CN212775232U - Wear-resisting high accuracy industrial transmission shaft - Google Patents
Wear-resisting high accuracy industrial transmission shaft Download PDFInfo
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- CN212775232U CN212775232U CN202021260384.8U CN202021260384U CN212775232U CN 212775232 U CN212775232 U CN 212775232U CN 202021260384 U CN202021260384 U CN 202021260384U CN 212775232 U CN212775232 U CN 212775232U
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Abstract
The utility model discloses a wear-resistant high-precision industrial transmission shaft, which comprises a shaft body, wherein the shaft body comprises a first connecting shaft and a second connecting shaft, the end part of the first connecting shaft is connected with the second connecting shaft, one end of the first connecting shaft is connected with a first joint through a bearing, a fixed shaft is arranged in the first joint, one end of the second connecting shaft is connected with a second joint, the second joint is rotatably connected outside the fixed shaft, two corresponding inner walls of the first joint are respectively provided with a wear pad outside the fixed shaft, the wear pads are contacted with the second joint, the other end of the first connecting shaft is integrally provided with a connector, the outside of the connector is provided with a first spline shaft, a spline groove is arranged in the connector, the industrial transmission shaft has better wear-resistant effect through the arrangement of the wear pads during the activity of the second connecting shaft, the service life of the industrial transmission shaft is prolonged, through the arrangement of the spline groove, the installation location of being convenient for, certain angular deviation appears when effectual having avoided the part installation.
Description
Technical Field
The utility model relates to an industrial transmission shaft technical field specifically is wear-resisting high accuracy industrial transmission shaft.
Background
The transmission shaft is a rotating body with high rotating speed and few supports, so the dynamic balance of the transmission shaft is important for branch pipes, the general transmission shaft needs to be subjected to a balance test before leaving a factory and is adjusted on a balancing machine, and the transmission shaft is used for transmitting the rotation of a transmission to a main speed reducer for a vehicle driven by a front engine and a rear wheel.
The universal joint of the existing industrial transmission shaft is easy to damage due to large abrasion caused by long-term rotation when in use, so that the whole transmission shaft is damaged, the existing industrial transmission shaft is complex to process and low in processing precision, the existing transmission shaft is generally connected through a nut, and looseness is easy to occur in use after threaded connection, so that the wear-resistant high-precision industrial transmission shaft is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wear-resisting high accuracy industrial transmission shaft to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: wear-resisting high accuracy industrial transmission shaft, including the axis body, the axis body includes first connecting axle and second connecting axle, the end connection of first connecting axle has the second connecting axle, the one end of first connecting axle is connected with the first joint through the bearing, and is provided with the fixed axle in the first joint, the one end of second connecting axle is connected with the second and connects, and the second connects the rotation and connect in the fixed axle outside, two inner walls that correspond of first joint lie in the fixed axle outside and all are provided with wear pad, and wear pad and second articulate the contact, the other end an organic whole of first connecting axle is provided with the connector, and the outside of connector is provided with first integral key shaft, seted up the spline groove in the connector, and the spline groove becomes cruciform structure, the other end of second connecting axle is provided with the second integral key shaft.
Preferably, the end part of the outer side of the connector, which is located on the first spline shaft, is provided with an external thread, and the outer side of the external thread is in threaded connection with a nut.
Preferably, the length of the second spline shaft is greater than the length of the first spline shaft.
Preferably, the end part of the nut is integrally provided with a limiting flange, and six fixing grooves are formed in the outer side of the limiting flange at equal intervals.
Preferably, the first spline shaft and the first connecting shaft are of an integrated structure, and the second spline shaft and the second connecting shaft are of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that the wear-resistant pad is arranged, the better wear-resistant effect is achieved during the movement of the second connecting shaft, the service life of the shaft body is prolonged, the arrangement of the spline grooves is convenient for installation and positioning, certain angle deviation during component installation is effectively avoided, the bearing capacity is high through the multi-tooth structure on the second spline shaft and the first spline shaft, the centering performance and the guiding performance are good, and the cross sections of the teeth on the first spline shaft and the second spline shaft are in a trapezoidal structure, so that the stress concentration is small, the processing is convenient, the processing precision is improved, after being connected axis body and outside connecting portion through the nut, make the fixed link card on the outside connecting portion to the fixed slot on the spacing turn-ups in, the outside at the connector of connection that makes the nut can stabilize has effectually avoided the nut to appear not hard up condition because of the activity, has consolidated the connection of this axis body.
Drawings
FIG. 1 is a schematic view of the overall connection structure of the present invention;
FIG. 2 is a schematic structural sectional view of a side view of the first spline shaft of the present invention;
fig. 3 is a schematic view of the overall structure of the nut of the present invention.
In the figure: 1. a shaft body; 2. a first connecting shaft; 3. a second connecting shaft; 4. a first joint; 5. a second joint; 6. a wear pad; 7. a first spline shaft; 8. a second spline shaft; 9. a connector; 10. an external thread; 11. a spline groove; 12. a nut; 13. limiting and flanging; 14. fixing grooves; 15. and fixing the shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a wear-resistant high-precision industrial transmission shaft comprises a shaft body 1, wherein the shaft body 1 comprises a first connecting shaft 2 and a second connecting shaft 3, the end part of the first connecting shaft 2 is connected with a second connecting shaft 3, one end of the first connecting shaft 2 is connected with a first joint 4 through a bearing, a fixed shaft 15 is arranged in the first joint 4, one end of the second connecting shaft 3 is connected with a second joint 5, the second joint 5 is rotatably connected with the outer side of the fixed shaft 15, the two corresponding inner walls of the first joint 4 are respectively provided with a wear-resistant pad 6 at the outer side of the fixed shaft 15, and the wear pad 6 is contacted with the second joint 5, the other end of the first connecting shaft 2 is integrally provided with a connecting head 9, and the outer side of the connector 9 is provided with a first spline shaft 7, a spline groove 11 is arranged in the connector 9, the spline grooves 11 are in a cross structure, and a second spline shaft 8 is arranged at the other end of the second connecting shaft 3;
wherein, connection through between first connecting axle 2 and the second connecting axle 3 has formed this axis body 1, through first joint 4, the second connects 5 and fixed axle 15 set up and has formed the universal joint, the activity of the second connecting axle 3 of being convenient for, through having set up wear pad 6, better wear-resisting effect has been played in the activity of second connecting axle 3, the life of this axis body 1 has been prolonged, through the setting of spline groove 11, be convenient for install and fix a position, certain angular deviation appears when the effectual part installation of having avoided.
Referring to fig. 1 and 3, an external thread 10 is disposed on the end of the first spline shaft 7 outside the connector 9, and a nut 12 is screwed on the external thread 10 to facilitate connection of the shaft body 1.
Referring to fig. 1, the length of the second spline shaft 8 is greater than that of the first spline shaft 7, so that the connection strength between the second connecting shaft 3 and the outside is enhanced, the length of the second spline shaft 8 is greater than that of the first spline shaft 7, so that after the second connecting shaft 3 is connected with the outside connection part, the second spline shaft 8 and the first spline shaft 7 have high bearing capacity and good alignment and guiding performance due to the multi-tooth structure, and the cross sections of the teeth of the first spline shaft 7 and the second spline shaft 8 are trapezoidal structures, so that the stress concentration is small, the processing is convenient, and the processing precision is improved.
Please refer to fig. 3, the end of the nut 12 is integrally provided with a limiting flange 13, six fixing slots 14 are equidistantly formed in the outer side of the limiting flange 13, the fixing slots 14 are formed in the outer portion of the limiting flange 13 on the nut 12, after the shaft body 1 is connected with the external connecting portion through the nut 12, the fixing rods on the external connecting portion are clamped in the fixing slots 14 on the limiting flange 13, the nut 12 can be stably connected to the outer side of the connector 9, the loosening of the nut 12 due to movement is effectively avoided, and the connection of the shaft body 1 is reinforced.
Referring to fig. 1, the first spline shaft 7 and the first connecting shaft 2 are of an integral structure, and the second spline shaft 8 and the second connecting shaft 3 are of an integral structure, so that the overall supporting strength of the first connecting shaft 2 and the second connecting shaft 3 is enhanced, the service life of the connecting shaft is prolonged, and the connecting of the shaft body 1 is facilitated through the nut 12.
The working principle is as follows: connection between first connecting axle 2 and the second connecting axle 3 has formed this axis body 1, through first joint 4, the second connects 5 and fixed axle 15 set up and has formed the universal joint, the activity of the second connecting axle 3 of being convenient for, through having set up wear pad 6, better wear-resisting effect has been played in the activity of second connecting axle 3, this axis body 1's life has been prolonged, setting through spline groove 11, be convenient for install and fix, certain angular deviation appears when effectual having avoided the part installation, after being connected axis body 1 and outside connecting portion through nut 12, make the fixed rod card on the outside connecting portion to the fixed slot 14 on spacing turn-ups 13, make the outside at connector 9 of connection that nut 12 can stabilize, the effectual nut 12 condition that becomes flexible appears because of the activity of having avoided, the connection of this axis body 1 has been consolidated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Wear-resisting high accuracy industrial transmission shaft, including axis body (1), axis body (1) is including first connecting axle (2) and second connecting axle (3), the end connection of first connecting axle (2) has second connecting axle (3), its characterized in that: the one end of first connecting axle (2) is connected with first joint (4) through the bearing, and is provided with fixed axle (15) in first joint (4), the one end of second connecting axle (3) is connected with second joint (5), and second joint (5) rotate to be connected in the fixed axle (15) outside, two inner walls that correspond of first joint (4) are located fixed axle (15) outside and all are provided with abrasion pad (6), and abrasion pad (6) and second joint (5) contact, the other end an organic whole of first connecting axle (2) is provided with connector (9), and the outside of connector (9) is provided with first integral key shaft (7), spline groove (11) have been seted up in connector (9), and spline groove (11) become the cruciform structure, the other end of second connecting axle (3) is provided with second integral key shaft (8).
2. The wear-resistant high-precision industrial transmission shaft according to claim 1, wherein: the end part of the outer side of the connector (9) located on the first spline shaft (7) is provided with an external thread (10), and the outer side of the external thread (10) is in threaded connection with a nut (12).
3. The wear-resistant high-precision industrial transmission shaft according to claim 1, wherein: the length of the second spline shaft (8) is greater than that of the first spline shaft (7).
4. The wear-resistant high-precision industrial transmission shaft according to claim 2, wherein: the end part of the nut (12) is integrally provided with a limiting flanging (13), and six fixing grooves (14) are formed in the outer side of the limiting flanging (13) at equal intervals.
5. The wear-resistant high-precision industrial transmission shaft according to claim 1, wherein: the first spline shaft (7) and the first connecting shaft (2) are of an integral structure, and the second spline shaft (8) and the second connecting shaft (3) are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021260384.8U CN212775232U (en) | 2020-07-01 | 2020-07-01 | Wear-resisting high accuracy industrial transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021260384.8U CN212775232U (en) | 2020-07-01 | 2020-07-01 | Wear-resisting high accuracy industrial transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212775232U true CN212775232U (en) | 2021-03-23 |
Family
ID=75086850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021260384.8U Active CN212775232U (en) | 2020-07-01 | 2020-07-01 | Wear-resisting high accuracy industrial transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212775232U (en) |
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2020
- 2020-07-01 CN CN202021260384.8U patent/CN212775232U/en active Active
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