CN114505793A - Honing strip metal bonding agent composed of metal powder with different particle sizes and manufacturing method thereof - Google Patents
Honing strip metal bonding agent composed of metal powder with different particle sizes and manufacturing method thereof Download PDFInfo
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- CN114505793A CN114505793A CN202210008559.3A CN202210008559A CN114505793A CN 114505793 A CN114505793 A CN 114505793A CN 202210008559 A CN202210008559 A CN 202210008559A CN 114505793 A CN114505793 A CN 114505793A
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- 239000002184 metal Substances 0.000 title claims abstract description 49
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 49
- 239000007767 bonding agent Substances 0.000 title claims abstract description 44
- 239000000843 powder Substances 0.000 title claims abstract description 16
- 239000002245 particle Substances 0.000 title claims description 25
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 229910052709 silver Inorganic materials 0.000 claims abstract description 37
- 239000004332 silver Substances 0.000 claims abstract description 37
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 36
- 239000010941 cobalt Substances 0.000 claims abstract description 36
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 claims abstract description 36
- 239000010949 copper Substances 0.000 claims abstract description 36
- 229910052718 tin Inorganic materials 0.000 claims abstract description 36
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000005245 sintering Methods 0.000 claims abstract description 16
- 238000007731 hot pressing Methods 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000004321 preservation Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- 229910052582 BN Inorganic materials 0.000 claims description 4
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 2
- 238000004873 anchoring Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 235000019580 granularity Nutrition 0.000 abstract description 7
- 239000011135 tin Substances 0.000 description 29
- 230000000052 comparative effect Effects 0.000 description 8
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
- B24D3/06—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
- B24D3/10—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements for porous or cellular structure, e.g. for use with diamonds as abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
- B24B33/086—Abrading blocks for honing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
- B24D3/342—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent
-
- 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
- C22C9/00—Alloys based on copper
- C22C9/02—Alloys based on copper with tin as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- 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
- C22C2026/003—Cubic boron nitrides only
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a honing strip metallic bond consisting of metal powder with different granularities and a manufacturing method thereof, wherein the honing strip metallic bond consists of the following raw materials in percentage by weight: 50-80% of copper, 10-30% of tin, 5-15% of cobalt and 3-7% of silver, wherein the grain size of each raw material in the bonding agent is various, the grain size range is 200-800 meshes, the honing strip metal bonding agent and the abrasive are uniformly mixed in proportion and then are molded by adopting a hot-pressing sintering process to form the honing strip, and the prepared honing strip has the advantages of long service life and good parameter stability.
Description
Technical Field
The invention relates to the technical field of metal bonding agent preparation, in particular to a honing strip metal bonding agent composed of metal powder with different particle sizes and a manufacturing method thereof.
Background
The honing strip is a strip-shaped bonded abrasive tool made of abrasive materials, bonding agents and the like, and is embedded on a honing head to carry out finishing processing on a finish processing surface. The bonding agent is used for bonding a plurality of fine abrasive particles together, so that the grinding tool has a certain shape and necessary strength, the abrasive particles can cut a workpiece under the support of the bonding agent during grinding, and when the abrasive particles are dull, the abrasive particles can also be broken or fall off in time to expose new abrasive particles for continuous work, so that the honing strip is kept to have good cutting performance.
In the prior art, metal powder with a single grain size is often used as a metal bonding agent for the honing strip to prepare the honing strip, and the selection of the metal with the single grain size cannot completely meet the market demand, for example, for processing cast iron cylinder hole series products, the workpiece hardness is HB207-277, the material is cast iron HT250, the reticulate requirement RZ2-5, RPK0-0.3, RK0.2-0.8 and RVK0.8-2.4, the metal bonding agent made of the metal powder with a single grain size of 200 meshes and 300 meshes is adopted, the thicker grain size can reduce the density and the strength of the honing strip, so that the service life of the honing strip is low, the metal bonding agent made of the metal powder with a single grain size of 600 meshes to 800 meshes is finer in grain size, poor in fluidity and influences the density and the hardness of the honing strip, the service life in the processing process can be improved, but the parameters are unstable and easy to scratch.
Therefore, it is required to develop a metal bond for honing stick to improve the process for preparing honing stick with long life and good parameter stability.
Disclosure of Invention
In view of the above situation, the present invention provides a metal bonding agent for honing strips, which is prepared by mixing metal powders of 200-800 meshes with different particle sizes in a certain proportion, and is used for preparing honing strips, thereby prolonging the processing life and ensuring the stable parameters.
The technical scheme for solving the problem is as follows:
the honing strip metal bonding agent consists of metal powder with different particle sizes, and consists of the following raw materials in percentage by weight: 50-80% of copper, 10-30% of tin, 5-15% of cobalt and 3-7% of silver, wherein the particle size of each raw material in the bonding agent is various, and the particle size range is between 200-800 meshes.
Furthermore, the metal bonding agent and the abrasive of the honing strip are jointly used for preparing the honing strip, the content of the abrasive is 6.25-25% of the volume of the bonding agent, and the corresponding concentration is 25-100%.
Further, the grinding material is diamond or cubic boron nitride, and the particle size of the grinding material is 200-800 meshes.
Preferably, the honing stick metal bonding agent is composed of the following raw materials in percentage by weight: 60% of copper, 25% of tin, 10% of cobalt and 5% of silver, wherein the weight ratio of 800-mesh copper to 400-mesh copper to 200-mesh copper in the copper is 18:18:24, the weight ratio of 800-mesh tin to 400-mesh tin to 200-mesh tin in the tin is 7.5:7.5:10, the weight ratio of 800-mesh cobalt to 400-mesh cobalt in the cobalt is 3:2:5, the weight ratio of 800-mesh silver to 400-mesh silver to 200-mesh silver in the silver is 1.5:1.5:2, the content of the abrasive is 18.75% of the volume of the binder, the corresponding concentration is 75%, and the granularity of the abrasive is 400-mesh.
Further, the honing strip is prepared by the following method: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the honing strip is prepared by improving the formula of the metal bonding agent of the honing strip, using metal powder with different granularities to form the honing strip, and sintering the honing strip by taking copper/tin/cobalt/silver as a main component, so that an alloy-combined high-performance bonding agent is formed, and the prepared honing strip has the advantages of self-sharpening property, wear resistance and stable processing.
2. On the premise of using a metal bonding agent consisting of hard rigid abrasive particles and metal powder with different particle sizes, the finally manufactured honing strip has the advantages of long service life, good parameter stability, and satisfactory machining precision and roughness by controlling the raw material proportion, the sintering temperature gradient, the heat preservation time and the heat preservation pressure.
Drawings
Fig. 1 is a schematic structural diagram of a sintering hot-pressing process according to an embodiment of the present invention.
Detailed Description
The foregoing and other technical and scientific aspects, features and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Example 1
The honing strip metal bonding agent consists of metal powder with different particle sizes, and consists of the following raw materials in percentage by weight: 68% of copper, 12% of tin, 15% of cobalt and 5% of silver, wherein the weight ratio of 700-mesh copper to 450-mesh copper to 200-mesh copper in the copper is 18:16:21, the weight ratio of 700-mesh tin to 450-mesh tin to 200-mesh tin in the tin is 8:8:9, the weight ratio of 700-mesh cobalt to 450-mesh cobalt to 200-mesh cobalt in the cobalt is 7:5:3, and the weight ratio of 700-mesh silver to 450-mesh silver to 200-mesh silver in the silver is 2:2: 1;
the honing stick metal bonding agent and the abrasive are jointly used for preparing the honing stick, the content of the abrasive is 12.5% of the volume of the bonding agent, and the corresponding concentration is 50%; the grinding material is cubic boron nitride, and the granularity of the grinding material is 800 meshes.
The honing strip is prepared by the following steps: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
Example 2
The honing strip metal bonding agent consists of metal powder with different particle sizes, and consists of the following raw materials in percentage by weight: 65% of copper, 15% of tin, 13% of cobalt and 7% of silver, wherein the weight ratio of 800-mesh copper to 500-mesh copper to 200-mesh copper in the copper is 20:20:25, the weight ratio of 800-mesh tin to 500-mesh tin to 200-mesh tin in the tin is 5:5:5, the weight ratio of 800-mesh cobalt to 500-mesh cobalt in the cobalt to 200-mesh cobalt in the cobalt is 4:3:6, and the weight ratio of 800-mesh silver to 500-mesh silver to 200-mesh silver in the silver is 2:2: 3;
the honing strip metal bonding agent and the abrasive are jointly used for preparing the honing strip, the content of the abrasive is 20% of the volume of the bonding agent, and the corresponding concentration is 80%; the grinding material is diamond, and the granularity of the grinding material is 600 meshes.
The honing strip is prepared by the following steps: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
Example 3
The honing strip metal bonding agent consists of metal powder with different particle sizes, and consists of the following raw materials in percentage by weight: 65% of copper, 12% of tin, 18% of cobalt and 5% of silver, wherein the weight ratio of 800-mesh copper to 500-mesh copper to 250-mesh copper in the copper is 15:15:20, the weight ratio of 800-mesh tin to 500-mesh tin to 250-mesh tin in the tin is 9:9:12, the weight ratio of 800-mesh cobalt to 500-mesh cobalt to 250-mesh cobalt in the cobalt is 5:5:6, and the weight ratio of 800-mesh silver to 500-mesh silver to 250-mesh silver in the silver is 1:1: 2;
the honing stick metal bonding agent and the abrasive are jointly used for preparing the honing stick, the content of the abrasive is 24% of the volume of the bonding agent, and the corresponding concentration is 96%; the abrasive is diamond, and the granularity of the abrasive is 200 meshes.
The honing strip is prepared by the following steps: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
Example 4
The honing strip metal bonding agent consists of metal powder with different particle sizes, and consists of the following raw materials in percentage by weight: 60% of copper, 25% of tin, 10% of cobalt and 5% of silver, wherein the weight ratio of 800-mesh copper to 400-mesh copper to 200-mesh copper in the copper is 18:18:24, the weight ratio of 800-mesh tin to 400-mesh tin to 200-mesh tin in the tin is 7.5:7.5:10, the weight ratio of 800-mesh cobalt to 400-mesh cobalt in the cobalt to 200-mesh cobalt in the cobalt is 3:2:5, and the weight ratio of 800-mesh silver to 400-mesh silver in the silver to 200-mesh silver in the silver is 1.5:1.5: 2;
the honing stick metal bonding agent and the abrasive are jointly used for preparing the honing stick, the content of the abrasive is 18.75% of the volume of the bonding agent, the corresponding concentration is 75%, the abrasive is cubic boron nitride, and the granularity of the abrasive is 400 meshes.
The honing strip is prepared by the following steps: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
Comparative example 1
The same as example 4 except that the particle size of copper, tin, cobalt and silver was 800 mesh.
Comparative example 2
The same as example 4 except that the particle size of copper, tin, cobalt and silver was 200 mesh.
And (3) performance testing:
(1) the honing sticks prepared in examples 1 to 4 and comparative example 1 were subjected to the working life and parameter stability tests, and the results are shown in table 1:
| TABLE 1 | Working life | Stability of parameters |
| Example 1 | 5780Piece | Stabilization |
| Example 2 | 5680 pieces | Stabilization |
| Example 3 | 5450 pieces | Stabilization |
| Example 4 | 5000 pieces | Stabilization |
| Comparative example 1 | 5100 pieces | Fluctuation of parameters |
| Comparative example 2 | 2000 pieces | Fluctuation of parameters |
As can be seen from table 1, the honing sticks prepared in examples 1 to 3 have a long working life and stable parameters during use, compared to comparative examples 1 and 2.
(2) The results of honing using the honing sticks prepared in examples 1 to 4 of the present invention and comparative examples 1 to 2 are shown in table 2:
it can be seen from table 2 that the honing stick prepared by the honing stick metal bonding agent of the present invention has various parameters satisfying the requirements, and is more stable and less variable than those of comparative examples 1-2.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (5)
1. The honing stick metal bond consists of metal powder with different particle sizes, and is characterized in that the honing stick metal bond consists of the following raw materials in percentage by weight: 50-80% of copper, 10-30% of tin, 5-15% of cobalt and 3-7% of silver, wherein the particle size of each raw material in the bonding agent is various, and the particle size range is between 200-800 meshes.
2. The honing stick metal bond of claim 1, wherein said honing stick metal bond and an abrasive are used together to make a honing stick, said abrasive being present in an amount of 6.25% to 25% by volume of the bond, corresponding to a concentration of 25% to 100%.
3. The honing stick metal bonding agent of claim 2, wherein: the abrasive is diamond or cubic boron nitride, and the particle size range of the abrasive is 200-800 meshes.
4. The honing stick metal bonding agent of claim 2 or 3, wherein the honing stick metal bonding agent is composed of the following raw materials in percentage by weight: 60% of copper, 25% of tin, 10% of cobalt and 5% of silver, wherein the weight ratio of 800-mesh copper to 400-mesh copper to 200-mesh copper in the copper is 18:18:24, the weight ratio of 800-mesh tin to 400-mesh tin to 200-mesh tin in the tin is 7.5:7.5:10, the weight ratio of 800-mesh cobalt to 400-mesh cobalt in the cobalt is 3:2:5, the weight ratio of 800-mesh silver to 400-mesh silver to 200-mesh silver in the silver is 1.5:1.5:2, the content of the abrasive is 18.75% of the volume of the binder, the corresponding concentration is 75%, and the granularity of the abrasive is 400-mesh.
5. The honing stick metal anchoring agent of any one of claims 2 to 4, wherein the honing stick is prepared by the following method: after being uniformly mixed in proportion, the bonding agent and the grinding material are molded by adopting a hot-pressing sintering process, wherein the hot-pressing sintering process comprises the following steps:
(1) a temperature raising and pressure raising stage: heating to 400 deg.C within 1-6min, and increasing pressure to 75 KN;
(2) and (3) a temperature and pressure raising stage: heating to 850 deg.C within 6-12min, and maintaining the pressure at 75 KN;
(3) and (3) a heat preservation and pressure maintaining stage: maintaining the temperature at 850 deg.C and the pressure at 75KN within 12-20 min;
(4) a cooling and pressure maintaining stage: within 20-24min, the temperature is reduced to 400 deg.C, and the pressure is maintained at 75 KN.
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