CN107952969B - A kind of hard alloy valve base lathe tool and its application - Google Patents
A kind of hard alloy valve base lathe tool and its application Download PDFInfo
- Publication number
- CN107952969B CN107952969B CN201711226043.1A CN201711226043A CN107952969B CN 107952969 B CN107952969 B CN 107952969B CN 201711226043 A CN201711226043 A CN 201711226043A CN 107952969 B CN107952969 B CN 107952969B
- Authority
- CN
- China
- Prior art keywords
- lathe tool
- valve base
- hard alloy
- alloy valve
- base lathe
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/141—Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness
- B23B27/145—Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness characterised by having a special shape
- B23B27/146—Means to improve the adhesion between the substrate and the coating
Abstract
The present invention provides a kind of hard alloy valve base lathe tool, described in hard alloy valve base lathe tool material use fine granulation hard alloy, grain size≤0.5 μm；The hard alloy valve base lathe tool uses whole hard alloy；Knife handle has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge is parallel with handle plane, and after guaranteeing cutter clamping, the cutting position of cutter is correct；When the described hard alloy valve base lathe tool processing stainless steel valve base, the cutting speed of lathe tool is 680~720 revs/min, and 14.5~20.5 ms/min of linear velocity, 0.035~0.045mm/ of feed speed turns；When the hard alloy valve base lathe tool processes high temperature alloy valve base, the cutting speed of lathe tool is 280~320 revs/min, and 6.8~8.0 ms/min of linear velocity, 0.025~0.035mm/ of feed speed turns.Hard alloy valve base lathe tool of the present invention has many advantages, such as that hardness is high, wearability is good, high in machining efficiency, long service life.
Description
Technical field
The present invention relates to a kind of processing of hard alloy cutter, and in particular to a kind of hard conjunction of airspace engine valve
Golden valve base lathe tool and its application.
Background technique
In the manufacture of airspace engine, most of material belongs to difficult-to-machine material.The machining of difficult-to-machine material is asked
Topic is always metal cutting circle primary study content.High-speed steel tool has very outstanding intensity and toughness, anti-seismic performance
It is high；But red hardness (ability of hardness is kept in the case where cutting high temperature) is lower, cutting temperature cannot be too high.Valve is space flight hair
Particularly important bulk article in motivation, and valve base is the critical seal structural member of valve, processing quality is close to product
Sealing property is most important.Currently, airspace engine valve seat material includes aluminium, stainless steel, titanium alloy, high temperature alloy etc..
But due to the limitation of process tool (using high-speed steel tool at present), the processing efficiency of valve base is lower, processing
The finish of valve and type face are undesirable out, and especially the valve base of Subzero valve also needs to deliver by grinding, and influencing product can
By property.By taking the nickel base superalloy of high temperature alloy terminal as an example: nickel base superalloy tool wear in machining is serious,
Cutting temperature is high, and processing hardening is serious, and production efficiency is low, and most high-speed steel tool can not almost process nickel-base high-temperature conjunction
Gold.
Summary of the invention
The purpose of the present invention is to provide a kind of hard alloy valve base lathe tool and its applications, and it is living to substitute high-speed steel
Gate seat lathe tool processes stainless steel, titanium alloy material and high temperature alloy valve base pressurization surface in engine.
Realize the technical solution of the object of the invention:
A kind of hard alloy valve base lathe tool of the present invention, described in hard alloy valve base lathe tool material adopt
With fine granulation hard alloy, grain size≤0.5 μm；The hard alloy valve base lathe tool uses whole hard alloy；Knife
Handle has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge is parallel with handle plane, after guaranteeing cutter clamping, the cutting position of cutter
It sets correct；5~7 ° of lathe tool anterior angle, lathe tool relief angle is along 10~12 ° of type face.
A kind of application of hard alloy valve base lathe tool of the present invention, described in hard alloy valve base lathe tool
Material uses fine granulation hard alloy, grain size≤0.5 μm；The hard alloy valve base lathe tool is using whole hard
Alloy；Knife handle has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge is parallel with handle plane, after guaranteeing cutter clamping, cutter
Cutting position is correct；5~7 ° of lathe tool anterior angle, lathe tool relief angle is along 10~12 ° of type face；The hard alloy valve base lathe tool adds
When work stainless steel valve base, the cutting speed of lathe tool is 680~720 revs/min, and 14.5~20.5 ms/min of linear velocity, feeding is fast
0.035~0.045mm/ is spent to turn；When the hard alloy valve base lathe tool processes high temperature alloy valve base, the cutting of lathe tool
Speed is 280~320 revs/min, and 6.8~8.0 ms/min of linear velocity, 0.025~0.035mm/ of feed speed turns.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
Material is T10MG (German TIGRA board).The T10MG is that grain size is 0.5 μm, and the fine granulation that amount containing cobalt is 10% is hard
Matter alloy material: hardness 92.5HRA, bending strength 3800N/mm2, intensity 512psi.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
Using whole hard alloy；Whole hard alloy valve base lathe tool can be reused with reconditioning.
A kind of hard alloy valve base lathe tool as described above and its application, described in the knife neck of lathe tool be elongate rod,
Convenient for the lesser deep hole machining in valve base aperture.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
Back-off form is taken on the inside of type face, angular radius is slightly less than valve pore radius after back-off, avoids interfering when processing.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
Upper to be coated with coating, which uses nanometer indigo plant coating.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
When processing stainless steel 1Cr18Ni9Ti valve base, cutting speed be 700 revs/min, 17.5 ms/min of linear velocity, feed speed
0.04mm/ turns.
A kind of hard alloy valve base lathe tool as described above and its application, described in hard alloy valve base lathe tool
When processing GH4169 alloy valve base, the cutting speed of lathe tool is 300 revs/min, 7.5 ms/min of linear velocity, feed speed
0.03mm/ turns.
Effect of the invention is that:
Hard alloy valve base lathe tool of the present invention, have hardness is high, wearability is good, it is high in machining efficiency, use the longevity
Order the advantages that long.Early period, engineer testing showed there is better profile tolerance (100 using the valve base that carbide-tipped lathe tool is processed
Observed under power microscope) and surface smoothness, in addition, processing efficiency can improve 50% or more, cutter life can also be mentioned
It doubles above.
The surface in the stainless steel valve base type face of hard alloy valve base lathe tool processing is more equal than the lines that high-speed steel is processed
Even, fine and smooth, highly polished two grades, roughness can reach Ra0.2.
The cutting speed of processing stainless steel (1Cr18Ni9Ti) hard alloy valve base lathe tool is 700 revs/min of (linear velocities
17.5 ms/min), feed speed 0.04mm/ turns；300 revs/min of high-speed steel valve base lathe tool (7.5 ms/min of linear velocity) feeding speed
It spends 0.03mm/ to turn, processing efficiency improves 1 times or more.
The cutting speed for processing high temperature alloy (GH4169) hard alloy valve base lathe tool is 300 revs/min of (linear velocities 7.5
M/min), feed speed 0.03mm/ turns；50 revs/min of high-speed steel valve base lathe tool (1.25 ms/min of linear velocity), feed speed
0.02mm/ turns, and processing efficiency improves 2 times or more.
15, high-speed steel valve base lathe tool processing stainless steel valve type face, hard alloy valve base lathe tool are processed stainless
The durability in 50, steel valve type face, the stainless steel valve type face of hard alloy valve base lathe tool processing improves 3 times or more.
High-speed steel valve base lathe tool processes 2, high temperature alloy valve type face (processing difficulties are processed motionless substantially), hard
20, the high temperature alloy valve type face of alloy valve base lathe tool processing, durability improves 10 times, and cuts brisk, finish
Preferably, substantially without burr.
The machined surface profile that hard alloy cutter is processed under 30 times of camera lenses is very clear；The type face of high-speed steel tool processing
Profile is slightly fuzzy.
Detailed description of the invention
Fig. 1 is a kind of hard alloy valve base lathe tool main view of the present invention；
Fig. 2 is a kind of hard alloy valve base lathe tool top view of the present invention；
Fig. 3 is a kind of hard alloy valve base lathe tool left view of the present invention；
Fig. 4 is the partial enlarged view of Fig. 2.
In figure: 1. knife handles；2. anterior angle cutting edge；3. knife neck.
Specific embodiment
In the following with reference to the drawings and specific embodiments to a kind of hard alloy valve base lathe tool of the present invention and its application
It is further described.
Embodiment 1
A kind of hard alloy valve base lathe tool material of the present invention use fine granulation hard alloy, grain size≤
0.5μm；Such as: material be T10MG (German TIGRA board), T10MG be grain size be 0.5 μm, amount containing cobalt be 10% it is fine
Granularity cemented carbide material: hardness 92.5HRA, bending strength 3800N/mm2, intensity 512psi.
The hard alloy valve base lathe tool uses whole hard alloy；Whole hard alloy valve base lathe tool can be with
Reconditioning is reused.
As depicted in figs. 1 and 2, knife handle 1 has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge 2 is parallel with 1 plane of knife handle,
After guaranteeing cutter clamping, the cutting position of cutter is correct；Knife neck 3 is elongate rod, is added convenient for the lesser deep hole in valve base aperture
Work.5 ° of lathe tool anterior angle, lathe tool relief angle is along 10 ° of type face.
As shown in figure 3, taking back-off form on the inside of hard alloy valve base lathe tool type face, angular radius is smaller after back-off
In valve pore radius, avoid interfering when processing.Hard alloy valve base lathe tool of the present invention is relative to high-speed steel valve seat coach
Knife increases the thickness of blade, has removed flank R5 groove rear, improves the intensity of cutter.Back-off relief angle effectively prevents
Interference problem when processing improves the intensity and durability of cutter, reduces the difficulty of processing of relief angle, and improves valve
The processing quality of seat.
Coating is coated on hard alloy valve base lathe tool of the present invention, which uses nanometer indigo plant coating, so that cutter
Wear resistance improves 30% or so.The blue coating of nanometer is high aluminized coating, while being added to Si element, so that cutter hardness is higher；Also
Containing Cr element, while guaranteeing that nanometer indigo plant coating has high rigidity, also there is good adhesive force, it is more not easily to fall off.
When the described hard alloy valve base lathe tool processing stainless steel 1Cr18Ni9Ti valve base, cutting speed 700
Rev/min, 17.5 ms/min of linear velocity, feed speed 0.04mm/ turns.
When the hard alloy valve base lathe tool processes GH4169 alloy valve base, the cutting speed of lathe tool is
300 revs/min, 7.5 ms/min of linear velocity, feed speed 0.03mm/ turns.
Embodiment 2
A kind of hard alloy valve base lathe tool material of the present invention use fine granulation hard alloy, grain size≤
0.5μm；
The hard alloy valve base lathe tool uses whole hard alloy；Whole hard alloy valve base lathe tool can be with
Reconditioning is reused.
As depicted in figs. 1 and 2, knife handle 1 has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge 2 is parallel with 1 plane of knife handle,
After guaranteeing cutter clamping, the cutting position of cutter is correct；Knife neck 3 is elongate rod, is added convenient for the lesser deep hole in valve base aperture
Work.6 ° of lathe tool anterior angle, lathe tool relief angle is along 11 ° of type face.
Coating is coated on hard alloy valve base lathe tool of the present invention, which uses nanometer indigo plant coating.
When the described hard alloy valve base lathe tool processing stainless steel 1Cr18Ni9Ti valve base, cutting speed 680
Rev/min, 14.5 ms/min of linear velocity, feed speed 0.035mm/ turns.
When the hard alloy valve base lathe tool processes GH4169 alloy valve base, the cutting speed of lathe tool is
280 revs/min, 6.8 ms/min of linear velocity, feed speed 0.025mm/ turns.
Embodiment 3
A kind of hard alloy valve base lathe tool material of the present invention use fine granulation hard alloy, grain size≤
0.5μm；
The hard alloy valve base lathe tool uses whole hard alloy；Whole hard alloy valve base lathe tool can be with
Reconditioning is reused.
As depicted in figs. 1 and 2, knife handle 1 has upper and lower two plane, is convenient for clamping；Anterior angle cutting edge 2 is parallel with 1 plane of knife handle,
After guaranteeing cutter clamping, the cutting position of cutter is correct；Knife neck 3 is elongate rod, is added convenient for the lesser deep hole in valve base aperture
Work.7 ° of lathe tool anterior angle, lathe tool relief angle is along 12 ° of type face.
Coating is coated on hard alloy valve base lathe tool of the present invention, which uses nanometer indigo plant coating.
When the described hard alloy valve base lathe tool processing stainless steel 1Cr18Ni9Ti valve base, cutting speed 720
Rev/min, 20.5 ms/min of linear velocity, feed speed 0.045mm/ turns.
When the hard alloy valve base lathe tool processes GH4169 alloy valve base, the cutting speed of lathe tool is
320 revs/min, 8.0 ms/min of linear velocity, feed speed 0.035mm/ turns.
Claims (6)
1. a kind of hard alloy valve base lathe tool, it is characterised in that: the hard alloy valve base lathe tool material is using fine
Granularity hard alloy, grain size≤0.5 μm；The hard alloy valve base lathe tool uses whole hard alloy；Knife handle (1) has
Upper and lower two plane is convenient for clamping；Anterior angle cutting edge (2) is parallel with knife handle (1) plane, after guaranteeing cutter clamping, the cutting position of cutter
It sets correct；5~7 ° of lathe tool anterior angle, lathe tool relief angle is along 10~12 ° of type face；
The hard alloy valve base lathe tool material is T10MG；Coating is coated on the hard alloy valve base lathe tool；
The hard alloy valve base lathe tool uses whole hard alloy；Whole hard alloy valve base lathe tool can with reconditioning,
It reuses；
Back-off form is taken on the inside of the hard alloy valve base lathe tool type face, angular radius is slightly less than valve hole half after back-off
Diameter avoids interfering when processing.
2. a kind of hard alloy valve base lathe tool according to claim 1, it is characterised in that: the T10MG is crystal grain
Degree is 0.5 μm, the fine granulation cemented carbide material that amount containing cobalt is 10%: hardness 92.5HRA, bending strength 3800N/mm2,
Intensity is 512psi.
3. a kind of hard alloy valve base lathe tool according to claim 1, it is characterised in that: the knife neck of the lathe tool
(3) it is elongate rod, is convenient for the lesser deep hole machining in valve base aperture.
4. a kind of application method of hard alloy valve base lathe tool, it is characterised in that: the hard alloy valve base lathe tool material
Material uses fine granulation hard alloy, grain size≤0.5 μm；
The hard alloy valve base lathe tool uses whole hard alloy；Knife handle (1) has upper and lower two plane, is convenient for clamping；Before
Angle cutting edge (2) is parallel with knife handle (1) plane, and after guaranteeing cutter clamping, the cutting position of cutter is correct；5~7 ° of lathe tool anterior angle, vehicle
Knife relief angle is along 10~12 ° of type face；
When the described hard alloy valve base lathe tool processing stainless steel valve base, the cutting speed of lathe tool is 680~720 revs/min,
14.5~20.5 ms/min of linear velocity, 0.035~0.045mm/ of feed speed turns；
When the hard alloy valve base lathe tool processes high temperature alloy valve base, the cutting speed of lathe tool is 280~320 turns/
Point, 6.8~8.0 ms/min of linear velocity, 0.025~0.035mm/ of feed speed turns；
The hard alloy valve base lathe tool material is T10MG；Coating is coated on the hard alloy valve base lathe tool；
The hard alloy valve base lathe tool uses whole hard alloy；Whole hard alloy valve base lathe tool can with reconditioning,
It reuses；
Back-off form is taken on the inside of the hard alloy valve base lathe tool type face, angular radius is slightly less than valve hole half after back-off
Diameter avoids interfering when processing.
5. a kind of application method of hard alloy valve base lathe tool according to claim 4, it is characterised in that: described is hard
When matter alloy valve base lathe tool processing stainless steel 1Cr18Ni9Ti valve base, cutting speed is 700 revs/min, 17.5 meters of linear velocity/
Point, feed speed 0.04mm/ turns.
6. a kind of application method of hard alloy valve base lathe tool according to claim 4, it is characterised in that: described is hard
When matter alloy valve base lathe tool processes GH4169 alloy valve base, the cutting speed of lathe tool is 300 revs/min, linear velocity 7.5
M/min, feed speed 0.03mm/ turns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711226043.1A CN107952969B (en) | 2017-11-29 | 2017-11-29 | A kind of hard alloy valve base lathe tool and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711226043.1A CN107952969B (en) | 2017-11-29 | 2017-11-29 | A kind of hard alloy valve base lathe tool and its application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107952969A CN107952969A (en) | 2018-04-24 |
| CN107952969B true CN107952969B (en) | 2019-09-17 |
Family
ID=61963036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711226043.1A Active CN107952969B (en) | 2017-11-29 | 2017-11-29 | A kind of hard alloy valve base lathe tool and its application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107952969B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453837B (en) * | 2020-12-02 | 2022-07-26 | 四川航天长征装备制造有限公司 | Processing method of valve seat |
| CN113664463B (en) * | 2021-07-28 | 2023-03-17 | 西安航天发动机有限公司 | Numerical control track processing method for valve deep cavity R-shaped valve seat molded surface |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000126906A (en) * | 1998-10-21 | 2000-05-09 | Sumitomo Electric Ind Ltd | Cutting tool for cutting and manufacture |
| CN2684975Y (en) * | 2004-03-24 | 2005-03-16 | 成都飞机工业（集团）有限责任公司 | Self-clamping cutting tool capable of changing tool bit |
| CN201586760U (en) * | 2009-12-16 | 2010-09-22 | 常州兆邦液压成套设备有限公司 | Overlong and overlarge diameter hydraulic cylinder bore drilling cutter |
| CN201913259U (en) * | 2010-12-14 | 2011-08-03 | 重庆长征重工有限责任公司 | Processing tool for ship inspection tension sample |
| JP2013094897A (en) * | 2011-10-31 | 2013-05-20 | Mitsubishi Materials Corp | Surface coated cutting tool |
| CN103667843A (en) * | 2013-12-23 | 2014-03-26 | 四川大学 | Method for preparing superfine cemented carbide cutter material for deep hole machining |
| CN203791647U (en) * | 2014-01-20 | 2014-08-27 | 郑州市钻石精密制造有限公司 | Boring cutter for machining inner bore of automobile engine |
| CN205702501U (en) * | 2016-03-17 | 2016-11-23 | 上海航天设备制造总厂 | Valve seam turning cutting tool |
| CN206104913U (en) * | 2016-10-10 | 2017-04-19 | 上海泰锋精密刀具股份有限公司 | Compound sword of solid carbide boring hinge |
| CN106735360A (en) * | 2016-11-27 | 2017-05-31 | 国营第六六厂 | A kind of precise high-efficiency small-bore boring cutter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579572Y (en) * | 2002-12-03 | 2003-10-15 | 胡永余 | Single edge turning tool for longitudinal cutting |
-
2017
- 2017-11-29 CN CN201711226043.1A patent/CN107952969B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000126906A (en) * | 1998-10-21 | 2000-05-09 | Sumitomo Electric Ind Ltd | Cutting tool for cutting and manufacture |
| CN2684975Y (en) * | 2004-03-24 | 2005-03-16 | 成都飞机工业（集团）有限责任公司 | Self-clamping cutting tool capable of changing tool bit |
| CN201586760U (en) * | 2009-12-16 | 2010-09-22 | 常州兆邦液压成套设备有限公司 | Overlong and overlarge diameter hydraulic cylinder bore drilling cutter |
| CN201913259U (en) * | 2010-12-14 | 2011-08-03 | 重庆长征重工有限责任公司 | Processing tool for ship inspection tension sample |
| JP2013094897A (en) * | 2011-10-31 | 2013-05-20 | Mitsubishi Materials Corp | Surface coated cutting tool |
| CN103667843A (en) * | 2013-12-23 | 2014-03-26 | 四川大学 | Method for preparing superfine cemented carbide cutter material for deep hole machining |
| CN203791647U (en) * | 2014-01-20 | 2014-08-27 | 郑州市钻石精密制造有限公司 | Boring cutter for machining inner bore of automobile engine |
| CN205702501U (en) * | 2016-03-17 | 2016-11-23 | 上海航天设备制造总厂 | Valve seam turning cutting tool |
| CN206104913U (en) * | 2016-10-10 | 2017-04-19 | 上海泰锋精密刀具股份有限公司 | Compound sword of solid carbide boring hinge |
| CN106735360A (en) * | 2016-11-27 | 2017-05-31 | 国营第六六厂 | A kind of precise high-efficiency small-bore boring cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107952969A (en) | 2018-04-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109072406B (en) | Coated cutting tool | |
| CN107952969B (en) | A kind of hard alloy valve base lathe tool and its application | |
| Zheng et al. | Experimental investigation of cutting force, surface roughness and tool wear in high-speed dry milling of AISI 4340 steel | |
| CN102941382B (en) | A kind of grinding hard brittle material aperture thread forming emery wheel | |
| Zou et al. | Study on finish-turning of NiCr20TiAl nickel-based alloy using Al 2 O 3/TiN-coated carbide tools | |
| CN101497137B (en) | One-shot forming edge-neatening rose reamer and method for producing the same | |
| CN103192127B (en) | Based on the clip type form cutter dish of B2 type diamond coatings blade | |
| Choragudi et al. | Investigation of the machining of titanium components in lightweight vehicles | |
| Gama et al. | Effects of cutting fluid application in the performance of the nimomic 80A turning | |
| CN209272568U (en) | A kind of single-blade reverse molding knife for processing geneva stainless steel body inner hole | |
| WO2010110198A1 (en) | Cutting tip replacement type cutting tool | |
| Klocke et al. | Towards high productive roughing of profiled grooves in nickel based alloys | |
| CN101837475B (en) | Coated tip for processing aluminum materials and preparation method thereof | |
| Zhou | The application and performance of diamond and PCBN tools in difficult-to-cut materials | |
| CN201157912Y (en) | Once-forming trimming rose reamer | |
| JP2019534163A (en) | Cemented carbide cutting member, manufacturing method thereof, and use thereof | |
| CN208195688U (en) | A kind of large aperture hole machined boring cutter | |
| Liu et al. | Experimental studies on machinability of six kinds of nickel-based superalloys | |
| CN106181587A (en) | In-situ authigenic type TiB2particle enhanced aluminum-based composite material grinding processing method | |
| CN218875055U (en) | Diamond cutter based on workpiece edge burr is got rid of | |
| Kock Filho | Analysis of Different Ti5553 Alloy Cutting Strategies for the Improvement of Tool Life | |
| RU153821U1 (en) | PROTECTIVE COATED MILL BODY | |
| Bulla et al. | Influence of different steel alloys on the machining results in ultrasonic assisted diamond turning | |
| CN209256023U (en) | A kind of high rigidity antirust screw tap | |
| CN216858339U (en) | Hard alloy diamond coating tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |