CN116699398A - Novel high-efficient toggle test platform - Google Patents
Novel high-efficient toggle test platform Download PDFInfo
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- CN116699398A CN116699398A CN202310618534.XA CN202310618534A CN116699398A CN 116699398 A CN116699398 A CN 116699398A CN 202310618534 A CN202310618534 A CN 202310618534A CN 116699398 A CN116699398 A CN 116699398A
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- 238000012360 testing method Methods 0.000 title claims abstract description 58
- 230000033001 locomotion Effects 0.000 claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 229920006351 engineering plastic Polymers 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000011056 performance test Methods 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 238000005070 sampling Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The invention discloses a novel efficient toggle test platform, which comprises a driving assembly, a load assembly and high-speed data acquisition equipment, wherein: the driving assembly comprises a stepping motor, a motor control board and an electric box, wherein the stepping motor, the stepping motor driving board and the motor control board are arranged in the electric box; after receiving the software command signal, the motor control board carries out corresponding operation on the stepping motor to realize the start and stop and the forward and backward rotation of the motor; the load assembly comprises a conductive slip ring, a fixing frame, a test board and weights. By adopting the stepping motor, the high-precision instant start-stop and forward-reverse uniform motion can be realized, the speed regulation range is wider, the position precision and the motion repeatability are better, the device can be used for a long time, and larger errors are not easy to occur; the power line is replaced by the multipath conductive slip rings, so that the test board can be ensured to be free from arranging the line body after rotating at multiple angles for a long time, and the test interruption caused by the winding of the power line is avoided, and the test efficiency is influenced.
Description
Technical Field
The invention relates to the field of motor testing, in particular to a novel efficient toggle testing platform.
Background
The existing similar test platform has the following defects:
1. the DC brush motor is selected, so that compared with the stepping motor, the DC brush motor has the advantages of higher price, complex structure and inconvenient use and maintenance. The sliding contact of the brush and the commutator causes spark of mechanical abrasion, so that the direct current motor has more faults, low reliability, short service life and large maintenance workload. The start, stop, forward and reverse rotation of the motor are difficult to accurately control, so that test data are unstable and reliable;
2. the power line on the module test board is prevented from twisting or even breaking in the rotating process, and a longer power line is selected, so that the flying wire is serious and the appearance is influenced;
3. in the module performance data testing process, various numerical values are manually recorded and compared, the operation is complex, the efficiency is low, a change curve cannot be visually displayed, and data recording errors are easily caused by manual misoperation, so that the test items lack of reality and effectiveness.
Disclosure of Invention
Aiming at the existing similar clamps, on the premise of meeting the basic requirements of test conditions, the following problems need to be solved:
1. the high-precision motor is used for driving, so that the load can finish operations such as uniform speed, forward and reverse rotation, instant start and stop and the like in a stable environment, the service life is long, the damage is not easy, and the high-noise reliability is low;
2. the power line is hidden, so that the influence of flying lines on the appearance is avoided, and the electrical performance is met;
3. the software can control the rotating speed, forward and reverse rotation and instant start and stop of the motor, and archives test data packets of modules in the equipment and generates a test data curve, so that a test result is clear and visible;
4. the software can set data sampling points;
5. the software can quickly grasp the module performance data, and the grasped data is synchronous with the product state;
6. the software rapidly analyzes the data, and feeds back the test result in a mode of angle/power curve and optical port position graphics, so that the workload of engineering personnel for data processing and analysis is greatly reduced, and the efficiency of the toggle test is greatly improved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a novel high-efficient toggle test platform, includes drive assembly, load assembly, high-speed data acquisition equipment, wherein:
the driving assembly comprises a stepping motor, a motor control board and an electric box, wherein the stepping motor, the stepping motor driving board and the motor control board are arranged in the electric box; after receiving the software command signal, the motor control board carries out corresponding operation on the stepping motor to realize the start and stop and the forward and backward rotation of the motor;
the load assembly comprises a conductive slip ring, a fixed frame, a test board and weights, wherein the conductive slip ring is respectively connected with a main shaft of a stepping motor and a rotating shaft of the fixed frame, so that the load assembly can perform uniform and positive and negative movement at a specific rotating speed, and performance test of a module to be tested is completed; the fixing frame is provided with a module to be tested, and the module to be tested is connected with weights;
the high-speed data acquisition device is connected with a motor control board, and the motor control board is integrated with the mcu.
The stepper motor adopts a two-phase hybrid stepper motor assembly.
The motor driving plate adopts a miniature stepping motor driver integrated driving module plate; the motor can be arranged on the back of the stepping motor; the interface is isolated by adopting an original inlet ultra-high speed optical coupler; an overheat automatic turn-off output protection function is provided; preparing steel-aluminum composite radiating fins; aluminum electrolytic capacitor and tantalum capacitor are adopted.
The fixing frame adopts engineering plastic acrylic, and insulation can be achieved on the premise of ensuring light materials. The weight adopts two unification external members, and weight accords with the test standard, and quick detachable changes.
When the data acquisition action is executed, mcu can generate two groups of pulse signals with certain frequency at the same time, one pulse signal controls the stepping motor to rotate, and the other pulse signal controls the high-speed optical power meter to acquire data; the stepping motor rotates by a fixed angle when receiving a pulse signal; the high-speed optical power collector can collect data once every time a pulse is received; meanwhile, the mcu on the motor control board can generate other control signals to control the starting and stopping of the stepping motor and the positive and negative rotation.
The invention has the technical effects and advantages that:
1. by adopting the stepping motor, the high-precision instant start-stop and forward-reverse uniform motion can be realized, the speed regulation range is wider, the position precision and the motion repeatability are better, the device can be used for a long time, and larger errors are not easy to occur;
2. the power line is replaced by the multi-path conductive slip ring, so that the test board can be ensured to be free from finishing the line body after rotating for a long time at multiple angles, and the test interruption caused by the winding of the power line and the influence on the test efficiency are avoided;
3. the software can directly control the rotating speed, start and stop and forward and reverse rotation of the motor, and grasp test data in the whole test stage of the module and generate a change curve, so that the operation is simple and the data is reliable;
4. the platform adopts high-speed test equipment to sample data, so that the test efficiency can be effectively improved;
5. the platform drives the test equipment to sample data through the trigger signal, so that the accuracy of test data can be effectively improved under various test conditions;
6. the software can set the sampling angle through an interface or a configuration file according to the requirement;
7. the software can perform data analysis according to the needs to accurately locate the problems, save the time of engineering personnel data processing and improve the working efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a hardware block diagram of a test platform.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only 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.
Detailed description of the preferred embodiments
The utility model provides a novel high-efficient toggle test platform, includes drive assembly, load assembly, high-speed data acquisition equipment, wherein:
the driving assembly comprises a stepping motor, a motor control board and an electric box, wherein the stepping motor, the stepping motor driving board and the motor control board are arranged in the electric box; after receiving the software command signal, the motor control board carries out corresponding operation on the stepping motor to realize the start and stop and the forward and backward rotation of the motor;
the load assembly comprises a conductive slip ring, a fixed frame, a test board and weights, wherein the conductive slip ring is respectively connected with a main shaft of a stepping motor and a rotating shaft of the fixed frame, so that the load assembly can perform uniform and positive and negative movement at a specific rotating speed, and performance test of a module to be tested is completed; the fixing frame is provided with a module to be tested, and the module to be tested is connected with weights;
the high-speed data acquisition device is connected with a motor control board, and the motor control board is integrated with the mcu.
Toggle: swing, and anti-non-axial torsion swing. The test platform has the function that the female head is fixed, and after the male head is inserted into the female head, 360-degree swinging is performed circularly to simulate an actual application scene, so that the performance change is tested.
Second embodiment
Overview of the functional roles of the structural Components
1. Driving component (stepping motor, motor control board, electric box 1)
The electric box contains a stepping motor, a stepping motor driving plate and related control components. The circuit control board receives the software command signal and then carries out corresponding operation on the stepping motor to realize the start and stop and the forward and backward rotation of the motor;
2. load assembly (conductive slip ring 2, fixing frame 3, test board 4, module to be tested 5, weight 6)
The conductive slip ring is connected with the main shaft of the stepping motor and the rotating shaft of the fixing frame, so that the load assembly can perform uniform-speed and forward-reverse movement at a specific rotating speed, and performance test of the module to be tested is completed; the fixing frame adopts engineering plastic acrylic, so that insulation can be realized on the premise of ensuring light materials. The weight adopts a two-in-one sleeve, the weight accords with the test standard, and the weight is easy to detach and replace;
3. external functional component
The high-speed data acquisition equipment is connected with a control circuit board, and the control circuit board is integrated with the mcu. When the data acquisition action is executed, the mcu can generate two groups of pulse signals with certain frequency at the same time, one pulse signal controls the stepping motor to rotate, and the other pulse signal controls the high-speed optical power meter to acquire data. The stepping motor rotates by a fixed angle each time a pulse signal is received. The high-speed optical power collector can collect data once every time a pulse is received. Meanwhile, the mcu on the control board can generate other control signals to control the starting and stopping of the stepping motor and the positive and negative rotation. The high-speed data acquisition equipment processes the acquired signals and transmits the processed signals to the computer.
Example III
The type and function of each standard component are selected:
1. the two-phase hybrid stepping motor assembly is adopted as power output and is based on an advanced magnetic circuit design scheme in the industry. The rotation angle of the stepping motor is proportional to the pulse number, the precision of each step is 3% -5%, and errors of one step cannot be accumulated to the next step, so that the stepping motor has good position precision and motion repeatability, and has excellent starting, stopping and reversing corresponding functions. Because no electric brush exists, the reliability is higher, and the service life of the motor is dependent on the service life of the bearing and is durable. The corresponding of the motor is determined by digital input pulse, so that open loop control can be adopted, the motor is simple in structure and low in cost; the motor drives the load optical module test board under the control of the motor drive board, and the operations of start-stop, forward and reverse rotation and the like under the specified rotation speed are realized.
2. A miniature stepping motor driver is adopted to integrally drive the module board. Can be arranged on the back of the motor, reduces the occupied space and has neat appearance. The interface adopts the ultra-high speed optical coupler isolation of the original inlet, has high performance, small volume and strong high-frequency interference resistance. The system has the function of automatically turning off the output protection due to overheat, and supports the functions of off-line, enabling, locking and the like. The steel-aluminum composite radiating fin is provided, and the pressure resistance and the high-efficiency heat conduction performance of aluminum are utilized, so that the structure size is small, and the steel-aluminum composite radiating fin is not easy to corrode and abrade. The heat conduction silicone grease is smeared on the contact surface, so that the heat dissipation effect is strong. High-quality and high-capacity aluminum electrolytic capacitors and imported tantalum capacitors are adopted, so that the aluminum electrolytic capacitor has high temperature resistance, long service life and low impedance;
3. the self-made motion control board is adopted, can be precisely integrated with the motor, and is safe and durable and long in service life. The motion control board adopts a PWM control technology to adjust the stepping motor, has high response speed and stable precision, and can output control signals with various frequencies as required by matching with software. The motor can be controlled to start, stop, move direction, move speed and other functions;
4. and a self-made motion control board is adopted to provide an external trigger signal for the test equipment. The external trigger signal generating device of the test equipment is integrated with the motion control board, has high performance, small volume and strong anti-interference capability, and the signal generating time sequence is synchronous with the motion control signal of the stepping motor and can be matched with software to set the data sampling frequency according to the requirement;
5. the compact via hole 2-way conductive slip ring is adopted to be tightly matched with a motor shaft. The 360-degree continuous rotation can be realized, and the uninterrupted power supply and signal can be ensured. All materials and fabrics at the positions of the sliding contacts are precise bearings formed by insulating materials, so that electric leakage can be avoided, dangerous occurrence can be prevented, and potential safety hazards can be avoided;
6. a high-quality power adapter is selected to supply power to the stepping motor drive control board. The ABS shell is firm, wear-resistant and high-temperature-resistant, and the frosted surface is pressure-resistant and drop-resistant. The galvanized copper male port is not easy to oxidize, and the service life is prolonged. The anti-interference electromagnetic ring can absorb EMI, magnetic ring and electrostatic pulse, so that the electronic equipment can reach the corresponding standards of electromagnetic compatibility and electrostatic discharge. The wire core is made of oxygen-free copper, so that the resistance is low and the conduction is quick;
7. and selecting a high-quality ABS engineering plastic electric box and customizing an opening. Good electrical insulation resistance, high fire resistance, flame retardance, strong impact resistance and convenient installation and disassembly. The stepping motor and related electric control components are all arranged in the electric box, so that potential safety hazards such as personnel operation electric shock and circuit short circuit are avoided. The surface is beautiful and bright, and the product is durable;
8. the advanced software system is adopted, the high-efficiency algorithm is adopted to analyze and process the sampled data in real time, the open software configuration function meets the requirements of different test requirements, and the practicability and the expandability of the device are greatly improved.
Example IV
Description of test flow
After the platform is started, the software issues a command to the motion control board according to the setting to perform initialization setting. When the platform is connected to the product to start testing, the software issues a command to the motion control board to enable a control signal of the driving motor and a trigger signal of the driving testing equipment to be generated and monitor the working state of the control board. The control board receives the command to generate two signals to drive the motor to start rotating and the test equipment to start data sampling, and the test equipment temporarily stores sampling information in the internal storage unit.
When the software monitors that the test is finished, a stop command is issued to the control board, the control board stops outputting a motor driving signal and a trigger signal of the test equipment, the motor stops rotating, and the test equipment stops sampling. The software reads the sampled data from the test equipment and saves the sampled data to the file, and simultaneously generates a graphical output to the interface.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a novel high-efficient toggle test platform, includes drive assembly, load assembly, high-speed data acquisition equipment, wherein:
the driving assembly comprises a stepping motor, a motor control board and an electric box, wherein the stepping motor, the stepping motor driving board and the motor control board are arranged in the electric box; after receiving the software command signal, the motor control board carries out corresponding operation on the stepping motor to realize the start and stop and the forward and backward rotation of the motor;
the load assembly comprises a conductive slip ring, a fixed frame, a test board and weights, wherein the conductive slip ring is respectively connected with a main shaft of a stepping motor and a rotating shaft of the fixed frame, so that the load assembly can perform uniform and positive and negative movement at a specific rotating speed, and performance test of a module to be tested is completed; the fixing frame is provided with a module to be tested, and the module to be tested is connected with weights;
the high-speed data acquisition device is connected with a motor control board, and the motor control board is integrated with the mcu.
2. The novel efficient toggle test platform according to claim 1, wherein: the stepper motor adopts a two-phase hybrid stepper motor assembly.
3. The novel efficient toggle test platform according to claim 1, wherein: the motor driving plate adopts a miniature stepping motor driver integrated driving module plate; the motor can be arranged on the back of the stepping motor; the interface is isolated by adopting an original inlet ultra-high speed optical coupler; an overheat automatic turn-off output protection function is provided; preparing steel-aluminum composite radiating fins; aluminum electrolytic capacitor and tantalum capacitor are adopted.
4. The novel efficient toggle test platform according to claim 1, wherein: the fixing frame adopts engineering plastic acrylic, and insulation can be achieved on the premise of ensuring light materials.
5. The novel efficient toggle test platform according to claim 1, wherein: when the data acquisition action is executed, mcu can generate two groups of pulse signals with certain frequency at the same time, one pulse signal controls the stepping motor to rotate, and the other pulse signal controls the high-speed optical power meter to acquire data; the stepping motor rotates by a fixed angle when receiving a pulse signal; the high-speed optical power collector can collect data once every time a pulse is received; meanwhile, the mcu on the motor control board can generate other control signals to control the starting and stopping of the stepping motor and the positive and negative rotation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310618534.XA CN116699398A (en) | 2023-05-29 | 2023-05-29 | Novel high-efficient toggle test platform |
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| CN202310618534.XA CN116699398A (en) | 2023-05-29 | 2023-05-29 | Novel high-efficient toggle test platform |
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|---|---|---|---|---|
| US20080059087A1 (en) * | 2006-07-31 | 2008-03-06 | Caterpillar Inc. | Apparatus and method for identifying electrical faults |
| CN201248042Y (en) * | 2008-05-26 | 2009-05-27 | 群邦电子(苏州)有限公司 | Apparatus for measuring optical fiber transceiver oscillating movement |
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