JP7790117B2 - レーザ照射装置及びレーザ照射方法 - Google Patents
レーザ照射装置及びレーザ照射方法Info
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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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
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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
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
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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
- B23K26/03—Observing, e.g. monitoring, the workpiece
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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
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/0344—Observing the speed of the workpiece
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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
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/042—Automatically aligning the laser beam
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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
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
- B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1 ns or less
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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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
- B23K26/0838—Devices involving movement of the workpiece in at least one axial direction by using an endless conveyor belt
-
- 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
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/355—Texturing
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/008—Controlling printhead for accurately positioning print image on printing material, e.g. with the intention to control the width of margins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0095—Detecting means for copy material, e.g. for detecting or sensing presence of copy material or its leading or trailing end
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/475—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material for heating selectively by radiation or ultrasonic waves
- B41J2/4753—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material for heating selectively by radiation or ultrasonic waves using thermosensitive substrates, e.g. paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/4073—Printing on three-dimensional objects not being in sheet or web form, e.g. spherical or cubic objects
- B41J3/40733—Printing on cylindrical or rotationally symmetrical objects, e. g. on bottles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Program-control systems
- G05B19/02—Program-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form
- G05B19/402—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by control arrangements for positioning, e.g. centring a tool relative to a hole in the workpiece, additional detection means to correct position
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- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
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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
- B23K2103/30—Organic materials
- B23K2103/42—Plastics other than composite materials
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/37—Measurements
- G05B2219/37288—Tracking lasers follow object, reflection gives 3-D position
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- Automation & Control Theory (AREA)
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Description
段により検知された対象物の回転情報に基づいて対象物への照射を制御する照射制御手段と、前記対象物の位置を検知する位置検知手段と、を備え、前記回転検知手段を、前記位置検知手段よりも搬送方向上流に配置することを特徴とする。
図1は、本発明の実施形態の一例であるレーザ照射装置および検知手段構成の概略を示す説明図である。
対象物にレーザ光を照射する対象物の性状は変化する。
●まとめ
101 対象物
102 レーザ照射領域
103 レーザ照射面
104 回転検知手段(投光部)
105 回転検知手段(受光部)
105a 回転検知手段(受光部)正反射
105b 回転検知手段(受光部)乱反射
105c 回転検知手段(受光部)透過
106 位置検知手段(投光部)
107 位置検知手段(受光部)
108 レーザ装置
108A レーザ装置(L1)
108B レーザ装置(L2)
108C レーザ装置(L3)
109 レーザ照射の主走査方向
110 レーザ照射の副走査方向
111 レーザ照射基準方向
117 レーザ光
118a ミラーa
118b ミラーb
119 レンズ
120 回転変化による位置ずれ量(m)
121 レーザ照射画角(θ)
122 レーザ照射画角(ω)
123 レーザ照射画角(Φ)
130 位置検知レーザ照射調整区間
131 回転検知レーザ照射調整区間
140 ビームエキスパンダー
141a 同期検知部a
141b 同期検知部b
142 照射制御手段
143 正反射角度(N)
144 乱反射角度(R)
145 カメラ
150 対象物あり区間(O)
151 対象物なし区間(U)
152 非照射領域
153 照射領域
154 偏向手段(走査手段)
160 位置検知信号
160A 位置検知信号(L1)
160B 位置検知信号(L2)
160C 位置検知信号(L3)
161 レーザ照射開始信号
161A レーザ照射開始信号(L1)
161B レーザ照射開始信号(L2)
161C レーザ照射開始信号(L3)
163A 非照射領域(L1)
163B 非照射領域(L2)
163C 非照射領域(L3)
164A 照射領域(L1)
164B 照射領域(L2)
164C 照射領域(L3)
170 検知手段(投光部)
171 検知手段(受光部)
172 検知手段(一体型)
173 検知手段A(投光部)
174 検知手段A(受光部)
175 検知手段B(一体型)
176 非透過部
177 距離検知手段
Claims (9)
- 搬送される対象物にレーザ光を照射する装置において、
対象物の回転を検知する回転検知手段と、
前記回転検知手段により検知された対象物の回転情報に基づいて
前記対象物への照射を制御する照射制御手段と、
前記対象物の位置を検知する位置検知手段と、を備え、
前記回転検知手段を、前記位置検知手段よりも搬送方向上流に配置する
ことを特徴とするレーザ照射装置 - 請求項1のレーザ照射装置において、
前記回転検知手段により検知された前記対象物の回転量情報に基づいて
前記対象物へのレーザ照射開始位置を決定する
ことを特徴とするレーザ照射装置 - 請求項2のレーザ照射装置において、
前記回転検知手段により検知された前記対象物の回転量のうち、
搬送方向の前記回転量情報に基づいて
搬送方向における前記対象物への前記レーザ照射開始位置を決定する
ことを特徴とするレーザ照射装置 - 搬送される対象物にレーザ光を照射する装置において、
対象物の回転を検知する回転検知手段と、
前記回転検知手段により検知された対象物の回転情報に基づいて
前記対象物への照射を制御する照射制御手段と、
前記対象物の位置を検知する位置検知手段と、を備え、
前記回転検知手段により検知された前記対象物の前記回転情報に基づいた処理を開始後、
前記位置検知手段により検知された位置情報に基づいた処理を開始することにより、
対象物へのレーザ照射開始位置を決定する
ことを特徴とするレーザ照射装置 - 請求項1乃至請求項4のレーザ照射装置において、
レーザ照射の副走査方向と前記対象物の搬送方向が一致する
ことを特徴とするレーザ照射装置 - 請求項1乃至請求項5のレーザ照射装置において、
前記レーザ光は前記対象物の搬送方向に追従する
ことを特徴とするレーザ照射装置 - 搬送される対象物にレーザ光を照射する装置において、
対象物の回転を検知する回転検知手段と、
前記回転検知手段により検知された対象物の回転情報に基づいて
前記対象物への照射を制御する照射制御手段と、を備え、
複数の前記対象物をレーザ照射する複数のレーザ装置を有し、
前記複数のレーザ装置が対象物の検知からレーザ照射開始までそれぞれ異なる時間でレーザ照射をする
ことを特徴とするレーザ照射装置 - 搬送される対象物にレーザ光を照射する装置において、
対象物の回転を検知する回転検知手段と、
前記回転検知手段により検知された対象物の回転情報に基づいて
前記対象物への照射を制御する照射制御手段と、を備え、
前記対象物の非透過部を検知する非透過部検知手段と、
非透過部からの距離を検知する距離検知手段を、さらに備える
ことを特徴とするレーザ照射装置 - 搬送される対象物にレーザ光を照射する照射方法であって、
対象物の回転を検知する回転検知ステップと、
前記対象物の位置を検知する位置検知ステップと、
前記回転検知ステップにより検知された対象物の回転情報に基づいた処理を開始後、
前記位置検知ステップにより検知された位置情報に基づいた処理を開始することにより、
前記対象物へのレーザ照射開始位置を決定するステップと、を、有する
ことを特徴とするレーザ照射方法
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021198934A JP7790117B2 (ja) | 2021-12-08 | 2021-12-08 | レーザ照射装置及びレーザ照射方法 |
| US17/936,071 US12459055B2 (en) | 2021-12-08 | 2022-09-28 | Laser irradiation apparatus and laser irradiation method |
| EP22206911.4A EP4197684A1 (en) | 2021-12-08 | 2022-11-11 | Laser irradiation apparatus and laser irradiation method |
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| JP2021198934A JP7790117B2 (ja) | 2021-12-08 | 2021-12-08 | レーザ照射装置及びレーザ照射方法 |
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| JP7790117B2 true JP7790117B2 (ja) | 2025-12-23 |
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| CN221952522U (zh) * | 2023-09-12 | 2024-11-05 | 可口可乐公司 | 用于对饮料瓶的瓶身进行激光蚀刻的激光蚀刻系统 |
| CN120382730B (zh) * | 2024-01-29 | 2026-01-27 | 深圳市汉森软件股份有限公司 | 圆柱形物体螺旋打印定位方法、装置、设备及存储介质 |
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| US20020170889A1 (en) | 2001-01-31 | 2002-11-21 | Faitel William M. | Laser welding method and apparatus |
| JP2003290939A (ja) | 2002-03-28 | 2003-10-14 | Sunx Ltd | レーザマーキング装置 |
| JP2011212727A (ja) | 2010-03-31 | 2011-10-27 | Panasonic Electric Works Sunx Co Ltd | レーザ加工装置 |
| WO2020084239A1 (fr) | 2018-10-22 | 2020-04-30 | Tiama | Procede et installation pour le marquage de recipients chauds en verre |
| WO2020189276A1 (ja) | 2019-03-19 | 2020-09-24 | 東洋製罐株式会社 | レーザー刻印装置及びレーザー刻印方法、タブ付き缶蓋の製造装置及び製造方法 |
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| EP4197684A1 (en) | 2023-06-21 |
| US12459055B2 (en) | 2025-11-04 |
| US20230173610A1 (en) | 2023-06-08 |
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