CN107287485A - A kind of mechanical cutting tool composite - Google Patents
A kind of mechanical cutting tool composite Download PDFInfo
- Publication number
- CN107287485A CN107287485A CN201710479628.8A CN201710479628A CN107287485A CN 107287485 A CN107287485 A CN 107287485A CN 201710479628 A CN201710479628 A CN 201710479628A CN 107287485 A CN107287485 A CN 107287485A
- Authority
- CN
- China
- Prior art keywords
- parts
- powder
- cutting tool
- mechanical cutting
- samarium
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/005—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides comprising a particular metallic binder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/006—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes with additional metal compounds being carbides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Ceramic Products (AREA)
Abstract
The invention provides a kind of mechanical cutting tool composite, following raw material is included：20 30 parts of tungsten carbide, 5 10 parts of titanium carbide, 10 15 parts of spherical cobalt powder, 12 parts of lanthanum and samarium mischmetal powder, 13 parts of chromium carbide, concentration is 95% 200 400 parts of ethanol, 15 30 parts of the bortz powder of ti coat on diamond, 15 25 parts of the CBN powder of ti coat on diamond, 10 20 parts of bonding agent.The binding agent is the ceramic whisker of surface coated metal.The surface coated metal of the ceramic whisker is the one or more in cobalt, copper, nickel and iron.The cutting ability for the cutter that the composite that the present invention is provided is made improves stock-removing efficiency apparently higher than the performance of ordinary cutting tool, and service life improves about 50%, greatly reduces the use cost of cutter.
Description
Technical field
The present invention relates to machine cut field of material technology, and in particular to a kind of mechanical cutting tool composite.
Background technology
In machinery manufacturing industry, with cutting tool by metal cutting process into various machine components, these cutting tools
It is most of to be all made up of high speed steel material.Due to the strong friction and metal between cutting tool surface and borings
Strong deformation, all generate substantial amounts of heat, therefore the operating temperature of cutting tool is very high, this can reduce the hardness of cutting tool
And service life.
Diamond or cubic boron nitride (CBN) are as a kind of superhard material, with high hardness and wearability, by it
The cutter that is made of the composite that synthesizes be particularly suitable for processing those difficult to machine materials.Such as synthesized with diamond particles
's
Composite sheet has high hardness and wearability, the unmanageable silumin of suitable high-speed turning conventional knife (>=
10%Si), and with CBN particles the composite sheet synthesized has higher hardness and heat resistance, is adapted to high-speed turning high rigidity
Ferrous metal, such as cast iron class, powder metallurgy class, quenching just material.
The requirement of efficient high-precision green processing is proposed in turning field in recent years, this requires cutter material to have
High heat resistance and good shock resistance.
The content of the invention
The purpose of the present invention is that there is provided a kind of mechanical cutting tool composite for problem of the prior art.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of mechanical cutting tool composite, includes following raw material：
20-30 parts of tungsten carbide,
5-10 parts of titanium carbide,
10-15 parts of spherical cobalt powder,
1-2 parts of lanthanum and samarium mischmetal powder,
1-3 parts of chromium carbide,
Concentration is 95% 200-400 parts of ethanol,
15-30 parts of the bortz powder of ti coat on diamond,
15-25 parts of the CBN powder of ti coat on diamond,
10-20 parts of bonding agent.
Preferably, the granularity of the spherical cobalt powder is 0.5-1.5um, and the granularity of the chromium carbide is 1.2-1.8um, described
The bortz powder of ti coat on diamond and the granularity of CBN powder are 1-10um.
Preferably, the binding agent is the ceramic whisker of surface coated metal.
Preferably, the surface coated metal of the ceramic whisker is the one or more in cobalt, copper, nickel and iron.
Preferably, the titanium film thickness on diamond plate and CBN the powder surface is 250-300nm.
Preferably, the particle mean size of the tungsten carbide is 0.5-3.5um.
Preferably, the mass ratio of lanthanum and samarium is 1 in lanthanum and samarium the mischmetal powder：1, lanthanum and the samarium mischmetal
The particle mean size of powder is 0.1-0.5um.
Preferably, there is the coating material that thickness is 10-20um on the top layer of the cutter, and the coating material includes titanium member
Element, aluminium element, nitrogen and element silicon, and the titanium elements, aluminium element, the mass ratio of nitrogen and element silicon are 2：1:2：
0.1。
The present invention compared with prior art, with following beneficial effect：
The present invention use tungsten carbide, titanium carbide, spherical cobalt powder, lanthanum and samarium mischmetal powder, chromium carbide, concentration for 95% second
Alcohol, the bortz powder of ti coat on diamond, the CBN powder and bonding agent of ti coat on diamond, obtained tool matrix possess higher intensity and
Toughness, the microstructure porosity of cutter material is low, and crystal boundary is pure and crystal grain is tiny.
The present invention has excellent heat resistance and impact resistance, is embodied in the more existing similar bite of its heat resistance
Tool improves at least 120 DEG C, and impact resistance can improve 13-20%, and the wear resistance of cutter is good in addition so that what the present invention was provided
The cutting ability for the cutter that composite is made improves stock-removing efficiency apparently higher than the performance of ordinary cutting tool, uses the longevity
Life improves about 50%, greatly reduces the use cost of cutter.
The crystallite dimension on the further refining composite material top layer of face coat energy so that the top layer for the cutting tool being made is strong
Degree is significantly enhanced.Using the ceramic whisker of surface coated metal as necessary bonding agent, reactive alloys compound is formed, is conducive to
Improve the activity of each raw material and the compactness of composite.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of mechanical cutting tool composite, includes following raw material：
20 grams of tungsten carbide,
5 grams of titanium carbide,
10 grams of spherical cobalt powder,
1 gram of lanthanum and samarium mischmetal powder,
1 gram of chromium carbide,
Concentration is 95% 200 grams of ethanol,
15 grams of the bortz powder of ti coat on diamond,
15 grams of the CBN powder of ti coat on diamond,
10 grams of bonding agent.
In the present embodiment, the granularity of the spherical cobalt powder is 0.5um, and the granularity of the chromium carbide is 1.2um, the surface
The bortz powder of titanizing and the granularity of CBN powder are 1um.
In the present embodiment, the binding agent is the ceramic whisker of surface coated metal.
In the present embodiment, the surface coated metal of the ceramic whisker is one kind or many in cobalt, copper, nickel and iron
Kind.
In the present embodiment, the titanium film thickness on diamond plate and CBN the powder surface is 250nm.
In the present embodiment, the particle mean size of the tungsten carbide is 0.5um.
In the present embodiment, the mass ratio of lanthanum and samarium is 1 in lanthanum and samarium the mischmetal powder：1, lanthanum and the samarium mixing
The particle mean size of rare earth powder is 0.1um.
In the present embodiment, there is the coating material that thickness is 10um on the top layer of the cutter, and the coating material includes titanium member
Element, aluminium element, nitrogen and element silicon, and the titanium elements, aluminium element, the mass ratio of nitrogen and element silicon are 2：1:2：
0.1。
Embodiment 2
A kind of mechanical cutting tool composite, includes following raw material：
30 grams of tungsten carbide,
10 grams of titanium carbide,
15 grams of spherical cobalt powder,
2 grams of lanthanum and samarium mischmetal powder,
3 grams of chromium carbide,
Concentration is 95% 400 grams of ethanol,
30 grams of the bortz powder of ti coat on diamond,
25 grams of the CBN powder of ti coat on diamond,
20 grams of bonding agent.
In the present embodiment, the granularity of the spherical cobalt powder is 1.5um, and the granularity of the chromium carbide is 1.8um, the surface
The bortz powder of titanizing and the granularity of CBN powder are 10um.
In the present embodiment, the binding agent is the ceramic whisker of surface coated metal.
In the present embodiment, the surface coated metal of the ceramic whisker is one kind or many in cobalt, copper, nickel and iron
Kind.
In the present embodiment, the titanium film thickness on diamond plate and CBN the powder surface is 300nm.
In the present embodiment, the particle mean size of the tungsten carbide is 3.5um.
In the present embodiment, the mass ratio of lanthanum and samarium is 1 in lanthanum and samarium the mischmetal powder：1, lanthanum and the samarium mixing
The particle mean size of rare earth powder is 0.5um.
In the present embodiment, there is the coating material that thickness is 20um on the top layer of the cutter, and the coating material includes titanium member
Element, aluminium element, nitrogen and element silicon, and the titanium elements, aluminium element, the mass ratio of nitrogen and element silicon are 2：1:2：
0.1。
Embodiment 3
A kind of mechanical cutting tool composite, includes following raw material：
25 grams of tungsten carbide,
8 grams of titanium carbide,
13 grams of spherical cobalt powder,
1 gram of lanthanum and samarium mischmetal powder,
2 grams of chromium carbide,
Concentration is 95% 300 grams of ethanol,
22 grams of the bortz powder of ti coat on diamond,
20 grams of the CBN powder of ti coat on diamond,
15 grams of bonding agent.
In the present embodiment, the granularity of the spherical cobalt powder is 1um, and the granularity of the chromium carbide is 1.5um, the surface plating
The bortz powder of titanium and the granularity of CBN powder are 6um.
In the present embodiment, the binding agent is the ceramic whisker of surface coated metal.
In the present embodiment, the surface coated metal of the ceramic whisker is one kind or many in cobalt, copper, nickel and iron
Kind.
In the present embodiment, the titanium film thickness on diamond plate and CBN the powder surface is 280nm.
In the present embodiment, the particle mean size of the tungsten carbide is 2um.
In the present embodiment, the mass ratio of lanthanum and samarium is 1 in lanthanum and samarium the mischmetal powder：1, lanthanum and the samarium mixing
The particle mean size of rare earth powder is 0.3um.
In the present embodiment, there is the coating material that thickness is 15um on the top layer of the cutter, and the coating material includes titanium member
Element, aluminium element, nitrogen and element silicon, and the titanium elements, aluminium element, the mass ratio of nitrogen and element silicon are 2：1:2：
0.1。
The present invention uses tungsten carbide, titanium carbide, spherical cobalt powder, lanthanum and samarium mischmetal powder, chromium carbide, concentration for 95%
Ethanol, the bortz powder of ti coat on diamond, the CBN powder and bonding agent of ti coat on diamond, obtained tool matrix possesses higher strong
Degree and toughness, the microstructure porosity of cutter material are low, and crystal boundary is pure and crystal grain is tiny.
The present invention has excellent heat resistance and impact resistance, is embodied in the more existing similar bite of its heat resistance
Tool improves at least 120 DEG C, and impact resistance can improve 13-20%, and the wear resistance of cutter is good in addition so that what the present invention was provided
The cutting ability for the cutter that composite is made improves stock-removing efficiency apparently higher than the performance of ordinary cutting tool, uses the longevity
Life improves about 50%, greatly reduces the use cost of cutter.
The crystallite dimension on the further refining composite material top layer of face coat energy so that the top layer for the cutting tool being made is strong
Degree is significantly enhanced.Using the ceramic whisker of surface coated metal as necessary bonding agent, reactive alloys compound is formed, is conducive to
Improve the activity of each raw material and the compactness of composite.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, although with reference to the foregoing embodiments
The present invention is described in detail, for those skilled in the art, it still can be to foregoing embodiments institute
The technical scheme of record is modified, or carries out equivalent substitution to which part technical characteristic.It is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of mechanical cutting tool composite, it is characterised in that include following raw material：
20-30 parts of tungsten carbide,
5-10 parts of titanium carbide,
10-15 parts of spherical cobalt powder,
1-2 parts of lanthanum and samarium mischmetal powder,
1-3 parts of chromium carbide,
Concentration is 95% 200-400 parts of ethanol,
15-30 parts of the bortz powder of ti coat on diamond,
15-25 parts of the CBN powder of ti coat on diamond,
10-20 parts of bonding agent.
2. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that the grain of the spherical cobalt powder
Spend for 0.5-1.5um, the granularity of the chromium carbide is 1.2-1.8um, the bortz powder of the ti coat on diamond and the grain of CBN powder
Spend for 1-10um.
3. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that the binding agent is surface
The ceramic whisker of coated metal.
4. a kind of mechanical cutting tool composite according to claim 3, it is characterised in that the table of the ceramic whisker
Face coated metal is the one or more in cobalt, copper, nickel and iron.
5. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that the bortz powder and
The titanium film thickness on CBN powder surface is 250-300nm.
6. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that the tungsten carbide is averaged
Granularity is 0.5-3.5um.
7. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that lanthanum and the samarium mixing is dilute
The mass ratio of lanthanum and samarium is 1 in native powder：1, the particle mean size of lanthanum and samarium the mischmetal powder is 0.1-0.5um.
8. a kind of mechanical cutting tool composite according to claim 1, it is characterised in that the top layer of the cutter has
Thickness is 10-20um coating material, and the coating material includes titanium elements, aluminium element, nitrogen and element silicon, and the titanium
Element, aluminium element, the mass ratio of nitrogen and element silicon are 2：1:2：0.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479628.8A CN107287485A (en) | 2017-06-22 | 2017-06-22 | A kind of mechanical cutting tool composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479628.8A CN107287485A (en) | 2017-06-22 | 2017-06-22 | A kind of mechanical cutting tool composite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107287485A true CN107287485A (en) | 2017-10-24 |
Family
ID=60098087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710479628.8A Withdrawn CN107287485A (en) | 2017-06-22 | 2017-06-22 | A kind of mechanical cutting tool composite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107287485A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112195386A (en) * | 2019-07-08 | 2021-01-08 | 常州西利合金工具有限公司 | High-strength cutting tool |
| CN113510238A (en) * | 2021-07-14 | 2021-10-19 | 中南大学 | Composite material for preparing high-hardness and high-wear-resistance cutting die based on laser cladding and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101591194A (en) * | 2009-05-13 | 2009-12-02 | 桂林矿产地质研究院 | A kind of composite material for superhard cutting tool |
| CN101760685A (en) * | 2008-12-25 | 2010-06-30 | 北京有色金属研究总院 | Superfine WC-Co cemented carbide containing rare-earth elements and preparation method thereof |
| CN104439233A (en) * | 2014-12-15 | 2015-03-25 | 技锋精密刀具（马鞍山）有限公司 | Material for hard alloy cutting tool |
| CN104480337A (en) * | 2014-12-15 | 2015-04-01 | 技锋精密刀具（马鞍山）有限公司 | Preparation method of material for hard alloy slitting tool |
-
2017
- 2017-06-22 CN CN201710479628.8A patent/CN107287485A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101760685A (en) * | 2008-12-25 | 2010-06-30 | 北京有色金属研究总院 | Superfine WC-Co cemented carbide containing rare-earth elements and preparation method thereof |
| CN101591194A (en) * | 2009-05-13 | 2009-12-02 | 桂林矿产地质研究院 | A kind of composite material for superhard cutting tool |
| CN104439233A (en) * | 2014-12-15 | 2015-03-25 | 技锋精密刀具（马鞍山）有限公司 | Material for hard alloy cutting tool |
| CN104480337A (en) * | 2014-12-15 | 2015-04-01 | 技锋精密刀具（马鞍山）有限公司 | Preparation method of material for hard alloy slitting tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112195386A (en) * | 2019-07-08 | 2021-01-08 | 常州西利合金工具有限公司 | High-strength cutting tool |
| CN113510238A (en) * | 2021-07-14 | 2021-10-19 | 中南大学 | Composite material for preparing high-hardness and high-wear-resistance cutting die based on laser cladding and preparation method thereof |
| CN113510238B (en) * | 2021-07-14 | 2022-03-04 | 中南大学 | Composite material for preparing high-hardness and high-wear-resistance cutting die based on laser cladding and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5308426B2 (en) | Cemented carbide and cutting tools | |
| US9156137B2 (en) | Copper based binder for the fabrication of diamond tools | |
| CN102505090B (en) | Preparation method of high-toughness polycrystalline cubic boron nitride compound sheets | |
| JP6330387B2 (en) | Sintered body and manufacturing method thereof | |
| CN105088044B (en) | A kind of preparation method of the mutually superhard level hard metal article of nanometer of soap-free emulsion polymeization | |
| WO2017073712A1 (en) | Sintered compact and method for producing same | |
| CN113174524B (en) | Hard alloy cutter material for high-speed milling and manufacturing method thereof | |
| US20190071360A1 (en) | Polycrystalline cubic boron nitride and method for preparing same | |
| CN114645171B (en) | Multi-principal-element alloy-diamond grinding tool material and preparation method and application thereof | |
| Qi et al. | Vacuum brazing diamond grits with Cu-based or Ni-based filler metal | |
| CN110000376B (en) | Nickel-molybdenum-chromium-diamond alloy composite powder and preparation method and application thereof | |
| CN108118230A (en) | A kind of hard alloy and preparation method thereof | |
| CN109280818A (en) | A kind of wear resistant friction reducing aluminum matrix composite | |
| CN107287485A (en) | A kind of mechanical cutting tool composite | |
| CN109628786B (en) | Forming preparation method of high-temperature-resistant strengthening and toughening Ti (C, N) -based metal ceramic product | |
| CN103243252B (en) | Binder-phase wolfram-carbide (WC) hard alloy and preparation method thereof | |
| CN104561722A (en) | Hard alloy | |
| CN104591742B (en) | Self-lubricating polycrystalline cubic boron nitride (PCBN) tool and preparation method thereof | |
| CN1834343A (en) | Wearable papermaking coating scraper | |
| CN214392343U (en) | Polycrystalline superhard material blank convenient to grind | |
| JP2686335B2 (en) | Sintered materials for tools | |
| TWI521090B (en) | Composite cutter | |
| 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 | |
| CN103114233B (en) | Coating gradient cemented carbide tool material |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171024 |