CN206017498U - Bimetallic brake disc - Google Patents
Bimetallic brake disc Download PDFInfo
- Publication number
- CN206017498U CN206017498U CN201620929091.1U CN201620929091U CN206017498U CN 206017498 U CN206017498 U CN 206017498U CN 201620929091 U CN201620929091 U CN 201620929091U CN 206017498 U CN206017498 U CN 206017498U
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- CN
- China
- Prior art keywords
- radiating piece
- friction plates
- brake disc
- radiating
- guide vane
- 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
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Abstract
This utility model is related to a kind of bimetallic brake disc, including two friction plates, and leaves airspace between two friction plates；One group of guide vane is additionally provided between two friction plates, and airspace is separated into one group of vented cavity by guide vane；Also include the reinforcement that radiates；Radiating reinforcement includes one group of first radiating piece and the second radiating piece at two friction plate inner annular edges for being located at ventilation intracavity respectively；First radiating piece is affixed with guide vane and two friction plates or cast connected, and the inner annular edge of the second radiating piece and two friction plates is affixed or cast connected respectively；Second radiating piece has one group of through hole respectively with the connection of corresponding vented cavity.This utility model brake disc retains all advantages of existing hollow ventilating retarding disk, and because of its unique design, long service life, good heat dissipation are lightweight, and mechanical performance is high.
Description
Technical field
This utility model is related to a kind of bimetallic brake disc, and especially a kind of ventilating retarding disk, belongs to automotive brake
Technical field.
Background technology
According to the applicant understood, automobile has become the indispensable important tool of modern humans' activity, while auto industry
It has been manufacturing important component part.Brakes is one of important composition of automobile, can guarantee that automobile normally travel and
Parked, direct relation the life security of traffic safety and personnel.Key component of the brake disc as brake system of car, its quality
Just, performance quality, decides the quality of brake system of car, also determines the safety of automobile and the life support of personnel.
Brake disc is broadly divided into solid construction, hollow-core construction, three kinds of hollow hole structure according to its planform, wherein,
Preferably, next to that hollow-core construction, solid construction is worst for the performance of hollow hole structure.Although the performance of hollow-core construction is better than
Solid construction, but its frictional heat for producing in use causes brake disc temperature to raise, and height is formed at the outer edge of brake disc
Warm spot；With the increase and the circulation that colds and heat succeed each other of use time, brake disc can be cracked, and affect the service life of brake disc
And safety；Further, since the heating of brake disc can also cause vehicle, in braking, thermal shock occurs quiver, so as to reduce the behaviour of automobile
Vertical property.
Existing brake disc is mostly manufactured using casting pig, because casting pig is in addition to possessing good manufacturing property, its
Coefficient of friction is highly suitable for manufacturing brake disc.But, casting pig is a kind of brittle metal material, and proportion is larger, in order to pacify
Complete and prolongation use time, engineer are more guarded in design, are caused used brake disc at present more thick and heavy, are increased automobile
Deadweight, cause the increase of oil consumption, loading capacity to reduce, increase the discharge of harmful gass, be unfavorable for environmental conservation.
Find through retrieval, Patent No. 200920021160.9, Authorization Notice No. is CN201386749Y, entitled《Double
Metal disc brake》Chinese utility model patent, its brake disc points three layers, middle level is carbon steel layer, the both sides edge of carbon steel layer
It is cast with casting pig layer.After the casting pig layer of both sides weares and teares, it is thus only necessary to change the casting pig layer of abrasion, again the new ash of castingin
Cast iron layer, carbon steel layer can be reused, and melt down without the need for overall.
Application No. 201510136412.2, application publication number is CN104947030A, entitled《For manufacturing brake disc
Method and brake disc》Chinese invention patent application, there is its brake disc the circular base be made up of casting pig, matrix to have
Circular outer braking periphery；Matrix has two shrouding discs, has been provided with rib, so as to form ventilating retarding disk between two shrouding discs.
However, the prior art with above-mentioned two pieces patent as representative does not provide the technology handss for mitigating brake disc weight
Section, it would be highly desirable to develop.
Utility model content
This utility model purpose is：For the problem that above-mentioned prior art is present, the problem of prior art presence is overcome,
There is provided a kind of bimetallic brake disc, excellent radiation performance and lightweight.
In order to reach object above, the technical solution of the utility model is as follows：
A kind of bimetallic brake disc, including two friction plates respectively in a ring and with inner annular edge and outer shroud edge；Its
Be characterized in that, two friction plates are fixedly connected, two friction plates are parallel to each other and coaxially arranged, and it is empty that ventilation is left between two friction plates
Between；One group of guide vane is additionally provided between two friction plates, and airspace is separated into one group of vented cavity by the guide vane；Also wrap
Include radiating reinforcement；Two friction plates are made up of the first metal or alloy respectively, the radiating reinforcement by second metal or
Alloy is made, and the density of the first metal or alloy is more than the density of second metal or alloy；The radiating reinforcement includes
One group of first radiating piece and the second radiating piece at two friction plate inner annular edges for being located at ventilation intracavity respectively；Described
First radiating piece is affixed with guide vane and two friction plates or cast connected, the internal ring of second radiating piece and two friction plates
Edge is affixed or cast connected respectively；Second radiating piece has one group of through hole respectively with the connection of corresponding vented cavity.
The structure employs radiating reinforcement, i.e., the ventilation intracavity between two friction plates adds the first radiating piece, and
The second radiating piece is added at two friction plate inner annular edges, and the second radiating piece also has the through hole connected with vented cavity, so i.e.
Heat dispersion can be strengthened, it is fast that the amount of heat for making brake disc be produced by friction plate friction in braking can be transferred through radiating reinforcement
Speed sheds, and prevents brake disc own temperature from acutely raising, and can make brake disc temperature all the time less than 300 DEG C, so as to avoid Yin Wen
Spend adverse effect (such as focus, fire check, the service life that reduces, reduction braking effect etc.) caused by height.Simultaneously as dissipating
The density of hot reinforcement is less than friction plate, existing with same size (including all sizes such as overall dimensions, ventilation chamber sizes)
Brake disc is compared, and can mitigate significantly the weight of brake disc, and highest can mitigate more than 50% weight, beneficial to raising carload
Amount, beneficial to energy-saving and emission-reduction.
This utility model can also adopt following preferred version：
Preferably, first radiating piece includes being affixed with corresponding guide vane respectively or cast two first connected sides
Wall and it is affixed with corresponding friction plate respectively or cast two connected second sidewalls；The first side wall and adjacent second sidewall
Seamless connected；First radiating piece is in the tubular surrounded by two the first side walls and two second sidewalls；Second radiating piece is in
Ring-type, and there is inner ring surface and outer ring surface；The outer ring surface of second radiating piece is affixed respectively with the inner annular edge of two friction plates
Or it is cast connected；The inner ring surface and outer ring surface of through hole difference second radiating piece of insertion.
The first side wall thickness of first radiating piece is at least 1.5 times of its immediate guide vane thickness, described
The second sidewall thickness of one radiating piece is at least 1.5 times of its immediate friction plate thickness.
After using the preferred version, the radiating reinforcement being made up of first, second radiating piece can play preferably radiating effect
Really；Preferably weight loss effect can also be played simultaneously.
Preferably, two friction plates are connected through one group of fixed column；The fixed column is located between two friction plates；Described first dissipates
Warmware is also included being coated and fixed and post and is affixed with fixed column or cast connected sub- radiating piece；The sub- radiating piece and first
The first side wall of radiating piece and/or second sidewall are seamless connected.
After using the preferred version, preferably radiating effect can be further functioned as.
Preferably, two friction plates are located at each side for divulging information intracavity and are respectively equipped with one group of projection, and the projection is dissipated with first
Warmware is chimeric or cast connected；The guide vane have one group of breach, first radiating piece chimeric with breach or through cast
Make connected.
The raised round platform in inverted cone；The bearing of trend of the breach is axially in parallel with brake disc, the breach
Two ends are connected with corresponding friction plate respectively, and guide vane is divided into one group of blades by the breach.
After using the preferred version, radiating reinforcement and friction plate and guide vane can be made to form even closer combination,
The globality of brake disc can further be strengthened.
Preferably, two friction plates are made up of grey cast-iron respectively, and the radiating reinforcement is made up of ZL205A aluminium alloys.
After using the preferred version, as ZL205A aluminium alloy capabilities are excellent, with good heat conductivity, and density is only
The 1/2.7 of grey cast-iron, so can achieve more excellent heat dispersion, and realizes lower brake disc weight；Meanwhile, both
Maintain the service behaviour that existing grey cast-iron brake disc has, improve intensity and toughness again so that its safety, can
It is improved by property.
Preferably, inner annular edge of the one end of the guide vane near two friction plates, the other end is near two friction plates
Outer shroud edge；The both sides of the guide vane are connected with corresponding friction plate respectively；
Or, two friction plates are equivalently-sized, and the inner annular edge of two friction plates collectively forms the inner cylinder face of friction plate, and two rub
The outer shroud edge of pad collectively forms the external cylindrical surface of friction plate；
Or, first radiating piece is corresponded with vented cavity, and the through hole of second radiating piece is with vented cavity one by one
Corresponding；
Or, first radiating piece is connected with the second radiating piece near the end of two friction plate inner annular edges；
Or, the fixed column is cylinder；
Or, the guide vane is curvilinear.
After using this utility model, radiating reinforcement effectively can strengthen heat dispersion, make brake disc in braking by rubbing
The amount of heat that piece friction is produced can be transferred through radiating reinforcement and shed rapidly, prevent brake disc own temperature from acutely raising, from
And avoid because of the too high caused adverse effect of temperature.Meanwhile, compared with the existing brake disc of same size, highest can mitigate 50%
Above weight, beneficial to improve carload lot, beneficial to energy-saving and emission-reduction, and this for hybrid power, pure electric vehicle more
Important.
Description of the drawings
Below in conjunction with the accompanying drawings this utility model is further described.
General illustrations of the Fig. 1 for this utility model embodiment.
Fig. 2 is the structural representation of radiating reinforcement in Fig. 1 embodiments.
Fig. 3 is the schematic perspective view of hub in Fig. 1 embodiments.(part with two friction plates and guide vane composition is as disk
Core)
Fig. 4 to Fig. 6 respectively front view of Fig. 3, top view, upward view.
Side views of the Fig. 7 for Fig. 3.
A-A sectional views of the Fig. 8 for Fig. 7.
B-B sectional views of the Fig. 9 for Fig. 7.
Specific embodiment
Embodiment
As shown in Figures 1 to 9, the bimetallic brake disc of the present embodiment, including respectively in a ring and have inner annular edge and
Two friction plates 11,12 at outer shroud edge；Two friction plates 11,12 are fixedly connected, and two friction plates 11,12 are parallel to each other and coaxial cloth
Put, and airspace is left between two friction plates 11,12；One group of guide vane 13, water conservancy diversion are additionally provided between two friction plates 11,12
Airspace is separated into one group of vented cavity 14 by blade 13；Also include the reinforcement 15 that radiates.Two friction plates 11,12 are respectively by first
Plant metal or alloy to make, radiating reinforcement 15 is made up of second metal or alloy, and the density of the first metal or alloy is big
Density in second metal or alloy.In the present embodiment, two friction plates 11,12 are made up of grey cast-iron respectively, and radiating is strengthened
Part 15 is made up of ZL205A aluminium alloys.
Radiating reinforcement 15 includes one group of first radiating piece 16 being located in vented cavity 14 respectively and is located at two friction plates
11st, the second radiating piece 17 at 12 inner annular edges；First radiating piece 16 is affixed with guide vane 13 and friction plate 11,12 or through casting
Make connected, the inner annular edge of the second radiating piece 17 and two friction plates 11,12 is affixed respectively or cast is connected；Second radiating piece 17
There is one group of through hole 18 respectively with the connection of corresponding vented cavity 14.
First radiating piece 16 includes being affixed with corresponding guide vane 13 respectively or cast two connected the first side walls 19, with
And be affixed with corresponding friction plate respectively or cast two connected second sidewalls 20；The first side wall 19 and adjacent second sidewall 20
Seamless connected；First radiating piece 16 is in the tubular surrounded by two the first side walls 19 and two second sidewalls 20；Second radiating piece 17 is in
Ring-type, and there is inner ring surface and outer ring surface；The inner annular edge difference phase of the outer ring surface of the second radiating piece 17 and two friction plates 11,12
Patch is cast connected；The inner ring surface and outer ring surface of second radiating piece of the difference insertion of through hole 18 17.
19 thickness of the first side wall of the first radiating piece 16 is at least 1.5 times of 13 thickness of its immediate guide vane, first
20 thickness of second sidewall of radiating piece 16 is at least 1.5 times of its immediate friction plate thickness.
Two friction plates 11,12 are connected through one group of fixed column 21；Fixed column 21 is located between two friction plates 11,12；First dissipates
Warmware 16 is also included being coated and fixed and post 21 and is affixed with fixed column 21 or cast connected sub- radiating piece 22；Sub- radiating piece 22
Seamless with the first side wall 19 of the first radiating piece 16 and/or second sidewall 20 connected.
The side that two friction plates 11,12 are located in each vented cavity 14 is respectively equipped with one group of projection 23, and raised 23 and first dissipate
Warmware 16 is chimeric or cast connected；Guide vane 13 has one group of breach 24, and the first radiating piece 16 is chimeric with breach 24 or passes through
Casting is connected.
Raised 23 round platforms in inverted cone；The bearing of trend of breach 24 is axially in parallel with brake disc, the two ends point of breach 24
Do not connect with corresponding friction plate, guide vane 13 is divided into one group of blades by breach 24.
Inner annular edge of the one end of guide vane 13 near two friction plates 11,12, the other end is near two friction plates 11,12
Outer shroud edge；The both sides of guide vane 13 are connected with corresponding friction plate respectively；Two friction plates 11,12 are equivalently-sized, two friction plates
11st, 12 inner annular edge collectively forms the inner cylinder face of friction plate, and the outer shroud edge of two friction plates 11,12 collectively forms friction plate
External cylindrical surface.
First radiating piece 16 is corresponded with vented cavity 14,14 1 a pair of through hole 18 and the vented cavity of the second radiating piece 17
Should；First radiating piece 16 is connected near two friction plates 11, the end of 12 inner annular edges and the second radiating piece 17；Fixed column 21 is circle
Post；Guide vane 13 is curvilinear.
The manufacture process of the present embodiment bimetallic brake disc is as follows：
The first step, the part constituted with two friction plates 11,12 and guide vane 13 are as hub；By shell-molded side
Formula, casts out hub foundry goods with the first metal or alloy；Carry out Shot Blasting, and carry out polish obtaining disk to hub foundry goods
Core；
Second step, by the not cast regional seal of hub；Hub is put in air injection machine, and is put into melted
The liquid of two kinds of metal or alloy, after protective agent, is cast；Casting condition is：Admission pressure is 0.2-0.8MPa, protects
The pressure time is 60-180s；The bimetallic brake disc that by radiating reinforcement 15 and hub be composited is obtained final product afterwards；
3rd step, bimetallic brake disc is carried out after heat treatment and machining successively, obtain final product bimetallic brake disc finished product；
Wherein, heat treatment is carried out by ZL205A cast aluminium alloy golds T5 specification, and after heat treatment, the tensile strength of aluminium alloy part is reachable
More than 500Mpa, is at least 2 times of existing disc material HT250；Lathe, drilling machine can be adopted during machining or other are corresponding
Equipment, obtains the bimetallic brake disc for meeting drawing and actual operation requirements with this.
The present embodiment bimetallic brake disc had both improved the radiating condition of disk type brake element, significantly reduced weight again,
The mechanical strength of brake disc is also improved, life-span and safety, reliability is used for highly beneficial.
The present embodiment bimetallic brake disc retains all advantages of existing hollow ventilating retarding disk, and sets because of its uniqueness
Meter, long service life, good heat dissipation are lightweight, and mechanical performance is high.
It should be noted that the part that is connected with outside wheel of this utility model brake disc directly using existing structure i.e.
Can, this utility model is repeated no more.For example, the inner ring surface in radiating reinforcement directly casts out mounting disc, will be installed with bolt
Disk is connected with outside wheel.And for example, fixed column is made open tubular column, and carries female thread, with bolt through fixed column with outer
Portion's wheel is connected.
In addition to the implementation, this utility model can also have other embodiment.All employing equivalents or equivalent change
The technical scheme to be formed is changed, the protection domain of this utility model requirement is all fallen within.
Claims (8)
1. a kind of bimetallic brake disc, including two friction plates respectively in a ring and with inner annular edge and outer shroud edge；Which is special
Levying is, two friction plates are fixedly connected, and two friction plates are parallel to each other and coaxially arranged, and leaves airspace between two friction plates；
One group of guide vane is additionally provided between two friction plates, and airspace is separated into one group of vented cavity by the guide vane；Also include
Radiating reinforcement；Two friction plates are made up of the first metal or alloy respectively, and the radiating reinforcement is by second metal or conjunction
Gold is made, and the density of the first metal or alloy is more than the density of second metal or alloy；The radiating reinforcement includes one
Group is located at first radiating piece and the second radiating piece at two friction plate inner annular edges of ventilation intracavity respectively；Described
One radiating piece is affixed with guide vane and two friction plates or cast connected, the internal ring side of second radiating piece and two friction plates
Edge is affixed or cast connected respectively；Second radiating piece has one group of through hole respectively with the connection of corresponding vented cavity.
2. bimetallic brake disc according to claim 1, is characterized in that, first radiating piece includes leading with corresponding respectively
Stream blade is affixed or cast two connected the first side walls and is affixed with corresponding friction plate respectively or cast connected two the
Two side walls；The first side wall is seamless with adjacent second sidewall to be connected；First radiating piece is in by two the first side walls and two second
The tubular that side wall is surrounded；Second radiating piece is annular in shape, and there is inner ring surface and outer ring surface；The outer shroud of second radiating piece
Face is affixed respectively with the inner annular edge of two friction plates or cast connected；The through hole distinguishes the inner ring surface of the second radiating piece of insertion
And outer ring surface.
3. bimetallic brake disc according to claim 2, is characterized in that, the first side wall thickness of first radiating piece is
At least 1.5 times of its immediate guide vane thickness, the second sidewall thickness of first radiating piece is its immediate friction plate
At least 1.5 times of thickness.
4. bimetallic brake disc according to claim 2, is characterized in that, two friction plates are connected through one group of fixed column；Described
Fixed column is located between two friction plates；First radiating piece is also included being coated and fixed and post and is affixed with fixed column or cast
Connected sub- radiating piece；The first side wall and/or second sidewall of the sub- radiating piece and the first radiating piece are seamless to be connected.
5. bimetallic brake disc according to claim 1, is characterized in that, two friction plates are located at the side point of each ventilation intracavity
One group projection is not provided with, and the projection is chimeric with the first radiating piece or cast connected；The guide vane has one group of breach,
First radiating piece is chimeric with breach or cast connected.
6. bimetallic brake disc according to claim 5, is characterized in that, the raised round platform in inverted cone；Described scarce
The bearing of trend of mouth is axially in parallel with brake disc, and the two ends of the breach are connected with corresponding friction plate respectively, and the breach will be led
Stream blade is divided into one group of blades.
7. bimetallic brake disc according to claim 1, is characterized in that, two friction plates are made up of grey cast-iron respectively,
The radiating reinforcement is made up of ZL205A aluminium alloys.
8. the bimetallic brake disc according to any one of claim 1 to 7, is characterized in that, one end of the guide vane is leaned on
The inner annular edge of nearly two friction plate, the other end is near the outer shroud edge of two friction plates；The both sides of the guide vane respectively with right
Friction plate is answered to be connected；Or, two friction plates are equivalently-sized, and the inner annular edge of two friction plates collectively forms the interior cylinder of friction plate
Face, the outer shroud edge of two friction plates collectively form the external cylindrical surface of friction plate；Or, first radiating piece is with vented cavity one by one
Corresponding, the through hole of second radiating piece is corresponded with vented cavity；Or, first radiating piece is near two friction plate internal ring
The end at edge is connected with the second radiating piece；Or, the fixed column is cylinder；Or, the guide vane is curvilinear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620929091.1U CN206017498U (en) | 2016-08-23 | 2016-08-23 | Bimetallic brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620929091.1U CN206017498U (en) | 2016-08-23 | 2016-08-23 | Bimetallic brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017498U true CN206017498U (en) | 2017-03-15 |
Family
ID=58250856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620929091.1U Expired - Fee Related CN206017498U (en) | 2016-08-23 | 2016-08-23 | Bimetallic brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224412A (en) * | 2016-08-23 | 2016-12-14 | 卜基山 | Bimetallic brake disc and manufacture method thereof |
-
2016
- 2016-08-23 CN CN201620929091.1U patent/CN206017498U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224412A (en) * | 2016-08-23 | 2016-12-14 | 卜基山 | Bimetallic brake disc and manufacture method thereof |
| CN106224412B (en) * | 2016-08-23 | 2019-07-09 | 卜基山 | Bimetallic brake disc and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20190823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |