CN106976228B - Exempt from brace type 3D printer - Google Patents
Exempt from brace type 3D printer Download PDFInfo
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- CN106976228B CN106976228B CN201710415611.6A CN201710415611A CN106976228B CN 106976228 B CN106976228 B CN 106976228B CN 201710415611 A CN201710415611 A CN 201710415611A CN 106976228 B CN106976228 B CN 106976228B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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Abstract
The invention discloses brace type 3D printer, including supporing shell is exempted from, supporing shell is connected to the power output part of X-axis translation mechanism；Melting mechanism, the more nozzle components, power supply mechanism of the consumptive material fusing for supporing shell chamber will to be entered are also equipped in supporing shell, consumptive material after more nozzle components are used to melt sprays, and having the handoff functionality of more spray heads, power supply mechanism provides power for the spray head switching of more nozzle components；The connecting column for arranging along its circumferencial direction uniform intervals and be used to connect spray head is provided on rotation pedestal, plane where the central axis of connecting column and the central axis of rotation pedestal is basal plane, angle between adjacent basal plane is identical and angle is δ, the power output part of power supply mechanism is connected to rotation pedestal, and the integral multiple that the rotation angle of driving rotation pedestal is δ, it may be implemented in horizontal direction and carry out the printing of object, to realize printing without support for mounting structure.
Description
Technical field
The present invention relates to 3D printer, in particular to one kind can be exempted to beat brace type 3D printer.
Background technique
Existing 3D printer is when printing longer mounting structure, due to the constraint of printer head structure, it is necessary to
The support printing of early period is carried out, the support force for supporting force uneven and providing of existing support construction offer is smaller,
When the length of mounting structure is too long, biggish bending will occur for type-script, and drawback is also further amplified.
Summary of the invention
To solve the deficiencies in the prior art, it can exempt to beat the 3D printer supported the object of the present invention is to provide one kind, provide
While printing effect, the precision of mounting structure also can be improved.
To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
Exempt from brace type 3D printer comprising supporting frame, pallet, Z-axis lifting mechanism, Y-axis translation mechanism, X-axis translation
Mechanism, support pedestal, Z-axis lifting mechanism, Y-axis translation mechanism, X-axis translation mechanism are mounted on supporting frame and by supporting frame
Support force is provided, the power output part of Z-axis lifting mechanism is connected to pallet and for being oriented to pallet in vertical direction movement, X
The power output part of axis translation mechanism be connected to support pedestal and for guide support pedestal in the horizontal direction on X-direction
Mobile, the power output part of Y-axis translation mechanism is connected to the fixing piece of X-axis translation mechanism and for being oriented to X-axis translation mechanism
Y direction in the horizontal direction is mobile, and the bootable support pedestal for being installed on X-axis translation mechanism of Y-axis translation mechanism is along water
Square upward Y direction is mobile；
Pedestal, including supporing shell, supporing shell is supported to be connected to the power output part of X-axis translation mechanism；
Melting mechanism, the more nozzle groups of the consumptive material fusing for supporing shell chamber will to be entered are also equipped in supporing shell
Part, power supply mechanism, the consumptive material after more nozzle components are used to melt sprays, and has the handoff functionality of more spray heads, power
Organization of supply provides power for the spray head switching of more nozzle components；
Above-mentioned melting mechanism includes the melt flow road for supporting ontology, heat source, being set to support ontology, into supporing shell
Consumptive material is fed in melt flow road, and the heat source for being installed on support ontology provides the heat of fusing for the consumptive material entered in melt flow road
Can, the exit in consumptive material from melt flow road after fusing escapes and enter at most nozzle component；
It is also rotatably connected to rotation pedestal on support ontology, the rotation centerline for revolving pedestal is its own central axis, revolves seat
At least one single flow spray head, at least one oblique flow printed for horizontal direction for vertical direction printing is provided on body
Formula spray head, the spray head that revolving can be achieved to connect with molten runner exit in the rotary course of pedestal switch over；Power supply mechanism peace
Loaded on support ontology, and for generating the power for making to revolve the spray head on pedestal and switching over；Power supply mechanism includes for defeated
The power output part of power and for receiving rotary force and rotary force being transferred to the power input unit of power output part out
Part；
The connecting column for arranging along its circumferencial direction uniform intervals and be used to connect spray head, connecting column are provided on rotation pedestal
Central axis and rotation pedestal central axis where plane be basal plane, the angle between adjacent basal plane is identical and angle
For δ, revolves and be provided on pedestal and support body contacts end face along rotation pedestal circumferencial direction uniform intervals arrangement and number and company
It connects that column is identical to connect hole, connects hole and be connected with the connecting column inner cavity for being located at its bottom and in one-to-one relationship；
The power output part of power supply mechanism is connected to rotation pedestal, and driving the rotation angle of rotation pedestal is the whole of δ
Several times.
The inclined lower end surface for being installed on support ontology of rotation pedestal, revolves to be additionally provided on pedestal and is connected with each spray head
Hole is connect, and the exit for connecing Kong Keyu melt flow road is connected, the spray head of rotation pedestal is set to when switching over, after switching
What spray head was connected connects hole and the connection of melt flow road；The single flow connecting column for installing single flow spray head is provided on rotation pedestal,
The diagonal flow type connecting column for installing diagonal flow type spray head is additionally provided on rotation pedestal；Revolve the central axis and vertical direction of pedestal
The angle of straight line is α, and the angle of cut between the central axis of single flow connecting column and the central axis for revolving pedestal is β, and wherein α is equal to
β；The central axis of diagonal flow type connecting column is parallel with the rotation central axis of pedestal, and the material spray end of diagonal flow type spray head is provided with bending
Portion, the consumptive material sprayed from diagonal flow type spray head spray in horizontal direction by the guiding of bending section.
It is arranged with connect hole and single flow connecting column that single flow connecting column is connected in coaxial line, single flow connecting column and direct current
Formula spray head is in coaxial line connection type, and diagonal flow type connecting column and diagonal flow type spray head are in coaxial line connection type.
The bottom of support ontology is provided with inclined surface, the angle of inclined surface and horizontal direction is α, is provided on inclined surface
The mandrel line cone wall perpendicular with it bores and digs center cone slot concentric with it at the center of wall, at the center of center cone slot
It is provided with center positioning hole, the socket cone slot for offering at pedestal center and matching with cone wall lateral wall is revolved, revolves the center of pedestal
Place is additionally provided with the center frustum for being located at and matching in socket cone slot and with center cone slot, revolves also movable peace at the center of pedestal
Equipped with the centralized positioning pin mutually fixed through its center and with center positioning hole.
The discharge port end of diagonal flow type spray head is provided with for the consumptive material after melting to be in a horizontal state the bending stream of ejection
Road, the angle between bending runner and the central axis of diagonal flow type spray head is 90 ° of+α；Wherein, diagonal flow type spray head includes
Connector sleeve, tilting head body, connector sleeve are socketed on the outside of tilting head body, and the company of tilting head body and connector sleeve
It connects end and is provided with the stop collar flexed outward, be provided with and match with stop collar and for limiting tilting spray head in connector sleeve
The inner cavity of the built-in step that ontology is detached from from connector sleeve, inner flow passage and diagonal flow type connecting column at tilting head body center connects
Logical, connector sleeve is connect by the connection type of screw thread with diagonal flow type connecting column；The discharge port end of tilting head body is provided with
For the consumptive material after melting to be in a horizontal state the bending runner of ejection, the center of the bending runner and tilting head body
Angle between axis is 90 ° of+α.
The power output part of above-mentioned power supply mechanism is the cone for being socketed on rotation pedestal and coaxial line arrangement
Gear, the power input part of above-mentioned power supply mechanism are to be installed on support ontology and can be around the active of own axis
Gear, and driving gear is meshed with bevel gear；Power supply mechanism further includes being installed on support ontology and and driving gear
Connection, and the motor for driving driving gear to rotate.
The threading mechanism for guiding consumptive material to enter supporing shell chamber is also equipped in supporing shell, threading mechanism includes
The leads support body mutually fixed with supporing shell inner wall, being fixedly installed on leads support body can actively lead around own axis
It takes turns, motor d is also equipped on leads support body, the output end of motor d is connected to active guide wheel, and also activity connects on leads support body
Be connected to driving lever, be fixedly installed on driving lever can around the driven guide wheel of own axis, driving lever in active procedure, can adjust from
Interval between dynamic guide wheel and active guide wheel, the opening of consumptive material self-supporting case top pass through active guide wheel, driven lead after introducing
Interval between wheel.
Driving lever and supporing shell inner wall are rotatablely connected, and driving lever is L-shaped, and driven guide wheel is fixedly installed on the one of L shape driving lever
Cantilever is held, the other end cantilever of L shape driving lever extends to the outside of supporing shell, the rotation connection position position of driving lever and supporing shell
At the intersection point point of two cantilevers, active guide wheel is located at the open end side of L shape driving lever, is additionally provided with and is used on leads support body
It is oriented to the guide groove of driving lever deflection, one end is also equipped in leads support body against driving lever, the other end against wall in leads support body
Reset spring, the elastic force that reset spring provides can push L shape driving lever to deflect, and realize and produce between active guide wheel and driven guide wheel
The raw stable clamping force for being used to clamp consumptive material.
The avoid holes for allowing wire body consumptive material to pass through, above-mentioned master are set on one end cantilever that driving lever extends to outside supporing shell
It is provided with the non-slip texture for increasing frictional force on dynamic guide wheel, is provided on driven guide wheel and matches with consumptive material surface shape
Guide recess.
The melt flow road for being set to support ontology is arranged in a vertical direction, and the wire body consumptive material after threading mechanism guides is along perpendicular
Histogram is to deeply in melt flow road, supporting the mounting hole being additionally provided on ontology for installing heat source.
Cooling body is also equipped in supporing shell, what cooling body was used to spray single flow spray head or diagonal flow type spray head
Consumptive material is cooled down under molten condition.
Above-mentioned cooling body, including the air hose being installed on inside supporing shell, the air inlet end of air hose is equipped with cooling
It is sprayed towards single flow spray head or diagonal flow type that be installed on rotation pedestal and being connected with melt flow road the outlet air end of fan, air hose
Head.
Above-mentioned Z-axis lifting mechanism includes the silk that central axis is arranged in a vertical direction and central axis is parallel to each other
To guide rod, one end of pallet is fixed with the screw to match with screw rod for bar, Z axis, and pallet and Z axis are to guide rod shiding matching, silk
The driving end of bar is equipped with the motor a for driving screw rod around own axis；
Y-axis translation mechanism include be fixedly installed at the top of supporting frame and central axis along perpendicular to Z axis to guide rod side
To arrangement a pair of of Y-axis guide rod, be movably set at the top of supporting frame and can around own axis a pair of of belt wheel a,
It is connected to the belt a of a pair of of belt wheel a, the center of rotation axis of belt wheel a and the central axis of Y-axis guide rod are perpendicular, a pair of of band
Wheel a is respectively arranged at the side of Y-axis guide rod, and a pair of of belt wheel a is made of driving pulley a, driven pulley a, is connected to main belt
Take turns a, driven pulley a belt a be in winding shape, Y-axis translation mechanism further include the Supporting plate for being slidably connected to Y-axis guide rod,
It is connect with driving pulley a and the motor b for driving driving pulley a to rotate, Supporting plate is also fixedly connected on positioned at belt wheel a
The belt a of one end；Two Y-axis guide rods are respectively arranged at the side of Z-axis lifting mechanism, and two Y-axis guide rods slide respectively
It is matched with Supporting plate, the both ends of two Y-axis guide rods are mounted on belt wheel a, positioned at the one of the same end side of Z-axis lifting mechanism
It is connected between belt wheel a by belt a, Supporting plate is fixed with the belt a for being located at the side belt wheel a, and two of them are actively
Belt wheel a coaxial line arrangement, two driven pulley coaxial lines are arranged, are additionally provided between a pair of of Y-axis guide rod for connecting two
Driving pulley a and the connecting shaft for making two driving pulley a synchronous rotation, one of driving pulley a are connected to the output of motor b
End；
X-axis translation mechanism is additionally provided between a pair of of Supporting plate, X-axis translation mechanism includes being fixedly installed on a pair of of support
Between plate body and central axis is along the X axis guide rod perpendicular to Y-axis guide rod direction arrangement, and X axis guide rod is located at a pair of of Y-axis
It is provided with belt wheel b between guide rod, two end sides of X axis guide rod rotate respectively, center of rotation axis and the X axis of belt wheel b is led
The central axis of bar is perpendicular and centerline axis parallel with Y-axis guide rod, and a pair of of belt wheel b is respectively driving pulley b, driven
Belt wheel b, driving pulley b are fixedly installed in one of Supporting plate, and driven pulley b is fixedly installed in another Supporting plate,
It is also connected with and is rotated synchronously for realizing driving pulley b, driven pulley b and in winding shape between driving pulley b, driven pulley b
The belt b of structure, driving pulley b are connected to the output end of motor c, and motor c is installed on the support plate for being fixed with driving pulley b
Body；The supporing shell of support pedestal is slidably connected to X axis guide rod and is connected with belt b, supports the company of pedestal and belt b
Connect the side that position is located at belt wheel b.
Detailed description of the invention
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, drawings in the following description are only some embodiments of the invention, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram that X-axis translation mechanism, Y-axis translation mechanism, Z-axis lifting mechanism and support pedestal match.
Fig. 3 is the structural schematic diagram that Z-axis lifting mechanism and pallet match.
Fig. 4 is the structural schematic diagram that X-axis translation mechanism, Y-axis translation mechanism and support pedestal match.
Fig. 5 is the structural schematic diagram of Y-axis translation mechanism.
Fig. 6 is the structural schematic diagram that X-axis translation mechanism and support pedestal match.
Fig. 7 is the structural schematic diagram for supporting pedestal.
Fig. 8 is the schematic diagram of internal structure for supporting pedestal.
Fig. 9 is the structural schematic diagram that threading mechanism, cooling body and support ontology match.
Figure 10 is the structural schematic diagram of threading mechanism.
Figure 11 is the structural schematic diagram of threading mechanism.
Figure 12 is the structural schematic diagram that cooling body and support ontology match.
Figure 13 is the structural schematic diagram for supporting ontology and rotation pedestal to match.
Figure 14 is the structural schematic diagram for supporting ontology and rotation pedestal to match.
Figure 15 is the structural schematic diagram for supporting ontology.
Figure 16 is the structural schematic diagram for revolving pedestal.
Figure 17 is the structural schematic diagram for revolving pedestal.
Figure 18 is the structural schematic diagram of diagonal flow type spray head.
Figure 19 is the structural schematic diagram of diagonal flow type spray head.
Figure 20 is the structural schematic diagram of diagonal flow type spray head.
Figure 21 is the structural schematic diagram of diagonal flow type spray head.
Figure 22 is the schematic diagram of diagonal flow type nozzle printing mounting structure bottom support.
Figure 23 is the schematic diagram of single flow nozzle printing mounting structure superstructure.
It is denoted as in figure：
10, supporting frame.
20, pallet.
30, Z-axis lifting mechanism；310, screw rod；320, Z axis is to guide rod；330, motor a.
40, Y-axis translation mechanism；410, Y-axis guide rod；420, belt wheel a；430, belt a；440, Supporting plate；450, even
Axis；460, motor b.
50, X-axis translation mechanism；510, X axis guide rod；520, belt wheel b；530, belt b；Motor c.
60, pedestal is supported；610, supporing shell；620, threading mechanism；621, leads support body；621a, guide groove；622, it dials
Bar；623, active guide wheel；624, motor d；625, reset spring；626, driven guide wheel；630, cooling body；632, cooling wind
Fan；634, air hose；640, built-in fans；650, ontology is supported；652, melt flow road；654, mounting hole；656, wall is bored；658, center
Bore slot；659, center positioning hole；660, motor e；662, cooling fin；664, driving gear；670, pedestal is revolved；671, socket cone
Slot；672, bevel gear；673, hole is connect；674, center frustum；675, centralized positioning pin；676, single flow connecting column；677, oblique flow
Formula connecting column；680, single flow spray head；690, diagonal flow type spray head；691, connector sleeve；692, tilting head body；693, interior stream
Road；694, stop collar；6100, heat source.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those of ordinary skill in the art without making creative work, every other reality obtained
Example is applied, the scope of the present invention is belonged to.
Referring to attached drawing 1-7, exempt from brace type 3D printer, mainly includes supporting frame 10, pallet 20, Z-axis lifting mechanism
30, Y-axis translation mechanism 40, X-axis translation mechanism 50, support pedestal 60, supporting frame 10 are the outer framework of printer and are used for branch
Each mechanism is supportted, the power output part of Z-axis lifting mechanism 30 is connected to pallet 20 and for being oriented to pallet 20 in vertical direction
Mobile, the power output part of X-axis translation mechanism 50 is connected to support pedestal 60 and for guide support pedestal 60 along level side
Upward X-direction is mobile, and the fixing piece that the power output part of Y-axis translation mechanism 40 is connected to X-axis translation mechanism 50 is used in combination
In guiding X-axis translation mechanism 50 in the horizontal direction on Y direction it is mobile, the bottom of support pedestal 60 is equipped with for that will pass through
The spray head that consumptive material after fusing sprays is made by the guiding of X-axis translation mechanism 50, Y-axis translation mechanism 40, Z-axis lifting mechanism 30
With the 3D object of spray head print preset on pallet 20 can be realized.
Referring to attached drawing 2,3, above-mentioned Z-axis lifting mechanism 30 mainly includes the screw rod that central axis is arranged along Z-direction
310, Z axis is to guide rod 320, and one end of pallet 20 is fixed with the screw to match with screw rod 310, and pallet 20 and Z axis are to guide rod
The driving end of 320 shiding matchings, screw rod 310 is equipped with the motor a330 for driving screw rod 310 around own axis；Benefit
With the motor a330 rotary force provided and drive screw rod 310 around the rotation of own axes, and the leading to guide rod 320 due to Z axis
To effect, it can be achieved that the rotary motion of screw rod 310 is converted into pallet 20 along the movement of Z axis；Further optimization, motor a330
It is fixedly installed on the upper end of supporting frame 10, and the two sides of screw rod 310 are respectively arranged with Z axis to guide rod 320, pass through setting
The stability that pallet 20 moves in the vertical direction can be improved to guide rod 320 in two Z axis.
Referring to attached drawing 1,2,4,5, Y-axis translation mechanism 40 mainly includes being fixedly installed on 10 top of supporting frame and center
Axis along the Y-axis guide rod 410 arrange to 320 direction of guide rod perpendicular to Z axis, be movably set at the top of supporting frame 10 and can
Around own axis a pair of of belt wheel a420, be connected to the belt a430 of a pair of of belt wheel a420, the rotation center of belt wheel a420
The central axis of axis and Y-axis guide rod 410 is perpendicular, and a pair of of belt wheel a420 is respectively arranged at the side of Y-axis guide rod 410,
A pair of of belt wheel a420 is made of driving pulley a, driven pulley a, is connected to driving pulley a, the belt a430 of driven pulley a is in back
Annular, Y-axis translation mechanism 40 further include the Supporting plate 440 for being slidably connected to Y-axis guide rod 410, connect simultaneously with driving pulley a
And the motor b460 for driving driving pulley a to rotate, Supporting plate 440 is also fixedly connected on belt a430, as motor b460
When power is provided, and using the transmission of belt a430, the synchronous rotation of driving pulley a, driven pulley a, belt a430 are realized
Supporting plate 440 is drawn in shifting process to be moved along the guide direction of Y-axis guide rod 410.
Further optimization, referring to attached drawing 1,2,4,5, the upper top of supporting frame 10 is provided with a pair of of Y-axis guide rod
410, two Y-axis guide rods 410 are respectively arranged at the side of Z-axis lifting mechanism 30, and two Y-axis guide rods 410 slide respectively
Equipped with Supporting plate 440, the both ends of two Y-axis guide rods 410 are mounted on belt wheel a420, and it is same to be located at Z-axis lifting mechanism 30
It is connected between a pair of of belt wheel a320 of one end by belt a430, Supporting plate 440 and the belt for being located at the side belt wheel a320
A430 is fixed, two of them driving pulley a coaxial line arrangement, two driven pulley coaxial line arrangements, a pair of of Y-axis guide rod
The connecting shaft 450 for connecting two driving pulley a and rotating synchronously two driving pulley a is additionally provided between 410, wherein
One driving pulley a is connected to the output end of motor b460.
Referring to attached drawing 1,2,4,6, X-axis translation mechanism 50, X-axis translation mechanism are additionally provided between a pair of of Supporting plate 440
50 include being fixedly installed between a pair of of Supporting plate 440 and central axis is along perpendicular to 410 direction of Y-axis guide rod arrangement
X axis guide rod 510, X axis guide rod 510 are located between a pair of of Y-axis guide rod 410, and two end sides of X axis guide rod 510 turn respectively
Dynamic to be provided with belt wheel b520, the center of rotation axis of belt wheel b520 and the central axis of X axis guide rod 510 are perpendicular, a pair of of band
Taking turns b520 is respectively driving pulley b, driven pulley b, and driving pulley b is fixedly installed in one of Supporting plate 440, driven belt
Wheel b is fixedly installed in another Supporting plate 440, is also connected between driving pulley b, driven pulley b for realizing driving pulley
B, driven pulley b is rotated synchronously and is in back the belt b530 of ring structure, and driving pulley b is connected to the output end of motor c, electricity
Machine c is installed on the Supporting plate for being fixed with driving pulley b.Support pedestal 60 is slidably connected to X axis guide rod 50 and and belt
B530 is connected, and the link position of support pedestal 60 and belt b530 are located at the side of belt wheel b520.When motor c output power
When, realize that support pedestal 60 is slided along the guide direction of X axis guide rod 510 by the transmission of belt b530, so as to adjust support
The position of pedestal 60 in space.
It is further to optimize, a pair of X axis guide rod 510 being parallel to each other, motor are provided between a pair of of Supporting plate 440
C, belt wheel b520 is all set between a pair of of X axis guide rod 510, and support pedestal 60 is matched with a pair of of Supporting plate 440, can be promoted
The stability of structure.
Referring to attached drawing 6,7,8, pedestal 60, including supporing shell 610 are supported, is provided in supporing shell 610 and is led with X axis
The pilot hole that bar 510 matches, and supporing shell 610 is fixed with belt b530 phase.
Referring to attached drawing 8,9, it is also equipped in supporing shell 610 for guiding wire body consumptive material to enter 610 chamber of supporing shell
Threading mechanism 620, the melting mechanism, more nozzle components, dynamic that melts of the wire body consumptive material for 610 chamber of supporing shell will to be entered
Power organization of supply, the consumptive material after more nozzle components are used to melt sprays, and has the handoff functionality of more spray heads, power supply machine
Structure provides power for the spray head switching of more nozzle components.
Above-mentioned threading mechanism 620 includes the leads support body 621 mutually fixed with 610 inner wall of supporing shell, leads support
Motor d624 can be also equipped on own axis active guide wheel 623, leads support body 621 by being fixedly installed on body 621,
The output end of motor d624 is connected to active guide wheel 623, and driving lever 622, driving lever 622 are also connected on leads support body 621
On be fixedly installed with can be around the driven guide wheel 626 of own axis, driving lever 622 can adjust driven guide wheel in active procedure
Interval between 626 and active guide wheel 623, the opening at 610 top of wire body consumptive material self-supporting shell pass through active guide wheel after introducing
623, the interval between driven guide wheel 626.When between active guide wheel 623 and driven guide wheel 626 generate for clamping wire body consumptive material
Clamping force, and active guide wheel 623 rotate when, can be realized push wire body consumptive material to melting mechanism carry out conveying.
Referring to attached drawing 8-11, driving lever 622 and 610 inner wall of supporing shell are rotatablely connected, and driving lever 622 is L-shaped, driven guide wheel
626 are fixedly installed on one end cantilever of L shape driving lever 622, and the other end cantilever of L shape driving lever 622 extends to the outer of supporing shell 610
The rotation connection position of portion, driving lever 622 and supporing shell 610 is located at the intersection point point of two cantilevers, and active guide wheel 623 is located at L
The open end side of shape driving lever 622 is additionally provided with the guide groove 621a for being oriented to the deflection of driving lever 622 on leads support body 621, draws
Be also equipped in line supporter 621 one end against driving lever 622, the other end against 621 inner wall of leads support body reset spring
625, the elastic force that reset spring 625 provides can push L shape driving lever 622 to deflect, and realize active guide wheel 623 and driven guide wheel 626
Between generate it is stable for clamping the clamping force of wire body consumptive material.
Referring to attached drawing 10,11, setting allows wire body consumptive material on one end cantilever that driving lever 622 extends to outside supporing shell 610
The avoid holes passed through；Driving lever 622 has clamped condition, releasing orientation, is provided the active force of stretching, extension by reset spring 625 and is pushed away
The dynamic driven guide wheel for being set to 622 one end cantilever of driving lever is drawn close to active guide wheel, thus constitutes clamped condition.It is pushed when application is outer
One end cantilever that dynamic driving lever extends to outside supporing shell 610 along when being moved with 625 elastic force opposite direction of reset spring, promote from
The deviation of dynamic guide wheel and active guide wheel, thus constitutes releasing orientation.The purpose and its solution of threading mechanism 620 are set in the present invention
Certainly the problem of is, existing 3D printer only has the effect for guiding wire body consumptive material, does not have clamping action, when because accidentally touching or
Other faulty operations of person, the wire body consumptive material that may make end to melt and melting mechanism are detached from, and lead to the interruption of 3D printing, once in
The disconnected entanglement that will lead to entire program, so that the failure of printing, threading mechanism provided by the invention can effectively solve this kind of situation,
Avoid disengaging of the wire body consumptive material under abnormal condition.
Referring to attached drawing 10,11, the non-slip texture for increasing frictional force is provided on above-mentioned active guide wheel 623, it is driven
The guide recess to match with wire body consumptive material surface shape is provided on guide wheel.
Referring to attached drawing 10,11, reset spring 625 is cylindrically coiled spring, and active guide wheel 623 is set to reset spring
625, the position between driven guide wheel 626；The tie point of reset spring 625 and driving lever 622 is located at driving lever and extends to leads support
The suspension end of one end cantilever outside body, using the action principle of lever, so that being obtained between driven guide wheel and active guide wheel
Biggish clamping force.
Above-mentioned melting mechanism mainly includes the melt flow road 652 for supporting ontology 650, heat source, being set to support ontology 650,
By threading mechanism 620 guidance after wire body consumptive material enter in melt flow road 652, be installed on support ontology 650 heat source be into
Enter to the wire body consumptive material in melt flow road 652 and the thermal energy of fusing is provided, the consumptive material after fusing is arranged from the exit in melt flow road 652
Out and enter at most nozzle component.
Referring to attached drawing 12-15, the melt flow road 652 for being set to support ontology 650 is arranged in a vertical direction, by threading mechanism
Wire body consumptive material after 620 guidance gos deep into melt flow road along the vertical direction.It is additionally provided on support ontology 650 for installing heat source
6100 mounting hole 654.
Referring to attached drawing 12-15, supports and be also rotatably connected to rotation pedestal 670 on ontology 650, revolve the rotation center of pedestal 670
Line is its own central axis, revolves and is provided at least two spray heads on pedestal 670, and revolving in the rotary course of pedestal 670 can be achieved
The spray head connected with molten runner exit switches over；Power supply mechanism is installed on support ontology 650, and makes to revolve seat for generating
The power that spray head on body 670 switches over；Power supply mechanism includes the power output part for output power and is used for
It receives rotary force and rotary force is transferred to the power input part of power output part.
Referring to attached drawing 12-23, the inclined lower end surface for being installed on support ontology 650 of pedestal 670, rotation pedestal 670 and branch are revolved
Several spray heads are installed on the opposite side side that support ontology 650 contacts, the spray head includes single flow spray head 680, oblique flow
Formula spray head 690 revolves and is additionally provided on pedestal 670 and connects hole 673 with what each spray head was connected, and connecing hole 673 can be with melt flow road 652
Exit be connected, be set to rotation pedestal 670 spray head when switching over, with the spray head after switching be connected connect hole with
Melt flow road 652 is connected.Such as Figure 17,22,23, the single flow connection being provided on pedestal 670 for installing single flow spray head 680 is revolved
Column 676 revolves the diagonal flow type connecting column 677 being additionally provided on pedestal 670 for installing diagonal flow type spray head 690；It revolves in pedestal 670
The angle of the straight line of mandrel line and vertical direction is α, the central axis of single flow connecting column 676 and the central axis of rotation pedestal 670
The angle of cut between line is β, and wherein α is equal to β；The central axis of diagonal flow type connecting column 677 is equal with the rotation central axis of pedestal 670
Row, the material spray end of diagonal flow type spray head 690 are provided with bending section, consumptive material the leading by bending section sprayed from diagonal flow type spray head 690
To spraying in horizontal direction.Since α is equal to β, and the central axis of the central axis of diagonal flow type connecting column 677 and rotation pedestal 670
Parallel setting, when single flow connecting column 676 and the connection of melt flow road, single flow connecting column is arranged in vertical direction, so that consumption
Material in vertical direction from single flow spray head 680 spray, that is, realize printing in the vertical direction, when diagonal flow type connecting column 677 with
When melt flow road is connected, the inclined formula of diagonal flow type connecting column 677 is laid out and is oriented to by its bending section, so that consumptive material is in level side
It is sprayed to from diagonal flow type spray head 690, that is, realizes printing in the horizontal direction.
Rotation pedestal 670 on be provided with along its circumferencial direction uniform intervals arrangement connecting column, the central axis of connecting column with
Plane where revolving the central axis of pedestal 670 is basal plane, and the angle between adjacent basal plane is identical and angle is δ, revolves seat
It is provided in body 670 and support 650 contact face of ontology along rotation 670 circumferencial direction uniform intervals of pedestal arrangement and number and company
It connects that column is identical to connect hole 673, connects hole 673 and be connected with the connecting column inner cavity for being located at its bottom and in one-to-one relationship,
Arrange that connecting column includes single flow in coaxial line with connect hole 673 and single flow connecting column 676 that single flow connecting column 676 is connected
Connecting column 676, diagonal flow type connecting column 677, single flow connecting column 676 and single flow spray head 680 are in coaxial line connection type, oblique flow
Formula connecting column 677 and diagonal flow type spray head 690 are in coaxial line connection type.
The power output part of above-mentioned power supply mechanism be socketed on rotation pedestal 670 and coaxial line arrange
Bevel gear 672, the power input part of above-mentioned power supply mechanism are to be installed on support ontology 650 and can turn around own axes
Dynamic driving gear 664, and driving gear 664 is meshed with bevel gear 672.Power supply mechanism further includes being installed on support originally
Body 650 and connect with driving gear 664, for drive driving gear 664 rotate motor e660.It is provided by motor e660
Power, and the transmitting of power is carried out, it can be achieved that revolving pedestal 670 around itself with bevel gear 672 by intermeshing driving gear 664
The rotation of axis.To guarantee to connect hole 673 and melt flow road 652 always remains on state, or in order to guarantee connecting column always with
Melt flow road remains turned on, and the angle that rotation pedestal 670 rotates every time should be the integer of the angle δ between adjacent basal plane
Times.
Referring to attached drawing 17-21, diagonal flow type spray head 690, including connector sleeve 691, tilting head body 692,691 sets of connector sleeve
It is connected to the outside of tilting head body 692, and tilting head body 692 and the connection end of connector sleeve 691 are provided with to overhanging
The stop collar 694 of exhibition, be provided in connector sleeve 691 match with stop collar 694 and for limit tilting head body 692 from
The built-in step being detached from connector sleeve 691, inner flow passage 693 and diagonal flow type connecting column 677 at tilting 692 center of head body
Inner cavity is connected, and connector sleeve 691 is connect by the connection type of screw thread with diagonal flow type connecting column 677.Such as Figure 18-21, tilting spray head
The discharge port end of ontology 692 is provided with for the consumptive material after melting to be in a horizontal state the bending runner of ejection, and described is curved
Angle between baffling road and the central axis of tilting head body 692 is 90 ° of+α.More optimally, the transversal of runner is bent
Face can be the geometry, such as rectangle, circle etc. of sizes；Attached drawing 18,19 shows that bending flow channel cross-section is
The structure of circular shape, attached drawing 20,21 show that bending flow channel cross-section is the structure of rectangular shape.
Referring to attached drawing 14,15,16, the bottom of ontology 650 is supported to be provided with inclined surface, the angle of inclined surface and horizontal direction
For α, the central axis cone wall 656 perpendicular with it is provided on inclined surface, bore dug at the center of wall 656 it is concentric with it
Center cone slot 658 is provided with center positioning hole 659 at the center of center cone slot 658, revolves and offers and bore at 670 center of pedestal
Slot 671 is bored in socket that 656 lateral wall of wall matches, revolve be additionally provided at the center of pedestal 670 be located in socket cone slot 671 and
The center frustum 674 to match with center cone slot 658, revolve pedestal 670 center at be also movably installed with through its center and
The fixed centralized positioning pin 675 with 659 phase of center positioning hole.The rotational installation of pedestal 670 will be revolved in branch using centralized positioning pin 675
Support ontology 650 on, centralized positioning pin 675 is fixed with 659 phase of center positioning hole, and rotation pedestal 670 can around centralized positioning pin 675 into
Rotation of the row around own axes.
Referring to attached drawing 15,16, several are provided in socket cone slot 671 and connects hole along its circumferencial direction uniform intervals arrangement
673, it connects identical as the number of the connecting column and inner cavity with connecting column in hole 673 and is connected in a manner of corresponding one by one；Melt flow road
652 continue to extend across the wall portion of cone wall 656 to rotation 670 direction of pedestal, so that melt flow road 652 is fitted closely with hole 673 is connect,
The discharge port in melt flow road 652 connects hole with one of them always and remains up.
Referring to attached drawing 17,676, two diagonal flow type connecting columns of single flow connecting column there are two the bottom settings of pedestal 670 are revolved
677, two single flow connecting columns 676 are connected separately with the single flow spray head 680 for vertical direction printing, single flow spray head point
It is not connected with the diagonal flow type spray head 690 for horizontal direction printing.
Referring to attached drawing 22,23, when the object of printing has mounting structure, spray head can be switched to diagonal flow type spray head 690,
The consumptive material of melting is sprayed by horizontal direction and constitutes the bottom of mounting structure, under regular situation, the thickness of the bottom of mounting structure
Degree is not less than 1mm, and the thickness of the bottom of mounting structure also determines that the length of mounting structure is bigger according to the length of mounting structure,
The thickness of the bottom of mounting structure is bigger.When the printing of diagonal flow type spray head completion mounting structure bottom, spray head can be switched to
Single flow spray head 680, to carry out the printing on vertical direction.
Cooling body 630 is also equipped in supporing shell 610, cooling body 630 is used for single flow spray head 680 or oblique flow
Consumptive material is cooled down under the molten condition that formula spray head 690 sprays；Consumptive material under the molten condition sprayed to diagonal flow type spray head 690 is cold
But have larger advantage, since diagonal flow type spray head 690 carries out the printing in horizontal direction, if the consumptive material of melting it is cooling relatively slow or
Higher temperature is kept, when mounting structure is longer, easily causes the bending of mounting structure, and cause deformation.
Referring to attached drawing 8,9,12, cooling body 630, including the air hose 634 being installed on inside supporing shell 610, air hose 634
Air inlet end cooling fan 632 is installed, the outlet air end of air hose 634 is towards be installed on rotation pedestal 670 and and melt flow
The single flow spray head 680 or diagonal flow type spray head 690 that road is connected.
Referring to attached drawing 8,9, the outside of motor e660 is also socketed with the cooling fin 662 for heat dissipation, goes back in supporing shell 610
It is equipped with for the built-in fans 640 to 662 air blast of cooling fin, motor is promoted by the flowing wind that built-in fans 640 generate
The heat dissipation of e660.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention；
Various modifications to these embodiments will be readily apparent to those skilled in the art, defined in the present invention
General Principle can be realized in other embodiments in the case where not departing from spirit or scope of the invention.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 widest scope.
Claims (2)
1. exempting from brace type 3D printer, which is characterized in that it includes supporting frame, pallet, Z-axis lifting mechanism, Y-axis translation machine
Structure, X-axis translation mechanism, support pedestal, Z-axis lifting mechanism, Y-axis translation mechanism, X-axis translation mechanism are mounted on supporting frame simultaneously
Support force is provided by supporting frame, the power output part of Z-axis lifting mechanism is connected to pallet and for being oriented to pallet vertical
Direction is mobile, and the power output part of X-axis translation mechanism is connected to support pedestal and is used for guide support pedestal in the horizontal direction
On X-direction it is mobile, the power output part of Y-axis translation mechanism is connected to the fixing piece of X-axis translation mechanism and for being oriented to X
Axis translation mechanism in the horizontal direction on Y direction it is mobile, and the bootable branch for being installed on X-axis translation mechanism of Y-axis translation mechanism
Support pedestal in the horizontal direction on Y direction it is mobile；
Pedestal, including supporing shell, supporing shell is supported to be connected to the power output part of X-axis translation mechanism；
Be also equipped in supporing shell for supporing shell chamber will to be entered consumptive material fusing melting mechanism, more nozzle components,
Power supply mechanism, the consumptive material after more nozzle components are used to melt sprays, and has the handoff functionality of more spray heads, power supply
Mechanism provides power for the spray head switching of more nozzle components；
Above-mentioned melting mechanism includes the melt flow road for supporting ontology, heat source, being set to support ontology, into the consumptive material of supporing shell
It is fed in melt flow road, the heat source for being installed on support ontology provides the thermal energy of fusing for the consumptive material entered in melt flow road, passes through
The exit in consumptive material from melt flow road after crossing fusing escapes and enter at most nozzle component；
It is also rotatably connected to rotation pedestal on support ontology, the rotation centerline for revolving pedestal is its own central axis, is revolved on pedestal
Single flow spray head, at least one diagonal flow type printed for horizontal direction that at least one is provided with for vertical direction printing spray
Head, the spray head that revolving can be achieved to connect with molten runner exit in the rotary course of pedestal switch over；Power supply mechanism is installed on
Ontology is supported, and for generating the power for making to revolve the spray head on pedestal and switching over；Power supply mechanism includes dynamic for exporting
The power output part of power and for receiving rotary force and rotary force being transferred to the power input part of power output part；
It is provided with and is arranged along its circumferencial direction uniform intervals and for connecting the connecting column of spray head on rotation pedestal, in connecting column
Plane where the central axis of mandrel line and rotation pedestal is basal plane, and the angle between adjacent basal plane is identical and angle is δ,
It is provided on rotation pedestal and support body contacts end face along rotation pedestal circumferencial direction uniform intervals arrangement and number and connecting column
It is identical to connect hole, it connects hole and is connected with the connecting column inner cavity for being located at its bottom and in one-to-one relationship；
The power output part of power supply mechanism is connected to rotation pedestal, and drives the integral multiple that the rotation angle of rotation pedestal is δ；
Above-mentioned Z-axis lifting mechanism includes the screw rod that central axis is arranged in a vertical direction and central axis is parallel to each other, Z axis
To guide rod, one end of pallet is fixed with the screw to match with screw rod, and pallet and Z axis are to guide rod shiding matching, the drive of screw rod
Moved end portion is equipped with the motor a for driving screw rod around own axis；
Y-axis translation mechanism include be fixedly installed at the top of supporting frame and central axis along perpendicular to Z axis to guide rod direction cloth
A pair of of Y-axis guide rod for setting is movably set at the top of supporting frame and can a pair of of belt wheel a around own axis, connection
In the belt a of a pair of of belt wheel a, the center of rotation axis of belt wheel a and the central axis of Y-axis guide rod are perpendicular, and a pair of of belt wheel a points
Be not set to the side of Y-axis guide rod, a pair of of belt wheel a is made of driving pulley a, driven pulley a, be connected to driving pulley a, from
The belt a of movable belt pulley a is in winding shape, and Y-axis translation mechanism further includes the Supporting plate for being slidably connected to Y-axis guide rod and active
Belt wheel a connection and the motor b for being used to drive driving pulley a rotation, Supporting plate are also fixedly connected on positioned at belt wheel a one end
Belt a；Two Y-axis guide rods are respectively arranged at the side of Z-axis lifting mechanism, and shiding matching has two Y-axis guide rods respectively
Supporting plate, the both ends of two Y-axis guide rods are mounted on belt wheel a, a pair of of belt wheel positioned at the same end side of Z-axis lifting mechanism
It is connected between a by belt a, Supporting plate is fixed with the belt a for being located at the side belt wheel a, and two of them driving pulley a is same
Axis arrangement, two driven pulley coaxial lines are arranged, are additionally provided between a pair of of Y-axis guide rod for connecting two driving pulleys
A and the connecting shaft for making two driving pulley a synchronous rotation, one of driving pulley a are connected to the output end of motor b；
X-axis translation mechanism is additionally provided between a pair of of Supporting plate, X-axis translation mechanism includes being fixedly installed on a pair of of Supporting plate
Between and central axis along the X axis guide rod perpendicular to Y-axis guide rod direction arrangement, X axis guide rod, which is located at a pair of of Y-axis, leads
Between bar, two end sides of X axis guide rod rotate respectively is provided with belt wheel b, center of rotation axis and the X axis guide rod of belt wheel b
Central axis is perpendicular and centerline axis parallel with Y-axis guide rod, and a pair of of belt wheel b is respectively driving pulley b, driven pulley
B, driving pulley b are fixedly installed in one of Supporting plate, and driven pulley b is fixedly installed in another Supporting plate, actively
It is also connected between belt wheel b, driven pulley b and is rotated synchronously for realizing driving pulley b, driven pulley b and be in back ring structure
Belt b, driving pulley b is connected to the output end of motor c, and motor c is installed on the Supporting plate for being fixed with driving pulley b；Branch
The supporing shell of support pedestal is slidably connected to X axis guide rod and is connected with belt b, supports the link position of pedestal and belt b
Positioned at the side of belt wheel b；
Rotation pedestal is inclined to be installed on the lower end surface for supporting ontology, is additionally provided on rotation pedestal and connects with what each spray head was connected
Hole, and the exit for connecing Kong Keyu melt flow road is connected, and the spray head of rotation pedestal is set to when switching over, with the spray after switching
What head was connected connects hole and the connection of melt flow road；The single flow connecting column for installing single flow spray head, rotation are provided on rotation pedestal
The diagonal flow type connecting column for installing diagonal flow type spray head is additionally provided on pedestal；Revolve pedestal central axis and vertical direction it is straight
The angle of line is α, and the angle of cut between the central axis of single flow connecting column and the central axis for revolving pedestal is β, and wherein α is equal to β；
The central axis of diagonal flow type connecting column is parallel with the rotation central axis of pedestal, and the material spray end of diagonal flow type spray head is provided with bending
Portion, the consumptive material sprayed from diagonal flow type spray head spray in horizontal direction by the guiding of bending section.
2. according to claim 1 exempt from brace type 3D printer, which is characterized in that connect hole with what single flow connecting column was connected
It is arranged with single flow connecting column in coaxial line, single flow connecting column and single flow spray head are in coaxial line connection type, and diagonal flow type connects
Column and diagonal flow type spray head are connect in coaxial line connection type；The bottom of support ontology is provided with inclined surface, inclined surface and horizontal direction
Angle be α, the central axis cone wall perpendicular with it is provided on inclined surface, bore dug at the center of wall it is concentric with it
Center cone slot is provided with center positioning hole at the center of center cone slot, revolves and offers at pedestal center and bore wall lateral wall phase
The socket cone slot matched, revolves the center cone for being additionally provided at the center of pedestal and being located at and matching in socket cone slot and with center cone slot
Platform revolves the centralized positioning pin for being also movably installed at the center of pedestal and mutually fixing through its center and with center positioning hole；
Wherein, diagonal flow type spray head includes connector sleeve, tilting head body, and connector sleeve is socketed on the outside of tilting head body, and
The connection end of tilting head body and connector sleeve is provided with the stop collar flexed outward, is provided in connector sleeve and stop collar phase
It matches and for limiting the built-in step that tilting head body is detached from from connector sleeve, the interior stream at tilting head body center
The inner cavity of road and diagonal flow type connecting column is connected, and connector sleeve is connect by the connection type of screw thread with diagonal flow type connecting column；Tilting spray
The discharge port end of head ontology is provided with the bending for the consumptive material after melting to be in a horizontal state the bending runner of ejection
Angle between runner and the central axis of tilting head body is 90 ° of+α.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710415611.6A CN106976228B (en) | 2017-06-05 | 2017-06-05 | Exempt from brace type 3D printer |
| CN201810176197.2A CN108262943A (en) | 2017-06-05 | 2017-06-05 | Bull combined type horizontal exempts to support 3D printer |
| CN201810176196.8A CN108454085A (en) | 2017-06-05 | 2017-06-05 | That exempts from support 3D printer stirs feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710415611.6A CN106976228B (en) | 2017-06-05 | 2017-06-05 | Exempt from brace type 3D printer |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810176196.8A Division CN108454085A (en) | 2017-06-05 | 2017-06-05 | That exempts from support 3D printer stirs feeding mechanism |
| CN201810176197.2A Division CN108262943A (en) | 2017-06-05 | 2017-06-05 | Bull combined type horizontal exempts to support 3D printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106976228A CN106976228A (en) | 2017-07-25 |
| CN106976228B true CN106976228B (en) | 2018-11-27 |
Family
ID=59343202
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710415611.6A Active CN106976228B (en) | 2017-06-05 | 2017-06-05 | Exempt from brace type 3D printer |
| CN201810176197.2A Withdrawn CN108262943A (en) | 2017-06-05 | 2017-06-05 | Bull combined type horizontal exempts to support 3D printer |
| CN201810176196.8A Withdrawn CN108454085A (en) | 2017-06-05 | 2017-06-05 | That exempts from support 3D printer stirs feeding mechanism |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810176197.2A Withdrawn CN108262943A (en) | 2017-06-05 | 2017-06-05 | Bull combined type horizontal exempts to support 3D printer |
| CN201810176196.8A Withdrawn CN108454085A (en) | 2017-06-05 | 2017-06-05 | That exempts from support 3D printer stirs feeding mechanism |
Country Status (1)
| Country | Link |
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| CN (3) | CN106976228B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973116A (en) * | 2018-09-04 | 2018-12-11 | 广州捷和电子科技有限公司 | A kind of 3D printer |
| CN109203174B (en) * | 2018-10-22 | 2020-11-13 | 南京理工大学北方研究院 | Extrusion type 3D printing double-nozzle device |
| CN109466176A (en) * | 2018-11-14 | 2019-03-15 | 天津市普迅电力信息技术有限公司 | A kind of energy-consuming enterprise portrait printing equipment and its working method |
| CN110253880A (en) * | 2019-06-06 | 2019-09-20 | 太原理工大学 | A kind of concurrent working 3D biometric print machine |
| CN110216876A (en) * | 2019-06-17 | 2019-09-10 | 江南大学 | A kind of 3D printer with on-line temperature monitoring function |
| CN111496251A (en) * | 2020-03-30 | 2020-08-07 | 昆明七零五所科技发展有限责任公司 | Support-free selective metal melting direct forming 3D printing method |
| CN113585675B (en) * | 2021-09-06 | 2023-06-02 | 北京天润建设有限公司 | Automatic change spraying plastering unit |
| CN113814759B (en) * | 2021-10-18 | 2023-04-14 | 邢台职业技术学院 | Drilling equipment is used in machining manufacturing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525947A (en) * | 2014-12-22 | 2015-04-22 | 江苏友诚数控科技有限公司 | Metal 3D printer |
| CN104985812A (en) * | 2015-06-18 | 2015-10-21 | 中国矿业大学 | Multi-spray-head mechanism for 3D printer |
| CN105881914A (en) * | 2016-06-12 | 2016-08-24 | 湖北工业大学 | Multi-nozzle 3D printer and printing method |
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2017
- 2017-06-05 CN CN201710415611.6A patent/CN106976228B/en active Active
- 2017-06-05 CN CN201810176197.2A patent/CN108262943A/en not_active Withdrawn
- 2017-06-05 CN CN201810176196.8A patent/CN108454085A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525947A (en) * | 2014-12-22 | 2015-04-22 | 江苏友诚数控科技有限公司 | Metal 3D printer |
| CN104985812A (en) * | 2015-06-18 | 2015-10-21 | 中国矿业大学 | Multi-spray-head mechanism for 3D printer |
| CN105881914A (en) * | 2016-06-12 | 2016-08-24 | 湖北工业大学 | Multi-nozzle 3D printer and printing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108262943A (en) | 2018-07-10 |
| CN108454085A (en) | 2018-08-28 |
| CN106976228A (en) | 2017-07-25 |
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