CN108957052A - A kind of test device and its test method of precise materials electrical parameter - Google Patents
A kind of test device and its test method of precise materials electrical parameter Download PDFInfo
- Publication number
- CN108957052A CN108957052A CN201810383062.3A CN201810383062A CN108957052A CN 108957052 A CN108957052 A CN 108957052A CN 201810383062 A CN201810383062 A CN 201810383062A CN 108957052 A CN108957052 A CN 108957052A
- Authority
- CN
- China
- Prior art keywords
- probe
- test
- electrical parameter
- module
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- G01R1/06—Measuring leads; Measuring probes
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The invention discloses the test devices and its test method of a kind of precise materials electrical parameter, it includes controller and cylinder, rotating device and probe with controller control connection, the output end of the cylinder drives the rotating device and probe to move up and down through transmission last item, and the controller control rotating device drives the probe rotation after the tested part of probe contact.The present invention can overcome the problems, such as that probe and tested part insufficient contact, test process do not remove oxide or impurity, since manual testing causes to test inaccurate, and realization avoids manual testing's error, automatic test and accurate testing.
Description
Technical field
The present invention relates to the test device of electrical testing technical field more particularly to a kind of precise materials electrical parameter and its
Test method.
Background technique
With the development of technical field of electronic encapsulation, requirement of the people to the electric property of electronic component is also higher and higher.
In actual production, it is often necessary to measure the associated electrical parameter of some electronic components, however the table of some materials of electronic components
Face is oxidizable, as being formed on its surface one layer of fine and close oxidation film after aluminium material oxidation, when testing its associated electrical parameter, by
Electrode contact is on the oxidation film of aluminium material surface when test, it will makes to measure resulting electrical parameter and generates certain error.
In general, electrode needle is in contact with element, due to surface metal oxidization film, chloride, sulfide and various has
Machine molecule, adsorbed gas and other pollutants can be formed in contact surface, these films play a part of insulator, be generated
Contact resistance.The contact resistance generates error in electrical testing for electric current and voltage-sensitive.Since pollutant is in element table
EDS maps are uneven, therefore the contact resistance of different location has different degrees of difference again, have an impact to the analysis of element.
In practice, the oxidation film of material surface is relatively thin, pollutant is less, and the error of test can be ignored.However
In microelectronic field, the volume very little of electronic component, the electrical parameters such as resistance are also very small, if having when measurement due to not having
It removes oxide film dissolving or impurity and contact resistance generates error, the analysis of test result can be seriously affected, and if manual operation
When being tested, error is bigger.
Summary of the invention
It is in view of the deficiencies in the prior art or insufficient, the technical problems to be solved by the present invention are: probe with it is tested
Part insufficient contact, test process do not remove oxide or impurity, since manual testing causes to test inaccurate problem, mention
For a kind of test device of precise materials electrical parameter, manual testing's error can be avoided, automatic test and accurate testing.
To achieve the goals above, the technical scheme adopted by the invention is as follows providing a kind of test of precise materials electrical parameter
Device comprising controller and cylinder, rotating device and probe with controller control connection, the output end warp of the cylinder
Being driven last item drives the rotating device and probe to move up and down, and the probe contacts the controller control rotation after tested part
Rotary device drives the probe rotation.
As a further improvement of the present invention, the rotating device includes rotating electric machine, is arranged in the rotating electric machine two
The connection sheet at end and the output shaft being connect with the rotating electric machine, wherein the output shaft wears the connection sheet through syringe needle
Latch fitting and the probe are sequentially connected.
As a further improvement of the present invention, the probe includes integrally formed probe, feeler lever and probe head end,
The probe is detachably connected with syringe needle latch fitting, and the end face center of the probe head end is equipped with wireless sensor, this is wireless
Sensor is connect with controller.
As a further improvement of the present invention, the probe head end is from offering mounting groove, the mounting groove at end face 1/3
Detachable installation is halfpace type, bottom surface for the oxidation film on damaged tested part surface or the voussoir of impurity layer, the voussoir
It is equal with the end face of probe head end.
As a further improvement of the present invention, the probe end section is isosceles trapezoid or obtuse triangle, apex angle
Range is 100 ° -150 °, upper bottom edge 0.1-1mm
As a further improvement of the present invention, the controller include at least control module, editor module, test module,
Communication module and memory module are stored in memory module by the preset value that editor module inputs the electrical parameter of tested part
In, so that control module is compared from read test data in test module with the preset value in memory module, generate data
Information is simultaneously transferred to PC machine by communication module and shows or generate data drawing list.
As it is another object of the present invention to provide a kind of test sides of the test device of precise materials electrical parameter
Method comprising following steps:
(1) starting controller driving cylinder drives rotating device and probe to press to and contact with tested part, and increasing air pressure makes
Pressure continues to push 0.1s to 0.1-20N, keeps constant pressure 0.5s；
(2) controller control rotating electric machine drives probe rotation, rotation angle range are as follows: 5-180 °；
(3) tested part is tested, and test data is transmitted to by PC machine by controller and is shown, or deposit database
Generate data drawing list；
(4) it is completed, cylinder moves up, and replaces tested part, continues cycling through repetition above-mentioned (1), (2), (3) test step
Rapid test.
As a further improvement of the present invention, after the step (2) middle probe rotates angle, it remain stationary 0.5-
0.7s。
As a further improvement of the present invention, in the step (3) test data include at least resistance value, voltage value or
One of current value is a variety of.
The beneficial effects of the present invention are:
1, the test device and test method of precise materials electrical parameter of the invention are visited under certain pressure condition
Needle rotates a certain angle on the surface of the base metal, and the oxidation film of material surface is abolished by the method and removes some surfaces
Impurity, while again serious damage will not be generated to the surface of material, increase the contact area with tested part, to reach essence
The purpose really measured.
2, it is tested using the device of the invention, process full-automation is completed, and intelligence is convenient, while being avoided artificial
Error.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the test device of precise materials electrical parameter provided by the invention；
Fig. 2 is the structural schematic diagram of rotating device provided by the invention；
Fig. 3 is the structural schematic diagram of probe provided by the invention；
Status diagram when Fig. 4 is probe provided by the invention test；
Fig. 5 is the composition schematic diagram of controller provided by the invention.
Wherein digital representation: 1, controller；2, cylinder；3, it is driven last item；4, rotating device；5, syringe needle latch fitting；6, probe；
7, test platform；8, support plate；9, PC machine；10, tested part, 11, the oxidation film or impurity layer on tested part surface；
41, rotating electric machine；42, connection sheet；43, output shaft；
60, probe；61, feeler lever；62, probe head end；63, voussoir；
101, control module；102, power module；103, editor module；104, test module；105, communication module；106,
Memory module.
Specific embodiment
The present invention is further described for explanation and specific embodiment with reference to the accompanying drawing.
As shown in Figure 1, be the technical scheme adopted by the invention is as follows provide a kind of test device of precise materials electrical parameter,
It includes controller 1 and cylinder 2, rotating device 4 and probe 6 with the control connection of controller 1, and further is better peace
It fills and horizontal positioned to test, test device in the present embodiment further includes test platform 7 and support plate 8, test platform 7
It is mounted on the underface of probe 6 and is placed in the top of support plate 8.
Preferably, the rotating device 4 of the present embodiment as shown in Figure 2 includes rotating electric machine 41, is arranged at 41 liang of rotating electric machine
The connection sheet 42 at end and the output shaft 43 being connect with rotating electric machine 41.In the present embodiment, rotating electric machine 41 is preferably direct current
Rotating electric machine, the both ends of shell are detachable to be respectively connected with a connection sheet 42 for locking respectively with transmission last item 3 and syringe needle
Part 5 connects, wherein the output shaft 43 of rotating electric machine 41 wears connection sheet 42 and is sequentially connected through syringe needle latch fitting 5 and probe.And syringe needle
One end of latch fitting 5 is the detachable of latch-type with probe 6 by screw and 42 detachable connection of connection sheet, the other end
Connection.In the present embodiment, connection sheet 41 is square, and middle part offers the through-hole greater than 43 diameter of output shaft, in distance
Four orientation of through-hole 5mm are in the mounting hole offered in the distribution of " ten " word, are glued with circular gasket inside and outside through-hole, are led to
It crosses and locks screw in mounting hole and gasket, connection sheet and 41 shell of rotating electric machine can be detachably connected, four in connection sheet
Angle also sets up screw hole, locks screw respectively for syringe needle latch fitting 5 and transmission last item 3 and 41 both ends of rotating electric machine by screw hole
Cage connection.
It is further preferred that probe 6 as shown in Figure 3 in the present embodiment includes integrally formed probe 60, feeler lever
61 and probe head end 62, probe be detachably connected with syringe needle latch fitting 5.Preferably, 62 section of probe head end is isosceles trapezoid
Or obtuse triangle, apex angle range are 100 ° -150 °, preferably 135 °, upper bottom edge 0.1-1mm, and probe head end 62 is from end
Mounting groove is offered at face 1/3, oxidation film or impurity layer of the detachable installation for damaged tested 10 surface of part on mounting groove
Voussoir 63, voussoir is halfpace type, and bottom surface is equal with the end face of probe head end.The end face center of probe head end 62 is equipped with nothing
Line sensor (is not drawn into) in figure, which connect with controller, whether touches tested part for pickup probe 6.
When tested part 10 is new product, aoxidized and covered by impurity it is less, without installing voussoir 63 as shown in figure 4, using waist ladder
The probe head end of shape can scratch the oxidation film or impurity layer 11 on tested part surface when rotated；When tested part 10 is stored in warehouse
Compare long or oxidation and covered by impurity more, i.e., when the oxidation film or thicker impurity layer 11 on tested part surface, wedge is installed
Block 63, the bottom surface of voussoir 63 is equal with the end face of probe head end 62 when installation, and the oxidation on tested part surface is abolished by voussoir 63
Film or impurity layer, so that it is guaranteed that no matter can ensure that probe 6 comes into full contact with tested part, has ensured electrical survey under what circumstances
The accuracy of amount.
Preferably, as shown in figure 5, controller 1 include at least control module 101, power module 102, editor module 103,
Test module 104, communication module 105 and memory module 106 input the electrical parameter of tested part 10 by editor module 103
Preset value be stored in memory module 106, so as to control module 101 from test module 104 read test data and storage
Preset value in module 106 is compared, and is generated data information and is transferred to the display of PC machine 9 by communication module 105 or generates
Data drawing list, and power module 102 provides signal power source to rotating device and cylinder, while to control module 101, editor module
103, test module 104, communication module 105 and memory module 106 provide circuit power.
Technical measures key of the invention is that the output end of cylinder 2 drives on rotating device 4 and probe through transmission last item 3
Lower movement, and probe contacts the control drive probe rotation of rotating device 4 of controller 1 after tested part 10.The survey that detailed process is as follows
Method for testing.
As it is another object of the present invention to provide a kind of test sides of the test device of precise materials electrical parameter
Method comprising following steps:
(1) starting controller 1 drives cylinder 2 that rotating device 4 and probe is driven to press to and contact with tested part 10, increases gas
Pressure makes pressure continue to push 0.1s to 0.1-20N, keeps constant pressure 0.5s；
(2) controller 1 controls rotating electric machine 41 and drives probe rotation, rotation angle range are as follows: 5-180 ° of probe rotation
After angle, it remain stationary 0.5-0.7s, preferably 5 °, 10 °, 15 °, 45 °, 85 °, 105 °, 115 °, 135 ° and 165 °；
(3) tested part 10 is tested, and test data is transmitted to by PC machine 9 by controller 1 and is shown, or deposit number
Data drawing list is generated according to library；
(4) it is completed, cylinder 2 moves up, and continues to repeat above-mentioned testing procedure after the tested part more renewed, circulation is surveyed
Examination.
Preferably, test data includes at least one of resistance value, voltage value or current value or more in step (3)
Kind.
PC machine 9 is at least equipped with known common resistance value, voltage value or current value test result logging software, the software
The test data for obtaining the test module of controller records and generates the figure compared with preset value.
During use, start controller, controller driving cylinder drive rotating device and probe press to by
Part contact (by wireless sensor sensing contact signal to controller) is surveyed, increasing air pressure reaches pressure and tested part compressive region
Interior pressure value continues to push 0.1s, keeps constant pressure 0.5s, and controller exports the order to rotate by a certain angle to rotating electric machine,
Rotating electric machine, which receives rotate by preset angle after rotation is ordered, abolishes oxidation film etc., remain stationary at least 0.5s, so that
It must come into full contact with and completely test, test module carries out resistance, voltage or testing current to tested part during this period, and will test
As a result, being transmitted to control module to generate data information and be sent to PC machine, PC machine remembers the resistance received, voltage or current value
Address book stored, display or generation chart.It is completed in the process to be full-automatic, intelligence is convenient, while avoiding human error.
Illustrate, cylinder operation principle involved in technical solution of the present invention, electric current, voltage and signal control principle,
Electrical parameter test philosophy is all made of the principle of common knowledge.
In conclusion the test device and test method of precise materials electrical parameter of the invention are in certain pressure feelings
Under condition, probe rotates a certain angle on the surface of the base metal, and oxidation film and the removal one of material surface are abolished by the method
The impurity on a little surfaces, while again serious damage will not be generated to the surface of material, increase the contact area with tested part, thus
Precise measurement is achieved the purpose that.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (9)
1. a kind of test device of precise materials electrical parameter comprising controller and the cylinder connected with controller control, rotation
Rotary device and probe, it is characterised in that: the output end of the cylinder drives on the rotating device and probe through transmission last item
Lower movement, and the probe contacts the controller control rotating device drive probe rotation after tested part.
2. the test device of precise materials electrical parameter according to claim 1, it is characterised in that: the rotating device packet
The output shaft for including rotating electric machine, the connection sheet at the rotating electric machine both ends being set and is connect with the rotating electric machine, wherein
The output shaft wears the connection sheet and is sequentially connected through syringe needle latch fitting and the probe.
3. the test device of precise materials electrical parameter according to claim 1, it is characterised in that: the probe includes one
Body formed probe, feeler lever and probe head end, the probe are detachably connected with syringe needle latch fitting, the probe head end
End face center is equipped with wireless sensor, which connect with controller.
4. the test device of precise materials electrical parameter according to claim 3, it is characterised in that: the probe head end from
Mounting groove, oxidation film or impurity of the detachable installation of mounting groove for damaged tested part surface are offered at end face 1/3
The voussoir of layer, the voussoir are halfpace type, and bottom surface is equal with the end face of probe head end.
5. the test device of precise materials electrical parameter according to claim 3, it is characterised in that: the probe head end is cut
Face is isosceles trapezoid or obtuse triangle, and apex angle range is 100 ° -150 °, upper bottom edge 0.1-1mm.
6. the test device of precise materials electrical parameter according to claim 1, it is characterised in that: the controller is at least
Including control module, editor module, test module, communication module and memory module, tested part is inputted by editor module
Electrical parameter preset value storage in a storage module, so as to control module from test module read test data and storage mould
Preset value in block is compared, and is generated data information and is transferred to PC machine by communication module and shows or generate data drawing list.
7. the test method of the test device of precise materials electrical parameter according to claim 1, it is characterised in that: including
Following steps:
(1) starting controller driving cylinder drives rotating device and probe to press to and contact with tested part, and increasing air pressure makes pressure
Continue to push 0.1s to 0.1-20N, keeps constant pressure 0.5s；
(2) controller control rotating electric machine drives probe rotation, rotation angle range are as follows: 5-180 °；
(3) tested part is tested, and test data is transmitted to by PC machine by controller and is shown, or deposit database generates
Data drawing list；
(4) it is completed, cylinder moves up, and replaces tested part, continues cycling through repetition (1), (2), the test of (3) testing procedure.
8. the test method of the test device of precise materials electrical parameter according to claim 7, it is characterised in that: in institute
After stating step (2) middle probe rotation angle, it remain stationary 0.5-0.7s.
9. the test method of the test device of precise materials electrical parameter according to claim 7, it is characterised in that: in institute
It states test data in step (3) and includes at least one of resistance value, voltage value or current value or a variety of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383062.3A CN108957052B (en) | 2018-04-26 | 2018-04-26 | Device and method for testing electrical parameters of precise material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383062.3A CN108957052B (en) | 2018-04-26 | 2018-04-26 | Device and method for testing electrical parameters of precise material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108957052A true CN108957052A (en) | 2018-12-07 |
| CN108957052B CN108957052B (en) | 2023-09-05 |
Family
ID=64498857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810383062.3A Active CN108957052B (en) | 2018-04-26 | 2018-04-26 | Device and method for testing electrical parameters of precise material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108957052B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2756510A (en) * | 1949-09-30 | 1956-07-31 | Warner & Swasey Res Corp | Automatic absolute dimension gauge |
| CN2859606Y (en) * | 2006-01-10 | 2007-01-17 | 深圳市昌龙盛机电技术有限公司 | Constant temperature controller |
| CN1979126A (en) * | 2005-12-07 | 2007-06-13 | 国际商业机器公司 | Method for analysis of a sample |
| US20090056427A1 (en) * | 2007-04-03 | 2009-03-05 | Paul Hansma | Methods and instruments for materials testing |
| CN205301367U (en) * | 2015-11-27 | 2016-06-08 | 法特迪精密科技（苏州）有限公司 | Novel connect test seat |
| CN105842614A (en) * | 2016-06-03 | 2016-08-10 | 苏州赛腾精密电子股份有限公司 | Rotary test mechanism and PCB test method based on rotary test mechanism |
| CN106662612A (en) * | 2015-04-17 | 2017-05-10 | 华为技术有限公司 | Radio frequency test base and test probe |
-
2018
- 2018-04-26 CN CN201810383062.3A patent/CN108957052B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2756510A (en) * | 1949-09-30 | 1956-07-31 | Warner & Swasey Res Corp | Automatic absolute dimension gauge |
| CN1979126A (en) * | 2005-12-07 | 2007-06-13 | 国际商业机器公司 | Method for analysis of a sample |
| CN2859606Y (en) * | 2006-01-10 | 2007-01-17 | 深圳市昌龙盛机电技术有限公司 | Constant temperature controller |
| US20090056427A1 (en) * | 2007-04-03 | 2009-03-05 | Paul Hansma | Methods and instruments for materials testing |
| CN106662612A (en) * | 2015-04-17 | 2017-05-10 | 华为技术有限公司 | Radio frequency test base and test probe |
| CN205301367U (en) * | 2015-11-27 | 2016-06-08 | 法特迪精密科技（苏州）有限公司 | Novel connect test seat |
| CN105842614A (en) * | 2016-06-03 | 2016-08-10 | 苏州赛腾精密电子股份有限公司 | Rotary test mechanism and PCB test method based on rotary test mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108957052B (en) | 2023-09-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2004132971A (en) | Probe card | |
| TW201418729A (en) | Substrate inspection apparatus and substrate inspection method | |
| CN210375621U (en) | Touch screen touch endurance test equipment | |
| CN108957052A (en) | A kind of test device and its test method of precise materials electrical parameter | |
| CN208568859U (en) | A kind of test device of precise materials electrical parameter | |
| CN102305894A (en) | Equipment and method applied for test on contact resistance of chemical conversion film | |
| CN107036553B (en) | It is a kind of for measuring the standard of Errors in Radial Rotation Error of Spindle | |
| WO2021097870A1 (en) | Electronic product development experimental platform | |
| CN214076309U (en) | Miniature positioning electrochemical mixer | |
| JP4802684B2 (en) | Method for determining drying temperature of coating film | |
| CN107179042A (en) | A kind of measuring method of the mechanism of clearance measurement mechanism and application | |
| CN111156910B (en) | High-precision online rapid measuring device and method for thickness of aluminum substrate | |
| CN109661110B (en) | Positioning method and positioning device for supporting thimble of printed circuit board | |
| CN207379417U (en) | A kind of wall thickness measuring device | |
| CN216695525U (en) | SMT paster high-precision measurement frock | |
| CN220773095U (en) | Turnover mechanism of chip electric test equipment | |
| CN2684145Y (en) | Apparatus for detecting motorcycle engine clutch cover | |
| CN213301092U (en) | Device for measuring constant area of surface coating of printed circuit board | |
| CN214041454U (en) | Vibrating galvanometer | |
| CN213398600U (en) | Clinical test analytical equipment | |
| CN114111981B (en) | Automatic weighing device and method for alternately weighing syringes | |
| JPS5810358Y2 (en) | Pellet inspection equipment | |
| CN207556394U (en) | The detection device of transmission shaft component and phone housing | |
| CN214470717U (en) | Calibration device for solder paste thickness gauge | |
| CN217930269U (en) | Surface roughness measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |