CN105443032B - A kind of efficient rock drilling machine drill tool - Google Patents
A kind of efficient rock drilling machine drill tool Download PDFInfo
- Publication number
- CN105443032B CN105443032B CN201510840810.2A CN201510840810A CN105443032B CN 105443032 B CN105443032 B CN 105443032B CN 201510840810 A CN201510840810 A CN 201510840810A CN 105443032 B CN105443032 B CN 105443032B
- Authority
- CN
- China
- Prior art keywords
- groove
- spring
- drill steel
- drill
- bore bit
- 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.)
- Expired - Fee Related
Links
- 239000011435 rock Substances 0.000 title claims abstract description 31
- 238000005553 drilling Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 52
- 239000010959 steel Substances 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 210000002421 cell wall Anatomy 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 9
- 239000004575 stone Substances 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 238000005242 forging Methods 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B1/00—Percussion drilling
-
- 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
- E21B10/36—Percussion drill bits
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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 efficient rock drilling machine drill tool,Including bore bit and drill steel,The surface of the bore bit is uniformly provided with projection,Leave through hole in the surface of the bore bit,Groove is left on rear side of the bore bit,The front end of the drill steel is plugged in the inner chamber of groove,And drill steel is connected by the inner chamber of vibrating mechanism and groove,The cell wall of both ends difference connecting groove of 4th spring and the front end of drill steel,The front end of the drill steel is provided with spacing tube seat,The bottom land of the groove is provided with the gag lever post of corresponding spacing tube seat,Leave chute in bar wall the upper side and lower side of the drill steel,The inner chamber of the chute is provided with sliding block,The 5th spring is connected with the outside of the sliding block,The rock drilling machine drill tool is used and connected between bore bit and drill steel using vibrating mechanism,The impulsive force that make bore bit makes to provide by rock drill in work produces bigger vibration,Stronger destruction is caused for the stone material of surrounding,Improve operating efficiency.
Description
Technical field
The present invention relates to rock drill technical field, specially a kind of efficient rock drilling machine drill tool.
Background technology
Rock drill is operated by impact grinding principle.Piston does high-frequency reciprocating motion, continuous Ground shock waves during work
Bit shank, in the presence of impulsive force, rock is crushed in the bore bit of glut shape and digs into certain depth, form one of indenture,
After piston is retracted, hammer drill turns over certain angle, piston advances forward, when impacting bit shank again, forms one of new indenture again.Two
Fan-shaped sillar between road indenture is shredded by caused horizontal component on bore bit.The continuous Ground shock waves bit shank of piston, and from hammer drill
Centre bore continuously input compressed air or press water, by outside rock slag tap, that is, form the circular bore of certain depth.Point
Class rock drill can be divided into the class of air rock drill, diesel rock frill, electric rock drill and hydraulic gate etc. four by its power resources,
Drilling tool used in rock drill is typically made up of drill steel and steel alloy bore bit bore bit, and drill steel is connection using drill steel for well lane engineering
Drill bit and rock drilling equipment, the drill steel that mine tunnel engineering typically uses are hexagonal cored steel and hollow round steel, hexagonal cored steel
Inscribed circle diameter is 22mm and 25mm, and the external diameter of hollow round steel is 32mm and 38mm, and drill rod has finished product drill rod and forging drill rod, into
Product drill steel be by directly installed after certain length forging well bore bit chisel eye, forging drill rod is as needed to cut hollow hexagonal steel
Cut, then it is first with bit dresser forging bit shank and pricker, bore bit chisel eye is then loaded onto, the conventional bore bit of mine tunnel engineering closes for yi word pattern
Golden drill rod head, also have and at the moment use cross alloy drill bit digging into hollow；Y types alloy drill bit and X-type alloy drill bit, but a word
Type drill bit cost is relatively low, and yi word pattern alloy bit is inserted, yi word pattern hard alloy is inlayed on the parent of rigidity bore bit, firmly
Matter alloy is polished reusable, and drill bit specification is generally 36mm---44mm, and traditional bore bit and drill steel are mostly that screw thread is consolidated
Fixed connection, be operated produce bore bit vibration force is smaller, and smaller for the destructive power of stone material around, operating efficiency is relatively low,
A kind of therefore, it is proposed that efficient rock drilling machine drill tool.
The content of the invention
It is an object of the invention to provide a kind of efficient rock drilling machine drill tool, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of efficient rock drilling machine drill tool, including bore bit and
Drill steel, the surface of the bore bit are uniformly provided with projection, and the surface of the bore bit is left through hole, left on rear side of the bore bit recessed
Groove, the front end of the drill steel are plugged in the inner chamber of groove, and drill steel is connected by the inner chamber of vibrating mechanism and groove.
Preferably, the vibrating mechanism includes circular groove, and the circular groove is located at the bottom land of groove, the bottom land connection of the circular groove
There is the first spring, the other end of first spring is connected with nahlock, and the nahlock is located at the front center of drill steel, the drill steel
Front end be circumferentially uniformly provided with circular hole, the inner chamber of the circular hole is connected with second spring, the other end connection of the second spring
In the bottom land of groove, the bar wall of the drill steel leaves annular groove, the 3rd spring, the groove is socketed with the groove of the annular groove
Outside cell wall be provided with annulus projection, the annulus projection is located at the outside of the 3rd spring.
Preferably, the vibrating mechanism includes the 4th spring, the cell wall of the both ends difference connecting groove of the 4th spring
With the front end of drill steel, the front end of the drill steel is provided with spacing tube seat, and the bottom land of the groove is provided with the spacing of corresponding spacing tube seat
Chute is left in bar, bar wall the upper side and lower side of the drill steel, and the inner chamber of the chute is provided with sliding block, connected on the outside of the sliding block
The 5th spring is connected to, the outside of the 5th spring is fixedly connected with the cell wall of groove.
Preferably, the inner side of the through hole connects with the bottom land of groove.
Preferably, the junction of the bore bit and drill steel is provided with resilient dust set.
Preferably, the quantity of the circular hole is no less than six groups, and is uniformly circumferentially located at the front end side wall of drill steel.
Preferably, the quantity of the 4th spring is no less than 4 groups, and is uniformly installed on the bottom land of groove.
Compared with prior art, the beneficial effects of the invention are as follows：The rock drilling machine drill tool is used and used between bore bit and drill steel
Vibrating mechanism connects, and the impulsive force that make bore bit makes to provide by rock drill in work produces bigger vibration, for the stone of surrounding
Material causes stronger destruction, improves operating efficiency.
Brief description of the drawings
Fig. 1 is first embodiment of the invention structural representation；
Fig. 2 is first embodiment of the invention Rod structure schematic diagram；
Fig. 3 is second embodiment of the invention structural side view；
Fig. 4 is second embodiment of the invention Rod structure sectional view；
In figure：1 bore bit, 2 drill steels, 3 projections, 4 through holes, 5 grooves, 6 vibrating mechanisms, 7 circular grooves, 8 first springs, 9 nahlocks, 10
Circular hole, 11 second springs, 12 annular grooves, the 3rd spring, annulus projection 14, the 4th spring 15, spacing tube seat 16, gag lever post 17,
Chute 18, sliding block 19, the 5th spring 20.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of efficient rock drilling machine drill tool, including bore bit 1 and pricker
Bar 2, the surface of the bore bit 1 are uniformly provided with projection 3, and projection 3 makes bore bit 1 increase when being operated to the stone material destructive power of surrounding
By force, operating efficiency is favorably improved, through hole 4 is left on the surface of the bore bit 1, and the inner side of the through hole 4 connects with the bottom land of groove 5
Logical, through hole 4 is used for the piston of rock drill, and caused pneumatic conveying to bore bit, destroys, institute to the stone material of surrounding at work
The rear side for stating bore bit 1 leaves groove 5, and the front end of the drill steel 2 is plugged in the inner chamber of groove 5, the bore bit 1 and drill steel 2
Junction is provided with resilient dust set, prevents the dust in the external world from entering the inside of groove 5, and drill steel 2 passes through vibrating mechanism 6 and groove
5 inner chamber connection, the vibrating mechanism 6 include circular groove 7, and the circular groove 7 is located at the bottom land of groove 5, and the bottom land of the circular groove 7 connects
The first spring 8 is connected to, the other end of first spring 8 is connected with nahlock 9, and the first spring 8 acts through rock drill piston
The impulsive force of offer makes bore bit 1 be in ceaselessly vibration processes, strengthens the destruction to stone material around, the nahlock 9 is located at pricker
The front center of bar 2, the front end of the drill steel 2 are circumferentially uniformly provided with circular hole 10, and the quantity of the circular hole 10 is no less than six groups, and
The front end side wall of drill steel 2 is uniformly circumferentially located at, circular hole 10 is used to accommodate second spring 11, makes second spring 11 in the process of motion
In situation about will not bend, and second spring 11 is circumferential is uniformly connected with bottom land, then drill steel 2 impulsive force shock
Under, for bore bit 1 under the elastic acting force of second spring 11, suffered impulsive force is stronger, further destruction of the increase to stone material around,
The inner chamber of the circular hole 10 is connected with second spring 11, and the other end of the second spring 11 is connected to the bottom land of groove 5, described
The bar wall of drill steel 2 leaves annular groove 12, and the 3rd spring 13, the outer side slot of the groove 5 are socketed with the groove of the annular groove 12
Wall is provided with annulus projection 14, and the annulus projection 14 is located at the outside of the 3rd spring 13, and the lower end of annulus projection 14 is located at annulus
The inner side of groove 12, the 3rd spring 13 can be driven to form extruding in the presence of by impulsive force, destructive power is improved for bore bit 1, the
The structure of one spring 8, the spring 13 of second spring 11 and the 3rd, makes bore bit 1 that transverse direction can occur in the impulse force provided by piston
Ceaselessly shake, the impulsive force that make bore bit 1 makes to provide by rock drill in work produces bigger vibration, for the stone material of surrounding
Stronger destruction is caused, improves operating efficiency.
Fig. 3-4 are referred to, the present invention provides another vibrating mechanism and is：The vibrating mechanism 6 includes the 4th spring 15, institute
The cell wall of both ends difference connecting groove 5 and the front end of drill steel 2 of the 4th spring 15 are stated, the quantity of the 4th spring 15 is no less than
4 groups, and the bottom land of groove 5 is uniformly installed on, the front end of the drill steel 2 is provided with spacing tube seat 16, and the bottom land of the groove 5 is provided with
Chute 18 is left in the gag lever post 17 of corresponding spacing tube seat 16, bar wall the upper side and lower side of the drill steel 2, the chute 18 it is interior
Chamber is provided with sliding block 19, and the outside of the sliding block 19 is connected with the 5th spring 20, the outside of the 5th spring 20 and the groove of groove 5
Wall is fixedly connected, and the structure of the 4th spring 15 and the 5th spring makes the meeting when making bore bit 1 in the impulse force provided by piston of bore bit 1
Generation is horizontal and vertical ceaselessly to shake, and the impulsive force that make bore bit 1 makes to provide by rock drill in work produces bigger vibration,
Stronger destruction is caused for the stone material of surrounding, improves operating efficiency.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of efficient rock drilling machine drill tool, including bore bit（1）And drill steel（2）, the bore bit（1）Surface be uniformly provided with projection
（3）, the bore bit（1）Surface leave through hole（4）, it is characterised in that：The bore bit（1）Rear side leave groove（5）, it is described
Drill steel（2）Front end be plugged in groove（5）Inner chamber in, and drill steel（2）Pass through vibrating mechanism（6）With groove（5）Inner chamber connect
Connect；
The vibrating mechanism（6）Including circular groove（7）, the circular groove（7）Located at groove（5）Bottom land, the circular groove（7）Bottom land
It is connected with the first spring（8）, first spring（8）The other end be connected with nahlock（9）, the nahlock（9）Located at drill steel（2）
Front center, the drill steel（2）Front end be circumferentially uniformly provided with circular hole（10）, the circular hole（10）Inner chamber be connected with second
Spring（11）, the second spring（11）The other end be connected to groove（5）Bottom land, the drill steel（2）Bar wall leave circle
Annular groove（12）, the annular groove（12）Groove in be socketed with the 3rd spring（13）, the groove（5）Outside cell wall be provided with annulus
Projection（14）, the annulus projection（14）Positioned at the 3rd spring（13）Outside；
Or the vibrating mechanism（6）Including the 4th spring（15）, the 4th spring（15）Both ends difference connecting groove（5）'s
Bottom land and drill steel（2）Front end, the drill steel（2）Front end be provided with spacing tube seat（16）, the groove（5）Bottom land be provided with pair
Answer spacing tube seat（16）Gag lever post（17）, the drill steel（2）Bar wall the upper side and lower side leave chute（18）, the chute
（18）Inner chamber be provided with sliding block（19）, the sliding block（19）Outside be connected with the 5th spring（20）, the 5th spring（20）
Outside and groove（5）Cell wall be fixedly connected.
A kind of 2. efficient rock drilling machine drill tool according to claim 1, it is characterised in that：The through hole（4）Inner side with
Groove（5）Bottom land connection.
A kind of 3. efficient rock drilling machine drill tool according to claim 1, it is characterised in that：The bore bit（1）With drill steel（2）
Junction be provided with resilient dust set.
A kind of 4. efficient rock drilling machine drill tool according to claim 1, it is characterised in that：The circular hole（10）Quantity not
Less than six groups, and uniformly circumferentially it is located at drill steel（2）Front end side wall.
A kind of 5. efficient rock drilling machine drill tool according to claim 1, it is characterised in that：4th spring（15）Number
Amount is no less than 4 groups, and is uniformly installed on groove（5）Bottom land.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840810.2A CN105443032B (en) | 2015-11-27 | 2015-11-27 | A kind of efficient rock drilling machine drill tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510840810.2A CN105443032B (en) | 2015-11-27 | 2015-11-27 | A kind of efficient rock drilling machine drill tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443032A CN105443032A (en) | 2016-03-30 |
| CN105443032B true CN105443032B (en) | 2018-04-03 |
Family
ID=55553613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510840810.2A Expired - Fee Related CN105443032B (en) | 2015-11-27 | 2015-11-27 | A kind of efficient rock drilling machine drill tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105443032B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165214B (en) * | 2017-06-13 | 2019-12-13 | 李根芝 | Dust fall is quartering hammer for breaker |
| CN110439469A (en) * | 2019-08-28 | 2019-11-12 | 山东源运通矿山装备科技有限公司 | Pneumatic pick hammer drill |
| CN110566178A (en) * | 2019-09-03 | 2019-12-13 | 安徽科信矿山机械制造有限公司 | Intelligent protection device for rock drill and use method thereof |
| CN114541969A (en) * | 2022-04-26 | 2022-05-27 | 中建八局西南建设工程有限公司 | Percussion bit for rock stratum drilling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385665A (en) * | 1979-10-23 | 1983-05-31 | Fritz Knoll | Kinetic energy absorber |
| CN1619093A (en) * | 2003-11-20 | 2005-05-25 | 东北大学纤具开发研究中心 | Bit shank structure of gadding machine |
| CN201306123Y (en) * | 2008-11-27 | 2009-09-09 | 徐荣恩 | Composite cushioned drill bit |
| CN201915856U (en) * | 2010-12-24 | 2011-08-03 | 贵阳捷盛科技实业发展有限公司 | Drill rod and drill bit structure for rock drilling machine |
| CN202689949U (en) * | 2012-07-25 | 2013-01-23 | 贾鑫玉 | Multifunctional PDC (Polycrystalline Diamond Compact) bit |
| CN103109033A (en) * | 2010-07-01 | 2013-05-15 | 弗莱克斯钻孔有限公司 | Radial vibrational apparatus |
-
2015
- 2015-11-27 CN CN201510840810.2A patent/CN105443032B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385665A (en) * | 1979-10-23 | 1983-05-31 | Fritz Knoll | Kinetic energy absorber |
| CN1619093A (en) * | 2003-11-20 | 2005-05-25 | 东北大学纤具开发研究中心 | Bit shank structure of gadding machine |
| CN201306123Y (en) * | 2008-11-27 | 2009-09-09 | 徐荣恩 | Composite cushioned drill bit |
| CN103109033A (en) * | 2010-07-01 | 2013-05-15 | 弗莱克斯钻孔有限公司 | Radial vibrational apparatus |
| CN201915856U (en) * | 2010-12-24 | 2011-08-03 | 贵阳捷盛科技实业发展有限公司 | Drill rod and drill bit structure for rock drilling machine |
| CN202689949U (en) * | 2012-07-25 | 2013-01-23 | 贾鑫玉 | Multifunctional PDC (Polycrystalline Diamond Compact) bit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443032A (en) | 2016-03-30 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180302 Address after: No. 3150 road 415000 Changde city of Hunan Province in Wuling District Applicant after: Hunan University of Arts and Science Address before: 415001 Yongfeng City, Changde Province Economic and Technological Development Zone, Changde Town, a group of Hunan neighborhood committee Applicant before: Hunan is permanent in rock drilling Science and Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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