WO2021237413A1 - 激光打标装置 - Google Patents
激光打标装置 Download PDFInfo
- Publication number
- WO2021237413A1 WO2021237413A1 PCT/CN2020/092115 CN2020092115W WO2021237413A1 WO 2021237413 A1 WO2021237413 A1 WO 2021237413A1 CN 2020092115 W CN2020092115 W CN 2020092115W WO 2021237413 A1 WO2021237413 A1 WO 2021237413A1
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- WIPO (PCT)
- Prior art keywords
- laser
- drive
- lifting
- carrier
- laser marking
- Prior art date
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- 238000010330 laser marking Methods 0.000 title claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000013519 translation Methods 0.000 claims description 27
- 230000003287 optical effect Effects 0.000 claims description 10
- 230000000007 visual effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Classifications
-
- 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
Definitions
- This application belongs to the field of laser processing technology, specifically, a laser marking device.
- the workpiece when performing laser marking on different sides of the workpiece, the workpiece needs to be disassembled and adjusted in position. The operation is cumbersome, the adjustment accuracy is poor, time-consuming and labor-intensive, and the workpiece cannot be laser-marked well. .
- the present application provides a laser marking device.
- the base includes a bottom plate and a bracket connected to the bottom plate;
- the laser marking assembly is installed on the bracket and used to output laser to mark the workpiece
- the moving mechanism is arranged on the bottom plate;
- a rotating mechanism is connected to the moving mechanism and is capable of translational movement and/or lifting movement under the drive of the moving mechanism;
- the rotating mechanism includes a rotating drive member and a linkage member, and the linkage member is connected to the rotation
- the driving member is connected and can rotate under the driving of the rotary driving member;
- a carrier is used to carry the workpiece, and the carrier is connected to the linkage, so that when the rotation driving member drives the linkage to rotate, the linkage drives the carrier to rotate.
- Figure 1 is an axonometric view of the laser marking device in this embodiment (including the cabinet);
- Figure 2 is an axonometric view of the laser marking device in this embodiment (not including the cabinet);
- Figure 3 is an axonometric view of the moving mechanism in the laser marking device shown in Figure 2;
- Figure 4 is an axonometric view of the laser marking assembly in the laser marking device shown in Figure 2;
- FIG. 5 is a schematic diagram of the optical path of the optical path module shown in FIG. 4.
- the laser marking device will be described below in a more comprehensive manner with reference to the relevant drawings.
- a preferred embodiment of the laser marking device is shown in the drawings.
- the laser marking device can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the laser marking device more thorough and comprehensive.
- Figures 1 and 2 show a laser marking device in an embodiment of the present invention.
- the laser marking device in an embodiment includes a base 100, a laser marking assembly 200, and a moving mechanism 300 , Rotating mechanism 400 and carrier 500.
- the base 100 includes a bottom plate 110 and a bracket 120 connected to the bottom plate 110.
- the laser marking assembly 200 is installed on the bracket 120 and is used for outputting laser to mark a workpiece.
- the moving mechanism 300 is provided on the bottom plate 110.
- the rotating mechanism 400 is connected to the moving mechanism 300, and is capable of translational movement and/or lifting movement under the driving of the moving mechanism 300.
- the rotating mechanism 400 includes a rotating driving member (not shown) and a linking member 410.
- the linking member 410 is connected to the rotating driving member, and the linking member 410 can rotate under the driving of the rotating driving member.
- the carrier 500 is used to carry a workpiece, and the carrier 500 is connected to the linkage 410.
- the rotation driving member drives the linkage 410 to rotate
- the linkage 410 drives the carrier 500 to rotate.
- the rotating mechanism 400 can drive the linkage 410 to drive the carrier 500 to rotate, the workpiece on the carrier 500 can rotate together with the carrier 500.
- the position of the workpiece can be adjusted without unloading the workpiece, so as to meet the needs of the laser marking assembly 200 for marking different sides of the workpiece, effectively improving operation convenience, improving processing efficiency, and saving costs.
- the rotary drive member is installed with its axis of rotation horizontal, so that when the rotary drive member drives the linkage member 410 to rotate, the axis on which the linkage member 410 drives the carrier 500 to rotate is also horizontal. With the rotation of the carrier 500, different surfaces of the workpiece will be exposed to the marking area of the laser marking assembly 200, thereby meeting the requirements of the laser marking assembly 200 for marking different surfaces of the workpiece.
- the workpiece may be a printed antenna.
- the printed antenna means that the antenna circuit is printed on the surface of the substrate, and the substrate may be a printed circuit board.
- the area of the substrate used is usually larger than the actual area that needs to be used. After the antenna circuit is printed on the substrate, the excess part of the substrate is trimmed by laser marking. Until the required design size is reached, the accuracy and consistency of the printed antenna can be better guaranteed.
- the bracket 120 includes a cross beam 121 and two uprights 122.
- the two uprights 122 are fixedly connected to the bottom plate 110 and arranged side by side at intervals.
- the crossbeam 121 spans between the two uprights 122.
- the laser marking assembly 200 is installed on the beam 121, so that when the moving mechanism 300 is installed on the bottom plate 110, the laser marking assembly 200 will be located above the moving mechanism 300, which can be adapted to the laser marking assembly 200 for marking the workpiece. As required, this arrangement can make the mechanisms of the laser marking device more compact, and will not cause the laser marking assembly 200 and the moving mechanism 300 to interfere with each other.
- the moving mechanism 300 includes a lift assembly 310 and a first translation assembly 320.
- the first translation assembly 320 is connected to the lift assembly 310.
- the linkage 410 is installed on the lift assembly 310. Since the carrier 500 is connected to the linkage 410, The lifting assembly 310 can drive the carrier 500 to move up and down, and the first translation assembly 320 can drive the carrier 500 to move in translation, which is convenient for quickly adjusting the workpiece carried by the carrier 500 to the marking station.
- the linkage 410 is connected to a member of the lifting assembly 310.
- the lifting assembly 310 includes a lifting drive (not shown), a lifting slide 311 and a lifting slide 312, and the linkage 410 is connected to the lifting slide 311.
- the lifting slide 311 is slidably connected to the lifting slide 312, the lifting drive can drive the lifting slide 311 to slide along the lifting slide 312, and the lifting slide 311 drives the linkage 410 along the vertical direction (that is, as shown in Figure 3). (Showing the Z direction) lifting movement, so that the workpiece carried by the carrier 500 on the linkage 410 can move up and down in the vertical direction.
- the lifting drive member is a motor or an air cylinder.
- the first translation assembly 320 includes a first driving member (not shown), a first sliding block 321 and a first sliding rail 322, and the lifting assembly 310 is connected to the first sliding block 321 superior.
- the lifting slide 312 is connected to the first slide 321
- the first slide 321 is slidably connected to the first slide 322, and the first slide 322 extends along the first direction (ie, the X direction shown in FIG. 3)
- the first driving member can drive the first sliding block 321 to slide along the first sliding rail 322, so that the first sliding block 321 drives the lifting assembly 310 to move in translation in the first direction.
- the lifting assembly 310 can drive the carrier 500 to move up and down in the vertical direction, the workpiece carried by the carrier 500 on the lifting assembly 310 can translate in the first direction and move up and down in the vertical direction, so that the workpiece can move to a suitable position. Position, adapt to the needs of laser marking.
- the first driving member is a motor or an air cylinder.
- the moving mechanism 300 further includes a second translation component 330.
- the first translation component 320 is connected to the second translation component 330 and is respectively used to drive the carrier 500 to perform translation movement in two different directions. It is convenient to freely adjust the position of the workpiece and improve the processing accuracy of the workpiece.
- the first translation assembly 320 is mounted on the moving member of the second translation assembly 330.
- the second translation assembly 330 includes a second driving member, a second sliding block, and a second sliding rail (not shown) ,
- the first translation assembly 320 is connected to the second sliding block.
- the second sliding block is slidably connected to the second sliding rail
- the second sliding rail is fixed to the bottom plate 110 and extends in the second direction (ie, the Y direction shown in FIG. 3)
- the second driving member can drive the second sliding rail.
- the block slides along the second sliding rail, so that the second sliding block drives the first translation assembly 320 to translate in a second direction, and the second direction is perpendicular to the first direction.
- the workpiece carried by the carrier 500 on the lifting component 310 can translate in the first direction and the second direction to move the workpiece to a suitable position. , To meet the needs of laser marking.
- the second driving member is a motor or an air cylinder.
- the rotation mechanism 400 includes a rotation driving member and a linkage member 410, the linkage member 410 is connected to the lifting slider 311, the carrier 500 is connected to the linkage member 410, and the rotation driving member can drive the linkage member 410 to rotate to make the linkage
- the piece 410 drives the carrier 500 to rotate.
- the rotating drive member is a rotating cylinder or a motor.
- the rotation axis of the rotating drive member is the axis extending along the X direction shown in FIG. 3.
- the linkage 410 includes a turntable, and the rotating drive is a rotating motor.
- the turntable is connected to the output shaft of the rotating motor.
- the rotating drive can drive the turntable to rotate, so that the turntable drives the workpiece on the carrier 500 to rotate.
- the linkage 410 includes a driving wheel and a driven wheel.
- the driving wheel and the driven wheel are synchronously connected in transmission.
- the carrier 500 is fixedly connected to the driven wheel.
- the driving wheel rotates synchronously, so that the driven wheel drives the workpiece on the carrier 500 to rotate.
- the driving wheel and the driven wheel can be connected by a synchronous belt synchronous transmission.
- the linkage 410 further includes a chain, and gears are arranged on the outer circumference of the driving wheel and the driven wheel, and the synchronous rotation of the driving wheel and the driven wheel is realized through the cooperation of the chain and the gear.
- the linkage 410 includes a rack and a pinion shaft that mesh with each other.
- the rotating drive member can drive the rack to reciprocate linearly, and make the rack and pinion meshing drive the pinion shaft to rotate around the axis of the pinion shaft, so that the pinion shaft drives the gear shaft.
- the workpiece on the carrier rotates, the rotation angle is easy to control and the structure is simple.
- the workpiece carried by the carrier 500 is driven by the moving mechanism 300 to move to the marking station. At this time, the workpiece is in the first orientation, and the laser marking assembly 200 performs laser marking on the first surface of the workpiece;
- the linkage member 410 is driven to rotate by the rotation angle a by the rotating driving member, and the linkage member 410 drives the rotation angle a of the workpiece carried by the carrier 500 to switch the workpiece to the second orientation, and the laser marking assembly 200 performs Laser Marking;
- the workpiece is a rectangular parallelepiped, one surface of the workpiece is fixed on the carrier 500, and the angle a is 90 degrees.
- the rotation driving member drives the linkage member 410 to rotate 90 degrees each time, so that the linkage member 410 drives the carrier 500 to switch.
- the laser marking assembly 200 can perform laser marking on three sides of the workpiece.
- the workpiece may also be cylindrical or other irregular shapes, and the angle a may be other than 90 degrees.
- the carrier 500 is provided with a loading slot, the workpiece is partially clamped in the loading slot and the part to be marked is exposed outside the loading slot, so that the workpiece can be fixed on the carrier 500 without hindering the processing of the workpiece .
- the workpiece is sucked and fixed to the carrier 500 by a vacuum suction method.
- the above-mentioned laser marking device further includes an adapter plate 600, which is fixedly connected to the linkage 410 and extends in a horizontal direction, and the carrier 500 is connected to the adapter plate 600 to facilitate the carrier 500 assembly and disassembly.
- the laser marking assembly 200 includes a laser 210, an optical path module 220, and a marking head 230.
- the laser 210 is used to emit laser light.
- the laser can be incident on the marking head 230 through the optical path module 220.
- the marking head The laser beam emitted by 230 can irradiate the workpiece.
- the optical path module 220 includes a beam expander 221, a galvanometer 222, a field lens 223, and a first mirror 224.
- the laser light emitted by the laser 210 is expanded by the beam expander 221 and then vibrated
- the mirror 222 is deflected to be incident on the field lens 223.
- the field lens 223 is used to focus the light beam and form a linear laser beam.
- the linear laser beam is deflected by the first reflecting mirror 224 to irradiate the surface of the workpiece.
- the beam expander 221 is located between the laser 210 and the marking head 230
- the field lens 223 is located outside the marking head 230
- the first reflector 224 is located between the marking head 230 and the carrier 500
- the galvanometer 222 is located in the marking head 230.
- the laser 210 is a continuous laser 210. In other embodiments, the laser 210 may also be a semiconductor laser 210 or a carbon dioxide laser 210.
- the optical path module 220 further includes a second reflector 225, which is located between the laser 210 and the beam expander 221, and the laser light emitted by the laser 210 is deflected by the second reflector 225 and is incident on the beam expander 221.
- the second reflecting mirror 225 By setting the second reflecting mirror 225 in order to change the propagation direction of the laser light, the laser light can be incident on the beam expander mirror 221 exactly.
- the above-mentioned laser marking device also includes a visual alignment system 700 and a controller (not shown).
- the visual alignment system 700 is electrically connected to the controller.
- the first mirror 224 is a half mirror. , So that the visual alignment system 700 can recognize the position of the workpiece through the first mirror 224 and generate a detection signal.
- the controller can adjust the galvanometer 222 to make The laser emitted by the laser is irradiated to the corresponding position of the workpiece.
- the visual alignment system 700 includes a CCD alignment lens 710 and a mounting base 720, the mounting base 720 is fixedly connected to the base plate 110, the CCD alignment lens 710 is connected to the mounting base 720, and the CCD alignment lens 710 is located on the first mirror 224 above.
- the above-mentioned laser marking device also includes a cabinet 800, and the cabinet 800 is provided with a cavity (not shown) to accommodate the base 100, the laser marking assembly 200, the moving mechanism 300, the rotating mechanism 400, and the carrier 500.
- the cabinet 800 can protect each component.
- the cabinet 800 is provided with an automatic door 810, which can be opened by the computer system, thereby exposing the cavity, facilitating the overhaul or maintenance of the components in the cabinet 800, saving labor costs .
- the above laser marking device further includes a cooling mechanism 900, which is arranged outside the cabinet 800 and connected to the laser 210 to ensure that the working temperature of the laser 210 is within the normal range and prevent the laser 210 from being burned out due to excessive temperature.
- a cooling mechanism 900 which is arranged outside the cabinet 800 and connected to the laser 210 to ensure that the working temperature of the laser 210 is within the normal range and prevent the laser 210 from being burned out due to excessive temperature.
- the cooling mechanism 900 includes cooling water and a circulation pipe, and the circulation pipe is connected to the laser 210 and used to cool the laser 210.
- the rotating mechanism 400 can drive the linkage 410 to drive the carrier 500 to rotate, the workpiece on the carrier 500 can rotate together with the carrier 500.
- the position of the workpiece can be adjusted without unloading the workpiece, so as to meet the needs of the laser marking assembly 200 for marking different sides of the workpiece, effectively improving operation convenience, improving processing efficiency, and saving costs.
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Abstract
Description
Claims (11)
- 一种激光打标装置,其特征在于,包括:基座,包括底板及连接于所述底板上的支架;激光打标组件,安装于所述支架并用于输出激光对工件打标;移动机构,设于所述底板;旋转机构,与所述移动机构相连接,且在所述移动机构的驱使下能够平移运动和/或升降运动;所述旋转机构包括旋转驱动件及联动件,所述联动件与所述旋转驱动件相连接,且在所述旋转驱动件的驱使下能够旋转运动;以及载具,用于承载所述工件,所述载具连接于所述联动件,以在所述旋转驱动件驱使所述联动件旋转运动时,所述联动件带动所述载具旋转运动。
- 根据权利要求1所述的激光打标装置,其特征在于,所述联动件包括转盘,所述旋转驱动件为旋转电机,所述转盘与所述旋转电机的输出轴相连接。
- 根据权利要求1所述的激光打标装置,其特征在于,所述联动件包括主动轮及从动轮,所述主动轮与所述从动轮同步传动连接,所述载具固定连接于所述从动轮,所述旋转驱动件能够驱使所述主动轮转动。
- 根据权利要求1所述的激光打标装置,其特征在于,所述联动件包括相互啮合的齿条及齿轮轴,所述旋转驱动件能够驱使所述齿条往复直线运动,并使得所述齿条啮合传动所述齿轮轴绕所述齿轮轴的轴线旋转运动,所述载具与所述齿轮轴固定连接。
- 根据权利要求1所述的激光打标装置,其特征在于,所述移动机构包括第一平移组件及升降组件,所述联动件安装于所述升降组件,所述第一平移组件与所述升降组件相连接,所述升降组件用于带动所述载具平移运动,所述第一平移组件用于带动所述载具升降运动。
- 根据权利要求5所述的激光打标装置,其特征在于,所述升降组件包括升降驱动件、升降滑块及升降滑轨,所述联动件连接于所述升降滑块,所 述升降滑块滑动连接于所述升降滑轨,所述升降驱动件驱使所述升降滑块沿所述升降滑轨滑动,所述第一平移组件连接于所述升降滑轨。
- 根据权利要求6所述的激光打标装置,其特征在于,所述移动机构还包括第二平移组件,所述第一平移组件与所述第二平移组件相连接并分别用于带动所述载具沿两个不同的方向平移运动。
- 根据权利要求7所述的激光打标装置,其特征在于,还包括如下中的至少一项:所述第一平移组件包括第一驱动件、第一滑块及第一滑轨,所述第一滑轨连接于所述升降滑块,所述第一滑块滑动连接于所述第一滑轨,所述第一驱动件能够驱使所述第一滑块沿所述第一滑轨滑动;所述第二平移组件包括第二驱动件、第二滑块及第二滑轨,所述第二滑轨沿第二方向延伸,所述第二滑块滑动连接于所述第二滑轨,所述第二驱动件能够驱使所述第二滑块沿所述第二滑轨滑动。
- 根据权利要求1所述的激光打标装置,其特征在于,所述激光打标组件包括激光器、光路模块及打标头,所述激光器用于发射激光,所述激光能够经所述光路模块入射至所述打标头,所述打标头所出射的激光能够照射至所述工件。
- 根据权利要求9所述的激光打标装置,其特征在于,所述光路模块包括扩束镜、振镜、场镜及第一反射镜,所述扩束镜位于所述激光器及所述打标头之间,所述振镜设于所述打标头内,所述场镜设于所述打标头外,所述第一反射镜位于所述打标头及所述载具之间,所述激光器发射的激光经所述扩束镜进行扩束,且经所述振镜而入射至所述场镜,并经所述第一反射镜偏转而照射于所述工件。
- 根据权利要求10所述的激光打标装置,其特征在于,还包括视觉对位***和控制器,所述视觉对位***与所述控制器电信号连接,所述第一反射镜为半透半反镜,以使得所述视觉对位***能够透过所述第一反射镜对所述工件的位置进行识别,并生成检测信号,所述控制器接收到所述视觉对位 ***的检测信号后能够调控所述振镜,以使得所述激光器所出射的激光照射所述工件的相应位置。
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CN114654103A (zh) * | 2022-05-26 | 2022-06-24 | 江苏觅科激光设备有限公司 | 一种全自动激光打标机 |
CN114850689A (zh) * | 2022-06-01 | 2022-08-05 | 创轩(南京)激光智能科技有限公司 | 一种基于单片机的便携式打标机 |
CN114872453A (zh) * | 2022-06-01 | 2022-08-09 | 三角轮胎股份有限公司 | 对窄断面轮胎动平衡均匀性检测之后的自动打标方法 |
CN115157872A (zh) * | 2022-08-12 | 2022-10-11 | 浙江弘宇激光设备有限公司 | 具有识别功能的双头激光打标机 |
CN115980071A (zh) * | 2023-03-17 | 2023-04-18 | 中科慧远视觉技术(北京)有限公司 | 视觉检测机构和检测设备 |
CN116604174A (zh) * | 2023-05-12 | 2023-08-18 | 苏州智巨源自动化科技有限公司 | 铝边框激光打标机 |
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