CN106482914A - A kind of pair acoustic filter airtightness test table - Google Patents
A kind of pair acoustic filter airtightness test table Download PDFInfo
- Publication number
- CN106482914A CN106482914A CN201610855185.3A CN201610855185A CN106482914A CN 106482914 A CN106482914 A CN 106482914A CN 201610855185 A CN201610855185 A CN 201610855185A CN 106482914 A CN106482914 A CN 106482914A
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- Prior art keywords
- acoustic filter
- fixed seat
- piston
- cylinder
- workbench
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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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of pair acoustic filter airtightness test table it is characterised in that：Cylinder is arranged on the left side of workbench, and cylinder is provided with cylinder piston, and cylinder piston is flexibly connected with cylinder, the other end of cylinder piston is provided with piston brace rod, piston brace rod is fixed by piston fixed seat, and piston fixed seat and workbench are slidably connected by slide rail, and bottom is provided with sliding bottom；Secondary acoustic filter fixture is arranged on the right side of piston fixed seat, sealing block is arranged on the right side of secondary acoustic filter fixture, sealing block is fixedly connected with workbench by block fixed seat, and detection switch is positioned close to the position of sealing block, including switch handle, ventilation threeway and some gas circuits.The airtightness test table of present invention design, can be suitably used for the secondary acoustic filter of different model, can have the air-tightness fast and effectively detecting secondary acoustic filter；Control the different conditions of monitor station by threeway of ventilating, switch handle is placed in different positions, realize fast aeration, detection, venting.
Description
Technical field
The present invention relates to acoustic filter cubing and in particular to a kind of pair acoustic filter airtightness test table.
Background technology
Acoustic filter is one of significant components of motor vehicles, and air-tightness is then the key of the capability and performance of acoustic filter, therefore, phase
Close during enterprise manufactures and all the air-tightness of acoustic filter product can be detected.Existing acoustic filter air-leakage test dress
Put although disclosure satisfy that detection needs bubble-tight to acoustic filter in actual production process, but because its own structure is more multiple
Miscellaneous, and procurement price is expensive, practical operation difficulty is larger and applies not extensive；Additionally, not adopting in relevant speciality testing equipment
During buying position or maintenance of equipment, relevant enterprise cannot carry out timely air-leakage test to acoustic filter product, to associated production
Operation adversely affects.Acoustic filter cubing of the prior art is generally both for the muffler desing of some model,
General acoustic filter manufacturing enterprise all can the numerous acoustic filter of product line, and muffler ASSY is by the acoustic filters of different group sections
Composition, therefore designs a general acoustic filter airtightness test table very necessary.
Content of the invention
For the problems referred to above, it is an object of the invention to provide a kind of pair acoustic filter monitor station, can be suitably used for different model and class
The secondary acoustic filter of type, for detecting the air-tightness of secondary acoustic filter.
The present invention solves above-mentioned technical problem and be employed technical scheme comprise that：A kind of pair acoustic filter airtightness test table, its
It is characterised by：Including rack, workbench, cylinder, air pressure detector, secondary acoustic filter fixture, secondary acoustic filter, sealing block, detection
Switch and compressor pump, described workbench is arranged on rack, and described workbench is fixedly connected with rack, and described cylinder is arranged on work
The left side of station, cylinder is fixed with workbench by cylinder fixed seat, and described cylinder is provided with cylinder piston, cylinder piston and gas
Cylinder is flexibly connected, and the other end of described cylinder piston is provided with piston brace rod, and it is solid that described piston brace rod passes through piston fixed seat
Fixed, described piston brace rod is fixedly connected with piston fixed seat, and described piston fixed seat is slidably connected by slide rail with workbench,
Described slide rail is fixedly connected with workbench, and the bottom of described piston fixed seat is provided with sliding bottom, described sliding bottom and slide rail
Cooperation, is flexibly connected；Described pair acoustic filter fixture is arranged on the right side of piston fixed seat, described pair acoustic filter fixture and workbench
It is fixedly connected, described sealing block is arranged on the right side of secondary acoustic filter fixture, described sealing block passes through block fixed seat and work
Station is fixedly connected, and described sealing block is fixedly connected with block fixed seat, and described detection switch is positioned close to sealing block
Position, described detection switch is fixedly connected with workbench, if described detection switch includes switch handle, ventilation threeway and dry gas
Road.
Further, described cylinder fixed seat is L-type, and cylinder fixed seat is fixedly connected by screw with workbench.
Further, described piston fixed seat is L-type, and described piston fixed seat is fixedly connected by screw with sliding bottom.
Further, described block fixed seat is L-type, and described block fixed seat is fixedly connected by screw with workbench.
Further, described pair acoustic filter fixture is two, contacts with secondary acoustic filter in arc-shaped concave, and in circular arc
Cushion pad is additionally provided with concave surface.
Further, described cushion pad is rubber blanket.
Further, described switch handle switchs for positioning formula, connects with three directions of ventilation threeway respectively.
Further, described gas circuit includes aerofluxuss gas circuit, detection gas circuit and ventilation gas circuit, and described detection gas circuit is with cylinder even
Connect, described ventilation gas circuit is connected with compressor pump, and gas exhaust piping is come round with air.
Further, described sealing block is provided with seal washer.
It is an advantage of the current invention that：
1st, the airtightness test table of present invention design, can be suitably used for the secondary acoustic filter of different model, can have fast and effectively
The air-tightness of the secondary acoustic filter of detection；
2nd, pass through the different conditions of threeway control monitor station of ventilating, switch handle is placed in different positions, realize quick
Inflation, detection, venting；
3rd, cylinder controls the motion of cylinder piston, and the present invention not only can be made to be applied to the secondary acoustic filter of different model, and
Acoustic filter can closely be fitted so that the precision of detection and accuracy improve.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the three-dimensional structure diagram of the present invention.
Wherein：
1st, rack
2nd, workbench
3rd, cylinder
4th, air pressure detector
5th, secondary acoustic filter fixture
6th, sealing block
7th, detection switch
8th, compressor pump
9th, cylinder piston
10th, piston brace rod
11st, piston fixed seat
12nd, slide rail
13rd, sliding bottom
14th, block fixed seat
15th, switch handle
16th, ventilation threeway
17th, cushion pad
18th, aerofluxuss gas circuit
19th, detect gas circuit
20th, ventilation gas circuit
21st, seal washer
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described with the enforcement it is clear that described
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
As shown in figure 1, a kind of pair acoustic filter airtightness test table it is characterised in that：Including rack 1, workbench 2, cylinder
3rd, air pressure detector 4, secondary acoustic filter fixture, secondary acoustic filter, sealing block 6, detection switch 7 and compressor pump 8, described workbench 2
It is arranged on rack 1, described workbench 2 is fixedly connected with rack 1, described cylinder 3 is arranged on the left side of workbench 2, cylinder 3 leads to
Cross cylinder fixed seat fixing with workbench 2, described cylinder 3 is provided with cylinder piston 9, and cylinder piston 9 is flexibly connected with cylinder 3,
The other end of described cylinder piston 9 is provided with piston brace rod 10, and described piston brace rod 10 passes through piston fixed seat 11 to be fixed, institute
State piston brace rod 10 to be fixedly connected with piston fixed seat 11, described piston fixed seat 11 is slided by slide rail 12 with workbench 2
Connect, described slide rail 12 is fixedly connected with workbench 2, and the bottom of described piston fixed seat 11 is provided with sliding bottom 13, described cunning
Dynamic base 13 and slide rail 12 coordinate, and are flexibly connected；Described pair acoustic filter fixture 5 is arranged on the right side of piston fixed seat 11, described
Secondary acoustic filter fixture 5 is fixedly connected with workbench 2, and described sealing block 6 is arranged on the right side of secondary acoustic filter fixture 5, described close
Block block 6 is fixedly connected with workbench 2 by block fixed seat 14, and described sealing block 6 is fixedly connected with block fixed seat 14,
Described detection switch 7 is positioned close to the position of sealing block 6, and described detection switch 7 is fixedly connected with workbench 2, described inspection
Slowdown monitoring switch 7 includes switch handle 15, ventilation threeway 16 and some gas circuits.
Further, described cylinder fixed seat is L-type, and cylinder fixed seat is fixedly connected by screw with workbench 2.
Further, described piston fixed seat 11 is L-type, and described piston fixed seat 11 and sliding bottom 13 are fixed by screw
Connect.
Further, described block fixed seat 14 is L-type, and described block fixed seat 14 is fixing even by screw with workbench 2
Connect.
Further, described pair acoustic filter fixture 5 is two, contacts with secondary acoustic filter in arc-shaped concave, and in circular arc
Cushion pad 17 is additionally provided with shape concave surface.
Further, described cushion pad 17 is rubber blanket.
Further, described switch handle 15 switchs for positioning formula, connects with three directions of ventilation threeway 16 respectively.
Further, described gas circuit includes aerofluxuss gas circuit 18, detection gas circuit 19 and ventilation gas circuit 20, described detection gas circuit 19 with
Cylinder 3 connects, and described ventilation gas circuit 20 is connected with compressor pump 8, and gas exhaust piping is come round with air.
Further, described sealing block 6 is provided with seal washer 21.
Working method:
Secondary acoustic filter is inserted secondary acoustic filter fixture 5, one end is contacted with sealing block, after opening switch, in the band of cylinder 3
Under dynamic, cylinder piston 9 moves, and drives piston rod lateral movement to the right, until with another end in contact of secondary acoustic filter and compressing, and
Continuous aeration, now shows the pressure in secondary acoustic filter, after 0.1MPa, qualified, rotating switch is exitted on pressure detecting instrument,
Complete airtight test.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (9)
1. a kind of pair acoustic filter airtightness test table it is characterised in that：Including rack, workbench, cylinder, air pressure detector, pair
Acoustic filter fixture, secondary acoustic filter, sealing block, detection switch and compressor pump, described workbench is arranged on rack, described work
Platform is fixedly connected with rack, and described cylinder is arranged on the left side of workbench, and cylinder is fixed with workbench by cylinder fixed seat, institute
State cylinder and be provided with cylinder piston, cylinder piston is flexibly connected with cylinder, the other end of described cylinder piston is provided with piston and connects
Bar, described piston brace rod is fixed by piston fixed seat, and described piston brace rod is fixedly connected with piston fixed seat, described work
Plug fixed seat is slidably connected by slide rail with workbench, and described slide rail is fixedly connected with workbench, the bottom of described piston fixed seat
Portion is provided with sliding bottom, and described sliding bottom is coordinated with slide rail, is flexibly connected；Described pair acoustic filter fixture is arranged on piston and fixes
The right side of seat, described pair acoustic filter fixture is fixedly connected with workbench, and described sealing block is arranged on the right side of secondary acoustic filter fixture
Side, described sealing block is fixedly connected with workbench by block fixed seat, and described sealing block is fixing with block fixed seat even
Connect, described detection switch is positioned close to the position of sealing block, described detection switch is fixedly connected with workbench, described detection
Switch includes switch handle, ventilation threeway and some gas circuits.
2. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described cylinder fixed seat is
L-type, cylinder fixed seat is fixedly connected by screw with workbench.
3. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described piston fixed seat is
L-type, described piston fixed seat is fixedly connected by screw with sliding bottom.
4. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described block fixed seat is
L-type, described block fixed seat is fixedly connected by screw with workbench.
5. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described pair acoustic filter fixture
For two, contact with secondary acoustic filter in arc-shaped concave, and cushion pad is additionally provided with arc-shaped concave.
6. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described cushion pad is rubber
Pad.
7. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described switch handle is fixed
Position formula switch, is connected with three directions of ventilation threeway respectively.
8. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Described gas circuit includes aerofluxuss
Gas circuit, detection gas circuit and ventilation gas circuit, described detection gas circuit is connected with cylinder, and described ventilation gas circuit is connected with compressor pump, aerofluxuss
Pipeline is come round with air.
9. according to claim 1 a kind of pair acoustic filter airtightness test table it is characterised in that：Set on described sealing block
There is seal washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610855185.3A CN106482914A (en) | 2016-09-27 | 2016-09-27 | A kind of pair acoustic filter airtightness test table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610855185.3A CN106482914A (en) | 2016-09-27 | 2016-09-27 | A kind of pair acoustic filter airtightness test table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106482914A true CN106482914A (en) | 2017-03-08 |
Family
ID=58268013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610855185.3A Pending CN106482914A (en) | 2016-09-27 | 2016-09-27 | A kind of pair acoustic filter airtightness test table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106482914A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655631A (en) * | 2017-09-22 | 2018-02-02 | 太仓市高泰机械有限公司 | A kind of muffler leak test equipment |
| CN107687922A (en) * | 2017-09-15 | 2018-02-13 | 郑州斯倍思机电有限公司 | A kind of air tightness test platform for converter cover |
| CN107748037A (en) * | 2017-11-16 | 2018-03-02 | 天津卡达克汽车高新技术有限公司 | A kind of automobile exhaust system front stage air tightness detection apparatus |
| CN108120569A (en) * | 2018-03-05 | 2018-06-05 | 安徽传质信息科技有限公司 | A kind of air-tightness detection device for automotive muffler |
| CN108168801A (en) * | 2017-12-29 | 2018-06-15 | 湖南长丰汽车零部件有限责任公司 | A kind of exhaust pipe air-tightness detection tool |
| CN110849240A (en) * | 2019-10-18 | 2020-02-28 | 重庆百帆自动化设备有限公司 | Automobile muffler barrel height detection station |
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| JPH09178602A (en) * | 1995-12-25 | 1997-07-11 | Yano Giken Kk | Fluid-pressure testing apparatus for tube with different diameter |
| CN2723977Y (en) * | 2004-06-09 | 2005-09-07 | 中国第一汽车集团公司 | Silencer air tightness test table |
| CN202869756U (en) * | 2012-09-10 | 2013-04-10 | 延锋伟世通汽车电子有限公司 | A product air impermeability testing device |
| CN203629774U (en) * | 2013-12-02 | 2014-06-04 | 天津市神驰汽车零部件有限公司 | Air exhaust pipe leakage testing apparatus |
| CN104132805A (en) * | 2014-08-01 | 2014-11-05 | 清华大学 | Multifunctional pneumatic reciprocating sealing performance test bench |
| CN105738051A (en) * | 2016-04-05 | 2016-07-06 | 苏州盟川自动化科技有限公司 | Bellows airtightness detection device and detection method therefor |
| CN105784293A (en) * | 2016-03-14 | 2016-07-20 | 重庆亿铸机械制造有限公司 | Air tightness detection apparatus for silencer |
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2016
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Patent Citations (7)
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|---|---|---|---|---|
| JPH09178602A (en) * | 1995-12-25 | 1997-07-11 | Yano Giken Kk | Fluid-pressure testing apparatus for tube with different diameter |
| CN2723977Y (en) * | 2004-06-09 | 2005-09-07 | 中国第一汽车集团公司 | Silencer air tightness test table |
| CN202869756U (en) * | 2012-09-10 | 2013-04-10 | 延锋伟世通汽车电子有限公司 | A product air impermeability testing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107687922A (en) * | 2017-09-15 | 2018-02-13 | 郑州斯倍思机电有限公司 | A kind of air tightness test platform for converter cover |
| CN107655631A (en) * | 2017-09-22 | 2018-02-02 | 太仓市高泰机械有限公司 | A kind of muffler leak test equipment |
| CN107748037A (en) * | 2017-11-16 | 2018-03-02 | 天津卡达克汽车高新技术有限公司 | A kind of automobile exhaust system front stage air tightness detection apparatus |
| CN108168801A (en) * | 2017-12-29 | 2018-06-15 | 湖南长丰汽车零部件有限责任公司 | A kind of exhaust pipe air-tightness detection tool |
| CN108120569A (en) * | 2018-03-05 | 2018-06-05 | 安徽传质信息科技有限公司 | A kind of air-tightness detection device for automotive muffler |
| CN110849240A (en) * | 2019-10-18 | 2020-02-28 | 重庆百帆自动化设备有限公司 | Automobile muffler barrel height detection station |
| CN110849240B (en) * | 2019-10-18 | 2021-04-30 | 重庆百帆自动化设备有限公司 | Automobile muffler barrel height detection station |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170308 |
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| RJ01 | Rejection of invention patent application after publication |