CN114770932A - Efficient curing method for 3D printed products - Google Patents
Efficient curing method for 3D printed products Download PDFInfo
- Publication number
- CN114770932A CN114770932A CN202210321066.5A CN202210321066A CN114770932A CN 114770932 A CN114770932 A CN 114770932A CN 202210321066 A CN202210321066 A CN 202210321066A CN 114770932 A CN114770932 A CN 114770932A
- Authority
- CN
- China
- Prior art keywords
- printing
- printed
- heating module
- printed products
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/64—Treatment of workpieces or articles after build-up by thermal means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/10—Auxiliary heating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
-
- 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
- B29C64/295—Heating elements
-
- 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
- B29C64/30—Auxiliary operations or equipment
- B29C64/379—Handling of additively manufactured objects, e.g. using robots
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
- B33Y40/20—Post-treatment, e.g. curing, coating or polishing
Abstract
The application relates to an efficient curing method for 3D printed products, which is characterized by comprising the following steps: arranging a first heating module on at least one of the side wall of the work box, the top of the work box and the printing bottom plate; controlling a first heating module to heat a printed product in the printing process; after at least part of the printed product is printed and formed, controlling a second heating module to cover the working box so as to realize a hardening process on the printed product. The scheme can solve the problems of difficult curing, uneven curing, low curing efficiency and the like of the existing micro-jet bonding printing method.
Description
Technical Field
The invention relates to the technical field of 3D printing methods, in particular to an efficient curing method for a 3D printed product.
Background
3D printing is an additive manufacturing technique that obtains three-dimensional parts by adding material layer by layer. The commonly seen 3D printing materials are wire-shaped, powder-shaped sand, ceramics, metal, plastics, etc., and at present, many materials for 3D printing are most widely used, such as metal powder, sand, ceramic powder, etc. At present, the 3D printing forming method mainly includes laser sintering forming, ultraviolet curing forming, chemical reaction forming, etc., and the method includes spreading powder by a powder spreader, spreading the powder by a scraper or a roller, then scanning the cross section of the product by a laser beam, an ultraviolet beam, and a reactive binder, and so on, so as to repeatedly print the whole product.
However, the laser equipment and the light curing molding equipment have high overall manufacturing cost, high material requirement and low printing efficiency, and compared with the method for bonding by micro-jetting, the method has the advantages of low cost, simple process and good application prospect. The method is to spray adhesive onto the spread powder according to a certain path by using a spray head, and to adhere the powder at a certain position to form a layer of the three-dimensional component contour. Then a new layer of powder is laid, and spray bonding is carried out. Thus, the three-dimensional bonded blank can be obtained by bonding and superposing a plurality of layers.
At present, the most used binders are furan resin systems, but with the change of market environment, materials such as phenolic resin, inorganic binder and metal binder have more advantages than furan resin, but as the phenolic resin needs high temperature to have strength, the inorganic binder and the metal binder can play a role under the condition of water loss, in the 3D printing process, a printing head has limited tolerance temperature, the phenomenon of frame loss is serious, the process quality can not be ensured, with the increase of the depth of a working box, the existing heating mode can not completely cure the product, the whole product from the middle to the bottom of the product can not reach the resin curing temperature, so that the application of the phenolic resin, the inorganic binder and the metal binder products is greatly limited. Of course, not limited to the above-mentioned adhesive.
Disclosure of Invention
In view of the above, it is necessary to provide an efficient curing method for 3D printed products, which solves the problems of difficult curing, uneven curing, and low curing efficiency of the conventional micro-jet bonding printing method.
In order to solve the problems, the invention adopts the following technical scheme:
the embodiment of the invention discloses an efficient curing method for a 3D printing product, which comprises the following steps:
arranging a first heating module on at least one of the work box side wall, the work box top and the printing floor;
controlling a first heating module to heat a printed product in the printing process;
and after at least part of the printed product is printed and molded, controlling the second heating module to cover the working box so as to realize a hardening process for the printed product.
In one embodiment, a first heating module is disposed in each of the side walls of the work box, the top of the work box, and the printing floor.
In one embodiment, according to different temperatures required by the printing adhesive, the corresponding first heating module is selected to heat the printing product in the printing process.
In one embodiment, the printing adhesive comprises phenolic adhesive, inorganic adhesive, and metal printing adhesive.
In one embodiment, the controlling the first heating module to heat the printing product in the printing process specifically includes:
determining a desired temperature of the printed product during printing;
and adjusting the heating temperature of the first heating module to heat the printed product in the printing process.
In one embodiment, after at least part of the printed product is printed and formed, controlling the second heating module to cover the work box to realize a hardening process for the printed product specifically includes:
dividing the printed product in the printing process into a plurality of printing stages according to the material characteristics of the printed product;
and controlling the second heating modules to cover the working boxes of the printing stages respectively so as to realize a hardening process for the printed products.
In one embodiment, after at least part of the printed product is printed and formed, controlling the second heating module to cover the work box to realize a hardening process for the printed product specifically includes:
after at least part of printed products are printed and molded, the working box is controlled to move to the third heating module, then the second heating module is controlled to cover the working box, and the printed products are hardened through a heating space formed by the second heating module and the third heating module.
In one embodiment, the first heating module is an infrared heating device.
In one embodiment, the heating device formed by the second heating module and the third heating module is a microwave curing device.
In one embodiment, the first heating module is embedded in a side wall of the work box, a top of the work box, or a printing bottom plate.
The technical scheme adopted by the invention can achieve the following beneficial effects:
according to the efficient curing method for the 3D printed product disclosed by the embodiment of the invention, the heating device is additionally arranged in the printer working box, and at least part of the printed product after printing and forming is subjected to hardening treatment, so that the printed product in the printing process can be heated. The mode enables the existing printing mode to have a heating effect, so that the printing adhesive can be suitable for printing adhesives which can only play a role at high temperature, such as phenolic resin, inorganic adhesives, metal adhesives and the like, and the quality of printed products can be better ensured, and the practicability of 3D printed products is improved.
Detailed Description
The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for purposes of illustration only and do not represent the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The embodiment of the invention discloses an efficient curing method for a 3D printed product, which comprises the following steps:
s100, arranging a first heating module on at least one of the side wall of the working box, the top of the working box and the printing bottom plate. Specifically, a first heating module may be arranged on one of the work box side wall, the work box top, and the printing floor; or the side wall and the bottom of the work box can be provided with a first heating module; a first heating module may be arranged in the work box top and the printing top; a first heating module may be disposed in the work box side wall and the printing bottom plate; alternatively, the first heating module may be disposed in each of the side wall of the work box, the top of the work box, and the printing bottom plate, which is not limited in this embodiment of the present invention.
The first heating module is used for heating the working box. Optionally, the first heating modules may be uniformly arranged on the side wall of the work box, the top of the work box or the top of the print box, so that the heating effect can be better ensured.
S200, controlling the first heating module to heat the printed product in the printing process. At this moment, in the printing forming process of the printed product, the printed product in the heating process can be continuously heated through the first heating module, namely, the printed product can be heated under the condition that the printer prints one layer or multiple layers, so that the forming effect of the printed product is ensured.
S300, after at least part of the printed product is printed and formed, controlling a second heating module to cover the working box so as to realize a hardening process on the printed product. Under the condition, secondary heating is adopted for at least part of the printed product, so that the printed product can be fully hardened, and the quality of the printed product can be better ensured.
As can be seen from the above, in the efficient curing method for 3D printed products disclosed in the embodiments of the present invention, the heating device is added in the printer work box, and at least a part of the printed products after being printed and formed is hardened, so that the printed products in the printing process can be heated. The mode makes current printing mode possess the heating effect to can be applicable to the printing binder that needs high temperature just can play a role, binder such as phenolic resin, inorganic binder, metal binder, and then can guarantee the quality of printing the product better, with the practicality that improves 3D and print the product.
In an alternative embodiment, a first heating module may be arranged in each of the work box side walls, the work box top and the printing floor. This kind of mode can make the heating effect of work box better to can play more efficient heating methods, with the stability of the size of guaranteeing the print product better, and then can improve the quality of printing the product.
Further, can be according to the difference of the required temperature of printing the binder, can choose for use corresponding first heating module to heat the printing product of printing in-process. Under this kind of condition, the staff can be according to the difference of printing the required temperature of binder, thereby choose for use the first heating module of work box lateral wall, one or more in the first heating module at work box top or the first heating module of printing the bottom plate heats the printing product of printing the in-process, can be with the difference according to the required temperature of printing the binder, choose for use one or more first heating module to heat the printing product of printing the in-process, thereby guarantee the stability of printing product size better, and effectively solve the injection and print the product solidification difficult, the uneven scheduling problem of solidification.
In the embodiment disclosed by the invention, the printing binder can comprise phenolic binder, inorganic binder and metal printing binder, and the binders have better application prospects, so that the printing quality can be better ensured. Of course, the printing adhesive may be other types of adhesives, and the embodiment of the present invention is not limited thereto.
In this embodiment of the present invention, step S200 may specifically include:
s210, determining the required temperature of the printed product in the printing process, namely determining the required molding temperature of different binders. For example, phenolic resins require that the powder bed temperature be maintained at 30-150 ℃; the inorganic binder needs to ensure that the temperature of the powder bed is kept between 35 and 150 ℃; the binder for metallic printing needs to be maintained at 35-120 ℃.
S220, adjusting the heating temperature of the first heating module to heat the printed product in the printing process. The temperature that can reach different binders through control system control first heating module promptly reaches the required temperature to guarantee to print the in-process, can reach the bonding temperature of adaptation to different binders, and then can guarantee the stability of printing the product size better effectively, also can solve and print the product solidification problem.
In an optional embodiment, step S300 may specifically include:
s310, dividing the printed product in the printing process into a plurality of printing stages according to the material characteristics of the printed product.
And S320, controlling the second heating modules to cover the working boxes of the printing stages respectively so as to realize a hardening process on the printed products. This kind of mode can guarantee to print the product and realize more stable heating effect at the printing in-process to can guarantee better effectively that the stability of printing the product size, also can solve better and print the product solidification problem.
In this embodiment of the present invention, step S300 may specifically include:
after at least part of printed products are printed and formed, the working box can be controlled to move to the third heating module, then the second heating module is controlled to cover the working box, and the printed products can be hardened through the heating space formed by the second heating module and the third heating module. Through the combined heating mode, more stable and uniform heat can be provided for the working box, so that the heating of a printing product in the working box can be better realized, and the stability of the size of the printing product can be better ensured.
Further, the heating device that second heating module and third heating module constitute can be microwave curing device to can improve the sclerosis effect to the printed product better, with promotion sclerosis effect and efficiency.
Specifically, when the printing adhesive is one of phenolic adhesive, inorganic adhesive and metal printing adhesive, different hardening processes can be selected for the printing product according to different adhesive systems, the curing temperature of the phenolic adhesive is 120-200 ℃, and the full box temperature of the product can be fully hardened only when the temperature reaches the temperature; the curing temperature of the inorganic binder is 100-300 ℃, and the full box temperature of the product can be fully cured only when the temperature is reached; the curing temperature of the metal printing adhesive is 100-220 ℃, and the whole box temperature of the product can be fully hardened only when the temperature is reached.
The hardening of the product is not only dependent on the binder system but also on the amount of binder added, and the baking time can be shortened or lengthened as appropriate depending on the amount of binder.
The hardening of the product is also related to the depth of the printed product, the microwave model and the power, and different combinations are selected according to different hardening processes of materials and adhesives.
In one embodiment, the first heating module is an infrared heating device. Compare in other heating device, choose for use infrared heating device because the infrared light has stronger penetrating effect, in the heating process, the infrared light has certain wavelength and can passes the printing product of certain thickness, can guarantee the stability of printing product temperature for a long time, also can guarantee the heating homogeneity to the printing product. Optionally, the infrared heating device may be an infrared lamp tube heating device, so as to facilitate layout and have better heating effect.
In a specific application process, the method can be realized by the following steps:
when the printing binder is one of a phenolic binder, an inorganic binder, a metallic printing binder:
phenolic resin: in the printing process, the power of the infrared heating device is automatically adjusted to ensure that the temperature of the powder bed is kept at 30-150 ℃, so that each layer of the printed product realizes image positioning.
Inorganic binder: in the printing process, the power of the infrared heating device is automatically adjusted to ensure that the temperature of the powder bed is kept at 35-150 ℃, so that each layer of the printed product realizes image positioning.
Binder for metal printing: in the printing process, the power of the infrared heating device is automatically adjusted to ensure that the temperature of the powder bed is kept at 35-120 ℃, so that each layer of the printed product realizes image positioning.
In the embodiment disclosed by the invention, the first heating module can be embedded in the side wall of the working box, the top of the working box or the printing bottom plate. By the mode, the installation effect of the first heating module can be realized, and the integral assembly effect of the working box can not be influenced, so that the printing effect is prevented from being influenced.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An efficient curing method for 3D printed products, comprising:
arranging a first heating module on at least one of the work box side wall, the work box top and the printing floor;
controlling a first heating module to heat a printed product in the printing process;
and after at least part of the printed product is printed and molded, controlling the second heating module to cover the working box so as to realize a hardening process for the printed product.
2. The efficient curing method for 3D printed products according to claim 1, wherein a first heating module is disposed in each of the work box side walls, the work box top, and the printing floor.
3. The efficient curing method for 3D printed products according to claim 2, wherein the corresponding first heating module is selected to heat the printed products in the printing process according to different temperatures required by the printing adhesive.
4. The efficient curing method for 3D printed products according to claim 2, wherein the printing binder comprises phenolic binder, inorganic binder, metallic printing binder.
5. The efficient curing method for 3D printed products according to claim 1, wherein the controlling the first heating module to heat the printed products in the printing process specifically comprises:
determining a desired temperature of the printed product during printing;
and adjusting the heating temperature of the first heating module to heat the printing product in the printing process.
6. The efficient curing method for 3D printed products according to claim 1, wherein after at least part of the printed products are printed and molded, controlling the second heating module to cover the work box to realize a hardening process for the printed products specifically comprises:
dividing the printed product in the printing process into a plurality of printing stages according to the material characteristics of the printed product;
and controlling the second heating modules to cover the working boxes at each printing stage respectively so as to realize a hardening process for the printed products.
7. The efficient curing method for 3D printed products according to claim 1, wherein after at least part of the printed products are printed and formed, controlling the second heating module to cover the work box so as to realize a hardening process on the printed products specifically comprises:
after at least part of printed products are printed and molded, the working box is controlled to move to the third heating module, then the second heating module is controlled to cover the working box, and the printed products are hardened through a heating space formed by the second heating module and the third heating module.
8. The efficient curing method for 3D printed products according to claim 1, wherein the heating device composed of the second and third heating modules is a microwave curing device.
9. The efficient curing method for 3D printed products according to claim 1, wherein the first heating module is an infrared heating device.
10. The efficient curing method for 3D printed products according to claim 1, wherein the first heating module is embedded in a side wall of a work box, a top of the work box, or a printing bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210321066.5A CN114770932A (en) | 2022-03-30 | 2022-03-30 | Efficient curing method for 3D printed products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210321066.5A CN114770932A (en) | 2022-03-30 | 2022-03-30 | Efficient curing method for 3D printed products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114770932A true CN114770932A (en) | 2022-07-22 |
Family
ID=82425645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210321066.5A Pending CN114770932A (en) | 2022-03-30 | 2022-03-30 | Efficient curing method for 3D printed products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114770932A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216332A (en) * | 2015-11-06 | 2016-01-06 | 珠海天威飞马打印耗材有限公司 | The forming method of three-dimensional printer and three-dimensional printer |
| CN106513577A (en) * | 2016-10-28 | 2017-03-22 | 宁夏共享模具有限公司 | 3d printing device |
| US20180186076A1 (en) * | 2015-09-03 | 2018-07-05 | Dow Corning Corporation | 3d printing method utilizing heat-curable silicone composition |
| CN210477282U (en) * | 2019-07-26 | 2020-05-08 | 厦门智创诚科技有限公司 | 3D printer based on infrared microwave rapid hardening technology |
| US20200254689A1 (en) * | 2019-02-12 | 2020-08-13 | Essentium, Inc. | Infrared heating of additive printed part |
| CN215151893U (en) * | 2021-03-22 | 2021-12-14 | 峻宸三维打印科技(上海)股份有限公司 | A constant temperature storehouse for powder bed formula 3D printing apparatus |
| CN114007848A (en) * | 2019-06-07 | 2022-02-01 | 伊科斯湾有限责任公司 | Method for manufacturing at least one component by 3D printing and 3D printer |
-
2022
- 2022-03-30 CN CN202210321066.5A patent/CN114770932A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180186076A1 (en) * | 2015-09-03 | 2018-07-05 | Dow Corning Corporation | 3d printing method utilizing heat-curable silicone composition |
| CN105216332A (en) * | 2015-11-06 | 2016-01-06 | 珠海天威飞马打印耗材有限公司 | The forming method of three-dimensional printer and three-dimensional printer |
| CN106513577A (en) * | 2016-10-28 | 2017-03-22 | 宁夏共享模具有限公司 | 3d printing device |
| US20200254689A1 (en) * | 2019-02-12 | 2020-08-13 | Essentium, Inc. | Infrared heating of additive printed part |
| CN114007848A (en) * | 2019-06-07 | 2022-02-01 | 伊科斯湾有限责任公司 | Method for manufacturing at least one component by 3D printing and 3D printer |
| CN210477282U (en) * | 2019-07-26 | 2020-05-08 | 厦门智创诚科技有限公司 | 3D printer based on infrared microwave rapid hardening technology |
| CN215151893U (en) * | 2021-03-22 | 2021-12-14 | 峻宸三维打印科技(上海)股份有限公司 | A constant temperature storehouse for powder bed formula 3D printing apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 王永恩;刘轶;周鹏举;王博;: "热固性酚醛树脂在铸造3D打印砂型中的应用" * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102482824B1 (en) | Phenolic resin method | |
| CN1275719C (en) | Process for use in foundry practice | |
| CN102069523B (en) | Shaped wooden mould pressing furniture part and manufacturing method thereof | |
| CN107321917A (en) | A kind of many material sand mold 3D printing manufacturing process | |
| CN105562623B (en) | A kind of waterglass sand mold quick forming method | |
| CN102397991B (en) | Quick manufacturing method for die-free casting sand mold | |
| CN108463329A (en) | Device and method for manufacturing three-dimension object | |
| CN112338140B (en) | 3D printing forming method | |
| CN108339942A (en) | A kind of microwave curing formation system of water-soluble core | |
| CN115090832A (en) | 3D printing equipment | |
| CN106003724A (en) | Selective laser sintering (SLS) powder-laying roller | |
| JP2003001368A (en) | Method for lamination-shaping and lamination-shaped article | |
| CN114770932A (en) | Efficient curing method for 3D printed products | |
| US20220314327A1 (en) | Method For Producing At Least One Component In A 3D Printing Method, And 3D Printer | |
| CN105965916A (en) | Equipment and process for forming composite material | |
| CN107336447A (en) | A kind of quick-setting method of sandwich structure composite material | |
| CN111168002A (en) | Printing and cutting integrated forming method for large sand mold | |
| CN108500215A (en) | A kind of quick forming method of the water-soluble core of microwave curing | |
| WO2018049550A1 (en) | Shoe upper manufacturing method | |
| CN110756731A (en) | Device and method for 3D printing of clay molding sand casting mold | |
| CN110014504B (en) | Fiber gypsum board embossing process and forming machine | |
| US20040169303A1 (en) | Method for producing slabs of marble conglomerate | |
| CN205836038U (en) | A kind of composite Rapid Thermal press forming device | |
| JP2020019273A (en) | Matched compression die apparatus | |
| CN211437990U (en) | 3D prints device of clay molding sand casting mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |