CN107905736B - A kind of floating type anti-well brill machine bit - Google Patents
A kind of floating type anti-well brill machine bit Download PDFInfo
- Publication number
- CN107905736B CN107905736B CN201711123925.5A CN201711123925A CN107905736B CN 107905736 B CN107905736 B CN 107905736B CN 201711123925 A CN201711123925 A CN 201711123925A CN 107905736 B CN107905736 B CN 107905736B
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- China
- Prior art keywords
- floating
- hobboing cutter
- connecting shaft
- tool apron
- laterally
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- 238000007667 floating Methods 0.000 title claims abstract description 141
- 241001074085 Scophthalmus aquosus Species 0.000 title description 3
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 230000003321 amplification Effects 0.000 description 5
- 238000003199 nucleic acid amplification method Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of floating type anti-wells to bore machine bit, including cutterhead, tool apron, floating hobboing cutter, connecting shaft, laterally floating spring；The tool apron is in U-shape structure；The tool apron is fixed on cutterhead；The tool apron and floating hobboing cutter is equipped with multiple；The floating hobboing cutter is mounted in tool apron；The connecting shaft both ends are mounted on two sides inside tool apron；The floating hobboing cutter rotation is socketed in connecting shaft；Flying height is equipped between the two sides of floating hobboing cutter and the inside of tool apron；The laterally floating spring is equipped with multiple；Two laterally floating springs are socketed in the both ends of connecting shaft respectively；Two laterally floating springs are distributed in the two sides of floating hobboing cutter；The laterally floating spring is resilient compressive state and is mounted between floating hobboing cutter side and tool apron inside.To which the present invention realizes laterally with vertical double floating effects, the floating of floating hobboing cutter 3 is increased from correction ability, efficiency of breaking rock is greatly improved.
Description
Technical field
The present invention relates to anti-well drilling machine, in particular to the drill bit of floating type anti-well drilling machine.
Background technique
Currently, anti-well drilling machine is mainly used in hydroelectric project vertical shaft, inclined shaft, surge shaft, ventilation shaft and gully, railway
Construction ventilation well and mine slip slag well etc. industry.Drill bit in anti-well drilling machine is most important component in entire mechanism, one
As fix multiple hobboing cutters on drill bit, broken rock carried out to outside by multiple hobboing cutters, the effect of the distribution of hobboing cutter and structure for broken rock
Rate and stability have a great impact, and existing hobboing cutter is all to be fixed on the mode rolled on tool apron to carry out broken rock, still
Sometimes often the bearing surface of hobboing cutter lateral surface and rock is misfitted, and leading to hobboing cutter, some not can be carried out and makes full use of, into
And result in that efficiency of breaking rock is low, energy consumption is at high cost, how coincide by hobboing cutter lateral surface and broken rock face abuts into this hair
Bright announcement emphasis.
Summary of the invention
In view of the deficiencies of the prior art mentioned above, problems solved by the invention are as follows: a kind of hobboing cutter lateral surface and broken is provided
The identical floating type anti-well abutted of scar bores machine bit.
To solve the above problems, the technical solution adopted by the present invention is as follows:
A kind of floating type anti-well brill machine bit, including cutterhead, tool apron, floating hobboing cutter, connecting shaft, laterally floating spring；
The tool apron is in U-shape structure；The tool apron is fixed on cutterhead；The tool apron and floating hobboing cutter is equipped with multiple；Institute
The floating hobboing cutter stated is mounted in tool apron；The connecting shaft both ends are mounted on two sides inside tool apron；The floating hobboing cutter turns
It is dynamic to be socketed in connecting shaft；Flying height is equipped between the two sides of floating hobboing cutter and the inside of tool apron；The transverse direction
Floating spring is equipped with multiple；Two laterally floating springs are socketed in the both ends of connecting shaft respectively；Two transverse directions
Floating spring is distributed in the two sides of floating hobboing cutter；The laterally floating spring is resilient compressive state and is mounted on floating hobboing cutter side
Between on the inside of portion and tool apron.
Further, the cylindrical structure of floating hobboing cutter；The floating hobboing cutter is axially arranged with connection through-hole；Described
Floating hobboing cutter is socketed in connecting shaft by connecting through-hole；The diameter of the connection through-hole is greater than the diameter of connecting shaft.
Further, multiple axial card slots are uniformly provided in the floating hobboing cutter of the connection through-hole surrounding；The axial direction
Card slot it is closed at both ends；Vertical floating spring is connected in the axial card slot；The side bullet of the vertical floating spring
Property is pressed on connecting shaft side.
Further, the section semicircular in shape structure of the axial card slot.
Further, the both ends of the floating hobboing cutter are equipped with annular slot；The end of the laterally floating spring is caught in
In annular slot；The internal diameter of the annular slot is greater than the diameter of connection through-hole.
Further, the side of the tool apron is equipped with swivel plate, the other side is equipped with fixed plate, bottom is positioning plate；It is described
Swivel plate on the inside of be equipped with threaded hole；Jack hole is equipped on the inside of the fixed plate；The one end of the connecting shaft is equipped with external screw thread
End；The one end of the connecting shaft is threaded in the threaded hole of swivel plate by male end；The connecting shaft it is another
End is plugged in the jack hole of fixed plate；The swivel plate is fixed on positioning plate by locking screw.
Further, the connecting shaft is made of alloy steel material.
Beneficial effects of the present invention
1. the present invention changes the connection structure between traditional hobboing cutter and tool apron, in the two sides and tool apron of floating hobboing cutter
Flying height is equipped between side, floating hobboing cutter is socketed in connecting shaft, and the connecting shaft in flying height is equipped with laterally floating
It moves spring, in this way, floating hobboing cutter of the invention carries out passing through the floating of floating hobboing cutter two sides from correction position in broken rock first
Gap adjusts the lateral position of floating hobboing cutter, and laterally floating spring can guarantee the stability of floating hobboing cutter laterally floating, to reach
The effect of laterally floating is carried out to floating hobboing cutter of the present invention, so that floating hobboing cutter abuts broken rock face in lateral position.
2. the present invention changes the connection structure of traditional connecting shaft and hobboing cutter, the connection through-hole on floating hobboing cutter of the present invention
Diameter be greater than the diameter of connecting shaft so that floating hobboing cutter on axial position there are floating space, increase floating rolling
Correction floating effect of the knife in axial position；In order to which the hobboing cutter that floats in the axial direction smoothly float by correction, the present invention is logical in connection
Multiple axial card slots are uniformly provided in the floating hobboing cutter of hole surrounding；Vertical floating spring is connected in axial card slot, by vertical
The lateral elastic of floating spring is pressed on connecting shaft side, so that realizing smoothly elasticity between floating hobboing cutter and connecting shaft
It is flexible coupling, so that floating hobboing cutter floats up and down in vertical direction spatial.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is floating hobboing cutter of the present invention, connecting rod, the amplification overlooking structure diagram of vertical floating spring.
Fig. 3 is the amplification cross-sectional view of floating hobboing cutter of the present invention.
Fig. 4 is the amplification fractionation structural representation of tool apron of the present invention and connecting shaft.
Fig. 5 is the amplification axial slices figure of floating hobboing cutter of the invention.
Fig. 6 is the amplification assembling structure schematic diagram of tool apron of the present invention and connecting shaft.
Specific embodiment
The content of present invention is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, a kind of floating type anti-well bores machine bit, including cutterhead 1, tool apron 2, floating hobboing cutter 3, connecting shaft 4,
Laterally floating spring 5.Tool apron 2 is in U-shape structure, can be made of metal material the latter's high molecular material.Tool apron 2 is fixed on cutterhead 1
On, it can be fixed by welding or screw and nut.Tool apron 2 and floating hobboing cutter 3 be equipped with it is multiple, can according to practice of construction situation into
Row limits number.Floating hobboing cutter 3 is mounted in tool apron 2.4 both ends of connecting shaft are mounted on 2 inside two sides of tool apron, and connecting shaft 4 is by closing
The strength character of certifiable connecting shaft 4 is made in golden Steel material.The rotation of floating hobboing cutter 3 is socketed in connecting shaft 4.Described
Flying height 7 is equipped between the two sides of floating hobboing cutter 3 and the inside of tool apron 2.The laterally floating spring 4 is equipped with multiple.Institute
The two laterally floating springs 5 stated are socketed in the both ends of connecting shaft 4 respectively.Two laterally floating springs 5 are distributed in floating
The two sides of dynamic hobboing cutter 3.The laterally floating spring 5 is resilient compressive state and is mounted on 2 inside of 3 side of floating hobboing cutter and tool apron
Between.Further preferably, the cylindrical structure of floating hobboing cutter 3.As shown in Fig. 2,3,5, the floating hobboing cutter 3 is axial to be set
There is connection through-hole 31.The floating hobboing cutter 3 is socketed in connecting shaft 4 by connecting through-hole 31.The connection through-hole 31
Diameter is greater than the diameter of connecting shaft 4.Further preferably, it is uniformly provided in the floating hobboing cutter 3 of connection 31 surrounding of through-hole more
A axial direction card slot 33.The axial card slot 33 it is closed at both ends.Vertical floating spring is connected in the axial card slot 33
6.The lateral elastic of the vertical floating spring 6 is pressed on 4 side of connecting shaft.Further preferably, the axial card slot 33
Section semicircular in shape structure.Further preferably, for the ease of the connection stationarity of laterally floating spring 5 and floating hobboing cutter 3, institute
The both ends for the floating hobboing cutter 3 stated are equipped with annular slot 32.The end of the laterally floating spring 5 is caught in annular slot 32.
The internal diameter of the annular slot 32 is greater than the diameter of connection through-hole 31.Further preferably, floating for the ease of connecting shaft 4 and laterally
It moves the installation of spring 5, as shown in figs. 4 and 6, the side of the tool apron 2 is equipped with swivel plate 22, the other side is equipped with fixed plate 23,
Bottom is positioning plate 21.Threaded hole 221 is equipped on the inside of the swivel plate 22.Jack hole is equipped on the inside of the fixed plate 23
231.Described 4 one end of connecting shaft is equipped with male end 41.Described 4 one end of connecting shaft is threaded in by male end 41
In the threaded hole 221 of swivel plate 22.The other end of the connecting shaft 4 is plugged in the jack hole 231 of fixed plate 23.Described
Swivel plate 22 is fixed on positioning plate 21 by locking screw 222.
The present invention changes the connection structure between traditional hobboing cutter and tool apron, in the two sides and tool apron 2 of floating hobboing cutter 3
Flying height 7 is equipped between side, floating hobboing cutter 3 is socketed in connecting shaft 4, and the connecting shaft 4 in flying height 7 is equipped with cross
To floating spring 5, in this way, floating hobboing cutter 3 of the invention carries out passing through 3 liang of floating hobboing cutter from correction position in broken rock first
The flying height 7 of side adjusts the lateral position of floating hobboing cutter 3, and laterally floating spring 5 can guarantee the steady of 3 laterally floating of floating hobboing cutter
It is qualitative, to achieve the effect that floating hobboing cutter 3 of the present invention carries out laterally floating, broken so that floating hobboing cutter 3 is abutted in lateral position
Scar.The present invention changes the connection structure of traditional connecting shaft 4 and hobboing cutter, the connection through-hole 31 on floating hobboing cutter 3 of the present invention
Diameter be greater than connecting shaft 4 diameter increase floating so that there are floating spaces on axial position for floating hobboing cutter 3
Correction floating effect of the hobboing cutter 3 in axial position；In order to which the hobboing cutter 3 that floats in the axial direction smoothly float by correction, the present invention is even
It connects in the floating hobboing cutter 3 of 31 surrounding of hole and is uniformly provided with multiple axial card slots 33.33 are connected with vertical floating bullet in axial card slot
Spring 6 is pressed on 4 side of connecting shaft by the lateral elastic of vertical floating spring 6 so that floating hobboing cutter 3 and connecting shaft 3 it
Between realize that stable elasticity is flexible coupling so that floating hobboing cutter 3 floats up and down in vertical direction spatial.To which the present invention realizes cross
To with vertical double floating effects, increase the floating of floating hobboing cutter 3 from correction ability, efficiency of breaking rock is greatly improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of floating type anti-well bores machine bit, which is characterized in that including cutterhead, tool apron, floating hobboing cutter, connecting shaft, transverse direction
Floating spring；The tool apron is in U-shape structure；The tool apron is fixed on cutterhead；The tool apron and floating hobboing cutter is all provided with
Have multiple；The floating hobboing cutter is mounted in tool apron；The connecting shaft both ends are mounted on two sides inside tool apron；Described is floating
Dynamic hobboing cutter rotation is socketed in connecting shaft；Flying height is equipped between the two sides of floating hobboing cutter and the inside of tool apron；Institute
There are two the laterally floating spring stated is set；The laterally floating spring is socketed in the both ends of connecting shaft respectively；The transverse direction
Floating spring is distributed in the two sides of floating hobboing cutter；The laterally floating spring is resilient compressive state and is mounted on floating hobboing cutter side
Between on the inside of portion and tool apron；The cylindrical structure of floating hobboing cutter；The floating hobboing cutter is axially arranged with connection through-hole；It is described
Floating hobboing cutter by connect through-hole be socketed in connecting shaft；The diameter of the connection through-hole is greater than the diameter of connecting shaft；Institute
Multiple axial card slots are uniformly provided in the floating hobboing cutter for the connection through-hole surrounding stated；The axial card slot it is closed at both ends；Institute
Vertical floating spring is connected in the axial card slot stated；The lateral elastic of the vertical floating spring is pressed on connecting shaft side
Portion；The section semicircular in shape structure of the axial card slot.
2. floating type anti-well according to claim 1 bores machine bit, which is characterized in that the both ends of the floating hobboing cutter
Equipped with annular slot；The end of the laterally floating spring is caught in annular slot；The internal diameter of the annular slot is greater than
Connect the diameter of through-hole.
3. floating type anti-well according to claim 1 bores machine bit, which is characterized in that the side of the tool apron is equipped with
Swivel plate, the other side are equipped with fixed plate, bottom is positioning plate；Threaded hole is equipped on the inside of the swivel plate；The fixed plate
Inside is equipped with jack hole；The one end of the connecting shaft is equipped with male end；The one end of the connecting shaft passes through male end screw thread
It is connected in the threaded hole of swivel plate；The other end of the connecting shaft is plugged in the jack hole of fixed plate；The rotation
Plate is fixed on positioning plate by locking screw.
4. floating type anti-well according to claim 1 bores machine bit, which is characterized in that the connecting shaft is by steel alloy
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123925.5A CN107905736B (en) | 2017-11-14 | 2017-11-14 | A kind of floating type anti-well brill machine bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123925.5A CN107905736B (en) | 2017-11-14 | 2017-11-14 | A kind of floating type anti-well brill machine bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107905736A CN107905736A (en) | 2018-04-13 |
| CN107905736B true CN107905736B (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711123925.5A Active CN107905736B (en) | 2017-11-14 | 2017-11-14 | A kind of floating type anti-well brill machine bit |
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| CN (1) | CN107905736B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252811B (en) * | 2018-11-06 | 2020-11-24 | 江苏和信石油机械有限公司 | Floating interval adjusting type raise boring machine |
| CN109184577B (en) * | 2018-11-06 | 2020-11-24 | 江苏和信石油机械有限公司 | Clamping type raise boring machine |
| CN109538114B (en) * | 2018-11-06 | 2020-11-24 | 江苏和信石油机械有限公司 | Attaching type raise boring machine |
| CN110295845B (en) * | 2019-04-29 | 2020-12-01 | 江苏和信石油机械有限公司 | Automatic driving type raise boring machine |
| CN111577192B (en) * | 2020-04-10 | 2022-03-15 | 中煤科工集团西安研究院有限公司 | Orifice pressure-bearing sealing device for underground coal mine water prevention and control composite directional drilling |
| CN112792018A (en) * | 2021-02-04 | 2021-05-14 | 北京英斯派克科技有限公司 | Cleaning tool and cleaning method for carbon electrode surface |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4114698A (en) * | 1975-02-20 | 1978-09-19 | Smith International, Inc. | Method and apparatus for tunneling upwardly |
| US3993147A (en) * | 1976-01-19 | 1976-11-23 | Dresser Industries, Inc. | Taper lock removable stem for raise bit |
| CN106761431B (en) * | 2017-01-11 | 2018-10-12 | 四川金占机械制造有限责任公司 | A kind of anti-well rock stratum inserted tooth hob drill bit |
| CN206477800U (en) * | 2017-02-16 | 2017-09-08 | 南昌力通岩土工程设备有限公司 | A kind of novel trans well bores hobboing cutter |
| CN206522105U (en) * | 2017-07-19 | 2017-09-26 | 四川金占机械制造有限责任公司 | A kind of inserted tooth hob drill bit of efficient rock-breaking |
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2017
- 2017-11-14 CN CN201711123925.5A patent/CN107905736B/en active Active
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| Publication number | Publication date |
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| CN107905736A (en) | 2018-04-13 |
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