CN106180838A - Aircraft pitting corrosion region point flush cut device - Google Patents
Aircraft pitting corrosion region point flush cut device Download PDFInfo
- Publication number
- CN106180838A CN106180838A CN201610678322.0A CN201610678322A CN106180838A CN 106180838 A CN106180838 A CN 106180838A CN 201610678322 A CN201610678322 A CN 201610678322A CN 106180838 A CN106180838 A CN 106180838A
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- China
- Prior art keywords
- aircraft
- pitting corrosion
- axle
- region point
- corrosion region
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/12—Trimming or finishing edges, e.g. deburring welded corners
- B23C3/122—Trimming or finishing edges, e.g. deburring welded corners of pipes or cylinders
- B23C3/124—Trimming or finishing edges, e.g. deburring welded corners of pipes or cylinders internally
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
A kind of aircraft pitting corrosion region point flush cut device, including pedestal, polished rod axle, it is plugged in jack, and polished rod axle lower end is provided with the threaded rod of same axle, and threaded rod lower end is provided with the hole wall feeler lever of same axle, milling cutter body, support means；Polished rod axle is screwed in the screwed hole being fixed on milling cutter body by threaded rod.Hole wall feeler lever is inserted in the hole in processing workpiece area, realize location, the Surface of profile of processing workpiece it is supported and fixed on afterwards by support means, and guarantee that hole wall feeler lever is concentric with workpiece hole same axis, eventually through power tool by polished rod axis clamping, power tool drives milling cutter body to rotate, and along the axial feed of polished rod axle and retrogressing, etch planes is cut by face cutter cutting edge, improve work efficiency and the precision of pitting corrosion region point-like plane machining, save processing cost, improve the convenience of maintenance.
Description
Technical field
The present invention relates to a kind of aircraft pitting corrosion region point flush cut device.
Background technology
Aircraft is caused to be deposited owing to there is the situation such as electrochemical corrosion, hydrops burn into layer erosion around aircraft section bar fastener hole
In potential safety hazard, if corrosion results from liquid-tight region, it is likely to occur hydraulic oil, aviation fuel leakage or release of pressure.For fastener hole
Around the processing mode of corrosion installs height lock after cutting a plane after being usually removal of being polished by the corrosion area around hole
The securing members such as bolt.This plane is referred to as point-like plane, it is desirable to empty with securing member vertical and after installation securing member with securing member
Technique head is parallel and fits.Not yet having special tooling device to be processed for this type of technique, the worker that mostly is utilizes
General utility tool is by virtue of experience processed, and this kind of mode of operation efficiency is more low, after often ultimately resulting in processing
Securing member installation requirement does not meets or bigger error, causes workpiece to be scrapped or does over again, for follow-up high locked bolts class securing member
Install and airborne vehicle brings safely hidden danger.
Summary of the invention
The present invention is in order to overcome the deficiency of above technology, it is provided that a kind of raising corrosion area point-like plane machining work effect
The aircraft pitting corrosion region point flush cut device of rate and precision.
The present invention overcomes its technical problem be the technical scheme is that
A kind of aircraft pitting corrosion region point flush cut device, including: pedestal, its center is axially disposed jack；Light
Bar axle, it is plugged in jack, and polished rod axle lower end is provided with the threaded rod of same axle, and threaded rod lower end is provided with and its phase
Coaxial hole wall feeler lever；Milling cutter body, its lower end edge circumferencial direction is provided with some face cutter cutting edges, its edge, center
Axially arranged have screwed hole；Support means, is arranged at pedestal lower end, and it is for being fixed on Surface of profile by base supports；Described
Polished rod axle is screwed in the screwed hole being fixed on milling cutter body by threaded rod.
Above-mentioned support means include being axially disposed at pedestal lower end N number of hollow stem, be plugged in hollow stem flexible
Loop bar and for the locking device that is locked relative to hollow stem by telescopic sleeving rod, wherein N is the natural number more than or equal to 3.
Observing duty during cutting for convenience, peripherally disposed in said base have some observation ports.
In order to improve frictional force during gripping, the outer surface of said base is provided with annular knurl.
Clamping for the ease of drill jig, above-mentioned polished rod spindle nose end is provided with the Rhizoma Sparganii clamping bar of same axle, described polished rod
Being provided with boss back-up ring between axle and Rhizoma Sparganii clamping bar, the external diameter of described boss back-up ring is less than the internal diameter of jack.
In order to provide axial elastic force, between above-mentioned milling cutter body and pedestal, it is provided with spring I.
In order to adapt to the hole of the machining area of different size, above-mentioned hole wall feeler lever outer surface is circumferentially spaced to be provided with
Some draw-in grooves, the different gumshoe outer surface of some external diameters is axially disposed slot, and it is internally provided with boss, some gumshoe phases
Mutually after suit, it is plugged in the draw-in groove that feeler lever is corresponding after slot by boss.
Above-mentioned locking device includes the gripping sleeve in cone being set on telescopic sleeving rod, is arranged at hollow stem lower end
Thread segment and be internally provided with the locking cap of the taper hole matched with gripping sleeve tapering, described gripping sleeve lower end edge circumferencial direction sets
Putting some jig arm, described locking cap is set on gripping sleeve and screws and is fixed on thread segment.
In order to prevent telescopic sleeving rod from departing from from hollow stem, also include being axially fixed the screw in telescopic sleeving rod head end,
The back-up ring being set on screw and be fixed in hollow stem and the spring II being provided with between screw and hollow stem, described back-up ring
Internal diameter less than the external diameter of head of screw of screw.
In order to improve the frictional force of support, also include the rubber feet being installed on telescopic sleeving rod lower end by support leg screw.
The invention has the beneficial effects as follows: hole wall feeler lever is inserted in the hole in processing workpiece area, it is achieved location, afterwards
It is supported and fixed on the Surface of profile of processing workpiece by support means, and guarantees that hole wall feeler lever is concentric with workpiece hole same axis,
Eventually by power tool by polished rod axis clamping, power tool drives milling cutter body to rotate, and along polished rod axle axial feed and after
Moving back, etch planes is cut by face cutter cutting edge, improve pitting corrosion region point-like plane machining work efficiency and
Precision, saves processing cost, improves the convenience of maintenance.
Accompanying drawing explanation
Fig. 1 is the stereochemical structure exploded perspective view of the present invention；
Fig. 2 is the perspective view of the present invention；
In figure, 1. Rhizoma Sparganii clamping bar 2. polished rod axle 3. boss back-up ring 4. threaded rod 5. hole wall feeler lever 6. draw-in groove 7. pedestal 8.
Jack 9. observation port 10. hollow stem 11. spring I 12. thread segment 13. spring II 14. screw 15. back-up ring 16. milling cutter
Cutter hub 17. screwed hole 18. face cutter cutting edge 19. gripping sleeve 20. locking cap 21. telescopic sleeving rod 22. rubber feet
23. support leg screw 24. gumshoe 25. slots.
Detailed description of the invention
Below in conjunction with the accompanying drawings 1, the present invention will be further described for accompanying drawing 2.
A kind of aircraft pitting corrosion region point flush cut device, including pedestal 7, its center is axially disposed have slotting
Hole 8；Polished rod axle 2, it is plugged in jack 8, and polished rod axle 2 lower end is provided with the threaded rod 4 of same axle, threaded rod 4 lower end
It is provided with the hole wall feeler lever 5 of same axle；Milling cutter body 16, its lower end edge circumferencial direction is provided with the cutting of some face cutters
Sword 18, its center is axially disposed screwed hole 17；Support means, is arranged at pedestal 7 lower end, and it is for by pedestal 7
Surface of profile is fixed in support；Polished rod axle 2 is screwed in the screwed hole 17 being fixed on milling cutter body 16 by threaded rod 4.During use, will
Hole wall feeler lever 5 is inserted in the hole in processing workpiece area, it is achieved location, is supported and fixed on processing work by support means afterwards
The Surface of profile of part, and guarantee that hole wall feeler lever 5 is concentric with workpiece hole same axis, eventually through power tool, polished rod axle 2 is clamped,
Power tool drives milling cutter body 16 to rotate, and along the axial feed of polished rod axle 2 and retrogressing, face cutter cutting edge 18 will corrosion
Plane is cut, and improves work efficiency and the precision of pitting corrosion region point-like plane machining, saves processing cost, improves
The convenience of maintenance.
Support means can be following structure, and it includes being axially disposed at N number of hollow stem 10 of pedestal 7 lower end, plug-in mounting
Telescopic sleeving rod 21 in hollow stem 10 and for the locking device that relative for telescopic sleeving rod 21 hollow stem 10 is locked, its
Middle N is the natural number more than or equal to 3.When hole wall feeler lever 5 is inserted in the hole of processing workpiece area, telescopic sleeving rod 21 is stretched
Amount adjusts to appropriate length so that it is contact with the Surface of profile of hole periphery, due to telescopic sleeving rod 21 at least 3, the most permissible
Guarantee the stability supported.Further, it is also possible to include the rubber being installed on telescopic sleeving rod 21 lower end by support leg screw 23
Leg 22, rubber feet 22 can improve the frictional force with surface of the work, improves the stability supported further.Locking device can
Thinking following structure, it includes the gripping sleeve 19 in cone being set on telescopic sleeving rod 21, is arranged at hollow stem 10 lower end
Thread segment 12 and be internally provided with the locking cap 20 of the taper hole matched with gripping sleeve 10 tapering, gripping sleeve 10 lower end edge circumference
Direction arranges some jig arm, and locking cap 20 is set on gripping sleeve 10 and screws and is fixed on thread segment 12.Screw when screwing cap 2
Time on thread segment 12, its internal taper hole extruding gripping sleeve 19, each jig arm of gripping sleeve 19 deforms to inner side, by telescopic
Bar 21 adds and fastens.Can also include being axially fixed the screw 14 in telescopic sleeving rod 21 head end, be set on screw 14 and solid
Back-up ring 15 in hollow stem 10 and the spring II 13 being provided with between screw 14 and hollow stem 10, the internal diameter of back-up ring 15
Less than the external diameter of the head of screw of screw 14, therefore the head of screw of screw 14 can be stopped by back-up ring 15, prevents telescopic sleeving rod 21 from sky
Core bar 10 drops, plays position-limiting action.Spring II 13 can be that the axial stretching motion of telescopic sleeving rod 21 provides elastic force, with
Improve the convenience of operation.
Further, peripherally disposed in pedestal 7 have some observation ports 9, when can conveniently cut through observation port 9
Duty.The outer surface of pedestal 7 is provided with annular knurl, in order to improve frictional force when gripping.Polished rod axle 2 head end is provided with
The Rhizoma Sparganii clamping bar 1 of same axle, during drill jig clamping Rhizoma Sparganii clamping bar 1, owing to its cross section is equilateral triangle, therefore can be effective
Anti-skidding.Being provided with boss back-up ring 3 between polished rod axle 2 and Rhizoma Sparganii clamping bar 1, the external diameter of boss back-up ring 3 is less than the internal diameter of jack 8, convex
Platform back-up ring 3 effectively prevents polished rod axle 2 from dropping from pedestal 7, improves the reliability of use.Between milling cutter body 16 and pedestal 7
Being provided with spring I 11, spring I 11 can be that milling cutter body 16 improves axial elastic force when feeding and retrogressing cutting movement,
Improve stability during cutting.
Owing to aperture to be processed in processing workpiece area is different, therefore hole wall feeler lever 5 outer surface is along the circumferential direction
Being arranged at intervals with some draw-in grooves 6, different gumshoe 24 outer surface of some external diameters is axially disposed slot 25, and it is internally provided with
Boss, after some gumshoe 24 mutual sheathing, is plugged in the corresponding draw-in groove of feeler lever 56 after slot 25 by boss.Gumshoe
The external diameter of 24 is different, therefore can be gone bail for by the gumshoe 24 that grafting quantity is different and insert the hole that aperture is unanimous on the whole smoothly
In.
Claims (10)
1. an aircraft pitting corrosion region point flush cut device, it is characterised in that including:
Pedestal (7), its center is axially disposed jack (8)；
Polished rod axle (2), it is interior that it is plugged in jack (8), and polished rod axle (2) lower end is provided with the threaded rod (4) of same axle, screw thread
Bar (4) lower end is provided with the hole wall feeler lever (5) of same axle；
Milling cutter body (16), its lower end edge circumferencial direction is provided with some face cutter cutting edges (18), and its center is along axle
To being provided with screwed hole (17)；
Support means, is arranged at pedestal (7) lower end, and it is fixed on Surface of profile for being supported by pedestal (7)；
Described polished rod axle (2) is screwed in the screwed hole (17) being fixed on milling cutter body (16) by threaded rod (4).
Aircraft pitting corrosion region point flush cut device the most according to claim 1, it is characterised in that: described support means
Including the N number of hollow stem (10) being axially disposed at pedestal (7) lower end, the telescopic sleeving rod (21) that is plugged in hollow stem (10) with
And for by telescopic sleeving rod (21) locking device that hollow stem (10) is locked relatively, wherein N is the nature more than or equal to 3
Number.
Aircraft pitting corrosion region point flush cut device the most according to claim 1, it is characterised in that: described pedestal (7)
In peripherally disposed have some observation ports (9).
Aircraft pitting corrosion region point flush cut device the most according to claim 1, it is characterised in that: described pedestal (7)
Outer surface be provided with annular knurl.
Aircraft pitting corrosion region point flush cut device the most according to claim 1, it is characterised in that: described polished rod axle
(2) head end is provided with the Rhizoma Sparganii clamping bar (1) of same axle, is provided with boss between described polished rod axle (2) and Rhizoma Sparganii clamping bar (1)
Back-up ring (3), the external diameter of described boss back-up ring (3) is less than the internal diameter of jack (8).
Aircraft pitting corrosion region point flush cut device the most according to claim 1, it is characterised in that: described milling cutter body
And between pedestal (7), be provided with spring I (11) (16).
Aircraft pitting corrosion region point flush cut device the most as claimed in any of claims 1 to 6, its feature exists
In: described hole wall feeler lever (5) outer surface is circumferentially spaced is provided with some draw-in grooves (6), the gumshoe that some external diameters are different
(24) outer surface is axially disposed slot (25), and it is internally provided with boss, after some gumshoes (24) mutual sheathing, by convex
Platform is plugged in the draw-in groove (6) that feeler lever (5) is corresponding after slot (25).
Aircraft pitting corrosion region point flush cut device the most according to claim 2, it is characterised in that: described locking device
Including the gripping sleeve (19) in cone being set on telescopic sleeving rod (21), it is arranged at the thread segment of hollow stem (10) lower end
And be internally provided with the locking cap (20) of the taper hole matched with gripping sleeve (10) tapering, described gripping sleeve (10) lower end edge (12)
Circumferencial direction arranges some jig arm, and described locking cap (20) is set on gripping sleeve (10) and screws and is fixed on thread segment (12)
On.
Aircraft pitting corrosion region point flush cut device the most according to claim 2, it is characterised in that: also include vertically
It is fixed on the screw (14) of telescopic sleeving rod (21) head end, is set on screw (14) and is fixed on the back-up ring in hollow stem (10)
(15) and the spring II (13) that is provided with between screw (14) and hollow stem (10), the internal diameter of described back-up ring (15) is less than screw
(14) external diameter of head of screw.
Aircraft pitting corrosion region point flush cut device the most according to claim 2, it is characterised in that: also include passing through
Support leg screw (23) is installed on the rubber feet (22) of telescopic sleeving rod (21) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610678322.0A CN106180838B (en) | 2016-08-17 | 2016-08-17 | Aircraft pitting corrosion region point flush cut device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610678322.0A CN106180838B (en) | 2016-08-17 | 2016-08-17 | Aircraft pitting corrosion region point flush cut device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106180838A true CN106180838A (en) | 2016-12-07 |
| CN106180838B CN106180838B (en) | 2017-12-05 |
Family
ID=57523190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610678322.0A Active CN106180838B (en) | 2016-08-17 | 2016-08-17 | Aircraft pitting corrosion region point flush cut device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106180838B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112916926A (en) * | 2021-01-28 | 2021-06-08 | 中国核动力研究设计院 | Hole milling device for maintaining bushing of electric heating element of voltage stabilizer |
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| JP2001300806A (en) * | 2000-02-18 | 2001-10-30 | House Bm:Kk | Circular hole boring tool |
| US20030049085A1 (en) * | 2001-06-18 | 2003-03-13 | Bjorn Pettersson | Fixation device for a portable orbital drilling unit |
| KR20090005685U (en) * | 2007-12-06 | 2009-06-11 | 현대제철 주식회사 | Center surface cutting apparatus of hot rolling roll |
| CN101700585A (en) * | 2009-11-03 | 2010-05-05 | 洛阳Lyc轴承有限公司 | Milling cutter used for processing annular groove at upper end face of oversize annular part |
| CN201841306U (en) * | 2010-09-30 | 2011-05-25 | 荣阳铝业(中国)有限公司 | Concentric drilling and milling cutter |
| CN204148593U (en) * | 2014-09-25 | 2015-02-11 | 无锡华光工业锅炉有限公司 | Pipe socket end topping machanism |
| CN204234833U (en) * | 2014-11-26 | 2015-04-01 | 双威欣龙(安徽)液压有限公司 | A kind of milling cutter and boring grab |
| CN205200634U (en) * | 2015-12-15 | 2016-05-04 | 河南汉工机械再制造技术有限公司 | Portable face miller based on hole center location |
| CN205949947U (en) * | 2016-08-17 | 2017-02-15 | 山东太古飞机工程有限公司 | Regional some plane cutting device of aircraft pitting corrosion |
-
2016
- 2016-08-17 CN CN201610678322.0A patent/CN106180838B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001300806A (en) * | 2000-02-18 | 2001-10-30 | House Bm:Kk | Circular hole boring tool |
| US20030049085A1 (en) * | 2001-06-18 | 2003-03-13 | Bjorn Pettersson | Fixation device for a portable orbital drilling unit |
| KR20090005685U (en) * | 2007-12-06 | 2009-06-11 | 현대제철 주식회사 | Center surface cutting apparatus of hot rolling roll |
| CN101700585A (en) * | 2009-11-03 | 2010-05-05 | 洛阳Lyc轴承有限公司 | Milling cutter used for processing annular groove at upper end face of oversize annular part |
| CN201841306U (en) * | 2010-09-30 | 2011-05-25 | 荣阳铝业(中国)有限公司 | Concentric drilling and milling cutter |
| CN204148593U (en) * | 2014-09-25 | 2015-02-11 | 无锡华光工业锅炉有限公司 | Pipe socket end topping machanism |
| CN204234833U (en) * | 2014-11-26 | 2015-04-01 | 双威欣龙(安徽)液压有限公司 | A kind of milling cutter and boring grab |
| CN205200634U (en) * | 2015-12-15 | 2016-05-04 | 河南汉工机械再制造技术有限公司 | Portable face miller based on hole center location |
| CN205949947U (en) * | 2016-08-17 | 2017-02-15 | 山东太古飞机工程有限公司 | Regional some plane cutting device of aircraft pitting corrosion |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112916926A (en) * | 2021-01-28 | 2021-06-08 | 中国核动力研究设计院 | Hole milling device for maintaining bushing of electric heating element of voltage stabilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106180838B (en) | 2017-12-05 |
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