CN109606102B - Hub reduction gear - Google Patents
Hub reduction gear Download PDFInfo
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- CN109606102B CN109606102B CN201811643637.7A CN201811643637A CN109606102B CN 109606102 B CN109606102 B CN 109606102B CN 201811643637 A CN201811643637 A CN 201811643637A CN 109606102 B CN109606102 B CN 109606102B
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- 230000009467 reduction Effects 0.000 title claims description 31
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 20
- 230000007704 transition Effects 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 3
- 229910045601 alloy Inorganic materials 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 208000032369 Primary transmission Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
Abstract
The invention relates to the field of wheel reducers, in particular to a wheel reducer, which comprises a reducer shell, wherein a transmission assembly for transmitting power is arranged in the reducer shell; the reducer shell comprises an outer shell and an inner shell, and the outer shell is connected with the inner shell. The invention adopts split design, is beneficial to the molding of a precision alloy casting die, reduces the workload of machining, is suitable for realizing batch production and reduces the cost; meanwhile, the installation of subsequent parts is convenient.
Description
Technical Field
The invention relates to the field of wheel reducers, in particular to a wheel reducer.
Background
The existing low-speed reducer for the vehicle, particularly a multi-stage transmission structure, has the problems of large volume, low rotating speed, high noise and the like, is not beneficial to the light-weight design of the vehicle, and can not be immersed in water for a long time for working. Meanwhile, the traditional wheel reduction gear generally uses a planetary gear set to transmit, the structure is complex, meanwhile, the traditional wheel reduction gear is too complex to be connected with a vehicle body, time-consuming and labor-consuming in the later-period disassembly maintenance and early-period assembly process, and in order to solve the technical problem, a novel wheel reduction gear is required at present.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a novel wheel hub reduction gear.
In order to achieve the purpose, the invention adopts the technical scheme that:
a wheel reduction gear comprises a reduction gear shell, wherein a transmission assembly for transmitting power is arranged in the reduction gear shell; the reducer shell comprises an outer shell and an inner shell, and the outer shell is connected with the inner shell.
The transmission assembly comprises an input shaft system arranged in the inner shell and an output shaft system arranged in the outer shell, and the input shaft system is connected with the output shaft system.
The input shaft system comprises an input shaft, one end of the input shaft is arranged in the inner shell, the other end of the input shaft extends to the outer side of the inner shell, and a drive bevel gear is arranged on the input shaft; the output shaft system comprises an output shaft arranged in the outer shell, one end of the output shaft is connected with the input shaft, and the other end of the output shaft extends to the outer side of the outer shell to be connected with the hub flange; and one end of the output shaft, which is close to the input shaft, is provided with a transmission bevel gear, and the transmission bevel gear is meshed with the driving bevel gear.
The inner shell comprises an inner shell body, and a placing cavity is formed in the inner shell body; a plurality of raised reinforcing ribs are arranged on the outer side surface of the inner shell body; the reinforcing rib is provided with a first thread mounting hole, a second thread mounting hole is arranged in the corresponding area of the outer shell and the first thread mounting hole, and the inner shell and the outer shell are connected through the first thread mounting hole and the second thread mounting hole through a fixing bolt.
The first threaded hole comprises a threaded hole and a transition hole, the aperture of the transition hole is larger than that of the threaded hole, and the transition hole and the threaded hole are coaxially arranged; the transition hole is communicated with the second threaded mounting hole through a threaded hole.
The outer shell comprises a shell body, and a shell inner cavity for the output shaft to pass through is formed in the shell body; the shell body is in a frustum shape.
The shell body is close to one of interior casing and is served and be equipped with the web, be equipped with the connecting hole that is used for being connected with the automobile body on the web.
And a rubber cushion is arranged on one side of the web plate, which is attached to the vehicle body.
And a plurality of avoidance notches for avoiding are arranged on the web plate.
Supporting bosses are arranged between the web plate and the shell body and distributed on the circumference of the shell body; the web plate, the supporting boss and the web plate are integrally formed through a casting process.
The invention has the advantages that:
the invention adopts split design, is beneficial to the molding of a precision alloy casting die, reduces the workload of machining, is suitable for realizing batch production and reduces the cost; meanwhile, the installation of subsequent parts is convenient.
Drawings
The contents of the expressions in the various figures of the present specification and the labels in the figures are briefly described as follows:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a right side view of the present invention.
Fig. 4 is a perspective view of the present invention.
Fig. 5 is a schematic structural view of the joint of the present invention and a vehicle body.
Fig. 6 is a cross-sectional view taken along a-a of fig. 1.
The labels in the above figures are:
1. the device comprises an outer shell, 2, an inner shell, 3, an input shaft, 4, a hub flange, 5, an output shaft, 6, a transmission bevel gear, 7 and a driving bevel gear.
Detailed Description
The following description of preferred embodiments of the invention will be made in further detail with reference to the accompanying drawings.
A wheel reduction gear comprises a reduction gear shell, wherein a transmission assembly for transmitting power is arranged in the reduction gear shell; the speed reducer shell comprises an outer shell 1 and an inner shell 2, wherein the outer shell 1 is connected with the inner shell 2; the invention adopts split design, is beneficial to the molding of a precision alloy casting die, reduces the workload of machining, is suitable for realizing batch production and reduces the cost; meanwhile, the installation of subsequent parts is convenient, and preferably, the transmission assembly comprises an input shaft system arranged in the inner shell 2 and an output shaft system arranged in the outer shell 1, wherein the input shaft system is connected with the output shaft system; the wheel speed reducer disclosed by the invention has the capability of power transmission through the matching of the input shaft system and the output shaft system, and meanwhile, in order to optimize the arrangement of the wheel speed reducer, the input shaft system and the output shaft system are vertically arranged, and the transmission direction of the power can be changed through the mutually vertical arrangement of the input shaft system and the output shaft system, so that the volume of the wheel speed reducer can be transversely reduced, the space occupied by the wheel speed reducer is optimized, and the arrangement of the wheel speed reducer on a vehicle at the later stage is convenient; in order to be suitable for the structure, the input shaft system comprises an input shaft 3, one end of the input shaft 3 is arranged in the inner shell 2, the other end of the input shaft extends to the outer side of the inner shell 2, and a driving bevel gear 7 is arranged on the input shaft 3; the output shaft system comprises an output shaft 5 arranged in the outer shell 1, one end of the output shaft 5 is connected with the input shaft 3, and the other end of the output shaft extends to the outer side of the outer shell 1 to be connected with the hub flange plate 4; one end of the output shaft 5 close to the input shaft 3 is provided with a transmission bevel gear 7, and the transmission bevel gear 7 is meshed with the driving bevel gear 7; by matching the driving bevel gear 7 with the transmission bevel gear 7, smooth output of power can be realized, and meanwhile, the problem of optimizing the space of a wheel-side reducer is solved; after the transmission shaft is connected with the input shaft 3 through a spline, the power of a driving motor is reduced in speed and increased in torque through the input shaft 3 from the inner side of the vehicle through a bevel gear set which is vertically meshed, and the power is vertically steered in the power transmission direction and is output to a hub flange plate 4 outside the vehicle; the tire is connected with the output shaft 5 into a whole after being fixed by bolts on the hub flange plate 4, and finally the driving force is output to the tire; the input shaft 3 drives the vehicle forwards and backwards when obtaining different steering power, and the vehicle runs at different speeds through different input rotating speeds; meanwhile, the wheel-side reducer disclosed by the invention is a wheel hub directly driven by primary transmission, so that the transmission efficiency of the wheel-side reducer disclosed by the invention is high, and meanwhile, when the wheel-side reducer disclosed by the invention is used, an independent wheel-side reducer is assembled on each wheel, so that the driving of a plurality of wheels of an automobile is realized; the driving force of each wheel is accurately controlled, so that the power transmission efficiency of the automobile is improved; meanwhile, due to the optimization of the transmission direction, the wheel-side speed reducer disclosed by the invention occupies a small space, is beneficial to the structural arrangement of the whole vehicle, can realize a larger space in the vehicle, increases the ground clearance of the vehicle and improves the passing performance of the vehicle. Meanwhile, the optimized structure of the wheel-side reducer enables the wheel-side reducer to have the advantages of large torque, quick cooling, low noise, long service life, reliable sealing and the like, and is particularly suitable for wheel-side driving of various vehicle types such as other all-terrain vehicles besides being particularly suitable for electric vehicles and amphibious vehicles.
Based on the above, we can find that the hub reduction gear disclosed by the invention is mainly a reduction gear shell, and the reduction gear shell comprises an outer shell 1 and an inner shell 2, in the specific implementation process, after the reduction gear shell is internally provided with components such as a gear set, a bearing, an oil seal and the like, the two separated outer shells 1 and the inner shell 2 are assembled into a complete reduction gear shell by using a plurality of hexagon socket head bolts, and meanwhile, an input shaft system and an output shaft system are respectively arranged into a box body through components such as the oil seal and a flange, so that the reduction gear forms a complete sealing assembly; the specific implementation mode is as follows: the input shaft 3 of the speed reducer is respectively arranged in a tapered roller bearing and a driving bevel gear 7, the tapered roller bearing and the driving bevel gear 7 are fixed on the input shaft 3 through two hexagonal thin nuts, and the end part of the input shaft 3 is connected with the tapered roller bearing; the tapered roller bearing is arranged in an inner hole of the inner shell 2, the inner wall of the inner shell 2 is provided with the inner hole, the position and the number of the inner hole can be set according to the requirement, and after the arrangement is finished, the inner shell 2 is sealed with the input shaft system by using a half shaft oil seal and a flange; the output shaft 5 of the speed reducer is respectively arranged in a transmission bevel gear 7, and simultaneously, two ends of the output shaft 5 are sleeved with tapered roller bearings and fixed on the output shaft 5 by two hexagonal thin nuts, as shown in figure 1, the operation of the output shaft 5 is arranged in an inner hole of a shell, and after the assembly is finished, the outer shell 1 and an output shaft system are sealed by a flange and a half shaft oil seal; meanwhile, after the input shaft 3 and the output shaft 5, gears and other components in the speed reducer are assembled on the shell together with a bearing and an oil seal, a plurality of bolts are utilized to penetrate through a first mounting threaded hole 811 on the inner shell 2 and are connected with a second mounting threaded hole 811 arranged on the outer shell 1; fastening to form a reducer body; finally, the hub flange plate 4 is arranged at the end part of the output shaft 5 and is fastened at the end part of the output shaft 5 by a hexagonal thin nut, so that the installation and assembly of the whole hub reducer assembly are basically completed; based on the above statement, the wheel-side speed reducer disclosed by the invention is simple to assemble, and is convenient to operate reversely due to the special structure, namely, when the speed reducer is installed or disassembled, the disassembly process is not related to other parts in a vehicle, and the number of related parts is small, so that the speed reducer is convenient and quick to maintain; the transmission bevel gear and the driving bevel gear 7 can be provided with gear ratios according to needs, meanwhile, in order to improve the matching precision, holes, shafts and flat keys between the shafts and the gears are connected through appropriate interference fit, the gear grinding finish machining process is adopted, the transmission is stable, the noise is low, and meanwhile, a method that the design reference, the process reference and the assembly reference are unified is adopted, so that the part precision is greatly improved. The assembled speed reducer is fixed in a shell hole through the matching of a flange, an oil seal, a shaft and the like, and a shell of the speed reducer forms a closed space which can store oil, provide lubrication for a gear, a bearing and the like and reduce the temperature; screwing off the oil inlet plug 201, adding lubricating oil into the speed reducer, discharging oil from the speed reducer through the oil discharge plug 203, and determining a proper oil filling amount by using the oil level observation window 202; by the arrangement of the structure, the speed reducer structure disclosed by the invention can vertically transmit the power of the motor from the inner side of the vehicle to the wheel edge of the outer side of the vehicle, so that the wheel obtains driving force and the wheel edge space is saved; meanwhile, by the ingenious structural design of the watertight plane of the shell and the installation surface of the vehicle body 21, the design of related sealing, lubrication and the like of the shafting and the shell, the unique structural design of the shell and the like, the speed reducer can be conveniently and quickly assembled and disassembled from the outside to the inside of the vehicle, the good watertight performance of the installation surface of the vehicle body 21 and the speed reducer is ensured, and the problem of poor watertight performance of a wheel-side speed reducer of an amphibious vehicle is solved.
Preferably, the inner shell 2 of the present invention comprises an inner shell body, and a placement cavity is arranged inside the inner shell 2; a plurality of raised reinforcing ribs 8 are arranged on the outer side surface of the inner shell body; firstly, the strength of the inner shell body is enhanced through the arrangement of the reinforcing ribs 8, and the service life of the inner shell 2 is prolonged; meanwhile, preferably, in the present invention, a first threaded mounting hole 81 is formed in the reinforcing rib 8, a second threaded mounting hole 82 is formed in a region of the outer shell 1 corresponding to the first threaded mounting hole 81, and the inner shell 2 and the outer shell 1 are connected by a fixing bolt passing through the first threaded mounting hole 81 and the second threaded mounting hole 82; the connection between the outer shell 1 and the inner shell 2 is facilitated through the arrangement of the first threaded mounting hole 81 and the second threaded mounting hole 82, meanwhile, the first threaded mounting hole is arranged on the reinforcing rib 8, the problem that the area of the inner shell 2 is occupied by holes arranged on the inner shell body is avoided, based on the optimization, the size of the inner shell body can be reduced to a certain extent, the light weight can be realized, the occupied space of a speed reducer is reduced, and meanwhile, the sealing problem after the first threaded mounting hole 81 is communicated with the inner cavity of the outer shell body 1 is avoided because the first threaded mounting hole 81 is not arranged on the outer shell body 1.
Preferably, in the present invention, the first threaded hole 811 includes a threaded hole 811 and a transition hole 812, the diameter of the transition hole 812 is larger than that of the threaded hole 811, and the transition hole 812 is coaxially disposed with the threaded hole 811; the transition hole 812 is communicated with the second threaded mounting hole 82 through a threaded hole 811; by doing so, the first screw hole 811 presents a trapezoidal hole structure, and the fixing bolt can be prevented from being exposed outside the inner case 2.
Preferably, the outer casing 1 of the present invention includes a casing body 101, and a casing inner cavity for the output shaft 5 to pass through is arranged inside the casing body 101; the shell body 101 is in a frustum shape; through the arrangement, the space occupied by the shell body 101 is reduced, the lightweight design of the hub reduction gear is realized, and meanwhile, the diameter of the section close to one side of the inner shell 2 is larger than that of the section far away from the inner shell 2, so that the space occupied by the outer side of the outer shell 1 is smaller; the bolts connected with the web plate 103 are convenient to mount and dismount; and the subsequent assembly operation is convenient.
Preferably, in the present invention, a web 103 is disposed on one end of the housing body 101 close to the inner housing 2, and a connection hole 1031 for connecting with the vehicle body 21 is disposed on the web 103; a rubber cushion 22 is arranged on one side of the web plate 103, which is attached to the vehicle body 21; in the invention, the end of the outer shell 1 is provided with a web 103, namely, the extended large plane design shown in the drawing is shown, as shown by the shaded part in fig. 4, the web 103 is provided with a plurality of avoidance gaps 1032 for avoiding; the web plate 103 is in a structure similar to a convex shape and extends outwards, the web plate 103 can effectively shield and seal a large special-shaped hole formed on the vehicle body 21 due to avoidance of the input shaft 3 of the speed reducer, a flange and the like in addition to fixing the speed reducer on the vehicle body 21 by adopting the above-mentioned extension type large plane; meanwhile, a rubber cushion 22 is arranged on one side of the wheel reduction gear connected with the vehicle body 21, and after the rubber cushion 22 is arranged, a bolt 23 penetrates through a screw hole in the web plate 103 and fastens a nut on the inner side of the vehicle body 21, so that the wheel reduction gear is mounted on the vehicle body 21; due to the arrangement of the rubber cushion 22, the sealing effect of the connecting position of the wheel reduction gear and the vehicle body 21 is good, and the good watertight performance of the connecting position of the vehicle body 21 and the reduction gear is ensured.
Preferably, in the present invention, support bosses 102 are disposed between the web 103 and the case body 101, and the support bosses 102 are distributed on the circumference of the case body 101; the web 103, the supporting boss 102 and the web 103 are integrally formed through a casting process; in fact, the arrangement of the supporting boss 102 makes the overall structure of the outer shell 1 more stable, and can ensure the strength of the web 103 to a greater extent.
It is clear that the specific implementation of the invention is not restricted to the above-described embodiments, but that various insubstantial modifications of the inventive process concept and technical solutions are within the scope of protection of the invention.
Claims (2)
1. The wheel reduction gear is characterized by comprising a reduction gear shell, wherein a transmission assembly for transmitting power is arranged in the reduction gear shell; the speed reducer shell comprises an outer shell and an inner shell, and the outer shell is connected with the inner shell;
the inner shell comprises an inner shell body, and a placing cavity is formed in the inner shell body; a plurality of raised reinforcing ribs are arranged on the outer side surface of the inner shell body; the reinforcing ribs are provided with first thread mounting holes, second thread mounting holes are formed in the corresponding areas of the outer shell and the first thread mounting holes, and the inner shell and the outer shell are connected through the first thread mounting holes and the second thread mounting holes through fixing bolts;
the first threaded mounting hole comprises a threaded hole and a transition hole, the aperture of the transition hole is larger than that of the threaded hole, and the transition hole and the threaded hole are coaxially arranged; the transition hole is communicated with the second threaded mounting hole through a threaded hole;
the outer shell comprises a shell body, and a shell inner cavity for the output shaft to pass through is formed in the shell body; the shell body is in a frustum shape; a web plate is arranged at one end of the shell body close to the inner shell, and a connecting hole used for being connected with a vehicle body is formed in the web plate;
a rubber cushion is arranged on one side of the web plate, which is attached to the vehicle body;
a plurality of avoidance notches for avoiding are formed in the web plate;
an inner hole is arranged on the inner wall of the inner shell;
the transmission assembly comprises an input shaft system arranged in the inner shell and an output shaft system arranged in the outer shell, and the input shaft system is connected with the output shaft system;
the input shaft system comprises an input shaft, one end of the input shaft is arranged in the inner shell, the other end of the input shaft extends to the outer side of the inner shell, and a drive bevel gear is arranged on the input shaft; the output shaft system comprises an output shaft arranged in the outer shell, one end of the output shaft is connected with the input shaft, and the other end of the output shaft extends to the outer side of the outer shell to be connected with the hub flange; one end of the output shaft close to the input shaft is provided with a transmission bevel gear, and the transmission bevel gear is meshed with the driving bevel gear;
an oil inlet piston, an oil discharge piston and an observation window are arranged on the inner shell;
the oil inlet piston is positioned at the upper end of the inner shell; the oil drain piston is positioned at the lower end of the inner shell, and the observation window is positioned in the middle of the inner shell;
the assembly steps of the hub reduction gear are as follows:
step 1: the input shaft of the speed reducer is respectively arranged in a tapered roller bearing and a driving bevel gear, the tapered roller bearing and the driving bevel gear are fixed on the input shaft through two hexagonal thin nuts, and the end part of the input shaft is connected with the tapered roller bearing; after the operations are finished, sealing the inner shell and the input shaft system by using a half shaft oil seal and a flange; meanwhile, the output shaft of the speed reducer is respectively arranged in a transmission bevel gear, tapered roller bearings are sleeved on two ends of the output shaft and fixed on the output shaft by hexagonal thin nuts, and meanwhile, the shaft system of the output shaft is arranged in the outer shell; after the output shaft system is assembled, the outer shell and the output shaft system are sealed by using a flange and a half shaft oil seal;
step 2: after the step 1 is finished, a plurality of bolts penetrate through a first mounting threaded hole in the inner shell, and each bolt is connected with a second mounting threaded hole in the outer shell;
and step 3: after the step 2 is finished, the hub flange plate is arranged at the end part of the output shaft and is fastened at the end part of the output shaft by a nut, so that the installation and assembly of the whole hub reduction gear assembly are finished;
and 4, step 4: after the step 3 is finished, unscrewing the oil inlet piston from the inner shell, and injecting lubricating oil into the hub reduction gear from the joint of the oil inlet piston and the inner shell;
after the wheel-side speed reducer is assembled;
when the hub reduction gear is connected with a vehicle body, the rubber cushion on the web plate is required to be arranged towards one side of the vehicle body, and a bolt (23) is used for penetrating through a screw hole on the web plate to be connected with a nut on the vehicle body; the web plate is required to cover the special-shaped hole on the vehicle body; and meanwhile, a web plate is required to be attached to the vehicle body, and the web plate and the vehicle body extrude the rubber cushion.
2. The hub reduction unit of claim 1, wherein support bosses are arranged between the web and the housing body and distributed on the circumference of the housing body; the web plate, the supporting boss and the web plate are integrally formed through a casting process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811643637.7A CN109606102B (en) | 2018-12-29 | 2018-12-29 | Hub reduction gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811643637.7A CN109606102B (en) | 2018-12-29 | 2018-12-29 | Hub reduction gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109606102A CN109606102A (en) | 2019-04-12 |
| CN109606102B true CN109606102B (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811643637.7A Active CN109606102B (en) | 2018-12-29 | 2018-12-29 | Hub reduction gear |
Country Status (1)
| Country | Link |
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| CN (1) | CN109606102B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274000A (en) * | 2019-06-26 | 2019-09-24 | 奇瑞商用车（安徽）有限公司 | A kind of electric car hub reduction gear |
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| CN201970795U (en) * | 2010-11-23 | 2011-09-14 | 安徽福马车桥有限公司 | Positioning device for bearing cover of main speed reducer casing of vehicle driving axle |
| CN203431142U (en) * | 2013-08-05 | 2014-02-12 | 陕西汉德车桥有限公司 | Automobile drive axle main speed reducer shell |
| CN205059262U (en) * | 2015-10-23 | 2016-03-02 | 中科动力（福建）新能源汽车有限公司 | Electric automobile's reduction gear shock attenuation mounting structure |
| CN207796038U (en) * | 2018-01-03 | 2018-08-31 | 杭州萧山江南通用机械厂 | A kind of hub reduction gear-box |
| CN109114204A (en) * | 2018-09-10 | 2019-01-01 | 奇瑞商用车（安徽）有限公司 | Commercial wheel side reducer shell |
| CN109139873A (en) * | 2018-09-10 | 2019-01-04 | 奇瑞商用车（安徽）有限公司 | The commercial wheel side reducer shell of integrated caliper brake disc installation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201627901U (en) * | 2009-12-24 | 2010-11-10 | 哈尔滨北方特种车辆制造有限公司 | Hub speed reducer |
| CN204262688U (en) * | 2014-10-11 | 2015-04-15 | 重庆红宇精密工业有限责任公司 | A kind of pressure heads mechanism of automobile gearbox oil pump lid axial compression assembling device |
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- 2018-12-29 CN CN201811643637.7A patent/CN109606102B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05278484A (en) * | 1992-03-31 | 1993-10-26 | Suzuki Motor Corp | Four-wheel drive vehicle |
| CN201970795U (en) * | 2010-11-23 | 2011-09-14 | 安徽福马车桥有限公司 | Positioning device for bearing cover of main speed reducer casing of vehicle driving axle |
| CN203431142U (en) * | 2013-08-05 | 2014-02-12 | 陕西汉德车桥有限公司 | Automobile drive axle main speed reducer shell |
| CN205059262U (en) * | 2015-10-23 | 2016-03-02 | 中科动力（福建）新能源汽车有限公司 | Electric automobile's reduction gear shock attenuation mounting structure |
| CN207796038U (en) * | 2018-01-03 | 2018-08-31 | 杭州萧山江南通用机械厂 | A kind of hub reduction gear-box |
| CN109114204A (en) * | 2018-09-10 | 2019-01-01 | 奇瑞商用车（安徽）有限公司 | Commercial wheel side reducer shell |
| CN109139873A (en) * | 2018-09-10 | 2019-01-04 | 奇瑞商用车（安徽）有限公司 | The commercial wheel side reducer shell of integrated caliper brake disc installation |
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| CN109606102A (en) | 2019-04-12 |
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