CN209100512U - For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft - Google Patents
For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft Download PDFInfo
- Publication number
- CN209100512U CN209100512U CN201822041485.5U CN201822041485U CN209100512U CN 209100512 U CN209100512 U CN 209100512U CN 201822041485 U CN201822041485 U CN 201822041485U CN 209100512 U CN209100512 U CN 209100512U
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- cone
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- splined
- cone section
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Abstract
The utility model discloses a kind of for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, and the adjustable permanent Torque couplings are made of outer connector, interior connector, activity cone block and splined shaft；The advantageous effects of the utility model are: proposing a kind of for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, this is adjustable, and permanent Torque couplings only transmits demarcates torque, can prevent drive axle internal structure from being impacted, the elongate member service life.
Description
Technical field
The utility model relates to a kind of heavy-duty car drive technologies, more particularly to one kind is for connecting drive axle and transmission shaft
Adjustable permanent Torque couplings.
Background technique
In the prior art, the output end of heavy-duty car transmission shaft and the input flange of drive axle are generally connected directly；Due to
Drive axle is connected directly with transmission shaft, such as act on drive axle active force abrupt change (such as hollow, protrusion it is more
When road traveling, the resistance that driving wheel is subject to can continually change, and lead to the speed of service of drive axle internal structure also frequency
Change numerously), and there is no variations for the output torque of transmission shaft, this results in existing between transmission shaft and drive axle
Biggish torque can cause biggish impact to drive axle, and instantaneous torque is larger, the core component being easy to cause in drive axle
(gear, cross axle, bearing etc.) momentary overload, influences component life, when serious, may cause component and directly damages.
Utility model content
For the problems in background technique, the utility model proposes a kind of for connecting the adjustable of drive axle and transmission shaft
Permanent Torque couplings, innovation are: the adjustable permanent Torque couplings are by outer connector, interior connector, activity cone block and flower
Key axis composition；
It is provided with first flange disk on the outer wall of the outer connector axial direction right end, is provided in outer connector axial logical
Hole；The axially extending bore is made of the first cone section and the second cone section, and the bigger diameter end of the first cone section and the left side of outer connector connect
Logical, the bigger diameter end of the second cone section is connected to the right side of outer connector, the miner diameter end of the first cone section and the miner diameter end of the second tapered end
It is interconnected；
Second flange disk is provided on the outer wall of the interior connector axial direction left end, on the outer wall of interior connector axial direction right end
It is provided with and bores matched first conical surface of section with first, be provided with the first groove, the bottom of the first groove on the left side of interior connector
Portion is provided with the first splined hole for being connected to interior connector right side；
The outer wall of the activity cone block forms second conical surface, and second conical surface is matched with the second cone section, the right end of activity cone block
The second groove is provided on face, the bottom of the second groove is provided with the second splined hole of connection activity cone block left side；
The both ends of the splined shaft are provided with screw thread, and the middle part of splined shaft forms spline segment, and spline section surface is provided with flower
Key teeth；
The right end of the interior connector is socketed in the first cone section, and first conical surface is contacted with the surface of the first cone section；
The activity cone block is socketed in the second cone section, and the outer wall of activity cone block is contacted with the surface of the second cone section；The spline
Axis is set in the first splined hole and the second splined hole, and left section of spline segment is engaged with the first splined hole, right section of spline segment with
The engagement of second splined hole, the left end of splined shaft are located in the first groove, and the right end of splined shaft is located in the second groove, splined shaft
Left end is connect with the first adjustment nut thread, and the outer diameter of the first adjustment nut is greater than the aperture of the first splined hole, the right side of splined shaft
End is connect with second adjustment nut thread, and the outer diameter of second adjustment nut is greater than the aperture of the second splined hole.
When it is implemented, the output end of transmission shaft is connect with the second flange reel flanges on interior connector, drive axle it is defeated
Enter flange to connect with first flange reel flanges；The principles of the present invention are: the splined hole on interior connector and activity cone block is all
With the spline tooth engagement on splined shaft, therefore, interior connector and activity cone block can be rotated synchronously；First conical surface of interior connector
Segment table face contact is bored with the first of outer connector, meanwhile, the outer wall of activity cone block and the second cone segment table face contact of outer connector,
To be formed by structural body by interior connector, activity cone block and splined shaft and being denoted as drive block, when drive block and outer company convenient for narration
When torque between junctor is less than certain numerical value, static friction state, drive block and outer company are between drive block and outer connector
Junctor can rotate synchronously under the action of stiction, after the torque between drive block and outer connector is greater than certain numerical value,
The relative motion state of drive block and outer connector will be converted to dynamic friction state, drive block and outer connection by static friction state
Cognition relatively rotates, after the torque between drive block and outer connector is varied down to certain numerical value again, drive block and outer
The relative motion state of connector can be converted to static friction state again again；After the utility model, when vehicle is steady
When driving, the torque of transmission shaft output can be transmitted on drive block by flange arrangement, and drive block and outer connector can be quiet
Frictional force effect is lower to be rotated synchronously, and vehicle movement, when the resistance that driving wheel is subject to increases suddenly, drive axle internal drive are driven
The speed of service of structure can also decline suddenly, at this point, since the output torque of transmission shaft does not change, drive block and outer connection
Torque between body will increase suddenly, so that drive block and outer connector overcome stiction and relatively rotate,
This can to avoid on the component in biggish moment loading to drive axle, so that the component to drive axle plays a protective role,
After vehicle replys smooth-ride state again, drive block and outer connector can also be converted to static friction state again；It is specific real
Shi Shi, the compression degree that two friction parts can be controlled by adjusting the first adjustment nut and second adjustment nut (namely are adjusted
Save moment of friction), so that adjustable permanent Torque couplings be made only to transmit calibration torque.
Preferably, the outer diameter of the first flange disk is identical as the outer diameter of second flange disk.
Preferably, the taper of the first cone section is identical as the second cone taper of section, and first bores the axial length of section and the
The axial length of plug tap section is identical.
The advantageous effects of the utility model are: proposing a kind of for connecting the adjustable permanent torsion of drive axle and transmission shaft
Square connector, this is adjustable, and permanent Torque couplings only transmit calibration torque, can prevent drive axle internal structure from being impacted, and extend
Component life.
Detailed description of the invention
The schematic diagram of the section structure of Fig. 1, the utility model；
The usage state diagram of Fig. 2, the utility model；
Fig. 3, prior art drive axle and transmission shaft connecting structure schematic diagram；
Title corresponding to each label is respectively as follows: outer connector 1, interior connector 2, the first groove 2-1, activity cone in figure
Block 3, the second groove 3-1, splined shaft 4, adjusting nut 4-1, adjustable permanent Torque couplings A, transmission shaft B, drive axle C.
Specific embodiment
It is a kind of for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, innovation is: described adjustable permanent to turn round
Square connector is made of outer connector 1, interior connector 2, activity cone block 3 and splined shaft 4；
It is provided with first flange disk on the outer wall of the axial right end of the outer connector 1, is provided in outer connector 1 axial logical
Hole；The axially extending bore is made of the first cone section and the second cone section, and the bigger diameter end of the first cone section and the left side of outer connector 1 connect
Logical, the bigger diameter end of the second cone section is connected to the right side of outer connector 1, the miner diameter end of the first cone section and the miner diameter end of the second tapered end
It is interconnected；
Second flange disk, the outer wall of the axial right end of interior connector 2 are provided on the outer wall of the axial left end of the interior connector 2
On be provided with first cone matched first conical surface of section, be provided with the first groove 2-1 on the left side of interior connector 2, first is recessed
The bottom of slot 2-1 is provided with the first splined hole for being connected to interior 2 right side of connector；
The outer wall of the activity cone block 3 forms second conical surface, and second conical surface is matched with the second cone section, the right side of activity cone block 3
The second groove 3-1 is provided on end face, the bottom of the second groove 3-1 is provided with the second spline of connection activity cone 3 left side of block
Hole；
The both ends of the splined shaft 4 are provided with screw thread, and the middle part of splined shaft 4 forms spline segment, and spline section surface is provided with
Spline tooth；
The right end of the interior connector 2 is socketed in the first cone section, and first conical surface is contacted with the surface of the first cone section；
The activity cone block 3 is socketed in the second cone section, and the outer wall of activity cone block 3 is contacted with the surface of the second cone section；The flower
Key axis 4 is set in the first splined hole and the second splined hole, and left section of spline segment is engaged with the first splined hole, and right section of spline segment
It is engaged with the second splined hole, the left end of splined shaft 4 is located in the first groove 2-1, and the right end of splined shaft 4 is located at the second groove 3-1
In；The left end of splined shaft 4 is threadedly coupled with the first adjustment nut 4-1, and the outer diameter of the first adjustment nut 4-1 is greater than the first splined hole
Aperture；The right end of splined shaft 4 is threadedly coupled with second adjustment nut 4-1, and the outer diameter of second adjustment nut 4-1 is greater than the second flower
The aperture of keyhole.
Further, the outer diameter of the first flange disk is identical as the outer diameter of second flange disk.
Further, it is described first cone section taper with second cone the taper of section it is identical, first cone section axial length and
The axial length of second cone section is identical.
Claims (3)
1. a kind of for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, it is characterised in that: the adjustable permanent torque
Connector is made of outer connector (1), interior connector (2), activity cone block (3) and splined shaft (4)；
It is provided with first flange disk on the outer wall of the axial right end of the outer connector (1), is provided in outer connector (1) axial logical
Hole；The axially extending bore is made of the first cone section and the second cone section, the bigger diameter end of the first cone section and the left side of outer connector (1)
Connection, second cone section bigger diameter end be connected to the right side of outer connector (1), first bore section miner diameter end and the second tapered end it is small
Diameter end is interconnected；
Second flange disk, the outer wall of the axial right end of interior connector (2) are provided on the outer wall of the axial left end of the interior connector (2)
On be provided with first cone matched first conical surface of section, be provided with the first groove (2-1) on the left side of interior connector (2), the
The bottom of one groove (2-1) is provided with the first splined hole for being connected to interior connector (2) right side；
The outer wall of activity cone block (3) forms second conical surface, and second conical surface is matched with the second cone section, the right side of activity cone block (3)
It is provided on end face the second groove (3-1), the bottom of the second groove (3-1) is provided with the of connection activity cone block (3) left side
Two splined holes；
The both ends of the splined shaft (4) are provided with screw thread, and the middle part of splined shaft (4) forms spline segment, and spline section surface is provided with
Spline tooth；
The right end of the interior connector (2) is socketed in the first cone section, and first conical surface is contacted with the surface of the first cone section；Institute
It states activity cone block (3) to be socketed in the second cone section, the outer wall of activity cone block (3) is contacted with the surface of the second cone section；It is described
Splined shaft (4) is set in the first splined hole and the second splined hole, and left section of spline segment is engaged with the first splined hole, spline segment
Right section is engaged with the second splined hole, and the left end of splined shaft (4) is located in the first groove (2-1), and the right end of splined shaft (4) is located at the
In two grooves (3-1)；The left end of splined shaft (4) is connect with the first adjustment nut thread, and the outer diameter of the first adjustment nut is greater than the
The aperture of one splined hole；The right end of splined shaft (4) is connect with second adjustment nut thread, and the outer diameter of second adjustment nut is greater than the
The aperture of two splined holes.
2. according to claim 1 for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, it is characterised in that:
The outer diameter of the first flange disk is identical as the outer diameter of second flange disk.
3. according to claim 1 or 2 for connecting the adjustable permanent Torque couplings of drive axle and transmission shaft, feature exists
In: the taper of the first cone section is identical as the second cone taper of section, the axial direction of the axial length of the first cone section and the second cone section
Length is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041485.5U CN209100512U (en) | 2018-12-06 | 2018-12-06 | For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041485.5U CN209100512U (en) | 2018-12-06 | 2018-12-06 | For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209100512U true CN209100512U (en) | 2019-07-12 |
Family
ID=67162541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822041485.5U Active CN209100512U (en) | 2018-12-06 | 2018-12-06 | For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209100512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372902A (en) * | 2018-12-06 | 2019-02-22 | 上汽依维柯红岩车桥有限公司 | For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft |
-
2018
- 2018-12-06 CN CN201822041485.5U patent/CN209100512U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372902A (en) * | 2018-12-06 | 2019-02-22 | 上汽依维柯红岩车桥有限公司 | For connecting the adjustable permanent Torque couplings of drive axle and transmission shaft |
| CN109372902B (en) * | 2018-12-06 | 2024-02-13 | 上汽红岩车桥(重庆)有限公司 | Adjustable constant torque connector for connecting drive axle and 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 |
Address after: 400900 No.1, Nanhuan Avenue, Shuangqiao economic and Technological Development Zone, Dazu District, Chongqing Patentee after: SAIC Hongyan Axle (Chongqing) Co.,Ltd. Address before: 400900 No.1, Nanhuan Avenue, Shuangqiao economic and Technological Development Zone, Dazu District, Chongqing Patentee before: SAIC-IVECO HONGYAN COMMERCIAL VEHICLE CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |