CN118375669A - Self-aligning shaft end connecting mechanism - Google Patents
Self-aligning shaft end connecting mechanism Download PDFInfo
- Publication number
- CN118375669A CN118375669A CN202410677498.9A CN202410677498A CN118375669A CN 118375669 A CN118375669 A CN 118375669A CN 202410677498 A CN202410677498 A CN 202410677498A CN 118375669 A CN118375669 A CN 118375669A
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- Prior art keywords
- cone connector
- shaft diameter
- connector
- conical surface
- stop key
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- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 15
- 238000003475 lamination Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The invention belongs to the field and discloses a self-aligning shaft end connecting mechanism which is characterized by comprising an outer cone connecting body (1) and an inner cone connecting body (2); one end of the outer cone connector (1) is provided with an outer convex conical surface (101), the middle is provided with a fastening flange, and the fastening flange is provided with a fastening unthreaded hole (102); the other end of the outer cone connector (1) is provided with an outer installation shaft diameter, the inner hole size of the outer installation shaft diameter is matched with the motor, the top of the outer installation shaft diameter is provided with an outer cone connector locking threaded hole, the inner part of the outer installation shaft diameter is provided with an outer cone connector stop key slot, and the size of the outer cone connector stop key slot is matched with a stop key on a motor driving shaft. The invention can realize the self-alignment function of transmission through conical surface lamination, and the conical surface can realize the transmission function of large torque, thereby improving the compatibility of a transmission mechanism.
Description
Technical Field
The invention belongs to the technical field of mechanical transmission, and particularly relates to a self-aligning shaft end connecting mechanism used between a motor driving shaft and an output shaft.
Background
The motor drives the transmission shaft to transmit torque, which is an energy output mode commonly used in engine test and engineering transmission, the traditional connecting mechanism is often connected by adopting a mode of adding a buffer pad by a spline, a mode of connecting a shaft end cylinder with a concave hole at the other end, and the like, so that the self-alignment function and the large torque transmission function of the transmission shaft and the output shaft cannot be met, and therefore, a transmission or other auxiliary devices are required to be added, so that the economic cost and the time cost of a test process or an engineering site are greatly increased.
Disclosure of Invention
The invention aims to solve the technical problems that: the coaxiality of the transmission input and output shafts is poor, and the transmission mechanism cannot meet the problems of self-alignment and large torque transmission.
In order to solve the technical problems, the specific technical scheme of the invention is as follows:
A self-aligning shaft end connecting mechanism comprises an outer cone connecting body 1 and an inner cone connecting body 2; one end of the outer cone connector 1 is provided with an outer convex conical surface 101, the middle is provided with a fastening flange, and the fastening flange is provided with a fastening unthreaded hole 102; the other end of the outer cone connector 1 is provided with an outer mounting shaft diameter, the inner hole size of the outer mounting shaft diameter is matched with that of the motor, the top of the outer mounting shaft diameter is provided with an outer cone connector locking threaded hole, the inner part of the outer mounting shaft diameter is provided with an outer cone connector stop key slot, and the size of the outer cone connector stop key slot is matched with that of a stop key on a motor driving shaft; one end of the inner cone connector 2 is provided with a fastening flange plate, and the fastening flange plate is provided with a fastening threaded hole 202 corresponding to the fastening unthreaded hole of the outer cone connector 1; the fastening flange of the inner cone connector 2 is internally provided with an inner concave conical surface 201, and the size of the inner concave conical surface 201 is matched with that of the outer conical surface of the outer cone connector 1; the other end of the inner cone connector 2 is provided with an inner mounting shaft diameter, the inner hole size of the inner mounting shaft diameter is matched with that of the driven shaft, the top of the inner mounting shaft diameter is provided with an inner cone connector locking threaded hole, an inner cone connector stop key groove is formed in the inner mounting shaft diameter, and the inner cone connector stop key groove size is matched with that of the stop key on the driven shaft. The concave conical surface and the convex conical surface are matched with each other; the fastening flange plates of the outer cone connector and the inner cone connector are fixedly connected through bolts
Wherein the taper of the convex conical surface 101 is 1:5.
Wherein the taper of the concave conical surface 201 is 1:5.
Wherein, two jackscrew through holes 103 are arranged on the fastening flange plate of the outer cone connector 1.
The invention has the following advantages:
(1) The method has the characteristics of simple design, good process feasibility, high processing precision and the like;
(2) The unit is flexible and changeable, is easy to replace, and can be used for different sizes of the input shaft and the driven shaft of the motor only by changing the inner diameter of the transmission shaft.
(3) The self-alignment function of transmission can be realized through conical surface lamination, and the conical surface can realize the transmission function of large torque, so that the compatibility of a transmission mechanism is improved.
Drawings
FIG. 1 is a diagram of a self-aligning shaft end connection mechanism assembly according to an embodiment of the present invention;
FIG. 2 is a schematic view of an outer cone connector according to an embodiment of the present invention;
Fig. 3 is a schematic view of an inner cone connector according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings for a better understanding of the objects, structures and functions of the present invention.
As shown in fig. 1-3, the self-aligning shaft end connecting mechanism comprises an outer cone connector 1, an inner cone connector 2, a locking bolt 3 and a connecting bolt 4, wherein one end of the outer cone connector 1 is provided with an outer convex cone 101, the cone size of the cone is matched with the inner concave cone 201 of the inner cone connector 2, the cone is recommended to be 1:5, a fastening flange plate is arranged in the middle of the outer cone connector 1, a fastening unthreaded hole 102 is arranged on the flange plate, the unthreaded hole position is matched with the fastening threaded hole 202 of the inner cone connector 2, two jackscrew through holes 103 are arranged on the fastening flange plate, the other end of the outer cone connector 1 is provided with a mounting shaft diameter, the inner hole size of the mounting shaft diameter is matched with a motor, the top of the mounting shaft diameter is provided with a locking threaded hole, the thread specification is matched with a standard piece bolt 3 for locking, a stop key groove is arranged in the mounting shaft diameter, and the key groove size is matched with a stop key on a motor driving shaft;
The inner cone connector 2 is provided with a fastening flange plate, a fastening threaded hole 202 on the flange plate is matched with a fastening unthreaded hole of the outer cone connector 1, an inner concave conical surface 201 is arranged inside the flange plate, the conical size of the conical surface is matched with the outer convex conical surface of the outer cone connector 1, the conical degree is recommended to be 1:5, the other end of the inner cone connector 2 is provided with a mounting shaft diameter, the inner hole size of the mounting shaft diameter is matched with a driven shaft, the top of the mounting shaft diameter is provided with a locking threaded hole, the thread specification is matched with a standard part bolt 3 used for locking, a stop key groove is arranged inside the mounting shaft diameter, and the key groove size is matched with a stop key on the driven shaft.
The installation and adjustment steps are as follows:
1. aligning a stop key groove in the mounting shaft diameter of the outer cone connector 1 with a stop key on the motor driving shaft, and observing that all the stop keys on the motor driving shaft enter the stop key groove of the outer cone connector 1 by using the light outer cone connector 1 of the rubber hammer;
2. The locking bolt is screwed into a locking threaded hole above the mounting shaft diameter of the outer cone connector 1 until the end face of the locking bolt contacts with a stop key on the motor driving shaft, and the locking bolt is locked by a torque wrench, wherein the screwing torque is 10 N.m;
3. Aligning a stop key groove in the mounting shaft diameter of the inner cone connector 2 with a stop key on a driven shaft, and observing that all the stop keys on the driven shaft enter the stop key groove of the inner cone connector 2 by using the light inner cone connector 2 of the rubber hammer;
4. the locking bolt is screwed into a locking threaded hole above the installation shaft diameter of the inner cone connector 2 until the end face of the locking bolt contacts with a stop key on a driven shaft, and the locking bolt is locked by a torque wrench, wherein the screwing torque is 10 N.m;
5. Positioning and attaching the installed outer cone connector 1 part and the inner cone connector 2 part by utilizing the conical surface, and rotating the outer cone connector 1 part to align a fastening light hole on a middle fastening flange plate of the outer cone connector 1 with a fastening threaded hole of the inner cone connector 2;
6. The outer cone connector 1 part and the inner cone connector 2 part are tensioned by using a connecting bolt, a torque wrench is used for checking the compaction torque, and the tightening torque is 15 N.m;
7. If the outer cone connector 1 part and the inner cone connector 2 part are required to be separated, only two connecting bolts are required to be disassembled and then screwed into two jackscrew through holes on the flange plate of the outer cone connector 1 until the end faces of the connecting bolts are contacted with the flange face of the inner cone connector 2, and simultaneously the screwing moment of the two connecting bolts is increased until the outer cone connector 1 part and the inner cone connector 2 part are separated, so that all the installation work of the self-aligning shaft end connecting mechanism is completed.
Although embodiments of the present invention have been described in conjunction with the accompanying drawings, it will be apparent to those skilled in the art that several variations and modifications may be made without departing from the principles of the invention, which are also considered to be within the scope of the invention.
Claims (4)
1. The self-aligning shaft end connecting mechanism is characterized by comprising an outer cone connecting body (1) and an inner cone connecting body (2);
One end of the outer cone connector (1) is provided with an outer convex conical surface (101), the middle is provided with a fastening flange, and the fastening flange is provided with a fastening unthreaded hole (102); the other end of the outer cone connector (1) is provided with an outer mounting shaft diameter, the inner hole size of the outer mounting shaft diameter is matched with that of the motor, the top of the outer mounting shaft diameter is provided with an outer cone connector locking threaded hole, the inner part of the outer mounting shaft diameter is provided with an outer cone connector stop key slot, and the size of the outer cone connector stop key slot is matched with that of a stop key on a motor driving shaft;
One end of the inner cone connector (2) is provided with a fastening flange plate, and the fastening flange plate is provided with a fastening threaded hole (202) corresponding to the fastening unthreaded hole of the outer cone connector (1); the fastening flange of the inner cone connector (2) is internally provided with an inner concave conical surface (201), and the size of the inner concave conical surface (201) is matched with that of the outer conical surface of the outer cone connector (1); an inner installation shaft diameter is arranged at the other end of the inner cone connector (2), the inner hole size of the inner installation shaft diameter is matched with that of the driven shaft, an inner cone connector locking threaded hole is arranged at the top of the inner installation shaft diameter, an inner cone connector stop key slot is arranged in the inner installation shaft diameter, and the inner cone connector stop key slot size is matched with that of a stop key on the driven shaft;
the concave conical surface (201) is matched with the convex conical surface (101); the fastening flange plates of the outer cone connector (1) and the inner cone connector (2) are fixedly connected through bolts.
2. The self-aligning shaft end connection mechanism of claim 1 wherein the taper of the male taper (101) is 1:5.
3. The self-aligning shaft end connection of claim 2 wherein the taper of the concave taper (201) is 1:5.
4. The self-aligning shaft-end connection according to claim 1, characterized in that the fastening flange of the outer cone connection body (1) is provided with two jackscrew through holes (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410677498.9A CN118375669A (en) | 2024-05-29 | 2024-05-29 | Self-aligning shaft end connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410677498.9A CN118375669A (en) | 2024-05-29 | 2024-05-29 | Self-aligning shaft end connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118375669A true CN118375669A (en) | 2024-07-23 |
Family
ID=91901836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410677498.9A Pending CN118375669A (en) | 2024-05-29 | 2024-05-29 | Self-aligning shaft end connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118375669A (en) |
-
2024
- 2024-05-29 CN CN202410677498.9A patent/CN118375669A/en active Pending
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