WO2024000806A1 - Appareil de collecte de particules métalliques sur la surface d'un matériau de membrane souple, procédé de collecte et procédé de détection - Google Patents

Appareil de collecte de particules métalliques sur la surface d'un matériau de membrane souple, procédé de collecte et procédé de détection Download PDF

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Publication number
WO2024000806A1
WO2024000806A1 PCT/CN2022/116816 CN2022116816W WO2024000806A1 WO 2024000806 A1 WO2024000806 A1 WO 2024000806A1 CN 2022116816 W CN2022116816 W CN 2022116816W WO 2024000806 A1 WO2024000806 A1 WO 2024000806A1
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WO
WIPO (PCT)
Prior art keywords
metal particles
flexible film
flexible membrane
roller
film material
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Application number
PCT/CN2022/116816
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English (en)
Chinese (zh)
Inventor
刘科
金骋
武亚红
Original Assignee
扬州纳力新材料科技有限公司
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Application filed by 扬州纳力新材料科技有限公司 filed Critical 扬州纳力新材料科技有限公司
Priority to PCT/CN2023/104576 priority Critical patent/WO2024002333A1/fr
Publication of WO2024000806A1 publication Critical patent/WO2024000806A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1486—Counting the particles

Definitions

  • the present invention relates to the technical field of surface detection of flexible membrane materials, and in particular, to a device for collecting metal particles on the surface of flexible membrane materials, a method of collecting metal particles on the surface of flexible membrane materials, and a method of detecting metal particles on the surface of flexible membrane materials.
  • a collection equipment for metal particles on the surface of flexible film materials including a frame, a unwinding roller, a transmission device, a magnetic component, and a winding roller;
  • the transmission device is connected to the frame, and a transmission channel is provided on the transmission device , the transmission channel has a feed end and a discharge end;
  • the unwinding roller and the rewinding roller are respectively connected to the frame, and the unwinding roller is located at the feeding end of the transmission channel for use
  • the winding roller is located at the discharge end of the transmission channel for winding up the flexible film material;
  • the magnetic component is connected to the frame, and the magnetic component is located on the transmission channel.
  • At least one side of the channel is used to adsorb metal particles on the surface of the flexible membrane material.
  • the magnetic component is formed by splicing multiple magnetic blocks in sequence.
  • a guide member is provided on the frame, and the magnetic member is movably connected to the guide member for adjusting the distance between the magnetic member and the transmission channel, thereby adjusting the The distance between the magnetic part and the surface of the flexible membrane.
  • the transmission device includes a guide roller connected to the frame for guiding the flexible film material through the transmission channel.
  • the device for collecting metal particles on the surface of the flexible film material further includes a pressure roller, the pressure roller is movably connected to the frame, and the distance between the pressure roller and the winding roller can be Adjust, and the pressure roller can move to abut the flexible film material on the winding roller.
  • the device for collecting metal particles on the surface of the flexible film material further includes a tension roller, and the tension roller is connected to the frame for adjusting the tension of the flexible film material.
  • a method for collecting metal particles on the surface of flexible membrane materials, using the device for collecting metal particles on the surface of flexible membrane materials described in any of the above embodiments, the collection method includes the following steps:
  • the metal particles on the surface of the flexible film material are absorbed by the magnetic component.
  • the transmission speed of the flexible film material is controlled to be 10 m/min to 100 m/min.
  • the distance between the magnetic component and the surface of the flexible film material is controlled to be 0 mm to 20 mm.
  • the tension of the flexible film material is controlled to be 3N-100N.
  • a method for detecting metal particles on the surface of flexible membrane materials including the following steps:
  • the metal particles on the tape are detected by polarized light.
  • the flexible film material is transported mainly through the cooperation of the unwinding roller, the transmission device, the magnetic parts and the winding roller, and the flexible film material is transported through the unwinding roller and the winding roller respectively.
  • Flexible membrane materials are rolled and unrolled.
  • the metal particles on the surface of the flexible membrane material are adsorbed by magnetic components to collect the metal particles on the surface of the flexible membrane material.
  • the metal particles on the surface of the flexible membrane are collected through the above collection equipment, so that the metal particles on the surface of the flexible membrane are effectively removed, thereby improving the surface condition of the flexible membrane and improving the performance of the flexible membrane.
  • the above-mentioned collection method of metal particles on the surface of flexible membrane materials uses the collection equipment of metal particles on the surface of flexible membrane materials.
  • the operation method is simple and easy, and does not need to rely on complicated equipment and operations. It can reduce the cost of collecting and removing metal particles on the surface of flexible membrane materials, and improve the efficiency of collecting and removing metal particles on the surface of flexible membrane materials.
  • the above-mentioned method for detecting metal particles on the surface of a flexible film material mainly collects the metal particles on the surface of the flexible film material to the surface of the magnetic part through the above-mentioned collection method of metal particles on the surface of the flexible film material, and then transfers the metal particles on the surface of the magnetic part to the tape. , and then detect the metal particles on the tape.
  • the metal particles transferred to the tape serve as metal particles on the surface of the entire flexible membrane material, which can represent the surface state of the entire flexible membrane material, thereby improving the authenticity and reliability of the detection. .
  • the size and quantity of metal particles can be accurately determined by detecting the particles on the tape through polarized light, and more truly reflects the surface state of the flexible membrane material.
  • Figure 1 is a schematic structural diagram of a device for collecting metal particles on the surface of a flexible membrane material in an embodiment of the present invention.
  • connection In the present invention, unless otherwise clearly stated and limited, the terms “installation”, “connection”, “connection”, “fixing” and other terms should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. , or integrated into one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interactive relationship between two elements, unless otherwise specified restrictions. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
  • one embodiment of the present invention provides a device 100 for collecting metal particles on the surface of a flexible membrane material.
  • the equipment 100 for collecting metal particles on the surface of flexible film materials includes a frame 101, an unwinding roller 102, a transmission device, a magnetic component 104 and a rewinding roller 105; the transmission device is connected to the frame 101, and a transmission channel is provided on the transmission device.
  • the channel has a feed end and a discharge end; the unwinding roller 102 and the winding roller 105 are respectively connected to the frame 101, and the unwinding roller 102 is located at the feeding end of the transmission channel for unwinding the flexible film material 200.
  • the roller 105 is located at the discharge end of the transmission channel for winding up the flexible film material 200; the magnetic component 104 is connected to the frame 101, and the magnetic component 104 is located on at least one side of the transmission channel for adsorbing metal on the surface of the flexible film material 200. Particles.
  • the device 100 for collecting metal particles on the surface of the flexible film material in this embodiment mainly uses the cooperation of the unwinding roller 102, the transmission device, the magnetic component 104 and the winding roller 105.
  • the flexible film material 200 is transported through the transmission device.
  • the roller 102 and the winding roller 105 respectively wind and unwind the flexible film material 200 .
  • the metal particles on the surface of the flexible film material 200 are adsorbed by the magnetic member 104 to collect the metal particles on the surface of the flexible film material 200 .
  • the metal particles on the surface of the flexible membrane material 200 are collected through the above collection equipment, so that the metal particles on the surface of the flexible membrane material 200 are effectively removed, thereby improving the surface condition of the flexible membrane material 200 and improving the use of the flexible membrane material 200 performance.
  • the magnetic member 104 when the flexible film material 200 is transported in the transmission channel, the magnetic member 104 is provided on at least one side of the transmission channel to adsorb particles on at least one surface of the flexible film material 200 . In order to improve the adsorption effect of the magnetic components 104 on the particles on the surface of the flexible film, magnetic components 104 are provided on both sides of the transmission channel.
  • the multiple magnetic members 104 there are multiple magnetic members 104, and the multiple magnetic members 104 are respectively disposed on both sides of the transmission channel.
  • the number of magnetic components 104 is 2 to 10.
  • the number of magnetic components 104 may be, but is not limited to, 2, 3, 5, 6, 8, etc.
  • the number of magnetic members 104 is two, and the two magnetic members 104 are respectively disposed on both sides of the transmission channel.
  • the number of magnetic components 104 is an even number, and further optionally, the magnetic components 104 on both sides of the transmission channel are staggered. Further optionally, the magnetic components 104 on both sides of the transmission channel are arranged oppositely one by one.
  • the magnetic component 104 is reversibly connected to the frame 101 .
  • the metal particles adsorbed on the magnetic part 104 can be easily transferred to the tape by turning the magnetic part 104 over.
  • the magnetic component 104 is connected to the rack 101 through snaps (not shown in the figure).
  • the snap connection can facilitate the reversible connection of the magnetic component 104 to the rack 101 .
  • the buckle is a stainless steel buckle.
  • the magnetic member 104 is a permanent magnet or an electromagnet.
  • the magnetic component 104 is a magnetic component 104 with a magnetic field strength of 8000GS to 20000GS.
  • the magnetic field strength of the magnetic component 104 may be, but is not limited to, 8000GS, 1000GS, 12000GS, 15000GS, 18000GS, etc.
  • the magnetic field strength of the permanent magnet is 8000GS ⁇ 12000GS.
  • the magnetic field strength of the electromagnet is 8000GS ⁇ 20000GS.
  • the magnetic component 104 is composed of multiple magnetic blocks spliced in sequence. Specifically, the magnetic component 104 is composed of multiple magnetic blocks sequentially spliced along its length direction. By splicing multiple magnet blocks into the magnetic component 104, a more uniform magnetic field can be obtained and the dead spots of adsorption can be reduced.
  • the number of magnetic blocks is 2 to 10.
  • the number of magnetic blocks may be but is not limited to 2, 3, 5, 6, 8, etc.
  • the length of the magnetic block is 0.1m ⁇ 0.5m.
  • the length of the magnet block may be, but is not limited to, 0.1 mm, 0.2 mm, 0.3 mm, 0.4 mm or 0.5 mm, etc.
  • the plurality of magnet blocks in the magnetic component 104 are the same magnet blocks.
  • the frame 101 is provided with a guide 109, and the magnetic member 104 is movably connected to the guide 109 for adjusting the distance between the magnetic member 104 and the transmission channel, and thereby adjusting the distance between the magnetic member 104 and the flexible film material. 200 distance between surfaces.
  • the guide 109 is a slide rail. At this time, the magnetic component 104 is slidably connected to the guide component 109 .
  • a slide block is provided on the slide rail.
  • the slide block can slide on the slide rail.
  • the magnetic component 104 is fixed on the slide block, and the sliding of the slide block drives the magnetic component 104 along the slide rail. Slide movement.
  • the transmission device includes a guide roller 103, and the guide roller 103 is connected to the frame 101 for guiding the flexible film material 200 through the transmission channel. It can also be understood that the guide roller 103 cooperates with the unwinding roller 102 and the winding roller 105 to form a transmission channel. Further, the number of guide rollers 103 is 1 to 20. For example, the number of guide rollers 103 may be, but is not limited to, 2, 3, 5, 6, 8, 10, 12, 15, 18, etc. Furthermore, there are multiple guide rollers 103 .
  • the shape of the transmission channel can be flexibly designed, thereby adjusting the transmission direction of the flexible film material 200, and at the same time, the stability of the transmission of the flexible film material 200 can be improved.
  • the number of guide rollers 103 is nine, and the flexible film material 200 can be stably transported through the arrangement of nine guide rollers 103 .
  • the device 100 for collecting metal particles on the surface of flexible film materials also includes a pressure roller 106.
  • the pressure roller 106 is movably connected to the frame 101.
  • the distance between the pressure roller 106 and the winding roller 105 is adjustable, and the pressure The roller 106 can move to abut the flexible film material 200 on the winding roller 105 .
  • the pressure roller 106 is provided on the frame 101. When the flexible film material 200 is rolled up, the air between the layers of the flexible film material 200 on the winding roller 105 can be discharged through the extrusion of the pressure roller 106, making the winding process more efficient. Stable and tight.
  • the device 100 for collecting metal particles on the surface of the flexible film material also includes a tension roller 107 , which is connected to the frame 101 for adjusting the tension of the flexible film material 200 .
  • the tension roller 107 Through the arrangement of the tension roller 107, the tension of the flexible film material 200 can be adjusted, so that the flexible film material 200 can be transported and rolled up more smoothly.
  • the device 100 for collecting metal particles on the surface of flexible film materials also includes a backup roller 108 , which is connected to the frame 101 for replacing the guide roller 103 .
  • the spare roller 108 is used to replace the guide roller 103 so that the device 100 for collecting metal particles on the surface of the flexible film material can work stably.
  • the flexible film material 200 can be transported normally while maintaining On the basis of reducing the use of rollers.
  • ceramic bearings are selected as the bearings in the equipment.
  • protective covers are installed on worn rotating parts to further reduce the impact of particles generated during equipment operation on collection and detection.
  • the device 100 for collecting metal particles on the surface of the flexible film material is a device for collecting magnetic particles on the surface of the flexible film material 200 .
  • the magnetic particles are particles that can be adsorbed by the magnetic member 104 .
  • Another embodiment of the present invention provides a method for collecting metal particles on the surface of flexible membrane material 200 .
  • the collection method uses the above-mentioned collection device 100 for metal particles on the surface of flexible film materials.
  • the collection method includes the following steps: install the roll-shaped flexible film material 200 on the unwinding roller 102 to unwind, and transfer the flexible film material 200 to the unwinding roller 102 through a transmission device.
  • the winding roller 105 winds up; the magnetic part 104 absorbs the metal particles on the surface of the flexible film material 200 .
  • this collection method is simple and easy to operate and does not need to rely on complicated equipment and operations. It can reduce the cost of collecting and removing metal particles on the surface of the flexible membrane material 200 and improve flexibility. The efficiency of collecting and removing metal particles on the surface of the membrane material 200.
  • the transmission speed of the flexible membrane 200 is controlled to be 10 m/min to 100 m/min.
  • the transmission speed can be designed according to the production plan, order arrangement, etc.
  • the transmission speed of the flexible membrane material 200 is controlled to be 10m/min, 30m/min, 50m/min, 60m/min, 80m/min or 90m/min, etc.
  • the distance between the magnetic component 104 and the surface of the flexible film material 200 is controlled to be 0 mm to 20 mm.
  • the magnetic field strength of the magnetic component 104 gradually weakens from near to far.
  • the distance between the magnetic part 104 and the surface of the flexible membrane 200 mainly depends on the flatness of the flexible membrane 200. The distance must be small and the magnetic part 104 must not touch the surface of the flexible membrane 200.
  • control the distance between the magnetic component 104 and the surface of the flexible film material 200 to be 1 mm, 5 mm, 8 mm, 10 mm, 15 mm or 18 mm, etc.
  • the distance between the control magnetic component 104 and the surface of the flexible film material 200 is 2 mm to 5 mm.
  • the tension of the flexible membrane 200 is controlled to be 3N to 100N.
  • the tension of the flexible membrane material 200 is controlled to be 5N, 10N, 20N, 50N or 80N, etc.
  • Another embodiment of the present invention provides a method for detecting metal particles on the surface of flexible membrane material 200 .
  • the method for detecting metal particles on the surface of the flexible film material 200 includes the following steps: using the above collection method to collect the metal particles on the surface of the flexible film material 200; transferring the metal particles adsorbed by the magnetic member 104 to the tape; and detecting the metal particles on the tape. .
  • the particles on the surface of the flexible film material 200 are mainly collected to the surface of the magnetic part 104 through the above-mentioned method of collecting metal particles on the surface of the flexible film material 200, and then the metal particles on the surface of the magnetic part 104 are transferred to the tape, and then the Metal particles on the tape are detected.
  • the metal particles transferred to the tape serve as metal particles on the surface of the entire flexible film material 200, which can represent the surface state of the entire flexible film material 200, thereby improving the authenticity of the detection. and reliability.
  • the above-mentioned method for detecting metal particles on the surface of the flexible film material 200 has a wide range of applications, and can obtain relatively accurate test results for both transparent and opaque flexible film materials 200 .
  • the traditional method mainly uses the scanning electron microscope method and the CCD surface defect detection method.
  • the scanning electron microscope method is to cut the test object from the roll to make a 3mm ⁇ 5mm electron microscope sample, place it on the test sample stage, and use a narrow high-energy electron beam focused by the electron microscope to scan the sample. It interacts with matter to stimulate various physical information. This information is collected, amplified, and re-imaged to characterize the microscopic morphology of the matter.
  • the electron microscope system is equipped with the EDS elemental analysis function to analyze the elemental composition of the microscopic surface matter. Whether the surface contains metal particles.
  • the CCD surface defect detection method is aimed at film materials with high light transmittance.
  • the system adopts the transmission lighting detection method for detection, that is, the light source is below the film and the camera captures images above the film.
  • the system collects the production line operating status information in real time through the encoder and starts detection.
  • the system uses the images collected by the camera to process defects through SIMV image analysis software. Because the defects and normal product images are obviously different on the gray scale. Differences allow the system to detect defects and determine the size, location, type and other information of the defects through further calculation and analysis.
  • This CCD surface defect detection method has a narrow application range.
  • the main inspection object is light-transmitting materials, and the application range is narrow. It cannot be used for opaque materials such as copper foil and aluminum foil.
  • the metal particles on the tape are detected by polarized light.
  • the size and quantity of the metal particles can be accurately determined, and the surface state of the flexible membrane material 200 can be more truly reflected.
  • the physical properties of the metal surface determine that light cannot enter the metal material, and it will reflect the incident light like a mirror. After the incident light is reflected by the metal surface, the reflected light has the same vibration direction as the incident light; after the incident light passes through the non-metallic material, its vibration direction will change (the main reason is that the light enters the interior of the non-metallic material) and passes through the non-metallic material.
  • the reflected light that comes out after entering the non-metallic material is no longer polarized, and its direction will also change.
  • polarized light can enter the camera through polarizers with the same direction.
  • the two polarizers are in a cross position (one of them is rotated 90 degrees), the polarized reflected light cannot pass through the second polarizer.
  • the metal particles are black in the cross state, so as to determine whether they are metal particles, as well as their size and quantity, and more truly reflect the surface state of the flexible membrane material 200 .
  • a JOMES polarized light testing instrument to detect the particles on the tape.
  • the tape includes Mylar tape, transparent tape, double-sided tape or PP tape.
  • the tape is Mylar tape.
  • the Mylar tape is cut into a square with a width of 5 mm ⁇ 5 mm, and the particles are transferred by moving 4 cm each time, and the adhesion is repeated three times at each position.
  • the tape is used to transfer the metal particles adsorbed by the magnetic component 104 in a sticky manner.
  • the requirements for particle transfer meet the following two requirements: the number of the second sticking is less than 30% of the sum of the previous two times, and the number of the last sticking is less than 10% of the sum of all previous times.

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Abstract

La présente invention concerne un appareil de collecte (100) pour des particules métalliques sur une surface d'un matériau de membrane souple (200), un procédé de collecte et un procédé de détection. Dans l'appareil de collecte (100) pour les particules métalliques sur la surface du matériau de membrane souple (200), le matériau de membrane souple (200) est transmis par un dispositif de transmission principalement au moyen de la coopération d'un rouleau de déroulement (102), du dispositif de transmission, d'un élément magnétique (104) et d'un rouleau d'enroulement (105), et le matériau de membrane souple (200) est respectivement enroulé et déroulé au moyen du rouleau de déroulement (102) et du rouleau d'enroulement (105). Pendant la transmission du matériau de membrane souple (200), les particules métalliques sur la surface du matériau de membrane flexible (200) sont adsorbées au moyen de l'élément magnétique (104), de façon à collecter les particules métalliques sur la surface du matériau de membrane souple (200). De plus, les particules métalliques sur la surface du matériau de membrane souple (200) sont collectées au moyen de l'appareil de collecte (100), de telle sorte que les particules métalliques sur la surface du matériau de membrane souple (200) sont efficacement éliminées, ce qui permet d'améliorer l'état de surface du matériau de membrane souple (200), et d'améliorer les performances d'utilisation du matériau de membrane souple (200).
PCT/CN2022/116816 2022-06-30 2022-09-02 Appareil de collecte de particules métalliques sur la surface d'un matériau de membrane souple, procédé de collecte et procédé de détection WO2024000806A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/104576 WO2024002333A1 (fr) 2022-06-30 2023-06-30 Dispositif de collecte, procédé de collecte et procédé de détection de particules métalliques magnétiques sur des surfaces de matériau de film flexible

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CN202210759828.XA CN115106191A (zh) 2022-06-30 2022-06-30 柔性膜材表面金属颗粒的收集设备、收集方法和检测方法
CN202210759828.X 2022-06-30

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WO2024000806A1 true WO2024000806A1 (fr) 2024-01-04

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024002333A1 (fr) * 2022-06-30 2024-01-04 扬州纳力新材料科技有限公司 Dispositif de collecte, procédé de collecte et procédé de détection de particules métalliques magnétiques sur des surfaces de matériau de film flexible

Citations (7)

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Publication number Priority date Publication date Assignee Title
FR2671494A1 (fr) * 1991-01-10 1992-07-17 Andrin Fils Ets G Separateur magnetique de particules en metal non ferreux.
US20040227938A1 (en) * 2003-05-14 2004-11-18 Lockheed Martin Corporation System and method of aerosolized agent capture and detection
CN102596416A (zh) * 2009-10-30 2012-07-18 斯奈克玛 回收磁性塞上被捕集的磁微粒的装置和方法
CN103991732A (zh) * 2014-05-26 2014-08-20 苏州百骐电子材料有限公司 加热式电子薄膜收卷装置
CN105035812A (zh) * 2015-06-10 2015-11-11 东莞市途锐机械有限公司 多工位全自动中心表面卷取机
CN105579830A (zh) * 2013-09-24 2016-05-11 奥林巴斯软成像解决方案公司 用于光学地确定粒子特性的设备和方法
CN215354799U (zh) * 2021-05-17 2021-12-31 宁德卓高新材料科技有限公司 复合功能复卷机

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2671494A1 (fr) * 1991-01-10 1992-07-17 Andrin Fils Ets G Separateur magnetique de particules en metal non ferreux.
US20040227938A1 (en) * 2003-05-14 2004-11-18 Lockheed Martin Corporation System and method of aerosolized agent capture and detection
CN102596416A (zh) * 2009-10-30 2012-07-18 斯奈克玛 回收磁性塞上被捕集的磁微粒的装置和方法
CN105579830A (zh) * 2013-09-24 2016-05-11 奥林巴斯软成像解决方案公司 用于光学地确定粒子特性的设备和方法
CN103991732A (zh) * 2014-05-26 2014-08-20 苏州百骐电子材料有限公司 加热式电子薄膜收卷装置
CN105035812A (zh) * 2015-06-10 2015-11-11 东莞市途锐机械有限公司 多工位全自动中心表面卷取机
CN215354799U (zh) * 2021-05-17 2021-12-31 宁德卓高新材料科技有限公司 复合功能复卷机

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