CN114812904B - Vibration motor exciting force testing device - Google Patents
Vibration motor exciting force testing device Download PDFInfo
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- CN114812904B CN114812904B CN202210574249.8A CN202210574249A CN114812904B CN 114812904 B CN114812904 B CN 114812904B CN 202210574249 A CN202210574249 A CN 202210574249A CN 114812904 B CN114812904 B CN 114812904B
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- hinging seat
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- 238000012360 testing method Methods 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000005284 excitation Effects 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 10
- 230000001133 acceleration Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a vibration excitation force testing device of a vibration motor, which comprises a base, wherein vertical frames are arranged on two sides above the base, and transverse frame connection is arranged between the vertical frames on two sides; a top plate on which a vibration motor is placed; the bottom plate is parallel to the top plate and is fixedly connected with the top plate through a vertical connecting frame; vertical test mechanism and horizontal test mechanism. The invention provides a vibration excitation force testing device of a vibration motor, which does not need to measure acceleration and directly measures the force; the testing device has high stability and safety.
Description
Technical Field
The invention relates to a testing device, in particular to a vibration exciting force testing device of a vibration motor.
Background
In the running process of the new energy vibration motor, as the eccentric blocks are arranged at the two ends of the rotor shaft, vibration can be generated during running, the vibration is mainly in the vertical and horizontal directions perpendicular to the rotating shaft, the vibration force can be adjusted by adjusting the included angle between the adjustable eccentric blocks and the fixed eccentric blocks, and no new energy vibration motor excitation force testing device with simple structure and high testing precision exists in the market at present.
Disclosure of Invention
The invention provides a vibration exciting force testing device of a vibration motor, aiming at the defects existing in the prior art.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
a vibration motor excitation force testing device, comprising:
the base is provided with vertical frames at two sides above the base, and the vertical frames at two sides are connected by a transverse frame;
a top plate on which a vibration motor is placed;
the bottom plate is parallel to the top plate and is fixedly connected with the top plate through a vertical connecting frame;
the vertical testing mechanism is provided with four groups and comprises vertical rods connected to four corners below the top plate, a vertical moment sensor is arranged on each vertical rod, each vertical rod penetrates through the bottom plate to be connected with a first hinging seat, a second hinging seat is arranged on the base, and a vertical spring is arranged between each first hinging seat and each second hinging seat;
the transverse testing mechanism comprises a transverse rod connected to the vertical connecting frame, the transverse rod penetrates through the vertical connecting frame, a transverse moment sensor is arranged on the transverse rod, one end of the transverse rod is connected with a third hinging seat, the other end of the transverse rod is connected with a fourth hinging seat, two sides of the transverse rod are respectively provided with a fifth hinging seat and a sixth hinging seat on the vertical frame, a first transverse spring is arranged between the third hinging seat and the fifth hinging seat, and a second transverse spring is arranged between the fourth hinging seat and the sixth hinging seat.
The invention further discloses the following technology:
preferably, the opposite surfaces of the first hinging seat and the second hinging seat are respectively provided with a convex cylindrical structure, and two ends of the vertical spring are respectively sleeved on the convex cylindrical structures.
Preferably, the first hinging seat and the second hinging seat are cylindrical, four limiting rods are uniformly arranged on the cylindrical side walls, four metal rings are arranged between the first hinging seat and the second hinging seat, and each metal ring is sleeved on the limiting rods which are vertically opposite to the first hinging seat and the second hinging seat.
Preferably, the transverse testing mechanism is provided with two groups.
Preferably, the opposite surfaces of the third hinging seat and the fifth hinging seat are respectively provided with a convex cylindrical structure, and two ends of the first transverse spring are respectively sleeved on the convex cylindrical structures.
Preferably, the opposite surfaces of the fourth hinging seat and the sixth hinging seat are respectively provided with a convex cylindrical structure, and two ends of the second transverse spring are respectively sleeved on the convex cylindrical structures.
The invention has the following technical effects:
in the standard, the vibration exciting force testing device is calculated according to Newton's second law F=ma and needs to be tested for acceleration.
The testing device has high stability and safety;
according to the invention, the longitudinal exciting force is an arithmetic average value of four sensors, so that the sensor error is reduced, the transverse two sensors are an arithmetic average value, the measurement error is reduced, and the precision is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic diagram showing the structure of a vibration motor exciting force testing device;
FIG. 2 is a schematic diagram of a structural axis of a vibration motor excitation force testing apparatus;
FIG. 3 is a schematic diagram of a vertical test mechanism of a vibration motor excitation force test device;
FIG. 4 is a schematic diagram of a transverse testing mechanism of a vibration motor exciting force testing device;
wherein: 1, a base; 2 a vertical frame; 3 a transverse frame; 4, a top plate; 5, a bottom plate; 6, a vertical connecting frame; 7, a vertical rod; 8, a vertical moment sensor; 9, a first hinging seat; 10 a second hinging seat; 11 vertical springs; 12 transverse bars; 13 a transverse moment sensor; 14 a third hinge base; 15 a fourth hinging seat; 16 a fifth hinging seat; 17 a sixth hinging seat; 18 a first transverse spring; a second transverse spring 19; 20 limit rods; 21 metal rings; 22 vibration motor.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, in a first embodiment, a vibration motor excitation force testing apparatus includes:
the base 1, two sides above the base 1 are provided with vertical frames 2, and the vertical frames 2 on the two sides are provided with transverse frames 3 for connection;
a top plate 4, wherein a vibration motor 22 is arranged on the top plate 4;
the bottom plate 5 is parallel to the top plate 4 and is fixedly connected with the top plate 4 through a vertical connecting frame 6;
vertical testing mechanism, vertical testing mechanism is equipped with four groups, vertical testing mechanism is including connecting the vertical pole 7 in roof 4 below four corners, be equipped with vertical moment sensor 8 on the vertical pole 7, vertical pole 7 passes bottom plate 5 and connects first articulated seat 9, be equipped with second articulated seat 10 on the base 1, be equipped with convex cylinder structure on the face that first articulated seat 9 and second articulated seat 10 are relative respectively, the cover is on convex cylinder structure respectively at vertical spring 11 both ends.
The first hinging seat 9 and the second hinging seat 10 are cylindrical, four limiting rods 20 are uniformly arranged on the cylindrical side walls, four metal rings 21 are arranged between the first hinging seat 9 and the second hinging seat 10, and each metal ring 21 is sleeved on the corresponding limiting rod 20 on the first hinging seat 9 and the second hinging seat 10.
It should be noted that, the metal ring 21 is movably sleeved on the limiting rod 20, the metal ring 21 can move up and down, four angles are set, vertical extrusion movement of the first hinging seat 9 and the second hinging seat 10 is guaranteed, meanwhile, in order to cooperate with transverse swinging of the whole testing mechanism, a gap is reserved between the metal ring 21 and the limiting rod 20, and the requirement of the vertical testing mechanism on swinging amplitude is guaranteed to be met at the vertical spring 11.
The transverse testing mechanism is provided with two groups.
The transverse testing mechanism comprises a transverse rod 12 connected to the vertical connecting frame 6, the transverse rod 12 penetrates through the vertical connecting frame 6 and can slide left and right on the vertical connecting frame, a transverse moment sensor 13 is arranged on the transverse rod 12, one end of the transverse rod 12 is connected with a third hinging seat 14, the other end of the transverse rod is connected with a fourth hinging seat 15, a fifth hinging seat 16 and a sixth hinging seat 17 are respectively arranged on the vertical frame 2 on two sides, convex cylindrical structures are respectively arranged on opposite surfaces of the third hinging seat 14 and the fifth hinging seat 16, two ends of a first transverse spring 18 are respectively sleeved on the convex cylindrical structures, convex cylindrical structures are respectively arranged on opposite surfaces of the fourth hinging seat 15 and the sixth hinging seat 17, and two ends of a second transverse spring 19 are respectively sleeved on the convex cylindrical structures.
It should be noted that the hinge bases in the vertical test mechanism and the horizontal test mechanism can rotate, so that the horizontal and the vertical movements are not mutually influenced.
In this embodiment, the vertical test mechanism, the horizontal test mechanism and the horizontal frame 3 do not affect each other, and enough movable space is reserved.
Meanwhile, a control system is arranged on the testing device, a relation between execution and control exists among the transverse moment sensor 13, the vertical moment sensor 8 and the control system, data acquired by the sensors of the transverse moment sensor 13 and the vertical moment sensor 8 are transmitted to the control system through data lines, and the control system analyzes the acquired data.
The top plate 4 and the bottom plate 5 form a moment transmission platform, four transverse springs are transversely arranged, the springs are paired in pairs, and a moment sensor is respectively arranged in the middle of the springs. The four vertical springs 11 are arranged vertically, the four vertical springs 11 are connected with a moment transmission platform, four corners below the moment transmission platform are respectively connected with four vertical moment sensors 8, and then the four vertical moment sensors 8 are connected with a console system.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the present invention, features are not necessarily independently present unless explicitly stated or defined. The foregoing description and description contain the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, which are only preferred embodiments of the present invention, and not intended to limit the present invention as the only options. The invention may be further modified and optimized within the spirit and scope of the invention as defined by the appended claims, along with the full scope of equivalents to which such modifications and optimization are to be entitled.
Claims (6)
1. An excitation force testing device for a vibration motor, comprising:
the base is provided with vertical frames at two sides above the base, and the vertical frames at two sides are connected by a transverse frame;
a top plate on which a vibration motor is placed;
the bottom plate is parallel to the top plate and is fixedly connected with the top plate through a vertical connecting frame;
the vertical testing mechanism is provided with four groups and comprises vertical rods connected to four corners below the top plate, a vertical moment sensor is arranged on each vertical rod, each vertical rod penetrates through the bottom plate to be connected with a first hinging seat, a second hinging seat is arranged on the base, and a vertical spring is arranged between each first hinging seat and each second hinging seat;
the transverse testing mechanism comprises a transverse rod connected to the vertical connecting frame, the transverse rod penetrates through the vertical connecting frame, a transverse moment sensor is arranged on the transverse rod, one end of the transverse rod is connected with a third hinging seat, the other end of the transverse rod is connected with a fourth hinging seat, two sides of the transverse rod are respectively provided with a fifth hinging seat and a sixth hinging seat on the vertical frame, a first transverse spring is arranged between the third hinging seat and the fifth hinging seat, and a second transverse spring is arranged between the fourth hinging seat and the sixth hinging seat.
2. The vibration motor exciting force testing device according to claim 1, wherein the opposite surfaces of the first hinge seat and the second hinge seat are respectively provided with a convex cylindrical structure, and two ends of the vertical spring are respectively sleeved on the convex cylindrical structures.
3. The vibration motor exciting force testing device according to claim 1, wherein the first hinge seat and the second hinge seat are cylindrical, four limiting rods are uniformly arranged on the cylindrical side walls, four metal rings are arranged between the first hinge seat and the second hinge seat, and each metal ring is sleeved on the limiting rods which are vertically opposite to each other of the first hinge seat and the second hinge seat.
4. A vibration motor exciting force testing device according to claim 1, wherein said transverse testing mechanism is provided with two groups.
5. The exciting force testing device of a vibrating motor of claim 4, wherein the opposite surfaces of the third hinge seat and the fifth hinge seat are respectively provided with a convex cylindrical structure, and two ends of the first transverse spring are respectively sleeved on the convex cylindrical structures.
6. The exciting force testing device of a vibrating motor of claim 4, wherein the opposite surfaces of the fourth hinge seat and the sixth hinge seat are respectively provided with a convex cylindrical structure, and two ends of the second transverse spring are respectively sleeved on the convex cylindrical structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210574249.8A CN114812904B (en) | 2022-05-25 | 2022-05-25 | Vibration motor exciting force testing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210574249.8A CN114812904B (en) | 2022-05-25 | 2022-05-25 | Vibration motor exciting force testing device |
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| CN114812904A CN114812904A (en) | 2022-07-29 |
| CN114812904B true CN114812904B (en) | 2024-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117148148B (en) * | 2023-10-27 | 2024-01-26 | 河南豫通电机股份公司 | Automatic test vibration platform for vibration motor |
Citations (9)
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|---|---|---|---|---|
| JPS63260649A (en) * | 1987-04-18 | 1988-10-27 | Taiyo Chuki Kk | Method for exciting vibration table |
| CN1247976A (en) * | 1998-06-25 | 2000-03-22 | 株式会社日立制作所 | Structure testing system and method |
| CN102564685A (en) * | 2011-12-27 | 2012-07-11 | 中国科学院合肥物质科学研究院 | Multi-dimensional force sensor dynamic experiment device based on stable-state sine exciting force |
| KR101344891B1 (en) * | 2013-01-23 | 2013-12-26 | 한국항공우주연구원 | Wind tunnel balance for measuring axial force of long axis type test model |
| CN105527064A (en) * | 2014-10-17 | 2016-04-27 | 韩国机械研究院 | Method for analyzing measured signal in resonance fatigue test and apparatus using the same |
| CN105784234A (en) * | 2016-04-01 | 2016-07-20 | 武汉理工大学 | Impact energy and impact frequency measuring device for electrically-driven pneumatic hammers |
| CN106768570A (en) * | 2017-03-28 | 2017-05-31 | 西南石油大学 | Buried gas pipeline earthquake liquefaction area floating reaction simulation experimental rig and method |
| CN107655603A (en) * | 2017-08-31 | 2018-02-02 | 六禾(厦门)智能科技有限公司 | The intelligent Detection and its application method of a kind of power equipment |
| CN207717274U (en) * | 2018-01-05 | 2018-08-10 | 湖北航鹏化学动力科技有限责任公司 | A kind of exciting force test device |
-
2022
- 2022-05-25 CN CN202210574249.8A patent/CN114812904B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63260649A (en) * | 1987-04-18 | 1988-10-27 | Taiyo Chuki Kk | Method for exciting vibration table |
| CN1247976A (en) * | 1998-06-25 | 2000-03-22 | 株式会社日立制作所 | Structure testing system and method |
| CN102564685A (en) * | 2011-12-27 | 2012-07-11 | 中国科学院合肥物质科学研究院 | Multi-dimensional force sensor dynamic experiment device based on stable-state sine exciting force |
| KR101344891B1 (en) * | 2013-01-23 | 2013-12-26 | 한국항공우주연구원 | Wind tunnel balance for measuring axial force of long axis type test model |
| CN105527064A (en) * | 2014-10-17 | 2016-04-27 | 韩国机械研究院 | Method for analyzing measured signal in resonance fatigue test and apparatus using the same |
| CN105784234A (en) * | 2016-04-01 | 2016-07-20 | 武汉理工大学 | Impact energy and impact frequency measuring device for electrically-driven pneumatic hammers |
| CN106768570A (en) * | 2017-03-28 | 2017-05-31 | 西南石油大学 | Buried gas pipeline earthquake liquefaction area floating reaction simulation experimental rig and method |
| CN107655603A (en) * | 2017-08-31 | 2018-02-02 | 六禾(厦门)智能科技有限公司 | The intelligent Detection and its application method of a kind of power equipment |
| CN207717274U (en) * | 2018-01-05 | 2018-08-10 | 湖北航鹏化学动力科技有限责任公司 | A kind of exciting force test device |
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