CN205149524U - Non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake - Google Patents

Non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake Download PDF

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Publication number
CN205149524U
CN205149524U CN201520826697.8U CN201520826697U CN205149524U CN 205149524 U CN205149524 U CN 205149524U CN 201520826697 U CN201520826697 U CN 201520826697U CN 205149524 U CN205149524 U CN 205149524U
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China
Prior art keywords
assembly
brake
wheel hub
bearing
heavy
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CN201520826697.8U
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Inventor
胡万良
施文爱
汪同春
苏翠娟
黄万全
魏建飞
廖桥贵
唐咸能
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Fangsheng Axle (Liuzhou) Co Ltd
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Fangsheng Axle (Liuzhou) Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/80Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86Optimisation of rolling resistance, e.g. weight reduction 

Abstract

The utility model provides a non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake, the utility model relates to a transaxle assembly, including the jackshaft assembly, rear axle assembly, the transmission shaft, in, rear axle assembly all includes the axle housing assembly, main reducer assembly, wheel hub brake disc assembly, brake assembly, the semi -axis, main reducer assembly formula main reducer assembly as an organic whole wherein, this main reducer assembly installs at axle housing assembly middle part, wheel hub brake disc assembly is installed on the central siphon of the both ends of axle housing assembly, brake assembly installs on the flange of axle housing assembly, main reducer assembly is connected to semi -axis one end, the other end is connected with wheel hub brake disc assembly, wheel hub brake disc assembly be non -maintaining wheel hub brake disc assembly, brake assembly is disc brake. The utility model discloses satisfying heavy -duty car each item performance index when, solved stopper facing sharply wearing and tearing and the problem that the brake drum ftractureed, have characteristics such as small, light in weight, manufacturing are simple, easily use widely.

Description

Heavy-duty car disk brake is non-maintaining takes turns limit lightweight driving doube bridge assembly
Technical field
The utility model relates to a kind of driving axis, and particularly a kind of heavy-duty car disk brake is non-maintaining takes turns limit lightweight driving doube bridge assembly.
Background technology
Along with the development of Domestic Automotive Industry and the Fast Construction of express highway, improve the average velociity of automobile, reduce nonspring carried mass, adding load capacity is the effective measures improving productivity of antotransportation, and becomes the trend of contemporary automotive development, causes the increase of engine power thus, this has higher requirement for whole automotive transmission, especially heavy motor vehicle requires short wheelbase, high-power, high-mechanic, low noise, low oil consumption, lightweight, the performance figure such as deceleration and stopping performance is good.
During existing heavy motor vehicle generally adopts twin-stage through, back axle assembly, this drive axle product is large owing to having volume, and thus the feature that self is heavy exists following shortcoming:
1. complex structure, maintenance difficulty, manufacturability is poor, and manufacture difficulty is large, and productive costs is high;
2. main to subtract assembly leading dimensions excessive, causes wheelbase large, carry little, sexual valence ratio, be unfavorable for heavy motor vehicle entire arrangement;
3., due to outside impact load increases along with the raising of automobile driving speed and the increase of road roughness, also increase along with the increase of automobile unsprung weight, this requires that the quality of main gearbox assembly also will reduce.But it is comparatively large that the master of prior art subtracts assembly quality, thus make all be affected the service life of the reliability of automobile, the ride comfort of traveling and automobile.
4. existing product uses traditional wheel hub brake drum assembly and common brake assembly, the deadly defect that brake facing sharply weares and teares, brake wheel cracking becomes heavy motor vehicle; And drum brake lining of city and shoe plate rivet interlacement, maintenance difficult after wearing and tearing, change rivet, expensive.
Summary of the invention
The technical problems to be solved in the utility model is: provide that a kind of heavy-duty car disk brake is non-maintaining takes turns limit lightweight and drive doube bridge assembly, can solve that brake facing sharply weares and teares, the shortcoming of brake wheel cracking while meeting the property indices of heavy motor vehicle.
The technical scheme solved the problems of the technologies described above is: a kind of heavy-duty car disk brake is non-maintaining takes turns limit lightweight driving doube bridge assembly, comprise middle axle assembly I, back axle assembly II, by the transmission shaft III that middle axle assembly I and back axle assembly II link together, described middle axle assembly I, back axle assembly II includes axle case assy, main gearbox assembly, wheel hub brake disk assembly, brake assembly, semiaxis, compressed air brake cylinder assembly, described main gearbox assembly is integral type main gearbox assembly, this main gearbox assembly is arranged on the reinforcing pad flange face in the middle part of axle case assy, wheel hub brake disk assembly is arranged on the two ends central siphon of axle case assy, brake assembly is arranged on the flange of axle case assy by adapter plate, one end of semiaxis connects main gearbox assembly, the other end of semiaxis is connected with wheel hub brake disk assembly, described wheel hub brake disk assembly is non-maintaining wheel hub brake disk assembly, and described brake assembly is plate disc brake.
Further technical scheme of the present utility model is: described non-maintaining wheel hub brake disk assembly comprises the Hub assembly, the brake disc that link together, described Hub assembly comprises hub body, bearing A, bearing B, bearing A, bearing B are arranged on the endoporus two ends of hub body respectively, bearing A, the endoporus of bearing B match with the central siphon of axle case assy, between bearing A, bearing B, sleeve pipe is installed, be filled with lubricating oil between hub body and sleeve pipe, hub body is also provided with the oil seal assembly for sealing in the outside of bearing B.
Further technical scheme more of the present utility model is: described plate disc brake comprises brake clamp, friction shoe, friction shoe wear limit warning device, friction shoe pressure is embedded between brake clamp and brake disc, the input end of friction shoe wear limit warning device is connected on friction shoe, and the mouth of friction shoe wear limit warning device is arranged on driver's gauge panel.
Further technical scheme more of the present utility model is: described friction shoe wear limit warning device comprises the wear limit alarming line, wire harness, the alarm lamp that connect successively, wear limit alarming line is connected on friction shoe by wire clamp, and alarm lamp is arranged on driver's gauge panel.
Described main gearbox assembly adopts integral type main gearbox assembly, this integral type main gearbox assembly comprises unitized housing, is positioned at unitized housing and the main reduction gear linked together, interaxle differential, and described main reduction gear comprises initiatively cylindric spiral gear, driven cylindric spiral gear, driven wheel of differential, drive bevel gear; Described active cylindric spiral gear is arranged on input shaft, driven cylindric spiral gear is arranged between two bearings on drive bevel gear axle journal respectively, initiatively engage each other between cylindric spiral gear, driven cylindric spiral gear, engage each other between driven wheel of differential, drive bevel gear.
Owing to adopting said structure, the heavy-duty car disk brake of the utility model is non-maintaining takes turns limit lightweight driving doube bridge assembly compared with prior art, has following beneficial effect:
1. can meet the property indices of heavy motor vehicle:
Because main gearbox assembly of the present utility model is integral type main gearbox assembly, this main gearbox assembly is arranged on the reinforcing pad flange face in the middle part of axle case assy, wheel hub brake disk assembly is arranged on the two ends central siphon of axle case assy, brake assembly is arranged on the flange of axle case assy by adapter plate, one end of semiaxis connects main gearbox assembly, the other end of semiaxis is connected with wheel hub brake disk assembly, transmits torque to wheel hub brake disk assembly by main gearbox assembly by semiaxis.This new design lightweight doube bridge assembly is compared with common double axle assembly, have that wheelbase is short, high-power, high-mechanic, low noise, low oil consumption, lightweight, feature that deceleration and stopping performance is good, the property indices of heavy motor vehicle can be met.
2. can solve the problem that brake facing sharply weares and teares:
Because brake assembly of the present utility model adopts plate disc brake, this plate disc brake comprises brake clamp, friction shoe, friction shoe wear limit warning device, the input end of friction shoe wear limit warning device is connected on friction shoe, and the mouth of friction shoe wear limit warning device is arranged on driver's gauge panel.Therefore, when friction shoe may wear to the limit time, remind driver by friction shoe wear limit warning device, change friction shoe in time, thus the problem that brake facing sharply weares and teares can be solved.
3. maintenance operation is easy, and maintenance cost is low:
Because plate disc brake of the present utility model comprises brake clamp, friction shoe, friction shoe wear limit warning device, wherein friction shoe pressure is embedded between brake clamp and brake disc, friction shoe may wear to the limit need change time, only need friction shoe to take out to change, its maintenance operation ratio is easier to.In addition, because plate disc brake of the present utility model is without the need to being connected friction lining with shoe plate with rivet, also can avoid changing because of more renewal of facing renewal the increase maintenance cost that rivet brings.
4. can solve the problem of brake wheel cracking:
Wheel hub brake disk assembly of the present utility model is non-maintaining wheel hub brake disk assembly, this non-maintaining wheel hub brake disk assembly comprises the Hub assembly, the brake disc that link together, wherein brake disc instead of original brake wheel, due to the rapid heat dissipation of brake disc, thus avoid brake wheel because dispelling the heat bad and problem of Cracking that is that cause, while the service life extending wheel hub brake disk assembly and whole drive axle, prior being that of avoiding causes braking failure thus the generation of the traffic accident caused because of brake wheel cracking, ensure that personal safety.
5. easy to use:
Wheel hub brake disk assembly of the present utility model is non-maintaining wheel hub brake disk assembly, this non-maintaining wheel hub brake disk assembly comprises the Hub assembly, the brake disc that link together, wherein Hub assembly comprises hub body, bearing A, bearing B, bearing A, bearing B are arranged on the endoporus two ends of hub body respectively, bearing A, the endoporus of bearing B match with the central siphon of axle case assy, between bearing A, bearing B, sleeve pipe is installed, be filled with lubricating oil between hub body and sleeve pipe, hub body is also provided with the oil seal assembly for sealing in the outside of bearing B.Therefore, bearing clearance controls between the play of setting by sleeve pipe by the utility model, works, substantially prolongs its service life, and wheel hub is without the need to extra maintenance, uses more convenient under making bearing remain on best using state.
6. volume is little, lightweight:
Because main gearbox assembly of the present utility model adopts integral type main gearbox assembly, this integral type main gearbox assembly, by composition parts being optimized design and arrangement, effectively can shorten the length of main gearbox assembly; Simultaneously the unitized housing of main gearbox assembly is by integrated to final drive casing, cylindrical gear shell, interaxle differential shell, and also further reduce the length of main gearbox assembly, make more compact structure, volume is less, and weight is lighter, saves material.
7. manufacture simple, productive costs is low, is easy to promote the use of:
Because volume of the present utility model is little, lightweight, make to manufacture simply, productive costs is low, is easy to promote the use of.
Below, in conjunction with the accompanying drawings and embodiments the non-maintaining technical characteristic of taking turns limit lightweight driving doube bridge assembly of the heavy-duty car disk brake of the utility model is further described.
Accompanying drawing explanation
Fig. 1: the heavy-duty car disk brake of the utility model is non-maintaining takes turns the structural representation that limit lightweight drives doube bridge assembly;
Fig. 2: the structural representation of non-maintaining wheel hub brake disk assembly described in embodiment one;
Fig. 3: the front view of plate disc brake described in embodiment one;
Fig. 4: the left view of plate disc brake described in embodiment one;
Fig. 5: the birds-eye view of plate disc brake described in embodiment one;
Fig. 6: the structural representation of integral type main gearbox assembly described in embodiment one,
Fig. 7: the front view of axle case assy described in embodiment one,
Fig. 8: the birds-eye view of axle case assy described in embodiment one,
Fig. 9: the left view of axle case assy described in embodiment one,
Figure 10: the structural representation of back axle assembly in existing heavy motor vehicle,
Figure 11: the structural representation of existing wheel hub brake drum assembly,
Figure 12: the front view of existing brake assembly,
Figure 13: the left view of existing brake assembly,
Figure 14: the structural representation of existing heavy motor vehicle main gearbox assembly.
In above-mentioned accompanying drawing, each description of reference numerals is as follows:
I-middle axle assembly, II-back axle assembly, III-transmission shaft,
1-axle case assy,
101-reinforcing pad flange face, 102-central siphon, 103-flange,
2-main gearbox assembly,
201-main reduction gear, 2011-is cylindric spiral gear initiatively, the driven cylindric spiral gear of 2012-,
2013-driven wheel of differential, 2014-drive bevel gear, 202-diff, 203-input shaft,
3-wheel hub brake disk assembly,
301-Hub assembly, 3011-hub body, 3012-bearing A, 3013-bearing B,
3014-sleeve pipe, 3015-oil seal assembly, 302-brake disc,
4-brake assembly,
401-brake clamp, 402-friction shoe,
403-friction shoe wear limit warning device,
5-compressed air brake cylinder assembly.
Detailed description of the invention
Embodiment one:
A kind of heavy-duty car disk brake is non-maintaining takes turns limit lightweight driving doube bridge assembly, comprise middle axle assembly I, back axle assembly II, by the transmission shaft III that middle axle assembly I and back axle assembly II link together, described middle axle assembly I, back axle assembly II includes axle case assy 1, main gearbox assembly 2, wheel hub brake disk assembly 3, brake assembly 4, semiaxis, compressed air brake cylinder assembly 5, described main gearbox assembly 2 is integral type main gearbox assembly, this main gearbox assembly 2 is arranged on the reinforcing pad flange face 101 in the middle part of axle case assy 1, wheel hub brake disk assembly 3 is arranged on the two ends central siphon 102 of axle case assy 1, brake assembly 4 is arranged on the flange 103 of axle case assy by adapter plate, one end of semiaxis connects main gearbox assembly, the other end of semiaxis is connected with wheel hub brake disk assembly 3, described wheel hub brake disk assembly 3 is non-maintaining wheel hub brake disk assembly, and described brake assembly 4 is plate disc brake.
Described non-maintaining wheel hub brake disk assembly comprises the Hub assembly 301 linked together, brake disc 302, described Hub assembly 301 comprises hub body 3011, bearing A3012, bearing B3013, bearing A3012, bearing B3013 is arranged on the endoporus two ends of hub body 3011 respectively, bearing A3012, the endoporus of bearing B3013 matches with the central siphon of axle case assy, bearing A3012, sleeve pipe 3014 is installed between bearing B3013, lubricating oil is filled with between hub body 3011 and sleeve pipe 3014, hub body 3011 is also provided with the oil seal assembly 3015 for sealing in the outside of bearing B3013.
Described plate disc brake comprises brake clamp 401, friction shoe 402, friction shoe wear limit warning device 403, friction shoe 402 pressure is embedded between brake clamp 401 and brake disc 302, the input end of friction shoe wear limit warning device 403 is connected on friction shoe, and the mouth of friction shoe wear limit warning device 403 is arranged on driver's gauge panel.This friction shoe wear limit warning device 403 comprises the wear limit alarming line, wire harness, the alarm lamp that connect successively, and wear limit alarming line is connected on friction shoe by wire clamp, and alarm lamp is arranged on driver's gauge panel.When friction shoe is intact, namely wear limit alarming line is intact, forms loop when wear limit alarming line is intact, and alarm lamp keeps state of often going out; When friction shoe may wear to the limit, wear limit alarming line rubs, and the alarm lamp flicker on driver's gauge panel, prompting driver changes friction shoe in time.
Described main gearbox assembly 2 adopts integral type main gearbox assembly, this integral type main gearbox assembly comprises unitized housing 204, is positioned at unitized housing 204 and the main reduction gear 201 linked together, interaxle differential 202, and described main reduction gear 201 comprises initiatively cylindric spiral gear 2011, driven cylindric spiral gear 2012, driven wheel of differential 2013, drive bevel gear 2014; Described active cylindric spiral gear 2011 is arranged on input shaft 203, driven cylindric spiral gear 2012 is arranged between two bearings on drive bevel gear 2014 axle journal respectively, initiatively engage each other between cylindric spiral gear 2011, driven cylindric spiral gear 2012, engage each other between driven wheel of differential 2013, drive bevel gear 2014.

Claims (5)

1. a heavy-duty car disk brake is non-maintaining takes turns limit lightweight and drives doube bridge assembly, comprise middle axle assembly (I), back axle assembly (II), by the transmission shaft (III) that middle axle assembly (I) and back axle assembly (II) link together, described middle axle assembly (I), back axle assembly (II) includes axle case assy (1), main gearbox assembly (2), wheel hub brake disk assembly (3), brake assembly (4), semiaxis, compressed air brake cylinder assembly (5), it is characterized in that: described main gearbox assembly (2) is integral type main gearbox assembly, this main gearbox assembly (2) is arranged on the reinforcing pad flange face (101) at axle case assy (1) middle part, wheel hub brake disk assembly (3) is arranged on the two ends central siphon (102) of axle case assy (1), brake assembly (4) is arranged on the flange (103) of axle case assy by adapter plate, one end of semiaxis connects main gearbox assembly, the other end of semiaxis is connected with wheel hub brake disk assembly (3), described wheel hub brake disk assembly (3) is non-maintaining wheel hub brake disk assembly, and described brake assembly (4) is plate disc brake.
2. heavy-duty car disk brake according to claim 1 is non-maintaining takes turns limit lightweight driving doube bridge assembly, it is characterized in that: described non-maintaining wheel hub brake disk assembly comprises the Hub assembly (301) linked together, brake disc (302), described Hub assembly (301) comprises hub body (3011), bearing A(3012), bearing B(3013), bearing A(3012), bearing B(3013) be arranged on the endoporus two ends of hub body (3011) respectively, bearing A(3012), bearing B(3013) endoporus match with the central siphon of axle case assy, bearing A(3012), bearing B(3013) between sleeve pipe (3014) is installed, lubricating oil is filled with between hub body (3011) and sleeve pipe (3014), hub body (3011) is at bearing B(3013) outside oil seal assembly (3015) for sealing also is installed.
3. heavy-duty car disk brake according to claim 2 is non-maintaining takes turns limit lightweight driving doube bridge assembly, it is characterized in that: described plate disc brake comprises brake clamp (401), friction shoe (402), friction shoe wear limit warning device (403), friction shoe (402) pressure is embedded between brake clamp (401) and brake disc (302), the input end of friction shoe wear limit warning device (403) is connected on friction shoe, and the mouth of friction shoe wear limit warning device (403) is arranged on driver's gauge panel.
4. heavy-duty car disk brake according to claim 3 is non-maintaining takes turns limit lightweight driving doube bridge assembly, it is characterized in that: described friction shoe wear limit warning device (403) comprises the wear limit alarming line, wire harness, the alarm lamp that connect successively, wear limit alarming line is connected on friction shoe by wire clamp, and alarm lamp is arranged on driver's gauge panel.
5. the heavy-duty car disk brake according to claim 1 or 2 or 3 or 4 is non-maintaining takes turns limit lightweight driving doube bridge assembly, it is characterized in that: described main gearbox assembly (2) adopts integral type main gearbox assembly, this integral type main gearbox assembly comprises unitized housing (204), be positioned at unitized housing (204) and the main reduction gear linked together (201), interaxle differential (202), described main reduction gear (201) comprises initiatively cylindric spiral gear (2011), driven cylindric spiral gear (2012), driven wheel of differential (2013), drive bevel gear (2014), described active cylindric spiral gear (2011) is arranged on input shaft (203), driven cylindric spiral gear (2012) is arranged between two bearings on drive bevel gear (2014) axle journal respectively, initiatively cylindric spiral gear (2011), driven cylindric spiral gear engage each other between (2012), and driven wheel of differential (2013), drive bevel gear engage each other between (2014).
CN201520826697.8U 2015-10-23 2015-10-23 Non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake Active CN205149524U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520826697.8U CN205149524U (en) 2015-10-23 2015-10-23 Non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520826697.8U CN205149524U (en) 2015-10-23 2015-10-23 Non -maintaining round of limit lightweight drive doube bridge assembly of heavy -duty car disc brake

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CN205149524U true CN205149524U (en) 2016-04-13

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