CN115127748A - Integrated vacuum generator performance detection equipment and detection method - Google Patents
Integrated vacuum generator performance detection equipment and detection method Download PDFInfo
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- CN115127748A CN115127748A CN202210549926.0A CN202210549926A CN115127748A CN 115127748 A CN115127748 A CN 115127748A CN 202210549926 A CN202210549926 A CN 202210549926A CN 115127748 A CN115127748 A CN 115127748A
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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
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
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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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Abstract
The invention relates to an integrated vacuum generator performance detection device, comprising: the first air path comprises a first electronic valve, an air consumption flow meter and an air inlet pressure meter which are sequentially connected, and the first electronic valve controls the connection and disconnection between an external air source and an air inlet joint of the integrated vacuum generator to be tested; the second gas circuit comprises a second electronic valve, a vacuum flow meter and a vacuum pressure gauge which are sequentially connected, and the second electronic valve controls the connection and disconnection between a vacuumizing joint of the integrated vacuum generator and the atmosphere; the PLC is connected with the first electronic valve and the second electronic valve; only open first electronic valve, can carry out interior hourglass to integrated form vacuum generator and detect, then, open second electronic valve and vacuum generator's vacuum solenoid valve in proper order, can carry out the detection of maximum vacuum degree, maximum air consumption and maximum vacuum flow, after this detects, open vacuum generator's destruction solenoid valve, carry out the detection of maximum destruction flow, overall structure realizes easily and detects that data is comprehensive.
Description
Technical Field
The invention relates to the technical field of vacuum generator detection, in particular to integrated vacuum generator performance detection equipment and a detection method.
Background
The working principle of the vacuum generator is that the nozzle is used for jetting compressed air at a high speed to suck air around the outlet of the nozzle, so that a vacuum device is generated, an air inlet connector, a vacuum pumping connector and an exhaust connector are generally arranged on a conventional vacuum generator, and a breaking electromagnetic valve, a vacuum electromagnetic valve and a vacuum sensor or a digital display pressure gauge are additionally arranged on the body of the integrated vacuum generator, so that the vacuum generator can realize automatic control and more visual display without additionally adding other accessories.
At present, the integrated vacuum generators on the domestic market are various in types and different in models, and key technical indexes have large differences, so that the integrated vacuum generators are generally required to be subjected to performance test before being used, the influence on the use effect of the integrated vacuum generators due to the performance defects of products is avoided, most of the existing related detection equipment aims at the conventional vacuum generators to carry out detection, one is to directly adopt a plurality of flow sensors to carry out simple test, but the detection method is often insufficient in comprehensive and scientific performance parameters of the detection because professional and systematic detection equipment is lacked in the industry; the other is similar to a chinese invention, and the authorized publication number is CN104330278B, which performs related tests on the exhaust characteristics and the flow characteristics of the vacuum generator by means of a flow stabilizer, an intake flow control device, an exhaust flow control device, a pressure test device and a vacuum test unit, although such a detection method is relatively comprehensive, it is not suitable for an integrated vacuum generator, and cannot test whether the integrated vacuum generator has internal leakage and maximum failure flow, and there is no related detection equipment in the market.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problem that no related equipment is available in the prior art for carrying out comprehensive detection on the integrated vacuum generator.
In order to solve the above technical problem, the present invention provides an integrated vacuum generator performance detection apparatus, comprising:
the first air passage comprises a first electronic valve, an air consumption flow meter and an air inlet pressure meter, the first electronic valve, the air consumption flow meter and the air inlet pressure meter are sequentially connected through a pipeline, and the first electronic valve controls the on-off of an external air source and an air inlet connector of the integrated vacuum generator to be tested;
the second gas circuit comprises a second electronic valve, a vacuum flow meter and a vacuum pressure meter, the second electronic valve, the vacuum flow meter and the vacuum pressure meter are sequentially connected through a pipeline, and the second electronic valve controls the on-off between a vacuumizing joint of the integrated vacuum generator and the atmosphere;
the PLC is connected with the first electronic valve and the second electronic valve;
when the integrated vacuum generator is detected, the first electronic valve is opened, the integrated vacuum generator is subjected to inner leakage detection, then the second electronic valve and the vacuum electromagnetic valves on the integrated vacuum generator are sequentially opened, the integrated vacuum generator is subjected to detection of maximum vacuum degree, maximum air consumption and maximum vacuum flow, and after the detection is finished, the destruction electromagnetic valve of the integrated vacuum generator is opened to perform detection of maximum destruction flow.
In an embodiment of the invention, the system further comprises an AD module and an industrial control computer, wherein an output of the AD module is connected with the industrial control computer, and an input of the AD module is connected with the gas consumption flowmeter, the gas inlet pressure gauge, the vacuum flowmeter and the vacuum pressure gauge.
In one embodiment of the invention, the air filter kit further comprises an inlet of the air filter kit connected with the external air source, and an outlet of the air filter kit connected with the first electronic valve.
In one embodiment of the invention, the air filtering kit comprises an oil filter, an air dryer and a manual pressure regulating valve which are communicated in sequence.
In one embodiment of the invention, the vacuum device further comprises a vacuum filter, wherein an inlet of the vacuum filter is communicated with the atmosphere, and an outlet of the vacuum filter is connected with the second electronic valve.
In an embodiment of the present invention, the gas supply system further includes a workbench, and the first gas circuit, the second gas circuit, and the PLC controller are all disposed on the workbench.
The invention also provides an internal leakage detection method of the integrated vacuum generator, which is used for detecting by using the performance detection equipment of the integrated vacuum generator and comprises the following steps:
(1) closing the second electronic valve, the destruction solenoid valve and the vacuum solenoid valve, wherein the output of the second gas path is O;
(2) opening the first electronic valve, switching on the external gas source and waiting for the external gas source to release gas;
(3) and collecting data of the gas consumption flow meter, wherein if the gas consumption flow meter displays a numerical value, the integrated vacuum generator is indicated to generate inner leakage, and otherwise, the integrated vacuum generator is indicated not to generate inner leakage.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which is used for detecting by using the integrated vacuum generator performance detection equipment and comprises the following steps: detecting the maximum vacuum degree and the maximum air consumption of the integrated vacuum generator, specifically:
(1) closing the second electronic valve and the destruction solenoid valve;
(2) opening the first electronic valve to connect the external air source, and simultaneously opening the vacuum electromagnetic valve;
(3) waiting for the external air source to release air and fill the first air path, and collecting data of the air consumption flow meter and the vacuum pressure meter, wherein the vacuum pressure meter displays that the value is the maximum vacuum degree, and the air consumption flow meter displays that the value is the maximum air consumption.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which is used for detecting by using the integrated vacuum generator performance detection equipment and comprises the following steps: the method for detecting the maximum vacuum flow of the integrated vacuum generator specifically comprises the following steps:
(1) closing the destruction solenoid valve;
(2) opening the first electronic valve to connect with an external air source, and simultaneously opening the vacuum solenoid valve and the second electronic valve;
(3) and waiting for the external air source to release air, conducting the first air path, and collecting data of the vacuum flowmeter, wherein the value displayed by the vacuum flowmeter is the maximum vacuum flow.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which is used for detecting by using the integrated vacuum generator performance detection equipment and comprises the following steps: the method for detecting the maximum breaking flow of the integrated vacuum generator specifically comprises the following steps:
(1) opening the first electronic valve to connect with an external air source, the external air source releases air and conducts the first air path, and simultaneously opening the second electronic valve:
(2) closing the vacuum electromagnetic valve, wherein the output of the second gas path is 0;
(3) and opening a destruction electromagnetic valve, and collecting data of the gas consumption flow meter, wherein the gas consumption flow meter displays the value as the maximum destruction flow.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the performance detection equipment for the integrated vacuum generator, the first air circuit and the second air circuit are respectively controlled through the two electronic valves, the air consumption flow meter and the air inlet pressure meter are arranged on the first air circuit, the vacuum flow meter and the vacuum pressure meter are arranged on the second air circuit, the air inlet connector of the integrated vacuum generator to be detected is communicated with an external air source through the first air circuit, the vacuumizing connector of the integrated vacuum generator to be detected is directly communicated with the atmosphere, the on-off of the first electronic valve, the second electronic valve and the breaking electromagnetic valve and the vacuum electronic valve on the integrated vacuum generator to be detected are respectively controlled, the internal leakage detection and the related performance detection of the integrated vacuum generator can be realized according to the readings of the corresponding flow meter and the corresponding pressure meter, the integral structure is easy to realize, and the detection data are relatively comprehensive.
Drawings
In order that the present disclosure may be more readily understood, a more particular description of the disclosure will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings
FIG. 1 is a schematic view of the overall structure of one of the angles of the integrated vacuum generator performance testing apparatus of the present invention;
FIG. 2 is a schematic view of another angle of the integrated vacuum generator performance testing apparatus of the present invention;
FIG. 3 is a schematic diagram of the gas path structure of the integrated vacuum generator performance testing apparatus of the present invention;
fig. 4 is a schematic structural view of the integrated vacuum generator of the test sample.
The specification reference numbers indicate: 1. an integrated vacuum generator to be tested; 101. vacuumizing the joint; 102. an air inlet joint; 103. an exhaust joint; 104. destroying the electromagnetic valve; 105. a vacuum solenoid valve; 106. a vacuum sensor; 2. a work table; 3. a gas consumption flow meter; 4. an air intake pressure gauge; 5. a first electronic valve; 6. a vacuum flow meter; 7. a vacuum pressure gauge; 8. a second electronic valve; 9. a vacuum filter; 10. an air filter kit; 11. an AD module; 12. a PLC controller; 13. an industrial control computer.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 4, the present invention provides an integrated vacuum generator performance testing apparatus, including:
the first air path comprises a first electronic valve 5, an air consumption flow meter 3 and an air inlet pressure meter 4, the first electronic valve 5, the air consumption flow meter 3 and the air inlet pressure meter 4 are sequentially connected through a pipeline, and the first electronic valve 5 controls the connection and disconnection between an external air source and an air inlet connector 102 of the integrated vacuum generator 1 to be tested;
specifically, an external air source, a first electromagnetic valve, an air consumption flow meter 3 and an air inlet joint 102 of the integrated vacuum generator 1 to be tested are sequentially connected, and an air inlet pressure gauge 4 is arranged on a connecting air path between the air consumption flow meter 3 and the air inlet joint 102 on the vacuum generator.
The second air path comprises a second electronic valve 8, a vacuum flowmeter 6 and a vacuum pressure gauge 7, the second electronic valve 8, the vacuum flowmeter 6 and the vacuum pressure gauge 7 are sequentially connected through a pipeline, and the second electronic valve 8 controls the on-off between the vacuumizing connector 101 of the integrated vacuum generator and the atmosphere;
specifically, the first electromagnetic valve, the vacuum flowmeter 6 and the vacuumizing connector 101 of the integrated vacuum generator 1 to be tested are sequentially connected, and the vacuum pressure gauge 7 is arranged on a connecting air path between the vacuum flowmeter 6 and the vacuumizing connector 101 on the vacuum generator.
More, the connecting pipelines between each flow meter and each pressure gauge, the electromagnetic valve and the integrated vacuum generator to be detected adopt corrosion-resistant and high-pressure-resistant transparent rubber pipes, and a silencer can be mounted on the exhaust joint 103 of the integrated vacuum generator to be detected so as to reduce the overall noise of the test environment.
A PLC controller 12 connected to the first electronic valve 5 and the second electronic valve 8;
specifically, the PLC controller 12 also controls the opening and closing of the destruction solenoid valve 104 and the vacuum solenoid valve 105 on the integrated vacuum generator 1 to be tested.
When the integrated vacuum generator is detected, the first electronic valve 5 is opened, inner leakage detection is carried out on the integrated vacuum generator, then the second electronic valve 8 and the vacuum electromagnetic valve 105 on the integrated vacuum generator are sequentially opened, the maximum vacuum degree, the maximum air consumption and the maximum vacuum flow are detected on the integrated vacuum generator, and after the detection is finished, the damage electromagnetic valve 104 of the integrated vacuum generator is opened, and the maximum damage flow is detected.
More, the gas consumption flowmeter 3 and the gas inlet pressure gauge 4 can be respectively arranged in a left group and a right group in pairs, and the vacuum flowmeter 6 and the vacuum pressure gauge 7 can also be arranged in a left group and a right group in pairs, so that a plurality of integrated vacuum generators to be detected can be conveniently tested at the same time, and the testing efficiency is improved.
In summary, the first gas circuit and the second gas circuit are respectively controlled by the two electronic valves, the gas consumption flow meter 3 and the gas inlet pressure gauge 4 are arranged on the first gas circuit, the vacuum flow meter 6 and the vacuum pressure gauge 7 are arranged on the second gas circuit, the gas inlet connector 102 of the integrated vacuum generator 1 to be tested is communicated with an external gas source through the first gas circuit, the vacuumizing connector 101 of the integrated vacuum generator 1 to be tested is directly communicated with the atmosphere, the first electronic valve 5, the second electronic valve 8, the breaking electromagnetic valve 104 on the integrated vacuum generator 1 to be tested and the on-off of the vacuum electronic valve are respectively controlled, the internal leakage detection and the related performance detection of the integrated vacuum generator can be realized according to the readings of the corresponding flow meter and the corresponding pressure gauge, the whole structure is easy to realize, and the detection data is comprehensive.
Further, the device comprises an AD module 11 and an industrial control computer 13, wherein the output of the AD module 11 is connected with the industrial control computer 13, and the input of the AD module 11 is connected with a gas consumption flowmeter 3, a gas inlet pressure gauge 4, a vacuum flowmeter 6 and a vacuum pressure gauge 7.
Specifically, the industrial personal computer 13 is implanted with upper computer test software, and the upper computer test software tests using a multithreading working mode, and includes: thread 1, collecting the input state of the PLC controller 12 in real time and executing the output action of the PLC controller 12 (10MS polling); thread 2, collecting data of the AD module 11 in real time (500MS polling); thread 3, the test program thread, is a ejector test instruction, which also belongs to the central processing thread.
More, the AD module 11 also collects data of the integrated vacuum sensor 106 to be measured, and the numerical feedback of the data is equivalent to the vacuum pressure gauge 7.
Further, the air filter assembly 10 is further included, an inlet of the air filter assembly 10 is connected with an external air source, and an outlet of the air filter assembly 10 is connected with the first electronic valve 5. The air filtering set 10 comprises an oil filter, an air dryer and a manual pressure regulating valve which are communicated in sequence.
Specifically, the oil filter and the air filter are used for purifying air entering from an external air source, the air dryer is used for dehumidifying the inlet air, the manual pressure regulating valve can regulate the inlet air pressure according to actual needs, and the whole air filter kit 10 is designed to prevent the inlet air from damaging the integrated vacuum generator 1 to be tested.
Further, the vacuum filter 9 is further included, an inlet of the vacuum filter 9 is communicated with the atmosphere, and an outlet of the vacuum filter 9 is connected with the second electronic valve 8.
In particular, the vacuum filter 9 is used to filter the air at the inlet of the evacuation line to prevent damage to the integrated vacuum generator 1 to be tested.
Further, still include workstation 2, first gas circuit, second gas circuit, PLC controller 12 all set up in workstation 2.
Specifically, whole workstation 2 is desk shape, and vertical setting a monoblock mounting panel on its desktop, this mounting panel are used for installing various valve members and dial plate, and more, still arranged outside air supply output at 2 annex of workstation, this outside air supply output can be for the air bottle of certain air of storage, also can be for the air compressor machine form of constantly supplying compressed air, and actual conditions can select according to place and cost.
More, each flow meter and manometer are installed in the front of the vertical panel of workstation 2 in order to do benefit to real-time observation, industrial control computer 13 also inlays and establishes on this vertical panel, the back of the inherent vertical panel of hiding the box is provided with hides the box, can hide first electronic valve 5, second electronic valve 8, PLC controller 12 and AD module 11 in the box, still be provided with the support that is used for fixing integrated form vacuum generator 1 that awaits measuring on vertical panel, the mesa below of workstation 2 still is provided with cabinet door structure, vacuum filter 9 and empty filter sleeve 10 fixed mounting are in the cabinet door.
The invention also provides an internal leakage detection method of the integrated vacuum generator, which utilizes the performance detection equipment of the integrated vacuum generator to detect and comprises the following steps:
(1) closing the second electronic valve 8, the breaking electromagnetic valve 104 and the vacuum electromagnetic valve 105, and outputting a second gas path as O;
(2) opening the first electronic valve 5, connecting an external gas source and waiting for the gas to be released;
(3) and collecting data of the gas consumption flow meter 3, if the gas consumption flow meter 3 displays a numerical value, indicating that the integrated vacuum generator has internal leakage, and otherwise indicating that the integrated vacuum generator does not have internal leakage.
Specifically, before the detection starts, the upper computer software is started, the upper computer test software automatically detects whether the ports of the PLC and the AD module 11 are normal, and the thread 1 and the thread 2 are automatically started if the ports are normal. After all normal, the upper computer sends an instruction for opening the first electronic valve 5 to the PLC 12, the PLC 12 receives the instruction and opens the first electronic valve 5, the other electronic control valves do not receive the instruction and are closed by default, the upper computer delays to wait for filling the compressed air in the air pipe space, the data of the air consumption flow meter 3 is collected, if the data is air leakage, the next step of testing is carried out if the data is not.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which is used for detecting by using the integrated vacuum generator performance detection equipment and comprises the following steps: the method for detecting the maximum vacuum degree and the maximum air consumption of the integrated vacuum generator specifically comprises the following steps:
(1) closing the second electrovalve 8 and breaking the solenoid valve 104;
(2) opening the first electronic valve 5 to connect with an external air source, and simultaneously opening the vacuum solenoid valve 105;
(3) waiting for an external air source to release air and filling a first air path, and acquiring data of the air consumption flowmeter 3 and the vacuum pressure gauge 7, wherein the vacuum pressure gauge 7 displays that the numerical value is the maximum vacuum degree, and the air consumption flowmeter 3 displays that the numerical value is the maximum air consumption.
Specifically, on the basis of the internal leakage detection project, the upper computer sends an instruction for opening a vacuum electromagnetic valve 105 and a vacuum sensor 106 on the integrated vacuum generator 1 to be detected to the PLC 12, at the moment, the upper computer acquires relevant data through the AD module 11, the reading of the air intake pressure gauge 4 (positive pressure type) is the air intake pressure, the reading of the vacuum sensor 106 and the reading of the vacuum pressure gauge 7 (negative pressure type) is the maximum vacuum degree, and the reading of the air consumption flow meter 3 is the maximum air consumption.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which utilizes the integrated vacuum generator performance detection equipment to detect and comprises the following steps: the method for detecting the maximum vacuum flow of the integrated vacuum generator specifically comprises the following steps:
(1) closing the destruction solenoid valve 104;
(2) opening a first electronic valve 5 to connect an external air source, and simultaneously opening a vacuum solenoid valve 105 and a second electronic valve 8;
(3) and waiting for the external air source to release air, connecting the first air channel, and acquiring data of the vacuum flowmeter 6, wherein the vacuum flowmeter 6 displays that the value is the maximum vacuum flow.
Specifically, on the basis of the items of detecting the maximum vacuum degree and the maximum air consumption, the upper computer sends a signal to the PLC 12 to open the second electronic valve 8, the upper computer fetches data through the AD module 11 at the moment, and the reading displayed by the vacuum flowmeter 6 is the maximum vacuum flow.
The invention also provides a method for detecting the performance of the integrated vacuum generator, which utilizes the integrated vacuum generator performance detection equipment to detect and comprises the following steps: the method for detecting the maximum breaking flow of the integrated vacuum generator specifically comprises the following steps:
(1) opening a first electronic valve 5 to connect an external gas source, releasing gas by the external gas source and communicating a first gas path, and simultaneously opening a second electronic valve 8;
(2) closing the vacuum solenoid valve 105, wherein the output of the second gas path is 0;
(3) and opening the destruction electromagnetic valve 104, and acquiring data of the gas consumption flow meter 3, wherein the gas consumption flow meter 3 displays the value as the maximum destruction flow.
Specifically, on the basis of the maximum vacuum flow detection item, the upper computer sends an instruction to the PLC controller 12 to open the destruction solenoid valve 104 on the integrated vacuum generator 1 to be detected and close the vacuum solenoid valve 105, and at this time, the upper computer fetches data through the AD module 11, and the reading displayed by the air consumption flow meter 3 is the maximum destruction flow.
It should be noted that, because the AD module 11 is polled by the host computer, data acquisition is performed on the intake pressure gauge 4 (positive pressure type) every polling, and when the air pressure reaches the minimum set value, the test is suspended, and the test is automatically continued after the air pressure is stabilized.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (10)
1. An integrated vacuum generator performance testing apparatus, comprising:
the first air passage comprises a first electronic valve, an air consumption flow meter and an air inlet pressure meter, the first electronic valve, the air consumption flow meter and the air inlet pressure meter are sequentially connected through a pipeline, and the first electronic valve controls the on-off of an external air source and an air inlet connector of the integrated vacuum generator to be tested;
the second gas circuit comprises a second electronic valve, a vacuum flow meter and a vacuum pressure meter, the second electronic valve, the vacuum flow meter and the vacuum pressure meter are sequentially connected through a pipeline, and the second electronic valve controls the on-off between a vacuumizing joint of the integrated vacuum generator and the atmosphere;
the PLC is connected with the first electronic valve and the second electronic valve;
when the integrated vacuum generator is detected, the first electronic valve is opened, the integrated vacuum generator is subjected to inner leakage detection, then the second electronic valve and the vacuum electromagnetic valves on the integrated vacuum generator are sequentially opened, the integrated vacuum generator is subjected to detection of maximum vacuum degree, maximum air consumption and maximum vacuum flow, and after the detection is finished, the destruction electromagnetic valve of the integrated vacuum generator is opened to perform detection of maximum destruction flow.
2. The integrated vacuum generator performance testing apparatus of claim 1, wherein: still include AD module and industrial control computer, the output of AD module is connected the industrial control computer, the input connection of AD module consume the gas flowmeter table, the manometer of admitting air vacuum flowmeter table vacuum pressure gauge.
3. The integrated vacuum generator performance testing apparatus of claim 1, wherein: still include empty external member of straining, the access connection of empty external gas source of straining, the exit linkage of empty external member of straining the first electronic valve.
4. The integrated vacuum generator performance testing apparatus of claim 3, wherein: the air filtering kit comprises an oil filter, an air dryer and a manual pressure regulating valve which are sequentially communicated.
5. The integrated vacuum generator performance testing apparatus of claim 1, wherein: the vacuum filter is characterized by further comprising a vacuum filter, wherein an inlet of the vacuum filter is communicated with the atmosphere, and an outlet of the vacuum filter is connected with the second electronic valve.
6. The integrated vacuum generator performance testing apparatus of claim 1, wherein: the gas pipeline device is characterized by further comprising a workbench, wherein the first gas circuit, the second gas circuit and the PLC are arranged on the workbench.
7. An internal leakage detection method of an integrated vacuum generator, which is used for detecting the internal leakage of the integrated vacuum generator performance detection device according to any one of claims 1 to 6, and is characterized by comprising the following steps:
(1) closing the second electronic valve, the destruction solenoid valve and the vacuum solenoid valve, wherein the output of the second gas path is O;
(2) opening the first electronic valve, switching on the external gas source and waiting for the external gas source to release gas;
(3) and collecting data of the gas consumption flow meter, wherein if the gas consumption flow meter displays a numerical value, the integrated vacuum generator is indicated to generate inner leakage, and otherwise, the integrated vacuum generator is indicated not to generate inner leakage.
8. An integrated vacuum generator performance testing method using the integrated vacuum generator performance testing apparatus according to any one of claims 1 to 6, comprising: detecting the maximum vacuum degree and the maximum air consumption of the integrated vacuum generator, specifically:
(1) closing the second electrovalve and the damage solenoid valve;
(2) opening the first electronic valve to connect the external air source, and simultaneously opening the vacuum electromagnetic valve;
(3) waiting for the external air source to release air and fill the first air path, and collecting data of the air consumption flow meter and the vacuum pressure meter, wherein the vacuum pressure meter displays that the value is the maximum vacuum degree, and the air consumption flow meter displays that the value is the maximum air consumption.
9. An integrated vacuum generator performance testing method using the integrated vacuum generator performance testing apparatus according to any one of claims 1 to 6, comprising: the method for detecting the maximum vacuum flow of the integrated vacuum generator specifically comprises the following steps:
(1) closing the destruction solenoid valve;
(2) opening the first electronic valve to connect with an external air source, and simultaneously opening the vacuum solenoid valve and the second electronic valve;
(3) and waiting for the external air source to release air, conducting the first air path, and collecting data of the vacuum flowmeter, wherein the value displayed by the vacuum flowmeter is the maximum vacuum flow.
10. An integrated vacuum generator performance testing method using the integrated vacuum generator performance testing apparatus according to any one of claims 1 to 6, comprising: the method for detecting the maximum breaking flow of the integrated vacuum generator specifically comprises the following steps:
(1) opening the first electronic valve to connect with an external air source, the external air source releases air and conducts the first air path, and simultaneously opening the second electronic valve:
(2) closing the vacuum electromagnetic valve, wherein the output of the second gas path is 0;
(3) and opening a destruction electromagnetic valve, and collecting data of the gas consumption flow meter, wherein the gas consumption flow meter displays the value as the maximum destruction flow.
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