CN220171199U - Motor test bench - Google Patents
Motor test bench Download PDFInfo
- Publication number
- CN220171199U CN220171199U CN202320665139.2U CN202320665139U CN220171199U CN 220171199 U CN220171199 U CN 220171199U CN 202320665139 U CN202320665139 U CN 202320665139U CN 220171199 U CN220171199 U CN 220171199U
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- motor
- mounting seat
- torque
- sensor
- thrust
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- 238000012360 testing method Methods 0.000 title claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 9
- 238000005303 weighing Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a motor test bench which comprises a support frame, wherein the support frame is placed on the ground; the motor mounting seat is arranged at the upper end of the support frame, and the power supply machine is fixed with the propeller; the thrust testing mechanism is arranged at the upper end of the supporting frame and is connected with the motor mounting seat; the torque testing mechanism is arranged below the motor mounting seat and is connected with the motor mounting seat. The utility model has the following advantages and effects: simulating a real installation state, and simultaneously measuring torque and thrust generated in the rotation process of the motor by adopting a cantilever weighing sensor and a torque sensor; the universal wheels and the fixed angle seats are assembled, so that the experiment bench can be conveniently transferred from one experiment site to another experiment site; through setting up the motor mount pad that has shock-absorbing function, play buffering and cushioning effect, make data curve can be smooth relatively, record data also can be relative accurate.
Description
Technical Field
The utility model relates to the field of electric aircrafts, in particular to a motor test bench.
Background
In the development process of the compound wing aircraft, proper thrust motors and propellers need to be selected, so that the motors and electric adjustments need to be tested.
However, the conventional motor testing device can only realize single test of thrust or torque each time, so that the testing efficiency is affected and the improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a motor test bench which has the effect of improving the test efficiency.
The technical aim of the utility model is realized by the following technical scheme: a motor test stand, comprising:
the support frame is placed on the ground;
the motor mounting seat is arranged at the upper end of the support frame, and the power supply machine is fixed with the propeller;
the thrust testing mechanism is arranged at the upper end of the supporting frame and is connected with the motor mounting seat;
the torque testing mechanism is arranged below the motor mounting seat and is connected with the motor mounting seat.
The present utility model may be further configured in a preferred example to: the thrust testing mechanism includes:
the thrust bearing seat is arranged behind the motor mounting seat;
the thrust transmission shaft is horizontally arranged on the thrust bearing seat and is connected with the motor mounting seat;
the sensor mounting plate is arranged behind the thrust transmission shaft;
and the weighing sensor is arranged between the thrust transmission shaft and the sensor mounting plate.
The present utility model may be further configured in a preferred example to: the upper end of the supporting frame is rotatably connected with a pulley, a steel wire rope crossing the pulley is arranged on the back side of the sensor mounting plate, and the steel wire rope is used for hanging a correction weight.
The present utility model may be further configured in a preferred example to: the torque testing mechanism comprises:
the torque mounting seat is arranged on the motor mounting seat;
the sensor mounting seat is arranged on the support frame and is positioned below the torque mounting seat;
the torque transmission shaft is vertically arranged between the torque mounting seat and the sensor mounting seat;
and the torque sensor is arranged on the sensor mounting seat.
The present utility model may be further configured in a preferred example to: the motor mounting seat is horizontally provided with a calibration rod, and the end part of the calibration rod is used for hanging a calibration weight.
The present utility model may be further configured in a preferred example to: the motor mount pad includes:
the motor mounting plate is used for fixing a power supply machine;
the motor connecting base is arranged behind the motor mounting plate and is connected with the support frame;
the rubber mounting columns are horizontally arranged around the back side of the motor mounting plate;
the metal mounting columns are horizontally arranged around the front side of the motor connecting base;
the rubber mounting column and the metal mounting column are coaxially arranged.
The present utility model may be further configured in a preferred example to: the lower end face of the support frame is provided with a universal wheel.
The present utility model may be further configured in a preferred example to: the lower extreme lateral wall of support frame is provided with the fixed angle seat of L shape.
In summary, the utility model has the following beneficial effects:
1. simulating a real installation state, and simultaneously measuring torque and thrust generated in the rotation process of the motor by adopting a cantilever weighing sensor and a torque sensor;
2. the universal wheels and the fixed angle seats are assembled, so that the experiment bench can be conveniently transferred from one experiment site to another experiment site;
3. through setting up the motor mount pad that has shock-absorbing function, play buffering and cushioning effect, make data curve can be smooth relatively, record data also can be relative accurate.
Drawings
Fig. 1 is a schematic structural view of an embodiment.
Reference numerals: 1. a support frame; 11. a profile base; 12. a section bar bracket; 13. diagonal bracing; 14. a universal wheel; 15. fixing the angle seat; 2. a motor mounting seat; 21. a motor mounting plate; 22. the motor is connected with the base; 23. a rubber mounting column; 24. a metal mounting post; 3. a thrust testing mechanism; 31. thrust bearing seat; 32. a thrust drive shaft; 33. a sensor mounting plate; 34. a weighing sensor; 35. a pulley; 36. a wire rope; 4. a torque testing mechanism; 41. a torque mounting seat; 42. a sensor mount; 43. a torque transmission shaft; 44. a torque sensor; 45. and (3) calibrating the rod.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a motor test bench includes a support frame 1, a motor mounting seat 2, a thrust testing mechanism 3, and a torque testing mechanism 4.
As shown in fig. 1, the support frame 1 is placed on the ground, the support frame 1 is composed of a profile base 11 which is arranged horizontally and longitudinally and a profile support 12 which is arranged vertically, and a diagonal brace 13 is arranged between the profile base 11 and the profile support 12 so as to increase the structural strength between the profile base and the profile support 12. Wherein, the four end positions of the profile base 11 are all provided with universal wheels 14, which is convenient for the transfer of the experiment bench from one experiment site to another experiment site. The four end positions of the profile base 11 are provided with L-shaped fixed angle seats 15, and the fixed angle seats 15 are used for allowing bolts to pass through so as to realize fixation of the whole test bench after moving.
As shown in fig. 1, the motor mount 2 is disposed at the upper end of the support frame 1, and the power supply unit and the propeller are fixed. The motor mount 2 includes a motor mount plate 21, a motor connection base 22, a rubber mount post 23, and a metal mount post 24. The motor mounting plate 21 is used for the power supply machine to be fixed, and the motor connection base 22 sets up in motor mounting plate 21 rear, and is parallel to each other with motor mounting plate 21 to be connected with support frame 1.
As shown in fig. 1, the rubber mounting column 23 is horizontally disposed around the back side of the motor mounting plate 21, the metal mounting column 24 is horizontally disposed around the front side of the motor connection base 22, and the rubber mounting column 23 and the metal mounting column 24 are coaxially disposed and mutually contradicted to play a role in damping, so that the tested data curve is ensured to be relatively smooth, and the recorded data is relatively accurate.
As shown in fig. 1, the thrust testing mechanism 3 is disposed at the upper end of the supporting frame 1 and is connected to the motor mounting seat 2. The thrust testing mechanism 3 includes a thrust bearing housing 31, a thrust transmission shaft 32, a sensor mounting plate 33, and a load cell 34.
As shown in fig. 1, the thrust bearing base 31 is disposed behind the motor mount 2; the thrust transmission shaft 32 is horizontally disposed on the thrust bearing housing 31 and is connected to the motor mount 2. The sensor mounting plate 33 is disposed behind the thrust transmission shaft 32, and the weighing sensor 34 is disposed between the thrust transmission shaft 32 and the sensor mounting plate 33.
As shown in fig. 1, the upper end of the support frame 1 is rotatably connected with a pulley 35, a wire rope 36 crossing the pulley 35 is arranged on the back side of the sensor mounting plate 33, and the wire rope 36 is used for hanging a calibration weight to calibrate the weighing sensor 34.
As shown in fig. 1, the torque testing mechanism 4 is disposed below the motor mount 2 and is connected to the motor mount 2. The torque testing mechanism 4 includes a torque mount 41, a sensor mount 42, a torque transmission shaft 43, and a torque sensor 44.
As shown in fig. 1, the torque mount 41 is disposed on the motor mount 2, and the sensor mount 42 is disposed on the support frame 1 below the torque mount 41. The torque transmission shaft 43 is vertically disposed between the torque mount 41 and the sensor mount 42, and the torque sensor 44 is disposed on the sensor mount 42 to form a cantilever state.
As shown in fig. 1, a calibration rod 45 is horizontally disposed on the motor mount 2, and an end of the calibration rod 45 is used for suspending a calibration weight to calibrate the torque sensor 44.
When in test, the calibration weight is firstly hung on the steel wire rope 36 and the calibration rod 45 respectively, so that the test and the calibration of the thrust and the torque in the initial state are realized, and the detection precision is ensured. And then controlling the test motor to be electrified to drive the rotor to rotate, so as to generate thrust and torque.
At this time, the thrust is transmitted to the cantilever weighing sensor 34 for measuring the thrust through the motor mounting plate 21, the rubber mounting column 23, the metal mounting column 24, the motor connecting base 22, the thrust transmission shaft 32 and the sensor mounting plate 33, and is reflected to a data curve on a computer, so that the thrust generated when the motor drives the blade to rotate is recorded.
At this time, torque is transmitted to a cantilever beam torque sensor 44 for measuring thrust through a mounting plate, a rubber mounting column 23, a metal mounting column 24, a motor connecting base 22, a torque mounting seat 41, a torque transmission shaft 43 and a sensor mounting seat 42, and is reflected to a data curve on a computer, so that the torque generated when the motor drives the blade to rotate is recorded.
The present utility model is not limited by the specific embodiments, and modifications can be made to the embodiments without creative contribution by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present utility model.
Claims (8)
1. A motor test bench, characterized in that: comprising the following steps:
a supporting frame (1) which is placed on the ground;
the motor mounting seat (2) is arranged at the upper end of the supporting frame (1), and the power supply machine is fixed with the propeller;
the thrust testing mechanism (3) is arranged at the upper end of the supporting frame (1) and is connected with the motor mounting seat (2);
the torque testing mechanism (4) is arranged below the motor mounting seat (2) and is connected with the motor mounting seat (2).
2. A motor test stand as defined in claim 1, wherein: the thrust testing mechanism (3) includes:
a thrust bearing seat (31) arranged behind the motor mounting seat (2);
a thrust transmission shaft (32) horizontally arranged on the thrust bearing seat (31) and connected with the motor mounting seat (2);
a sensor mounting plate (33) provided behind the thrust transmission shaft (32);
and a load cell (34) disposed between the thrust transmission shaft (32) and the sensor mounting plate (33).
3. A motor test stand as defined in claim 2, wherein: the upper end of the supporting frame (1) is rotatably connected with a pulley (35), a steel wire rope (36) crossing the pulley (35) is arranged on the back side of the sensor mounting plate (33), and the steel wire rope (36) is used for hanging a correction weight.
4. A motor test stand as defined in claim 1, wherein: the torque testing mechanism (4) comprises:
a torque mounting seat (41) arranged on the motor mounting seat (2);
the sensor mounting seat (42) is arranged on the support frame (1) and is positioned below the torque mounting seat (41);
a torque transmission shaft (43) vertically arranged between the torque mount (41) and the sensor mount (42);
and a torque sensor (44) provided on the sensor mount (42).
5. A motor test stand as defined in claim 4, wherein: and a calibration rod (45) is horizontally arranged on the motor mounting seat (2), and the end part of the calibration rod (45) is used for hanging a calibration weight.
6. A motor test stand as defined in claim 1, wherein: the motor mount (2) includes:
a motor mounting plate (21) for fixing a motor;
the motor connecting base (22) is arranged behind the motor mounting plate (21) and is connected with the support frame (1);
rubber mounting columns (23) are horizontally arranged around the back side of the motor mounting plate (21);
the metal mounting columns (24) are horizontally arranged around the front side of the motor connecting base (22);
the rubber mounting column (23) and the metal mounting column (24) are coaxially arranged.
7. A motor test stand as defined in claim 1, wherein: the lower end face of the supporting frame (1) is provided with a universal wheel (14).
8. A motor test stand as defined in claim 7, wherein: the side wall of the lower end of the supporting frame (1) is provided with an L-shaped fixed angle seat (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320665139.2U CN220171199U (en) | 2023-03-29 | 2023-03-29 | Motor test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320665139.2U CN220171199U (en) | 2023-03-29 | 2023-03-29 | Motor test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220171199U true CN220171199U (en) | 2023-12-12 |
Family
ID=89057802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320665139.2U Active CN220171199U (en) | 2023-03-29 | 2023-03-29 | Motor test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220171199U (en) |
-
2023
- 2023-03-29 CN CN202320665139.2U patent/CN220171199U/en active Active
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