CN108162682A - For the screw-type wheel hub of commercial car - Google Patents
For the screw-type wheel hub of commercial car Download PDFInfo
- Publication number
- CN108162682A CN108162682A CN201711465002.8A CN201711465002A CN108162682A CN 108162682 A CN108162682 A CN 108162682A CN 201711465002 A CN201711465002 A CN 201711465002A CN 108162682 A CN108162682 A CN 108162682A
- Authority
- CN
- China
- Prior art keywords
- spline
- ventilation hole
- flange
- brake disc
- wheel hub
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
- B60B27/0047—Hubs characterised by functional integration of other elements
- B60B27/0052—Hubs characterised by functional integration of other elements the element being a brake disc
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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
- F16D65/123—Discs; Drums for disc brakes comprising an annular disc secured to a hub member; Discs characterised by means for mounting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/30—Increase in
- B60B2900/311—Rigidity or stiffness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/513—Cooling, e.g. of brakes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of screw-type wheel hubs for commercial car, the wheel hub is made of wheelboss flange and hub bearing position, the position of corresponding installation brake disc ontology is along the circumferential direction equipped with the connection spline that the brake disc ontology is installed for radial positioning on the outer wall of the hub bearing position, the connection spline with corresponding position on the outer wall of the hub bearing position towards being equipped with positioning reinforcing rib on the side of the wheelboss flange, the top surface of the positioning reinforcing rib protrusion connection spline, the at least two connection splines are equipped with the spline thread hole that the brake disc ontology is installed for axial restraint backwards to the side of the wheelboss flange, spline ventilation hole is equipped between the root of the two neighboring connection spline, several flange ventilation holes that can be connected with the spline ventilation hole are along the circumferential direction equipped on the wheelboss flange.Suitable for commercial car.
Description
Technical field
The present invention relates to commercial car field of hub, more particularly to a kind of screw-type wheel hub for commercial car.
Background technology
At present, Medium or severe type truck and Passenger Vehicle are widely used in highway transportation and engineering transportation, wheel hub brake disc
Assembly is as an important transmission link between ground and vehicle body, and which determine the traffic safeties and economy of vehicle.It is existing
Wheel hub brake disk assembly generally comprise wheel hub and brake disc, wherein, wheel hub is made of wheelboss flange and hub bearing position, braking
Disk is made of brake disc ontology and brake disc sleeve, and brake disc is sleeved on the hub bearing position of wheel hub simultaneously by brake disc sleeve
It is fixed by fixing bolt.This existing wheel hub brake disk assembly has the following problems in actual use：
1st, it is sleeved on the hub bearing position of wheel hub and is fixed by fixing bolt, institute by brake disc sleeve due to brake disc
It can be by very big shearing force with fixing bolt；
2nd, since fixing bolt is fixed on brake disc sleeve and the connecting portion of hub bearing position, so the braking of brake disc
The stress point of power and fixing bolt is not in approximately the same plane, and brake force and stress point are in the axial direction there are certain distance, in this way
A moment of flexure will be generated, so as to further increase the stress of fixing bolt；
3rd, since brake disc is sleeved on by brake disc sleeve on the hub bearing position of wheel hub, so entire wheel hub brake disc
Assembly is enclosed construction, causes radiating efficiency not high, and amount of heat gathers the system that can seriously affect brake disc on the disc brake rotor
Dynamic effect, so as to which traffic safety can be influenced.
To solve the above problems, we are there is an urgent need for developing a kind of new wheel hub brake disk assembly, and develop a kind of new
The first step of wheel hub brake disk assembly is to develop a kind of screw-type wheel hub for commercial car.
Invention content
The purpose of the invention is to overcome the shortcomings of above-mentioned background technology, a kind of screw-type wheel for commercial car is provided
Hub.
In order to achieve the goal above, a kind of screw-type wheel hub for commercial car provided by the invention, the wheel hub is by taking turns
Hub flange and hub bearing position form, and the position of corresponding installation brake disc ontology is circumferentially square on the outer wall of the hub bearing position
To equipped with the connection spline that the brake disc ontology is installed for radial positioning, the spline that connects is towards the wheelboss flange
Positioning reinforcing rib is equipped on side with corresponding position on the outer wall of the hub bearing position, it is described to position described in reinforcing rib protrusion
The top surface of spline is connected, at least two connection splines are equipped with backwards to the side of the wheelboss flange for axial restraint
The spline thread hole of the brake disc ontology is installed, spline ventilation hole is equipped between the root of the two neighboring connection spline,
Several flange ventilation holes that can be connected with the spline ventilation hole are along the circumferential direction equipped on the wheelboss flange.
Connection flower is along the circumferential direction added by the position of installation brake disc ontology corresponding on the outer wall of hub bearing position
During key, in this way design production, then correspondence along the circumferential direction opens up on inner ring of the brake disc ontology towards the disk of wheel hub side
With connecting spline keyway in mating connection, you can be mounted on brake disc on wheel hub by spline connection mode radial positioning, so
Afterwards again with compacting ring coordinate positioning reinforcing rib brake disc can be axially installed on wheel hub, it is this combination mounting means by
In employing spline structure, connection spline plays the role of main stress, for the circle that is fixed and clamped housing screw only
It is to play compression positioning action, stress is very small, so as to use the screw of small size, in order to install the dimension with the later stage
Shield, service life are longer；Simultaneously as the load that spline can bear is larger, so further increasing service life；And
And since the stress point of spline and the brake force of brake disc are in approximately the same plane, so moment of flexure will not be generated, so as to greatly
The force status of spline is improved, and then further improves service life；Again and, since brake disc ontology can directly lead to
Spline structure is crossed on hub bearing position, so brake disc need not redesign brake disc sleeve, so as to greatly reduce
The weight of wheel hub brake disk assembly is conducive to the lightweight of vehicle, more energy efficient environmental protection；Then, by being spent in two neighboring connection
Spline ventilation hole is opened up between the root of key, and along the circumferential direction open up several on wheelboss flange with spline ventilation hole to connect
Logical flange ventilation hole, such air can circulate in wheel hub brake disk assembly, total so as to greatly increase wheel hub brake disc
Into radiating efficiency, ensured traffic safety；Finally, by side of the connection spline towards wheelboss flange with hub bearing
Corresponding position adds positioning reinforcing rib on the outer wall of position, and makes the top surface of positioning reinforcing rib protrusion connection spline, in this way, adding
Positioning reinforcing rib on the one hand can to connection spline play the role of intensity strengthen, on the other hand can also be to brake disc main body
To the effect of installation positioning.
In said program, ventilation hole reinforcing rib is equipped between the two neighboring flange ventilation hole.By adjacent two
Ventilation hole reinforcing rib is added between a flange ventilation hole, the intensity of flange ventilation hole can be increased in this way.
In said program, the quantity of the flange ventilation hole is more than the quantity of the spline ventilation hole.By by flange
The quantitative design of ventilation hole can increase intake in this way into the quantity more than spline ventilation hole.
In said program, each spline ventilation hole is corresponded to is located at the hub spindle there are one the flange ventilation hole
It holds on the same busbar of position.It is located at the same of hub bearing position there are one flange ventilation hole by designing each spline ventilation hole and corresponding to
On one busbar, i.e., each spline ventilation hole is located at corresponding flange ventilation hole on the same busbar of hub bearing position, has in this way
Conducive to the flowing of air, radiating efficiency is improved.
In said program, the spline ventilation hole is arc structure.By being arc structure by spline vents design,
On the one hand be conducive to the flowing of air in this way, improve radiating efficiency, be on the other hand avoided that stress concentration, ensure connection flower
The intensity of key.
In said program, the flange ventilation hole is arc structure.By being arc structure by flange vents design,
On the one hand be conducive to the flowing of air in this way, improve radiating efficiency, be on the other hand avoided that stress concentration, ensure wheel hub method
Blue intensity.
The advantageous effect that technical solution provided by the invention is brought is：
1st, connection is along the circumferential direction added by the position of installation brake disc ontology corresponding on the outer wall of hub bearing position
During spline, in this way design production, then correspondence is along the circumferential direction opened on inner ring of the brake disc ontology towards the disk of wheel hub side
If with connecting spline keyway in mating connection, you can brake disc is mounted on by spline connection mode radial positioning on wheel hub,
Then coordinate positioning reinforcing rib that brake disc can be axially installed on wheel hub with compacting ring again, this combination mounting means
As a result of spline structure, connection spline plays the role of main stress, for the circle that is fixed and clamped housing screw only
Compression positioning action is only played, stress is very small, so as to use the screw of small size, in order to install and the later stage
It safeguards, service life is longer；
2nd, the load that can bear due to spline is larger, so further increasing service life；
3rd, since the brake force of the stress point of spline and brake disc is in approximately the same plane, so moment of flexure will not be generated, from
And the force status of spline is significantly improved, and then further improve service life；
4th, since brake disc ontology can be directly mounted on by spline structure on hub bearing position, so brake disc is without again
Brake disc sleeve is designed, so as to greatly reduce the weight of wheel hub brake disk assembly, is conducive to the lightweight of vehicle, it is more energy efficient
Environmental protection；
5th, by opening up spline ventilation hole, and on wheelboss flange circumferentially between the root of two neighboring connection spline
Direction opens up several flange ventilation holes that can be connected with spline ventilation hole, and such air can flow in wheel hub brake disk assembly
It is logical, so as to greatly increase the radiating efficiency of wheel hub brake disk assembly, ensure traffic safety；
6th, by side of the connection spline towards wheelboss flange position corresponding on the outer wall of hub bearing position add
Position reinforcing rib is set, and makes the top surface of positioning reinforcing rib protrusion connection spline, in this way, the positioning reinforcing rib that adds on the one hand can be with
Play the role of intensity to connection spline to strengthen, installation positioning on the other hand can also be played to brake disc ontology；
7th, by adding ventilation hole reinforcing rib between two neighboring flange ventilation hole, flange ventilation hole can be increased in this way
Intensity；
8th, by the way that into the quantity more than spline ventilation hole, the quantitative design of flange ventilation hole can be increased intake in this way；
9th, by designing each spline ventilation hole correspondence, there are one the same busbares that flange ventilation hole is located at hub bearing position
On, i.e., each spline ventilation hole is located at corresponding flange ventilation hole on the same busbar of hub bearing position, is conducive to sky in this way
The flowing of gas, improves radiating efficiency；
10th, by being arc structure by spline vents design, be on the one hand conducive to the flowing of air in this way, improve scattered
On the other hand the thermal efficiency is avoided that stress concentration, ensured the intensity of connection spline；
11st, by being arc structure by flange vents design, be on the one hand conducive to the flowing of air in this way, improve scattered
On the other hand the thermal efficiency is avoided that stress concentration, ensured the intensity of wheelboss flange.
Description of the drawings
Fig. 1 is the structure diagram of wheel hub brake disk assembly；
Fig. 2 is another viewing angle constructions schematic diagram of Fig. 1；
Fig. 3 is the main structure diagram of Fig. 1；
Fig. 4 is the backsight structural representation of Fig. 1；
Fig. 5 is the cross-sectional view of the line A-A along Fig. 4；
Fig. 6 is the side structure schematic view of Fig. 1；
Fig. 7 is the structure diagram of wheel hub；
Fig. 8 is another viewing angle constructions schematic diagram of Fig. 7；
Fig. 9 is the main structure diagram of Fig. 7；
Figure 10 is the backsight structural representation of Fig. 7；
Figure 11 is the cross-sectional view of the line B-B along Figure 10；
Figure 12 is the side structure schematic view of Fig. 7；
Figure 13 is the structure diagram of brake disc；
Figure 14 is the main structure diagram of Figure 13；
Figure 15 is the side structure schematic view of Figure 13；
Figure 16 is the configuration schematic diagram of wheel hub brake disk assembly；
Figure 17 is another viewing angle constructions schematic diagram of Figure 16；
Figure 18 is the main structure diagram of Figure 16；
Figure 19 is another configuration schematic diagram of wheel hub brake disk assembly.
In figure：Wheel hub 1, wheelboss flange 1a, hub bearing position 1b connect spline 1c, position reinforcing rib 1d, spline ventilation hole
1e, flange ventilation hole 1f, ventilation hole reinforcing rib 1g, spline thread hole 1h, brake disc 2, brake disc ontology 2a connect keyway 2b,
Housing screw 3, compacting ring 4, screwing through hole 4a, screwing through hole rib 4b.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and embodiments, but the embodiment should not be construed as pair
The limitation of the present invention.
Embodiment 1：
A kind of screw-type wheel hub for commercial car is present embodiments provided, the wheel hub is by wheelboss flange 1a and hub spindle
A 1b compositions are held, the corresponding position for installing brake disc ontology 2a is along the circumferential direction equipped with use on the outer wall of the hub bearing position 1b
The connection spline 1c of the brake disc ontology 2a is installed in radial positioning, the connection spline 1c is towards the wheelboss flange 1a's
It is convex equipped with reinforcing rib 1d, the positioning reinforcing rib 1d is positioned with corresponding position on the outer wall of the hub bearing position 1b on side
Go out the top surface of the connection spline 1c, at least two connection spline 1c's is equipped with backwards to the side of the wheelboss flange 1a
The spline thread hole 1h of the brake disc ontology 2a is installed for axial restraint, the root of the two neighboring connection spline 1c it
Between be equipped with spline ventilation hole 1e, the wheelboss flange 1a on along the circumferential direction be equipped with several can connect with the spline ventilation hole 1e
Logical flange ventilation hole 1f.
Connection is along the circumferential direction added by the position of installation brake disc ontology corresponding on the outer wall of hub bearing position 1b
During spline 1c, in this way design production, then it is corresponding circumferentially square on inner rings of the brake disc ontology 2a towards the disk of 1 side of wheel hub
To opening up with connecting spline 1c keyway 2b in mating connection, you can brake disc 2 is passed through spline connection mode radial positioning and is installed
On wheel hub 1, then coordinate positioning reinforcing rib 1d that brake disc 2 can be axially installed on wheel hub 1 with compacting ring again, this
As a result of spline structure, connection spline 1c plays the role of main stress for kind of combination mounting means, for being fixed and clamped
The housing screw of circle is only merely to play compression positioning action, and stress is very small, so as to use the screw of small size, with
The maintenance with the later stage is easily installed, service life is longer；Simultaneously as the load that spline can bear is larger, so further
Ground improves service life；Moreover, because the brake force of the stress point of spline and brake disc 2 is in approximately the same plane, so not
Moment of flexure can be generated, so as to significantly improve the force status of spline, and then further improves service life；Again and,
Since brake disc ontology 2a can be directly mounted on by spline structure on hub bearing position, so brake disc 2 is made without redesigning
Moving plate sleeve so as to greatly reduce the weight of wheel hub brake disk assembly, is conducive to the lightweight of vehicle, more energy efficient environmental protection；
Then, by opening up spline ventilation hole 1e, and justify in wheelboss flange 1a upper edges between the root of two neighboring connection spline 1c
Circumferential direction opens up several flange ventilation hole 1f that can be connected with spline ventilation hole 1e, and such air can be in wheel hub brake disk assembly
Interior circulation so as to greatly increase the radiating efficiency of wheel hub brake disk assembly, has ensured traffic safety；Finally, by even
Spline 1c is met towards adding positioning reinforcing rib with corresponding position on the outer wall of hub bearing position 1b on the side of wheelboss flange 1a
1d, and make the top surface of positioning reinforcing rib 1d protrusion connection splines 1c, in this way, the positioning reinforcing rib 1d added on the one hand can be to even
It meets spline 1c and plays the role of intensity reinforcement, installation positioning on the other hand can also be played to brake disc ontology 2a.
Ventilation hole reinforcing rib 1g is equipped between the two neighboring flange ventilation hole 1f.By divulging information in two neighboring flange
Ventilation hole reinforcing rib 1g is added between the 1f of hole, the intensity of flange ventilation hole 1f can be increased in this way.The number of the flange ventilation hole 1f
Quantity of the amount more than the spline ventilation hole 1e.By by the quantitative design of flange ventilation hole 1f into more than spline ventilation hole 1e's
Quantity can increase intake in this way.Each spline ventilation hole 1e is corresponded to there are one the flange ventilation hole 1f positioned at described
On the same busbar of hub bearing position 1b.It is corresponded to by designing each spline ventilation hole 1e there are one flange ventilation hole 1f positioned at wheel
Hub axle is held on the same busbar of a 1b, i.e., each spline ventilation hole 1e is located at hub bearing position 1b with corresponding flange ventilation hole 1f
Same busbar on, be conducive to the flowing of air in this way, improve radiating efficiency.
Above-mentioned spline ventilation hole 1e is arc structure.By the way that spline ventilation hole 1e is designed as arc structure, such side
Face is conducive to the flowing of air, improves radiating efficiency, is on the other hand avoided that stress concentration, has ensured that connection spline 1c's is strong
Degree.The flange ventilation hole 1f is arc structure.It is on the one hand advantageous in this way by the way that flange ventilation hole 1f is designed as arc structure
In the flowing of air, radiating efficiency is improved, is on the other hand avoided that stress concentration, ensured the intensity of wheelboss flange 1a.
The present embodiment on the outer wall of hub bearing position 1b by corresponding to the position of installation brake disc ontology along the circumferential direction
When adding connection spline 1c, in this way design production, then it is corresponding on inner rings of the brake disc ontology 2a towards the disk of 1 side of wheel hub
It along the circumferential direction opens up with connecting spline 1c keyway 2b in mating connection, you can by brake disc 2 by spline connection mode radially
Then location and installation coordinates positioning reinforcing rib 1d that can brake disc 2 be axially installed in wheel with compacting ring again on wheel hub 1
On hub 1, for this combination mounting means as a result of spline structure, connection spline 1c plays the role of main stress, for
The housing screw of circle of being fixed and clamped only is merely to play compression positioning action, and stress is very small, so as to use small size
Screw, in order to install the maintenance with the later stage, service life is longer；Since the load that spline can bear is larger, so into
Improve service life to one step；Since the stress point of spline and the brake force of brake disc 2 are in approximately the same plane, so will not
Moment of flexure is generated, so as to significantly improve the force status of spline, and then further improves service life；Due to braking
Disk ontology 2a can be directly mounted on by spline structure on hub bearing position, so brake disc 2 need not redesign brake disc sleeve,
So as to greatly reduce the weight of wheel hub brake disk assembly, be conducive to the lightweight of vehicle, more energy efficient environmental protection；By adjacent
Spline ventilation hole 1e is opened up between the root of two connection spline 1c, and several are along the circumferential direction opened up on wheelboss flange 1a
The flange ventilation hole 1f that can be connected with spline ventilation hole 1e, such air can circulate in wheel hub brake disk assembly, so as to significantly
Ground improves the radiating efficiency of wheel hub brake disk assembly, has ensured traffic safety；By connecting spline 1c towards wheelboss flange
Positioning reinforcing rib 1d is added on the side of 1a with corresponding position on the outer wall of hub bearing position 1b, and makes positioning reinforcing rib 1d convex
Go out to connect the top surface of spline 1c, strengthen in this way, on the one hand the positioning reinforcing rib 1d added can play intensity to connection spline 1c
Effect, on the other hand can also play the role of to brake disc ontology 2a installation positioning.
In addition, the present embodiment between two neighboring flange ventilation hole 1f by adding ventilation hole reinforcing rib 1g, such energy
Increase the intensity of flange ventilation hole 1f；By by the quantitative design of flange ventilation hole 1f into the quantity more than spline ventilation hole 1e,
Intake can be increased in this way；It is located at hub bearing position there are one flange ventilation hole 1f by designing each spline ventilation hole 1e and corresponding to
On the same busbar of 1b, i.e., each spline ventilation hole 1e is located at the same mother of hub bearing position 1b with corresponding flange ventilation hole 1f
On line, be conducive to the flowing of air in this way, improve radiating efficiency；By the way that spline ventilation hole 1e is designed as arc structure, this
On the one hand sample is conducive to the flowing of air, improve radiating efficiency, be on the other hand avoided that stress concentration, ensured connection spline
The intensity of 1c；By the way that flange ventilation hole 1f is designed as arc structure, is on the one hand conducive to the flowing of air in this way, improves scattered
On the other hand the thermal efficiency is avoided that stress concentration, ensured the intensity of wheelboss flange 1a
Embodiment 2：
This wheel hub in actual use, need to form a set of wheel hub brake disk assembly with brake disc 2, i.e., what a kind of band radiated is used for
The screw-type wheel hub brake disk assembly of commercial car, including wheel hub 1 and brake disc 2, wherein, the wheel hub 1 by wheelboss flange 1a and
Hub bearing position 1b is formed, and the brake disc 2 includes brake disc ontology 2a, the brake disc ontology 2a towards the wheel hub 1 one
Several connections keyway 2b is along the circumferential direction equipped on the inner ring of the disk of side, peace is corresponded on the outer wall of the hub bearing position 1b
Fill the position of the brake disc ontology 2a be along the circumferential direction equipped with the matched connection spline 1c of connection keyway 2b, it is described
Brake disc ontology 2a is mounted on by the connection keyway 2b and the connection spline 1c on the hub bearing position 1b, the company
It is fixed towards being equipped with corresponding position on the outer wall of the hub bearing position 1b on the side of the wheelboss flange 1a to meet spline 1c
Position reinforcing rib 1d, the top surface of the positioning reinforcing rib 1d protrusions connection spline 1c are described to position reinforcing rib 1d for positioning
The brake disc ontology 2a is installed and is used to increase the intensity of the connection spline 1c, on the another side of the connection spline 1c
Compacting ring 4 is equipped with by housing screw 3, the compacting ring 4 is by the brake disc ontology 2a towards the circle of 1 side of wheel hub
Disk is pressed on the positioning reinforcing rib 1d；Spline ventilation hole 1e is equipped between the root of the two neighboring connection spline 1c,
Several flange ventilation hole 1f that can be connected with the spline ventilation hole 1e are along the circumferential direction equipped on the wheelboss flange 1a.
By along the circumferential direction opening up connection keyway on inner rings of the brake disc ontology 2a towards the disk of 1 side of wheel hub
2b, and the position of corresponding installation brake disc ontology 2a is along the circumferential direction added with connecting keyway on the outer wall of hub bearing position 1b
The matched connection spline 1c of 2b, such brake disc 2 can be mounted on by spline connection mode radial positioning on wheel hub 1, so
Brake disc 2 can be axially installed on wheel hub 1 by the cooperation positioned between reinforcing rib 1d and compacting ring 4 again afterwards, this
Kind combination mounting means is as a result of spline structure, and connection spline 1c plays the role of main stress, so housing screw 3 is only
Compression positioning action is only played, stress is very small, so as to use the screw of small size, in order to install and the later stage
It safeguards, service life is longer；Simultaneously as the load that spline can bear is larger, so further increasing service life；
Moreover, because the stress point of spline and the brake force of brake disc is in approximately the same plane, so moment of flexure will not be generated, so as to significantly
Ground improves the force status of spline, and then further improves service life；Again and, since brake disc ontology 2a is direct
It is mounted on the 1b of hub bearing position by spline structure, so brake disc 2 need not redesign brake disc sleeve, so as to greatly subtract
The light weight of this assembly, is conducive to the lightweight of vehicle, more energy efficient environmental protection；Then, by two neighboring connection spline 1c
Root between open up spline ventilation hole 1e, and along the circumferential direction open up several on wheelboss flange 1a can be with spline ventilation hole
The flange ventilation hole 1f of 1e connections, such air can circulate in this assembly, so as to greatly increase the heat dissipation of this assembly effect
Rate has ensured traffic safety；Finally, by connection spline 1c towards on the side of wheelboss flange 1a with hub bearing position 1b's
Corresponding position adds positioning reinforcing rib 1d on outer wall, and makes the top surface of positioning reinforcing rib 1d protrusion connection splines 1c, in this way, plus
If positioning reinforcing rib 1d on the one hand can to connection spline 1c play the role of intensity strengthen, on the other hand can also be to brake disc
Ontology 2a plays the role of installation positioning.
Ventilation hole reinforcing rib 1g is equipped between the two neighboring flange ventilation hole 1f.By divulging information in two neighboring flange
Ventilation hole reinforcing rib 1g is added between the 1f of hole, the intensity of flange ventilation hole 1f can be increased in this way.At least two connection splines
1c is equipped with the spline thread hole 1h for installing the housing screw 3.Since spline is main stressed member, so compressing spiral shell
Nail 3 is only merely to play compression positioning action, and stress is very small, so as to which usage quantity is less and the smaller spiral shell of size
Nail.
Being equipped with for the screwing through hole 4a that installs the housing screw 3 for above-mentioned compacting ring 4, it is right on the compacting ring 4
The position of the screwing through hole 4a is answered to be equipped with screwing through hole rib 4b.By the position that screwing through hole 4a is corresponded on compacting ring 4
It puts and adds screwing through hole rib 4b, the service life of compacting ring 4 can be improved in this way.The internal diameter of the compacting ring 4 and the system
The internal diameter of Moving plate ontology 2a towards the disk of 1 side of wheel hub matches, the outer diameter of the compacting ring 4 and the brake disc sheet
Body 2a is matched backwards to the internal diameter of the disk of 1 side of wheel hub.By the way that the internal diameter of compacting ring 4 is designed to and brake disc ontology
The internal diameter of 2a towards the disk of 1 side of wheel hub matches, and can prevent compacting ring 4 from blocking spline ventilation hole 1e in this way；Meanwhile
By the way that the outer diameter of compacting ring 4 is designed to match backwards to the internal diameter of the disk of 1 side of wheel hub with brake disc ontology 2a, this
Sample is convenient for the installation of compacting ring 4.The internal diameter of the brake disc ontology 2a towards the disk of 1 side of wheel hub is less than the braking
Disk ontology 2a is backwards to the internal diameter of the disk of 1 side of wheel hub.Pass through the disk by brake disc ontology 2a towards wheel hub 1 side
Internal diameter is designed to be less than brake disc ontology 2a backwards to the internal diameter of the disk of 1 side of wheel hub, can guarantee the two of this assembly in this way
Side is perforation, so as to improve radiating efficiency.
The quantity of above-mentioned flange ventilation hole 1f is more than the quantity of the spline ventilation hole 1e.By by flange ventilation hole 1f's
Quantitative design can increase intake in this way into the quantity more than spline ventilation hole 1e.Each spline ventilation hole 1e is corresponding with
One flange ventilation hole 1f is located on the same busbar of the hub bearing position 1b.By designing each spline ventilation hole 1e
It is corresponding to be located on the same busbar of hub bearing position 1b there are one flange ventilation hole 1f, i.e., each spline ventilation hole 1e with it is corresponding
Flange ventilation hole 1f is located on the same busbar of hub bearing position 1b, is conducive to the flowing of air in this way, improves radiating efficiency.
Above-mentioned spline ventilation hole 1e is arc structure.By the way that spline ventilation hole 1e is designed as arc structure, such side
Face is conducive to the flowing of air, improves radiating efficiency, is on the other hand avoided that stress concentration, has ensured that connection spline 1c's is strong
Degree.The flange ventilation hole 1f is arc structure.It is on the one hand advantageous in this way by the way that flange ventilation hole 1f is designed as arc structure
In the flowing of air, radiating efficiency is improved, is on the other hand avoided that stress concentration, ensured the intensity of wheelboss flange 1a.
The assembly method of above-mentioned wheel hub brake disk assembly is as follows：
A, the connection spline being directed at the connection keyway 2b on the brake disc ontology 2a on the wheel hub 1
1c is installed the brake disc ontology 2a radial positionings by the connection spline 1c and the connection keyway 2b of mutual cooperation
On wheel hub 1；
B, the brake disc ontology 2a axial compressions are positioned described on reinforcing rib 1d and described in use with the compacting ring 4
Housing screw 3 is locked.
The present embodiment passes through the along the circumferential direction company of opening up on inner rings of the brake disc ontology 2a towards the disk of 1 side of wheel hub
Keyway 2b is met, and the position of corresponding installation brake disc ontology 2a is along the circumferential direction added with connecting on the outer wall of hub bearing position 1b
The matched connection spline 1c of keyway 2b are met, such brake disc 2 can be mounted on wheel hub 1 by spline connection mode radial positioning
On, brake disc 2 then can be axially installed in by wheel hub 1 by the cooperation positioned between reinforcing rib 1d and compacting ring 4 again
On, this combination mounting means is as a result of spline structure, and connection spline 1c plays the role of main stress, so housing screw
3 be only merely to play compression positioning action, and stress is very small, so as to use the screw of small size, in order to installing and
The maintenance in later stage, service life are longer；Since the load that spline can bear is larger, so further increasing using the longevity
Life；Since the stress point of spline and the brake force of brake disc are in approximately the same plane, so moment of flexure will not be generated, so as to greatly
The force status of spline is improved, and then further improves service life；Since brake disc ontology 2a directly passes through flower
Bond structure is mounted on the 1b of hub bearing position, so brake disc 2 need not redesign brake disc sleeve, so as to greatly reduce this
The weight of assembly is conducive to the lightweight of vehicle, more energy efficient environmental protection；By being opened between the root of two neighboring connection spline 1c
If spline ventilation hole 1e, and several flanges that can be connected with spline ventilation hole 1e are along the circumferential direction opened up on wheelboss flange 1a
Ventilation hole 1f, such air can circulate in this assembly, so as to greatly increase the radiating efficiency of this assembly, ensure driving
Safety；By in connection spline 1c towards adding with corresponding position on the outer wall of hub bearing position 1b on the side of wheelboss flange 1a
Position reinforcing rib 1d is set, and makes the top surface of positioning reinforcing rib 1d protrusion connection splines 1c, in this way, the positioning reinforcing rib 1d mono- added
Aspect can play the role of intensity to connection spline 1c and strengthen, and installation positioning on the other hand can also be played to brake disc ontology 2a
Effect.
In addition, the present embodiment between two neighboring flange ventilation hole 1f by adding ventilation hole reinforcing rib 1g, such energy
Increase the intensity of flange ventilation hole 1f；Since spline is main stressed member, so housing screw 3 is only merely to play compression to determine
Position effect, stress is very small, so as to which usage quantity is less and the smaller screw of size；By corresponding on compacting ring 4
The position of screwing through hole 4a adds screwing through hole rib 4b, can improve the service life of compacting ring 4 in this way；By by compacting ring
4 internal diameter is designed to that the internal diameter with brake disc ontology 2a towards the disk of 1 side of wheel hub matches, and can prevent from compressing in this way
Circle 4 blocks spline ventilation hole 1e；By being designed to the outer diameter of compacting ring 4 with brake disc ontology 2a backwards to 1 side of wheel hub
The internal diameter of disk match, be convenient for the installation of compacting ring 4 in this way；Pass through the circle by brake disc ontology 2a towards 1 side of wheel hub
The internal diameter of disk is designed to be less than brake disc ontology 2a backwards to the internal diameter of the disk of 1 side of wheel hub, can guarantee this assembly in this way
Both sides be perforation, so as to improve radiating efficiency；By the way that the quantitative design of flange ventilation hole 1f is divulged information into more than spline
The quantity of hole 1e can increase intake in this way；By designing each spline ventilation hole 1e correspondences, there are one flange ventilation holes 1f
In on the same busbar of hub bearing position 1b, i.e., each spline ventilation hole 1e is located at hub bearing with corresponding flange ventilation hole 1f
On the same busbar of position 1b, be conducive to the flowing of air in this way, improve radiating efficiency；By the way that spline ventilation hole 1e is designed as
On the one hand arc structure is conducive to the flowing of air in this way, improve radiating efficiency, is on the other hand avoided that stress concentration, protects
The intensity of connection spline 1c is hindered；By the way that flange ventilation hole 1f is designed as arc structure, be on the one hand conducive to air in this way
Flowing, improves radiating efficiency, is on the other hand avoided that stress concentration, ensured the intensity of wheelboss flange 1a.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of screw-type wheel hub for commercial car, the wheel hub is made of wheelboss flange (1a) and hub bearing position (1b),
It is characterized in that, the position of corresponding installation brake disc ontology (2a) is along the circumferential direction set on the outer wall of the hub bearing position (1b)
The connection spline (1c) that radial positioning installs the brake disc ontology (2a) is useful for, the spline (1c) that connects is towards the wheel
On the side of hub flange (1a) positioning reinforcing rib (1d), institute are equipped with corresponding position on the outer wall of the hub bearing position (1b)
State the top surface that positioning reinforcing rib (1d) protrudes the connection spline (1c), at least two connection splines (1c) backwards to described
The side of wheelboss flange (1a) is equipped with the spline thread hole (1h) that the brake disc ontology (2a) is installed for axial restraint, phase
It is equipped with spline ventilation hole (1e) between the root of adjacent two connection splines (1c), circumferentially side on the wheelboss flange (1a)
To the flange ventilation hole (1f) that can be connected equipped with several with the spline ventilation hole (1e).
2. it to be used for the screw-type wheel hub of commercial car as described in claim 1, which is characterized in that the two neighboring flange ventilation
Ventilation hole reinforcing rib (1g) is equipped between hole (1f).
3. it to be used for the screw-type wheel hub of commercial car as described in claim 1, which is characterized in that the flange ventilation hole (1f)
Quantity is more than the quantity of the spline ventilation hole (1e).
4. it to be used for the screw-type wheel hub of commercial car as described in claim 1, which is characterized in that each spline ventilation hole
(1e) is corresponding, and there are one the flange ventilation holes (1f) on the same busbar of the hub bearing position (1b).
5. it to be used for the screw-type wheel hub of commercial car as described in claim 1, which is characterized in that the spline ventilation hole (1e) is
Arc structure.
6. it to be used for the screw-type wheel hub of commercial car as described in claim 1, which is characterized in that the flange ventilation hole (1f) is
Arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465002.8A CN108162682A (en) | 2017-12-28 | 2017-12-28 | For the screw-type wheel hub of commercial car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465002.8A CN108162682A (en) | 2017-12-28 | 2017-12-28 | For the screw-type wheel hub of commercial car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108162682A true CN108162682A (en) | 2018-06-15 |
Family
ID=62519300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711465002.8A Pending CN108162682A (en) | 2017-12-28 | 2017-12-28 | For the screw-type wheel hub of commercial car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108162682A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829799A (en) * | 2021-09-29 | 2021-12-24 | 保定市立中车轮制造有限公司 | Commercial car aluminum wheel hub |
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| CN202194979U (en) * | 2011-07-06 | 2012-04-18 | 武汉元丰汽车零部件有限公司 | Braking part for automobiles |
| CN102425627A (en) * | 2011-12-20 | 2012-04-25 | 郑州精益达汽车零部件有限公司 | Automotive brake disc |
| CN204110000U (en) * | 2014-09-18 | 2015-01-21 | 东风汽车公司 | A kind of plate disc brake mounting structure |
| CN107314066A (en) * | 2016-10-24 | 2017-11-03 | 上海汇众汽车制造有限公司 | Split-type brake disc |
| CN207972483U (en) * | 2017-12-28 | 2018-10-16 | 湖北三环车桥有限公司 | Screw-type wheel hub for commercial car |
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2017
- 2017-12-28 CN CN201711465002.8A patent/CN108162682A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202194979U (en) * | 2011-07-06 | 2012-04-18 | 武汉元丰汽车零部件有限公司 | Braking part for automobiles |
| CN102425627A (en) * | 2011-12-20 | 2012-04-25 | 郑州精益达汽车零部件有限公司 | Automotive brake disc |
| CN204110000U (en) * | 2014-09-18 | 2015-01-21 | 东风汽车公司 | A kind of plate disc brake mounting structure |
| CN107314066A (en) * | 2016-10-24 | 2017-11-03 | 上海汇众汽车制造有限公司 | Split-type brake disc |
| CN207972483U (en) * | 2017-12-28 | 2018-10-16 | 湖北三环车桥有限公司 | Screw-type wheel hub for commercial car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113829799A (en) * | 2021-09-29 | 2021-12-24 | 保定市立中车轮制造有限公司 | Commercial car aluminum wheel hub |
| CN113829799B (en) * | 2021-09-29 | 2023-06-16 | 保定市立中车轮制造有限公司 | Commercial vehicle aluminum hub |
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