CN103192461A - Manufacturing method for high-wear-resistant fretsaw - Google Patents
Manufacturing method for high-wear-resistant fretsaw Download PDFInfo
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- CN103192461A CN103192461A CN2012100002084A CN201210000208A CN103192461A CN 103192461 A CN103192461 A CN 103192461A CN 2012100002084 A CN2012100002084 A CN 2012100002084A CN 201210000208 A CN201210000208 A CN 201210000208A CN 103192461 A CN103192461 A CN 103192461A
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Abstract
The invention discloses a manufacturing method for a high-wear-resistant fretsaw. The manufacturing method comprises the steps as follows: providing a grinding material component comprising a plurality of composite grinding material particles, wherein each composite grinding material particle is provided with a grinding material body and a metal covering layer connected onto the outer surface of the grinding material body in a covering way; providing a wire; preliminarily fixing the composite grinding material particles of the grinding material component to the surface of the wire; and electroplating the wire to which the composite grinding material particles are preliminarily fixed for enabling 1/3 to 2/3 part of average particle diameter of the composite grinding material particles to be buried in a metal coating layer and firmly connected onto the wire so as to obtain a fretsaw product. According to the manufacturing method, through the composite grinding material particles coated and combined with metal coating layers, strong binding force between the metal coating layer and the metal covering layer of each composite grinding material particle can be utilized so as to enable the manufactured fretsaw product to be endowed with high wear resistance.
Description
Technical field
The present invention relates to a kind of manufacture method of cutting tool, particularly relate to a kind of manufacture method that is applicable to the high abrasion scroll saw of cutting silicon wafer, quartz and the contour hard brittle material of stone material.
Background technology
Along with the modernization of industry and science and technology development, have that hardness height, fragility are big, a high-wearing feature, high resistivity and the hard brittle material of performance such as magnetic conduction is not increasingly extensive in the application of every field.General common hard brittle material as, silicon crystal, quartz crystal, various stone material, jewel, glass, pottery, rareearth magnetic material and carbide alloy etc., its range of application also expands to high-tech industry such as microelectronics, photoelectron, aviation, semiconductor except general people's livelihood industry such as building stone, handicraft manufacturing.
Cooperate the lifting of the technical level of each application, also more and more higher to the requirement of the process technology of hard brittle material, and cutting processing is considerable process technology wherein.Yet, being subject to the hard brittle material characteristic, operational cutting method mainly contains three kinds of rank rears: it is laminar that (1) makes ring-type with blade, and divide as circle microtomy in the diamond of cutting cutting edge with the inner circular part that is electroplate with diamond abrasive.(2) metal saw silk is wrapped in the web processes that formation is parallel to each other on two bobbins, and the slurry that will have abrasive material (diamond or carborundum) is applied to cutting zone, to realize the reciprocating type free abrasive material scroll saw microtomy of the sawing processing of material by the three-body-abrasion between saw silk, abrasive material and the silicon crystal.(3) diamond abrasive is cemented on the saw silk, utilizes the abrasive material that is cemented on the saw silk and the reciprocating type concretion abrasive scroll saw cutting technique of the wearing and tearing of the disome between workpiece material principle.Wherein, the scroll saw that use is consolidated with diamond abrasive adds man-hour, because it is little to surface of the work damage, deflection deformation is little, section is thin, the thick uniformity of sheet is good, and have can the cutting large size silicon ingot, material saving, high efficiency, output greatly and advantage such as efficient height and the instrument main flow of raw material cutting processing such as large scale semiconductor and photocell thin slice of becoming gradually.
In order to make scroll saw produce effective shear action, and can bear bigger cutting force to carry out the machining of long period, must make abrasive material can be securely fixed on the metal wire rod, though have the roll extrusion embedded mode now, extruding or impact style, the metallic bond welding, resinoid bond sintering and electrochemical deposition etc. are for the manufacture of the method for consolidating material and diamond abrasive scroll saw, but the scroll saw that preceding method is made still has all not enough places, because the fastness that abrasive material is combined with wire rod is a key factor that can have influence on scroll saw performance performance, has high-performance in order to provide, the cutting tool of high-reliability and long service life still has to continue the demand of manufacture method that exploitation can be reached the scroll saw of above-mentioned requirements at present.
Summary of the invention
The object of the present invention is to provide and a kind ofly abrasive material is combined on the wire rod securely and preferable cutting performance and manufacture method than the high abrasion scroll saw of long life can be provided.
The manufacture method of high abrasion scroll saw of the present invention comprises the following step:
One, provide an abrasive material component, this abrasive material component comprises a plurality of compound abrasive grains, and each compound abrasive grain respectively has an abrasive material main body, and one deck coats the metal coating layer that is combined in this abrasive material main body outer surface;
Two, provide a metal wire rod;
Three, the compound abrasive grain of this abrasive material component is uniformly distributed in and is formulated as sand electroplate liquid in the electroplate liquid, again with the spraying plating mode of pressurizeing rapidly cooperate apply electric current make on this sand electroplate liquid this wire surface form one in conjunction with described compound abrasive grain on gold dust belong to coating, make described compound abrasive grain tentatively be fixed in wire surface; And
Four, the wire rod that compound abrasive grain is tentatively fixedly arranged is carried out an electroplating processes, belong to gold dust on this and to form one deck thickening coat of metal on coating again and 1/3 to 2/3 part of described compound abrasive grain average grain diameter is embedded in the coating, just can make a high abrasion scroll saw product.
Beneficial effect of the present invention is: the compound abrasive grain that uses the surface to coat to be combined with the metal coating layer by step 1 is as the abrasive material component, make described compound abrasive grain in step 3, when step 4 is bonded to wire rod through plating mode, except forming the firm and stable combination through the coat of metal and wire rod, the characteristic that can also utilize its metal coating layer and the coat of metal to be all metal material produces more strong adhesion closely, whereby, can improve the consolidation force of described compound abrasive grain, when cutting processing, than difficult drop-off and can bear more permanent cutting force effect, thereby make prepared scroll saw product have the good operating characteristic of wearability.
Description of drawings
Fig. 1 is the flow chart of manufacture method of the high abrasion scroll saw of a preferred embodiment of the present invention;
Fig. 2 shows that this preferred embodiment is gone up the sand electroplating device by one and a solid sand electroplating device is gone up the schematic diagram that sand is electroplated the situation of electroplating with solid sand to a wire rod;
Fig. 3 is the cross-sectional schematic that shows by the structure of the prepared scroll saw product of this preferred embodiment;
Fig. 4 is the partial enlarged drawing that shows by the exterior case of the prepared scroll saw product of manufacture method of the present invention;
Fig. 5 shows the partial enlarged drawing that scroll saw product shown in Figure 4 is twined the exterior case after bending.
The specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.Need to prove that at first the present invention is not limited to the following specific embodiment, those skilled in the art should understand the present invention from the spirit that following embodiment embodies, and each technical term can be done the most wide in range understanding based on spiritual essence of the present invention.Same or analogous member uses the same reference numerals to represent among the figure.
Consult Fig. 1, Fig. 2 and Fig. 3, the manufacture method of the high abrasion scroll saw of a preferred embodiment of the present invention comprises the following step:
Step 201 provides an abrasive material component, and this abrasive material component comprises a plurality of compound abrasive grains 3, and each compound abrasive grain 3 respectively has an abrasive material main body 30, and one deck coats the metal coating layer 31 that is combined in these abrasive material main body 30 outer surfaces.Preferably, the abrasive particle main body 30 of described compound abrasive grain 3 is made by a material that is selected from the following group: diamond, cubic boron nitride, carborundum and tungsten carbide, and be preferably and select for use particle size range at 10 μ m～200 μ m.In the present embodiment, the metal coating layer 31 of described compound abrasive grain 3 is to coat the surface that is combined in this abrasive material main body 30 in the electroless plating mode.Because the hardness higher (HV240～500) of nickel, chemical stability is good, be to select for use nickel as the material of this metal coating layer 31 at this, and the thickness of this metal coating layer 31 is preferably 0.1 μ m～19 μ m.
In addition, the average weight of metal coating layer 31 of finishing each compound abrasive grain 3 of this abrasive material component that electroless plating obtains is 10%～60% of single compound abrasive grain 3 average weights.The specification of the compound abrasive grain 3 in the employed abrasive material component is in the present invention: the average weight of this metal coating layer 31 is 30% of single compound abrasive grain 3 average weights.
The main purpose of plating pre-treatment is to remove dirt and the harmful structure on these wire rod 4 surfaces, the coating that produces in order to follow-up galvanizing process adheres to closely good and difficult drop-off to wire rod 4, for example, can pass through organic solvent, the alkali electroless medicament, electrochemistry, ultrasonic involve hot water wash etc. wherein at least a mode remove the greasy dirt that is attached to these wire rod 4 surfaces, if make wire rod 4 in follow-up galvanizing process, can form more firm combination with coating, also can carry out weak etch (being called activation of cathode again), namely before electroplating, wire rod 4 removes this wire rod 4 surfaces layer oxide film as thin as a wafer with 98% the concentrated sulfuric acid again, make the metallographic structure of wire rod 4 be exposed to outward and activate its surperficial handling procedure, whereby, the metallic of preplating can directly be deposited on the surface of activation, and then make the firm combination of formation between this wire rod 4 and coating.The wire rod 4 used in the present invention is smooth surface smooth stainless steel wire or qin steel wire finished product, only need remove the dirty cleaning procedure in surface usually and just can use for follow-up galvanizing process.
What need supplementary notes is, chemical composition, mechanical property, Surface Machining state, oxide on surface, greasy dirt character according to selected wire rod 4 materials are different with the pickup degree, may need to carry out different plating pre-treatments, for example, may also to polish, after processing such as machining, pickling and electrobrightening such as polishing, tumbling, scratch brushing make its surfacing, carry out handling procedures such as oil removing, rust cleaning, scale removal and surperficial harmful structure again for surface irregularity or resting period wire rod more of a specified duration.
Preferably, should go up the sand electroplate liquid mainly comprise 5～100g/l can be with the compound abrasive grain 3 of suspended state distribution by continuing to stir, and comprise the boric acid of 40～50g/l, the wetting agent of 0.1～0.5ml/l, and the plating principal component of 550～650ml/l, this plating principal component is one to be selected from the material in the following group: nickel sulfamic acid, nickelous sulfate, nickel chloride, and the combination of aforementioned substances.The boric acid that should go up in the sand electroplate liquid mainly is balance liquid medicine pH, make pH in this electroplate liquid stable and then obtain the electroplating effect of stay in grade, this wetting agent then is to eliminate in electroplating process the bubble hydrogen that may generate at coating surface, make formed coating flat appearance, and preferable coating quality is arranged.
When sand is electroplated on carrying out, be to make the temperature maintenance of this electroplate liquid 50 at 50～60 ℃, its pH-value (pH) controlled 3.2～4.5, and its proportion is maintained in the scope of 32～38 ° of Be.During plating, if temperature is lower than 50 ℃, because resistance and voltage can increase, easily cause the plating adherence bad, and influence the compactness of coating structure, if temperature is higher than 60 ℃, part composition in the liquid medicine is dissociated, can have influence on electroplating quality equally, therefore, be preferably make this electroplate liquid 50 temperature maintenance in 50～60 ℃ scope.In addition, if the pH of electroplate liquid is on the low side, then formed coating easily produces corrosion, service life and the durability deterioration that may cause product, if the too high then formed coating of pH of electroplate liquid is easily crisp, can influence the stability of coating structure equally, therefore, be preferably the pH-value (pH) of electroplate liquid 50 is controlled in 3.2～4.5 scope.
Step 204 is to utilize 60 pairs of the solid sand electroplate liquids of preparing tentatively fixedly to have the wire rod 4 of compound abrasive grain 3 to increase the electroplating processes of thickness of coating again in a solid sand electroplating device 8, belong to gold dust on this and to form one deck thickening coat of metal 61 on coating 51 again and make 1/3 to 2/3 part of described compound abrasive grain 3 average grain diameters be embedded in gold dust to belong to coating 51, in the thickening coat of metal 61, and then make described compound abrasive grain 3 can be firmly and difficult drop-off be combined in that gold dust belongs to coating 51 on this, in the thickening coat of metal 61, whereby, just can make a high abrasion scroll saw product 100.
Wherein, should mainly comprise the boric acid of 40～50g/l, the wetting agent of 0.1～0.5ml/l for solid sand electroplate liquid 60, and the plating principal component of 550～650ml/l, this plating principal component is one to be selected from the material in the following group: nickel sulfamic acid, nickelous sulfate, nickel chloride, and the combination of aforementioned substances.Admittedly the boric acid in the sand electroplate liquid is identical with the described person of last sand electroplate liquid with the main effect of wetting agent, does not repeat them here.
In addition, carrying out solid sand when electroplating, also be to make the temperature maintenance of this solid sand electroplate liquid 60 at 50～60 ℃, and with its pH-value (pH) control 3.2～4.5, and its proportion is maintained in the scope of 32～38 ° of Be, to obtain good electroplating quality.As described in step 203, if temperature and the pH-value of electroplate liquid are lower than lower limit or are higher than the upper limit, can have influence on coating quality and its structural stability, therefore, in the electroplating process, should make the temperature maintenance of this solid sand electroplate liquid 60 at 50～60 ℃, and its pH-value (pH) is controlled 3.2～4.5.
Wherein, step 203 mention on sand electroplate, and the solid sand mentioned of step 204 electroplates and is all existing electroplating technology, is not described in detail in this.
＜concrete example 1 〉
(1) provides an abrasive material component that comprises a plurality of compound abrasive grains, each compound abrasive grain comprises the abrasive material main body of a diamond material, and one deck coats the nickel metal coating layer that is combined in this abrasive material main body outer surface, and used abrasive material specification is of a size of its particle diameter width about 0.025～0.082mm in the narrowest place for this abrasive material main body (being to use erose diamond grains at this), the widest part is about 0.091mm～0.181mm, and to select the average weight of this nickel metal coating layer for use be 30% of single compound abrasive grain average weight.
(2) providing the metal wire rod of a stainless steel, is that (model: SWP-A), its line directly is about 0.16mm to the qin steel wire, and sectional area is about 0.0201mm in this used wire gage
2
(3) go up sand and electroplate (be to bore electroplate at this) program, sand electroplate liquid in the preparation is again to pressurize spraying plating mode and apply electric current and aforesaid compound abrasive grain is evenly distributed and be fixed on this wire rod about 3～30 seconds of last sand electroplating time rapidly.Contain the nickel sulfamic acid of 580ml/l, the boric acid of 45g/l, the wetting agent of 0.3ml/l and the abrasive grain (nickel plating diamond) of 50g/l in the last sand electroplate liquid that preparation is finished, and the temperature maintenance that makes sand electroplate liquid on this is at about 58 ℃, reaching and adjusting its pH is 4.0, and proportion is 34 ° of Be.
(4) carry out solid sand and electroplate (electroplating for solid boring at this) program, the solid sand electroplate liquid of preparation, continuation is electroplated to add thickness coating and is made described compound abrasive grain more firmly be combined on the coating the wire rod that tentatively is combined with compound abrasive grain, namely finish solid sand plating in the nickel coating when about 1/3 to 2/3 part of compound abrasive grain is embedded in, and can obtain the scroll saw product.Wherein, contain the nickel sulfamic acid of 580ml/l, the boric acid of 45g/l and the wetting agent of 0.3ml/l in the solid sand electroplate liquid finished of preparation, and the temperature maintenance that makes this solid sand electroplate liquid equally is at about 58 ℃, and to adjust its pH be 4.0, proportion is 34 ° of Be.
(5) this scroll saw product is cleaned and drying, remove and be attached to its surperficial impurity, just can obtain can be used for the scroll saw finished product of high hardness material cutting.
＜result 〉
To at＜concrete example〉to measure its external diameter (be combined with under the state of compound abrasive grain and measure) be 0.22～0.26mm for the scroll saw finished product that obtains.And the result who this scroll saw finished product is tested with reference to ASTM E8 and JIS Z2241 standard method shows that the weight range that this scroll saw finished product can bear is 2150～3400N/mm
2, because the general desired pulling force specification of industry is 2100～3500N/mm
2So the scroll saw that this manufacture method is made has the tension intensity that meets practical standard.
In addition, observe at its outward appearance with industrial microscope, the result shows that wire surface evenly is coated with a nickel coating as shown in Figure 4 again, and be combined with the compound abrasive grain of a plurality of convex on this nickel coating, the situation that any coating is peeled off or abrasive grain drops does not appear in its appearance.Again to this scroll saw twine with bend after, again its outward appearance is observed, the result as shown in Figure 5, the situation that coating is peeled off or abrasive grain drops does not also appear, even illustrate that accordingly the scroll saw product that obtains through manufacture method of the present invention bears the external force bending and reverses, this coating still closely is incorporated on the wire rod, and described compound abrasive grain also is combined on the coating securely.
Conclude above-mentionedly, the manufacture method of high abrasion scroll saw of the present invention can be obtained following effect and advantage, thereby can reach purpose of the present invention:
The present invention by the compound abrasive grain 3 that uses the surface to coat to be combined with metal coating layer 31 in step 201 as the abrasive material component, whereby, make described compound abrasive grain 3 in follow-up galvanizing process, except can be along with last gold dust belongs to coating 51, outside the thickening coat of metal 61 is bonded on the wire rod 4, can also utilize the last gold dust on its metal coating layer 31 and the wire rod 4 to belong to coating 51, the characteristic that the thickening coat of metal 61 is all metal material produces more strong adhesion closely, belong to coating 51 to improve described compound abrasive grain 3 with last gold dust, the consolidation force of the thickening coat of metal 61, whereby, described compound abrasive grain 3 difficult drop-off and can prolong the time that it bears shear action power more when being applied in cutting processing makes prepared scroll saw product 100 can provide higher wearability with long life more preferable Practical Benefit to be arranged.
Should be understood that those skilled in the art can make various changes or modifications the present invention after having read above-mentioned instruction content of the present invention, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Claims (10)
1. the manufacture method of a high abrasion scroll saw; It is characterized in that this manufacture method comprises the following step:
One, provide an abrasive material component, this abrasive material component comprises a plurality of compound abrasive grains, and each compound abrasive grain respectively has an abrasive material main body, and one deck coats the metal coating layer that is combined in this abrasive material main body outer surface;
Two, provide a metal wire rod;
Three, the compound abrasive grain of this abrasive material component is uniformly distributed in the electroplate liquid to be formulated as sand electroplate liquid on, again with the spraying plating mode of pressurizeing rapidly cooperate apply electric current make on this sand electroplate liquid this wire surface form one in conjunction with described compound abrasive grain on gold dust belong to coating, make described compound abrasive grain tentatively be fixed in wire surface; And
Four, the wire rod that compound abrasive grain is tentatively fixedly arranged is carried out electroplating processes, belong to gold dust on this and to form one deck thickening coat of metal on coating again and 1/3 to 2/3 part of described compound abrasive grain average grain diameter is embedded in the coat of metal, to make a high abrasion scroll saw product.
2. the manufacture method of high abrasion scroll saw as claimed in claim 1, it is characterized in that: in step 1, the particle diameter of the abrasive material main body of described compound abrasive grain is 10 μ m～200 μ m, the thickness of metal coating layer that coating is combined in the abrasive material main body outer surface of each compound abrasive grain is 0.1 μ m～19 μ m, and the average weight of the metal coating layer of each compound abrasive grain is 10%～60% of single compound abrasive grain average weight.
3. the manufacture method of high abrasion scroll saw as claimed in claim 2, it is characterized in that: in step 1, the average weight of the metal coating layer of each compound abrasive grain of this abrasive material component is 30% of single compound abrasive grain average weight.
4. the manufacture method of high abrasion scroll saw as claimed in claim 2 is characterized in that: the line of used wire rod directly is 0.1mm～0.5mm in step 2.
5. the manufacture method of high abrasion scroll saw as claimed in claim 1 is characterized in that: in step 1, the abrasive material main body of described compound abrasive grain is that to be selected from the material of following group by one made: diamond, cubic boron nitride, carborundum and tungsten carbide.
6. the manufacture method of high abrasion scroll saw as claimed in claim 5, it is characterized in that: in step 1, the metal coating layer of described compound abrasive grain is to coat the surface that is combined in this abrasive material main body in the electroless plating mode.
7. the manufacture method of high abrasion scroll saw as claimed in claim 1 is characterized in that: in step 2, this wire rod is carried out a plating pre-treatment so that this wire surface is cleaned up.
8. the manufacture method of high abrasion scroll saw as claimed in claim 1, it is characterized in that: in step 3, should go up the sand electroplate liquid and comprise the compound abrasive grain that 5～100g/l distributes with suspended state, the boric acid of 40～50g/l, the wetting agent of 0.1～0.5ml/l, and the plating principal component of 550～650ml/l, this plating principal component is one to be selected from the material in the following group: nickel sulfamic acid, nickelous sulfate, nickel chloride, and the combination of aforementioned substances.
9. the manufacture method of high abrasion scroll saw as claimed in claim 8, it is characterized in that: in step 4, be that the solid sand electroplate liquid of preparation carries out electroplating processes, should comprise the boric acid of 40～50g/l, the wetting agent of 0.1～0.5ml/l for solid sand electroplate liquid, and the plating principal component of 550～650ml/l, this plating principal component is one to be selected from the material in the following group: nickel sulfamic acid, nickelous sulfate, nickel chloride, and the combination of aforementioned substances.
10. the manufacture method of high abrasion scroll saw as claimed in claim 1, it is characterized in that: the metal wire rod in step 2 is that a material in following group is made: stainless steel wire, qin steel wire, brass plating stainless steel wire, brass plating qin steel wire, nickel plating stainless steel wire, and nickel plating qin steel wire.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100002084A CN103192461A (en) | 2012-01-04 | 2012-01-04 | Manufacturing method for high-wear-resistant fretsaw |
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| CN2012100002084A CN103192461A (en) | 2012-01-04 | 2012-01-04 | Manufacturing method for high-wear-resistant fretsaw |
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| CN103192461A true CN103192461A (en) | 2013-07-10 |
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| CN2012100002084A Pending CN103192461A (en) | 2012-01-04 | 2012-01-04 | Manufacturing method for high-wear-resistant fretsaw |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014805A (en) * | 2015-07-06 | 2015-11-04 | 南京工程学院 | Manufacturing device of diamond wire saw and manufacturing method thereof |
| WO2017107194A1 (en) * | 2015-12-25 | 2017-06-29 | 李秉丰 | Method of fixing abrasive to diamond saw wire |
| CN110480530A (en) * | 2019-07-26 | 2019-11-22 | 扬州续笙新能源科技有限公司 | A kind of cutting silicon wafer self-sharpening diamond wire and its manufacturing method and application method |
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| JP2005288614A (en) * | 2004-03-31 | 2005-10-20 | Mitsubishi Materials Corp | Ultra-thin blade grinding wheel and its manufacturing method |
| CN1933942A (en) * | 2004-12-28 | 2007-03-21 | 旭金刚石工业株式会社 | Electrodeposition wire tool |
| CN101823240A (en) * | 2009-03-02 | 2010-09-08 | 住友电气工业株式会社 | The manufacture method of diamond fretsaw and diamond fretsaw |
| TWM412050U (en) * | 2011-03-17 | 2011-09-21 | Tomohiko Sinosaki | Wire saw structure with fixed abrasive particle |
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Patent Citations (5)
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| JPS5396589A (en) * | 1977-02-02 | 1978-08-23 | Inoue Japax Res Inc | Method of producing grinding, cutting electrode tools |
| JP2005288614A (en) * | 2004-03-31 | 2005-10-20 | Mitsubishi Materials Corp | Ultra-thin blade grinding wheel and its manufacturing method |
| CN1933942A (en) * | 2004-12-28 | 2007-03-21 | 旭金刚石工业株式会社 | Electrodeposition wire tool |
| CN101823240A (en) * | 2009-03-02 | 2010-09-08 | 住友电气工业株式会社 | The manufacture method of diamond fretsaw and diamond fretsaw |
| TWM412050U (en) * | 2011-03-17 | 2011-09-21 | Tomohiko Sinosaki | Wire saw structure with fixed abrasive particle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105014805A (en) * | 2015-07-06 | 2015-11-04 | 南京工程学院 | Manufacturing device of diamond wire saw and manufacturing method thereof |
| CN105014805B (en) * | 2015-07-06 | 2017-01-11 | 南京工程学院 | Manufacturing device of diamond wire saw and manufacturing method thereof |
| WO2017107194A1 (en) * | 2015-12-25 | 2017-06-29 | 李秉丰 | Method of fixing abrasive to diamond saw wire |
| CN110480530A (en) * | 2019-07-26 | 2019-11-22 | 扬州续笙新能源科技有限公司 | A kind of cutting silicon wafer self-sharpening diamond wire and its manufacturing method and application method |
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Application publication date: 20130710 |