CN106404326B - Catalytic muffler experimental test tooling - Google Patents
Catalytic muffler experimental test tooling Download PDFInfo
- Publication number
- CN106404326B CN106404326B CN201610786366.5A CN201610786366A CN106404326B CN 106404326 B CN106404326 B CN 106404326B CN 201610786366 A CN201610786366 A CN 201610786366A CN 106404326 B CN106404326 B CN 106404326B
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- CN
- China
- Prior art keywords
- catalytic muffler
- tooling
- chassis
- tested
- top board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
Abstract
The present invention relates to a kind of catalytic muffler experimental test toolings, the top surface of shake table is connected with tooling chassis by connecting column, the top surface on tooling chassis is provided with interior fixing lug boss, the top surface on tooling chassis is arranged in catalytic muffler to be tested, and interior fixing lug boss is inserted into catalytic muffler to be tested, open-work is provided in the middle part of tooling chassis, the bottom end on tooling chassis is provided with air inlet pipe, air inlet pipe is connected to catalytic muffler inner cavity to be tested by open-work, air inlet pipe is connected to air-heater, the top of catalytic muffler to be tested is provided with top board, it is connected between top board and tooling chassis by long bolt, venthole is provided in the middle part of the top board, the present invention can carry out experimental test to the catalytic muffler for commonly using a variety of regular sizes, without redesigning tooling, it can achieve the purpose that multi-purpose content, to reach Shorten the experimental test period, reduce the quantity and type of frock making, improves the testing efficiency of catalytic muffler, reduces test low cost.
Description
Technical field
The present invention relates to the structural behaviour the field of test technology of silencer for automobile equipment, and in particular to a kind of catalysis noise elimination
Device experimental test tooling.
Background technique
With the quickening of China's economic development and infrastructure construction speed, China's auto output was from 2002 325.12 ten thousand
, be promoted to 2011 1841.89 ten thousand, increase nearly 6 times.The end of the year 2002, China's motor vehicles for civilian use ownership just break through 2000
Ten thousand；At year ends 2011, motor vehicles for civilian use ownership is i.e. up to 1.06 hundred million.The increase of the output and ownership of automobile, leads to tail gas
Bring pollution is increasingly severe.As country is to the pay attention to day by day of energy-saving and emission-reduction, realize that energy conservation, low-carbon, environmental protection have become me
The core objective of state's " 12th Five-Year Plan ", this shifts the emission problem of automobile industry on the teeth of the storm of energy-saving and emission-reduction onto.
National environmental protection mechanism requires motor vehicle emission increasingly strict at present, has implemented integrally four emission regulation of state.Catalysis
Silencer is as important spare part in the after-treatment system of motor vehicle exhaust emission, therefore, it is necessary to the structural of catalytic muffler
It can require and test method makes higher requirement.But currently, carrying out thermal vibration or thermal cycle to catalytic muffler
When test, the catalytic muffler of each specification needs corresponding special special test fixture, this results in tooling kind
Class specification is various, and each tooling then requires certain period to practical application from trial-production is designed into, and needs to put into centainly
Human and material resources, financial resources, influence test progress, increase experimentation cost, testing efficiency is relatively low.Moreover, the prior art exists
When carrying out thermal vibration test to catalytic muffler, usually on a vibration table by the direct right angle setting of catalytic muffler, in test
High temperature will affect the service life of shake table.
Summary of the invention
In conclusion the present invention provides a kind of tests of catalytic muffler to survey in order to overcome the shortcomings of prior art problem
Tooling on probation, the catalytic muffler and its exemplar of compatible all regular sizes, can achieve the purpose that multi-purpose content, to reach
Shorten the experimental test period, reduce the quantity and type of frock making, testing efficiency, the reduction test for improving catalytic muffler are low
Cost.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
A kind of catalytic muffler experimental test tooling, in which: including shake table, tooling chassis, interior fixing lug boss and on
The top surface of pressing plate, the shake table is connected with tooling chassis by connecting column, and it is convex that the top surface on tooling chassis is provided with interior fixation
Platform, the top surface on tooling chassis is arranged in catalytic muffler to be tested, and interior fixing lug boss is inserted into catalysis to be tested and eliminates the noise
In device, open-work is provided in the middle part of the tooling chassis, the bottom end on tooling chassis is provided with air inlet pipe, and air inlet pipe is connected by open-work
Lead to catalytic muffler inner cavity to be tested, air inlet pipe is connected to air-heater, the top setting of the catalytic muffler to be tested
There is top board, connected between top board and tooling chassis by long bolt, is provided with venthole in the middle part of the top board.
Technical solution of the present invention may also is that realization: the top surface of the shake table is fixed with multiple nuts,
Multiple nuts are arranged in the circular shape concentric of different-diameter, and tooling chassis with the mutually matched stay bolt of nut by connecting, long spiral shell
Hollow connecting column is set with outside bolt, connecting column lower end is contacted with vibration countertop, connecting column upper end supporting tool undersurface of bottom disc.
Technical solution of the present invention may also is that realization: be provided with multiple and different diameters on the tooling chassis
Lower annular groove, each lower annular groove correspond to a kind of catalytic muffler to be tested of specification, catalysis noise elimination to be tested
The lower end of device is inserted into lower annular groove.
Technical solution of the present invention may also is that realization: be provided with multiple connection screw threads on the tooling chassis
Hole, multiple connection screw thread holes are arranged in the circular shape concentric of different-diameter, and interior fixing lug boss is bolted on tooling chassis
Connection screw thread hole on.
Technical solution of the present invention may also is that realization: the bottom surface of the top board is provided with multiple and different straight
The upper annular groove of diameter, each upper annular groove correspond to a kind of catalytic muffler to be tested of specification, and catalysis to be tested disappears
The upper end of sound device is inserted into upper annular groove.
Technical solution of the present invention may also is that realization: be provided with connecting flange in the air inlet pipe.
Technical solution of the present invention may also is that realization: the interior fixing lug boss is to be bolted to tooling bottom
Annular convex platform on disk, outer diameter are corresponding with the internal diameter of catalytic muffler to be tested.
Technical solution of the present invention may also is that realization: it is provided with press fitting threaded hole on the tooling chassis,
Press fitting open-work is provided on the top board, long bolt lower thread is connected on the press fitting threaded hole on tooling chassis, long spiral shell
Bar upper end passes through the press fitting open-work on top board, and is locked by locking nut and top board.
The invention has the benefit that
1, the present invention can carry out experimental test to the catalytic muffler for commonly using a variety of regular sizes, without redesigning work
Dress, can achieve the purpose that multi-purpose content, shorten the experimental test period to reach, reduce the quantity and type of frock making,
It improves the testing efficiency of catalytic muffler, reduce test low cost.
2, it shake table of the invention and catalytic muffler and is not directly contacted with, is arranged between shake table and catalytic muffler empty
Heart connecting column guarantees the service life of shake table to avoid enter into influence of the hot wind to shake table of catalytic muffler.
3, the top surface on tooling chassis of the invention and the bottom surface of top board are respectively arranged with the annular recessed of multiple and different diameters
Slot, catalytic muffler lower end to be tested is inserted into the annular groove of the top surface on tooling chassis, on catalytic muffler to be tested
In the annular groove of end insertion top board bottom surface, play the role of positioning catalytic muffler to be tested, in test process,
Make catalytic muffler to be tested and tooling chassis rigid contact under the action of top board, the annular groove of multiple and different diameters,
The catalytic muffler of tooling chassis and different size is facilitated to connect.
4, the top surface of shake table of the invention is fixed with multiple nuts, and multiple nuts are in the circular arrangement of different-diameter, no
Same diameter circular array facilitates the tooling chassis of shake table and different size to connect, and multiple companies are provided on tooling chassis in not
With the connection screw thread hole of the circular arrangement of diameter, thus facilitate the interior fixing lug boss of tooling chassis connection different size, it is different straight
Nut, the connection screw thread hole of different-diameter circular arrangement and the annular groove of different-diameter of diameter circular arrangement, realize this hair
Bright a set of tooling is suitble to the experimental test of the catalytic muffler of a variety of different sizes.
5, simply, the requirement being suitable for mass production can for the configuration of the present invention is simple, esy to use, safe and reliable, production
Catalytic muffler production efficiency is effectively improved, provides reliable thermal vibration loop-around data branch for the actual use of catalytic muffler
It holds.
Detailed description of the invention:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is shake table top schematic diagram of the invention；
Fig. 3 is the structural schematic diagram on tooling chassis of the invention.
Specific embodiment:
The present invention is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of catalytic muffler experimental test tooling, including shake table 1, tooling chassis 2,
The top surface of interior fixing lug boss 3 and top board 4, the shake table 1 is connected with tooling chassis 2 by connecting column 5, shake table 1
Top surface is fixed with multiple nuts 11, and multiple nuts 11 are in the circular arrangement of different-diameter, and tooling chassis 2 passes through mutual with nut 11
The stay bolt 12 of cooperation connects, and is set with hollow connecting column 5 outside stay bolt 12,5 lower end of connecting column connects with 1 top surface of shake table
Touching, 5 upper end supporting tool chassis of connecting column, 2 bottom surface.The top surface on tooling chassis 2 is provided with interior fixing lug boss 3, on tooling chassis 2
Multiple connection screw thread holes 14 are provided with, multiple connection screw thread holes 14 are in the circular arrangement of different-diameter, and interior fixing lug boss 3 passes through spiral shell
Bolt is connected in the connection screw thread hole 14 on tooling chassis 2.Interior fixing lug boss 3 is the annular being bolted on tooling chassis 2
Boss, outer diameter is corresponding with the internal diameter of catalytic muffler 6 to be tested, and catalytic muffler 6 to be tested is arranged at tooling bottom
The top surface of disk 2, and interior fixing lug boss 3 is inserted into catalytic muffler 6 to be tested, is provided on tooling chassis 2 multiple and different
The lower annular groove 13 of diameter, a kind of catalytic muffler 6 to be tested of each lower corresponding specification of annular groove 13 are to be tested
The lower end of catalytic muffler 6 is inserted into lower annular groove 13.
It is provided with open-work 7 in the middle part of the tooling chassis 2, the bottom end on tooling chassis 2 is provided with air inlet pipe 8, in air inlet pipe 8
It is provided with connecting flange 16, air inlet pipe 8 is connected to 6 inner cavity of catalytic muffler to be tested by open-work 7, and air inlet pipe 8 is connected to hot wind
The top of machine, the catalytic muffler 6 to be tested is provided with top board 4, passes through length between top board 4 and tooling chassis 2
Screw rod 9 connects, and the middle part of the top board 4 is provided with venthole 10.The bottom surface of top board 4 is provided with multiple and different diameters
Upper annular groove 15, a kind of catalytic muffler 6 to be tested of each upper corresponding specification of annular groove 15, catalysis to be tested disappear
The upper end of sound device 6 is inserted into upper annular groove 15.It is provided with press fitting threaded hole 17 on tooling chassis 2, is set on the top board 4
It is equipped with press fitting open-work 19,9 lower thread of long bolt is connected on the press fitting threaded hole 17 on tooling chassis 2, and 9 upper end of long bolt passes through
Press fitting open-work 19 on top board 4, and locked by locking nut 18 and top board 4.
In use, tooling chassis 2 is connected on the nut 11 of 1 top surface of shake table by connecting column 5 and stay bolt 12, it will
Interior fixing lug boss 3 is connect by bolt with the connection screw thread hole 14 on tooling chassis 2, and catalytic muffler 6 to be tested is vertical
Setting, 6 lower end of catalytic muffler to be tested is inserted into the lower annular groove 13 on tooling chassis 2, and interior fixation is convex at this time
Platform 3 supports 6 lower end inner wall of catalytic muffler to be tested, is then fitted in top board 4 on catalytic muffler 6 to be tested
End, 6 upper end of catalytic muffler to be tested are inserted into the upper annular groove 15 of 4 bottom surface of top board, and locking nut 18 is finally tightened,
Top board 4 and tooling chassis 2 are locked by long bolt 9, achievees the purpose that clamp catalytic muffler 6 to be tested.
Then, the air inlet pipe 8 of 2 lower end of tooling chassis is connected to air-heater, air-heater passes through air inlet pipe 8 and tooling chassis 2
On open-work 7 be passed through hot-air into catalytic muffler 6 to be tested, start shake table 1, to catalytic muffler 6 to be tested
Carry out thermal vibration and thermal cycle test.Finally it is arranged in the middle part of top board 4 into the hot-air in catalytic muffler 6 to be tested
Venthole 10 be discharged.
It is noted that above-described embodiment is to the illustrative and not limiting of technical solution of the present invention, technical field is general
The equivalent replacement of logical technical staff or the other modifications made according to the prior art, as long as not beyond technical solution of the present invention
Thinking and range should be included within interest field of the presently claimed invention.
Claims (6)
1. a kind of catalytic muffler experimental test tooling, it is characterised in that: including shake table (1), tooling chassis (2), interior solid
Determine boss (3) and top board (4), the top surface of the shake table (1) is connected with tooling chassis (2), tooling by connecting column (5)
The top surface on chassis (2) is provided with interior fixing lug boss (3), and catalytic muffler to be tested (6) is arranged on the top of tooling chassis (2)
Face, and interior fixing lug boss (3) is inserted into catalytic muffler to be tested (6), is provided in the middle part of the tooling chassis (2)
Hole (7), the bottom end of tooling chassis (2) are provided with air inlet pipe (8), and air inlet pipe (8) is connected to catalysis to be tested by open-work (7) and disappears
Sound device (6) inner cavity, air inlet pipe (8) are connected to air-heater, and the top of the catalytic muffler (6) to be tested is provided with top board
(4), it is connect between top board (4) and tooling chassis (2) by long bolt (9), the top board is provided with out in the middle part of (4)
Stomata (10), the top surface of the shake table (1) are fixed with multiple nuts (11), and multiple nuts (11) are in the circle of different-diameter
Concentric arrangement, tooling chassis (2) are set with outside stay bolt (12) by connecting with nut (11) mutually matched stay bolt (12)
Hollow connecting column (5), connecting column (5) lower end are contacted with shake table (1) top surface, connecting column (5) upper end supporting tool chassis (2)
Bottom surface is provided with the lower annular groove (13) of multiple and different diameters on the tooling chassis (2), each descends annular groove (13)
Lower annular groove is inserted into a kind of catalytic muffler (6) to be tested of corresponding specification, the lower end of catalytic muffler to be tested (6)
(13) in.
2. catalytic muffler experimental test tooling according to claim 1, it is characterised in that: the tooling chassis
(2) it is provided on multiple connection screw thread holes (14), multiple connection screw thread holes (14) arrange in the circular shape concentric of different-diameter, interior solid
Determine boss (3) to be bolted in the connection screw thread hole (14) on tooling chassis (2).
3. catalytic muffler experimental test tooling according to claim 1, it is characterised in that: the top board (4)
Bottom surface be provided with the upper annular grooves (15) of multiple and different diameters, each a kind of upper annular groove (15) corresponding specification is to be measured
The upper end of the catalytic muffler (6) of examination, catalytic muffler to be tested (6) is inserted into upper annular groove (15).
4. catalytic muffler experimental test tooling according to claim 1, it is characterised in that: the air inlet pipe (8)
On be provided with connecting flange (16).
5. catalytic muffler experimental test tooling according to claim 1, it is characterised in that: the interior fixing lug boss
It (3) is the annular convex platform being bolted on tooling chassis (2), the internal diameter phase of outer diameter and catalytic muffler (6) to be tested
It is corresponding.
6. catalytic muffler experimental test tooling according to claim 1, it is characterised in that: the tooling chassis
(2) it is provided with press fitting threaded hole (17) on, press fitting open-work (19), long bolt (9) lower end spiral shell are provided on the top board (4)
Line is connected on the press fitting threaded hole (17) on tooling chassis (2), and long bolt (9) upper end passes through the press fitting open-work on top board (4)
(19), it and by locking nut (18) and top board (4) locks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786366.5A CN106404326B (en) | 2016-08-31 | 2016-08-31 | Catalytic muffler experimental test tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786366.5A CN106404326B (en) | 2016-08-31 | 2016-08-31 | Catalytic muffler experimental test tooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106404326A CN106404326A (en) | 2017-02-15 |
| CN106404326B true CN106404326B (en) | 2018-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610786366.5A Active CN106404326B (en) | 2016-08-31 | 2016-08-31 | Catalytic muffler experimental test tooling |
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| Country | Link |
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| CN (1) | CN106404326B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989948A (en) * | 2017-05-29 | 2017-07-28 | 山西建工建筑工程检测有限公司 | Soil ramming tests drawing out soil equipment in architectural engineering |
| CN109765041B (en) * | 2019-01-07 | 2021-03-30 | 珠海市广源信科技有限公司 | Silencer measurement system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08145837A (en) * | 1994-11-16 | 1996-06-07 | Sapporo Breweries Ltd | Sample-holding device of vibration tester and vibration test method |
| JPH11166885A (en) * | 1997-12-03 | 1999-06-22 | Nippon Steel Corp | High-temperature corrosion fatigue testing method and device therefor |
| CN202485883U (en) * | 2011-11-30 | 2012-10-10 | 上海航天精密机械研究所 | Cabin segment type test piece axial general vibration clamp |
| DE202014003439U1 (en) * | 2013-04-25 | 2014-07-04 | Wolfgang Eitel | Device for positioning a measurement object |
-
2016
- 2016-08-31 CN CN201610786366.5A patent/CN106404326B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08145837A (en) * | 1994-11-16 | 1996-06-07 | Sapporo Breweries Ltd | Sample-holding device of vibration tester and vibration test method |
| JPH11166885A (en) * | 1997-12-03 | 1999-06-22 | Nippon Steel Corp | High-temperature corrosion fatigue testing method and device therefor |
| CN202485883U (en) * | 2011-11-30 | 2012-10-10 | 上海航天精密机械研究所 | Cabin segment type test piece axial general vibration clamp |
| DE202014003439U1 (en) * | 2013-04-25 | 2014-07-04 | Wolfgang Eitel | Device for positioning a measurement object |
Non-Patent Citations (1)
| Title |
|---|
| 汽车消声器振动耐久性试验方法研究;王小燕等;《研究与开发》;20100831;全文 * |
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| Publication number | Publication date |
|---|---|
| CN106404326A (en) | 2017-02-15 |
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Effective date of registration: 20181102 Address after: 450016 Henan Zhengzhou economic and Technological Development Zone twenty-fifth Avenue South five road 366 office building 205 Applicant after: ZHENGZHOU JINGYIDA ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 450016 69 Avenue Eighth National Economic and Technological Development Zone, Zhengzhou, Henan Applicant before: ZHENGZHOU JINGYIDA AUTO PARTS Co.,Ltd. |
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Effective date of registration: 20220825 Address after: 450000 No. 69, 8th Street, economic and Technological Development Zone, Zhengzhou City, Henan Province Patentee after: ZHENGZHOU JINGYIDA AUTO PARTS Co.,Ltd. Address before: 450016 Henan Zhengzhou economic and Technological Development Zone twenty-fifth Avenue South five road 366 office building 205 Patentee before: ZHENGZHOU JINGYIDA ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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