CN208010794U - A kind of cross transmission shaft - Google Patents
A kind of cross transmission shaft Download PDFInfo
- Publication number
- CN208010794U CN208010794U CN201820111393.7U CN201820111393U CN208010794U CN 208010794 U CN208010794 U CN 208010794U CN 201820111393 U CN201820111393 U CN 201820111393U CN 208010794 U CN208010794 U CN 208010794U
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- flange
- transmission
- main shaft
- shaft
- york
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Abstract
The utility model discloses a kind of cross transmission shafts, including transmission main shaft, the transmission main shaft is hollow-core construction, the left end of transmission main shaft is equipped with left crossed joint, the right end of transmission main shaft is equipped with diesis shaft type transmission section, the left crossed joint is from left to right successively by left flange york, cross axle and spline fork composition, the left end of the left flange york is flange arrangement, in flange arrangement, left flange york is equipped with radial kidney-shaped limiting slot, the both sides of kidney-shaped limiting slot are equipped with circular arc cutaway, the spline fork is connected with transmission main shaft by spline, the right end of the diesis shaft type transmission section is equipped with right flange york, the right end of right flange york is flange arrangement, in flange arrangement, the right flange york is equipped with positioning groove.The beneficial effects of the utility model are clearly：Simple in structure, light weight is at low cost, easy for assemble or unload, and concentricity is good.
Description
Technical field
The utility model is related to the technical field of auto parts machinery, more specifically to a kind of structure of cross transmission shaft.
Background technology
Between the engine system and gearbox of automobile, cross transmission shaft is very common transmission parts.In high speed
When rotation, the concentricity of the transmission system of cross transmission shaft and vehicle is an important factor for influencing cross transmission shaft service life.
On the market, since structure is unreasonable, many transmission shafts all have that concentricity is relatively low, lead to making for cross transmission shaft
It is relatively low higher with replacement cost with the service life.However the structure of the general transmission shaft in the prior art does not also solve above-mentioned ask effectively
Topic.Such as 201651090 U of Chinese patent Authorization Notice No. CN, authorized announcement date on November 24th, 2010, the name of innovation and creation
Referred to as driving-shaft assembly, the Patent Case disclose a kind of structure of transmission shaft, pass through transmission shaft, slip shaft yoke, two cross axles
Assembly, two tooth flange yorks and free-sliding spline pitch isostructural combined innovation, which has lighter weight and cost
Relatively low feature, but the flange york in the Patent Case is only bolted with vehicle drive system so that the transmission shaft is total
At there is a problem of that concentricity is relatively low.For another example 202391992 U of Chinese patent Authorization Notice No. CN, authorized announcement date 2012
22 days 08 month, the entitled non-maintaining cardan (hookes)universal joint driving-shaft assembly of innovation and creation, the Patent Case disclosed a kind of biography
The structure of moving axis, by slip shaft yoke, universal-joint fork, spline housing, Hooke's joint and the isostructural combined innovation of flange yoke,
The result of the transmission shaft has the characteristics that nothing needs to change and safeguards, but the both ends of the drive shaft of the Patent Case is all simply by flange knot
The flange york of structure and the transmission system of vehicle are attached, and the connection of the transmission system of the driving-shaft assembly and vehicle still has
The relatively low problem of concentricity.The utility model passes through transmission main shaft, left crossed joint, diesis shaft type transmission section and two flange yorks
Isostructural combined innovation provides a kind of simple in structure, light weight, at low cost, and easy for assemble or unload, the good cross of concentricity passes
Moving axis.
Invention content
The utility model solves the structure of general transmission shaft in the prior art, and without effectively solving, cost is higher and concentricity
Relatively low problem provides a kind of cross transmission shaft, prominent by transmission main shaft, left crossed joint, diesis shaft type transmission section and two
Edge pitches isostructural combined innovation, realizes that the cross transmission shaft has simple in structure, light weight, at low cost, easy for assemble or unload,
The good feature of concentricity.
In order to solve above-mentioned technical problem, the utility model takes following technical proposals：A kind of cross transmission shaft,
Including transmission main shaft, which is characterized in that the transmission main shaft is hollow-core construction, and the left end of transmission main shaft is equipped with left crossed joint, passes
The right end of dynamic main shaft is equipped with diesis shaft type transmission section, the left crossed joint from left to right successively by left flange york, cross axle and
Spline fork composition, the left end of the left flange york is flange arrangement, and in flange arrangement, left flange york is equipped with radial kidney-shaped limit
The both sides of position slot, kidney-shaped limiting slot are equipped with circular arc cutaway, and the spline fork is connected with transmission main shaft by spline, and described double ten
The right end of word shaft type transmission section is equipped with right flange york, and the right end of right flange york is flange arrangement, described right prominent in flange arrangement
Edge fork is equipped with positioning groove.
The transmission main shaft of hollow-core construction structure, simple in structure, light weight are at low cost；The flange arrangement of left and right flange york, peace
Assembly and disassembly are convenient；The kidney-shaped limiting slot and the matched structure of circular arc cutaway of left flange fork end, with vehicle motor system
The output shaft of system is connected, and kidney-shaped limiting slot and circular arc cutaway have the function of limit to output shaft, along with flange arrangement
It is bolted, substantially increases the concentricity of left flange york and the output shaft；Right flange york is connected with the input shaft of gearbox, right
The positioning groove and flange arrangement of flange york are connected with the input shaft, improve the concentricity of right flange york and the input shaft.This
The cross transmission shaft of utility model improves the cross transmission shaft and engine system by the structure innovation of left and right flange york
The concentricity of the input shaft of output shaft and gearbox ensures the stable structure of the cross transmission shaft, has in high-speed cruising
Longer service life.
Preferably, the transmission main shaft is made of the hub splines being welded to each other and hollow central siphon, the hub splines
Left end and spline pitch and be connected by matching spline, right end and the diesis shaft type of the hollow central siphon, which are driven to save, to be weldingly connected.
The transmission main shaft of hub splines and hollow central siphon composition, is further reduced the quality of transmission main shaft, reduces cost；Hollow central siphon two
The welding structure at end has the characteristics that stable structure and connects reliable.
Preferably, the length of the hub splines is more than the length of hollow central siphon.The structure ensures that the transmission main shaft has
There is the torsional strength for meeting technology requirement, prevent transmission main shaft deformation failure, realizes that transmission main shaft has longer service life.
Preferably, the crossed joint further includes sheath, the sheath is connected with the axle portion of cross axle by bolt, described
Left flange york is equipped with axis hole compatible with sheath, and circlip compatible with sheath end face is equipped in axis hole.When mounted,
After the axle portion of cross axle is inserted in the axis hole of left flange york, sheath is inserted in the axle portion of cross axle again, and tightens bolt, finally by bullet
Property baffle ring insertion axis hole it is last so that the end face of circlip and sheath be in close contact, which has the characteristics that easy for installation.
Preferably, the right side of the right flange york is kidney-shaped structure.The structure eliminates the two of conventional flange arrangement
A circular arc block, saves the material of right flange york, further reduces the cost.
Due to taking above-mentioned technical solution, a kind of cross transmission shaft provided by the utility model has such beneficial to effect
Fruit：By transmission main shaft, left crossed joint, diesis shaft type transmission section and two isostructural combined innovations of flange york, one is provided
Simple in structure, the light weight of kind, at low cost, easy for assemble or unload, the good cross transmission shaft of concentricity.
Description of the drawings
Attached drawing 1 is a kind of structural schematic diagram of the utility model；
Attached drawing 2 is the A of the utility model attached drawing 1 to enlarged drawing；
Attached drawing 3 is a kind of structural schematic diagram of the left flange york of the utility model；
Attached drawing 4 is a kind of structural schematic diagram of the right flange york of the utility model.
In figure：1- diesis shaft types transmission section, the left flange yorks of 2-, 3- cross axles, 4- splines fork, the limit of 5- kidney-shapeds
Slot, 6- circular arc cutaways, the right flange yorks of 7-, 8- positioning grooves, 9- hub splines, the hollow central siphons of 10-, 11- sheaths,
12- axis holes, 13- circlips.
Specific implementation mode
Refering to attached drawing, the utility model is described in further detail.
Embodiment one：In conjunction with attached drawing 1,3,4, a kind of cross transmission shaft, including transmission main shaft, transmission main shaft are hollow knot
Structure, the left end of transmission main shaft are equipped with left crossed joint, and the right end of transmission main shaft is equipped with diesis shaft type transmission section 1, left crossed joint from
Left-to-right is made of left flange york 2, cross axle 3 and spline fork 4 successively, and the left end of left flange york 2 is flange arrangement, in flange knot
In structure, left flange york 2 is equipped with radial kidney-shaped limiting slot 5, and the both sides of kidney-shaped limiting slot 5 are equipped with circular arc cutaway 6, spline fork 4
It is connected by spline with transmission main shaft, the right end of diesis shaft type transmission section 1 is equipped with right flange york 7, and the right end of right flange york 7 is
Flange arrangement, in flange arrangement, right flange york 7 is equipped with positioning groove 8.
Embodiment two, in conjunction with attached drawing 1,2,3,4, a kind of cross transmission shaft, including transmission main shaft, transmission main shaft are hollow knot
Structure, the left end of transmission main shaft are equipped with left crossed joint, and the right end of transmission main shaft is equipped with diesis shaft type transmission section 1, left crossed joint from
Left-to-right is made of left flange york 2, cross axle 3, spline fork 4 and sheath 11 successively, and the left end of left flange york 2 is flange arrangement,
In flange arrangement, left flange york 2 is equipped with radial kidney-shaped limiting slot 5, and the both sides of kidney-shaped limiting slot 5 are equipped with circular arc cutaway 6,
Spline fork 4 is connected with transmission main shaft by spline, and the right end of diesis shaft type transmission section 1 is equipped with right flange york 7, right flange york 7
Right end be flange arrangement, in flange arrangement, right flange york 7 is equipped with positioning groove 8, and transmission main shaft is by the spline that is welded to each other
Axle sleeve 9 and hollow central siphon 10 form, and the left end of hub splines 9 is connected with spline fork 4 by matching spline, the right side of hollow central siphon 10
End is weldingly connected with diesis shaft type transmission section 1, and the length of hub splines 9 is more than the length of hollow central siphon 10, sheath 11 and ten
The axle portion of word axis 3 is connected by bolt, and left flange york 2 is equipped with axis hole 12 compatible with sheath 11, is equipped with and shield in axis hole 12
The compatible circlip 13 in 11 end faces is covered, the right side of right flange york 7 is kidney-shaped structure.
Above-described two specific embodiments, are described in detail the utility model.It is used herein specifically
Embodiment is expounded the principles of the present invention and embodiment, and the explanation of embodiment is merely used to help understand this reality
With novel core concept.It should be pointed out that for those skilled in the art, not departing from the utility model
Under the premise of core concept, several modifications, such as cross axle, kidney-shaped limiting slot and circle can also be carried out to the utility model
The technical parameter etc. of arc notch etc. is modified or claim carries out several combinations, it should be fallen in the utility model right
It is required that protection domain within.
Claims (5)
1. a kind of cross transmission shaft, including transmission main shaft, which is characterized in that the transmission main shaft is hollow-core construction, transmission main shaft
Left end be equipped with left crossed joint, the right end of transmission main shaft is equipped with diesis shaft type transmission section（1）, the left crossed joint is from left to right
Successively by left flange york（2）, cross axle（3）It is pitched with spline（4）Composition, the left flange york（2）Left end be flange arrangement,
In flange arrangement, left flange york（2）Equipped with radial kidney-shaped limiting slot（5）, kidney-shaped limiting slot（5）Both sides be equipped with it is arc-shaped lack
Mouthful（6）, the spline fork（4）It is connected by spline with transmission main shaft, the diesis shaft type transmission section（1）Right end be equipped with the right side
Flange york（7）, right flange york（7）Right end be flange arrangement, in flange arrangement, the right flange york（7）It is recessed equipped with positioning
Slot（8）.
2. a kind of cross transmission shaft according to claim 1, which is characterized in that the transmission main shaft is by the flower that is welded to each other
Key axle sleeve（9）With hollow central siphon（10）Composition, the hub splines（9）Left end and spline pitch（4）It is connected by matching spline,
The hollow central siphon（10）The transmission of right end and diesis shaft type save（1）It is weldingly connected.
3. a kind of cross transmission shaft according to claim 2, which is characterized in that the hub splines（9）Length be more than
Hollow central siphon（10）Length.
4. a kind of cross transmission shaft according to claim 1, which is characterized in that the crossed joint further includes sheath（11）,
The sheath（11）With cross axle（3）Axle portion by bolt be connected, the left flange york（2）It is equipped with and sheath（11）It is adapted
Axis hole（12）, axis hole（12）It is inside equipped with and sheath（11）The compatible circlip in end face（13）.
5. a kind of cross transmission shaft according to claim 1, which is characterized in that the right flange york（7）Right side be
Kidney-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111393.7U CN208010794U (en) | 2018-01-23 | 2018-01-23 | A kind of cross transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820111393.7U CN208010794U (en) | 2018-01-23 | 2018-01-23 | A kind of cross transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010794U true CN208010794U (en) | 2018-10-26 |
Family
ID=63883200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820111393.7U Active CN208010794U (en) | 2018-01-23 | 2018-01-23 | A kind of cross transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010794U (en) |
-
2018
- 2018-01-23 CN CN201820111393.7U patent/CN208010794U/en active Active
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