CN207272085U - A kind of aircraft loosens tubular rivet and removes device - Google Patents
A kind of aircraft loosens tubular rivet and removes device Download PDFInfo
- Publication number
- CN207272085U CN207272085U CN201721113791.4U CN201721113791U CN207272085U CN 207272085 U CN207272085 U CN 207272085U CN 201721113791 U CN201721113791 U CN 201721113791U CN 207272085 U CN207272085 U CN 207272085U
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- China
- Prior art keywords
- tubular rivet
- pedestal
- drill bit
- loosens
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of aircraft loosens tubular rivet and removes device, including：Pedestal, triangular prism, drill bit, driving mechanism, connecting rod and adjusting nut.Triangular prism is clamped using air drill during use, pedestal is supported on above aircraft structure by support system, drill bit is set to be inserted perpendicularly into tubular rivet, adjusting nut is screwed afterwards, move up connecting rod, so as to which taper blade tooth knife will compress at the flange of tubular rivet lower end, when preventing that bit from cutting, tubular rivet follows rotation.Air drill is rotate in same direction after starting by driving mechanism driving drill bit, constantly rotating adjusting nut makes drill bit length feed at the same time, realize and cut off the tubular rivet on aircraft structure, it will not be rotated when being cut due to tubular rivet, so as to which the fastener hole on origianl structure part will not be worn, it is ensured that the safety after aircraft maintenance.
Description
Technical field
The present invention relates to aircraft maintenance tool field, and in particular to a kind of aircraft loosens tubular rivet and removes device.
Background technology
In aircraft flight, since the factors such as stress deformation, vibrations, friction, alternate load influence so that connection knot
The tubular rivet of component loosens, and then influences the safe to use and service life of aircraft component.
In aircraft maintenance process, generally carried out for the tubular rivet of loosening by the way of replacement is removed.According to existing
Having mode of operation, person generally carries out drilling excision using the fluted drill of drive power apparatus, in this process, due to rivet
With the working angles common rotation of fluted drill drilling will be caused to fail through loosening tubular rivet, it is empty in above process
Heart rivet bar may proceed to the fastener hole on abrasion origianl structure part so that aperture further increases, and it is further to ultimately result in situation
Deteriorate, ultimately cause security risk and then influence the flight safety of aircraft.
The content of the invention
Prevent that tubular rivet follows rotation in drilling process to overcome the above deficiencies, the invention provides one kind
Aircraft loosen tubular rivet remove device.
Technical solution is used by the present invention overcomes its technical problem：
A kind of aircraft loosens tubular rivet and removes device, including：
Pedestal, its lower end are provided with support system, and pedestal is supported in above aircraft structure by support system；
Triangular prism, is rotatablely installed in pedestal vertically；
Drill bit, is hollow-core construction, it is axially inside provided with circular hole, and the drill bit is vertically arranged at by locking nut
Pedestal lower end；
Driving mechanism, is arranged in pedestal, and triangular prism and drill bit are sequentially connected by it, when triangular prism turning, drill bit with
It rotates in same direction；
Connecting rod, is plugged in the circular hole in drill bit vertically, and the connecting rod lower end is coaxially installed with taper blade tooth knife, the upper end
Be coaxially arranged with screw rod and
Adjusting nut, the adjusting nut is located at pedestal upper end, and it is combined on screw rod, when adjusting nut screws,
Drill bit is plugged in corresponding tubular rivet upper end, and taper blade tooth knife is plugged in the flange of tubular rivet lower end, the taper sword
Serrated knife and the flange tight fit of tubular rivet lower end.
If said base include top base triangular in shape, be arranged at top base lower end bottom base triangular in shape and
The dry connecting rod being vertically arranged, the upper and lower ends of the connecting rod are respectively arranged with thread head I and thread head II, and small end passes through spiral shell
Line first I, which screws, to be fixed on top base, its lower end is screwed by thread head II to be fixed on bottom base, is set inside the top base
Triangular cavity triangular in shape is equipped with, air drill is located in triangular cavity.
Above-mentioned driving mechanism includes the groove being arranged in pedestal and rotational installation in the gear I in groove, gear II
And gear III, the gear I are meshed with gear II, the gear II is meshed with gear III, the gear III and the lock
Tight nut is coaxially connected, and the triangular prism and gear I are coaxially connected.
Above-mentioned support system includes N number of pipe, the thread head III for being respectively arranged at pipe upper and lower ends and thread head IV, pin
Axis and the rubber feet that axis pin lower end is installed on by screw II, tapered sleeve are plugged in pipe, and axis pin inserts after passing through tapered sleeve
In pipe, spring pocket is loaded in pipe, and the upper end is in contact with pipe, its lower end is in contact with axis pin, and spiro cap is loaded on pin
On the outside of axis and it is combined on thread head IV, the pipe upper end is combined on pedestal lower end vertically by thread head III, when nut revolves
When tight, tapered sleeve fixes axis pin locking, and N is the natural number more than or equal to 3.
For the ease of adjusting, above-mentioned adjusting nut is triangle nut.
In order to improve the convenience of operation, further include the stent being clipped between top base and bottom base and be horizontally mounted
In the handle on stent.
In order to improve security, the capping that groove upper end is fixed on by screw I is further included, it is described to cover groove upper end
Opening is closed.
It is horizontally disposed on above-mentioned connecting rod to have circular hole for the ease of installation.
The beneficial effects of the invention are as follows：Triangular prism is clamped using air drill during use, pedestal is supported by support system
Above aircraft structure, drill bit is inserted perpendicularly into tubular rivet, screw adjusting nut afterwards, move up connecting rod, so as to bore
Shape blade tooth knife will compress at the flange of tubular rivet lower end, and when preventing that bit from cutting, tubular rivet follows rotation.Air drill opens
Drill bit is driven to rotate in same direction by driving mechanism after dynamic, while constantly rotating adjusting nut makes drill bit length feed, realizing to fly
Tubular rivet excision on machine structural member, will not rotate when being cut due to tubular rivet, so as to will not wear on origianl structure part
Fastener hole, it is ensured that the safety after aircraft maintenance.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the stereochemical structure exploded perspective view of the present invention；
In figure, under 1. top base, 2. adjusting nut, 3. connecting rod, 4. triangular cavity, 5. thread head, I 6. thread head II 7.
8. stent of pedestal, 9. handle, 10. groove 11. capping 12. triangular prism, 13. screw, I 14. gear, I 15. gear II 16.
23. spring of gear III 17. pipe, 18. thread head, III 19. thread head, IV 20. tapered sleeve, 21. nut, 22. axis pin, 24. rubber
30. connecting rod of rubber cushion foot 25. screw, II 26. locking nut, 27. drill bit, 28. aircraft structure, 29. screw rod, 31. taper sword
32. tubular rivet of serrated knife, 33. circular hole.
Embodiment
Below in conjunction with the accompanying drawings 1, the present invention will be further described for attached drawing 2.
A kind of aircraft loosens tubular rivet and removes device, including：Pedestal, its lower end are provided with support system, and pedestal passes through
Support system is supported in the top of aircraft structure 28；Triangular prism 12, is rotatablely installed in pedestal vertically；Drill bit 27, is hollow knot
Structure, it is axially inside provided with circular hole, and drill bit 27 is vertically arranged at pedestal lower end by locking nut 26；Driving mechanism, if
It is placed in pedestal, triangular prism 12 and drill bit 27 are sequentially connected by it, and when triangular prism 12 rotates, drill bit 27 rotates in same direction with it；
Connecting rod 30, is plugged in the circular hole in drill bit 27 vertically, and 30 lower end of connecting rod is coaxially installed with taper blade tooth knife 31, and the upper end is coaxial
Screw rod 29 and adjusting nut 2 are provided with, adjusting nut 2 is located at pedestal upper end, and it is combined on screw rod 29, works as adjusting nut
2 when screwing, and drill bit 27 is plugged in corresponding 32 upper end of tubular rivet, and taper blade tooth knife 31 is plugged in turning over for 32 lower end of tubular rivet
In side, taper blade tooth knife 31 and the flange tight fit of 32 lower end of tubular rivet.Triangular prism 12 is clamped using air drill during use, will
Pedestal is supported on the top of aircraft structure 28 by support system, drill bit 27 is inserted perpendicularly into tubular rivet 32, screws afterwards
Adjusting nut 2, moves up connecting rod 30, so that taper blade tooth knife 31 will compress at the flange of 32 lower end of tubular rivet, prevents drill bit
During 27 rotary cutting, tubular rivet 32 follows rotation.Air drill is rotate in same direction after starting by driving mechanism driving drill bit 27, at the same time
Continuous rotating adjusting nut 2 makes 27 length feed of drill bit, realizes and cuts off the tubular rivet 32 on aircraft structure 28, due to sky
Heart rivet 32 will not rotate when cutting, so that the fastener hole on origianl structure part will not be worn, it is ensured that the peace after aircraft maintenance
Entirely.
Pedestal can be following structure, it includes top base 1 triangular in shape, be arranged at 1 lower end of top base is in triangle
The bottom base 7 of shape and some connecting rods 3 being vertically arranged, the upper and lower ends of connecting rod 3 are respectively arranged with thread head I 5 and thread head
II 6,3 upper end of connecting rod is screwed by thread head I 5 to be fixed on top base 1, its lower end is screwed by thread head II 6 to be fixed on
On bottom base 7, top base 1 is internally provided with triangular cavity 4 triangular in shape, and air drill is located in triangular cavity 4.If top base 1
Involvement bar 3 and bottom base 7 form tower structure, and not only stability is high, while light-weight, save manufacture cost.
Driving mechanism can be following structure, it includes being arranged at the groove 10 in pedestal and is rotatablely installed in groove 10
Interior gear I 14, gear II 15 and gear III 16, gear I 14 are meshed with gear II 15, gear II 15 and gear III
16 are meshed, and gear III 16 and locking nut 26 are coaxially connected, and triangular prism 12 and gear I 14 are coaxially connected.When air drill clamps
When triangular prism 12 drives the triangular prism 12 to rotate, gear I 14 rotates, and gear II 15 plays the role of idle pulley, make gear III 16 with
The direction of rotation of gear I 14 is identical, therefore realizes that drill bit 27 is identical with the direction of rotation of triangular prism 12.
Support system can be following structure, it includes N number of pipe 17, is respectively arranged at the screw thread of 17 upper and lower ends of pipe
First III 18 and thread head IV 19, axis pin 22 and the rubber feet 24 that 22 lower end of axis pin is installed on by screw II 25, tapered sleeve
20 are plugged in pipe 17, and axis pin 22 is plugged in pipe 17 after passing through tapered sleeve 20, and spring 23 is set in pipe 17, the upper end
It is in contact with pipe 17, its lower end is in contact with axis pin 22, and nut 21 is set in the outside of axis pin 22 and is combined on thread head IV 19
On, 17 upper end of pipe is combined on pedestal lower end vertically by thread head III 18, and when nut 21 screws, tapered sleeve 20 is by axis pin 22
Locking is fixed, and N is the natural number more than or equal to 3.In use, nut 21 is unclamped, rubber feet 24 and 28 table of aircraft structure
Face contacts, and since axis pin 22 can stretch in opposite pipe 17, whole device conveniently is adjusted to horizontal level, makes drill bit
27 with 32 same axis of tubular rivet.After being adjusted in place, nut 21 is locked, so that tapered sleeve 20 locks the position of axis pin 22 admittedly
It is fixed.When 22 slid inward of axis pin, it compresses spring 23, can be pushed away when axis pin 22 needs protruding by the elastic force of spring 23
Move its Rapid reset.
Further, adjusting nut 2 is triangle nut, convenient to be screwed by spanner.It can also include being clipped on top base 1
Stent 8 between bottom base 7 and the handle 9 being horizontally installed on stent 8.When operated, operating personnel can hold hand
9 position of handle, therefore whole device can be helped to stability when surely, improving operation.It can also include solid by screw I 13
Due to the capping 11 of 10 upper end of groove, capping 11 will be closed at 10 upper end opening of groove.11 are covered by gear I 14, gear II
15 and gear III 16 be enclosed in groove 10, prevent transmission mechanism it is exposed cause danger generation.Preferably, along water on connecting rod 3
Square to being provided with circular hole 33.During installing connecting rods 3, it can utilize in instrument insertion circular hole 33, facilitate swivel link 3, make its spiral shell
Line first I 5 and thread head II 6 are quickly and easily screwed in corresponding screw hole, improve the efficiency of assembling.
Claims (8)
1. a kind of aircraft, which loosens tubular rivet, removes device, it is characterised in that including：
Pedestal, its lower end are provided with support system, and pedestal is supported in aircraft structure by support system（28）Top；
Triangular prism（12）, it is rotatablely installed vertically in pedestal；
Drill bit（27）, it is hollow-core construction, it is axially inside provided with circular hole, the drill bit（27）Pass through locking nut（26）It is perpendicular
Directly it is arranged at pedestal lower end；
Driving mechanism, is arranged in pedestal, it is by triangular prism（12）With drill bit（27）It is sequentially connected, works as triangular prism（12）Rotate
When, drill bit（27）Rotate in same direction with it；
Connecting rod（30）, drill bit is plugged in vertically（27）In circular hole in, the connecting rod（30）Lower end is coaxially installed with taper sword tooth
Knife（31）, the upper end is coaxially arranged with screw rod（29）And
Adjusting nut（2）, the adjusting nut（2）Positioned at pedestal upper end, and it is combined on screw rod（29）On, work as adjusting nut
（2）When screwing, drill bit（27）It is plugged in corresponding tubular rivet（32）Upper end, taper blade tooth knife（31）It is plugged in tubular rivet
（32）In the flange of lower end, the taper blade tooth knife（31）With tubular rivet（32）The flange tight fit of lower end.
2. aircraft according to claim 1, which loosens tubular rivet, removes device, it is characterised in that：The pedestal includes being in three
Angular top base（1）, be arranged at top base（1）The bottom base triangular in shape of lower end（7）And some companies being vertically arranged
Bar（3）, the connecting rod（3）Upper and lower ends be respectively arranged with thread head I（5）And thread head II（6）, connecting rod（3）Upper end passes through
Thread head I（5）Screw and be fixed on top base（1）On, its lower end passes through thread head II（6）Screw and be fixed on bottom base（7）On, institute
State top base（1）It is internally provided with triangular cavity triangular in shape（4）, air drill is located at triangular cavity（4）In.
3. aircraft according to claim 1, which loosens tubular rivet, removes device, it is characterised in that：The driving mechanism includes
The groove being arranged in pedestal（10）And rotational installation is in groove（10）Interior gear I（14）, gear II（15）And gear III
（16）, the gear I（14）With gear II（15）It is meshed, the gear II（15）With gear III（16）It is meshed, the tooth
Wheel III（16）With the locking nut（26）It is coaxially connected, the triangular prism（12）With gear I（14）It is coaxially connected.
4. aircraft according to claim 1, which loosens tubular rivet, removes device, it is characterised in that：The support system includes
N number of pipe（17）, be respectively arranged at pipe（17）The thread head III of upper and lower ends（18）And thread head IV（19）, axis pin（22）With
And pass through screw II（25）It is installed on axis pin（22）The rubber feet of lower end（24）, tapered sleeve（20）It is plugged in pipe（17）It is interior, pin
Axis（22）Through tapered sleeve（20）After be plugged in pipe（17）In, spring（23）It is set in pipe（17）In, the upper end and pipe
（17）It is in contact, its lower end and axis pin（22）It is in contact, nut（21）It is set in axis pin（22）Outside and it is combined on thread head IV
（19）On, the pipe（17）Upper end passes through thread head III（18）Pedestal lower end is combined on vertically, works as nut（21）When screwing, cone
Set（20）By axis pin（22）Locking is fixed, and N is the natural number more than or equal to 3.
5. aircraft as claimed in any of claims 1 to 4, which loosens tubular rivet, removes device, it is characterised in that：Institute
State adjusting nut（2）For triangle nut.
6. aircraft according to claim 2, which loosens tubular rivet, removes device, it is characterised in that：Further include and be clipped on base
Seat（1）With bottom base（7）Between stent（8）And it is horizontally installed to stent（8）On handle（9）.
7. aircraft according to claim 3, which loosens tubular rivet, removes device, it is characterised in that：Further include by screw I
（13）It is fixed on groove（10）The capping of upper end（11）, the capping（11）By groove（10）Closed at upper end opening.
8. aircraft according to claim 2, which loosens tubular rivet, removes device, it is characterised in that：The connecting rod（3）Upper edge
It is horizontally arranged to have circular hole（33）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113791.4U CN207272085U (en) | 2017-09-01 | 2017-09-01 | A kind of aircraft loosens tubular rivet and removes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721113791.4U CN207272085U (en) | 2017-09-01 | 2017-09-01 | A kind of aircraft loosens tubular rivet and removes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207272085U true CN207272085U (en) | 2018-04-27 |
Family
ID=61989252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721113791.4U Withdrawn - After Issue CN207272085U (en) | 2017-09-01 | 2017-09-01 | A kind of aircraft loosens tubular rivet and removes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207272085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321898A (en) * | 2017-09-01 | 2017-11-07 | 山东太古飞机工程有限公司 | A kind of aircraft loosens tubular rivet and removes device |
-
2017
- 2017-09-01 CN CN201721113791.4U patent/CN207272085U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321898A (en) * | 2017-09-01 | 2017-11-07 | 山东太古飞机工程有限公司 | A kind of aircraft loosens tubular rivet and removes device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20230707 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20230707 |