CN207004523U - A kind of wear-resisting type hobboing cutter cutter ring - Google Patents
A kind of wear-resisting type hobboing cutter cutter ring Download PDFInfo
- Publication number
- CN207004523U CN207004523U CN201720327873.2U CN201720327873U CN207004523U CN 207004523 U CN207004523 U CN 207004523U CN 201720327873 U CN201720327873 U CN 201720327873U CN 207004523 U CN207004523 U CN 207004523U
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- CN
- China
- Prior art keywords
- cutter
- wear
- cutter ring
- hobboing cutter
- resisting type
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Abstract
The utility model discloses a kind of wear-resisting type hobboing cutter cutter ring, including the cutter ring body (1) for the fluting that is intervally arranged is machined with, be fixed in the fluting and is machined with the abrasion-proof sintering block (2) of film trap, the composite polycrystal-diamond (3) being fixed in the film trap thereon.Wear-resisting type hobboing cutter cutter ring provided by the utility model; composite polycrystal-diamond has high hardness and anti-wear performance; composite polycrystal-diamond, which goes out sword, hobboing cutter is more effectively entered rock; steel ring can also be played a very good protection; enhance the anti-wear performance of hobboing cutter cutter ring; the service life of hobboing cutter is extended, shutdown number of changing knife is reduced in work, greatly improves operating efficiency.
Description
Technical field
Shield machine cutting-tool engineering field is the utility model is related to, more particularly to a kind of wear-resisting type hobboing cutter cutter ring.
Background technology
Shield machine has been widely used in the Tunnel Engineering such as subway, highway, railway, city planting ductwork, water power, and hobboing cutter cutter ring is
The essential parts of shield machine.In the prior art, hobboing cutter cutter ring some is made of grinding tool steel, is had plenty of and is added firmly
Matter alloy as working face, such as：The patent " shield machine hob ring " of Patent No. 201020510772.7, its technical scheme
It is：Soldering has hard alloy rolling ring on circle body periphery, and feature is that rolling ring is made up of multiple arcs bar, ring of the soldering in circle body
In shape inner groovy；The longitudinal rib of projection is respectively arranged with two horizontal sides of each arc strip.But when creeping into hard rock,
Not only cutter consumes greatly in itself, and shuts down tool change time increase, so causes engineering cost increase, operating efficiency low.
Therefore, how to improve the anti-wear performance of hobboing cutter cutter ring is those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of wear-resisting type hobboing cutter cutter ring, and the wear-resisting type hobboing cutter cutter ring improves hobboing cutter knife
The anti-wear performance of circle.
In order to solve the above technical problems, the utility model provides following technical scheme：
A kind of wear-resisting type hobboing cutter cutter ring, including be machined with the cutter ring body for the fluting that is intervally arranged, be fixed in the fluting and
Abrasion-proof sintering block, the composite polycrystal-diamond being fixed in the film trap of film trap are machined with thereon.
Preferably, the position that the hobboing cutter blade of the cutter ring body does not install the abrasion-proof sintering block has plasma spraying guarantor
Sheath.
Preferably, the cutter ring body is made using steel alloy by hot forging, inner round portion of the cutter ring body close to bearing
Hardness HRC be 50~55, the hardness HRC of outer perimeter section is 53~58.
Preferably, the abrasion-proof sintering block uses WC, Mn, Co, Ni, Cu metal by graphite jig at 900~1000 DEG C
It is lower to sinter and be incubated 3~15min and obtain.
Preferably, the abrasion-proof sintering block brazing is in the fluting.
Preferably, the PCD compacts brazing is in the film trap.
Wear-resisting type hobboing cutter cutter ring provided by the utility model, including cutter ring body, abrasion-proof sintering block, polycrystalline diamond are compound
Piece, usual cutter ring body are cutter ring steel body, and intensity is higher.Fluting is machined with cutter ring body, fluting is intervally arranged.Abrasion-proof sintering block is consolidated
Due in fluting, opening up fluting, abrasion-proof sintering block is fixed on wherein, is easy to fix abrasion-proof sintering block.Abrasion-proof sintering block has
Very high hardness and good toughness, good supporting role is played to composite polycrystal-diamond, while cutter ring can be reduced
Abrasion.Film trap is machined with abrasion-proof sintering block, composite polycrystal-diamond is fixed in film trap, composite polycrystal-diamond tool
There are high hardness and anti-wear performance, composite polycrystal-diamond, which goes out sword, hobboing cutter is more effectively entered rock, can also be to steel ring
Play a very good protection, enhance the anti-wear performance of hobboing cutter cutter ring.
Wear-resisting type hobboing cutter cutter ring provided by the utility model, the service life of hobboing cutter is extended, reduces in work and stops
Machine number of changing knife, greatly improves operating efficiency.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of hobboing cutter cutter ring；
Fig. 2 is the A-A profiles of hobboing cutter cutter ring；
Fig. 3 is abrasion-proof sintering block front view；
Fig. 4 is the fast left view of abrasion-proof sintering.
Marked in accompanying drawing as follows：
1- cutter ring bodies；2- abrasion-proof sintering blocks；3- composite polycrystal-diamonds；The wear-resisting plasma spray stopping offs 4 of 4-.
Embodiment
Core of the present utility model is to provide a kind of wear-resisting type hobboing cutter cutter ring, and the wear-resisting type hobboing cutter cutter ring improves hobboing cutter knife
The anti-wear performance of circle.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 to Fig. 4 is refer to, Fig. 1 is the front view of hobboing cutter cutter ring；Fig. 2 is the A-A profiles of hobboing cutter cutter ring；Fig. 3 is resistance to
Grind agglomerate front view；Fig. 4 is the fast left view of abrasion-proof sintering.
In a kind of embodiment, wear-resisting type hobboing cutter cutter ring provided by the utility model, including it is cutter ring body 1, resistance to
Agglomerate 2, composite polycrystal-diamond 3 are ground, usual cutter ring body 1 is cutter ring steel body, and intensity is higher.It is machined with out on cutter ring body 1
Groove, fluting are intervally arranged.Abrasion-proof sintering block 2 is fixed in fluting, opens up fluting, and abrasion-proof sintering block 2 is fixed on wherein, is easy to
Fixed abrasion-proof sintering block 2.Abrasion-proof sintering block 2 has very high hardness and good toughness, and composite polycrystal-diamond 3 is played
Good supporting role, while the abrasion of cutter ring can be reduced.Film trap is machined with abrasion-proof sintering block 2, polycrystalline diamond is compound
Piece 3 is fixed in film trap, and composite polycrystal-diamond 3 uses the composite sheet of good toughness, has high hardness and anti-wear performance,
Composite polycrystal-diamond 3, which goes out sword, hobboing cutter is more effectively entered rock, polycrystalline diamond first invades rock, is cut out on scar
Concentric groove one by one, form crush zone on rock under thrust and radial crack, adjacent crackle be mutually communicated,
Cause carg avalanche, then make again around sliver bulk come off, complete broken rock, good protection can also be played to steel ring
Effect, enhances the anti-wear performance of hobboing cutter cutter ring, improves service life of the composite sheet on hobboing cutter.
Wear-resisting type hobboing cutter cutter ring provided by the utility model, the service life of hobboing cutter is extended, reduces in work and stops
Machine number of changing knife, greatly improves operating efficiency.
Above-mentioned wear-resisting type hobboing cutter cutter ring is only a kind of preferred scheme, is specifically not limited thereto, on this basis can basis
It is actually needed and makes with targetedly adjusting, so as to obtain different embodiments, the hobboing cutter blade of cutter ring body 1 is not installed resistance to
The position of mill agglomerate 2 has plasma spray stopping off 4, and wear-resisting plasma spray stopping off 4 is to the other naked of hobboing cutter blade
Dew part plays a very good protection, and extends the service life of hobboing cutter.
On the basis of above-mentioned embodiment, those skilled in the art can be according to the difference of specific occasion, to resistance to
Mill type hobboing cutter cutter ring carries out some changes, and cutter ring body 1 is made using steel alloy by hot forging, and steel alloy is specifically as follows H13 moulds
Has steel.Technology for Heating Processing takes gradient heat-treating methods, and heat treatment method is about：After heating, inner ring is covered with mould, is quenched
Cooling is slower when fiery, and hardness is slightly lower, and outer ring cooling is fast, and hardness is higher, hardness of the specific cutter ring body 1 close to the inner round portion of bearing
HRC is 50~55, and the hardness HRC of outer perimeter section is 53~58, not easy to wear.
Obviously, under the guidance of this thought, those skilled in the art can be according to the difference of specific occasion to above-mentioned
Embodiment carries out some changes, abrasion-proof sintering block 2 using WC, Mn, Co, Ni, Cu metal by graphite jig 900~
Sintered at 1000 DEG C and be incubated 3~15min and obtain, main component is cast tungsten carbide, has higher toughness and splendid resistance to
Mill property.
It is important to note that wear-resisting type hobboing cutter cutter ring provided by the utility model is not intended to be limited to such a feelings
Shape, abrasion-proof sintering block 2 are brazed in fluting, and composite polycrystal-diamond 3 is brazed in film trap.Soldering processes are in general soldering
Technique, solder are silver soldering piece, and 600~650 DEG C of welding temperature, operation letter is answered, more solid.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (5)
1. a kind of wear-resisting type hobboing cutter cutter ring, it is characterised in that including being machined with the cutter ring body (1) for the fluting that is intervally arranged, being fixed on
It is machined with the fluting and thereon abrasion-proof sintering block (2), the composite polycrystal-diamond being fixed in the film trap of film trap
(3)。
2. wear-resisting type hobboing cutter cutter ring according to claim 1, it is characterised in that the hobboing cutter blade of the cutter ring body (1) is not
The position for installing the abrasion-proof sintering block (2) has plasma spray stopping off (4).
3. wear-resisting type hobboing cutter cutter ring according to claim 1, it is characterised in that the cutter ring body (1) is passed through using steel alloy
Overheat forging obtains, and the cutter ring body (1) is 50~55 close to the hardness HRC of the inner round portion of bearing, the hardness HRC of outer perimeter section
For 53~58.
4. wear-resisting type hobboing cutter cutter ring according to claim 1, it is characterised in that the abrasion-proof sintering block (2) is brazed in institute
State in fluting.
5. wear-resisting type hobboing cutter cutter ring according to claim 1, it is characterised in that composite polycrystal-diamond (3) pricker
It is welded in the film trap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720327873.2U CN207004523U (en) | 2017-03-30 | 2017-03-30 | A kind of wear-resisting type hobboing cutter cutter ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720327873.2U CN207004523U (en) | 2017-03-30 | 2017-03-30 | A kind of wear-resisting type hobboing cutter cutter ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207004523U true CN207004523U (en) | 2018-02-13 |
Family
ID=61427744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720327873.2U Expired - Fee Related CN207004523U (en) | 2017-03-30 | 2017-03-30 | A kind of wear-resisting type hobboing cutter cutter ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207004523U (en) |
-
2017
- 2017-03-30 CN CN201720327873.2U patent/CN207004523U/en not_active Expired - Fee Related
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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: 20180213 Termination date: 20190330 |