CN217846196U - Quick calibration switching device based on phased array ultrasonic instrument - Google Patents
Quick calibration switching device based on phased array ultrasonic instrument Download PDFInfo
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- CN217846196U CN217846196U CN202221661888.XU CN202221661888U CN217846196U CN 217846196 U CN217846196 U CN 217846196U CN 202221661888 U CN202221661888 U CN 202221661888U CN 217846196 U CN217846196 U CN 217846196U
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Abstract
The utility model relates to a quick calibration switching device based on phased array ultrasonic instrument, including microprocessor and the power module who is connected with microprocessor, button module, charactron display module, pilot lamp module and signal switching module, signal switching module is connected with phased array equipment and load cell, the responsible unit connection has oscilloscope, microprocessor acquires button module's mode information, microprocessor is connected to load cell according to certain passageway of mode information control signal switching module selectivity switch-on phased array equipment with it, acquire the electrical parameter and the demonstration of the channel signal of phased array equipment gated on load cell through oscilloscope. Compared with the prior art, the utility model has the advantages that the probe is not required to be operated by a calibrator to be manually connected with each transmitting end of the phased array equipment or the receiving end of the probe one by one for test calibration, thereby improving the calibration efficiency of the phased array equipment; the instruction is received and sent through the serial port, and automatic calibration is carried out by matching with an automatic program.
Description
Technical Field
The utility model belongs to the technical field of ultrasonic instrument examination calibration technique and specifically relates to a quick calibration switching device based on phased array ultrasonic instrument is related to.
Background
In industrial production, large parts are key parts of advanced manufacturing equipment, and are widely applied to the fields of aerospace, ships, metallurgy, electric power, machinery, national defense war industry and the like at present, and the quality of the large parts directly influences the safety and reliability of equipment operation. More and more rapid and efficient large-part multi-channel automatic ultrasonic measurement and control systems are developed and are more and more applied to actual production. According to incomplete statistics, the automatic ultrasonic multi-channel detection system which is only installed on a production line of a large-scale metallurgical enterprise in China currently exceeds more than one hundred sets. The products passing through the automatic ultrasonic detection system are high-added-value high-end products, and the products are mainly delivered to high-end manufacturing industry, aviation, aerospace and weapon equipment users of national-key development. Customers in these areas place extremely high demands on the performance of automated inspection equipment of manufacturing facilities, particularly severe demands on the periodic calibration and certification of the equipment, while the calibration period of an ultrasonic flaw detector according to relevant regulations generally does not exceed one year.
Phased array supersound instrument is because the passageway is in large quantities, often need to spend very long calibration time to calibrate, simultaneously because the passageway is many still takes place often that operating personnel can't remember that last passageway has operated or that next passageway has operated, consequently needs a phased array supersound fast calibration switching device can carry out semi-automatization calibration and cooperate automatic calibrating device to carry out efficiency promotion promptly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quick calibration switching device based on phased array ultrasonic instrument in order to overcome the defect that the very long calibration time of needs cost of above-mentioned prior art existence calibrates, registration efficiency is lower and easy confusion.
The purpose of the utility model can be realized through the following technical scheme:
a rapid calibration switching device based on a phased array ultrasonic instrument comprises a microprocessor, and a power module, a key module, a nixie tube display module, an indicator light module and a signal switching module which are connected with the microprocessor, wherein the signal switching module is connected with phased array equipment and a load unit, the responsible unit is connected with an oscilloscope, the microprocessor acquires mode information of the key module, the microprocessor controls the signal switching module to selectively switch on a certain channel of the phased array equipment according to the mode information to connect the phased array equipment to the load unit, and electrical parameters of the gated channel signals of the phased array equipment on the load unit are acquired through the oscilloscope and displayed.
The calibration mode corresponding to the mode information of the key module comprises a manual mode and an automatic mode.
Further, the indicator light module includes an automatic mode LED light and a manual mode LED light.
The mode information of the key module comprises the total number of channels and the interval time of automatic channel switching.
Further, the total number of the channels and the interval time for automatic channel switching are set or are set through a serial port, and state information is sent or an operation instruction is received through the serial port.
Further, the number of total number of channels includes 8, 16, 32, 64, 128, or 256.
Further, the interval time of the automatic channel switching ranges from 1 to 999 seconds.
The power supply module comprises a power supply management module, a lithium battery module and a power supply conversion module, wherein the lithium battery module and the power supply conversion module are respectively connected with the power supply management module, and the power supply management module is connected with the microprocessor.
The key types set in the key module include a start/pause key, a last key, a next key, an automatic/manual key and an end/channel key.
The nixie tube display module comprises a first state nixie tube and a second state nixie tube, wherein the first state nixie tube and the second state nixie tube are both 4-bit display nixie tubes.
After the start/pause key is pressed to enter the automatic calibration key and then enter the automatic channel switching state, when the start/pause key is pressed again to enter the pause state, the previous or next channel is manually gated through the previous key and the next key, and meanwhile, the first state nixie tube updates and displays the currently gated channel value.
In the manual mode, pressing the "end/channel" button enters the selection of the number of channels, the first status nixie tube displays the character "CHAN", the rotation between 8, 16, 32, 64, 128 and 256 is selected by the "previous" button and the "next" button, and the character is displayed on the second status nixie tube.
In the automatic mode, the first digit of the first state nixie tube displays character 'A', the last three displayed contents are the number of the gated channels, and the second state nixie tube displays contents 'RUN-'; the second status nixie tube displays "PAUS" in the pause status.
The automatic/manual key is triggered for 2 seconds, then automatic interval time setting is carried out, the fourth bit of the nixie tube in the first state displays a second character S, second setting is carried out through the last key and the next key, and the nixie tube in the second state displays the total number of the selected channels.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses an automatic mode can realize fast the measurement to every phased array supersound passageway electrical parameter, and does not need the manual work to go interconnecting link one by one, can select different passageway numbers simultaneously according to the difference of the total passageway number of phased array supersound to and set up the different operating speeds of passageway switching time under the automatic mode with the different operating personnel of better adaptation, effectively improved the registration efficiency of large-scale part.
2. The utility model discloses a serial ports receive the instruction and send the passageway state, can cooperate other automatic calibration systems to carry out the gating of passageway, realize automatic supersound instrument calibration, improve the accuracy of supersound instrument calibration.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the key module of the present invention;
fig. 3 is a schematic diagram of the calibration process of the present invention;
FIG. 4 is a schematic flow chart of the channel and interval time setting of the present invention;
fig. 5 is a schematic diagram of the nixie tube display module displaying in different states according to the embodiment of the present invention.
Reference numerals:
1-a microprocessor; 2-a key module; 3-a power supply module; 4-a nixie tube display module; 5-an indicator light module; 6-a signal switching module; 7-phased array devices; 8-a load cell; 9-oscilloscope.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Examples
As shown in fig. 1, a fast calibration switching device based on a phased array ultrasonic instrument includes a microprocessor 1, a power module 3 connected with the microprocessor 1, a key module 2, a nixie tube display module 4, an indicator light module 5 and a signal switching module 6, the signal switching module 6 is connected with a phased array device 7 and a load unit 8, the responsible unit 8 is connected with an oscilloscope 9, the microprocessor 1 obtains mode information of the key module 2, the microprocessor 1 controls the signal switching module 6 to selectively connect a certain channel of the phased array device 7 to connect the certain channel to the load unit 8 according to the mode information, and the oscilloscope 9 obtains and displays electrical parameters of a channel signal gated by the phased array device 7 on the load unit 8.
In this embodiment, the microprocessor 1 selects a general 8-bit single chip microcomputer, and expands the number of IO to 256 through serial-to-parallel chips, the transmitting voltage of the phased array ultrasound is generally a pulse voltage of 30-100V, considering that the device is damaged due to too small withstand voltage, and attention needs to be paid to impedance matching between a phased array adapter and a gating relay or a gating switch, so as to avoid that inappropriate impedance will affect the accuracy of the test, and a signal relay or an electronic switch is adopted for signal on and off of the signal switching module 6.
In this embodiment, the load unit 8 includes an ultrasonic pulse transmitter or receiver.
The calibration mode corresponding to the mode information of the key module 2 includes a manual mode and an automatic mode.
The indicator light module 5 includes an automatic mode LED light and a manual mode LED light.
In this embodiment, the automatic mode LED lamp is a red LED lamp, and the manual mode LED lamp is a blue LED lamp, and is directly driven through the IO port of the microprocessor.
The mode information of the key module 2 includes the total number of channels and the interval time of automatic channel switching.
The total number of channels and the interval time for automatic channel switching are set or are set through a serial port, and state information is sent or an operation instruction is received through the serial port.
The microprocessor 1 displays the current system state on the nixie tube display module 4. When the state changes every time, the information of the current state is sent to the serial port, and in the embodiment, the baud rate of the serial port is 9600.
The number of total number of channels includes 8, 16, 32, 64, 128, or 256.
The interval time for automatic channel switching ranges from 1 to 999 seconds.
The power module 3 includes a power management module, and a lithium battery module and a power conversion module respectively connected to the power management module, and the power management module is connected to the microprocessor 1, in this embodiment, the power conversion module is specifically an AC220V power conversion module.
As shown in fig. 2, the types of keys set in the key module 2 include a "start/pause" key, a "previous" key, a "next" key, an "automatic/manual" key, and an "end/channel" key.
The nixie tube display module 4 comprises a first state nixie tube and a second state nixie tube, and the first state nixie tube and the second state nixie tube are both 4-bit display nixie tubes.
After the start/pause key is pressed to enter the automatic calibration key and then enter the automatic channel switching state, when the start/pause key is pressed again to enter the pause state, the previous or next channel is manually gated through the previous key and the next key, and meanwhile, the current gated channel value is updated and displayed by the first-state nixie tube.
In the manual mode, pressing the "end/channel" button enters the channel number selection, the first status nixie tube displays the character "CHAN", and the rotation between 8, 16, 32, 64, 128 and 256 is selected by the "previous" button and the "next" button, and is displayed on the second status nixie tube.
In the automatic mode, the first digit of the first state nixie tube displays character 'A', the last three displayed contents are the number of the gated channels, and the second state nixie tube displays contents 'RUN-'; the second status nixie tube displays the content of PAUS in the pause status.
The automatic/manual key is triggered for 2 seconds, then automatic interval time setting is carried out, the fourth bit of the first state nixie tube displays a second character S, second setting is carried out through the previous key and the next key, and the second state nixie tube displays the total number of the selected channels.
In specific implementation, as shown in fig. 3, the default number of channels and the interval time are loaded after the start, the default number of channels is set to 32 channels, the 32 channels are relatively large in the number of instrument channels, and the initial default interval time is 20 seconds. Pressing the 'auto/manual' button selects the manual mode or the automatic mode, and lights different LED lamps according to the selected different calibration modes, and the indication LEDs of the manual mode and the automatic mode cannot be simultaneously lighted. After the automatic mode is selected, a start/pause key is pressed to enter an automatic channel switching mode, timing is started, the first character of the first state nixie tube displays 'A', the last three positions display the currently connected channel position, for example, the first state nixie tube displays 'A.003', and the second state nixie tube displays 'RUN-'.
And when the time reaches the interval time, disconnecting the current channel, connecting the next channel, ending automatic channel switching until the last channel is communicated and the interval time is reached, and displaying the END by a second-state nixie tube after the automatic operation is finished. When the 'previous' key and the 'next' key are pressed down, the second state nixie tube displays 'PAUS', the channel can be switched by the 'previous' key and the 'next' key after the 'start/pause' key is pressed down, the channel switched from the manual mode to the next channel is continuously connected in the automatic mode after the 'start/pause' key is pressed down again, and the second state nixie tube displays 'RUN-'.
In the operation process, after the 'END/channel' key is pressed down, even if the current channel is not automatically completed, the whole process is ended, the communication state is switched to the initial mode, the nixie tube in the first state displays the result of '-000', the nixie tube in the second state displays the result of '-END', and the indication LED displays the manual mode. In the manual mode, the previous channel or the next channel is switched through the previous key and the next key, the internal counter judges whether the current channel is the last channel or not, if so, the manual calibration is finished, and the END is displayed on the second state nixie tube.
As shown in fig. 4, pressing the "end/channel" button to set the number of channels, the nixie tube in the first state displays "CHAN", and the nixie tube in the second state displays the number of channels, as shown in fig. 5, the nixie tube in the second state displays "-032". The channel number is set by cycling between 8, 16, 32, 64, 128 and 256 via the "previous" and "next" buttons and displayed on the second kiosk status nixie tube, pressing the "end/channel" button again saves the total number of channels selected and returns.
In this embodiment, the "automatic/manual" button is pressed for 2 seconds to set the entering interval time, the display content of the nixie tube display module 4 is as shown in fig. 5, the nixie tube in the first state displays the interval time "020.s", the nixie tube in the second state displays the total number of selected channels "-032", the interval time is added and subtracted by the "previous" button and the "next" button, the "automatic/manual" button is pressed again to store the set seconds, and the interval time setting is exited.
In addition, it should be noted that the specific embodiments described in the present specification may have different names, and the above contents described in the present specification are only examples of the structure of the present invention. All equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Those skilled in the art can make various modifications or additions to the specific embodiments described or adopt similar methods without departing from the scope of the invention as defined in the claims.
Claims (10)
1. The rapid calibration switching device based on the phased array ultrasonic instrument is characterized by comprising a microprocessor (1), a power module (3), a key module (2), a nixie tube display module (4), an indicator lamp module (5) and a signal switching module (6) which are connected with the microprocessor (1), wherein the signal switching module (6) is connected with phased array equipment (7) and a load unit (8), the load unit (8) is connected with an oscilloscope (9), the microprocessor (1) acquires mode information of the key module (2), the microprocessor (1) controls a certain channel of the phased array equipment (7) to be selectively connected to the load unit (8) according to the mode information, and the oscilloscope (9) acquires and displays electrical parameters of a channel signal gated by the phased array equipment (7) on the load unit (8).
2. The phased array ultrasonic instrument-based rapid calibration adaptor device according to claim 1, wherein the calibration modes corresponding to the mode information of the key module (2) comprise a manual mode and an automatic mode.
3. The phased array ultrasound instrument based fast calibration switching device according to claim 2, wherein the indicator light module (5) comprises an automatic mode LED light and a manual mode LED light.
4. The phased array ultrasound instrument based fast calibration adaptor device according to claim 1, wherein the mode information of the key module (2) comprises the total number of channels and the interval time of automatic channel switching.
5. The phased array ultrasonic instrument based rapid calibration adaptor device according to claim 4, wherein the total number of channels and the interval time of automatic channel switching or serial port are set.
6. The phased array ultrasound instrument based fast calibration adaptor of claim 4 wherein the total number of channels comprises 8, 16, 32, 64, 128 or 256.
7. The phased array ultrasound instrument-based fast calibration adaptor device according to claim 4, wherein the interval time of the automatic channel switching is in the range of 1-999 seconds.
8. The phased array ultrasonic instrument-based rapid calibration switching device according to claim 1, wherein the power supply module (3) comprises a power supply management module and a lithium battery module and a power supply conversion module which are respectively connected with the power supply management module, and the power supply management module is connected with the microprocessor (1).
9. The phased array ultrasound instrument-based fast calibration switching device according to claim 1, wherein the types of keys set in the key module (2) include a "start/pause" key, a "last" key, a "next" key, an "automatic/manual" key, and an "end/channel" key.
10. The phased array ultrasonic instrument-based fast calibration switching device according to claim 1, wherein the nixie tube display module (4) comprises a first state nixie tube and a second state nixie tube.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221661888.XU CN217846196U (en) | 2022-06-29 | 2022-06-29 | Quick calibration switching device based on phased array ultrasonic instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221661888.XU CN217846196U (en) | 2022-06-29 | 2022-06-29 | Quick calibration switching device based on phased array ultrasonic instrument |
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| CN217846196U true CN217846196U (en) | 2022-11-18 |
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| CN202221661888.XU Active CN217846196U (en) | 2022-06-29 | 2022-06-29 | Quick calibration switching device based on phased array ultrasonic instrument |
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Address after: 200437 No. 99, Handan Road, Shanghai, Hongkou District Patentee after: Shanghai Material Research Institute Co.,Ltd. Address before: 200437 No. 99, Handan Road, Shanghai, Hongkou District Patentee before: SHANGHAI Research Institute OF MATERIALS |