CN108254169A - A kind of venturi air-valve automated testing method and system - Google Patents

A kind of venturi air-valve automated testing method and system Download PDF

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Publication number
CN108254169A
CN108254169A CN201711495361.8A CN201711495361A CN108254169A CN 108254169 A CN108254169 A CN 108254169A CN 201711495361 A CN201711495361 A CN 201711495361A CN 108254169 A CN108254169 A CN 108254169A
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CN
China
Prior art keywords
valve
data
venturi air
air
real
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Pending
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CN201711495361.8A
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Chinese (zh)
Inventor
张雁翔
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ZHUHAI HAOXING AUTOMATION SYSTEM CO Ltd
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ZHUHAI HAOXING AUTOMATION SYSTEM CO Ltd
Priority date (The priority date 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 date listed.)
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Application filed by ZHUHAI HAOXING AUTOMATION SYSTEM CO Ltd filed Critical ZHUHAI HAOXING AUTOMATION SYSTEM CO Ltd
Priority to CN201711495361.8A priority Critical patent/CN108254169A/en
Publication of CN108254169A publication Critical patent/CN108254169A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts

Abstract

The present invention proposes that a kind of venturi air-valve automated testing method and system, the venturi air-valve automatization test system include:One blast apparatus and a test execution machine;The blast apparatus is docked with venturi air-valve to be measured;There is the test execution machine main control module and the data/control interface being connect with the main control module, display screen, memory bank and input operation accessory, the data/control interface to be connected with the blast apparatus and venturi air-valve.The venturi air-valve automated testing method is:Several stroke recording points in venturi air-valve total travel to be measured are set, run venturi air-valve and obtain real-time air quantity data when stroke recording point is reached, is formed and is associated between current stroke recording point and real-time air quantity data;By several ventilation magnitude operation venturi air-valves are set, and real-time travel position is obtained under current airflow value, and real-time travel position and stroke recording point are compared, error amount is calculated.

Description

A kind of venturi air-valve automated testing method and system
Technical field
The present invention relates to a kind of venturi air-valve automated testing method and systems.
Background technology
Venturi valve is the equipment manufactured based on Venturi effect, combines the unrelated adjuster of pressure and high speed of machinery Gas flow controller, high-precision control and regulation are realized to the fluid flow in channel, are often applied in certain requirement controls The biological products factory of negative pressure, the places such as poisonous and harmful, chemical laboratory and biocontainment laboratory.Existing venturi valve Operation precision test by manually carrying out, not only inefficiency, false failure rate is high, and can not realize higher test essence Degree is also higher to the profession requirement of technical staff;In addition, manual testing's mode is very eaten when being tested in face of typical products in mass production Power, and more difficult generation global test data record, producer think that therefrom analysis product quality problems are more difficult.
Such as problem above is there is an urgent need for being improved, and existing information technology then provides preferable practice processes, this hair Bright is exactly thus to make innovation thought to obtain automation testing scheme.
Invention content
To overcome the problems, such as to refer in background technology, the present invention proposes a kind of venturi air-valve automated testing method and is System, it is therefore intended that improve the present situations such as product test efficiency low, false failure rate is high, the technical staff's level requirement height of current line in the industry, Its particular technique content is as follows:
A kind of venturi air-valve automated testing method, which is characterized in that including:
Sub-data recording step, specifically:
Several stroke recording points in venturi air-valve total travel to be measured are set, run venturi air-valve and in arrival stroke Real-time air quantity data are obtained during record point, is formed and is associated between current stroke recording point and real-time air quantity data;
Verification step, specifically:
Venturi air-valves are run, and real-time travel position is obtained under current airflow value, and will by several ventilation magnitudes are set Real-time travel position is compared with stroke recording point in above-mentioned association, corresponding with current airflow value, calculates error amount simultaneously It is reminded or alarmed according to error amount.
In the sub-data recording step, one stroke recording point is set every the 1-3% of total travel.
Meanwhile the present invention also proposes a kind of venturi air-valve automatization test system, including:One blast apparatus and one is surveyed Try execution machine;The blast apparatus has controller and air-out passage, and air-out passage is docked with venturi air-valve to be measured;Institute Test execution machine is stated with main control module and the data/control interface being connect with the main control module, display screen, storage Body and input operation accessory, the data/control interface is connected with the blast apparatus and venturi air-valve, for being carried out to it Control and collection operation data;The main control module performs above-mentioned sub-data recording step and verification step.
In one or more embodiments of the invention, the input operation accessory includes keyboard and mouse or packet Include the touch screen integrated with display screen.
In one or more embodiments of the invention, the main control module includes test parameter setting submodule, control System module, data-acquisition submodule, comparison operation submodule and display sub-module;
The test parameter setting submodule surveys data type and the sampling interval with required acquisition for setting;
The data-acquisition submodule obtains the real time execution of blast apparatus and venturi air-valve via the data/control interface Data;
The real-time running data of acquisition and generator volume curve are compared operation to obtain error amount by the comparison operation submodule, The real-time running data, error amount and generator volume curve data make display processing by the display sub-module;
The control submodule is used for according to generator volume curve and the operation parameters of setting to the blast apparatus and venturi air-valve It is controlled, is connected by the data/control interface with the blast apparatus and venturi air-valve.
In one or more embodiments of the invention, the display sub-module is additionally operable to generate and shows measured data song Line.
The beneficial effects of the invention are as follows:Using existing information technology as practice processes, innovation obtains automation testing scheme, The present situations such as the product test efficiency of current line in the industry is low, false failure rate is high, technical staff's level requirement height are effectively improved, only need to test Personnel are familiar with flow gauge, greatly reduce knowledge threshold and tester's quantity, and labor cost is saved for enterprise.And And product problem can quickly be found by the acquisition of real time data, the operation of error amount and make suitable adjust, and system can give birth to Into data and curves, professional technician can be by curve come analysis product quality and optimization direction, technical and practical sex expression Brilliance is suitble to promote the use of.
Description of the drawings
Fig. 1 is the composition schematic diagram of the venturi air-valve automatization test system of the present invention.
Fig. 2 is the functional block diagram of the venturi air-valve automatization test system of the present invention.
Specific embodiment
Below in conjunction with attached Fig. 1 and 2, application scheme is further described:
A kind of venturi air-valve automated testing method, which is characterized in that including:
Sub-data recording step, specifically:
Several stroke recording points in venturi air-valve total travel to be measured are set, run venturi air-valve and in arrival stroke Real-time air quantity data are obtained during record point, is formed and is associated between current stroke recording point and real-time air quantity data;
Verification step, specifically:
Venturi air-valves are run, and real-time travel position is obtained under current airflow value, and will by several ventilation magnitudes are set Real-time travel position is compared with stroke recording point in above-mentioned association, corresponding with current airflow value, calculates error amount simultaneously It is reminded or alarmed according to error amount.
In the sub-data recording step, a stroke recording point, i.e., 50 altogether records are set every the 2% of total travel Point obtains real-time air quantity data, between current stroke recording point and real-time air quantity data when often going to a record point position Form association.
A kind of venturi air-valve automatization test system, including:One blast apparatus 1 and a test execution machine 2;The drum Wind devices 1 have controller 11 and air-out passage 12, and air-out passage 12 is docked with venturi air-valve 3 to be measured;The test Execution machine 2 have main control module 21 and connect with the main control module 21 data/control interface 22, display screen 23, Memory bank 24 and input operation accessory 25, the controller 11 and venturi of the data/control interface 22 and the blast apparatus 1 The controller 31 of air-valve 3 is connected, for controlling it and collecting operation data;The main control module 21 is used for actual measurement Data are compared, to obtain measurement error;Specifically can in test presetting generator volume curve, and carried out according to generator volume curve Air quantity is adjusted, and the generator volume curve is stored in the memory bank 24 to call at any time.The input operation accessory 25 includes key Disk and mouse or including the touch screen integrated with display screen 23.
The main control module 21 includes test parameter setting submodule 211, control submodule 212, data acquisition mould Block 213, comparison operation submodule 214 and display sub-module 215;
The test parameter setting submodule 211 surveys data type and the sampling interval with required acquisition for setting;
The data-acquisition submodule 213 obtains the real-time of blast apparatus and venturi air-valve via data/control interface Operation data;
The real-time running data of acquisition and generator volume curve are compared operation to obtain error by the comparison operation submodule 214 Value, the real-time running data, error amount and generator volume curve data make display processing by the display sub-module 215;
The control submodule 212 is used for according to generator volume curve and the operation parameters of setting to the blast apparatus 1 and venturi Air-valve 3 is controlled, and is connected by the data/control interface 22 with the blast apparatus 1 and venturi air-valve 3.
The display sub-module 214 is additionally operable to generate and shows measured data curve.
It is that above-mentioned preferred embodiment should be regarded as application scheme embodiment for example, all with application scheme thunder Same, approximation or the technology deduction made based on this, replacement, improvement etc. are regarded as the protection domain of this patent.

Claims (6)

1. a kind of venturi air-valve automated testing method, which is characterized in that including:
Sub-data recording step, specifically:
Several stroke recording points in venturi air-valve total travel to be measured are set, run venturi air-valve and in arrival stroke Real-time air quantity data are obtained during record point, is formed and is associated between current stroke recording point and real-time air quantity data;
Verification step, specifically:
Venturi air-valves are run, and real-time travel position is obtained under current airflow value, and will by several ventilation magnitudes are set Real-time travel position is compared with stroke recording point in above-mentioned association, corresponding with current airflow value, calculates error amount simultaneously It is reminded or alarmed according to error amount.
2. venturi air-valve automated testing method according to claim 1, it is characterised in that:It is walked in the data record In rapid, one stroke recording point is set every the 1-3% of total travel.
3. a kind of venturi air-valve automatization test system, which is characterized in that including:One blast apparatus and a test execution machine; The blast apparatus has controller and air-out passage, and air-out passage is docked with venturi air-valve to be measured, and if being provided with Dry nozzle generates different air quantity outputs with corresponding, and the nozzle is controlled by the controller;The test execution machine has master Control module and the data/control interface being connect with the main control module, display screen, memory bank and input operation accessory, Data/the control interface is connected with the blast apparatus and venturi air-valve, for controlling it and collecting operation number According to;Sub-data recording step and verification step described in the main control module perform claim requirement 1.
4. venturi air-valve automatization test system according to claim 3, it is characterised in that:The input operation accessory Including keyboard and mouse or including the touch screen integrated with display screen.
5. venturi air-valve automatization test system according to claim 3, it is characterised in that:The main control module packet Include test parameter setting submodule, control submodule, data-acquisition submodule, comparison operation submodule and display sub-module;
The test parameter setting submodule surveys data type and the sampling interval with required acquisition for setting;
The data-acquisition submodule obtains the real time execution of blast apparatus and venturi air-valve via the data/control interface Data;
The real-time running data of acquisition and generator volume curve are compared operation to obtain error amount by the comparison operation submodule, The real-time running data, error amount and generator volume curve data make display processing by the display sub-module;
The control submodule is used for according to generator volume curve and the operation parameters of setting to the blast apparatus and venturi air-valve It is controlled, is connected by the data/control interface with the blast apparatus and venturi air-valve.
6. venturi air-valve automatization test system according to claim 5, it is characterised in that:The display sub-module is also For generating and showing measured data curve.
CN201711495361.8A 2017-12-28 2017-12-28 A kind of venturi air-valve automated testing method and system Pending CN108254169A (en)

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CN103307342A (en) * 2012-03-15 2013-09-18 冯经娟 Method for determining a fluid flow rate with a fluid control valve
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