CN107449967B - Antenna resistance testing tool and testing method thereof - Google Patents
Antenna resistance testing tool and testing method thereof Download PDFInfo
- Publication number
- CN107449967B CN107449967B CN201710482841.4A CN201710482841A CN107449967B CN 107449967 B CN107449967 B CN 107449967B CN 201710482841 A CN201710482841 A CN 201710482841A CN 107449967 B CN107449967 B CN 107449967B
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- antenna
- pcb
- metal shell
- pin
- resistance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
Abstract
The invention provides an antenna resistance test tool, which comprises: the first PCB can translate and is provided with a first PIN needle group; the second PCB can translate, is opposite to the first PCB and is arranged at intervals, and is provided with a second PIN needle group; a connection line for electrically connecting the first and second PCBs; the workbench is used for placing a metal shell to be tested, and the first PCB and the second PCB are both arranged below the workbench; the fixing device is used for fixing the metal shell to be tested on the workbench; and the multi-path resistance tester realizes resistance testing of the antenna through the first PIN needle group of the first PCB and the second PIN needle group of the second PCB respectively. Compared with the prior art, the antenna resistance testing tool and the testing method thereof can effectively solve the problem that the two inner side surfaces of the side wall of the metal shell are difficult to test; the inner sides of the two opposite ends of one product can be tested at one time.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of antenna resistance testing, in particular to an antenna resistance testing tool and an antenna resistance testing method.
[ background of the invention ]
With the development of mobile communication technology, various electronic products play an important role in entertainment and life of people, and various electronic products are gradually updated to electronic communication products with communication functions, wherein an antenna is one of the core components of the electronic communication products.
The antenna on the existing metal shell is not easy to be installed in a test fixture when the performance of the antenna is tested because the signal point and the grounding point of the antenna are integrated on the inner sides of the side walls at the two opposite ends of the metal shell, and the antenna needs to be tested for multiple times, so that the testing efficiency of the antenna is low due to the fact that the double inner side surfaces of the side walls of the metal shell are difficult to test.
Therefore, it is necessary to provide a novel antenna resistance testing tool and a testing method thereof to solve the above problems.
[ summary of the invention ]
The invention aims to provide an antenna resistance testing tool and an antenna resistance testing method, which can test the antenna resistance on a metal shell at one time and effectively solve the problem that the two inner side surfaces of the side wall of the metal shell are difficult to test.
The technical scheme of the invention is as follows: the utility model provides an antenna resistance test fixture, includes:
the first PCB can translate and is provided with a first PIN needle group;
the second PCB can translate, is opposite to the first PCB and is arranged at intervals, and is provided with a second PIN needle group;
a connection line for electrically connecting the first and second PCBs;
the workbench is used for placing a metal shell to be tested, and the first PCB and the second PCB are both arranged below the workbench;
the fixing device is used for fixing the metal shell to be tested on the workbench;
the metal shell is provided with an antenna to be tested for a resistor, the antenna comprises antenna test points, the antenna test points are respectively arranged on the inner sides of the side walls at the two opposite ends of the metal shell, the first PIN PIN group and the second PIN PIN group are respectively contacted with the antenna test points on the inner sides of the side walls at the two opposite ends of the metal shell through translation of the first PCB and the second PCB, and the multi-path resistance tester is used for testing the resistance of the antenna through the first PIN PIN group of the first PCB and the second PIN PIN group of the second PCB.
Preferably, the antenna resistance test tool comprises a planar cylinder, and the planar cylinder is used for driving the first PCB and the second PCB to move in opposite directions/back directions.
Preferably, the number of the antenna test points is six, and three antenna test points are respectively arranged on the inner sides of two opposite ends of the metal shell.
Preferably, the number of PIN PINs in the first PIN group is the same as the number of PIN PINs in the second PIN group, and the number of PIN PINs is three.
Preferably, the connecting line is a flexible flat cable.
Preferably, the fixing device includes a linear cylinder for pressing down the metal shell to fix the metal shell to the work table.
Preferably, the metal shell is an aluminum alloy metal shell.
The invention also provides a method for testing the antenna resistance, which comprises the following steps:
providing the antenna resistance testing tool and the metal shell to be tested;
placing the metal shell on the workbench of the antenna resistance testing tool;
fixing the metal shell to the workbench through the fixing device;
translating the first PCB and the second PCB such that the first PIN pad and the second PIN pad contact the antenna test points of the antenna;
and testing the resistance value between any two antenna test points by a multi-path resistance tester.
Compared with the prior art, the antenna resistance testing tool and the testing method thereof provided by the invention have the advantages that the first PCB and the second PCB are driven to be contacted with the antenna test points on the inner sides of the side walls at the two opposite ends of the metal shell respectively by moving the first PIN group and the second PIN group left and right through the planar cylinder, so that the problem that the two inner side surfaces of the side wall of the metal shell are difficult to test can be effectively solved; the first PCB and the second PCB move simultaneously, so that the inner sides of two opposite ends of a product can be tested at one time; meanwhile, the middle flexible flat cable can be connected with the first PCB and the second PCB circuit.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a perspective view of an antenna resistance testing tool of the present invention;
FIG. 2 is a perspective view of a part of the antenna resistance testing tool of the present invention;
FIG. 3 is a perspective view of the metal shell;
fig. 4 is a flowchart of a method for testing antenna resistance according to the present invention.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides an antenna resistance testing tool 100, which includes a first PCB1, a second PCB2, a connecting wire 3, a worktable 4, and a fixing device 5.
The first PCB1 is translatable and is provided with a first PIN bank 10. The second PCB2 is translatable, is spaced apart from and opposite the first PCB1, and is provided with a second PIN set 20. The antenna resistance testing tool 100 comprises a planar cylinder 6, wherein the planar cylinder 6 is used for driving the first PCB1 and the second PCB2 to move in an opposite/back-to-back mode.
The connecting wire 3 is used to electrically connect the first PCB1 and the second PCB2, and the connecting wire 3 is preferably a flexible flat cable, so that the connecting wire 3 can be reserved with a sufficient length to ensure that the first PCB1 and the second PCB2 do not break the connecting wire 3 when they are translated in a backward direction.
The workbench 4 is used for placing a metal shell 7 to be tested, and the metal shell 7 is an aluminum alloy metal shell. The first PCB1 and the second PCB2 are both mounted below the table 4, and the first PIN block 10 and the second PIN block 20 both pass through the table 4 so as to mate with the metal shell 7.
The fixing device 5 is used for fixing the metal shell 7 on the workbench 4. The fixing device 5 includes a linear cylinder 50, and the linear cylinder 50 is used for pressing down the metal shell 7 to fix the metal shell 7 to the work table 4.
Referring to fig. 3, the metal shell 7 is provided with an antenna 70 to be tested for a resistor, the antenna 70 includes an antenna test point 700, and the antenna test point 700 is respectively disposed at the inner sides of the two opposite ends of the metal shell 7. The first PIN group 10 and the second PIN group 20 are respectively contacted with the antenna test point 700 on the inner side of the side wall at two opposite ends of the metal shell 7 by translating the first PCB1 and the second PCB 2. In this embodiment, the antenna test point 700 is located at an inner side wall of the metal shell 7, and the metal shell generally includes a back shell and a side wall surrounding the back shell. But it is not excluded that the antenna test point can be located inside the back shell.
The multi-path resistance tester respectively realizes the resistance test of the antenna 70 through the first PIN group 10 of the first PCB1 and the second PIN group 20 of the second PCB 2. In a preferred embodiment of the present invention, the multi-path resistance tester belongs to an external device and is not part of the antenna resistance testing tool 100.
The number of the antenna test points 700 is six, three antenna test points 700 are respectively arranged on the inner sides of the two opposite ends of the metal shell 7, one of the antenna test points 700 on the inner side of the metal shell 7 at each end belongs to an antenna signal point, and the other two antenna test points belong to an antenna grounding point. The number of the PIN PINs in the first PIN group 10 is the same as that of the PIN PINs in the second PIN group 20, and the number of the PIN PINs is three.
Referring to fig. 4, the present invention also provides a method for testing antenna resistance, including the following steps:
s1, providing the antenna resistance testing tool 100 and the metal shell 7 to be tested;
s2, placing the metal shell 7 on the workbench 4 of the antenna resistance testing tool 100;
s3, fixing the metal shell 7 to the workbench 4 by the fixing device 5;
s4, translating the first PCB1 and the second PCB2 such that the first PIN set 10 and the second PIN set 20 contact the antenna test point 700 of the antenna 70;
and S5, testing the resistance value between any two antenna test points 700 by a multi-path resistance tester.
In a preferred embodiment of the present invention, it is acceptable that the resistance value is less than 0.5 Ω.
Compared with the prior art, according to the antenna resistance testing tool and the antenna resistance testing method provided by the invention, the first PCB1 and the second PCB2 are driven to move left and right through the planar cylinder 6, so that the first PIN needle group 10 and the second PIN needle group 20 are driven to respectively contact the antenna test points 700 on the inner side surfaces of the two opposite ends of the metal shell 7, and the problem that the two inner side surfaces of the metal shell 7 are difficult to test can be effectively solved; the first PCB1 and the second PCB2 move simultaneously, so that the inner sides of the two opposite ends of a product can be tested at one time; while an intermediate flex cable may connect the first PCB1 and the second PCB2 circuitry.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an antenna resistance test fixture which characterized in that includes:
the first PCB can translate and is provided with a first PIN needle group;
the second PCB can translate, is opposite to the first PCB and is arranged at intervals, and is provided with a second PIN needle group;
a connection line for electrically connecting the first and second PCBs;
the workbench is used for placing a metal shell to be tested, and the first PCB and the second PCB are both arranged below the workbench;
the fixing device is used for fixing the metal shell to be tested on the workbench;
the metal shell is provided with an antenna to be tested for a resistor, the antenna comprises antenna test points, the antenna test points are respectively arranged on the inner sides of the side walls at the two opposite ends of the metal shell, the first PIN PIN group and the second PIN PIN group are respectively contacted with the antenna test points on the inner sides of the side walls at the two opposite ends of the metal shell through translation of the first PCB and the second PCB, and the multi-path resistance tester is used for testing the resistance of the antenna through the first PIN PIN group of the first PCB and the second PIN PIN group of the second PCB.
2. The antenna resistance testing tool according to claim 1, comprising a planar cylinder, wherein the planar cylinder is used for driving the first PCB and the second PCB to translate in a face-to-face/back-to-back direction.
3. The antenna resistance testing tool according to claim 1, wherein the number of the antenna test points is six, and three antenna test points are respectively arranged on the inner sides of two opposite ends of the metal shell.
4. The antenna resistance testing tool according to claim 3, wherein the number of PIN PINs in the first PIN PIN group is the same as that of the PIN PINs in the second PIN PIN group, and the number of the PIN PINs is three.
5. The antenna resistance testing tool according to claim 1, wherein the connecting line is a flexible flat cable.
6. The antenna resistance testing tool according to claim 1, wherein the fixing device comprises a linear cylinder, and the linear cylinder is used for pressing the metal shell downwards so as to fix the metal shell on the workbench.
7. The antenna resistance testing tool according to claim 1, wherein the metal shell is an aluminum alloy metal shell.
8. The method for testing the antenna resistance of the antenna resistance testing tool according to claim 1, is characterized by comprising the following steps:
providing the antenna resistance testing tool and the metal shell to be tested;
placing the metal shell on the workbench of the antenna resistance testing tool;
fixing the metal shell to the workbench through the fixing device;
translating the first PCB and the second PCB such that the first PIN pad and the second PIN pad contact the antenna test points of the antenna;
and testing the resistance value between any two antenna test points by a multi-path resistance tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710482841.4A CN107449967B (en) | 2017-06-22 | 2017-06-22 | Antenna resistance testing tool and testing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710482841.4A CN107449967B (en) | 2017-06-22 | 2017-06-22 | Antenna resistance testing tool and testing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107449967A CN107449967A (en) | 2017-12-08 |
| CN107449967B true CN107449967B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710482841.4A Expired - Fee Related CN107449967B (en) | 2017-06-22 | 2017-06-22 | Antenna resistance testing tool and testing method thereof |
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| Country | Link |
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| CN (1) | CN107449967B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725201A (en) * | 2018-11-15 | 2019-05-07 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | A kind of insulation detection device and method of trailing aerial |
| CN111308211B (en) * | 2020-04-18 | 2022-04-22 | 东莞市一佳电子通讯科技有限公司 | Antenna resistance value measuring tool |
| CN111796153B (en) * | 2020-06-29 | 2023-10-17 | 歌尔科技有限公司 | Antenna radio frequency testing device |
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| CN203259593U (en) * | 2013-04-23 | 2013-10-30 | 富港电子（东莞）有限公司 | Measuring jig |
| CN103575996A (en) * | 2013-09-25 | 2014-02-12 | 苏州佳世达电通有限公司 | Antenna detection device |
| CN204439719U (en) * | 2015-01-28 | 2015-07-01 | 上海英内电子标签有限公司 | A kind of proving installation for testing RFID antenna resistance |
| CN206178049U (en) * | 2016-11-15 | 2017-05-17 | 深圳市信维通信股份有限公司 | Antenna test fixture of multimode group |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100034449A (en) * | 2008-09-24 | 2010-04-01 | 삼성전자주식회사 | Probe of electrical measuring instrument |
| US9995694B2 (en) * | 2013-04-06 | 2018-06-12 | John W. Schultz | Traveling wave spot probe |
| CN103412159A (en) * | 2013-07-15 | 2013-11-27 | 昆山福易雅自动化科技有限公司 | Detection base of mobile terminal antenna |
| CN103412156A (en) * | 2013-07-15 | 2013-11-27 | 昆山福易雅自动化科技有限公司 | Mobile terminal antenna detection lower fixture |
| CN203838183U (en) * | 2014-05-15 | 2014-09-17 | 成都浩博依科技有限公司 | Adjustable antenna detecting fixture for mobile terminals |
| CN206178048U (en) * | 2016-11-15 | 2017-05-17 | 深圳市信维通信股份有限公司 | Antenna test fixture |
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2017
- 2017-06-22 CN CN201710482841.4A patent/CN107449967B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203259593U (en) * | 2013-04-23 | 2013-10-30 | 富港电子（东莞）有限公司 | Measuring jig |
| CN103575996A (en) * | 2013-09-25 | 2014-02-12 | 苏州佳世达电通有限公司 | Antenna detection device |
| CN204439719U (en) * | 2015-01-28 | 2015-07-01 | 上海英内电子标签有限公司 | A kind of proving installation for testing RFID antenna resistance |
| CN206178049U (en) * | 2016-11-15 | 2017-05-17 | 深圳市信维通信股份有限公司 | Antenna test fixture of multimode group |
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| CN107449967A (en) | 2017-12-08 |
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Granted publication date: 20200710 |