CN220820217U - Millimeter wave radar test fixture and device - Google Patents
Millimeter wave radar test fixture and device Download PDFInfo
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- CN220820217U CN220820217U CN202322439152.9U CN202322439152U CN220820217U CN 220820217 U CN220820217 U CN 220820217U CN 202322439152 U CN202322439152 U CN 202322439152U CN 220820217 U CN220820217 U CN 220820217U
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- millimeter wave
- wave radar
- spring metal
- test fixture
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 239000002184 metal Substances 0.000 claims abstract description 42
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000006073 displacement reaction Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 5
- 239000011358 absorbing material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of radar testing devices and discloses a millimeter wave radar testing jig and a millimeter wave radar testing device, wherein the millimeter wave radar testing jig comprises a jig base, a module placement table, a pressing assembly and a switch box, a plurality of spring metal pins are arranged on the jig base, a plurality of module placement ports are arranged on the module placement table, the module placement ports are used for placing single radar modules, the spring metal pins are in one-to-one correspondence with the module placement ports and are positioned below the module placement ports, the pressing assembly presses the module placement table so that pins of radar modules placed in the module placement ports are electrically connected with one ends of the corresponding spring metal pins, and the other ends of the spring metal pins are electrically connected with the switch box through wires; the millimeter wave radar test fixture and the millimeter wave radar test device provided by the utility model solve the problems that the prior art needs to frequently pull a drawer, the operation is more troublesome, the test efficiency is low, and the requirement of mass production test cannot be met.
Description
Technical Field
The utility model relates to the technical field of radar testing devices, in particular to a millimeter wave radar testing jig and device.
Background
Along with the development of science and technology, 24G millimeter wave radar is used more and more widely in daily life, and current radar testing arrangement installs the tool that is used for placing radar module in the drawer, because the tool can only place one radar module once, consequently, when needing to change the radar module on the tool, needs frequent pull drawer, and the operation is comparatively troublesome, and test efficiency is low. As the requirements for mass production testing of radar modules are increasing, it is therefore imperative to improve the testing efficiency of radar modules.
Disclosure of utility model
The utility model aims to provide a millimeter wave radar test fixture and a millimeter wave radar test device, which are used for solving at least one of the problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a millimeter wave radar test fixture, includes tool base, module place the platform, exert pressure subassembly and switch box, be equipped with a plurality of spring metal needles on the tool base, the bench is placed to the module is equipped with a plurality of modules and places the mouth, the mouth is placed to the module is used for placing single radar module, spring metal needle and module place mouthful one-to-one and spring metal needle are located the below that the mouth was placed to the module, the module of exerting pressure is placed the platform for the module and is exerted pressure and make the pin of placing the radar module in the mouth place the module and the one end electricity of corresponding spring metal needle be connected, the other end of spring metal needle is connected with the switch box electricity through the wire.
According to the technical scheme, as the module placing table is provided with the plurality of module placing openings, the module placing table can be used for placing the plurality of radar modules at one time, and as the jig base is provided with the plurality of spring metal needles, the spring metal needles are in one-to-one correspondence with the module placing openings and are positioned below the module placing openings, the arrangement of the spring metal needles is convenient for realizing the connection of the plurality of radar modules with the switch box respectively; the pressurizing assembly is used for pressurizing the module placing table, so that pins of the radar module placed in the module placing port are electrically connected with one end of the corresponding spring metal needle, and the pressurizing assembly is arranged, so that the rapid connection of a plurality of radar modules and a plurality of spring metal needles can be realized at one time, the operation is more convenient, and the working efficiency is improved; because the other end of the spring metal needle is electrically connected with the switch box through the lead, the connection between the radar module and the computer is conveniently realized through the switch box, and the processing of test signals is conveniently realized.
In conclusion, the technical scheme can be used for placing a plurality of radar modules at one time, so that the time for replacing the modules is saved, the working intensity of workers is reduced, and the testing efficiency is remarkably improved.
Further, the number of the switches of the switch box is consistent with the number of the module placing ports. The switching of the plurality of radar modules is performed through the corresponding switches of the switch boxes.
Further, in order to provide a specific design of the number of the module placement ports, sixteen module placement ports for placing single radar modules are arranged on the module placement table, and the switch box comprises sixteen switches.
Further, in order to realize compact arrangement of the module placement ports, sixteen module placement ports are arranged in a 4*4 horizontal row and a 4*4 vertical row.
Further, for better realization to place the exerting pressure of platform to the module, the subassembly that exerts pressure includes apron and pressure knot, the apron is used for compressing tightly the module and places the platform to make the pin of radar module and the one end electricity of corresponding spring metal needle be connected, the pressure knot is used for fixed apron's the state of compressing tightly.
Further, in order to provide a simple structure and can guarantee the concrete design of effect of exerting pressure, the one end and the tool base of apron rotate to be connected, the other end of apron is pressed tightly by pressing the knot, press knot detachable to install on the tool base.
The utility model also provides a millimeter wave radar testing device, which comprises a shielding box, a corner reflector, a displacement assembly and the millimeter wave radar testing jig, wherein the shielding box is positioned above the displacement assembly, the corner reflector is arranged at the top in the shielding box, the millimeter wave radar testing jig is arranged on the displacement assembly, and the switch box is connected with a computer through a serial port line.
Further, the moving route of the displacement assembly comprises a replacement station and a working station, and when the displacement assembly is located at the working station, the millimeter wave radar test fixture is opposite to the corner reflector, so that energy emitted from the front of the radar module is reflected back to be received by the radar module.
Further, in order to guarantee the shielding effect, the accuracy of test is promoted, the shielding case includes shielding case shell and sets up the wave absorbing material in shielding case shell.
Further, in order to guarantee the shielding effect, the accuracy of test is improved, and the corner reflector is arranged at the middle position of the inner top of the shielding box.
The beneficial effects of the utility model are as follows: according to the technical scheme, as the module placing table is provided with the plurality of module placing openings, the module placing table can be used for placing the plurality of radar modules at one time, and as the jig base is provided with the plurality of spring metal needles, the spring metal needles are in one-to-one correspondence with the module placing openings and are positioned below the module placing openings, the arrangement of the spring metal needles is convenient for realizing the connection of the plurality of radar modules with the switch box respectively; the pressurizing assembly is used for pressurizing the module placing table, so that pins of the radar module placed in the module placing port are electrically connected with one end of the corresponding spring metal needle, and the pressurizing assembly is arranged, so that the rapid connection of a plurality of radar modules and a plurality of spring metal needles can be realized at one time, the operation is more convenient, and the working efficiency is improved; because the other end of the spring metal needle is electrically connected with the switch box through the lead, the connection between the radar module and the computer is conveniently realized through the switch box, and the processing of test signals is conveniently realized.
In conclusion, the technical scheme can be used for placing a plurality of radar modules at one time, so that the time for replacing the modules is saved, the working intensity of workers is reduced, and the testing efficiency is remarkably improved.
Drawings
FIG. 1 is a schematic top view of a fixture according to the present utility model;
FIG. 2 is a schematic side view of the fixture of the present utility model;
FIG. 3 is a schematic diagram of a test state according to the present utility model;
FIG. 4 is a schematic diagram of the connection between the radar module and the switch according to the present utility model;
Fig. 5 is a schematic structural diagram of a millimeter wave radar test device according to the present utility model.
In the figure: a jig base 1; a module placement table 2; spring metal needle 3; a module placement port 4; a switch 5; a cover plate 6; a press button 7; a shielding box 8; a corner reflector 9; a displacement assembly 10; a millimeter wave radar test jig 11; a support plate 12; a hinge 13; a radar module 14.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.
Example 1:
As shown in fig. 1-5, the embodiment provides a millimeter wave radar test fixture, which comprises a fixture base 1, a module placing table 2, a pressing component and a switch box, wherein a plurality of spring metal pins 3 are arranged on the fixture base 1, a plurality of module placing ports 4 are arranged on the module placing table 2, the module placing ports 4 are used for placing single radar modules 14, the spring metal pins 3 are in one-to-one correspondence with the module placing ports 4 and the spring metal pins 3 are located below the module placing ports 4, the pressing component presses the module placing table 2 so that pins of the radar modules 14 placed in the module placing ports 4 are electrically connected with one ends of the corresponding spring metal pins 3, and the other ends of the spring metal pins 3 are electrically connected with the switch box through wires.
According to the technical scheme, as the module placing table 2 is provided with the plurality of module placing ports 4, the module placing table 2 can be provided with the plurality of radar modules 14 at one time, and as the jig base 1 is provided with the plurality of spring metal needles 3, the spring metal needles 3 are in one-to-one correspondence with the module placing ports 4 and the spring metal needles 3 are positioned below the module placing ports 4, the arrangement of the spring metal needles 3 facilitates the connection of the plurality of radar modules 14 with the switch box respectively; the pressurizing assembly is used for pressurizing the module placing table 2 so that the pins of the radar modules 14 placed in the module placing port 4 are electrically connected with one end of the corresponding spring metal needle 3, and the pressurizing assembly is arranged, so that the rapid connection of a plurality of radar modules 14 and a plurality of spring metal needles 3 can be realized at one time, the operation is more convenient, and the working efficiency is improved; the other end of the spring metal needle 3 is electrically connected with the switch box through a wire, and the connection between the radar module 14 and the computer is conveniently realized through the switch box, so that the test signal is conveniently processed.
In conclusion, the technical scheme can place a plurality of radar modules 14 at a time, save the time of changing the modules, lighten the working strength of workers and obviously improve the testing efficiency.
Example 2:
This example was optimized based on example 1 above.
The number of the switches 5 of the switch box is consistent with the number of the module placing ports 4. The switching of the plurality of radar modules 14 is performed by the switch 5 corresponding to the switch box.
Example 3:
This example was optimized based on example 1 above.
To provide a specific design of the number of module placement ports 4, sixteen module placement ports 4 for placement of individual radar modules 14 are provided on the module placement table 2, and the switch box includes sixteen switches 5.
Example 4:
This example was optimized based on example 3 above.
In order to achieve a compact arrangement of the module placement ports 4, sixteen module placement ports 4 are laid out in a row-to-column arrangement 4*4.
Example 5:
This example was optimized based on example 1 above.
In order to better realize the pressing of the module placing table 2, the pressing assembly comprises a cover plate 6 and a pressing buckle 7, wherein the cover plate 6 is used for pressing the module placing table 2, so that pins of the radar module 14 are electrically connected with one ends of the corresponding spring metal pins 3, and the pressing buckle 7 is used for fixing the pressing state of the cover plate 6.
Example 6:
This example was optimized based on example 5 above.
In order to provide a simple structure and can guarantee the concrete design of effect of exerting pressure, the one end of apron 6 rotates with tool base 1 to be connected, and the other end of apron 6 is compressed tightly by pressing the knot 7, presses knot 7 demountable installation on tool base 1. Specifically, the fixture base 1 is provided with a supporting plate 12, one end of the cover plate 6 is rotatably connected with the upper end of the supporting plate 12 through a hinge 13, and the press buckle 7 can be detachably connected with the fixture base 1 in a sliding connection manner or in other buckling connection manners.
Example 7:
As shown in fig. 3, the present utility model further provides a millimeter wave radar test device, which comprises a shielding box 8, a corner reflector 9, a displacement assembly 10 and a millimeter wave radar test fixture 11 according to any one of embodiments 1 to 5, wherein the shielding box 8 is located above the displacement assembly 10, the corner reflector 9 is installed at the top in the shielding box 8, the millimeter wave radar test fixture 11 is installed on the displacement assembly 10, and the switch box is connected with a computer through a serial port line.
In the technical scheme, after the radar module 14 is electrified, 24G radar waves are sent and reflected back to the radar module 14 through the corner reflector 9 to be received, the radar module 14 processes the received energy and sends the processed energy to test software of a computer, the test software can be test software ICLM_ FactoryTest developed by the micro-original factory of the acquired iodine, the test software is of the existing design, the test software can judge whether the state of the radar module 14 is qualified or not according to the received energy value, and generally, the energy difference value is within +/-5 dB.
It should be noted that, the displacement assembly 10 is a drawer-like structure, and the millimeter wave radar test fixture 11 is mounted on the displacement assembly 10, so that the time for replacing the radar module 14 by pulling the drawer can be saved.
Example 8:
this example was optimized based on example 7 above.
The moving route of the displacement assembly 10 comprises a replacing station and a working station, and when the displacement assembly 10 is positioned at the working station, the millimeter wave radar testing jig 11 faces the corner reflector 9, so that energy emitted from the right front of the radar module 14 is reflected back to be received by the radar module 14.
Example 9:
this example was optimized based on example 7 above.
In order to ensure the shielding effect, the accuracy of the test is improved, and the shielding case 8 includes a shielding case housing and a wave absorbing material provided in the shielding case housing.
Example 10:
this example was optimized based on example 7 above.
In order to ensure the shielding effect, the accuracy of the test is improved, and the corner reflector 9 is arranged at the middle position of the inner top of the shielding box 8.
In this embodiment, the radar module 14 may be HC101Pro-1813.
According to the technical scheme, the switch boxes are additionally arranged through the arrangement of the plurality of module placing ports 4, the switches corresponding to the switch boxes are switched, sixteen radar modules 14 can be placed at one time for testing with low cost, and the time for placing the radar modules 14 by the drawing drawers is reduced.
It should be noted that the device further includes a power source for supplying power to the radar module 14, and preferably, the power source uses a 3.3V power supply.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a millimeter wave radar test fixture which characterized in that: including tool base, module place the platform, exert pressure subassembly and switch box, be equipped with a plurality of spring metal needles on the tool base, the module is placed the bench and is equipped with a plurality of modules and place the mouth, the mouth is placed to the module is used for placing single radar module, spring metal needle and module place mouthful one-to-one and spring metal needle are located the below that the mouth was placed to the module, the module that exerts pressure is placed the platform for the module makes the pin of placing the radar module in the mouth place the module and is connected with the one end electricity of corresponding spring metal needle, the other end of spring metal needle is connected with the switch box electricity through the wire.
2. The millimeter wave radar test fixture of claim 1, wherein: the number of the switches of the switch box is consistent with the number of the module placing ports.
3. The millimeter wave radar test fixture of claim 1, wherein: sixteen module placement openings for placing single radar modules are formed in the module placement table, and the switch box comprises sixteen switches.
4. The millimeter wave radar test fixture of claim 3, wherein: sixteen module placement ports are arranged according to the transverse row and the vertical row of 4*4.
5. The millimeter wave radar test fixture of claim 1, wherein: the pressing assembly comprises a cover plate and a pressing buckle, wherein the cover plate is used for pressing the module placing table, so that pins of the radar module are electrically connected with one ends of the corresponding spring metal pins, and the pressing buckle is used for fixing the pressing state of the cover plate.
6. The millimeter wave radar test fixture of claim 5, wherein: one end of the cover plate is rotationally connected with the jig base, the other end of the cover plate is pressed by the pressing buckle, and the pressing buckle is detachably arranged on the jig base.
7. The millimeter wave radar testing device is characterized in that: the millimeter wave radar test fixture comprises a shielding box, a corner reflector, a displacement assembly and the millimeter wave radar test fixture according to any one of claims 1-6, wherein the shielding box is positioned above the displacement assembly, the corner reflector is arranged at the top in the shielding box, and the millimeter wave radar test fixture is arranged on the displacement assembly.
8. The millimeter wave radar testing device according to claim 7, wherein: the moving route of the displacement assembly comprises a replacement station and a working station, and when the displacement assembly is positioned at the working station, the millimeter wave radar test fixture is opposite to the corner reflector.
9. The millimeter wave radar testing device according to claim 7, wherein: the shielding case includes a shielding case housing and a wave absorbing material disposed within the shielding case housing.
10. The millimeter wave radar testing device according to claim 7, wherein: the corner reflector is arranged at the middle position of the top in the shielding box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322439152.9U CN220820217U (en) | 2023-09-07 | 2023-09-07 | Millimeter wave radar test fixture and device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322439152.9U CN220820217U (en) | 2023-09-07 | 2023-09-07 | Millimeter wave radar test fixture and device |
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CN220820217U true CN220820217U (en) | 2024-04-19 |
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CN202322439152.9U Active CN220820217U (en) | 2023-09-07 | 2023-09-07 | Millimeter wave radar test fixture and device |
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- 2023-09-07 CN CN202322439152.9U patent/CN220820217U/en active Active
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