CN108215168A - For the 3D printer of multicolour accumulation printing - Google Patents
For the 3D printer of multicolour accumulation printing Download PDFInfo
- Publication number
- CN108215168A CN108215168A CN201810177158.4A CN201810177158A CN108215168A CN 108215168 A CN108215168 A CN 108215168A CN 201810177158 A CN201810177158 A CN 201810177158A CN 108215168 A CN108215168 A CN 108215168A
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- CN
- China
- Prior art keywords
- melt flow
- colour mixture
- control device
- flow road
- batch mixing
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- 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
- B29C67/0007—Manufacturing coloured articles not otherwise provided for, e.g. by colour change
-
- 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
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/314—Preparation
-
- 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
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
- B29C64/336—Feeding of two or more materials
-
- 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
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
Abstract
The invention discloses the 3D printers for multicolour accumulation printing,It includes supportive body,It is set to supportive body upper end and the pan feeding control device for raw material to be controlled to flow to,It is set to supportive body lower end and can be around the rotating body of own axis,The lower end of rotating body is provided with several extruder heads arranged along its circumferencial direction uniform intervals,Pan feeding control device includes frame body,The haul hole that guiding solid feed enters is provided on frame body,The upper end of supportive body is provided with the guide groove for frame body to be guided to move in the horizontal direction,It is provided on supportive body in guide groove and along the interval-staggered monochromatic melt flow road of guide groove guide direction,Colour mixture feeding channel,Frame body is connected to be oriented to switching mechanism and be oriented to the power guide direction that can realize pan feeding control device along guide groove of switching mechanism output and moves and realize and switch between colour contamination boot state and colour mixture boot state.
Description
It is on 08 28th, 2017 the applying date that the present invention, which is, application No. is：2016103542006, entitled " string
The divisional application of the patent of invention of color, colour mixture integral type colour 3D printer ".
Technical field
The present invention relates to a kind of 3D printer, more particularly to a kind of colored 3D printer.
Background technology
3D printing brings worldwide manufacturing industry revolution, be in the past part design place one's entire reliance upon production technology can be real
It is existing, and the appearance of 3D printer, it will this production thinking is overturned, this causes enterprise not consider further that life when component is produced
Production. art problem, the design of any complicated shape can be realized by 3D printer；3D printing is without mechanical processing or mould
Tool can just generate the object of any shape directly from computer graphics data, so as to highly shortened the production of product week
Phase improves productivity.Although being still left to be desired, 3D printing technique market potential is huge, certainly will become following manufacturing
One of numerous break-through skills.
Existing 3D printer is mostly printed using monochrome, and color printer is mostly printed using colour mixture formula raw material,
The mixture generated after the raw material mixing of multiple color；3D printer currently on the market there is no using colour contamination formula raw material into
Row printing, the colour contamination formula raw material is that the raw material series connection of multistage different color is made, required due to different print objects
Colour contamination length and color allocation scheme it is different, formulated before can not accomplishing the printing of colour contamination raw material, therefore, constrain colour contamination and beat
The realization of India side formula.
Invention content
To solve the deficiencies in the prior art, the object of the present invention is to provide a kind of achievable colour contamination printing and colour mixture printings
It is incorporated into integrated 3D printer.
To realize the above-mentioned technical purpose, the technical solution of use of the invention is as follows.
For multicolour accumulation printing 3D printer, including supportive body, be set to supportive body upper end and
For controlling pan feeding control device that raw material flows to, being set to supportive body lower end and can be around the rotation master of own axis
Body, the lower end of rotating body are provided with several extruder heads arranged along its circumferencial direction uniform intervals, rotation seat ontology and branch
The interface for being provided with that quantity is identical with extruder head quantity and is connected with extruder head in one-to-one correspondence in the contact face of main body is supportted,
Several are provided on supportive body for receiving the monochromatic melt flow road of the raw material of pan feeding control device offer, and therein one
Wherein one mutually connection of a interface and monochromatic melt flow road；
Above-mentioned pan feeding control device is arranged between colour contamination boot state and colour mixture boot state to switch, and be in
During colour contamination boot state, pan feeding control device receive multiply solid feed and bootable multiply solid feed successively deeply extremely
In corresponding monochrome melt flow road；When pan feeding control device is in colour mixture boot state, it is former that pan feeding control device receives multiply solid-state
Expect and guide into mixing mechanism and generate molten state mixture, pan feeding control device simultaneously guides molten state mixed raw material to enter to
In one of monochrome melt flow road；
Pan feeding control device includes frame body, and the haul hole that guiding solid feed enters, the upper end of supportive body are provided on frame body
Portion is provided with the guide groove for frame body to be guided to move in the horizontal direction, is provided on supportive body in guide groove and along guide groove
The interval-staggered monochromatic melt flow road of guide direction, colour mixture feeding channel, frame body, which is connected to, to be oriented to switching mechanism and is oriented to
The guide direction that the power of switching mechanism output can realize pan feeding control device along guide groove is moved and is realized in colour contamination boot state
And switch between colour mixture boot state；Under colour contamination boot state, haul hole guiding solid feed is entered in monochromatic melt flow road；
Under colour mixture boot state, haul hole guiding solid feed is entered in colour mixture feeding channel；The delivery end of colour mixture feeding channel connects
It is connected to mixing mechanism；
It is oriented to switching mechanism and includes power generation component, driving pulley b, driven pulley b, power occurs member drives end and is provided with
Driving pulley b has been fixedly and coaxially connected second between driving pulley b, driven pulley b by synchronous band connection, driven pulley b
Bar, the output end of the second screw, which is connected to the rotary force that frame body and the second screw provide, can drive guiding side of the frame body along guide groove
To movement, frame body along the guide direction motion process of guide groove, it can be achieved that haul hole and monochromatic melt flow road, colour mixture feeding channel it
Between the switching that connects.
Above-mentioned technical proposal advanced optimizing and improving.
The bottom of above-mentioned frame body is provided with the guide rail to match with guide groove, and the bottom of frame body is additionally provided with and the second screw
The journal stirrup being connected.
Above-mentioned technical proposal advanced optimizing and improving.
The avoidance guide groove passed through for journal stirrup is installed on supportive body.
Above-mentioned technical proposal advanced optimizing and improving.
Mixing mechanism includes batch mixing cover body, and the mixing chamber that can accommodate raw material is provided in batch mixing cover body, is gone back on batch mixing cover body
Several are provided with colour mixture feeding channel in corresponding and the raw material of colour mixture feeding channel importing can be received and by raw material
The material receiving port being directed into mixing chamber is additionally provided with to crush the raw material in mixing chamber, be mixed in batch mixing cover body
Batch mixing mandrel, the driving end of batch mixing mandrel is connected to the power supply component of feeding unit and by power supply member drives
Batch mixing mandrel is around the rotation of own axes.
Above-mentioned technical proposal advanced optimizing and improving.
The discharge end of batch mixing cover body is additionally provided with the batch mixing connected with mixing chamber and squeezes out channel, is provided on supportive body
The colour mixture melt flow road that batch mixing squeezes out the raw material that channel provides, the other end in colour mixture melt flow road and one of monochromatic melt flow can be received
Road is connected.
The advantageous effect that the present invention obtains compared with prior art is that the present invention provides practicable 3D printers
Colour contamination printing embodiment, and the present invention colour contamination printing technique and colour mixture printing technique are also incorporated into one, it can be achieved that
Multipurpose prints.
Description of the drawings
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in the embodiment will be done simply below
It introduces, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ordinary skill people
For member, without creative efforts, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structure diagram of pan feeding control device.
Fig. 3 is the structure diagram of frame body.
Fig. 4 is the structure diagram of bonding mechanism.
Fig. 5 is the structure diagram of bonding mechanism.
Fig. 6 is the structure diagram of feeding unit.
Fig. 7 is to be oriented to the structure diagram that switching mechanism matches with frame body.
Fig. 8 is the structure diagram that supportive body matches with frame body.
Fig. 9 is the structure diagram of supportive body.
Figure 10 is the structure diagram of mixing mechanism.
Figure 11 is the structure diagram of batch mixing cover body.
Figure 12 is the structure diagram that feeding unit matches with mixing mechanism.
Figure 13 is the structure diagram that supportive body matches with batch mixing cover body.
Figure 14 is the structure diagram of batch mixing mandrel.
Figure 15 is the structure diagram of supportive body.
Figure 16 is the structure diagram of supportive body.
Figure 17 is the structure diagram of rotating body.
Figure 18 is the structure diagram that supportive body matches with rotating body, switching power supply device.
Figure 19 is the colour mixture material structure diagram that multiple monochromatic common discharges in melt flow road generate.
It is denoted as in figure：
10th, supportive body；110th, main heat source mounting hole；120th, monochromatic melt flow road；130th, colour mixture feeding channel；140th, colour mixture melt flow
Road；150th, guide groove；160th, rotary rail；170th, center connecting hole；
20th, rotating body；210th, track groove；220th, frustum；230th, interface；240th, fastener；250th, extruder head；
30th, main calandria；
40th, switch power supply device；410th, power generating unit；420th, power reception component；430th, power output part a；
440th, power output part b；450th, connecting shaft；460th, turbine；
50th, pan feeding control device；510th, frame body；511st, clip slot；512nd, haul hole；513rd, locating notch；514th, it is oriented to notch；
515th, journal stirrup；
60th, bonding mechanism；610th, driving lever；620th, wheel body is clamped；630th, power wheel body；640th, dynamic clamping head and quiet clamping head；650th, draw material set；
70th, feeding unit；710th, power supply component；720th, driving pulley a；730th, drive shaft members；731st, external key；740th, it is intermediate
Belt wheel；750th, shifting block；760th, worm screw；770th, the first screw；
80th, it is oriented to switching mechanism；810th, component occurs for power；820th, driving pulley b；830th, driven pulley b；
90th, mixing mechanism；910th, batch mixing cover body；920th, material receiving port；930th, driven pulley a；940th, batch mixing mandrel；941st, mixing is broken
Broken section；942nd, end plate；943rd, flow-disturbing mixing section；944th, blade；
950th, batch mixing heat source mounting hole；960th, batch mixing squeezes out channel.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment rather than whole embodiments of the present invention.Based on this hair
Embodiment in bright, those of ordinary skill in the art without making creative work, the every other reality obtained
Example is applied, belongs to the scope of the present invention.
Conventional consumptive material of the solid feed referred in the present invention for 3D printer, the linear structure of the solid feed.
As shown in Fig. 1-18, for the 3D printer of multicolour accumulation printing, including supportive body 10, it is set to support
10 upper end of main body and for controlling pan feeding control device 50 that raw material flows to, being set to 10 lower end of supportive body and can be around
The rotating body 20 of own axis, the lower end of rotating body 20 are provided with several along its circumferencial direction uniform intervals cloth
The extruder head 250 put, rotation seat ontology be provided in the contact face of supportive body quantity it is identical with 250 quantity of extruder head and
With extruder head in the interface connected is corresponded, several are provided on supportive body 10 and is carried for receiving pan feeding control device 50
The monochromatic melt flow road 120 of the raw material of confession, and wherein one mutually connection of one of interface and monochromatic melt flow road 120.
The raw material of different colours is placed in a plurality of monochrome melt flow road respectively, passes through the rotation and adjustment of rotating body 20 and corresponding melt flow
250 position of extruder head that road is connected, so as to ensure that the raw material of different colours realizes squeezing out quantitative, the extrusion capacity of molten state raw material is
Volume according to target print object is calculated, and can carry out the switching of different color raw material in real time, realizes colour contamination printing
Purpose.
More perfectly, be arranged to can be in colour contamination boot state and colour mixture boot state for above-mentioned pan feeding control device 50
Between switch, and during in colour contamination boot state, pan feeding control device 50 receives multiply solid feed and bootable multiply
Solid feed successively deeply in corresponding monochromatic melt flow road 120；When pan feeding control device 50 is in colour mixture boot state, enter
Material control device 50 receives multiply solid feed and guides into mixing mechanism 90 and generate molten state mixed raw material, pan feeding control
Device 50 simultaneously guides molten state mixed raw material to enter in one of monochromatic melt flow road 12.
As shown in Fig. 2,3,7-9, pan feeding control device 50 includes frame body 510, and guiding solid feed is provided on frame body 510
The haul hole 512 of entrance, the upper end of supportive body 10 are provided with the guide groove for frame body 510 to be guided to move in the horizontal direction
150, it is provided on supportive body 10 in guide groove 150 and is melted along the interval-staggered monochrome of 150 guide direction of guide groove
Runner 120, colour mixture feeding channel 130, frame body 510 are connected to guiding switching mechanism 80 and are oriented to the dynamic of the output of switching mechanism 80
The guide direction that power can realize pan feeding control device 50 along guide groove 150 is moved and is realized in colour contamination boot state and colour mixture guiding
Switch between state；Under colour contamination boot state, haul hole 512 guides solid feed to enter in monochromatic melt flow road 120；Colour mixture is drawn
It leads under state, haul hole 512 guides solid feed to enter in colour mixture feeding channel 130；The delivery end of colour mixture feeding channel 130
It is connected to mixing mechanism 90.
More perfectly, referring to attached drawing 8,9, above-mentioned haul hole 512, monochromatic melt flow road 120, colour mixture feeding channel 130
It is three strands；Monochromatic melt flow road can be extended respectively to by the solid feed of three kinds of different colours of guiding of pan feeding control device 50
In 120 or extend respectively in colour mixture feeding channel 130.
As shown in Fig. 1,2,10-14, mixing mechanism 90 includes batch mixing cover body 910, is provided with and can accommodate in batch mixing cover body 910
The mixing chamber of raw material is additionally provided with several on batch mixing cover body 910 with colour mixture feeding channel 130 in corresponding and can receive
The raw material that colour mixture feeding channel 130 imports and the material receiving port 920 that introduces a material into mixing chamber are also set in batch mixing cover body 910
The batch mixing mandrel 940 for being crushed, being mixed to the raw material in mixing chamber is useful for, the driving end of batch mixing mandrel 940 connects
It is connected to the power supply component 710 of feeding unit 70 and batch mixing mandrel 940 is driven around own axes by power supply component 710
Rotation.
As shown in Fig. 9,11,15, the discharge end of batch mixing cover body 910, which is additionally provided with the batch mixing connected with mixing chamber and squeezes out, to be led to
Road 960, the colour mixture melt flow road 140 that batch mixing squeezes out the raw material that channel 960 provides can be received by being provided on supportive body 10, and colour mixture melts
The other end of runner 140 is connected with one of monochromatic melt flow road 120.
As shown in Fig. 2,3,7,8, it is oriented to switching mechanism 80 and includes power generation component 810, driving pulley b820, driven belt
B830 is taken turns, power occurs component 810 and end is driven to be provided with driving pulley b820, between driving pulley b820, driven pulley b830
By synchronous band connection, driven pulley b830 has been fixedly and coaxially connected the second screw, and the output end of the second screw is connected to frame
The rotary force that body 510 and the second screw provide can drive frame body 510 to be moved along the guide direction of guide groove 150.Structure is occurred by power
Part 810（Motor）There is provided power, and via driving pulley b820, driven pulley b830 and be set to driving pulley b820, from
Synchronous belt is transferred to the second screw between movable belt pulley b830, provides rotary force by the second screw and drives frame body 510 along guide groove 150
Guide direction movement, wherein, frame body 510 along the guide direction motion process of guide groove 150, it can be achieved that haul hole 512 with it is single
The switching connected between color melt flow road 120, colour mixture feeding channel 130.
More perfectly, the bottom of above-mentioned frame body 510 is provided with the guide rail to match with guide groove 150, the bottom of frame body 510
Portion is additionally provided with the journal stirrup 515 being connected with the second screw；More optimally, it is installed on supportive body 10 for journal stirrup
The 515 avoidance guide grooves passed through.
As shown in Fig. 1,2,10-14, batch mixing auxiliary heat source is installed on batch mixing cover body 910, the auxiliary heat source of batch mixing can be to mixing chamber
Interior transmission heat source and by the melting sources in mixing chamber, the batch mixing arranged with mixing chamber coaxial line is provided in batch mixing cover body 910
Mandrel 940, the batch mixing mandrel 940 include mixing reduction stage 941, flow-disturbing mixing section 943, mix reduction stage 941 and flow-disturbing
943 coaxial line of mixing section is arranged and 910 both ends of batch mixing cover body that are placed in, and mixing reduction stage 941 is for the broken and mixed of raw material
Closing reduction stage 941 can push raw material to be moved towards 943 direction of flow-disturbing mixing section, and flow-disturbing mixing section 943 is used for molten state raw material
It uniformly mixes and raw material can be pushed to squeeze out channel 960 to batch mixing and flow.
As shown in figure 14, mix be additionally provided between the end of reduction stage 941 and batch mixing cover body 910 for mixing chamber into
The batch mixing cover body 942 of row sealing.
As shown in figure 14, it is additionally provided on flow-disturbing mixing section 943 along its circumferencial direction uniform intervals arrangement and the side of bending
To the blade 944 identical with 943 rotation direction of flow-disturbing mixing section, pusher notch, the pusher notch are offered on blade 944
Rotational trajectory and batch mixing squeeze out channel 960 and be connected；Advantage is, by molten state original by the way of Inner extrusion
Material is squeezed into batch mixing and is squeezed out in channel 960, and pusher notch can ensure the smoothness that molten state raw material squeezes out.
As shown in figure 12, it is connected between the driving end of batch mixing mandrel 940 and feeding unit 70 by mediation member, by
Feeding unit 70 provides power and batch mixing mandrel 940 is driven to work.
More specifically, feeding unit 70 includes power supply component 710（Motor）, be set to power supply component 710
Output shaft and the driving pulley a720 that can receive rotary force, driving pulley a720 is by mediation member and is set to batch mixing core
Axis 940 drives the driven pulley a930 connections of end.
As shown in Fig. 1,2,4,6, feeding unit 70, which further includes, to be useful for pushing what multiply solid feed was individually fed one by one
Independent pusher, independent pusher can push one wherein arbitrary solid feed individually towards monochromatic melt flow road 120 or
130 direction of colour mixture feeding channel is goed deep into.
As shown in Fig. 1,2,4,6, above-mentioned independent pusher includes the transmission that can be subjected to displacement along own axes direction
Shaft member 730, be socketed on drive shaft members 730 and be evenly spaced on along 730 central axial direction of drive shaft members several are dynamic
Wheels body 630, drive shaft members 730 are also associated with the translation mechanism for it to be pushed to be moved along own axes direction, power wheel body
630 corresponding with solid feed and power wheel body 630 rotations can push corresponding solid feed to be melted towards monochromatic
Runner 120 or 130 direction of colour mixture feeding channel are goed deep into, several are additionally provided in drive shaft members 730 along drive shaft members 730
Heart axis direction uniform intervals arrange and with 630 corresponding external key of power wheel body, be provided with external key phase on power wheel body 630
Matched keyway, and drive shaft members 730 are along the motion process of own axes direction, has and only there are one external keys and above-mentioned its
In keyway on a power wheel body 630 match；The driving end set of drive shaft members 730 has counter wheel 740, and pass
Connection is established by the cooperation of key and keyway between moving axis part 730 and counter wheel 740, counter wheel 740 is with being set to power
By synchronous band connection between the driving pulley a720 of 710 output end of delivery member, and counter wheel 740 is mixed with being set to
Pass through synchronous band connection between the driven pulley a930 of the material driving of mandrel 940 end.
As shown in fig. 6, above-mentioned translation mechanism includes the shifting block 750 for being fixedly installed on 730 free end of drive shaft members, dial
Block 750 is also associated with the first screw 770 of central axis and the centerline axis parallel of drive shaft members 730, is provided on frame body 510
The guiding notch 514 that constraint shifting block 750 is translated along 730 central axial direction of drive shaft members, the driving end connection of the first screw 770
There is translation power supply component, rotary force is provided by translation power supply component and drive the first screw 770 around own axes
Rotation, the rotary force that the first screw 770 provides can realize that constraint shifting block 750 is translated along 730 central axial direction of drive shaft members.
As shown in figures 1 to 6, pan feeding control device 50 further includes the bonding mechanism 60 for being installed on frame body 510, bonding mechanism 60
Corresponding with solid feed and for pushing solid feed pan feeding, the bonding mechanism 60 includes driving lever 610, clamping wheel body
620, driving lever 610 is of an L-shaped structure and driving lever 610 is made of orthogonal long rod segment, quarter butt section, long rod segment, quarter butt section hang down
Straight junction is provided with shaft and driving lever 610 can be deflected around the shaft, and the central axial direction and solid-state of the shaft are former
The pan feeding direction of material is perpendicular, and the free end of quarter butt section, which is movably set with, to be pressed from both sides around the clamping wheel body 620 of own axis
It is corresponding with power wheel body 630 and clamp clamping zone, solid-state are formed between wheel body 620 and power wheel body 630 to hold wheel body 620
Raw material is introduced in pan feeding control device 50, the clamping zone across clamping wheel body 620 and power wheel body 630, tightens machine
Structure 60, which further includes that driving lever 610 is pushed to deflect and is realized, clamps the elastic reset that wheel body 620 is drawn close towards 630 direction of power wheel body
Part 640.The elastic force provided by dynamic clamping head and quiet clamping head 640 can push clamping wheel body 620 to be drawn close towards power wheel body 630 and cause dynamic
More frictional force is obtained between wheels body 630 and solid feed surface, and realizes that stable promotion solid feed is advanced.
Above-mentioned dynamic clamping head and quiet clamping head 640 is cylindrically coiled spring, and is compressed spring.
More optimally, the circumferential surface of above-mentioned clamping wheel body 620 offer curve inwardly and with solid feed table
The groove body that face shape is adapted, the circumferential surface of power wheel body 630 offer anti-skid chequer.
More optimally, the avoid holes passed through for solid feed are offered in the long rod segment of driving lever 710 so that solid-state is former
Passing through for material is more smooth, and does not bend.
As shown in Fig. 1,2,4,5, it is also equipped on pan feeding control device 50 corresponding with bonding mechanism 60 for several
And for guide solid feed go deep into bonding mechanism 60 draw material set 650, draw material set 650 upper end be provided with draw material cone
Slot；Drawn by setting and expect that set 650 easily facilitates solid feed and gos deep into inside 3D printer.
As shown in Figs. 1-3, the clip slot for limiting power wheel body 630,610 position of driving lever is additionally provided on frame body 510
511, and the rotational trajectory of driving lever 610 and the shape of clip slot 511 are adapted.
More specifically, above-mentioned bonding mechanism 60 has three groups, and there are three along central shaft for socket in drive shaft members 730
The power wheel body 630 that line direction is evenly spaced on, power wheel body 630 match and with clamping wheel body 620 to three bursts of solid-state originals
Material is clamped, is guided.
The pan feeding end in above-mentioned multiple monochromatic melt flow roads 120 is arranged in the upper top surface of supportive body 10 in dispersed, more
The exhaust end in a monochrome melt flow road 120 is in draw close the bottom surface that shape is arranged in supportive body 10.It is above-mentioned referring to shown in attached drawing 8
Monochromatic melt flow road 120 is three, and the pan feeding end in three monochromatic melt flow roads 120 is arranged in the upper of supportive body 10 in dispersed
Top surface, the exhaust end in three monochromatic melt flow roads 120 are in draw close the bottom surface that shape is arranged in supportive body 10.
As shown in Fig. 1,8,9, supportive body 10 be provided with for in monochromatic melt flow road 120 raw material, colour mixture melts
The heat source of raw material transferring heat energy in runner 140；More preferably, the main calandria for being in the form of a column structure is installed on supportive body 10
30, and the main heat source mounting hole 110 for installing main calandria 30 is provided on supportive body 10；The main calandria 30
The thermal energy of generation can be spread into monochromatic melt flow road 120, colour mixture melt flow road 140.
As shown in Fig. 1,15-18, the inclined bottom surface for being arranged in supportive body 10 of rotating body 20, and rotating body
Angle between 20 central axis and perpendicular is δ, and the extruder head 250 for being set to 20 bottom surface of rotating body is oblique
It arranges, the angle of cut between 20 central axis of central axis and rotating body of extruder head 250 is β, and wherein angle δ is equal to angle of cut β,
The central axis of extruder head 250 is with the plane where 20 central axis of rotating body between reference plane a, adjacent reference plane a
Angle be γ, wherein, the angle that rotating body 20 rotates every time be angle γ integral multiple；It is excellent using the high-lighting of the design
Point is, it is ensured that extruder head 250 is connected, and the rotational trajectory of extruder head 250 is not in vertical state and monochromatic melt flow road 120
It is interfered with the printing target object of lower section so that it is more convenient to replace extruder head.
More specifically, it is set in above-mentioned rotating body 20 in the extruder head 250 of vertical direction arrangement by being connect with it
The exhaust end of logical interface 230 and above-mentioned one of monochromatic melt flow road 120 is connected.
The number of above-mentioned extruder head 250 is no less than the number in monochromatic melt flow road 120, the extruder head provided in the present embodiment
250 number is equal with 120 numbers of monochromatic melt flow road, it is ensured that the molten state raw material individual flow in each monochrome melt flow road 120
Enter to extruder head.The number for being more than or equal to monochromatic melt flow road 120 using the number of extruder head 250 in the present invention also has
One purpose is, avoids colour mixture, ensures each extruder head 250 only by a kind of raw material of color.
More perfectly, the number in monochromatic melt flow road 120 is N, and the number of extruder head 250 is N+1, has N number of extruder head can
With the exhaust end in monochromatic melt flow road 120 in connection is corresponded under vertical state, one of extruder head can be in vertical state
The lower exhaust end with all melt flow roads is connected and realizes colour mixture in the extruder head；Since mixing part being not present in extruder head
Part, so the shaping raw material after colour mixture is in multilayer architecture colour mixture material；Referring to attached drawing 19, the color of three monochromatic melt flow road extrusions
Respectively C1, C2, C3, by three monochromatic 12 common discharges of melt flow road and in the extruder head being also turned on three monochromatic melt flow roads
Inside form the colour mixture material in three-decker.
The colour contamination and batch mixing Method of printing, method of colored 3D printer include：
S1：The different solid feed of injection color or molten state raw material in three strands of monochromatic melt flow roads on supportive body 10,
When the raw material of injection is solid feed, the heat for melting it can be generated by the main calandria 30 being set on supportive body 10
Energy；
S2：It rotates rotating body 20 and adjusts the extruder head 250 connected with melt flow road；Since rotating body 20 is set to support master
10 bottom surface of body and that several can be provided on own axis, the bottom surface of rotating body 20 is equal along its circumferencial direction
Even spaced apart extruder head 250, rotating body 20 in the contact face of supportive body 10 with being provided with quantity and extruder head 250
Quantity is identical and is in correspond the interface 230 connected, and its of one of interface and melt flow road with extruder head 250
In one mutually connect；Each extruder head can only squeeze out the raw material of identical single color, pass through the rotation of rotating body 20
So as to fulfill the printing of colour contamination；
S3：It is further opened on supportive body 10 and the colour mixture melt flow road 140 that wherein one monochromatic melt flow road 120 is connected, colour mixture
The feeding end in melt flow road 140 is connected with mixing mechanism 90, and the mixing mechanism 90 includes batch mixing cover body 910, batch mixing cover body 910
The mixing chamber of raw material can be accommodated by being inside provided with, and be additionally provided with to crush the raw material in mixing chamber, mix in batch mixing cover body 910
The batch mixing mandrel 940 of stirring is closed, the driving end of batch mixing mandrel 940 is connected to the power supply component 710 of feeding unit 70 simultaneously
Rotation of the batch mixing mandrel 940 around own axes is driven by power supply component 710, batch mixing mandrel 940 can be pushed in mixing chamber
Raw material flows to colour mixture melt flow road 140, when the extruder head under vertical state is connect by monochromatic melt flow road 120 and colour mixture melt flow road 140
When logical, you can extrusion mixing material.
In above-mentioned step S2, the inclined bottom surface for being arranged in supportive body 10 of rotating body 20, and rotating body
Angle between 20 central axis and perpendicular is δ, and the extruder head 250 for being set to 20 bottom surface of rotating body is oblique
It arranges, the angle of cut between 20 central axis of central axis and rotating body of extruder head 250 is β, and wherein angle δ is equal to angle of cut β,
The central axis of extruder head 250 is with the plane where 20 central axis of rotating body between reference plane a, adjacent reference plane a
Angle be γ, wherein, the angle that rotating body 20 rotates every time be angle γ integral multiple；It is set to above-mentioned rotating body 20
And pass through the interface 230 connected with it and the row in above-mentioned one of melt flow road in the extruder head 250 of vertical direction arrangement
Material termination is logical.
More perfectly, the number in monochromatic melt flow road 120 is three, and the number of extruder head 250 is four, and there are three squeeze out
Head can be connected with the exhaust end in three monochromatic melt flow roads 120 in corresponding under vertical state, and one of extruder head can be
It is connected under vertical state with the exhaust end in all monochromatic melt flow roads 120 and colour mixture is realized in the extruder head, and form colour mixture
Material.
As shown in Figure 15,16, supportive body 10 is common with rotating body 20 with being provided in the contact face of rotating body 20
Axis is arranged and the rotary rail 160 of structure annular in shape, and the rotary rail 160 is in double frustum cone structures, and rotates and lead
The diameter of rail 160 is first gradually by the bottom surface that it suspends end towards supportive body 10 along the central axial direction of rotating body 20
Increase gradually reduces again, coaxial line arrangement and tapered cone slot is additionally provided in rotary rail 160, and bore slot
The central axial direction of opening diameter along rotating body 20 suspends the bottom surface of end towards supportive body 10 by it and gradually reduces,
The center connecting hole 170 positioned at cone slot slot bottom is additionally provided at the center of rotary rail 160；It is provided with and bores in rotating body 20
The frustum 220 that slot matches, be additionally provided in rotating body 20 be socketed on 220 outside of frustum and with 160 phase of rotary rail
The guide-track groove 210 matched is also equipped at the center of frustum 220 running through 320 wall portion of frustum along 20 central axial direction of rotating body
Fastener shaft 240, the outside of fastener shaft is socketed with bearing and fixed with the inner ring of bearing, and the outer ring of bearing and rotating body 20 are solid
Fixed connection, fastener shaft are plugged in center connecting hole 170 and are fixed with 10 phase of supportive body.
More optimally, the exhaust end in above-mentioned monochromatic melt flow road 120 is vertically arranged in the wall of rotary rail 160
Portion, interface 230 are set in track groove 210.Referring to shown in attached drawing 16, monochromatic melt flow road 120 extends and wears in vertical direction
In the wall portion of rotary rail 160.
As shown in figure 18, the switching for driving rotating body 20 around own axis is also equipped on supportive body 10
Power supply device 40, the switching power supply device 40 include the power output part being connect with rotating body 20
A430, for receive rotary force and can to power output part a430 transmit rotary force power reception component 420.
More optimally, above-mentioned power output part a430 is bevel gear, and above-mentioned power reception component 420 is with moving
The spur gear or helical gear or bevel gear that power output block a430 is meshed.
More optimally, switching power supply device 40, which further includes, is provided in the power generating unit of supportive body 10
410（Motor）, the output terminal of power generating unit 410 is connected to power reception component 420, and from power reception component 420 to
Power output part a430 transmits torsion, so as to drive the rotation of rotating body 20.
As shown in figure 18, switching power supply device 40 is further included connect and can be around itself with power reception component 420
The power output part b440 of axis rotation, it is fixedly connected with power output part b440 and the connecting shaft of coaxial setting 450, company
The output end of axis 450 is provided with turbine 460, and the driving end of the first above-mentioned screw 770 is equipped with worm screw 760, and whirlpool
Wheel 460 is meshed with worm screw 760.Its meaning and advantageous effect are, when rotating body 20 rotates, with monochromatic melt flow road
120 extruder heads connected switch, and the monochromatic melt flow road 120 of conveying is also changed at this time, is filled by switching power supply
The power generating unit 410 put provides identical power source, it is ensured that the synchronism of switching.
More optimally, it is provided with that turbine 460, worm screw 760, the first screw 770 are installed on above-mentioned frame body 510
Locating notch 513.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention；
A variety of modifications of these embodiments will be apparent for those skilled in the art, defined in the present invention
General Principle can not depart from the present invention spirit or scope in the case of, realize in other embodiments.Therefore, originally
Invention will not be defined to the embodiments shown herein, and be to fit to and the principles and novel features disclosed herein
Consistent most wide range.
Claims (5)
1. for the 3D printer of multicolour accumulation printing, which is characterized in that it includes supportive body, is set on supportive body
End and for controlling pan feeding control device that raw material flows to, being set to supportive body lower end and can be around own axis
Rotating body, the lower end of rotating body is provided with several extruder heads arranged along its circumferencial direction uniform intervals, revolves seat
Ontology be provided in the contact face of supportive body quantity it is identical with extruder head quantity and with extruder head in correspond connect
Logical interface is provided with several on supportive body for receiving the monochromatic melt flow road of the raw material of pan feeding control device offer, and
And wherein one mutually connection of one of interface and monochromatic melt flow road；
Above-mentioned pan feeding control device is arranged between colour contamination boot state and colour mixture boot state to switch, and be in
During colour contamination boot state, pan feeding control device receive multiply solid feed and bootable multiply solid feed successively deeply extremely
In corresponding monochrome melt flow road；When pan feeding control device is in colour mixture boot state, it is former that pan feeding control device receives multiply solid-state
Expect and guide into mixing mechanism and generate molten state mixture, pan feeding control device simultaneously guides molten state mixed raw material to enter to
In one of monochrome melt flow road；
Pan feeding control device includes frame body, and the haul hole that guiding solid feed enters, the upper end of supportive body are provided on frame body
Portion is provided with the guide groove for frame body to be guided to move in the horizontal direction, is provided on supportive body in guide groove and along guide groove
The interval-staggered monochromatic melt flow road of guide direction, colour mixture feeding channel, frame body, which is connected to, to be oriented to switching mechanism and is oriented to
The guide direction that the power of switching mechanism output can realize pan feeding control device along guide groove is moved and is realized in colour contamination boot state
And switch between colour mixture boot state；Under colour contamination boot state, haul hole guiding solid feed is entered in monochromatic melt flow road；
Under colour mixture boot state, haul hole guiding solid feed is entered in colour mixture feeding channel；The delivery end of colour mixture feeding channel connects
It is connected to mixing mechanism；
It is oriented to switching mechanism and includes power generation component, driving pulley b, driven pulley b, power occurs member drives end and is provided with
Driving pulley b has been fixedly and coaxially connected second between driving pulley b, driven pulley b by synchronous band connection, driven pulley b
Bar, the output end of the second screw, which is connected to the rotary force that frame body and the second screw provide, can drive guiding side of the frame body along guide groove
To movement, frame body along the guide direction motion process of guide groove, it can be achieved that haul hole and monochromatic melt flow road, colour mixture feeding channel it
Between the switching that connects.
2. the 3D printer according to claim 1 for multicolour accumulation printing, which is characterized in that above-mentioned frame body
Bottom is provided with the guide rail to match with guide groove, and the bottom of frame body is additionally provided with the journal stirrup being connected with the second screw.
3. the 3D printer according to claim 2 for multicolour accumulation printing, which is characterized in that opened on supportive body
It is provided with the avoidance guide groove passed through for journal stirrup.
4. the 3D printer according to claim 2 for multicolour accumulation printing, which is characterized in that mixing mechanism includes
Batch mixing cover body is provided with the mixing chamber that can accommodate raw material in batch mixing cover body, several is additionally provided on batch mixing cover body and is entered with colour mixture
Material channel is in one-to-one correspondence and can receive the raw material of colour mixture feeding channel importing and introduce a material into the splicing into mixing chamber
Mouthful, the batch mixing mandrel for being crushed, being mixed to the raw material in mixing chamber is additionally provided in batch mixing cover body, batch mixing mandrel
Driving end is connected to the power supply component of feeding unit and by power supply member drives batch mixing mandrel around own axes
Rotation.
5. the 3D printer according to claim 4 for multicolour accumulation printing, which is characterized in that the row of batch mixing cover body
Material end is additionally provided with the batch mixing connected with mixing chamber and squeezes out channel, and batch mixing extrusion channel can be received by, which being provided on supportive body, carries
The colour mixture melt flow road of the raw material of confession, the other end in colour mixture melt flow road are connected with one of monochromatic melt flow road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177158.4A CN108215168A (en) | 2017-08-28 | 2017-08-28 | For the 3D printer of multicolour accumulation printing |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177158.4A CN108215168A (en) | 2017-08-28 | 2017-08-28 | For the 3D printer of multicolour accumulation printing |
| CN201710747030.2A CN107322923B (en) | 2017-08-28 | 2017-08-28 | Colour contamination, colour mixture integral type colour 3D printer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710747030.2A Division CN107322923B (en) | 2017-08-28 | 2017-08-28 | Colour contamination, colour mixture integral type colour 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108215168A true CN108215168A (en) | 2018-06-29 |
Family
ID=60228465
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177168.8A Withdrawn CN108215169A (en) | 2017-08-28 | 2017-08-28 | The colored 3D printer of more nozzle free switchings |
| CN201810177158.4A Withdrawn CN108215168A (en) | 2017-08-28 | 2017-08-28 | For the 3D printer of multicolour accumulation printing |
| CN201810177157.XA Withdrawn CN108454091A (en) | 2017-08-28 | 2017-08-28 | For the mixed uniformly colored 3D printer of multicolour raw material |
| CN201810177124.5A Withdrawn CN108407282A (en) | 2017-08-28 | 2017-08-28 | The colored 3D printer of uniform color mixture printing |
| CN201710747030.2A Active CN107322923B (en) | 2017-08-28 | 2017-08-28 | Colour contamination, colour mixture integral type colour 3D printer |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177168.8A Withdrawn CN108215169A (en) | 2017-08-28 | 2017-08-28 | The colored 3D printer of more nozzle free switchings |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177157.XA Withdrawn CN108454091A (en) | 2017-08-28 | 2017-08-28 | For the mixed uniformly colored 3D printer of multicolour raw material |
| CN201810177124.5A Withdrawn CN108407282A (en) | 2017-08-28 | 2017-08-28 | The colored 3D printer of uniform color mixture printing |
| CN201710747030.2A Active CN107322923B (en) | 2017-08-28 | 2017-08-28 | Colour contamination, colour mixture integral type colour 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN108215169A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019109114A1 (en) * | 2017-12-05 | 2019-06-13 | Schreiner Konrad | Printhead for the layer-by-layer application of material |
| CN108215195B (en) * | 2018-01-05 | 2019-01-08 | 绍兴柯桥恒松针纺有限公司 | The seamless series-mounting of the wire body consumptive material of 3D printer colour print can be achieved |
| CN108215199B (en) * | 2018-01-05 | 2019-01-01 | 绍兴亨利领带时装有限公司 | Synchronization transport line mechanism for the docking of 3D printer wire body consumptive material |
| CN109304862B (en) * | 2018-12-05 | 2023-10-03 | 河北科技大学 | Double-nozzle synchronous printing device based on FDM technology |
| CN110328854B (en) * | 2019-08-15 | 2021-05-04 | 王素贞 | Automatic 3D of pay-off is wire reel for printer |
| CN111016433B (en) * | 2019-12-25 | 2021-01-15 | 西安交通大学 | MEMS piezoelectric type ink-jet printing head with multiple ink jetting and mixing functions |
| CN111361151B (en) * | 2020-03-17 | 2021-04-27 | 重庆市美客无双智能科技有限公司 | Color mixing 3D printing nozzle assembly and color mixing method |
| TWI734559B (en) * | 2020-07-15 | 2021-07-21 | 龍華科技大學 | Automatic material changing mechanism of 3d printer |
| CN113001982B (en) * | 2021-03-17 | 2022-12-16 | 深圳市创想三维科技股份有限公司 | Extrusion device and 3D printer |
| CN113799391B (en) * | 2021-09-15 | 2023-04-18 | 泉州信息工程学院 | 3D printer multicolor wire feeding device and working method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204136435U (en) * | 2013-12-30 | 2015-02-04 | 河南海王星科技发展有限公司 | The 3D printer that a kind of fusion stacking is shaping |
| CN105835362B (en) * | 2016-04-02 | 2018-06-19 | 重庆秋平模型有限公司 | A kind of cycle type 3D printer nozzle switching device |
| CN105965898B (en) * | 2016-07-04 | 2018-06-19 | 吉林省夏唯自动化工程有限公司 | A kind of 3D printer nozzle of rotatable switching |
| CN106827499B (en) * | 2017-01-20 | 2019-01-08 | 嘉兴钛胺新材料科技有限公司 | A kind of multi-functional 3D printing head |
-
2017
- 2017-08-28 CN CN201810177168.8A patent/CN108215169A/en not_active Withdrawn
- 2017-08-28 CN CN201810177158.4A patent/CN108215168A/en not_active Withdrawn
- 2017-08-28 CN CN201810177157.XA patent/CN108454091A/en not_active Withdrawn
- 2017-08-28 CN CN201810177124.5A patent/CN108407282A/en not_active Withdrawn
- 2017-08-28 CN CN201710747030.2A patent/CN107322923B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107322923A (en) | 2017-11-07 |
| CN108454091A (en) | 2018-08-28 |
| CN108407282A (en) | 2018-08-17 |
| CN108215169A (en) | 2018-06-29 |
| CN107322923B (en) | 2018-11-02 |
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Application publication date: 20180629 |