CN207076989U - It is a kind of to be applied to boring bar tool of the high intensity with curvature metal structure - Google Patents
It is a kind of to be applied to boring bar tool of the high intensity with curvature metal structure Download PDFInfo
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- CN207076989U CN207076989U CN201721046671.7U CN201721046671U CN207076989U CN 207076989 U CN207076989 U CN 207076989U CN 201721046671 U CN201721046671 U CN 201721046671U CN 207076989 U CN207076989 U CN 207076989U
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- support bar
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- sucker
- boring bar
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Abstract
It is applied to boring bar tool of the high intensity with curvature metal structure the utility model proposes a kind of, the boring bar tool mainly includes motor, cutter chuck, drill bit, clamping and rotating mechanism, supporting construction, adjustment and adsorbing mechanism etc., wherein clamping and rotating mechanism can realize the clamping and fixation to motor, and drive motor to realize swivel feeding;Wherein supporting construction can realize the support of boring bar tool;Wherein adjustment and adsorbing mechanism can then realize a wide range of adjustment of sucker suction angle.The instrument, which has, is easy to dismounting, portable, and it is big to be applicable the curvature of walled metallic structure, and cutting precision is high, can be the long working under big cutting force acts on the advantages that.Have when being cut using the instrument it is easy to use, it is simple to operate, be not required to handheld tool during processing, the advantages that processing staff's labor intensity is low, and cutting quality is high.
Description
Technical field
The utility model belongs to the technical field of metal structure processing, is related to the drilling for walled metallic structure, especially
It is the drill precise holes for the walled metallic structure for being related to the high intensity band curvature such as titanium alloy.
Background technology
Aircraft skin, naval vessels housing, cooling tower shell etc. belong to walled metallic structure, due to the load that it bears compared with
Greatly, typically it is made of the metal material of high intensity, and surface carries certain curvature.The thin-wall metal of these high intensity
Structure bears various alternate stresses and load for a long time, it sometimes appear that crackle, or even various holes of the tear shape with wedge angle can be produced
Hole equivalent damage, the appearance of these damages can cause the decline of walled metallic structure strength and stiffness, not repair in time such as, continue to send out
Security incident may then be triggered after exhibition.
For the Crack Damage of foregoing walled metallic structure, it is typically employed in crack-tip drilling stop hole and prevents crackle from expanding
Damage is repaired using riveting repair mode after the mode of exhibition, or drilling.These repairs are required for progress drilling to stop
Ceasma or rivet hole.Hand-held pneumatic drill carry out drilling be frequently with bore mode, but high duty metal especially titanium alloy material
Yield tensile ratio is high, poor thermal conductivity belongs to typical difficult-to-machine material, drilling axial force is big in drilling process(About the 4 to 5 of 45 steel
Times), drilling area temperature height so that hand-held power is excessive, so as to be unfavorable for persistently working;In addition, impact when drilling is big, easily
The component damaged in walled metallic structure;Further, hold drilling during drill bit axle center amplitude of fluctuation it is big so that port size and
Form error is bigger than normal, and when walled metallic structure carries curvature, error will be further increased, and this will have a strong impact on follow-up riveting etc.
The quality of structure repair.Therefore, traditional boring bar tool based on common metal can not be applied to thin-walled of the high intensity with curvature
The drilling of metal structure.
Utility model content
Existing cutting force is big during for processing walled metallic structure of the high intensity with curvature using hand-held pneumatic drill, cutting region
Temperature is high, cutting precision is low, the problems such as being not easy to realize long working, easy damaged internals, and the utility model proposes one
Kind is applied to boring bar tool of the high intensity with curvature metal structure.
The utility model proposes it is a kind of be applied to boring bar tool of the high intensity with curvature metal structure, specifically include horse
Reach, cutter chuck, drill bit, clamping and rotating mechanism, supporting construction, adjustment and adsorbing mechanism;
Wherein, cutter chuck is used to clamp drill bit, and the top of cutter chuck is by way of flexible connection(Such as screw thread connects
The form such as connect, snap connection)Installed in the bottom of motor;
Wherein, clamping and rotating mechanism are then used to grip motor, and drive motor, cutter chuck and drill bit to realize edge
The swivel feeding of motor axial direction;During work, motor drives drill bit to realize drilling by cutter chuck, and passes through clamping and whirler
Structure drives motor, cutter chuck and drill bit to realize the swivel feeding along motor axial direction, and then realizes and fed in drilling.
Wherein, supporting construction includes the vertical support bar of at least two crossbeam and identical quantity;Each crossbeam is along clamping and rotates
The circumferentially equidistant distribution of mechanism, the inner side of each crossbeam are fixed in the on-rotatably moving part of clamping and rotating mechanism by modes such as welding
On;The mode that vertical support bar such as is connected through a screw thread at the flexible connection is vertically mounted on the outside of crossbeam;
Wherein, adjustment and adsorbing mechanism include and crossbeam quantity identical horizontal support bar and sucker;Horizontal support bar
Inner side is horizontally arranged at the bottom of vertical support bar by way of flexible connection, and can be moved up and down along vertical support bar and
It is fixed;The outside of horizontal support bar is connected by bearing pin with sucker.
Preferably, the on-rotatably moving part of clamping and rotating mechanism is specially the cylindrical housings of a upper opening;Housing
Interior placement rotating ring, housing upper are flexibly connected a pressure ring;Rotating ring, which passes, installs at least two handle on the part of pressure ring;
The bottom of rotating ring is provided with the hole of internal thread, and with coordinating with externally threaded guide ring, rotating ring can drive when rotating
Guide ring realizes the movement in up/down direction, so as to realize foregoing swivel feeding function;Pass through screw etc. in the lower section of guide ring
Movable connection method connects an opening retaining ring;In the bottom of housing, the top of rotating ring, guide ring and opening retaining ring
Circular hole is opened up, motor passes through from circular hole and clamped and fixed by opening retaining ring.
Preferably, the bottom of vertical support bar sets external screw thread, and the hole of internal thread is provided with the inside of horizontal support bar,
By the cooperation of internal and external threads, realize that horizontal support bar moves up and down along vertical support bar;By being threaded, even in bearing
Under bigger drilling load effect, the height of a whole set of boring bar tool is not easy to change, so that it is guaranteed that the cutting essence of circular hole
Degree and cutting quality.And be provided with opening in the inner side of horizontal support bar and opening locking device is housed, its split shed is along level
The opening of support bar length direction, opening one is through to the screwed hole on horizontal support bar;Opening locking device is opened by clamping
Mouthful, realize locking function, horizontal support bar is unable to Relative vertical support bar and rotated or mobile during locking.
Preferably, install a swing rod additional again between horizontal support bar and sucker, connected on the outside of swing rod by bearing pin and sucker
Connect, horizontal support bar is no longer directly connected to sucker.By installing swing rod additional so that the adjustable angle of sucker further increases,
So as to adapt to the walled metallic structure of the walled metallic structure of different curvature, especially deep camber.And on the outside of horizontal support bar
Screwed hole vertically is provided with, the hole coordinates with external screw thread on swing rod;Swing rod can be stretched out by screw thread relative to horizontal support bar
Or retract, so as to adapt to the walled metallic structure of different curvature.Also be spirally connected 1 locking nut on swing rod, when adjusting swing rod phase
After the extension elongation of horizontal support bar, swing rod is locked relative to the position of horizontal support bar by locking nut, prevented
Bear to cause adjustment and the activity of adsorbing mechanism during larger drilling load in working angles, and then cause cutting precision and cutting
The decline of quality.
Preferably, groove is set in the middle part of crossbeam, and vertical support bar can move in or out along groove, so as to be applied to
Different circular hole radiuss of clean-up;The top of vertical support bar sets clamping screw, and clamping screw passes through groove and vertical support bar
It is spirally connected;When adjust vertical support bar relative to crossbeam position after, should be fixed by clamping screw, by vertical support bar
It is fixed relative to the position of crossbeam, prevents from bearing the work for causing supporting construction during larger drilling load in working angles
It is dynamic, and then cause the decline of cutting precision and cutting quality.
Preferably, motor is air motor, on the one hand air motor can lack power supply using compressed air as power source
Place, in the wild or drilling to walled metallic structures such as aircraft skins is realized in outfield;On the other hand can also use
Exist under power supply unsafe condition, around the walled metallic structure such as naval vessels housing hole to be drilled or vessel shell easy
Drilled in the case of combustion explosive material.
Preferably, cutter chuck is spanner clamping formula three-jaw drill chuck.
Preferably, sucker is the passive sucker with absorption handle.Passive sucker is employed, both facilitates adsorption operations,
The gas consumption in active sucker is avoided again.It can complete to adsorb by pressing handle, the suction of sucker can be released by lifting handle
It is attached.
A kind of boring bar tool of the high intensity with curvature metal structure that be applied to of the present utility model has simple in construction, is easy to
Installation, dismounting and portable, it is big to be applicable the curvature of walled metallic structure, and cutting precision is high, can be in the case where big cutting force acts on still
Energy long working, not the advantages that easy damaged walled metallic structure internals, it is particularly suitable for use in and is lacking power supply or can not make
High-strength thin-walled metal structure is drilled with the case of power supply.When being cut using the cutting element, then having makes
It is simple to operate with convenient, handheld tool is not required to during processing, the advantages that processing staff's labor intensity is low, and cutting quality is high.
Brief description of the drawings
Fig. 1 is boring bar tool overall structure diagram;
Fig. 2 is section components schematic diagram in clamping and rotating mechanism;
Fig. 3 is supporting construction middle cross beam schematic diagram;
Fig. 4 is horizontal support bar upper shed position view.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, with reference to the attached of the application
Figure, technical scheme in the embodiment of the present application is described.
Embodiment 1:
It is applied to boring bar tool of the high intensity with curvature metal structure as shown in figure 1, a kind of, including:Motor 1, tool-holder
First 2, drill bit 3, clamping and rotating mechanism 4, supporting construction 5, adjustment and adsorbing mechanism 6;Motor 1 is air motor;Cutter chuck 2
For clamping drill bit 3, the mode that the top of cutter chuck 2 is connected through a screw thread is arranged on the bottom of motor 1.
Clamping and rotating mechanism 4 are used to grip motor 1, and drive motor 1, cutter chuck 2 and drill bit 3 to realize along horse
Up to the swivel feeding of 1 axial direction.Clamping and rotating mechanism 4 are specifically by housing 41, rotating ring 42, pressure ring 43, handle 44, guide ring
45th, opening retaining ring 46 forms, wherein opening retaining ring 46 is c-type structure.Wherein housing 41 for cylinder housing, it is hollow and
Upper opening;Rotating ring 42 is placed in housing 41, a pressure ring 43 is installed in the top of housing 41 by screw;When rotating ring 42 is born
During upward load, pressure ring 43 can prevent rotating ring 42 from deviating from from housing 41;The top of rotating ring 42 passes pressure ring 43, and
Rotating ring 42, which passes, installs 3 handles 44 on the part of pressure ring 43;As shown in Fig. 2 the bottom of rotating ring 42 is provided with interior spiral shell
The hole of line, it with externally threaded guide ring 45 with coordinating;An opening locking is connected by screw in the lower section of guide ring 45
Ring 46;Circular hole is opened up in the bottom of housing 41, the top of rotating ring 42, guide ring 45 and opening retaining ring 46.In use, will
The circular hole from the top of rotating ring 42, the circular hole on guide ring 45, the circular hole in opening retaining ring 46 pass through motor 1 successively, are used in combination
The retaining ring 46 that is open clamps and fixing motor 1.During work, by handle 44 dominated by hand, rotating ring 42 is driven along the circumferential direction
Rotate, rotating ring 42 then passes through its thread belt action-oriented ring 45 between guide ring 45, opening retaining ring 46, motor 1, cutter
Chuck 2 and drill bit 3 realize the swivel feeding along the axial direction of motor 1.
Supporting construction 5 includes 2 crossbeams 51 and 2 vertical support bars 52;2 crossbeams 51 are along clamping and rotating mechanism 4
Circumferencial direction is equally spaced, and the inner side of 2 crossbeams 51 is welded on housing 41.As shown in figure 3, the middle part of crossbeam 51 sets groove
511, vertical support bar 52 can move in or out along groove 511, for finding correct position, realize sucker 62 to be drilled
Cut the stronger absorption on walled metallic structure;The top of vertical support bar 52 sets clamping screw 521, and clamping screw 521 passes through
Groove 511 is spirally connected with vertical support bar 52.
Adjustment and adsorbing mechanism 6 include with the quantity identical horizontal support bar 61 of crossbeam 51 and sucker 62, in the present embodiment
The quantity of horizontal support bar 61 and sucker 62 is 2;In the bottom of vertical support bar 52, external screw thread is set, and in horizontal support
The inner side of bar 61 is provided with the hole of internal thread;As shown in figure 4, the inner side of horizontal support bar 61 is provided with opening 611, and it is equipped with and opens
Mouth locking device 612.The screwed hole of the inner side of horizontal support bar 61 is engaged with the external screw thread of the bottom of vertical support bar 52, level branch
Strut 61 can move up and down along vertical support bar 52, can be by water by opening locking device 612 after being moved to correct position
Flat support bar 61 and the relative position of vertical support bar 52 are fixed.The outside of horizontal support bar 61 passes through bearing pin 63 and sucker
62 connections, wherein sucker 62 are the passive sucker with absorption handle.
When being drilled using foregoing boring bar tool, mainly include the following steps that:
Step S1, the motor 1 equipped with cutter chuck 2 is installed in clamping and rotating mechanism 4, and passes through opening retaining ring
46 are fixed;
Step S2, the diameter of drill bit 3 is selected according to Circularhole diameter to be drilled, and is installed on cutter chuck 2;
Step S3, check in the swivel feeding stroke of clamping and rotating mechanism 4, can drill bit 3 completely be drilled,
On the one hand check that drill bit 3 there can not be the problem of interference before drilling with walled metallic structure, on the other hand check that can drill bit 3
Drill through walled metallic structure;If can completely be drilled, into step S5;If can not, into step S4;
Step S4, by opening locking device 612, the fixation between horizontal support bar 61 and vertical support bar 52 is released, to
It is upper or move down horizontal support bar 61 to proper height, and again by opening locking device 612 by horizontal support bar 61 with
Vertical support bar 52 is fixed;
Step S5, boring bar tool is moved on walled metallic structure to be drilled, and the perpendicular alignmnet of drill bit 3 is to be drilled
Position, adjusts the angle of sucker 62, and sucker 62 is adsorbed on walled metallic structure by the absorption handle on sucker 62;
Step S6, motor 1 is opened, drive drill bit 3 to rotate;
Step S7, by handle 44, slowly rotation clamping and rotating mechanism 4, drive drill bit 3 to carry out swivel feeding, until
Complete the drilling of circular hole;
Step S8, motor 1 is closed, is desorbed by the absorption handle of sucker 62, is then torn open from walled metallic structure
Lower boring bar tool.
Embodiment 2:
With essentially identical in embodiment 1, the main distinction is boring bar tool in the present embodiment:In horizontal support bar 61
Install a swing rod 64 additional again between sucker 62, the outside of swing rod 64 is connected by bearing pin 63 with sucker 62, and horizontal support bar 61 is not
It is directly connected to again with sucker 62.Its purpose essentially consists in, by installing swing rod 64 additional so that the adjustable angle of sucker 62 is further
Increase, so as to adapt to the walled metallic structure of the walled metallic structure of different curvature, especially deep camber.
And screwed hole vertically is provided with the outside of horizontal support bar 61, the hole coordinates with external screw thread on swing rod 64;Swing rod
64 can be stretched out or retracted relative to horizontal support bar 61 by screw thread, so as to adapt to the walled metallic structure of different curvature.Swing rod
Also be spirally connected 1 locking nut 65 on 64, when adjust swing rod 64 relative to horizontal support bar 61 extension elongation after, pass through locking
Nut 65 locks swing rod 64 relative to the position of horizontal support bar 61, when preventing from bearing larger drilling load in working angles
Cause adjustment and the activity of adsorbing mechanism 6, and then cause the decline of cutting precision and cutting quality.
After the improvement that boring bar tool passes through the present embodiment, when the boring bar tool in using the present embodiment is drilled, side
Method will also carry out the adjustment of adaptability, and the main distinction is step S5.
Step S5 in embodiment 1 should be replaced with:
Boring bar tool is moved on walled metallic structure to be drilled, and by the perpendicular alignmnet of drill bit 3 position to be drilled;
Locking of the locking nut 65 to swing rod 64 is released, according to the curvature of walled metallic structure, by adjusting the phase of swing rod 64
To the extension elongation of horizontal support bar 61;Then the angle of sucker 62 is adjusted, determines the absorption position of sucker 62;
Rotational lock nut 65 locks swing rod 64, and sucker 62 is adsorbed on walled metallic structure.
Other steps are identical with the step in embodiment 1, just do not repeat one by one.
It should be noted that boring bar tool of the present utility model, is applicable not only to brill of the high intensity with curvature metal structure
Hole, and suitable for the drilling of other each metalloids.
Finally it should be noted that the foregoing is only preferred embodiment of the present utility model, this practicality is not limited to
It is new, although utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, its
The technical scheme described in foregoing embodiments can still be modified, or which part technical characteristic is equal
Replace.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., should be included in
Within the scope of protection of the utility model.
Claims (8)
1. a kind of be applied to boring bar tool of the high intensity with curvature metal structure, it is characterised in that including motor(1), tool-holder
Head(2), drill bit(3), clamping and rotating mechanism(4), supporting construction(5), adjustment and adsorbing mechanism(6);
The cutter chuck(2)For clamping drill bit(3), cutter chuck(2)Top be arranged on by way of flexible connection
Motor(1)Bottom;
The clamping and rotating mechanism(4)For gripping motor(1), and drive motor(1), cutter chuck(2)And drill bit
(3)Realize along motor(1)The swivel feeding of axial direction;
The supporting construction(5)Including at least two crossbeam(51)With the vertical support bar of identical quantity(52);Each crossbeam(51)Edge
Clamping and rotating mechanism(4)Circumferentially equidistant distribution, each crossbeam(51)Inner side be fixed in clamping and rotating mechanism(4)Non- rotation
On rotation member;Vertical support bar(52)Crossbeam is vertically mounted on by way of flexible connection(51)Outside;
The adjustment and adsorbing mechanism(6)Including with crossbeam(51)Quantity identical horizontal support bar(61)And sucker(62);Water
Flat support bar(61)Inner side vertical support bar is horizontally arranged at by way of flexible connection(52)Bottom, and can along hang down
Support bars(52)Move up and down and fix;Horizontal support bar(61)Outside pass through bearing pin(63)With sucker(62)Connection.
2. boring bar tool as claimed in claim 1, it is characterised in that the clamping and rotating mechanism(4)On-rotatably moving part
The cylindrical housings of specially one upper opening(41);Housing(41)Interior placement rotating ring(42), housing(41)Top movable
Connect a pressure ring(43);Rotating ring(42)Pass pressure ring(43)Part on install at least two handle(44);Rotating ring(42)
Bottom be provided with the hole of internal thread, and with externally threaded guide ring(45)Coordinate;In guide ring(45)Underside
One opening retaining ring of connection(46);Housing(41)Bottom, rotating ring(42)Top, guide ring(45)With opening retaining ring
(46)On open up circular hole.
3. boring bar tool as claimed in claim 1 or 2, it is characterised in that vertical support bar(52)Bottom set external screw thread,
Horizontal support bar(61)Inner side be provided with the hole of internal thread, horizontal support bar(61)Inner side be provided with opening(611)And fill
There is opening locking device(612).
4. boring bar tool as claimed in claim 1 or 2, it is characterised in that in horizontal support bar(61)With sucker(62)Between
Install a swing rod additional(64), swing rod(64)Outside passes through bearing pin(63)With sucker(62)Connection;Horizontal support bar(61)Open in outside
There is screwed hole vertically, with swing rod(64)Upper external screw thread coordinates;Swing rod(64)On be also spirally connected 1 locking nut(65).
5. boring bar tool as claimed in claim 1 or 2, it is characterised in that crossbeam(51)Middle part sets groove(511), vertically
Support bar(52)Can be along groove(511)Move in or out;Vertical support bar(52)Top set clamping screw
(521), clamping screw(521)Through groove(511)With vertical support bar(52)It is spirally connected.
6. boring bar tool as claimed in claim 1 or 2, it is characterised in that the motor(1)For air motor.
7. boring bar tool as claimed in claim 1 or 2, it is characterised in that the cutter chuck(2)For spanner clamping formula three-jaw
Drill chuck.
8. boring bar tool as claimed in claim 1 or 2, it is characterised in that the sucker(62)For the nothing with absorption handle
Source sucker.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721046671.7U CN207076989U (en) | 2017-08-21 | 2017-08-21 | It is a kind of to be applied to boring bar tool of the high intensity with curvature metal structure |
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CN201721046671.7U CN207076989U (en) | 2017-08-21 | 2017-08-21 | It is a kind of to be applied to boring bar tool of the high intensity with curvature metal structure |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107282972A (en) * | 2017-08-21 | 2017-10-24 | 中国人民解放军海军航空工程学院 | A kind of boring bar tool and boring method for walled metallic structure |
CN108393514A (en) * | 2018-04-24 | 2018-08-14 | 芜湖旭能自动化设备设计有限公司 | A kind of hand-held drill |
CN111014788A (en) * | 2019-12-18 | 2020-04-17 | 长沙航空职业技术学院 | Aircraft titanium alloy skin cutting tool and method |
-
2017
- 2017-08-21 CN CN201721046671.7U patent/CN207076989U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107282972A (en) * | 2017-08-21 | 2017-10-24 | 中国人民解放军海军航空工程学院 | A kind of boring bar tool and boring method for walled metallic structure |
CN108393514A (en) * | 2018-04-24 | 2018-08-14 | 芜湖旭能自动化设备设计有限公司 | A kind of hand-held drill |
CN111014788A (en) * | 2019-12-18 | 2020-04-17 | 长沙航空职业技术学院 | Aircraft titanium alloy skin cutting tool and method |
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