CN113199209B - High-strength hole saw and manufacturing method thereof - Google Patents
High-strength hole saw and manufacturing method thereof Download PDFInfo
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- CN113199209B CN113199209B CN202110361554.4A CN202110361554A CN113199209B CN 113199209 B CN113199209 B CN 113199209B CN 202110361554 A CN202110361554 A CN 202110361554A CN 113199209 B CN113199209 B CN 113199209B
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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Abstract
The invention relates to the technical field of cutting tools, in particular to a high-strength hole saw and a manufacturing method thereof, wherein the high-strength hole saw consists of a cylindrical base body and sawteeth, the sawteeth consist of a sawteeth base body, a bonding layer and an enhancement layer, and the sawteeth base body, the bonding layer and the enhancement layer are arranged from inside to outside; the bonding layer is made of MCrAlNbY alloy material, wherein M is Co, Ni or the combination of the Co and the Ni; the MCrAlNbY alloy material consists of the following elements in percentage by mass: m: 38-45%, Al: 9.5-11%, Nb: 2-4%, Y: 0.75-0.1 percent, and the balance of Cr; the reinforcing layer is made of TiCxN(1‑x)And CoO2The high-strength hole saw has the advantages that x is 0.35-0.7, the high-strength hole saw has good mechanical properties, and related mechanical properties are not affected after a cold and hot cycle test, so that the high-strength hole saw has a wide application prospect.
Description
Technical Field
The invention relates to the technical field of cutting tools, in particular to a high-strength hole saw and a manufacturing method thereof.
Background
The hole saw is used as a special saw cutting tool for machining circular holes in modern industry or engineering, has the advantages of simplicity and flexibility in operation, convenience in carrying, safety, wide application and the like, and can be used for conveniently drilling holes on any curved surfaces such as planes and spherical surfaces of various plates such as copper, iron, stainless steel, organic glass and the like by being mounted on an electric drill.
The hole saw is usually made of alloy as a saw tool, and in order to improve the strength, hardness, wear resistance and corrosion resistance of the hole saw, manufacturers often deposit a ceramic-based coating on the surface of the hole saw, so that a corresponding effect is achieved to a certain extent.
Disclosure of Invention
The purpose of the invention is as follows: in view of the above technical problems, the present invention provides a high strength hole saw and a method for manufacturing the same.
The technical scheme adopted by the invention is as follows:
a high-strength hole saw consists of a cylindrical base body and sawteeth, wherein the sawteeth consist of a sawtooth base body, a bonding layer and an enhancement layer;
the cylinder-shaped base body and the sawtooth base body are made of alloy materials with the same or different types, and preferably, the cylinder-shaped base body and the sawtooth base body are made of alloy materials with the same type; the alloy material can be selected from common high-speed steel, steel number: w18Cr4V (W18), or high-performance high-speed steel, steel No.: w6Mo5Cr4V2(M2), preferably high-performance high-speed steel.
The bonding layer is made of MCrAlNbY alloy material, wherein M is Co, Ni or the combination of the Co and the Ni;
the MCrAlNbY alloy material consists of the following elements in percentage by mass:
m: 38-45%, Al: 9.5-11%, Nb: 2-4%, Y: 0.75-0.1 percent, and the balance of Cr;
the reinforcing layer is made of TiCxN(1-x)And CoO2Wherein x is 0.35-0.7.
Preferably, the thickness of the bonding layer is 0.65-0.75 μm, and the thickness of the reinforcing layer is 1.5-1.8 μm.
Preferably, the MCrAlNbY alloy material consists of the following elements:
m: 40%, Al: 10.5%, Nb: 2.2%, Y: 0.75 percent and the balance of Cr.
Preferably, M is a combination of Co and Ni, and the mass ratio of the two elements is 1-3: 1.
Preferably, TiCxN(1-x)And CoO2The mass ratio of (A) to (B) is 8-10: 1.
Preferably, x is 0.4.
The preparation method of the high-strength hole saw comprises the following steps:
s1: putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2-1.2×10-2Pa, under the protection of inert gas, heating, melting, refining to obtain alloy liquid, atomizing to prepare powder, and cooling and collecting MCrAlNbY alloy material powder;
s2: polishing, polishing and cleaning the surface of the sawtooth substrate, putting the sawtooth substrate into magnetron sputtering equipment, and starting the equipment to sputter MCrAlNbY alloy material to the surface of the sawtooth substrate to form a bonding layer;
s3: followed by sputtering of TiCxN(1-x)And CoO2And (4) applying the adhesive layer to obtain a reinforced layer.
Further, the preparation method of the high-strength hole saw comprises the following specific steps:
s1: putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2-1.2×10-2Pa, under the protection of nitrogen, heating for melting, refining to obtain alloy liquid, continuously heating the alloy liquid to the superheat degree of 200-;
s2: grinding the surface of the sawtooth substrate by sand paper, polishing the sawtooth substrate to form a mirror surface on a polishing machine, washing the sawtooth substrate by absolute ethyl alcohol, and sequentially adding deionized water, ethyl alcohol and acetoneCleaning with medium ultrasonic wave for 10-20min, drying, placing on a turntable in magnetron sputtering equipment, starting the equipment to sputter MCrAlNbY alloy material to the surface of the sawtooth substrate to form a bonding layer, wherein the parameters during sputtering are as follows: background vacuum degree of 1X 10-3-1.5×10-3Pa, the vacuum degree is 0.7-0.8Pa during sputtering, the working gas is argon, the argon flow is 30-35sccm, the sputtering current is 0.5-0.55A, the sputtering time is 10-15min, and the turntable rotates at the speed of 600-650r/min during sputtering;
s3: after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputteredxN(1-x)And CoO2On the bonding layer, the parameters during sputtering are as follows: background vacuum degree of 2X 10-4-2.5×10-4Pa, the vacuum degree is 0.1-0.15Pa during sputtering, the working gas is argon, the argon flow is 40-50sccm, the sputtering current is 0.4-0.45A, the sputtering time is 35-40min, the turntable rotates at the speed of 600-650r/min during sputtering to obtain the enhancement layer, the gas source and the power supply are closed after sputtering is finished, air is introduced after cooling and taken out, and the enhancement layer and the cylindrical base body are welded together.
The invention has the beneficial effects that:
the introduction of ceramic-based metal materials on the surface of high-speed cutting alloy materials is a mature technology, but TiC is selected in the applicationxN(1-x)As a reinforcement for hole saw teeth that greatly improves the corrosion, wear and strength of the hole saw teeth, the inventors further introduced CoO2And TiCxN(1-x)Co-use, CoO2On the one hand, TiC can be increasedxN(1-x)The high-strength hole saw has good mechanical properties after test, related mechanical properties are not influenced after a cold and hot cycle test, and the application prospect is wide.
Drawings
Fig. 1 is a schematic structural view of a high strength hole saw of the present invention.
Fig. 2 is a cross-sectional view of a saw tooth in the high strength hole saw of the present invention.
Reference numerals, which are described below:
1-a cylindrical matrix; 2-saw teeth; 3-a sawtooth matrix; 4-a tie layer; 5-an enhancement layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
a high-strength hole saw consists of a cylindrical base body (1) and sawteeth (2), wherein the sawteeth (2) consist of a sawteeth base body (3), an adhesive layer (4) with the thickness of 0.7 mu m and a reinforcing layer (5) with the thickness of 1.6 mu m;
the cylindrical matrix (1) and the sawtooth matrix (3) are both made of high-performance high-speed steel;
the bonding layer (4) is made of MCrAlNbY alloy material, wherein M is the combination of Co and Ni and consists of the following elements in percentage by mass:
co: 30%, Ni: 10%, Al: 10.5%, Nb: 2.2%, Y: 0.75 percent, and the balance of Cr;
the reinforcement layer (5) is made of TiC0.4N0.6And CoO2According to the mass ratio of 10: 1.
The preparation method of the high-strength hole saw comprises the following steps:
putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2Pa, nitrogen protection, heating to melt, refining to obtain alloy liquid, heating to 200 deg.C, homogenizing, holding for 20min, pouring the alloy liquid into tundish preheated to 900 deg.C, standing for 10min, pouring into atomizing chamber, and introducing high-pressure high-speed nitrogenSpraying alloy liquid by gas, solidifying and settling the alloy liquid into powder, falling into a powder collecting tank, standing for 2h, taking out the powder after cooling, screening, collecting the obtained MCrAlNbY alloy material powder, polishing the surface of a sawtooth substrate (3) by using abrasive paper, polishing the sawtooth substrate on a polishing machine into a mirror surface, washing the sawtooth substrate by using absolute ethyl alcohol, then carrying out ultrasonic cleaning in deionized water, ethanol and acetone for 20min in sequence, drying, putting the sawtooth substrate on a rotating disc in magnetron sputtering equipment, starting the equipment to sputter the MCrAlNbY alloy material to the surface of the sawtooth substrate to form a bonding layer (4), wherein the parameters during sputtering are as follows: background vacuum degree of 1.2X 10-3Pa, the vacuum degree during sputtering is 0.75Pa, the working gas is argon, the argon flow is 35sccm, the sputtering current is 0.5A, the sputtering time is 12min, the rotating disc rotates at the speed of 600r/min during sputtering, and after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputtered0.4N0.6And CoO2To the bonding layer (4), the parameters during sputtering are as follows: background vacuum degree of 2.5X 10-4Pa, the vacuum degree during sputtering is 0.1Pa, the working gas is argon, the argon flow is 45sccm, the sputtering current is 0.4A, the sputtering time is 37min, the rotating disc rotates at the speed of 620r/min during sputtering to obtain an enhancement layer (5), the gas source and the power supply are closed after the sputtering is finished, air is introduced after the cooling, the enhancement layer and the cylindrical base body are welded together.
Example 2:
a high-strength hole saw consists of a cylindrical base body (1) and saw teeth (2), wherein the saw teeth (2) consist of a saw tooth base body (3), an adhesive layer (4) with the thickness of 0.75 mu m and a reinforcing layer (5) with the thickness of 1.8 mu m;
the cylindrical matrix (1) and the sawtooth matrix (3) are both made of high-performance high-speed steel;
the bonding layer (4) is made of MCrAlNbY alloy material, wherein M is the combination of Co and Ni and consists of the following elements in percentage by mass:
co: 20%, Ni: 20%, Al: 10.5%, Nb: 2.2%, Y: 0.75 percent, and the balance of Cr;
the reinforcement layer (5) is made of TiC0.4N0.6And CoO2According to the mass ratio of 10: 1.
The preparation method of the high-strength hole saw comprises the following steps:
by elemental compositionPutting the blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace in proportion, and vacuumizing the smelting furnace to 1 x 10-2Pa, under the protection of nitrogen, heating, melting, refining to obtain an alloy liquid, continuously heating the alloy liquid to the superheat degree of 220 ℃, homogenizing and preserving heat for 10min, pouring the alloy liquid into a tundish preheated to 900 ℃, standing for 10min, pouring the alloy liquid into an atomizing chamber, spraying the alloy liquid by using high-pressure high-speed nitrogen, solidifying and settling the alloy liquid into powder, falling the powder into a powder collecting tank, standing for 1h, cooling the powder, taking out the powder, screening, collecting the obtained MCrAlNbY alloy material powder, polishing the surface of a sawtooth matrix (3) by using abrasive paper, polishing the sawtooth matrix into a mirror surface, flushing the sawtooth matrix by using absolute ethyl alcohol, sequentially ultrasonically cleaning the sawtooth matrix in deionized water, ethanol and acetone for 10min, drying the sawtooth matrix, placing the sawtooth matrix on a turntable in magnetron sputtering equipment, and starting the equipment to sputter the MCrAlNbY alloy material to the surface of the sawtooth matrix to form a bonding layer (4), wherein the sputtering parameters are as follows: background vacuum degree of 1X 10-3Pa, the vacuum degree during sputtering is 0.8Pa, the working gas is argon, the argon flow is 35sccm, the sputtering current is 0.55A, the sputtering time is 15min, the rotating disc rotates at the speed of 600r/min during sputtering, and after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputtered0.4N0.6And CoO2To the bonding layer (4), the parameters during sputtering are as follows: background vacuum degree of 2.5X 10-4Pa, the vacuum degree during sputtering is 0.1Pa, the working gas is argon, the argon flow is 50sccm, the sputtering current is 0.4A, the sputtering time is 40min, the rotating disc rotates at the speed of 600r/min during sputtering to obtain an enhancement layer (5), the air source and the power supply are closed after the sputtering is finished, air is introduced after the cooling, the enhancement layer and the cylindrical base body are welded together.
Example 3:
a high-strength hole saw consists of a cylindrical base body (1) and saw teeth (2), wherein the saw teeth (2) consist of a saw tooth base body (3), an adhesive layer (4) with the thickness of 0.65 mu m and a reinforcing layer (5) with the thickness of 1.5 mu m;
the cylindrical matrix (1) and the sawtooth matrix (3) are both made of high-performance high-speed steel;
the bonding layer (4) is made of MCrAlNbY alloy material, wherein M is the combination of Co and Ni and consists of the following elements in percentage by mass:
co: 30%, Ni: 15%, Al: 10%, Nb: 2%, Y: 0.1 percent and the balance of Cr;
the reinforcement layer (5) is made of TiC0.4N0.6And CoO2The components are mixed according to the mass ratio of 8: 1.
The preparation method of the high-strength hole saw comprises the following steps:
putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2Pa, under the protection of nitrogen, heating, melting, refining to obtain an alloy liquid, continuously heating the alloy liquid to the superheat degree of 200 ℃, homogenizing and preserving heat for 10min, pouring the alloy liquid into a tundish preheated to 850 ℃, standing for 10min, pouring the alloy liquid into an atomizing chamber, spraying the alloy liquid by using high-pressure high-speed nitrogen, solidifying and settling the alloy liquid into powder, falling the powder into a powder collecting tank, standing for 2h, cooling the powder, taking out the powder, screening, collecting the obtained MCrAlNbY alloy material powder, polishing the surface of a sawtooth matrix (3) by using abrasive paper, polishing the sawtooth matrix into a mirror surface, flushing the sawtooth matrix by using absolute ethyl alcohol, sequentially ultrasonically cleaning the sawtooth matrix in deionized water, ethanol and acetone for 20min, drying the sawtooth matrix, placing the sawtooth matrix on a turntable in magnetron sputtering equipment, and starting the equipment to sputter the MCrAlNbY alloy material to the surface of the sawtooth matrix to form a bonding layer (4), wherein the sputtering parameters are as follows: background vacuum degree of 1.5X 10-3Pa, the vacuum degree during sputtering is 0.75Pa, the working gas is argon, the argon flow is 35sccm, the sputtering current is 0.5A, the sputtering time is 10min, the rotating disc rotates at the speed of 600r/min during sputtering, and after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputtered0.4N0.6And CoO2To the bonding layer (4), the parameters during sputtering are as follows: background vacuum degree of 2X 10-4Pa, the vacuum degree during sputtering is 0.14Pa, the working gas is argon, the argon flow is 40sccm, the sputtering current is 0.4A, the sputtering time is 35min, the rotating disc rotates at the speed of 600r/min during sputtering to obtain an enhancement layer (5), the gas source and the power supply are closed after the sputtering is finished, air is introduced after the cooling, the enhancement layer and the cylindrical base body are welded together.
Example 4:
a high-strength hole saw consists of a cylindrical base body (1) and sawteeth (2), wherein the sawteeth (2) consist of a sawteeth base body (3), an adhesive layer (4) with the thickness of 0.7 mu m and a reinforcing layer (5) with the thickness of 1.6 mu m;
the cylindrical matrix (1) and the sawtooth matrix (3) are both made of high-performance high-speed steel;
the bonding layer (4) is made of MCrAlNbY alloy material, wherein M is the combination of Co and Ni and consists of the following elements in percentage by mass:
co: 19%, Ni: 19%, Al: 11%, Nb: 2.8%, Y: 0.77 percent, and the balance of Cr;
the reinforcement layer (5) is made of TiC0.4N0.6And CoO2The components are mixed according to the mass ratio of 9: 1.
The preparation method of the high-strength hole saw comprises the following steps:
putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2Pa, under the protection of nitrogen, heating, melting, refining to obtain an alloy liquid, continuously heating the alloy liquid to the superheat degree of 200 ℃, homogenizing, preserving heat for 20min, pouring the alloy liquid into a tundish preheated to 900 ℃, standing for 10min, pouring into an atomizing chamber, spraying the alloy liquid by using high-pressure high-speed nitrogen, solidifying and settling the alloy liquid into powder, falling into a powder collecting tank, standing for 2h, cooling the powder, taking out, screening, collecting the obtained MCrAlNbY alloy material powder, polishing the surface of a sawtooth matrix (3) by using abrasive paper, polishing the surface of the sawtooth matrix into a mirror surface, flushing the mirror surface by using absolute ethyl alcohol, sequentially ultrasonically cleaning the mirror surface in deionized water, ethanol and acetone for 20min, drying, placing the mirror surface on a turntable in magnetron sputtering equipment, and starting the equipment to sputter the MCrAlNbY alloy material to the surface of the sawtooth matrix to form a bonding layer (4), wherein the sputtering parameters are as follows: background vacuum degree of 1.2X 10-3Pa, the vacuum degree during sputtering is 0.75Pa, the working gas is argon, the argon flow is 35sccm, the sputtering current is 0.5A, the sputtering time is 12min, the rotating disc rotates at the speed of 600r/min during sputtering, and after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputtered0.4N0.6And CoO2To the bonding layer (4), the parameters during sputtering are as follows: background vacuum degree of 2.5X 10-4Pa, the vacuum degree during sputtering is 0.1Pa, the working gas is argon, the argon flow is 45sccm, the sputtering current is 0.4A, the sputtering time is 37min, and the rotating disc rotates at the speed of 620r/min during sputtering to obtain the sputtering targetAnd the enhancement layer (5) is formed by closing an air source and a power supply after sputtering is finished, introducing air after cooling, taking out and welding the enhancement layer and the cylindrical base together.
Example 5:
a high-strength hole saw consists of a cylindrical base body (1) and sawteeth (2), wherein the sawteeth (2) consist of a sawteeth base body (3), an adhesive layer (4) with the thickness of 0.7 mu m and a reinforcing layer (5) with the thickness of 1.6 mu m;
the cylindrical matrix (1) and the sawtooth matrix (3) are both made of high-performance high-speed steel;
the bonding layer (4) is made of MCrAlNbY alloy material, wherein M is the combination of Co and Ni and consists of the following elements in percentage by mass:
co: 30%, Ni: 10%, Al: 9.5%, Nb: 3%, Y: 0.75 percent, and the balance of Cr;
the reinforcement layer (5) is made of TiC0.4N0.6And CoO2The components are mixed according to the mass ratio of 9: 1.
The preparation method of the high-strength hole saw comprises the following steps:
putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2Pa, under the protection of nitrogen, heating, melting, refining to obtain an alloy liquid, continuously heating the alloy liquid to the superheat degree of 200 ℃, homogenizing, preserving heat for 20min, pouring the alloy liquid into a tundish preheated to 900 ℃, standing for 10min, pouring into an atomizing chamber, spraying the alloy liquid by using high-pressure high-speed nitrogen, solidifying and settling the alloy liquid into powder, falling into a powder collecting tank, standing for 2h, cooling the powder, taking out, screening, collecting the obtained MCrAlNbY alloy material powder, polishing the surface of a sawtooth matrix (3) by using abrasive paper, polishing the surface of the sawtooth matrix into a mirror surface, flushing the mirror surface by using absolute ethyl alcohol, sequentially ultrasonically cleaning the mirror surface in deionized water, ethanol and acetone for 20min, drying, placing the mirror surface on a turntable in magnetron sputtering equipment, and starting the equipment to sputter the MCrAlNbY alloy material to the surface of the sawtooth matrix to form a bonding layer (4), wherein the sputtering parameters are as follows: background vacuum degree of 1.2X 10-3Pa, the vacuum degree during sputtering is 0.75Pa, the working gas is argon, the argon flow is 35sccm, the sputtering current is 0.5A, the sputtering time is 12min, the rotating disc rotates at the speed of 600r/min during sputtering, and the MCrAlNbY alloyAfter the sputtering of the gold material is finished, TiC is sputtered next0.4N0.6And CoO2To the bonding layer (4), the parameters during sputtering are as follows: background vacuum degree of 2.5X 10-4Pa, the vacuum degree during sputtering is 0.1Pa, the working gas is argon, the argon flow is 45sccm, the sputtering current is 0.4A, the sputtering time is 37min, the rotating disc rotates at the speed of 620r/min during sputtering to obtain an enhancement layer (5), the gas source and the power supply are closed after the sputtering is finished, air is introduced after the cooling, the enhancement layer and the cylindrical base body are welded together.
Comparative example 1:
comparative example 1 is substantially the same as example 1 except that no tie layer (4) is incorporated in comparative example 1.
Comparative example 2:
comparative example 2 is substantially the same as example 1 except that the reinforcing layer (5) of comparative example 2 has only TiC0.4N0.6Free of CoO2。
And (3) performance testing:
mechanical properties of the saw teeth prepared in examples 1 to 5 of the present invention and comparative examples 1 to 2 and a commercially available hole saw (brand: astronaut, model: M42 hole opener) were measured, and the results are shown in table 1 below:
table 1:
the saw teeth prepared in examples 1 to 5 of the present invention and comparative examples 1 to 2 and a commercially available hole saw (brand: astronomical, model: M42 hole opener) were heated from an initial temperature of 293K to a maximum temperature of 1323K over 100s, then cooled to 293K within 5s after heat preservation for 100s, and then heated from 293K to a maximum temperature of 1323K over 100s, and mechanical property test was performed after repeating the above steps for 100 times, and the test results are shown in Table 2 below
Table 2:
as can be seen from tables 1 and 2 above, the hole saw teeth prepared by the method have good mechanical properties, and the relevant mechanical properties are not affected by a cold-hot cycle test.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. A high-strength hole saw is characterized by comprising a cylindrical base body and saw teeth, wherein the saw teeth comprise a saw tooth base body, an adhesive layer and an enhancement layer, and the saw tooth base body, the adhesive layer and the enhancement layer are arranged from inside to outside;
the cylindrical matrix and the sawtooth matrix are made of alloy materials with the same or different models;
the bonding layer is made of MCrAlNbY alloy material, wherein M is Co, Ni or the combination of the Co and the Ni;
the MCrAlNbY alloy material consists of the following elements in percentage by mass:
m: 38-45%, Al: 9.5-11%, Nb: 2-4%, Y: 0.75-0.1 percent, and the balance of Cr;
the reinforcing layer is made of TiCxN(1-x)And CoO2Wherein x is 0.35-0.7;
the preparation method comprises the following steps:
s1: putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, and vacuumizing the smelting furnace to 10 DEG-2Pa, under the protection of inert gas, heating, melting, refining to obtain alloy liquid, atomizing to prepare powder, and cooling and collecting MCrAlNbY alloy material powder;
s2: polishing, polishing and cleaning the surface of the sawtooth substrate, putting the sawtooth substrate into magnetron sputtering equipment, and starting the equipment to sputter MCrAlNbY alloy material to the surface of the sawtooth substrate to form a bonding layer;
s3: followed by sputtering of TiCxN(1-x)And CoO2And (4) applying the adhesive layer to obtain a reinforced layer.
2. The high strength hole saw as defined in claim 1, wherein said adhesive layer is 0.65-0.75 μm thick and said reinforcing layer is 1.5-1.8 μm thick.
3. The high strength hole saw as defined in claim 1, wherein said MCrAlNbY alloy material is comprised of the following elements:
m: 40%, Al: 10.5%, Nb: 2.2%, Y: 0.75 percent and the balance of Cr.
4. A high strength hole saw as defined in claim 3, wherein M is a combination of Co and Ni, the mass ratio of the two elements being 1-3: 1.
5. The high strength hole saw of claim 1, wherein TiC isxN(1-x)And CoO2The mass ratio of (A) to (B) is 8-10: 1.
6. The high strength hole saw of claim 5, wherein x is 0.4.
7. A high strength hole saw as defined in claim 1, prepared by the method comprising:
s1: putting blocky pure metals of Co, Ni, Al, Nb, Y and Cr into a smelting furnace according to the element component proportion, vacuumizing the smelting furnace to 1 x 10-2-1.2×10-2Pa, nitrogen protection, heating, melting, refining to alloy liquid, continuously heating the alloy liquid to the superheat degree of 200-plus-one-phase, homogenizing and preserving heat for 10-30min, pouring the alloy liquid into a tundish preheated to the temperature of 800-plus-one-phase and 900 ℃, standing for 5-10min, pouring the alloy liquid into an atomizing chamber, spraying the alloy liquid by using high-pressure high-speed nitrogen, solidifying and settling the alloy liquid into powder, falling the powder into a powder collecting tank, standing for 1-3h, taking out the powder after the powder is cooled, sieving and collecting the obtained MCrAlNbY alloy material powderGrinding;
s2: the surface of a sawtooth substrate is polished by sand paper, then the sawtooth substrate is polished into a mirror surface by a polishing machine, the sawtooth substrate is washed by absolute ethyl alcohol, then the sawtooth substrate is sequentially ultrasonically cleaned in deionized water, ethyl alcohol and acetone for 10 to 20min and then dried, the sawtooth substrate is placed on a turntable in magnetron sputtering equipment, the equipment is started to sputter MCrAlNbY alloy materials to the surface of the sawtooth substrate to form a bonding layer, and the parameters during sputtering are as follows: background vacuum degree of 1X 10-3-1.5×10-3Pa, the vacuum degree is 0.7-0.8Pa during sputtering, the working gas is argon, the argon flow is 30-35sccm, the sputtering current is 0.5-0.55A, the sputtering time is 10-15min, and the turntable rotates at the speed of 600-650r/min during sputtering;
s3: after the sputtering of the MCrAlNbY alloy material is finished, TiC is sputteredxN(1-x)And CoO2On the bonding layer, the parameters during sputtering are as follows: background vacuum degree of 2X 10-4-2.5×10-4Pa, the vacuum degree is 0.1-0.15Pa during sputtering, the working gas is argon, the argon flow is 40-50sccm, the sputtering current is 0.4-0.45A, the sputtering time is 35-40min, the turntable rotates at the speed of 600-650r/min during sputtering to obtain the enhancement layer, the gas source and the power supply are closed after sputtering is finished, air is introduced after cooling and taken out, and the enhancement layer and the cylindrical base body are welded together.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5750247A (en) * | 1996-03-15 | 1998-05-12 | Kennametal, Inc. | Coated cutting tool having an outer layer of TiC |
| JP2004202598A (en) * | 2002-12-24 | 2004-07-22 | Kyocera Corp | Throw away tip and method for manufacturing the same |
| CN101879794A (en) * | 2010-05-31 | 2010-11-10 | 武汉嘉树科技有限公司 | CrTiAlSiN nano composite coating, cutter deposited with same and preparation method thereof |
| CN104446482A (en) * | 2014-11-11 | 2015-03-25 | 合肥皖为电气设备工程有限责任公司 | Ceramic for nano titanium carbide cutting tools and preparation method of ceramic |
| CN104831098A (en) * | 2014-02-11 | 2015-08-12 | 中国科学院金属研究所 | Preparation method of WC-Co hard alloy with in-situ addition of rare earth oxide crystal grain refiner |
| CN104878267A (en) * | 2015-05-29 | 2015-09-02 | 南京理工大学 | TiCN-base metal ceramic tool material and its microwave sintering process |
| CN205851948U (en) * | 2015-05-13 | 2017-01-04 | Lmt基宁格有限公司 | Blade and cutter |
| CN107282996A (en) * | 2017-05-22 | 2017-10-24 | 宁波妙力斯五金工具有限公司 | A kind of hard alloy saw blade |
| CN109082641A (en) * | 2018-08-28 | 2018-12-25 | 华南理工大学 | A kind of trilamellar membrane structure coating and preparation method thereof |
| CN110438442A (en) * | 2019-07-23 | 2019-11-12 | 江西科技师范大学 | A kind of nano silicon nitride niobium aluminium yttrium/amorphous silicon nitride two-phase superhard coating and its deposition method |
| CN110656313A (en) * | 2019-10-14 | 2020-01-07 | 四川大学 | Zirconium aluminum nitride/aluminum oxide composite coating firmly combined with hard alloy and preparation method thereof |
| CN112080677A (en) * | 2019-06-12 | 2020-12-15 | C4有限公司 | Carbide material for cutting device and related manufacturing method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2684721B2 (en) * | 1988-10-31 | 1997-12-03 | 三菱マテリアル株式会社 | Surface-coated tungsten carbide-based cemented carbide cutting tool and its manufacturing method |
| JP3374653B2 (en) * | 1995-11-27 | 2003-02-10 | 三菱マテリアル株式会社 | Carbonitride cermet cutting tool with excellent wear resistance |
| DE69613942T2 (en) * | 1995-11-27 | 2001-12-06 | Mitsubishi Materials Corp | Wear-resistant carbonitride cermet cutting body |
| IL151773A0 (en) * | 2000-03-24 | 2003-04-10 | Kennametal Inc | Cemented carbide tool and method for making the same |
| US9670101B2 (en) * | 2012-05-09 | 2017-06-06 | Thomas Blaszczykiewicz | Metal detectible ceramic tooling |
-
2021
- 2021-04-02 CN CN202110361554.4A patent/CN113199209B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5750247A (en) * | 1996-03-15 | 1998-05-12 | Kennametal, Inc. | Coated cutting tool having an outer layer of TiC |
| JP2004202598A (en) * | 2002-12-24 | 2004-07-22 | Kyocera Corp | Throw away tip and method for manufacturing the same |
| CN101879794A (en) * | 2010-05-31 | 2010-11-10 | 武汉嘉树科技有限公司 | CrTiAlSiN nano composite coating, cutter deposited with same and preparation method thereof |
| CN104831098A (en) * | 2014-02-11 | 2015-08-12 | 中国科学院金属研究所 | Preparation method of WC-Co hard alloy with in-situ addition of rare earth oxide crystal grain refiner |
| CN104446482A (en) * | 2014-11-11 | 2015-03-25 | 合肥皖为电气设备工程有限责任公司 | Ceramic for nano titanium carbide cutting tools and preparation method of ceramic |
| CN205851948U (en) * | 2015-05-13 | 2017-01-04 | Lmt基宁格有限公司 | Blade and cutter |
| CN104878267A (en) * | 2015-05-29 | 2015-09-02 | 南京理工大学 | TiCN-base metal ceramic tool material and its microwave sintering process |
| CN107282996A (en) * | 2017-05-22 | 2017-10-24 | 宁波妙力斯五金工具有限公司 | A kind of hard alloy saw blade |
| CN109082641A (en) * | 2018-08-28 | 2018-12-25 | 华南理工大学 | A kind of trilamellar membrane structure coating and preparation method thereof |
| CN112080677A (en) * | 2019-06-12 | 2020-12-15 | C4有限公司 | Carbide material for cutting device and related manufacturing method |
| CN110438442A (en) * | 2019-07-23 | 2019-11-12 | 江西科技师范大学 | A kind of nano silicon nitride niobium aluminium yttrium/amorphous silicon nitride two-phase superhard coating and its deposition method |
| CN110656313A (en) * | 2019-10-14 | 2020-01-07 | 四川大学 | Zirconium aluminum nitride/aluminum oxide composite coating firmly combined with hard alloy and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| Ti(CN)基金属陶瓷刀片切削性能的研究;全朝海;《粉末冶金材料科学与工程》;19971115(第04期);第305-309页 * |
| 硬质合金涂层刀具研究进展;刘海浪等;《凿岩机械气动工具》;20090515(第02期);第52-59页 * |
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