CN111412824A - Torque transmission shaft torsion angle measuring mechanism - Google Patents
Torque transmission shaft torsion angle measuring mechanism Download PDFInfo
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- CN111412824A CN111412824A CN202010315277.9A CN202010315277A CN111412824A CN 111412824 A CN111412824 A CN 111412824A CN 202010315277 A CN202010315277 A CN 202010315277A CN 111412824 A CN111412824 A CN 111412824A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a torsion angle measuring mechanism of a torque transmission shaft, which comprises a left base and a right base, wherein a measuring device is arranged on the left base, a fixing device is arranged on the right base, a left fixing block is welded on the upper wall of the left base, a left connecting sleeve is in clearance fit in the left fixing block, a rotating shaft is welded in the left connecting sleeve, a first gear is in interference fit with the rotating shaft, a second gear is in interference fit with the rotating shaft, the first gear is meshed with a third gear, the second gear is meshed with a fourth gear, a second sliding rod is in interference fit with the third gear and the fourth gear together, a rotating rod is sleeved on the second sliding rod in a sliding manner, and one end, far away from the third gear, of the rotating rod is rotatably connected with the left fixing block through a bearing. Has the advantages that: only need alone can accomplish measurement and record data, easy operation is swift, improves work efficiency greatly, and the registration is easily observed, and can finely tune and coarse adjustment, and measuring result is more accurate.
Description
Technical Field
The invention relates to the technical field of torsion angle measurement, in particular to a torsion angle measuring mechanism of a torque transmission shaft.
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 ground maintenance is carried out, 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, so that the maintainer needs a torsion angle measuring device to judge whether the transmission shaft is qualified.
In the prior art, an existing measuring mechanism needs to measure one person for recording in a measuring process, the process is complicated, the number of readings of the existing measuring mechanism is not easy to observe, fine adjustment and coarse adjustment cannot be achieved, the measuring result is not accurate enough, and therefore the torsion angle measuring mechanism for the torque transmission shaft is provided.
Disclosure of Invention
The invention aims to solve the problems that the measuring process is complicated, the reading is difficult to observe, and fine adjustment and coarse adjustment cannot be performed in the prior art, and provides a torsion angle measuring mechanism for a torque transmission shaft.
In order to achieve the purpose, the invention adopts the following technical scheme: a torque transmission shaft torsion angle measuring mechanism comprises a left base and a right base, wherein a measuring device is arranged on the left base, a fixing device is arranged on the right base, a left fixing block is welded on the upper wall of the left base, a left connecting sleeve is in clearance fit in the left fixing block, a rotating shaft is welded on the left connecting sleeve, a first gear is in interference fit with the rotating shaft, a second gear is in interference fit with the rotating shaft, a third gear is meshed with the first gear, a fourth gear is meshed with the second gear, a second sliding rod is in common interference fit with the third gear and the fourth gear, a rotating rod is sleeved in a sliding manner, one end, far away from the third gear, of the rotating rod is rotatably connected with the left fixing block through a bearing, a first bevel gear is in interference fit with the rotating rod, a second bevel gear is meshed with the first bevel gear, and a driven shaft is in interference fit with the second bevel gear, the driven shaft is in penetrating and rotating connection with the measuring device through a bearing, a third bevel gear is in interference fit with one end of the driven shaft, which is positioned in the measuring device, and a fourth bevel gear is meshed with the third bevel gear;
the fourth bevel gear is in interference fit with a first threaded rod, the first threaded rod is connected with the measuring device in a penetrating and rotating mode through a bearing, the first threaded rod is in threaded connection with a transverse pointer, a sliding groove is formed in the upper wall of the measuring device, and the transverse pointer is connected with the measuring device in a sliding mode through the sliding groove.
In foretell torque transmission shaft torsion angle measuring mechanism, the welding of right side pedestal roof has right fixed block, right fixed block clearance fit has right adapter sleeve, right side fixed block runs through the bearing and rotates and be connected with the second threaded rod, second threaded rod both ends are provided with and revolve to opposite screw thread, the equal threaded connection in second threaded rod both ends has the slider.
In foretell torque transmission shaft angle of torsion measuring mechanism, the welding of left side fixed block has first slide bar, the welding of right side fixed block has the dead lever, first slide bar cup joints with the dead lever slides, a plurality of screw holes have been seted up on the first slide bar, dead lever threaded connection has the bolt, the bolt extends to threaded hole downthehole, be provided with the scale mark on the first slide bar.
In foretell torque transmission shaft torsion angle measuring mechanism, the one end that first threaded rod is located the measuring device outside bonds and has first runner, the one end that the second threaded rod is located the right fixed block outside bonds and has the second runner, first runner and second runner are rubber material and outer wall sculpture have anti-skidding line.
In the torsion angle measuring mechanism for the torque transmission shaft, the left fixing block is provided with an annular hole, a rotating pointer penetrates through the annular hole in a sliding connection mode, and the rotating pointer is welded with the rotating shaft.
In the torsion angle measuring mechanism for the torque transmission shaft, the left connecting sleeve and the right connecting sleeve are connected with the transmission shaft through splines.
In the torsion angle measuring mechanism for the torque transmission shaft, the side wall of the side close to the sliding block is bonded with the rubber pad, and the top wall of the measuring device is carved with scale marks.
In the above torque transmission shaft torsion angle measuring mechanism, the gear of the third gear is larger than the second gear, and the size of the fourth gear is smaller than that of the first gear.
Compared with the prior art, the invention has the advantages that:
1. the pointer is rotated during measurement, so that the pointer points to the marked line, the pointer can be fixed at a measurement position due to self-locking of the threaded rod, data can be recorded, one person does not need to hold the pointer, one person records the data, the operation is simple and rapid, and the working efficiency is greatly improved;
2. the length of the first sliding rod in the fixed rod is adjusted, the distance between the two bases can be accurately adjusted according to the scale marks through the matching of the bolt and the threaded hole and the length of the first sliding rod in the fixed rod, so that the device can measure transmission shafts with any length, and the practicability of the device is greatly improved;
3. when the measurement data is observed, only the data of the scale marks pointed by the transverse pointer on the measurement device needs to be observed in a low head mode, and compared with the prior art that the arrangement of the side wall rotating pointer on the side wall scale marks is observed, the observation is more convenient;
4. pushing the second sliding rod to make the fourth gear engaged with the first gear, rotating the first rotating wheel, the first rotating wheel driving the first threaded rod to rotate, the fourth bevel gear in interference fit with the first threaded rod driving the third bevel gear engaged with the fourth bevel gear to rotate, the third bevel gear driving the driven shaft in interference fit with the third bevel gear to rotate, the driven shaft driving the second bevel gear to rotate, the second bevel gear driving the first bevel gear in interference fit with the second bevel gear to rotate, the rotating rod in interference fit with the first bevel gear to rotate, the fourth gear driving the first gear engaged with the fourth bevel gear to rotate, driving the rotating shaft to rotate, making the rotating pointer slide in the annular hole to perform coarse adjustment, then pulling the second sliding rod to make the third gear engaged with the second gear, rotating the first rotating wheel to perform fine adjustment, fine adjustment and fine adjustment are performed through fine adjustment, the rotating pointer and the marked line are enabled to be better overlapped, the pointer can be adjusted more accurately, and measured data are enabled to be more accurate.
Drawings
Fig. 1 is a schematic structural view of a torsion angle measuring mechanism of a torque transmission shaft according to the present invention;
FIG. 2 is an enlarged view of the position A of the torsion angle measuring mechanism of the torque transmission shaft according to the present invention;
FIG. 3 is an enlarged view of a portion B of a torsion angle measuring mechanism of a torque transmission shaft according to the present invention;
FIG. 4 is a side view of a left base of a torsion angle measuring mechanism of a torque transmission shaft according to the present invention;
FIG. 5 is a side view of a right base of a torsion angle measuring mechanism of a torque transmission shaft according to the present invention;
fig. 6 is a top view of a measuring device in a torque transmission shaft torsion angle measuring mechanism according to the present invention.
In the figure: 1 left base, 2 right base, 3 first sliding rod, 4 fixed rod, 41 threaded hole, 42 bolt, 5 transmission shaft, 11 left fixed block, 12 left connecting sleeve, 121 rotation shaft, 13 rotation pointer, 14 first gear, 15 second gear, 16 third gear, 17 fourth gear, 18 second sliding rod, 19 rotation shaft, 110 first bevel gear, 111 second bevel gear, 112 driven shaft, 113 third bevel gear, 114 fourth bevel gear, 115 first threaded rod, 116 measuring device, 117 first rotating wheel, 118 sliding groove, 119 transverse pointer, 120 annular hole, 21 right fixed block, 22 right connecting sleeve, 23 second threaded rod, 24 sliding block and 25 second rotating wheel.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-6, a torsion angle measuring mechanism of a torque transmission shaft comprises a left base 1 and a right base 2, and is characterized in that a measuring device 116 is arranged on the left base 1, a fixing device is arranged on the right base 2, a left fixing block 11 is welded on the upper wall of the left base 1, a left connecting sleeve 12 is in clearance fit in the left fixing block 11, a rotating shaft 121 is welded on the left connecting sleeve 12, a first gear 14 is in interference fit with the rotating shaft 121, a second gear 15 is in interference fit with the rotating shaft 121, a third gear 16 is meshed with the first gear 14, a fourth gear 17 is meshed with the second gear 15, a second sliding rod 18 is in interference fit with the third gear 16 and the fourth gear 17 together, a rotating rod 19 is sleeved on the second sliding rod 18 in a sliding manner, one end of the rotating rod 19 far away from the third gear 16 is rotatably connected with the left fixing block 11 through a bearing, a first bevel, the first bevel gear 110 is engaged with a second bevel gear 111, the second bevel gear 111 is in interference fit with a driven shaft 112, the driven shaft 112 and the measuring device 116 are in through rotary connection through a bearing, one end of the driven shaft 112, which is positioned inside the measuring device 116, is in interference fit with a third bevel gear 113, the third bevel gear 113 is engaged with a fourth bevel gear 114, and pushes a second sliding rod 18, so that the fourth gear 17 is engaged with the first gear 14, a first rotating wheel 117 is rotated, the first rotating wheel 117 drives a first threaded rod 115 to rotate, the fourth bevel gear 114 in interference fit with the first threaded rod 115 rotates, the third bevel gear 113 is driven to rotate, the third bevel gear 113 drives a driven shaft 112 in interference fit therewith to rotate, the driven shaft 112 drives the second bevel gear 111 to rotate, the second bevel gear 11 drives the first bevel gear 110 in interference fit therewith to rotate, so that a rotating rod 19 in interference fit with the first bevel gear 110 rotates, the fourth gear 17 in interference fit with the fourth gear is driven to rotate, the fourth gear 17 drives the first gear 14 meshed with the fourth gear to rotate, the rotating shaft 12 is driven to rotate, the rotating pointer 13 slides in the annular hole 120 to perform coarse adjustment, then the second sliding rod 18 is pulled to mesh the third gear 16 with the second gear 15, the first rotating wheel 117 is rotated to perform fine adjustment, the rotating pointer 13 is better overlapped with a marked line through the matching of the fine adjustment and the coarse adjustment, and the rotating angle is more accurately measured;
2 roof welding of right base has right fixed block 21, and right fixed block 21 clearance fit has right adapter sleeve 22, and right fixed block 21 runs through the bearing and rotates and be connected with second threaded rod 23, and second threaded rod 23 both ends are provided with revolves to opposite screw, and the equal threaded connection in second threaded rod 23 both ends has slider 24, makes two sliders 24 press from both sides tight 5 one end of transmission shaft through rotating second runner 25, prevents that it from appearing rotating in the measurement process, influences measuring result.
The welding of left side fixed block 11 has first slide bar 3, the welding of right side fixed block 21 has dead lever 4, first slide bar 3 cup joints with the slip of dead lever 4, a plurality of screw holes 41 have been seted up on the first slide bar 3, 4 threaded connection of dead lever have bolt 42, bolt 42 extends to in the screw hole 41, be provided with the scale mark on the first slide bar 3, length that is located dead lever 4 through adjusting first slide bar 3, cooperation through bolt 42 and screw hole 41, can be according to the accurate distance between two bases of regulation of scale mark, make the device can measure the transmission shaft of any length, the hoisting device practicality greatly.
First threaded rod 115 is located the outside one end of measuring device 116 and bonds and has first runner 117, second threaded rod 23 is located the outside one end of right fixed block 21 and bonds and has second runner 25, first runner 117 is the rubber material and the outer wall sculpture has anti-skidding line with second runner 25, the runner of rubber material is felt more comfortablely, and has indicating effect, the instruction rotates here and can adjust the device that corresponds, the anti-skidding line of outer wall prevents the phenomenon that skids to appear in the operation process.
The left fixing block 11 is provided with an annular hole 120, a rotating pointer 13 penetrates through the annular hole 120 in a sliding connection mode, and the rotating pointer 13 is welded with a rotating shaft 121.
The left connecting sleeve 12 and the right connecting sleeve 22 are connected with the transmission shaft 5 through a spline, and because more teeth and grooves are directly and uniformly formed on the shaft and the hub hole, the spline connection stress is uniform; because the groove is shallow, the stress concentration at the tooth root is small, and the strength weakening of the shaft and the hub is small; the number of teeth is more, and the total contact area is larger, so that larger load can be borne; the alignment of the parts on the shaft and the shaft is good, which is important for high-speed and precise machines; the guiding performance is good, and the guiding performance is important for dynamic connection.
Rubber pads are bonded on the side wall of the side close to the sliding block 24, scale marks are carved on the top wall of the measuring device 116, the rubber pads on the sliding block 24 prevent the sliding block from crushing the connecting sleeve, and the rubber pads have large friction, so that the transmission shaft can be prevented from rotating in the measuring process to influence the measuring result.
The gear of the third gear 16 is larger than the second gear 15, the size of the fourth gear 17 is smaller than that of the first gear 14, and through the matching between the big gear and the small gear, the variation of the rotation angle of the rotating pointer 13 is changed when the first rotating wheel 117 is rotated, so that fine adjustment and coarse adjustment can be completed by rotating the first rotating wheel 117.
In the invention, according to the measured length of the transmission shaft 5, the length of the first sliding rod 3 in the fixed rod 4 is adjusted, the position of the first sliding rod 3 is fixed through the matching of the bolt 42 and the threaded hole 41, the length of the transmission shaft 5 is adjusted to be suitable for measuring, two ends of the transmission shaft 5 are respectively arranged in the left connecting sleeve 121 and the right connecting sleeve 22, the transmission shaft 5 is rotated, the right side of the marked line of the transmission shaft 5 is aligned with the fixed rod 4, the second rotating wheel 25 is rotated, the second threaded rod 23 is rotated, the two sliding blocks 24 move oppositely through the rotation of the second threaded rod 23, the right connecting sleeve 22 is fixed and prevented from rotating, the second sliding rod 18 is pushed, the fourth gear 17 is meshed with the first gear 14, the first rotating wheel 117 is rotated, the first rotating wheel 117 drives the first threaded rod 115 to rotate, the fourth bevel gear 114 which is matched with the first threaded rod 115 rotates in an interference manner, and the third bevel gear, the third bevel gear 113 drives the driven shaft 112 in interference fit with the third bevel gear to rotate, the driven shaft 112 drives the second bevel gear 111 to rotate, the second bevel gear 11 drives the first bevel gear 110 in interference fit with the second bevel gear to rotate, the rotating rod 19 in interference fit with the first bevel gear 110 rotates, the fourth gear 17 in interference fit with the fourth bevel gear rotates, the first gear 14 meshed with the fourth bevel gear is driven by the fourth gear 17 to rotate, the rotating shaft 12 is driven to rotate, the rotating pointer 13 slides in the annular hole 120 to perform coarse adjustment, then the second sliding rod 18 is pulled, the third gear 16 is meshed with the second gear 15, the first rotating wheel 117 is rotated to perform fine adjustment, when the rotating pointer 13 is overlapped with the marked line on the left side of the transmission shaft 5, the indication number of the transverse pointer 119 is observed, recording is performed, and measurement.
Although terms such as the left base 1, the right base 2, the first sliding rod 3, the fixing rod 4, the threaded hole 41, the bolt 42, the transmission shaft 5, the left fixing block 11, the left connecting sleeve 12, the rotating shaft 121, the rotating pointer 13, the first gear 14, the second gear 15, the third gear 16, the fourth gear 17, the second sliding rod 18, the rotating rod 19, the first bevel gear 110, the second bevel gear 111, the driven shaft 112, the third bevel gear 113, the fourth bevel gear 114, the first threaded rod 115, the measuring device 116, the first rotating wheel 117, the sliding groove 118, the lateral pointer 119, the annular hole 120, the right fixing block 21, the right connecting sleeve 22, the second threaded rod 23, the slider 24, and the second rotating wheel 25 are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (8)
1. The utility model provides a moment of torsion transmission shaft torsion angle measuring mechanism, includes left base (1) and right base (2), its characterized in that, be provided with measuring device (116) on left base (1), right base (2) are provided with fixing device, left base (1) upper wall welded has left fixed block (11), clearance fit has left adapter sleeve (12) in left side fixed block (11), left side adapter sleeve (12) welding has axis of rotation (121), axis of rotation (121) interference fit has first gear (14), axis of rotation (121) interference fit has second gear (15), first gear (14) meshing has third gear (16), second gear (15) meshing has fourth gear (17), third gear (16) and fourth gear (17) common interference fit have second slide bar (18), second slide bar (18) slip cup joint has dwang (19), one end, far away from the third gear (16), of the rotating rod (19) is rotatably connected with the left fixing block (11) through a bearing, a first bevel gear (110) is in interference fit with the rotating rod (19), a second bevel gear (111) is meshed with the first bevel gear (110), a driven shaft (112) is in interference fit with the second bevel gear (111), the driven shaft (112) is rotatably connected with the measuring device (116) through a bearing in a penetrating mode, a third bevel gear (113) is in interference fit with one end, located inside the measuring device (116), of the driven shaft (112), and a fourth bevel gear (114) is meshed with the third bevel gear (113);
the fourth bevel gear (114) is in interference fit with a first threaded rod (115), the first threaded rod (115) is connected with the measuring device (116) in a penetrating and rotating mode through a bearing, the first threaded rod (115) is in threaded connection with a transverse pointer (119), a sliding groove (118) is formed in the upper wall of the measuring device (116), and the transverse pointer (119) is in sliding connection with the measuring device (116) through the sliding groove (118).
2. The torque transmission shaft torsion angle measuring mechanism according to claim 1, wherein a right fixing block (21) is welded on the top wall of the right base (2), a right connecting sleeve (22) is in clearance fit with the right fixing block (21), the right fixing block (21) is rotatably connected with a second threaded rod (23) through a bearing in a penetrating manner, threads with opposite rotating directions are arranged at two ends of the second threaded rod (23), and sliding blocks (24) are in threaded connection with two ends of the second threaded rod (23).
3. The torque transmission shaft torsion angle measuring mechanism according to claim 2, wherein a first sliding rod (3) is welded on the left fixing block (11), a fixing rod (4) is welded on the right fixing block (21), the first sliding rod (3) is slidably sleeved with the fixing rod (4), a plurality of threaded holes (41) are formed in the first sliding rod (3), a bolt (42) is connected to the fixing rod (4) in a threaded manner, the bolt (42) extends into the threaded hole (41), and scale marks are arranged on the first sliding rod (3).
4. The torque transmission shaft torsion angle measuring mechanism according to claim 2, wherein a first rotating wheel (117) is bonded to one end of the first threaded rod (115) located outside the measuring device (116), a second rotating wheel (25) is bonded to one end of the second threaded rod (23) located outside the right fixed block (21), the first rotating wheel (117) and the second rotating wheel (25) are made of rubber, and anti-skid lines are engraved on outer walls of the first rotating wheel (117) and the second rotating wheel (25).
5. The torsion angle measuring mechanism of the torque transmission shaft according to claim 1, wherein the left fixing block (11) is provided with an annular hole (120), a rotating pointer (13) is connected in the annular hole (120) in a penetrating and sliding manner, and the rotating pointer (13) is welded with the rotating shaft (121).
6. The torsion angle measuring mechanism of a torque transmission shaft according to claim 2, wherein the left connecting sleeve (12) and the right connecting sleeve (22) are connected with a transmission shaft (5) through splines together.
7. The torsion angle measuring mechanism of the torque transmission shaft according to claim 2, wherein a rubber pad is bonded to the side wall of the slide block (24) on the side near the slide block, and the top wall of the measuring device (116) is engraved with scale marks.
8. A torque transmission shaft torsion angle measuring mechanism according to claim 2, characterized in that the third gear (16) has a larger gear than the second gear (15) and the fourth gear (17) has a smaller size than the first gear (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010315277.9A CN111412824B (en) | 2020-04-21 | 2020-04-21 | Torque transmission shaft torsion angle measuring mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010315277.9A CN111412824B (en) | 2020-04-21 | 2020-04-21 | Torque transmission shaft torsion angle measuring mechanism |
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| CN111412824A true CN111412824A (en) | 2020-07-14 |
| CN111412824B CN111412824B (en) | 2021-09-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210712A (en) * | 2021-05-07 | 2021-08-06 | 刘文海 | Industrial Internet online monitoring and manufacturing technology and use method thereof |
| CN114216856A (en) * | 2021-12-16 | 2022-03-22 | 安徽庆宇光电科技有限公司 | Sample cell for receiving optical signal and device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210712A (en) * | 2021-05-07 | 2021-08-06 | 刘文海 | Industrial Internet online monitoring and manufacturing technology and use method thereof |
| CN114216856A (en) * | 2021-12-16 | 2022-03-22 | 安徽庆宇光电科技有限公司 | Sample cell for receiving optical signal and device thereof |
| CN114216856B (en) * | 2021-12-16 | 2023-06-02 | 安徽庆宇光电科技有限公司 | Sample cell for receiving optical signal and device thereof |
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| CN111412824B (en) | 2021-09-24 |
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