CN206111823U - High stability bevel gear axle - Google Patents
High stability bevel gear axle Download PDFInfo
- Publication number
- CN206111823U CN206111823U CN201621012960.0U CN201621012960U CN206111823U CN 206111823 U CN206111823 U CN 206111823U CN 201621012960 U CN201621012960 U CN 201621012960U CN 206111823 U CN206111823 U CN 206111823U
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- CN
- China
- Prior art keywords
- driving section
- connection end
- wall
- spline
- bevel gear
- Prior art date
- 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 high stability bevel gear axle aims at providing a high strength, high stability bevel gear axle, and its technical scheme main points are high stability bevel gear axle, including gear tooth part and the axletree part who is connected, axletree part keeps away from gear tooth part's no. 1 and serves the transmission portion that is equipped with, be equipped with the fixed part on the other end of transmission portion and axletree part link, be equipped with the spline in the transmission portion, the spline is including the first side wall that connects gradually, roof and second lateral wall, the first side wall, roof and second lateral wall are the arc structure of evagination, the first side wall and transmission portion connect the first supporting wall of formation, second lateral wall and splined connection formation second supporting wall, first supporting wall and second supporting wall are the arc structure of indent, be equipped with first arc wall on the link of transmission portion and first supporting wall, be equipped with the second arc wall on the link of transmission portion and second supporting wall, the utility model is suitable for a car transmission technical field.
Description
Technical field
This utility model is related to a kind of automobile transmission part technical field, more specifically, it relates to a kind of high stable
Bevel gear shaft.
Background technology
Bevel gear shaft is a part in automotive proplsion, and bevel gear shaft is a kind of part of transmitting torque, at present,
During bevel gear shaft use on market, generally it is driven using spline, but spline intensity is not enough, easily weares and teares, and
When spline is adapted to connected piece, connective stability is not enough, and so as to cause transmission unstable, transmission accuracy declines, on bevel gear
Wheel axle portion, affected by moment of torsion for a long time, internal stress increase can reduce take turns axle portion intensity, affect service life, also can shadow
Ring the security performance of automobile.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of high intensity, high stability cone
Gear shaft.
For achieving the above object, this utility model provides following technical scheme：A kind of high stability bevel gear shaft, including
The wheel teeth portion being connected and wheel axle portion, the wheel axle portion is provided with driving section, driving section and wheel axle portion away from one end of wheel teeth portion
The other end of connection end is provided with fixed part, and driving section is provided with spline, the first side wall that spline includes being sequentially connected, roof and
Second sidewall, the first side wall, roof and second sidewall are the arcuate structure of evagination, and the first side wall and driving section connect to form
One abutment wall, second sidewall and spline connection form the second abutment wall, and the first abutment wall and the second abutment wall are the arc of indent
Shape structure, driving section is provided with the connection end of the first arcuate groove, driving section and the second abutment wall with the connection end of the first abutment wall
It is provided with the second arcuate groove, driving section includes the of the first connection end being connected with the second transition region and the connection of the second installation portion
Two connection ends, the diameter of the diameter to the second connection end of the first connection end in gradually increasing shape, the diameter of the second connection end and the
The diameter ratio of one connection end is 1.1-1.2.
It is used to arrange spline by adopting above-mentioned technical proposal, driving section, makes wheel axle portion play the work of transmission mechanical torque
With, during transmission mechanical torque, the first side wall and second sidewall stress surface of spline, the first side wall and second sidewall for evagination arc
Shape structure, can increase the width of spline and increase the intensity of spline, and the lifting surface area of spline can be increased again, reduce stress concentration
Phenomenon, roof plays support reinforcing effect to the first side wall and second sidewall, and the first abutment wall can increase with the second abutment wall
Spline and the connection area of driving section connection end, so as to increase the bonding strength of spline and driving section, due to the arc of the first side wall
The arc opening direction of shape opening direction and second sidewall towards spline inner side, and the arc opening direction of the first abutment wall with
Towards spline outside, during stress, force direction plays on the contrary certain counteracting and makees in the arc opening direction of the second abutment wall
With so as to increase the intensity of spline, the first arcuate groove and the second arcuate groove change the structure of power transmission shaft, the first arcuate groove and second
The easy concentrated stress of arcuate groove, so as to reduce the stress inside power transmission shaft, and the arc of the first arcuate groove and the second arcuate groove
Structure, increased lifting surface area, can disperse surface stress, it is ensured that the structural strength of the first arcuate groove and the second arcuate groove, by
In the first connection end diameter to the second connection end diameter in gradually increasing shape, so when driving section is connected with connected piece
When, locking effect more and more higher, connective stability also can become better and better, when the diameter of the second connection end it is straight with the first connection end
Footpath ratio is that locking effect is not obvious less than 1.1, when diameter and the diameter ratio of the first connection end of the second connection end are higher than
When 1.2, driving section intensity decreases, so when the diameter of the second connection end and the diameter ratio of the first connection end are 1.1-1.2,
Both the connective stability between driving section and connected piece had been can guarantee that, its intensity had been can guarantee that again, increased its transmission accuracy.
This utility model is further arranged to：The fixed part is provided with screw thread, and location hole is additionally provided with fixed part.
Screw thread is provided with by adopting above-mentioned technical proposal, fixed part, is easy to be connected, location hole can increase fixed part
Axial restraint between connected piece.
This utility model is further arranged to：The fixed part is provided with the connection end of driving section and is connected with driving section
Arc-shaped transition area.
Can increase the bonding strength of fixed part and driving section, and energy by adopting above-mentioned technical proposal, arc-shaped transition area
Part mesh vibration is sponged by arc-shaped transition area, reduction running noises are little, increase transmission accuracy.
Description of the drawings
Fig. 1 is a kind of structural representation of high stability bevel gear shaft embodiment of this utility model.
Fig. 2 is a kind of A of high stability bevel gear shaft embodiment Fig. 1 of this utility model to structural representation.
Reference is in figure, 1- wheel teeth portion, 2- wheel axle portions, 3- driving sections, 4- fixed parts, 5- splines, 6- the first side walls,
7- roofs, 8- second sidewalls, the abutment walls of 9- first, the abutment walls of 10- second, the arcuate grooves of 11- first, the arcuate grooves of 12- second, 13-
First connection end, the connection ends of 14- second, 20- location holes, 21- arc-shaped transitions area.
Specific embodiment
A kind of high stability bevel gear shaft embodiment of this utility model is described further referring to figs. 1 to Fig. 2.
A kind of high stability bevel gear shaft, including the wheel teeth portion 1 and wheel axle portion 2 that are connected, the wheel axle portion 2 is away from the gear teeth
The one end in portion 1 is provided with driving section 3, and driving section 3 is provided with fixed part 4 with the other end of wheel axle portion 2 connection end, on driving section 3
Spline 5 is provided with, spline 5 includes the first side wall 6, roof 7 and the second sidewall 8 being sequentially connected, the first side wall 6, roof 7 and second
Side wall 8 is the arcuate structure of evagination, and the first side wall 6 and the connection of driving section 3 form the first abutment wall 9, second sidewall 8 and spline
5 connections form the second abutment walls 10, and the first abutment wall 9 and the second abutment wall 10 are the arcuate structure of indent, driving section 3 and the
The connection end of one abutment wall 9 is provided with the first arcuate groove 11, and the connection end of the abutment wall 10 of driving section 3 and second is provided with the second arc
Shape groove 12, driving section 3 includes the second connection end of the first connection end 13 being connected with the second transition region and the connection of the second installation portion
14, the diameter of the diameter to the second connection end 14 of the first connection end 13 in gradually increasing shape, the diameter of the second connection end 14 and the
The diameter ratio of one connection end 13 is 1.1-1.2.
It is used to arrange spline 5 by adopting above-mentioned technical proposal, driving section 3, makes wheel axle portion 2 play transmission mechanical torque
Effect, during transmission mechanical torque, the first side wall 6 and the stress surface of second sidewall 8 of spline 5, the first side wall 6 and second sidewall 8 are
The arcuate structure of evagination, can increase the width of spline 5 and increase the intensity of spline 5, and the lifting surface area of spline 5 can be increased again,
Stress concentration phenomenon is reduced, roof 7 plays support reinforcing effect, the first abutment wall 9 and the to the first side wall 6 and second sidewall 8
Two abutment walls 10 can increase the connection area of spline 5 and the connection end of driving section 3, so as to increase the connection of spline 5 and driving section 3
Intensity, because the arc opening direction of the first side wall 6 and the arc opening direction of second sidewall 8 are towards the inner side of spline 5, and the
During stress, make towards the outside of spline 5 in the arc opening direction of the arc opening direction of one abutment wall 9 and the second abutment wall 10
Power thrusts play on the contrary certain negative function, so as to increase the intensity of spline 5, the first arcuate groove 11 and the second arcuate groove 12
Change the structure of power transmission shaft, the first arcuate groove 11 and the easy concentrated stress of the second arcuate groove 12, so as to reduce inside power transmission shaft
Stress, and the arcuate structure of the first arcuate groove 11 and the second arcuate groove 12 increased lifting surface area, can disperse the surface should
Power, it is ensured that the structural strength of the first arcuate groove 11 and the second arcuate groove 12, because the diameter of the first connection end 13 is to the second connection
The diameter at end 14 is in gradually to increase shape, so when driving section 3 is connected with connected piece, locking effect more and more higher, connection is steady
It is qualitative also to become better and better, when the diameter of the second connection end 14 and the diameter ratio of the first connection end 13 are the locking effect less than 1.1
Not substantially, when the diameter of the second connection end 14 and the diameter ratio of the first connection end 13 are higher than 1.2, the intensity of driving section 3 drops fruit
It is low, so when the diameter of the second connection end 14 and the diameter ratio of the first connection end 13 are 1.1-1.2, both can guarantee that driving section
Connective stability between 3 and connected piece, can guarantee that its intensity again, increase its transmission accuracy.
This utility model is further arranged to：The fixed part 4 is provided with screw thread, and location hole 20 is additionally provided with fixed part 4.
Screw thread is provided with by adopting above-mentioned technical proposal, fixed part 4, is easy to be connected, location hole 20 can increase solid
Determine the axial restraint between portion 4 and connected piece.
This utility model is further arranged to：The fixed part 4 is provided with and the phase of driving section 3 with the connection end of driving section 3
The arc-shaped transition area 21 of connection.
Can increase the bonding strength of fixed part 4 and driving section 3 by adopting above-mentioned technical proposal, arc-shaped transition area 21,
Part mesh vibration can be sponged by arc-shaped transition area 21 again, reduction running noises are little, increase transmission accuracy.
Preferred embodiment of the present utility model is the foregoing is only, not to limit this utility model, the skill of this area
Art personnel carry out common variations and alternatives in the range of technical solutions of the utility model and should be included in guarantor of the present utility model
In the range of shield.
Claims (3)
1. a kind of high stability bevel gear shaft, including the wheel teeth portion and wheel axle portion that are connected, is characterized in that：It is described wheel axle portion away from
One end of wheel teeth portion is provided with driving section, and driving section is provided with fixed part, sets on driving section with the other end of wheel axle portion connection end
There is spline, spline includes the first side wall, roof and the second sidewall being sequentially connected, and the first side wall, roof and second sidewall are
The arcuate structure of evagination, the first side wall and driving section connect to form the first abutment wall, and second sidewall and spline connection form second
Abutment wall, the first abutment wall and the second abutment wall are on the connection end of the arcuate structure of indent, driving section and the first abutment wall
The first arcuate groove is provided with, driving section is provided with the second arcuate groove with the connection end of the second abutment wall, and driving section includes and the second mistake
The first connection end of area's connection and the second connection end of the second installation portion connection are crossed, the diameter of the first connection end is to the second connection
The diameter at end is 1.1-1.2 in the diameter ratio for gradually increasing shape, the diameter of the second connection end and the first connection end.
2. a kind of high stability bevel gear shaft according to claim 1, is characterized in that：The fixed part is provided with screw thread,
Location hole is additionally provided with fixed part.
3. a kind of high stability bevel gear shaft according to claim 1, is characterized in that：The fixed part and the company of driving section
Connect end and be provided with the arc-shaped transition area being connected with driving section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621012960.0U CN206111823U (en) | 2016-08-30 | 2016-08-30 | High stability bevel gear axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621012960.0U CN206111823U (en) | 2016-08-30 | 2016-08-30 | High stability bevel gear axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111823U true CN206111823U (en) | 2017-04-19 |
Family
ID=58516580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621012960.0U Active CN206111823U (en) | 2016-08-30 | 2016-08-30 | High stability bevel gear axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111823U (en) |
-
2016
- 2016-08-30 CN CN201621012960.0U patent/CN206111823U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 317600 Zhejiang Yuhuan Taizhou Hardware electroplating industry function area Xiao Yu gate block Patentee after: Zhejiang Cooper gear Limited by Share Ltd Address before: 317610 Yuhuan County Taizhou Hardware electroplating industry function area, Zhejiang Province Patentee before: Zhejiang Sida Gear Co., Ltd. |