CN207160987U - Drill bit and apply its corning machine - Google Patents
Drill bit and apply its corning machine Download PDFInfo
- Publication number
- CN207160987U CN207160987U CN201720021043.7U CN201720021043U CN207160987U CN 207160987 U CN207160987 U CN 207160987U CN 201720021043 U CN201720021043 U CN 201720021043U CN 207160987 U CN207160987 U CN 207160987U
- Authority
- CN
- China
- Prior art keywords
- cutter tooth
- standby
- initial
- drill bit
- tooth
- 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
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a kind of drill bit and applies its corning machine, is related to boring and coring equipment technical field, operating efficiency relatively low technical problem shorter to improve the service life of drill bit in the corning machine of prior art.In drill bit provided by the utility model, including：Drill and body, drill are located at the bottom of body；Drill includes cutter head, and cutter head is provided with initial cutter tooth and standby cutter tooth；Initially it is distributed side by side between cutter tooth and standby cutter tooth, and the height of initial cutter tooth is higher than the height of standby cutter tooth.The utility model is mainly used in the manufacturing of drill bit and corning machine.
Description
Technical field
Boring and coring equipment technical field is the utility model is related to, more particularly, to a kind of drill bit and applies its coring
Machine.
Background technology
Corning machine is a kind of during building or detection of construction quality, and coring, bore operation are carried out to armored concrete
Ideal efficient electric instrument, the equipment to concrete material in addition to it can carry out coring drilling, to other hard crisp materials
Material such as fragment of brick, marble, admant material, ceramics, the coring boring work of resin material are also fully able to be competent at.
Concrete hole drilling core taking machine is widely used in the cement concretes such as highway, airport, harbour, harbour, dam, pitch mixes
In solidifying native, lime stone foundation construction work.During real work, the drill bit of corning machine plays a significant role, and it is necessary to have stronger
Shock resistance and toughness.The usual drillstock of drill bit, drilling rod and the drill of existing corning machine, the drill are arranged on the bottom of the drilling rod
End, the drillstock are arranged on the top of the drilling rod.
However, inventors herein have recognized that, drill of the prior art is due to by stronger impact and frictional force, leading to
Normal service life is shorter, easily causes the relatively low phenomenon of operating efficiency.Therefore how a kind of drill bit is provided and apply its coring
Machine, there is longer service life, operating efficiency can be effectively improved, the technology for turning into those skilled in the art's urgent need to resolve is asked
Topic.
Utility model content
The purpose of this utility model is to provide a kind of drill bit and applies its corning machine, to improve the coring of prior art
The service life of drill bit is shorter in machine, the relatively low technical problem of operating efficiency.
The utility model provides a kind of drill bit, including：Drill and body, the drill are located at the bottom of the body；Institute
Stating drill includes cutter head, and the cutter head is provided with initial cutter tooth and standby cutter tooth；The initial cutter tooth and the standby cutter tooth it
Between be distributed side by side, and the height of the initial cutter tooth is higher than the height of the standby cutter tooth.
Wherein, the cutter head includes standby cutter tooth described in initial cutter tooth described in a row and at least two rows, often arranges described initial
Cutter tooth includes at least two initial cutters tooth, and often arranging the standby cutter tooth includes at least two standby cutters tooth, respectively arranges it
Between stepped distribution.
Specifically, the row's of being provided with thing groove, row's thing groove are used between the initial cutter tooth and between the standby cutter tooth
Waste water or waste residue are discharged when in the bit operation.
Further, the initial blade of cutter tooth and the blade of the standby cutter tooth are matrix blade, the matrix
Blade is used for the sharpness for strengthening the cutter head.
Further, the initial blade of cutter tooth and the blade of the standby cutter tooth are in relative to incision plane
The angle of inclination of 15-45 degree.
Specifically, the first groove is provided with the middle part of the initial cutter tooth, second is provided with the middle part of the standby cutter tooth
Groove, first groove and second groove are used to form section.
Further, the drill includes at least two cutter heads, and the cutter head is arranged at intervals and surrounds circle, often
The initial cutter tooth on the individual cutter head is located at the inner ring of the standby cutter tooth.
Further, the cutter head includes the initial cutter tooth stepped from the inside to the outside and being arranged side by side, first standby
With cutter tooth and the second standby cutter tooth, and the initial height of cutter tooth, the height of the first standby cutter tooth and described second standby
Reduced successively with the height of cutter tooth.
Further, the initial cutter tooth is higher 2-3mm than the described first standby cutter tooth, and the first standby cutter tooth compares institute
State the second standby high 2-3mm of cutter tooth.
Relative to prior art, drill bit described in the utility model has the advantage that：
In drill bit provided by the utility model, including：Drill and body, drill are located at the bottom of body；Drill includes knife
Head, cutter head are provided with initial cutter tooth and standby cutter tooth；Initially it is distributed side by side between cutter tooth and standby cutter tooth, and the height of initial cutter tooth
Height of the degree higher than standby cutter tooth.Thus analysis understand, in drill bit provided by the utility model, due to be provided with initial cutter tooth and
Standby cutter tooth, and the height of initial cutter tooth is higher than the height of standby cutter tooth, therefore when in use, initial cutter tooth plays work first
With drill bit is drilled or sampled to reinforcing bar or concrete substrate by initial cutter tooth, and initial cutter tooth is directly rushed by base material
Hit and rub, now standby cutter tooth is unaffected；Can not effectively it be worked by heavy wear using a period of time when initial cutter tooth
When, can polish initial cutter tooth the height cut down to standby cutter tooth is less than, and now standby cutter tooth can play a role, and drill bit leads to
Cross the operation that standby cutter tooth continues that armored concrete base material is drilled or sampled.Compared with prior art, the utility model
The drill bit of offer, successively played a role by initial cutter tooth and standby cutter tooth, the service life of drill can be extended, avoid using
The inconvenience of period more bit change, and then the service life for effectively extending drill bit is realized, the overall beneficial effect for improving operating efficiency,
The use value of drill bit can also be increased simultaneously.
The utility model also provides a kind of corning machine, including above-mentioned drill bit, in addition to fuselage main body, the drill bit installation
In the fuselage main body.
The corning machine is same relative to Dominant Facies possessed by prior art with above-mentioned drill bit, will not be repeated here.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation for drill bit that the utility model embodiment provides；
Fig. 2 is the structural representation of cutter head in Fig. 1；
Fig. 3 is the structural representation for another drill bit that the utility model embodiment provides；
Fig. 4 is the structural representation of cutter head in Fig. 3；
Fig. 5 is that the structural representation inside thing groove is arranged in Fig. 4.
Icon：001- drills；002- bodys；011- cutter heads；The initial cutters tooth of 111-；The standby cutters tooth of 112-；113- arranges thing groove；
1131- supporting parts；The grooves of 1111- first；The grooves of 1121- second；The first standby cutters tooth of 114-；The second standby cutters tooth of 115-.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is a kind of structural representation for drill bit that the utility model embodiment provides.
As shown in figure 1, the utility model embodiment provides a kind of drill bit, including：Drill 001 and body 002, drill 001
Positioned at the bottom of body 002；Drill 001 includes cutter head 011, and cutter head 011 is provided with initial cutter tooth 111 and standby cutter tooth 112；Just
It is distributed side by side between beginning cutter tooth 111 and standby cutter tooth 112, and the height of initial cutter tooth 111 is higher than the height of standby cutter tooth 112.
Relative to prior art, the drill bit described in the utility model embodiment has the advantage that：
In the drill bit that the utility model embodiment provides, as shown in figure 1, including：Drill 001 and body 002, drill 001
Positioned at the bottom of body 002；Drill 001 includes cutter head 011, and cutter head 011 is provided with initial cutter tooth 111 and standby cutter tooth 112；Just
It is distributed side by side between beginning cutter tooth 111 and standby cutter tooth 112, and the height of initial cutter tooth 111 is higher than the height of standby cutter tooth 112.
Thus analysis is understood, in the drill bit that the utility model embodiment provides, due to being provided with initial cutter tooth 111 and standby cutter tooth 112,
And the height of initial cutter tooth 111 is higher than the height of standby cutter tooth 112, therefore when in use, initial cutter tooth 111 plays work first
With drill bit is drilled or sampled to reinforcing bar or concrete substrate by initial cutter tooth 111, and initial cutter tooth 111 is directly by base
The impact and friction of material, now standby cutter tooth 112 is unaffected；When initial cutter tooth 111 using a period of time by heavy wear, nothing
When method effectively works, can polish initial cutter tooth 111 height cut down to standby cutter tooth 112 is less than, now standby cutter tooth 112
It can play a role, the operation that drill bit by standby cutter tooth 112 continues that reinforcing bar or concrete substrate are drilled or sampled.With
Prior art is compared, and the drill bit that the utility model embodiment provides, is successively played by initial cutter tooth 111 and standby cutter tooth 112
Effect, the service life of drill 001 can be extended, avoid the inconvenience of more bit change during use, and then realized effectively to extend and bore
The service life of head, it is overall to improve the beneficial effect of operating efficiency, while can also increase the use value of drill bit.
Alternatively, in order to further extend the service life of drill bit, in the drill bit that the utility model embodiment provides, cutter head
011 can include the initial cutter tooth 111 of a row and the standby cutter tooth 112 of at least two rows, and often arranging initial cutter tooth 111 is included at the beginning of at least two
Beginning cutter tooth 111, often arranging standby cutter tooth 112 includes at least two standby cutters tooth 112, stepped distribution between each row.Due to knife
First 011 includes the initial cutter tooth 111 of a row and the standby cutter tooth 112 of at least two rows, therefore when being punched or being sampled using drill bit, just
Beginning cutter tooth 111 first plays a role, and after a period of time, the initial serious wear of cutter tooth 111 can be by by initial cutter tooth 111
Polishing is cut down to the mode for exposing the standby cutter tooth 112 of first row adjacent thereto, is realized and is extended drilling life of bit for the first time
Purpose；, can be by the way that the standby cutter tooth 112 of first row be beaten after the standby cutter tooth 112 of first row is using a period of time serious wear
Grinding reduces to the mode for exposing the standby cutter tooth 112 of second row adjacent thereto, realizes second of mesh for extending drilling life of bit
's；The purpose for repeatedly extending drilling life of bit is constantly realized by follow-up standby cutter tooth 112 in this way.
Fig. 2 is the structural representation of cutter head in Fig. 1.
Specifically, it is stuck or rotate inflexible problem, such as Fig. 2 in order to prevent from occurring during bit operation drill 001
It is shown, in the drill bit that the utility model embodiment provides, on each cutter head 011, between initial cutter tooth 111 and standby cutter tooth
The row's of being provided with thing groove 113 between 112, row's thing groove 113 are used to discharge waste water or waste residue in bit operation.During the manufacturing,
Initial cutter tooth 111 and standby cutter tooth 112 are correspondingly arranged, row's thing groove 113 between initial cutter tooth 111 between standby cutter tooth 112
Also it is correspondingly arranged.When bit punches or samples, row's thing groove 113 can discharge the waste residues such as caused chip rapidly, from
And the problem of can effectively avoiding waste residue from blocking drill 001；It is complete if necessary to be continuously added cooling water during bit operation
It can also be flowed out into the waste water after cooling effect by arranging thing groove 113, so as to ensure that drill 001 is successfully operated.
Wherein, in order to strengthen the intensity of cutter head 011, the problem of preventing cutter tooth to be easily damaged, as shown in Fig. 2 this practicality is new
In the drill bit that type embodiment provides, supporting part 1131 is also provided with row's thing groove 113；Preferably, supporting part 1131 can
Think corner block.
Further, in order to improve the sharpness of drill 001, as shown in Fig. 2 the drill bit that the utility model embodiment provides
In, the blade of the initial cutter tooth 111 on each cutter head 011 and the blade of standby cutter tooth 112 are matrix blade, matrix blade
For strengthening the sharpness of cutter head 011.Because the blade of initial cutter tooth 111 and the blade of standby cutter tooth 112 are matrix blade,
Therefore matrix blade can increase point of penetration of the blade on object to be drilled, so as to effectively strengthen the sharpness of cutter head 011, energy
Enough quickly complete the process of drilling or sampling.
Further, in order to ensure that drill 001 has preferable cut-in angle, drill 001 is enable to cut more quickly
Hard thing, as shown in Figure 1 with Figure 2, in the drill bit that the utility model embodiment provides, on each cutter head 011, initial cutter tooth
The blade of 111 blade and standby cutter tooth 112 is relative to the angle of inclination that incision plane is in 15-45 degree.Due to initial cutter tooth
The blade of 111 blade and standby cutter tooth 112 is respectively provided with angle of inclination relative to incision plane, therefore can realize along drill
001 circumferential direction, the height of initial cutter tooth 111 gradually increases on each cutter head 011, and the height of standby cutter tooth 112 also by
It is cumulative big, so as to which in drilling or sampling, bit contact object to be drilled, the drill 001 with angle of inclination can be easier
Object to be drilled is cut on ground, so as to quickly favorably accomplish drilling or sampling work.
It is preferred that the initial blade of cutter tooth 111 and the blade of standby cutter tooth 112 can be in 30 degree relative to incision plane
Angle of inclination.
Alternatively, the blade of initial cutter tooth 111 and the blade of standby cutter tooth 112 can relative to the incline direction of incision plane
To be to be tilted to the right or be tilted to the left.
A progressive ground, in order to increase section, makes drill 001 more easily cut hard thing and is drilled or sampled, such as Fig. 2
With reference to shown in Fig. 1, in the drill bit that the utility model embodiment provides, on each cutter head 011, the middle part of initial cutter tooth 111 can
To be provided with the first groove 1111, the middle part of standby cutter tooth 112 can be provided with the second groove 1121, the first groove 1111 and
Two grooves 1121 are used to form section.When drill 001 is punched or sampled, due to initial cutter tooth 111 on each cutter head 011
In the effect of the first groove 1111 or the effect of the second groove 1121 in standby cutter tooth 112, by increasing capacitance it is possible to increase corresponding cutter tooth and hard thing
Contact surface, i.e., drill 001 when rotated increase by section, is drilled or is sampled so as to more easily cut hard thing.
During practical application, in order to further improve operating efficiency, while avoid because waste residue or waste water enter drill 001
Inside, the effect punched or sampled is influenceed, as shown in figure 1, in the drill bit that the utility model embodiment provides, drill 001 can be with
Including at least two cutter heads 011, cutter head 011 is arranged at intervals and surrounds circle, and the initial cutter tooth 111 on each cutter head 011 is located at
The inner ring of standby cutter tooth 112.Because drill 001 includes at least two cutter heads 011, cutter head 011 is arranged at intervals and surrounds circle,
When therefore drilling or sample by drill 001, multiple synchronous rotaries of cutter head 011 can make drill 001 complete work more quickly,
Improve operating efficiency；Because the initial cutter tooth 111 on each cutter head 011 is located at the inner ring of standby cutter tooth 112, i.e., initial cutter tooth
111 and standby cutter tooth 112 position relationship be along drill 001 radial direction it is stepped from the inside to the outside and height gradually drop
Low, initial cutter tooth 111 is located at the position of innermost circle, therefore waste residue or waste water during the work of cutter head 011 can be avoided to enter cutter head 011
Inside, influence the effect punched or sampled.
Needed with reference to real work, the diameter of drill 001 can have different sizes, such as 50-200mm.Alternatively, bore
The diameter of knife 001 is typical but non-limiting to be:50mm, 100mm, 120mm, 150mm or 200mm.The length of body 002
Can there are different sizes, such as 400-2000mm.Alternatively, the length of body 002 is typical but non-limiting to be
400mm, 600mm, 800mm, 1000mm, 1200mm, 1500mm, 1800mm or 2000mm.
Fig. 3 is the structural representation for another drill bit that the utility model embodiment provides.
It is preferred that can either ensure that drill bit smoothly completes the work of punching or sampling to realize, and can is more than enough time to prolong
The service life of long drill 001, as shown in figure 3, in the drill bit that the utility model embodiment provides, multiple intervals can be included and set
The cutter head 011 put, it is standby that each cutter head 011 can include initial cutter tooth 111, first that is stepped from the inside to the outside and being arranged side by side
With 114 and second standby cutter tooth 115 of cutter tooth, and the initial height of cutter tooth 111, the height of the first standby cutter tooth 114 and second are standby
Reduced successively with the height of cutter tooth 115.The number of initial cutter tooth 111 can be one or more, accordingly, the first standby cutter tooth
114 number and the number of the second standby cutter tooth 115 also may each be one or more.In use, the initial cutter tooth of innermost circle
111 play a role first, are drilled or are sampled, and the first standby 114 and second standby cutter tooth 115 of cutter tooth is unaffected.By
It is located at innermost circle in initial cutter tooth 111, waste residue can be avoided to enter inside drill 001 in the course of work, influence to drill or take
The effect of sample, after a period of time initial serious wear of cutter tooth 111, reduction that initial cutter tooth 111 can be polished is to exposing the
Untill one standby cutter tooth 114, then the first standby cutter tooth 114 can after initial cutter tooth 111 it is follow-up it is continuous play a role, second is standby
Cutter tooth 115 is unaffected, it is achieved thereby that extending the purpose in the life-span of drill 001 for the first time；When the first standby cutter tooth 114 wears sternly
After weight, the first standby cutter tooth 114 can be polished to reduction untill the second standby cutter tooth 115 is exposed, then the second standby cutter tooth
115 can continue to play a role, it is achieved thereby that second of purpose for extending the life-span of drill 001.Pass through setting for above-mentioned cutter head 011
Put, can repeatedly extend the service life of drill 001, so as to efficiently extend the service life of drill bit, improve making for drill bit
With value.
Fig. 4 is the structural representation of cutter head in Fig. 3.
In order to realize be independent of each other between initial cutter tooth 111, the first standby 114 and second standby cutter tooth 115 of cutter tooth,
And it is easy to follow-up polishing to cut down the purpose used, and as shown in Fig. 4 combinations Fig. 3, in the drill bit that the utility model embodiment provides,
On each cutter head 011, the initial standby 114 high 2-3mm of cutter tooth of cutter tooth 111 to the first, the first standby standby knife of cutter tooth 114 to the second
115 high 2-3mm of tooth.After initial cutter tooth 111 is worn seriously, it is only necessary to just can to the direction polishing 2-3 millimeters of body 002
Expose the first standby cutter tooth 114, the first standby cutter tooth 114 is can be used in drilling or sampling work, similarly, when first standby
After the serious wear of cutter tooth 114, it is only necessary to continue that to the direction polishing 2-3 millimeters of body 002 the second standby cutter tooth just can be exposed
115, so that the second standby cutter tooth 115 can be used in drilling or sampling work, and then realize effectively prolong through the above way
The purpose in long drill bit life-span.
Fig. 5 is that the structural representation inside thing groove is arranged in Fig. 4.
Herein it should be noted that the row's of being additionally provided with thing groove 113 on cutter head 011, in order to strengthen the intensity of cutter head 011, such as
Shown in Fig. 5 combinations Fig. 4, supporting part 1131 can be provided with row's thing groove 113；Preferably, supporting part 1131 can be corner block.
During practical application, the utility model embodiment also provides a kind of corning machine, and the corning machine is included as described above
Drill bit, in addition to fuselage main body, drill bit are fixedly mounted in fuselage main body by body 002.In use, pass through fuselage main body band
Dynamic drill bit rotation is drilled or sampling work.Because drill bit is provided with initial cutter tooth 111 and standby cutter tooth 112, therefore pass through
Standby cutter tooth 112 continues initial cutter tooth 111 and played a role, and the service life of drill bit is effectively extended, so as to be effectively ensured
Corning machine can be efficiently operated for a long time.Drill bit punching or sampling size are accurate in corning machine, any surface finish after drilling, and
Accidental destruction does not occur to drilling through thing, can be provided favorably for the drilling operation in engineering construction or the work of sample core detection
Ensure.
In the drill bit of above-mentioned corning machine, because the initial cutter tooth 111 on each cutter head 011 is located at standby cutter tooth 112
Inner ring, i.e., it along the radial direction of drill 001 is in ladder from the inside to the outside that the position relationship of initial cutter tooth 111 and standby cutter tooth 112, which is,
Shape and height gradually reduces, initial cutter tooth 111 be located at the position of innermost circle, thus when can avoid the work of cutter head 011 waste residue or
Waste water enters inside cutter head 011, influences the effect punched or sampled.In addition, on each cutter head 011, the sword of initial cutter tooth 111
The blade of portion and standby cutter tooth 112 is relative to the angle of inclination that incision plane is in 15-45 degree, it is therefore preferable to 30 degree of inclination angle
Degree.Because the blade of initial cutter tooth 111 and the blade of standby cutter tooth 112 are respectively provided with angle of inclination relative to incision plane, therefore
The circumferential direction along drill 001 can be realized, the height of initial cutter tooth 111 gradually increases on each cutter head 011, and standby cutter tooth
112 height also gradually increases, so as in drilling or sampling, bit contact object to be drilled, have the drill at angle of inclination
001 can more easily cut object to be drilled, so as to quickly favorably accomplish drilling or sampling work.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. drill bit, it is characterised in that including：Drill and body, the drill are located at the bottom of the body；The drill includes cutter head, and the cutter head is provided with initial cutter tooth and standby cutter tooth；The initial cutter tooth and described standby It is distributed side by side between cutter tooth, and the height of the initial cutter tooth is higher than the height of the standby cutter tooth.
- 2. drill bit according to claim 1, it is characterised in that the cutter head includes initial cutter tooth and at least two described in a row The standby cutter tooth is arranged, often arranging the initial cutter tooth includes at least two initial cutters tooth, and often arranging the standby cutter tooth includes At least two standby cutters tooth, respectively stepped distribution between row.
- 3. drill bit according to claim 2, it is characterised in that between the initial cutter tooth and between the standby cutter tooth The row's of being provided with thing groove, row's thing groove are used to discharge waste water or waste residue in the bit operation.
- 4. drill bit according to claim 3, it is characterised in that the initial blade of cutter tooth and the sword of the standby cutter tooth Portion is matrix blade, and the matrix blade is used for the sharpness for strengthening the cutter head.
- 5. the drill bit according to claim 1 or 4, it is characterised in that the blade and the standby cutter tooth of the initial cutter tooth Blade relative to incision plane be in 15-45 degree angle of inclination.
- 6. drill bit according to claim 5, it is characterised in that be provided with the first groove, institute in the middle part of the initial cutter tooth State and the second groove is provided with the middle part of standby cutter tooth, first groove and second groove are used to form section.
- 7. drill bit according to claim 6, it is characterised in that the drill includes at least two cutter heads, the knife Head is arranged at intervals and surrounds circle, and the initial cutter tooth on each cutter head is located at the inner ring of the standby cutter tooth.
- 8. drill bit according to claim 2, it is characterised in that the cutter head includes stepped from the inside to the outside and set side by side Initial cutter tooth, the first standby cutter tooth and the second standby cutter tooth put, and it is the height of the initial cutter tooth, described first standby The height of cutter tooth and the height of the second standby cutter tooth reduce successively.
- 9. drill bit according to claim 8, it is characterised in that the initial cutter tooth is higher 2- than the described first standby cutter tooth 3mm, the first standby cutter tooth are higher 2-3mm than the described second standby cutter tooth.
- A kind of 10. corning machine, it is characterised in that including the drill bit described in claim any one of 1-9, in addition to fuselage main body, The drill bit is arranged in the fuselage main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021043.7U CN207160987U (en) | 2017-01-09 | 2017-01-09 | Drill bit and apply its corning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720021043.7U CN207160987U (en) | 2017-01-09 | 2017-01-09 | Drill bit and apply its corning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207160987U true CN207160987U (en) | 2018-03-30 |
Family
ID=61708454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720021043.7U Expired - Fee Related CN207160987U (en) | 2017-01-09 | 2017-01-09 | Drill bit and apply its corning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207160987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922445A (en) * | 2020-06-18 | 2020-11-13 | 西安理工大学 | Conical honing wheel and gear honing processing method |
-
2017
- 2017-01-09 CN CN201720021043.7U patent/CN207160987U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922445A (en) * | 2020-06-18 | 2020-11-13 | 西安理工大学 | Conical honing wheel and gear honing processing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102434105B (en) | Composite bit with rotary cut rock-breaking function | |
| CN109322684B (en) | Roofbolter with protection function for oil drilling | |
| CN102392603A (en) | Compound bit formed by rotary cutting bit and PDC (polycrystalline diamond compact) blades | |
| CN112901082A (en) | Drill bit for rotary drilling into hard rock | |
| CN207160987U (en) | Drill bit and apply its corning machine | |
| CN102022084B (en) | Compound single cone bit | |
| CN101812971B (en) | Combined bit | |
| CN219281664U (en) | Miniature bored concrete pile drill bit | |
| CN202441267U (en) | Combined drill bit having rock-breaking function through rotary cutting | |
| CN104110263A (en) | Cutter disc structure for TBM (tunnel boring machine) | |
| CN114458170B (en) | Highway engineering road surface drilling system | |
| CN204002830U (en) | A kind of cutter head structure for TBM | |
| CN102400646A (en) | Composite bit formed by rotary cut bit and roller bit | |
| CN208734282U (en) | It is a kind of that wear-resisting reaming cutterhead is freely combined | |
| CN202441259U (en) | Combined drill bit formed by rotary-cutting drill bit and cone drill bit | |
| CN109268024A (en) | Magnetic force change type intelligence tool changing cutting arrangement for soft or hard stratum | |
| CN105507818B (en) | Guide type combines drills for stone | |
| CN103939024A (en) | Drill bit suitable for hard sandy soil | |
| CN208502785U (en) | A kind of combined cut formula hard rock mole cutterhead and its development machine | |
| CN106246108B (en) | A kind of hard rock coring bit | |
| CN202441266U (en) | A combined bit formed by a PDC bit and a rotary cut bit | |
| CN107420028B (en) | Percussion drill and percussion drill | |
| Schwander et al. | Electromechanical drilling of a 300 m core in a dry hole at Summit, Greenland | |
| CN215108754U (en) | Well-reversing drill bit and well-reversing drilling machine | |
| CN221096413U (en) | Five-blade quick PDC drill bit with high stability |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20200109 |