CN202547933U - Air inflow plugging mechanism capable of realizing rapid detection - Google Patents
Air inflow plugging mechanism capable of realizing rapid detection Download PDFInfo
- Publication number
- CN202547933U CN202547933U CN 201220089595 CN201220089595U CN202547933U CN 202547933 U CN202547933 U CN 202547933U CN 201220089595 CN201220089595 CN 201220089595 CN 201220089595 U CN201220089595 U CN 201220089595U CN 202547933 U CN202547933 U CN 202547933U
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- air inlet
- block head
- air
- transfer table
- inlet block
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- Testing Of Engines (AREA)
Abstract
Provided is an air inflow plugging mechanism capable of realizing rapid detection. The utility model relates to the engine testing, especially to an air inflow plugging mechanism for on-line detection of the air inflow vacuum of the engine. The mechanism comprises an air inflow plugging head, an air inflow pressure sensor and a pneumatic moving platform that is driven by an air cylinder. The air inflow pressure sensor is connected to the air inflow plugging head by a sensor connecting piece and is directed communicated with an air inlet and an air inlet manifold of a detected engine; and the air inflow plugging head is connected with the pneumatic moving platform by a flexible connecting assembly. According to the mechanism provided by the utility mode, the requirement of air inlet alignment precision of the detected engine during the on-line detection process can be lowered and automatic and accurate alignment as well as reliable sealed connection are realized, so that not only the detection precision but also the efficiency of the production line can be improved. Besides, rapid, reliable and secure connection of detection equipment and the detected engine can be ensured by utilizing the mechanism and the damages of the air inflow plugging head, a sealing ring and the air inlet of the detected engine due to collision or extrusion can be avoided, thereby improving the service life of the equipment and reducing the spare part losses.
Description
Technical field
The utility model relates to the test of engine, relates in particular to a kind of engine charge air throttle plugging mechanism that is used for the online detection of engine charge vacuum tightness.
Background technology
Continuous development and dependence test continuous advancement in technology along with auto industry; In the engine production process; The heat of traditional dependence production line end stand is had a try and is tested the mode of checking product defects, had just more and more very fast productive temp, than the engine cold of low production cost have a try test replace.The engine cold test system is an advanced technology that combines many-sided knowledge such as engine manufacture process, all-round property testing and quality control; It is a kind of on-line detecting system that is applied on the engine line; Being used for accomplishing the test of machinery assembling back combination property and the analysis and the control of on-the-spot quality at engine, is the important equipment that guarantees Engine Assembling Quality and combination property.Engine charge vacuum tightness is an integrated technology index of engine, is called as " barometer " of engine performance.If the vacuum tightness conformance with standard of draft tube not only shows the favorable sealing property of cylinder, and show with technical indicators such as closely-related parts of the airtight performance of engine and assembly relations thereof and meet the requirements basically.Therefore, the intake vacuum test is an important test event of engine cold examination, through the intake vacuum test, can find the assembly failure and the parts defective of a lot of engines, thereby can control the quality of product better.China's utility model patent " the online testing agency of a kind of engine charge vacuum tightness " (utility model patent number: ZL201020200395.7 publication number: CN201716149) disclose the online testing agency of a kind of engine charge vacuum tightness; Comprise the air inlet mobile platform under the air cylinder driven, be installed on the said air inlet mobile platform and be used for the mounting blocks of connected sum location air inlet block head and air inlet pressure sensor; Said air inlet block head is connected with said air inlet pressure sensor set middle through hole/passage in said mounting blocks, and said middle through hole/passage also is connected with pneumatic ball valve through a ball valve web member; Said air inlet block head head is provided with and is used for the air intake opening and the inlet manifold that connect with the measured workpiece air intake opening.The mechanism of this utility model can be implemented in the fast detecting of line states; Have the accuracy height, simple in structure, be convenient to installation and maintenance and consumable accessory is changed advantage easily; Avoided the energy dissipation and the toxic emission of engine thermal examination, the while is accurate localization breakdown in the motor to be tested position more.But; The air inlet block head of this utility model be used for the mounting blocks of connected sum location air inlet block head and air inlet pressure sensor and be rigidly connected; Causing in the test process requires high to aligning of air inlet block head and tested engine intake; Bearing accuracy is low, can not satisfy the online detection of the production line requirement of loading and unloading fast; Simultaneously, its air inlet pressure sensor is fixed on the mounting blocks, and is far away apart from air inlet block head and measured workpiece air intake opening, influences measuring accuracy.
The utility model content
But the purpose of the utility model is the air inlet plugging mechanism that a kind of fast detecting will be provided; It is low to solve existing air inlet plugging mechanism bearing accuracy; The tested engine intake of pressure transducer distance is far away, influences measuring accuracy, can not satisfy the technical matters that the online detection of production line accurately detects fast.
The utility model solves the problems of the technologies described above the technical scheme that is adopted:
But a kind of air inlet plugging mechanism of fast detecting comprises the pneumatic transfer table of air inlet block head, air inlet pressure sensor and air cylinder driven, and the air intake opening of said air inlet block head and tested engine is tightly connected through O-ring seal, it is characterized in that:
Described air inlet pressure sensor is connected on the air inlet block head through the sensor web member, directly is communicated with the air intake opening and the inlet manifold of tested engine;
Said sensor web member is fixed on the air inlet block head housing, places the position of the air intake opening of contiguous tested engine.
But a kind of preferable technical scheme of the air inlet plugging mechanism of the fast detecting of the utility model is characterized in that said air inlet block head flexibly connects assembly through one and is connected on the described pneumatic transfer table; The described assembly that flexibly connects comprises an elastic part at least, and pneumatic transfer table limits the contact position and the angle of the air intake opening of air inlet block head and tested engine through said elastic part.
But a kind of better technical scheme of the air inlet plugging mechanism of the fast detecting of the utility model is characterized in that describedly flexibly connecting that elastic part is a spring in the assembly; The described assembly that flexibly connects comprises a connection slide bar at least; Described pneumatic transfer table is provided with the slide opening corresponding with connecting slide bar, and every connection slide bar passes a slide opening; Said spring housing is connecting on the slide bar, and said air inlet block head is fixed on the front end that connects slide bar; Said air inlet block head is connected slide bar, is connected the common constraint of stop structure, slide opening and the spring of slide bar tail end, is flexibly connected on the pneumatic transfer table.
But the another kind of better technical scheme of the air inlet plugging mechanism of the fast detecting of the utility model; It is characterized in that the described assembly that flexibly connects comprises two groups of connection slide bars and spring; Said air inlet block head through each side one group connect slide bar and spring, two slide openings and pneumatic transfer table flexibly connect about on the pneumatic transfer table.
But a kind of improved technical scheme of the air inlet plugging mechanism of the fast detecting of the utility model; It is characterized in that described air inlet block head is provided with push rod; The front end of described push rod is equipped with roller; Said push rod is fixed on the front portion of air inlet block head, and is corresponding with the position of tested engine intake and inlet manifold; When the air inlet block head advanced with the pneumatic transfer table of air cylinder driven, said push rod drove the air intake opening that roller gets into tested engine, pushed the air throttle of tested engine intake open.
But a kind of further improved technical scheme of the air inlet plugging mechanism of the fast detecting of the utility model is characterized in that described air inlet plugging mechanism is provided with pneumatic ball valve, and said pneumatic transfer table is provided with mount pad; Said pneumatic ball valve is fixed on the mount pad, is connected to the air inlet block head through a snorkel.
The beneficial effect of the utility model is:
1, air inlet pressure sensor is connected to the air inlet block head through the sensor web member, directly is communicated to the air intake opening and the inlet manifold of tested engine, has shortened the distance of atmospheric pressure sensor and tested engine greatly, can obviously improve accuracy of detection.
2, air inlet block head and pneumatic transfer table flexibly connect; The air intake opening that has reduced the tested engine in the online testing process aligns the requirement of precision; Realized automatic accurate aligning, positiver sealing connects, and can when guaranteeing accuracy of detection, improve the efficient of production line.
3, use push rod to push the air throttle of tested engine intake open, realized in the online testing process of air intake opening of air inlet block head and tested engine, connect fast automatically, can significantly improve detection efficiency.
4, flexibly connect the fast and reliable safety connection that has guaranteed checkout equipment and engine to be detected with the use of push rod; Can avoid air inlet block head, O-ring seal and engine intake to be detected because of collision or extrusion damage; Can improve equipment life, reduce the spare part loss.
Description of drawings
But Fig. 1 is the stereographic map of air inlet plugging mechanism of the fast detecting of the utility model;
But Fig. 2 is the structural representation of air inlet plugging mechanism of the fast detecting of the utility model;
But Fig. 3 is the upward view of air inlet plugging mechanism of the fast detecting of the utility model;
Fig. 4 is the structural representation that flexibly connects assembly and push rod.
The label of each parts in more than scheming: 1-air inlet block head, 2-cylinder, 3-O-ring seal, 4-air inlet pressure sensor, 5-pneumatic ball valve; The 6-mount pad, the tested engine of 7-, 11-push rod, 12-roller, 15-snorkel web member; The pneumatic transfer table of 21-, 22-connects slide bar, 23-spring, the stop structure of 24-slide bar tail end, 25-slide opening; 41-sensor web member, 51-ball valve web member, the air intake opening of the tested engine of 71-and inlet manifold, the inwall of 72-air intake opening and inlet manifold.
Embodiment
In order to understand the technique scheme of the utility model better, be explained in further detail below in conjunction with accompanying drawing and embodiment.
But an embodiment of the air inlet plugging mechanism of the fast detecting of the utility model is as shown in Figure 1; Comprise the pneumatic transfer table 21 that air inlet block head 1, air inlet pressure sensor 4 and cylinder 2 drive; Air inlet block head 1 is tightly connected through O-ring seal 3 with the air intake opening 71 of tested engine 7; Air inlet pressure sensor 4 is connected on the air inlet block head through the sensor web member, directly is communicated with (referring to Fig. 4) with the air intake opening 71 and the inlet manifold 72 of tested engine 7.When engine gets into state to be checked; Air inlet block head 1 advances under the effect of cylinder 2; Near air intake opening of tested engine 7 71 and inlet manifold 72, the O-ring seal 3 of matching and fixing on air inlet block head 1 carries out airtight shutoff to the air inlet shutter of engine 7.The shape of air inlet block head 1 with can be combined closely by the air intake opening 71 of the engine 7 of shutoff.The air inlet pressure sensor 4 that is communicated with air inlet block head 1 is connected to air inlet block head 1 through sensor web member 41, directly is communicated to the air intake opening 71 and inlet manifold 72 of tested engine 7, thereby can detect the intake vacuum of engine 7.Can be found out that by Fig. 1～Fig. 3 air inlet pressure sensor 4 is directly adjacent to the sealing contact surface of air inlet block head 1 and engine 7 air intake openings 71, the distance of air inlet pressure sensor 4 and tested engine 7 is substantially equal to the length of sensor web member 41.Compared with prior art, the structure of the utility model has reduced the distance L between the air intake opening 71 of air inlet pressure sensor 4 and tested engine 7 greatly, thereby can significantly improve accuracy of detection.
But the air inlet block head 1 of the air inlet plugging mechanism of the fast detecting of the utility model flexibly connects assembly through one and is connected on the pneumatic transfer table 21; Flexibly connect assembly and comprise an elastic part at least, pneumatic transfer table 21 limits the contact position and the angle of the air intake opening 71 of air inlet block head 1 and tested engine 7 through this elastic part.
But according to a preferable embodiment that flexibly connects assembly of the air inlet plugging mechanism of the fast detecting of the utility model, flexibly connect assembly and comprise one at least and connect slide bar 22, the elastic part that flexibly connects in the assembly is a spring 23; Pneumatic transfer table 21 is provided with the slide opening 25 corresponding with connecting slide bar 22, and every connection slide bar 22 passes a slide opening 25; Spring 23 is enclosed within and connects on the slide bar 22, and air inlet block head 1 is fixed on the front end that connects slide bar 22; Air inlet block head 1 is connected slide bar 22, is connected the common constraint of stop structure 24, slide opening 25 and the spring 23 of slide bar 22 tail ends, is flexibly connected on the pneumatic transfer table 21.
But an embodiment who flexibly connects assembly of the air inlet plugging mechanism of the fast detecting of the utility model is as shown in Figure 4; Flexibly connect assembly and comprise two groups of connection slide bars 22 and spring 23; Air inlet block head 1 through each side one group connect slide bar 22 and spring 23, two slide openings 25 flexibly connect with pneumatic transfer table 21 about on the pneumatic transfer table 21.Though in the embodiment shown in fig. 4, use cylindrical compression spring 23, in other embodiments, flexibly connect the elastic part that assembly also can adopt other types, for example the rubberite elastic part as elastic part.Through flexibly connecting flexibly connecting of assembly; Mutual alignment between the air intake opening 71 of air inlet block head 1 and tested engine 7 and angle etc. can change in elastic part effective deformation scope; Can reduce the aligning accuracy requirement between air inlet plugging mechanism and the tested engine, thereby satisfy the requirement of the accurate quick location of online testing process better.
But in the embodiment of the air inlet plugging mechanism of the fast detecting of the utility model shown in Figure 4, air inlet block head 1 is provided with push rod 11, and push rod 11 is fixed on the front portion of air inlet block head 1, and is corresponding with the position of tested engine 7 air intake openings 71 and inlet manifold 72; When air inlet block head 1 advances with the pneumatic transfer table 21 of air cylinder driven; Push rod 11 drives the air intake opening 71 that roller 12 gets into tested engine 7; Push the air throttle of tested engine intake 71 open, get into the inlet manifold 72 of tested engine 7, air inlet block head 1 arrives fast and detects station.
But to the embodiment of the air inlet plugging mechanism of the fast detecting of the utility model shown in Figure 3, air inlet plugging mechanism 1 also is provided with pneumatic ball valve 5 at Fig. 1, and pneumatic transfer table 21 is provided with mount pad 6; Pneumatic ball valve 5 is fixed on the mount pad 6, through being connected a snorkel (not shown) between ball valve web member 51 and the snorkel web member 15, is connected to air inlet block head 1.Pneumatic ball valve 5 is used to control the breathing of tested engine 7, detects control system and opens or close pneumatic ball valve 5 according to the test needs, controls the path of the inlet manifold 72 and the ambient atmosphere of tested engine 7, thereby realizes full-automatic testing.Through inlet manifold 72 and the breathing path of ambient atmosphere, the more accurately sealing and the intake vacuum of the inlet manifold of detection of engine of closing tested engine 7.
Fig. 4 representes the air inlet plugging mechanism of the utility model and the relative position relation of tested engine 7, air intake opening 71 and inlet manifold 72 with double dot dash line, does not represent not belong to the true form of the associated components such as tested engine air throttle, inlet manifold of the air inlet plugging mechanism of the utility model.
Those of ordinary skill in the art will be appreciated that; Above embodiment only is the technical scheme that is used for explaining the utility model; And be not the qualification that is used as the utility model; Any connotation based on the utility model is to variation, modification that the above embodiment did, all will drop in the protection domain of claim of the utility model.
Claims (6)
1. but the air inlet plugging mechanism of a fast detecting comprises the pneumatic transfer table of air inlet block head, air inlet pressure sensor and air cylinder driven, and the air intake opening of said air inlet block head and tested engine is tightly connected through O-ring seal, it is characterized in that:
Described air inlet pressure sensor is connected on the air inlet block head through the sensor web member, directly is communicated with the air intake opening and the inlet manifold of tested engine;
Said sensor web member is fixed on the air inlet block head housing, places the position of the air intake opening of contiguous tested engine.
2. but the air inlet plugging mechanism of fast detecting according to claim 1 is characterized in that said air inlet block head flexibly connects assembly through one and is connected on the described pneumatic transfer table; The described assembly that flexibly connects comprises an elastic part at least, and pneumatic transfer table limits the contact position and the angle of the air intake opening of air inlet block head and tested engine through said elastic part.
3. but the air inlet plugging mechanism of fast detecting according to claim 2 is characterized in that describedly flexibly connecting that elastic part is a spring in the assembly; The described assembly that flexibly connects comprises a connection slide bar at least; Described pneumatic transfer table is provided with the slide opening corresponding with connecting slide bar, and every connection slide bar passes a slide opening; Said spring housing is connecting on the slide bar, and said air inlet block head is fixed on the front end that connects slide bar; Said air inlet block head is connected slide bar, is connected the common constraint of stop structure, slide opening and the spring of slide bar tail end, is flexibly connected on the pneumatic transfer table.
4. but the air inlet plugging mechanism of fast detecting according to claim 3; It is characterized in that the described assembly that flexibly connects comprises two groups of connection slide bars and spring; Said air inlet block head through each side one group connect slide bar and spring, two slide openings and pneumatic transfer table flexibly connect about on the pneumatic transfer table.
5. but the air inlet plugging mechanism of fast detecting according to claim 1; It is characterized in that described air inlet block head is provided with push rod; The front end of described push rod is equipped with roller, and said push rod is fixed on the front portion of air inlet block head, and is corresponding with the position of tested engine intake and inlet manifold; When the air inlet block head advanced with the pneumatic transfer table of air cylinder driven, said push rod drove the air intake opening that roller gets into tested engine, pushed the air throttle of tested engine intake open.
6. but according to the air inlet plugging mechanism of the described fast detecting of arbitrary claim in the claim 1 to 5, it is characterized in that described air inlet plugging mechanism is provided with pneumatic ball valve, said pneumatic transfer table is provided with mount pad; Said pneumatic ball valve is fixed on the mount pad, is connected to the air inlet block head through a snorkel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220089595 CN202547933U (en) | 2012-03-09 | 2012-03-09 | Air inflow plugging mechanism capable of realizing rapid detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220089595 CN202547933U (en) | 2012-03-09 | 2012-03-09 | Air inflow plugging mechanism capable of realizing rapid detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547933U true CN202547933U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220089595 Expired - Lifetime CN202547933U (en) | 2012-03-09 | 2012-03-09 | Air inflow plugging mechanism capable of realizing rapid detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202547933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907165A (en) * | 2019-12-26 | 2020-03-24 | 重庆科杰实业有限责任公司 | Three comprehensive detection tools of air intake manifold |
| CN112729670A (en) * | 2020-12-24 | 2021-04-30 | 联合汽车电子有限公司 | Pneumatic tool wear early warning system and early warning method thereof |
-
2012
- 2012-03-09 CN CN 201220089595 patent/CN202547933U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907165A (en) * | 2019-12-26 | 2020-03-24 | 重庆科杰实业有限责任公司 | Three comprehensive detection tools of air intake manifold |
| CN110907165B (en) * | 2019-12-26 | 2024-06-14 | 重庆科杰实业有限责任公司 | Three comprehensive detection frock of air intake manifold |
| CN112729670A (en) * | 2020-12-24 | 2021-04-30 | 联合汽车电子有限公司 | Pneumatic tool wear early warning system and early warning method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: W-LBEDA HIGH TECH. DEVELOP. CO., LTD. Free format text: FORMER NAME: SHANGHAI W-IBEDA HIGH TECH. DEVE. CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 201203 Shanghai city Pudong New Area fanchun Road No. 400 Building 1 floor 301-206 room 3 Patentee after: W-Lbeda High Tech. Develop. Co., Ltd. Address before: 201203, Lane 912, Lane 18, blue wave road, Zhangjiang hi tech park, Shanghai, Pudong New Area Patentee before: Shanghai W-ibeda High Tech. Deve. Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201203 Shanghai city Pudong New Area fanchun Road No. 400 Building 1 floor 301-206 room 3 Patentee after: According to Shanghai science and technology group Limited by Share Ltd Address before: 201203 Shanghai city Pudong New Area fanchun Road No. 400 Building 1 floor 301-206 room 3 Patentee before: W-Lbeda High Tech. Develop. Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |