CN209370325U - A kind of friction plate applying to heavy-duty loader brake - Google Patents
A kind of friction plate applying to heavy-duty loader brake Download PDFInfo
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- CN209370325U CN209370325U CN201920000987.5U CN201920000987U CN209370325U CN 209370325 U CN209370325 U CN 209370325U CN 201920000987 U CN201920000987 U CN 201920000987U CN 209370325 U CN209370325 U CN 209370325U
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Abstract
The utility model relates to a kind of friction plates for applying to heavy-duty loader brake, affiliated friction plate technical field, including drive shaft, drive shaft front end, which is equipped with, limits the hub unit being fixedly connected with drive shaft phase spline circlip, hub unit is equipped with the friction catch component being connected and fixed with hub unit phase inlaid type, and friction catch component is equipped with and the mutually movable brake touched of friction catch component.Friction catch component includes pairing steel sheet, and pairing steel sheet two sides, which are equipped with, mutually limits nested copper-base friction plate with hub unit.Copper-base friction plate includes matrix steel disc, and matrix steel disc both ends of the surface are equipped with copper-based frictional layer, and copper-based frictional layer is equipped with arc groove.Have the characteristics that compact-sized, thermal conductivity is good, stable friction factor, wear-resistant, fine heat-resisting performance and service life are long, solves the problems, such as to stablize persistently progress friction catch under high speed, severe duty.Service life is improved, guarantees insensitivity and safety.
Description
Technical field
The utility model relates to friction plate technical fields, and in particular to a kind of friction for applying to heavy-duty loader brake
Piece.
Background technique
Development with equipment such as engineering truck, bullet train, military special type vehicles to high speed, overload direction, Yi Jichuan
Miniaturization, the lightweight of dynamic apparatus structure, cause the specific power density on friction material to sharply increase.
Simultaneously because the continuous development of building, electric power, engineering machinery, the application of loading machine and demand are also constantly increasing,
There are the shadow of loading machine in the balk cargo operating condition of the occasions such as harbour, construction site, sandstone factory, lumber yard, there, really, load
Machine is a main force in developing China.Existing domestic friction plate in actual use, still remains frictional behaviour
Unstable, the problems such as wear rate is high low with heat resistance, seriously constrain the performance of the excellent mobility of mechanical system.Especially
Under the heavy duty of harbour field, high-energy load condition, the secondary stability that rubs more seems important.Therefore, it develops and is driven
System or braking system match, long service life, the Novel friction plate of high reliablity and friction pair seem it is very urgent and
It is necessary.Copper based powder metallurgy friction material is to add lubricant component and friction component using copper alloy as matrix, pass through powder metallurgy
Powdered metallurgical material made of method preparation.Since copper has high-termal conductivity and good wearability, copper base friction material tool
There is the features such as good thermal conductivity, stable friction factor, wear-resistant, fine heat-resisting performance；Compared with iron-based material, have and mating plate
Low advantage is worn, there is very high wearability and corrosion resistance especially under the operating condition of wet type.
Chinese patent 200920207215.5, a kind of disclosed friction plate include cricoid friction plate, the friction plate
Fin is distributed in the rubbing surface that fin or the friction plate are distributed on two rubbing surfaces, on another face of the friction plate
Oil storage pit is distributed with.The wearability and thermal diffusivity of this mechanism are relatively poor, while service life is shorter, and maintenance cost is high.
The features such as High Speed Train in China brake lining relies primarily on import at present, and that there are coefficient of frictions is low for state's inner brake block material, and wear rate is high, no
It can well adapt to the growth requirement of High Speed Train in China.Country is suitable to the friction material being applied under high speed, severe duty
Pay attention to, it will be that development prospect is quite optimistic which, which succeeds in developing,.
Summary of the invention
The utility model mainly solve to exist in the prior art friction catch performance is unstable, wearability not persistently, heat dissipation
Property weak and replacement it is frequent insufficient, provide a kind of friction plate for applying to heavy-duty loader brake, it is compact-sized, thermally conductive
Property the long feature of good, stable friction factor, wear-resistant, fine heat-resisting performance and service life, solve in high speed, severe duty
Lower stabilization persistently carries out the problem of friction catch.Service life is improved, guarantees insensitivity and safety.It avoids the occurrence of and rubs
The phenomenon that wiping clutch failure mode occurs.
Above technical problems of the utility model are mainly solved by the following technical scheme:
A kind of friction plate applying to heavy-duty loader brake, including drive shaft, the drive shaft front end be equipped with
Drive shaft phase spline circlip limits the hub unit being fixedly connected, and the hub unit is equipped with and hub unit phase inlay card
The friction catch component that formula is connected and fixed, the friction catch component are equipped with and friction catch component is mutually movable touches
Brake.The friction catch component includes pairing steel sheet, and the pairing steel sheet two sides are equipped with mutually to be limited with hub unit
The nested copper-base friction plate in position.The copper-base friction plate includes matrix steel disc, and the matrix steel disc both ends of the surface are equipped with copper
Base frictional layer, the copper-based frictional layer are equipped with arc groove.
Preferably, the brake includes braking shell, the braking shell left and right ends are equipped with brake
Connecting rod, the braking shell is interior to be equipped with several disc springs in mirror symmetry distribution, the disc spring outer end face and system of braking
It is dynamic that connecting rod is mutually movable is fitted and connected, the disc spring inner face equipped with and the mutually movable friction system touched of copper-based frictional layer
Movable plate.
Preferably, the copper-base friction plate outer circle is equipped with the heat dissipating ring being bonded with pairing steel sheet phase riveted.
Preferably, the pairing steel sheet is equipped with several flanges connecting with heat dissipating ring phase riveted.
When pairing steel sheet and heat dissipating ring riveted, is connected using upper and lower riveted, improve the distribution of force of riveted, reduce
Riveted stress deformation.Improve the precision and riveted intensity of product.
Preferably, the arc groove is by up time slot and inverse time slot phase composition.
Preferably, the arc radius of the up time slot and inverse time slot be 110~120mm, this circular arc with diameter 195~
Centering is uniformly distributed in arc-shaped on the basic circle of 205mm, 0.8~1mm of groove width of the up time slot and inverse time slot, groove depth
The arc groove of 0.3~0.5mm, up time slot and inverse time slot two-way each several are uniformly distributed.
The bi-directional design of up time slot and inverse time slot is used by arc groove, increases friction area as much as possible in this way, easily
Conducive to chip removal, guarantee the validity of braking, and lubricating condition can be improved, to reduce oil temperature, allow it is oily can smooth circulation and lubrication,
Chip removal and heat spreading function are played, to improve the service life and high-temperature capability of product.
The utility model can reach following effect:
The utility model provides a kind of friction plate for applying to heavy-duty loader brake, compared with prior art,
Have the characteristics that compact-sized, thermal conductivity is good, stable friction factor, wear-resistant, fine heat-resisting performance and service life are long, solves
Stablize the problem of persistently carrying out friction catch under high speed, severe duty.Improve service life, guarantee insensitivity and
Safety.The phenomenon that avoiding the occurrence of friction clutch failure mode appearance.It uses to play with pairing steel sheet pairing and wears low advantage,
There is very high wearability and corrosion resistance especially under the operating condition of wet type.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the friction catch component in the utility model.
Fig. 3 is the structural schematic diagram of the copper-base friction plate in the utility model.
Fig. 4 is the structural schematic diagram of the pairing steel sheet in the utility model.
Fig. 5 is the structural schematic diagram of the brake in the utility model.
In figure: drive shaft 1, hub unit 2, friction catch component 3, brake 4, copper-base friction plate 5, heat dissipating ring 6, antithesis
Steel disc 7, matrix steel disc 8, copper-based frictional layer 9, arc groove 10, flange 11, brake connecting rod 12, disc spring 13, friction catch
Plate 14 brakes shell 15, up time slot 16, inverse time slot 17.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: as Figure 1-Figure 5, a kind of friction plate applying to heavy-duty loader brake, including drive shaft 1,
1 front end of drive shaft, which is equipped with, limits the hub unit 2 that is fixedly connected with 1 phase spline circlip of drive shaft, hub unit 2 be equipped with
The friction catch component 3 that 2 phase inlaid type of hub unit is connected and fixed, friction catch component 3 are equipped with and 3 phase of friction catch component
The movable brake 4 touched.
Friction catch component 3 includes pairing steel sheet 7, and 7 two sides of pairing steel sheet are equipped with nested with hub unit 2 phase limit
Copper-base friction plate 5.5 outer circle of copper-base friction plate is equipped with the heat dissipating ring 6 being bonded with 7 phase riveted of pairing steel sheet.It is set on pairing steel sheet 7
There are 6 flanges 11 connecting with 6 phase riveted of heat dissipating ring.Copper-base friction plate 5 includes matrix steel disc 8, and 8 both ends of the surface of matrix steel disc are equal
Equipped with copper-based frictional layer 9, copper-based frictional layer 9 is equipped with arc groove 10.Arc groove 10 is by 17 phase of up time slot 16 and inverse time slot
Composition.The arc radius of up time slot 16 and inverse time slot 17 is 115mm, this circular arc is with centering on the basic circle of diameter 200mm in circle
Arcuation is uniformly distributed, the groove width 0.8mm of up time slot 16 and inverse time slot 17, groove depth 0.4mm, the arc groove of up time slot and inverse time slot
Two-way each several are uniformly distributed.
The copper-based frictional layer 9 of the product needs under the technique that matrix steel disc 8 has carried out electroplating surface copper, according to formula and
Specific gravity carries out sprinkling process；It is sintered again and indent handles the firm connection for completing copper-based frictional layer 9 and matrix steel disc 8.?
Pre-alloyed powder is used on sintering technology to manufacture；And using the combined sintering technology that heats up and pressurize stage by stage, sintering is reduced
185 DEG C of temperature.Using copper based powder metallurgy material, wearability is good, and the service life is longer than non-asbestos material by 1/3.High temperature resistant uses temperature
Up to 225 DEG C, it ensure that the security performance of loader vehicle, reduce maintenance cost.Rubble ink is as lubricant component in,
Frictional layer is improved by multiple pressure, matrix strength, improves heavy-duty loader friction plate industrialization technology.
Brake 4 includes braking shell 15, and braking 15 left and right ends of shell are equipped with brake connecting rod 12, brake shell 15
Inside be equipped with 2 pairs of disc springs 13 in mirror symmetry distribution, 13 outer end face of disc spring with brake connecting rod 12 is mutually movable is fitted and connected,
13 inner face of disc spring is equipped with and the mutually movable friction catch plate 14 touched of copper-based frictional layer 9.
In conclusion this applies to the friction plate of heavy-duty loader brake, with compact-sized, thermal conductivity is good, friction
The long feature of coefficient stabilization, wear-resistant, fine heat-resisting performance and service life solves the stabilization under high speed, severe duty and holds
The problem of carrying out friction catch long.Service life is improved, guarantees insensitivity and safety.Friction clutch is avoided the occurrence of to beat
The phenomenon that sliding failure, occurs.With pairing steel sheet pairing using the low advantage of abrasion is played, especially have under the operating condition of wet type
Very high wearability and corrosion resistance.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned example embodiment, and
Without departing substantially from the essential characteristic of utility model, the utility model can be realized in other specific forms.Therefore nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, the scope of the utility model by
Appended claims rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes be embraced therein.It should not treat any reference in the claims as limiting related power
Benefit requires.
In short, the foregoing is merely specific embodiment of the utility model, but the structure feature of the utility model not office
It is limited to this, in the field of the utility model, made changes or modifications all cover in this reality any those skilled in the art
Among novel the scope of the patents.
Claims (6)
1. a kind of friction plate for applying to heavy-duty loader brake, including drive shaft (1), the drive shaft (1) front end is set
Have and limit the hub unit (2) being fixedly connected with drive shaft (1) phase spline circlip, it is characterised in that: the hub unit
(2) the friction catch component (3) being connected and fixed with hub unit (2) phase inlaid type, the friction catch component (3) are equipped with
It is equipped with and the mutually movable brake (4) touched of friction catch component (3)；The friction catch component (3) includes antithesis
Steel disc (7), the pairing steel sheet (7) two sides, which are equipped with, mutually limits nested copper-base friction plate (5) with hub unit (2)；Institute
The copper-base friction plate (5) stated includes matrix steel disc (8), and described matrix steel disc (8) both ends of the surface are equipped with copper-based frictional layer (9),
The copper-based frictional layer (9) is equipped with arc groove (10).
2. a kind of friction plate for applying to heavy-duty loader brake according to claim 1, it is characterised in that: described
Brake (4) includes braking shell (15), and braking shell (15) left and right ends are equipped with brake connecting rod (12), described
Braking shell (15) in equipped with it is several in mirror symmetry distribution disc springs (13), the disc spring (13) outer end face and brake
Brake connecting rod (12) is mutually movable to be fitted and connected, and the disc spring (13) inner face is equipped with and copper-based frictional layer (9) mutually activity
The friction catch plate (14) that formula touches.
3. a kind of friction plate for applying to heavy-duty loader brake according to claim 1, it is characterised in that: described
Copper-base friction plate (5) outer circle is equipped with the heat dissipating ring (6) being bonded with pairing steel sheet (7) phase riveted.
4. a kind of friction plate for applying to heavy-duty loader brake according to claim 3, it is characterised in that: described
Pairing steel sheet (7) is equipped with several flanges (11) connecting with heat dissipating ring (6) phase riveted.
5. a kind of friction plate for applying to heavy-duty loader brake according to claim 1, it is characterised in that: described
Arc groove (10) is by up time slot (16) and inverse time slot (17) phase composition.
6. a kind of friction plate for applying to heavy-duty loader brake according to claim 5, it is characterised in that: described
The arc radius of up time slot (16) and inverse time slot (17) is 110~120mm, this circular arc is with fixed on the basic circle of 195~205mm of diameter
The center of circle is uniformly distributed in arc-shaped, 0.8~1mm of groove width of the up time slot (16) and inverse time slot (17), and groove depth 0.3~
The arc groove of 0.5mm, up time slot and inverse time slot two-way each several are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920000987.5U CN209370325U (en) | 2019-01-02 | 2019-01-02 | A kind of friction plate applying to heavy-duty loader brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920000987.5U CN209370325U (en) | 2019-01-02 | 2019-01-02 | A kind of friction plate applying to heavy-duty loader brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370325U true CN209370325U (en) | 2019-09-10 |
Family
ID=67828967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920000987.5U Active CN209370325U (en) | 2019-01-02 | 2019-01-02 | A kind of friction plate applying to heavy-duty loader brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370325U (en) |
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2019
- 2019-01-02 CN CN201920000987.5U patent/CN209370325U/en active Active
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