CN111811810A - Performance test equipment of vehicle valve - Google Patents
Performance test equipment of vehicle valve Download PDFInfo
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- CN111811810A CN111811810A CN202010692616.5A CN202010692616A CN111811810A CN 111811810 A CN111811810 A CN 111811810A CN 202010692616 A CN202010692616 A CN 202010692616A CN 111811810 A CN111811810 A CN 111811810A
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- 238000011056 performance test Methods 0.000 title abstract description 6
- 238000012360 testing method Methods 0.000 claims abstract description 206
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 230000004044 response Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 29
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012812 general test Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011016 integrity testing Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- G—PHYSICS
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- 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
- G01M13/003—Machine valves
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention discloses a performance test device of a vehicle valve, which comprises an electric control cabinet; the main tool cabinet comprises a workbench, and an aerial insertion area, a plurality of first test stations, an operation panel manual area and a mechanical pointer table area are arranged on the workbench; the plurality of first test stations are used for testing valves with different structures; the aerial inserting area is arranged corresponding to the first testing station; an operation panel manual area and the mechanical pointer area are arranged above the navigation insertion area; the auxiliary tool cabinet is positioned on one side of the main tool cabinet, a plurality of second test stations are arranged on the auxiliary tool cabinet, and the plurality of second test stations are used for testing valves with different structures; the air supply device is accommodated in the main tool cabinet and used for providing air pressure for testing; the connecting pipeline is used for connecting and fixing one or more valves to be tested, the barometer, the air pressure control switch and the air supply device to form corresponding air passages. The technical problem of single valve type of valve type performance detection among the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of vehicle performance testing, and particularly relates to performance testing equipment for a vehicle valve.
Background
The performance of the urban rail vehicle braking system is directly related to the driving safety of the vehicle, and the valve is used as a basic component of a brake and a frame control unit, so that the driving safety is directly influenced by the performance of the valve. Therefore, valve integrity testing is particularly important in rail vehicle/locomotive service.
However, in the prior art, the test equipment has the problems of few test items, fixed installation mode, single type of test valve and the like, so that the efficiency of the valve in the detection process is low, and the requirement of the detection standard is not met.
Disclosure of Invention
The invention aims to provide performance testing equipment for a vehicle valve, which aims to solve the technical problem that the valve type for detecting the performance of the valve type in the prior art is single.
In order to realize the purpose, the invention adopts the following technical scheme:
a performance testing apparatus of a vehicle valve, comprising:
an electric control cabinet;
the main tool cabinet comprises a workbench, and an aerial insertion area, a plurality of first test stations, an operation panel manual area and a mechanical pointer table area are arranged on the workbench; and the plurality of first test stations are used for testing valves of different structures;
the aerial-inserting area is arranged corresponding to the first testing station; an operation panel manual area and the mechanical pointer area are arranged above the navigation insertion area;
the auxiliary tool cabinet is positioned on one side of the main tool cabinet, a plurality of second test stations are arranged on the auxiliary tool cabinet, and the second test stations are used for testing valves with different structures;
the air supply device is accommodated in the main tool cabinet and used for providing air pressure for testing;
the connecting pipeline is used for connecting and fixing one or more valves to be tested, the barometer, the air pressure control switch and the air supply device to form corresponding air passages.
Preferably, an industrial personal computer, a display, a resistance tester, an insulation withstand voltage tester and a data acquisition card are installed in the electric control cabinet, and the display, the resistance tester, the insulation withstand voltage tester and the data acquisition card are all electrically connected with the industrial personal computer.
Preferably, the acquisition card comprises an NI analog quantity board card, a digital quantity input board card, a PMM signal output board card, a pulse output board card and an electromagnetic valve response time test board card.
Preferably, the first test station is provided with a height valve test tool and a plurality of general valve test tools, and the height valve test tool and the general valve test tools are sequentially arranged on the workbench;
and the second test station is provided with a safety valve test tool and a distribution valve test tool.
Preferably, the altitude valve testing tool comprises a fixed seat, and the fixed seat is fixedly arranged on the workbench; the fixed seat is provided with a first supporting plate and a second supporting plate, and the first supporting plate and the second supporting plate are arranged oppositely; the first supporting plate is fixedly provided with a tested valve, the second supporting plate is provided with rotary calipers, and the rotary calipers and the tested valve are arranged correspondingly; and a servo motor is arranged on the second supporting plate, and the power output end of the servo motor is connected with the rotary calipers.
Preferably, the universal valve test tool and the altitude valve test tool are provided with 5 air path holes, and the air path holes are sequentially arranged along the horizontal direction.
Preferably, the safety valve test tool and the distribution valve test tool are both provided with 5 paths of air path holes, and the air path holes are sequentially arranged along the horizontal direction.
Preferably, the workbench is further provided with buttons, and each testing station is provided with a corresponding button.
Preferably, the connecting pipeline comprises an air pipeline and a stainless steel pipeline, and the air pipeline and the stainless steel pipeline are arranged in the main tool cabinet and the auxiliary tool cabinet.
Preferably, the workbench is further provided with a time testing module.
Compared with the prior art, the invention has the advantages and positive effects that:
the invention provides performance test equipment for a vehicle valve. The plurality of first test stations can be used for testing valves of various types due to different functions, and meanwhile, the plurality of second test stations can be used for testing valves of specific functions due to different functions. Therefore, the first testing station and the second testing station are arranged on the testing equipment, so that the testing equipment can test various valves of different types at a time, and the technical problem that the testing equipment in the prior art is single in valve performance detection type is solved.
Drawings
Fig. 1 is a schematic structural diagram of a performance testing apparatus of a vehicle valve according to an embodiment of the present invention. (ii) a
Fig. 2 is a schematic structural diagram of an electric control cabinet provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a main tool cabinet according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a sub-tool cabinet according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a altimeter valve testing tool provided in an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a mounting seat of a universal valve testing tool according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a response detection tool for a solenoid valve according to an embodiment of the present invention.
In the above figures: 1. an electric control cabinet; 2. a main tool cabinet; 21. a work table; 22. an aerial-inserting area; 23. a first test station; 231. a universal valve test fixture; 232. a height valve testing tool; 233. a fixed seat; 234. a first support plate; 235. a second support plate; 236. rotating the calipers; 237. a servo motor; 238. a mounting seat; 239. a gas path hole; 3. a sub-tool cabinet; 31. a second test station; 311. a safety valve testing tool; 312. a distribution valve testing tool; 4. an indicator light; 5. a pressure transmitter; 6. cutting off the ball valve; 7. an operating panel manual area; 8 mechanical pointer table area; 9. and a voltage withstanding test region.
Detailed Description
The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", "first", "second", etc. indicate orientations or positional relationships based on the positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The technical scheme in the embodiment of this application is for solving the single technical problem of kind that test equipment detected valve class performance among the prior art, and the general thinking is as follows:
the invention provides performance test equipment for a vehicle valve, which is characterized in that a main tool cabinet 2 and an auxiliary tool cabinet 3 are arranged, a plurality of first test stations 23 are arranged on the main tool cabinet 2, and a plurality of second test stations 31 are arranged on the auxiliary tool cabinet 3. The plurality of first test stations 23 can be used to test a plurality of different types of valves due to their different functions, while the plurality of second test stations 31 can be used to test valves of a particular function due to their different functions. Therefore, the first testing station 23 and the second testing station 31 are arranged on the testing equipment, so that the testing equipment can test various valves of different types at a time, and the technical problem that the valve type performance is single in valve type performance detection is solved.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
As shown in fig. 1, a performance testing device for a vehicle valve comprises an electric control cabinet 1, a main tool cabinet 2, an auxiliary tool cabinet 3, an air supply device and a connecting pipeline. The main tool cabinet 2 comprises a workbench 21, and an aerial insertion area 22, a first test station 23, an operation panel manual area 7 and a mechanical pointer area 8 are arranged on the workbench 21; the aerial plug area 22 is arranged corresponding to the first test station 23; an operation panel manual area 7 and the mechanical pointer area 8 are arranged above the navigation insertion area 22. The auxiliary tool cabinet 3 is positioned at one side of the main tool cabinet 2, and a plurality of second test stations 31 are arranged on the auxiliary tool cabinet 3; the air supply device is accommodated in the main tool cabinet 2 and used for providing air pressure for testing; the connecting pipeline is used for connecting and fixing one or more valves to be tested, the barometer, the air pressure control switch and the air supply device to form corresponding air passages.
Specifically, as shown in fig. 2, an industrial personal computer, a display, a printer, a resistance tester, an insulation withstand voltage tester and various data acquisition cards are installed in the electric control cabinet 1, and the display, the printer, the resistance tester, the insulation withstand voltage tester and the various data acquisition cards are all electrically connected with the industrial personal computer. Further, the acquisition card adopts 16-bit A/D board card, specifically, including analog input/output board card, digital input board card, digital output board card, PWM signal output board card, pulse output board card and solenoid valve response time test board, can carry out gas tightness detection, flow detection, function detection, sensitivity detection, resistance detection, withstand voltage detection, response time detection to the test valve from this, can accomplish the test of multiple performance of test valve promptly through this equipment, solved the test equipment test project point few technical problem among the prior art. The rear side of the electric control cabinet 1 is also provided with a low-voltage electric wiring board, and meanwhile, the electric control cabinet is also provided with various circuit breakers, contactors, wiring terminals, a DC 0-150V program-controlled adjustable power supply, a DC24V switching power supply, a DC110V switching power supply, a DC12V switching power supply and a DC5V switching power supply.
As shown in fig. 3, the main tool cabinet 2 includes a workbench 21 and a support frame, the workbench 21 is disposed on the support frame, and an aviation plug area 22, a first test station 23, an operation panel manual area 7, and a mechanical pointer area 8 are disposed on the workbench 21. The aerial plug area 22 is arranged corresponding to the first test station 23; an operation panel manual area 7 and the mechanical pointer area 8 are arranged above the navigation insertion area 22.
Specifically, an air pipeline for testing is further installed in the main tool cabinet 2, and the air pipeline comprises an air cylinder, a filtering and pressure regulating valve, an electromagnetic valve, an air control valve, a proportional valve, a relay valve and other pneumatic devices; the intelligent cabinet also comprises a stainless steel pipeline, a pressure sensor, a flow sensor and a circuit, wherein the circuit comprises a connector between cabinets, a relay, a voltage and current sensor, a servo controller and other control equipment.
Further, an operation panel manual area 7 is located at the upper portion of the working table 21, and is used for performing manual operation of a test, and monitoring driving, controlling and measuring of various devices in the main tool cabinet 2. The preceding operating panel that is equipped with of operating panel manual zone 7, mechanical type manometer, take operating switch, the pressure digital display table of state display all set up on operating panel, and simultaneously, its top installation is used for instructing test status's tristimulus designation lamp 4.
In this embodiment, the first testing station 23 is disposed on the working table 21, and the first testing station 23 is provided with three general valve testing tools 231 and one height valve testing tool 232 for connecting the testing valve with an air pipeline in the station cabinet. Wherein, three general valve test fixture 231 includes two vertical test fixtures and a horizontal test fixture, and vertical test fixture includes vertical mount pad, and horizontal test fixture includes horizontal mount pad, to newly-increased test valve only need replace with workstation 21 be connected the mount pad can, can satisfy the test installation requirement of different types of valves through adopting this structure from this.
As shown in fig. 6, 5 air passage holes are arranged on the mounting seat of each universal valve, and the 5 air passage holes include A, B, D, E, F; the input and output of each gas circuit can be flexibly switched, each gas circuit can adjust the pressure through a proportional valve or a relay valve, and each gas circuit is provided with air cylinders with different volumes and can be used as an input or an output channel. Two pipelines with different drift diameters are arranged, and the testing requirements of different flow valves are met. Specifically, the pressure output range of the test bed is wide, three channels can be output in an adjustable mode under 0-1.0 Mpa, and two channels can be output in an adjustable mode under 0-1.6 Mpa, so that the test requirement of the high-pressure valve is met. For a newly added test piece, only a mounting plate connected with a test bed needs to be machined, the test bed is provided with 5 air pipelines (A, B, D, E, F), wherein the effective diameter of A, B two pipelines is larger than 19mm, an A pipeline is mainly used as an input loop of valve test, a 41L air cylinder is arranged on the loop for ensuring the sufficiency of air supply and the stable pressure of the A pipeline, the pressure regulation of the pipeline adopts a mode of controlling the output of a relay valve by a high-precision proportional valve, and the requirement of large-flow test of the pipeline is met; the path B is used as an output loop of the large flow valve, the output part is provided with 77L, 10L, 5L, 2L and 1L air cylinders with different volumes, and the air cylinders can be randomly combined into the required volume to meet the test requirements of different valves. Meanwhile, a throttling air inlet and throttling exhaust loop is also arranged, so that the requirement of testing the sensitivity of pneumatic control valves is met. D. E, F the effective path of three paths is larger than 15mm, and each path is equipped with proportional valve to adjust pressure, the F path proportional valve adjusts pressure range to 0 to 1Mpa with 1L volume air cylinder; the pressure adjusting range of the proportional valve of the D path and the proportional valve of the E path is 0-1.6 Mpa, so that the testing requirement of the high-pressure valve is met, the D path is provided with a 1L volume air cylinder, the E path is provided with 3L and 1L volume air cylinders, and three exhaust valves are connected to the throttling exhaust module. The throttling exhaust module adopts two paths of adjustable throttle valves and one path of straight-through large-flow structure, the adjustment range of the drift diameter of the throttle valve is large, the sensitivity test requirement of a gas valve is met, and the straight-through exhaust passage is used for rapid exhaust of a test bed pipeline in a test and after the test is finished. Further, an electromagnetic valve and a pneumatic control valve are arranged inside the workbench 21 and used for controlling the on-off of the air path pipeline. The large-flow valve for the gas circuit adopts a combined structure of a small pilot electromagnetic valve and a gas control valve, and adopts a gas control ball valve which has good gas tightness and ensures that the whole leakage of the test bed is within 3kpa after 5min leakage, and the straight-through gas control ball valve for the large-flow loop reduces the stagnation resistance of compressed air in the pipeline and the influence of the pipeline on the test bed result.
And, every general test station all corresponds and is provided with a test station selection button, and only when pressing corresponding selection button, the button on the operating panel just can play a role, and each test station just has corresponding output. When the automatic test mode is adopted, the corresponding stations are controlled to output according to the set corresponding programs, and the buttons on the operation panel are in an invalid state. Through adopting above structure, can satisfy the valve of multiple type and test, solved the single technical problem of type that test equipment detected valve class performance among the prior art from this.
Further, the altitude valve testing tool 232 arranged on the main tool cabinet 2 is a special station for testing the altitude valve. Specifically, the altitude valve testing tool 232 comprises a fixed seat 233, and the fixed seat 233 is fixedly installed on the workbench 21; the fixed seat 233 is provided with a first supporting plate 234 and a second supporting plate 235, and the first supporting plate 234 and the second supporting plate 235 are arranged oppositely; a tested valve is fixed on the first support plate 234, a rotary caliper 236 is arranged on the second support plate 235, and the rotary caliper 236 is arranged corresponding to the tested valve; the second supporting plate 235 is provided with a servo motor 237, a power output end of the servo motor 237 is connected with the rotary caliper 236, the servo motor 237 is provided with a speed reducer, and in this embodiment, the servo motor 237 is provided with an encoder. Furthermore, the height valve test has special requirements on the connection volume of the cut-off cock and the valve, and the gas circuit is directly connected by adopting a special interface. Meanwhile, the servo motor 237 is adopted to drive the speed reducer of the speed reduction ratio 40 to control and connect rotation, and the control mode of controlling the servo motor 237 by a pulse board card is adopted, so that the accurate control and feedback of the action position of the height valve are realized.
Specifically, among the prior art, the vertical direction displacement volume is converted out through connecting rod length and angle to rotation angle control in the altitude valve test, then changes the purpose that realizes the rotatory different angles of connecting rod through the vertical displacement of ordinary motor control, and link in the middle of this kind of mode mechanical connection is many, and it is great to introduce the error, and the length kind of connecting rod is more, need adjust the mount pad position repeatedly when different length connecting rod valves are experimental. However, in this embodiment, the height valve testing tool 232 is connected to the speed reducer through the servo motor 237, the rotary caliper 236 is directly connected to the height valve by the central shaft of the test piece rotating rod, the height valve is completely fixed through the tightening bolt, and the test piece is fixed on the fixing base 233 in one of four directions selected by the fixing bolt according to the actual loading requirement. In the test, a pulse is sent through the pulse board card to control the servo driver, the servo motor 237 is driven to act, the precise control of the angle is realized, the servo motor 237 is fed back to the pulse board card through a signal of a self-contained encoder to realize the closed-loop control and the feedback of the actual angle, and therefore the precise measurement of the performance of the altitude valve can be realized through the device.
As shown in fig. 4, a second test station 31 is arranged on the auxiliary tool cabinet 3, a safety valve test tool 311, a distribution valve test tool 312 and a pressure resistance test area 9 with an insulating plate are arranged on the second test station 31, and an air pipeline for testing is arranged in the auxiliary tool cabinet 3, and the air pipeline comprises pneumatic equipment such as an air cylinder, a pressure regulating valve, an electromagnetic valve, an air control valve and a throttle valve, and further comprises a stainless steel pipeline, a pressure sensor, a panel switch and the like. The trachea of connecting the relief valve for the fast action requirement of test relief valve is the big latus rectum pipeline in the relief valve test to be connected with the volumetric reservoir of 100L, and the pipeline connection requirement of relief valve and reservoir is shorter, for test accuracy, if with relief valve test gas circuit integration in general valve test gas circuit, main frock cabinet 2's volume can increase, the pipeline can lengthen, lead to the pipeline installation maintenance degree of difficulty increase, go on the relief valve test design in vice frock cabinet 3 from this. Meanwhile, due to the particularity and complexity of the distribution valve testing gas circuit system, 15L, 20L, 7L and 2L volume air cylinders are needed, if the distribution valve testing gas circuit system is integrated into a general valve testing gas circuit, the pipeline installation is long, the pipeline volume has large influence on the testing result, and therefore the distribution valve testing gas circuit system is selected and used for a special testing gas circuit system, and the accuracy and reliability of the test are guaranteed.
In this embodiment, the navigation plug area 22 is composed of three parts corresponding to three general test stations, each part is composed of six navigation plugs, the six navigation plugs are respectively used for sensor test, contact action test, DC 0-150V output, PWM output signals, two-way DC110V power output, two-way DC24V power output, and the six navigation plugs adopt different core numbers, so that the wrong insertion is prevented, and different test requirements are met.
Furthermore, a solenoid valve response detection tool is adopted for time testing, electromagnetic response detection refers to the fact that the solenoid valve coil is electrified as the starting time, the air pressure change at the output end is used as the stopping time, within 20ms of the testing time standard, the error is smaller than 1ms, and however the collecting time and the collecting precision of the solenoid valve detection device adopted in the prior art cannot meet the testing requirements. In this embodiment, through being furnished with special time test module, through the start time that microsecond level photoelectric voltage sensor signal test coil got electric, through high accuracy pressure transmitter 5 test pressure variation on the installation station, the test panel sets up the logic control unit, cuts off the pipe connection of delivery outlet and test bench when installing the test of ball valve 6 of cutting on the installation station, reduces the influence of volume to the test result. The test board is connected with a computer through RS485, and software directly reads a test value. By adopting the structure, the photoelectric voltage sensor sends a switching value signal to the logic control unit when sensing the voltage change, the logic control unit records the time at the moment and informs test software to record the pressure value at the same time, so that a relational graph of the action response time of the electromagnetic valve and the pressure and the voltage is obtained, and the performance of the electromagnetic valve can be further analyzed.
For a more clear explanation of the present application, the working principle and method of the present application will be further explained by taking the embodiments shown in fig. 1 to 7 as examples:
the performance test equipment for the vehicle valve is applicable to air tightness detection, flow detection, action performance detection, sensitivity detection, resistance detection, insulation and pressure resistance detection, response time detection and the like of a height valve, a safety valve, a flow valve, a sensor, a solenoid valve, a plug valve, a pressure switch, a pneumatic control valve, a high-frequency valve and the like in the overhaul of an urban rail brake system, and the omnibearing test of the valve performance is realized. Meanwhile, the mode that the display of the display matched with the industrial personal computer is acquired by the high-precision board card is adopted, so that the detection precision and the detection efficiency are improved, and the manual detection difficulty and the detection error are reduced. Compared with the prior art, need use specific function test bench to specific valve class and detect, need purchase multiple test bench for satisfying promptly and can overhaul multiple valve class, however, through adopting the comprehensive test equipment in this application, can accomplish the test of multiple performance of multiple type valve, from this greatly reduced the cost of equipment purchase and maintenance, also reduced electric energy and compressed air's use simultaneously, practiced thrift the energy. The technical problems that in the prior art, testing equipment is few in testing item points, the installation mode is fixed, and the type of a testing valve is single, so that the efficiency of the valve in the detection process is low, and the requirement of the detection standard is not met are solved.
Claims (10)
1. A performance testing apparatus of a vehicle valve, comprising:
an electric control cabinet;
the main tool cabinet comprises a workbench, and an aerial insertion area, a plurality of first test stations, an operation panel manual area and a mechanical pointer table area are arranged on the workbench; and a plurality of said first test stations for testing valves of different configurations;
the aerial-inserting area is arranged corresponding to the first testing station; an operation panel manual area and the mechanical pointer area are arranged above the navigation insertion area;
the auxiliary tool cabinet is positioned on one side of the main tool cabinet, a plurality of second test stations are arranged on the auxiliary tool cabinet, and the second test stations are used for testing valves with different structures;
the air supply device is accommodated in the main tool cabinet and used for providing air pressure for testing;
the connecting pipeline is used for connecting and fixing one or more valves to be tested, the barometer, the air pressure control switch and the air supply device to form corresponding air passages.
2. The vehicle valve performance testing device of claim 1, wherein an industrial personal computer, a display, a resistance tester, an insulation withstand voltage tester and a data acquisition card are installed in the electric control cabinet, and the display, the resistance tester, the insulation withstand voltage tester and the data acquisition card are all electrically connected with the industrial personal computer.
3. The vehicle valve performance testing device of claim 2, wherein the acquisition card comprises an analog input/output board, a digital input/output board, a PMM signal output board, a pulse output board, and a solenoid valve response time test board.
4. A performance testing device of a vehicle valve according to any one of claims 1 to 3,
the first test station is provided with an altitude valve test tool and a plurality of general valve test tools, and the altitude valve test tool and the general valve test tools are sequentially arranged on the workbench;
and the second test station is provided with a safety valve test tool and a distribution valve test tool.
5. The vehicle valve performance testing apparatus according to claim 4,
the altitude valve testing tool comprises a fixed seat, and the fixed seat is fixedly arranged on the workbench; the fixed seat is provided with a first supporting plate and a second supporting plate, and the first supporting plate and the second supporting plate are arranged oppositely; the first supporting plate is fixedly provided with a tested valve, the second supporting plate is provided with rotary calipers, and the rotary calipers and the tested valve are arranged correspondingly; and a servo motor is arranged on the second supporting plate, and the power output end of the servo motor is connected with the rotary calipers.
6. The vehicle valve performance testing apparatus according to claim 4,
the universal valve testing tool and the altitude valve testing tool are provided with 5 air path holes, and the air path holes are sequentially arranged along the horizontal direction.
7. The vehicle valve performance testing apparatus according to claim 4,
the safety valve testing tool and the distribution valve testing tool are provided with 5 paths of air path holes, and the air path holes are sequentially arranged along the horizontal direction.
8. The vehicle valve performance testing apparatus of claim 1, wherein a button is further disposed on the workbench, and a corresponding button is disposed at each testing station.
9. The vehicle valve performance testing apparatus according to claim 1,
the connecting pipeline comprises an air pipeline and a stainless steel pipeline, and the air pipeline and the stainless steel pipeline are arranged in the main tool cabinet and the auxiliary tool cabinet.
10. The vehicle valve performance testing apparatus of claim 1, wherein a time testing module is further provided on the work bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010692616.5A CN111811810A (en) | 2020-07-17 | 2020-07-17 | Performance test equipment of vehicle valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010692616.5A CN111811810A (en) | 2020-07-17 | 2020-07-17 | Performance test equipment of vehicle valve |
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| CN111811810A true CN111811810A (en) | 2020-10-23 |
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| CN202010692616.5A Pending CN111811810A (en) | 2020-07-17 | 2020-07-17 | Performance test equipment of vehicle valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216632A (en) * | 2021-11-24 | 2022-03-22 | 青岛海尔电冰箱有限公司 | Hansen valve integrated equipment |
| CN116448393A (en) * | 2023-06-08 | 2023-07-18 | 深圳市星汉激光科技股份有限公司 | Control method and device for automatic laser test, electronic device and storage medium |
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Application publication date: 20201023 |