CN102691254A - Cutting tool - Google Patents
Cutting tool Download PDFInfo
- Publication number
- CN102691254A CN102691254A CN201210074873.8A CN201210074873A CN102691254A CN 102691254 A CN102691254 A CN 102691254A CN 201210074873 A CN201210074873 A CN 201210074873A CN 102691254 A CN102691254 A CN 102691254A
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- China
- Prior art keywords
- cutting tool
- axial
- axially
- superhard
- hard
- 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.)
- Pending
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- 238000005520 cutting process Methods 0.000 title claims abstract description 165
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 28
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 9
- 239000010432 diamond Substances 0.000 claims abstract description 9
- 229910052582 BN Inorganic materials 0.000 claims abstract description 6
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000005245 sintering Methods 0.000 claims description 12
- 238000003763 carbonization Methods 0.000 claims description 11
- JPNWDVUTVSTKMV-UHFFFAOYSA-N cobalt tungsten Chemical compound [Co].[W] JPNWDVUTVSTKMV-UHFFFAOYSA-N 0.000 claims description 9
- 239000010941 cobalt Substances 0.000 claims 2
- 229910017052 cobalt Inorganic materials 0.000 claims 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 2
- 239000010937 tungsten Substances 0.000 claims 2
- 229910052721 tungsten Inorganic materials 0.000 claims 2
- 238000005476 soldering Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000003467 diminishing effect Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
Abstract
A cutting tool for use in impinging earth strata includes a cutting tool body having a head portion at an axial forward end, a collar portion axially rearward of the head portion, and a shank portion axially rearward of the collar portion at an axial rearward end, wherein the cutting tool body contains a first socket at the axial forward end thereof. The shank portion generally tapers in the axial rearward direction. The cutting tool also includes a hard cutting member affixed to the cutting tool body within the first socket. The hard cutting member includes an axial forward end and an axial rearward end. The hard cutting member also includes a superhard axial forward portion of the axial forward end thereof, wherein the superhard axial forward portion comprises a substrate and a layer of superhard material adhered to the substrate. The substrate of the superhard axial forward portion generally tapers in the axial rearward direction. The hard cutting member further includes a hard axial rearward portion contiguous with and axially rearward of the superhard axial forward portion and includes a second socket structured and arranged for receiving the superhard axial forward portion. In one aspect of the invention, the layer of superhard material includes polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN).
Description
Technical field
Present invention relates in general to a kind of cutting tool, this cutting tool can be used for impacts or stratum, for example as asphalt pavement material, coal deposit thing, mineral structure layer etc.Or rather; The present invention relates to above-mentioned cutting tool, but wherein this cutting tool can be rotating or carry a hard cutting member or a superhard cutting member about the cutting tool of a kind of index type of its central longitudinal axis symmetry, at its axial forward end place around its central longitudinal axis.This superhard cutting member can be processed (perhaps comprising a part of being processed by superhard material) by a kind of superhard material.Useful in the present invention superhard material includes but not limited to following material: for example polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN).
Background technology
A kind of cutting tool typically presents a kind of microscler generally, columniform geometry.This cutting tool comprises a microscler steel cutting tool body, and this cutting tool body has an axial forward end and an opposite axial rearward end.A hard cutting member or a superhard cutting member typically are attached on the axial forward end of this cutting tool body.This cutting tool body has typically carried one by static knife rest (block) on the cylinder or entrained assembly or the device of anchor clamps, through this assembly or to install this cutting tool be rotating.Alternately, but this cutting tool can be calibration and cylinder on knife rest or anchor clamps in be fixed on the throne.
Cutting tool possibly stand the wearing and tearing of multiple mode owing to their operating environment and must be changed continually.Therefore often highly hope provide a kind of improved cutting tool, this improved cutting tool is compared the increase of having experienced the tool using life-span with known so far cutting tool.Same highly hope provide a kind of improved cutting tool, in case this cutting tool can be changed when it has reached the terminal point in its tool using life-span more easily and apace.
Summary of the invention
According to an aspect of the present invention, a kind of cutting tool body that has central longitudinal axis comprises: an axial forward end, axial rearward end, a head portion, a shank portion and a collar portion.This collar portion between and this head part and this shank portion between and be adjoining with them.This shank portion has an axial forward end and an axial rearward end, and this shank portion has at this axial continuous sphenoid from the axial forward end of this shank portion to the axial rearward end of this shank portion on backward the direction.
According to another aspect of the present invention; A kind of cutting tool that is used to clash into the stratum comprises a cutting tool body; This cutting tool body has: in the head portion at an axial forward end place, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion, wherein this cutting tool body is included in one first pod at its axial forward end place.This shank portion diminishes on this axial direction backward generally gradually.This cutting tool comprises that also is attached in a hard cutting member that is positioned at this first pod on this cutting tool body.
According to an other aspect of the present invention; A kind of cutting tool that is used to clash into the stratum comprises a cutting tool body; This cutting tool body has: in the head portion at an axial forward end place, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion, wherein this cutting tool body is included in one first pod at its axial forward end place.This cutting tool comprises that also is attached in a hard cutting member that is positioned at this first pod on this cutting tool body.The hard cutting member comprises an axial forward end and an axial rearward end.This hard cutting member also comprise of its axial forward end superhard axially to forward part, what wherein this was superhard axially comprises a substrate and adheres to this suprabasil ultra hard material layer to forward part.This superhard axial substrate to forward part diminishes in axial direction backward generally gradually.This hard cutting member further comprise a hard axially to the rear section, this hard axially be adjacent to that this is superhard axially to forward part and be positioned at its axial rearward direction and comprise by structuring and be arranged to and be used to receive that this is superhard axially to one second pod of forward part to the rear section.In one aspect of the invention, this ultra hard material layer comprises polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN).
According to an other aspect of the present invention; A kind of cutting tool that is used to clash into the stratum comprises a cutting tool body; This cutting tool body has: in the head portion at an axial forward end place, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion, wherein this cutting tool body is included in one first pod at its axial forward end place.This cutting tool comprises that also is attached in a hard cutting member that is positioned at this first pod on this cutting tool body.
After this manual and accompanying drawing are looked back, will more fully understand of the present invention these and other aspect.
Description of drawings
Fig. 1 is the phantom according to the side of a kind of cutting tool of one aspect of the invention.
Fig. 2 is according to decomposition view amplification, partial cross section of one aspect of the invention at a hard cutting member of the rotating cutting tool shown in Fig. 1.
The specific embodiment
Referring to accompanying drawing, Fig. 1 to Fig. 2 has showed a kind of cutting tool of the present invention, is appointed as 10 generally.In one aspect, present invention relates in general to a kind of road surface smoother what this showed.Yet, should be realized that the present invention is applicable to the cutting tool of other useful in the cutting operation of other kinds kinds.The various exemplary operation includes, but is not limited to: the cutting operation of road surface leveling (or milling), coal mining, concrete cutting and other kinds; The cutting tool that wherein has the hard cutting member (for example impinges upon substrate; Soil layer, road surface, road asphalt material, concrete and similar item) on; Have different big or small fragments thereby substrate is broken into, comprise the fragment of large-size or the fragment of bulk and reduced size (comprising dirt shape particle).In addition, be that cutting tool 10 of the present invention can be made with different sizes and size according to desirable tool applications with what be familiar with.
As employed at this, in use be fixed the generally cutting tool of rotating cutting tool on the throne or calibration of term " cutting tool " but be meant generally.
Microscler cutting tool body 12 comprises: a head portion 18, a shank portion 20 and a collar portion 22, wherein this collar portion 22 is between this head part 18 and this collar portion 22 and adjoining with them.Shank portion 20 comprises a cannelure 24 adjacent with axial rearward end 16, is used to receive a retaining ring 26, as general known.In one aspect, in the time of in being fit into a wedged hole tool holder, this retaining ring can axially keep this instrument and limit it and freely rotate, that is, but the instrument of a calibration.
This head 18 comprises one first pod 28 at the axial forward end place of cutting tool body 12.This pod 28 comprises a Frusto-conical part 30 and a columniform part 32.Pod 28 further comprises a basal surface 34.Should be realized that suppose the geometry of the geometry of this hard cutting member corresponding to this pod, then the pod of other geometries can be suitable for this cutting tool 10.Operable other geometries for example are illustrated in the U.S. Patent number 4,497,520,4,981,328 and 5,837,071.
According to an aspect of the present invention, the shank portion 20 of this cutting tool body 12 diminishes on this axial direction backward generally gradually.In other words, this shank portion 20 has a diameter D1 with near collar portion 22 axial forward end 15 places adjacent or it, and this diameter is greater than the diameter D2 at axial rearward end 16 places of shank portion 20.In one aspect, this diameter can reduce towards this axial rearward end 16 from the axial forward end of shank portion 20 (that is, be adjacent to collar portion 22 or near it) linearly.In yet another aspect, shank portion 20 have from axial forward end 15 (that is, this shank portion have diameter D1 part or near) to axial rearward end 16 (that is, this handle have diameter D2 part or near) a continuous sphenoid.
In one aspect, to compare with standard cutting insert assembly and particularly rotating cutting tool with the gap between knife rest or the anchor clamps be minimum to the handle of this wedge shape.Known rotating cutting tool generally only has the handle of cylindrical shape, and this seedstalk has roomy gap and freely rotates so that allow between this handle and this tool holder.
Referring to Fig. 2, this hard cutting member 40 comprises an axial forward end 42 and an axial rearward end 44 particularly.Hard cutting member 40 further comprise a hard axially to the rear section, illustrate by bracket 46 generally.This hard axially comprise an axial front 48 to rear section 46, this axial front and concave regions 50 are contiguous.Axially comprising to rear section 46 of this hard: a Frusto-conical generally part 52 is used for frusto-conically shaped portion 30 cooperations with pod 28; And a columniform generally part 54, be used for cylindrical part 32 cooperations with this pod 28.Like what stated, axially can being attached on the pod 44 through soldering of this hard to rear section 46.Axially can be for example processing of hard by a kind of hard material (for example as, the carbonization of sintering (cobalt) tungsten) to rear section 46.The grade that is adapted at carbonization (cobalt) tungsten of the sintering of this use for example comprises at the U.S. Patent number of authorizing Greenfield 4,859,543 and the U.S. Patent number 6,197 of authorizing Smith, those disclosed in 084.
Still referring to Fig. 2, this hard cutting member 40 further be included in of its axial forward end place superhard axially to forward part, shown in bracket 60.What this was superhard axially can comprise a substrate 62 to forward part 60, and this substrate can be for example processed by a kind of hard material carbonization (cobalt) tungsten of sintering (for example as).Be suitable for grade at carbonization (cobalt) tungsten of the sintering of this use and be included in those that disclose among following patent document one or more; These files relate to the compact of a kind of superhard material and a carbide (perhaps sintered-carbide) substrate: authorize Mitchell (Michele) U.S. Patent number 4,063,909, authorize Hall people's such as (Hall) U.S. Patent number 4; 604; 106, authorize the U.S. Patent number 4,694,918 of Hall (Hall) and authorize Se Lesiji people's such as (Salesky) U.S. Patent number 4; 811,801.Often expectation is that the grade of the sintered-carbide that in the U.S. Patent number of authorizing Greenfield (Greenfield) 4,859,543 and the U.S. Patent number 6,197,084 of authorizing Smith (Smith), discloses is suitable as this substrate too.The grade that is suitable as carbonization (cobalt) tungsten of the sintering of substrate 62 can be or can not be identical with the axially grade to carbonization (cobalt) tungsten of the sintering of rear section 46 that is suitable as hard.The concrete application of rotating cutting tool possibly require to be adapted at carbonization (cobalt) tungsten of the sintering of use therein particular level.In other words, the composition of substrate 62 can be or can not be axially identical to the composition of rear section 46 with hard.
Superhard axially further comprises a ultra hard material layer 64 that adheres in the substrate 62 to forward part 60.Ultra hard material layer 64 can comprise for example polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PCBN).Ultra hard material layer 64 can have a constant generally thickness and can be through any being applied in the substrate 62 in numerous known technologies, and wherein this superhard material is glued on the surface of this substrate 62.In addition, ultra hard material layer 64 is shown as has a hemispheric generally shape, but will be appreciated that as desirable or desired for concrete cutting operation, it can have other shape and configuration.
Through any can ultra hard material layer 64 (for example polycrystalline diamond) being applied in the substrate 62 in numerous technology, wherein this ultra hard material layer 64 is glued on the surface of substrate 62.Following patent document has disclosed the exemplary composition of polycrystalline diamond and a polycrystalline diamond layer has been applied to the exemplary techniques on the substrate surface: authorize Mitchell (Michele) U.S. Patent number 4,063,909, authorize Hall people's such as (Hall) U.S. Patent number 4; 604; 106, authorize the U.S. Patent number 4,694,918 of Hall (Hall) and authorize Se Lesiji people's such as (Salesky) U.S. Patent number 4; 811,801.
According to another aspect of the present invention, the sidewall 66 of substrate 62 diminishes on axial direction backward generally gradually.The braze joint shape of this wedge shape provides high strength and has compared better reliability with simple butt joint contact geometry, and the latter is typically used by known cutting tool, for example at U.S. Patent number 6,051, and 079 and 7,464, shown in 993.The sidewall 66 of these wedge shapes of substrate 62 can form through for example process of lapping, so that obtain the substrate 62 wedge shape, coniform shape of hope generally.
In another aspect of the present invention, the axially axial forward end 48 to rear section 46 of this hard has comprised second pod 56 that forms therein.Second pod 56 is by structuring and be arranged to and be used to receive that this is superhard axially to forward part 60.More particularly, this second pod 56 comprises a plurality of conical sidewalls 68, and these sidewalls are by structuring and be arranged to and receive that this is superhard axially to the sidewall 66 of the wedge shape of forward part 60.In one aspect, the sidewall 68 of this second pod 56 is axially diminishing on backward the direction generally gradually, is similar to the diminishing gradually of sidewall 66 of substrate 62.
In another aspect of the present invention, the sidewall 68 of second pod 56 can form by an angle X1, and this angle can be about 30 ° in an exemplary.The scope of angle X1 can be from about 10 ° to about 60 °.These are can suppress all angles of going out with sintering economically through conventional carbide process technology.Similarly, the sidewall 66 of substrate 62 can form with an angle X2, and this angle can be about 30 ° in an exemplary, so that corresponding with the sidewall 68 of the wedge shape of second pod 56.In one aspect, this angle X2 can be in than angle X1 go out greatly about 1 ° in about 2 ° scope.
As described, superhard axially is received in the axial in second pod 56 of rear section 46 of hard to forward part 60.Specifically, superhard axially to forward part 60 be soldered to through sidewall 66 substrate 62 be attached on the sidewall 68 of second pod 56 hard axially on rear section 46.Although and do not require, also can between a bottom section 72 of the basal surface 70 of substrate 62 and second pod 56, soldering be provided.The plug-in type soldering geometry of this wedge shape provide more surf zone with superhard axially to forward part 60 be bonded to hard axially on rear section 46; The cutting insert of minor diameter is used thereby allow more, as comparing with the cutting insert of the known dock soldering that is used for cutting tool.In one aspect, littler cutting insert diameter can be realized higher machine speed.Will be understood that other attachment methods except that soldering, for example, gluing or known in the art other attachment methods can use with the present invention.
Though a plurality of concrete aspect of the present invention has been described in the above, for those those of ordinary skill of this area, has been apparent that and carries out numerous variations and do not deviate from and like the present invention who limits in claims enclosed details of the present invention from explaining orally purpose.For example, in one aspect, the aspect of the handle of this wedge shape (for example; Handle 20) can be used to have different types of cutting tool of variety classes cutting insert; These cutting inserts are for example superhard cutting insert (for example, PCD or PCBN) or hard cutting insert (for example, carbide cutting insert) etc.The handle that is not wedge shape also can be used in combination with aspect of the present invention.On the other hand, can use the dissimilar cutting insert with difformity and configuration, wherein these sidewalls of this empiecement are soldered on the sidewall of the pod that receives it.In addition, the axial forward end of this cutting insert can have different shapes and configuration, for example as the desirable shape that is used for cutting insert hemispheric, Frusto-conical, conical or that other are known.In yet another aspect, superhard cutting insert (for example, PCD or PCBN) or hard cutting insert (for example, carbide cutting insert) or their combination can be used for the present invention.
Claims (24)
1. cutting tool body that has central longitudinal axis, this cutting tool body comprises:
An axial forward end and an axial rearward end;
One head portion, a shank portion and a collar portion, and this collar portion is between this head part and this shank portion and adjoining with them;
Wherein, this shank portion has an axial forward end and an axial rearward end, and this shank portion has at this axial continuous sphenoid from the axial forward end of this shank portion to the axial rearward end of this shank portion on backward the direction.
2. cutting tool body as claimed in claim 1, wherein, the diameter of the shank portion adjacent with the axial forward end of this shank portion is the diameter greater than the shank portion adjacent with this axial rearward end.
3. cutting tool body as claimed in claim 1, wherein, the diameter of this shank portion reduces to this axial rearward end from contiguous this axial forward end linearly.
4. cutting tool that is used to clash into the stratum, this cutting tool comprises:
A cutting tool body; This cutting tool body has: be positioned at an axial forward end place a head portion, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion, this cutting tool body is included in one first pod at its axial forward end place;
Wherein this shank portion diminishes on this axial direction backward generally gradually; And
A hard cutting member, this hard cutting member are attached to and are positioned on this cutting tool body within this first pod, and this hard cutting member comprises:
An axial forward end and an axial rearward end;
Be positioned at of its axial forward end place superhard axially to forward part; And
A hard axially to the rear section, this hard axially be adjacent to that this is superhard axially to forward part and be positioned at its axial rearward direction and have and be used to receive that this is superhard axially to one second pod of forward part to the rear section.
5. cutting tool as claimed in claim 4, wherein, this is superhard axially to comprise that to forward part a substrate and one adhere to this suprabasil ultra hard material layer.
6. cutting tool as claimed in claim 5, wherein this ultra hard material layer comprises polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PcBN).
7. cutting tool as claimed in claim 5, wherein this superhard axial substrate to forward part diminishes on this axial direction backward generally gradually.
8. cutting tool as claimed in claim 7, wherein this second pod comprises a plurality of sidewalls, these sidewalls are by structuring and be arranged to and be used to accept that this is superhard axially to the substrate of the wedge shape of forward part.
9. cutting tool as claimed in claim 8, wherein these sidewalls of this second pod diminish on this axial direction backward generally gradually.
10. cutting tool as claimed in claim 8, wherein the substrate of this wedge shape is soldered on the sidewall of these wedge shapes of this second pod.
11. cutting tool as claimed in claim 4, wherein carbonization (cobalt) the tungsten material that axially comprises a kind of sintering of this hard to the rear section.
12. cutting tool as claimed in claim 5, wherein this superhard carbonization (cobalt) tungsten material that axially comprises a kind of sintering to the substrate of forward part.
13. a cutting tool that is used to clash into the stratum, this cutting tool comprises:
A cutting tool body; This cutting tool body has: be positioned at an axial forward end place a head portion, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion, this cutting tool body is included in one first pod at its axial forward end place; And
A hard cutting member is attached to and is positioned on this cutting tool body within this first pod, and this hard cutting member comprises:
An axial forward end and an axial rearward end;
Be positioned at of its axial forward end place superhard axially to forward part; Wherein this superhard axially comprises that to forward part a substrate and one adhere to this suprabasil ultra hard material layer, and wherein this superhard axially axially diminishes on backward direction at this to substrate of forward part generally gradually; And
A hard axially to the rear section, this hard axially be adjacent to that this is superhard axially to forward part and be positioned at its axial rearward direction and have by structuring and be arranged to and be used to receive that this is superhard axially to one second pod of forward part to the rear section.
14. cutting tool as claimed in claim 13, wherein this ultra hard material layer comprises polycrystalline diamond (PCD) or polycrystalline cubic boron nitride (PcBN).
15. cutting tool as claimed in claim 13, wherein this second pod comprises a plurality of sidewalls, and these sidewalls are by structuring and be arranged to and be used to accept that this is superhard axially to the substrate of the wedge shape of forward part.
16. cutting tool as claimed in claim 15, wherein these sidewalls of this second pod diminish on this axial direction backward generally gradually.
17. cutting tool as claimed in claim 16, wherein the substrate of this wedge shape is soldered on the sidewall of wedge shape of this second pod.
18. cutting tool as claimed in claim 13, wherein this shank portion diminishes on this axial direction backward generally gradually.
19. cutting tool as claimed in claim 13, wherein carbonization (cobalt) the tungsten material that axially comprises a kind of sintering of this hard to the rear section.
20. cutting tool as claimed in claim 13, wherein this superhard carbonization (cobalt) tungsten material that axially comprises a kind of sintering to the substrate of forward part.
21. cutting tool body as claimed in claim 1, but wherein this cutting tool body is also rotating or calibration.
22. cutting tool as claimed in claim 4, but wherein this cutting tool body is also rotating or calibration.
23. cutting tool as claimed in claim 13, but wherein this cutting tool body is also rotating or calibration.
24. a cutting tool that is used to clash into the stratum, this cutting tool comprises:
A cutting tool body, this cutting tool body has: be positioned at a head portion at an axial forward end place, be positioned at the shank portion at an axial rearward end place at collar portion of the axial rearward direction of this head part and in the axial rearward direction of this collar portion; This cutting tool body is included in one first pod at its axial forward end place;
Wherein this shank portion diminishes on this axial direction backward generally gradually; And
A hard cutting member, this hard cutting member are attached on this cutting tool body and are positioned within this first pod.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161454661P | 2011-03-21 | 2011-03-21 | |
| US61/454,661 | 2011-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102691254A true CN102691254A (en) | 2012-09-26 |
Family
ID=46831776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210074873.8A Pending CN102691254A (en) | 2011-03-21 | 2012-03-21 | Cutting tool |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20120242136A1 (en) |
| CN (1) | CN102691254A (en) |
| AU (1) | AU2012201292A1 (en) |
| DE (1) | DE102012005294A1 (en) |
| ZA (1) | ZA201202034B (en) |
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- 2012-03-02 AU AU2012201292A patent/AU2012201292A1/en not_active Abandoned
- 2012-03-15 DE DE102012005294A patent/DE102012005294A1/en not_active Withdrawn
- 2012-03-19 US US13/424,310 patent/US20120242136A1/en not_active Abandoned
- 2012-03-19 ZA ZA2012/02034A patent/ZA201202034B/en unknown
- 2012-03-21 CN CN201210074873.8A patent/CN102691254A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104775814A (en) * | 2014-01-13 | 2015-07-15 | 山特维克知识产权股份有限公司 | Cutting pick tool |
| CN108698129A (en) * | 2016-01-01 | 2018-10-23 | 第六元素（英国）有限公司 | Superhard construction and its manufacturing method |
| CN108698129B (en) * | 2016-01-01 | 2021-07-06 | 第六元素（英国）有限公司 | Superhard constructions and methods of making same |
| CN105839507A (en) * | 2016-05-16 | 2016-08-10 | 苏州凯通工程机械有限公司 | Novel milling-planing cutting pick for milling-planing machine |
| CN110199065A (en) * | 2017-02-28 | 2019-09-03 | 肯纳金属公司 | Rotatable cutting tool |
| CN110199065B (en) * | 2017-02-28 | 2021-12-31 | 肯纳金属公司 | Rotatable cutting tool |
| CN113789706A (en) * | 2021-09-14 | 2021-12-14 | 李文凯 | Asphalt pavement milling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120242136A1 (en) | 2012-09-27 |
| AU2012201292A1 (en) | 2012-10-11 |
| DE102012005294A1 (en) | 2012-09-27 |
| ZA201202034B (en) | 2012-11-28 |
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Application publication date: 20120926 |