CN115097362A - Long stator driving force testing device and method - Google Patents
Long stator driving force testing device and method Download PDFInfo
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- CN115097362A CN115097362A CN202210726978.0A CN202210726978A CN115097362A CN 115097362 A CN115097362 A CN 115097362A CN 202210726978 A CN202210726978 A CN 202210726978A CN 115097362 A CN115097362 A CN 115097362A
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- 238000012360 testing method Methods 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title description 6
- 238000010998 test method Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1253—Measuring galvano-magnetic properties
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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
- G01L5/0028—Force sensors associated with force applying means
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- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Linear Motors (AREA)
Abstract
The invention belongs to the technical field of long stator testing, and particularly relates to a long stator driving force testing device and a long stator driving force testing method.
Description
Technical Field
The invention belongs to the technical field of long stator testing, and particularly relates to a long stator driving force testing device and method.
Background
The maximum running speed of the conventional high-speed maglev train reaches 503km/h, and the ultra-high speed running requires that a maglev train suspension electromagnet has higher bearing capacity, so that the method is of great importance for detecting the electromagnetic performance of the suspension electromagnet and the long stator in the aspects of research, design, production, test and the like.
Wherein, the driving force of the electromagnet and the long stator is an important index for detecting the electromagnetic performance, the existing device for testing the driving force of the long stator is generally to fix the electromagnet and the long stator to be tested on a test bench relatively, and test the driving force through a detection sensor, after the test is finished, the long stator to be tested is disassembled, and then the next long stator to be tested is installed, the test mode is suitable for the sampling test of the long stator, the processes of dismounting and mounting the long stator to be tested and positioning the long stator with the electromagnet are time-consuming and labor-consuming, the testing efficiency is low, the long stator is generally produced in batch, and the performance of the long stator has a great influence on the safety of the speed of the suspension train, therefore, the best way is to perform electromagnetic performance test on each long stator to be used, and therefore, a long stator driving force testing device with high efficiency and high testing speed is needed urgently.
Disclosure of Invention
The invention aims to provide a long stator driving force testing device and a long stator driving force testing method which are low in positioning accuracy requirement and high in testing efficiency.
The invention provides a long stator driving force testing device which comprises a working platform, a long stator fixing table, an electromagnet and a driving force testing assembly, wherein a testing station is arranged on the working platform, the electromagnet is arranged on the testing station, the driving force testing assembly comprises a moving assembly I and a testing sensor, the long stator fixing table is movably arranged on the working platform, and when the long stator fixing table moves to the testing station, the moving assembly I drives the testing sensor to move to one side, facing the driving moving direction, of the long stator fixing table.
Furthermore, two ends of the driving force testing assembly in the length direction of the long stator on the long stator fixing table are respectively provided with one group.
Furthermore, be provided with the mounting groove on the work platform, remove subassembly I and set up in the mounting groove, when long stator fixed station removed to test station, remove I drive test sensor of subassembly and remove to long stator fixed station from the mounting groove.
Furthermore, an L-shaped mounting plate is arranged between the moving assembly I and the test sensor, one side of the L-shaped mounting plate is connected with the output end of the moving assembly I, and the test sensor is installed on one side.
Further, the moving assembly I is arranged on one side of the moving path of the long stator fixing table.
Furthermore, the moving assembly I is an electric cylinder, an air cylinder or a hydraulic cylinder.
Furthermore, the long stator fixing table is a moving trolley, or the long stator fixing table is movably arranged on the working platform through a guide rail sliding block.
The long stator driving force testing device further comprises a support arranged on the working platform, a linear sliding mechanism is arranged on the support along the length direction of the long stator on the long stator fixing platform, and the electromagnet is arranged at the output end of the linear sliding mechanism.
Furthermore, a linear moving mechanism II which is arranged towards the long stator fixing table is arranged between the output end of the linear sliding mechanism and the electromagnet.
The invention also provides a long stator driving force testing method, which uses the long stator driving force testing device and comprises the following steps:
s1, the long stator fixing table drives the long stator to move to a testing station;
s2, the moving assembly I drives the test sensor to move to one side of the long stator fixing table;
and S3, energizing the coil on the long stator, enabling the long stator and the coil to interact with the electromagnet, enabling the long stator fixing table to generate acting force on the test sensor, and enabling the test sensor to detect the driving force.
The invention has the advantages that when the driving force test is carried out, the long stator fixing table moves to the test station according to the set moving path, the moving component I drives the test sensor to abut against one end of the long stator fixing table, at the moment, the long stator fixing table can continuously move towards the test sensor, therefore, after a coil on the long stator is electrified, the long stator and the coil interact with an electromagnet, the long stator generates a trend of moving towards one side of the test sensor, the long stator fixing table is driven to generate acting force on the test sensor, the acting force can be fed back as the driving force between the electromagnet and the long stator, when the electromagnet is used as a standard electromagnet, the driving force test can be rapidly carried out on a plurality of groups of long stators, the electromagnetic characteristics of the long stators and the coil are tested, after the driving force test is finished, the moving component I only needs to drive the test sensor to reset to leave the moving path of the long stator fixing table, the long stator fixing table can be used for carrying the long stator to be tested to move to the next detection station or the next blanking station, so that the driving force test can be completed quickly only by ensuring the accuracy of the moving path of the long stator fixing table.
Drawings
FIG. 1 is a schematic structural diagram of a state to be tested according to the present invention.
FIG. 2 is a schematic diagram of the test state of the present invention.
Fig. 3 is a schematic view of the hidden bracket shown in fig. 2.
In the figure, 1 — the work platform; 11-mounting grooves; 2-long stator fixing table; 3-an electromagnet; 4-long stator; 5-a driving force test assembly; 51-moving component I; 52-test sensors; a 53-L shaped mounting plate; 10-a scaffold; 101-linear sliding mechanism; 102-linear moving mechanism II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "connected", "fixed", and the like are to be understood broadly, for example, "fixed" may be fixedly connected, may be detachably connected, or may be integrated; the connection can be mechanical connection, electrical connection, physical connection or wireless communication connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-3, the invention provides a long stator driving force testing device, which comprises a working platform 1, a long stator fixing table 2, an electromagnet 3 and a driving force testing assembly 5, wherein a testing station is arranged on the working platform 1, the electromagnet 3 is arranged on the testing station, the driving force testing assembly 5 comprises a moving assembly I51 and a testing sensor 52, the long stator fixing table 2 is movably arranged on the working platform 1, and when the long stator fixing table 2 moves to the testing station, the moving assembly I51 drives the testing sensor 52 to move to one side of the long stator fixing table 2 facing to the driving moving direction.
When the driving force test is carried out, the long stator fixing table 2 moves to a test station according to a set moving path, the moving assembly I51 drives the test sensor 52 to abut against one end of the long stator fixing table 2, at the moment, the long stator fixing table 2 can continuously move towards the test sensor 52, therefore, after a coil on the long stator 4 is electrified, the long stator 4 and the coil interact with the electromagnet 3, the long stator 4 generates a trend of moving towards one side of the test sensor 52, the long stator fixing table 2 is driven to generate acting force on the test sensor 52, the acting force can be fed back as the driving force between the electromagnet 3 and the long stator 4, when the standard electromagnet 3 used by the electromagnet 3, the driving force test can be rapidly carried out on a plurality of groups of long stators 4, the electromagnetic characteristics of the long stators 4 and the coil are tested, and after the driving force test is finished, only need move the removal route that subassembly I51 drive test sensor 52 resets and leave long stator fixed station 2, long stator fixed station 2 can take the long stator 4 that awaits measuring to remove to next detection station or unloading station to this only needs to guarantee that long stator fixed station 2's removal route is accurate can accomplish fast and drive the power test, whole testing process ten minutes convenient and fast, and efficiency of software testing is high, and the positioning accuracy requires lowly and the test result is accurate.
The driving force testing component 5 is respectively provided with a set of along the two ends of the length direction of the long stator 4 on the long stator fixing table 2, after the long stator fixing table 2 moves to a testing station, the two sets of driving force testing components 5 respectively abut against the two ends of the long stator fixing table 2, so that the movement of the long stator fixing table 2 is limited, the driving force testing in the forward direction and the backward direction can be carried out by changing the current direction of a coil on the long stator 4, more testing data are obtained, and the testing precision is improved.
In one embodiment, be provided with mounting groove 11 on work platform 1, remove subassembly I51 and set up in mounting groove 11, when long stator fixed station 2 moves to the test station, remove subassembly I51 drive test sensor 52 and remove to long stator fixed station 2 from mounting groove 11, the preferred mounting groove 11 of this embodiment sets up in work platform 1's mesa bottom, does not influence the normal removal of long stator fixed station 2, can reduce work platform 1's area simultaneously.
Remove and be provided with L type mounting panel 53 between subassembly I51 and the test sensor 52, one side and the I51 output of removal subassembly of L type mounting panel 53 are connected, and a side-mounting test sensor 52 through setting up L type mounting panel 53, can improve test sensor 52's stress intensity, improves testing arrangement's structure reliability.
In another embodiment, the moving component i 51 is disposed on one side of the moving path of the long stator fixing table 2, the moving component i 51 and the test sensor 52 are disposed on the side, and the test sensor 52 is abutted with the long stator fixing table 2 by extending the side.
The moving assembly I51 is an electric cylinder, an air cylinder or a hydraulic cylinder, and the test sensor 52 is driven to be matched with the long stator fixing table 2 through linear movement, so that the positioning difficulty can be reduced, and the strength for limiting the movement of the long stator fixing table 2 is improved.
The long stator fixing table 2 is a moving trolley, or the long stator fixing table 2 is movably arranged on the working platform 1 through a guide rail slider, so that the long stator 4 is driven to move conveniently, wherein when the long stator fixing table 2 moves to a test station, wheels of the moving trolley can roll freely, the guide rail slider cannot be locked, the long stator fixing table 2 can move freely, and acting force is generated on the test sensor 52 through driving force.
The long stator driving force testing device further comprises a support 10 arranged on the working platform 1, a linear sliding mechanism 101 is arranged on the support 10 along the length direction of the long stator 4 on the long stator fixing platform 2, the linear sliding mechanism 101 preferably adopts a guide rail sliding block mode, the sliding block is the output end of the linear sliding mechanism 101, and the electromagnet 3 is arranged at the output end of the linear sliding mechanism 101. in the embodiment, the electromagnet 3 is hung on the support 10 through the linear sliding mechanism 101 in a sliding mode, so that the electromagnet 3 corresponds to the long stator 4 up and down and can move along the driving direction, after a coil on the long stator 4 is electrified, one part of driving force can drive the electromagnet 3 to move through the linear sliding mechanism 101, and the other part of force drives the long stator fixing platform 2 to generate acting force on the testing sensor 52, the electromagnet 3 and the long stator 4 can move relatively, so that the use environment of a suspension train can be simulated, the dynamic driving force test is realized, in addition, a locking structure can be arranged on the linear sliding mechanism 101, the rapid switching between the static test and the dynamic test is realized, and the dynamic or static driving force test is selected to be newly carried out according to the requirement.
Still be provided with the straight line moving mechanism II 102 towards the setting of long stator fixed station 2 between the output of straight line slide mechanism 101 and the electro-magnet 3, in this embodiment, can adjust the clearance of electro-magnet 3 and long stator 4 through straight line moving mechanism II 102, when the test between the long stator 4 of different models, can ensure that the clearance of test is unanimous, guarantee the test accuracy, can also test long stator 4 at the drive power in different clearances, simulate different operating modes, acquire more test data.
The invention also provides a long stator driving force testing method, which uses a long stator driving force testing device and comprises the following steps:
s1, the long stator fixing table 2 drives the long stator 4 to move to a testing station, and in the scheme, a coil is wound on the long stator 4;
s2, the moving assembly I51 drives the test sensor 52 to move to one side of the long stator fixing table 2;
s3, the coil on the long stator 4 is electrified, the long stator 4 and the coil interact with the electromagnet 3, the long stator fixing table 2 generates acting force on the test sensor 52, and the test sensor 52 detects the acting force and feeds back the acting force as driving force.
When the moving assembly I51 and the test sensor 52 are respectively arranged in one group at two sides of the long stator fixing table 2, the driving force tests in the advancing and retreating directions of the electromagnet 3 and the long stator 4 are realized by changing the current direction of the coil on the long stator 4.
Details not described in this specification are within the skill of the art that are well known to those skilled in the art.
Claims (10)
1. The utility model provides a long stator drives power testing arrangement, characterized by, includes work platform (1), long stator fixed station (2), electro-magnet (3) and drives power test component (5), be provided with the test station on work platform (1), electro-magnet (3) set up on the test station, drive power test component (5) including moving subassembly I (51) and test sensor (52), long stator fixed station (2) remove to set up on work platform (1), when long stator fixed station (2) remove to the test station, move subassembly I (51) drive test sensor (52) and remove to one side of long stator fixed station (2) towards drive moving direction.
2. The long stator driving force testing apparatus according to claim 1, wherein the driving force testing units (5) are provided in a set at each of both ends of the long stator (4) in the length direction on the long stator fixing table (2).
3. The long stator driving force testing device according to claim 1, wherein the working platform (1) is provided with a mounting groove (11), the moving member i (51) is arranged in the mounting groove (11), and when the long stator fixing table (2) moves to the testing station, the moving member i (51) drives the testing sensor (52) to move from the mounting groove (11) to the long stator fixing table (2).
4. The long stator driving force testing device according to claim 3, wherein an L-shaped mounting plate (53) is arranged between the moving assembly I (51) and the test sensor (52), one side of the L-shaped mounting plate (53) is connected with the output end of the moving assembly I (51), and the test sensor (52) is arranged on one side.
5. The long stator driving force test apparatus according to claim 1, wherein the moving member i (51) is provided on the moving path side of the long stator fixing table (2).
6. The long stator driving force test apparatus according to claim 1, wherein the moving member i (51) is an electric cylinder, an air cylinder or a hydraulic cylinder.
7. The long stator driving force testing device according to any one of claims 1 to 6, wherein the long stator fixing table (2) is a moving trolley, or the long stator fixing table (2) is movably arranged on the working platform (1) through a guide rail slider.
8. The long stator driving force testing device according to any one of claims 1 to 6, further comprising a support (10) arranged on the working platform (1), wherein a linear sliding mechanism (101) is arranged on the support (10) along the length direction of the long stator (4) on the long stator fixing table (2), and the electromagnet (3) is arranged at the output end of the linear sliding mechanism (101).
9. The long stator driving force testing apparatus according to claim 8, wherein a linear moving mechanism ii (102) provided toward the long stator fixing stage (2) is further provided between the output end of the linear sliding mechanism (101) and the electromagnet (3).
10. A long stator driving force test method using the long stator driving force test apparatus according to any one of claims 1 to 9, comprising the steps of:
s1, the long stator fixing table (2) drives the long stator (4) to move to a testing station;
s2, the moving assembly I (51) drives the test sensor (52) to move to one side of the long stator fixing table (2);
s3, the coil on the long stator (4) is electrified, the long stator (4) and the coil interact with the electromagnet (3), the long stator fixing table (2) generates acting force on the test sensor (52), and the test sensor (52) detects the driving force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210726978.0A CN115097362B (en) | 2022-06-24 | 2022-06-24 | Device and method for testing driving force of long stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210726978.0A CN115097362B (en) | 2022-06-24 | 2022-06-24 | Device and method for testing driving force of long stator |
Publications (2)
| Publication Number | Publication Date |
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| CN115097362A true CN115097362A (en) | 2022-09-23 |
| CN115097362B CN115097362B (en) | 2024-04-16 |
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| CN202210726978.0A Active CN115097362B (en) | 2022-06-24 | 2022-06-24 | Device and method for testing driving force of long stator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1460865A (en) * | 2003-06-12 | 2003-12-10 | 国家磁浮交通工程技术研究中心 | Long-stator linear machine electromagnetic performance off-line testing device |
| CN108983009A (en) * | 2018-09-10 | 2018-12-11 | 中车青岛四方机车车辆股份有限公司 | A kind of levitating electromagnet static properties test platform and testing stand |
| CN109188325A (en) * | 2018-10-10 | 2019-01-11 | 康德瑞恩电磁科技（中国）有限公司 | High precision electro magnet test device and its method |
| CN109725221A (en) * | 2019-01-14 | 2019-05-07 | 中车青岛四方机车车辆股份有限公司 | A kind of magnetic floats test macro and electromagnet test method |
| CN110244243A (en) * | 2019-06-17 | 2019-09-17 | 西南交通大学 | A kind of rotary permanent-magnet electrodynamics suspension, driving integrated testing device |
-
2022
- 2022-06-24 CN CN202210726978.0A patent/CN115097362B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1460865A (en) * | 2003-06-12 | 2003-12-10 | 国家磁浮交通工程技术研究中心 | Long-stator linear machine electromagnetic performance off-line testing device |
| CN108983009A (en) * | 2018-09-10 | 2018-12-11 | 中车青岛四方机车车辆股份有限公司 | A kind of levitating electromagnet static properties test platform and testing stand |
| CN109188325A (en) * | 2018-10-10 | 2019-01-11 | 康德瑞恩电磁科技（中国）有限公司 | High precision electro magnet test device and its method |
| CN109725221A (en) * | 2019-01-14 | 2019-05-07 | 中车青岛四方机车车辆股份有限公司 | A kind of magnetic floats test macro and electromagnet test method |
| US20210348984A1 (en) * | 2019-01-14 | 2021-11-11 | Crrc Qingdao Sifang Co., Ltd. | Magnetic levitation test system and electromagnet test method |
| CN110244243A (en) * | 2019-06-17 | 2019-09-17 | 西南交通大学 | A kind of rotary permanent-magnet electrodynamics suspension, driving integrated testing device |
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