CN106151322B - Axle-mounted brake disk - Google Patents
Axle-mounted brake disk Download PDFInfo
- Publication number
- CN106151322B CN106151322B CN201610763284.9A CN201610763284A CN106151322B CN 106151322 B CN106151322 B CN 106151322B CN 201610763284 A CN201610763284 A CN 201610763284A CN 106151322 B CN106151322 B CN 106151322B
- Authority
- CN
- China
- Prior art keywords
- hub
- disk body
- sliding block
- radiating ribs
- spacer ring
- 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.)
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- 210000000614 Ribs Anatomy 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000000875 corresponding Effects 0.000 claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims abstract description 10
- 210000003205 Muscles Anatomy 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 239000010802 sludge Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002452 interceptive Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 206010011376 Crepitations Diseases 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 231100001007 hair change Toxicity 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/12—Discs; Drums for disc brakes
- F16D65/128—Discs; Drums for disc brakes characterised by means for cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/1304—Structure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D2065/13—Parts or details of discs or drums
- F16D2065/134—Connection
- F16D2065/1384—Connection to wheel hub
Abstract
The invention discloses a kind of rail traffic vehicles axle-mounted brake disks, including disk body, hub, spacer ring, sliding block, positioning key, gasket, bolt and nut, disk body includes two panels drag ring, radial direction along drag ring is from inside to outside in the radiating ribs of multi-turn arrangement and positioned at drag ring inner ring and along the circumferential direction upper several connection pawls arranged, radial disk body slide block slot is all had on each connection pawl, there is radial hub top shoe slot on hub flange, sliding block is placed in corresponding disk body slide block slot and hub top shoe slot, the sliding block power transmission face and disk body sliding block power transmission face and hub top shoe power transmission face for installing rear slider cooperate, bolt loosely sequentially passes through each bolt hole and by gasket and nut locking.Connection reliability of the present invention is high, and ventilation and heat performance is good.
Description
Technical field
The present invention relates to a kind of rail traffic vehicle braking device, especially a kind of brake disc.
Background technique
With the rapid development of rail traffic, disc braking is because it relative to tread brake has stable friction performance, inhales
Receive energy big, perfect heat-dissipating and it is small to thread damages the advantages that, apply to foundation brake of rail transit vehicle more and more
In device.
Important component of the brake disc as dish type brake rigging plays a significant role in vehicle braking process.
Vehicle braking process, when brake rigging application acts on, brake clamp acts and brake pad is pushed to act on
Brake disc converts frictional heat energy release for vehicle energy, thus the vehicle system of realization by the rubbing action of brake disc and brake lining
It is dynamic.
Braking process, brake disc bear the braking torque effect that brake lining applies, and brake disc connector bears brake lining and passes through disk
The braking torque that face is transmitted to is therefore, higher to the fastening performance and reliability requirement of brake disc connector.Also, it brakes
Since affected by hot loading acts on, expanded by heating deformation occurs disk for disk body, and disk body radially occurs to expand outward.In brake disc design,
If considering braking torque transmitting, and realize the protection structure to connector, while discharging thermal deformation to the maximum extent, the company of reduction
The stress level of binding structure can then integrate the serviceability for improving brake disc.
Chinese Patent Application No. is the disk of brake disc disclosed in the document of 200720042504.5, entitled " axle-mounted brake disk "
Body, spacer ring and hub are only bolted, once being bolted failure, then braking torque can not transmit, and bolt will directly be born
Shearing force.
Chinese Patent Application No. is that the document of 201020546642.9, entitled " particularly for the brake disc of rail vehicle " is public
The brake disc opened releases that hub to the radial constraint effect of disk body by adding sliding bar on connection pawl
It puts, but realization is still only bolted in the transmitting of its circumferential braking torque.
Meanwhile to reduce influence of the thermic load to brake disc, the two panels friction of the brake disc of axis assembling structure to the maximum extent
The radiating ribs for ventilation and heat are generally arranged between ring.Vehicle braking process, with vehicle movement, brake disc and sky
Strong heat convection occurs for gas, so that the thermal energy that braking process generates is discharged into air, reduces thermic load to braking
The effect of disk.Therefore, the arrangement of radiating ribs structure has important influence to its ventilation and heat performance.Also, due to thermic load
Effect, brake disc generate thermal stress, under the action of thermal stress, brake disc deforms.By calculating, brake disc outmost turns
The deflection of the two panels drag ring at position is maximum, therefore outmost turns radiating ribs bear the effect of huge tensile stress, and generate stretching
Deformation.Under the action of alternation tensile stress crackle and fracture failure easily occur for brake disc long service process, outer ring radiating ribs
Problem influences product use and traffic safety.
Chinese Patent Application No. is 201220450881.3, entitled " a kind of strong cooling brake disc of novel high-speed train "
A kind of be axially arranged with several symmetrical sludge groove of the brake disc disclosed in document in rubbing surface, the radiating ribs of brake disc reverse side arrangement
On be provided with ventilation slot through radiating ribs and sludge groove, the design is higher to machining requirements, technique realize difficulty compared with
Greatly, and disk opens up sludge groove and also increases disk stress riser.
Summary of the invention
The purpose of the present invention is to provide the good axle-mounted brake disks of a kind of connection reliability height, ventilation and heat performance.
Realizing the technical solution of the object of the invention is: a kind of axle-mounted brake disk, including disk body, hub, spacer ring, sliding block, positioning
Key, gasket, bolt and nut, the disk body include two panels drag ring, the multiple radiating ribs being connected between two panels drag ring and
Positioned at drag ring inner ring and along the circumferential direction upper several connection pawls arranged, the multiple radiating ribs along drag ring it is radial by
It is arranged from inside to outside in multi-turn, wherein being less than the section of the radiating ribs of relatively outer ring adjacent thereto compared with the sectional area of the radiating ribs of inner ring
Product, the kernel of section compared with the single radiating ribs of inner ring are located at the radial symmetric between two radiating ribs of relatively outer ring adjacent thereto
On line, the ventilation and heat channel of multiple arc line shapeds, each connection of the disk body are formed between the outer wall of the radiating ribs of inside and outside circle
Radial disk body slide block slot and disk body bolt hole are all had on pawl, the two sides of disk body slide block slot are disk body sliding block power transmission face, institute
Stating hub has flange, is disposed with hub top shoe slot corresponding with disk body slide block slot on flange, is provided on hub in hub top shoe slot
Bolt hole, the side of hub top shoe slot are hub top shoe power transmission face, are provided with positioning spline on hub, the sliding block on the periphery of hub
With sliding block power transmission face and slider bore, the sliding block is in corresponding disk body slide block slot and hub top shoe slot, the sliding block of sliding block
Power transmission face and disk body sliding block power transmission face and hub top shoe power transmission face cooperate, and have and spiral shell on disk body bolt hole and hub on the spacer ring
The inner hole side of the corresponding spacer ring bolt hole of keyhole, spacer ring is equipped with spacer ring positioning key corresponding with positioning spline on the hub of hub
Slot, the inner hole of spacer ring are nested in the outer circle of hub, and the positioning key is inserted in positioning spline on corresponding spacer ring positioning spline and hub
In, the radial side of positioning spline cooperates on the side of positioning key and the radial side of spacer ring positioning spline and hub, the bolt
Loosely sequentially pass through corresponding hub upper bolt hole, slider bore, disk body bolt hole and spacer ring bolt hole and by gasket and
Nut locking.
The section of the radiating ribs is circle.
Every circle radiating ribs are uniformly distributed in circumferencial direction.
The connection pawl of the disk body is along the circumferential direction upper uniformly distributed.
Each radiating ribs of innermost circle are respectively positioned between corresponding two connections pawl.
The quantity of each circle radiating ribs in addition to innermost circle radiating ribs and outmost turns radiating ribs is equal, outmost turns radiating ribs
Quantity of the quantity less than the radiating ribs of inner ring adjacent thereto, quantity the dissipating less than outer ring adjacent thereto of innermost circle radiating ribs
The quantity of hot muscle.
The sliding block and disk body slide block slot and hub top shoe slot small―gap suture cooperate, and the height of sliding block is less than matched disk
The sum of the depth of body slide block slot and hub top shoe slot.
The spacer ring positioning spline of positioning spline and spacer ring is 2 of 1 or symmetrical on the hub of the hub.
The height of the positioning key is less than the sum of positioning spline and the depth of spacer ring positioning spline on matched hub.
The position circular diameter of the disk body bolt hole of the disk body is slightly less than the spacer ring bolt hole of the hub upper bolt hole of hub, spacer ring
And the position circular diameter in sliding block assembling rear slider hole.
After adopting the above structure, the present invention be bolted failure, bolted screwing force can not overcome brake force when,
Disk body generation circumferentially rotates, so that the side of the disk body slide block slot of disk body and sliding block power transmission face paste are closed, so that brake force be transmitted
To sliding block, circumferential sliding occurs for band movable slider, when the side in the sliding block power transmission face of sliding block and the hub top shoe slot of hub contacts, then
Further brake force is transferred on hub, to realize the transmitting of brake force when being bolted failure.Loosely due to bolt
It is bolted failure in the slider bore of sliding block, and through structure design and dimensional tolerance guarantee, disk body band movable slider is circumferential
Sliding, the bolt hole when sliding block power transmission face of sliding block is bonded with the hub top shoe slot of hub, on bolt shank and disk body, sliding block and hub
It does not contact, thus, brake force is not passed to bolt, and the bar portion of bolt not will receive shearing force in the circumferential.
When disk body is acted on by thermic load, since the hub top shoe slot of the disk body slide block slot of disk body, hub radially prolongs
It stretches, and the direction in the sliding block power transmission face of sliding block is consistent with disk body slide block slot and hub top shoe slot fluting direction, thus disk body is heated
When deforming, deformation direction is consistent with the direction in the sliding block power transmission face of sliding block and disk body slide block slot, hub top shoe slot, i.e. disk
Body is radially slided along the disk body slide block slot and hub top shoe slot direction of design, radial without interfering with sliding block
Release deformation is unfettered, and additional stress is not generated to bolt.Simultaneously as the position of the disk body bolt hole of the disk body
The position circular diameter that circular diameter is slightly less than the hub upper bolt hole of hub, the spacer ring bolt hole of spacer ring and sliding block assembling rear slider hole is set,
I.e. the place center line of disk body bolt hole is located at the hub upper bolt hole of hub, the spacer ring bolt hole of spacer ring and sliding block assembling rear slider hole
Place center line closer to center side, when disk body is radially expanded deformation, disk body bolt hole radially expands hair
Change shape, so that the center of the slider bore of the spacer ring bolt hole and sliding block of the hub upper bolt hole of its center and hub, spacer ring more connects
Closely, to guarantee that the bar portion of bolt not will receive shearing force in the circumferential.
Since the sectional area of the radiating ribs of the relatively inner ring of design is less than the sectional area of the radiating ribs of relatively outer ring adjacent thereto,
Therefore maximum close to the sectional area of the outmost turns radiating ribs of disk body outer diameter, structural strength highest, thermal stress allowed to bear
It is larger, thus the structural strength and cracking resistance of outmost turns radiating ribs can be improved.Meanwhile sectional area is maximum, casting formability
Can be more excellent, the casting flaw that casting process generates is less, and the structural stress of casting is also lower.Due to the single radiating ribs compared with inner ring
Kernel of section be located on the radial symmetric line between two radiating ribs of relatively outer ring adjacent thereto, therefore, in radial direction
On avoid every circle radiating ribs diametrical direction maximum value, increase radiating ribs arrangement quantity in radial directions and radiating ribs diameter.
Due to forming the ventilation and heat channel of multiple arc line shapeds between the outer wall of the radiating ribs of inside and outside circle, in braking process, with sky
The forced convection of gas can effectively improve the ventilation and heat performance of brake disc.Meanwhile the arrangement of radiating ribs ensure that brake disc is cast
Afterwards sand removal and heat treatment after bead channel it is unobstructed, be convenient for sand removal and bead operation.Positioning key can guarantee spacer ring
In the circumferentially positioned of assembling process and hub, while guaranteeing the coaxial of spacer ring bolt hole and hub upper bolt hole, ensure that spacer ring and spiral shell
Bolt location and installation precision when assembled, and easily operated installation.
Detailed description of the invention
The present invention is described in further detail for the embodiment provided below in conjunction with attached drawing.
Fig. 1 is the structural schematic diagram of axle-mounted brake disk of the invention；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the scheme of installation of hub in the present invention, spacer ring, sliding block and positioning key；
Fig. 4 is the schematic cross-section of the disk body in the present invention.
Specific embodiment
As shown in Figure 1,2,3, 4, axle-mounted brake disk of the invention, including disk body 1, hub 2, spacer ring 3, sliding block 4, positioning key 5,
Gasket 6, bolt 7 and nut 8, the disk body 1 include two panels drag ring 1-1, be connected between two panels drag ring 1-1 it is multiple dissipate
Hot muscle 1-2 and positioned at drag ring 1-1 inner ring and along the circumferential direction upper several connections pawl 1-7 arranged, the multiple radiating ribs
1-2 is arranged in multi-turn from inside to outside along the radial direction of drag ring 1-1, wherein the sectional area compared with the radiating ribs 1-2 of inner ring is less than and it
The sectional area of the radiating ribs 1-2 of adjacent relatively outer ring, the kernel of section compared with the single radiating ribs 1-2 of inner ring are located at adjacent thereto
Compared on the radial symmetric line between two radiating ribs 1-2 of outer ring, formed between the outer wall of the radiating ribs 1-2 of inside and outside circle multiple
All had on the ventilation and heat channel 1-6 of arc line shaped, each connection pawl 1-7 of the disk body 1 radial disk body slide block slot 1-8 and
The two sides of disk body bolt hole 1-9, disk body slide block slot 1-8 are disk body sliding block power transmission face 1-10, and the hub 2 has flange 2-5, method
It is disposed with hub top shoe slot 2-1 corresponding with disk body slide block slot 1-8 on blue 2-5, is provided with bolt on hub in hub top shoe slot 2-1
The side of hole 2-2, hub top shoe slot 2-1 are hub top shoe power transmission face 2-3, are provided with positioning spline 2- on hub on the periphery of hub 2
4, the sliding block 4 has sliding block power transmission face 4-1 and slider bore 4-2, and the sliding block 4 is mounted in corresponding disk body slide block slot 1-8 and hub
In top shoe slot 2-1, sliding block power transmission face 4-1 and disk body sliding block power transmission face 1-10 and the hub top shoe power transmission face 2-3 of sliding block 4 match
It closes, there is spacer ring bolt hole 3-1 corresponding with disk body bolt hole 1-9 and hub upper bolt hole 2-2 on the spacer ring 3, spacer ring 3
Inner hole side is equipped with spacer ring positioning spline 3-2 corresponding with positioning spline 2-4 on the hub of hub 2, and the inner hole of spacer ring 3 is nested in hub 2
Outer circle on, the positioning key 5 is inserted on corresponding spacer ring positioning spline 3-2 and hub in positioning spline 2-4, the side of positioning key 5
The radial side of positioning spline 2-4 cooperates in the radial side and hub of face 5-1 and spacer ring positioning spline 3-2, and 7 pine of bolt is matched
It sequentially passes through corresponding hub upper bolt hole 2-2, slider bore 4-2, disk body bolt hole 1-9 and spacer ring bolt hole 3-1 and leads to closing
It crosses gasket 6 and nut 8 locks.
As shown in figure 4, the section of the radiating ribs 1-2 is circle.
As shown in figure 4, every circle radiating ribs 1-2 is uniformly distributed in circumferencial direction.
As shown in Fig. 4,2, the connection pawl 1-7 of the disk body 1 is along the circumferential direction upper uniformly distributed.
As shown in figure 4, each radiating ribs 1-2 of innermost circle is respectively positioned between corresponding two connection pawls 1-7.
As shown in figure 4, the quantity of each circle radiating ribs 1-2 in addition to innermost circle radiating ribs 1-2 and outmost turns radiating ribs 1-2
Needs that are equal, identifying due to placing casting, need symmetrically to remove several outmost turns radiating ribs 1-2, thus outermost
Quantity of the quantity of circle radiating ribs 1-2 less than the radiating ribs 1-2 of relatively inner ring adjacent thereto.And innermost circle radiating ribs 1-2 then by
The reason of connecting pawl 1-7 is arranged in inner ring, and position is occupied by uniformly distributed connection pawl 1-7, so as to cause innermost circle radiating ribs 1-2
Quantity less than relatively outer ring adjacent thereto radiating ribs 1-2 quantity.As shown in Figure 2,3, 4, the sliding block 4 and disk body sliding block
Slot 1-8 and the cooperation of hub top shoe slot 2-1 small―gap suture, the height of sliding block 4 are less than sliding on matched disk body slide block slot 1-8 and hub
The sum of the depth of block slot 2-1.
As shown in Fig. 2, the spacer ring positioning spline 3-2 of positioning spline 2-4 and spacer ring 3 is 1 or right on the hub of the hub 2
Claim 2 of distribution.
As shown in Fig. 2, the height of the positioning key 5 is less than positioning spline 2-4 and spacer ring positioning key on matched hub
The sum of the depth of slot 3-2.
As shown in Figure 2,3, 4, the position circular diameter of the disk body bolt hole 1-9 of the disk body 1 is slightly less than bolt on the hub of hub 2
Hole 2-2, the spacer ring bolt hole 3-1 of spacer ring 3 and sliding block 4 assemble the position circular diameter of rear slider hole 4-2.Position circle refer to disk body,
Center circle composed by uniformly distributed bolt hole center on the parts such as hub, spacer ring and assembling rear slider.
As shown in Figure 1,2,3, 4, the present invention in use, when 7 Joint failure of bolt, bolted screwing force without
When method overcomes brake force, the generation of disk body 1 is circumferentially rotated, thus the side of the disk body slide block slot 1-8 of disk body 1 and sliding block power transmission face 4-
1 fitting, so that brake force is transferred to sliding block 4, circumferential sliding occurs for band movable slider 4, when sliding block 4 sliding block power transmission face 4-1 with
When the side contact of the hub top shoe power transmission face 2-3 of hub 2, then further brake force is transferred on hub 2, to realize bolt 7
The transmitting of brake force when Joint failure.Due to bolt 7 loosely pass through sliding block 4 slider bore 4-1, and by structure design and
Dimensional tolerance guarantees that disk body 1 is with the circumferential sliding of movable slider 4, the sliding block power transmission face 4-1 and hub 2 of sliding block 4 in 7 Joint failure of bolt
Hub top shoe slot 2-1 fitting when, 7 bar portion of bolt is not contacted with disk body 1, sliding block 4 and hub upper bolt hole 2-2, thus, brake
Power is not passed to bolt 7, and the bar portion of bolt 7 not will receive shearing force in the circumferential, so that being formed has to bolted
Effect protection, improves bolted reliability.
When disk body 1 is acted on by thermic load, since the hub top shoe slot 2-1 of disk body slide block slot 1-8, hub 2 on disk body 1 are equal
It radially extends, and the direction of the sliding block power transmission face 4-1 of sliding block 4 and disk body slide block slot 1-8 and hub top shoe slot 2-1 fluting direction
Unanimously, thus disk body 1 is heated when deforming, the sliding block power transmission face 4-1 and disk body slide block slot 1- on deformation direction and sliding block 4
8, the direction of hub top shoe slot 2-1 is consistent, i.e., along the disk body slide block slot 1-8 and hub top shoe slot 2-1 of design diameter occurs for disk body 1
To sliding, without interfering with sliding block 4, radial release deformation is unfettered, does not generate to bolt 7 and additional answers masterpiece
With.Simultaneously as the position circular diameter of the disk body bolt hole 1-9 of the disk body 1 is slightly less than hub upper bolt hole 2-2, the spacer ring of hub 2
The position circular diameter of 3 spacer ring bolt hole 3-1 and sliding block 4 assembling rear slider hole 4-2, i.e. the place center of disk body bolt hole 1-9
Line is located at the hub upper bolt hole 2-2 of hub 2, the spacer ring bolt hole 3-1 of spacer ring 3 and sliding block 4 assembles center line where the 4-2 of rear slider hole
Closer to disk body center side, when disk body 1 is radially expanded deformation, disk body bolt hole 1-9 radially expands generation
Deformation, thus the slider bore 4-2 of the spacer ring bolt hole 3-1 and sliding block 4 of the hub upper bolt hole 2-2 of its center and hub 2, spacer ring 3
Center is more closely, to guarantee that the bar portion of bolt 7 not will receive shearing force in the circumferential.
Positioning key 5 can guarantee that spacer ring 3 in the circumferentially positioned of assembling process and hub 2, while guaranteeing spacer ring bolt hole 3-1 and hub
Upper bolt hole 2-2's is coaxial, ensure that spacer ring 3 and the location and installation precision when assembled of bolt 7, and easily operated installation.
Claims (10)
1. a kind of axle-mounted brake disk, including disk body (1), hub (2), spacer ring (3), sliding block (4), positioning key (5), gasket (6), bolt
(7) and nut (8), the disk body (1) includes two panels drag ring (1-1), multiple dissipating of being connected between two panels drag ring (1-1)
Hot muscle (1-2) and several connections pawl (1-7) for being located at drag ring (1-1) inner ring and along the circumferential direction above arranging, feature exists
In:
A, the multiple radiating ribs (1-2) are arranged in multi-turn from inside to outside along the radial direction of drag ring (1-1), wherein dissipating compared with inner ring
The sectional area of hot muscle (1-2) is less than the sectional area of the radiating ribs (1-2) of relatively outer ring adjacent thereto, compared with the single radiating ribs of inner ring
The kernel of section of (1-2) is located on the radial symmetric line between two radiating ribs (1-2) of relatively outer ring adjacent thereto, inside and outside
The ventilation and heat channel (1-6) of multiple arc line shapeds is formed between the outer wall of the radiating ribs (1-2) of circle,
B, radial disk body slide block slot (1-8) and disk body bolt hole are all had on each connection pawl (1-7) of the disk body (1)
(1-9), the two sides of disk body slide block slot (1-8) are disk body sliding block power transmission face (1-10),
C, the hub (2) has flange (2-5), is disposed on flange (2-5) sliding on hub corresponding with disk body slide block slot (1-8)
Block slot (2-1) is provided with hub upper bolt hole (2-2) in hub top shoe slot (2-1), and the side of hub top shoe slot (2-1) is sliding on hub
Block power transmission face (2-3) is provided with positioning spline on hub (2-4) on the periphery of hub (2),
D, the sliding block (4) has sliding block power transmission face (4-1) and slider bore (4-2), and the sliding block (4) is sliding mounted in corresponding disk body
In block slot (1-8) and hub top shoe slot (2-1), the sliding block power transmission face (4-1) of sliding block (4) and disk body sliding block power transmission face (1-10) and
Hub top shoe power transmission face (2-3) cooperation,
E, there is spacer ring bolt hole corresponding with disk body bolt hole (1-9) and hub upper bolt hole (2-2) on the spacer ring (3)
The inner hole side of (3-1), spacer ring (3) are equipped with spacer ring positioning spline (3-2) corresponding with positioning spline (2-4) on the hub of hub (2),
The inner hole of spacer ring (3) is nested in the outer circle of hub (2),
F, the positioning key (5) is inserted on corresponding spacer ring positioning spline (3-2) and hub in positioning spline (2-4), positioning key (5)
Side (5-1) cooperate with the radial side of spacer ring positioning spline (3-2) and the radial side of positioning spline (2-4) on hub,
G, the bolt (7) loosely sequentially passes through corresponding hub upper bolt hole (2-2), slider bore (4-2), disk body bolt hole
It (1-9) and spacer ring bolt hole (3-1) and is locked by gasket (6) and nut (8).
2. axle-mounted brake disk according to claim 1, it is characterised in that: the section of the radiating ribs (1-2) is circle.
3. axle-mounted brake disk according to claim 1, it is characterised in that: every circle radiating ribs (1-2) are equal in circumferencial direction
Cloth.
4. axle-mounted brake disk according to claim 1, it is characterised in that: the connection pawl (1-7) of the disk body (1) is circumferentially
It is uniformly distributed on direction.
5. axle-mounted brake disk according to claim 1, it is characterised in that: each radiating ribs (1-2) of innermost circle are respectively positioned on
Between corresponding two connection pawls (1-7).
6. axle-mounted brake disk according to claim 1, it is characterised in that: except innermost circle radiating ribs (1-2) and outmost turns dissipate
The quantity of each circle radiating ribs (1-2) except hot muscle (1-2) is equal, and the quantity of outmost turns radiating ribs (1-2) is less than adjacent thereto
Inner ring radiating ribs (1-2) quantity, the quantity of innermost circle radiating ribs (1-2) is less than the radiating ribs of outer ring adjacent thereto
The quantity of (1-2).
7. axle-mounted brake disk according to claim 1, it is characterised in that: the sliding block (4) and disk body slide block slot (1-8) and
The cooperation of hub top shoe slot (2-1) small―gap suture, the height of sliding block (4) are less than sliding on matched disk body slide block slot (1-8) and hub
The sum of the depth of block slot (2-1).
8. axle-mounted brake disk according to claim 1, it is characterised in that: on the hub of the hub (2) positioning spline (2-4) and
The spacer ring positioning spline (3-2) of spacer ring (3) is 2 of 1 or symmetrical.
9. axle-mounted brake disk according to claim 8, it is characterised in that: the height of the positioning key (5) is less than and matches therewith
The sum of the depth of positioning spline (2-4) and spacer ring positioning spline (3-2) on the hub of conjunction.
10. axle-mounted brake disk according to claim 1, it is characterised in that: the disk body bolt hole (1-9) of the disk body (1)
Position circular diameter be slightly less than the hub upper bolt hole (2-2) of hub (2), the spacer ring bolt hole (3-1) of spacer ring (3) and sliding block (4) group
Fill the position circular diameter of rear slider hole (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763284.9A CN106151322B (en) | 2016-08-30 | 2016-08-30 | Axle-mounted brake disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763284.9A CN106151322B (en) | 2016-08-30 | 2016-08-30 | Axle-mounted brake disk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106151322A CN106151322A (en) | 2016-11-23 |
| CN106151322B true CN106151322B (en) | 2018-12-25 |
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ID=57344498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610763284.9A Active CN106151322B (en) | 2016-08-30 | 2016-08-30 | Axle-mounted brake disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106151322B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020045939A (en) * | 2018-09-18 | 2020-03-26 | ナブテスコ株式会社 | brake disc |
| CN108999898A (en) * | 2018-10-11 | 2018-12-14 | 南京中盛铁路车辆配件有限公司 | Bullet train axle-mounted brake disk |
| CN110552981B (en) * | 2019-09-27 | 2020-09-08 | 南京中盛铁路车辆配件有限公司 | Novel railway vehicle shaft-mounted brake disc |
| CN111457035B (en) * | 2020-05-07 | 2022-03-08 | 南京中盛铁路车辆配件有限公司 | Split type shaft-mounted brake disc for railway vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9407392U1 (en) * | 1994-05-04 | 1994-07-07 | Bergische Stahlindustrie | Ventilated brake disc |
| CN103016578A (en) * | 2012-12-13 | 2013-04-03 | 唐山轨道客车有限责任公司 | Brake plate for railway vehicle and railway vehicle |
| US20160025165A1 (en) * | 2014-07-24 | 2016-01-28 | Bendix Spicer Foundation Brake Llc | Brake Disc Mounting Arrangement |
| CN204140717U (en) * | 2014-08-27 | 2015-02-04 | 常州南车铁马科技实业有限公司 | A kind of track traffic brake disc device installed on shaft |
| CN105370772B (en) * | 2015-12-17 | 2017-09-29 | 北京交通大学 | A kind of connection of rail vehicle axle-mounted brake disk and hub |
| CN206111907U (en) * | 2016-08-30 | 2017-04-19 | 常州中车铁马科技实业有限公司 | Axle dress brake disc |
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| CN106151322A (en) | 2016-11-23 |
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