CN116180195A - Production method and application of diamond wire for magnetic material cutting - Google Patents
Production method and application of diamond wire for magnetic material cutting Download PDFInfo
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- CN116180195A CN116180195A CN202211737506.1A CN202211737506A CN116180195A CN 116180195 A CN116180195 A CN 116180195A CN 202211737506 A CN202211737506 A CN 202211737506A CN 116180195 A CN116180195 A CN 116180195A
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- diamond wire
- magnetic material
- base line
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- sand
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
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- 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
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0633—Grinders for cutting-off using a cutting wire
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- 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
- B24D18/0018—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for by electrolytic deposition
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- 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
- B24D18/0054—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for by impressing abrasive powder in a matrix
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a production method of a diamond wire for cutting magnetic materials, which comprises the following steps: placing a base line, removing oil from the base line, and cleaning; pre-plating the cleaned base line with a nickel layer and sanding; sharpening the base line after sanding, thickening a nickel-plated layer, and secondarily sharpening; and (3) cleaning the base line processed in the step (3), drying, and detecting on line to obtain a finished product. The chemical degreasing powder with the concentration of 80-180g/L is adopted for chemical degreasing, and the chemical degreasing powder and the physical degreasing are combined, so that the degreasing effect on a coarse base line can be improved, and the binding force between the base line and a coating is improved. The number of windings is 12-19 when the sand is fed, and the sand with the particle size of 10-40 μm is adopted, so that the suspension capability of the sand can be improved, the sand can be uniformly distributed, and the cutting capability of the magnetic material is improved.
Description
Technical Field
The invention relates to a production method and application of a diamond wire for magnetic material cutting, and relates to C25D, in particular to an electrolytic or electrophoretic production process method of a coating.
Background
Along with the development of technology and technology, the material of cutting magnetic material is gradually changed into diamond wire cutting from mortar cutting, the production gap of the diamond wire for cutting magnetic material is larger, and the equipment for producing the diamond wire for cutting magnetic material comprises a single-wire machine and a two-wire machine, but the productivity is lower, and the production cost is higher, so that the improvement innovation of the production equipment of the diamond wire for cutting magnetic material is urgent. In order to reduce the production cost, the existing manufacturers use production equipment of photovoltaic wires to produce diamond wires for cutting magnetic materials, but the photovoltaic wires and the diamond wires for cutting magnetic materials have large structural differences and cannot be directly used. The existing production problems mainly include excessive sand aggregation, insufficient sand quantity cutting force and difficult formation of a uniform dispersion system of sand phases, and the process optimization improves the dispersion effect of the sand phases, so that the technical requirements of uniform dispersion and strong cutting force of magnetic material lines are met.
The invention of China patent CN201810319550.8 discloses a diamond wire production line and a production method, wherein a pretreatment group, a sand feeding group, an electroplating group and a post-treatment group are sequentially arranged along the conveying direction of a base line, the base line is pretreated by the pretreatment group, the adhesion effect of the diamond sand and the later electroplating effect are improved, the electroplated diamond sand of a sand feeding cylinder is used for being adhered to the base line on the sand feeding group, the adhesion capability of the diamond sand is enhanced by the structure of the sand feeding cylinder, the sand feeding cylinder can be circularly fed by a circulating device, even if a diamond sand solution is supplemented, the sand feeding stability is ensured, the winding number of turns among the sand feeding cylinders is less, the dispersibility of the sand feeding is poor, the sand feeding is uneven, and the wire diameter uniformity of the diamond wire is affected. The Chinese patent No. 113201779B discloses a method and a device for producing diamond wire saw, wherein the piezoelectric unit controls the glue spraying, the working speed of the piezoelectric crystal is high, the glue spraying speed is enhanced, the glue spraying position is fixed, the positions can be fixed when the diamond is installed, the diamond can be orderly distributed on the surface of a wire body, the gaps of the evenly distributed diamond particles are consistent, and the cutting capability of the diamond is ensured. But need to get off the machine and then sharpening according to detection data, the production efficiency is lower.
Disclosure of Invention
In order to improve the uniformity of sanding, so that the uniformity of the wire diameter of the diamond wire is higher, and meanwhile, the production efficiency of the diamond wire is improved, the first aspect of the invention provides a production method of the diamond wire for cutting magnetic materials, which comprises the following steps:
(1) Placing a base line, removing oil from the base line, and cleaning;
(2) Pre-plating the cleaned base line with a nickel layer and sanding;
(3) Sharpening the base line after sanding, thickening a nickel-plated layer, and secondarily sharpening;
(4) And (3) cleaning the base line processed in the step (3), drying, and detecting on line to obtain a finished product.
As a preferred embodiment, the degreasing in the step 1 includes one or a combination of several of physical degreasing, chemical degreasing and mechanical degreasing.
As a preferred embodiment, the degreasing in the step 1 includes physical degreasing and chemical degreasing, and the specific steps of the physical degreasing are as follows: a cleaning sponge is arranged before chemical degreasing, and the baseline is rubbed by the sponge and the baseline in the running process, so that the residual dirt and impurities on the surface of the baseline are removed.
The diamond wire for cutting the magnetic material has a relatively thick base line and heavy greasy dirt, and the combined action of the physical degreasing method and the chemical degreasing method can improve the degreasing effect and increase the binding force between the base line and the coating.
As a preferred embodiment, the chemical degreasing agent is chemical degreasing powder, and the chemical degreasing powder is used at a concentration of 80-180g/L.
As a preferred embodiment, the chemical degreasing powder is used at a concentration of 100-150g/L.
The diamond wire for cutting the magnetic material has a relatively thick base line and heavy greasy dirt, and the combined action of the physical degreasing method and the chemical degreasing method can improve the degreasing effect and increase the binding force between the base line and the coating.
As a preferred embodiment, the cleaning in step 1 includes one or a combination of several of hot water cleaning, cold water cleaning, acid cleaning, and alkali cleaning.
As a preferred embodiment, the specific implementation method of the step 1 is as follows: placing a base line, physically degreasing the base line, chemically degreasing, degreasing with hot water, degreasing with cold water, pickling with cold water, and pickling with cold water.
In a preferred embodiment, the spraying treatment is required before and after the nickel plating layer is performed in the step 2, and the spraying treatment is required before and after the sand filling.
As a preferred embodiment, the upper sand of the step 2 has a sand particle size of 10-40 μm.
As a preferred embodiment, the number of winding turns is 12-19 when the sand is applied.
As a preferred embodiment, the number of winding turns is 14-17 when the sand is applied.
The existing sand feeding mode is generally horizontal sand feeding, but because the grain diameter of sand used in a diamond wire for cutting magnetic materials is larger, the sand is settled in a sand feeding groove faster, and the problems of uneven sand feeding amount, sand deviation and the like are easily caused, the invention prolongs the stay time of a base line in a sand plating solution by adopting 14-17 winding turns. The nickel plating concentration of 100-120g/L is adopted, the retention time in the sand plating solution is prolonged, the requirement of high-speed nickel layer deposition is met, the suspension capacity of sand can be improved under the preferable parameters, and the sand feeding effect is improved.
As a preferred embodiment, the specific implementation method of the step 2 is as follows: spraying the cleaned base line before preplating, plating nickel, spraying after preplating, spraying before sanding, sanding and spraying after sanding.
As a preferred embodiment, the concentration of the nickel plating solution for the nickel plating layer in the step 3 is 90-130g/L.
As a preferred embodiment, the concentration of the nickel plating solution for the nickel plating layer in the step 3 is 100-120g/L.
In this application, once sharpening after last sand, after thickening nickel coating, the secondary sharpening can increase the homogeneity of diamond wire line footpath. The oilstone with a certain gap is used for primary sharpening, the width of the gap is basically the same as the wire diameter of the production diamond wire, at the moment, sand is not firmly bonded, and when a base line with sand passes through a channel with a certain width, diamond in an area larger than the channel falls off, so that the wire diameter is more uniform. The oilstone with a gap of a certain width descends at a certain line diameter speed when the steel wire advances at a certain speed, and cuts the oilstone while the steel wire moves, thereby making the line diameter uniform. The secondary sharpening can further improve wire diameter uniformity, and off-line sharpening is carried out according to detection data after the wire is taken off in the current market, and the working procedure is to directly increase on-line sharpening, so that the production time of the gold steel wires can be reduced, and the production efficiency is improved.
As a preferred embodiment, the specific implementation method of the step 3 is as follows: and (3) sharpening the base line after sanding, thickening a nickel-plated layer, spraying after thickening, and carrying out secondary sharpening.
As a preferred embodiment, the method for online detection in step 4 is as follows: and (3) arranging detection cameras around the prepared diamond grains in a 90-degree crossed manner, and calculating diamond wire diameter deviation and edge rate deviation by using software by the detection cameras.
In order to avoid sand feeding deflection on the diamond wire and cause a sand deflection phenomenon, the diamond wire needs to be detected, the whole quality of the diamond wire cannot be reflected by detection after the diamond wire is taken off, so online detection is needed.
As a preferred embodiment, the specific implementation method of the step 4 is as follows: and (3) washing the base line treated in the step (3) with hot water, washing with cold water, drying, detecting on line, and taking up the finished product.
The second aspect of the invention provides an application of the production method of the diamond wire for cutting the magnetic material, which is applied to the production of the diamond wire for cutting the magnetic material.
Compared with the prior art, the invention has the following effects:
(1) According to the production method of the diamond wire for cutting the magnetic material, chemical degreasing powder with the concentration of 80-180g/L is adopted for chemical degreasing, and the chemical degreasing powder and the physical degreasing are combined to act together, so that the degreasing effect on a coarse base wire can be improved, and the binding force between the base wire and a coating is improved.
(2) According to the production method of the diamond wire for cutting the magnetic material, 12-19 winding turns are adopted when the diamond wire is used for feeding sand, and the sand with the particle size of 10-40 mu m is adopted, so that the suspension capacity of the sand can be improved, the sand amount is uniformly distributed, and the cutting capacity of the magnetic material is improved.
(3) According to the production method of the diamond wire for magnetic material cutting, disclosed by the invention, the nickel plating concentration of 90-130g/L and the winding turns of 12-19 turns are adopted to jointly act, so that the suspension capacity of sand can be improved and sand can be uniformly fed while the requirement of high-speed nickel deposition is met.
(4) According to the production method of the diamond wire for cutting the magnetic material, disclosed by the invention, after the nickel plating layer is thickened, the cutting edge is carried out for the second time, so that the on-line cutting edge is realized, the production time of the diamond wire is shortened, the production efficiency is improved, and the on-line detection wire diameter uniformity of the 90-degree crossed detection camera is arranged, so that the wire diameter uniformity of the produced diamond wire is further ensured.
Drawings
Fig. 1 is a schematic diagram showing the structural distribution of an online detection program in the method for producing a diamond wire for cutting a magnetic material according to the present invention.
In the figure: 1. a camera 1;2. a camera 2;3. and (5) a diamond wire.
Detailed Description
Example 1
The production method of the diamond wire for cutting the magnetic material comprises the following steps:
(1) Placing a base line, physically degreasing the base line, chemically degreasing, cleaning with hot water, cleaning with cold water, pickling, cleaning with cold water, and cleaning with cold water;
(2) Spraying the cleaned base line before preplating, nickel preplating, spraying after preplating, spraying before sanding, sanding and spraying after sanding;
(3) Sharpening the base line after sanding, thickening a nickel-plated layer, spraying after thickening, and sharpening for the second time;
(4) And (3) washing the base line treated in the step (3) with hot water, washing with cold water, drying, detecting on line, and taking up the finished product.
The line diameter of the base line is 120 μm.
The degreasing in the step 1 comprises physical degreasing and chemical degreasing, wherein the physical degreasing comprises the following specific steps: a cleaning sponge is arranged before chemical degreasing, and the baseline is rubbed by the sponge and the baseline in the running process, so that the residual dirt and impurities on the surface of the baseline are removed. The chemical degreasing agent is chemical degreasing powder, and the using concentration of the chemical degreasing powder is 130g/L.
And (3) sand feeding in the step (2), wherein the sand particle size is 30 mu m.
And during sand feeding, the number of winding turns is 16.
The concentration of the nickel plating solution for thickening the nickel plating layer in the step 3 is 110g/L.
The online detection method in the step 4 is as follows: and (3) arranging detection cameras around the prepared diamond grains in a 90-degree crossed manner, and calculating diamond wire diameter deviation and edge rate deviation by using software by the detection cameras. The on-line detection structure is shown in fig. 1.
Example 2
The production method of the diamond wire for cutting the magnetic material comprises the following steps:
(1) Placing a base line, physically degreasing the base line, chemically degreasing, cleaning with hot water, cleaning with cold water, pickling, cleaning with cold water, and cleaning with cold water;
(2) Spraying the cleaned base line before preplating, nickel preplating, spraying after preplating, spraying before sanding, sanding and spraying after sanding;
(3) Sharpening the base line after sanding, thickening a nickel-plated layer, spraying after thickening, and sharpening for the second time;
(4) And (3) washing the base line treated in the step (3) with hot water, washing with cold water, drying, detecting on line, and taking up the finished product.
The line diameter of the base line is 120 μm.
The degreasing in the step 1 comprises physical degreasing and chemical degreasing, wherein the physical degreasing comprises the following specific steps: a cleaning sponge is arranged before chemical degreasing, and the baseline is rubbed by the sponge and the baseline in the running process, so that the residual dirt and impurities on the surface of the baseline are removed. The chemical degreasing agent is chemical degreasing powder, and the using concentration of the chemical degreasing powder is 140g/L.
And (3) sand feeding in the step (2), wherein the sand particle size is 40 mu m.
And during sand feeding, the number of winding turns is 17.
And (3) the concentration of the nickel plating solution for thickening the nickel plating layer in the step (3) is 110/L.
The online detection method in the step 4 is as follows: and (3) arranging detection cameras around the prepared diamond grains in a 90-degree crossed manner, and calculating diamond wire diameter deviation and edge rate deviation by using software by the detection cameras.
Example 3
The specific steps of the production method of the diamond wire for cutting the magnetic material are the same as those of the embodiment 1, and the difference is that the use concentration of the chemical degreasing powder is 50g/L.
Example 4
The specific steps of the production method of the diamond wire for cutting the magnetic material are the same as those of the embodiment 1, and the difference is that the number of winding turns is 8 when the sand is added.
Example 5
A production method of diamond wires for cutting magnetic materials comprises the specific steps as in the embodiment 1, wherein the difference is that the concentration of nickel plating solution for thickening a nickel plating layer in the step 3 is 80g/L.
Performance testing
1. Tension: detecting the tensile force of the steel wire by using a universal tensile testing machine;
2. wire diameter deviation: detecting the wire diameter of the steel wire by using an outside micrometer, detecting 10 points by the same wire, wherein the distance between every two points is about 1cm, detecting the same point twice, and rotating for 90 degrees by the twice detection, namely detecting the two times as crossed detection, so that the ovality of the wire diameter of the steel wire can be detected;
3. deviation of edge yield: detecting by using Keboll, wherein the same steel wire is detected twice by rotating by 90 degrees, so that the deviation of the cutting edge rate of the steel wire is detected;
the test results are shown in Table 1.
TABLE 1
| Tension force | Deviation of line diameter | Deviation of edge yield | |
| Example 1 | 46.8 | 3.3 | 20 |
| Example 2 | 46.5 | 3.6 | 23 |
| Example 3 | 45.8 | 3.3 | 21 |
| Example 4 | 46.7 | 4.2 | 30 |
| Example 5 | 46 | 3.5 | 25 |
Claims (10)
1. The production method of the diamond wire for cutting the magnetic material is characterized by comprising the following steps of:
(1) Placing a base line, removing oil from the base line, and cleaning;
(2) Pre-plating the cleaned base line with a nickel layer and sanding;
(3) Sharpening the base line after sanding, thickening a nickel-plated layer, and secondarily sharpening;
(4) And (3) cleaning the base line processed in the step (3), drying, and detecting on line to obtain a finished product.
2. The method for producing diamond wire for magnetic material cutting according to claim 1, wherein the degreasing in step 1 comprises one or a combination of several of physical degreasing, chemical degreasing and mechanical degreasing.
3. The method for producing diamond wire for cutting magnetic material according to claim 2, wherein the chemical degreasing agent is chemical degreasing powder, and the chemical degreasing powder is used at a concentration of 80-180g/L.
4. The method for producing diamond wire for magnetic material cutting according to claim 1, wherein the cleaning in step 1 comprises one or a combination of several of hot water cleaning, cold water cleaning, acid cleaning, and alkali cleaning.
5. The method for producing diamond wire for cutting magnetic material according to claim 1, wherein the step 2 is performed before and after the nickel plating, and before and after the sand plating.
6. The method for producing diamond wire for magnetic material cutting according to claim 1, wherein the sand of step 2 has a sand grain size of 10-40 μm.
7. The method of producing diamond wire for cutting magnetic material according to claim 1, wherein the number of windings is 12-19 during sanding.
8. The method for producing diamond wire for cutting magnetic material according to claim 1, wherein the concentration of the nickel plating solution for the thick nickel plating layer in the step 3 is 90-130g/L.
9. The method for producing diamond wire for cutting magnetic material according to claim 1, wherein the method for online detection in step 4 is as follows: and (3) arranging detection cameras around the prepared diamond grains in a 90-degree crossed manner, and calculating diamond wire diameter deviation and edge rate deviation by using software by the detection cameras.
10. Use of a method for producing a diamond wire for cutting magnetic material according to any one of claims 1 to 9, characterized in that it is applied in the production of a diamond wire for cutting magnetic material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211737506.1A CN116180195A (en) | 2022-12-30 | 2022-12-30 | Production method and application of diamond wire for magnetic material cutting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211737506.1A CN116180195A (en) | 2022-12-30 | 2022-12-30 | Production method and application of diamond wire for magnetic material cutting |
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| CN116180195A true CN116180195A (en) | 2023-05-30 |
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| CN202211737506.1A Pending CN116180195A (en) | 2022-12-30 | 2022-12-30 | Production method and application of diamond wire for magnetic material cutting |
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| CN (1) | CN116180195A (en) |
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- 2022-12-30 CN CN202211737506.1A patent/CN116180195A/en active Pending
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