JP7081055B2 - 1枚またはそれより多いプレス硬化性鋼の薄鋼板の融接のための方法 - Google Patents
1枚またはそれより多いプレス硬化性鋼の薄鋼板の融接のための方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 102
- 229910000831 Steel Inorganic materials 0.000 title claims description 90
- 239000010959 steel Substances 0.000 title claims description 90
- 238000003466 welding Methods 0.000 title claims description 83
- 230000004927 fusion Effects 0.000 title claims description 15
- 239000000945 filler Substances 0.000 claims description 83
- 239000000463 material Substances 0.000 claims description 54
- 238000000576 coating method Methods 0.000 claims description 36
- 239000011248 coating agent Substances 0.000 claims description 33
- 229910052751 metal Inorganic materials 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 31
- 238000002844 melting Methods 0.000 claims description 29
- 230000008018 melting Effects 0.000 claims description 29
- 229910052782 aluminium Inorganic materials 0.000 claims description 27
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 27
- 238000009826 distribution Methods 0.000 claims description 23
- 210000001503 joint Anatomy 0.000 claims description 20
- PALQHNLJJQMCIQ-UHFFFAOYSA-N boron;manganese Chemical compound [Mn]#B PALQHNLJJQMCIQ-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 229910000712 Boron steel Inorganic materials 0.000 claims description 13
- 239000011651 chromium Substances 0.000 claims description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 11
- 238000005275 alloying Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910000760 Hardened steel Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 19
- 239000000155 melt Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 239000011572 manganese Substances 0.000 description 8
- 230000035515 penetration Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 229910018125 Al-Si Inorganic materials 0.000 description 4
- 229910018520 Al—Si Inorganic materials 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 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 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000521 B alloy Inorganic materials 0.000 description 1
- -1 CO 2 Chemical compound 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000001995 intermetallic alloy Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 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
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000161 steel melt Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/0604—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams
- B23K26/0608—Shaping the laser beam, e.g. by masks or multi-focusing by a combination of beams in the same heat affected zone [HAZ]
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing
- B23K26/0676—Dividing the beam into multiple beams, e.g. multifocusing into dependently operating sub-beams, e.g. an array of spots with fixed spatial relationship or for performing simultaneously identical operations
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
- B23K26/0732—Shaping the laser spot into a rectangular shape
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- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
- B23K26/0736—Shaping the laser spot into an oval shape, e.g. elliptic shape
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- 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
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/211—Bonding by welding with interposition of special material to facilitate connection of the parts
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/242—Fillet welding, i.e. involving a weld of substantially triangular cross section joining two parts
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
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- B23K2101/18—Sheet panels
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- B23K2101/00—Articles made by soldering, welding or cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/073—Shaping the laser spot
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Description
0.10~0.50重量%C、
最大0.40重量%Si、
0.50~2.0重量%Mn、
最大0.025重量%P、
最大0.010重量%S、
最大0.60重量%Cr、
最大0.50重量%Mo、
最大0.050重量%Ti、
0.0008~0.0070重量%B、および
最小0.010重量%Al
を有してよく、残りは、Feおよび不可避不純物からなってよい。
0.05~0.4重量%C、
0~2.0重量%Si、
0~3.0重量%Mn、
4~25重量%Cr、
0~0.5重量%Mo、および
5~12重量%Ni
を有し、残りはFeおよび不可避不純物からなる。
Claims (19)
- プレス硬化された鋼、好ましくはマンガン-ホウ素鋼で製作された1枚またはそれより多い薄鋼板の融接のための方法であって、前記薄鋼板(1、2)または前記薄鋼板(1、2)のうち少なくとも1枚は、アルミニウムを含有する金属コーティング(4)を有し、前記融接は、少なくとも1本のレーザビーム(6)だけによって作り出される溶融浴(9)中にフィラー材料が供給される間に行われる方法であって、1つまたは複数の光学素子によって均一でないエネルギー分布を有する単一のレーザ焦点(16)を前記溶融浴(9)上に発生させ、前記レーザ焦点は、より小さなレーザ焦点区域(16.1)とより大きなレーザ焦点区域(16.2)とを有し、前記より大きなレーザ焦点区域(16.2)は、前記より小さなレーザ焦点区域(16.1)によって照射される表面の少なくとも2倍、好ましくは少なくとも3倍である表面を照射し、前記より小さなレーザ焦点区域(16.1)においては前記より大きなレーザ焦点区域(16.2)におけるより高い表面単位あたりレーザエネルギー出力が導入されるようになることを特徴とする方法。
- 前記レーザビーム(6)は、本質的に融接時には振動しないことを特徴とする、請求項1に記載の方法。
- 均一でないエネルギー分布を有する前記レーザ焦点(16)を作り出す前記光学素子(7.1、7.2)は、前記より小さなレーザ焦点区域(16.1)の前記より大きなレーザ焦点区域(16.2)内の位置を後者に対して調節することができるように設計されることを特徴とする、請求項1または2に記載の方法。
- 前記より小さなレーザ焦点区域(16.1)の前記より大きなレーザ焦点区域(16.2)内の位置は、前記溶接方向(WD)に平行および/または直角である方向(X、Y)で調節されることを特徴とする、請求項3に記載の方法。
- 前記より大きなレーザ焦点区域(16.2)は、細長い形、特に卵形、楕円形または長方形を有し、前記より大きなレーザ焦点区域(16.2)の長軸は、本質的に前記溶接方向(WD)にあることを特徴とする、請求項1~4の何れか一項に記載の方法。
- 前記より大きなレーザ焦点区域(16.2)は、前記より小さなレーザ焦点区域(16.1)の平均直径または最大直径の少なくとも2倍、好ましくは少なくとも2.5倍、特に好ましくは少なくとも3倍である長軸方向長さを有することを特徴とする、請求項1~5の何れか一項に記載の方法。
- 前記フィラー材料(11)は、ワイヤまたは粉体の形で供給されることを特徴とする、請求項1~6の何れか一項に記載の方法。
- 前記フィラー材料(11)は、不可避不純物または不可避痕跡量を除いてアルミニウムをまったく含有しないことを特徴とする、請求項1~7の何れか一項に記載の方法。
- 前記フィラー材料(11)は、ニッケル、クロムおよび/または炭素を含む群のうち少なくとも1種類の合金元素を含有することを特徴とする、請求項1~8の何れか一項に記載の方法。
- 前記フィラー材料(11)は、以下の組成、
0.05~0.4重量%C、
0~2.0重量%Si、
0~3.0重量%Mn、
4~25重量%Cr、
0~0.5重量%Mo、および
5~12重量%Ni
を有し、残りは、Feおよび不可避不純物からなることを特徴とする、請求項1~9の何れか一項に記載の方法。 - 前記プレス硬化性鋼は、以下の組成、
0.10~0.50重量%C、
最大0.40重量%Si、
0.50~2.0重量%Mn、
最大0.025重量%P、
最大0.010重量%S、
最大0.60重量%Cr、
最大0.50重量%Mo、
最大0.050重量%Ti、
0.0008~0.0070重量%B、および
最小0.010重量%Al
を有し、残りは、Feおよび不可避不純物からなることを特徴とする、請求項1~10の何れか一項に記載の方法。 - 前記薄鋼板(1、2)は、突き合わせ継ぎ手において接合され、0.01~0.15mmの範囲の、好ましくは0.06~0.15mmの範囲の平均ギャップ幅を有するギャップ(3)が接合される突き合わせ継ぎ手に設定されることを特徴とする、請求項1~11の何れか一項に記載の方法。
- 前記薄鋼板(1、2)は、少なくとも4m/分の溶接速度で、好ましくは少なくとも5m/分、特に好ましくは6~12m/分の範囲の溶接速度で接合されることを特徴とする、請求項1~12の何れか一項に記載の方法。
- 前記フィラー材料(11)は、ワイヤの形で供給され、前記ワイヤは、前記溶接速度の40%~90%の範囲の供給速度で供給されることを特徴とする、請求項1~13の何れか一項に記載の方法。
- 前記溶融浴(9)は、少なくとも前記レーザビーム(6)に面する側においてレーザ溶接時に保護ガス流に曝されないことを特徴とする、請求項1~14の何れか一項に記載の方法。
- 好ましくはワイヤの形の前記フィラー材料(11)は、前記フィラー材料(11)が前記より小さなレーザ焦点区域(16.2)に直接供給されるように前記溶融浴(9)中に供給されることを特徴とする、請求項1~15の何れか一項に記載の方法。
- 前記フィラー材料(11)は、好ましくはワイヤの形で引張方式にて供給されることを特徴とする、請求項1~16の何れか一項に記載の方法。
- ワイヤの形で供給される前記フィラー材料(11)は、ワイヤの中心軸と溶接される少なくとも1枚の前記薄鋼板(1、2)または溶接されて一体化される前記薄鋼板(1、2)の表面とが50°未満、好ましくは45°未満、特に好ましくは30°未満、特に10°~30°の間の鋭角をなすような方法で前記溶融浴(9)に供給されることを特徴とする、請求項1~17の何れか一項に記載の方法。
- 好ましくはワイヤの形の前記フィラー材料(11)は、前記溶融浴(9)中に供給される前に加熱装置によって少なくとも60℃の温度、好ましくは少なくとも100℃、好ましくは少なくとも150℃、特に、少なくとも180℃に加熱されることを特徴とする、請求項1~18の何れか一項に記載の方法。
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DE102019108837.2 | 2019-04-04 | ||
PCT/EP2020/059776 WO2020201578A1 (de) | 2019-04-04 | 2020-04-06 | VERFAHREN ZUM SCHMELZSCHWEIßEN EINES ODER MEHRERER STAHLBLECHE AUS PRESSHÄRTBAREM STAHL |
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WO2023111649A1 (en) * | 2021-12-16 | 2023-06-22 | Arcelormittal | Method for butt-welding a steel part |
CN115446459A (zh) * | 2022-10-14 | 2022-12-09 | 中国科学院上海光学精密机械研究所 | 一种高强钢激光焊接填料、接头及方法 |
CN116224613B (zh) * | 2023-05-08 | 2023-07-21 | 泉州师范学院 | 一种任意自旋指向超衍射极限光焦斑的实现方法 |
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