CN209945234U - Torque transmission shaft torsion angle measuring mechanism - Google Patents
Torque transmission shaft torsion angle measuring mechanism Download PDFInfo
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- CN209945234U CN209945234U CN201920900724.XU CN201920900724U CN209945234U CN 209945234 U CN209945234 U CN 209945234U CN 201920900724 U CN201920900724 U CN 201920900724U CN 209945234 U CN209945234 U CN 209945234U
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- transmission shaft
- torsion angle
- torque transmission
- measuring mechanism
- angle measuring
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Abstract
The utility model belongs to the structural failure detection field, concretely relates to torque transmission shaft torsion angle measuring mechanism. At present, the torsion angle of the torque transmission shaft is not accurately measured, so that maintenance personnel can judge inconveniently, operate for a long time and have large errors, and dangers such as waste reporting and installation can be caused in serious cases. The utility model provides a torque transmission shaft torsion angle measuring mechanism, including the bearing structure at both ends, the transmission shaft is rotatable to be installed between bearing structure, and has the measuring basis on the bearing structure of right-hand member, has angular surveying chi and rotatable pointer on the bearing structure of left end. The front end and the rear end of the mark are measured through the positioning tool, the measurement of the torsional angle of the transmission shaft is realized, the operation is simple and convenient, the observation is visual, the precision is higher, and the maintenance efficiency is greatly improved.
Description
Technical Field
The utility model belongs to the structural failure detection field, concretely relates to torque transmission shaft torsion angle measuring mechanism.
Background
In order to ensure that the driving torque increasing driving mechanism is not damaged when the actuating mechanism in the leading edge flap and the cabin door driving system of the airplane is blocked, the elastic transmission shaft is generally adopted to perform torsional deformation and the controller is generally used for comprehensive judgment and processing. When the ground is maintained, a maintainer observes that the transmission shaft is replaced when the torsion angle is larger than a required value, and the transmission shaft can be normally used when the torsion angle is smaller than or equal to the required value. The method has the advantages that an accurate measuring tool is not available, so that maintenance personnel can judge inconveniently, operate for a long time and have large errors, and dangers such as scrapping, installation and the like can be caused in serious cases, so that the airplane has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model provides a torque transmission shaft torsional angle measuring mechanism measures the mark front and back end torsional angle difference through positioning tool, realizes transmission shaft torsional angle and measures, has solved maintainer and has observed the problem of judging inconvenient, operating time is long, the error is big.
The utility model provides a torque transmission shaft torsional angle measuring mechanism for measure the transmission shaft, have the mark along the axial on the surface of this transmission shaft, this measuring mechanism includes the bearing structure at both ends, and the transmission shaft is rotatable to be installed between bearing structure, and has the measuring basis on the bearing structure of right-hand member, has angular surveying chi and rotatable pointer on the bearing structure of left end.
The supporting structure of left end is including measuring board, circlip for the primary shaft and first connecting sleeve, should measure the board and install first connecting sleeve through circlip for the shaft in the hole, and the transmission shaft is at left end portion and this first connecting sleeve splined connection.
The supporting structure at the right end comprises a fixing plate, an elastic check ring for a second shaft and a second connecting sleeve, the second connecting sleeve is installed on the fixing plate in an inner hole through the elastic check ring for the second shaft, and the transmission shaft is in splined connection with the second connecting sleeve at the right end part and is positioned through a locking screw.
Thereby guarantee relative position, threaded connection between second location axle and the first location axle through second location axle and first location axle support between measuring board and fixed plate.
The measuring plate is installed in clearance fit with the first connecting sleeve.
The fixed plate is installed in clearance fit with the second connecting sleeve.
The pointer is arranged in the annular groove of the measuring plate.
When the right end of the mark of the transmission shaft is aligned with the measuring reference, the reading of the left end of the mark on the angle measuring scale is the torsion angle and is determined by the pointer.
The technology can be applied to equipment needing to measure the torsional angle of the transmission shaft.
Has the advantages that: the operation is simple, the observation is visual, the precision is high, and the maintenance efficiency is greatly improved.
Drawings
Fig. 1 is a structural diagram of a torsion angle measuring mechanism of a torque transmission shaft according to the present invention;
fig. 2 is a sectional view of the torque transmission shaft torsion angle measuring mechanism of the present invention.
Wherein, 1-measuring plate, 2-elastic retainer ring for shaft, 3-first connecting sleeve, 4-transmission shaft, 5-fixing plate, 6-locking screw, 7-second connecting sleeve, 8-second positioning shaft, 9-first positioning shaft, 10-pointer, 11-mark
Detailed Description
The invention will be further explained with reference to the following figures and examples:
referring to fig. 1 and 2, the torque transmission shaft torsion angle measuring mechanism of the present invention includes a measuring plate 1, a shaft circlip 2, a first connecting sleeve 3, a transmission shaft 4, a fixing plate 5, a locking screw 6, a second connecting sleeve 7, a first positioning shaft 9, a second positioning shaft 8, a pointer 10, and a mark 11.
The first connecting sleeve 3 is connected with one end of the transmission shaft 4 through a spline, the second connecting sleeve 7 is connected with the other end of the transmission shaft 4 through a spline, the measuring plate 1 is installed in a clearance fit mode with the first connecting sleeve 3, and the fixing plate 5 is installed in a clearance fit mode with the second connecting sleeve 7. The pointer 10 is arranged in an annular groove on the measuring plate 1 to move, the side surface of the measuring plate 1 is provided with a transmission shaft 4 torsion angle marking line, and the marking line takes the central connecting line of the first positioning shaft 9 and the matching hole of the measuring plate 1 as 0 degree. The pointer 10 measures the torsion angle of the drive shaft 4 along the movement angle. The locking screw 6 is in threaded connection with the fixing plate 5. The rotation of the second connecting sleeve 7 is limited by the friction increase of the compression of the locking screw 6 and the second connecting sleeve 7. The left end clearance fit of first location axle 9 is installed downthehole on measuring board 1, and the right-hand member can follow axial displacement in order to adapt to the length of measuring transmission shaft 4 with 8 threaded connection of second location axle, and the right-hand member clearance fit of second location axle 8 is installed downthehole on fixed plate 5. The circlips 2 for the shaft are mounted on the first connecting sleeve 3 and the second connecting sleeve 7 and are used for limiting the axial movement of the measuring plate 1 and the fixing plate 5. The transmission shaft 4 is provided with an axial mark 11, and both ends of the mark 11 are used for indicating the torsion angle of the transmission shaft 4.
The utility model discloses torque transmission shaft torsion angle measuring mechanism working process as follows:
before the measurement, will according to figure 1 and figure 2 the utility model discloses torque transmission shaft torsional angle measuring mechanism installs.
During measurement, the connection position of the second positioning shaft 8 on the fixing plate 5 is a reference position, which corresponds to the connection position of the first positioning shaft 9 on the measurement plate 1. The transmission shaft 4 is manually rotated and the right end of the mark 11 is aligned with the reference position. The locking screw 6 is manually rotated to extrude the second connecting sleeve 7, so that the second connecting sleeve 7 and the fixing plate 5 cannot rotate relatively. And moving along the circular hole on the measuring plate 1 to align the pointer 10 with the left end of the mark 11, wherein the alignment angle of the pointer 10 on the measuring plate 1 is the torsion angle of the transmission shaft 4.
After measurement, the locking screw 6 is manually rotated to be separated from the second connecting sleeve 7, the measuring plate 1 is pulled leftwards, and the fixing plate 5 is pulled rightwards, so that the first connecting sleeve 3 and the second connecting sleeve 7 are separated from the transmission shaft 4, the first positioning shaft 9 and the second positioning shaft 8 are separated from the measuring plate 1 and the fixing plate 5 respectively, and disassembly is completed.
Claims (8)
1. A torque transmission shaft torsion angle measuring mechanism for measuring a transmission shaft (4) having markings (11) on a surface of the transmission shaft (4) in an axial direction, characterized in that: the measuring mechanism comprises supporting structures at two ends, a transmission shaft (4) is rotatably arranged between the supporting structures, a measuring reference is arranged on the supporting structure at the right end, and an angle measuring ruler and a rotatable pointer (10) are arranged on the supporting structure at the left end.
2. The torque transmission shaft torsion angle measuring mechanism according to claim 1, characterized in that: the supporting structure of left end is including measuring board (1), for the primary shaft circlip (2) and first connecting sleeve (3), should measure board (1) and install first connecting sleeve (3) through for the shaft circlip (2) in the hole, transmission shaft (4) are at left end portion and this first connecting sleeve (3) splined connection.
3. The torque transmission shaft torsion angle measuring mechanism according to claim 2, characterized in that: the supporting structure of right-hand member includes fixed plate (5), circlip (2) and second adapter sleeve (7) for the second shaft, and second adapter sleeve (7) are installed through circlip (2) for the second shaft in this fixed plate (5) hole, and transmission shaft (4) are connected with this second adapter sleeve (7) spline at right end portion to fix a position through locking screw (6).
4. The torque transmission shaft torsion angle measuring mechanism according to claim 3, characterized in that: thereby guarantee relative position through second location axle (8) and first location axle (9) support between measuring board (1) and fixed plate (5), threaded connection between second location axle (8) and first location axle (9).
5. The torque transmission shaft torsion angle measuring mechanism according to claim 4, characterized in that: the measuring plate (1) is installed with the first connecting sleeve (3) in a clearance fit manner.
6. The torque transmission shaft torsion angle measuring mechanism according to claim 5, characterized in that: the fixed plate (5) is installed with the second connecting sleeve (7) in a clearance fit manner.
7. The torque transmission shaft torsion angle measuring mechanism according to claim 6, characterized in that: the pointer (10) is arranged in the annular groove of the measuring plate (1).
8. The torque transmission shaft torsion angle measuring mechanism according to claim 7, characterized in that: when the right end of the mark (11) of the transmission shaft (4) is aligned with the measuring reference, the reading of the left end of the mark (11) on the angle measuring scale is the torsion angle and is determined by the pointer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920900724.XU CN209945234U (en) | 2019-06-14 | 2019-06-14 | Torque transmission shaft torsion angle measuring mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920900724.XU CN209945234U (en) | 2019-06-14 | 2019-06-14 | Torque transmission shaft torsion angle measuring mechanism |
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| Publication Number | Publication Date |
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| CN209945234U true CN209945234U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920900724.XU Active CN209945234U (en) | 2019-06-14 | 2019-06-14 | Torque transmission shaft torsion angle measuring mechanism |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412824A (en) * | 2020-04-21 | 2020-07-14 | 北京享云智汇科技有限公司 | Torque transmission shaft torsion angle measuring mechanism |
| CN113210712A (en) * | 2021-05-07 | 2021-08-06 | 刘文海 | Industrial Internet online monitoring and manufacturing technology and use method thereof |
| CN114674200A (en) * | 2022-04-02 | 2022-06-28 | 中国航发沈阳发动机研究所 | Structure and method for measuring spline deflection angle |
| CN115635294A (en) * | 2022-12-23 | 2023-01-24 | 潍柴动力股份有限公司 | Auxiliary assembly device of transmission shaft of fuel injection pump |
-
2019
- 2019-06-14 CN CN201920900724.XU patent/CN209945234U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412824A (en) * | 2020-04-21 | 2020-07-14 | 北京享云智汇科技有限公司 | Torque transmission shaft torsion angle measuring mechanism |
| CN111412824B (en) * | 2020-04-21 | 2021-09-24 | 上海舜诺机械有限公司 | Torque transmission shaft torsion angle measuring mechanism |
| CN113210712A (en) * | 2021-05-07 | 2021-08-06 | 刘文海 | Industrial Internet online monitoring and manufacturing technology and use method thereof |
| CN114674200A (en) * | 2022-04-02 | 2022-06-28 | 中国航发沈阳发动机研究所 | Structure and method for measuring spline deflection angle |
| CN114674200B (en) * | 2022-04-02 | 2024-01-02 | 中国航发沈阳发动机研究所 | Structure and method for measuring spline offset angle |
| CN115635294A (en) * | 2022-12-23 | 2023-01-24 | 潍柴动力股份有限公司 | Auxiliary assembly device of transmission shaft of fuel injection pump |
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