CN207789733U - A kind of more nozzle compression type 3D printers - Google Patents
A kind of more nozzle compression type 3D printers Download PDFInfo
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- CN207789733U CN207789733U CN201721877314.5U CN201721877314U CN207789733U CN 207789733 U CN207789733 U CN 207789733U CN 201721877314 U CN201721877314 U CN 201721877314U CN 207789733 U CN207789733 U CN 207789733U
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Abstract
The utility model discloses a kind of more nozzle compression type 3D printers, including being set to the indoor Support for impression mechanism of vacuum, print module group is set on Support for impression mechanism, print module group includes the top that multiple print modules, print module are set to the print platform of carrying printed matter Products, each print module successively increases at a distance from the print platform, can be movable relatively between print module and print platform；Print platform includes fixed platform and mobile platform, and mobile platform moves up and down and forms print chamber between fixed platform, and printing head is printed in print chamber.The printer is also by being arranged screeding device, pressure roller and laser aid, single layer printable layer is struck off and compression is handled, the gap between each article layer of printed matter Products between spacing and powder particle can be made to be compressed, keep the combination between powder particle even closer, the means that the utility model is printed parallel simultaneously using multiple print modules, also substantially increase printing effect.
Description
Technical field
The utility model is related to 3D printer fields, more particularly to a kind of more nozzle compression type 3D printers.
Background technology
In the prior art, the manufacture of metal die, ceramic article, cutter, kitchen tools and other items is using hands such as traditional sandmolds
Section production, efficiency is very low, of high cost.
3D printing is one kind of rapid shaping technique, it be one kind based on digital model file, with powdered gold
Belong to or the adhesive materials such as plastics, constructs the technology of object by layer-by-layer printing.
3D printer is by reading the cross sectional information in file, and use is liquid, the material of powdery or sheet is by these sections
Face is printed layer by layer, then each layer cross section is glued together in various ways to produce an entity.This technology
Feature, which is it almost, can produce the article of any shape.3D printing is often used in fields such as mold manufacturing, industrial designs
Modeling, after be gradually available for the direct manufactures of some products, had using parts made of the printing of this technology.The skill
Art is in jewelry, footwear, industrial design, building, engineering and construction (AEC), automobile, aerospace, dentistry and medical industries, religion
It educates, GIS-Geographic Information System, civil engineering, gun and other field are all applied.
General 3D printer is all made of print head and successively prints, and first by computer modeling, generates threedimensional model and cuts
Piece and cross section information successively, printer read above- mentioned information and with liquid, powdered or sheet material by these sections
Information successively prints, and is glued together to form printed matter Products in various ways between each layer cross section.However, between every layer of printable layer
Degree of adhesion and powder particle between gap can influence molding after printed matter Products surface roughness and intensity, powder particle it
Between gap cross conference cause contraction distortion even crack etc. serious consequences.
CN201610583348.7 discloses a kind of novel 3D printer, and the utility model discloses a kind of novel 3D printings
Machine, including computer, carbon dioxide laser and microprocessor, are provided with microprocessor on the right side of computer, and computer
Lower section is provided with carbon dioxide laser, and the right end of carbon dioxide laser is provided with LASER Discharge Tube, the right side of LASER Discharge Tube
Side is provided with scanning mirror, signal receiver is provided with below scanning mirror, and signal receiver is mounted on slide plate, a left side for slide plate
The right side is provided at both ends with sliding slot, and spraying material head is provided with below slide plate, and hot-pressing roller is provided with below spraying material head, and hot-pressing roller is being beaten
It may be implemented quickly to heat when print, the material of printing speed made to dry rapidly, processing lifting platform is provided with below hot-pressing roller, is added
3D imaging devices are provided at left and right sides of work lifting platform.Aerostatic press can be in print procedure for the 3D printer of the utility model
Mold pallet is declined by telescopic rod, facilitates and supplies next layer heap stacked on next, accelerate print speed.But the practicality is new
Type does not solve to reduce the clearance issues between the powder particle in printed matter Products, and printed matter Products intensity after molding is relatively low.
CN201610017185.6 discloses a kind of 3D printer based on the more nozzle printings of cylindrical coordinates formula, and the program uses
Plane polar coordinates mechanism realizes that beating for the track based on space cylindrical coordinates is realized in the plane motion of nozzle, the movement for Z-direction of arranging in pairs or groups
Print movement, and can be by adjusting the number of nozzle in the number of plies and polar coordinate plane printing mechanism of polar coordinate plane printing mechanism
Nozzle is adjusted, realizes more nozzle printings.But above-mentioned technical proposal is unsuitable for printing the article of powderous primary material, it can not
Solve the problems, such as combination between layers, it is original metal die, pottery that above-mentioned technical proposal, which is unsuitable for printing with powder body material,
The products such as porcelain articles for use, cutter, kitchen tools.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of more nozzle compression type 3D printings
Machine, multiple print modules of the printer setup are simultaneously operable in print chamber prints different article layers, and printer passes through
Screeding device, pressure roller and laser aid are set, several printable layers that printing intracavitary successively prints are struck off and compression is handled,
Laser aid carries out laser melting to the upper surface of printable layer simultaneously, and the print module group is made to carry out next group of printing
When layer printing be attached between upper one group of printable layer it is close.
To achieve the above object, the technical solution that the utility model is taken is as follows：
A kind of more nozzle compression type 3D printers, including it is set to the indoor Support for impression mechanism of vacuum, on the Support for impression mechanism
Print module group is set, and the print module group includes that multiple print modules, the print module are set to carrying printed matter Products
Print platform top, multiple print modules are arranged in order, each print module and the print platform away from
From successively increasing, can be movable relatively between the print module and the print platform；
Wherein, the multiple print module is simultaneously operable, and the print module of different height prints corresponding article respectively
Layer, i.e., when a part for an article layer is completed in a print module printing wherein, adjacent print module is then above-mentioned
The upper surface of article layer prints next article layer；The print module includes colloid nozzle and to powder device, colloid spray
Head injection is dripped for bonding the glue of powder, described that the material powder of the printed matter Products is ejected into the glue drop to powder device
On, the print module carries out the successively printing of printed matter Products on the print platform；
The printer further includes print platform rack, and the print platform is arranged in the print platform rack, institute
It includes fixed platform and mobile platform to state print platform, and the mobile platform is arranged close to the fixed platform, and the movement is flat
Platform moves up and down and forms print chamber between the fixed platform, and the print module is printed in the print chamber；Institute
It states and pressure roller is also installed in print platform rack, the pressure roller is placed on the print platform, and the pressure roller is along the print module
The direction of operation rolls, and the pressure roller carries out compression processing to printed matter Products；Screeding device is set on the Support for impression mechanism, it is described
Screeding device is set to the both sides of the print module group along the direction that the print module is run, and the screeding device will be located at
Printed matter Products except the print chamber are struck off.
Preferably, suction unit is also set up on the Support for impression mechanism, the suction unit is run along the print module
Direction is arranged in the side of the screeding device, and the glue drop after the suction unit will strike off is siphoned away with powder, the impression block
An at least screeding device and a suction unit is respectively set along the both sides of its traffic direction in block group.
Preferably, each print module is adjustable at a distance from the print platform and/or the distance between each print module can
It adjusts；It is individually printed equal to printed matter Products in the distance on the direction of the print platform between two neighboring print module
The thickness of layer, the height of the print chamber are identical as the height for several article layers superposition that the print module group prints.
Preferably, laser aid is additionally provided on the Support for impression mechanism, the laser aid is arranged in the print module
The both sides of group, the laser aid carry out laser melting to the surface of printed matter Products, the print module group are made to carry out
When the printing of next group of printable layer be attached between upper one group of printable layer it is close.
Preferably, the fixed platform includes left fixed platform and right fixed platform, and the mobile platform is arranged described
Between left fixed platform and the right fixed platform, shape between the mobile platform and the left fixed platform, right fixed platform
At the print chamber, the height of the print chamber moves up and down variation with the mobile platform.
Preferably, polygonal through hole, the shape of the mobile platform and the through-hole is arranged in the intermediate of the fixed platform
Shape it is identical, the mobile platform is placed in the through-hole and is close to the inner wall of the through-hole.
Preferably, the position of the fixed platform and mobile platform contact is provided with guide frame and height detection
Instrument, the guide frame are guide rail guide barrel construction, the height testing instrument by detect the distance that the mobile platform moves come
Determine the height of the print chamber.
Preferably, position limiting structure is set in the fixed platform, and the position limiting structure is arranged in the side of the fixed platform
On wall, the position limiting structure prevents the mobile platform from leaving the print chamber.
Preferably, the mobile platform is circle, center bearing bracket is arranged on the Support for impression mechanism, the center bearing bracket is located at
Right over the print platform, connection print machinery arm, scraper plate mechanical arm and pressure roller mechanical arm, described to beat on the center bearing bracket
Print mechanical arm, scraper plate mechanical arm and pressure roller mechanical arm do relative rotary motion around the center bearing bracket and the mobile platform；
The print module group is mounted on the print machinery arm, and the screeding device is mounted on the scraper plate mechanical arm, described
Pressure roller is installed, the print module, screeding device and pressure roller are identical at a distance from the center bearing bracket, institute on pressure roller mechanical arm
Stating the distance between print module, screeding device and pressure roller and the center bearing bracket can be adjusted.
Compared with prior art, the utility model has technique effect beneficial below：
The means that the utility model is printed parallel simultaneously using multiple print modules, substantially increase printing effect.Printing
Module includes colloid nozzle, to powder device, and printer is particularly suitable for printing the article using powder body material as raw material, each printable layer
Between by glue drop be adhesively fixed.Extra powder and glue drop can be siphoned away and be recycled by suction unit, and respectively be printed
Module is placed in vacuum chamber, prevents powder from polluting environment.Difference in height between each print module and print platform is adjustable, printing
The colloid nozzle of inside modules, to powder device and print platform difference in height it is also adjustable, setting in this way is convenient for beating for different
Different printing layer thickness is arranged in print object.
The utility model printing head printed matter Products layer in the print chamber, screeding device with print module operation
Printed matter Products except print chamber are struck off；After one group of several article layer is completed in printing in print chamber, mobile platform rises
So that one group of article layer is moved up a part, the direction that pressure roller is run to printing head moves forwards, pressure roller to the article after rising into
Row rolls compression processing；Single layer printable layer is struck off using screeding device, pressure roller and compression is handled, printed matter Products can be made
In powder particle between gap obtain compression become smaller, keep the combination between powder particle even closer, while making each article
Spacing becomes smaller between layer, avoids the gap between powder particle from crossing conference and causes the serious consequences such as contraction distortion even cracking.It scrapes
Panel assembly keeps the surface of article layer more smooth convenient for the printing stacking of next group of article layer.The print chamber of the utility model be
It is formed between mobile platform and fixed platform, the depth of print chamber is adjusted by adjusting the height of mobile platform, according to not
Same printed matter Products demand, is arranged suitable print chamber height printed matter Products layer, it is ensured that the powder particle in each layer of article layer
Between gap article layer will not be caused loose situation occur because of article layer height is excessive.Laser is additionally provided on Support for impression mechanism
Device, laser aid are arranged close to the printing head, and laser aid carries out laser melting to the surface of printed matter Products, makes
Generate secondary solidification between upper one group of printable layer and next group of printable layer, when making the printing of next group of printable layer with upper one group of printable layer
Between be attached it is close.
Description of the drawings
Fig. 1 is the schematic diagram of single print module disclosed by the utility model；
Fig. 2 is the schematic front view of embodiment one disclosed by the utility model；
Fig. 3 is the schematic top plan view of embodiment one disclosed by the utility model；
Fig. 4 is the schematic top plan view of embodiment two disclosed by the utility model；
Fig. 5 is that the structure of embodiment three disclosed by the utility model regards schematic diagram；
Fig. 6 is the schematic top plan view of embodiment three disclosed by the utility model.
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As shown in Figs. 1-3, a kind of more nozzle compression type 3D printers, including it is set to the indoor Support for impression mechanism 2 of vacuum, institute
State on Support for impression mechanism 2 setting print module group, the print module group includes that multiple print modules, the print module are set to
Carry the top of the print platform of printed matter Products, multiple print modules are arranged in order, each print module with it is described
The distance of print platform successively increases, and can be movable relatively between the print module and the print platform.
Wherein, the multiple print module is simultaneously operable, and the print module of different height prints corresponding article respectively
Layer, i.e., when a part for an article layer is completed in a print module printing wherein, adjacent print module is then above-mentioned
The upper surface of article layer prints next article layer；The print module include colloid nozzle and give powder device, wherein colloid spray
Head includes colloid conveying device 131 and colloid nozzle 141, includes powder transfer device 111 and powder nozzle 121 to powder device,
The colloid nozzle injection is dripped for bonding the glue of powder, described to be ejected into the material powder of the printed matter Products to powder device
In the glue drop, the print module carries out the successively printing of printed matter Products on the print platform.
The printer further includes print platform rack 6, and the print platform is arranged in the print platform rack 6,
The print platform includes fixed platform 8 and mobile platform 10, and the mobile platform 10 is arranged close to the fixed platform 8, institute
It states mobile platform 10 and moves up and down the formation print chamber 101 between the fixed platform 8, the print module is in the print chamber
It is printed in 101；Pressure roller 7 is also installed, the pressure roller 7 is placed on the print platform, described in the print platform rack 2
Pressure roller 7 is rolled along the direction that the print module is run, specifically, the both ends of the pressure roller 7 are in the print platform rack 2
Sliding slot movement, the pressure roller 7 carries out compression processing to printed matter Products；Screeding device 3 is set on the Support for impression mechanism 2, it is described
Screeding device 3 is set to the both sides of the print module group along the direction that the print module is run, and the screeding device 3 is by position
Printed matter Products except the print chamber 101 are struck off.
Suction unit 4 is also set up on the Support for impression mechanism 2, the suction unit 4 is along the direction that the print module is run
It is arranged in the side of the screeding device 3, the glue drop after the suction unit 4 will strike off is siphoned away with powder.Specifically, the pumping
It inhales device 4 and vacuum pump can be used.An at least scraper plate dress is respectively set along the both sides of its traffic direction in the print module
Set 3 and a suction unit 4.Preferably, i.e., it is respectively provided with a screeding device 3 and one in the left and right side of print module
A suction unit 4 strikes off processing and suction process during realizing back and forth.
Embodiment one
Referring to Fig. 1-3, present embodiment discloses a kind of more nozzle compression type 3D printers, which includes mobile flat
Platform 10, vacuum chamber, multiple print modules 1,11,12 ..., N.The multiple print module may be contained in vacuum chamber, and
Minimum print module 1 is first dozen at a distance from being sequentially arranged above for the mobile platform 10, with the mobile platform 10
Impression block, close to the first print module 1 print module be the second print module 11, and so on, with mobile platform 10 away from
It is N print modules from maximum print module.Above-mentioned mobile platform 10 is a horizontally disposed liftable platform, Duo Gesuo
The upper straight that print module is stated in the mobile platform 10 is set gradually, and from the first print module 1 to N impression blocks
Block, the distance apart from the mobile platform 10 gradually increase.Preferably, the height between adjacent two print modules two-by-two
Difference is equal.Specifically, the print module is fixed on the top of the mobile platform 10 by adjustable mode.
Referring to Fig. 2, when printing, according to print command, controller controls the multiple print module and is simultaneously operable, different
The print module of height prints corresponding article layer respectively.The first layer of i.e. described first print module, 1 printed matter Products, second dozen
The second layer of 11 printed matter Products of impression block, the n-th layer of N print module printed matter Products.Also, in first print module 1
After the part for printing first layer, and then the second print module 11 is printed in the upper surface of the first layer, and described the
After two print modules 11 print a part, and then surface is printed the third print module 12 on the second layer,
The rest may be inferred, last layer to the printing of N print module printed matter Products finishes, and thereby realizes more in print chamber 101
Nozzle concurrent working prints multilayer simultaneously.Print module group can complete the printing of one group of several printable layer in print chamber 101,
Compared with single nozzle, N times of print speed theoretically may be implemented in the program, but since later layer follows preceding layer to be printed with one
Fixed hysteresis quality, practical print speed is between the print speed of 0.7-0.9N times of single nozzle 3D printer.
Preferably, the print platform rack 6 can make straight reciprocating motion relative to the print module, make the movement
Platform 10 passes through the underface of multiple print modules successively.It is of course also possible to be such scheme, i.e., the described print platform rack
6 is fixed, and the print module can make straight reciprocating motion relative to the mobile platform 10.Preferably, each printing
The distance between module and the print platform are adjustable, perpendicular to the print platform between two neighboring print module
Distance on direction is equal to the thickness of the single printable layer of printed matter Products.It, can be by adjusting described for different print objects
The height of print module is arranged to set different printing layer thickness.The colloid nozzle gives powder device and the mobile platform
10 distance difference is adjustable, is convenient for being adaptively adjusted for different print objects in this way.Preferably, each print module it
Between difference in height can be controlled with limiter.
After one group of several article layer printing is completed in 101 printings in print chamber of print module group, the rising of mobile platform 10 makes
Several article layers move up a part, and pressure roller 7 is moved forwards along the direction that print module is run, if pressure roller 7 is to the dry after rising
Product layer carries out rolling compression processing；One group of several article layer is struck off using screeding device 3, pressure roller 7 and compression is handled, it can
So that the gap between powder particle in printed matter Products obtains compression and becomes smaller, keep the combination between powder particle even closer,
It avoids the gap between powder particle from crossing conference and causes the serious consequences such as contraction distortion even cracking.Make one group of several article simultaneously
The more smooth printing convenient for next group of article layer in surface of layer stacks.The print chamber 101 of the utility model is in mobile platform
It is formed between 10 and fixed platform 8, the depth of print chamber 101 is adjusted by adjusting the height of mobile platform 10, according to not
Same printed matter Products demand, is arranged suitable print chamber 101 and highly prints one group of several article layer, it is ensured that in each group of article layer
Powder particle between gap article layer will not be caused loose situation occur because of article layer height is excessive.
The position that the fixed platform 8 and the mobile platform 10 contact is provided with guide frame and height testing instrument, institute
It is guide rail guide barrel construction to state guide frame, and guide frame may insure that position will not occur during mobile platform 10 moves up and down
Offset, the levelness of mobile platform 10 remains unchanged, the height testing instrument by detect that the mobile platform 10 moves away from
From determining the height of the print chamber 101, the material composition of height testing instrument printed matter Products according to actual needs determines every group
The height of article layer adjusts the height between each print module to adjust the depth of print chamber 101 and the quantity of print module
Degree is poor.Position limiting structure 9 is set in the fixed platform 8, and the position limiting structure 9 is arranged on the side wall of the fixed platform 8, institute
Stating position limiting structure 9 prevents the mobile platform 10 from leaving the print chamber 101, that is, prevents the height of mobile platform 10 higher than fixation
The height of platform 8.
As shown in figure 3, the present embodiment is preferred, the fixed platform 8 includes left fixed platform and right fixed platform, described
Mobile platform 10 is arranged between the left fixed platform and the right fixed platform, the mobile platform 10 and the left fixation
The print chamber 101 is formed between platform, right fixed platform, the height of the print chamber 101 is with the mobile platform 10
It moves up and down and changes.
Laser aid 5 is additionally provided on the Support for impression mechanism 2, the laser aid 5 is arranged in the print module group
Both sides, the laser aid 5 carry out laser melting to the surface of printed matter Products, keep the print module group next in progress
When group printable layer printing be attached between upper one group of printable layer it is close
Printer obtains the print data information of article and is transmitted to controller；Controller is generated according to print data information
Corresponding print command；If print command drives print module to move one group of printing along the X-direction and Y direction of mobile platform
Dry article layer, while the print command drives the print module work, the screeding device 3 is with the print module
Operation the printed matter Products except the print chamber 101 are struck off；If one group of dry is completed in printing in the print chamber 101
After product layer, the rising of the mobile platform 10 makes article layer move up a part, the direction that the pressure roller 7 is run to the print module
It moves forwards, the pressure roller 7 carries out the article layer after rising to roll compression processing；Treated article layer is compressed by pressure roller
As the decline of mobile platform 10 is displaced downwardly in the print chamber 101, and the height of article layer is less than the height of the print chamber 101
Degree, the print module continue next group of several article layer printing on the article layer in the print chamber 101.It is printing
Laser melting is carried out to the surface of upper one group of several article layer by laser aid 5 when next group of several article layer, is convenient for
Even closer combination between two groups of article layers is adhesively fixed by glue drop and laser between each article layer.
Embodiment two
As shown in figure 4, what is different from the first embodiment is that the 8 centre setting polygonal through hole of fixed platform of the present embodiment, excellent
It is selected as rectangular through-hole, the shape of the mobile platform 10 is identical as the shape of the through-hole, and the mobile platform 10 is placed in described
Through-hole is interior and is close to the inner wall of the through-hole.Print chamber 101 is formed between mobile platform 10 and the inner wall of through-hole, print module exists
101 realizations are reciprocating in print chamber successively prints.
Embodiment three
Referring to Figures 5 and 6, present embodiment discloses a kind of more nozzle compression type 3D printers, which includes movement
Platform 10, vacuum chamber, multiple print modules 1,11,12 ..., N.The multiple print module may be contained in vacuum chamber, and
Minimum print module 1 is first dozen at a distance from being sequentially arranged above for the mobile platform 10, with the mobile platform 10
Time small print module 11 is the second print module at a distance from impression block, with the mobile platform 10, and so on, with the shifting
The maximum print module of distance of moving platform 10 is N print modules.
What is different from the first embodiment is that the mobile platform 10 of the present embodiment is circle, fixed platform 8 is arranged round logical
Hole, mobile platform 10 move up and down in circular through hole, and are fitted closely with the inner wall of circular through hole, on the Support for impression mechanism 2
Center bearing bracket 20 is set, and the center bearing bracket 20 is located at right over the print platform, and printing is connected on the center bearing bracket 20
Mechanical arm, scraper plate mechanical arm and pressure roller mechanical arm, the print machinery arm, scraper plate mechanical arm and pressure roller mechanical arm are in described
Cardiac skeleton 20 does relative rotary motion with the mobile platform 10；The print module (1,11,12) is pacified successively with same Radius
On the print machinery arm, the screeding device 3 is mounted on the scraper plate mechanical arm, is installed on the pressure roller mechanical arm
There are pressure roller 7, the print module (1,11,12), screeding device 3 and pressure roller 7 to be remained at a distance from the center bearing bracket 20
Identical, the print module (1,11,12), screeding device 3 and the distance between pressure roller 7 and the center bearing bracket 20 can be adjusted
Section.Print module (1,11,12) is successively printed in print chamber 101, after the printing for completing one group of several article layer, scraper plate
Device 3 and press-roller device 7 realize striking off and compressing to article layer, and the height of print chamber 101 can be with mobile platform 10
It lifts and changes.The distance between print module (1,11,12), screeding device 3, pressure roller 7 and described center bearing bracket 20 are adjusted, it can
The article in different radii region on mobile platform 10 is printed with realizing, cyclic annular and column article printing is completed, leads to simultaneously
The height for overregulating print module (1,11,12) successively prints to realize.
The Method of printing of above-mentioned 3D printer includes the following steps：
(1) it obtains the print data information of article and is transmitted to controller；The controller is believed according to the print data
Breath generates corresponding print command；
(2) print command drive the print module relative to the print platform carry out oscillating rectilinear motion or
Rotary motion；Alternatively, the print command drives the print platform to carry out reciprocating straight line fortune relative to the print module
Dynamic or rotary motion；
(3) while step (2) carry out, the print command drives the print module to work at the same time, the printing
Module in the print chamber along the X-direction of the mobile platform and Y direction printed matter Products layer, or along the mobile platform
Center rotating print article layer, the screeding device will be except the print chamber with the operation of the print module
Printed matter Products are struck off；After the print module group prints several article layers of completion in the print chamber, on the mobile platform
Rising makes several article layers move up a part, and the pressure roller is moved forwards along the track that the print module is run, the pressure roller pair
Several article layers after rising carry out rolling compression processing；
(4) pass through pressure roller and compress treated several article layers as the decline of mobile platform is displaced downwardly to the print chamber
It is interior, and the printed matter Products height after compression is less than the height of the print chamber, adjusts the print module height described
Continue next layer of printing on article layer in print chamber.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is changed.Therefore, the utility model is not limited to specific implementation mode disclosed and described above, right
Some modifications and changes of utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, although
Some specific terms are used in this specification, these terms are merely for convenience of description, not to the utility model structure
At any restrictions.
Claims (9)
1. a kind of more nozzle compression type 3D printers, including it is set to the indoor Support for impression mechanism of vacuum, it is set on the Support for impression mechanism
Set print module group, the print module group includes that multiple print modules, the print module are set to carrying printed matter Products
The top of print platform, multiple print modules are arranged in order, and each print module is at a distance from the print platform
It successively increases, can be movable relatively between the print module and the print platform；
It is characterized in that, the multiple print module is simultaneously operable, the print module of different height prints corresponding object respectively
Product layer, i.e., when a part for an article layer is completed in a print module printing wherein, adjacent print module is then upper
The upper surface for stating article layer prints next article layer；The print module include colloid nozzle and give powder device, the colloid
Nozzle injection is dripped for bonding the glue of powder, described that the material powder of the printed matter Products is ejected into the glue drop to powder device
On, the print module carries out the successively printing of printed matter Products on the print platform；
The printer further includes print platform rack, and the print platform is arranged in the print platform rack, described to beat
It includes fixed platform and mobile platform to print platform, and the mobile platform is arranged close to the fixed platform, on the mobile platform
Print chamber is formed between lower movement and the fixed platform, the print module is printed in the print chamber；It is described to beat
Pressure roller is also installed in print platform rack, the pressure roller is placed on the print platform, and the pressure roller is run along the print module
Direction roll, the pressure roller carries out compression processing to printed matter Products；Screeding device, the scraper plate are set on the Support for impression mechanism
Device is set to the both sides of the print module group along the direction that the print module is run, and the screeding device will be located at described
Printed matter Products except print chamber are struck off.
2. a kind of 3D printer according to claim 1, it is characterised in that：Suction dress is also set up on the Support for impression mechanism
It sets, the suction unit is arranged along the direction that the print module is run in the side of the screeding device, the suction unit
Glue drop and powder after striking off siphon away, and the print module group is respectively set at least along the both sides of its traffic direction described in one
Screeding device and a suction unit.
3. a kind of 3D printer according to claim 1, it is characterised in that：Each print module and the print platform away from
It is adjustable from the distance between adjustable and/or each print module；Perpendicular to the print platform between two neighboring print module
Direction on distance be equal to the thickness of the single printable layer of printed matter Products, the height of the print chamber and the print module group are beaten
The height of several article layers superposition of print is identical.
4. a kind of 3D printer according to claim 1, it is characterised in that：Laser dress is additionally provided on the Support for impression mechanism
It sets, the laser aid is arranged in the both sides of the print module group, and the laser aid swashs the surface of printed matter Products
Light melt process makes the print module group be attached between upper one group of printable layer when carrying out next group of printable layer printing
Closely.
5. a kind of 3D printer according to claim 1, it is characterised in that：The fixed platform include left fixed platform and
Right fixed platform, the mobile platform are arranged between the left fixed platform and the right fixed platform, the mobile platform
Form the print chamber between the left fixed platform, right fixed platform, the height of the print chamber is flat with the movement
Platform moves up and down variation.
6. a kind of 3D printer according to claim 1, it is characterised in that：Polygon is arranged in the intermediate of the fixed platform
Through-hole, the shape of the mobile platform is identical as the shape of the through-hole, and the mobile platform is placed in the through-hole and is close to
The inner wall of the through-hole.
7. a kind of 3D printer according to claim 1, it is characterised in that：The fixed platform and the mobile platform connect
Tactile position is provided with guide frame and height testing instrument, and the guide frame is guide rail guide barrel construction, the height testing instrument
The height of the print chamber is determined by detecting the distance of the mobile platform movement.
8. a kind of 3D printer according to claim 1, it is characterised in that：Position limiting structure is set in the fixed platform,
The position limiting structure is arranged on the side wall of the fixed platform, and the position limiting structure prevents the mobile platform from leaving described beat
Print chamber.
9. a kind of 3D printer according to claim 1, it is characterised in that：The mobile platform is circle, the printing
Center bearing bracket is set in rack, and the center bearing bracket is located at right over the print platform, and printing is connected on the center bearing bracket
Mechanical arm, scraper plate mechanical arm and pressure roller mechanical arm, the print machinery arm, scraper plate mechanical arm and pressure roller mechanical arm are in described
Cardiac skeleton does relative rotary motion with the mobile platform；The print module group is mounted on the print machinery arm, described
Screeding device is mounted on the scraper plate mechanical arm, and pressure roller, the print module, scraper plate dress are equipped on the pressure roller mechanical arm
Set it is identical at a distance from the center bearing bracket with pressure roller, the print module, screeding device and pressure roller and the center bearing bracket it
Between distance can adjust.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721877314.5U CN207789733U (en) | 2017-12-27 | 2017-12-27 | A kind of more nozzle compression type 3D printers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721877314.5U CN207789733U (en) | 2017-12-27 | 2017-12-27 | A kind of more nozzle compression type 3D printers |
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| CN207789733U true CN207789733U (en) | 2018-08-31 |
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ID=63279921
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| CN201721877314.5U Expired - Fee Related CN207789733U (en) | 2017-12-27 | 2017-12-27 | A kind of more nozzle compression type 3D printers |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984754A (en) * | 2017-12-27 | 2018-05-04 | 广东科达洁能股份有限公司 | A kind of more nozzle compression type 3D printers and its Method of printing |
| CZ310171B6 (en) * | 2021-03-12 | 2024-10-23 | Václav Ing.arch Hájek | An assembly of a 3D printer print head and a 3D printer with such assembly |
-
2017
- 2017-12-27 CN CN201721877314.5U patent/CN207789733U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984754A (en) * | 2017-12-27 | 2018-05-04 | 广东科达洁能股份有限公司 | A kind of more nozzle compression type 3D printers and its Method of printing |
| WO2019128265A1 (en) * | 2017-12-27 | 2019-07-04 | 广东科达洁能股份有限公司 | Multi-nozzle compacting 3d printer and printing method thereof |
| CN107984754B (en) * | 2017-12-27 | 2024-07-02 | 广东科达洁能股份有限公司 | Multi-nozzle compacting type 3D printer and printing method thereof |
| CZ310171B6 (en) * | 2021-03-12 | 2024-10-23 | Václav Ing.arch Hájek | An assembly of a 3D printer print head and a 3D printer with such assembly |
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