CN105752061A - Anti-lock braking device of steering drive axle hub brake and design method thereof - Google Patents
Anti-lock braking device of steering drive axle hub brake and design method thereof Download PDFInfo
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- CN105752061A CN105752061A CN201610279470.5A CN201610279470A CN105752061A CN 105752061 A CN105752061 A CN 105752061A CN 201610279470 A CN201610279470 A CN 201610279470A CN 105752061 A CN105752061 A CN 105752061A
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- speed sensors
- gear rotor
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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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/72—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference
- B60T8/74—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference sensing a rate of change of velocity
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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
- B60T2270/00—Further aspects of brake control systems not otherwise provided for
- B60T2270/10—ABS control systems
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention relates to an automotive anti-lock braking system (ABS) technology, in particular to an anti-lock braking device of a steering drive axle hub brake and an ABS anti-lock braking structure for a steering drive front axle with a hub brake.The anti-lock braking device is structurally characterized by further comprising a gear ring and a wheel speed sensor, the gear ring is a cylindrical gear rotor installed on a peripheral face of one side end, provided with an oil seal and a spacer bush, of a hub, the internal diameter of the cylindrical gear rotor is in interface fit with the external diameter of the hub, and the cylindrical gear rotor is installed on the hub in a pressing mode; the wheel speed sensor is installed on the inner side face of a brake bottom plate and is parallel to the center axis of the hub, the sensing end of the wheel speed sensor is of a flat head structure distributed parallel to a gear crest of the cylindrical gear rotor.The anti-lock braking device has the advantages that the infinite space is fully utilized without affecting the assembly intensity, the steering drive front axle ABS anti-lock braking device is realized; the interval precision of the sensor and the cylindrical gear rotor is accurate and does not need to be adjusted; the flat head wheel speed sensor is more sensitive in sensing.
Description
Technical field
The present invention relates to the anti-lock brake system of a kind of automobile ABS anti-lock braking system technology, particularly a kind of steering and driving axle hub brake and method for designing, the specifically ABS ANTI LOCK structure of the steer drive front-axle of a kind of hub brake.
Background technology
Automobile is in braking procedure, and wheel motion on road surface is the process that a limit rolling is sliding, and when automobile is not braked, wheel is in pure rolling state；When wheel braking locking, wheel motion on road surface is in simple sliding state, can cause accidents such as turning to malfunctioning, rollover, abnormally dangerous.ABS anti-lock braking system can make automobile obtain best braking ability, prevents wheel lock up from dragging cunning, and controlled by wheel slip in the narrow range near desirable slip rate during braking.Make automobile keep directional stability when braking, keep course changing control ability；Shorten braking distance, reduce tire wear and reduce the hydro-planing occurred in wetland braking procedure.The anti-lock braking system of automobile generally comprises ECU, ANTI LOCK electromagnetic valve and wheel speed sensors, gear ring rotor etc..In recent years, four-wheel drive car also begins to dress ABS, and wheel speed sensor is positioned on each driving wheel.Propons installs ABS anti-lock braking system(ABS) additional, and pooled applications is with on the front steering axle of disc brake.
With the front steering axle of disc brake installs additional ABS anti-lock braking system(ABS), space abundance be easier realize, it is only necessary to propons turn to and brake portion installs wheel speed sensors, gear ring rotor additional.Described gear ring rotor has Cylinder Gear, two kinds of forms of end-tooth, and existing ABS antilock device adopts sensor socket cap to be perpendicular to the mounting structure of tooth top of Cylinder Gear, end-tooth, end face gear ring rotor as it is shown in figure 1, cylindrical gear ring rotor as shown in Figure 2.
But the steer drive front-axle for hub brake installs ABS anti-lock braking system(ABS) additional, then due in steer drive front-axle equipped with parts such as knuckle shell, brake assembly, outer semiaxis, wheel hub, hub axle tube, cone bearing, oil sealings, wherein the muscle on brake assembly brake-shoe, the return spring position limitation big footpath of gear ring rotor, and cone bearing, oil sealing size limit, the path of gear ring rotor, back-plate is only small with the distance of brake-shoe, limits the axial location of gear ring rotor, wheel speed sensors；If wheel speed sensors is arranged in knuckle shell, then can interfere with the outer semiaxis rotated.Therefore the steer drive front-axle locus of hub brake is very limited, intensity can not be reduced for installing antilock device, all cannot being arranged on the steer drive front-axle of hub brake so above with installing gear ring and two kinds of mounting structures of sensor on the front steering axle of disc brake additional, this situation is embodied in especially equipped with on the driving steeraxle of the brake that diameter is 310-400mm shoe plate.
Summary of the invention
It is an object of the invention to provide one effectively to install according to the deficiencies in the prior art part, it is ensured that the anti-lock brake system of the steering and driving axle hub brake of accuracy and sensitivity and method for designing thereof.
The purpose of anti-lock brake system of the present invention is realized by following approach:
The anti-lock brake system of steering and driving axle hub brake, include wheel hub, brake assembly and brake backing plate, it is characterized by, also include gear ring and wheel speed sensors, gear ring is Cylinder Gear rotor, this Cylinder Gear rotor is arranged on a wheel hub side outer peripheral face equipped with oil sealing and spacer, and the internal diameter of Cylinder Gear rotor and the external diameter of wheel hub are interference fit, are fitted on wheel hub；Wheel speed sensors is arranged on the lateral surface of brake backing plate, is parallel to hub central axle and arranges, the induction end of this wheel speed sensors is flat head structure, and this flat head structure is parallel to the tooth top distribution of Cylinder Gear rotor.
When realizing anti-lock brake system of the present invention, it is necessary to carrying out following design and installation, specific design method comprises the steps:
1, first it is the space being designed to arrange Cylinder Gear rotor: will move outside the return spring of brake assembly, and the gap of tooth top reservation more than the 5mm with Cylinder Gear rotor；Now, the camshaft coordinated with return spring return spring centrage after outer shifting arranges arc groove, return spring is placed exactly in this arc groove, and with the edge of this arc groove, there is certain distance, make there are enough gaps with return spring during cam axle, thus being effectively prevented from interfering with return spring；It addition, arrange arc groove cause the reduction of contact strength for making up camshaft, widen the width in cam friction face.
2, secondly, Cylinder Gear rotor is set: be contained on wheel hub with the wheel hub oil sealing with bearing outside diameter and spacer, provide certain radial space for Cylinder Gear rotor；Now Cylinder Gear rotor inner hole adopts interference fit with hub outside diameter, is fitted on wheel hub.
3, the 3rd, flat head wheel speed sensors is set: utilizing the gap between brake backing plate and knuckle shell to arrange flat head wheel speed sensors, flat head wheel speed sensors loads outside brake backing plate, with Internal hole positioning, is fixed by bolts on brake backing plate.The flat head adopting flat head wheel speed sensors is parallel to the relative installation of Cylinder Gear rotor tooth top, the radial distance doubling wheel speed sensors centrage to Cylinder Gear rotor tooth top can be saved relative to the mounting structure of end-tooth, also save wheel speed sensors and Cylinder Gear rotor at the partly overlapping axial distance of flat head, avoid knuckle shell for flat head wheel speed sensors and create condition.
4, last, it is determined that the locus of flat head wheel speed sensors and Cylinder Gear rotor.In conjunction with tooth top and the flat head clearance requirement of flat head wheel speed sensors, the flat head wheel speed sensors of Cylinder Gear rotor in the best outlet position of knuckle shell, determining the locus of flat head wheel speed sensors, the axial location of that Cylinder Gear rotor also determines that.For avoiding flat head wheel speed sensors installation position and wire harness, hub axle tube and knuckle shell arrange the arc groove coordinated with flat head wheel speed sensors installation position when proof strength.
During wheel rolling, hub axle tube, knuckle shell, back-plate are bolted together, and flat head wheel speed sensors is fixed on brake backing plate, relative to knuckle shell all transfixions；Wheel hub is with bolts with outer half axial flange, and outer half axial flange is connected with outer Formation of Axle Shaft Spline, and wheel hub, together with Cylinder Gear rotor press-mounting, rotates around the axis of outer semiaxis during wheel rolling all together.Flat head wheel speed sensors, by sensing the number of teeth that Cylinder Gear rotor turns within the unit interval, detects wheel velocity, provides wheel speed signal to ECU, and ECU controls ANTI LOCK electromagnetic valve work.As such, it is possible to when not affecting assembly intensity, reach installation ABS anti-lock brake system purpose in limited space.
The present invention can further particularly as follows:
Cylinder Gear rotor is the structure of many numbers of teeth, the narrow facewidth.Further: the number of teeth of Cylinder Gear rotor is 80-120, and the width dimensions of teeth groove is more than transverse tooth thickness width dimensions simultaneously, also greater than flat head gauge.
In such manner, it is possible to slow wheel speed sensing when adapting to ANTI LOCK, magnetic field induction is minimum at teeth groove place, maximum at transverse tooth thickness place, and changes of magnetic field is obvious, senses sensitiveer.
Cylinder Gear rotor is by Internal hole positioning on wheel hub, and flat head wheel speed sensors is arranged on back-plate with endoporus, circumferential registration.
So, Cylinder Gear rotor by Internal hole positioning on wheel hub, wheel hub with cone bearing circumferential registration on hub axle tube；Flat head wheel speed sensors is arranged on back-plate with circumferential registration, and back-plate is positioned on hub axle tube with endoporus again, be all with circumferential registration on hub axle tube.Clearance requirement between flat head wheel speed sensors and Cylinder Gear rotor: 0.5-1.0mm, the accuracy of manufacture is easy to ensure, if therefore reserved enough axial gap, back-plate, wheel hub, hub axle tube axial error accumulation sensor socket cap and Cylinder Gear rotor tip clearance are not affected, do not need after installation to regulate.
The beneficial effects of the present invention is:
1. realize anti-lock brake system is installed on the steer drive front-axle of hub brake:
Equipped with the steer drive front-axle of the brake assembly of Φ 310 ~ Φ 400mm shoe plate diameter, knuckle housing is relatively larger, limits the radial position of wheel speed sensors；Simultaneously, by automobile wheel track, leaf spring from impact, axial size is very restricted, narrow space between brake, wheel hub, knuckle shell, adopt structure of the present invention, flat head wheel speed sensors and Cylinder Gear rotor are installed, save the radial distance doubling wheel speed sensors centrage to Cylinder Gear rotor tooth top, also wheel speed sensors and Cylinder Gear rotor have been saved at the partly overlapping axial distance of flat head, when not affecting assembly intensity, make full use of confined space structure, it is achieved steer drive front-axle ABS anti-lock brake system purpose.
2. sensor is accurate with the gap precision of Cylinder Gear rotor, does not need to regulate:
Clearance requirement between flat head and the tooth top of Cylinder Gear rotor of flat head wheel speed sensors is only small, generally only has 0.5-1.0mm.Adopt structure of the present invention, Cylinder Gear rotor by Internal hole positioning on wheel hub, wheel hub with cone bearing circumferential registration on hub axle tube；Flat head wheel speed sensors is arranged on back-plate with endoporus, circumferential registration, and back-plate is positioned on hub axle tube with endoporus again, is all with circumferential registration on hub axle tube, and the accuracy of manufacture is easy to ensure.As long as reserved enough axial gap, sensor socket cap and Cylinder Gear rotor tip clearance are not affected by each parts axial error accumulated value, do not need to regulate after installation.Compare the structure that the sensor socket cap described in background technology is perpendicular to the tooth top of Cylinder Gear, end-tooth, each need to regulate sensor socket cap and Cylinder Gear rotor tip clearance when installing, measurement correction with eliminates back-plate, wheel hub, hub axle tube axial error accumulate.
3. the sensing of flat head wheel speed sensors is sensitiveer
During automobile brake, speed can lower rapidly, wheel simple slip during locking, and vehicle wheel rotational speed is zero.Wheel speed extremely slow during for adapting to ANTI LOCK senses, and Cylinder Gear rotor necessarily adopts many numbers of teeth, narrow facewidth structure.Compare the structure that the sensor socket cap described in background technology is perpendicular to the tooth top of Cylinder Gear, end-tooth, owing to comprising multiple tooth in sensor socket cap, little in transverse tooth thickness, tooth slot position changes of magnetic field, it is difficult to sense and turn over the number of teeth.If socket cap diameter changes little, induction area will reduce a lot, and magnetic field intensity is very weak.And adopting flat head wheel speed sensors structure of the present invention, inductive head thickness and transverse tooth thickness, slot size are close；Inductive head is minimum in magnetic field, teeth groove place, maximum in magnetic field, transverse tooth thickness place, and changes of magnetic field is obvious, senses sensitiveer.
Accompanying drawing explanation
Fig. 1 is the structural representation that the sensor socket cap described in background of invention is perpendicular to end face gear ring rotor；
Fig. 2 is the structural representation that the sensor socket cap described in background of invention is perpendicular to cylindrical gear ring rotor；
It it is the structural representation of the anti-lock brake system of steering and driving axle hub brake of the present invention described in Fig. 3；
It is parallel to the mounting structure schematic diagram of Cylinder Gear rotor for flat head speed probe of the present invention described in Fig. 4.
Below in conjunction with embodiment, the present invention being described further, wherein the label declaration in figure is as follows:
1A Cylinder Gear rotor, 1B end-tooth rotor, 2A flat head wheel speed sensors, 2B socket cap head wheel speed sensors, 3 knuckle shells, 4 brake assemblies, 41 brake-shoes and friction plate assembly, 42 brake backing plates, 43 return springs, 44 camshafts, 45 brake hubs, 46 camshaft stands, 5 wheel hubs, 6 outer half axial flange, 7 hub axle tubes, 8 outer semiaxis, 9 cone bearings, 10 spacers, 11 oil sealings.
Detailed description of the invention
Most preferred embodiment:
With reference to accompanying drawing 3, the anti-lock brake system of steering and driving axle hub brake, including Cylinder Gear rotor 1A, flat head wheel speed sensors 2A, knuckle shell 3, brake assembly 4, wheel hub 5, outer half axial flange 6, hub axle tube 7, outer semiaxis 8, cone bearing 9, spacer 10, oil sealing 11 etc..Brake assembly 4 is made up of brake-shoe and friction plate assembly 41, brake backing plate 42, return spring 43, camshaft 44, brake hub 45, camshaft stand 46, adjustment arm, push rod and air chamber etc..
The method for designing of the anti-lock brake system of above-mentioned steering and driving axle hub brake is specific as follows:
First, the radial space needed for Cylinder Gear rotor 1A is set.Cylinder Gear rotor 1A endoporus adopts interference fit with wheel hub 5 external diameter, is fitted on wheel hub 5.This is accomplished by adopting and is contained on wheel hub 5 with oil sealing 11 and the spacer 10 of bearing outside diameter, strives for radial space for Cylinder Gear rotor 1A；The return spring 43 of brake assembly 4 is outer to be moved, and the gap of tooth top reservation more than the 5mm with Cylinder Gear rotor 1A；On camshaft 44, return spring 43 centrage after outer shifting arranges arc groove, has enough gaps with return spring 43, thus being effectively prevented from interfering with return spring 43 when making camshaft 44 rotate；The reduction that arc groove causes contact slight is set for making up camshaft 44, widens the width in cam friction face.
Then, the gap between brake backing plate 42 and knuckle shell 3 is utilized to arrange flat head wheel speed sensors 2A.Flat head wheel speed sensors 2A loads outside brake backing plate 42, with Internal hole positioning, is fixed by bolts on brake backing plate 42.The flat head wheel speed sensors 2A flat head shown in Fig. 4 is adopted to be parallel to the relative installation of Cylinder Gear rotor 1A tooth top, the mounting structure of end-tooth rotor it is perpendicular to relative to sensing head shown in Fig. 1, save the radial distance doubling wheel speed sensors centrage to Cylinder Gear rotor 1A tooth top, also saved wheel speed sensors and Cylinder Gear rotor at the partly overlapping axial distance of flat head, avoided knuckle shell 3 for flat head wheel speed sensors 2A and create condition.
Finally, it is determined that flat head wheel speed sensors 2A, Cylinder Gear rotor 1A locus.In conjunction with tooth top and the flat head clearance requirement of flat head wheel speed sensors 2A, the flat head wheel speed sensors 2A of Cylinder Gear rotor 1A in the best outlet position of knuckle shell 3, determining the locus of flat head wheel speed sensors 2A, the axial location of that Cylinder Gear rotor 1A also determines that.For avoiding flat head wheel speed sensors 2A installation position and wire harness, hub axle tube 7 and knuckle shell 3, arc groove is set when proof strength.
Cylinder Gear rotor 1A by Internal hole positioning on wheel hub 5, wheel hub 5 with cone bearing 9 circumferential registration on hub axle tube 7；Flat head wheel speed sensors 2A is arranged on back-plate with circumferential registration, and back-plate is positioned on hub axle tube 7 with endoporus again, be all with circumferential registration on hub axle tube 7.Clearance requirement between flat head wheel speed sensors 2A and Cylinder Gear rotor 1A: 0.5-1.0mm, the accuracy of manufacture is easy to ensure.If reserved enough axial gap, back-plate, wheel hub 5, hub axle tube 7 axial error accumulation sensor socket cap and Cylinder Gear rotor 1A tip clearance are not affected, do not need after installation to regulate.
During wheel rolling, hub axle tube 7, knuckle shell 3, back-plate are bolted together, and flat head wheel speed sensors 2A is fixed on brake backing plate 42, relative to knuckle shell 3 all transfixions；Wheel hub 5 is connected with outer half axial flange 6 bolt, and outer half axial flange 6 is connected with outer semiaxis 8 spline, together with wheel hub 5 is fitted in Cylinder Gear rotor 1A, rotates around the axis of outer semiaxis 8 all together during wheel rolling.Flat head wheel speed sensors 2A, by sensing the Cylinder Gear rotor 1A number of teeth turned within the unit interval, detects wheel velocity, provides wheel speed signal to ECU, and ECU controls ANTI LOCK electromagnetic valve work.As such, it is possible to when not affecting assembly intensity, reach installation ABS anti-lock brake system purpose in limited space.
As shown in Figure 4, for adapting to slow wheel speed sensing during ANTI LOCK, Cylinder Gear rotor 1A adopts many numbers of teeth, narrow facewidth structure.It is advisable with 80～120 in number of teeth interval.Flat head wheel speed sensors 2A flat head is parallel to Cylinder Gear rotor 1A tooth top, makes Cylinder Gear rotor 1A slot size more than transverse tooth thickness, flat head gauge, and flat head magnetic field induction is minimum at teeth groove place, maximum at transverse tooth thickness place, and changes of magnetic field is obvious, senses sensitiveer.
The not described part of the present invention is same as the prior art.
Claims (5)
1. the anti-lock brake system of steering and driving axle hub brake, it is characterized in that, include wheel hub, brake assembly and brake backing plate, it is characterized by, also including gear ring and wheel speed sensors, gear ring is Cylinder Gear rotor, and this Cylinder Gear rotor is arranged on a wheel hub side outer peripheral face equipped with oil sealing and spacer, the internal diameter of Cylinder Gear rotor and the external diameter of wheel hub are interference fit, are fitted on wheel hub；Wheel speed sensors is arranged on the medial surface of brake backing plate, is parallel to hub central axle and arranges, the induction end of this wheel speed sensors is flat head structure, and this flat head structure is parallel to the tooth top distribution of Cylinder Gear rotor.
2. the anti-lock brake system of steering and driving axle hub brake according to claim 1, it is characterised in that Cylinder Gear rotor is the structure of many numbers of teeth, the narrow facewidth.
3. the anti-lock brake system of steering and driving axle hub brake according to claim 2, it is characterised in that the number of teeth of Cylinder Gear rotor is 80-120, and the width dimensions of teeth groove is more than transverse tooth thickness width dimensions simultaneously, also greater than flat head gauge.
4. the anti-lock brake system of steering and driving axle hub brake according to claim 1, it is characterised in that Cylinder Gear rotor is by Internal hole positioning on wheel hub, and flat head wheel speed sensors is arranged on back-plate with endoporus, circumferential registration.
5. the method for designing of the anti-lock brake system of steering and driving axle hub brake, it is characterised in that comprise the steps:
1) choosing wheel speed sensors is the flat head wheel speed sensors with flat head structure, and described flat head is configured to sensing head, and choosing gear ring rotor is Cylinder Gear rotor, for the structure of many numbers of teeth, the narrow facewidth；
2) space of Cylinder Gear rotor is arranged: will move outside the return spring of brake assembly, and the gap of tooth top reservation more than the 5mm with Cylinder Gear rotor；Now, the camshaft coordinated with return spring return spring centrage after outer shifting arranges arc groove, and return spring is placed exactly in this arc groove, and has certain distance with the edge of this arc groove, makes there are enough gaps with return spring during cam axle；
3) Cylinder Gear rotor is set: be contained on wheel hub with the wheel hub oil sealing with bearing outside diameter and spacer, provides certain radial space for Cylinder Gear rotor；Now Cylinder Gear rotor inner hole adopts interference fit with hub outside diameter, is fitted on wheel hub；
4) flat head wheel speed sensors is set: utilizing the gap between brake backing plate and knuckle shell to arrange flat head wheel speed sensors, flat head wheel speed sensors loads outside brake backing plate, with Internal hole positioning, is fixed by bolts on brake backing plate；
5) last, determine flat head wheel speed sensors and the locus of Cylinder Gear rotor: in conjunction with tooth top and the flat head clearance requirement of flat head wheel speed sensors, the flat head wheel speed sensors of Cylinder Gear rotor in the best outlet position of knuckle shell, determining the locus of flat head wheel speed sensors, the axial location of that Cylinder Gear rotor also determines that；For avoiding flat head wheel speed sensors installation position and wire harness, hub axle tube and knuckle shell arrange the arc groove coordinated with flat head wheel speed sensors installation position when proof strength.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610279470.5A CN105752061A (en) | 2016-05-03 | 2016-05-03 | Anti-lock braking device of steering drive axle hub brake and design method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610279470.5A CN105752061A (en) | 2016-05-03 | 2016-05-03 | Anti-lock braking device of steering drive axle hub brake and design method thereof |
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| CN105752061A true CN105752061A (en) | 2016-07-13 |
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| CN201610279470.5A Pending CN105752061A (en) | 2016-05-03 | 2016-05-03 | Anti-lock braking device of steering drive axle hub brake and design method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109466247A (en) * | 2018-11-30 | 2019-03-15 | 汽解放汽车有限公司 | A kind of axle shell assembly |
| CN109572412A (en) * | 2017-09-29 | 2019-04-05 | 比亚迪股份有限公司 | Wheel side structure and steering drive axle assembly for steering drive axle assembly |
| CN110775035A (en) * | 2019-12-06 | 2020-02-11 | 山东智飞机械股份有限公司 | Injection-molded ABS gear ring with winding spiral type induction teeth and production method thereof |
| CN110775036A (en) * | 2019-12-06 | 2020-02-11 | 山东智飞机械股份有限公司 | Injection molding ABS gear ring with bent type induction teeth and production method thereof |
| CN111163981A (en) * | 2017-10-24 | 2020-05-15 | 亨德里克森美国有限责任公司 | Tone ring mounting structure for anti-lock brake system and method of manufacturing the same |
| CN112606802A (en) * | 2020-12-17 | 2021-04-06 | 湖南中联重科车桥有限公司 | Brake bottom plate assembly, wheel hub assembly, brake shoe, brake drum, dust cover, steering drive axle and vehicle |
| CN114083939A (en) * | 2021-11-23 | 2022-02-25 | 一汽解放汽车有限公司 | Brake anti-lock braking system, wheel edge assembly and vehicle |
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| CN111163981A (en) * | 2017-10-24 | 2020-05-15 | 亨德里克森美国有限责任公司 | Tone ring mounting structure for anti-lock brake system and method of manufacturing the same |
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| CN110775036A (en) * | 2019-12-06 | 2020-02-11 | 山东智飞机械股份有限公司 | Injection molding ABS gear ring with bent type induction teeth and production method thereof |
| CN110775035B (en) * | 2019-12-06 | 2023-09-12 | 山东智飞科技股份有限公司 | Injection molding ABS gear ring with winding spiral induction teeth and production method thereof |
| CN110775036B (en) * | 2019-12-06 | 2024-03-19 | 山东智飞科技股份有限公司 | Injection molding ABS gear ring with bending type sensing teeth and production method thereof |
| CN112606802A (en) * | 2020-12-17 | 2021-04-06 | 湖南中联重科车桥有限公司 | Brake bottom plate assembly, wheel hub assembly, brake shoe, brake drum, dust cover, steering drive axle and vehicle |
| CN112606802B (en) * | 2020-12-17 | 2021-12-17 | 湖南中联重科车桥有限公司 | Brake bottom plate assembly, wheel hub assembly, brake shoe, brake drum, dust cover, steering drive axle and vehicle |
| CN114083939A (en) * | 2021-11-23 | 2022-02-25 | 一汽解放汽车有限公司 | Brake anti-lock braking system, wheel edge assembly and vehicle |
| CN114083939B (en) * | 2021-11-23 | 2023-06-30 | 一汽解放汽车有限公司 | Brake anti-lock braking system, wheel rim assembly and vehicle |
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