WO2022224773A1 - 金属切削加工補助材及び切削加工方法 - Google Patents

金属切削加工補助材及び切削加工方法 Download PDF

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Publication number
WO2022224773A1
WO2022224773A1 PCT/JP2022/016086 JP2022016086W WO2022224773A1 WO 2022224773 A1 WO2022224773 A1 WO 2022224773A1 JP 2022016086 W JP2022016086 W JP 2022016086W WO 2022224773 A1 WO2022224773 A1 WO 2022224773A1
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Prior art keywords
cutting
metal
auxiliary material
polymer compound
tool
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Ceased
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PCT/JP2022/016086
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English (en)
French (fr)
Japanese (ja)
Inventor
寛之 野中
道雄 柳沼
亮太 横須賀
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Mitsubishi Gas Chemical Co Inc
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Mitsubishi Gas Chemical Co Inc
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Priority to US18/287,451 priority Critical patent/US20240158712A1/en
Priority to CN202280029191.7A priority patent/CN117178048A/zh
Priority to EP22791548.5A priority patent/EP4327966A4/en
Priority to JP2023516400A priority patent/JPWO2022224773A1/ja
Publication of WO2022224773A1 publication Critical patent/WO2022224773A1/ja
Anticipated expiration legal-status Critical
Priority to US19/054,015 priority patent/US20250188380A1/en
Ceased legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/02—Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P17/00—Metal-working operations, not covered by a single other subclass or another group in this subclass
    • B23P17/04—Metal-working operations, not covered by a single other subclass or another group in this subclass characterised by the nature of the material involved or the kind of product independently of its shape
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/40—Lubricating compositions characterised by the base-material being a macromolecular compound containing nitrogen
    • C10M107/44—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/63—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/48—Measuring or detecting
    • B23B2270/486—Measurement of rotational speed
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/20—Metal working
    • C10N2040/22—Metal working with essential removal of material, e.g. cutting, grinding or drilling
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/20—Metal working
    • C10N2040/244—Metal working of specific metals
    • 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

Definitions

  • the present invention relates to a metal cutting auxiliary material and a cutting method using the same.
  • Patent Document 1 exemplifies a method of machining a titanium alloy by spraying cutting fluid and water.
  • the present invention has been made in view of the above problems, and a metal cutting auxiliary material capable of suppressing back burrs and chipping of the cutting edge of a tool that occurs during cutting of metal materials, and a cutting method using the same. intended to provide
  • the inventors diligently studied to solve the above problems. As a result, the inventors have found that the above problems can be solved by using a polymer compound having a predetermined melting point and 5% weight loss temperature, and have completed the present invention.
  • the present invention is as follows. [1] including a polymer compound, The content of the polymer compound is 50% by mass or more with respect to the total amount of the metal cutting auxiliary material, a melting point of 40° C. or higher, 5% weight loss temperature is 275 ° C. or higher, Metal cutting auxiliary material. [2] The polymer compound has a polyolefin oxide skeleton, a polyurethane skeleton or a polyolefin skeleton, The metal cutting auxiliary material according to [1]. [3] Further having an adhesive layer on the surface in contact with the metal material, The metal cutting auxiliary material according to [1] or [2].
  • the metal comprises at least one selected from the group consisting of titanium alloys, aluminum alloys, magnesium alloys, low-alloy steels, stainless steels, and heat-resistant alloys.
  • the metal cutting auxiliary material according to any one of [1] to [3].
  • [5] further comprising a resin and/or a filler;
  • [6] A cutting step of cutting a metal material with a cutting tool to form a cutting portion having an outlet and an inlet of the cutting tool, Prior to the cutting step, the metal cutting auxiliary material according to any one of [1] to [5] is adhered in advance to the portion of the metal material that is to be the outlet and/or inlet of the cutting tool.
  • the metal material contains at least one selected from the group consisting of titanium alloys, aluminum alloys, magnesium alloys, low-alloy steels, stainless steels, and heat-resistant alloys.
  • a drill is used as the cutting tool to make a hole by drilling.
  • the drill has a cutting speed of 5 to 80 m/min and a feed speed of 0.01 to 1.0 mm/rev.
  • the present invention it is possible to provide a metal cutting auxiliary material capable of suppressing back burrs generated during cutting of metal materials and chipping of the cutting edge of the tool, and a cutting method using the same.
  • FIG. 4 is a diagram showing the relationship between melt viscosity and the number of holes until tool failure.
  • this embodiment an embodiment of the present invention (hereinafter referred to as “this embodiment”) will be described in detail, but the present invention is not limited to this, and various modifications are possible without departing from the gist thereof. is.
  • the metal cutting auxiliary material of the present embodiment (hereinafter referred to as "processing auxiliary material”) is a polymer compound having a melting point of 40° C. or higher and a 5% weight loss temperature of 275° C. or higher. Including, the content of the polymer compound is 50% by mass or more with respect to the total amount of the processing aid.
  • FIG. 1 shows a schematic diagram showing one aspect of the processing aid of this embodiment.
  • the processing aid 2 of the present embodiment is used in cutting (for example, drilling) of a material to be processed 1, particularly a difficult-to-cut material.
  • the processing aid 2 is arranged on the surface of the material 1 to be processed, and the material 1 to be processed is processed from the side of the processing aid 2 using the cutting tool 3 .
  • the processing aid material of the present embodiment defines the melting point and the 5% weight loss temperature.
  • the melting point, 5% weight loss temperature, and melt viscosity at 150°C of the metal cutting auxiliary material refer to the processing auxiliary material 2 that exhibits the effects of the present invention, and between the processing auxiliary material 2 and the material to be processed 1 It is distinguished from the later-described adhesive layer provided in the . Therefore, when the metal cutting auxiliary material includes an adhesive layer, from the viewpoint of distinguishing it from the adhesive layer, the above melting point etc. is the melting point of the processing auxiliary material part (corresponding to the processing auxiliary material 2 in FIG. 1), 5% weight reduction It may also be referred to as temperature and melt viscosity at 150°C.
  • the melting point of the metal cutting auxiliary material is 40° C. or higher, preferably 50 to 275° C., more preferably 50 to 200° C., still more preferably 50 to 150° C., still more preferably 50 to 200° C. 100°C, and more preferably 50-75°C.
  • the melting point of the metal cutting auxiliary material is 40° C. or higher, the auxiliary material does not easily melt at room temperature, and the handleability is improved.
  • the melting point of the metal cutting auxiliary material is 275° C. or less, it tends to adhere to the blade of the cutting tool, thereby suppressing back burrs.
  • the melting point of the metal cutting auxiliary material is within the above range, chipping of the cutting edge of the tool tends to be more suppressed during continuous cutting.
  • the melting point can be measured by simultaneous differential thermal/thermogravimetric measurement.
  • the 5% weight loss temperature of the metal cutting auxiliary material is 275° C. or higher, preferably 275 to 450° C., more preferably 300 to 425° C., still more preferably 325 to 400° C., and still more. It is preferably 325 to 380°C.
  • the metal cutting auxiliary material attached to the blade of the cutting tool is difficult to decompose due to the cutting heat. Chipping of the cutting edge tends to be more suppressed.
  • the 5% weight loss temperature of the metal cutting auxiliary material is 450 ° C.
  • the 5% weight loss temperature of the metal cutting auxiliary material is within the above range, chipping of the cutting edge of the tool tends to be more suppressed during continuous cutting.
  • the 5% weight loss temperature can be measured by differential thermal/thermogravimetric simultaneous measurement.
  • the melt viscosity at 150° C. of the metal cutting aid is preferably 1.0 to 50000 Pa s, more preferably 1.0 to 30000 Pa s, still more preferably 1.0 to 10000 Pa ⁇ s, more preferably 1.0 to 5000 Pa ⁇ s, still more preferably 1.0 to 1500 Pa ⁇ s.
  • Melt viscosity can be measured with a rheometer.
  • the melting point, 5% weight loss temperature, and melt viscosity at 150°C of the metal cutting auxiliary material are determined by the type of polymer compound used, physical properties such as melting point, combination of two or more polymer compounds, and content of polymer compound. In addition to these, it can be adjusted according to the types and contents of other components described later.
  • the processing aid of the present embodiment may consist of only the polymer compound, or may contain other ingredients such as resins and fillers, if necessary, in addition to the polymer compound. Each component will be described in detail below.
  • Polymer Compound The polymer compound used in the present embodiment has a melting point of 40° C. or higher from the viewpoint of making it easier to adhere to the blade of a cutting tool, and a 5% weight loss temperature of 275° C. or higher from the viewpoint of making it difficult to decompose due to cutting heat. do. Polymer compounds may be used singly or in combination of two or more as long as the melting point and 5% weight loss temperature are within the above ranges.
  • the melting point of the polymer compound is preferably 40° C. or higher, more preferably 50 to 275° C., even more preferably 50 to 200° C., even more preferably 50 to 150° C., still more preferably 50 to 100°C, particularly preferably 50 to 75°C.
  • the melting point of the polymer compound is 40° C. or higher, the auxiliary material is less likely to melt easily at room temperature, resulting in good handleability.
  • the polymer compound has a melting point of 275° C. or less, it tends to adhere to the blade of a cutting tool, thereby suppressing back burrs.
  • the melting point of the polymer compound is within the above range, chipping of the cutting edge of the tool tends to be more suppressed during continuous cutting.
  • the melting point can be measured by simultaneous differential thermal/thermogravimetric measurement.
  • the 5% weight loss temperature of the polymer compound is preferably 275° C. or higher, more preferably 275 to 450° C., even more preferably 300 to 425° C., still more preferably 325 to 400° C., Even more preferably, it is 325 to 380°C.
  • the 5% weight loss temperature of the polymer compound is 275 ° C. or higher, the polymer compound attached to the blade of the cutting tool is difficult to decompose due to cutting heat. tend to be more suppressed.
  • the 5% weight loss temperature of the polymer compound is 450° C. or less, excessive adhesion of the polymer compound is suppressed during cutting, preventing deterioration of the sharpness of the cutting tool and suppressing back burrs.
  • the 5% weight loss temperature of the polymer compound is within the above range, chipping of the cutting edge of the tool tends to be more suppressed during continuous cutting.
  • the 5% weight loss temperature can be measured by differential thermal/thermogravimetric simultaneous measurement.
  • the melt viscosity of the polymer compound at 150° C. is preferably 1.0 to 50,000 Pa ⁇ s, more preferably 1.0 to 30,000 Pa ⁇ s, and still more preferably 1.0 to 10,000 Pa ⁇ s. , more preferably 1.0 to 5000 Pa ⁇ s, still more preferably 1.0 to 1500 Pa ⁇ s.
  • the polymer compound is not particularly limited, but examples include those having a polyolefin oxide skeleton, polyurethane skeleton, polyolefin skeleton, or polyester skeleton.
  • a polymer compound having at least one of a polyolefin oxide skeleton, a polyurethane skeleton, a polyolefin skeleton, and a polyester skeleton is hereinafter also referred to as "polymer compound A".
  • those having a polyolefin oxide skeleton, polyurethane skeleton or polyolefin skeleton are preferred, and those having a polyolefin oxide skeleton are more preferred.
  • the polymer compound A having a polyolefin oxide skeleton is not particularly limited, but examples include polyolefin oxides such as polyethylene oxide, polypropylene oxide, and copolymers of ethylene oxide and propylene oxide; Examples include esters, polyolefin oxide diesters such as polyoxyethylene distearate, polyolefin oxide monoethers such as polyoxyethylene monomethyl ether, and polyolefin oxide diethers such as polyoxyethylene dimethyl ether.
  • the polymer compound A having a polyurethane skeleton is not particularly limited, but examples thereof include polyester-based polyurethane resins, polyether-based polyurethane resins, and polycarbonate-based polyurethane resins.
  • the polymer compound A having a polyolefin skeleton is not particularly limited, but examples thereof include polyethylene, polypropylene, ethylene-vinyl acetate copolymer, and ethylene-ethyl acrylate copolymer.
  • the polymer compound A having a polyester skeleton is not particularly limited, but for example, aromatic polyester resins such as polyethylene terephthalate, polytrimethylene terephthalate and polybutylene terephthalate; A polyester resin is mentioned.
  • the weight average molecular weight of polymer compound A is preferably 1000 or more, more preferably 1500 or more. Moreover, the upper limit of the weight average molecular weight of the polymer compound A is not particularly limited, but is 10,000,000 or less. The weight average molecular weight of polymer compound A can be measured by gel permeation chromatography.
  • the content of the polymer compound A is 50% by mass or more, more preferably 50 to 100% by mass, still more preferably 60 to 99% by mass, and even more preferably, relative to the total amount of the processing aid. is 70 to 98% by weight, and more preferably 80 to 95% by weight.
  • the content of the polymer compound A is 50% by mass or more, the occurrence of back burrs and chipping of the cutting edge of the tool tend to be more suppressed.
  • polymer compound B is not particularly limited, but examples include epoxy resin, phenol resin, cyanate resin, melamine resin, urea resin, heat A curable polyimide is mentioned.
  • the use of such polymer compound B tends to further improve the formability of the processing aid.
  • the content of the polymer compound B is 50% by mass or less, more preferably 1 to 50% by mass, still more preferably 1 to 40% by mass, and even more preferably, relative to the total amount of the processing aid. is 2 to 30% by weight, and more preferably 5 to 20% by weight.
  • polymer compound A and polymer compound B are simply referred to as "polymer compound.”
  • the processing aid may contain other ingredients than those described above, if necessary.
  • examples of other components include, but are not particularly limited to, fillers, lubricity-enhancing components, plasticizers, softeners, and the like.
  • the total content of other components is 50% by mass or less, more preferably 1 to 50% by mass, even more preferably 1 to 40% by mass, and even more preferably, relative to the total amount of the processing aid. is 2 to 30% by weight, and more preferably 5 to 20% by weight.
  • the filler is not particularly limited, but examples thereof include inorganic fillers such as graphite, calcium carbonate, talc, silica, molybdenum disulfide, tungsten disulfide, and molybdenum compounds. By using such a resin, the formability of the processing aid tends to be further improved.
  • the total content of the filler is 50% by mass or less, more preferably 1 to 50% by mass, still more preferably 1 to 40% by mass, and even more preferably 2, relative to the total amount of the processing aid. to 30% by mass, and more preferably 5 to 20% by mass.
  • the lubricity-improving component is not particularly limited, but for example, amide compounds exemplified by ethylenebisstearamide, oleic acid amide, stearic acid amide, methylenebisstearamide; lauric acid, stearin Fatty acid-based compounds exemplified by acids, palmitic acid, oleic acid, etc.; Fatty acid ester-based compounds exemplified by butyl stearate, butyl oleate, glycol laurate, etc.; Aliphatic hydrocarbon-based compounds exemplified by liquid paraffin, etc. and higher aliphatic alcohols such as oleyl alcohol.
  • Plasticizers/Softeners are not particularly limited. and acid esters. Including a plasticizer and/or a softening agent tends to further improve flexibility.
  • the processing aid may further have an adhesive layer on the surface in contact with the metal material. As a result, the adhesion between the processing aid and the material to be processed is further improved, and it is possible to prevent the processing aid from slipping from the material to be processed during cutting.
  • the constituent components of the adhesive layer are not particularly limited.
  • Resin Thermosetting resins such as phenol resins, epoxy resins, melamine resins, urea resins, unsaturated polyester resins, alkyd resins, polyurethanes, thermosetting polyimides, and cyanate resins.
  • the shape of the processing aid can be appropriately selected according to the shape of the material to be processed and the cutting method to be applied. Although not particularly limited, as an example, the shape of the processing aid can be a sheet, a block having an arbitrary shape, or the like.
  • the cutting method of the present embodiment includes a cutting step of cutting a metal material with a cutting tool to form a cutting portion having an outlet and an inlet for the cutting tool.
  • a contacting step is provided in which the above-mentioned processing aid is brought into close contact in advance with the portion to be the outlet and/or inlet of the cutting tool.
  • the adhering step is a step of adhering the processing auxiliary material to a portion of the metal material which is to be the outlet and/or the inlet of the cutting tool prior to the cutting step.
  • the components of the processing aid migrate to the blade of the tool, thereby suppressing back burrs and breakage of the cutting edge of the tool that occur during cutting of metal materials.
  • the part that should be the exit can also be rephrased as the surface that should be the exit when the part is a surface.
  • the “portion to be the entrance” can also be rephrased as the surface to be the entrance.
  • the edge periphery of the obtained hole corresponds to the "portion that should be the entrance” and the "portion that should be the exit”.
  • the periphery of the obtained groove corresponds to the "portion to be the entrance” of the cutting tool.
  • the periphery of the surface of the material to be machined corresponds to the "portion to be the entrance" of the cutting tool.
  • the periphery of the obtained cut surface corresponds to the "portion to be the entrance" and the "portion to be the exit”.
  • the method of bringing the material to be processed and the processing aid into close contact is not particularly limited, but for example, a method of physically fixing the processing aid and the material to be processed with a clip or jig; A method using the processing aid provided with an adhesive layer in contact therewith may be mentioned.
  • the material to be processed is cut with a cutting tool to which the processing auxiliary material is attached, or the bonded body of the processing auxiliary material and the material to be processed is cut with a cutting tool.
  • the metal material is not particularly limited, but includes, for example, at least one selected from the group consisting of titanium alloys, aluminum alloys, magnesium alloys, low-alloy steels, stainless steels, and heat-resistant alloys.
  • the thermal conductivity of the metal material is preferably 100 W/m ⁇ k or less, preferably 1 to 50 W/m ⁇ k, and preferably 1 to 20 W/m ⁇ k.
  • Cutting Method Cutting is not particularly limited as long as it is a process for cutting a material to be processed, and examples thereof include drilling, grooving, turning, and cutting. Among these, drilling is preferred, in which a drill is used as a cutting tool to form a hole.
  • the cutting speed and feed speed it is preferable to adjust the cutting speed and feed speed according to the thermal conductivity and hardness of the metal material. As a result, it is possible to proceed with machining while allowing heat to escape, so that the occurrence of back burrs and chipping of the cutting edge of the tool tends to be further suppressed.
  • the cutting speed of the drill is preferably 5-80 m/min, more preferably 10-70 m/min, and even more preferably 15-50 m/min.
  • the feed rate is preferably 0.01 to 1.0 mm/rev, more preferably 0.05 to 0.7 mm/rev, still more preferably 0.10 to 0.5 mm/rev. The faster the cutting speed and feed rate, the higher the machining speed, but the higher the amount of heat generated, the more likely burrs are generated and the greater the burden on the tool. On the other hand, the slower the cutting speed and feed rate, the lower the machining speed and the lower the productivity.
  • the material of the drill is preferably a cemented carbide made by sintering hard metal carbide powder.
  • a cemented carbide include, but are not particularly limited to, a metal obtained by sintering a mixture of tungsten carbide and cobalt as a binder. Titanium carbide, tantalum carbide, and the like are sometimes added to such cemented carbides in order to further improve the material properties according to the purpose of use.
  • the shape of the drill can be appropriately selected depending on the drilling conditions and the type and shape of the material to be processed.
  • the shape of the drill is not particularly limited, but includes, for example, the tip angle of the drill, the helix angle of the groove, the number of cutting edges, and the like.
  • the surface coating of the drill can be appropriately selected according to the drilling conditions, the type and shape of the material to be processed, and the like. Preferred types of surface coatings include diamond coats, diamond-like coats, ceramic coats, and the like.
  • Table 1 shows the materials to be processed used in each example and comparative example, each component used in the production of processing aids, adhesive layer, drill bit used for drilling, hole forming equipment, equipment used for evaluation, etc. shows the specifications of
  • Ethylene-vinyl acetate copolymer (product name: PR8050C, manufactured by Tokyo Ink Co., Ltd.) Ethylene-vinyl acetate copolymer (product name: PR5015M, manufactured by Tokyo Ink Co., Ltd.) Ethylene ethyl acrylate copolymer (product name: Rexpearl A6200, Nippon Polyethylene) Polyethylene glycol stearate (product name: Nonion S4, manufactured by NOF Corporation) Polyethylene glycol stearate (product name: Nonion S6, manufactured by NOF Corporation) Polyethylene glycol stearate (product name: Nonion S15.4V, manufactured by NOF Corporation) Polyethylene glycol stearate (product name: Nonion S40, manufactured by NOF Corporation) Polyethylene glycol monomethyl ether (product name: Uniox M2000, manufactured by NOF Corporation) Octadecyl stearate (product name: Unistar M9676, manufactured by NOF Corporation)
  • Adhesive layer Acrylic double-sided tape (product name: No. 5612, manufactured by Nitto Denko, base material: polyester film, thickness: 0.12 mm, adhesive surface: acrylic adhesive)
  • Cemented carbide drill product name: ADO-SUS-5D, manufactured by OSG, diameter: 6.0mm ⁇ , tip angle: 140°, twist angle: 30°, solid drill, WXL coat
  • Evaluation equipment Machining center (product name: VCN-535C, manufactured by Yamazaki Mazak) 3D shape measuring machine (product name: VR-5200, manufactured by KEYENCE)
  • Cutting dynamometer (product name: 4-component rotary dynamometer 9170A, manufactured by Kistler Japan)
  • Differential thermal thermogravimetric simultaneous measurement device product name: STA7200, manufactured by Hitachi High-Tech Science Co., Ltd.
  • Rheometer product name: ARES-G2, manufactured by TA Instruments
  • Example 1 After polyethylene glycol stearate (Nonion S6, manufactured by NOF CORPORATION) was heated and melted, the melted material was poured into a 2 mm thick template to obtain a 2 mm thick sheet. One side of a 0.12 mm-thick acrylic double-sided tape (No. 5612, manufactured by Nitto Denko Co., Ltd.) serving as an adhesive layer was attached to one side of the sheet so as to be in contact with the material to prepare a processing aid. Using the obtained processing aid, the following cutting test was performed.
  • a 0.12 mm-thick acrylic double-sided tape No. 5612, manufactured by Nitto Denko Co., Ltd.
  • Example 2 to 12 A processing aid was produced in the same manner as in Example 1 except that the materials shown in Table 1 were used, and the following cutting test was performed.
  • Examples 13 to 15 One side of a 0.12 mm thick acrylic double-sided tape (No. 5612, manufactured by Nitto Denko Co., Ltd.) that serves as an adhesive layer is attached to one side of a 2 mm thick low-density polyethylene, polypropylene, or polyethylene terephthalate so that it is in contact with the material. , a processing aid was produced. Using the obtained processing aid, the following cutting test was performed.
  • Example 16 A composition obtained by mixing 60 wt% of polyethylene oxide (Alcox R150, manufactured by Meisei Chemical Industry Co., Ltd.) and 40 wt% of graphite (XD100, manufactured by Ito Graphite Co., Ltd.) is heated and melted, and then melted on a template with a thickness of 2 mm.
  • a processing aid was produced in the same manner as in Example 1, except that a sheet having a thickness of 2 mm was obtained by pouring the obtained material. Using the obtained sheet, the following cutting test was performed.
  • Example 17 A composition obtained by mixing 60 wt% polyethylene oxide (Alcox R150, manufactured by Meisei Chemical Industry Co., Ltd.) and 40 wt% polyethylene glycol stearate (product name: Nonion S40, manufactured by NOF Corporation) is heated and melted, and then a mold with a thickness of 2 mm is formed.
  • a processing aid was produced in the same manner as in Example 1, except that a sheet with a thickness of 2 mm was obtained by pouring the molten material into the plate. Using the obtained sheet, the following cutting test was performed.
  • Example 18 A composition obtained by mixing 60 wt% polyethylene oxide (Alcox R150, manufactured by Meisei Chemical Industry Co., Ltd.) and 40 wt% molybdenum disulfide (Nichimori M-5 powder, manufactured by Daizo Co., Ltd.) is heated and melted, and then formed into a template with a thickness of 2 mm.
  • a processing aid was produced in the same manner as in Example 1, except that a 2 mm thick sheet was obtained by pouring the melted material. Using the obtained sheet, the following cutting test was performed.
  • Example 19 60 wt% of polyethylene oxide (Alcox R150, manufactured by Meisei Chemical Industry Co., Ltd.), 20 wt% of polyethylene glycol stearate (product name: Nonion S4, manufactured by NOF Corporation), and 20 wt% of graphite (XD100, manufactured by Ito Graphite Co., Ltd.) After heating and melting the mixed composition, a processing aid was produced in the same manner as in Example 1 except that the melted material was poured into a 2 mm thick template to obtain a 2 mm thick sheet. Using the obtained sheet, the following cutting test was performed.
  • Example 20 Polyethylene oxide (Alcox R150, manufactured by Meisei Chemical Industry Co., Ltd.) at 60 wt%, polypropylene glycol glyceryl ether (product name: Uniol TG4000, manufactured by NOF Corporation, melting point (pour point): -25 ° C., 5% weight loss temperature: 316 ° C.)
  • a processing aid was produced in the same manner as in Example 1 except for the above. Using the obtained sheet, the following cutting test was performed.
  • Comparative Examples 1 and 2 In Comparative Example 1, the following cutting test was performed without using a processing auxiliary material, and in Comparative Example 2, only an acrylic double-sided tape (No. A cutting test was performed.
  • Example 6 in addition to simultaneous differential thermal/thermogravimetric measurement (TG-DTA), the temperature was raised from 50 ° C. by 10 ° C. on a hot plate, and the temperature when the material melted was taken as the melting point. did. Table 1 shows the respective melting points and 5% weight loss temperatures.
  • the cutting tool was observed every 10th hole, 20th hole, 50th hole, 100th hole, 150th hole, 300th hole, 450th hole, and 600th hole from the start of machining, and the cutting process was terminated when tool chipping occurred. More specifically, the cutting edge of the drill bit was photographed using a one-shot 3D shape measuring machine (VR-5200, manufactured by KEYENCE Co., Ltd.), and the chipping of the cutting edge (flank) as shown in FIG. 2 was confirmed. Processing was terminated at this point.
  • the location of tool failure was measured with a four-component rotary dynamometer 9170A (manufactured by Kistler Japan), and the location of tool failure was estimated from the location where the thrust force significantly increased.
  • Table 1 shows the number of holes until each tool chipping occurred.
  • FIG. 3 shows changes in the height of back burrs measured up to 150 holes
  • FIG. 4 shows the relationship between the height of back burrs and the number of processing steps for Examples and Comparative Examples.
  • Examples 4 and 6 since no tool breakage occurred even after 600 holes were machined, the burr height when 600 holes were machined is shown.
  • melt viscosity The melt viscosity (Pa ⁇ s) at 150° C. was measured using a rheometer (ARES-G2, manufactured by TA Instruments).
  • FIG. 5 shows the relationship between the results and the number of holes until tool breakage.
  • the number of holes until the tool is broken is about 600 holes, but actually, even when 600 holes are machined, no tool breakage occurs, and the actual number of holes until the tool is broken is assumed to be a larger value. Become.
  • the melting point and 5% weight loss temperature in Table 1 do not include a filler, and those composed of a single polymer compound mean the values of the melting point and 5% weight loss temperature of the polymer compound, and the filler is not included. Including or including more than one polymer compound means the melting point and 5% weight loss temperature values of the composition.
  • the metal cutting auxiliary material of the present invention has industrial applicability as an auxiliary material for cutting metal materials.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
PCT/JP2022/016086 2021-04-19 2022-03-30 金属切削加工補助材及び切削加工方法 Ceased WO2022224773A1 (ja)

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US18/287,451 US20240158712A1 (en) 2021-04-19 2022-03-30 Material for assisting metal machining process and machining method
CN202280029191.7A CN117178048A (zh) 2021-04-19 2022-03-30 金属切削加工辅助材料和切削加工方法
EP22791548.5A EP4327966A4 (en) 2021-04-19 2022-03-30 MATERIAL TO SUPPORT METAL CUTTING AND CUTTING PROCESSES
JP2023516400A JPWO2022224773A1 (https=) 2021-04-19 2022-03-30
US19/054,015 US20250188380A1 (en) 2021-04-19 2025-02-14 Material for assisting metal machining process and machining method

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0224012A (ja) * 1988-07-12 1990-01-26 Tsutsunaka Plast Ind Co Ltd 工作物の穿孔・切断加工用補助板
JP2003225814A (ja) * 2002-02-01 2003-08-12 Nippon Shokubai Co Ltd 基板孔あけ用潤滑剤および基板孔あけ用潤滑シート
JP2006150557A (ja) 2004-12-01 2006-06-15 Nagasaki Prefecture チタン合金の水中におけるエンドミル切削加工法
WO2017022822A1 (ja) * 2015-08-06 2017-02-09 三菱瓦斯化学株式会社 切削加工補助潤滑材及び切削加工方法
WO2018198965A1 (ja) * 2017-04-25 2018-11-01 三菱瓦斯化学株式会社 切削加工補助潤滑材、切削加工補助潤滑シート、及びそれらを用いた切削加工方法
WO2018216756A1 (ja) * 2017-05-25 2018-11-29 三菱瓦斯化学株式会社 切削加工補助潤滑材、切削加工補助潤滑シート、及び切削加工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131453A (ja) * 1984-07-24 1986-02-13 Polyplastics Co ポリアセタ−ル樹脂組成物
WO2019244694A1 (ja) * 2018-06-20 2019-12-26 株式会社ダイセル 硬化性化合物

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0224012A (ja) * 1988-07-12 1990-01-26 Tsutsunaka Plast Ind Co Ltd 工作物の穿孔・切断加工用補助板
JP2003225814A (ja) * 2002-02-01 2003-08-12 Nippon Shokubai Co Ltd 基板孔あけ用潤滑剤および基板孔あけ用潤滑シート
JP2006150557A (ja) 2004-12-01 2006-06-15 Nagasaki Prefecture チタン合金の水中におけるエンドミル切削加工法
WO2017022822A1 (ja) * 2015-08-06 2017-02-09 三菱瓦斯化学株式会社 切削加工補助潤滑材及び切削加工方法
WO2018198965A1 (ja) * 2017-04-25 2018-11-01 三菱瓦斯化学株式会社 切削加工補助潤滑材、切削加工補助潤滑シート、及びそれらを用いた切削加工方法
WO2018216756A1 (ja) * 2017-05-25 2018-11-29 三菱瓦斯化学株式会社 切削加工補助潤滑材、切削加工補助潤滑シート、及び切削加工方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4327966A4

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EP4327966A1 (en) 2024-02-28
EP4327966A4 (en) 2024-11-13

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