CN208669898U - A kind of combined brake disc - Google Patents
A kind of combined brake disc Download PDFInfo
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- CN208669898U CN208669898U CN201821310267.0U CN201821310267U CN208669898U CN 208669898 U CN208669898 U CN 208669898U CN 201821310267 U CN201821310267 U CN 201821310267U CN 208669898 U CN208669898 U CN 208669898U
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- brake disc
- cooling fin
- friction portion
- combined brake
- hole
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Abstract
The utility model provides a kind of combined brake disc, belongs to bicycle brake technical field.It solves the problems such as existing stainless steel brake disc heat dissipation performance is bad.The utility model includes friction portion and mounting portion, friction portion inner circumferential and mounting portion periphery form an endless groove, at least two interconnecting pieces are equipped in the endless groove, the both ends of interconnecting piece are separately connected the inner circumferential in friction portion and the periphery of mounting portion, each interconnecting piece is provided at circumferentially spaced along mounting portion, endless groove is divided into multiple inlaid holes by multiple interconnecting pieces, and cooling fin is equipped in inlaid hole, and the material of cooling fin is aluminium alloy.The utility model has the advantage of the good, rapid heat dissipations of rigidity.
Description
Technical field
The utility model belongs to bicycle brake technical field, is related to the brake disc of disc brake, and in particular to a kind of combined
Brake disc.
Background technique
Traditional brake disc material is usually stainless steel, and not only quality is heavy and poor thermal conductivity for stainless steel, and bicycle is being ridden
Row during need frequently braking, a large amount of heat can be generated, these heat cannot shed in time will and generate " heat exhaustion ", cause
The oil temperature of braking effect decline, disc deformation, oily dish rises, and will cause brake failure when serious, there are security risks；In order to chase after
Light weight and heat dissipation are asked, mostly uses the lesser aluminium alloy of density now, although aluminium alloy quality is light, rigid is low, and
Fatigue Properties of Aluminum Alloy is not so good as steel, and steel can bear infinite number of cyclic load, and the fatigue limit of aluminium is close to zero,
Possible very small cyclic load can cause the destruction of aluminium alloy, however brake disc is the part being often worn out, and rigidity is not
Foot, wear-resistant strength are insufficient, can all reduce the service life of brake disc.
Utility model content
The purpose of this utility model be for drawbacks described above existing for existing brake disc, and a kind of rigidity provided it is good,
The combined brake disc of rapid heat dissipation.
The purpose of this utility model can be realized by the following technical scheme:
A kind of combined brake disc, which is characterized in that including friction portion annular in shape and the peace being arranged in friction portion
Dress portion, friction portion inner circumferential and mounting portion periphery form an endless groove, are equipped at least two interconnecting pieces in the endless groove, interconnecting piece
Both ends are separately connected the inner circumferential in friction portion and the periphery of mounting portion, and each interconnecting piece is provided at circumferentially spaced along mounting portion, multiple connections
Endless groove is divided into multiple inlaid holes by portion, and cooling fin is equipped in inlaid hole, and the material of cooling fin is aluminium alloy.Inlaid hole is by adjacent
Two interconnecting pieces and the friction portion between two interconnecting pieces, mounting portion are enclosed, by the way that aluminium alloy material is arranged in inlaid hole
The cooling fin of matter, cooling fin are connected to inlaid hole periphery and upload heat conduction amount, carry out rapid cooling using aluminium alloy physical property, can
To improve the heat dissipation performance of entire brake disc, and aluminium alloy quality is light, to the weight very little of entire brake disc.
In a kind of above-mentioned combined brake disc, the circumferential direction of the cooling fin is connected with the circumferential direction of inlaid hole.It dissipates
Backing connects the circumferential direction of inlaid hole, i.e. cooling fin connects friction portion, interconnecting piece and mounting portion simultaneously, and each portion of brake disc is made to be connected
Monolithic construction is formed, also improves the intensity and rigidity of brake disc while improving heat dissipation performance.
In a kind of above-mentioned combined brake disc, the groove of a circle indent is offered on the inner wall of the inlaid hole,
For the peripheral edge of above-mentioned cooling fin along the groove for being embedded in corresponding inlaid hole, cooling fin has ductility, and cooling fin is made in pressure
Circumferentially can it be extended outwardly with lower its.Using the good ductility of aluminium alloy, cooling fin is made peripherally and outwardly by pressure effect
Extend, to squeeze in insertion groove, realize the installation of cooling fin, it is not only solid and reliable to squeeze the connection that embedding structure is formed, and radiate
It will form the extruding force of interaction between piece and brake disc, the effect of power can improve the intensity and rigidity of structure.
In a kind of above-mentioned combined brake disc, the cooling fin is circumferential, and circumferentially welding is connected with inlaid hole.
In a kind of above-mentioned combined brake disc, multiple interconnecting pieces weekly interval along friction portion is uniformly arranged.
In a kind of above-mentioned combined brake disc, the cooling fin is equipped with several ventilating ducts in a strip shape, leads to
Air duct length direction and brake disc rotation direction are arranged in a crossed manner, and the two sides of ventilating duct length direction have high and low fall.Cooling fin
It is divided into multiple branches with high and low fall, adjacent two branch junction forms ventilating duct, and the high and low fall of ventilating duct two sides makes
Cooling fin can contact the air of greater room range, the i.e. air of the fin section contact different layers of ventilating duct two sides, dissipate
Faster, heat dissipation performance is more preferable for thermal velocity.
In a kind of above-mentioned combined brake disc, the ventilating duct on the same cooling fin is each to divulge information at least provided with two
Road is sequentially arranged at intervals along brake disc rotation direction, and the high and low fall direction of each ventilating duct is unanimously set along brake disc rotation direction
It sets.
In a kind of above-mentioned combined brake disc, each cooling fin is equipped with multiple ventilation holes through cooling fin.It utilizes
The air flowing of ventilation hole accelerates the heat dissipation of cooling fin.
In a kind of above-mentioned combined brake disc, friction portion, mounting portion and the interconnecting piece are an integral structure.It stops
Not only rigidity is good for hull integral structure, and processing technology is simple.
In a kind of above-mentioned combined brake disc, the friction portion is equipped with multiple through the logical of friction portion thickness
Hole, multiple through-holes are provided at circumferentially spaced along friction portion, and each through-hole is respectively positioned on the friction range of the braking clamp for clamping brake disc
It is interior.
In a kind of above-mentioned combined brake disc, the interconnecting piece is in a strip shape and rotation side when working along brake disc
To inclination, the tilt angle of each interconnecting piece is consistent.
In a kind of above-mentioned combined brake disc, the friction portion periphery is equipped with multiple notches or step.
Compared with prior art, the utility model improves brake disc by the way that aluminum alloy heat sink is arranged in inlaid hole
Heat dissipation performance；Cooling fin is circumferential to be circumferentially connected with inlaid hole, so that each portion of brake disc is connected into an entirety, substantially increases
The rigidity and intensity of brake disc；Cooling fin can use its ductility and squeeze insertion groove, and it is firm to install, and assembly technology is simple, together
When extruding force be conducive to improve brake disc integral rigidity；Ventilating duct or ventilation hole are opened up on cooling fin, accelerate heat dissipation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram for removing the brake disc of cooling fin.
In figure, 1, friction portion；2, mounting portion；3, interconnecting piece；4, through-hole；5, inlaid hole；6, cooling fin；7, ventilating duct.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, a kind of combined brake disc provided by the utility model, including friction portion 1 annular in shape,
Mounting portion 2 in friction portion 1 is set and connects multiple interconnecting pieces 3 of 1 inner circumferential of friction portion and 2 periphery of mounting portion, friction portion 1
It is arranged concentrically with mounting portion 2, friction portion 1, mounting portion 2 and interconnecting piece 3 are an integral structure.
Friction portion 1 is equipped with multiple through-holes 4 through 1 thickness of friction portion, and multiple through-holes 4 are set along friction portion 1 is circumferentially-spaced
It sets, through-hole 4 is located within the scope of the friction of the braking clamp for clamping brake disc, rotation direction when through-hole 4 works along brake disc
Inclination.The effect of through-hole 4 is the total quality for mitigating brake disc, increases frictional force and take out stains: being stopped because braking clamp clamps
During hull, when friction plate thereon passes through through-hole 4, due to the effect of grip force, friction plate can partially imbed through-hole 4
Interior, with the rotation of brake disc, the edge of through-hole 4 can generate scraping effect to friction plate, not only increase friction brake force, and
Dirt on friction plate can be scraped, dirt is fallen into through-hole 4, and is fallen with brake disc rotation.1 periphery of friction portion is equipped with multiple intervals
The notch or step being uniformly arranged, the effect of notch or step act on identical with above-mentioned through-hole 4.
The weekly interval along friction portion 1 of interconnecting piece 3 is uniformly arranged, and interconnecting piece 3 is in a strip shape and rotation when working along brake disc
Direction inclination, the tilt angle of each interconnecting piece 3 are consistent.Inclined effect is in the brake disc course of work, and interconnecting piece 3 can be right
Friction portion 1 generate one with direction suffered in friction portion 1 is similar makes 1 stress equalization of friction portion against power, increase
The overall structural strength of brake disc, is unlikely to deform brake disc, improves service life.
1 inner circumferential of friction portion and 2 periphery of mounting portion are enclosed an endless groove, and multiple interconnecting pieces 3 are arranged in endless groove, and
Endless groove equidistant interval is divided into multiple inlaid holes 5, inlaid hole 5 is in closed loop configuration, and inlaid hole 5 is by adjacent two interconnecting piece 3 and position
Friction portion 1,2 corresponding portion of mounting portion between two interconnecting pieces 3 are enclosed, and are corresponded in inlaid hole 5 and are equipped with cooling fin
6, the material of cooling fin 6 is aluminium alloy, and along being both connected in the circumferential direction of inlaid hole 5, cooling fin 6 makes to brake 6 peripheral edge of cooling fin
Disk each section connection shape is integral, and the intensity and rigidity of brake disc are also substantially increased while improving heat dissipation performance.
6 peripheral shape of cooling fin matches with inlaid hole 5, and ventilating duct 7 can be set on cooling fin 6 to accelerate to radiate: logical
Air duct 7 is in a strip shape and length direction and brake disc rotation direction are arranged in a crossed manner, and the two sides of 7 length direction of ventilating duct have high low
Difference, one or two or more can be set in the ventilating duct 7 on the same cooling fin 6, each to divulge information when two or more is arranged
Road 7 is sequentially arranged at intervals along brake disc rotation direction, and the drop direction of each ventilating duct 7 is unanimously arranged along orientation, that is, is divulged information
Cooling fin 6 is divided into multiple branches by road 7, and each branch successively reduces or increases along the rotation direction of brake disc.
In addition to ventilating duct 7, ventilation hole may also set up on cooling fin 6, ventilation hole runs through cooling fin 6 up and down, and ventilation hole is equipped with
It is multiple and be covered with cooling fin 6.
There are many embodiments for the connection type of cooling fin 6 and inlaid hole 5, lift two following:
Embodiment one:
The groove of a circle indent is offered on the inner wall of inlaid hole 5, groove forms closure along the corresponding circumferentially extending of inlaid hole 5
Ring-type, the peripheral edge of cooling fin 6 is along being embedded in along respective slot, i.e., between corresponding two interconnecting piece 3 and two interconnecting pieces 3
Friction portion 1,2 part of mounting portion be all connected with, cover entire inlaid hole 5.
Its good ductility is utilized when cooling fin 6 is installed, i.e., it circumferentially can be to extension under pressure for cooling fin 6
It stretches, is embedded in the peripheral edge of heat dissipation plate along respective slot along crowded using the ductility.
The manufacturing method of embodiment one:
1, punching press: using stainless steel materials, by being suitble to the punching machine of configuration to stamp out brake dish structure shape as shown in Figure 2
Shape；
2, brake disc is quenched, is then flattened, make its flatness within 0.1mm, hardness is on the left side HRC40
It is right；
3, it is surface-treated: by electrophoresis or plating, forming coating in brake panel surface, improve the wearability of brake disc and resistance to
Corrosivity, coating can be layers of chrome or ceramic layer；
4, grinding: being ground brake disc by equipment for grinding, so that its roughness is reached 0.8, end is jumped
Within 0.05mm；
5, groove milling: groove is milled out on 5 inner wall of each inlaid hole on brake disc by CNC milling machine, the width of groove is
1mm or so, depth are 0.5mm or more；
6, brake disc is put into the hydraulic press of 200T, then cooling fin 6 is put into the inlaid hole 5 of brake disc, is passed through
Hydraulic press presses to cooling fin 6, squeezes the edge of cooling fin 6 in insertion groove, realization is connected and fixed.
Embodiment two:
The circumferential direction of cooling fin 6 and the circumferential welding of inlaid hole 5 are connected.
The manufacturing method of embodiment two:
1, punching press: using stainless steel materials, by being suitble to the punching machine of configuration to stamp out brake dish structure shape as shown in Figure 2
Shape；
2, brake disc is quenched, is then flattened, make its flatness within 0.1mm, hardness is on the left side HRC40
It is right；
3, it is surface-treated: by electrophoresis or plating, forming coating in brake panel surface, improve the wearability of brake disc and resistance to
Corrosivity, coating can be layers of chrome or ceramic layer；
4, grinding: being ground brake disc by equipment for grinding, so that its roughness is reached 0.8, end is jumped
Within 0.05mm；
5, it welds: cooling fin 6 is put into inlaid hole 5, and 6 periphery of cooling fin weld admittedly by welding equipment
It is fixed.
The manufacturing process of cooling fin 6:
1, using thickness in 0.8-1.0mm aluminum alloy sheet, ventilation hole or molding ventilating duct 7 are gone out on it；
2, trimming is carried out to aluminum alloy sheet using cutting equipment, forms it into the geomery to match with inlaid hole 5；
3, it is surface-treated: heat-tinting is carried out to aluminum alloy sheet.
It should be understood that in claims, specification of the utility model, all " including ... " should be understood as out
The meaning of formula is put, that is, its meaning is equal to " at least containing ... ", but should not be understood as enclosed meaning, i.e. its meaning
It should not be construed " only including ... ".
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. a kind of combined brake disc, which is characterized in that including friction portion (1) annular in shape and setting in friction portion (1)
Mounting portion (2), friction portion (1) inner circumferential and mounting portion (2) periphery form an endless groove, are equipped at least two in the endless groove and connect
Socket part (3), the both ends of interconnecting piece (3) are separately connected the inner circumferential in friction portion (1) and the periphery of mounting portion (2), each interconnecting piece (3) edge
Mounting portion (2) is provided at circumferentially spaced, and endless groove is divided into multiple inlaid holes (5) by multiple interconnecting pieces (3), is equipped in inlaid hole (5)
Cooling fin (6), the material of cooling fin (6) are aluminium alloy.
2. a kind of combined brake disc according to claim 1, which is characterized in that the circumferential direction of the cooling fin (6) with
The circumferential direction of inlaid hole (5) is connected.
3. a kind of combined brake disc according to claim 2, which is characterized in that on the inner wall of the inlaid hole (5)
The groove of a circle indent is offered, the peripheral edge of above-mentioned cooling fin (6) is along the groove for being embedded in corresponding inlaid hole (5), heat dissipation
Piece (6) has ductility, its circumferential direction can extend outwardly cooling fin (6) under pressure.
4. a kind of combined brake disc according to claim 2, which is characterized in that the cooling fin (6) is circumferential and inlays
Circumferentially welding is connected embedding hole (5).
5. a kind of combined brake disc according to claim 3 or 4, which is characterized in that multiple interconnecting pieces (3) are along friction portion
(1) interior weekly interval is uniformly arranged.
6. a kind of combined brake disc according to claim 3 or 4, which is characterized in that the cooling fin (6) is equipped with
Several ventilating ducts in a strip shape (7), ventilating duct (7) length direction and brake disc rotation direction are arranged in a crossed manner, and ventilating duct (7) is long
The two sides for spending direction have high and low fall.
7. a kind of combined brake disc according to claim 6, which is characterized in that the ventilation on the same cooling fin (6)
At least provided with two, each ventilating duct (7) is sequentially arranged at intervals along brake disc rotation direction in road (7), and the height of each ventilating duct (7) is low
Poor direction is unanimously arranged along brake disc rotation direction.
8. a kind of combined brake disc according to claim 3 or 4, which is characterized in that each cooling fin (6) is equipped with multiple
Ventilation hole through cooling fin (6).
9. a kind of combined brake disc according to claim 3 or 4, which is characterized in that the friction portion (1), installation
Portion (2) and interconnecting piece (3) are an integral structure.
10. a kind of combined brake disc according to claim 3 or 4, which is characterized in that set in the friction portion (1)
There are multiple through-holes (4) through friction portion (1) thickness, multiple through-holes (4) are provided at circumferentially spaced along friction portion (1), each through-hole (4)
It is respectively positioned within the scope of the friction of the braking clamp for clamping brake disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821310267.0U CN208669898U (en) | 2018-08-15 | 2018-08-15 | A kind of combined brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821310267.0U CN208669898U (en) | 2018-08-15 | 2018-08-15 | A kind of combined brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669898U true CN208669898U (en) | 2019-03-29 |
Family
ID=65836349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821310267.0U Active CN208669898U (en) | 2018-08-15 | 2018-08-15 | A kind of combined brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895097A (en) * | 2018-08-15 | 2018-11-27 | 兰溪市捷克运动器材制造有限公司 | A kind of combined brake disc and its manufacturing method |
-
2018
- 2018-08-15 CN CN201821310267.0U patent/CN208669898U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108895097A (en) * | 2018-08-15 | 2018-11-27 | 兰溪市捷克运动器材制造有限公司 | A kind of combined brake disc and its manufacturing method |
| CN108895097B (en) * | 2018-08-15 | 2024-01-12 | 兰溪市捷克运动器材制造有限公司 | Combined brake disc and manufacturing method thereof |
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