CN105115547B - A kind of conducting foam method of testing - Google Patents
A kind of conducting foam method of testing Download PDFInfo
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- CN105115547B CN105115547B CN201510650769.2A CN201510650769A CN105115547B CN 105115547 B CN105115547 B CN 105115547B CN 201510650769 A CN201510650769 A CN 201510650769A CN 105115547 B CN105115547 B CN 105115547B
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Abstract
The present invention discloses a kind of conducting foam method of testing, including：Step 1, conducting foam to be tested is provided, conducting foam is loaded on test platform；Step 2, offer test main frame, universal meter and torque sensor, the input test parameter in test main frame, test main frame calculate the stepping number of servomotor according to test parameter；Step 3, test main frame drive servomotor compression conductive foam according to the test parameter and stepping number of input, universal meter measures conducting foam sheet resistance value and is transferred to test main frame in real time, and torque sensor measures the pressure value of conducting foam and is transferred to test main frame in real time；The sheet resistance value and pressure value that step 4, test main frame obtain according to measurement automatically generate analysis curve and analysis result, and show the analysis curve and analysis result.The present invention is tested pressure value and resistance value simultaneously on the same device, and automatically generates test curve, and test operation is simple, convenient and swift, and display interface is simple and clear.
Description
Technical field
The present invention relates to conducting foam technical field of measurement and test, more particularly to a kind of conducting foam method of testing.
Background technology
Conducting foam is to use polyethylene（PE）It is primary raw material with carbon black, adds the auxiliary agent of tens of kinds of excellent performances, warp
Cross internally mix, granulation, squeeze the hand works such as piece, irradiation, heating mixed foaming, the satisfactory combination of carbon and polyethylene is realized, so as to shape
Into conductive polymer foam.Conducting foam be by polyethylene or modified poly ethylene and conductive filler and antistatic additive extrusion molding,
Conductive plastics, its sheet resistance and the 3-9 powers that volume resistance is 10, permanent conductive, surface is made by irradiation, high temperature foaming
It is smooth, environmental protection, it is multi-field to be widely used in ESD etc..In addition, conducting foam has good electric conductivity and long-lasting elimination
The ability of electrostatic, it is pollution-free, corrosion-free, do not play dirt decortication furfur, protection against the tide, the excellent spy such as shockproof, heat-insulated, relatively low puncture pressure
Property.
In testing conductive foam performance, the way of prior art is that both resistance and pressure are separated into individually test, even if
With universal meter test resistance value, afterwards using pressure gauge test pressure value, then pass through software reading resistance value and pressure value next life
Into curve, so as to be analyzed.In addition, existing test is generally percentage and resistance and the pass of pressure of conducting foam compression
It is curve, such as the curve that corresponding resistance value and pressure value are generated when conducting foam compresses 10%, 20% and 70% respectively, this
The data that method is collected are fewer, can not accurately show test result.
Therefore, the prior art is defective, it is necessary to improve.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of conducting foam method of testing.
Technical scheme is as follows：The present invention provides a kind of conducting foam method of testing, comprises the following steps：
Step 1, conducting foam to be tested is provided, the conducting foam is loaded on test platform；
Step 2, test main frame, universal meter and torque sensor are provided, the input test parameter in the test main frame, surveyed
Examination main frame calculates the stepping number of servomotor according to test parameter；
Step 3, test main frame drive servomotor to compress the conduction according to the test parameter and stepping number of input
Foam, meanwhile, the universal meter measures conducting foam sheet resistance value and is transferred to the test main frame in real time, and the torque passes
Sensor measures the duty pressure value of conducting foam and is transferred to the test main frame in real time；
Step 4, test main frame according to the obtained sheet resistance value of measurement and duty pressure value automatically generate analysis curve with
And analysis result, and show the analysis curve and analysis result.
The test main frame is provided with LabVIEW softwares, and the LabVIEW softwares control moment sensor is real with universal meter
When measure conducting foam sheet resistance value and pressure value, the LabVIEW softwares pass through a control board and drive the servo
Motor.
The test main frame and the connection of the torque sensor connect for serial ports.
The test main frame include host computer, the display that is connected with the host computer and with the host computer
The keyboard of connection, the host computer are connected with the torque sensor and universal meter respectively, the host computer and the power
The connection of square sensor connects for serial ports.
The test main frame, torque sensor and universal meter are integrated on the same device.
The test parameter includes：Foam original depth, foam final thickness, standard stepping and step pitch, the stepping
Times N=（Foam original depth-foam final thickness）/（Standard stepping × step pitch）.
Using such scheme, conducting foam method of testing of the invention is same on the same device by pressure value and resistance value
Shi Jinhang is tested, and is automatically generated test curve and returned to test result, and test operation is simple, convenient and swift, display test knot
Fruit interface is simple and clear；Test process is controlled by LabVIEW, it is possible to achieve full-automatic testing；Test can be set as needed
Parameter, single step is away from smaller, and stepping number is more, and the data gathered are more, therefore the test result of gained is more accurate.
Brief description of the drawings
Fig. 1 is the flow chart of conducting foam method of testing of the present invention.
Fig. 2 is the curve map obtained using conducting foam method of testing of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Referring to Fig. 1, the present invention provides a kind of conducting foam method of testing, by pressure value and resistance value on the same device
Tested simultaneously, and automatically generate test curve and return to test result, test operation is simple, convenient and swift, and tests
Process can realize full-automatic testing.The method of testing comprises the following steps：
Step 1, conducting foam to be tested is provided, the conducting foam is loaded on test platform.
Step 2, test main frame, universal meter and torque sensor are provided, the input test parameter in the test main frame, surveyed
Examination main frame calculates the stepping number of servomotor according to test parameter.
The test platform, servomotor, test main frame, torque sensor and universal meter are integrated on the same device, this
Sample can simultaneously measured pressure value and resistance value, after being measured, automatically generate test curve, and return to test result.Using
One equipment can completes resistance value and the pressure value test of conducting foam, convenient and swift.The model of the universal meter
Agilent 34401。
The test main frame is provided with LabVIEW softwares, and the LabVIEW softwares control moment sensor is real with universal meter
When measure conducting foam sheet resistance value and pressure value, the LabVIEW softwares pass through a control board and drive the servo
Motor compression conductive foam, this provides possibility for automatic test.The test main frame and the connection of the torque sensor are
Serial ports connects, and the LabVIEW softwares can read the real-time pressure value of torque sensor in test process by serial ports.
In the present embodiment, the display that the test main frame can include host computer, be connected with the host computer
And the keyboard being connected with the host computer, the host computer are connected with the torque sensor and universal meter respectively, institute
The connection for stating host computer and the torque sensor connects for serial ports.The keyboard is used for the information such as input test parameter, institute
Display is stated to be used to show test result.
The test parameter includes：Foam original depth, foam final thickness, standard stepping and step pitch, the stepping
Times N=（Foam original depth-foam final thickness）/（Standard stepping × step pitch）, it follows that single step is away from smaller, stepping time
Number is more, and the data gathered are more, therefore the test result of gained is more accurate.
Step 3, test main frame drive servomotor to compress the conduction according to the test parameter and stepping number of input
Foam, meanwhile, the universal meter measures conducting foam sheet resistance value and is transferred to the test main frame in real time, and the torque passes
Sensor measures the pressure value of conducting foam and is transferred to the test main frame in real time.
The host computer driving moment sensor measures conducting foam sheet resistance value and pressure value in real time with universal meter,
And both data are read and write in real time.
Step 4, test main frame according to the obtained sheet resistance value of measurement and pressure value automatically generate analysis curve and
Analysis result, and show the analysis curve and analysis result.
After the LabVIEW softwares obtain related parameter, two test curves are shown on runnable interface automatically, are such as schemed
Shown in 2, curve A is resistance value and stepping number relation curve in figure, and curve B is pressure value and stepping number relation curve, can
Accurately to show time test result.
In summary, the present invention provides a kind of conducting foam method of testing, by pressure value and resistance value on the same device
Tested simultaneously, and automatically generate test curve and return to test result, test operation is simple, convenient and swift；Test process
Controlled by LabVIEW, it is possible to achieve full-automatic testing；Test parameter can be set as needed, and single step is away from smaller, stepping number
More, the data gathered are more, therefore the test result of gained is more accurate.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made within principle etc., should be included in the scope of the protection.
Claims (4)
1. a kind of conducting foam method of testing, it is characterised in that comprise the following steps：
Step 1, conducting foam to be tested is provided, the conducting foam is loaded on test platform；
Step 2, provide test main frame, universal meter and torque sensor, the input test parameter in the test main frame, test master
Machine calculates the stepping number of servomotor according to test parameter；
Step 3, test main frame drive servomotor to compress the conducting foam according to the test parameter and stepping number of input,
Meanwhile the universal meter measures conducting foam sheet resistance value and is transferred to the test main frame in real time, the torque sensor
The pressure value of conducting foam is measured in real time and is transferred to the test main frame；
The sheet resistance value and pressure value that step 4, test main frame obtain according to measurement automatically generate analysis curve and analysis
As a result, the analysis curve and analysis result are shown and；
The test main frame, torque sensor and universal meter are integrated on the same device；
The test main frame is provided with LabVIEW softwares, and the LabVIEW softwares control moment sensor is surveyed in real time with universal meter
Conducting foam sheet resistance value and pressure value are measured, the LabVIEW softwares drive the servomotor by a control board.
2. conducting foam method of testing according to claim 1, it is characterised in that the test main frame passes with the torque
The connection of sensor connects for serial ports.
3. conducting foam method of testing according to claim 1, it is characterised in that the test main frame includes computer master
Machine, the display being connected with the host computer and the keyboard being connected with the host computer, the host computer respectively with
Torque sensor and the universal meter connection, the connection of the host computer and the torque sensor connect for serial ports.
4. conducting foam method of testing according to claim 1, it is characterised in that the test parameter includes：At the beginning of foam
Beginning thickness, foam final thickness, standard stepping and step pitch, the stepping
Times N=(foam original depth-foam final thickness)/(standard stepping × step pitch).
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| CN201510650769.2A CN105115547B (en) | 2015-10-10 | 2015-10-10 | A kind of conducting foam method of testing |
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| CN201510650769.2A CN105115547B (en) | 2015-10-10 | 2015-10-10 | A kind of conducting foam method of testing |
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| CN105115547A CN105115547A (en) | 2015-12-02 |
| CN105115547B true CN105115547B (en) | 2018-02-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108761230A (en) * | 2018-05-17 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of device and application method of enhancing server model machine baffle IO test effects |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916661A (en) * | 2021-10-24 | 2022-01-11 | 广东越联仪器有限公司 | Testing device for foam deformation and resistance |
| CN116046542B (en) * | 2023-03-17 | 2023-06-09 | 常州威可特新材料有限公司 | Conductive foam testing machine |
| CN117876341B (en) * | 2024-01-15 | 2024-07-09 | 深圳市鹏威创新科技有限公司 | Conductive foam quality detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5510812A (en) * | 1994-04-22 | 1996-04-23 | Hasbro, Inc. | Piezoresistive input device |
| GB2443246A (en) * | 2006-10-20 | 2008-04-30 | Mines Rescue Service Ltd | Electrodes for resistivity tomography in coal mines |
| CN202975059U (en) * | 2012-12-05 | 2013-06-05 | 亚光耐普罗精密注塑（天津）有限公司 | Hand-operated resistor test tool |
| CN204631133U (en) * | 2015-06-09 | 2015-09-09 | 隆扬电子（昆山）有限公司 | A kind of compression impedance test device |
| CN104914311A (en) * | 2015-06-09 | 2015-09-16 | 隆扬电子（昆山）有限公司 | Compression impedance test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108761230A (en) * | 2018-05-17 | 2018-11-06 | 郑州云海信息技术有限公司 | A kind of device and application method of enhancing server model machine baffle IO test effects |
| CN108761230B (en) * | 2018-05-17 | 2021-02-02 | 苏州浪潮智能科技有限公司 | Device for enhancing IO test effect of baffle of server prototype and use method |
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