WO2016158124A1 - Dispositif de modelage en trois dimensions, dispositif d'alimentation à corps modifié, article modelé, et procédé de fabrication d'un article modelé - Google Patents

Dispositif de modelage en trois dimensions, dispositif d'alimentation à corps modifié, article modelé, et procédé de fabrication d'un article modelé Download PDF

Info

Publication number
WO2016158124A1
WO2016158124A1 PCT/JP2016/055763 JP2016055763W WO2016158124A1 WO 2016158124 A1 WO2016158124 A1 WO 2016158124A1 JP 2016055763 W JP2016055763 W JP 2016055763W WO 2016158124 A1 WO2016158124 A1 WO 2016158124A1
Authority
WO
WIPO (PCT)
Prior art keywords
resin
modeling
reformer
filler
modified body
Prior art date
Application number
PCT/JP2016/055763
Other languages
English (en)
Japanese (ja)
Inventor
隆司 當間
Original Assignee
武藤工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 武藤工業株式会社 filed Critical 武藤工業株式会社
Priority to JP2017509397A priority Critical patent/JP6550454B2/ja
Publication of WO2016158124A1 publication Critical patent/WO2016158124A1/fr

Links

Images

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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • 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
    • B33Y80/00—Products made by additive manufacturing

Definitions

  • the present invention relates to a three-dimensional modeling apparatus, a modified body feeder used in the apparatus, a molded article including the modified body, and a manufacturing method of the molded article.
  • Patent Document 1 discloses a three-dimensional modeling apparatus that manufactures a model based on three-dimensional design data.
  • various methods such as an optical modeling method, a powder sintering method, an ink jet method, and a molten resin extrusion modeling method have been proposed and commercialized.
  • a modeling head for discharging the molten resin that is the material of the modeled object is mounted on the three-dimensional movement mechanism, and the modeling head is moved in the three-dimensional direction.
  • the molded resin is obtained by laminating the molten resin while discharging the molten resin.
  • a three-dimensional modeling apparatus that employs an ink jet method has a structure in which a modeling head for dropping a heated thermoplastic material is mounted on a three-dimensional movement mechanism.
  • the present invention provides a three-dimensional modeling apparatus capable of strengthening bonding between a plurality of different materials even when generating a modeled object using a plurality of materials in combination, and supply of a modified body used in the apparatus It is an object to provide a molded article including a container, a modified body, and a method for manufacturing the molded article.
  • the three-dimensional modeling apparatus includes a modeling head that melts and discharges a resin that is a material of a modeling object, and a modification that is provided adjacent to the modeling head and that modifies the mechanical characteristics of the modeling object. It is provided with the reforming body supply device which supplies a body, and the modeling stage in which a molded article is formed. Moreover, according to this invention, the modified body supply device used for such a three-dimensional modeling apparatus is provided.
  • the shaped article according to the present invention is characterized in that a reformer that modifies the mechanical properties of the resin material is disposed across the interface of the dissimilar resin materials disposed adjacent to each other. Moreover, according to this invention, the manufacturing method of such a molded article is provided.
  • FIG. 3 is a functional block diagram showing a configuration of a driver 300.
  • FIG. It is a side view which shows an example of the structure of the molded article S.
  • FIG. It is a perspective view which shows an example of the structure of the molded article S.
  • FIG. It is process drawing which shows an example of the manufacturing process of the molded article S shown in FIG.5 and FIG.6. It is a top view which shows the other example of the structure of the molded article S.
  • FIG. 3 is a functional block diagram showing a configuration of a driver 300.
  • FIG. It is a side view which shows an example of the structure of the molded article S.
  • FIG. It is a perspective view which shows an example of the structure of the molded article S.
  • FIG. It is process drawing which shows an example of the manufacturing process of the molded article S shown in FIG.5 and FIG.6. It is a top view which shows the other example of the structure of the molded article S.
  • FIG. 4 is a schematic plan view and an AA and BB schematic cross-sectional view showing an example of a shaped object S formed by the present embodiment. It is a top view which shows the effect at the time of extending
  • FIG. 1 It is the schematic which shows a part of three-dimensional modeling apparatus which concerns on 4th Embodiment, (a) is a top view, (b) is a side view. It is the schematic which shows a part of 3D modeling apparatus which concerns on other embodiment, (a) is a figure which shows the relationship between the modeling head 25 and the filler supply device 28, (b) is two filler supply devices. The provided example, (c) is an example in which the filler feeder moves. It is a side view which shows another example of the structure of the molded article S. FIG. It is a perspective view which shows another example of the structure of the molded article S. FIG. It is a side view which shows another example of the structure of the molded article S. FIG.
  • FIG. It is a perspective view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. It is a perspective view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. It is a top view which shows another example of the structure of the molded article S.
  • FIG. 1 is a perspective view showing a schematic configuration of a 3D printer 100 used in the first embodiment.
  • the 3D printer 100 includes a frame 11, an XY stage 12, a modeling stage 13, a lifting table 14, and a guide shaft 15.
  • a computer 200 is connected to the 3D printer 100 as a control device for controlling the 3D printer 100.
  • a driver 300 for driving various mechanisms in the 3D printer 100 is also connected to the 3D printer 100.
  • the frame 11 has, for example, a rectangular parallelepiped shape and includes a frame made of a metal material such as aluminum.
  • the frame 11 has, for example, a rectangular parallelepiped shape and includes a frame made of a metal material such as aluminum.
  • four guide shafts 15 are formed at four corners of the frame 11 so as to extend in the Z direction in FIG. 1, that is, in a direction perpendicular to the plane of the modeling stage 10.
  • the guide shaft 15 is a linear member that defines a direction in which the elevating table 14 is moved in the vertical direction as will be described later.
  • the number of guide shafts 15 is not limited to four, and is set to a number that can stably maintain and move the lifting table 14.
  • the modeling stage 13 is a table on which the model S is placed, and is a table on which a thermoplastic resin discharged from a modeling head described later is deposited.
  • the lifting table 14 penetrates the guide shaft 15 at its four corners, and is configured to be movable along the longitudinal direction (Z direction) of the guide shaft 15. .
  • the elevating table 14 includes rollers 34 and 35 that are in contact with the guide shaft 15.
  • the rollers 34 and 35 are rotatably installed at arm portions 33 formed at two corners of the lifting table 14.
  • the rollers 34 and 35 rotate while being in contact with the guide shaft 15 so that the elevating table 14 can smoothly move in the Z direction. Further, as shown in FIG.
  • the elevating table 14 transmits a driving force of the motor Mz by a power transmission mechanism including a timing belt, a wire, a pulley, and the like, so that a predetermined interval (for example, 0.1 mm pitch) in the vertical direction.
  • a predetermined interval for example, 0.1 mm pitch
  • the motor Mz for example, a servo motor or a stepping motor is suitable.
  • the actual position of the lifting table 14 in the height direction is measured continuously or intermittently in real time using a position sensor (not shown), and the position accuracy of the lifting table 14 is improved by appropriately correcting the position. May be. The same applies to the modeling heads 25A and 25B and the filler supplier 28 described later.
  • FIG. 3 is a perspective view showing a schematic configuration of the XY stage 12.
  • the XY stage 12 includes a frame body 21, an X guide rail 22, a Y guide rail 23, reels 24 ⁇ / b> A and 24 ⁇ / b> B, modeling heads 25 ⁇ / b> A and 25 ⁇ / b> B, a filler supplier 28, and a modeling head holder H. Both ends of the X guide rail 22 are fitted into the Y guide rail 23 and are held slidable in the Y direction.
  • the reels 24A and 24B are fixed to the modeling head holder H, and move in the XY directions following the movement of the modeling heads 25A and 25B held by the modeling head holder H.
  • the thermoplastic resin used as the material of the shaped object S is a string-like resin (filaments 38A and 38B) having a diameter of about 3 to 1.75 mm and is usually held in a state of being wound around the reels 24A and 24B. At the time of modeling, it is fed into the modeling heads 25A and 25B by motors (extruders) provided on the modeling heads 25A and 25B described later.
  • the reels 24 ⁇ / b> A and 24 ⁇ / b> B may be fixed to the frame body 21 or the like without being fixed to the modeling head holder H and configured not to follow the movement of the modeling head 25.
  • the filaments 38A and 38B are exposed to be fed into the modeling head 25.
  • the filaments 38A and 38B may be fed into the modeling heads 25A and 25B with a guide (for example, a tube or a ring guide) interposed therebetween.
  • the filaments 38A and 38B are made of different materials.
  • the other can be a resin other than the one resin.
  • the kind and ratio of the material of the filler contained in the inside can also be made to differ. That is, it is preferable that the filaments 38A and 38B have different properties, and the characteristics (strength and the like) of the shaped article can be improved by a combination thereof.
  • the modeling head 25A is configured to melt and discharge the filament 38A while being extruded
  • the modeling head 25B is configured to melt and discharge the filament 38B while being extruded.
  • Independent modeling heads are provided.
  • the present invention is not limited to this, and only a single modeling head is prepared, and a plurality of types of filaments (resin materials) are selectively melted and extruded while being extruded by a single modeling head. A configuration can also be employed.
  • the filaments 38A and 38B are fed into the modeling heads 25A and 25B from the reels 24A and 24B through the tube Tb.
  • the modeling heads 25A and 25B are held by the modeling head holder H and configured to be movable along the X and Y guide rails 22 and 23 together with the reels 24A and 25B.
  • an extruder motor for feeding the filaments 38A and 38B downward in the Z direction is arranged in the modeling heads 25A and 25B.
  • the modeling heads 25A and 25B only need to be movable with the modeling head holder H while maintaining a certain positional relationship within the XY plane, but the mutual positional relationship can also be changed in the XY plane. It may be configured.
  • motors Mx and My for moving the modeling heads 25A and 25B relative to the XY table 12 are also provided on the XY stage 12.
  • the motors Mx and My for example, a servo motor or a stepping motor is suitable.
  • the filler feeder 28 as a reformer feeder is fixed to the modeling head holder H, and moves in the XY directions following the movement of the modeling heads 25A and 25B held by the modeling head holder H.
  • the filler supplier 28 is a device that embeds a part or all of the filler from the surface of the resin discharged from the modeling head 25A or 25B and solidified into a modeled object, and is fixed to the resin.
  • the filler supply unit 28 is configured to be movable together with the modeling heads 25A and 25B while maintaining a fixed positional relationship with each other in the XY plane, but is configured so that the positional relationship with the modeling heads 25A and 25B can be changed. Also good.
  • the driver 300 includes a CPU 301, a filament feeder 302, a current switch 304, a motor driver 306, and a filler feeder controller 308.
  • the CPU 301 receives various signals from the computer 200 via the input / output interface 307 and controls the entire driver 300.
  • the filament feeding device 302 instructs the extruder motors in the modeling heads 25A and 25B to control the feeding amount (push-in amount or retraction amount) of the filaments 38A and 38B with respect to the modeling heads 25A and 25B. To do.
  • the current switch 304 is a switch circuit for switching the amount of current flowing through the heater 26. By switching the switching state of the current switch 304, the current flowing through the heater 26 is increased or decreased, thereby controlling the temperatures of the modeling heads 25A and 25B.
  • the motor driver 306 generates drive signals for controlling the motors Mx, My, and Mz according to the control signal from the CPU 301.
  • the filler supplier control device 308 is configured so that the positional relationship between the filler supplier 28 and the modeling heads 25A and 25B can be changed with each other according to the control signal from the CPU 301. Is to control. It can be omitted if the filler supply device 28 is movable in the XY plane while maintaining a fixed positional relationship with the modeling heads 25A and 25B.
  • the control apparatus 200 operates so that the direction (modeling direction) in which the resin material is extended differs from layer to layer depending on the blending ratio of the plurality of designated resin materials.
  • FIG. 5 is a side view showing an example of the structure of the model S
  • FIG. 6 is a perspective view thereof.
  • one modeling object S is modeled using a plurality of types of resin materials R1 and R2 (in the following, for simplification of explanation, two types of modeling objects S The description will focus on the case of using a resin material, but it goes without saying that three or more types of resin materials may be used.
  • a plurality of types of resin materials R1 and R2 are formed in one layer with a predetermined blending ratio and one direction as a longitudinal direction. 5 and 6, for example, in the first layer (the lowermost layer in FIG. 6), the blending ratio of the resin materials R1 and R2 is 1: 1, and the lengths of the respective resin materials R1 and R2 are set. Resin materials R1 and R2 are alternately formed continuously in the X-axis direction so that the direction is the X-axis direction (first direction) and is arranged along the direction orthogonal to the X-axis (second direction). Is done.
  • the blending ratio of the resin materials R1 and R2 is 1: 1 as in the first layer, but the resin materials R1 and R2
  • the longitudinal direction is not the X-axis direction of the first layer but an axis (third direction) intersecting with this, for example, the Y-axis direction, and the resin materials R1 and R2 are in the X-axis direction (fourth direction). Arranged along.
  • the number of resin materials, the blending ratio of the resin materials, and the like shown in FIGS. 5 and 6 are merely examples, and can be variously changed depending on the required specifications of the modeled object. Needless to say.
  • the resin material R1 extends in the first direction in one layer, while extending in the second direction intersecting the first direction in the layer one layer higher than that.
  • the molded object S has the structure (what is called a girder structure) which resin material R1 joins in the up-down direction in the intersection position of resin material R1 in a 1st layer and a 2nd layer.
  • the resin material R2 has a similar cross beam structure at a position sandwiched between the resin materials R1 and is joined in the vertical direction.
  • the resin material R1 is formed with an arrangement pitch of approximately 1: 1 and the X direction as the longitudinal direction.
  • the resin material R2 is similarly formed at an approximately 1: 1 arrangement pitch so as to fill the gap between the resin materials R1.
  • the resin material R2 can be formed so as to fill the gap between the two resin materials R1 along the outer peripheral shape of the resin material R1.
  • the resin material R2 is formed with an arrangement pitch of approximately 1: 1 and the Y direction as the longitudinal direction.
  • the resin material R1 is similarly formed at an arrangement pitch of 1: 1 so as to fill the interval of the resin material R2.
  • the resin material R1 can be formed so as to fill the gap between the two resin materials R2 along the outer peripheral shape of the resin material R2.
  • a resin material having a cylindrical approximate shape can be formed continuously as shown in FIGS. 5 and 6, but as shown in FIG. A plate-shaped resin material can also be formed.
  • the bonding strength with other resins such as a fluorine-based resin (PTFE, PVF, PFA, FEP, etc.) is weak, even if the structure is distorted, the inside There is no point where stress is concentrated, and there is no failure as a structure.
  • a composite resin material having a cross-beam structure is put into a mold by a hot press or the like, and a force such as elongation or compression due to tension is applied to a shape formed as a composite.
  • a plurality of resin materials having different melting points and pour points are used, if the bonding force between the resins is weak, a gap is formed between the resins particularly during stretching, and the mechanical strength cannot be obtained as a structure. End up.
  • a filler is used as a modified body for modifying the bonding strength between resins, and after discharging the resin from the modeling head 25, the filler is sprayed and the surface of the resin Fill with filler from inside to inside.
  • the filler is dispersed by the filler supplier 28 that follows the traveling direction of the modeling head 25 with respect to the semi-cured resin discharged from the modeling head 25.
  • the filler is sprayed after the resin is discharged in order to make it easy to fix the filler.
  • a heavy filler since it does not scatter, it is also possible to spray a filler before resin discharge.
  • the filler since the filler is likely to scatter if it is not fixed, it is preferable to immediately after the discharge.
  • a filler is used as a modified body for modifying the bonding strength between resins, but this filler is also called a filler, and is used as an inorganic or kneaded material for improving the strength of plastic. It can be selected from organic fine powders.
  • the shape held in this embodiment is preferably a needle shape, a rod shape, or a fiber shape.
  • the ratio of the filler length L to the filler diameter ⁇ (L / ⁇ ) is It is preferable to set it as 1.2 or more, and it is more preferable to set it as 1.5 or more.
  • the diameter ⁇ of the filler is sufficiently smaller than the width of the resin to be discharged, the length L of the filler may be larger than the width of the resin to be discharged. Further, both ends of the filler may be sharp.
  • the filler material glass fiber, mica, carbon, cellulose, metal or the like can be used. Moreover, it may be of a soft characteristic as well as hard. In the case of a resin in which a filler having a soft property is embedded, the property that the entire resin is stretched flexibly can be imparted, and the bending strength can be improved.
  • a filler when it sees in the cross section of resin as shown in FIG.10 (b), it can be 5% or more by volume ratio.
  • the filler distribution is more distributed at the interface between the resins than inside the resin.
  • the ratio of the interior of the resin is 10 to 45% and the ratio of the interface is 50 to 90%. it can.
  • the filler itself is subjected to chemical surface treatment such as silane coupling treatment, aluminate treatment, titanate treatment, chromic acid treatment, and catalyzing treatment, and physical surface treatment such as plasma treatment, ion treatment, and ozone treatment.
  • chemical surface treatment such as silane coupling treatment, aluminate treatment, titanate treatment, chromic acid treatment, and catalyzing treatment
  • physical surface treatment such as plasma treatment, ion treatment, and ozone treatment.
  • the manufacturing method of the modeling thing containing the above fillers is demonstrated according to FIG.
  • the resin material R1 which becomes a part of the modeled object is melted by the modeling head 25 and discharged while being pushed in to form the R1 layer on the modeling stage (FIG. 10A).
  • the filler 45a is embedded from the surface to the inside of the R1 layer while following the traveling direction of the modeling head 25 using the filler supplier 28 as a reformer supplier. Thereby, the filler 45a is embedded in the resin R1 in a partially exposed state (FIG. 10B).
  • the filler 45b is embedded from the surface of the R1 layer to the inside while following the traveling direction of the modeling head 25 using the filler supplier 28. As a result, the filler 45b is buried in a partially exposed state with respect to the upper R1 layer.
  • the filler 45c is embedded from the surface of the R2 layer to the inside while following the traveling direction of the modeling head 25 using the filler supplier 28. As a result, the filler 45b is buried in a partially exposed state with respect to the upper R2 layer.
  • the effect of this embodiment will be described based on FIG.
  • the gap between the resins at the time of stretching is governed by the fact that they are not bonded even when a different kind of resin is melted at the time of molding and move independently at the time of stretching. In particular, when different resins have different softening temperatures, such a phenomenon occurs more remarkably.
  • filler 45 by filling filler 45 at the time of modeling and acting as a ridge that connects different resins, as shown in FIG. Since the film is stretched in an integrated state, there is no gap between the resins.
  • the filler 45 is embedded in a random state, it can be prevented from being pulled out in one direction. Furthermore, since the resin containing the filler is improved in thermal expansion and mechanical strength (tensile strength) with respect to heat as compared with the resin alone, the resin has excellent thermal stability and mechanical stability.
  • FIG. 13 the schematic of the filler supply device 29 of the three-dimensional modeling apparatus which concerns on 2nd Embodiment is shown.
  • the filler supplier 29 is provided below the hopper 46 into which the filler 45 is charged, the space 41 for uniformly dispersing the filler 45, and the space 41, and discharges the filler 45 and spreads it on the resin.
  • a current divider 48 for collecting.
  • one end of the flat plate is fixed to the wall side of the space 41 and the other end is disposed near the spray port 43 to guide the flow of the filler 45 toward the spray port 43. It can be configured as described above. Further, it may be a plate-like or block-like obstacle that simply obstructs the traveling direction. In FIG. 13, a fan is described in the dispersing device, but the dispersing device may be a method other than this.
  • the hopper 45 When the filler 46 is put into the hopper 46 of the filler supplier 29, the hopper 45 is scattered by the air blown by the fan 47 in the space 41 and is in a uniform state. Further, part of the wind also escapes to the spray port 43 due to the action of the flow divider 48, so that the filler 45 is accelerated and collides with the resin with a force larger than that of dropping by its own weight. For this reason, compared with the case where the filler 45 falls by its own weight, the length of the filler 45 of the part fixed in resin can be enlarged more.
  • a three-dimensional modeling apparatus according to the third embodiment of the present invention will be described with reference to FIG.
  • the three-dimensional modeling apparatus according to the third embodiment has an overall configuration, a basic operation, and a modeled object S that can be formed, which are the same as those in the first and second embodiments. Is omitted.
  • the third embodiment is different from the second embodiment in that an accelerator 50 is further provided in the filler spout 43 of the filler supplier 29.
  • the accelerator 50 includes a mesh electrode 51 that negatively charges the filler, and a power source 52 that applies an electric field from the modeling table 13 toward the mesh electrode 51 using the modeling table 13 as a plus and the mesh electrode 51 as a minus.
  • the filler 45 sent out from the spray port 43 is negatively charged by the mesh electrode 51, and further accelerated by the electric field applied between the modeling table 13 and the mesh electrode 51 to have a speed and increase the kinetic energy. Therefore, it will pierce deeper into the discharged resin. For this reason, a wrinkle effect is exhibited more and it becomes a structure where dissimilar resin does not come off easily.
  • FIG. 15 A three-dimensional modeling apparatus according to the fourth embodiment of the present invention will be described with reference to FIG.
  • the overall configuration, the basic operation, and the modeled object S that can be formed are the same as those in the first embodiment. .
  • a modifier spreader is applied to the interface between the R1 and R2 layers.
  • the point which forms the surface modification layer 61 using 63 is different from 1st Embodiment.
  • the resin R2 is discharged from the modeling head 25 while spraying the filler 45 from the filler supplier 28 located in the forward direction of the modeling head 25, and after the discharge, the modifier is sprayed on the surface of the resin.
  • the modifier is sprayed from the vessel 63.
  • the filler supply unit 28, the modeling head 25, and the modifier spraying unit 63 reverse the traveling direction, and spray the filler 45 from the filler supply unit 28 in the same manner as described above.
  • the resin R2 is discharged from 25, and after the discharge, the modifier is sprayed from the modifier sprayer 63 on the surface of the resin.
  • a modifier what improves the bond strength between resin, such as an adhesive agent and a coupling agent, can be used.
  • FIG. 15 shows an example in which the filler supply device 28 is positioned in front of the modeling head 25 in the traveling direction. However, the filler supply device 28 moves from the rear of the modeling head 25 following the traveling of the modeling head 25. You may comprise as follows.
  • modeling is performed while applying a modifier during modeling to form the interface reforming layer 61 on the surface, and filler 45 is dispersed to cause filler 45 to exist between the resins.
  • filler 45 is dispersed to cause filler 45 to exist between the resins.
  • the filler supplier 28 follows the modeling head 25. However, as shown in FIG. 16A, the filler supplier 28. Can take either a front or rear configuration in the moving direction of the modeling head 25. Further, as shown in FIG. 16B, a filler supplier 28A is provided in front or rear in the moving direction of the modeling head 25, and a filler supplier 28B is provided in front or rear in a direction orthogonal thereto. It is good also as a structure which provides multiple. Further, as shown in FIG. 16C, the filler supplier 28 arranged in front of or behind the modeling head 25 moves in the direction orthogonal to the moving direction of the modeling head 25 during modeling, or the filler supplier 28. May be configured to rotate around the modeling head 25.
  • FIG. 5 and FIG. 6 illustrated the shaped object S in which the blending ratio of the resin materials R1 and R2 is approximately 1: 1, the shaped object S manufactured in the present embodiment is limited to this. It goes without saying that it is not.
  • the compounding ratio of the resin materials is not limited to 1: 1, and other desired ratios can be set.
  • the blending ratio can be changed stepwise or continuously in the stacking direction and / or in the horizontal direction (in the same layer).
  • the mixing ratio of the resin materials R1 and R2 is 2: 1, it can be produced by repeatedly forming two resin materials R1 and one resin material R2 as shown in FIGS. .
  • the present invention is not limited to this.
  • a compounding ratio of 2: 1 can be obtained by repeatedly forming four resin materials R1 and two resin materials R2.
  • the crossing angle of the resin materials R1 and R2 in the upper and lower layers can be set to an angle other than 90 °.
  • the resin materials R1 and R2 may be wavy.
  • the wavy line-shaped resin materials R1 and R2 in FIG. 22 have a straight center line or envelope, but the wavy line resin materials R1 and R2 in FIG. 23 have a wavy line shape in the center line or envelope itself. It may be.
  • the moving mechanism of the 3D printer 100 includes the guide shaft 15 that extends perpendicularly to the modeling stage 13, the lifting table 14 that moves along the guide shaft 15, and the XY table 12.
  • the moving mechanism of the 3D printer 100 of the present invention is not limited to this.
  • the XY table 12 on which the modeling heads 25 ⁇ / b> A and 25 ⁇ / b> B are mounted may be fixed, and a moving mechanism that allows the modeling stage 13 to move up and down.
  • the 3D printer 100, the computer 200, and the driver 300 are configured to be independent of each other.
  • the computer 200 and the driver 300 can be incorporated in the 3D printer 100.
  • mesh electrode 52 ... power source, 61 ... surface modification Layer, 63 ... modifier sprayer, 100 ... 3D printer, 200 ... computer, 300 ... driver, 301 ... CPU, 302 ... filament feeder, 304 ... current switch, 306 ... motor driver, 307 ... interface, 308 ... Filler feeder controller.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)

Abstract

La présente invention concerne un dispositif de modelage en trois dimensions moyennant quoi un joint entre une pluralité de différentes matières peut être renforcé, un dispositif d'alimentation d'agent de modification utilisé dans le dispositif, un article modelé incluant l'agent de modification, et un procédé de fabrication de l'article modelé. Ce dispositif de modelage en trois dimensions est muni : d'une tête de modelage pour la fusion et l'évacuation d'une résine comme matière de l'article modelé ; d'un dispositif d'alimentation de charge 28 pour alimenter une charge 45 comme agent de modification pour la modification d'une caractéristique mécanique de l'article modelé, le dispositif d'alimentation de charge 28 étant pourvu de manière adjacente à la tête de modelage 25 ; et un étage de modelage sur lequel l'article modelé est formé.
PCT/JP2016/055763 2015-03-31 2016-02-26 Dispositif de modelage en trois dimensions, dispositif d'alimentation à corps modifié, article modelé, et procédé de fabrication d'un article modelé WO2016158124A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2017509397A JP6550454B2 (ja) 2015-03-31 2016-02-26 三次元造形装置、フィラー供給器及び造形物の製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015072053 2015-03-31
JP2015-072053 2015-03-31

Publications (1)

Publication Number Publication Date
WO2016158124A1 true WO2016158124A1 (fr) 2016-10-06

Family

ID=57004443

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/055763 WO2016158124A1 (fr) 2015-03-31 2016-02-26 Dispositif de modelage en trois dimensions, dispositif d'alimentation à corps modifié, article modelé, et procédé de fabrication d'un article modelé

Country Status (3)

Country Link
JP (1) JP6550454B2 (fr)
TW (1) TWI688469B (fr)
WO (1) WO2016158124A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863771A (zh) * 2017-01-22 2017-06-20 宁夏共享模具有限公司 一种fdm打印型腔类模具的方法
CN108262948A (zh) * 2018-01-11 2018-07-10 青岛黄海学院 一种具有新型送丝机构的桌面级3d打印机
JP2019059102A (ja) * 2017-09-26 2019-04-18 富士ゼロックス株式会社 積層造形用粉末、三次元造形用材料セット、三次元造形装置及び三次元造形物
JPWO2018207242A1 (ja) * 2017-05-08 2020-05-14 武藤工業株式会社 三次元造形装置、及びその制御方法、並びにその造形物

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7193377B2 (ja) * 2019-02-25 2022-12-20 三菱重工業株式会社 接合部材

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04221624A (ja) * 1990-03-20 1992-08-12 Dassault Aviation 光変換による３次元物体の製造方法およびその装置
JPH06170954A (ja) * 1992-12-04 1994-06-21 Olympus Optical Co Ltd 光学的造形法
JPH09150459A (ja) * 1995-11-30 1997-06-10 Nec Corp 光硬化造型物及びその造型方法と造型装置
JP2005035299A (ja) * 2003-07-18 2005-02-10 Hewlett-Packard Development Co Lp 固体の３次元物体を自由造形するためのインクジェット噴射可能な反応性ポリマーシステム
JP2005162822A (ja) * 2003-12-01 2005-06-23 Bridgestone Corp 複合樹脂材料
JP2012106437A (ja) * 2010-11-18 2012-06-07 Sony Corp ３次元造形装置、３次元造形方法及び造形物
JP2013063641A (ja) * 2011-09-01 2013-04-11 Boeing Co:The 繊維強化部品のダイレクトデジタル製造のための方法、装置、及び材料混合物
JP2016014188A (ja) * 2014-06-30 2016-01-28 ゼネラル・エレクトリック・カンパニイ 繊維強化を用いた付加製造方法及びシステム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009102427A2 (fr) 2008-02-11 2009-08-20 Rxi Pharmaceuticals Corp. Polynucléotides d'arni modifiés et leurs utilisations
BR112017010899A2 (pt) * 2014-11-27 2018-02-06 Philips Lighting Holding B.V. cabeçote de impressão para um aparelho de impressão em 3d, aparelho de impressão em 3d, método de impressão de um artigo, e artigo impresso

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04221624A (ja) * 1990-03-20 1992-08-12 Dassault Aviation 光変換による３次元物体の製造方法およびその装置
JPH06170954A (ja) * 1992-12-04 1994-06-21 Olympus Optical Co Ltd 光学的造形法
JPH09150459A (ja) * 1995-11-30 1997-06-10 Nec Corp 光硬化造型物及びその造型方法と造型装置
JP2005035299A (ja) * 2003-07-18 2005-02-10 Hewlett-Packard Development Co Lp 固体の３次元物体を自由造形するためのインクジェット噴射可能な反応性ポリマーシステム
JP2005162822A (ja) * 2003-12-01 2005-06-23 Bridgestone Corp 複合樹脂材料
JP2012106437A (ja) * 2010-11-18 2012-06-07 Sony Corp ３次元造形装置、３次元造形方法及び造形物
JP2013063641A (ja) * 2011-09-01 2013-04-11 Boeing Co:The 繊維強化部品のダイレクトデジタル製造のための方法、装置、及び材料混合物
JP2016014188A (ja) * 2014-06-30 2016-01-28 ゼネラル・エレクトリック・カンパニイ 繊維強化を用いた付加製造方法及びシステム

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863771A (zh) * 2017-01-22 2017-06-20 宁夏共享模具有限公司 一种fdm打印型腔类模具的方法
JPWO2018207242A1 (ja) * 2017-05-08 2020-05-14 武藤工業株式会社 三次元造形装置、及びその制御方法、並びにその造形物
JP2019059102A (ja) * 2017-09-26 2019-04-18 富士ゼロックス株式会社 積層造形用粉末、三次元造形用材料セット、三次元造形装置及び三次元造形物
CN108262948A (zh) * 2018-01-11 2018-07-10 青岛黄海学院 一种具有新型送丝机构的桌面级3d打印机

Also Published As

Publication number Publication date
TWI688469B (zh) 2020-03-21
JPWO2016158124A1 (ja) 2017-12-14
TW201634240A (zh) 2016-10-01
JP6550454B2 (ja) 2019-07-24

Similar Documents

Publication Publication Date Title
WO2016158124A1 (fr) Dispositif de modelage en trois dimensions, dispositif d'alimentation à corps modifié, article modelé, et procédé de fabrication d'un article modelé
CN108472884B (zh) 用于利用纤维输送装置制造三维物体的设备和方法
CN107379517B (zh) 通过增材制造打印的部分中的改进层间粘附
Park et al. Polymer-based filament feedstock for additive manufacturing
US12070895B2 (en) Integrated robotic 3D printing system for printing of fiber reinforced parts
JP6556652B2 (ja) 三次元造形装置、及びその制御方法、並びにその造形物
US20230278284A1 (en) 3d printing system nozzle assembly for printing of fiber reinforced parts
JP2018519198A (ja) ３ｄ物体を製造する方法
US20160297142A1 (en) Method and Apparatus for 3d Printing of Nano-Filler/Polymer Composites
US9079356B2 (en) Method and apparatus for producing a three-dimensional object
JP2014521535A (ja) 硬化可能な材料から３次元物体を製造するための方法、並びに該方法を用いて製造された物体
WO2017130515A1 (fr) Dispositif de moulage tridimensionnel, procédé de commande de celui-ci, et article moulé par celui-ci
KR101788912B1 (ko) 중공 구조판의 제조 방법 및 제조 장치
JP2016107456A (ja) 樹脂熔融型造形ヘッド及び三次元造形装置
JP7137229B2 (ja) 樹脂成形方法
JP2020183109A (ja) 樹脂成形方法
WO2020217822A1 (fr) Procédé de moulage de résine
EP3418032B1 (fr) Procédé et dispositif de fabrication additive
WO2016088874A1 (fr) Article moulé en résine
KR101773717B1 (ko) 3차원 유연 복합재 구동기 프린터
JP5909309B1 (ja) 三次元造形装置、及びその造形物
KR20200019273A (ko) 접착제 도포 기능을 갖는 3d 프린터 및 그 구동 방법
JP7463971B2 (ja) 樹脂組成物およびこれを用いた立体造形物の製造方法
Khondoker Development of a Multi-material Extruder System to 3D Print Hard Thermoplastics, Soft Elastomers and Liquid Metals
Khondoker Development of a Multi-material Extruder System to

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16772008

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2017509397

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16772008

Country of ref document: EP

Kind code of ref document: A1