outboard friction piece, at least one of the inboard friction piece and outboard friction piece by according to claim 1-
Friction plate described in any one of 11 is constituted.
13. brake apparatus according to claim 12, which is characterized in that the inboard friction piece and outboard friction piece are in mirror
It is arranged in the brake caliper to picture.
14. brake apparatus according to claim 12, which is characterized in that the carbon content of the brake disc is in 3.68%-
In 3.78% range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154807.9A CN110185728A (en) | 2018-02-23 | 2018-02-23 | Friction plate and brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154807.9A CN110185728A (en) | 2018-02-23 | 2018-02-23 | Friction plate and brake apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110185728A true CN110185728A (en) | 2019-08-30 |
Family
ID=67713487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810154807.9A Pending CN110185728A (en) | 2018-02-23 | 2018-02-23 | Friction plate and brake apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110185728A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263694A (en) * | 2021-12-30 | 2022-04-01 | 华晨鑫源重庆汽车有限公司 | Friction plate structure for improving slippage of silencing plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110290599A1 (en) * | 2009-01-27 | 2011-12-01 | Lucas Automotive Gmbh | Brake Lining Assembly |
| CN103453056A (en) * | 2013-09-10 | 2013-12-18 | 东风汽车公司 | Friction sheet structure for improving brake noise |
| CN204267568U (en) * | 2014-12-04 | 2015-04-15 | 安徽江淮汽车股份有限公司 | The brake pad of braking system and braking system |
| CN204961651U (en) * | 2015-08-27 | 2016-01-13 | 上汽通用汽车有限公司 | Friction plate |
| WO2016125892A1 (en) * | 2015-02-06 | 2016-08-11 | 日本ブレーキ工業株式会社 | Friction material and friction member |
| CN208595181U (en) * | 2018-02-23 | 2019-03-12 | 蔚来汽车有限公司 | Friction plate and brake apparatus |
-
2018
- 2018-02-23 CN CN201810154807.9A patent/CN110185728A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110290599A1 (en) * | 2009-01-27 | 2011-12-01 | Lucas Automotive Gmbh | Brake Lining Assembly |
| CN103453056A (en) * | 2013-09-10 | 2013-12-18 | 东风汽车公司 | Friction sheet structure for improving brake noise |
| CN204267568U (en) * | 2014-12-04 | 2015-04-15 | 安徽江淮汽车股份有限公司 | The brake pad of braking system and braking system |
| WO2016125892A1 (en) * | 2015-02-06 | 2016-08-11 | 日本ブレーキ工業株式会社 | Friction material and friction member |
| CN204961651U (en) * | 2015-08-27 | 2016-01-13 | 上汽通用汽车有限公司 | Friction plate |
| CN208595181U (en) * | 2018-02-23 | 2019-03-12 | 蔚来汽车有限公司 | Friction plate and brake apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263694A (en) * | 2021-12-30 | 2022-04-01 | 华晨鑫源重庆汽车有限公司 | Friction plate structure for improving slippage of silencing plate |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200807 Address after: Susong Road West and Shenzhen Road North, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Weilai (Anhui) Holding Co.,Ltd. Address before: China Hong Kong Applicant before: NIO NEXTEV Ltd. |
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Application publication date: 20190830 |