CN105667487B - A kind of fixing device and its fixing means for enhancing brake and bridge bonding strength - Google Patents
A kind of fixing device and its fixing means for enhancing brake and bridge bonding strength Download PDFInfo
- Publication number
- CN105667487B CN105667487B CN201511033611.7A CN201511033611A CN105667487B CN 105667487 B CN105667487 B CN 105667487B CN 201511033611 A CN201511033611 A CN 201511033611A CN 105667487 B CN105667487 B CN 105667487B
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- Prior art keywords
- plate
- axle housing
- ring flange
- housing body
- fixing device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of fixing devices and its fixing means for enhancing brake and bridge bonding strength, the fixing device includes axle housing body, axle housing body both ends are equipped with ring flange and back-plate, the back-plate is inserted in install with the ring flange and connect by the axis hole of back-plate from axle housing body both ends, the fixing device further includes the ratcheting mechanism for making back-plate mutually ratcheting with the mounting surface of ring flange, and elastic engaging mechanism is equipped between the back-plate and axle housing body.Power is transmitted and is undertaken by original simple fixing bolt by the present invention, it is changed to be connected come shared with end face tooth structure by fixing bolt, the bearing capacity of back-plate fixing bolt is reduced, so as to make back-plate and ring flange bonding strength higher, connection reliability is more preferable.The bolt fracture failure caused by back-plate installation bolt intensity deficiency is eliminated, prevents the hidden danger that brake installation bolt fracture belt comes.
Description
Technical field
The invention belongs to vehicle bridge technical fields, and in particular to a kind of fixing device for enhancing brake and bridge bonding strength and
Its fixing means.
Background technology
Motor vehicle braking system be vehicle important component and ensure normal vehicle operation key, its work
Principle is to utilize mutually rubbing between the non-rotating component being connected with vehicle frame and the rotating element being connected with wheel (or transmission shaft)
Wipe prevent wheel rotation or rotation trend.Braking system mainly by back-plate, brake drum, brake-shoe, return spring,
The parts such as positioning pin form.Back-plate is mounted on the fixed position of vehicle bridge, it is fixed, is fitted with braking
Hoof, return spring, positioning pin bear rotary torsion during braking.
The fixed form of existing heavy truck vehicle back-plate and bridge is all by the mounting flange bolt hole on axle housing, leads to
Packing back-plate fixing bolt installation back-plate is crossed, so as to which the back-plate on the back-plate and axle housing of brake is pacified
Dress ring flange is fastenedly connected.Since the arrangement bearing capacity of fixing bolt is restricted, so as to influence back-plate and bridge
Bonding strength.Fully loaded or overloaded vehicle is when road conditions are more severe, it may appear that back-plate fixing bolt fracture defect.Increase
Rear axle failure rate, making component, there are hidden danger of quality, affect the time between failures of vehicle bridge.
Invention content
The present invention is directed at least solve one of technical problem in the prior art.For this purpose, the present invention provides a kind of increasing
The fixing device and its fixing means of strong brake and bridge bonding strength, it is therefore an objective to avoid what brake installation bolt fracture belt came
Hidden danger.
To achieve these goals, the technical solution taken of the present invention is：
A kind of fixing device for enhancing brake and bridge bonding strength, including axle housing body, axle housing body both ends are equipped with flange
Disk and back-plate, the back-plate is inserted in install with the ring flange by the axis hole of back-plate from axle housing body both ends to be connected
It connects, the fixing device further includes the ratcheting mechanism for making back-plate mutually ratcheting with the mounting surface of ring flange, the back-plate
Elastic engaging mechanism is equipped between axle housing body.
The ratcheting mechanism includes the end face tooth structure and use that are respectively arranged on back-plate mounting surface and ring flange mounting surface
In the counterface toothing for coordinating ratcheting end face tooth structure.
The end face tooth structure and counterface toothing are seven, and seven counterface toothings are evenly distributed on
The circumferencial direction of ring flange, seven end face tooth structures are evenly distributed on the counterface tooth knot of back-plate mounting surface and ring flange
The matched circumferencial direction of structure.
The fixing device further includes to make end face tooth structure and counterface toothing that ratcheting place be coordinated to be fastened
Removable fixation means.
The removable fixation means include bolt, are respectively arranged on end face tooth structure and the mutually ratcheting place of counterface toothing
The first bolt hole and the second bolt hole, bolt passes through the first bolt hole and the second bolt hole to coordinate with nut and fastened.
The elastic engaging mechanism includes elastic lug and the groove on axle housing body, and the elastic lug is set on braking
In the axis hole of bottom plate, the elastic lug is fixed with groove and back-plate and ring flange can be made to pass through ratcheting mechanism tooth
It closes.
The elastic lug and groove are three, and three elastic lugs are evenly distributed on the interior of back-plate axis hole
Side, three grooves are evenly distributed on axle housing body.
It is equipped with pressure sensor in the groove, the axle housing body is equipped with controller and indicator light, pressure sensor and refers to
Show that lamp is connect with controller.
Present invention enhancing brake and the fixing means of the fixing device of bridge bonding strength, include the following steps：
Step 1：Ring flange is fixedly connected in advance with axle housing body；
Step 2：Back-plate is inserted in axle housing body by axis hole, engages elastic engaging mechanism, and pass through back-plate
It is ratcheting with the mounting surface ratcheting mechanism of ring flange；
Step 3：Back-plate is fixedly connected with ring flange.
Beneficial effects of the present invention：Present invention employs end face tooth structure connection back-plate and rear axle is increased, thus will
Power is transmitted to be undertaken by original simple fixing bolt, is changed to be connected come shared with end face tooth structure by fixing bolt, be subtracted
The small bearing capacity of back-plate fixing bolt, so as to make back-plate and flanged joint intensity higher, connection reliability is more preferable.
Elastic lug is engaged with axle housing body in the axis hole of back-plate, is further enhanced bonding strength, is eliminated in the course of work
Caused by back-plate installation bolt intensity deficiency bolt fracture failure, prevent brake installation bolt fracture belt come it is hidden
Suffer from.
Description of the drawings
This specification includes the following drawings, and shown content is respectively：
Fig. 1 is the ring flange of the present invention and axle housing attachment structure schematic diagram；
Fig. 2 is the structure diagram of the back-plate of the present invention；
Fig. 3 is the back-plate of the present invention and connection structure of ring flange schematic diagram；
The sectional view that Fig. 4 is brake of the present invention and bridging connects.
In figure label for：
1st, axle housing body；2nd, ring flange；3rd, back-plate；4th, bolt；5th, camshaft；6th, return spring；7th, brake-shoe；8th, half
Axis；9th, mud guard；10th, axis hole.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to the specific embodiment of the present invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to design of the invention, technical solution
Solution, and contribute to its implementation.
As shown in Figures 1 to 4, present invention relates particularly to a kind of fixing device for enhancing brake and bridge bonding strength, packets
Include axle housing body 1,1 both ends of axle housing body are equipped with ring flange 2 and back-plate 3, back-plate 3 by the axis hole 10 of back-plate from
1 both ends of axle housing body are inserted in install with ring flange 2 and be connected, and the fixing device further includes the installation for making back-plate 3 and ring flange 2
The mutually ratcheting ratcheting mechanism in face.Axis hole 10 is preferably located at the center of back-plate, i.e., using central shaft hole, and center
Axis hole is adapted with the outer profile of the ring flange installation site of axle housing body；The back-plate 3 at 1 both ends of axle housing body is preferably symmetrically set
The both sides of ring flange 2 are placed in, to increase integrally-built stability.One end of back-plate is equipped with to install camshaft 5
Mounting hole, the other end setting bearing pin hole, as shown in figure 4, brake include for vehicle bridge installation connection return spring 6
With brake-shoe 7, the central axial direction setting semiaxis 8 of axle housing body, shelves mud bar 9 passes through bearing pin hole to be mounted on axle housing body by pin
On, and it is located at the side that ring flange deviates from back-plate.
Ratcheting mechanism includes being respectively arranged on the end face tooth structure of 2 mounting surface of 3 mounting surface of back-plate and ring flange and be used for
Coordinate the counterface toothing of ratcheting end face tooth structure.It is as a kind of preferable embodiment, counterface toothing is
The toothing being recessed inwardly on ring flange mounting surface circumferencial direction is distributed on, end face tooth structure is is distributed on back-plate mounting surface
With outwardly projecting toothing on the matched circumferencial direction of counterface toothing of ring flange, and outwardly projecting toothing
It can be preferably engaged with the toothing being recessed inwardly.
In order to increase end face tooth structure and counterface toothing engaging effect, enable back-plate 3 and ring flange 2 more
Good engaging contact, and consider producting process difficulty and production cost, it is preferred that end face tooth structure and counterface
Toothing is seven, and seven counterface toothings are evenly distributed on the circumferencial direction of ring flange, seven end face tooth structures
It is evenly distributed on the matched circumferencial direction of counterface toothing of back-plate mounting surface and ring flange.
In order to further increase the fastening performance between end face tooth structure and counterface toothing, fixing device further includes
For the removable fixation means for making end face tooth structure and counterface toothing that ratcheting place be coordinated to be fastened.More preferably
It is that removable fixation means include bolt 4, are respectively arranged on first spiral shell of the end face tooth structure with the mutually ratcheting place of counterface toothing
Keyhole and the second bolt hole, bolt 4 pass through the first bolt hole and the second bolt hole to be fastened with nut cooperation.
As a further improvement, elastic lug is equipped in the axis hole 10 of back-plate, axle housing body is equipped with groove, and elasticity is convex
Piece can be fixed with groove and can make back-plate and ring flange to pass through ratcheting mechanism ratcheting.
Preferably, elastic lug and groove are three, and three elastic lugs are evenly distributed on back-plate axis hole
Inside, three grooves are evenly distributed on axle housing body.This structure forms the engaging of three supporting points of similar equilateral triangle
Locking further increases the performance of overall structure engaging locking.
Be equipped with pressure sensor in groove, axle housing body is equipped with controller and indicator light, pressure sensor and indicator light with
Controller connects.Certainly, pressure sensor should be respectively provided with one in three grooves, and each pressure sensor is correspondingly arranged
One indicator light, if elastic lug completes the engaging locking with groove, pressure sensor gives the pressure signal transmission of acquisition
Controller is opened by controller control indicator light, and otherwise, indicator light is closed, and can more easily be sentenced with this structure
Break and whether elastic lug engages locking with groove, installation personnel is facilitated to be installed and confirmed.
Present invention enhancing brake and the fixing means of the fixing device of bridge bonding strength, include the following steps：
Step 1：Ring flange is fixedly connected in advance with axle housing body, ring flange is welded on by the mode that welding may be used
On axle housing body；
Step 2：Back-plate is inserted in axle housing body by axis hole, the mounting surface by back-plate and ring flange is ratcheting
Mechanism is ratcheting, and specifically, the counterface toothing of the outwardly projecting end face tooth structure of back-plate and ring flange is matched
Close it is ratcheting, and at the same time the groove of elastic lug and axle housing body in back-plate axis hole is made to be engaged, then passed through with bolt
Above-mentioned the first bolt hole and the second bolt hole is fastened with nut cooperation；
Step 3：Back-plate is fixedly connected with ring flange, it is solid that bolt and nut cooperation can be used in the mode being fixedly connected
Fixed connection.
The present invention is exemplarily described above in association with attached drawing.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as employ the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress；Or not
It is improved, the above-mentioned design of the present invention and technical solution are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (8)
1. a kind of fixing device for enhancing brake and bridge bonding strength, including axle housing body, axle housing body both ends are equipped with ring flange
And back-plate, it is characterised in that：The back-plate is inserted in and the method by the axis hole of back-plate from axle housing body both ends
Blue disk installation connection, the fixing device further include the ratcheting mechanism for making back-plate mutually ratcheting with the mounting surface of ring flange, institute
It states and elastic engaging mechanism is equipped between back-plate and axle housing body；The elastic engaging mechanism includes elastic lug and set on axle housing
Groove on body, the elastic lug are set in the axis hole of back-plate, and the elastic lug is fixed with groove and can make
Back-plate and ring flange are ratcheting by ratcheting mechanism.
2. the fixing device of enhancing brake and bridge bonding strength according to claim 1, it is characterised in that：The ratcheting machine
Structure includes being respectively arranged on the end face tooth structure of back-plate mounting surface and ring flange mounting surface and for coordinating ratcheting end-tooth knot
The counterface toothing of structure.
3. the fixing device of enhancing brake and bridge bonding strength according to claim 2, it is characterised in that：The end-tooth
Structure and counterface toothing are seven, and seven counterface toothings are evenly distributed on the circumferencial direction of ring flange,
The matched circumference side of counterface toothing that seven end face tooth structures are evenly distributed on back-plate mounting surface and ring flange
To.
4. the fixing device of enhancing brake and bridge bonding strength according to claim 2, it is characterised in that：The fixed dress
Put the removable fixation means further included for making end face tooth structure and counterface toothing that ratcheting place be coordinated to be fastened.
5. the fixing device of enhancing brake and bridge bonding strength according to claim 4, it is characterised in that：It is described detachable
Fixing device includes bolt, is respectively arranged on first bolt hole and second of the end face tooth structure with the mutually ratcheting place of counterface toothing
Bolt hole, bolt pass through the first bolt hole and the second bolt hole to be fastened with nut cooperation.
6. the fixing device of enhancing brake and bridge bonding strength according to claim 1, it is characterised in that：The elasticity is convex
Piece and groove are three, and three elastic lugs are evenly distributed on the inside of back-plate axis hole, and three grooves are uniformly distributed
On axle housing body.
7. the fixing device of enhancing brake and bridge bonding strength according to claim 1, it is characterised in that：In the groove
Equipped with pressure sensor, the axle housing body is equipped with controller and indicator light, and pressure sensor and indicator light are connect with controller.
8. according to any one of the claim 1-7 enhancing brakes and the fixing means of the fixing device of bridge bonding strength,
It is characterized in that, includes the following steps：
Step 1：Ring flange is fixedly connected in advance with axle housing body；
Step 2：Back-plate is inserted in axle housing body by axis hole, engages elastic engaging mechanism, and pass through back-plate and method
The mounting surface ratcheting mechanism of blue disk is ratcheting；
Step 3：Back-plate is fixedly connected with ring flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511033611.7A CN105667487B (en) | 2015-12-31 | 2015-12-31 | A kind of fixing device and its fixing means for enhancing brake and bridge bonding strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511033611.7A CN105667487B (en) | 2015-12-31 | 2015-12-31 | A kind of fixing device and its fixing means for enhancing brake and bridge bonding strength |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105667487A CN105667487A (en) | 2016-06-15 |
| CN105667487B true CN105667487B (en) | 2018-07-03 |
Family
ID=56190069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511033611.7A Active CN105667487B (en) | 2015-12-31 | 2015-12-31 | A kind of fixing device and its fixing means for enhancing brake and bridge bonding strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105667487B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426809Y (en) * | 2000-06-14 | 2001-04-18 | 成都四兴电子机械有限公司 | Rear-wheel driving bridge assembly for light vehicle |
| CN2811143Y (en) * | 2005-07-28 | 2006-08-30 | 重庆隆鑫工业（集团）有限公司 | Disc brake connecting bracket and connection structure using the same |
| CN2933942Y (en) * | 2006-06-16 | 2007-08-15 | 杭州汇丰机械设备有限公司 | Farm truck rear driven bridge |
| CN102213274A (en) * | 2011-05-23 | 2011-10-12 | 诸城市威尔浦汽车传动轴有限公司 | End-tooth flange yoke for transmitting large torque |
| CN203511173U (en) * | 2013-11-12 | 2014-04-02 | 中国重汽集团济南动力有限公司 | Axle housing assembly of drive axle of disc brake |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6543858B1 (en) * | 2001-10-02 | 2003-04-08 | Meritor Heavy Vehicle Technology, Llc | Wheel end assembly |
| US7229137B2 (en) * | 2004-02-03 | 2007-06-12 | Meritor Heavy Vehicle Braking Systems (Uk) Ltd. | Method and apparatus for locating an axle torque plate |
-
2015
- 2015-12-31 CN CN201511033611.7A patent/CN105667487B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426809Y (en) * | 2000-06-14 | 2001-04-18 | 成都四兴电子机械有限公司 | Rear-wheel driving bridge assembly for light vehicle |
| CN2811143Y (en) * | 2005-07-28 | 2006-08-30 | 重庆隆鑫工业（集团）有限公司 | Disc brake connecting bracket and connection structure using the same |
| CN2933942Y (en) * | 2006-06-16 | 2007-08-15 | 杭州汇丰机械设备有限公司 | Farm truck rear driven bridge |
| CN102213274A (en) * | 2011-05-23 | 2011-10-12 | 诸城市威尔浦汽车传动轴有限公司 | End-tooth flange yoke for transmitting large torque |
| CN203511173U (en) * | 2013-11-12 | 2014-04-02 | 中国重汽集团济南动力有限公司 | Axle housing assembly of drive axle of disc brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105667487A (en) | 2016-06-15 |
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