CN207728750U - A kind of unequallength drivershaft with spline - Google Patents
A kind of unequallength drivershaft with spline Download PDFInfo
- Publication number
- CN207728750U CN207728750U CN201820029815.6U CN201820029815U CN207728750U CN 207728750 U CN207728750 U CN 207728750U CN 201820029815 U CN201820029815 U CN 201820029815U CN 207728750 U CN207728750 U CN 207728750U
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- China
- Prior art keywords
- spline
- universal
- joint fork
- front axle
- flange
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of unequallength drivershafts with spline, including：First universal-joint fork, it is bolted cross axle in the middle part of first universal-joint fork, the cross axle front has been bolted the first flange yoke, it is driven front axle, the oil transportation front of the slot is equipped with oil transportation hole, and the transmission front axle posterior medial is equipped with spline slide slot, rear side is equipped with resetting spring in the middle part of the limited block, spline telescopic shaft, spline telescopic shaft front are equipped with splined shaft, are uniformly provided with three between the first flange disk and second flange disk and are telescopically connected axis；It is driven front axle front outsides and is equipped with input oil groove, oil transportation front of the slot is equipped with oil transportation hole, the frictional force of spline telescopic shaft and spline slide slot can be reduced, kinetic equation loss is reduced, damping and silencing set inside is equipped with damping chamber, improves transmission efficiency, silencing cavity is internally provided with quieter material, the noise pollution of transmission can be reduced, rear side is equipped with resetting spring in the middle part of limited block, can keep the retractility of transmission shaft.
Description
Technical field
The utility model is related to unequallength drivershaft technical field, more particularly to a kind of unequallength drivershaft with spline.
Background technology
There are mainly three types of structure types for existing telescopic steering lower drive shaft assembly, and one is spline housing ends to be evenly arranged
Four open slots, are held tightly using steel band clip；Another kind is to use steel ball ball-type structure, by adjusting steel ball when assembly
Diameter achievees the purpose that meet spline fitted gap；Also one is in splined shaft outer surface or spline housing inner surface coating one
Layer nylon film layer carries out pushing away thereafter modeling processing to ensure the reasonable fit clearance of free-sliding spline.The common fault of above-mentioned three kinds of structures is
When running car be more than certain mileage, especially bumpy road when driving, violent vibrations are be easy to cause, in the work of alternating load
Under, accelerate the abrasion of the abrasion of related components, especially free-sliding spline, poor practicability.
Utility model content
One purpose of the utility model is to solve at least the above, and provide the advantages of at least will be described later.
There are one purposes to be to provide a kind of unequallength drivershaft with spline for the utility model, is driven front axle front outsides
Equipped with input oil groove, oil transportation front of the slot is equipped with oil transportation hole, it is possible to reduce the frictional force of spline telescopic shaft and spline slide slot is reduced dynamic
Power is lost, and damping and silencing set inside is equipped with damping chamber, improves transmission efficiency, silencing cavity is internally provided with quieter material, can reduce
The noise pollution of transmission, limited block middle part rear side are equipped with resetting spring, the retractility of transmission shaft can be kept, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
In order to realize these purposes and other advantages according to the present utility model, a kind of telescopic biography with spline is provided
Moving axis, technical solution are as follows：Including：
First universal-joint fork, for double prong likes, the first universal-joint fork upper and lower ends are respectively equipped with axis connection hole,
It is bolted cross axle in the middle part of first universal-joint fork, the cross axle upper and lower ends are respectively equipped with positioned at the first universal joint
The fixing piece of both sides, the cross axle front and rear sides are respectively equipped with thread groove above and below fork, and the cross axle front has been bolted
The shape of first flange yoke, first flange yoke is half elliptic, and first flange yoke front end is equipped with connecting flange.
It is driven front axle, is set to the first universal-joint fork rear portion, the transmission front axle middle part is universal equipped with being fixed on first
The welding piece at section fork middle part, the transmission front axle nock are equipped with oil transportation mouth, and oil transportation mouth top is equipped with sealing cover, described
It is driven front axle front outsides and is equipped with input oil groove, the oil transportation front of the slot is equipped with oil transportation hole, and the transmission front axle posterior medial is equipped with
Spline slide slot, the transmission front axle rear outside are equipped with damping and silencing set, and damping and silencing set inside is equipped with damping chamber, institute
It states damping chamber and is internally provided with Anti earth quake ball, damping and silencing set outside is equipped with silencing cavity, and the silencing cavity is internally provided with noise reduction material
Material, it is described to be driven the limited block for being equipped in the middle part of on front side of front axle and being located at spline slide slot front side middle part, limited block middle part rear side
Equipped with resetting spring, the resetting spring rear portion is equipped with snubber block, and the transmission front axle forward exterior is equipped with first flange disk.
Spline telescopic shaft, is set to transmission front axle rear portion, and spline telescopic shaft front is equipped with splined shaft, the spline
It is uniformly provided with several spline tooths outside axis, the second flange disk being located on the outside of splined shaft, institute are equipped in the middle part of the spline telescopic shaft
It states and is uniformly provided with three between first flange disk and second flange disk and is telescopically connected axis, spline telescopic shaft rear portion is welded with
Two universal-joint forks, the second universal-joint fork Rear bolts are connected with the second flange yoke.
Preferably, the structure of first universal-joint fork and the first flange yoke and the second universal-joint fork and the second flange yoke
It is identical.
Preferably, the fixing piece lower part is equipped with expansion beam, and the material of the expansion beam is rubber.
Preferably, the spline tooth outer surface is equipped with nylon injection-molding film layer.
Preferably, torsion protection lantern ring is equipped on the outside of first flange yoke.
The utility model includes at least following advantageous effect：
1, transmission front axle front outsides are equipped with input oil groove, and oil transportation front of the slot is equipped with oil transportation hole, it is possible to reduce spline telescopic shaft
With the frictional force of spline slide slot, kinetic equation loss is reduced, keeps internal pressure, improves performance, damping and silencing set inside is set
There is damping chamber, the vibration loss in transmission process can be reduced, improve transmission efficiency, silencing cavity is internally provided with quieter material, can
To reduce the noise pollution of transmission, limited block middle part rear side is equipped with resetting spring, the retractility of transmission shaft, raising can be kept to make
Use the service life.
2, the first universal-joint fork and the first flange yoke are identical as the structure of the second universal-joint fork and the second flange yoke, are conducive to
Batch production, convenient for assembly.
3, fixing piece lower part is equipped with expansion beam, can cause mechanical failure to component to avoid in transmission process, improves
Service life.
Part is illustrated to embody by the further advantage, target and feature of the utility model by following, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1, the first universal-joint fork；2, axis connection hole；3, cross axle；4, fixing piece；5, thread groove；6, the first flange
Fork；7, connecting flange；8, it is driven front axle；9, welding piece；10, oil transportation mouth；11, sealing cover；12, input oil groove；13, oil transportation hole；14、
Spline slide slot；15, damping and silencing set；16, damping chamber；17, Anti earth quake ball；18, silencing cavity；19, quieter material；20, limited block；
21, resetting spring；22, snubber block；23, first flange disk；24, spline telescopic shaft；25, splined shaft；26, spline tooth；27, second
Ring flange；28, it is telescopically connected axis；29, the second universal-joint fork；30, the second flange yoke；31, beam is expanded；32, nylon injection-molding
Film layer；33, torsion protection lantern ring.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
According to Fig. 1, the utility model provides a kind of unequallength drivershaft with spline, and technical solution is as follows：Packet
It includes：
First universal-joint fork 1, for double prong likes, 1 upper and lower ends of the first universal-joint fork are respectively equipped with axis connection
Hole 2, the middle part of first universal-joint fork 1 have been bolted cross axle 3, and 3 upper and lower ends of the cross axle are respectively equipped with positioned at the
The fixing piece 4 of one universal-joint fork, about 1 both sides, 3 front and rear sides of the cross axle are respectively equipped with thread groove 5, before the cross axle 3
Portion has been bolted the first flange yoke 6, and the shape of first flange yoke 6 is half elliptic, and 6 front end of the first flange yoke is set
There is connecting flange 7.
It is driven front axle 8, is set to 1 rear portion of the first universal-joint fork, 8 middle part of the transmission front axle, which is equipped with, is fixed on the 10000th
To the welding piece 9 at 1 middle part of section fork, 8 nock of transmission front axle is equipped with oil transportation mouth 10, and 10 top of oil transportation mouth is equipped with close
Capping 11,8 front outsides of transmission front axle are equipped with input oil groove 12, and 12 front end of the input oil groove is equipped with oil transportation hole 13, the biography
8 posterior medial of dynamic front axle is equipped with spline slide slot 14, and 8 rear outside of transmission front axle is equipped with damping and silencing set 15, described to subtract
It shakes 15 inside of noise reduction set and is equipped with damping chamber 16, the damping chamber 16 is internally provided with Anti earth quake ball 17,15 outside of damping and silencing set
Equipped with silencing cavity 18, the silencing cavity 18 is internally provided with quieter material 19, and 8 front side middle part of the transmission front axle, which is equipped with, is located at spline
The limited block 20 at 14 front side middle part of sliding groove, 20 middle part rear side of the limited block are equipped with resetting spring 21, the resetting spring 21
Rear portion is equipped with snubber block 22, and 8 forward exterior of transmission front axle is equipped with first flange disk 23.
Spline telescopic shaft 24 is set to 8 rear portion of transmission front axle, and 24 front of spline telescopic shaft is equipped with splined shaft 25,
Several spline tooths 26 are uniformly provided with outside the splined shaft 25,24 middle part of the spline telescopic shaft, which is equipped with, is located at 25 outside of splined shaft
Second flange disk 27, three are uniformly provided between the first flange disk 23 and second flange disk 27 and is telescopically connected axis 28, institute
It states 24 rear portion of spline telescopic shaft and is welded with the second universal-joint fork 29, it is convex that 29 Rear bolts of the second universal-joint fork are connected with second
Edge fork 30.
In the above scheme, transmission 8 front outsides of front axle are equipped with input oil groove 12, and 12 front end of input oil groove is equipped with oil transportation hole 13,
The frictional force of spline telescopic shaft 24 and spline slide slot 14 can be reduced, kinetic equation loss is reduced, keeps internal pressure, improves and uses
Performance, 15 inside of damping and silencing set are equipped with damping chamber 16, can reduce the vibration loss in transmission process, improve transmission efficiency,
Silencing cavity 18 is internally provided with quieter material 19, can reduce the noise pollution of transmission, and 20 middle part rear side of limited block, which is equipped with, resets bullet
Spring 21 can keep the retractility of transmission shaft, improve service life.
In one preferred embodiment, first universal-joint fork, 1 and first flange yoke 6 and the second universal-joint fork 29 and second are convex
The structure of edge fork 30 is identical.
In the above scheme, the first universal-joint fork 1 and the first flange yoke 6 and the second universal-joint fork 29 and the second flange yoke 30
Structure it is identical, be conducive to produce in batches, convenient for assembly.
In one preferred embodiment, 4 lower part of the fixing piece is equipped with expansion beam 31, the material of the expansion beam 31
For rubber.
In the above scheme, 4 lower part of fixing piece is equipped with expansion beam 31, can be to avoid being caused to component in transmission process
Mechanical failure improves service life.
In one preferred embodiment, 26 outer surface of the spline tooth is equipped with nylon injection-molding film layer 32.
In the above scheme, 26 outer surface of spline tooth is equipped with nylon injection-molding film layer 32, has good mechanical performance, just
In flexible transmission.
In one preferred embodiment, first flange yoke, 6 outside is equipped with torsion protection lantern ring 33.
In the above scheme, 6 outside of the first flange yoke is equipped with torsion protection lantern ring 33, it is possible to reduce machine caused by when steering
Tool is lost.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (5)
1. a kind of unequallength drivershaft with spline, which is characterized in that including：
First universal-joint fork（1）, for double prong likes, first universal-joint fork（1）Upper and lower ends are respectively equipped with axis connection
Hole（2）, first universal-joint fork（1）Middle part has been bolted cross axle（3）, the cross axle（3）Upper and lower ends are set respectively
Have and is located at the first universal-joint fork（1）The fixing piece of upper and lower both sides（4）, the cross axle（3）Front and rear sides are respectively equipped with thread groove
（5）, the cross axle（3）Front has been bolted the first flange yoke（6）, first flange yoke（6）Shape be semiellipse
Shape, first flange yoke（6）Front end is equipped with connecting flange（7）；
It is driven front axle（8）, it is set to the first universal-joint fork（1）Rear portion, the transmission front axle（8）Middle part, which is equipped with, is fixed on first
Universal-joint fork（1）The welding piece at middle part（9）, the transmission front axle（8）Nock is equipped with oil transportation mouth（10）, the oil transportation mouth
（10）Top is equipped with sealing cover（11）, the transmission front axle（8）Front outsides are equipped with input oil groove（12）, the input oil groove（12）Before
End is equipped with oil transportation hole（13）, the transmission front axle（8）Posterior medial is equipped with spline slide slot（14）, the transmission front axle（8）Afterwards
Damping and silencing set is equipped on the outside of portion（15）, the damping and silencing set（15）Inside is equipped with damping chamber（16）, the damping chamber（16）
It is internally provided with Anti earth quake ball（17）, the damping and silencing set（15）Outside is equipped with silencing cavity（18）, the silencing cavity（18）Inside is set
There is quieter material（19）, the transmission front axle（8）It is equipped in the middle part of front side and is located at spline slide slot（14）Limited block in the middle part of front side
（20）, the limited block（20）Resetting spring is equipped on rear side of middle part（21）, the resetting spring（21）Rear portion is equipped with snubber block
（22）, the transmission front axle（8）Forward exterior is equipped with first flange disk（23）；
Spline telescopic shaft（24）, it is set to transmission front axle（8）Rear portion, the spline telescopic shaft（24）Front is equipped with splined shaft
（25）, the splined shaft（25）Outside is uniformly provided with several spline tooths（26）, the spline telescopic shaft（24）Middle part, which is equipped with, to be located at
Splined shaft（25）The second flange disk in outside（27）, the first flange disk（23）With second flange disk（27）Between be uniformly provided with
Three are telescopically connected axis（28）, the spline telescopic shaft（24）Rear portion is welded with the second universal-joint fork（29）, described second is universal
Section fork（29）Rear bolts are connected with the second flange yoke（30）.
2. a kind of unequallength drivershaft with spline according to claim 1, it is characterised in that：First universal-joint fork
（1）With the first flange yoke（6）With the second universal-joint fork（29）With the second flange yoke（30）Structure it is identical.
3. a kind of unequallength drivershaft with spline according to claim 1, it is characterised in that：The fixing piece（4）Under
Portion is equipped with expansion beam（31）, the expansion beam（31）Material be rubber.
4. a kind of unequallength drivershaft with spline according to claim 1, it is characterised in that：The spline tooth（26）Outside
Portion surface is equipped with nylon injection-molding film layer（32）.
5. a kind of unequallength drivershaft with spline according to claim 1, it is characterised in that：First flange yoke
（6）Outside is equipped with torsion protection lantern ring（33）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029815.6U CN207728750U (en) | 2018-01-09 | 2018-01-09 | A kind of unequallength drivershaft with spline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029815.6U CN207728750U (en) | 2018-01-09 | 2018-01-09 | A kind of unequallength drivershaft with spline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207728750U true CN207728750U (en) | 2018-08-14 |
Family
ID=63085111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820029815.6U Expired - Fee Related CN207728750U (en) | 2018-01-09 | 2018-01-09 | A kind of unequallength drivershaft with spline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207728750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774892A (en) * | 2019-11-25 | 2020-02-11 | 苏州市相城区望亭镇天瑞机械配件加工厂 | Symmetrical combined automobile transmission shaft |
-
2018
- 2018-01-09 CN CN201820029815.6U patent/CN207728750U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774892A (en) * | 2019-11-25 | 2020-02-11 | 苏州市相城区望亭镇天瑞机械配件加工厂 | Symmetrical combined automobile transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 073000 Chen Zhuangzi, Dingzhou City, Baoding City, Hebei Province Patentee after: Hebei Huizhong Automobile Drive Shaft Manufacturing Co., Ltd. Address before: 073000 Chen Zhuangzi, Dingzhou City, Baoding City, Hebei Province Patentee before: Hebei Huizhong automobile drive shaft Manufacturing Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 Termination date: 20210109 |