CN217976418U - Checking device of automobile air filter blockage alarm sensor - Google Patents
Checking device of automobile air filter blockage alarm sensor Download PDFInfo
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- CN217976418U CN217976418U CN202222612353.XU CN202222612353U CN217976418U CN 217976418 U CN217976418 U CN 217976418U CN 202222612353 U CN202222612353 U CN 202222612353U CN 217976418 U CN217976418 U CN 217976418U
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- 238000012360 testing method Methods 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims abstract description 21
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- 238000007689 inspection Methods 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims abstract description 11
- 238000013519 translation Methods 0.000 claims description 20
- 210000002445 nipple Anatomy 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
本实用新型涉及传感器质检技术领域，公开了一种汽车空滤阻塞报警传感器的检验装置，包括夹具系统，气压系统，包括气源以及与气源连通的第一气路；第一气路包括第一气管以及相串联在第一气管上的第一电磁阀、气罐和比例阀，第一气管在比例阀的末端分别与每对夹具组件的气嘴连通；以及测试系统，包括依次电信号连通的检测探头、数字万用表和工控机；检测探头设置在夹具头内，且正对气嘴设置，用于接收位于气嘴和夹具头之间的汽车空滤阻塞报警传感器的电信号。利用测试系统检验不同气压环境下的测试值，不仅相比人工检验提高了检验效率，而且检验精度更高。
The utility model relates to the technical field of sensor quality inspection, and discloses an inspection device for an automobile air filter blocking alarm sensor, comprising a clamp system, an air pressure system, an air source and a first air path connected to the air source; the first air path includes The first air pipe and the first solenoid valve, air tank and proportional valve connected in series on the first air pipe, the first air pipe communicates with the air nozzles of each pair of clamp assemblies respectively at the end of the proportional valve; and the test system, including electrical signals in sequence Connected detection probe, digital multimeter and industrial computer; the detection probe is arranged in the fixture head, and is set facing the air nozzle, and is used to receive the electrical signal of the automobile air filter blockage alarm sensor located between the air nozzle and the fixture head. Using the test system to test the test values under different air pressure environments not only improves the test efficiency compared with manual test, but also has higher test accuracy.
Description
Technical Field
The utility model relates to a sensor quality testing technical field, in particular to empty verifying attachment who blocks alarm sensor that strains of car.
Background
An air filter blockage alarm sensor for an automobile is a sensor assembly which is used for automatically detecting whether an air filter on the automobile is blocked or not and sending out an alarm signal in real time. An air filter blockage alarm sensor is disclosed in chinese patent publication No. CN 202900474U. The air filter is composed of a conductive insert, a flat washer, a terminal button assembly, a sealing washer, an adjusting screw plug, a locking nut, a spring washer, a shell, a diaphragm assembly and a measuring spring. Whether the performance of the automobile air filter blockage alarm sensor reaches the standard or not directly influences the subsequent driving experience of the automobile. The existing detection mode of the automobile air filter blockage alarm sensor is that a worker uses a simple detection device to detect whether a sensor can send an alarm electric signal after being subjected to pressure, but the detection mode cannot detect whether an alarm point under different pressures is qualified, only qualitative detection can be carried out, quantitative detection cannot be carried out, and the detection precision is low. In addition, the manual inspection method has a problem of low inspection efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a car air filter blocks alarm sensor's verifying attachment to solve one of above-mentioned technical problem.
In a first aspect, the utility model provides a car air filter blocks alarm sensor's verifying attachment, include:
the fixture system comprises at least one pair of fixture assemblies, each pair of fixture assemblies comprises an air nozzle and a fixture head which are vertically arranged along the axial direction in an opposite mode and are used for clamping or loosening the automobile air filter blockage alarm sensor;
the air pressure system comprises an air source and a first air path communicated with the air source; the first air path comprises a first air pipe, a first electromagnetic valve, an air tank and a proportional valve which are connected in series on the first air pipe, and the first air pipe is respectively communicated with the air tap of each pair of clamp assemblies at the tail end of the proportional valve; and
the test system comprises a detection probe, a digital multimeter and an industrial personal computer which are sequentially communicated by electric signals; the detection probe is arranged in the clamp head, is arranged opposite to the air nozzle and is used for receiving an electric signal of an automobile air filter blockage alarm sensor positioned between the air nozzle and the clamp head; the industrial personal computer is also connected with the air pressure system through an electric signal.
Furthermore, the fixture system also comprises a base, a lifting plate and a driving assembly which are sequentially arranged from bottom to top; the fixture head of many pairs of fixture assembly sets up on the base, many pairs of fixture assembly's air cock with the setting of fixture head one-to-one is in on the lifter plate, drive assembly with the lifter plate is connected, is used for the drive the lifter plate goes up and down in order to realize air cock and fixture head are close to mutually or keep away from mutually.
Further, the drive assembly includes a clamp cylinder; the air pressure system also comprises a second air path communicated with the air source; the second air path comprises a second air pipe and a second electromagnetic valve arranged on the second air pipe; the second air pipe is communicated with the clamp air cylinder at the tail end of the second electromagnetic valve.
Further, the fixture system further comprises a mounting plate, and a translation assembly and a guide assembly arranged on the mounting plate; the mounting plate is positioned below the base; the translation assembly comprises a slide rail horizontally arranged on the mounting plate and a slide block matched with the slide rail, and the slide block is connected with the base; the guide assembly comprises a guide rod vertically arranged, the guide rod penetrates through the lifting plate, a fixing plate is connected to the upper end of the guide rod, the lower end of the guide rod is connected with the mounting plate, and the driving assembly is mounted on the fixing plate.
Furthermore, the translation assembly also comprises a telescopic cylinder, a limiting block and a dragging block; the limiting block and the dragging block are distributed along the translation direction of the base, the limiting block is fixedly connected with the mounting plate, the dragging block is fixedly connected with the base, the telescopic direction of the telescopic cylinder is arranged along the translation direction of the base, the cylinder body of the telescopic cylinder is fixedly connected with the mounting plate, and the telescopic rod body of the telescopic cylinder is connected with the dragging block.
Furthermore, the air tap is provided with an elastic part in the contact area with the lifting plate.
Further, the inspection device further comprises a frame body, a platform plate and an electrical cabinet communicated with the platform plate are arranged on the frame body, the clamp system is arranged on the platform plate, and the air pressure system and the test system are arranged in the electrical cabinet.
Furthermore, a wiring port, a digital input module, a digital output module, an analog input module and an analog output module which are electrically connected with the industrial personal computer are also arranged in the electrical cabinet.
Further, still be provided with display and light on the support body, the display with industrial computer signal connection.
In a second aspect, the utility model also provides a method for testing the automobile air filter blockage alarm sensor by using the testing device of any one of the above technical schemes,
clamping an automobile air filter blockage alarm sensor to be detected by using a clamp system of the detection device;
setting a preset air pressure environment of the air faucet by using an air pressure system of the inspection device;
and converting the electric signal output by the automobile air filtration blockage alarm sensor in the preset air pressure environment into a digital signal by using the detection probe and the digital multimeter of the test system, and transmitting the digital signal back to the industrial personal computer of the test system to obtain a test value, comparing the test value with a pre-stored standard value corresponding to the air pressure environment by using the industrial personal computer, and judging that the automobile air filtration blockage alarm sensor is qualified when the test value is within the allowable error range of the standard value.
Furthermore, the preset air pressure environments are various, and when the industrial personal computer judges that the automobile air filter blockage alarm sensor is qualified in one preset air pressure environment, the industrial personal computer controls the air pressure system to give another preset air pressure environment to the air nozzle, and the automobile air filter blockage alarm sensor is continuously detected; and when the test values of the automobile air filtering blockage alarm sensors in all kinds of preset air pressure environments are compared with corresponding standard values and are within an allowable error range, judging that the automobile air filtering blockage alarm sensors are qualified.
The utility model provides a beneficial effect that technical scheme brought includes: the automobile air filter blocking alarm sensor needing to be inspected is clamped through the clamp system, the air pressure of the air faucet is adjusted through the opening and closing degree of the proportional valve of the air pressure adjusting system, accordingly, the air pressure environment of the automobile air filter blocking alarm sensor is changed, the testing system is used for testing the testing values under different air pressure environments, the testing efficiency is improved compared with manual testing, the testing precision is higher, and the testing qualification rate and the product delivery qualification rate are also improved through multiple times of testing of different air pressure environments. The clamp system is convenient and quick to clamp or loosen a workpiece (namely, the automobile air filter blockage alarm sensor), and the inspection efficiency is further improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the checking device of the automobile air filter blockage alarm sensor.
Fig. 2 is the utility model discloses a car air filter that verifying attachment is suitable for blocks alarm sensor's schematic structure.
Fig. 3 is a front view structure diagram of the rear view angle of fig. 1.
Fig. 4 is an enlarged perspective view of the clamping system of fig. 1.
Fig. 5 is a schematic perspective view of fig. 4 from another angle.
FIG. 6 is a front view of a gripper head of the pair of gripper assemblies of FIG. 4.
FIG. 7 isbase:Sub>A schematic sectional view A-A of FIG. 6.
Fig. 8 is a schematic structural view of the automobile air filter blockage warning sensor in fig. 7 after being hidden.
In the figure: 1-a frame body; 2-a wiring port; 3-a digital input module; 4-a digital output module; 5-analog input module; 6-analog quantity output module; 7-a display; 8-lighting lamp; 9-air tap; 10-a gripper head; 11-a workpiece; 12-a base; 13-a lifter plate; 14-a clamp cylinder; 15-mounting a plate; 16-a slide rail; 17-a slide block; 18-a guide bar; 19-fixing the plate; 20-a telescopic cylinder; 21-a limiting block; 22-a dragging block; 23-harness drag chain; 24-an industrial personal computer; 25-a detection probe; 26-a first solenoid valve; 27-a gas tank; 28-proportional valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides an empty verifying attachment who blocks alarm sensor that strains of car includes: the device comprises a frame body, and a clamp system, an air pressure system and a test system which are arranged on the frame body. The fixture system comprises a frame body, a fixture system, a pneumatic system and a testing system, wherein the frame body is provided with a platform plate and an electrical cabinet communicated with the platform plate, the fixture system is arranged on the platform plate, and the pneumatic system and the testing system are arranged in the electrical cabinet. The testing system comprises an industrial personal computer, wherein the industrial personal computer is arranged in an electrical cabinet of the frame body, and a wiring port, a digital input module, a digital output module, an analog input module and an analog output module which are electrically connected with the industrial personal computer are also arranged in the electrical cabinet. The frame body is further provided with a display and a lighting lamp, and the display is connected with the industrial personal computer through an electric signal.
As shown in fig. 5-8 in conjunction with the drawings, the clamp system includes at least one pair of clamp assemblies, each pair of clamp assemblies including an upstanding axially opposed air tap and clamp head for clamping or unclamping the automotive air filter blockage warning sensor.
The clamp system also comprises a base, a lifting plate and a driving assembly which are sequentially arranged from bottom to top; the fixture head of many pairs of fixture assembly sets up on the base, many pairs of fixture assembly's air cock with the setting of fixture head one-to-one is in on the lifter plate, drive assembly with the lifter plate is connected, is used for the drive the lifter plate goes up and down in order to realize the air cock is close to mutually or keeps away from mutually with the fixture head.
In this embodiment, there are 8 pairs of clamp assemblies of the clamp system. That is, in this embodiment, the jig system includes 8 jig heads and 8 air nozzles. 8 air nozzles are distributed on the lifting plate in an array form of 2 rows and 4 columns, in order to avoid damage to an automobile air filter blockage alarm sensor (hereinafter referred to as a workpiece), an elastic piece is arranged in a contact area of the air nozzles and the lifting plate, and the elastic piece can be an elastic sheet or a rubber gasket. Correspondingly, 8 gripper heads are also distributed on the base in an array of 2 rows and 4 columns. When the driving assembly drives the lifting plate to descend, 8 air nozzles are synchronously close to 8 fixture heads, and each air nozzle moves towards the direction of the fixture head below the air nozzle to clamp 8 workpieces. Of course, it is not necessary to have a workpiece between each pair of gripper assemblies, and there may be portions of the pair of gripper assemblies that do not grip the workpiece.
Before the air nozzle is matched with the clamp head to clamp the workpiece, the air nozzle can be configured to suck air or alternatively switch between air suction and air blowing, so that the workpiece can vertically jump between the clamp assemblies, and the workpiece can keep good verticality.
The drive assembly in this embodiment includes a clamp cylinder. The air pressure system also comprises a second air path communicated with the air source; the second air path comprises a second air pipe and a second electromagnetic valve arranged on the second air pipe; the second air pipe is communicated with the clamp air cylinder at the tail end of the second electromagnetic valve. The second electromagnetic valve is preferably a three-position five-way middle-position closed electromagnetic valve, and the air inlet and outlet of the clamp air cylinder are regulated and controlled through the second electromagnetic valve, so that the lifting driving of the lifting plate is realized.
The clamp system also comprises a mounting plate, a translation assembly and a guide assembly, wherein the translation assembly and the guide assembly are arranged on the mounting plate; the mounting plate is positioned below the base; the translation assembly comprises a slide rail horizontally arranged on the mounting plate and a slide block matched with the slide rail, and the slide block is connected with the base; the guide assembly comprises a guide rod vertically arranged, the guide rod penetrates through the lifting plate, the upper end of the guide rod is connected with a fixed plate, the lower end of the guide rod is connected with the mounting plate, and the driving assembly is mounted on the fixed plate. The guide rod can limit the stroke of the vertical lifting of the lifting plate, and the lifting plate is prevented from being deviated in the horizontal direction to influence the alignment precision of the air nozzle and the fixture head.
The translation assembly further comprises a telescopic cylinder, a limiting block and a dragging block; the limiting block and the dragging block are distributed along the translation direction of the base, the limiting block is fixedly connected with the mounting plate, the dragging block is fixedly connected with the base, the telescopic direction of the telescopic cylinder is arranged along the translation direction of the base, the cylinder body of the telescopic cylinder is fixedly connected with the mounting plate, and the telescopic rod body of the telescopic cylinder is connected with the dragging block. The telescopic cylinder may not be connected to the industrial control computer of the test system. For example, the telescoping cylinder is its flexible for manual control, and inspection personnel adjust the base through dragging or promoting the pulling piece along translation direction translation, and the telescoping cylinder that corresponds is flexible, and the stopper can restrict its biggest translation volume. Through the effect of translation subassembly, the position of adjustable base to the position of anchor clamps head for the air cock on the adjustment base, in other words, can drag out the base outside the vertical projection scope of lifter plate, be convenient for quick putting the work piece in proper order on anchor clamps are overhead, promote base to suitable position again, otherwise, also can take out the work piece that has accomplished the detection on the base fast, realize unloading fast.
In this embodiment, one side of base still is provided with the pencil tow chain, and the pencil tow chain is used for fixing and arranges the pencil that stretches out by the base below, and the pencil tow chain has the flexibility moreover, can enough arrange in order and concentrate the pencil, conveniently connects digital multimeter, can reserve out partly flexible space again, avoids the telescoping cylinder to tear the pencil apart or pull many times when promoting the base repeatedly and influences pencil life.
The air pressure system comprises an air source and a first air path communicated with the air source; the first air path comprises a first air pipe, a first electromagnetic valve, an air tank and a proportional valve, wherein the first electromagnetic valve, the air tank and the proportional valve are connected to the first air pipe in series, and the tail end of the first air pipe at the proportional valve is respectively communicated with the air tap of each pair of clamp assemblies. The air pressure entering the air faucet is regulated and controlled through the opening and closing degree of the proportional valve so as to realize the regulation of the air pressure environment of the air faucet. The first trachea and the second trachea are connected in parallel and are respectively communicated with the origin. And a filtering pressure-reducing oil mist separation valve is arranged on the first air pipe before the first electromagnetic valve is arranged. Wherein, the first electromagnetic valve is preferably a direct-acting 2-way electromagnetic valve, a vacuum generator is arranged between the first electromagnetic valve and the gas tank, the proportional valve is preferably a vacuum proportional valve, and another group of filtering and pressure-reducing oil mist separation valves are arranged between the proportional valve and the gas tank.
The test system comprises a detection probe, a digital multimeter and an industrial personal computer which are sequentially communicated by electric signals; as shown in fig. 7 and 8, the detection probe is arranged in the fixture head, is arranged opposite to the air tap, and is used for receiving an electric signal of the automobile air filter blockage alarm sensor between the air tap and the fixture head; the industrial personal computer is also connected with the air pressure system through an electric signal.
Under the control of the industrial personal computer, the first air path of the air pressure system provides different stable and accurate air pressure values for checking the workpiece. The multi-time impact standard before the workpiece is clamped and inspected is met, the set air pressure alarm values of different check points (or different preset air pressure environments) can be reached, and the workpiece can be inspected by an inspector conveniently.
The test system can comprise a wiring port, a digital input module, a digital output module, an analog input module and an analog output module.
The analog input module and the analog output module are used for converting air pressure values of different alarm points and alarm points during workpiece testing into digital signals which can be identified by an industrial personal computer (or called industrial control computer), testing pressure input on the workpiece is realized through a preset program of the industrial personal computer, pressure signals received by the workpiece from an air nozzle are converted into electric signals through the existing attributes of the workpiece, the electric signals output here are insulation resistance values, the workpiece is connected with a digital multimeter through a wire harness, the digital signals are output to return to the industrial personal computer after being processed by the digital multimeter, and a control loop of the whole testing process is realized.
The testing program of the whole inspection device is written by using LabVIEW programming software on an industrial control computer, and the program has the functions of editing, saving and calling. The display is used as a human-computer interface and is used for displaying a program running picture and editing an entry of the inspection program; the display should be mounted at a height that is generally horizontal to the operator's line of sight and ergonomic. The software can set and store the product drawing number of the current calibrated/inspected workpiece, the impact air pressure of the product and the alarm air pressure, namely, the industrial personal computer can preset different air pressure environments for workpiece testing and standard values corresponding to the preset air pressure environments. The display can display the results of all steps of detecting/checking/testing the workpiece currently, such as leakage amount, alarm point and insulation resistance value, and display whether all the steps are qualified or not through colors (green and red); wherein, the display displays the judgment result of qualified or unqualified, the qualified display is green, and the unqualified display is red. The display shows the position correspondence of testing result and anchor clamps subassembly, and after convenient the detection, the operator is to the quick discernment of defective products.
Based on same design, the utility model discloses utilize verifying attachment of above-mentioned arbitrary embodiment to carry out the method that inspects to car air filter blocking alarm sensor, including following step:
clamping the automobile air filter blockage alarm sensor to be detected by using a clamp system of the detection device;
setting the air faucet preset air pressure environment by using an air pressure system of the inspection device;
and converting the electric signal output by the automobile air filtration blockage alarm sensor in the preset air pressure environment into a digital signal by using the detection probe and the digital multimeter of the test system, and transmitting the digital signal back to the industrial personal computer of the test system to obtain a test value, comparing the test value with a pre-stored standard value corresponding to the air pressure environment by using the industrial personal computer, and judging that the automobile air filtration blockage alarm sensor is qualified when the test value is within the allowable error range of the standard value.
When the industrial personal computer judges that the automobile air filtering blockage alarm sensor is qualified in one preset air pressure environment, the industrial personal computer controls the air pressure system to give another preset air pressure environment to the air nozzle, and the automobile air filtering blockage alarm sensor is continuously detected; and when the test values of the automobile air filtering blockage alarm sensors in all kinds of preset air pressure environments are compared with corresponding standard values and are within an allowable error range, judging that the automobile air filtering blockage alarm sensors are qualified.
Taking whether the alarm point of the workpiece is qualified as an example, when the workpiece is clamped by the clamp assembly, the air nozzle of the clamp assembly starts to exhaust air, and the interior of the workpiece is always in a disconnected state without alarming when the pressure is reduced from 0kpa to-5.6 kpa. When the pressure continues to drop to-6.8 kpa, the workpiece is closed at a certain pressure point p in the interval, and an alarm is given. The pressure point p is an alarm point, when the pressure is continuously reduced to-30 kpa from the alarm point p, the interior of the workpiece is always in a closed state, and the workpiece always gives an alarm. Then the air pressure rises to p from-30 kpa, the workpiece is changed from alarm to non-alarm (the pressure is changed from an off state to an on state only once), the pressure rises to 0, and the workpiece does not alarm. When the workpiece meets the requirements, the alarm point is qualified.
It is noted that, in the present invention, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides an automobile air filter blocks up alarm sensor's verifying attachment which characterized in that includes:
the fixture system comprises at least one pair of fixture assemblies, each pair of fixture assemblies comprises an air nozzle and a fixture head which are vertically arranged along the axial direction in an opposite mode and are used for clamping or loosening the automobile air filter blockage alarm sensor;
the air pressure system comprises an air source and a first air path communicated with the air source; the first air path comprises a first air pipe, a first electromagnetic valve, an air tank and a proportional valve which are connected in series on the first air pipe, and the first air pipe is respectively communicated with the air tap of each pair of clamp assemblies at the tail end of the proportional valve; and
the test system comprises a detection probe, a digital multimeter and an industrial personal computer which are sequentially communicated by electric signals; the detection probe is arranged in the clamp head, is arranged opposite to the air faucet and is used for receiving an electric signal of an automobile air filter blockage alarm sensor positioned between the air faucet and the clamp head; the industrial personal computer is also connected with the air pressure system through an electric signal.
2. The detecting device for the automobile air filter blockage alarm sensor according to claim 1, wherein the clamp system further comprises a base, a lifting plate and a driving component which are sequentially arranged from bottom to top; the fixture head of many pairs of fixture assembly sets up on the base, many pairs of fixture assembly's air cock with the setting of fixture head one-to-one is in on the lifter plate, drive assembly with the lifter plate is connected, is used for the drive the lifter plate goes up and down in order to realize the air cock is close to mutually or keeps away from mutually with the fixture head.
3. The apparatus for inspecting an air filter clogging alarm sensor of an automobile according to claim 2, wherein said driving assembly includes a jig cylinder; the air pressure system also comprises a second air path communicated with the air source; the second air path comprises a second air pipe and a second electromagnetic valve arranged on the second air pipe; the second air pipe is communicated with the clamp air cylinder at the tail end of the second electromagnetic valve.
4. The apparatus of claim 2, wherein the fixture system further comprises a mounting plate, and a translation assembly and a guide assembly disposed on the mounting plate; the mounting plate is positioned below the base; the translation assembly comprises a slide rail horizontally arranged on the mounting plate and a slide block matched with the slide rail, and the slide block is connected with the base; the guide assembly comprises a guide rod vertically arranged, the guide rod penetrates through the lifting plate, the upper end of the guide rod is connected with a fixed plate, the lower end of the guide rod is connected with the mounting plate, and the driving assembly is mounted on the fixed plate.
5. The checking device of the automobile air filter blockage alarm sensor as recited in claim 4, wherein the translation assembly further comprises a telescopic cylinder, a limiting block and a dragging block; the limiting block and the dragging block are distributed along the translation direction of the base, the limiting block is fixedly connected with the mounting plate, the dragging block is fixedly connected with the base, the telescopic direction of the telescopic cylinder is arranged along the translation direction of the base, the cylinder body of the telescopic cylinder is fixedly connected with the mounting plate, and the telescopic rod body of the telescopic cylinder is connected with the dragging block.
6. The apparatus for inspecting an air filter clogging alarm sensor for a vehicle according to claim 2, wherein an elastic member is provided to a contact area of said air nipple with said lifting plate.
7. The testing device of the air filter blockage alarm sensor of the automobile according to claim 1, further comprising a frame body, wherein a platform plate and an electrical cabinet communicated with the platform plate are arranged on the frame body, the clamp system is arranged on the platform plate, and the air pressure system and the testing system are arranged in the electrical cabinet.
8. The inspection device for the air filter blockage alarm sensor of the automobile as claimed in claim 7, wherein a wiring port, a digital input module, a digital output module, an analog input module and an analog output module which are electrically connected with the industrial personal computer are further arranged in the electrical cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222612353.XU CN217976418U (en) | 2022-09-29 | 2022-09-29 | Checking device of automobile air filter blockage alarm sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222612353.XU CN217976418U (en) | 2022-09-29 | 2022-09-29 | Checking device of automobile air filter blockage alarm sensor |
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| Publication Number | Publication Date |
|---|---|
| CN217976418U true CN217976418U (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222612353.XU Active CN217976418U (en) | 2022-09-29 | 2022-09-29 | Checking device of automobile air filter blockage alarm sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450805A (en) * | 2022-09-29 | 2022-12-09 | 东风电驱动系统有限公司 | Inspection device and inspection method of automotive air filter clogging alarm sensor |
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2022
- 2022-09-29 CN CN202222612353.XU patent/CN217976418U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450805A (en) * | 2022-09-29 | 2022-12-09 | 东风电驱动系统有限公司 | Inspection device and inspection method of automotive air filter clogging alarm sensor |
| CN115450805B (en) * | 2022-09-29 | 2025-04-25 | 东风电驱动系统有限公司 | Inspection device and inspection method for automobile air filter blockage alarm sensor |
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