CN104358721A - Pneumatic reversing device for flow test - Google Patents
Pneumatic reversing device for flow test Download PDFInfo
- Publication number
- CN104358721A CN104358721A CN201410583773.7A CN201410583773A CN104358721A CN 104358721 A CN104358721 A CN 104358721A CN 201410583773 A CN201410583773 A CN 201410583773A CN 104358721 A CN104358721 A CN 104358721A
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- support plate
- oscillating cylinder
- flow test
- reversing device
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/06—Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/02—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
- F15B15/04—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member with oscillating cylinder
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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
- G01M13/00—Testing of machine parts
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Testing Of Engines (AREA)
Abstract
The invention discloses a pneumatic reversing device for a flow test, and aims to switch from a loop where oil flows into a metering bottle to a loop where the oil flows into an oil tank for a nozzle flow test to facilitate the flow test before the assembly of a nozzle. According to the technical scheme, the pneumatic reversing device comprises a ball valve, a filtering pressure reducing valve, a two-position five-way electromagnetic valve and an oscillating cylinder, which are sequentially connected, wherein a time relay is arranged on the two-position five-way electromagnetic valve; an output shaft of the oscillating cylinder is connected with a reversing bracket; the reversing bracket comprises a transmission shaft connected with the output shaft of the oscillating cylinder; a plurality of funnel-shaped switching buckets are arranged on the transmission shaft; outlets of the switching buckets are connected with adapter die holders arranged on a metering frame; the adapter die holders are of cavity structures; a cavity of each adapter die holder is divided into two chambers by a partition plate, an outlet of one chamber is connected with the oil tank, and an outlet of the other chamber is connected with the metering bottle; the switching buckets can swing along with the transmission shaft to switch the outlets of the switching buckets between the two chambers.
Description
Technical field
The invention belongs to aeroengine nozzle flow experimental technique field, be specifically related to a kind of air driving reversing device of flow test.
Background technique
When doing nozzle flow test at present, do not have automatic reversing apparatus, during metering, flexible pipe is inserted recorder jar by workman, and metering terminates flexible pipe to extract out, makes oil flow back to fuel tank.Like this because personal factor is large, the data of collection can be caused not accurate enough, inefficient problem.
Summary of the invention
In order to solve the problems of the prior art, the present invention proposes a kind of when testing for nozzle flow, realize fluid to recorder jar and fluid to the air driving reversing device of fuel tank two kinds of loop switchs, to carry out the air driving reversing device of the flow test of the flow test before nozzle assembling.
In order to realize above object, the technical solution adopted in the present invention is: comprise the ball valve, filtering pressure reducing valve, two-position-five-way solenoid valve and the oscillating cylinder that connect in turn, the import of ball valve connects factory building pressurized air, two-position-five-way solenoid valve is provided with the time relay, and the output shaft of oscillating cylinder connects commutation support;
Described commutation support comprises the transmission shaft be connected with the output shaft of oscillating cylinder, transmission shaft bottom is provided with metrology frame, metrology frame two ends are fixed with left support plate and right support plate, the two ends, left and right of transmission shaft are arranged on left support plate and right support plate, and left support plate and right support plate upper end are fixed with platform; Described transmission shaft is provided with several funnelform conversion buckets, the import of conversion bucket connects the hose coupling be arranged on platform, hose coupling joint test part, the outlet of conversion bucket connects the adapter die holder be arranged in metrology frame, adapter die holder is cavity structure, the cavity of adapter die holder is divided into two chambers by dividing plate, and the outlet of a chamber connects fuel tank, and the outlet of another chamber connects recorder jar; Described conversion bucket can swing along with transmission shaft, and the outlet of conversion bucket is changed between two chambers.
Described right support plate is fixedly installed fixed base, and oscillating cylinder is fixed on fixed base, and the output shaft of oscillating cylinder is connected in fixed base with the right-hand member of transmission shaft.
The two ends, left and right of described transmission shaft are respectively installed with left lining and right lining, and left lining and right lining are separately fixed on left support plate and right support plate.
The output shaft of described oscillating cylinder is provided with driving disc, the right-hand member of transmission shaft is provided with driven disc, described driving disc and driven disc are connected by backing pin and spacing.
The left end of described transmission shaft is provided with handle with sleeve, and handle with sleeve is fixedly connected with the left end of transmission shaft by taper pin.
Described handle with sleeve is undertaken spacing by the locating stud be arranged on left support plate.
Suction port and the air outlet of described oscillating cylinder are provided with throttle valve.
Oil sprayer is provided with between described filtering pressure reducing valve and two-position-five-way solenoid valve.
The air outlet of described two-position-five-way solenoid valve is provided with baffler.
Compared with prior art, the present invention adopts factory building pressurized air as power source, during test, open ball valve, filtering pressure reducing valve is regulated to control supply gas pressure, and the dust particle got rid of in air, the swing of oscillating cylinder is controlled by the time relay and two-position-five-way solenoid valve, oscillating cylinder drives the conversion bucket action of commutation support by transmission shaft, the outlet of conversion bucket is swung at two chambers of adapter die holder, realizes the switching of metering state, before metering and after metering, fluid flows back to fuel tank, and during metering, fluid flows into recorder jar.Automatization level of the present invention is high, easy to maintenance, practical, improves the precision of manufacturing efficiency and nozzle flow measurement.
Further, oscillating cylinder is fixed on fixed base, and fixed base is fixing with on right support plate, makes oscillating cylinder fixing more firm like this, oscillating cylinder is connected with whole commutation rack integral, avoids the vibration of oscillating cylinder, improve the test accuracy of device.
Further, the two ends of transmission shaft are respectively installed with lining, avoid transmission shaft and directly contact with left and right dunnage, protect transmission shaft.
Further, oscillating cylinder realizes being connected by driving disc and driven disc with transmission shaft, avoids oscillating cylinder and directly contacts with transmission shaft the wearing and tearing caused, undertaken spacing simultaneously by backing pin, control the angle of swing of oscillating cylinder.
Further, transmission shaft is provided with handle with sleeve, when pneumatic system breaks down, utilizes handle with sleeve to realize commutation, test can be proceeded, do not affect test process.
Further, handle with sleeve is undertaken spacing by locating stud, controls the stroke range of handle with sleeve, enables conversion bucket at suitable interval conversion metering state.
Further, respectively fill a throttle valve at the suction port of oscillating cylinder and air outlet, by regulating oscillating cylinder speed control muffler, increase cylinder outlet damping, thus the movement velocity of adjustment oscillating cylinder, keep process equal with opening speed, make survey data more accurate.
Further, pressurized air removes the oil in pressurized air through oil sprayer, has purified pressurized air, has improve the stability of device.
Further, the outlet of two-position-five-way solenoid valve is provided with baffler, and baffler can reduce exhaust sound.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of commutation support of the present invention;
Fig. 3 be the present invention along X-X to sectional view;
Wherein, 1 be ball valve, 2 be filtering pressure reducing valve, 3 be oil sprayer, 4 be baffler, 5 be two-position-five-way solenoid valve, 6 be the time relay, 7 be throttle valve, 8 be oscillating cylinder, 9 being driven disc, 11 being driving disc, 12 being fixed base, 13 being backing pin, 14 being right lining, 15 being right support plate, 16 being transmission shaft, 17 being hose coupling, 18 being platform, 19 being left support plate, 20 being left lining, 21 being taper pin, 22 being locating stud, 23 being handle with sleeve, 24 being metrology frame, 25 being adapter die holder for changing bucket, 26,27 being dividing plate for commutation support, 10.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
See Fig. 1, the present invention includes: the ball valve 1 connected in turn, filtering pressure reducing valve 2, oil sprayer 3, two-position-five-way solenoid valve 5 and oscillating cylinder 8, the import of ball valve 1 connects factory building pressurized air, two-position-five-way solenoid valve 5 is provided with the time relay 6, the output shaft of oscillating cylinder 8 connects commutation support 9, the suction port of oscillating cylinder 8 and air outlet are provided with throttle valve 7, the air outlet of two-position-five-way solenoid valve 5 are provided with baffler 4.
See Fig. 2, commutation support 9 comprises the transmission shaft 16 be connected with the output shaft of oscillating cylinder 8, transmission shaft 16 bottom is provided with metrology frame 24, metrology frame 24 two ends are fixed with left support plate 19 and right support plate 15, the two ends, left and right of transmission shaft 16 are respectively installed with left lining 20 and right lining 14, left lining 20 and right lining 14 are separately fixed on left support plate 19 and right support plate 15, and left support plate 19 and right support plate 15 upper end are fixed with platform 18; Right support plate 15 is fixedly installed fixed base 12, oscillating cylinder 8 is fixed on fixed base 12, the output shaft of oscillating cylinder 8 and the right-hand member of transmission shaft 16 are in fixed base 12, be connected with driven disc 10 by driving disc 11, driving disc 11 is arranged on the output shaft of oscillating cylinder 8, driven disc 10 is arranged on the right-hand member of transmission shaft 16, and driving disc 11 and driven disc 10 are connected by backing pin 13 and spacing.The left end of transmission shaft 16 is provided with handle with sleeve 23, handle with sleeve 23 is fixedly connected with by the left end of taper pin 21 with transmission shaft 16.Handle with sleeve 23 is undertaken spacing by the locating stud 22 be arranged on left support plate 19.
Transmission shaft 16 is provided with several funnelform conversion buckets 25, the import of conversion bucket 25 connects the hose coupling 17 be arranged on platform 18, hose coupling 17 joint test part, and the outlet of conversion bucket 25 connects the adapter die holder 26 be arranged in metrology frame 24.
See Fig. 3, adapter die holder 26 is cavity structure, and the cavity of adapter die holder 15 is divided into two chambers by dividing plate 27, and the outlet of a chamber connects fuel tank, and the outlet of another chamber connects recorder jar; Conversion bucket 25 can swing along with transmission shaft, and the outlet of conversion bucket 25 is changed between two chambers.
The present invention is made up of ball valve 1, filtering pressure reducing valve 2, oil sprayer 3, baffler 4, two-position-five-way solenoid valve 5, the time relay 6, throttle valve 7, oscillating cylinder 8, commutation support 9.Air driving reversing device factory building compressed air source; During test, open ball valve 1, regulate filtering pressure reducing valve 2 to control supply gas pressure, air after filtration reduction valve 2 gets rid of the dust particle in air; Air gets rid of the oil content in air through oil sprayer 3; Control oscillating cylinder 8 by the time relay 6 and two-position-five-way solenoid valve 5 to swing, drive the conversion of commutation support 9 to struggle against 25 actions, realize the switching of metering state; Before and after metering, fluid flows back to fuel tank; During metering, fluid flows into recorder jar.The baffler 4 of the outlet of two-position-five-way solenoid valve 5 is used for reducing exhaust sound.A throttle valve 7 is respectively filled at the suction port of oscillating cylinder 8 and air outlet, by the throttle valve 7 regulating oscillating cylinder 8 to export, increase the damping that oscillating cylinder 8 exports, thus the movement velocity of adjustment oscillating cylinder 8, maintenance process is equal with opening speed, makes survey data more accurate.
Be connected with driven disc 10 with driving disc 11 between oscillating cylinder 8 and conversion bucket 25, undertaken spacing by the backing pin 13 between two dishes, the angle of swing of control cylinder 8.Driving disc 11 Cock screw is fixed on the output shaft of oscillating cylinder 8; Driven disc 10 Cock screw is fixed on the right-hand member of transmission shaft 16.Oscillating cylinder 8 is fixed on right support plate 15 by fixed base 12.Left lining 20, right lining 14 are enclosed within the left and right two ends of transmission shaft 16, are linked together with metrology frame 24 by left support plate 19, right support plate 15; The platform 18 that left support plate 19, right support plate 15 top are installed, be used for placing fixture when testing and testpieces, fixture outlet hose inserts hose coupling 17 li.
Be provided with a handle with sleeve 23 at the left end of transmission shaft 16, handle with sleeve 23 taper pin 21 and transmission shaft 16 left end are fixed together.When pneumatic system breaks down, utilize handle with sleeve 23 to realize commutation, carry out spacing with the locating stud 22 on left support plate 19, test can be proceeded, convenient for maintaining
At the bottom design adapter die holder 26 of conversion bucket 25 upper hopper, link together with metrology frame 24.The left and right chamber dividing plate 27 of adapter die holder 26 separates, and its one end leads to fuel tank, and the other end amounts to measuring bottle, thus realizes fluid to recorder jar and fluid to two of fuel tank kinds of circuit controls.
Claims (9)
1. the air driving reversing device of a flow test, it is characterized in that: comprise the ball valve (1), filtering pressure reducing valve (2), two-position-five-way solenoid valve (5) and the oscillating cylinder (8) that connect in turn, the import of ball valve (1) connects factory building pressurized air, two-position-five-way solenoid valve (5) is provided with the time relay (6), the output shaft of oscillating cylinder (8) connects commutation support (9);
Described commutation support (9) comprises the transmission shaft (16) be connected with the output shaft of oscillating cylinder (8), transmission shaft (16) bottom is provided with metrology frame (24), metrology frame (24) two ends are fixed with left support plate (19) and right support plate (15), the two ends, left and right of transmission shaft (16) are arranged on left support plate (19) and right support plate (15), and left support plate (19) and right support plate (15) upper end are fixed with platform (18), described transmission shaft (16) is provided with several funnelform conversions bucket (25), the import of conversion bucket (25) connects the hose coupling (17) be arranged on platform (18), hose coupling (17) joint test part, the outlet of conversion bucket (25) connects the adapter die holder (26) be arranged in metrology frame (24), adapter die holder (26) is cavity structure, the cavity of adapter die holder (26) is divided into two chambers by dividing plate (27), the outlet of a chamber connects fuel tank, the outlet of another chamber connects recorder jar, described conversion bucket (25) can swing along with transmission shaft, and the outlet of conversion bucket (25) is changed between two chambers.
2. the air driving reversing device of a kind of flow test according to claim 1, it is characterized in that: described right support plate (15) is fixedly installed fixed base (12), oscillating cylinder (8) is fixed on fixed base (12), and the output shaft of oscillating cylinder (8) is connected in fixed base (12) with the right-hand member of transmission shaft (16).
3. the air driving reversing device of a kind of flow test according to claim 2, it is characterized in that: the two ends, left and right of described transmission shaft (16) are respectively installed with left lining (20) and right lining (14), and left lining (20) and right lining (14) are separately fixed on left support plate (19) and right support plate (15).
4. the air driving reversing device of a kind of flow test according to claim 3, it is characterized in that: the output shaft of described oscillating cylinder (8) is provided with driving disc (11), the right-hand member of transmission shaft is provided with driven disc (10), described driving disc (11) and driven disc (10) are connected by backing pin (13) and spacing.
5. the air driving reversing device of a kind of flow test according to claim 1 or 2 or 3 or 4, it is characterized in that: the left end of described transmission shaft (16) is provided with handle with sleeve (23), handle with sleeve (23) is fixedly connected with by the left end of taper pin (21) with transmission shaft (16).
6. the air driving reversing device of a kind of flow test according to claim 5, is characterized in that: described handle with sleeve (23) is undertaken spacing by the locating stud (22) be arranged on left support plate (19).
7. the air driving reversing device of a kind of flow test according to claim 1, is characterized in that: suction port and the air outlet of described oscillating cylinder (8) are provided with throttle valve (7).
8. the air driving reversing device of a kind of flow test according to claim 7, is characterized in that: be provided with oil sprayer (3) between described filtering pressure reducing valve (2) and two-position-five-way solenoid valve (5).
9. the air driving reversing device of a kind of flow test according to claim 1 or 7 or 8, is characterized in that: the air outlet of described two-position-five-way solenoid valve (5) is provided with baffler (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410583773.7A CN104358721B (en) | 2014-10-27 | 2014-10-27 | The air driving reversing device that a kind of flow test is used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410583773.7A CN104358721B (en) | 2014-10-27 | 2014-10-27 | The air driving reversing device that a kind of flow test is used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104358721A true CN104358721A (en) | 2015-02-18 |
| CN104358721B CN104358721B (en) | 2016-05-18 |
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ID=52526017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410583773.7A Active CN104358721B (en) | 2014-10-27 | 2014-10-27 | The air driving reversing device that a kind of flow test is used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104358721B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406903A (en) * | 2022-01-26 | 2022-04-29 | 武汉大学 | Device and method for cutting ultra-thick material by swinging abrasive water jet nozzle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6272968B1 (en) * | 1997-04-03 | 2001-08-14 | Polarteknik Pmc Oy Ab | Control system for an oscillation cylinder |
| CN203534709U (en) * | 2013-09-29 | 2014-04-09 | 上海博锐特光电科技有限公司 | Novel pneumatic infrared thermography lens protection control system |
| CN103921199A (en) * | 2014-04-29 | 2014-07-16 | 杭州祥生砂光机制造有限公司 | Device for detecting position of sanding belt of wide belt sanding machine through micro air flow and control method |
-
2014
- 2014-10-27 CN CN201410583773.7A patent/CN104358721B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6272968B1 (en) * | 1997-04-03 | 2001-08-14 | Polarteknik Pmc Oy Ab | Control system for an oscillation cylinder |
| CN203534709U (en) * | 2013-09-29 | 2014-04-09 | 上海博锐特光电科技有限公司 | Novel pneumatic infrared thermography lens protection control system |
| CN103921199A (en) * | 2014-04-29 | 2014-07-16 | 杭州祥生砂光机制造有限公司 | Device for detecting position of sanding belt of wide belt sanding machine through micro air flow and control method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406903A (en) * | 2022-01-26 | 2022-04-29 | 武汉大学 | Device and method for cutting ultra-thick material by swinging abrasive water jet nozzle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104358721B (en) | 2016-05-18 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee after: AECC AVIATION POWER CO,LTD. Address before: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee before: AVIC AVIATION ENGINE Corp.,PLC |
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| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee after: AVIC AVIATION ENGINE Corp.,PLC Address before: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee before: XI'AN AVIATION POWER Co.,Ltd. |
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| CP03 | Change of name, title or address |