CN113085543B - Aluminum alloy transmission shaft with intermediate support for automobile - Google Patents
Aluminum alloy transmission shaft with intermediate support for automobile Download PDFInfo
- Publication number
- CN113085543B CN113085543B CN202110413330.3A CN202110413330A CN113085543B CN 113085543 B CN113085543 B CN 113085543B CN 202110413330 A CN202110413330 A CN 202110413330A CN 113085543 B CN113085543 B CN 113085543B
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- spline
- shaft
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- head
- bearing
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 37
- 239000004677 Nylon Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 4
- 238000011161 development Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- 239000004519 grease Substances 0.000 description 4
- 210000002445 nipple Anatomy 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 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
- 238000012827 research and development Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Classifications
-
- 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
- B60K17/22—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
- B60K17/24—Arrangements of mountings for shafting
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses an aluminum alloy transmission shaft with an intermediate support for an automobile, which comprises the following components: the first transmission shaft comprises a first shaft tube, a first spline housing, a first double-head spline shaft, a second spline housing and a first fixing piece, one end of the first shaft tube is coaxially and fixedly connected with one end of the first spline housing, one end of the outer peripheral surface of the first double-head spline shaft is provided with a first spline, and the other end of the outer peripheral surface of the first double-head spline shaft is provided with a second spline; the middle support comprises a bearing, a bearing seat and a rubber backing ring, the transmission shaft is connected in a sliding spline fit manner, the problem of steel-aluminum material fit connection is solved skillfully, the structure is simple, the manufacturing cost is low, the development of the transmission shaft with the middle support aluminum alloy is realized, the transmission shaft with the middle support aluminum alloy of the structure is lighter than the transmission shaft with the middle support made of traditional steel by 10% -20%, and the requirement of the vehicle type lightening of a multistage transmission shaft system can be solved immediately.
Description
Technical Field
The invention relates to the technical field of automobile transmission shafts, in particular to an automobile transmission shaft with an intermediate support and an aluminum alloy.
Background
Currently, with the application of lightweight aluminum alloy materials in the automobile industry, aluminum alloy transmission shafts are applied, and the limitation that the traditional transmission shafts only adopt steel is broken through. Compared with a steel transmission shaft, the aluminum alloy transmission shaft is 15-25% lighter, can reduce the oil consumption of the whole vehicle by 3-5%, and makes outstanding contribution to the light weight of the whole vehicle.
However, the aluminum alloy transmission shaft product in the current market is mainly an aluminum alloy transmission shaft with spline pairs; because the natural frequency of the transmission shaft is related to the total length, under certain conditions, the natural frequency is reduced along with the increase of the length, the corresponding allowable rotation speed of the transmission shaft is reduced, and the length of a single transmission shaft is not more than 2500mm in order to meet the use requirement of the whole vehicle; at present, according to different vehicle type working conditions, the wheelbase of the whole vehicle is long or short, and the requirement can be met by adopting a transmission shaft with a spline pair aiming at the vehicle type with the short wheelbase; for long wheelbase vehicles, a multi-section transmission shaft system is required.
In the development of the aluminum alloy transmission shaft with the intermediate support, the strength of the aluminum alloy material is far smaller than that of steel, so that the structural size of the aluminum alloy intermediate spline shaft part is designed to be relatively larger to meet the strength requirement, and the requirement of the layout space size of the whole transmission shaft is far greater; therefore, steel intermediate spline shaft parts are required to be adopted in development of the aluminum alloy transmission shaft with the intermediate support, steel-aluminum material connection technology is required to be researched, technical difficulty is high, and research and development period is long.
Disclosure of Invention
The invention aims to overcome the technical defects, provide the aluminum alloy transmission shaft with the intermediate support for the automobile, and solve at least one technical problem in the background art.
In order to achieve the technical purpose, the technical scheme of the invention provides an aluminum alloy transmission shaft with an intermediate support for an automobile, which comprises the following components:
The first transmission shaft comprises a first shaft tube, a first spline housing, a first double-head spline shaft, a second spline housing and a first fixing piece, one end of the first shaft tube is fixedly connected with one end of the first spline housing coaxially, a first spline is arranged at one end of the outer peripheral surface of the first double-head spline shaft, a second spline is arranged at the other end of the outer peripheral surface of the first double-head spline shaft, the other end of the first spline housing is slidably sleeved at one end of the first double-head spline shaft and is connected with the first spline in a matched mode, the second spline housing is sleeved at the other end of the first double-head spline shaft and is connected with the second spline in a matched mode, the first fixing piece is fixedly connected with the first double-head spline shaft and limits the axial movement of the second spline housing relative to the first double-head spline shaft, and a first stepped surface opposite to the end of the second spline housing is arranged at the outer peripheral surface of the first double-head spline shaft;
the middle support comprises a bearing, a bearing seat and a rubber backing ring, wherein the bearing is coaxially sleeved on the first double-head spline shaft, the inner ring of the bearing is fixedly connected with the first double-head spline shaft, the inner ring of the bearing is clamped between the first step surface and the opposite surface of the second spline housing, the bearing seat is annular, the bearing seat is coaxially sleeved on the bearing, the bearing seat is fixedly connected with the outer ring of the bearing, the rubber backing ring is coaxially sleeved on the bearing seat, and the rubber backing ring is fixedly connected with the bearing seat.
Further, the middle support further comprises two elastic check rings for first holes, two first annular grooves are formed in the inner peripheral surface of the bearing seat, the two first annular grooves are coaxial with the bearing seat, the elastic check rings for first holes are coaxially embedded in the two first annular grooves in one-to-one correspondence, and two sides of the outer ring of the bearing are respectively abutted with the two elastic check rings for first holes.
Further, oil sealing elements are arranged at two ends of an annular groove formed by the inner peripheral surface of the bearing seat and the outer peripheral surface of the first double-head spline shaft in a surrounding mode.
Further, the inner ring of the bearing is provided with an oil guide hole penetrating through the inner circumferential surface and the outer circumferential surface of the bearing, the second spline housing is provided with an oil injection nozzle, the outer circumferential surface of the first double-head spline shaft is provided with an oil groove, one end of the oil groove is communicated with the oil guide hole, and the other end of the oil groove is communicated with the oil injection nozzle.
Further, the spline surface on the inner peripheral surface of the first spline housing is coated with a nylon coating.
Further, the surface of the first spline is coated with a nylon coating.
Further, the automobile aluminum alloy transmission shaft with the intermediate support further comprises a second transmission shaft, the second transmission shaft comprises a second shaft pipe, a third spline housing and a second spline shaft, one end of the second shaft pipe is fixedly connected with one end of the third spline housing in a coaxial mode, a third spline is arranged at one end of the outer peripheral surface of the second spline shaft, the other end of the third spline housing is slidably sleeved at one end of the second spline shaft and is connected with the third spline in a matched mode, and the other end of the second spline shaft is connected with one end, far away from the intermediate support portion, of the second spline housing through a second universal joint.
Further, the outer peripheral surface of the first double-end spline shaft is outwards prolonged to form a second limiting surface, a conical surface nut is fixed at one end of the first double-end spline shaft, the inner peripheral surface of the first spline sleeve, which is close to one end of the conical surface nut, is a conical surface, the conical surface of the conical surface nut is abutted to the conical surface, the conical surface nut is fixedly connected with the first double-end spline shaft, and the other end of the first spline sleeve is abutted to the second limiting surface.
Compared with the prior art, the invention has the beneficial effects that: the aluminum alloy transmission shaft with the intermediate support for the automobile is of a self-contained sliding spline pair structure, the intermediate support is of a fixed structure, and the length of a transmission shaft assembly can be automatically adjusted through the sliding spline pair to meet the size change caused by circumferential movement or assembly errors of an engine and a speed changing shaft box.
Drawings
FIG. 1 is a schematic view of a connection structure of a first embodiment of an aluminum alloy transmission shaft with intermediate support for an automobile according to the present invention;
FIG. 2 is a schematic view of the connection structure of FIG. 1 with the second drive shaft removed;
FIG. 3 is a schematic view of the first double-ended spline shaft of FIG. 2;
FIG. 4 is a schematic view of a connection structure of a second embodiment of an aluminum alloy transmission shaft with intermediate support for an automobile according to the present invention;
Fig. 5 is a schematic view of the connection structure of fig. 4 with the second drive shaft removed.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1,2 and 3, the present embodiment provides an aluminum alloy transmission shaft with intermediate support for an automobile, including: the first transmission shaft and the middle support.
The first transmission shaft comprises a first shaft tube 1, a first spline housing 2, a first double-end spline shaft 3, a second spline housing 4 and a first fixing piece 5, wherein one end of the first shaft tube 1 is fixedly connected with one end of the first spline housing 2 in a coaxial mode, one end of the outer peripheral surface of the first double-end spline shaft 3 is provided with a first spline, the other end of the outer peripheral surface of the first double-end spline shaft 3 is provided with a second spline, the other end of the first spline housing 2 is slidably sleeved at one end of the first double-end spline shaft 3 and connected with the first spline in a matched mode, the second spline housing 4 is sleeved at the other end of the first double-end spline shaft 3 and connected with the second spline in a matched mode, the first fixing piece 5 is fixedly connected with the first double-end spline shaft 3 and limits axial movement of the second spline housing 4 relative to the first double-end spline shaft 3, and the outer peripheral surface of the first double-end spline shaft 3 is provided with a first step surface 3a which is oppositely arranged with the end of the second spline housing 4.
The middle support comprises a bearing 6, a bearing seat 7 and a rubber backing ring 8, wherein the bearing 6 is coaxially sleeved on the first double-head spline shaft 3, an inner ring of the bearing 6 is fixedly connected with the first double-head spline shaft 3, an inner ring of the bearing 6 is clamped between opposite surfaces of the first step surface 3a and the second spline sleeve 4, the bearing seat 7 is annular, the bearing seat 7 is coaxially sleeved on the bearing 6, the bearing seat 7 is fixedly connected with an outer ring of the bearing 6, the rubber backing ring 8 is coaxially sleeved on the bearing seat 7, and the rubber backing ring 8 is fixedly connected with the bearing seat 7.
The aluminum alloy transmission shaft with the intermediate support for the automobile is of a self-contained sliding spline pair structure, the intermediate support is of a fixed structure, and the length of a transmission shaft assembly can be automatically adjusted through the sliding spline pair to meet the size change caused by circumferential movement or assembly errors of an engine and a speed changing shaft box.
In this embodiment, the intermediate support still includes two circlips 9 for first hole, the inner peripheral surface of bearing frame 7 is provided with two first annular grooves 7a, two first annular grooves 7a all with bearing frame 7 is coaxial, circlips 9 for first hole one-to-one coaxial inlay in two first annular grooves 7a, and the both sides of the outer lane of bearing 6 respectively with two circlips 9 for first hole butt, the both ends of the annular groove 7b that the inner peripheral surface of bearing frame 7 and the outer peripheral surface of first double-end spline shaft 3 surround all are provided with oil seal 10, oil guide hole 6a that runs through its inner and outer peripheral surface is seted up to the inner race of bearing 6, be provided with grease nipple 4a on the second spline housing 4, oil groove 3a has been seted up to the outer peripheral surface of first double-end spline shaft 3, oil groove 3 a's one end and lead 6a intercommunication the other end of grease groove 3a with grease nipple 4a intercommunication, above-mentioned structure dismantles oil seal 10 with the outer peripheral surface of first double-end spline shaft 4a is provided with grease nipple 4a, and the maintenance can be realized to the intermediate support through bearing 6a to the intermediate support through the inner spline 6a promptly.
In this embodiment, one end of the first shaft tube 1, which is far away from the first spline housing 2, is connected with a universal joint fork 11, the universal joint fork 11 is connected with a flange fork 13 through a cross shaft 12, and the first fixing piece 5 is a hexagonal groove type nut.
The universal joint fork 11, the first shaft tube 1 and the first spline housing 2 are made of aluminum alloy 6016-T6 materials.
The flange yoke 13, the cross shaft 12, the first double-ended spline shaft 3, the second spline housing 4 and the oil nozzle 4a are made of 40Cr or 45 steel materials.
The universal joint fork 11 is connected with the first shaft tube 1, and the first shaft tube 1 is connected with the first spline housing 2 by adopting an aluminum alloy friction welding technology.
The universal joint assembly is composed of a flange yoke 13, a universal joint yoke 11, a cross shaft 12 and a second hole elastic retainer ring 14 and is used for adjusting the arrangement angle of a transmission shaft.
The first double-head spline shaft 3 comprises a first spline tube 31 and a first spline shaft 32 which are sequentially connected, and is of a hollow structure as a whole, and is light in weight, simple in structure and convenient to manufacture.
The rubber backing ring 8 and the bearing seat 7 are integrally machined through a vulcanization process, the outer ring of the bearing 6 is installed in the bearing seat 7 and is axially fixed and limited through the elastic retainer ring 9 for the first hole, the oil seal 10 is pressed in the bearing seat 7, the oil seal 10 is annular, the oil seal 10 is fixedly connected with the bearing seat 7 through interference fit, as the two ends of the inner ring of the bearing 6 of the intermediate support are fixed, the intermediate support can only rotate around the axial direction, the intermediate support structure is fixed, the precision requirement for the matching installation surface of the intermediate support bearing is lower, the manufacturing is simple, the axial movement of the bearing 6 is limited, and the service life of a product is prolonged.
In a first embodiment, the surface of the spline on the inner peripheral surface of the first spline housing 2 is coated with a nylon coating, and the surface of the first spline is also coated with a nylon coating, so that the wear resistance of a sliding spline pair is improved, meanwhile, the electric isolation of the contact surface of the sliding spline pair is realized, the direct contact wear or electrochemical corrosion of steel and aluminum parts is avoided, the first double-ended spline shaft 3 is internally arranged in the outer peripheral surface of one end of the first spline housing 2, the outer peripheral surface of the first spline housing 2, which is close to one end of the first spline housing 2, is provided with a conical surface for limiting the sliding pair sliding amount, and the first double-ended spline shaft 3 is prevented from falling off when the first spline housing 2 axially slides.
Specifically when using, the automobile takes intermediate support aluminum alloy transmission shaft still include the second transmission shaft, the second transmission shaft includes second shaft pipe 16, third spline housing 17, second spline shaft 18, the one end of second shaft pipe 16 with the coaxial fixed connection of one end of third spline housing 17, the one end of the outer peripheral face of second spline shaft 18 is provided with the third spline, the other end slip cap of third spline housing 17 is located the one end of second spline shaft 18, and with third spline fit connection, the other end of second spline shaft 18 pass through second universal joint 19 with the one end that second spline housing 4 kept away from middle supporting part is connected.
Referring to fig. 4 and 5, in a second embodiment, the outer peripheral surface of the first double-ended spline shaft 3 is extended outwards to form a second limiting surface 3b, the first double-ended spline shaft 3 is internally disposed at one end of the first spline housing 2, a conical surface nut 20 is fixed on one end of the first double-ended spline shaft 3, the inner peripheral surface of the first spline housing 2, which is close to one end of the conical surface nut 20, is a conical surface 2a, the conical surface of the conical surface nut 20 is abutted to the conical surface 2a, the conical surface nut 20 is fixedly connected with the first double-ended spline shaft 3, the other end of the first spline housing 2 is abutted to the second limiting surface 3b, the conical surface nut 20 is in threaded fit with the end of the first double-ended spline shaft 3, the conical surface of the conical surface nut 20 is in tight fit with the conical surface 2a, the left end of the first double-ended spline shaft 3 is in fixed fit with the first spline housing 2, and when the nut 20 is in threaded fit with the first double-ended spline shaft 2, the left end spline shaft 3 can be subjected to anti-damage treatment by applying thread glue or spot welding or riveting.
Compared with the traditional steel belt intermediate support transmission shaft, the structural intermediate support aluminum alloy transmission shaft is lighter by 10% -20%; the single aluminum alloy transmission shaft with the intermediate support (the first transmission shaft) and the single aluminum alloy transmission shaft with the spline pair (the second transmission shaft) are matched to replace two or three or four steel transmission shafts, the weight can be reduced by 30% -60%, the whole vehicle fuel consumption can be reduced by 10% -15% in estimated, the light-weight requirements of all vehicle types are covered, and the energy-saving and environment-friendly effects of the whole vehicle are contributed.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any other corresponding changes and modifications made in accordance with the technical idea of the present invention shall be included in the scope of the claims of the present invention.
Claims (3)
1. An aluminum alloy drive shaft with intermediate support for an automobile, comprising:
The first transmission shaft comprises a first shaft tube, a first spline housing, a first double-head spline shaft, a second spline housing and a first fixing piece, one end of the first shaft tube is fixedly connected with one end of the first spline housing coaxially, a first spline is arranged at one end of the outer peripheral surface of the first double-head spline shaft, a second spline is arranged at the other end of the outer peripheral surface of the first double-head spline shaft, the other end of the first spline housing is slidably sleeved at one end of the first double-head spline shaft and is connected with the first spline in a matched mode, the second spline housing is sleeved at the other end of the first double-head spline shaft and is connected with the second spline in a matched mode, the first fixing piece is fixedly connected with the first double-head spline shaft and limits the axial movement of the second spline housing relative to the first double-head spline shaft, and a first stepped surface opposite to the end of the second spline housing is arranged at the outer peripheral surface of the first double-head spline shaft;
The middle support comprises a bearing, a bearing seat and a rubber backing ring, wherein the bearing is coaxially sleeved on the first double-head spline shaft, the inner ring of the bearing is fixedly connected with the first double-head spline shaft, the inner ring of the bearing is clamped between the first step surface and the opposite surface of the second spline housing, the bearing seat is annular, the bearing seat is coaxially sleeved on the bearing, the bearing seat is fixedly connected with the outer ring of the bearing, the rubber backing ring is coaxially sleeved on the bearing seat, and the rubber backing ring is fixedly connected with the bearing seat;
The middle support further comprises two first hole circlips, two first annular grooves are formed in the inner peripheral surface of the bearing seat, the two first annular grooves are coaxial with the bearing seat, the first hole circlips are coaxially embedded in the two first annular grooves in a one-to-one correspondence manner, and two sides of an outer ring of the bearing are respectively abutted with the two first hole circlips;
oil sealing pieces are arranged at two ends of an annular groove formed by the inner peripheral surface of the bearing seat and the outer peripheral surface of the first double-head spline shaft in a surrounding mode;
the inner ring of the bearing is provided with an oil guide hole penetrating through the inner circumferential surface and the outer circumferential surface of the bearing, the second spline housing is provided with an oil injection nozzle, the outer circumferential surface of the first double-head spline shaft is provided with an oil groove, one end of the oil groove is communicated with the oil guide hole, and the other end of the oil groove is communicated with the oil injection nozzle;
The automobile aluminum alloy transmission shaft with the middle support further comprises a second transmission shaft, the second transmission shaft comprises a second shaft pipe, a third spline housing and a second spline shaft, one end of the second shaft pipe is coaxially and fixedly connected with one end of the third spline housing, a third spline is arranged at one end of the outer peripheral surface of the second spline shaft, the other end of the third spline housing is slidably sleeved at one end of the second spline shaft and is connected with the third spline in a matched manner, and the other end of the second spline shaft is connected with one end, far away from the middle support part, of the second spline housing through a second universal joint;
The outer peripheral surface of the first double-head spline shaft is outwards prolonged to form a second limiting surface, a conical surface nut is fixed at one end of the first double-head spline shaft, which is arranged in the first spline housing, the inner peripheral surface of the first spline housing, which is close to one end of the conical surface nut, is a conical surface, the conical surface of the conical surface nut is abutted to the conical surface, the conical surface nut is fixedly connected with the first double-head spline shaft, and the other end of the first spline housing is abutted to the second limiting surface.
2. The aluminum alloy propeller shaft with intermediate support for an automobile according to claim 1, wherein a spline surface on an inner peripheral surface of the first spline housing is coated with a nylon coating.
3. The aluminum alloy propeller shaft with intermediate support for an automobile of claim 1, wherein the surface of the first spline is coated with a nylon coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413330.3A CN113085543B (en) | 2021-04-16 | 2021-04-16 | Aluminum alloy transmission shaft with intermediate support for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110413330.3A CN113085543B (en) | 2021-04-16 | 2021-04-16 | Aluminum alloy transmission shaft with intermediate support for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN113085543A CN113085543A (en) | 2021-07-09 |
| CN113085543B true CN113085543B (en) | 2024-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110413330.3A Active CN113085543B (en) | 2021-04-16 | 2021-04-16 | Aluminum alloy transmission shaft with intermediate support for automobile |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215552541U (en) * | 2021-04-16 | 2022-01-18 | 东风汽车底盘系统有限公司 | Aluminum alloy transmission shaft with intermediate support for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203214671U (en) * | 2012-12-28 | 2013-09-25 | 万向钱潮传动轴有限公司 | Novel aluminum alloy transmission shaft bracket |
| CN105216618A (en) * | 2014-07-01 | 2016-01-06 | 湖北省丹江口丹传汽车传动轴有限公司 | Propeller-shaft midship mounting bracket assembly |
| CN207648005U (en) * | 2017-11-20 | 2018-07-24 | 东风汽车传动轴有限公司 | A kind of aluminium driving shaft |
| CN210978165U (en) * | 2019-10-25 | 2020-07-10 | 湖北省丹江口丹传汽车传动轴有限公司 | Lightweight duplex transmission shaft assembly |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215552541U (en) * | 2021-04-16 | 2022-01-18 | 东风汽车底盘系统有限公司 | Aluminum alloy transmission shaft with intermediate support for automobile |
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