CN109974946A - Automobile filter detection device and detection method thereof - Google Patents
Automobile filter detection device and detection method thereof Download PDFInfo
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- 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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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 239000001307 helium Substances 0.000 claims abstract description 15
- 229910052734 helium Inorganic materials 0.000 claims abstract description 15
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 210000000078 claw Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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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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Abstract
本发明公开了汽车过滤器检测装置，包括：架体、气缸、密封罩、氦气罐以及抓取机构；气缸固定在气缸的上表面，且气缸上的活塞杆竖直穿过架体与密封罩的顶部相连，密封罩的正下方设置有工作台，工作台上设置有固定机构，密封罩的一侧连通设置有出气管，出气管的另一端与质谱仪内；氦气罐能够通过进气管对固定在工作台上的汽车过滤器的底部进行充气。该汽车过滤器检测装置克服现有技术中的检漏方法存在局限性，一般使用压降法和流量法常被用来检查总泄漏率是否符合设定的密封性要求。发现泄漏超标的产品所需的时间较长其工作效率低下，而且准确度差的问题。
The invention discloses a vehicle filter detection device, comprising: a frame body, a cylinder, a sealing cover, a helium gas tank and a grabbing mechanism; the cylinder is fixed on the upper surface of the cylinder, and a piston rod on the cylinder vertically passes through the frame body and the seal The top of the cover is connected, a worktable is arranged directly under the sealing cover, a fixing mechanism is arranged on the worktable, a gas outlet pipe is connected to one side of the sealing cover, and the other end of the gas outlet pipe is connected to the mass spectrometer; the helium gas tank can pass through the inlet pipe. The air pipe inflates the bottom of the car filter fixed on the bench. The automobile filter detection device overcomes the limitations of the leak detection methods in the prior art. Generally, the pressure drop method and the flow rate method are often used to check whether the total leakage rate meets the set tightness requirements. It takes a long time to find products with excessive leakage, which is inefficient and inaccurate.
Description
技术领域technical field
本发明涉及汽车零部件检测领域，具体地，涉及一种汽车过滤器检测装置及其检测方法。The invention relates to the field of automobile parts detection, in particular to an automobile filter detection device and a detection method thereof.
背景技术Background technique
随着工业生产的发展和科学技术的进步，人们对汽车过滤器气密性的要求也越来越高。因此在加工和设计过程中应采取有效措施，防止泄漏隐患的基础上，运用有效的检漏手段，加以进行预防。为了满足设备质量的要求，在生产中和组装后都需要气密性检测，并且要顺应整个生产线的节拍要求，一般检测周期时间较短，所以在检测的同时还存在效率的问题。过滤器在汽车系统中是一种必要的装置，过滤器的气密性在线智能检测是关键技术之一。With the development of industrial production and the advancement of science and technology, people have higher and higher requirements for the airtightness of automobile filters. Therefore, effective measures should be taken in the process of processing and design to prevent hidden dangers of leakage, and effective leak detection methods should be used to prevent them. In order to meet the requirements of equipment quality, air tightness testing is required during production and after assembly, and it must comply with the beat requirements of the entire production line. Generally, the testing cycle time is short, so there is still a problem of efficiency during testing. The filter is a necessary device in the automotive system, and the online intelligent detection of the air tightness of the filter is one of the key technologies.
传统检漏方法存在局限性，一般使用压降法和流量法常被用来检查总泄漏率是否符合设定的密封性要求。发现泄漏超标的产品所需的时间较长其工作效率低下，而且准确度差。Traditional leak detection methods have limitations. Generally, the pressure drop method and flow method are often used to check whether the total leakage rate meets the set sealing requirements. It takes a long time to find products with excessive leakage, which is inefficient and has poor accuracy.
因此，提供一种在使用过程中可以对汽车过滤器的密封性进行有效地检测，能够快速确认泄漏超标的产品，工作效率高而且准确度也高的汽车过滤器检测装置及其检测方法是本发明亟需解决的问题。Therefore, to provide a vehicle filter detection device and detection method with high working efficiency and high accuracy, which can effectively detect the tightness of the automobile filter during use, can quickly confirm the leakage exceeding the standard product, and have high working efficiency and high accuracy. Invent a problem that needs to be solved urgently.
发明内容SUMMARY OF THE INVENTION
针对上述技术问题，本发明的目的是克服现有技术中的检漏方法存在局限性，一般使用压降法和流量法常被用来检查总泄漏率是否符合设定的密封性要求。发现泄漏超标的产品所需的时间较长其工作效率低下，而且准确度差的问题，从而提供一种在使用过程中可以对汽车过滤器的密封性进行有效地检测，能够快速确认泄漏超标的产品，工作效率高而且准确度也高的汽车过滤器检测装置及其检测方法。In view of the above technical problems, the purpose of the present invention is to overcome the limitations of the leak detection methods in the prior art. Generally, the pressure drop method and the flow rate method are often used to check whether the total leakage rate meets the set tightness requirements. It takes a long time to find products that leak exceeding the standard, its work efficiency is low, and the accuracy is poor, so as to provide a system that can effectively detect the tightness of the car filter during use, and can quickly confirm that the leakage exceeds the standard. The utility model relates to an automobile filter detection device and a detection method thereof with high working efficiency and high accuracy.
为了实现上述目的，本发明提供了一种汽车过滤器检测装置，所述汽车过滤器检测装置包括：架体、气缸、密封罩、氦气罐以及抓取机构；所述气缸固定在所述气缸的上表面，且所述气缸上的活塞杆竖直穿过所述架体与所述密封罩的顶部相连，所述密封罩的正下方设置有工作台，所述工作台上设置有固定机构，所述密封罩的一侧连通设置有出气管，所述出气管的另一端与质谱仪内；所述氦气罐能够通过进气管对固定在所述工作台上的汽车过滤器的底部进行充气。In order to achieve the above object, the present invention provides a vehicle filter detection device, which includes: a frame, a cylinder, a sealing cover, a helium tank and a grabbing mechanism; the cylinder is fixed on the cylinder the upper surface of the cylinder, and the piston rod on the cylinder vertically passes through the frame and connects with the top of the sealing cover, a workbench is arranged directly under the seal cover, and a fixing mechanism is arranged on the workbench , one side of the airtight cover is communicated with an air outlet pipe, and the other end of the air outlet pipe is connected to the inside of the mass spectrometer; Inflate.
优选地，所述工作台的下表面贯穿设置有通孔，所述固定机构上设置有与所述通孔相连通的通道，所述通道与固定在所述固定机构上的汽车过滤器的底部也相连通。Preferably, a through hole is formed through the lower surface of the worktable, a channel communicated with the through hole is arranged on the fixing mechanism, and the channel is connected to the bottom of the automobile filter fixed on the fixing mechanism. also connected.
优选地，所述进气管的端部与所述通道之间为螺纹式连接，且连接处设置有密封圈。Preferably, the end of the air intake pipe is threadedly connected to the passage, and a sealing ring is provided at the connection.
优选地，所述密封罩的下表面边沿设置有橡胶圈。Preferably, the edge of the lower surface of the sealing cover is provided with a rubber ring.
优选地，所述架体的内部至少竖直设置两根导杆，所述密封罩上固定有支撑板，所述支撑板的两侧分别穿过所述导杆，且所述支撑板能够沿着所述导杆滑动。Preferably, at least two guide rods are vertically arranged inside the frame body, a support plate is fixed on the sealing cover, both sides of the support plate respectively pass through the guide rods, and the support plate can pass through the guide rods along the Slide along the guide rod.
优选地，所述支撑板与所述导杆设置有套筒，所述套筒与所述支撑板固接，且所述套筒够沿着所述导杆滑动。Preferably, the support plate and the guide rod are provided with a sleeve, the sleeve is fixedly connected to the support plate, and the sleeve is capable of sliding along the guide rod.
优选地，所述密封罩与所述出气管的接口内部设置有微型风扇，所述微型风扇吹向所述质谱仪。Preferably, a micro fan is arranged inside the interface between the sealing cover and the air outlet pipe, and the micro fan blows toward the mass spectrometer.
优选地，所述抓取机构包括自下而上依次连接的底座、旋转气缸、升降气缸以及伸缩气缸，所述伸缩气缸的活塞杆水平设置且朝向所述工作台，其端部还连接有气爪；所述旋转气缸能够驱动所述升降气缸转动，所述升降气缸能够驱动所述伸缩气缸升降。Preferably, the grabbing mechanism includes a base, a rotating cylinder, a lifting cylinder, and a telescopic cylinder that are sequentially connected from bottom to top. Claw; the rotating cylinder can drive the lifting cylinder to rotate, and the lifting cylinder can drive the telescopic cylinder to rise and fall.
优选地，所述旋转气缸与所述升降气缸之间通过转向齿轮相连。Preferably, the rotating cylinder and the lifting cylinder are connected through a steering gear.
本发明还提供了一种汽车过滤器的检测方法，所述检测方法包括：The present invention also provides a detection method for an automobile filter, the detection method comprising:
步骤1，将待检测的汽车过滤器固定在所述工作台上，且使得所述工作台上的底部与固定机构上的通道相连；Step 1, fixing the car filter to be tested on the workbench, and connecting the bottom of the workbench with the channel on the fixing mechanism;
步骤2，利用工件将待检测的汽车过滤器上的中心孔封闭住；Step 2, use the workpiece to close the center hole on the car filter to be detected;
步骤3，开启氦气罐的阀门，利用所述进气管对待检测的汽车过滤器的底部进行充气；Step 3, open the valve of the helium tank, and use the air inlet pipe to inflate the bottom of the car filter to be detected;
步骤4，获取所述质谱仪的检测结果。Step 4, acquiring the detection result of the mass spectrometer.
根据上述技术方案，本发明提供的汽车过滤器检测装置在使用时，利用所述抓取机构将待检测的汽车过滤器自动抓取至所述工作台上，且调整所述汽车过滤器的底部朝向，然后利用所述固定机构将其固定住，启动所述气缸驱动所述密封罩下降至将所述汽车过滤器罩住，形成一个密封的空间，再利用所述进气管对汽车过滤器的底部进行充气，然后通过观察所述质谱仪的检测结果来判断产品是否合格，如果检测到氦气，则说明产品不合格，反之，产品合格。According to the above technical solution, when the vehicle filter detection device provided by the present invention is in use, the grabbing mechanism is used to automatically grab the vehicle filter to be detected on the workbench, and adjust the bottom of the vehicle filter. Then use the fixing mechanism to fix it, activate the cylinder to drive the sealing cover down to cover the car filter to form a sealed space, and then use the air intake pipe to prevent the car filter The bottom is inflated, and then it is judged whether the product is qualified by observing the detection result of the mass spectrometer. If helium is detected, it means that the product is unqualified, otherwise, the product is qualified.
本发明的其他特征和优点将在随后的具体实施方式部分予以详细说明。Other features and advantages of the present invention will be described in detail in the following detailed description.
附图说明Description of drawings
附图是用来提供对本发明的进一步理解，并且构成说明书的一部分，与下面的具体实施方式一起用于解释本发明，但并不构成对本发明的限制。在附图中：The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and together with the following specific embodiments, are used to explain the present invention, but do not constitute a limitation to the present invention. In the attached image:
图1是本发明的一种优选的实施方式中提供的汽车过滤器检测装置的结构示意图；Fig. 1 is the structural representation of the automobile filter detection device that provides in a kind of preferred embodiment of the present invention;
图2是本发明的一种优选的实施方式中提供的汽车过滤器检测装置的结构示意图。Fig. 2 is a structural schematic diagram of an automobile filter detection device provided in a preferred embodiment of the present invention.
附图标记说明Explanation of reference signs
1气缸 2活塞杆1 cylinder 2 piston rod
3支撑板 4导杆3 support plate 4 guide rod
5密封罩 6架体5 sealing cover 6 frame
7出气管 8氦气罐7 Outlet pipe 8 Helium tank
9进气管 10质谱仪9 Intake pipe 10 Mass spectrometer
11旋转气缸 12升降气缸11 Rotating cylinder 12 Lifting cylinder
13工作台 14伸缩气缸13 Workbench 14 Telescopic cylinder
15汽车过滤器 16固定机构15 Car filter 16 Fixing mechanism
17气爪 18转向齿轮17 air claw 18 steering gear
19底座 20通道19 Base 20 Channels
具体实施方式Detailed ways
以下结合附图对本发明的具体实施方式进行详细说明。应当理解的是，此处所描述的具体实施方式仅用于说明和解释本发明，并不用于限制本发明。Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present invention, not to limit the present invention.
在本发明中，在未作相反说明的情况下，“上、下、内、外”等包含在术语中的方位词仅代表该术语在常规使用状态下的方位，或为本领域技术人员理解的俗称，而不应视为对该术语的限制。In the present invention, unless otherwise stated, the orientation words such as "upper, lower, inner, outer" included in a term only represent the orientation of the term under normal usage, or are understood by those skilled in the art and should not be viewed as a limitation of the term.
如图1和图2所示，本发明提供了一种汽车过滤器检测装置，所述汽车过滤器检测装置包括：架体6、气缸1、密封罩5、氦气罐8以及抓取机构；所述气缸1固定在所述气缸1的上表面，且所述气缸1上的活塞杆2竖直穿过所述架体6与所述密封罩5的顶部相连，所述密封罩5的正下方设置有工作台13，所述工作台13上设置有固定机构16，所述密封罩5的一侧连通设置有出气管7，所述出气管7的另一端与质谱仪10内；所述氦气罐8能够通过进气管9对固定在所述工作台13上的汽车过滤器15的底部进行充气。As shown in FIG. 1 and FIG. 2 , the present invention provides an automobile filter detection device, the automobile filter detection device includes: a frame body 6, a cylinder 1, a sealing cover 5, a helium gas tank 8 and a grabbing mechanism; The air cylinder 1 is fixed on the upper surface of the air cylinder 1, and the piston rod 2 on the air cylinder 1 vertically passes through the frame body 6 and is connected to the top of the sealing cover 5. The positive side of the sealing cover 5 is connected. A worktable 13 is provided below, a fixing mechanism 16 is provided on the worktable 13, a gas outlet pipe 7 is connected to one side of the sealing cover 5, and the other end of the gas outlet pipe 7 is connected to the mass spectrometer 10; the The helium gas tank 8 can inflate the bottom of the automobile filter 15 fixed on the workbench 13 through the air inlet pipe 9 .
根据上述技术方案，本发明提供的汽车过滤器检测装置在使用时，利用所述抓取机构将待检测的汽车过滤器自动抓取至所述工作台13上，且调整所述汽车过滤器的底部朝向，然后利用所述固定机构16将其固定住，启动所述气缸1驱动所述密封罩5下降至将所述汽车过滤器罩住，形成一个密封的空间，再利用所述进气管9对汽车过滤器的底部进行充气，然后通过观察所述质谱仪10的检测结果来判断产品是否合格，如果检测到氦气，则说明产品不合格，反之，产品合格。According to the above technical solution, when the vehicle filter detection device provided by the present invention is in use, the grabbing mechanism is used to automatically grab the vehicle filter to be detected on the workbench 13, and adjust the position of the vehicle filter. Then use the fixing mechanism 16 to fix it, start the air cylinder 1 to drive the sealing cover 5 down to cover the car filter to form a sealed space, and then use the air intake pipe 9 Inflate the bottom of the car filter, and then judge whether the product is qualified by observing the detection result of the mass spectrometer 10. If helium is detected, the product is unqualified, otherwise, the product is qualified.
在本发明的一种优选的实施方式中，所述工作台13的下表面贯穿设置有通孔，所述固定机构16上设置有与所述通孔相连通的通道20，所述通道与所述汽车过滤器15的底部也相连通，该结构方便将检测气体充入所述汽车过滤器15中，从而对其进行密封性检测。In a preferred embodiment of the present invention, a through hole is provided through the lower surface of the workbench 13, and a passage 20 communicating with the through hole is provided on the fixing mechanism 16, and the passage is connected with the through hole. The bottom of the automobile filter 15 is also connected, and this structure is convenient for filling the detection gas into the automobile filter 15, so as to carry out the tightness detection on it.
为了方便将对所述进气管9，防止其在检测过程中发生脱落影响检测结果，在本发明的一种优选的实施方式中，所述进气管9的端部与所述通道20之间为螺纹式连接，且连接处设置有密封圈。In order to facilitate the detection of the air intake pipe 9 and prevent it from falling off during the detection process and affecting the detection result, in a preferred embodiment of the present invention, the space between the end of the air intake pipe 9 and the passage 20 is Threaded connection, and the connection is provided with a sealing ring.
在本发明的一种优选的实施方式中，所述密封罩5的下表面边沿设置有橡胶圈，所述橡胶圈有利于提高所述密封罩5边沿的密封性，从而使得检测结果更加的准确，防止检测气体从密封罩5的边沿漏掉影响检测结果。In a preferred embodiment of the present invention, the edge of the lower surface of the sealing cover 5 is provided with a rubber ring, and the rubber ring is conducive to improving the sealing performance of the edge of the sealing cover 5, thereby making the detection result more accurate , prevent the detection gas from leaking from the edge of the sealing cover 5 and affect the detection result.
在本发明的一种优选的实施方式中，所述架体6的内部至少竖直设置两根导杆4，所述密封罩5上固定有支撑板3，所述支撑板3的两侧分别穿过所述导杆4，且所述支撑板3能够沿着所述导杆4滑动，所述导杆4限定了所述密封罩5的运动轨迹，有利于所述密封罩5将待检测汽车过滤器完全罩住，防止所述其发生偏移影响检测结果。In a preferred embodiment of the present invention, at least two guide rods 4 are vertically arranged inside the frame body 6 , a support plate 3 is fixed on the sealing cover 5 , and two sides of the support plate 3 are respectively Passing through the guide rod 4, and the support plate 3 can slide along the guide rod 4, the guide rod 4 defines the movement track of the sealing cover 5, which is beneficial to the sealing cover 5 to be detected The car filter is completely shrouded, preventing it from shifting and affecting the test results.
在本发明的一种优选的实施方式中，所述支撑板3与所述导杆4设置有套筒，所述套筒与所述支撑板3固接，且所述套筒够沿着所述导杆4滑动，所述套筒进一步限定了密封罩5的运动轨迹，可以检测所述密封罩5在运动过程中的偏移问题。In a preferred embodiment of the present invention, the support plate 3 and the guide rod 4 are provided with a sleeve, the sleeve is fixedly connected to the support plate 3, and the sleeve is capable of The guide rod 4 slides, and the sleeve further defines the movement track of the sealing cover 5, so that the deviation problem of the sealing cover 5 during the movement can be detected.
在本发明的一种优选的实施方式中，所述密封罩5与所述出气管7的接口内部设置有微型风扇，所述微型风扇吹向所述质谱仪10，所述微型风扇可以加速气管内部气体的流通，当汽车过滤器15的密封性差，漏出的氦气会被加速进入至所述质谱仪10中，也进一步减小了检测时间，提高了工作效率，如果氦气漏出的较少，则如果等它自己进入所述质谱仪10中被检测，其时间较长，严重影响了工作的效率。In a preferred embodiment of the present invention, a micro-fan is arranged inside the interface between the sealing cover 5 and the air outlet pipe 7, and the micro-fan blows to the mass spectrometer 10, and the micro-fan can accelerate the trachea. The circulation of the internal gas, when the tightness of the automobile filter 15 is poor, the leaked helium will be accelerated into the mass spectrometer 10, which further reduces the detection time and improves the work efficiency. If the helium leaks less , then if it waits for itself to enter the mass spectrometer 10 to be detected, it will take a long time, seriously affecting the efficiency of work.
在本发明的一种优选的实施方式中，所述抓取机构包括自下而上依次连接的底座19、旋转气缸11、升降气缸12以及伸缩气缸14，所述伸缩气缸14的伸缩杆水平设置且朝向所述工作台13，其端部还连接有气爪17；所述旋转气缸11能够驱动所述升降气缸12转动，所述升降气缸12能够驱动所述伸缩气缸14升降，在使用过程中夹取汽车过滤器后旋转一定角度与工作台13垂直后，升降气缸12上升，伸缩气缸14推动气爪17将汽车过滤器放于工作台13上进行固定，从而完成汽车过滤器固定的工作。In a preferred embodiment of the present invention, the grabbing mechanism includes a base 19, a rotating cylinder 11, a lifting cylinder 12, and a telescopic cylinder 14 that are sequentially connected from bottom to top, and the telescopic rod of the telescopic cylinder 14 is horizontally arranged And facing the worktable 13, its end is also connected with an air gripper 17; the rotating cylinder 11 can drive the lifting cylinder 12 to rotate, and the lifting cylinder 12 can drive the telescopic cylinder 14 to rise and fall. During use After clamping the car filter and rotating it at a certain angle to be perpendicular to the workbench 13, the lift cylinder 12 rises, the telescopic cylinder 14 pushes the air claw 17 to place the car filter on the workbench 13 for fixing, thereby completing the work of fixing the car filter.
在本发明的一种优选的实施方式中，所述旋转气缸11与所述升降气缸12之间通过转向齿轮18相连。In a preferred embodiment of the present invention, the rotating cylinder 11 and the lifting cylinder 12 are connected through a steering gear 18 .
本发明还提供了一种汽车过滤器的检测方法，所述检测方法包括：The present invention also provides a kind of detection method of automobile filter, and described detection method comprises:
步骤1，将待检测的汽车过滤器固定在所述工作台13上，且使得所述工作台13上的底部与固定机构16上的通道20相连；Step 1: Fix the vehicle filter to be detected on the workbench 13, and connect the bottom of the workbench 13 to the channel 20 on the fixing mechanism 16;
步骤2，利用工件将待检测的汽车过滤器上的中心孔封闭住；Step 2, using the workpiece to seal the central hole on the car filter to be tested;
步骤3，开启氦气罐8的阀门，利用所述进气管9对待检测的汽车过滤器的底部进行充气；Step 3, open the valve of the helium tank 8, utilize the bottom of the car filter to be detected to be inflated by the air intake pipe 9;
步骤4，获取所述质谱仪10的检测结果。Step 4, obtaining the detection result of the mass spectrometer 10 .
该方法对汽车过滤器的检测效率更高，准确度也更高。This method is more efficient and accurate for the detection of automotive filters.
以上结合附图详细描述了本发明的优选实施方式，但是，本发明并不限于上述实施方式中的具体细节，在本发明的技术构思范围内，可以对本发明的技术方案进行多种简单变型，这些简单变型均属于本发明的保护范围。The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the specific details of the above-mentioned embodiments. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solutions of the present invention, These simple modifications all belong to the protection scope of the present invention.
另外需要说明的是，在上述具体实施方式中所描述的各个具体技术特征，在不矛盾的情况下，可以通过任何合适的方式进行组合，为了避免不必要的重复，本发明对各种可能的组合方式不再另行说明。In addition, it should be noted that the specific technical features described in the above-mentioned specific embodiments can be combined in any suitable manner unless they are inconsistent. In order to avoid unnecessary repetition, the present invention provides The combination method will not be specified otherwise.
此外，本发明的各种不同的实施方式之间也可以进行任意组合，只要其不违背本发明的思想，其同样应当视为本发明所公开的内容。In addition, various combinations of different embodiments of the present invention can also be combined arbitrarily, as long as they do not violate the idea of the present invention, they should also be regarded as the disclosed content of the present invention.
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Application publication date: 20190705 |