CN115416286A - Ultrasonic curing micro-imprinting forming method and device - Google Patents
Ultrasonic curing micro-imprinting forming method and device Download PDFInfo
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- CN115416286A CN115416286A CN202210843480.2A CN202210843480A CN115416286A CN 115416286 A CN115416286 A CN 115416286A CN 202210843480 A CN202210843480 A CN 202210843480A CN 115416286 A CN115416286 A CN 115416286A
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- 238000000465 moulding Methods 0.000 claims description 14
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 13
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/214—Doctor blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/218—Rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
- B33Y70/10—Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
Abstract
The application relates to an ultrasonic curing micro-imprinting forming method and a device, wherein a master structure of a target microstructure is prefabricated and processed on the surface of a working end of an ultrasonic printing head, a thermosetting liquid material coated on a substrate is subjected to ultrasonic curing processing through the ultrasonic printing head, the working end of the ultrasonic printing head is contacted with the liquid level of the liquid material on the substrate during processing, and in the ultrasonic micro-imprinting forming process, ultrasonic can cure and form the liquid material, promote the liquid material to flow, fully fill the microstructure and ensure that the forming precision of the microstructure is high; the method has the advantages of high efficiency, high precision, low cost, energy conservation, environmental protection, convenient operation and low requirement on environmental conditions; the solidification impression forming can be realized only by processing the micro-structure array on the end face of the ultrasonic printing head, the batch continuous forming can be realized, the pattern can be quickly changed by subsequently replacing the ultrasonic printing head, the operation is simple and convenient, the processing efficiency is greatly improved, and the processing cost is reduced.
Description
Technical Field
The invention relates to the field of impression forming, in particular to an ultrasonic curing micro-impression forming method and device.
Background
The polymer imprinting forming is a new pattern copying technology and is a rapid forming method, microstructures with different characteristic sizes and shapes are created on the surface of the polymer imprinting forming according to the performances of different polymer materials, different functional characteristics are added to the materials, and the polymer imprinting forming method has the advantages of being simple in equipment, convenient to operate, low in cost and the like.
At present, micro-imprinting is mainly divided into hot imprinting, ultraviolet imprinting and micro-contact imprinting. However, current microembossing techniques have certain limitations:
1. a large amount of energy is consumed in the forming process of hot stamping, and the base material is easy to warp and deform after being heated and cooled, so that the forming quality is influenced;
2. the ultraviolet imprinting equipment is expensive, needs to be operated in a clean room environment, needs a large amount of materials to be built, occupies a large amount of space, can only mold ultraviolet-curable resin materials, and has the problems of few types of selectable materials, high cost and low space utilization rate; ultraviolet imprinting does not need heating, bubbles are difficult to discharge, defects can be caused, and the synchronism of the light-emitting lamp tube and the imprinting head is poor, so that the imprinting effect is poor;
3. although the micro-contact imprinting can realize high-resolution imprinting, the micro-contact imprinting has the advantages of high technical difficulty, high cost, large amount of chemical reagents, three-waste pollution danger and inapplicability to wide application.
Disclosure of Invention
The invention aims to provide an ultrasonic curing micro-imprinting forming method and device aiming at the defects.
The technical scheme adopted by the invention for solving the technical problems is that an ultrasonic curing micro-imprinting forming method is provided, a master plate structure of a target microstructure is prefabricated and processed on the surface of a working end of an ultrasonic printing head, a thermosetting liquid material coated on a substrate is subjected to ultrasonic curing processing through the ultrasonic printing head, and the working end of the ultrasonic printing head is contacted with the liquid level of the liquid material on the substrate during processing;
the concrete forming steps are as follows:
s1: coating a liquid material on a substrate;
s2: moving the substrate subjected to the coating treatment to a forming processing position below the ultrasonic printing head;
s3: the ultrasonic printing head moves downwards to enable the working end of the ultrasonic printing head to be in contact with the liquid level of the liquid material on the substrate;
s4: starting the ultrasonic printing head, and carrying out ultrasonic curing molding on the liquid material on the substrate;
s5: and (4) after the solidification and the forming are finished, the ultrasonic printing head is closed after the ultrasonic printing head is moved out, and the solidified microstructure part is recovered.
Further, in step S1, the liquid material is loaded in a material box, and a flow control valve and a switch valve are sequentially installed at a discharge port of the material box.
Further, in step S1, after the liquid material is coated on the substrate, a coating process is performed, wherein the coating process is roll coating, brush coating, dip coating, curtain coating, spray coating or knife coating.
Furthermore, the ultrasonic printing head is electrically connected with an ultrasonic generator, and the ultrasonic generator is communicated with a power supply.
Further, the thermosetting liquid material is thermosetting resin or composite material, and is liquid at normal temperature.
Further, the thermosetting liquid material is polydimethylsiloxane, methyl acrylate, methyl methacrylate, epoxy resin, polyester resin, vinyl ester, resin-based metal composite material or resin-based fiber composite material.
The technical scheme adopted by the invention for solving the technical problems is that the invention provides an ultrasonic curing micro-imprinting forming device, which comprises a conveying device and a recovery device which are sequentially arranged on a frame, wherein a feeding device, a leveling device and an ultrasonic imprinting device are sequentially arranged on the frame above the conveying device along the conveying direction;
the conveying device is a conveying belt, and the substrate is placed on the conveying belt for conveying;
the recovery device is a winding roller driven by a motor to rotate, and the substrate bypasses the winding roller;
the coating device is a scraper or a coating roller, and at least one coating device is arranged at intervals along the conveying direction;
the feeding device is a feed box, and a discharge port at the lower end of the feed box is sequentially provided with a flow regulating valve and a switch valve;
the ultrasonic stamping device comprises a lifting module and an ultrasonic printing head, wherein the ultrasonic printing head is arranged at the lifting end of the lifting module, the lifting module is arranged on a rack, and a master plate structure of a target microstructure is prefabricated and processed on the surface of the working end of the ultrasonic printing head.
Furthermore, the lifting end of the lifting module is provided with a clamp for clamping the ultrasonic printing head.
Furthermore, the ultrasonic printing head is electrically connected with an ultrasonic generator, and the ultrasonic generator is communicated with a power supply.
Compared with the prior art, the invention has the following beneficial effects: the curing material is a thermosetting material which is liquid at room temperature, has good fluidity and is easy to form, and can fully fill a microstructure cavity; the thermosetting material directly realizes the solidification molding of the microstructure under the action of the microstructure array of the ultrasonic printing head; the curing process can be completed under the action of ultrasonic waves, and the forming speed is high; the ultrasonic curing temperature is lower, so that the warping deformation is reduced; the ultrasonic imprinting synchronism is good, and the imprinting quality is high; the method has the advantages of high efficiency, high precision, low cost, energy conservation, environmental protection, convenient operation, low requirement on environmental conditions and the like, and solves the problems in the processes of hot embossing, ultraviolet embossing and micro-contact embossing; the solidification impression forming can be realized only by processing the microstructure array on the end face of the ultrasonic printing head, the batch continuous forming can be realized, and the pattern can be quickly changed by subsequently replacing the ultrasonic printing head, the operation is simple and convenient, the processing efficiency is greatly improved, and the processing cost is reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a flow chart of the present method for ultrasonic curing micro-imprinting.
FIG. 2 is a flow chart of the forming process.
Fig. 3 is a schematic structural diagram of an ultrasonic curing micro-imprinting forming device.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1, in an ultrasonic curing micro-imprint molding method, a master structure of a target microstructure is prefabricated on the surface of a working end of an ultrasonic printing head, the master structure comprises a plurality of microstructure molding parts, a microstructure cavity is a concave molding groove and/or a convex molding protrusion according to the specific pattern of the microstructure, and the preferable microstructure molding parts are arranged in an array; the ultrasonic printing head is used for carrying out ultrasonic curing processing on the thermosetting liquid material coated on the substrate, when the ultrasonic printing head is used for processing, the working end of the ultrasonic printing head is in contact with the liquid surface of the liquid material on the substrate, in the ultrasonic micro-embossing forming process, ultrasonic can cure and form the liquid material, and can also promote the liquid material to flow, so that the micro-structure forming part on the mother plate structure can be fully filled and wrapped, and the micro-structure forming precision is high.
In this embodiment, the ultrasonic printhead is electrically connected to an ultrasonic generator, and the ultrasonic generator is connected to a power source.
In this embodiment, the thermosetting liquid material is a thermosetting resin or a composite material, and is in a liquid state at normal temperature.
In practice, the thermosetting liquid material of choice includes, but is not limited to, polydimethylsiloxane, methyl acrylate, methyl methacrylate, epoxy resins, polyester resins, vinyl ester, resin-based metal composites, or resin-based fiber composites.
The method can complete the curing process under the action of ultrasound, has high molding speed, lower ultrasonic curing temperature, reduced warping deformation, better ultrasonic imprinting synchronism and high imprinting quality; compared with hot embossing, ultraviolet embossing and micro-contact embossing technologies, the method does not need a high-power-consumption heat source or photocuring equipment, has low requirement on the environment, does not have the problem of three-waste pollution, and is simple, efficient, energy-saving and environment-friendly; the method has the advantages of high efficiency, high precision, low cost, energy conservation, environmental protection, convenient operation, low requirement on environmental conditions and the like, and overcomes the difficult problems in the processes of hot embossing, ultraviolet embossing and micro-contact embossing.
The method processes the needed microstructure array on the surface of the ultrasonic printing head, the curing material is a thermosetting material which is liquid at room temperature, the fluidity is good, the forming is easy, the microstructure cavity can be fully filled, the curing forming of the microstructure is directly realized by the thermosetting material under the action of the microstructure array of the master plate structure prefabricated on the ultrasonic printing head, and the precision is higher.
According to the method, the solidification imprinting forming can be realized only by processing the microstructure array on the end face of the ultrasonic printing head, the batch continuous forming can be realized, the pattern can be changed quickly by subsequently replacing the ultrasonic printing head, the operation is simple and convenient, the processing efficiency is greatly improved, and the processing cost is reduced.
Example 2:
as shown in fig. 2, embodiment 2 provides a specific process flow for embodiment 1.
The concrete forming steps are as follows:
s1: coating a liquid material on a substrate, and carrying out coating and leveling treatment; a coating process for ensuring that the liquid material is uniformly coated on the substrate;
in practical application, the liquid material is filled in a feed box, and in order to control the output quantity, a discharge port of the feed box is sequentially provided with a flow regulating valve and a switch valve, and the liquid material flows onto a substrate through the discharge port;
in practical applications, the leveling process includes, but is not limited to, roll coating, brush coating, dip coating, curtain coating, spray coating, and blade coating;
s2: moving the substrate subjected to the coating treatment to a forming processing position below the ultrasonic printing head;
s3: moving the ultrasonic printing head downwards to enable the working end of the ultrasonic printing head to be in contact with the liquid level of the liquid material on the substrate;
s4: starting an ultrasonic printing head, and carrying out ultrasonic solidification on the liquid material on the substrate by utilizing the micro-focusing of low-frequency high-energy ultrasonic and the cavitation effect at a focus;
s5: after the solidification and the forming are finished, the ultrasonic printing head is closed after being moved out, and the solidified microstructure part is recovered; because of selecting for use low frequency high energy supersound micro-focusing, the adhesion can not appear with supersound printer head after the solidification, is convenient for separate.
Example 3:
as shown in fig. 3, to realize the processing of embodiment 1 or embodiment 2, embodiment 3 provides an ultrasonic curing micro-imprint molding apparatus.
The device comprises a conveying device 1 and a recovery device 8 which are sequentially arranged on a rack, wherein a feeding device 4, a leveling device 5 and an ultrasonic embossing device are sequentially arranged on the rack above the conveying device along the conveying direction;
the conveying device is a conveying belt, and the substrate is placed on the conveying belt for conveying;
the recovery device is a winding roller driven by a motor to rotate, and the substrate bypasses the winding roller;
the coating device is a scraper or a coating roller, and at least one coating device is arranged at intervals along the conveying direction;
the feeding device is a material box for loading liquid materials 3, and a discharge hole at the lower end of the material box is sequentially provided with a flow regulating valve and a switch valve;
the ultrasonic stamping device comprises a lifting module and an ultrasonic printing head 7, wherein the ultrasonic printing head is arranged at the lifting end of the lifting module, the lifting module is arranged on a rack, a master plate structure of a target microstructure is prefabricated and processed on the surface of the working end of the ultrasonic printing head, and a transmission belt with the working end of the ultrasonic printing head facing downwards is arranged.
In this embodiment, a stirring shaft is installed in the bin.
In this embodiment, the lifting module is a pneumatic or electric sliding table.
In this embodiment, the anchor clamps that are used for clamping ultrasonic printing head are installed to the lift end of lift module, and anchor clamps make things convenient for ultrasonic printing head's change when guaranteeing joint strength.
In this embodiment, the ultrasonic print head is electrically connected to an ultrasonic generator 6, which is connected to a power source.
When the device is used, the substrate is driven by the conveying device to be intermittently conveyed, and when the substrate reaches the lower part of the material box, the liquid material flows onto the substrate through the material outlet; then, the liquid material on the substrate is sent to a coating device for coating treatment, so that the liquid material is uniformly coated on the substrate; then, the substrate subjected to the leveling treatment is sent to an ultrasonic imprinting device, and the ultrasonic printing head moves downwards to enable the working end of the ultrasonic printing head to be in contact with the liquid level of the liquid material on the substrate; starting an ultrasonic printing head, and carrying out ultrasonic solidification on the liquid material on the substrate by utilizing the micro-focusing of low-frequency high-energy ultrasonic and the cavitation effect at a focus; after the solidification and the forming are finished, closing the ultrasonic printing head, and moving the ultrasonic printing head out; the cured microstructure and substrate are transported by the transport device to a recycling device for collection.
Example 4:
as shown in fig. 3, embodiment 4 provides an example of using the apparatus of embodiment 3 to process PDMS as a raw material, the leveling device employs a scraper, the working end of the ultrasonic printhead is prefabricated with a master structure of the target microstructure, and the ultrasonic printhead is electrically connected to an ultrasonic generator.
The processing steps are as follows:
s1: PDMS is selected as a raw material, the position of the scraper is adjusted, and the distance between the scraper and the substrate on the conveyor belt is controlled.
S2: PDMS is added into the material cylinder, and the volume and the speed of the discharged material are controlled by a numerical control program, so that the PDMS flows onto the substrate uniformly as much as possible.
S3: the substrate with the PDMS passes through the conveyor belt and reaches the position of the scraper, and the scraper uniformly scrapes and coats the PDMS to be smooth, so that the thickness of the PDMS on the substrate is kept consistent, and the subsequent curing and forming are facilitated.
S4: the substrate with the PDMS evenly scraped is conveyed forwards intermittently and evenly by a conveyor belt until an ultrasonic printing head is positioned; the ultrasonic printing head with the master structure of the target microstructure moves downwards until contacting with PMDS; starting the ultrasonic generator, starting the ultrasonic micro-imprinting device, adjusting the frequency and power of the ultrasonic, controlling the amplitude of the ultrasonic printing head (the combined action of the frequency and the amplitude can determine the curing efficiency), curing the thermosetting material, and stopping the ultrasonic generator.
S5: the ultrasonic printing head leaves the PDMS surface until the next imprinting process, and the substrate moves forwards in a uniform and intermittent mode; when the PDMS is separated from the ultrasonic printing, the micro-structural parts which are subjected to imprinting are automatically separated from the ultrasonic printing head and are retained on the surface of the substrate due to the adoption of focused ultrasound; when the ultrasonic stamping device stamps again, the stamped microstructure parts on the substrate leave the stamping device, and the unembossed PMDS on the substrate is subjected to the next stamping.
S6: steps S3-S5 are repeated until the embossing is completed.
In this embodiment, the solidified parts will be transferred to the wind-up roll for recycling and storage after passing through the ultrasonic embossing device and then entering the recycling device.
If this patent discloses or refers to parts or structures that are fixedly connected to each other, the fixedly connected may be understood as: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In the description of this patent, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
The above-mentioned preferred embodiments, further illustrating the objects, technical solutions and advantages of the present invention, should be understood that the above-mentioned are only preferred embodiments of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An ultrasonic curing micro-imprinting forming method is characterized in that: and performing a master structure of a target microstructure on the surface of the working end of the ultrasonic printing head, performing ultrasonic curing processing on the thermosetting liquid material coated on the substrate by the ultrasonic printing head, and contacting the working end of the ultrasonic printing head with the liquid level of the liquid material on the substrate during processing.
2. The ultrasonic curing micro-embossing molding method according to claim 1, characterized in that the specific molding steps are as follows:
s1: coating a liquid material on a substrate;
s2: moving the substrate subjected to the coating treatment to a forming processing position below the ultrasonic printing head;
s3: the ultrasonic printing head moves downwards to enable the working end of the ultrasonic printing head to be in contact with the liquid level of the liquid material on the substrate;
s4: starting the ultrasonic printing head to carry out ultrasonic curing molding on the liquid material on the substrate;
s5: and (4) after the solidification and the forming are finished, the ultrasonic printing head is closed after the ultrasonic printing head is moved out, and the solidified microstructure part is recovered.
3. The ultrasonic curing micro-embossing molding method of claim 2, wherein: in step S1, the liquid material is loaded in a feed box, and a discharge port of the feed box is sequentially provided with a flow regulating valve and a switch valve.
4. The ultrasonic curing micro-embossing method of claim 2, wherein: in step S1, after the liquid material is coated on the substrate, a leveling process is performed, wherein the leveling process is performed by roll coating, brush coating, dip coating, curtain coating, spray coating or blade coating.
5. The method of any one of claims 1-4, wherein: the ultrasonic printing head is electrically connected with the ultrasonic generator, and the ultrasonic generator is connected with the power supply.
6. The ultrasonic curing micro-embossing method of claim 5, wherein: the thermosetting liquid material is thermosetting resin or composite material and is liquid at normal temperature.
7. The ultrasonic curing micro-embossing method of claim 6, wherein: the thermosetting liquid material is polydimethylsiloxane, methyl acrylate, methyl methacrylate, epoxy resin, polyester resin, vinyl ester, resin-based metal composite material or resin-based fiber composite material.
8. The utility model provides an ultrasonic curing micro-impression forming device which characterized in that: the ultrasonic stamping machine comprises a conveying device and a recovery device which are sequentially arranged on a rack, wherein a feeding device, a leveling device and an ultrasonic stamping device are sequentially arranged on the rack above the conveying device along the conveying direction;
the conveying device is a conveying belt, and the substrate is placed on the conveying belt for conveying;
the recovery device is a winding roller driven by a motor to rotate, and the substrate bypasses the winding roller;
the coating device is a scraper or a coating roller, and at least one coating device is arranged at intervals along the conveying direction;
the feeding device is a material box, and a discharge hole at the lower end of the material box is sequentially provided with a flow regulating valve and a switch valve;
the ultrasonic coining device comprises a lifting module and an ultrasonic printing head, wherein the ultrasonic printing head is arranged at the lifting end of the lifting module, the lifting module is arranged on a rack, and a master plate structure of a target microstructure is prefabricated and processed on the surface of the working end of the ultrasonic printing head.
9. The ultrasonic curing micro-embossing apparatus of claim 8, wherein: and a clamp for clamping the ultrasonic printing head is installed at the lifting end of the lifting module.
10. The ultrasonic curing micro-embossing molding device of claim 8, wherein: the ultrasonic printing head is electrically connected with the ultrasonic generator, and the ultrasonic generator is communicated with the power supply.
Priority Applications (1)
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