CN109974946A - Automobile filter detection device and its detection method - Google Patents
Automobile filter detection device and its detection method Download PDFInfo
- Publication number
- CN109974946A CN109974946A CN201910183882.2A CN201910183882A CN109974946A CN 109974946 A CN109974946 A CN 109974946A CN 201910183882 A CN201910183882 A CN 201910183882A CN 109974946 A CN109974946 A CN 109974946A
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- China
- Prior art keywords
- automobile filter
- cylinder
- detection device
- seal closure
- workbench
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses automobile filter detection devices, comprising: frame body, cylinder, seal closure, helium tank and grasping mechanism;Cylinder is fixed on the upper surface of cylinder, and the piston rod on cylinder passes vertically through frame body and is connected with the top of seal closure, and workbench is provided with immediately below seal closure, is provided with fixed mechanism on workbench, the side of seal closure is provided with and communicated with escape pipe, in the other end and mass spectrograph of escape pipe;Helium tank can be inflated by bottom of the air inlet pipe to fixed automobile filter on the table.The automobile filter detection device overcomes leak hunting method in the prior art, and there are limitations, are generally often used to check the sealing requirements whether total slip meets setting using pressure decline method and discharge method.It was found that its longer working efficiency of time needed for leaking exceeded product is low, and the problem of poor accuracy.
Description
Technical field
The present invention relates to field of vehicle part detection, and in particular, to a kind of automobile filter detection device and its inspection
Survey method.
Background technique
With the progress of industrial development and science and technology, requirement of the people to automobile filter air-tightness is also more next
It is higher.Therefore it should adopt an effective measure in processing and design process, on the basis of preventing leakage hidden danger, with effective leak detection
Means are prevented.In order to meet the requirement of equipment quality, in production with air-leakage test is required after assembling, and
And the beat requirement of the entire production line is complied with, the general detection cycle time is shorter, so there is also efficiency while detection
The problem of.Filter is a kind of necessary device in automotive system, and the air-tightness on-line intelligence detection of filter is crucial skill
One of art.
There are limitations for traditional leak hunting method, are generally often used to whether check total slip using pressure decline method and discharge method
Meet the sealing requirements of setting.It was found that its longer working efficiency of time needed for leaking exceeded product is low, and accurate
It is poor to spend.
Therefore it provides a kind of can be effectively detected the leakproofness of automobile filter in use, it can
Quickly confirmation leaks exceeded product, and work efficiency is high and accuracy also high automobile filter detection device and its detection side
The problem of method is urgent need to resolve of the present invention.
Summary of the invention
In view of the above technical problems, the purpose of the present invention is overcoming leak hunting method in the prior art there are limitation, one
As be often used to check the sealing requirements whether total slip meets setting using pressure decline method and discharge method.It was found that leakage is exceeded
Product needed for its longer working efficiency of time it is low, and the problem of poor accuracy, to provide one kind in use process
In the leakproofness of automobile filter can be effectively detected, can quickly confirm and leak exceeded product, working efficiency
High and accuracy also high automobile filter detection device and its detection method.
To achieve the goals above, the present invention provides a kind of automobile filter detection device, the automobile filter inspections
Surveying device includes: frame body, cylinder, seal closure, helium tank and grasping mechanism;The cylinder is fixed on the upper table of the cylinder
Face, and the piston rod on the cylinder passes vertically through the frame body and is connected with the top of the seal closure, the seal closure is just
Lower section is provided with workbench, and fixed mechanism is provided on the workbench, and the side of the seal closure is provided with and communicated with escape pipe,
In the other end and mass spectrograph of the escape pipe;The helium tank can be by air inlet pipe to fixed vapour on the workbench
The bottom of vehicle filter is inflated.
Preferably, the lower surface of the workbench is provided through through-hole, is provided on the fixed mechanism and leads to described
The channel that hole is connected, the channel are also connected with the bottom for the automobile filter being fixed on the fixed mechanism.
It preferably, is screw-type connection between the end of the air inlet pipe and the channel, and junction is provided with sealing
Circle.
Preferably, the lower surface edge of the seal closure is provided with rubber ring.
Preferably, the inside of the frame body is at least vertically arranged two guide rods, is fixed with support plate on the seal closure, institute
The two sides for stating support plate are each passed through the guide rod, and the support plate can be slided along the guide rod.
Preferably, the support plate and the guide rod are provided with sleeve, and the sleeve and the support plate are affixed and described
Sleeve is enough to be slided along the guide rod.
Preferably, the interface internal of the seal closure and the escape pipe is provided with mini-fan, and the mini-fan is blown
To the mass spectrograph.
Preferably, the grasping mechanism including sequentially connected pedestal, rotary cylinder, lifting cylinder from bottom to top and is stretched
The piston rod of contracting cylinder, the telescopic cylinder is horizontally disposed and towards the workbench, and end is also connected with pneumatic clamper;The rotation
Rotaring cylinder can drive the lifting cylinder to rotate, and the lifting cylinder can drive the telescopic cylinder to go up and down.
Preferably, it is connected between the rotary cylinder and the lifting cylinder by tooth sector.
The present invention also provides a kind of detection method of automobile filter, the detection method includes:
Step 1, automobile filter to be detected is fixed on the workbench, and make the bottom on the workbench
It is connected with the channel on fixed mechanism;
Step 2, the centre bore on automobile filter to be detected is closed using workpiece;
Step 3, the valve for opening helium tank, is filled using bottom of the air inlet pipe to automobile filter to be detected
Gas;
Step 4, the mass spectrometric testing result is obtained.
According to the above technical scheme, automobile filter detection device provided by the invention when in use, utilizes the crawl
Mechanism automatically grabs automobile filter to be detected to the workbench, and adjusts the bottom court of the automobile filter
To being then fixed using the fixed mechanism, start the cylinder and the seal closure is driven to drop to the automobile
Filter covers, and forms the space of a sealing, recycles the air inlet pipe to be inflated the bottom of automobile filter, then
It is whether qualified to judge product by observing the mass spectrometric testing result, if detecting helium, illustrate that product does not conform to
Lattice, conversely, product is qualified.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation of the automobile filter detection device provided in a kind of preferred embodiment of the invention
Figure;
Fig. 2 is the structural representation of the automobile filter detection device provided in a kind of preferred embodiment of the invention
Figure.
Description of symbols
1 cylinder, 2 piston rod
3 support plate, 4 guide rod
5 seal closure, 6 frame body
7 escape pipe, 8 helium tank
9 air inlet pipe, 10 mass spectrograph
11 rotary cylinder, 12 lifting cylinder
13 workbench, 14 telescopic cylinder
15 automobile filter, 16 fixed mechanism
17 pneumatic clamper, 18 tooth sector
19 pedestal, 20 channel
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, the noun of locality that " upper and lower, inside and outside " etc. is included in the term
Only represent orientation of the term under normal service condition, or be those skilled in the art understand that be commonly called as, and be not construed as pair
The limitation of the term.
As depicted in figs. 1 and 2, the present invention provides a kind of automobile filter detection device, the automobile filter detections
Device includes: frame body 6, cylinder 1, seal closure 5, helium tank 8 and grasping mechanism;The cylinder 1 is fixed on the upper of the cylinder 1
Surface, and the piston rod 2 on the cylinder 1 passes vertically through the frame body 6 and is connected with the top of the seal closure 5, the sealing
The underface of cover 5 is provided with workbench 13, and fixed mechanism 16 is provided on the workbench 13, and the side of the seal closure 5 connects
Lead to and be provided with escape pipe 7, in the other end and mass spectrograph 10 of the escape pipe 7;The helium tank 8 can be right by air inlet pipe 9
The bottom for the automobile filter 15 being fixed on the workbench 13 is inflated.
According to the above technical scheme, automobile filter detection device provided by the invention when in use, utilizes the crawl
Mechanism automatically grabs automobile filter to be detected to the workbench 13, and adjusts the bottom court of the automobile filter
To, be then fixed using the fixed mechanism 16, start the cylinder 1 drive the seal closure 5 to drop to will be described
Automobile filter covers, and forms the space of a sealing, the air inlet pipe 9 is recycled to fill the bottom of automobile filter
Gas, it is then whether qualified to judge product by observing the testing result of the mass spectrograph 10, if detecting helium, illustrate
Product is unqualified, conversely, product is qualified.
In a preferred embodiment of the invention, the lower surface of the workbench 13 is provided through through-hole, institute
State the channel 20 for being provided on fixed mechanism 16 and being connected with the through-hole, the bottom in the channel and the automobile filter 15
Also it is connected, which conveniently will test gas and be filled in the automobile filter 15, to detect to its being sealed property.
It will prevent it from falling off influence testing result in the detection process, in this hair the air inlet pipe 9 for convenience
It is screw-type connection between the end and the channel 20 of the air inlet pipe 9, and connect in a kind of bright preferred embodiment
Place is provided with sealing ring.
In a preferred embodiment of the invention, the lower surface edge of the seal closure 5 is provided with rubber ring, institute
Stating rubber ring and being conducive to improve the leakproofness at 5 edge of seal closure prevents from detecting so that testing result is more accurate
Gas misses influence testing result from the edge of seal closure 5.
In a preferred embodiment of the invention, the inside of the frame body 6 is at least vertically arranged two guide rods 4,
Support plate 3 is fixed on the seal closure 5, the two sides of the support plate 3 are each passed through the guide rod 4, and 3 energy of the support plate
Enough to slide along the guide rod 4, the guide rod 4 defines the motion profile of the seal closure 5, and being conducive to the seal closure 5 will
Automobile filter to be detected covers completely, and preventing described its from shifting influences testing result.
In a preferred embodiment of the invention, the support plate 3 is provided with sleeve with the guide rod 4, described
Sleeve and the support plate 3 are affixed, and the sleeve is enough along the guide rod 4 sliding, and the sleeve further defines sealing
The motion profile of cover 5, can detecte the offset problem of the seal closure 5 during the motion.
In a preferred embodiment of the invention, the interface internal of the seal closure 5 and the escape pipe 7 is arranged
There is mini-fan, the mini-fan blows to the mass spectrograph 10, and the mini-fan can be with the stream of speed line internal gas
Logical, when the leakproofness of automobile filter 15 is poor, the helium of leakage can be accelerated into the mass spectrograph 10, also further be subtracted
Small detection time, improves work efficiency, if helium leak out it is less, if owns is waited to enter the mass spectrograph 10
In be detected, the time is longer, seriously affected work efficiency.
In a preferred embodiment of the invention, the grasping mechanism includes sequentially connected pedestal from bottom to top
19, rotary cylinder 11, lifting cylinder 12 and telescopic cylinder 14, the telescopic rod of the telescopic cylinder 14 are horizontally disposed and towards institute
Workbench 13 is stated, end is also connected with pneumatic clamper 17;The rotary cylinder 11 can drive the lifting cylinder 12 to rotate, described
Lifting cylinder 12 can drive the telescopic cylinder 14 to go up and down, and rotate by a certain angle after clamping automobile filter in use
After vertical with workbench 13, lifting cylinder 12 rises, and telescopic cylinder 14 pushes pneumatic clamper 17 that automobile filter is put in workbench 13
On be fixed, to complete the fixed work of automobile filter.
In a preferred embodiment of the invention, pass through between the rotary cylinder 11 and the lifting cylinder 12
Tooth sector 18 is connected.
The present invention also provides a kind of detection method of automobile filter, the detection method includes:
Step 1, automobile filter to be detected is fixed on the workbench 13, and made on the workbench 13
Bottom is connected with the channel 20 on fixed mechanism 16;
Step 2, the centre bore on automobile filter to be detected is closed using workpiece;
Step 3, the valve for opening helium tank 8 is carried out using bottom of the air inlet pipe 9 to automobile filter to be detected
Inflation;
Step 4, the testing result of the mass spectrograph 10 is obtained.
This method is higher to the detection efficiency of automobile filter, and accuracy is also higher.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (10)
1. a kind of automobile filter detection device, which is characterized in that the automobile filter detection device includes: frame body (6), gas
Cylinder (1), seal closure (5), helium tank (8) and grasping mechanism;The cylinder (1) is fixed on the upper surface of the cylinder (1), and
Piston rod (2) on the cylinder (1) passes vertically through the frame body (6) and is connected with the top of the seal closure (5), the sealing
It is provided with workbench (13) immediately below cover (5), is provided with fixed mechanism (16), the seal closure on the workbench (13)
(5) side is provided with and communicated with escape pipe (7), in the other end of the escape pipe (7) and mass spectrograph (10);The helium tank
(8) it can be inflated by bottom of the air inlet pipe (9) to the automobile filter (15) being fixed on the workbench (13).
2. automobile filter detection device according to claim 1, which is characterized in that the lower surface of the workbench (13)
Be provided through through-hole, be provided with the channel (20) being connected with the through-hole on the fixed mechanism (16), the channel with
The bottom of the automobile filter (15) is also connected.
3. automobile filter detection device according to claim 2, which is characterized in that the end of the air inlet pipe (9) with
It is screw-type connection between the channel (20), and junction is provided with sealing ring.
4. automobile filter detection device according to claim 1, which is characterized in that the lower surface of the seal closure (5)
Edge is provided with rubber ring.
5. automobile filter detection device according to claim 1, which is characterized in that the inside of the frame body (6) is at least
Two guide rods (4) are vertically arranged, are fixed with support plate (3) on the seal closure (5), the two sides of the support plate (3) are worn respectively
It crosses the guide rod (4), and the support plate (3) can be slided along the guide rod (4).
6. automobile filter detection device according to claim 5, which is characterized in that the support plate (3) is led with described
Bar (4) is provided with sleeve, and the sleeve and the support plate (3) are affixed, and the sleeve is enough along the guide rod (4) sliding.
7. automobile filter detection device according to claim 1, which is characterized in that the seal closure (5) and it is described go out
The interface internal of tracheae (7) is provided with mini-fan, and the mini-fan blows to the mass spectrograph (10).
8. automobile filter detection device according to claim 1, which is characterized in that the grasping mechanism include from lower and
Upper sequentially connected pedestal (19), rotary cylinder (11), lifting cylinder (12) and telescopic cylinder (14), the telescopic cylinder
(14) telescopic rod is horizontally disposed and towards the workbench (13), and end is also connected with pneumatic clamper (17);The rotary cylinder
(11) lifting cylinder (12) can be driven to rotate, the lifting cylinder (12) can drive the telescopic cylinder (14) to rise
Drop.
9. automobile filter detection device according to claim 8, which is characterized in that the rotary cylinder (11) with it is described
It is connected between lifting cylinder (12) by tooth sector (18).
10. a kind of detection method that automobile filter detection device according to claim 1 to 9 is implemented, special
Sign is that the detection method includes:
Step 1, automobile filter to be detected is fixed on the workbench (13), and made on the workbench (13)
Bottom is connected with the channel (20) on fixed mechanism (16);
Step 2, the centre bore on automobile filter to be detected is closed using workpiece;
Step 3, the valve for opening helium tank (8) is carried out using bottom of the air inlet pipe (9) to automobile filter to be detected
Inflation;
Step 4, the testing result of the mass spectrograph (10) is obtained.
Priority Applications (1)
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CN201910183882.2A CN109974946A (en) | 2019-03-12 | 2019-03-12 | Automobile filter detection device and its detection method |
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CN201910183882.2A CN109974946A (en) | 2019-03-12 | 2019-03-12 | Automobile filter detection device and its detection method |
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CN201910183882.2A Pending CN109974946A (en) | 2019-03-12 | 2019-03-12 | Automobile filter detection device and its detection method |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113588175A (en) * | 2021-07-29 | 2021-11-02 | 上海德联化工有限公司 | Platform is examined to car brake fluid liquid storage pot leakproofness |
CN113899497A (en) * | 2021-09-17 | 2022-01-07 | 清华大学 | Testing device for simulating sealing performance of one-way valve |
CN114459689A (en) * | 2022-01-23 | 2022-05-10 | 厦门加华电力科技有限公司 | SF6 leakage quick response detection and environment monitoring device |
CN114593878A (en) * | 2022-03-10 | 2022-06-07 | 博众精工科技股份有限公司 | Air tightness testing device |
CN115252855A (en) * | 2022-08-19 | 2022-11-01 | 哈尔滨医科大学 | Medical instrument disinfection device |
CN115808272A (en) * | 2022-12-01 | 2023-03-17 | 兰州空间技术物理研究所 | Quick leak detection device and method for components of capacitance film vacuum gauge |
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CN105890849A (en) * | 2016-06-28 | 2016-08-24 | 襄阳富临精工机械有限责任公司 | Cavity product airtightness detection table and detection method |
CN108132128A (en) * | 2018-01-17 | 2018-06-08 | 东莞市共创信息科技有限公司 | Filter air tightness detection equipment |
CN108254135A (en) * | 2018-03-27 | 2018-07-06 | 天津市宇龙昊天汽车滤清器有限公司 | For the helium mass spectrography leak detector of air cleaner leak detection |
CN208588516U (en) * | 2018-09-06 | 2019-03-08 | 肇庆智达自动化设备有限公司 | A kind of sealing propertytest robot device |
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DE102013217279A1 (en) * | 2013-08-29 | 2015-03-05 | Inficon Gmbh | Self-cleaning particle filter in a sniffer probe |
CN105890849A (en) * | 2016-06-28 | 2016-08-24 | 襄阳富临精工机械有限责任公司 | Cavity product airtightness detection table and detection method |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113588175A (en) * | 2021-07-29 | 2021-11-02 | 上海德联化工有限公司 | Platform is examined to car brake fluid liquid storage pot leakproofness |
CN113899497A (en) * | 2021-09-17 | 2022-01-07 | 清华大学 | Testing device for simulating sealing performance of one-way valve |
CN113899497B (en) * | 2021-09-17 | 2022-07-15 | 清华大学 | Testing device for simulating sealing performance of one-way valve |
CN114459689A (en) * | 2022-01-23 | 2022-05-10 | 厦门加华电力科技有限公司 | SF6 leakage quick response detection and environment monitoring device |
CN114593878A (en) * | 2022-03-10 | 2022-06-07 | 博众精工科技股份有限公司 | Air tightness testing device |
CN115252855A (en) * | 2022-08-19 | 2022-11-01 | 哈尔滨医科大学 | Medical instrument disinfection device |
CN115808272A (en) * | 2022-12-01 | 2023-03-17 | 兰州空间技术物理研究所 | Quick leak detection device and method for components of capacitance film vacuum gauge |
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Application publication date: 20190705 |
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