CN108555357A - Drill bit, drilling equipment, boring method - Google Patents
Drill bit, drilling equipment, boring method Download PDFInfo
- Publication number
- CN108555357A CN108555357A CN201810378694.0A CN201810378694A CN108555357A CN 108555357 A CN108555357 A CN 108555357A CN 201810378694 A CN201810378694 A CN 201810378694A CN 108555357 A CN108555357 A CN 108555357A
- Authority
- CN
- China
- Prior art keywords
- shrapnel
- rod
- drilling
- drilling rod
- drive link
- 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.)
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Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
A kind of drilling equipment the invention discloses drill bit and with the drill bit and its narrow space boring method, a kind of drill bit, it is characterized by comprising drilling rods and drive link, drive link is located above drilling rod and the two is coaxial, it is circumferentially equidistant above drilling rod that at least two shrapnels are distributed with, shrapnel lower end is hinged on drilling rod upper end, shrapnel upper end is hinged on drive link lower end, along the outside lateral bend of drilling rod radial direction in the middle part of shrapnel, shrapnel cross section is arc of the arc core towards drill rod axis, a kind of drilling equipment with the drill bit, it is characterized in that the drive link is connected with coaxial drive rod, drive rod is connected in a transmission housing, the support arm vertical with drive rod axis is connected on shell, the transmission mechanism for being equipped with driving drive rod parallel with support arm, transmission mechanism is connected with power source；The present invention can drill out deeper hole using the flexible of shrapnel on the side wall in narrow space.
Description
Technical field
The present invention relates to a kind of narrow space boring bar tool and methods, more particularly to a kind of drill bit and with the brill of the drill bit
Aperture apparatus and its narrow space boring method.
Background technology
It usually needs to drill on the side wall in narrow space sometimes in production and living, and requires drilling depth larger,
Existing equipment is difficult to complete, and is still solved up for technological innovation.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of drill bits and the drilling equipment with the drill bit and its narrow space
Boring method.
The technical solution adopted by the present invention is：A kind of drill bit, it is characterised in that including drilling rod and drive link, drive link is located at
Above drilling rod and the two is coaxial, and circumferentially equidistant above drilling rod that at least two shrapnels are distributed with, shrapnel lower end is hinged on drilling rod upper end,
Shrapnel upper end is hinged on drive link lower end, and along the outside lateral bend of drilling rod radial direction, shrapnel cross section is arc core court at shrapnel middle part
To the arc of drill rod axis.
Further, the drive link axle center is equipped with axial upper prism hole, and two shrapnel lower ends are hinged on a connector
On, connector is equipped with the lower prism hole coaxial with upper prism hole, and being equipped with the prism being adapted to lower prism hole above drilling rod connect
End.
Further, drive link, lower prism hole are run through in the upper prism hole and lower prism hole cross section congruence, upper prism hole
Through connector, prism connecting pin is leant out across lower prism hole above connector, and shrapnel bending prism connecting pin leans out position
It can be inserted into upper prism hole.
Further, it is furnished with an axle sleeve on the drilling rod, axle sleeve upper end is equipped with an inside trumpet mouth.
A kind of drilling equipment with the drill bit, it is characterised in that the drive link is connected with coaxial drive rod, drives
Lever is connected in a transmission housing, and the support arm vertical with drive rod axis is connected on shell, parallel with support arm to be equipped with driving
The transmission mechanism of drive rod, transmission mechanism are connected with power source.
Further, shrapnel rotational trajectory both sides are equipped with arc core towards rotational trajectory axis and axis and drill rod axis
Arc panel that is parallel or overlapping, two arc panel arc back sides are connected separately with actuating arm, and hinged two actuating arms middle part is in X
Type.
Further, shrapnel rotational trajectory both sides are equipped with arc core towards rotational trajectory axis and axis and drill rod axis
Arc panel that is parallel or overlapping, two arc panel arc back sides are connected separately with actuating arm, and two actuating arms are L-shaped, and two actuating arms are free
End is connected separately with that teeth are opposite and possess the parallel rack in gap, equipped with the tooth engaged respectively with two racks in the gap in
Wheel, gear are connected with driving portion, and two racks are coincide respectively in two opposite sliding slots on a supporter.
Further, the arc panel is double-layer structure, and trepanning is distributed in internal layer, and ball is equipped between outer layer and internal layer,
A ball part leans out trepanning.
Further, body is stretched in arc panel circumferential direction both ends equipped with the arcuate extents for being gradually distance from axis.
Drilling equipment with the drill bit, narrow space boring method, it is characterised in that steps are as follows：
A, by drilling rod and drive link axially adjacent to making shrapnel be bent；
B, support arm probes into the opposite narrow space in two sides, keeps drill rod axis vertical with bore surfaces are intended to, and drilling rod front end is made to arrive
Up to desire bore position；
C, turn on the power source drive drive link, shrapnel, drilling rod synchronous rotary, so that drilling rod is fed using support arm and shrapnel force
Drilling；
D, rod boring is more than to lift support arm after 2/3rds, and two arc panels of driving, which are drawn close, makes shrapnel stretch, and continues with branch
Arm exerts a force, and drill bit is made to enter drilling completely, and shrapnel stretches lower end and enters drilling, and drill bit is made to continue to be fed；
E, given depth is gone to, support arm is lifted, two arc panels of driving separate, and shrapnel bending drives drilling rod to portal, withdraws from branch
Arm completes drilling.
The present invention can drill out deeper hole using the flexible of shrapnel on the side wall in narrow space.
Description of the drawings
Fig. 1 is one overall structure diagram of the embodiment of the present invention.
Fig. 2 is two overall structure diagram of the embodiment of the present invention.
Fig. 3 is two decomposition diagram of the embodiment of the present invention.
Fig. 4 is three overall structure diagram of the embodiment of the present invention.
Fig. 5 is four overall structure diagram of the embodiment of the present invention.
Fig. 6 is five overall structure diagram of the embodiment of the present invention.
Fig. 7 is five decomposition texture schematic diagram of the embodiment of the present invention.
Figure label title：1 drilling rod；2 drive links；3 shrapnels；4 first articulated shafts；5 second articulated shafts；Prism hole on 6；7
Connector；8 times prism holes；9 prism connecting pins；10 drive rods；11 transmission housing；12 support arms；13 transmission shafts；14 helical gears；15
Actuating arm；16 third articulated shafts；17 actuating arms；18 racks；19 gears；20 supporters；21 sliding slots；22 axle sleeves；23 inside trumpet mouths；
24 arcuate extents stretch body；25 internal layers；26 trepannings；27 outer layers；28 balls；29 arc panels.
Specific implementation mode
As shown in Figure 1, a kind of drill bit is equipped with drilling rod 1 and drive link 2, drive link is located on drilling rod the embodiment of the present invention one
Side and the two is coaxial, circumferentially equidistant above drilling rod that at least two shrapnels 3 are distributed with, the present embodiment is symmetrical two panels, real
It is alternatively three pieces or more when applying, shrapnel lower end is hinged on drilling rod upper end by the first articulated shaft 4, and two shrapnel lower ends also may be used when implementation
It is hinged on drilling rod upper end by two articulated shafts respectively, shrapnel upper end is hinged on drive link lower end by the second articulated shaft 5, implements
When two shrapnel upper ends also can be hinged on drive link lower end by two articulated shafts respectively, it is outside along drilling rod radial direction in the middle part of shrapnel
Lateral bend, shrapnel cross section are arc of the arc core towards drill rod axis.The present embodiment drive link utilizes bullet for connecting power source
It piece flexible and can probe into drilling, deeper hole can be drilled out on the side wall in narrow space.
The embodiment of the present invention two is as shown in Figure 2,3, a kind of upper prism hole 6 of the drive link axle center of drill bit equipped with axial direction,
Two shrapnel lower ends are hinged on a connector 7, and connector is equipped with the lower prism hole 8 coaxial with upper prism hole, drilling rod top
Equipped with the prism connecting pin 9 being adapted to lower prism hole, upper prism hole and lower prism hole cross section congruence, upper prism hole is through transmission
Connector is run through in bar, lower prism hole, and prism connecting pin is leant out across lower prism hole above connector, the connection of shrapnel bending prism
End leans out position and can be inserted into upper prism hole, may be implemented to synchronize rigid drive connection, drive link when shrapnel buckling is larger in the early stage
It is connected with coaxial drive rod 10, drive rod is connected in a transmission housing 11, is connected on shell and drive rod axis
Vertical support arm 12, the transmission mechanism for being equipped with driving drive rod parallel with support arm, the present embodiment transmission mechanism are transmission shaft 13, are passed
Moving axis is placed in tubular support arm, and drive rod and transmission shaft links by the driving of helical gear 14, and when implementation can also be using belt etc.
Type of drive, transmission mechanism are connected with power source, and power source can make manually or electrically machine, shrapnel rotational trajectory both sides be equipped with arc
The heart is towards rotational trajectory axis and axis is parallel with drill rod axis or the arc panel 29 that overlaps, and two arc panel arc back sides are separately connected
Have an actuating arm 15, hinged by third articulated shaft 16 in the middle part of two actuating arms is in X-type, can drive two arc panels draw close or
Separation, when drilling out deeper hole on needing side wall in narrow space, by drilling rod and drive link axially adjacent to keeping shrapnel curved
Song, then support arm is probeed into the opposite narrow space in two sides, keep drill rod axis vertical with bore surfaces are intended to, and so that drilling rod front end is reached and be intended to
Bore position starts power source and drives drive link, shrapnel, drilling rod synchronous rotary, so that drilling rod is fed using support arm and shrapnel force
It drills, after rod boring certain depth, lifts support arm, two arc panels of driving, which are drawn close, makes shrapnel stretch, and continues to be exerted a force with support arm, make
Drill bit enters drilling completely, and shrapnel stretches lower end and enters drilling, makes drill bit continue to be fed, go to given depth, lifts support arm, driving two
Arc panel separates, and shrapnel bending drives drilling rod to portal, withdraws from support arm, completes drilling.
The embodiment of the present invention three is as shown in figure 4, provide the structure of another driving arc panel, two arcs for embodiment two
Plate arc back side is connected separately with actuating arm 17, and two actuating arms are L-shaped, two actuating arm free ends be connected separately with teeth it is opposite and
Possess the parallel rack 18 in gap, is equipped in gap respectively with two rack meshed gears 19, gear is connected with driving portion, drives
Dynamic portion can make manual rotation mechanism can also be motor, and two racks coincide opposite two on a supporter 20 respectively
In sliding slot 21, gear rotation can preferably control two arc panels and draw close or detach.
The embodiment of the present invention four is furnished with an axle sleeve 22, axle sleeve as shown in figure 5, on the basis of embodiment two on drilling rod
Upper end is equipped with an inside trumpet mouth 23, and what axle sleeve played has the technical effect that：1, shrapnel can be guided to enter hole；2, apply one to shrapnel
Suitable elastic force so that shrapnel is extended along the direction deformation in hole；3, it is possible to reduce shrapnel destroys drilled edge when entering hole.It uses
When, it is preferable that axle sleeve is first fixed on desire bore position, then, then drill.
Body 24 is stretched in arc panel circumferential direction both ends equipped with the arcuate extents for being gradually distance from axis, the technology which is played
Effect includes：1, play guiding function, it is possible to reduce the hard collision with shrapnel.2, pretreated work can be played to shrapnel deformation
To be deformed upon with, shrapnel can just allow drill bit deeply or to be extracted along drill axis direction, and arcuate extents stretch body 24 can be with
One elastic force is previously applied to shrapnel, allows shrapnel that a small deformation occurs, continues to apply elastic force to shrapnel conducive to arc panel.
The embodiment of the present invention five is as shown in Figure 6,7, is double-layer structure, internal layer by arc panel on the basis of example IV
25 are distributed with trepanning 26, and ball 28 is equipped between outer layer 27 and internal layer, and a ball part leans out trepanning, and such technical characteristic can
Include with the technique effect reached：1, reduce shrapnel rotational resistance, 2, conducive to shrapnel deformation with achieve the purpose that bore it is deeper can hole,
Because ball can not only roll in the horizontal direction, and can be rolled with vertical direction, that is to say, that ball can not only hang down
Directly with the plane rolling of drill bit axial direction, can also be rolled with drill axis direction parallel.3, can extend shrapnel uses the longevity
Life.4, the heat dissipation effect of shrapnel can be improved.
The drilling equipment of the above-mentioned drill bit of band of the present invention, narrow space boring method, its step are as follows：
A, by drilling rod and drive link axially adjacent to making shrapnel be bent；
B, support arm probes into the opposite narrow space in two sides, keeps drill rod axis vertical with bore surfaces are intended to, and drilling rod front end is made to arrive
Up to desire bore position；
C, turn on the power source drive drive link, shrapnel, drilling rod synchronous rotary, so that drilling rod is fed using support arm and shrapnel force
Drilling；
D, rod boring is more than to lift support arm after 2/3rds, and two arc panels of driving, which are drawn close, makes shrapnel stretch, and continues with branch
Arm exerts a force, and drill bit is made to enter drilling completely, and shrapnel stretches lower end and enters drilling, and drill bit is made to continue to be fed；
E, given depth is gone to, support arm is lifted, two arc panels of driving separate, and shrapnel bending drives drilling rod to portal, withdraws from branch
Arm completes drilling.
It is also possible that：
The drilling equipment of the above-mentioned drill bit of band of the present invention, narrow space boring method, its step are as follows：
A, by drilling rod and drive link axially adjacent to making shrapnel be bent；
B, it is being intended to bore position fixed hub 22, the axis and drill rod axis of axle sleeve 22 overlap, and it is opposite that support arm probes into two sides
Narrow space, make drill rod axis be intended to bore surfaces it is vertical, and make drilling rod front end reach be intended to bore position；
It is being intended to bore position fixed hub 22, the mode that can be gummed down is fixed.
C, turn on the power source drive drive link, shrapnel, drilling rod synchronous rotary, so that drilling rod is fed using support arm and shrapnel force
Drilling；
D, rod boring is more than to lift support arm after 2/3rds, and two arc panels of driving, which are drawn close, makes shrapnel stretch, and continues with branch
Arm exerts a force, and drill bit is made to enter drilling completely, and shrapnel stretches lower end and enters drilling, and drill bit is made to continue to be fed；
E, given depth is gone to, support arm is lifted, two arc panels of driving separate, and shrapnel bending drives drilling rod to portal, withdraws from branch
Arm completes drilling.
In power domain, it is often necessary to fix power line in slit, conventional way is such：The first step, narrow
Standing screw in seam, second step are fixedly connected with insulator screw rod, and third step is fixedly connected with power line with insulator.
Because standing screw is usually not sufficiently strong in slit, screw rod falls off, and then brings fiber crops to power Transmission
It is tired.
The invention also discloses a kind of fixing means of power line, then this method can fix spiral shell in slit internal drilling
Bar, such method can allow screw rod more firm.Its step are as follows：
A, by drilling rod and drive link axially adjacent to making shrapnel be bent；
B, it is being intended to bore position fixed hub 22, the axis and drill rod axis of axle sleeve 22 overlap, and it is opposite that support arm probes into two sides
Narrow space, make drill rod axis be intended to bore surfaces it is vertical, and make drilling rod front end reach be intended to bore position；
It is being intended to bore position fixed hub 22, the mode that can be gummed down is fixed, and gripping means grips can also be used.
Fixed hub 22 is not essential, but is preferred step.
C, turn on the power source drive drive link, shrapnel, drilling rod synchronous rotary, so that drilling rod is fed using support arm and shrapnel force
Drilling；
D, rod boring is more than to lift support arm after 2/3rds, and two arc panels of driving, which are drawn close, makes shrapnel stretch, and continues with branch
Arm exerts a force, and drill bit is made to enter drilling completely, and shrapnel stretches lower end and enters drilling, and drill bit is made to continue to be fed；
E, given depth is gone to, support arm is lifted, two arc panels of driving separate, and shrapnel bending drives drilling rod to portal, withdraws from branch
Arm completes drilling,
F, inject cement mortar into hole, and be inserted into screw rod in cement mortar, after hardening of cement, insulator and
Screw rod is fixedly connected, and then, power line is fixedly connected with insulator.
Those skilled in the art should know：1, the part of screw rod is absorbed in cement mortar, another part leak out in order to
To be fixedly connected with insulator.2, insulator can be ring-shaped, mesoporous sets threaded ceramic.3, insulator and electric power
Line, which is fixedly connected, belongs to the prior art.
It is only present pre-ferred embodiments in summary, all equivalent modifications done according to the application and prior art addition are equal
It is considered as the technology of the present invention scope.
Claims (4)
1. a kind of drill bit, it is characterised in that including drilling rod and drive link, drive link is located above drilling rod and the two is coaxial, on drilling rod
Side is circumferentially equidistant to be distributed at least two shrapnels, and shrapnel lower end is hinged on drilling rod upper end, and shrapnel upper end is hinged on drive link lower end,
Along the outside lateral bend of drilling rod radial direction in the middle part of shrapnel, shrapnel cross section is arc of the arc core towards drill rod axis.
2. a kind of drilling equipment, it is characterised in that including drilling rod and drive link, drive link is located above drilling rod and the two is coaxial, bores
Circumferentially equidistant above bar that at least two shrapnels are distributed with, shrapnel lower end is hinged on drilling rod upper end, and shrapnel upper end is hinged on drive link
Lower end, along the outside lateral bend of drilling rod radial direction, shrapnel cross section is arc of the arc core towards drill rod axis, described at shrapnel middle part
Drive link is connected with coaxial drive rod, and drive rod is connected in a transmission housing, is connected on shell and drive rod axis
The vertical support arm of line, the transmission mechanism for being equipped with driving drive rod parallel with support arm, transmission mechanism are connected with power source.
3. a kind of boring method, it is characterized in that：Boring method uses drill bit described in claim 1.
4. a kind of boring method, it is characterized in that：Boring method uses right and wants drilling equipment described in 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378694.0A CN108555357A (en) | 2016-07-11 | 2016-07-11 | Drill bit, drilling equipment, boring method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542240.3A CN106001669B (en) | 2016-07-11 | 2016-07-11 | A kind of drill bit and the drilling equipment with the drill bit |
| CN201810378694.0A CN108555357A (en) | 2016-07-11 | 2016-07-11 | Drill bit, drilling equipment, boring method |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542240.3A Division CN106001669B (en) | 2016-07-11 | 2016-07-11 | A kind of drill bit and the drilling equipment with the drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108555357A true CN108555357A (en) | 2018-09-21 |
Family
ID=57108513
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542240.3A Active CN106001669B (en) | 2016-07-11 | 2016-07-11 | A kind of drill bit and the drilling equipment with the drill bit |
| CN201810378694.0A Withdrawn CN108555357A (en) | 2016-07-11 | 2016-07-11 | Drill bit, drilling equipment, boring method |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542240.3A Active CN106001669B (en) | 2016-07-11 | 2016-07-11 | A kind of drill bit and the drilling equipment with the drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106001669B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014268B (en) * | 2018-08-30 | 2020-07-31 | 中车株洲电力机车有限公司 | Method for machining bolt hole of mounting seat of frame gear box |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8518808D0 (en) * | 1985-07-25 | 1985-08-29 | Vetco Uk Ltd C E | Cutting drill collar |
| RU2070846C1 (en) * | 1993-03-18 | 1996-12-27 | Акционерное общество "УРАЛТРАК" | Drill |
| CN202031482U (en) * | 2011-05-13 | 2011-11-09 | 乔国华 | Square piston type anchoring and chambering drilling rig |
| CN202637092U (en) * | 2012-05-31 | 2013-01-02 | 常州永华医疗器械有限公司 | Drill bushing for intramedullary nail |
| CN103510900A (en) * | 2013-09-30 | 2014-01-15 | 无锡中地地质装备有限公司 | Clamp spring with elastic sheets on drill machine |
| CN203509252U (en) * | 2013-10-09 | 2014-04-02 | 袁沛良 | Tool |
-
2016
- 2016-07-11 CN CN201610542240.3A patent/CN106001669B/en active Active
- 2016-07-11 CN CN201810378694.0A patent/CN108555357A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CN106001669A (en) | 2016-10-12 |
| CN106001669B (en) | 2018-11-06 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180921 |
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| WW01 | Invention patent application withdrawn after publication |