CN211783511U - Automatic calibration equipment for sensor - Google Patents
Automatic calibration equipment for sensor Download PDFInfo
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- CN211783511U CN211783511U CN202020785179.7U CN202020785179U CN211783511U CN 211783511 U CN211783511 U CN 211783511U CN 202020785179 U CN202020785179 U CN 202020785179U CN 211783511 U CN211783511 U CN 211783511U
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Abstract
The utility model discloses a sensor automatic calibration equipment, including the operation panel, be equipped with the positioning fixture who is used for fixed distance sensor position on the operation panel, still be equipped with a plurality of slidable panel on the operation panel, panel is in distance sensor's the test direction goes up the interval and sets up, distance sensor acquire with panel between the distance data, still be equipped with on the operation panel and be used for driving the gliding drive arrangement of panel. The distance sensor only needs to be clamped once on the positioning fixture in the test process, complex disassembly and positioning installation are avoided, the calibration process is simplified, errors caused by human factors are reduced, the calibration system can be started by one key, the operation is simple and convenient, and the detection efficiency of automatic sensor calibration equipment is favorably improved.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field especially relates to a sensor automatic calibration equipment.
Background
In unmanned aerial vehicle's production process, need calibrate the distance sensor who carries on to unmanned aerial vehicle, prevent that unmanned aerial vehicle from appearing the deviation to the judgement of distance and leading to unmanned aerial vehicle and other object collisions, current calibration process generally gets three different distances, arrange the sensor in with the different distances of target object under acquire distance data, compare the data that the sensor obtained with the distance data of establishing in the system and judge whether accurate that the data that the sensor obtained, consequently need the position cubic of moving sensor to difference, carry out cubic location and clamping, it is comparatively loaded down with trivial details and the error of operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided is a sensor automatic calibration device which is simple to operate.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a sensor automatic calibration equipment, includes the operation panel, be equipped with the positioning fixture who is used for fixed distance sensor position on the operation panel, still be equipped with a plurality of slidable panel on the operation panel, panel is in interval setting on distance sensor's the test direction, distance sensor acquire with distance data between the panel, still be equipped with on the operation panel and be used for the drive the gliding drive arrangement of panel.
Further, still include the host computer, the host computer respectively with distance sensor reaches drive arrangement electric connection.
Furthermore, the remote control device further comprises an interface box, the upper computer is connected with the distance sensor through the interface box, and the interface box is arranged on the operating platform.
Furthermore, the driving device comprises a plurality of air cylinders, the air cylinders are arranged in one-to-one correspondence with the plates, and the output ends of the air cylinders are connected with the plates.
Furthermore, the number of the plates is three.
Furthermore, the operating platform is also provided with a guide rail arranged along the sliding direction of the plates, and the plates are arranged on the guide rail.
The beneficial effects of the utility model reside in that: the distance sensor sets up on the positioning fixture of sensor automatic calibration equipment, calibration system control sensor automatic calibration equipment automatically move panel, make distance sensor obtain with the not distance data between the panel of co-located position, data that obtain distance sensor and the predetermined distance in the calibration system contrast can judge whether distance sensor needs the calibration, distance sensor only need clamp once on positioning fixture in the testing process, loaded down with trivial details dismantlement and location installation have been avoided, simplify the calibration flow, the error that the installation caused many times has been reduced, but the calibration system key starts, the operation is simple and convenient, do benefit to the detection efficiency who promotes sensor automatic calibration equipment.
Drawings
Fig. 1 is a front view of an automatic calibration device for a sensor according to a first embodiment of the present invention;
fig. 2 is a side view of an automatic calibration device for a sensor according to a first embodiment of the present invention;
fig. 3 is a top view of an automatic calibration device for a sensor according to a first embodiment of the present invention;
fig. 4 is a schematic flow chart of a sensor calibration method according to a second embodiment of the present invention.
Description of reference numerals:
1. an operation table; 11. a cylinder; 12. a guide rail; 13. a power interface; 14. a tracheal tube interface; 15. a barometer; 2. positioning a clamp; 3. a plate material; 31. a first sheet material; 32. a second sheet material; 33. a third sheet material; 4. a distance sensor; 5. an interface box.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the calibration system controls the automatic calibration equipment of the sensor to automatically move the plates, so that the distance sensor obtains distance data between the plates at different positions.
Referring to fig. 1 to 4, an automatic sensor calibration device includes an operation table 1, a positioning fixture 2 for fixing a position of a distance sensor 4 is disposed on the operation table 1, a plurality of slidable plates 3 are further disposed on the operation table 1, the plates 3 are disposed at intervals in a testing direction of the distance sensor 4, the distance sensor 4 acquires distance data between the plates 3, and a driving device for driving the plates 3 to slide is further disposed on the operation table 1.
The working principle of the utility model is as follows: the distance sensor 4 is arranged on the positioning fixture 2 of the automatic sensor calibration device, the calibration system controls the automatic sensor calibration device to automatically move the plate 3, the distance sensor 4 obtains distance data between the plate 3 at different positions, and the data obtained by the distance sensor 4 is compared with the preset distance in the calibration system to judge whether the distance sensor 4 needs to be calibrated.
From the above description, the beneficial effects of the present invention are: the distance sensor 4 only needs to be clamped once on the positioning fixture 2 in the test process, complex disassembly and positioning installation are avoided, the calibration flow is simplified, errors caused by multiple times of installation are reduced, the calibration system can be started by one key, the operation is simple and convenient, and the detection efficiency of automatic sensor calibration equipment is favorably improved.
Further, still include the host computer, the host computer respectively with distance sensor 4 reaches drive arrangement electric connection.
Further, still include interface box 5, the host computer passes through interface box 5 connects distance sensor 4, interface box 5 sets up on operation panel 1.
According to the above description, the upper computer controls the driving device to work, and receives the data collected by the distance sensor 4 and compares the data with the preset data, so that the automatic operation and data analysis of the calibration program are realized, and the calibration efficiency is greatly improved.
Further, the driving device comprises a plurality of air cylinders 11, wherein the air cylinders 11 are arranged in one-to-one correspondence with the plates 3, and output ends of the air cylinders 11 are connected with the plates 3.
As can be seen from the above description, the plate 3 is driven by the cylinder 11 to slide on the operation table 1, so that the calibration system can control the plate 3 to move to a set position, and automatic testing is realized.
Further, the number of the plates 3 is three.
As can be seen from the above description, three plates 3 are arranged on the operating table 1, so that three groups of different data can be obtained, the influence of accidental factors on the test is reduced, and the test result is more accurate.
Further, the operating table 1 is further provided with a guide rail 12 arranged along the sliding direction of the plate 3, and the plate 3 is arranged on the guide rail 12.
As can be seen from the above description, the guide rail 12 is provided to guide the sheet 3 to slide, and at the same time, the sheet 3 is made to slide easily, so as to avoid the phenomenon of jamming or tilting during the sliding process of the sheet 3 from affecting the operation of the calibration procedure.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: the utility model provides a sensor automatic calibration equipment, includes operation panel 1, the upper surface of operation panel 1 is equipped with positioning fixture 2 that is used for fixed distance sensor 4, distance sensor 4's transmitting terminal orientation the inside of operation panel 1, the inside interval is equipped with a plurality of panels 3 in the vertical direction of operation panel 1, panel 3 is in through drive arrangement slidable setting on the operation panel 1, distance sensor 4 can obtain with distance data between the panel 3.
Further, panel 3 is including first panel 31, second panel 32 and the third panel 33 that from top to bottom sets up at interval in proper order, distance sensor 4 obtain with behind the distance data between the first panel 31, start the drive arrangement drive first panel 31 removes, makes first panel 31 keeps away from distance sensor 4's transmitting terminal, then distance sensor 4 can obtain with distance data between the second panel 32, distance sensor 4 is in only once install on positioning fixture 2, avoided the dismouting location repeatedly, reduced the error that produces in the installation, make calibration operation simpler, do benefit to and improve calibration accuracy.
As shown in fig. 1, the automatic sensor calibration device further comprises an upper computer, wherein a computer can be selected from the upper computer, the upper computer is respectively electrically connected with the distance sensor 4 and the driving device, and the upper computer is used for receiving and processing data obtained by the distance sensor 4, and simultaneously controls the driving device to work and move the plate 3, so that the automatic sensor calibration device automatically runs.
Further, still be equipped with interface box 5 on the operation panel 1, interface box 5 respectively with the host computer with distance sensor 4 electric connection, be equipped with on the interface box 5 and supply respectively the host computer with the interface that distance sensor 4 connects.
Further, a power interface 13 for connecting a power line is arranged on the side surface of the operating table 1.
As shown in fig. 2, a guide rail 12 is disposed on the console 1 along a sliding direction of the plate 3, the plate 3 is disposed on the guide rail 12, the driving devices are disposed on the plate 3, and optionally, the third plate 33 is a bottom plate of the console 1, and at this time, the third plate 33 is fixed on the console, and the guide rail 12 and the driving devices are not disposed on the third plate.
In this embodiment, the driving device is an air cylinder 11, and the console 1 is provided with an air pipe interface 14 connected with the air cylinder 11.
Furthermore, the side of workstation is equipped with and is used for showing barometer 15 of 11 internal gas pressures of cylinder is convenient for audio-visual observation whether cylinder 11 normally works, is convenient for investigate the trouble simultaneously.
Further, the operating table 1 is further provided with a button for manually operating the air cylinder 11, and an operator can select a program according to actual conditions to automatically operate the automatic sensor calibration equipment or manually operate the automatic sensor calibration equipment.
As shown in fig. 3, pulleys are respectively arranged at four corners of the bottom of the operating platform 1, handles are respectively arranged on two opposite side surfaces of the operating platform 1, and the automatic sensor calibration equipment can be conveniently moved to a working place by pulling the handles.
Example two
Referring to fig. 4, a second embodiment of the present invention is a sensor calibration method corresponding to the sensor automatic calibration apparatus of the first embodiment, specifically: a sensor calibration method includes the following steps,
s1, mounting the distance sensor 4 on the positioning clamp 2 of the automatic sensor calibration equipment, and connecting the distance sensor 4 with the interface box 5;
s2, operating the upper computer to start a calibration program, wherein the distance sensor 4 obtains distance data between the first plate 31;
s3, comparing the distance data obtained by the distance sensor 4 with the distance preset by the calibration program, wherein the error between the data obtained by the distance sensor 4 and the distance preset by the calibration program is out of the allowable range, the upper computer pops up a prompt, and the operator marks the distance sensor 4; if the error between the data obtained by the distance sensor 4 and the distance preset by the calibration program is within the allowable range, the next step is continued;
s4, the upper computer controls the air cylinder 11 to drive the first plate 31 to slide, at the moment, the distance sensor 4 obtains the distance data between the first plate and the second plate 32, and the step S3 is repeated;
s5, the upper computer controls the air cylinder 11 to drive the second plate 32 to slide, the distance sensor 4 obtains distance data between the second plate and the third plate 33 at the moment, the distance data obtained by the distance sensor 4 is compared with a distance preset by a calibration program, the error between the data obtained by the distance sensor 4 and the distance preset by the calibration program is out of an allowable range, the upper computer pops up a prompt, and an operator marks the distance sensor 4; if the data obtained by the distance sensor 4 has an error from the distance preset by the calibration program within an allowable range, the distance sensor 4 passes the test.
Further, step S10 is included before step S1, in which the power supply of the automatic sensor calibration device is turned on, and the air tube is connected to the air tube interface 14 of the automatic sensor calibration device. And a power supply interface 13 and an air pipe interface 14 which are arranged on the side surface of the automatic calibration equipment are respectively connected with a power supply line and an air pipe, and after connection, whether the automatic calibration equipment is normally started or not and whether the number indicated by an air pressure meter 15 positioned on the side surface of the operating platform 1 is normal or not are observed to judge whether the automatic calibration equipment can normally work or not.
Further, step S5 is followed by step S6 of calibrating the labeled distance sensor 4. The above-described steps S1 to S5 are repeated after the distance sensor 4 to be marked is calibrated to detect whether the error of the calibrated distance sensor 4 is within the allowable range.
Further, in step S3, when the distance data obtained by the distance sensor 4 and the first plate 31 is compared with the distance preset by the calibration program and the error exceeds the allowable range, the calibration program may be stopped, and then step S6 is performed to improve the detection efficiency. Step S31 is further included after step S3, and the marked distance sensor 4 is removed from the positioning jig 2. After the step S31, the undetected distance sensors 4 may be loaded into the positioning fixture 2 to start the test from the step S1, and after all the distance sensors 4 to be tested are detected, the part of the distance sensors 4 that have failed the test is screened out, and the test is performed after the calibration is performed uniformly to improve the efficiency.
Further, in step S4, when the distance data obtained by the distance sensor 4 and the second plate 32 is compared with the distance preset by the calibration program and the error exceeds the allowable range, the calibration program may be stopped, and then step S6 is performed.
To sum up, the utility model provides a sensor automatic calibration equipment and calibration method easy operation can start the automatic completion of calibration procedure through the host computer one key, and distance sensor only needs the location installation once on sensor automatic calibration equipment's positioning fixture, has avoided loaded down with trivial details repeated installation, has simplified the calibration flow, has reduced the error that produces in the dismouting process simultaneously, has improved the calibration precision, and sensor automatic calibration equipment can carry out automatic operation or manual operation, is applicable to various calibration flows.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. An automatic calibration equipment of sensor, includes the operation panel, its characterized in that: the device comprises an operating platform and is characterized in that a positioning fixture used for fixing the position of a distance sensor is arranged on the operating platform, a plurality of slidable plates are further arranged on the operating platform, the plates are arranged at intervals in the testing direction of the distance sensor, the distance sensor acquires distance data between the plates, and a driving device used for driving the plates to slide is further arranged on the operating platform.
2. The automatic sensor calibration device according to claim 1, wherein: the device further comprises an upper computer, and the upper computer is electrically connected with the distance sensor and the driving device respectively.
3. The automatic sensor calibration device according to claim 2, wherein: still include the interface box, the host computer passes through the interface box is connected distance sensor, the interface box sets up on the operation panel.
4. The automatic sensor calibration device according to claim 1, wherein: the driving device comprises a plurality of air cylinders, the air cylinders are arranged in one-to-one correspondence with the plates, and the output ends of the air cylinders are connected with the plates.
5. The automatic sensor calibration device according to claim 1, wherein: the number of the plates is three.
6. The automatic sensor calibration device according to claim 1, wherein: the operating table is further provided with a guide rail arranged along the sliding direction of the plate, and the plate is arranged on the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020785179.7U CN211783511U (en) | 2020-05-13 | 2020-05-13 | Automatic calibration equipment for sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020785179.7U CN211783511U (en) | 2020-05-13 | 2020-05-13 | Automatic calibration equipment for sensor |
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| Publication Number | Publication Date |
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| CN211783511U true CN211783511U (en) | 2020-10-27 |
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| CN202020785179.7U Active CN211783511U (en) | 2020-05-13 | 2020-05-13 | Automatic calibration equipment for sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457943A (en) * | 2020-05-13 | 2020-07-28 | 深圳市中联讯科技有限公司 | Automatic calibration equipment and calibration method for sensor |
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- 2020-05-13 CN CN202020785179.7U patent/CN211783511U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111457943A (en) * | 2020-05-13 | 2020-07-28 | 深圳市中联讯科技有限公司 | Automatic calibration equipment and calibration method for sensor |
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