CN109540528A - One kind being used for engine nozzle on-line performance test device - Google Patents
One kind being used for engine nozzle on-line performance test device Download PDFInfo
- Publication number
- CN109540528A CN109540528A CN201811306173.0A CN201811306173A CN109540528A CN 109540528 A CN109540528 A CN 109540528A CN 201811306173 A CN201811306173 A CN 201811306173A CN 109540528 A CN109540528 A CN 109540528A
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- China
- Prior art keywords
- test
- mandrel
- collet
- engine nozzle
- handle
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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
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Engines (AREA)
Abstract
The present invention is a kind of for engine nozzle on-line performance test device, in technical solution of the present invention, collet 16 and to form integrated processing, test with engine nozzle 13 whole, it needs to process to remove and be mounted in Shi Zecong test equipment on process equipment and process, need to test to remove to be installed on chuck 15 on Shi Zaicong process equipment and complete test.Processing, the testing process of nozzle can be effectively connected compared with prior art, shorten workpiece debugging and circulation time, improve manufacture consistency.
Description
Technical field
The present invention is a kind of for engine nozzle on-line performance test device, belongs to the technical field of structures of product.
Background technique
Port size in engine chamber nozzle has great influence to its performance, in actual operation to flow
It influences especially pronounced.In the actual processing process, conventional method needs to remove nozzle from processing tool, then progressive again
It can test, if the nozzle flow performance is unable to reach design requirement after completing experiment, be refilled and complete to repair on processing tool
Match, however machining benchmark in this way is changed, and is introduced additional installation error, may be eventually led to scrapping for the part.
Summary of the invention
The present invention is exactly directed to above-mentioned problems of the prior art and designs and provide one kind for engine nozzle
On-line performance test device, the purpose is to realize to be formed by whole progress reaching property of quick-clamping to engine nozzle and collet
Energy test mode, so as to complete performance test and the processing of microcellular structure and repair under the conditions of same fixture technology,
So that existing structure can satisfy the requirement of quickly detection test performance.
The purpose of the present invention is achieved through the following technical solutions:
This kind is used for engine nozzle on-line performance test device, it is characterised in that: the device is equipped with Rapid precision locating
Fixture, this kind of fixture include two chucks 15 and a collet 16, and two chucks are separately mounted to process equipment and this test dress
It sets, collet 16 can be realized high-precision clamping for installing engine nozzle 13 to meet folder between chuck 15 and collet 16
First 16 exchange required precision when clamping between two chucks 15, and the precision of clamping is between chuck 15 and collet 16
0.002mm；
Apparatus of the present invention include the mounting disc 1 for being used for chuck for installing 15, and chuck 15 is mounted on the center of mounting disc 1
Place fixes a main frame 2 by mounting screw 14 in mounting disc 1, a handle 11 is provided on main frame 2 around rotation
Pin 10 rotates, and rotated pin 10 is mounted on main frame 2, and sliding pin 17 passes through the sliding slot 18 at the middle part of handle 11, sliding
The both ends of pin 17 are fixedly connected with the two sides of force frame 9, and the rotation of handle 11 is able to drive force frame 9 and transports downwards when pushing
It is dynamic；
The device includes the mandrel 3 with central through hole, is set with reset spring 6, reset spring at the middle part of mandrel 3
The upper end face contact of linear bearing 4 in 6 lower end and 2 upper through-hole of main frame, the upper end of reset spring 6 and is fixed on mandrel
A rectangular force application board 8 is arranged in the lower end face contact of fixed block 7 on 3 above fixed block 7, applies the four angles position for doing plate 8
Be fixedly installed with housing screw 12 below the place of setting, can be pressed by the frame 9 that exerts a force when the rotation of handle 11 pushes force application board 8 to
Lower drive fixed block 7, fixed block 7 move downward the through-hole across 2 top of main frame with moving mandrel 3, are equipped with straight line in through-hole
Bearing 4, meanwhile, location hole of the meeting of housing screw 12 in the fixed plate 5 being fixedly connected with linear bearing 4 on force application board 8；
When test, the front end of mandrel 3 can be pressed on the sealing surface of 13 rear end of engine nozzle, and reset spring 6 is compressed,
Housing screw 12 is locked after passing through location hole.
In technical solution of the present invention, collet 16 and to form integrated processing, test with engine nozzle 13 whole needs
It removes and is mounted on process equipment in processing Shi Zecong test equipment and process, need to test and remove peace on Shi Zaicong process equipment
Loaded on completion test on chuck 15.
In the technical solution of the present invention, the design of original nozzle arrangements is improved, is increased in the rear end of its structure close
Cover is realized without the form of traditional clip or thread seal and is sealed, reduces part to greatest extent in spring cutting ferrule
Upper suffered external lateral force avoids the deflection that axis occurs on Spring Card set for engine nozzle to be processed, guarantees
Itself and spring cutting ferrule are coaxial, this makes it possible to guarantee the axis precision of engine nozzle spatially, engine are enabled to spray
Mouth and spring cutting ferrule be formed by integral module can in process equipment and test equipment free switching, thus can be
Performance test and the processing of microcellular structure and repair are completed on processing tool, so that existing structure can satisfy quickly detection test
The requirement of performance guarantees the high consistency of final workpiece performance, and the part scrapped largely reduces.
When test, by the threaded connection of 3 rear end of oil inlet pipe and mandrel, fuel oil flows into engine spray from the centre bore of mandrel 3
Mouth 13, measurement sets 13 aperture through-current capability of engine nozzle under pressure at this time, completes the test of nozzle on-line performance；Pine after having surveyed
Housing screw 12 and release lever 11 are opened, reset spring 6 is resetted with fixed handle 11, removes collet 16.
Detailed description of the invention
Fig. 1 is the structure sectional view of apparatus of the present invention；
Fig. 2 is the side view of apparatus of the present invention
Fig. 3 is the shaft side figure of apparatus of the present invention；
Fig. 4 is structure and status diagram of the apparatus of the present invention when handle is depressed；
Fig. 5 is structure and status diagram of the apparatus of the present invention when handle resets；
Specific embodiment
The present invention is described in greater detail with reference to the accompanying drawings and examples:
Referring to figure 1, engine nozzle 13 is fixed on collet 16 and forms processing test entirety and be accurately fixed at peace
On the chuck 15 in 1 center of sabot, main frame 2 is fixed on mounting disc 1 by mounting screw 14, and handle 11 can be existed by rotated pin 10
It is rotated on main frame 2；Handle 11 pushes, and pressure is transmitted by sliding pin 15 and force frame 9, and force frame 9 pushes force
Plate 8 and fixed block 7 are dynamic downwards, and mandrel 3 is pushed to pass through linear bearing 4, and 3 front end of mandrel compresses to be sealed on engine nozzle 13
Face, reset spring 6 are compressed, and the housing screw 12 for passing through fixed plate 5 manually is locked.It will be after oil inlet pipe and mandrel 3 when test
The threaded connection at end, fuel oil flow into engine nozzle 13 from the rear end of mandrel 3, at this time can be logical with 13 aperture of test engine nozzle
Stream ability completes the test of nozzle on-line performance；Housing screw 12 and release lever 11 are unclamped after having surveyed, 6 band of reset spring is started
Handle 11 resets, and can carry out the test of next nozzle after dismounting collet 16.It can using the cooperation of linear bearing 4 and mandrel 3
Guarantee that the position of mandrel in space is coaxial with the axial location where engine nozzle 13 always, avoids deflecting due to mandrel 3
Caused by mandrel 3 and the fitting of 13 sealing surface of engine nozzle it is not tight caused by fuel leakage, guarantee the normal of on-line testing work
It carries out.
Referring to shown in attached drawing 2, rotated pin 10 and sliding pin 17 are by split pin holding position, and rotated pin 10 connects
Main frame 2 and handle 11 are connect, realizes the rotation of handle, sliding pin 17 is symmetrically distributed, connection handle 11 and force frame
9, realize that force frame can realize opposite sliding with handle.By two hinged links, realize when pushing 11 energy of handle
It drives force frame 9 to glide, and can guarantee application to pressure needed for mandrel 3 and the progress end face seal of engine nozzle 13.
It, can be apparent from figure referring to shown in attached drawing 3, being the axis side view of engine nozzle on-line performance test device
See each feature of the device.
Referring to shown in attached drawing 4, being structure and status diagram of the apparatus of the present invention when handle is depressed, when progress engine
When the on-line performance test of nozzle, engine nozzle 13 and collet 16 are first formed by entirety and removed from machining tool, so
It is placed directly on the pedestal of the composition of mounting plate 1 and 15 afterwards, pushes handle 11,13 sealing surface of 3 lower end surface of mandrel and engine nozzle
Realize end face seal.
Referring to shown in attached drawing 5, being structure and status diagram of the apparatus of the present invention when handle resets, engine spray is completed
After the on-line performance test of mouth, housing screw 12 is unclamped, reset spring 6 jacks up mandrel 3, at this moment can be by 13 He of engine nozzle
Collet 16 is formed by entirety and removes, and machining tool of taking away carries out further repair processing.
Compared with prior art, which can complete engine under the premise of not changing original process equipment precision
The test of nozzle on-line performance, realizes the coordinate system consistency of process equipment and Performance Test System, realizes that engine nozzle is small
Hole characteristic manufacture processing, the integrated urgent need of performance test.The device can effectively be connected the processing of engine nozzle, test
Link shortens workpiece debugging and circulation time, improves manufacture consistency.
Claims (1)
1. one kind is used for engine nozzle on-line performance test device, it is characterised in that: the device is equipped with Rapid precision locating folder
Tool, this kind of fixture include that two chucks (15) and a collet (16), two chucks are separately mounted to process equipment and this test
On device, collet (16) can be realized high-precision and fill for installing engine nozzle (13) between chuck (15) and collet (16)
Folder exchanges required precision when clamping to meet collet (16) between two chucks (15), between chuck (15) and collet (16)
The precision of clamping is 0.002mm；
Apparatus of the present invention include the mounting disc (1) for being used for chuck for installing (15), and chuck (15) is mounted in mounting disc (1)
At the heart, a main frame (2) is fixed by mounting screw (14) on mounting disc (1), a hand is provided on main frame (2)
Handle (11) is rotated around rotated pin (10), and rotated pin (10) is mounted on main frame (2), and sliding pin (17) passes through handle
(11) both ends of the sliding slot (18) at middle part, sliding pin (17) are fixedly connected with the two sides of force frame (9), and handle (11) turns
Force frame (9) is able to drive when dynamic pushing to move downward；
The device includes the mandrel (3) with central through hole, is set in the middle part of mandrel (3) reset spring (6), and bullet is resetted
The upper end face contact of linear bearing (4) in the lower end of spring (6) and main frame (2) upper through-hole, the upper end of reset spring (6) with
It is fixed on the lower end face contact of the fixed block (7) on mandrel (3), a rectangular force application board is set above fixed block (7)
(8), it applies and is fixedly installed with housing screw (12) below four angular positions for doing plate (8), energy when handle (11) rotation pushes
Force application board (8) is enough pressed by force frame (9) and drives fixed block (7) downwards, fixed block (7) band moving mandrel (3) moves downward
Through-hole across main frame (2) top is equipped with linear bearing (4) in through-hole, meanwhile, the housing screw on force application board (8)
(12) location hole of the meeting in the fixed plate (5) being fixedly connected with linear bearing (4)；
When test, the front end of mandrel (3) can be pressed on the sealing surface of engine nozzle (13) rear end, and reset spring (6) is pressed
Contracting, housing screw (12) are locked after passing through location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811306173.0A CN109540528B (en) | 2018-11-02 | 2018-11-02 | Be used for online capability test device of engine nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811306173.0A CN109540528B (en) | 2018-11-02 | 2018-11-02 | Be used for online capability test device of engine nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109540528A true CN109540528A (en) | 2019-03-29 |
| CN109540528B CN109540528B (en) | 2021-04-20 |
Family
ID=65846044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811306173.0A Active CN109540528B (en) | 2018-11-02 | 2018-11-02 | Be used for online capability test device of engine nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109540528B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942366A (en) * | 1973-02-02 | 1976-03-09 | Robert Bosch Gmbh | Fuel injection arrangement |
| US4206635A (en) * | 1979-02-26 | 1980-06-10 | General Motors Corporation | Injection timing nozzle with poppet valve |
| CN200986513Y (en) * | 2006-06-22 | 2007-12-05 | 上海汽轮机有限公司 | Nozzle intensity tester of steam turbine |
| CN201295897Y (en) * | 2008-10-31 | 2009-08-26 | 江苏罡阳股份有限公司 | Pressing device for pressing assembly part at end of elongated shaft |
| CN103792079A (en) * | 2014-01-25 | 2014-05-14 | 内蒙古科技大学 | Device for testing nozzle characteristics |
| CN104375529A (en) * | 2014-11-14 | 2015-02-25 | 西安航空动力股份有限公司 | Pressure control system for engine nozzle test |
| CN204450464U (en) * | 2014-12-19 | 2015-07-08 | 宁波鑫晟工具有限公司 | The Multi Role Aircraft of a kind of fastener and this fastener of application |
| CN104841758A (en) * | 2015-04-22 | 2015-08-19 | 大连崇达电路有限公司 | Device for punching auxiliary hole of aluminum cover plate of PCB |
| CN205981570U (en) * | 2016-08-30 | 2017-02-22 | 安徽艾可蓝环保股份有限公司 | Automobile -used urea nozzle clamping device |
| CN108088683A (en) * | 2018-01-24 | 2018-05-29 | 珠海莱科力环保科技有限公司 | Diesel engine spray nozzle clogging simulation experiment method and equipment |
| CN108344565A (en) * | 2018-01-26 | 2018-07-31 | 九江市汇瑞机械有限公司 | Piston cooling nozzle experimental bench |
| CN207763943U (en) * | 2018-01-25 | 2018-08-24 | 太原工业学院 | Unit injector experimental provision is controlled electronically |
-
2018
- 2018-11-02 CN CN201811306173.0A patent/CN109540528B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942366A (en) * | 1973-02-02 | 1976-03-09 | Robert Bosch Gmbh | Fuel injection arrangement |
| US4206635A (en) * | 1979-02-26 | 1980-06-10 | General Motors Corporation | Injection timing nozzle with poppet valve |
| CN200986513Y (en) * | 2006-06-22 | 2007-12-05 | 上海汽轮机有限公司 | Nozzle intensity tester of steam turbine |
| CN201295897Y (en) * | 2008-10-31 | 2009-08-26 | 江苏罡阳股份有限公司 | Pressing device for pressing assembly part at end of elongated shaft |
| CN103792079A (en) * | 2014-01-25 | 2014-05-14 | 内蒙古科技大学 | Device for testing nozzle characteristics |
| CN104375529A (en) * | 2014-11-14 | 2015-02-25 | 西安航空动力股份有限公司 | Pressure control system for engine nozzle test |
| CN204450464U (en) * | 2014-12-19 | 2015-07-08 | 宁波鑫晟工具有限公司 | The Multi Role Aircraft of a kind of fastener and this fastener of application |
| CN104841758A (en) * | 2015-04-22 | 2015-08-19 | 大连崇达电路有限公司 | Device for punching auxiliary hole of aluminum cover plate of PCB |
| CN205981570U (en) * | 2016-08-30 | 2017-02-22 | 安徽艾可蓝环保股份有限公司 | Automobile -used urea nozzle clamping device |
| CN108088683A (en) * | 2018-01-24 | 2018-05-29 | 珠海莱科力环保科技有限公司 | Diesel engine spray nozzle clogging simulation experiment method and equipment |
| CN207763943U (en) * | 2018-01-25 | 2018-08-24 | 太原工业学院 | Unit injector experimental provision is controlled electronically |
| CN108344565A (en) * | 2018-01-26 | 2018-07-31 | 九江市汇瑞机械有限公司 | Piston cooling nozzle experimental bench |
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| Publication number | Publication date |
|---|---|
| CN109540528B (en) | 2021-04-20 |
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