CN114770049A - 一种5g通讯pcb制造用超硬模板制造方法 - Google Patents
一种5g通讯pcb制造用超硬模板制造方法 Download PDFInfo
- Publication number
- CN114770049A CN114770049A CN202210522839.6A CN202210522839A CN114770049A CN 114770049 A CN114770049 A CN 114770049A CN 202210522839 A CN202210522839 A CN 202210522839A CN 114770049 A CN114770049 A CN 114770049A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- manufacturing
- treatment
- steel
- template
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000005491 wire drawing Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 238000010791 quenching Methods 0.000 claims description 9
- 230000000171 quenching effect Effects 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 239000003082 abrasive agent Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000009991 scouring Methods 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 abstract description 5
- 229910052710 silicon Inorganic materials 0.000 abstract description 3
- 229910052721 tungsten Inorganic materials 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract description 2
- 239000011651 chromium Substances 0.000 description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000005087 graphitization Methods 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
本发明公开了一种5G通讯PCB制造用超硬模板制造方法,包括裁切、矫平、热处理、拉丝以及抛光等多个步骤,钢板基材的成分质量百分比为C:0.28~0.3%,NI:7.4~7.5%,Cr17~18%,Mn<1.8%,Si<0.5%,P<0.05,Mo:3~6%,W:2.5~5.5%。本发明压制板硬度为52HRC,拉伸强度为1530N/nm2,耐力为1380N/nm2,具有良好的硬度以及耐力。
Description
技术领域
本发明涉及大型压制板制造技术领域,具体涉及一种5G通讯PCB制造用超硬模板制造方法。
背景技术
5G通讯PCB是制造5G通信器材的重要基础材料,5G通讯PCB在制作时需要将多层型材进行压合,因此需要配置具有一定硬度的模板进行压制。PCB 基材一般尺寸较大,成型后裁切成所需尺寸的PCB板,压制模板的尺寸也较大,当压制模块长时间使用,其容易变形,需要进行更换。
发明内容
本发明要解决的技术问题是解决上述现有技术的不足,提供一种5G通讯PCB制造用超硬模板制造方法。
为了解决上述现有技术的不足,本发明采用的技术方案为:一种5G通讯PCB制造用超硬模板制造方法,包括如下步骤:
1)将钢板基材裁切成矩形,钢板基材的成分质量百分比为C:0.28~0.3%, NI:7.4~7.5%,Cr17~18%,Mn<1.8%,Si<0.5%,P<0.05,Mo:3~6%,W:2.5~5.5%;其余为Fe和不可避免的杂质元素;
2)利用矫平机构对裁切后的钢板进行矫平;
3)利用检测***对钢板表面翘曲进行检测;
3)利用起吊机构将处理后的钢板基材竖直吊入热处理炉中进行真空热处理、高温正火处理、低温淬火处理;在低温淬火处理前进行惰性气体保护,低温淬火处理后进行氮气恒温处理;真空热处理的加热温度为1000~1100℃,真空度为 0.15Pa;
4)对钢材表面进行拉丝处理,形成所需纹路;
5)利用工业百洁布对钢板表面进行抛光处理;
6)利用超声波对钢材表面进行清洗,去除多余的碎屑。
进一步的,拉丝处理包括砂带磨削和激光雕刻,先采用选择粒度代号为P120 碳化硅砂带进行磨削拉丝处理,砂带磨削完毕后,利用清水或者乳化液对不锈钢板表面金属碎屑和脱落的砂带磨料进行清理,清洗完毕后进行久光雕刻,雕刻出精准拉丝纹路。
进一步的,钢板表面翘曲检测方法如下:利用检测装置对匀速移动的钢板进行间隔扫描,相邻检测点之间的距离大于100mm,读取钢板表面高度H,并计算相邻H值的差值,△H;计算任意连续的M个H的标准差σ,当出现σ>D 时,且△H均小于1mm时,此时认定钢板表面出现翘曲,其中D为设定的参数值,M大于50;当出现△H大于1mm时,此时认定钢板表面出现划痕或者杂质颗粒。
从上述技术方案可以看出本发明具有以下优点:本发明压制板硬度为 52HRC,拉伸强度为1530N/nm2,耐力为1380N/nm2,具有良好的硬度以及耐力,延长了压制板的使用寿命。
具体实施方式
一种5G通讯PCB制造用超硬模板制造方法,包括如下步骤:
将钢板基材裁切成矩形,钢板基材的成分质量百分比为C:0.28~0.3%, NI:7.4~7.5%,Cr17~18%,Mn<1.8%,Si<0.5%,P<0.05,Mo:3~6%,W:2.5~5.5%;其余为Fe和不可避免的杂质元素。铬对提高钢的高温组织稳定性能——抵制珠光体球化、石墨化、抗高温氧化有明显效果。并能提高抗腐蚀性。但含铬高的钢,焊接裂纹敏感性强,温差应力也大。钼对提高钢的持久强高度有明显作用。钼有石墨化倾向可加铬防病止,铬的脆化可用钼化可用防止,二者共存可以提高钢的综合性能。钨可提高钢的持久强度及高温硬度,铌与钛的作用相同,可提高钢有热强性。硅可以溶解在铁素体和奥氏体中,提高钢的硬度和强度,其作用仅次于磷,强于锰,镍,铬,钨,钼和钒。硅可以提高钢的弹性极限,屈服强度和屈服比(σs/σb),以及疲劳强度和疲劳比(σ-1/σb),可以降低钢的密度,促进铁素体晶粒的粗化。降低矫顽力。P在钢中具有强固溶强化和冷加工硬化效果。作为添加到低合金结构钢中的合金元素,它可以提高钢的强度和耐大气腐蚀性。
利用矫平机构对裁切后的钢板进行矫平,矫平完成后需要进行翘曲检测,翘曲检测的具体方法如下:利用检测装置对匀速移动的钢板进行间隔扫描,相邻检测点之间的距离大于100mm,读取钢板表面高度H,并计算相邻H值的差值,△H;计算任意连续的M个H的标准差σ,当出现σ>D时,且△H均小于 1mm、M大于50时,此时认定钢板表面出现翘曲,其中D为设定的参数值,本实施例中可以取值;当出现△H大于1mm时,此时认定钢板表面出现划痕或者杂质颗粒。
矫平完成后利用起吊机构将处理后的钢板基材竖直吊入热处理炉中进行真空热处理、高温正火处理、低温淬火处理;在低温淬火处理前进行惰性气体保护,低温淬火处理后进行氮气恒温处理;真空热处理的加热温度为1000~1100℃,真空度为0.15Pa。
热处理完成对钢材表面进行拉丝处理,形成所需纹路;拉丝处理包括砂带磨削和激光雕刻,先采用选择粒度代号为P120碳化硅砂带进行磨削拉丝处理,砂带磨削完毕后,利用清水或者乳化液对不锈钢板表面金属碎屑和脱落的砂带磨料进行清理,清洗完毕后进行久光雕刻,雕刻出精准拉丝纹路。雕刻完毕后利用工业百洁布进行抛光打磨。
最后利用超声波对钢材表面进行清洗,去除多余的碎屑。可以配置回收***对废液进行回收处理。
利用上述方法制得压板硬度为52HRC,拉伸强度为1530N/nm2,耐力为1380 N/nm2。
Claims (3)
1.一种5G通讯PCB制造用超硬模板制造方法,包括如下步骤:
1)将钢板基材裁切成矩形,钢板基材的成分质量百分比为C:0.28~0.3%,NI:7.4~7.5%,Cr17~18%,Mn<1.8%,Si<0.5%,P<0.05,Mo:3~6%,W:2.5~5.5%;其余为Fe和不可避免的杂质元素;
2)利用矫平机构对裁切后的钢板进行矫平;
3)利用检测***对钢板表面翘曲进行检测;
3)利用起吊机构将处理后的钢板基材竖直吊入热处理炉中进行真空热处理、高温正火处理、低温淬火处理;在低温淬火处理前进行惰性气体保护,低温淬火处理后进行氮气恒温处理;真空热处理的加热温度为1000~1100℃,真空度为0.15Pa;
4)对钢材表面进行拉丝处理,形成所需纹路;
5)利用工业百洁布对钢板表面进行抛光处理;
6)利用超声波对钢材表面进行清洗,去除多余的碎屑。
2.根据权利要求1所述的5G通讯PCB制造用超硬模板制造方法,其特征在于:拉丝处理包括砂带磨削和激光雕刻,先采用选择粒度代号为P120碳化硅砂带进行磨削拉丝处理,砂带磨削完毕后,利用清水或者乳化液对不锈钢板表面金属碎屑和脱落的砂带磨料进行清理,清洗完毕后进行久光雕刻,雕刻出精准拉丝纹路。
3.根据权利要求1所述的5G通讯PCB制造用超硬模板制造方法,其特征在于:钢板表面翘曲检测方法如下:利用检测装置对匀速移动的钢板进行间隔扫描,相邻检测点之间的距离大于100mm,读取钢板表面高度H,并计算相邻H值的差值,△H;计算任意连续的M个H的标准差σ,当出现σ>D时,且△H均小于1mm时,此时认定钢板表面出现翘曲,其中D为设定的参数值,M大于50;当出现△H大于1mm时,此时认定钢板表面出现划痕或者杂质颗粒。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210522839.6A CN114770049B (zh) | 2022-05-13 | 2022-05-13 | 一种5g通讯pcb制造用超硬模板制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210522839.6A CN114770049B (zh) | 2022-05-13 | 2022-05-13 | 一种5g通讯pcb制造用超硬模板制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114770049A true CN114770049A (zh) | 2022-07-22 |
CN114770049B CN114770049B (zh) | 2023-12-15 |
Family
ID=82436466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210522839.6A Active CN114770049B (zh) | 2022-05-13 | 2022-05-13 | 一种5g通讯pcb制造用超硬模板制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114770049B (zh) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101698924A (zh) * | 2009-09-29 | 2010-04-28 | 昆山新浦瑞金属材料有限公司 | 一种用于金属表面清理和强化的钢丸及其制备方法 |
CN101748346A (zh) * | 2009-12-25 | 2010-06-23 | 舞阳钢铁有限责任公司 | 一种高等级别耐磨钢板及其生产方法 |
CN102079070A (zh) * | 2009-11-26 | 2011-06-01 | 大丰市大奇金属磨料有限公司 | 一种不锈钢丸 |
CN105002439A (zh) * | 2015-07-30 | 2015-10-28 | 武汉钢铁(集团)公司 | 一种布氏硬度400级耐磨钢及其制造方法 |
CN106583173A (zh) * | 2016-11-17 | 2017-04-26 | 深圳崇达多层线路板有限公司 | 一种压合钢板自动打磨装置及打磨工艺 |
CN107012364A (zh) * | 2017-03-22 | 2017-08-04 | 郭和谦 | 一种高强度耐疲劳钛环及其制备方法 |
CN109702443A (zh) * | 2019-01-03 | 2019-05-03 | 六安煜晟电子科技有限公司 | 一种抗氧化pcb板钻针钢柄的生产工艺 |
CN110100034A (zh) * | 2016-12-22 | 2019-08-06 | 株式会社Posco | 高硬度耐磨钢以及制造该高硬度耐磨钢的方法 |
CN110869521A (zh) * | 2017-06-02 | 2020-03-06 | 安赛乐米塔尔公司 | 用于制造压制硬化部件的钢板、具有高强度和碰撞延性的组合的压制硬化部件、及其制造方法 |
CN111511949A (zh) * | 2017-12-21 | 2020-08-07 | Posco公司 | 膨胀性优异的热轧钢板及其制造方法 |
US20210108279A1 (en) * | 2019-10-12 | 2021-04-15 | Northeastern University | Ultrahigh-Strength Ultrahigh-Toughness and Low-Density Dual-Phase Lamellar Steel Plate and Preparation Method Therefor |
WO2021169621A1 (zh) * | 2020-02-27 | 2021-09-02 | 江阴兴澄特种钢铁有限公司 | 一种预硬化镜面模具钢板及其制造方法 |
WO2021196820A1 (zh) * | 2020-03-30 | 2021-10-07 | 江阴兴澄特种钢铁有限公司 | 一种低剩磁、表面质量优异的船用5Ni钢板的制造方法 |
-
2022
- 2022-05-13 CN CN202210522839.6A patent/CN114770049B/zh active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101698924A (zh) * | 2009-09-29 | 2010-04-28 | 昆山新浦瑞金属材料有限公司 | 一种用于金属表面清理和强化的钢丸及其制备方法 |
CN102079070A (zh) * | 2009-11-26 | 2011-06-01 | 大丰市大奇金属磨料有限公司 | 一种不锈钢丸 |
CN101748346A (zh) * | 2009-12-25 | 2010-06-23 | 舞阳钢铁有限责任公司 | 一种高等级别耐磨钢板及其生产方法 |
CN105002439A (zh) * | 2015-07-30 | 2015-10-28 | 武汉钢铁(集团)公司 | 一种布氏硬度400级耐磨钢及其制造方法 |
CN106583173A (zh) * | 2016-11-17 | 2017-04-26 | 深圳崇达多层线路板有限公司 | 一种压合钢板自动打磨装置及打磨工艺 |
CN110100034A (zh) * | 2016-12-22 | 2019-08-06 | 株式会社Posco | 高硬度耐磨钢以及制造该高硬度耐磨钢的方法 |
CN107012364A (zh) * | 2017-03-22 | 2017-08-04 | 郭和谦 | 一种高强度耐疲劳钛环及其制备方法 |
CN110869521A (zh) * | 2017-06-02 | 2020-03-06 | 安赛乐米塔尔公司 | 用于制造压制硬化部件的钢板、具有高强度和碰撞延性的组合的压制硬化部件、及其制造方法 |
CN111511949A (zh) * | 2017-12-21 | 2020-08-07 | Posco公司 | 膨胀性优异的热轧钢板及其制造方法 |
CN109702443A (zh) * | 2019-01-03 | 2019-05-03 | 六安煜晟电子科技有限公司 | 一种抗氧化pcb板钻针钢柄的生产工艺 |
US20210108279A1 (en) * | 2019-10-12 | 2021-04-15 | Northeastern University | Ultrahigh-Strength Ultrahigh-Toughness and Low-Density Dual-Phase Lamellar Steel Plate and Preparation Method Therefor |
WO2021169621A1 (zh) * | 2020-02-27 | 2021-09-02 | 江阴兴澄特种钢铁有限公司 | 一种预硬化镜面模具钢板及其制造方法 |
WO2021196820A1 (zh) * | 2020-03-30 | 2021-10-07 | 江阴兴澄特种钢铁有限公司 | 一种低剩磁、表面质量优异的船用5Ni钢板的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN114770049B (zh) | 2023-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8357247B2 (en) | Martensitic stainless steel for disk brakes | |
EP2881487B1 (en) | Abrasion resistant steel plate with super-high strength and high toughness, and process for preparing same | |
EP2719789B1 (en) | Brake discs excellent in resistance to temper softening and toughness | |
EP2011891A1 (en) | Brake disc having high temper softening resistance | |
CN102770572A (zh) | 真空容器用双相不锈钢材及其制造方法 | |
WO2014038510A1 (ja) | ステンレス鋼板およびその製造方法 | |
JP2006322071A (ja) | 焼戻し軟化抵抗の大きいブレーキディスク | |
CN114770049A (zh) | 一种5g通讯pcb制造用超硬模板制造方法 | |
JPH0724632A (ja) | 丸鋸台金の製造方法 | |
JPH0826404B2 (ja) | 張り出し強度および靭性に優れた高強度ステンレス鋼の製造方法 | |
CN113564482B (zh) | 一种轧机用改造阶梯垫及其表面熔覆堆焊工艺 | |
JP2006291252A (ja) | 疲労特性の良好な焼入れ焼戻し鋼管用素材鋼板および鋼管 | |
JP2002285236A (ja) | フェライト系耐熱鋼の加工方法および耐水蒸気酸化性に優れたフェライト系耐熱鋼 | |
CN112126857A (zh) | 680MPa级高强度磁轭钢板的不平度评价方法及应用 | |
JP4517850B2 (ja) | 耐熱応力割れ性に優れるディスクブレーキ用ステンレス鋼板 | |
JP3819255B2 (ja) | 打ち抜き性にすぐれたマルテンサイト系ステンレス鋼帯の製造方法 | |
JPH08188852A (ja) | 鍛造金型及びその製造方法 | |
JPH01319629A (ja) | 靭性の優れたCr−Mo鋼板の製造方法 | |
JP3230587B2 (ja) | 成形加工性および疲労特性に優れ且つ時効処理によって高強度を発現する高強度ステンレス冷延鋼帯およびその製造方法。 | |
JP3440960B2 (ja) | 溶接性に優れたメタルソー基板用鋼板およびその製造方法 | |
JP2003073783A (ja) | フラッパーバルブ用析出硬化型マルテンサイト系ステンレス鋼板及びその製造方法 | |
CN113186463B (zh) | 双相不锈钢钢卷及其制造方法 | |
CN111363896A (zh) | 一种回火改善微铌碳钢断裂韧性的处理方法 | |
JPS6259167B2 (zh) | ||
JP3504009B2 (ja) | プレスプレート用高強度ステンレス鋼 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |