CN103786347A - Three-dimensional printer and printing method thereof - Google Patents
Three-dimensional printer and printing method thereof Download PDFInfo
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- CN103786347A CN103786347A CN201410073577.5A CN201410073577A CN103786347A CN 103786347 A CN103786347 A CN 103786347A CN 201410073577 A CN201410073577 A CN 201410073577A CN 103786347 A CN103786347 A CN 103786347A
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- Prior art keywords
- printhead
- dimensional printer
- driving head
- pipe
- switching device
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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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
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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
- B29C64/112—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
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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
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
Abstract
The invention provides a three-dimensional printer and a printing method of the three-dimensional printer. The three-dimensional printer comprises at least two print cartridges, a print cartridge installation rack, a movable frame, a driving head, at least two printing heads and at least two shifters. The print cartridges are installed on the print cartridge installation rack. The driving head is installed on the movable frame. Each printing head receives consumable items from the corresponding print cartridge. The printing heads are detachably connected with the driving head through first connecting devices. Each shifter is detachably connected with the corresponding printing head through a second connecting device. The printing method of the three-dimensional printer comprises the following steps: the driving head moves one printing head connected with the driving head to the corresponding shifter, each shifter is connected with the corresponding printing head, and the driving head is detached from the printing head; the driving head moves to the other printing head, the driving head is connected with the printing head, and the corresponding shifter is detached from the printing head. The three-dimensional printer and the printing method of the three-dimensional printer have the advantages that the structure is simple, control is easy, and cost is low.
Description
Technical field
The present invention relates to printing field, the Method of printing of a kind of three-dimensional printer and this three-dimensional printer is especially set.
Background technology
3D printer claims again three-dimensional printer, is a kind of machine that utilizes rapid shaping technique, take mathematical model file as basis, adopts moulding material, constructs three-dimensional entity by the mode of successively printing.Before printing, need to utilize microcomputer modelling software modeling, then the threedimensional model building up " subregion " is become to cross section successively, i.e. section, thus instruct 3D printer successively to print.3D printer obtains a wide range of applications at product manufacturing industry, and operation principle and the conventional printer of 3D printer are basic identical, is made up of Control Component, mechanical component, printhead, consumptive material (being moulding material) and medium etc., prints principle also substantially similar.
Present stage, 3D printing technique is fast-developing and has progressed into every field, and a 3D printer can adopt multiple material to print, and for example, uses the 3D printer of ABS material, also can use some materials close with ABS to print as materials such as nylon.And, when printing, 3D printer can adopt the material of multiple color directly to print colored 3D solid.If application publication number is the Chinese invention patent application of CN103481515A " 3D printer " by name, with reference to Fig. 1, this application discloses a kind of three-dimensional printer 1, it comprises printhead 11 and print cartridge installing rack 12, multiple print cartridges 2 are arranged in print cartridge installing rack 12, and by discharging opening, the consumptive material holding in it are provided to printhead 11.In printhead 11, various consumptive material meltings also mix, through shower nozzle ejection, to form three-dimensional colour entity 22.Three-dimensional printer 1 also comprises movable frame 13, balladeur train 14, base plate 16 and molding seat 17, movable frame 13 can move up and down along screw rod 15, balladeur train 14 can move forward and backward in the definite plane of movable frame 13, and printhead 11 can move left and right along balladeur train 14, thereby can on molding seat 17, print 3D solid 22.The print cartridge 2 of four kinds of different colours can be installed in print cartridge installing rack 12, and on print cartridge 2, be provided with anti-error equipment structure 21, match with anti-assembling structure 121 on print cartridge installing rack, anti-error equipment structure 21 differences of the print cartridge of different colours, thus print cartridge 2 can not be mounted in the part unmatched with it of print cartridge installing rack.
But, the printhead 11 of above-mentioned this three-dimensional printer is that the various silk material in multiple print cartridges 2 are carried out to melting and mixed consumptive material is formed to 3D solid then through shower nozzle ejection, owing to need to different consumptive materials being carried out the collocation fusion of different components, need again consumptive material after melting to be incubated simultaneously, cause stopping up discharging opening in case solidify, so these printhead 11 structures are comparatively complicated, and three-dimensional printer needs supporting many cover control systems to control the batching between different consumptive materials, causes this three-dimensional printer cost high.Meanwhile, in the time stopping printing, because consumptive material is by high-temperature fusion moulding, so easily accumulation is curing at print-head nozzle place, then stop up printhead.
Summary of the invention
The first object of the present invention is to provide a kind of simple in structure and three-dimensional printer that cost is low.
The first object of the present invention is to provide a kind of Method of printing of the simple in structure and three-dimensional printer that cost is low.
In order to realize the first object of the present invention, the invention provides a kind of three-dimensional printer, comprise at least two print cartridges, print cartridge installing rack, movable frame, driving head, at least two printheads and at least two switching device shifters, in print cartridge, accommodate consumptive material, print cartridge installing rack is used for installing print cartridge, driving head is arranged on movable frame, each printhead receives the consumptive material that a print cartridge is supplied with, printhead is connected with driving head separably by the first jockey, each switching device shifter is connected with a printhead separably by the second jockey.
From such scheme, by be provided with multiple printheads and multiple switching device shifter that printhead is installed at three-dimensional printer, utilize driving head to carry out the relatively simple monochrome printhead of choice structure by the required switching device shifter place that moves to of reality, thereby realizing utilizes printhead simple in structure to realize colored moulding, after a kind of forming materials of color, drive printhead to move in switching device shifter by driving head, by controlling the second jockey, switching device shifter is connected with this printhead again, and control the first jockey makes driving head separate with this printhead, then the switching device shifter place that driving head is provided with another printhead by moving to another, connect this printhead and continue the moulding of another color, visible, switch different printheads by driving head and realize colored 3D solid moulding, it has simple in structure, be easy to control, low cost and other advantages.
Further scheme is, the first jockey is arranged on driving head or on printhead; The second jockey is arranged on switching device shifter or on printhead.
Further scheme is, the first jockey is the first magnetic devices; The second jockey is the second magnetic devices.
Therefore, driving head, connection between printhead and switching device shifter can realize by multiple different jockey with separating, the jockey for example cooperatively interacting by locating dowel and locating hole, the jockey for example coordinating by mechanical fasteners again etc. all can be realized separably and connecting, and jockey can be arranged on to driving head according to the actual needs of three-dimensional printer, in printhead or switching device shifter, but by the jockey for magnetic devices, the magnetic of utilizing magnetic devices to produce, can realize simply driving head, connection between printhead and switching device shifter with separate, and connective stability is high, be conducive to improve the intellectuality of machine.
Further scheme is, printhead is provided with the first installation portion and the second installation portion, and driving head is provided with the 3rd installation portion, and switching device shifter arranges the 4th installation portion;
The first installation portion and the 3rd installation portion have the arc outer wall of mutual correspondence;
The second installation portion and the 4th installation portion have the arc outer wall of mutual correspondence.
Therefore, accomplished in many ways can be passed through in location between driving head, printhead and switching device shifter, for example can make the position between driving head, printhead and switching device shifter relatively fixing by locate modes such as draw-in groove, triangle, rectangles, but the cooperation being connected with magnetic by corresponding cambered surface outer wall, be conducive to improve the tolerance connecting, lower and connect fault rate.
Further scheme is, three-dimensional printer also comprises attemperator, and attemperator is enclosed within the discharge end periphery of printhead.
Therefore, by attemperator being arranged on to the discharge end of printhead, be conducive to prevent that the consumptive material of melting from solidifying, avoid stopping up discharging opening.
Further scheme is, three-dimensional printer also comprises cleaning device, cleaning device comprises pump, the first pipe, valve, upper cleaning box, the second pipe and lower cleaning box, the first end of the first pipe is connected with pump, valve is arranged on pipe, valve is for controlling the break-make of the first pipe, upper cleaning box surrounds the cavity for splendid attire cleaning fluid, the second termination of the upper end of upper cleaning box and the first pipe is logical, the lower end of upper cleaning box is for connecting with the feed end of printhead, the first end of the second pipe is connected with the discharging opening of printhead, lower cleaning box is loaded with cleaning fluid, the second end of cleaning fluid submergence the second pipe.
Therefore, cleaning device can be cleared up the remaining consumptive material of printhead, by pump, upper cleaning box is applied to negative pressure, make the cleaning fluid of lower cleaning box arrive upper cleaning box through the consumptive material cavity of printhead, by pump, upper cleaning box is applied to malleation again, make the cleaning fluid of cleaning box turn back to lower cleaning box through the consumptive material cavity of printhead, because cleaning fluid is solubilized or the liquid that decomposes consumptive material, so printhead is cleaned and is conducive to avoid the accumulation of remaining consumptive material to be solidified by cleaning device, avoid stopping up printhead, also be conducive to improve the entity shaping quality of three-dimensional printer.
Further scheme is, three-dimensional printer also comprises the polishing piece that elastomeric material is made, and polishing piece offers slit in the middle, the discharge end of printhead through slit and with slit interference fit.
Therefore, the discharge end by printhead with there is flexible slit and carry out interference fit, the remaining consumptive material on the discharging opening of printhead can be walked by slit wiping, clean by polishing piece to discharging opening, is conducive to improve Forming Quality next time.
In order to realize the second object of the present invention, the invention provides a kind of Method of printing of three-dimensional printer, three-dimensional printer comprises at least two print cartridges, print cartridge installing rack, movable frame, driving head, at least two printheads and at least two switching device shifters, in print cartridge, accommodate consumptive material, print cartridge installing rack is used for installing print cartridge, driving head is arranged on movable frame, each printhead receives the consumptive material that a print cartridge is supplied with, printhead is connected with driving head separably by the first jockey, printhead is connected with switching device shifter separably by the second jockey, wherein, Method of printing comprises: the printhead being connected with driving head is moved to a switching device shifter place by driving head, switching device shifter is connected with printhead, driving head separates with printhead, driving head moves to another printhead place, driving head is connected with printhead, switching device shifter separates with printhead.
From such scheme, by be provided with multiple printheads and multiple switching device shifter that printhead is installed at three-dimensional printer, utilize driving head to carry out the relatively simple monochrome printhead of choice structure by the required switching device shifter place that moves to of reality, thereby realizing utilizes printhead simple in structure to realize colored moulding, after a kind of forming materials of color, drive printhead to move in switching device shifter by driving head, being connected by switching device shifter and this printhead again, and driving head separates with this printhead, then the switching device shifter place that driving head is provided with another printhead by moving to another, connect this printhead and continue the moulding of another color, visible, switch different printheads by driving head and realize colored 3D solid moulding, this Method of printing has the control of being easy to, low cost and other advantages.
Further scheme is, three-dimensional printer also comprises attemperator, and attemperator is enclosed within the discharge end periphery of printhead; Three-dimensional printer is after switching device shifter is connected with printhead, and three-dimensional printer starts attemperator.
Therefore, attemperator is arranged on to the discharge end of printhead, by the printhead that is connected to switching device shifter is incubated, be conducive to prevent that the consumptive material of melting from solidifying, avoid stopping up discharging opening.
Further scheme is, three-dimensional printer also comprises cleaning device, cleaning device comprises pump, the first pipe, valve, upper cleaning box, the second pipe and lower cleaning box, the first end of the first pipe is connected with pump, valve is arranged on pipe, valve is for controlling the break-make of the first pipe, upper cleaning box surrounds the cavity for splendid attire cleaning fluid, the second termination of the upper end of upper cleaning box and the first pipe is logical, the lower end of upper cleaning box is for connecting with the feed end of printhead, the first end of the second pipe is connected with the discharging opening of printhead, lower cleaning box is loaded with cleaning fluid, the second end of cleaning fluid submergence the second pipe, three-dimensional printer is after switching device shifter is connected with printhead, and Method of printing also comprises: pump applies negative pressure to upper cleaning box, in the time that upper cleaning box fills with described cleaning fluid, pump applies malleation to upper cleaning box.
Therefore, by utilizing pump to apply negative pressure or malleation to upper cleaning box, make cleaning fluid pass back and forth the consumptive material cavity of printhead, utilize cleaning device to clean and be conducive to avoid the accumulation of remaining consumptive material to be solidified printing complete printhead, avoid stopping up printhead, be also conducive to improve the entity shaping quality of three-dimensional printer.
Accompanying drawing explanation
Fig. 1 is the structure chart of existing three-dimensional printer.
Fig. 2 is the structure chart of three-dimensional printer the first embodiment of the present invention.
Fig. 3 is the structure chart of driving head, printhead and switching device shifter in three-dimensional printer the first embodiment of the present invention.
Fig. 4 is the exploded view of driving head, printhead and switching device shifter in three-dimensional printer the first embodiment of the present invention.
Fig. 5 is the structural representation of driving head, printhead and switching device shifter in three-dimensional printer the first embodiment of the present invention.
Fig. 6 is the structure chart of three-dimensional printer the second embodiment of the present invention.
Fig. 7 is the part-structure figure of printhead, switching device shifter and protective device in three-dimensional printer the second embodiment of the present invention.
Fig. 8 is the partial exploded view of protective device in three-dimensional printer the second embodiment of the present invention.
Fig. 9 is the structural representation of driving head, printhead, switching device shifter and protective device in three-dimensional printer the second embodiment of the present invention.
Figure 10 is the connection diagram of printhead, protective device and cleaning device in three-dimensional printer the second embodiment of the present invention.
Figure 11 is the local principle schematic of cleaning device in three-dimensional printer of the present invention the 3rd embodiment.
Figure 12 is the local principle schematic of cleaning device in three-dimensional printer of the present invention the 4th embodiment.
Below in conjunction with drawings and Examples, invention is described further.
The specific embodiment
Three-dimensional printer the first embodiment:
With reference to Fig. 2, Fig. 2 is the structure chart of three-dimensional printer 3, three-dimensional printer 3 comprises four printheads 31, four switching device shifters 39 and print cartridge installing rack 32, multiple print cartridges 321 are installed in print cartridge installing rack 32, print cartridge 321 provides the consumptive material holding in it 322 to printhead 31 by its discharging opening respectively, this consumptive material 322 can be solid-state thread consumptive material, consumptive material also can be pulverous, the form such as liquid, the structure of print cartridge of holding different shape consumptive material is different, the present embodiment describes three-dimensional printer 3 as an example of print cartridge that solid-state thread consumptive material is housed example.Four switching device shifters 39 are arranged on one end of print cartridge installing rack 32, and each switching device shifter can be installed a printhead 31.
Three-dimensional printer 3 also comprises movable frame 33, balladeur train 34, base plate 36, molding seat 37 and driving head 38, movable frame 33 can move up and down along screw rod 35, balladeur train 34 can move left and right in the definite plane of movable frame 33, and driving head 38 is arranged on balladeur train 34 and can moves forward and backward along balladeur train 34, thereby can be connected then and print 3D solid 371 on the molding seat 37 being arranged on base plate 36 with printhead 31 by driving head 38.
With reference to Fig. 3 and Fig. 4, Fig. 3 and Fig. 4 are respectively structure chart and the exploded view of driving head 38, printhead 31 and switching device shifter 39.Driving head 38 comprises base portion 381 and is arranged on the installation portion 382 of base portion 381 tops, between base portion 381 and installation portion 382, form a platform 385 for printhead 31 is positioned, radially penetratingly offer a through hole 384 at base portion 381, driving head 38 is installed on balladeur train 34 by utilizing balladeur train 34 to pass through hole 384, and driving head 38 can be reciprocatingly slided along balladeur train 34.Magnetic devices 383 as jockey is installed at the middle part of installation portion 382, and magnetic devices 383 can be the electromagnet forming around iron core by electric wire, and is formed with the outer wall of outer convex at installation portion 382.
With reference to Fig. 5 and in conjunction with Fig. 3, Fig. 5 is driving head 38, printhead 31 and switching device shifter 39 phantom while cooperatively interacting.Because being, magnetic devices 383 and magnetic devices 393 there is the device that can produce magnetic, so by the main body 314 that can be made by the material of magnetic attraction printhead 31, or with being fixed on the position of main body 314 correspondences by the material of magnetic attraction, and in the present embodiment, the outer wall 316,317 of main body 314 all adopts and can be made by the metal of magnetic attraction.
In the time that magnetic devices 383 produces magnetic, outer wall 316 adsorbs the magnetic being produced by magnetic devices 383, simultaneously because outer wall 316 and installation portion 382 have corresponding arc outer wall, so the arc outer wall of outer wall 316 and installation portion 382 is in contact with one another, thereby driving head 31 is successfully installed on platform 385, and completes between driving head 38 and printhead 31 and be connected.In the time that magnetic devices 383 does not produce magnetic, outer wall 316 will no longer be attracted by magnetic devices 383, and printhead 31 can be separated from driving head 38.
In the time that magnetic devices 393 produces magnetic, outer wall 317 adsorbs the magnetic being produced by magnetic devices 393, simultaneously because outer wall 317 and installation portion 391 have corresponding arc outer wall, so the arc of outer wall 317 and installation portion 391 is in contact with one another, thereby driving head 31 is successfully installed on installation portion 391, and completes between switching device shifter 39 and printhead 31 and be connected.In the time that magnetic devices 393 does not produce magnetic, outer wall 317 will no longer be attracted by magnetic devices 393, and printhead 31 can be separated from switching device shifter 39.
With reference to Fig. 1, because multiple printheads 31 under original state are installed on switching device shifter 39 by starting magnetic devices 393, in the time that three-dimensional printer 3 is worked, need to pass through movable frame 33, balladeur train 34 and driving head 38 cooperation each other, driving head is moved to required printhead place, and the arc outer wall that utilizes outer wall 316 and installation portion 382 cooperatively interacts and fixes the relative position between driving head 38 and printhead 31, subsequently by controlling magnetic devices 383, make magnetic devices 383 produce magnetic, and complete being connected between driving head 38 and printhead 31.Subsequently, control corresponding magnetic devices 393 and make it not produce magnetic, thereby printhead 31 can separate from switching device shifter 39.Finally, by the mobile movement that drives printhead 31 of driving head 38, on molding seat 37, print 3D solid 371 thereby realize.Carry out when three-dimensionally shaped when switching different printhead 31, driving head 38 will drive printhead 31 to return in corresponding switching device shifter 39, by starting magnetic devices 393 and closing magnetic devices 383, thereby printhead 31 is turned back to switching device shifter 39 positions, then driving head 31 carries out the switching of different printheads by moving to different printhead 31, the consumptive material of different colours is housed by different printheads, on molding seat 37, prints color three dimension entity 371 thereby realize.
Three-dimensional printer the second embodiment:
On the basis of three-dimensional printer 3 first embodiment, three-dimensional printer 3 can also be separately installed with four protective devices 4 on the guide rod 392 below four switching device shifters 39.With reference to Fig. 7 and Fig. 8; protective device 4 comprises housing 41; one side of housing 41 is formed through an installing hole 411; installing hole 411 is sleeved in guide rod 392; and between the fixed part 394 arranging, spring 42 is set below housing 41 and guide rod 392, provide reset force by spring 42 for protective device 4.Protective device 4 also comprises polishing piece 43, attemperator 45 and covers part 44.Polishing piece 43 is made by rubber-like or TPO elastomeric material, and offers a slit 431 at the middle part of polishing piece 43.The spring-like insulation device of attemperator 45 for being formed by metal material coiling, by this attemperator 45 is switched on, can make attemperator 45 evolutions of heat.Cover the installation position 442 that part 44 extends to form a polishing piece 43 in the middle downwards, and offer through hole 441 in installation position 442.
With reference to Fig. 9 and in conjunction with Fig. 8, in housing 41, be formed with an attemperator installation position 412 that has a bottom tube-like, when by polishing piece 43, attemperator 45 with when covering part 44 and being arranged on housing 41, attemperator 45 is arranged in this installation position 412, covering part 44 covers above housing 41, and the through hole 441 that covers part 44 is positioned at directly over attemperator 45, then polishing piece 43 is installed in installation position 442.
When need to be when being connected to printhead 31 on switching device shifter 39 and protecting; protective device 4 is along guide rod 392 upward slidings; first the discharging opening 313 that is positioned at discharge end 312 belows contacts with polishing piece 43; then discharge end 312 is through slit 431; interference fit by discharge end 312 with slit 431, can be walked by slit 431 wipings the remaining consumptive material on discharging opening 313.Discharge end 312 arrives in installation position 412 through through hole 441 subsequently, because installation position 412 is provided with the attemperator 45 of spring-like, attemperator 45 is sleeved on outside discharge end 312, in the time of attemperator 45 heating power, can prevent that under discharge end 312 molten conditions, consumptive material solidifies.
Three-dimensional printer the 3rd embodiment:
On the basis of three-dimensional printer 3 second embodiment, three-dimensional printer 3 can also increase cleaning device 5.It is the disclosed cleaning device of Chinese invention patent application of CN103317853A " print head cleaning device and cleaning method " by name that cleaning device 5 can adopt application publication number.With reference to Figure 10 and Figure 11, the pump 51 of cleaning device 5 is minipump.Pump 51 has a gas outlet 511 and an air inlet 512.Cleaning device 5 also comprises the first relief valve 52, the first on-off valve 53, the second relief valve 54, the second on-off valve 55, baroceptor 56, protecting bin 57, upper cleaning box 58, lower cleaning box 59 and pipe; wherein, this pipe by being responsible for 61, the first arm 62 and the second arm 63 form.The first end of the first arm 62 and gas outlet 511 are connected, and the first end of the second arm 63 and air inlet 512 are connected.Supervisor 61 front end, the second end of the first arm 62 and the second end of the second arm 63 are connected by tee pipe fitting.The first relief valve 52 and the first on-off valve 53 are arranged on the first arm 62, and the second relief valve 54 and the second on-off valve 55 are arranged on the second arm 63.Baroceptor 56 and protecting bin 57 are arranged on supervisor 61.
Can establish a hole in the upper end of the feed end 311 of printhead 31, be communicated with the first end of pipe 64 by this hole, the second end of pipe 64 is communicated with the lower end of upper cleaning box 58, and the upper end of upper cleaning box 58 is connected with supervisor 61 rear end.
Connect and offer interconnecting part 413 in the bottom of attemperator installation position 412, interconnecting part 413 is for being communicated with hermetically the first end of discharging opening 313 and pipe 65, and the second end of pipe 65 is immersed in the cleaning fluid that is contained in lower cleaning box 59.
In the time that printhead 31 is carried out to cleaning process, by control pump 51, the first relief valve 52, the first on-off valve 53, the second relief valve 54 and the second on-off valve 55, make cleaning box 58 alternately occur negative pressure and malleation.Apply negative pressure and make the cleaning fluid of lower cleaning box 59 successively by consumptive material cavity, discharge end 311, the pipe 64 of pipe 65, discharging opening 313, discharge end 312, printhead 31, finally arrive upper cleaning box 58.Then, apply cleaning fluid Yan Yuan road that malleation makes cleaning box 58 and return and arrive lower cleaning box 59, the dissolving by cleaning fluid to consumptive material or decomposition, clean the remaining consumptive material of printhead 31 thereby realize.
Three-dimensional printer the 4th embodiment:
On the basis of three-dimensional printer 3 the 3rd embodiment, it is the disclosed another kind of cleaning device of CN103317853A Chinese invention patent application that cleaning device 5 can also adopt application publication number.With reference to Figure 12, the pump of cleaning device 7 is the electric cylinder being driven by motor 71.Motor 71 by rack-and-pinion or worm and gear driven plunger 72 to left movement upwards cleaning box 78 load malleation, driven plunger 72 moves right upwards cleaning box 78 and loads negative pressure.The lower end of upper cleaning box 78 is communicated with the second end of pipe 64, and the first end of pipe 64 is communicated with feed end 311.Can realize equally the remaining consumptive material of printhead 31 is cleaned by this cleaning device 7
The Method of printing embodiment of three-dimensional printer:
First the 3D solid that three-dimensional printer is printed needs is successively cut processing, then the information of layering processing is delivered to plate cutting center, first plate cutting center selects a kind of consumptive material of color according to instruction subsequently, three-dimensional printer moves to driving head at the printhead place that this color is housed, be arranged on the magnetic devices of driving head by control, driving head is connected with printhead.Then, switching device shifter separates connecting this printhead thereon, and subsequently, driving head drives printhead to move, thereby and by printhead, consumptive material is liquefied and extrude and on molding seat, print 3D solid.
In the time that needs switch different colours and print, need mobile driving head to print the switching of head.First driving head drives printhead to move on original switching device shifter position, is arranged on the magnetic devices of switching device shifter by control, and switching device shifter is connected with printhead.Subsequently, then control the magnetic devices that is arranged on driving head, this printhead connecting is thereon separated.Thereby driving head is realized and is separated printhead, the printhead place of required color is housed to another by mobile driving head again, again driving head is connected with this printhead, and switching device shifter is separated this printhead, thereby realize the switching to different printheads, and on molding seat, print colored 3D solid.
In the time that printhead is connected with switching device shifter; plate cutting center can judge the consumptive material that is contained in this printhead; judge whether this consumptive material also can will be used; when this consumptive material also needs to be used; mobile protective device slides and is sleeved on outside the discharge end of printhead along guide rod, and starts the attemperator that is sleeved on printhead discharge end periphery.
When this consumptive material no longer needs to be used; after the consumptive material of this color has completed printing; mobile protective device slides and is sleeved on outside the discharge end of printhead along guide rod; and start cleaning device; by cleaning device, the remaining consumptive material in printhead is cleaned; wherein, first the pump of cleaning device applies negative pressure to upper cleaning box, and the cleaning fluid that is contained in lower cleaning box is extracted in upper cleaning box along consumptive material cavity, the discharge end of discharging opening, discharge end, printhead successively.Then the pump of cleaning device applies malleation to upper cleaning box, and the cleaning fluid Yan Yuan road that is contained in cleaning box is returned, thereby realize, the remaining consumptive material in printhead is cleaned.
From said method, by be provided with multiple printheads and multiple switching device shifter that printhead is installed at three-dimensional printer, utilize driving head to carry out the relatively simple monochrome printhead of choice structure by the required switching device shifter place that moves to of reality, utilize printhead simple in structure to realize colored moulding thereby realize.After a kind of forming materials of color, drive printhead to move in switching device shifter by driving head, being connected by switching device shifter and this printhead again, and driving head separates with this printhead, then the switching device shifter place that driving head is provided with another printhead by moving to another, connects this printhead and continues the moulding of another color.Visible, switch different printheads by driving head and realize colored 3D solid moulding, its have simple in structure, be easy to control, low cost and other advantages.And by attemperator, polishing piece and cleaning device, printhead is protected and cleaned, be conducive to avoid the accumulation of consumptive material to be solidified, printhead then results in blockage.
Finally it is emphasized that the present invention is not limited to above-mentioned embodiment, as jockey adopts other for example by the cooperation of locating dowel and locating hole, for example all can realize separably and connecting by modes such as mechanical fasteners cooperations again.The quantity of for example printhead and switching device shifter also thinks that four with first-class again, and these all should be included in the protection domain of the claims in the present invention.
Claims (10)
1. three-dimensional printer, comprises
At least two print cartridges, accommodate consumptive material in print cartridge described in each;
Print cartridge installing rack, for installing described print cartridge;
Movable frame;
Driving head, is arranged on described movable frame;
It is characterized in that:
At least two printheads, described in each, printhead receives the consumptive material that a described print cartridge is supplied with, and described printhead is connected with described driving head separably by the first jockey;
At least two switching device shifters, described in each, switching device shifter is connected with a described printhead separably by the second jockey.
2. three-dimensional printer according to claim 1, is characterized in that:
Described the first jockey is arranged on described driving head or on described printhead;
Described the second jockey is arranged on described switching device shifter or on described printhead.
3. three-dimensional printer according to claim 2, is characterized in that:
Described the first jockey is the first magnetic devices;
Described the second jockey is the second magnetic devices.
4. three-dimensional printer according to claim 3, is characterized in that:
Described printhead is provided with the first installation portion and the second installation portion, and described driving head is provided with the 3rd installation portion, and described switching device shifter arranges the 4th installation portion;
Described the first installation portion and described the 3rd installation portion have the arc outer wall of mutual correspondence;
Described the second installation portion and described the 4th installation portion have the arc outer wall of mutual correspondence.
5. according to the three-dimensional printer described in claim 1 to 4 any one, it is characterized in that:
Described three-dimensional printer also comprises attemperator, and described attemperator is enclosed within the discharge end periphery of described printhead.
6. according to the three-dimensional printer described in claim 1 to 4 any one, it is characterized in that:
Described three-dimensional printer also comprises cleaning device, and described cleaning device comprises
Pump;
The first pipe, the first end of described the first pipe is connected with described pump;
Valve, described valve is arranged on described pipe, and described valve is for controlling the break-make of described the first pipe;
Upper cleaning box, surrounds the cavity for splendid attire cleaning fluid, and the second termination of the upper end of described upper cleaning box and described the first pipe is logical, and lower end is for connecting with the feed end of described printhead;
The second pipe, the first end of described the second pipe is connected with the discharging opening of described printhead;
Lower cleaning box, is loaded with described cleaning fluid, the second end of the second pipe described in described cleaning fluid submergence.
7. according to the three-dimensional printer described in claim 1 to 4 any one, it is characterized in that:
Described three-dimensional printer also comprises the polishing piece of being made up of elastomeric material, and described polishing piece offers slit in the middle, the discharge end of described printhead through described slit and with described slit interference fit.
8. the Method of printing of three-dimensional printer, described three-dimensional printer comprises at least two print cartridges, print cartridge installing rack, movable frame, driving head, at least two printheads and at least two switching device shifters, in described print cartridge, accommodate consumptive material, described print cartridge installing rack is used for installing described print cartridge, described driving head is arranged on described movable frame, described in each, printhead receives the consumptive material that a described print cartridge is supplied with, described printhead is connected with described driving head separably by described the first jockey, described printhead is connected with described switching device shifter separably by described the second jockey,
It is characterized in that:
Described Method of printing comprises
The printhead being connected with described driving head is moved to a switching device shifter place by described driving head;
Switching device shifter is connected with printhead;
Described driving head separates with printhead;
Described driving head moves to another printhead place;
Described driving head is connected with printhead;
Switching device shifter separates with printhead.
9. the Method of printing of three-dimensional printer according to claim 8, is characterized in that:
Described three-dimensional printer also comprises attemperator, and described attemperator is enclosed within the discharge end periphery of described printhead;
Described three-dimensional printer is after switching device shifter is connected with printhead, and described three-dimensional printer starts described attemperator.
10. the Method of printing of three-dimensional printer according to claim 8, is characterized in that:
Described three-dimensional printer also comprises cleaning device, described cleaning device comprises pump, the first pipe, valve, upper cleaning box, the second pipe and lower cleaning box, the first end of described the first pipe is connected with described pump, described valve is arranged on described pipe, described valve is for controlling the break-make of described the first pipe, described upper cleaning box surrounds the cavity for splendid attire cleaning fluid, the second termination of the upper end of described upper cleaning box and described the first pipe is logical, the lower end of described upper cleaning box is for connecting with the feed end of described printhead, the first end of described the second pipe is connected with the discharging opening of described printhead, described lower cleaning box is loaded with described cleaning fluid, the second end of the second pipe described in described cleaning fluid submergence,
Described three-dimensional printer is after switching device shifter is connected with printhead, and described Method of printing also comprises
Described pump applies negative pressure to described upper cleaning box;
In the time that upper cleaning box fills with described cleaning fluid, described pump applies malleation to described upper cleaning box.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073577.5A CN103786347B (en) | 2014-02-28 | 2014-02-28 | Three-dimensional printer and Method of printing thereof |
| PCT/CN2015/073389 WO2015127901A1 (en) | 2014-02-28 | 2015-02-28 | 3d printer and printing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073577.5A CN103786347B (en) | 2014-02-28 | 2014-02-28 | Three-dimensional printer and Method of printing thereof |
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| Publication Number | Publication Date |
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| CN103786347A true CN103786347A (en) | 2014-05-14 |
| CN103786347B CN103786347B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410073577.5A Active CN103786347B (en) | 2014-02-28 | 2014-02-28 | Three-dimensional printer and Method of printing thereof |
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| CN (1) | CN103786347B (en) |
| WO (1) | WO2015127901A1 (en) |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260009A (en) * | 1991-01-31 | 1993-11-09 | Texas Instruments Incorporated | System, method, and process for making three-dimensional objects |
| WO2006020685A2 (en) * | 2004-08-11 | 2006-02-23 | Cornell Research Foundation, Inc. | Modular fabrication systems and methods |
| CN103317853A (en) * | 2013-06-10 | 2013-09-25 | 珠海天威飞马打印耗材有限公司 | Printing head cleaning device and cleaning method |
| CN103481515A (en) * | 2013-09-05 | 2014-01-01 | 珠海天威飞马打印耗材有限公司 | Three-dimensional (3D) printer |
| CN203805507U (en) * | 2014-02-28 | 2014-09-03 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040005374A1 (en) * | 2002-05-16 | 2004-01-08 | Subhash Narang | Creating objects through X and Z movement of print heads |
| CN203267224U (en) * | 2013-04-20 | 2013-11-06 | 朱仕杰 | Three-dimensional printer with multiple printing heads |
| CN103786347B (en) * | 2014-02-28 | 2016-06-01 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer and Method of printing thereof |
-
2014
- 2014-02-28 CN CN201410073577.5A patent/CN103786347B/en active Active
-
2015
- 2015-02-28 WO PCT/CN2015/073389 patent/WO2015127901A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260009A (en) * | 1991-01-31 | 1993-11-09 | Texas Instruments Incorporated | System, method, and process for making three-dimensional objects |
| WO2006020685A2 (en) * | 2004-08-11 | 2006-02-23 | Cornell Research Foundation, Inc. | Modular fabrication systems and methods |
| CN103317853A (en) * | 2013-06-10 | 2013-09-25 | 珠海天威飞马打印耗材有限公司 | Printing head cleaning device and cleaning method |
| CN103481515A (en) * | 2013-09-05 | 2014-01-01 | 珠海天威飞马打印耗材有限公司 | Three-dimensional (3D) printer |
| CN203805507U (en) * | 2014-02-28 | 2014-09-03 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer |
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| CN104085107A (en) * | 2014-06-26 | 2014-10-08 | 珠海天威飞马打印耗材有限公司 | Three-dimensional printer, printing method of three-dimensional printer and printing device of printing method |
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| EP3204215A4 (en) * | 2014-10-08 | 2018-05-30 | Hewlett-Packard Development Company, L.P. | Additive manufacturing device |
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| WO2015127901A1 (en) | 2015-09-03 |
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Effective date of registration: 20220915 Address after: Room 103-036, 1st Floor, Building 1, No. 18, Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 (centralized office area) Patentee after: Zhuhai Tianwei Additives Co.,Ltd. Address before: 519060 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Patentee before: PRINT RITE UNICORN IMAGE PRODUCTS Co.,Ltd. OF ZHUHAI |