CN115014744B - Detection device for determining distributed small hole water outlet effect based on exhaust time - Google Patents
Detection device for determining distributed small hole water outlet effect based on exhaust time Download PDFInfo
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- CN115014744B CN115014744B CN202210749948.1A CN202210749948A CN115014744B CN 115014744 B CN115014744 B CN 115014744B CN 202210749948 A CN202210749948 A CN 202210749948A CN 115014744 B CN115014744 B CN 115014744B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000001514 detection method Methods 0.000 title claims abstract description 59
- 230000000694 effects Effects 0.000 title claims abstract description 27
- 238000012360 testing method Methods 0.000 claims abstract description 158
- 230000001105 regulatory effect Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 6
- 238000013022 venting Methods 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000004590 computer program Methods 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention provides a detection device for determining a distributed small hole water outlet effect based on exhaust time, which comprises the following components: the device comprises a controller, an air inlet loop, a first test loop, a second test loop, a first pressure sensor, a second pressure sensor, a first detection module and a second detection module, wherein the control end of the air inlet loop is electrically connected with the output end of the controller; the input end of the air inlet loop is used for connecting an air source, the output end of the air inlet loop is connected with the input end of the first test loop and the input end of the second test loop, the output end of the first test loop is used for connecting a workpiece to be tested, the output end of the second test loop is used for connecting a standard part, the first detection module is configured between the output end of the first test loop and the workpiece to be tested, and the second detection module is configured between the output end of the second test loop and the standard part; the problem that water cannot be drained after the water outlet effect of the shower in the prior art is detected, and the phenomenon of rust corrosion is caused is solved.
Description
Technical Field
The invention relates to the field of water outlet detection of showers, in particular to a detection device for determining a distributed small hole water outlet effect based on exhaust time.
Background
The shower sprinkler is an indispensable article in modern household life, wherein the water flow of the shower sprinkler directly influences the experience and the comfort of people, so performance detection of the shower sprinkler before delivery is indispensable. The shower outlet water has various gears, the distribution of water outlet holes is dense, and the blockage, irregularity and the like of the water outlet holes can influence the performance indexes such as the water outlet flow and the water spray shape. At present, a manual water testing method is basically adopted for products such as showers, the main flow is to use a shower head to connect a shower head water flower tester to carry out water outlet test with set pressure, and whether quality problems exist in small holes of the shower head are judged by manually observing the defects of the shapes of the shower head water flowers such as shower head hole blocking, oblique spraying and crossing of the shower head water flowers and the like.
At present, more instruments for detecting the spray state and the spray shape of the shower head rely on manual observation, the test period is long, personal errors are easy to cause, and automation cannot be formed. Meanwhile, the detection method can realize detection only by supplying water to the product, the water outlet structure of the shower is complex, the loops are more, and the residual water cannot be thoroughly removed by the shower dehydrator, so that the subsequent treatment procedures of drying, corrosion prevention and the like of the shower are also carried out, and the enterprise cost and the product performance are greatly influenced.
In view of this, the present application has been proposed.
Disclosure of Invention
The invention discloses a detection device for determining a distributed small hole water outlet effect based on exhaust time, and aims to solve the problem that in the prior art, after water outlet effect detection is performed on a shower, water cannot be drained, and rust and corrosion are caused.
The first embodiment of the present invention provides a detection apparatus for determining a distributed pinhole water outlet effect based on an exhaust time, which is characterized by comprising: the device comprises a controller, an air inlet loop, a first test loop, a second test loop, a first pressure sensor, a second pressure sensor, a first detection module and a second detection module, wherein the control end of the air inlet loop is electrically connected with the output end of the controller;
The input end of the air inlet loop is used for connecting an air source, the output end of the air inlet loop is connected with the input end of the first test loop and the input end of the second test loop, the output end of the first test loop is used for connecting a workpiece to be tested, the output end of the second test loop is used for connecting a standard part, the first detection module is configured between the output end of the first test loop and the workpiece to be tested, and the second detection module is configured between the output end of the second test loop and the standard part;
the controller is configured to implement the following steps by executing a computer program stored therein:
generating a control signal to the air inlet loop so that the air source can introduce air with a preset pressure value into a first test loop and a second test loop which are positioned in a state that the input end is opened and the output end is closed;
when the first pressure sensor and the second pressure sensor detect that the first test loop and the second test loop reach preset pressure values, the input end of the first test loop and the input end of the second test loop are controlled to be closed;
After the timing of the first timer is received, controlling the output end of the first test loop and the output end of the second test loop to be opened, determining the linear deflation starting point and the end point of the first test loop through the first detection module, and determining the linear deflation starting point and the end point of the second test loop through the second detection module;
generating a gas release time difference according to the linear gas release starting point and the end point of the first test loop and the linear gas release starting point and the end point of the second test loop, and determining a distributed small hole water outlet result of the workpiece to be detected according to the gas release time difference.
Preferably, the intake circuit includes: a filter assembly, and an electronic proportional pressure regulating valve;
The input end of the filter assembly is connected with the air source, the output end of the filter assembly is connected with the input end of the electronic proportion pressure regulating valve, and the output end of the electronic proportion pressure regulating valve is connected with the input end of the first test loop and the input end of the second test loop;
And the control end of the electronic proportion pressure regulating valve is electrically connected with the output end of the controller.
Preferably, the first test loop comprises: a first solenoid valve, a first container, and a second solenoid valve;
The input end of the first electromagnetic valve is connected with the output end of the electronic proportion pressure regulating valve, the output end of the first electromagnetic valve is connected with the input end of the first container, the output end of the first container is connected with the input end of the second electromagnetic valve, the output end of the second electromagnetic valve is connected with the workpiece to be tested, and the first pressure sensor is arranged between the first container and the second electromagnetic valve;
the output end of the controller is electrically connected with the control end of the first electromagnetic valve and the control end of the second electromagnetic valve.
Preferably, the second test loop comprises: a third solenoid valve, a second container, and a fourth solenoid valve;
The input end of the third electromagnetic valve is connected with the output end of the electronic proportion pressure regulating valve, the output end of the third electromagnetic valve is connected with the input end of the second container, the output end of the second container is connected with the input end of the fourth electromagnetic valve, the output end of the fourth electromagnetic valve is connected with the standard component, and the second pressure sensor is configured between the second container and the fourth electromagnetic valve;
The output end of the controller is electrically connected with the control end of the third electromagnetic valve and the control end of the fourth electromagnetic valve.
Preferably, the first detection module comprises a third pressure sensor and a fourth pressure sensor which are electrically connected with the input end of the controller;
The third pressure sensor has a measuring range of 250-280 kpa, and the fourth pressure sensor has a measuring range of 0-30 kpa.
Preferably, the first detection module comprises a fifth pressure sensor and a sixth pressure sensor which are electrically connected with the input end of the controller;
The range of the fifth pressure sensor is 250-280 kpa, and the range of the sixth pressure sensor is 0-30 kpa.
Preferably, the determining, by the first detection module, the linear deflation starting point and the end point of the first test circuit, and the determining, by the second detection module, the linear deflation starting point and the end point of the second test circuit, specifically:
Defining a linear bleed start point of a first test circuit upon detecting by the third pressure sensor that the first test circuit reaches a first pressure value upon venting;
defining a linear bleed end point of the first test circuit upon detecting by the fourth pressure sensor that the first test circuit reaches a second pressure value upon venting;
Defining a linear bleed start point of the second test circuit upon detecting by the fifth pressure sensor that the second test circuit reaches a third pressure value upon venting;
And when the fourth pressure sensor detects that the first test loop reaches a fourth pressure value when exhausting, defining the linear deflation end point of a second test loop, wherein the first pressure value is equal to the third pressure value, and the second pressure value is equal to the fourth pressure value.
Preferably, the generating the air release time difference according to the linear air release start point and the end point of the first test loop and the linear air release start point and the end point of the second test loop, and determining the distributed small hole water outlet result of the workpiece to be detected according to the air release time difference specifically comprises:
acquiring a first period from a linear deflation starting point to a linear deflation ending point of the first test loop, and a second period from the linear deflation starting point to the linear deflation ending point of the second test loop;
generating a gas release time difference according to the first time period and the second time period, and judging whether the gas release time difference is smaller than a preset value or not;
If yes, defining the distributed small hole water outlet result of the workpiece to be tested as qualified;
if not, defining the distributed small hole water outlet result of the workpiece to be tested as unqualified.
Preferably, the method further comprises: a touch screen;
the touch screen is electrically connected with the controller.
Preferably, the controller is a PLC controller.
According to the detection device for determining the distributed small hole water outlet effect based on the exhaust time, the controller is used for controlling the air inlet loop to be opened so that the air source can convey air with a preset pressure value to the first test loop and the second test loop which are closed by the input end opening output end through the air inlet loop, when the first pressure sensor and the second pressure sensor detect that the first test loop and the second test loop reach the preset pressure value, the input end of the first test loop and the input end of the second test loop are controlled to be closed, then the input ends of the two test loops are closed to conduct pressure stabilization, air release is conducted after the pressure stabilization is finished, the linear starting point and the linear ending point in the air release process are determined through the first detection module and the second detection module, the air release time difference of the two test loops is determined according to the linear starting point and the linear ending point, and the distributed small hole water outlet result of the workpiece to be detected is determined, and the problem that in the prior art, after the water outlet effect detection of the shower is conducted, water is corroded, the water is not drained is solved.
Drawings
Fig. 1 is a schematic circuit diagram of a detection device for determining a distributed small hole water outlet effect based on exhaust time.
Fig. 2 is a schematic flow chart of the steps executed by the controller according to the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The invention discloses a detection device for determining a distributed small hole water outlet effect based on exhaust time, and aims to solve the problem that in the prior art, after water outlet effect detection is performed on a shower, water cannot be drained, and rust and corrosion are caused.
Referring to fig. 1 and 2, a first embodiment of the present invention provides a detection apparatus for determining a distributed small hole water outlet effect based on an exhaust time, which is characterized in that the detection apparatus includes: the controller, the air inlet loop 1, the first test loop 2, the second test loop 3, the first pressure sensor 23, the second pressure sensor 33, the first detection module and the second detection module, wherein the control end of the air inlet loop is electrically connected with the output end of the controller;
The input end of the air inlet loop 1 is used for connecting an air source, the output end of the air inlet loop 1 is connected with the input end of the first test loop 2 and the input end of the second test loop 3, the output end of the first test loop 2 is used for connecting a workpiece 4 to be tested, the output end of the second test loop 3 is used for connecting a standard part 5, the first detection module is configured between the output end of the first test loop 2 and the workpiece 4 to be tested, and the second detection module is configured between the output end of the second test loop 3 and the standard part 5;
It should be noted that, in this embodiment, the controller may send out an electrical signal for driving the control ends of the air intake circuit 1, the first test circuit 2, and the first test circuit 2, so that the circuit may operate between an open position where the corresponding part of the circuit is closed and a closed position where the corresponding part of the circuit is open, in this embodiment, the controller may convert the analog quantities collected by the first pressure sensor 23, the second pressure sensor 33, the first detection module, and the second detection module into digital quantities for displaying the differential pressure, specifically, in this embodiment, the controller may be a PLC controller, which may operate in a noisy industrial environment and may not be disturbed, in other embodiments, a single-chip microcomputer may also be used as the controller, which is not specifically limited herein, but these embodiments are all within the scope of protection of the present invention.
In this embodiment, the input end of the controller may be connected to a key module (e.g. a start key, a stop key, an emergency stop key, etc.) for initiating a signal for starting a test to the controller, or, of course, a touch screen may be used to electrically connect with the controller, so as to implement man-machine interaction, specifically, the signal for starting the test may be issued to the controller through the touch screen, and at the same time, each pressure value collected by the controller may be displayed on the touch screen.
The controller is configured to implement the following steps by executing a computer program stored therein:
S101, generating a control signal to the air inlet loop 1 so that the air source can lead air with a preset pressure value into a first test loop 2 and a second test loop 3 with an input end being opened and an output end being closed;
In one possible embodiment of the present invention, the air intake circuit 1 includes: a filter assembly 11, and an electronic proportional pressure regulating valve 12; the input end of the filter assembly 11 is connected with the air source, the output end of the filter assembly 11 is connected with the input end of the electronic proportional pressure regulating valve 12, and the output end of the electronic proportional pressure regulating valve 12 is connected with the input end of the first test loop 2 and the input end of the second test loop 3; the control end of the electronic proportion pressure regulating valve 12 is electrically connected with the output end of the controller.
The electronic proportional pressure regulating valve 12 is capable of receiving a pulse signal from the controller to enable the circuit to be fed with a gas of a predetermined pressure, wherein the filter assembly 11 may include a mechanical pressure regulating valve, a filter, and a three-part oil mist separator to filter impurities from the gas source.
S102, when the first pressure sensor 23 and the second pressure sensor 33 detect that the first test loop 2 and the second test loop 3 reach preset pressure values, the input end of the first test loop 2 and the input end of the second test loop 3 are controlled to be closed;
It should be noted that, the controller may obtain the pressure values of the first pressure sensor 23 and the second pressure sensor 33 in real time, and close the input end of the corresponding loop when the acquired values reach the preset value, and of course, in other embodiments, other manners may be used to close the input end of the loop, for example, close the loop when it is determined that the inflation time reaches the preset value, and these schemes may be set correspondingly according to the actual situation, but these schemes are all within the protection scope of the present invention.
S103, after the timing completion of the first timer is received, controlling the output end of the first test loop 2 and the output end of the second test loop 3 to be opened, determining the linear deflation starting point and the end point of the first test loop 2 through the first detection module, and determining the linear deflation starting point and the end point of the second test loop 3 through the second detection module;
It should be noted that the timer may be a software module in the controller, may be directly called and used for timing, and the purpose of setting the first timer is to make the test loop enter the pressure stabilizing stage after the test loop is inflated, where the first pressure sensor 23 and the second pressure sensor 33 may be a barometer, and the pressure value of the air path is monitored by the barometer, so as to achieve a more accurate test result, and avoid adverse effects on the test result caused by air flow fluctuation.
In one possible embodiment of the invention, the first detection module comprises a third pressure sensor 25 and a fourth pressure sensor 26 electrically connected to the input of the controller;
the range of the third pressure sensor 25 may be 250-280 kpa, and the range of the fourth pressure sensor 26 may be 0-30 kpa.
The third pressure sensor 25 is a non-zero starting point and a narrow range pressure sensor, which is used for detecting the deflation starting point of the first test circuit 2;
Specifically, in this embodiment, when the third pressure sensor 25 detects that the first test circuit 2 reaches the first pressure value during the exhaust, the start point of the linear deflation of the first test circuit 2 may be defined, where the timing may be started when the pressure value at the output end of the first test circuit 2 of the third pressure sensor 25 is 260kpa, and the time point at which the timing is started may be acquired.
When the fourth pressure sensor 26 detects that the first test circuit 2 reaches the second pressure value during the exhaust, the end point of the linear deflation of the first test circuit 2 is defined, wherein when the third pressure sensor 25 senses that the pressure value at the output end of the first test circuit 2 is 20kpa, the timing can be ended, and the time point of ending the timing is acquired, so that the deflation period of the first test circuit 2 is generated.
In one possible embodiment of the invention, the second detection module comprises a fifth pressure sensor 35 and a sixth pressure sensor 36 electrically connected to the input of the controller;
The range of the fifth pressure sensor 35 may be 250-280 kpa, and the range of the sixth pressure sensor 36 may be 0-30 kpa.
The fifth pressure sensor 35 is a non-zero starting point and a narrow range pressure sensor, which is used for detecting the deflation starting point of the second test circuit 3;
specifically, in the present embodiment, when the fifth pressure sensor 35 detects that the second test circuit 3 reaches the third pressure value during the exhaust, the start point of the linear deflation of the second test circuit 3 may be defined, where the timing may be started when the pressure value at the output end of the second test circuit 3 of the fifth pressure sensor 35 is 260kpa, and the time point at which the timing is started may be acquired.
When the sixth pressure sensor 36 detects that the second test circuit 3 reaches a fourth pressure value during the exhaust, the end point of the linear deflation of the second test circuit 3 is defined, wherein when the sixth pressure sensor 36 senses that the pressure value at the output end of the second test circuit 3 is 20kpa, the timing can be ended, a time point of ending the timing is acquired, and the deflation period of the second test circuit 3 is generated.
It should be noted that, the air release start point and the air release end point are obtained through the pressure sensors with two different measuring ranges, so that the accuracy of time point obtaining can be improved to a great extent, and further, in the embodiment, a 1ms timer is adopted, so that the accuracy of measurement can be further improved.
S104, generating an air release time difference according to the linear air release starting point and the linear air release end point of the first test loop 2 and the linear air release starting point and the linear air release end point of the second test loop 3, and determining a distributed small hole water outlet result of the workpiece to be detected according to the air release time difference.
Specifically, in the present embodiment, a first period from the linear deflation start point to the linear deflation end point of the first test circuit 2 and a second period from the linear deflation start point to the linear deflation end point of the second test circuit 3 are acquired;
generating a gas release time difference according to the first time period and the second time period, and judging whether the gas release time difference is smaller than a preset value or not;
If yes, defining the distributed small hole water outlet result of the workpiece 4 to be tested as qualified;
if not, defining the distributed small hole water outlet result of the workpiece 4 to be tested as unqualified.
In one possible embodiment of the invention, the first test circuit 2 comprises: a first solenoid valve 21, a first container 22, and a second solenoid valve 24;
The input end of the first electromagnetic valve 21 is connected with the output end of the electronic proportion pressure regulating valve 12, the output end of the first electromagnetic valve 21 is connected with the input end of the first container 22, the output end of the first container 22 is connected with the input end of the second electromagnetic valve 24, the output end of the second electromagnetic valve 24 is connected with the workpiece 4 to be tested, and the first pressure sensor 23 is configured between the first container 22 and the second electromagnetic valve 24;
the output end of the controller is electrically connected with the control end of the first electromagnetic valve 21 and the control end of the second electromagnetic valve 24.
In this embodiment, the first solenoid valve 21 is controlled by the controller and is used for opening and closing the input end of the first test circuit 2, the second solenoid valve 24 is controlled by the controller and is used for opening and closing the output end of the first test circuit 2, and the first container 22 is a gas storage device of the first test circuit 2.
In one possible embodiment of the invention, the second test circuit 3 comprises: a third solenoid valve 31, a second container 32, and a fourth solenoid valve 34;
The input end of the third electromagnetic valve 31 is connected with the output end of the electronic proportional pressure regulating valve 12, the output end of the third electromagnetic valve 31 is connected with the input end of the second container 32, the output end of the second container 32 is connected with the input end of the fourth electromagnetic valve 34, the output end of the fourth electromagnetic valve 34 is connected with the standard component 5, and the second pressure sensor 33 is configured between the second container 32 and the fourth electromagnetic valve 34;
the output end of the controller is electrically connected with the control end of the third electromagnetic valve 31 and the control end of the fourth electromagnetic valve 34.
In this embodiment, the third solenoid valve 31 is controlled by the controller and is used for opening and closing the input end of the second test circuit 3, the fourth solenoid valve 34 is controlled by the controller and is used for opening and closing the output end of the second test circuit 3, and the second container 32 is a gas storage device of the second test circuit 3.
According to the detection device for determining the distributed small hole water outlet effect based on the exhaust time, the controller controls the air inlet loop 1 to be opened so that the air source can convey air with a preset pressure value to the first test loop 2 and the second test loop 3 which are closed by the input end opening output end through the air inlet loop 1, when the first pressure sensor 23 and the second pressure sensor 33 detect that the first test loop 2 and the second test loop 3 reach the preset pressure value, the input end of the first test loop 2 and the input end of the second test loop 3 are controlled to be closed, then the input ends of the two test loops are closed to conduct pressure stabilization, air release is conducted after the pressure stabilization is finished, the linear starting point and the linear ending point in the air release process are determined through the first detection module and the second detection module, the air release time difference of the two air release time points is determined according to the first starting point and the linear ending point, and the distributed small hole water outlet result of a workpiece to be detected is determined, and the problem that rust cannot be caused by water drain after water outlet detection is conducted in the prior art is solved.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention.
Claims (10)
1. Detection device of distributed aperture water effect is confirmed based on exhaust time, characterized in that includes: the device comprises a controller, an air inlet loop, a first test loop, a second test loop, a first pressure sensor, a second pressure sensor, a first detection module and a second detection module, wherein the control end of the air inlet loop is electrically connected with the output end of the controller;
The input end of the air inlet loop is used for connecting an air source, the output end of the air inlet loop is connected with the input end of the first test loop and the input end of the second test loop, the output end of the first test loop is used for connecting a workpiece to be tested, the output end of the second test loop is used for connecting a standard part, the first detection module is configured between the output end of the first test loop and the workpiece to be tested, and the second detection module is configured between the output end of the second test loop and the standard part;
the controller is configured to implement the following steps by executing a computer program stored therein:
generating a control signal to the air inlet loop so that the air source can introduce air with a preset pressure value into a first test loop and a second test loop which are positioned in a state that the input end is opened and the output end is closed;
when the first pressure sensor and the second pressure sensor detect that the first test loop and the second test loop reach preset pressure values, the input end of the first test loop and the input end of the second test loop are controlled to be closed;
After the timing of the first timer is received, controlling the output end of the first test loop and the output end of the second test loop to be opened, determining the linear deflation starting point and the end point of the first test loop through the first detection module, and determining the linear deflation starting point and the end point of the second test loop through the second detection module;
Generating a gas release time difference according to the linear gas release starting point and the end point of the first test loop and the linear gas release starting point and the end point of the second test loop, and determining a distributed small hole water outlet result of the workpiece to be tested according to the gas release time difference.
2. The apparatus for detecting distributed pinhole water effect based on exhaust time of claim 1, wherein the air intake circuit comprises: a filter assembly, and an electronic proportional pressure regulating valve;
The input end of the filter assembly is connected with the air source, the output end of the filter assembly is connected with the input end of the electronic proportion pressure regulating valve, and the output end of the electronic proportion pressure regulating valve is connected with the input end of the first test loop and the input end of the second test loop;
And the control end of the electronic proportion pressure regulating valve is electrically connected with the output end of the controller.
3. The apparatus for detecting distributed pinhole water effects based on exhaust time of claim 2, wherein the first test loop comprises: a first solenoid valve, a first container, and a second solenoid valve;
The input end of the first electromagnetic valve is connected with the output end of the electronic proportion pressure regulating valve, the output end of the first electromagnetic valve is connected with the input end of the first container, the output end of the first container is connected with the input end of the second electromagnetic valve, the output end of the second electromagnetic valve is connected with the workpiece to be tested, and the first pressure sensor is arranged between the first container and the second electromagnetic valve;
the output end of the controller is electrically connected with the control end of the first electromagnetic valve and the control end of the second electromagnetic valve.
4. The apparatus for detecting distributed pinhole water effects based on exhaust time of claim 2, wherein the second test loop comprises: a third solenoid valve, a second container, and a fourth solenoid valve;
The input end of the third electromagnetic valve is connected with the output end of the electronic proportion pressure regulating valve, the output end of the third electromagnetic valve is connected with the input end of the second container, the output end of the second container is connected with the input end of the fourth electromagnetic valve, the output end of the fourth electromagnetic valve is connected with the standard component, and the second pressure sensor is configured between the second container and the fourth electromagnetic valve;
The output end of the controller is electrically connected with the control end of the third electromagnetic valve and the control end of the fourth electromagnetic valve.
5. The device for detecting the water outlet effect of the distributed small holes based on the exhaust time according to claim 1, wherein the first detection module comprises a third pressure sensor and a fourth pressure sensor which are electrically connected with an input end of the controller;
The third pressure sensor has a measuring range of 250-280 kpa, and the fourth pressure sensor has a measuring range of 0-30 kpa.
6. The device for detecting the water outlet effect of the distributed small holes based on the exhaust time according to claim 5, wherein the first detection module comprises a fifth pressure sensor and a sixth pressure sensor which are electrically connected with an input end of the controller;
The range of the fifth pressure sensor is 250-280 kpa, and the range of the sixth pressure sensor is 0-30 kpa.
7. The device for detecting the water outlet effect of the distributed small holes based on the air outlet time according to claim 6, wherein the method for determining the linear air outlet starting point and the end point of the first test loop by the first detection module and the method for determining the linear air outlet starting point and the end point of the second test loop by the second detection module is specifically as follows:
Defining a linear bleed start point of a first test circuit upon detecting by the third pressure sensor that the first test circuit reaches a first pressure value upon venting;
defining a linear bleed end point of the first test circuit upon detecting by the fourth pressure sensor that the first test circuit reaches a second pressure value upon venting;
Defining a linear bleed start point of the second test circuit upon detecting by the fifth pressure sensor that the second test circuit reaches a third pressure value upon venting;
And when the fourth pressure sensor detects that the first test loop reaches a fourth pressure value when exhausting, defining the linear deflation end point of a second test loop, wherein the first pressure value is equal to the third pressure value, and the second pressure value is equal to the fourth pressure value.
8. The device for detecting the distributed small hole water outlet effect according to the exhaust time of claim 7, wherein the generating the air release time difference according to the linear air release start point and the end point of the first test circuit and the linear air release start point and the end point of the second test circuit, and determining the distributed small hole water outlet effect of the workpiece to be detected according to the air release time difference specifically comprises:
acquiring a first period from a linear deflation starting point to a linear deflation ending point of the first test loop, and a second period from the linear deflation starting point to the linear deflation ending point of the second test loop;
generating a gas release time difference according to the first time period and the second time period, and judging whether the gas release time difference is smaller than a preset value or not;
If yes, defining the distributed small hole water outlet result of the workpiece to be tested as qualified;
if not, defining the distributed small hole water outlet result of the workpiece to be tested as unqualified.
9. The apparatus for detecting distributed pinhole water effect based on exhaust time of claim 1, further comprising: a touch screen;
the touch screen is electrically connected with the controller.
10. The device for detecting the water outlet effect of the distributed small holes based on the exhaust time according to claim 1, wherein the controller is a PLC controller.
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