CN105783655A - Axisymmetric nozzle throat diameter measurement tool - Google Patents
Axisymmetric nozzle throat diameter measurement tool Download PDFInfo
- Publication number
- CN105783655A CN105783655A CN201410798192.5A CN201410798192A CN105783655A CN 105783655 A CN105783655 A CN 105783655A CN 201410798192 A CN201410798192 A CN 201410798192A CN 105783655 A CN105783655 A CN 105783655A
- Authority
- CN
- China
- Prior art keywords
- pull bar
- threaded rod
- cylinder
- nozzle throat
- throat diameter
- 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
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to an axisymmetric nozzle throat diameter measurement tool. The axisymmetric nozzle throat diameter measurement tool comprises a supporting mechanism, a transmission mechanism and a measuring mechanism; the supporting mechanism is composed of a cylinder, supporting rods, a triangle frame and supporting seats; the transmission mechanism is composed of a threaded rod, a loop controller, pull rods II and springs; the measuring mechanism is composed of pull rods I and pushing plates; the surfaces of the pushing plates are arc-shaped; the shapes of the pushing plates are same as the profile of a nozzle throat; one end of each pull rod I is connected with a corresponding pushing plate through a pin shaft, and the other end of the pull rod is cylindrical; the outer diameter of the pull rods II is slightly smaller than the inner diameter of the pull rods I; one end of each pull rod II, which is inserted into a corresponding pull rod I, is hollow; the springs are arranged in the cavities of the pull rods I and the pull rods II; the pull rods I are connected with the supporting seats through bolts, so that the pull rods I can rotate around the supporting seats; the triangle frame is welded onto the supporting seats; the pull rods II are connected with the loop controller through screws; and the cylinder, the supporting rods, the triangle frame and the supporting seats form an integrated body so as to support the whole mobile component. The axisymmetric nozzle throat diameter measurement tool has the advantages of high automation degree of a measurement process, high accuracy of measurement results and wide application range.
Description
Technical field
The present invention relates to aero-engine Nozzle Design field, particularly to a kind of axisymmetric nozzle throat diameter survey tool.
Background technology
Axisymmetric nozzle is circular along the cross section in engine axis direction, and during different operating state, its throat diameter size is different, only need to measure throat diameter and be calculated when therefore measuring throat area.Throat diameter survey tool currently for axisymmetric nozzle design only has two contacts, needs repetitive measurement, measurement result accuracy poor during measurement, easily breaks down simultaneously.In order to record throat diameter fast and accurately in axisymmetric nozzle assembling and setting and installation use procedure, it is necessary to design and a kind of measure the axisymmetric nozzle throat diameter survey tool that efficiency height, measurement result accuracy are high, applied widely.
Summary of the invention
It is an object of the invention to provide a kind of axisymmetric nozzle throat diameter survey tool, for the measurement of throat diameter in axisymmetric nozzle assembling and setting and installation use procedure.
The invention provides a kind of axisymmetric nozzle throat diameter survey tool, it is characterised in that: described axisymmetric nozzle throat diameter survey tool includes supporting mechanism, drive mechanism and measuring mechanism；
Wherein supporting mechanism is made up of cylinder 9, support bar 8, tripod 4, supporting seat 3, and drive mechanism is made up of threaded rod 10, annular controller 7, pull bar 6, spring 5, and measuring mechanism is made up of pull bar 2, top board 1；
The surface of top board 1 is arc, and shape is identical with nozzle throat place profile；Pull bar 2 one end and top board 1 are connected by bearing pin, and the other end is cylinder.Pull bar 6 external diameter is slightly less than the internal diameter of pull bar 2, and the one end inserting pull bar 2 is also hollow, and the cavity of the first pull bar 2 and the second pull bar 6 put into by spring 5, and pull bar 2 and supporting seat 3 are bolted so that pull bar 2 can rotate around supporting seat；Supporting seat is welded on tripod 4；Pull bar 6 is connected by screw rod with annular controller 7, threaded rod 10 penetrates the center of annular controller, and can rotate freely at its center, threaded rod separately designs porose and boss at annular controller front and back position, Kong Zhongneng inserts iron wire, limits annular controller movement vertically on threaded rod together with boss；Cylinder 9 is positioned at outside threaded rod, two place's circular plate with holes are had in cylinder, cylinder side simultaneously, namely near threaded rod handle side, inner surface has the female thread just coordinated with threaded rod external screw-thread, circular plate with holes supports threaded rod together with female thread, makes threaded rod maintain the centerline direction of cylinder when rotary motion；Being connected by three support bars 8 between cylinder 9 and tripod, support bar two ends are welded on tripod and cylinder；Cylinder, support bar, tripod, supporting seat form an entirety, are used for supporting whole moving component.
The length of top board by survey axisymmetric nozzle venturi place's first row adjustment sheet or second row adjustment sheet minimum point place width 1/2 or 1/3.
Top board location on pull bar 2 is determined by bearing pin, and pull bar 2 and supporting seat are bolted, and pull bar 6 is connected by bolt with annular controller, and threaded rod inserts the aperture of annular controller threaded rod front end, can insert moving axially of iron wire restriction bar.
In a set of axisymmetric nozzle throat diameter measuring mechanism, the quantity of top board 1, pull bar 2, supporting seat 3, pull bar 6, spring 5 and support bar 8 is 3.
Cylinder has female thread near one end of threaded rod handle, just coordinates with the external screw thread on threaded rod, and the motion that can make threaded rod is more accurate.
The operation principle of described axisymmetric nozzle throat diameter survey tool is: one hand rest of operator lives cylinder, whole device is stretched into receipts and expands jet pipe, the handle of the another hands slow rotating threaded rod of force, until three top boards are just attached to venturi place, throat diameter numerical value now can be read from threaded rod.
Advantages of the present invention:
Measurement process automaticity is high, and measurement result accuracy is high, applied widely.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 axisymmetric nozzle throat diameter survey tool schematic diagram；
Fig. 2 pull bar, spring, pull bar, annular controller scheme of installation；
Fig. 3 annular controller, cylinder, threaded rod scheme of installation；
The scheme of installation of Fig. 4 pull bar, supporting seat and tripod；
Fig. 5 top board, pull bar scheme of installation；
Fig. 6 top board, pull bar mounting structure schematic diagram.
Detailed description of the invention
Embodiment 1
Present embodiments provide a kind of axisymmetric nozzle throat diameter survey tool, it is characterised in that: described axisymmetric nozzle throat diameter survey tool includes supporting mechanism, drive mechanism and measuring mechanism；
Wherein supporting mechanism is made up of cylinder 9, support bar 8, tripod 4, supporting seat 3, and drive mechanism is made up of threaded rod 10, annular controller 7, pull bar 6, spring 5, and measuring mechanism is made up of pull bar 2, top board 1；
The surface of top board 1 is arc, and shape is identical with nozzle throat place profile；Pull bar 2 one end and top board 1 are connected by bearing pin, and the other end is cylinder.Pull bar 6 external diameter is slightly less than the internal diameter of pull bar 2, and the one end inserting pull bar 2 is also hollow, and the cavity of the first pull bar 2 and the second pull bar 6 put into by spring 5, and pull bar 2 and supporting seat 3 are bolted so that pull bar 2 can rotate around supporting seat；Supporting seat is welded on tripod 4；Pull bar 6 is connected by screw rod with annular controller 7, threaded rod 10 penetrates the center of annular controller, and can rotate freely at its center, threaded rod separately designs porose and boss at annular controller front and back position, Kong Zhongneng inserts iron wire, limits annular controller movement vertically on threaded rod together with boss；Cylinder 9 is positioned at outside threaded rod, two place's circular plate with holes are had in cylinder, cylinder side simultaneously, namely near threaded rod handle side, inner surface has the female thread just coordinated with threaded rod external screw-thread, circular plate with holes supports threaded rod together with female thread, makes threaded rod maintain the centerline direction of cylinder when rotary motion；Being connected by three support bars 8 between cylinder 9 and tripod, support bar two ends are welded on tripod and cylinder；Cylinder, support bar, tripod, supporting seat form an entirety, are used for supporting whole moving component.
The length of top board by survey axisymmetric nozzle venturi place's first row adjustment sheet or second row adjustment sheet minimum point place width 1/2.
Top board location on pull bar 2 is determined by bearing pin, and pull bar 2 and supporting seat are bolted, and pull bar 6 is connected by bolt with annular controller, and threaded rod inserts the aperture of annular controller threaded rod front end, can insert moving axially of iron wire restriction bar.
In a set of axisymmetric nozzle throat diameter measuring mechanism, the quantity of top board 1, pull bar 2, supporting seat 3, pull bar 6, spring 5 and support bar 8 is 3.
Cylinder has female thread near one end of threaded rod handle, just coordinates with the external screw thread on threaded rod, and the motion that can make threaded rod is more accurate.
The operation principle of described axisymmetric nozzle throat diameter survey tool is: one hand rest of operator lives cylinder, whole device is stretched into receipts and expands jet pipe, the handle of the another hands slow rotating threaded rod of force, until three top boards are just attached to venturi place, throat diameter numerical value now can be read from threaded rod.
Embodiment 2
The invention provides a kind of axisymmetric nozzle throat diameter survey tool, it is characterised in that: described axisymmetric nozzle throat diameter survey tool includes supporting mechanism, drive mechanism and measuring mechanism；
Wherein supporting mechanism is made up of cylinder 9, support bar 8, tripod 4, supporting seat 3, and drive mechanism is made up of threaded rod 10, annular controller 7, pull bar 6, spring 5, and measuring mechanism is made up of pull bar 2, top board 1；
The surface of top board 1 is arc, and shape is identical with nozzle throat place profile；Pull bar 2 one end and top board 1 are connected by bearing pin, and the other end is cylinder.Pull bar 6 external diameter is slightly less than the internal diameter of pull bar 2, and the one end inserting pull bar 2 is also hollow, and the cavity of the first pull bar 2 and the second pull bar 6 put into by spring 5, and pull bar 2 and supporting seat 3 are bolted so that pull bar 2 can rotate around supporting seat；Supporting seat is welded on tripod 4；Pull bar 6 is connected by screw rod with annular controller 7, threaded rod 10 penetrates the center of annular controller, and can rotate freely at its center, threaded rod separately designs porose and boss at annular controller front and back position, Kong Zhongneng inserts iron wire, limits annular controller movement vertically on threaded rod together with boss；Cylinder 9 is positioned at outside threaded rod, two place's circular plate with holes are had in cylinder, cylinder side simultaneously, namely near threaded rod handle side, inner surface has the female thread just coordinated with threaded rod external screw-thread, circular plate with holes supports threaded rod together with female thread, makes threaded rod maintain the centerline direction of cylinder when rotary motion；Being connected by three support bars 8 between cylinder 9 and tripod, support bar two ends are welded on tripod and cylinder；Cylinder, support bar, tripod, supporting seat form an entirety, are used for supporting whole moving component.
The length of top board by survey axisymmetric nozzle venturi place's first row adjustment sheet or second row adjustment sheet minimum point place width 1/3.
Top board location on pull bar 2 is determined by bearing pin, and pull bar 2 and supporting seat are bolted, and pull bar 6 is connected by bolt with annular controller, and threaded rod inserts the aperture of annular controller threaded rod front end, can insert moving axially of iron wire restriction bar.
Cylinder has female thread near one end of threaded rod handle, just coordinates with the external screw thread on threaded rod, and the motion that can make threaded rod is more accurate.
The operation principle of described axisymmetric nozzle throat diameter survey tool is: one hand rest of operator lives cylinder, whole device is stretched into receipts and expands jet pipe, the handle of the another hands slow rotating threaded rod of force, until three top boards are just attached to venturi place, throat diameter numerical value now can be read from threaded rod.
Claims (5)
1. an axisymmetric nozzle throat diameter survey tool, it is characterised in that: described axisymmetric nozzle throat diameter survey tool includes supporting mechanism, drive mechanism and measuring mechanism；
Wherein supporting mechanism is made up of cylinder (9), support bar (8), tripod (4), supporting seat (3), drive mechanism is made up of threaded rod (10), annular controller (7), the second pull bar (6), spring (5), and measuring mechanism is made up of the first pull bar (2), top board (1)；
The surface of top board (1) is arc, and shape is identical with nozzle throat place profile；First pull bar (2) one end and top board (1) are connected by bearing pin, and the other end is cylinder；Second pull bar (6) external diameter is slightly less than the internal diameter of the first pull bar (2), the one end inserting the first pull bar (2) is also hollow, spring (5) puts into the first pull bar (2) and the cavity of the second pull bar (6), first pull bar (2) and supporting seat (3) are bolted so that the first pull bar (2) can rotate around supporting seat；Supporting seat is welded on tripod (4)；Second pull bar (6) is connected by screw rod with annular controller (7), threaded rod (10) penetrates the center of annular controller, and can rotate freely at its center, threaded rod separately designs porose and boss at annular controller front and back position, Kong Zhongneng inserts iron wire, limits annular controller movement vertically on threaded rod together with boss；Cylinder (9) is positioned at outside threaded rod, two place's circular plate with holes are had in cylinder, cylinder side simultaneously, namely near threaded rod handle side, inner surface has the female thread just coordinated with threaded rod external screw-thread, circular plate with holes supports threaded rod together with female thread, makes threaded rod maintain the centerline direction of cylinder when rotary motion；Being connected by three support bars (8) between cylinder (9) and tripod, support bar two ends are welded on tripod and cylinder；Cylinder, support bar, tripod, supporting seat form an entirety, are used for supporting whole moving component.
2. axisymmetric nozzle throat diameter survey tool according to claim 1, it is characterised in that: the length of top board by survey axisymmetric nozzle venturi place's first row adjustment sheet or second row adjustment sheet minimum point place width 1/2 or 1/3.
3. axisymmetric nozzle throat diameter survey tool according to claim 1, it is characterized in that: top board location on the first pull bar (2) is determined by bearing pin, first pull bar (2) and supporting seat are bolted, second pull bar (6) is connected by bolt with annular controller, threaded rod inserts the aperture of annular controller threaded rod front end, can insert moving axially of iron wire restriction bar.
4. axisymmetric nozzle throat diameter survey tool according to claim 1, it is characterized in that: in a set of axisymmetric nozzle throat diameter measuring mechanism, the quantity of top board (1), the first pull bar (2), supporting seat (3), the second pull bar (6), spring (5) and support bar (8) is 3.
5. axisymmetric nozzle throat diameter survey tool according to claim 1, it is characterised in that: cylinder has female thread near one end of threaded rod handle, just coordinates with the external screw thread on threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410798192.5A CN105783655B (en) | 2014-12-19 | 2014-12-19 | A kind of axisymmetric nozzle throat diameter survey tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410798192.5A CN105783655B (en) | 2014-12-19 | 2014-12-19 | A kind of axisymmetric nozzle throat diameter survey tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105783655A true CN105783655A (en) | 2016-07-20 |
| CN105783655B CN105783655B (en) | 2018-09-14 |
Family
ID=56385651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410798192.5A Active CN105783655B (en) | 2014-12-19 | 2014-12-19 | A kind of axisymmetric nozzle throat diameter survey tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105783655B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328353A (en) * | 2017-06-19 | 2017-11-07 | 中交二航局第四工程有限公司安徽分公司 | Beam tube road inspection hole device and its application method in prefabricated case beam body |
| CN107462140A (en) * | 2017-06-19 | 2017-12-12 | 中交二航局第四工程有限公司安徽分公司 | A kind of equipment and its application method of the inner-walls of duct of detection in real time |
| CN110595327A (en) * | 2019-10-16 | 2019-12-20 | 安徽道一智能制造技术有限公司 | Inner cavity size detection tool for gearbox assembly line |
| CN112067299A (en) * | 2020-09-11 | 2020-12-11 | 中国航发沈阳黎明航空发动机有限责任公司 | Pipe insertion amount measuring device for aeroengine |
| CN112595212A (en) * | 2021-01-15 | 2021-04-02 | 成都钟晟盛羽商贸有限公司 | Portable PVC pipe diameter detection device that is used for |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189452A (en) * | 1921-11-28 | 1923-12-06 | Leslie Pryce | A new or improved means for measuring diameters |
| US3555689A (en) * | 1968-12-19 | 1971-01-19 | Schlumberger Technology Corp | Centralizing and well-calipering apparatus for well tools |
| US4595055A (en) * | 1983-05-10 | 1986-06-17 | Schlumberger Technology Corporation | Centering apparatus |
| US4697773A (en) * | 1985-02-08 | 1987-10-06 | Sachtler Gmbh Filmtechnische Gerate | Vertically adjustable post for a film or television camera tripod |
| CN2323390Y (en) * | 1998-01-14 | 1999-06-09 | 慈溪市远东灯饰总公司 | Adjustable tripod |
| CN2718512Y (en) * | 2004-07-14 | 2005-08-17 | 宝钢集团上海第一钢铁有限公司 | Sliding calliper for measuring outer diameter |
| CN102080947A (en) * | 2009-11-26 | 2011-06-01 | 中国航空工业集团公司沈阳发动机设计研究所 | Measuring tool for diameter of adjustable convergence spout |
| CN103162592A (en) * | 2013-03-06 | 2013-06-19 | 中国航空工业集团公司沈阳发动机设计研究所 | Plug-type axially symmetric spray pipe outlet diameter measuring tool |
| CN203189983U (en) * | 2013-04-25 | 2013-09-11 | 上海众材工程检测有限公司 | Project detection tripod |
| CN103443581A (en) * | 2011-03-15 | 2013-12-11 | 西门子能量股份有限公司 | Self centering bore measurement unit |
-
2014
- 2014-12-19 CN CN201410798192.5A patent/CN105783655B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189452A (en) * | 1921-11-28 | 1923-12-06 | Leslie Pryce | A new or improved means for measuring diameters |
| US3555689A (en) * | 1968-12-19 | 1971-01-19 | Schlumberger Technology Corp | Centralizing and well-calipering apparatus for well tools |
| US4595055A (en) * | 1983-05-10 | 1986-06-17 | Schlumberger Technology Corporation | Centering apparatus |
| US4697773A (en) * | 1985-02-08 | 1987-10-06 | Sachtler Gmbh Filmtechnische Gerate | Vertically adjustable post for a film or television camera tripod |
| CN2323390Y (en) * | 1998-01-14 | 1999-06-09 | 慈溪市远东灯饰总公司 | Adjustable tripod |
| CN2718512Y (en) * | 2004-07-14 | 2005-08-17 | 宝钢集团上海第一钢铁有限公司 | Sliding calliper for measuring outer diameter |
| CN102080947A (en) * | 2009-11-26 | 2011-06-01 | 中国航空工业集团公司沈阳发动机设计研究所 | Measuring tool for diameter of adjustable convergence spout |
| CN103443581A (en) * | 2011-03-15 | 2013-12-11 | 西门子能量股份有限公司 | Self centering bore measurement unit |
| CN103162592A (en) * | 2013-03-06 | 2013-06-19 | 中国航空工业集团公司沈阳发动机设计研究所 | Plug-type axially symmetric spray pipe outlet diameter measuring tool |
| CN203189983U (en) * | 2013-04-25 | 2013-09-11 | 上海众材工程检测有限公司 | Project detection tripod |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328353A (en) * | 2017-06-19 | 2017-11-07 | 中交二航局第四工程有限公司安徽分公司 | Beam tube road inspection hole device and its application method in prefabricated case beam body |
| CN107462140A (en) * | 2017-06-19 | 2017-12-12 | 中交二航局第四工程有限公司安徽分公司 | A kind of equipment and its application method of the inner-walls of duct of detection in real time |
| CN110595327A (en) * | 2019-10-16 | 2019-12-20 | 安徽道一智能制造技术有限公司 | Inner cavity size detection tool for gearbox assembly line |
| CN110595327B (en) * | 2019-10-16 | 2021-05-07 | 安徽道一智能制造技术有限公司 | Inner cavity size detection tool for gearbox assembly line |
| CN112067299A (en) * | 2020-09-11 | 2020-12-11 | 中国航发沈阳黎明航空发动机有限责任公司 | Pipe insertion amount measuring device for aeroengine |
| CN112595212A (en) * | 2021-01-15 | 2021-04-02 | 成都钟晟盛羽商贸有限公司 | Portable PVC pipe diameter detection device that is used for |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105783655B (en) | 2018-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105783655A (en) | Axisymmetric nozzle throat diameter measurement tool | |
| CN102829697B (en) | Automatic measuring device for diameter of bearing ring | |
| US20160141195A1 (en) | Multi-shaft Vacuum Manipulator Shafting Accuracy Testing Device | |
| CN103386500A (en) | Tool setting device of hole machining boring tool and using method thereof | |
| CN105539876A (en) | Pose adjusting ball device for airplane assembly | |
| CN102721342A (en) | Inspection device for inspecting position of hole | |
| CN203643148U (en) | Endurance testing device for plug valve | |
| CN103522226B (en) | Universal floating mechanism | |
| CN103471846A (en) | Transmission gear-shift test stand and automatic gear-shift device thereof | |
| JP6126951B2 (en) | Work positioning device | |
| RU2460035C1 (en) | Apparatus for measuring deviation of planes from centre of outer spherical surface | |
| CN104315956B (en) | Aero-engine vector spout load state height measuring device and measuring method | |
| CN105737718A (en) | Detection apparatus for parallelism degree between workpiece hole and machine tool guide rail | |
| CN104655066A (en) | Joint arm measuring machine | |
| CN204338620U (en) | A kind of specimen supporting device for cold bending test | |
| CN202162568U (en) | Positioning device of a welding fork | |
| CN204286304U (en) | A kind of axisymmetric nozzle throat diameter survey instrument | |
| CN203892506U (en) | Novel ejection rod device | |
| JP6708352B2 (en) | Tool changing device and tool changing system | |
| CN204666119U (en) | A kind of mould circular arc inner diameter automatic measuring | |
| CN2906541Y (en) | Device for detecting motorcycle engine shifting cam gear | |
| CN107877420A (en) | Elastic taper pin positioning mechanism | |
| CN203665374U (en) | Auxiliary tool for measuring deformation of holes of engine cylinders | |
| CN108007301A (en) | Elongated hollow axis endoporus radial direction bounce gauge | |
| CN207050973U (en) | A kind of multistation spring test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |