CN107322919A - The passive differential speed type material feeding system of colour contamination formula colour 3D printer - Google Patents
The passive differential speed type material feeding system of colour contamination formula colour 3D printer Download PDFInfo
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- CN107322919A CN107322919A CN201710747063.7A CN201710747063A CN107322919A CN 107322919 A CN107322919 A CN 107322919A CN 201710747063 A CN201710747063 A CN 201710747063A CN 107322919 A CN107322919 A CN 107322919A
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- gear
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- left half
- moving part
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- 238000011109 contamination Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 title claims abstract description 20
- 239000007787 solid Substances 0.000 claims abstract description 33
- 239000002994 raw material Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims description 42
- 230000003319 supportive effect Effects 0.000 claims description 39
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000010146 3D printing Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 210000003128 head Anatomy 0.000 description 51
- 238000007639 printing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 239000000155 melt Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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
- B29C64/112—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
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/227—Driving means
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The invention discloses the passive differential speed type material feeding system of the colored 3D printer of colour contamination formula, it is characterized in that, it includes pan feeding actuating unit, described pan feeding actuating unit includes power supply part, differential component a, differential component b, moving part, differential component a can receive the power of power supply part offer, moving part is arranged between differential component a, differential component b, and moving part is used to receive differential component a power and power is transferred into differential component b；It is of the invention that mode of the passive differential speed type material feeding system for single driving is provided, and most four raw material/consumptive materials may be guided towards motion in melt flow road；Power is provided by power input link, when the first melt flow road and interface are connected, when second, third melt flow road is in closure state, overstocked increase and the resistance reverse to solid feed generation in second, third melt flow road, stopped operating so as to realize for leading into the power wheel body in second, third melt flow road, and stop feeding.
Description
Technical field
The present invention relates to a kind of 3D printer, more particularly to it is a kind of can active colour contamination 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 part is produced
Production. art problem, the design of any complicated shape can be realized by 3D printer；3D printing is without machining or mould
Tool, just can directly generate the object of any shape from computer graphics data, so as to highly shortened the production week of product
Phase, improve productivity ratio.Although being still left to be desired, 3D printing technique market potential is huge, certainly will turn into following manufacturing
One of numerous break-through skills.
Printed, printed more than color printer using colour mixture formula raw material using monochrome more than existing 3D printer,
The colour mixture material produced after the raw material mixing of multiple color；3D printer in the market is not entered using colour contamination formula raw material
Row printing, described 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, it is impossible to accomplish to formulate before the printing of colour contamination raw material, therefore, constrain colour contamination and beat
The realization of India side formula.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of 3D printer of achievable colour contamination printing,
And adaptivity adjustment can be carried out according to different print objects, the replacing of color can be carried out in real time.
To realize above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
The passive differential speed type material feeding system of colour contamination formula colour 3D printer, it includes pan feeding actuating unit, described pan feeding
Actuating unit includes power supply part, differential component a, differential component b, moving part, and differential component a can receive power supply portion
The power that part is provided, moving part is arranged between differential component a, differential component b, and moving part is used to receive differential component a's
Power is simultaneously transferred to differential component b by power；
Above-mentioned differential component a includes that structure and support a can be in the form of a column around the support a, described support a of own axis
On offer inside groove a perpendicular to its center axis, support a outside, which is socketed with, to be secured to connect and can to receive power defeated
Enter and be provided with the power reception component of the revolving force of component offer, inside groove a positioned at left and right two sides of support a and in relative
Left half axle gear a, right axle shaft gear a, left half axle gear a, the right axle shaft gear a of arrangement are rotated with support a be connected respectively, and left half
Shaft gear a is coaxial to be fixedly connected with along to the left half axle a on the outside of support a, and the coaxial edges that are fixedly connected with of right axle shaft gear a are to support
Be additionally provided with right axle shaft a on the outside of a, inside groove a central axis upright in support a central axis and with left half axle gear a, the right side
The planetary gear a of axle shaft gear a engagements, right axle shaft a outside is socketed with the side power transmission member a mutually fixed with it；
Above-mentioned differential component b include can around own axis support b, support b is in the form of a column on structure and support b and opens up
Have and be provided with the inside groove b perpendicular to its center axis, inside groove b positioned at the left and right sides of support b and in positioned opposite left half
Central axis upright is additionally provided with support b central axis and between left half axle in shaft gear b, right axle shaft gear b, inside groove b
Planetary gear b between gear b, right axle shaft gear b, planetary gear b and left half axle gear b, the right axle shaft gear b of its two side
It is meshed, left half axle gear b is coaxial to be fixedly connected with the left half axle b extended on the outside of support b, the coaxial fixations of right axle shaft gear b
It is connected with the right axle shaft b extended on the outside of support b, left half axle b and is socketed with side power transmission member b；
Above-mentioned moving part, including power transmission shaft and the moving part a of the side of power transmission shaft two, moving part b are fixedly installed on, it is described
Moving part a is meshed with above-mentioned side power transmission member a, and described moving part b is meshed with above-mentioned side power transmission member b；
Fixed cover is connected on fixedly sleeved dynamic wheel body on above-mentioned left half axle a, right axle shaft b, left half axle b and/or right axle shaft a
Power wheel body.
It is further to improve, it is additionally provided with corresponding with power wheel body phase in passive feeding mechanism and is used to guide solid feed
The clamping wheel body of entrance, area of the solid feed from above passive feeding mechanism after introducing, through power wheel body, clamping wheel body
Domain, and extend towards 3D extruder head direction.
Further improve, above-mentioned power input link, power reception component, left half axle gear a, right axle shaft gear
A, planetary gear a are bevel gear, and above-mentioned power supply part is motor b, and power input link is arranged at motor b's
Output shaft end, left half axle gear b, right axle shaft gear b, planetary gear b are bevel gear；It is above-mentioned moving part a, moving part b, dynamic
Power conveying member a, the uniform spur gears of side power transmission member b.
Further improve, the bottom of pan feeding actuating unit is also associated with the extruder of the colored 3D printer of colour contamination formula
Structure, the extrusion mechanism of the colored 3D printer of described colour contamination formula includes supportive body, is arranged at supportive body bottom surface and can
Around the rotation seat body of own axis, it is provided with supportive body and a plurality of receives molten state raw material or to produce molten state former
Several extruder heads arranged along its circumferencial direction uniform intervals, rotation are provided with the melt flow road of material, the bottom surface for revolving seat body
Seat body be provided with contact end face with supportive body quantity it is identical with extruder head quantity and with extruder head in one-to-one corresponding
The interface of connection, and wherein one mutually connection of one of interface and melt flow road；
Seat body is inclined is arranged in the bottom surface of supportive body for rotation, and revolves between the central axis and perpendicular of a body
Angle be δ, the extruder head for being arranged at rotation seat body bottom surface is obliquely arranged, the central axis of extruder head and rotation seat body
The angle of cut between central axis is β, and wherein angle δ is equal to angle of cut β, central axis and the rotation seat body central axis institute of extruder head
Plane for angle between reference plane a, adjacent reference plane a be γ, wherein, the angle that rotation seat body rotates every time is folder
Angle γ integral multiple；
The extruder head for being arranged at above-mentioned rotation seat body and being arranged in vertical direction passes through the interface connected with it and above-mentioned its
In the exhaust end in melt flow road connect.
Compared with prior art, the progress of acquirement and beneficial effect are the present invention, and the present invention provides passive differential speed type
Material feeding system is single mode driven, and most four raw material/consumptive materials may be guided towards motion in melt flow road；Inputted by power
Component provides power, when the first melt flow road and interface connection, and when second, third melt flow road is in closure state, second, third melts
Overstocked increase and the resistance reverse to solid feed generation in runner, so as to realize for leading into second, third melt flow
The power wheel body in road stops operating, and stops feeding.
Brief description of the drawings
In order to illustrate the embodiments of the present invention more clearly, the required accompanying drawing used in embodiment will be done simply below
Introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill people
For member, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is overall structure diagram of the invention.
The structural representation that Fig. 2 is connected for the supportive body of the present invention with rotation seat body.
The structural representation that Fig. 3 is connected for the supportive body of the present invention with rotation seat body.
The structural representation that Fig. 4 is connected for the supportive body of the present invention with rotation seat body.
Fig. 5 is the structural representation of supportive body.
Fig. 6 is the structural representation of supportive body.
The structural representation that Fig. 7 matches for rotation seat body and extruder head.
Fig. 8 is the structural representation of rotation seat body.
Fig. 9 is the structural representation of passive feeding mechanism.
Figure 10 is the structural representation that lead body matches with wire barrel.
Figure 11 is the structural representation that housing matches with bonding mechanism, pan feeding actuating unit.
Figure 12 is the structural representation of intermediate support.
Figure 13 is the structural representation that intermediate support matches with bottom supporter.
Figure 14 is the structural representation that bonding mechanism matches with pan feeding actuating unit.
Figure 15 is the structural representation of bonding mechanism.
Figure 16 is the structural representation of bonding mechanism.
Figure 17 is the structural representation of pan feeding actuating unit.
Figure 18 is the structural representation of pan feeding actuating unit.
The structural representation that Figure 19 is differential component a, differential component b, moving part match.
Figure 20 is the structural representation that power input link matches with differential component a.
Figure 21 is the structural representation that moving part matches with differential component b.
It is denoted as in figure：
10th, supportive body；110th, wire barrel；120th, the first melt flow road；130th, the second melt flow road；140th, the 3rd melt flow road；150、
Thermal source slotted eye；160th, rotary rail；170th, groove is bored；180th, center mounting hole；
20th, calandria；
30th, seat body is revolved；310th, guide groove；320th, frustum；330th, interface；340th, mounting seat；350th, central connector；360th, axle
Hold；
40th, extruder head；
50th, seat actuating unit is revolved；510th, motor a；520th, power input mechanism；530th, power take-off mechanism；
60th, passive feeding mechanism；
610th, housing；611st, intermediate support；611a, constraint chute；612nd, bottom supporter；
620th, lead body；620a, draw material cone groove；620b, inserting column；
70th, bonding mechanism；710th, driving lever；720th, wheel body is clamped；730th, dynamic clamping head and quiet clamping head；740th, power wheel body；
80th, pan feeding actuating unit；810th, motor b；820th, cover body；
830th, power input link；
840th, differential component a；841st, power reception component；842nd, support a；843rd, left half axle gear a；844th, right axle shaft gear a；
845th, planetary gear a；846th, side power transmission member；
850th, differential component b；851st, support b；852nd, left half axle gear b；853rd, right axle shaft gear b；854th, planetary gear b；
860th, moving part；861st, power transmission shaft；862nd, moving part a；863rd, moving part b.
Embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those of ordinary skill in the art are not under the premise of creative work is made, the every other reality obtained
Example is applied, the scope of the present invention is belonged to.
The solid feed referred in the present invention is the conventional consumptive material of 3D printer, and described solid feed is in linear structure.
As shown in figures 1-8, the colored 3D printer of active colour contamination formula, it includes supportive body 10, is arranged at supportive body 10
Bottom surface and can around own axis rotation seat body 30, be provided with supportive body 10 and a plurality of receive molten state raw material
Or produce be provided with the melt flow road of molten state raw material, the bottom surface of rotation seat body 30 several along its circumferencial direction it is uniform between
Every the extruder head 40 of arrangement, revolve and be provided with quantity and the quantity phase of extruder head 40 on the end face of the contact with supportive body 10 of seat body 30
With and with the interface 330 connected in corresponding of extruder head 40, and wherein one of one of interface and melt flow road
Mutually connect.Its general principle is, the raw material of different colours is placed with a plurality of melt flow road respectively, by revolving seat body 30
The position of extruder head 40 connected with corresponding melt flow road is rotated and adjusts, so that ensure that the raw material of different colours realizes squeezing out quantitative,
The extrusion capacity of molten state raw material is that the volume of foundation target print object is calculated, and different color raw material can be carried out in real time
Switching, realizes the purpose of colour contamination printing.
The pan feeding end in above-mentioned multiple melt flow roads is arranged in the upper top surface of supportive body 10, multiple melt flow roads in dispersed
Exhaust end in drawing close the bottom surface that shape is arranged in supportive body 10.Referring to shown in accompanying drawing 3-6, above-mentioned melt flow road is three,
And the pan feeding end in three melt flow roads is arranged in the upper top surface of supportive body 10 in dispersed, the exhaust end in three melt flow roads is in lean on
Hold together the bottom surface that shape is arranged in supportive body 10.
As shown in Fig. 1,2,10, the feeding end portion in three above-mentioned melt flow roads is separately installed with for guiding solid feed to enter
Enter the wire barrel 110 in melt flow road；And carry out conducting effect simultaneously into wire barrel 110 for the high temperature produced in reduction 3D printer
And in order to avoid fusing occurs for the solid feed in wire barrel 110 or softens, the outside of wire barrel 110 is provided with multiple
Cooling fin.
More perfectly, it is provided with supportive body 10 for the thermal source to the raw material transferring heat energy in melt flow road；
Referring to accompanying drawing 1-6, it is provided with calandria 20, and supportive body 10 and is additionally provided with for installing calandria on supportive body 10
20 thermal source slotted eye 150；Calandria 20 after energization can send thermal source and the transferring heat energy into melt flow road, in melt flow road
Solid feed absorb heat energy after occur physical state change and melt, and molten state raw material can along melt flow road guiding
Flow in direction.More optimally, two thermal source slotted eyes 150, and two thermal source slotted eyes are provided with described supportive body 10
Correspondence is provided with installation calandria 20 in 150；The efficiency of heating can be improved by setting two to install calandria 20, and shortens solid
The time required to state melting sources.
As shown in figures 1-8, rotation seat body 30 is inclined is arranged in the bottom surface of supportive body 10, and revolves a body 30
Angle between central axis and perpendicular is δ, and the extruder head 40 for being arranged at the bottom surface of rotation seat body 30 is obliquely arranged,
The angle of cut between the central axis and the central axis of rotation seat body 30 of extruder head 40 is β, and wherein angle δ is equal to angle of cut β, extruder head
Plane where 40 central axis and the central axis of rotation seat body 30 is that the angle between reference plane a, adjacent reference plane a is
γ, wherein, the integral multiple that the angle that rotation seat body 30 rotates every time is angle γ；It is using the high-lighting advantage of the design,
It can ensure that extruder head 40 is connected in vertical state and melt flow road, and the rotational trajectory printing target not with lower section of extruder head 40
Object is interfered so that is changed extruder head and is more facilitated.
More specifically, the extruder head 40 for being arranged at above-mentioned rotation seat body 30 and being arranged in vertical direction with it by connecing
The exhaust end of logical interface 330 and above-mentioned one of melt flow road is connected.
The number of above-mentioned extruder head 40 is no less than the number of the extruder head 40 provided in the number in melt flow road, the present embodiment
For four, it is ensured that the molten state raw material in each melt flow road can be flowed into extruder head.Extruder head 40 is used in the present invention
Number be more than or equal to melt flow road number still another purpose is that, it is to avoid colour mixture, it is ensured that each extruder head 40 leads to
Cross a kind of raw material of color.
More perfectly, the number in melt flow road is N, and the number of extruder head 40 is N+1, has N number of extruder head can be in vertical shape
Connected under state with the exhaust end in melt flow road in corresponding, one of extruder head can under vertical state with all melt flow roads
Exhaust end connect and realize colour mixture in the extruder head.
The colour contamination Method of printing of colored 3D printer, its method includes：
S1：Color different solid feed or molten state raw material are injected into three strands of melt flow roads on supportive body 10, works as note
When the raw material entered is solid feed, the heat energy for melting it can be produced by the calandria 20 being arranged on supportive body 10；
S2：Rotate rotation seat body 30 and adjust the extruder head 40 connected with melt flow road；Because rotation seat body 30 is arranged at support master
The bottom surface of body 10 and can be provided with several around own axis, on the bottom surface for revolving seat body 30 equal along its circumferencial direction
Quantity is provided with even spaced apart extruder head 40, the end face of the contact with supportive body 10 of rotation seat body 30 to count with extruder head 40
Amount is identical and is in correspond the interface 330 connected with extruder head 40, and one of interface and melt flow road are wherein
One is mutually connected；Each extruder head can only extrude the raw material of identical single color, by revolve the rotation of seat body 30 from
And realize the printing of colour contamination.
In above-mentioned step S2, rotation seat body 30 is inclined to be arranged in the bottom surface of supportive body 10, and revolves a body
Angle between 30 central axis and perpendicular is δ, and the extruder head 40 for being arranged at the bottom surface of rotation seat body 30 is oblique
Arrangement, the angle of cut between the central axis and the central axis of rotation seat body 30 of extruder head 40 is β, and wherein angle δ is equal to angle of cut β,
The central axis of extruder head 40 is between reference plane a, adjacent reference plane a with the plane where the central axis of rotation seat body 30
Angle is γ, wherein, the integral multiple that the angle that rotation seat body 30 rotates every time is angle γ；It is arranged at above-mentioned rotation seat body 30 simultaneously
And the extruder head 40 arranged in vertical direction passes through the exhaust end of the interface 330 and above-mentioned one of melt flow road connected with it
Connect.
More perfectly, the number in melt flow road is three, and the number of extruder head 40 is four, has three extruder heads can be perpendicular
Exhaust end under straight state with three melt flow roads is connected in one-to-one corresponding, and one of extruder head can be under vertical state and all
Melt flow road exhaust end connect and realize colour mixture in the extruder head.
As shown in fig. 6, being provided with contact end face of the supportive body 10 with revolving seat body 30 and the coaxial line of rotation seat body 30
Arrange and structure annular in shape rotary rail 160, described rotary rail 160 is in double frustum cone structures, and rotary rail 160
Central axial direction of the diameter along rotation seat body 30 by its suspend end first incrementally increased towards the bottom surface of supportive body 10,
Progressively reduce again, coaxial line arrangement and tapered cone groove 170 are additionally provided with rotary rail 160, and bore groove 170
Central axial direction of the opening diameter along rotation seat body 30 suspends end by it and progressively reduced towards the bottom surface of supportive body 10,
The center of rotary rail 160 is additionally provided with the center mounting hole 180 of the cone bottom land of groove 170；Cone groove is provided with rotation seat body 30
Be additionally provided with 170 frustums 320 matched, rotation seat body 30 be socketed on the outside of frustum 320 and with the phase of rotary rail 160
The guide groove 310 matched somebody with somebody, the center of frustum 320 is also equipped with running through the wall portion of frustum 320 along the central axial direction of rotation seat body 30
Central connector 350, the outside of central connector 350 is socketed with bearing 360 and fixed with the inner ring of bearing 360, bearing 360
Outer ring be fixedly connected with rotation seat body 30, central connector 350 be plugged in center mounting hole 180 and with the phase of supportive body 10
It is fixed.
More optimally, the exhaust end in above-mentioned melt flow road is vertically arranged in the wall portion of rotary rail 160, interface
330 are arranged in guide groove 310.Referring to shown in accompanying drawing 5,6, the first melt flow road, the second melt flow road, the 3rd melt flow road are in vertical side
To the wall portion for extending and being arranged in rotary rail 160.
As shown in Figure 3,4, it is also equipped with supportive body 10 for driving rotation seat body 30 around the rotation of own axis
Seat actuating unit 50, described rotation seat actuating unit 50 is included with revolving power take-off mechanism 530 that seat body 30 is connected, for connecing
Receive revolving force and the power input mechanism 520 of revolving force can be transmitted to power take-off mechanism 530.
More optimally, above-mentioned power take-off mechanism 530 is bevel gear, and above-mentioned power input mechanism 520 is with moving
Spur gear or helical gear or bevel gear that power output mechanism 530 is meshed.
More optimally, rotation seat actuating unit 50 also includes the motor a510 being provided with supportive body 10, motor
A510 output end is connected to power input mechanism 520, and transmits torsion from power input mechanism 520 to power take-off mechanism 530
Power, so as to drive the rotation of rotation seat body 30.
Present invention also offers a kind of passive feeding mechanism 60, when the melt flow road do not connected with interface 330 is in closed
During state, molten state raw material can not outwards flow and produce resistance to solid feed, by the limitation of the resistance, automatically control the port
Stop pan feeding.
As shown in figure 18, above-mentioned passive feeding mechanism 60 mainly includes pan feeding actuating unit 80, described pan feeding power
Mechanism 80 includes power supply part, differential component a840, differential component b850, moving part 860, and differential component a840 can be received
The power that power supply part is provided, moving part 860 is arranged between differential component a840, differential component b850, and moving part
860 are used to receive differential component a840 power and power are transferred into differential component b850.
As depicted in figures 18-20, above-mentioned differential component a840 include can around own axis support a842, it is described
Support a842 is in the form of a column the inside groove a offered on structure and support a842 perpendicular to its center axis, support a842 outside
It is socketed with the power reception component 841 for being secured to connect and can receive the revolving force of the offer of power input link 830, inside groove
It is provided with a positioned at left and right two sides of support a842 and in left half axle gear a843 positioned opposite, right axle shaft gear
A844, left half axle gear a843, right axle shaft gear a844 are rotated with support a842 be connected respectively, and left half axle gear a843 is coaxial solid
Surely it is connected with along to the left half axle a on the outside of support a842, right axle shaft gear a844 is coaxial to be fixedly connected with along to outside support a842
Central axis upright is additionally provided with the right axle shaft a of side, inside groove a in support a842 central axis and and left half axle gear
The planetary gear a845 of a843, right axle shaft gear a844 engagement, right axle shaft a outside are socketed with the power mutually fixed with it and transmitted
Component a846.
More perfectly, above-mentioned power input link 830, power reception component 841, left half axle gear a843, right half
Shaft gear a844, planetary gear a845 are bevel gear, and above-mentioned power supply part is motor b810, and power inputs structure
Part 830 is arranged at motor b810 output shaft end.Power is provided from motor b810 and is connect from power input link 830 to power
Receive component 841 and revolving force is provided, so that rotations of the driving arm a842 around own axes, and left half axle a, right axle shaft can be realized
A differential is rotated.
More specifically, a pair of planetary gear a845 positioned opposite are provided with inside groove a, and planetary gear a845 is set
Between left half axle gear a843, right axle shaft gear a844；Preferably, connected between a pair of planetary gear a845 by connecting shaft.
As shown in Figure 18,19,21, above-mentioned differential component b850 include can around own axis support b851, branch
Frame b851, which is in the form of a column to be provided with the inside groove b offered on structure and support b851 perpendicular to its center axis, inside groove b, to be located at
The left and right sides of support b851 and also set up in left half axle gear b852 positioned opposite, in right axle shaft gear b853, inside groove b
There is central axis upright in support b851 central axis and the row between left half axle gear b852, right axle shaft gear b853
Star gear b854, planetary gear b854 are meshed with left half axle gear b852, the right axle shaft gear b853 of its two side, left half axle
Gear b852 is coaxial to be fixedly connected with the left half axle b extended on the outside of support b851, and right axle shaft gear b853 is coaxial to be fixedly connected
Have and be socketed with side power transmission member b on the right axle shaft b extended on the outside of support b851, left half axle b.
More perfectly, left half axle gear b852, right axle shaft gear b853, planetary gear b854 are bevel gear.
More specifically, a pair of planetary gear b854 are provided with inside groove b；Preferably, between a pair of planetary gear b854
Connected by connecting shaft.
As shown in figs. 19-21, above-mentioned moving part 860, including power transmission shaft 861 and it is fixedly installed on 861 liang of power transmission shaft
The moving part a862 of side, moving part b863, described moving part a862 are meshed with above-mentioned side power transmission member a846, institute
The moving part b863 stated is meshed with above-mentioned side power transmission member b.
More perfectly, above-mentioned moving part a862, moving part b863, side power transmission member a, side power transmission member b are equal
Even spur gear.
As shown in Figure 17-21, fixedly sleeved dynamic wheel body 740 on above-mentioned left half axle a, right axle shaft b, left half axle b and/
Or fixedly sleeved dynamic wheel body 740 on right axle shaft a, the described power wheel body 740 bootable solid feed in rotation process
Into in the melting road connected with it；Preferably, left half axle a, left half axle b, fixedly sleeved dynamic wheel body 740 on right axle shaft b,
And realization is to the guiding of three solid feeds.
Folder corresponding with power wheel body 740 and for guiding solid feed to enter is additionally provided with passive feeding mechanism 60
Wheel body 720 is held, solid feed is from after the introducing of the passive top of feeding mechanism 60, through power wheel body 740, clamping wheel body 720
Region, and deeply in melt flow road；Using the cooperation for clamping wheel body 720 and power wheel body 740, leading for solid feed can be achieved
To more stablize.
The passive feeding mechanism 60 of above-mentioned offer is single mode driven, and most four raw materials/consumptive material courts may be guided
Moved into melt flow road；Power is provided by power input link 830, when the first melt flow road and interface connection, second, third melt flow
When road is in closure state, overstocked increase and the resistance reverse to solid feed generation in second, third melt flow road, so that real
The power wheel body 740 for being now used to lead into second, third melt flow road stops operating, and stops feeding.
As shown in Figure 4,5, the guiding groove matched with solid feed geomery is provided with the feeding mouth in melt flow road, melted
Diameter in runner positioned at the end portion of guiding groove is less than the diameter of guiding groove so that form limiting stand in the bottom of guiding groove
Rank；When the exhaust end obstruction in melt flow road so that the bigger resistance of solid feed activity.
As shown in Figure 17,18, pan feeding actuating unit 80 also includes being socketed on outside differential component a840, differential component b850
Cover body 820, offer the inside groove matched with support a, support b rotational trajectories in cover body 820.By cover body 820 to differential
Component a840, differential component b850 are supported, and the running of mechanism is more stablized.
As shown in Fig. 9,11,14-16, being additionally provided with described passive feeding mechanism can for the clamping to solid feed
The bonding mechanism 70 of regulation, described bonding mechanism 70 is corresponding with power wheel body 740, and described bonding mechanism 70 includes driving lever
710, driving lever 710 be of an L-shaped structure and driving lever 710 by orthogonal long bar segment, quarter butt section constitute, long bar segment, quarter butt section hang down
Straight junction is provided with rotating shaft and driving lever 710 can be deflected around the rotating shaft, the central axial direction and power wheel of described rotating shaft
The centerline axis parallel of body 740, quarter butt section free end be movably set with can around own axis clamping wheel body 720,
Clamping wheel body 720 is corresponding with power wheel body 740 and clamps and forms clamping zone between wheel body 720 and power wheel body 740, Gu
State raw material is introduced in passive feeding mechanism 60, the clamping zone through clamping wheel body 720 and power wheel body 740, is tightened
Mechanism 70, which also includes, to be promoted driving lever 710 to deflect and realizes that clamping wheel body 720 is answered towards the elasticity that the direction of power wheel body 740 is drawn close
Position part 730.The elastic force provided by dynamic clamping head and quiet clamping head 730 can promote clamping wheel body 720 to draw close and cause towards power wheel body 740
Power wheel body 740 and the more frictional force of solid feed surface activity, and realize that stable promotion solid feed is advanced.
More optimally, the circumferential surface of above-mentioned clamping wheel body 720 offer curve inwardly and with solid feed table
The adaptable cell body of face shape, the circumferential surface of power wheel body 740 offers anti-slip veins.
More optimally, the avoidance hole passed through for solid feed is offered in the long bar 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. 9,11-13, it is provided with and is socketed on outside pan feeding actuating unit 80 and halved tie on passive feeding mechanism 60
The supporter that tight mechanism 70 is supported, described supporter includes intermediate support 611, bottom supporter 612, bottom support
Body 612 is arranged at the bottom of intermediate support 611, and pan feeding actuating unit 80 is fixedly installed in bottom supporter 612, driving lever
710 rotating shaft, which is connected on intermediate support 611, and intermediate support 611, to be opened up with the deflected trajectory identical of driving lever 710 about
Beam chute 611a, one end of above-mentioned dynamic clamping head and quiet clamping head 730 against bottom supporter 612, the other end against driving lever 710 stock
Section.
As shown in Figure 14,15, the deflection center coaxial line of driving lever 710 of above-mentioned multigroup bonding mechanism 70 is arranged and passed through
Identical rotating shaft is connected；When pressing driving lever 710 long bar segment and overcome the resistance of dynamic clamping head and quiet clamping head 730, clamping wheel body can be achieved
720 be located remotely from each other with power wheel body 740, consequently facilitating solid material is chosen.
As shown in Fig. 9,11, described supporter also includes the top braces for being arranged at the upper surface of intermediate support 611
The lead body 620 for guiding solid feed to enter is additionally provided with body, and top braces body, solid feed is by lead body
620 enter in passive feeding mechanism 60, and the clamping zone through clamping wheel body, power wheel body, and enter to melt flow
In road.
Described lead body 620 is in the form of a column structure and center is provided with and leading to that solid feed geomery matches
Hole, what the upper end of lead body 620 was provided with tapered arrangement draws material cone groove 620a, the bottom of lead body 620 be provided with
It is provided with the inserting column 620b that its coaxial line is arranged and narrowed to center, top braces body and inserting that inserting column 620b matches
Mouthful.Referring to accompanying drawing 10, solid feed is through lead body 620 and enters in wire barrel 110, and is guided by wire barrel 110 to molten
In runner.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention；
A variety of modifications to 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 principles disclosed herein and features of novelty
Consistent most wide scope.
Claims (4)
1. the passive differential speed type material feeding system of colour contamination formula colour 3D printer, it is characterised in that it includes pan feeding actuating unit, institute
The pan feeding actuating unit stated includes power supply part, differential component a, differential component b, moving part, and differential component a can receive dynamic
The power that power supply part is provided, moving part is arranged between differential component a, differential component b, and moving part is used to receive differential
Power is simultaneously transferred to differential component b by component a power；
Above-mentioned differential component a includes that structure and support a can be in the form of a column around the support a, described support a of own axis
On offer inside groove a perpendicular to its center axis, support a outside, which is socketed with, to be secured to connect and can to receive power defeated
Enter and be provided with the power reception component of the revolving force of component offer, inside groove a positioned at left and right two sides of support a and in relative
Left half axle gear a, right axle shaft gear a, left half axle gear a, the right axle shaft gear a of arrangement are rotated with support a be connected respectively, and left half
Shaft gear a is coaxial to be fixedly connected with along to the left half axle a on the outside of support a, and the coaxial edges that are fixedly connected with of right axle shaft gear a are to support
Be additionally provided with right axle shaft a on the outside of a, inside groove a central axis upright in support a central axis and with left half axle gear a, the right side
The planetary gear a of axle shaft gear a engagements, right axle shaft a outside is socketed with the side power transmission member a mutually fixed with it；
Above-mentioned differential component b include can around own axis support b, support b is in the form of a column on structure and support b and opens up
Have and be provided with the inside groove b perpendicular to its center axis, inside groove b positioned at the left and right sides of support b and in positioned opposite left half
Central axis upright is additionally provided with support b central axis and between left half axle in shaft gear b, right axle shaft gear b, inside groove b
Planetary gear b between gear b, right axle shaft gear b, planetary gear b and left half axle gear b, the right axle shaft gear b of its two side
It is meshed, left half axle gear b is coaxial to be fixedly connected with the left half axle b extended on the outside of support b, the coaxial fixations of right axle shaft gear b
It is connected with the right axle shaft b extended on the outside of support b, left half axle b and is socketed with side power transmission member b；
Above-mentioned moving part, including power transmission shaft and the moving part a of the side of power transmission shaft two, moving part b are fixedly installed on, it is described
Moving part a is meshed with above-mentioned side power transmission member a, and described moving part b is meshed with above-mentioned side power transmission member b；
Fixed cover is connected on fixedly sleeved dynamic wheel body on above-mentioned left half axle a, right axle shaft b, left half axle b and/or right axle shaft a
Power wheel body.
2. the passive differential speed type material feeding system of the colored 3D printer of colour contamination formula according to claim 1, it is characterised in that quilt
Clamping wheel body corresponding with power wheel body phase and for guiding solid feed to enter, solid feed are additionally provided with dynamic feeding mechanism
Region after introducing above the passive feeding mechanism, through power wheel body, clamping wheel body, and towards 3D extruder head direction
Extension.
3. the passive differential speed type material feeding system of the colored 3D printer of colour contamination formula according to claim 1 or 2, its feature exists
In above-mentioned power input link, power reception component, left half axle gear a, right axle shaft gear a, planetary gear a are cone tooth
Wheel, above-mentioned power supply part is motor b, and power input link is arranged at motor b output shaft end, left half axle gear
B, right axle shaft gear b, planetary gear b are bevel gear；Above-mentioned moving part a, moving part b, side power transmission member a, power are passed
The defeated uniform spur gears of component b.
4. the passive differential speed type material feeding system of the colored 3D printer of colour contamination formula according to claim 1, it is characterised in that enter
The bottom of material actuating unit is also associated with the extrusion mechanism of the colored 3D printer of colour contamination formula, the colored 3D printing of described colour contamination formula
The extrusion mechanism of machine include supportive body, be arranged at supportive body bottom surface and can around own axis rotation seat body,
The a plurality of melt flow road for receiving molten state raw material or producing molten state raw material is provided with supportive body, the bottom of seat body is revolved
Several extruder heads arranged along its circumferencial direction uniform intervals, contact end face of the rotation seat body with supportive body are provided with face
On be provided with quantity it is identical with extruder head quantity and with extruder head in corresponding the interface connected, and one of those connects
Wherein one mutually connection of mouth and melt flow road；
Seat body is inclined is arranged in the bottom surface of supportive body for rotation, and revolves between the central axis and perpendicular of a body
Angle be δ, the extruder head for being arranged at rotation seat body bottom surface is obliquely arranged, the central axis of extruder head and rotation seat body
The angle of cut between central axis is β, and wherein angle δ is equal to angle of cut β, central axis and the rotation seat body central axis institute of extruder head
Plane for angle between reference plane a, adjacent reference plane a be γ, wherein, the angle that rotation seat body rotates every time is folder
Angle γ integral multiple；
The extruder head for being arranged at above-mentioned rotation seat body and being arranged in vertical direction passes through the interface connected with it and above-mentioned its
In the exhaust end in melt flow road connect.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747063.7A CN107322919B (en) | 2017-08-28 | 2017-08-28 | The passive differential speed type material feeding system of colour contamination formula colour 3D printer |
| CN201810177027.6A CN108454086A (en) | 2017-08-28 | 2017-08-28 | 3D printer applied to multi-color printing |
| CN201810177055.8A CN108582761A (en) | 2017-08-28 | 2017-08-28 | Color printer applied to multicolour raw material differential pan feeding |
| CN201810177026.1A CN108381928A (en) | 2017-08-28 | 2017-08-28 | The 3D printer of polychrome accumulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747063.7A CN107322919B (en) | 2017-08-28 | 2017-08-28 | The passive differential speed type material feeding system of colour contamination formula colour 3D printer |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177055.8A Division CN108582761A (en) | 2017-08-28 | 2017-08-28 | Color printer applied to multicolour raw material differential pan feeding |
| CN201810177027.6A Division CN108454086A (en) | 2017-08-28 | 2017-08-28 | 3D printer applied to multi-color printing |
| CN201810177026.1A Division CN108381928A (en) | 2017-08-28 | 2017-08-28 | The 3D printer of polychrome accumulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107322919A true CN107322919A (en) | 2017-11-07 |
| CN107322919B CN107322919B (en) | 2018-10-09 |
Family
ID=60228462
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177026.1A Withdrawn CN108381928A (en) | 2017-08-28 | 2017-08-28 | The 3D printer of polychrome accumulation |
| CN201710747063.7A Active CN107322919B (en) | 2017-08-28 | 2017-08-28 | The passive differential speed type material feeding system of colour contamination formula colour 3D printer |
| CN201810177027.6A Withdrawn CN108454086A (en) | 2017-08-28 | 2017-08-28 | 3D printer applied to multi-color printing |
| CN201810177055.8A Withdrawn CN108582761A (en) | 2017-08-28 | 2017-08-28 | Color printer applied to multicolour raw material differential pan feeding |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177026.1A Withdrawn CN108381928A (en) | 2017-08-28 | 2017-08-28 | The 3D printer of polychrome accumulation |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177027.6A Withdrawn CN108454086A (en) | 2017-08-28 | 2017-08-28 | 3D printer applied to multi-color printing |
| CN201810177055.8A Withdrawn CN108582761A (en) | 2017-08-28 | 2017-08-28 | Color printer applied to multicolour raw material differential pan feeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108381928A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120162305A1 (en) * | 2010-12-22 | 2012-06-28 | Stratasys, Inc. | Print head for use in fused deposition modeling system |
| CN104061285A (en) * | 2014-06-23 | 2014-09-24 | 句容利威尔电器有限公司 | 3D (Three-Dimensional) printer |
| CN105082534A (en) * | 2014-05-16 | 2015-11-25 | 三纬国际立体列印科技股份有限公司 | Print head module |
| US20160144569A1 (en) * | 2014-11-21 | 2016-05-26 | Matthew H. Martin | 3-d printer |
| WO2016178830A1 (en) * | 2015-05-01 | 2016-11-10 | Thermwood Corporation | Additive manufacturing apparatus |
| CN106476274A (en) * | 2016-10-08 | 2017-03-08 | 佛山市兴兴智能科技有限公司 | A kind of double-colored shower head mechanism of 3D printing |
-
2017
- 2017-08-28 CN CN201810177026.1A patent/CN108381928A/en not_active Withdrawn
- 2017-08-28 CN CN201710747063.7A patent/CN107322919B/en active Active
- 2017-08-28 CN CN201810177027.6A patent/CN108454086A/en not_active Withdrawn
- 2017-08-28 CN CN201810177055.8A patent/CN108582761A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120162305A1 (en) * | 2010-12-22 | 2012-06-28 | Stratasys, Inc. | Print head for use in fused deposition modeling system |
| CN105082534A (en) * | 2014-05-16 | 2015-11-25 | 三纬国际立体列印科技股份有限公司 | Print head module |
| CN104061285A (en) * | 2014-06-23 | 2014-09-24 | 句容利威尔电器有限公司 | 3D (Three-Dimensional) printer |
| US20160144569A1 (en) * | 2014-11-21 | 2016-05-26 | Matthew H. Martin | 3-d printer |
| WO2016178830A1 (en) * | 2015-05-01 | 2016-11-10 | Thermwood Corporation | Additive manufacturing apparatus |
| CN106476274A (en) * | 2016-10-08 | 2017-03-08 | 佛山市兴兴智能科技有限公司 | A kind of double-colored shower head mechanism of 3D printing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108582761A (en) | 2018-09-28 |
| CN108454086A (en) | 2018-08-28 |
| CN107322919B (en) | 2018-10-09 |
| CN108381928A (en) | 2018-08-10 |
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