CN108302142B - The assembly method of pin type wheel hub brake disk assembly for commercial vehicle - Google Patents
The assembly method of pin type wheel hub brake disk assembly for commercial vehicle Download PDFInfo
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- CN108302142B CN108302142B CN201711465012.1A CN201711465012A CN108302142B CN 108302142 B CN108302142 B CN 108302142B CN 201711465012 A CN201711465012 A CN 201711465012A CN 108302142 B CN108302142 B CN 108302142B
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- Prior art keywords
- brake disc
- wheel hub
- spline
- expansion
- connection
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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
- F16D65/123—Discs; Drums for disc brakes comprising an annular disc secured to a hub member; Discs characterised by means for mounting
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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
- F16D65/127—Discs; Drums for disc brakes characterised by properties of the disc surface; Discs lined with friction material
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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
-
- 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
- F16D2065/1332—Structure external ribs, e.g. for cooling or reinforcement
-
- 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
-
- 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
- F16D2065/1392—Connection elements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of assembly method of the pin type wheel hub brake disk assembly for commercial vehicle, the assembly includes the wheel hub being made of wheelboss flange and hub bearing position, brake disc includes brake disc ontology, the disk inner ring of brake disc ontology towards wheel hub side is equipped with connection keyway, hub bearing position is equipped with connection spline, it connects and is equipped with positioning reinforcing rib on spline with hub bearing position, position reinforcing rib protrusion connection spline top surface, at least one connection spline top surface is equipped with the first semicircle orifice, is correspondingly connected in keyway and is equipped with the second semicircle orifice；Assembly method includes: that connection keyway alignment is connected spline, and the first semicircle orifice is made to be directed at the second semicircle orifice, and brake disc ontology is mounted on wheel hub by connection spline and connection keyway；Brake disc ontology is pressed on positioning reinforcing rib；Expandable fixation assemblies are inserted in the full-round hole as composed by the second semicircle orifice and the first semicircle orifice, inflating inflatable fixation kit is so that brake disc ontology is axially installed on wheel hub.Suitable for commercial vehicle.
Description
Technical field
The present invention relates to commercial vehicle field of hub, total more particularly to a kind of pin type wheel hub brake disc for commercial vehicle
At assembly method.
Background technique
Currently, 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 safety of vehicle and economy.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:
It is sleeved on the hub bearing position of wheel hub due to brake disc by brake disc sleeve and is fixed by fixing bolt, so
Fixing bolt will receive very big shearing force, in this way, to guarantee that traffic safety, the size of fixing bolt must design very big,
And the size design of fixing bolt it is very big after, the installation of fixing bolt is very laborious time-consuming.
Summary of the invention
The purpose of the invention is to overcome the shortcomings of above-mentioned background technique, a kind of pin type wheel for commercial vehicle is provided
The assembly method of hub brake disk assembly.
In order to achieve the goal above, a kind of dress of pin type wheel hub brake disk assembly for commercial vehicle provided by the invention
Method of completing the square, the wheel hub brake disk assembly includes wheel hub and brake disc, wherein the wheel hub is by wheelboss flange and hub bearing position
Composition, the brake disc includes brake disc ontology, and the brake disc ontology is towards edge on the inner ring of the disk of the wheel hub side
Circumferencial direction is equipped with several connection keyways, the corresponding position for installing the brake disc ontology on the outer wall of the hub bearing position
Along the circumferential direction be equipped with the connection spline that matches of connection keyway, the brake disc ontology by the connection keyway with
The connection spline is mounted on the hub bearing position, the connection spline towards on the side of the wheelboss flange with it is described
Corresponding position is equipped with positioning reinforcing rib on the outer wall of hub bearing position, and the positioning reinforcing rib protrudes the top of the connection spline
The top surface in face, at least one connection spline is equipped with the first semicircle orifice, equipped with the second half in the corresponding connection keyway
Expandable fixation assemblies are installed in full-round hole composed by circular hole, second semicircle orifice and first semicircle orifice；It is described
The assembly method of wheel hub brake disk assembly the following steps are included:
A, the connection keyway on the brake disc ontology is directed at the connection spline on the wheel hub, and makes institute
It states the first semicircle orifice and is directed at corresponding second semicircle orifice, pass through the mutually matched connection spline and the connecting key
The brake disc ontology radial positioning is mounted on wheel hub by slot；
B, the brake disc ontology is axially pressed on the positioning reinforcing rib；
C, the expandable fixation assemblies are inserted into as composed by second semicircle orifice and first semicircle orifice
In full-round hole, and the expandable fixation assemblies are expanded so that the brake disc ontology is axially installed on the wheel hub.
By along the circumferential direction opening up connection keyway on inner ring of the brake disc ontology towards the disk of wheel hub side, and
The position of corresponding installation brake disc ontology along the circumferential direction adds and the company that connect keyway and match on the outer wall of hub bearing position
Spline is connect, such brake disc can be mounted on wheel hub by spline connection type radial positioning, then again by inflatable solid
Determining the cooperation between component and full-round hole can be axially installed in brake disc on wheel hub, this combination mounting means due to
It using spline structure, connects spline and plays the role of main stress, so expandable fixation assemblies are only merely to play positioning to make
With stress is very small, and smaller so as to be sized to, installation is simple and convenient and time saving and energy saving, and later maintenance is also square
Just, service life is longer；Simultaneously as the load that spline can bear is larger, so further increasing service life；And
And in the same plane due to the brake force of the stress point of spline and brake disc, so moment of flexure will not be generated, thus greatly
The force status of spline is improved, and then further improves service life；Again and, since brake disc ontology directly passes through
Spline structure is mounted on hub bearing position, so brake disc is not necessarily to redesign brake disc sleeve, to greatly reduce wheel
The weight of hub brake disk assembly is conducive to the lightweight of vehicle, more energy efficient environmental protection；Finally, by connecting spline towards wheel hub
Positioning reinforcing rib is added with corresponding position on the outer wall of hub bearing position on the side of flange, and makes to position reinforcing rib protrusion company
The top surface of spline is connect, is reinforced in this way, on the one hand the positioning reinforcing rib added can play the role of intensity to connection spline, it is another
Aspect can also play the role of installation positioning to brake disc ontology.
In the above scheme, the expandable fixation assemblies include expansion axle sleeve, expand pin shaft and expansion nut, described swollen
The side wall of swelling shaft set is equipped with inflation openings, and the inner surface of the expansion axle sleeve is the conical surface, one end appearance of the expansion pin shaft
Face is the conical surface matched with the inner surface of the expansion axle sleeve, and the other end outer surface of the expansion pin shaft is equipped with screw thread, institute
It states expansion axle sleeve to be sleeved on the conical surface end of the expansion pin shaft, the expansion nut is sleeved on the end of thread of the expansion pin shaft
On, the expansion axle sleeve and expansion pin shaft expansion are mounted in the full-round hole.
In the above scheme, the end face of the expansion nut towards the expansion axle sleeve is equipped with locating flange, described fixed
The outer diameter of position flange is greater than the internal diameter of the full-round hole, and when assembly, set is first installed the expansion axle sleeve and the expansion nut
The expansion pin shaft be inserted into the full-round hole, and make the locating flange and the full-round hole backwards to the wheel hub method
Blue end face offsets, and then tightening the expansion nut expands the expandable fixation assemblies.By in expansion nut
Locating flange is added on towards the end face of expansion axle sleeve, in this way, brake disc ontology direction can be against on the basis of locating flange
On the disk of wheel hub side, then expandable fixation assemblies are installed, the installation site to ensure expandable fixation assemblies is correct.
In the above scheme, the internal diameter of the brake disc ontology towards the disk of the wheel hub side is less than the brake disc
Internal diameter of the ontology backwards to the disk of the wheel hub side.It is designed by the internal diameter by brake disc ontology towards the disk of wheel hub side
At being less than brake disc ontology backwards to the internal diameter of the disk of the wheel hub side so that it is convenient to installation.
In the above scheme, the quantity of the expandable fixation assemblies is 5 groups, and expandable fixation assemblies described in 5 groups are along circle
Circumferential direction is evenly arranged.
Technical solution provided by the invention has the benefit that
1, by along the circumferential direction opening up connection keyway on inner ring of the brake disc ontology towards the disk of wheel hub side, and
The position of corresponding installation brake disc ontology along the circumferential direction adds and connect what keyway matched on the outer wall of hub bearing position
Spline is connected, such brake disc can be mounted on wheel hub by spline connection type radial positioning, then again by inflatable
Brake disc can be axially installed on wheel hub by the cooperation between fixation kit and full-round hole, this combination mounting means by
In using spline structure, connection spline plays the role of main stress, so expandable fixation assemblies are only merely to play positioning
Effect, stress is very small, smaller so as to be sized to, and installs simple and convenient and time saving and energy saving, later maintenance
Convenient, service life is longer；
2, the load that can bear due to spline is larger, so further increasing service life；
3, in the same plane due to the brake force of the stress point of spline and brake disc, so moment of flexure will not be generated, from
And the force status of spline is significantly improved, and then further improve service life；
4, it is mounted on hub bearing position since brake disc ontology directly passes through spline structure, so brake disc no longer needs to set
It counts brake disc sleeve and is conducive to the lightweight of vehicle, more energy efficient ring to greatly reduce the weight of wheel hub brake disk assembly
It protects；
5, by adding on connecting side of the spline towards wheelboss flange with corresponding position on the outer wall of hub bearing position
Position reinforcing rib is set, and makes the top surface for positioning reinforcing rib protrusion connection spline, in this way, the positioning reinforcing rib added on the one hand can be with
Play the role of intensity to connection spline to reinforce, installation positioning on the other hand can also be played to brake disc ontology；
6, by adding locating flange on the end face of expansion nut direction expansion axle sleeve, in this way, can be with locating flange
On the basis of be against brake disc ontology towards on the disk of wheel hub side, then expandable fixation assemblies are installed, to ensure may expand
The installation site of fixation kit is correct；
7, it is designed to be less than brake disc ontology backwards to institute by the internal diameter by brake disc ontology towards the disk of wheel hub side
The internal diameter of the disk of wheel hub side is stated so that it is convenient to installation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of wheel hub brake disk assembly；
Fig. 2 is another viewing angle constructions schematic diagram of Fig. 1；
Fig. 3 is the schematic view of the front view of Fig. 1；
Fig. 4 is the backsight structural representation of Fig. 1；
Fig. 5 is the schematic diagram of the section structure of the line A-A along Fig. 4；
Fig. 6 is the side structure schematic view of Fig. 1；
Fig. 7 is the structural schematic diagram of wheel hub；
Fig. 8 is another viewing angle constructions schematic diagram of Fig. 7；
Fig. 9 is the schematic view of the front view of Fig. 7；
Figure 10 is the backsight structural representation of Fig. 7；
Figure 11 is the schematic diagram of the section structure of the line B-B along Figure 10；
Figure 12 is the side structure schematic view of Fig. 7；
Figure 13 is the structural schematic diagram of brake disc；
Figure 14 is the schematic view of the front view 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 schematic view of the front view of Figure 16；
Figure 19 is another configuration schematic diagram of wheel hub brake disk assembly；
Figure 20 is the structural schematic diagram of expandable fixation assemblies；
Figure 21 is the schematic view of the front view of Figure 20；
Figure 22 is the side structure schematic view of Figure 20；
Figure 23 is the schematic diagram of the section structure of the line C-C along Figure 22；
Figure 24 is the configuration schematic diagram of expandable fixation assemblies.
In figure: wheel hub 1, wheelboss flange 1a, hub bearing position 1b connect spline 1c, position reinforcing rib 1d, the first semicircle orifice
1e, spline ventilation hole 1f, flange ventilation hole 1g, ventilation hole reinforcing rib 1h, brake disc 2, brake disc ontology 2a connect keyway 2b,
Second semicircle orifice 2c, expandable fixation assemblies 3 expand axle sleeve 3a, expand pin shaft 3b, expansion nut 3c, inflation openings 3d, positioning
Flange 3e.
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
Limitation of the invention.
Embodiment 1:
Present embodiments provide a kind of assembly method of pin type wheel hub brake disk assembly for commercial vehicle, the wheel hub
Brake disk assembly includes wheel hub 1 and brake disc 2, wherein the wheel hub 1 is made of wheelboss flange 1a and hub bearing position 1b, institute
Stating brake disc 2 includes brake disc ontology 2a, the brake disc ontology 2a towards on the inner ring of the disk of 1 side of wheel hub along circle
Circumferential direction is equipped with several connections keyway 2b, the corresponding installation brake disc ontology 2a on the outer wall of the hub bearing position 1b
Position is along the circumferential direction equipped with the connection spline 1c, the brake disc ontology 2a that match with the connection keyway 2b described in
The connection keyway 2b and connection spline 1c is mounted on the hub bearing position 1b, and the connection spline 1c is towards the wheel hub
Positioning reinforcing rib 1d is equipped on the side of flange 1a with corresponding position on the outer wall of the hub bearing position 1b, the positioning adds
Strengthening tendons 1d protrudes the top surface of the connection spline 1c, the top surface of at least one connection spline 1c is equipped with the first semicircle orifice
The second semicircle orifice 2c, the second semicircle orifice 2c and the first semicircle orifice 1e is equipped in 1e, the corresponding connection keyway 2b
Expandable fixation assemblies 3 are installed in composed full-round hole；The assembly method of the wheel hub brake disk assembly includes following step
It is rapid:
A, the connection keyway 2b on the brake disc ontology 2a is directed at the connection spline on the wheel hub 1
1c, and the first semicircle orifice 1e is made to be directed at the corresponding second semicircle orifice 2c, it is spent by the mutually matched connection
The brake disc ontology 2a radial positioning is mounted on wheel hub 1 by the key 1c and connection keyway 2b；
B, by the brake disc ontology 2a axial compression on the positioning reinforcing rib 1d；
C, the expandable fixation assemblies 3 are inserted by the second semicircle orifice 2c and the first semicircle orifice 1e institute group
At full-round hole in, and expand the expandable fixation assemblies 3 so that the brake disc ontology 2a be axially installed in it is described
On wheel hub 1.
By along the circumferential direction opening up connection keyway on inner ring 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 along the circumferential direction adds and connect keyway on the outer wall of hub bearing position 1b
The connection spline 1c that 2b is matched, such brake disc 2 can be mounted on wheel hub 1 by spline connection type radial positioning, so
Brake disc 2 can be axially installed on wheel hub 1 by the cooperation between expandable fixation assemblies 3 and full-round hole again afterwards,
This combination mounting means plays the role of main stress due to using spline structure, connection spline, so inflatable fixed group
Part 3 is only merely to play positioning action, and stress is very small, smaller so as to be sized to, install it is simple and convenient and
Time saving and energy saving, later maintenance also facilitates, and service life is longer；Simultaneously as the load that spline can bear is larger, so into one
Improve service life to step；Moreover, because the brake force of the stress point of spline and brake disc 2 is in the same plane, so
Moment of flexure will not be generated, to significantly improve the force status of spline, and then further improves service life；Again
And be mounted on the 1b of hub bearing position since brake disc ontology 2a directly passes through spline structure, so brake disc 2 is without redesign
Brake disc sleeve is conducive to the lightweight of vehicle, more energy efficient ring to greatly reduce the weight of wheel hub brake disk assembly
It protects；Finally, by connection spline 1c towards on the side of wheelboss flange 1a with corresponding position on the outer wall of hub bearing position 1b
It sets and adds positioning reinforcing rib 1d, and make the top surface for positioning reinforcing rib 1d protrusion connection spline 1c, in this way, the positioning reinforcing rib added
On the one hand 1d can play the role of intensity to connection spline 1c and reinforce, on the other hand can also play installation to brake disc ontology 2a
The effect of positioning.
Above-mentioned expandable fixation assemblies 3 include expansion axle sleeve 3a, expansion pin shaft 3b and expansion nut 3c, the expansion axle sleeve
The side wall of 3a is equipped with inflation openings 3d, and the inner surface of the expansion axle sleeve 3a is the conical surface, outside one end of the expansion pin shaft 3b
Surface is the conical surface matched with the inner surface of the expansion axle sleeve 3a, and the other end outer surface of the expansion pin shaft 3b is equipped with spiral shell
Line, the expansion axle sleeve 3a are sleeved on the conical surface end of the expansion pin shaft 3b, and the expansion nut 3c is sleeved on the expansion
On the end of thread of pin shaft 3b, the expansion axle sleeve 3a and expansion pin shaft 3b expansion are mounted in the full-round hole.It is described swollen
The end face of expansion nut 3c towards the expansion axle sleeve 3a are equipped with locating flange 3e, and the outer diameter of the locating flange 3e is greater than described
Set when assembly, is first installed the expansion pin shaft 3b of the expansion axle sleeve 3a and expansion nut 3c by the internal diameter of full-round hole
It is inserted into the full-round hole, and makes end face phase backwards to the wheelboss flange 1a of the locating flange 3e with the full-round hole
It supports, then tightening the expansion nut 3c expands the expandable fixation assemblies 3.By in expansion nut 3c towards swollen
Locating flange 3e is added on the end face of swelling shaft set 3a, in this way, brake disc ontology 2a court can be against on the basis of locating flange 3e
To on the disk of 1 side of wheel hub, then expandable fixation assemblies 3 are installed, to ensure the installation site of expandable fixation assemblies 3 just
Really.
The internal diameter of above-mentioned brake disc ontology 2a towards the disk of 1 side of wheel hub is less than the brake disc ontology 2a backwards
The internal diameter of the disk of 1 side of wheel hub.It is designed to by the internal diameter by brake disc ontology 2a towards the disk of 1 side of wheel hub small
In brake disc ontology 2a backwards to the internal diameter of the disk of 1 side of wheel hub so that it is convenient to installation.The expandable fixation assemblies
3 quantity is 5 groups, and expandable fixation assemblies 3 described in 5 groups are evenly distributed in the circumferential direction.
The present embodiment passes through the along the circumferential direction company of opening up on inner ring 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 along the circumferential direction adds and connects on the outer wall of hub bearing position 1b
The connection spline 1c that keyway 2b is matched is met, such brake disc 2 can be mounted on wheel hub 1 by spline connection type radial positioning
On, brake disc 2 then can be axially installed in by wheel hub by the cooperation between expandable fixation assemblies 3 and full-round hole again
On 1, this combination mounting means plays the role of main stress due to using spline structure, connection spline, so inflatable solid
Determining component 3 only is merely to play positioning action, and stress is very small, smaller so as to be sized to, and installs simple side
Just and time saving and energy saving, later maintenance also facilitates, and service life is longer；Since the load that spline can bear is larger, so into one
Improve service life to step；Due to spline stress point and brake disc 2 brake force in the same plane, so will not produce
Raw moment of flexure, to significantly improve the force status of spline, and then further improves service life；Due to brake disc
Ontology 2a directly passes through spline structure and is mounted on the 1b of hub bearing position, so brake disc 2 is not necessarily to redesign brake disc sleeve, from
And the weight of wheel hub brake disk assembly is greatly reduced, be conducive to the lightweight of vehicle, more energy efficient environmental protection；By being spent in connection
Key 1c towards positioning reinforcing rib 1d is added on the side of wheelboss flange 1a with corresponding position on the outer wall of hub bearing position 1b, and
Make the top surface for positioning reinforcing rib 1d protrusion connection spline 1c, in this way, on the one hand the positioning reinforcing rib 1d added can spend connection
Key 1c plays the role of intensity reinforcement, and installation positioning on the other hand can also be played to brake disc ontology 2a.
In addition, the present embodiment by expansion nut 3c towards expansion axle sleeve 3a end face on add locating flange 3e, this
Sample can be against brake disc ontology 2a towards on the disk of 1 side of wheel hub on the basis of locating flange 3e, and then installation is inflatable
Fixation kit 3, the installation site to ensure expandable fixation assemblies 3 are correct；By by brake disc ontology 2a towards 1 side of wheel hub
The internal diameter of disk be designed to be less than brake disc ontology 2a backwards to the internal diameter of the disk of 1 side of wheel hub so that it is convenient to peace
Dress.
Embodiment 2:
Present embodiments provide a kind of pin type wheel hub brake disk assembly for commercial vehicle, including wheel hub 1 and brake disc
2, wherein the wheel hub 1 is made of wheelboss flange 1a and hub bearing position 1b, and the brake disc 2 includes brake disc ontology 2a, institute
Brake disc ontology 2a is stated towards being along the circumferential direction equipped with several connections keyway 2b on the inner ring of the disk of 1 side of wheel hub,
The corresponding position for installing the brake disc ontology 2a is along the circumferential direction equipped with and the company on the outer wall of the hub bearing position 1b
It meets connection spline 1c, the brake disc ontology 2a that keyway 2b is matched and passes through the connection keyway 2b and connection spline 1c
Be mounted on the hub bearing position 1b, the connection spline 1c towards on the side of the wheelboss flange 1a with the hub spindle
It holds corresponding position on the outer wall of a 1b and is equipped with positioning reinforcing rib 1d, the positioning reinforcing rib 1d protrudes the connection spline 1c's
Top surface, the positioning reinforcing rib 1d is for brake disc ontology 2a described in location and installation and for increasing the strong of the connection spline 1c
It spends, along the first semicircle orifice 1e is axially arranged on top surface of at least one connection spline 1c, the first semicircle orifice 1e is logical
Hole and the first semicircle orifice 1e axially penetrate through the corresponding connection spline 1c and the corresponding positioning reinforcing rib 1d, corresponding
The connection keyway 2b in along the second semicircle orifice 2c is axially arranged with, the second semicircle orifice 2c is through-hole and second semicircle
Hole 2c axially penetrates through the corresponding connection keyway 2b, the second semicircle orifice 2c with it is whole composed by the first semicircle orifice 1e
Expandable fixation assemblies 3 are installed, the full-round hole is also through-hole, certainly, can also be according to actual needs by the first half in circular hole
Circular hole 1e and the second semicircle orifice 2c are designed to blind hole；Spline ventilation hole is equipped between the root of the two neighboring connection spline 1c
Several flange ventilation holes that can be connected to the spline ventilation hole 1f are along the circumferential direction equipped on 1f, the wheelboss flange 1a
1g。
By along the circumferential direction opening up connection keyway on inner ring 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 along the circumferential direction adds and connect keyway on the outer wall of hub bearing position 1b
The connection spline 1c that 2b is matched, such brake disc 2 can be mounted on wheel hub 1 by spline connection type radial positioning, so
Brake disc 2 can be axially installed on wheel hub 1 by the cooperation between expandable fixation assemblies 3 and full-round hole again afterwards,
For this combination mounting means due to using spline structure, connection spline 1c plays the role of main stress, so inflatable fix
Component 3 is only merely to play positioning action, and stress is very small, smaller so as to be sized to, in order to installing and
The maintenance in later period, and service life is longer；Simultaneously as the load that spline can bear is larger, so further increasing
Service life；Moreover, because spline stress point and brake disc brake force in the same plane, so will not generate curved
Square to significantly improve the force status of spline, and then further improves service life；Again and, due to braking
Disk ontology 2a directly passes through spline structure and is mounted on the 1b of hub bearing position, so brake disc 2 is not necessarily to redesign brake disc sleeve,
To greatly reduce the weight of this assembly, be conducive to the lightweight of vehicle, more energy efficient environmental protection；Then, by adjacent two
Spline ventilation hole 1e is opened up between the root of a connection spline 1c, and along the circumferential direction opening up several on wheelboss flange 1a can
The flange ventilation hole 1f being connected to spline ventilation hole 1e, such air can circulate in this assembly, to greatly increase this
The radiating efficiency of assembly, has ensured traffic safety；Followed by, by connection spline 1c towards on the side of wheelboss flange 1a with
Corresponding position adds positioning reinforcing rib 1d on the outer wall of hub bearing position 1b, and makes to position reinforcing rib 1d protrusion connection spline 1c
Top surface, reinforce in this way, on the one hand the positioning reinforcing rib 1d added can play the role of intensity to connection spline 1c, another party
Face can also play the role of installation positioning to brake disc ontology 2a；Finally, by being designed to the first semicircle orifice 1e through positioning
On the one hand reinforcing rib 1d facilitates the installation of expandable fixation assemblies 3 in this way, when on the other hand dismantling, expandable fixation assemblies 3
It can support from one end towards wheelboss flange 1a of full-round hole, to facilitate the disassembly of expandable fixation assemblies 3.
Above-mentioned expandable fixation assemblies 3 include expansion axle sleeve 3a, expansion pin shaft 3b and expansion nut 3c, the expansion axle sleeve
The side wall of 3a is equipped with inflation openings 3d, and the inner surface of the expansion axle sleeve 3a is the conical surface, outside one end of the expansion pin shaft 3b
Surface is the conical surface matched with the inner surface of the expansion axle sleeve 3a, and the other end outer surface of the expansion pin shaft 3b is equipped with spiral shell
Line, the expansion axle sleeve 3a are sleeved on the conical surface end of the expansion pin shaft 3b, and the expansion nut 3c is sleeved on the expansion
On the end of thread of pin shaft 3b, the expansion axle sleeve 3a and expansion pin shaft 3b expansion are mounted in the full-round hole.It is described swollen
The end face of expansion nut 3c towards the expansion axle sleeve 3a are equipped with locating flange 3e, and the outer diameter of the locating flange 3e is greater than described
The internal diameter of full-round hole.By in expansion nut 3c towards locating flange 3e is added on the end face of expansion axle sleeve 3a, in this way, can be with
It is against brake disc ontology 2a on the basis of locating flange 3e towards on the disk of 1 side of wheel hub, then expandable fixation assemblies are installed
3, the installation site to ensure expandable fixation assemblies 3 is correct.
Each full-round hole is corresponding with the same mother that the flange ventilation hole 1g is located at the hub bearing position 1b
On line.It is located on the same bus of hub bearing position 1b by the way that each full-round hole is corresponding with the flange ventilation hole 1g,
I.e. each full-round hole is located on the same bus of hub bearing position 1b so that it is convenient to logical from flange with corresponding flange ventilation hole 1g
Auxiliary disassembly expandable fixation assemblies 3 at air holes 1g.Ventilation hole reinforcing rib is equipped between the two neighboring flange ventilation hole 1g
1h.By adding ventilation hole reinforcing rib 1h between two flange ventilation hole 1g, the intensity of flange ventilation hole 1g can increase in this way.
The internal diameter of above-mentioned brake disc ontology 2a towards the disk of 1 side of wheel hub is less than the brake disc ontology 2a backwards
The internal diameter of the disk of 1 side of wheel hub.It is designed to by the internal diameter by brake disc ontology 2a towards the disk of 1 side of wheel hub small
In brake disc ontology 2a backwards to the internal diameter of the disk of 1 side of wheel hub, it can guarantee that the two sides of this assembly are perforations in this way, from
And improve radiating efficiency.The quantity of the flange ventilation hole 1g is greater than the quantity of the spline ventilation hole 1f.By by flange
The quantitative design of ventilation hole 1g can increase intake at the quantity for being greater than spline ventilation hole 1f in this way.Each spline ventilation
Hole 1f is corresponding with the flange ventilation hole 1g and is located on the same bus of the hub bearing position 1b.By designing each flower
Key ventilation hole 1f is corresponding with a flange ventilation hole 1g and is located on the same bus of hub bearing position 1b, i.e., each spline ventilation hole
1f is located on the same bus of hub bearing position 1b with corresponding flange ventilation hole 1g, is conducive to the flowing of air in this way, improves
Radiating efficiency.
Above-mentioned spline ventilation hole 1f is arc structure.By the way that spline ventilation hole 1f 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 is concentrated, and has ensured that connection spline 1c's is strong
Degree.The flange ventilation hole 1g is arc structure.It is on the one hand advantageous in this way by the way that flange ventilation hole 1g is designed as arc structure
In the flowing of air, radiating efficiency is improved, is on the other hand avoided that stress is concentrated, has ensured the intensity of wheelboss flange 1a.
The present embodiment passes through the along the circumferential direction company of opening up on inner ring 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 along the circumferential direction adds and connects on the outer wall of hub bearing position 1b
The connection spline 1c that keyway 2b is matched is met, such brake disc 2 can be mounted on wheel hub 1 by spline connection type radial positioning
On, brake disc 2 then can be axially installed in by wheel hub by the cooperation between expandable fixation assemblies 3 and full-round hole again
On 1, this combination mounting means plays the role of main stress due to using spline structure, connection spline 1c, so inflatable
Fixation kit 3 is only merely to play positioning action, and stress is very small, smaller so as to be sized to, in order to pacify
The maintenance of dress and later period, and service life is longer；Since the load that spline can bear is larger, so further increasing makes
Use the service life；Due to spline stress point and brake disc brake force in the same plane, so moment of flexure will not be generated, thus greatly
The earth improves the force status of spline, and then further improves service life；Since brake disc ontology 2a is directly logical
It crosses spline structure to be mounted on the 1b of hub bearing position, so brake disc 2 is not necessarily to redesign brake disc sleeve, to greatly reduce
The weight of this assembly, is conducive to the lightweight of vehicle, more energy efficient environmental protection；By it is two neighboring connection spline 1c root it
Between open up spline ventilation hole 1e, and along the circumferential direction open up what several can be connected to spline ventilation hole 1e on wheelboss flange 1a
Flange ventilation hole 1f, such air can circulate in this assembly, to greatly increase the radiating efficiency of this assembly, ensure
Traffic safety；By connection spline 1c towards on the side of wheelboss flange 1a with corresponding position on the outer wall of hub bearing position 1b
It sets and adds positioning reinforcing rib 1d, and make the top surface for positioning reinforcing rib 1d protrusion connection spline 1c, in this way, the positioning reinforcing rib added
On the one hand 1d can play the role of intensity to connection spline 1c and reinforce, on the other hand can also play installation to brake disc ontology 2a
The effect of positioning；By the way that the first semicircle orifice 1e is designed on the one hand facilitate so inflatable solid through positioning reinforcing rib 1d
Determine the installation of component 3, when on the other hand dismantling, expandable fixation assemblies 3 can be from one end towards wheelboss flange 1a of full-round hole
To go out, to facilitate the disassembly of expandable fixation assemblies 3.
In addition, the present embodiment by expansion nut 3c towards expansion axle sleeve 3a end face on add locating flange 3e, this
Sample can be against brake disc ontology 2a towards on the disk of 1 side of wheel hub on the basis of locating flange 3e, and then installation is inflatable
Fixation kit 3, the installation site to ensure expandable fixation assemblies 3 are correct；By the way that each full-round hole is corresponding with described in one
Flange ventilation hole 1g is located on the same bus of hub bearing position 1b, i.e., each full-round hole is located at corresponding flange ventilation hole 1g
So that it is convenient to which auxiliary dismantles expandable fixation assemblies 3 from flange ventilation hole 1g on the same bus of hub bearing position 1b；Pass through
Ventilation hole reinforcing rib 1h is added between two flange ventilation hole 1g, can increase the intensity of flange ventilation hole 1g in this way；Passing through will
The internal diameter of brake disc ontology 2a towards the disk of 1 side of wheel hub is designed to be less than brake disc ontology 2a backwards to 1 side of wheel hub
Disk internal diameter, can guarantee in this way this assembly two sides be perforation, to improve radiating efficiency；By the way that flange is divulged information
The quantitative design of hole 1g can increase intake at the quantity for being greater than spline ventilation hole 1f in this way；By designing each spline ventilation
Hole 1f is corresponding with a flange ventilation hole 1g and is located on the same bus of hub bearing position 1b, i.e., each spline ventilation hole 1f with it is right
The flange ventilation hole 1g answered is located on the same bus of hub bearing position 1b, is conducive to the flowing of air in this way, improves heat dissipation
Efficiency；By the way that spline ventilation hole 1f is designed as arc structure, is on the one hand conducive to the flowing of air in this way, improves heat dissipation effect
On the other hand rate is avoided that stress is concentrated, has ensured the intensity of connection spline 1c；By the way that flange ventilation hole 1g is designed as circular arc
On the one hand structure is conducive to the flowing of air in this way, improve radiating efficiency, is on the other hand avoided that stress is concentrated, ensures
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 in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (2)
1. a kind of assembly method of the pin type wheel hub brake disk assembly for commercial vehicle, the wheel hub brake disk assembly includes wheel
Hub (1) and brake disc (2), wherein the wheel hub (1) is made of wheelboss flange (1a) and hub bearing position (1b), the braking
Disk (2) includes brake disc ontology (2a), which is characterized in that circle of the brake disc ontology (2a) towards the wheel hub (1) side
Several connections keyway (2b), corresponding installation on the outer wall of the hub bearing position (1b) are along the circumferential direction equipped on the inner ring of disk
The position of the brake disc ontology (2a) is along the circumferential direction equipped with the connection spline (1c) matched with connection keyway (2b),
The brake disc ontology (2a) is mounted on the hub bearing position by the connection keyway (2b) and the connection spline (1c)
On (1b), connection spline (1c) is towards the outer wall on the side of the wheelboss flange (1a) with the hub bearing position (1b)
Upper corresponding position is equipped with positioning reinforcing rib (1d), and positioning reinforcing rib (1d) protrudes the top surface of connection spline (1c),
The top surface of at least one connection spline (1c) is equipped with the first semicircle orifice (1e), sets in the corresponding connection keyway (2b)
Have the second semicircle orifice (2c), is equipped in second semicircle orifice (2c) and full-round hole composed by first semicircle orifice (1e)
Expandable fixation assemblies (3)；The expandable fixation assemblies (3) include expansion axle sleeve (3a), expansion pin shaft (3b) and expanding screw
The side wall of female (3c), expansion axle sleeve (3a) are equipped with inflation openings (3d), and the inner surface of expansion axle sleeve (3a) is cone
Face, one end outer surface of expansion pin shaft (3b) is the conical surface matched with the inner surface of expansion axle sleeve (3a), described
The other end outer surface for expanding pin shaft (3b) is equipped with screw thread, and expansion axle sleeve (3a) is sleeved on the cone of expansion pin shaft (3b)
On the end of face, the expansion nut (3c) is sleeved on the end of thread of expansion pin shaft (3b), the expansion axle sleeve (3a) and institute
Expansion pin shaft (3b) expansion is stated to be mounted in the full-round hole；The expansion nut (3c) towards it is described expansion axle sleeve (3a) end
Face is equipped with locating flange (3e), and the outer diameter of the locating flange (3e) is greater than the internal diameter of the full-round hole, first will set when assembly
The expansion pin shaft (3b) for installing expansion axle sleeve (3a) and the expansion nut (3c) is inserted into the full-round hole, and
So that the locating flange (3e) and the end face of the wheelboss flange (1a) backwards of the full-round hole is offseted, then tightens described swollen
Expansion nut (3c) expands the expandable fixation assemblies (3)；The quantity of the expandable fixation assemblies (3) be 5 groups, 5
The group expandable fixation assemblies (3) are evenly distributed in the circumferential direction；The assembly method of the wheel hub brake disk assembly include with
Lower step:
A, the connection spline being directed at the connection keyway (2b) on the brake disc ontology (2a) on the wheel hub (1)
(1c), and first semicircle orifice (1e) is made to be directed at corresponding second semicircle orifice (2c), by mutually matched described
Brake disc ontology (2a) radial positioning is mounted on wheel hub (1) by connection spline (1c) and the connection keyway (2b)；
B, by brake disc ontology (2a) axial compression on the positioning reinforcing rib (1d)；
C, the expandable fixation assemblies (3) are inserted by second semicircle orifice (2c) and the first semicircle orifice (1e) institute
In the full-round hole of composition, and the expandable fixation assemblies (3) are expanded so that brake disc ontology (2a) axial restraint is installed
On the wheel hub (1).
2. the assembly method for the pin type wheel hub brake disk assembly of commercial vehicle as described in claim 1, which is characterized in that
The internal diameter of the brake disc ontology (2a) towards the disk of the wheel hub (1) side is less than the brake disc ontology (2a) backwards to institute
State the internal diameter of the disk of wheel hub (1) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465012.1A CN108302142B (en) | 2017-12-28 | 2017-12-28 | The assembly method of pin type wheel hub brake disk assembly for commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465012.1A CN108302142B (en) | 2017-12-28 | 2017-12-28 | The assembly method of pin type wheel hub brake disk assembly for commercial vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108302142A CN108302142A (en) | 2018-07-20 |
| CN108302142B true CN108302142B (en) | 2019-11-12 |
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ID=62867724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711465012.1A Active CN108302142B (en) | 2017-12-28 | 2017-12-28 | The assembly method of pin type wheel hub brake disk assembly for commercial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108302142B (en) |
Family Cites Families (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 |
| KR20140058119A (en) * | 2012-11-06 | 2014-05-14 | 현대자동차주식회사 | Brake disk for vehicle |
| EP3035503B1 (en) * | 2014-12-16 | 2020-08-26 | Siemens Aktiengesellschaft | Dynamoelectric machine with a brake |
| 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 |
| CN206718882U (en) * | 2017-01-23 | 2017-12-08 | 长城汽车股份有限公司 | Wheel ring flange and hub for vehicle wheel structure |
-
2017
- 2017-12-28 CN CN201711465012.1A patent/CN108302142B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108302142A (en) | 2018-07-20 |
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