CN205395463U - 3D printing device of side elevation dyeing - Google Patents

Abstract

The utility model relates to a 3D printing device of side elevation dyeing, colored three dimensional printing machine is including the colored ink box, a machine support, movable platform, the head is extruded to high infiltration material silk, the head is extruded to hyposmosis material silk, the colored ink shower nozzle, cargo platform, a pedestal, high infiltration material silk storage box, pipe and hyposmosis material silk storage box, install the frame of triangular prism shape 3D printer on the base, the direction drive installation has a cargo platform in the frame, the direction drive installation has a movable platform in the frame of this cargo platform top, this movable platform's lower extreme is installed high infiltration material silk respectively and is extruded the head, head and colored ink shower nozzle are extruded to hyposmosis material silk. The utility model discloses a printing method is convenient for realize, printing apparatus and to print the cost of material all comparatively cheap is printed effectually, and application scope is extensive, has good application prospect.

Description

A kind of 3D printing equipment of side elevation dyeing

Technical field

This utility model relates to printer apparatus technical field, particularly to 3D printer technology field, specifically refers to the 3D printing equipment of a kind of side elevation dyeing.

Background technology

Rapid shaping technique in the market is divided into 3DP technology, FDM fusion stacking forming technique, and the object that these several printing types obtain all only has a small amount of several colors, there is the defect that color is poor.

Contrast published close patented technology, each molten lamination aspect upper surface is directly dyeed by the method for vertical ink head ink-jet that the patent of domestic patent application 201410294525 and application number 201410045626 all proposes to move with horizontal direction, the ink-jet ink of upper surface is penetrated into printable layer side elevation by the method utilizing infiltration, thus reaching the target of side elevation display image, but, the infiltration direction of the ink droplet of this kind of method is not easily controlled, easily cause color dropout or the excessive concentration of side elevation imaging point, it is not easy to produce image clearly.Also having additive method is by being directly side elevation ink jet dyeing to printing object side to horizontal ink-jet, but the method for this lateral ink-jet cannot be more complicated for side elevation shape or have the position blocked to dye, and therefore also cannot meet whole side elevation coloration requirements.Further, since ink droplet next-door neighbour printable layer edge prints, ink droplet is likely splashed to the alien invasion of the object layer body printed, thus causing secondary pigment pollution, affects finished product attractive in appearance.

Utility model content

The purpose of this utility model is to overcome above-mentioned shortcoming of the prior art, it is provided that the 3D printing equipment of a set of side elevation dyeing that can improve the high accuracy of surface color and polish representability, broken colour.

A kind of 3D printing equipment of side elevation dyeing, it is characterized in that: include Color FINE Cartridge, frame, moveable platform, Thief zone material silk extruder head, hyposmosis material silk extruder head, color inks shower nozzle, article carrying platform, pedestal, Thief zone material silk storage box, hyposmosis material silk storage box and corresponding conduit, pedestal is provided with the frame of triangle cylindricality 3D printer, in frame, lower end is provided with slide rail, is provided with an article carrying platform on slide rail；In frame above article carrying platform, guiding is provided with a moveable platform, the lower end of this moveable platform is separately installed with Thief zone material silk extruder head, hyposmosis material silk extruder head and color inks shower nozzle, Thief zone material silk extruder head is by conduit connection Thief zone material silk storage box, hyposmosis material silk extruder head is by conduit connection hyposmosis material silk storage box, color inks shower nozzle connection Color FINE Cartridge.

And, color solid printer is also equipped with a processor or connects computer by data wire.

And, moveable platform is also equipped with dry lamp.

And, the driving structure of article carrying platform is particularly as follows: be provided with three vertical slide rails at machine frame inside, being provided with article carrying platform on this three one slide rail, article carrying platform moves up and down along slide rail, is separately installed with drive motor in the article carrying platform lower end of the installation site of slide rail.

And, the mounting structure of moveable platform is particularly as follows: three vertical slide rail top is separately installed with the end of a guide link, and the other end of three guide link is connected respectively on moveable platform.

Advantage of the present utility model and having the benefit effect that

1, Method of printing of the present utility model can carry out the direct ink jet dyeing in side elevation surface, and side elevation even dyeing is complete, and color can control, it is possible to meet the 3D whole side elevations printed dyeing demand, and it is good to print Color.

2, this utility model is complex-shaped or have the side elevation blocked to reach similarly perfect dyeing in printing for 3D, it is ensured that Color, it is adaptable to variously-shaped printing requirement, applied widely.

3, this Method of printing dyeing registration, effectively protects for dyed part, does not result in secondary pigment pollution, nor can cause environmental pollution.

4, side elevation is only dyeed by this utility model, and for the not impact of 3D printer model body, model densities is high, and intensity is high, and color effect is good.

5, Method of printing of the present utility model facilitates implementation, and the cost of printing device and printed material is all comparatively cheap, and printing effect is good, applied widely, has a good application prospect.

Accompanying drawing explanation

Fig. 1 is printing step flow chart of the present utility model；

Fig. 2 is that 3D prints schematic diagram；

Fig. 3 is the partial schematic diagram of dyeing shell and auxiliaring shell contact surface；

Fig. 4 is Fig. 2 dyeing schematic diagram dripping ink droplet；

Fig. 5 is the color solid printer arrangement schematic diagram of embodiment.

1 dyeing shell, 2 ink droplets, 3 auxiliaring shells；4 Color FINE Cartridges, 5 frames, 6 moveable platforms, 7 Thief zone material silk extruder heads, 8 hyposmosis material silk extruder heads, 9 color inks shower nozzles, 10 article carrying platforms, 11 pedestals, 12 dry lamp, 13 Thief zone material silk storage boxes, 14 conduits, 15 hyposmosis material silk storage boxes.

Detailed description of the invention

Below in conjunction with specific embodiment, the utility model is described in further detail, and following example are illustrative, is not determinate, it is impossible to limits protection domain of the present utility model with this.

Printing equipment

nullA kind of 3D printing equipment of side elevation dyeing，Concrete structure is referring to shown in Figure of description 5: include Color FINE Cartridge 4、Frame 5、Moveable platform 6、Thief zone material silk extruder head 7、Hyposmosis material silk extruder head 8、Color inks shower nozzle 9、Article carrying platform 10、Pedestal 11、Thief zone material silk storage box 13、Hyposmosis material silk storage box 15 and corresponding conduit 14，Pedestal is provided with the frame of triangle cylindricality 3D printer，One liftable article carrying platform 10 is installed in machine frame inside lower end，In frame above this article carrying platform, drive installation has a moveable platform 6，The lower end of this moveable platform is separately installed with Thief zone material silk extruder head 7、Hyposmosis material silk extruder head 8 and color inks shower nozzle 9，Thief zone material silk extruder head connects Thief zone material silk storage box 13 by conduit 14，Hyposmosis material silk extruder head is by conduit connection hyposmosis material silk storage box，Color inks shower nozzle connection Color FINE Cartridge；

The concrete mounting structure of triangle cylindricality 3D printer:

The mounting structure of article carrying platform is particularly as follows: be provided with three vertical slide rails at machine frame inside, this three one slide rail is provided with article carrying platform, article carrying platform can move up and down along slide rail, it is mounted on drive motor in the article carrying platform lower end of the installation site of slide rail, drives article carrying platform to move up and down along slide rail；

The mounting structure of moveable platform is particularly as follows: three vertical slide rail top is separately installed with the end of a guide link, and the other end of three guide link is connected respectively on moveable platform；Guide link moves on slide rail and can carry out stretching, swinging, by controlling three guide link and moving respectively, the flexible movement that moveable platform just can be driven to carry out multiple directions, thus carrying out variously-shaped 3D printing；

Color solid printer is also equipped with a processor or connects computer by data wire, control the elevating movement of moveable platform and article carrying platform, and control the material that Thief zone material silk extruder head, hyposmosis material silk extruder head and color inks shower nozzle print the correspondence position extrusion corresponding dosage of circuit at monolayer respectively.

In order to accelerate curing rate, moveable platform is also equipped with dry lamp 12, dries lamp according to the type difference of ink and can be selected for Burdick lamp or infrared lamp.

nullWhen using this color solid printer to print，By setting up three-dimensional object computer model，It is carried out slicing delamination，Obtain the forming data of each layer，Monolayer is set and prints circuit，The information data obtained is associated with on the computer of printer，Extruder head on the platform being passed through movement by Thief zone infiltrating material after melted is uniformly extruded by extrusion device，Extruder head is followed mobile platform and is moved in the horizontal direction，Monolayer is printed circuit complete one by one，Extrusion device by by do not infiltrate or low infiltrating material melted after uniformly extruded by the extruder head on the platform of movement，Extruder head is followed mobile platform and is moved in the horizontal direction，Auxiliaring shell circuit is completed one by one，Then the ink droplet containing different pigment in different shower nozzles is sprayed in the crack between outermost contour line and the auxiliaring shell of the printing objects the superiors，Ink droplet through through crack due to capillarity and action of gravity quickly downward along outermost layer contour line side elevation diffusion absorption，The solvent content of ink is less due to molecule，Infiltration is very fast deeper，Pigment part molecular weight then stays relatively greatly the surface of side elevation，The pigment of multiple different colours is combined，Produce required combined colors，Simultaneously，Burdick lamp or infrared lamp can accelerate the solidification of solvent evaporation or light-cured resin，Mobile platform promotes vertical direction height，Extrusion melted material on capable layer body after original solidification again，Carry out subsequent work circulation，Until being finally completed the printing of three-dimensional object.

Method of printing

A kind of 3D Method of printing of side elevation dyeing, its core is a kind of crack capillary percolation side elevation staining, and step is as follows:

(1) print and prepare and data process, open color solid printer, process the hierarchical mode obtaining 3D printing objects；

Input needs the 3D printing objects model data printed, the processor computational analysis of printer carries out even laminating section and obtains hierarchical mode data, the hierarchical mode data of each layer all include dyeing shell 1 and auxiliaring shell 3, wherein, dyeing shell is the data model that 3D printing objects carries out even laminating acquisition, auxiliaring shell is the data model of the dyeing outer side facade being adjacent to 3D printing objects, and the dyeing shell of each layer is fitted with auxiliaring shell one_to_one corresponding；

The monolayer generating dyeing shell prints circuit, simultaneously, generate the monolayer being close to the auxiliaring shell generating dyeing shell outline and print circuit, and, 3D printing objects model data that processor prints as required calculate obtain that hierarchical mode be there is a need to dyeing put the pigment needed for position and each stain, corresponding hierarchical mode, generates monolayer dyeing inkjet printing route each layer corresponding；

(2) print hierarchical mode, including one layer of dyeing shell contacted with each other and auxiliaring shell,

Dyeing shell adopts the Thief zone leading printing shaping of height infiltrating material, then adopt the nonwettable file printing auxiliaring shell of hyposmosis along the side elevation of tinction shell, dyeing shell and auxiliaring shell contact with each other but and be formed without entirety, it it is all the single layer structure adopting melted material to be extruded into due to each layer of hierarchical mode, the side elevation that dyeing shell contacts with each other with auxiliaring shell is not completely vertical laminating, but the arc body of slightly evagination, referring to the layering microcosmic enlarged drawing shown in accompanying drawing 3, between dyeing shell and auxiliaring shell, define arc crack；

(3) ink-jet, processor controls printer, the ink 2 of pigment is dropped between dyeing shell and auxiliaring shell in the arc crack formed, ink droplet through through crack due to capillarity and action of gravity quickly downward along outermost layer contour line side elevation spread, due to dyeing shell and auxiliaring shell close contact, ink cannot pass through the tight crack that bi-material is formed, and can only stop falling, now ink is attracted in stain corresponding on the side elevation in crack, shown in accompanying drawing 4；

With the protection of auxiliaring shell, ink is dropped in setting position accurately, is prevented effectively from print procedure and occurs that ink spattering arrives the situation of all the other side elevations, even if occurring that splashing ink also can drop on auxiliaring shell；

(4) dyeing, ink is colored shell and absorbs, and dyeing site is accurate；

Owing to dyeing shell adopts the Thief zone leading printing shaping of height infiltrating material, and auxiliaring shell adopts the nonwettable material of hyposmosis, ink are all colored the side elevation attachment of shell or are absorbed；

Ink includes pigment and solvent, wherein, solvent content is less due to molecule, infiltration is very fast deeper, Pigment part then stays the side elevation surface of dyeing shell, and the pigment of multiple different colours is combined, effectively produces required combination colour, only dyeing shell is formed effective dyeing, it is to avoid waste pigment；

The solvent of ink can adopt water or light-cured resin, uses water as solvent if adopted, then can pass through infrared lamp and accelerate solvent evaporation；If solvent adopts light-cured resin, it is possible to adopt Burdick lamp to accelerate to solidify, ultimately form stable combination colour；

(5) color solidifies, and the pigment in ink solidifies on the side elevation of dyeing shell；

As required the ink of same color or different colours is repeatedly sprayed in same stain, produce required combined colors, infrared ray or ultraviolet is used to be irradiated, accelerate the infiltration of solvent in ink or the solidification of light-cured resin, thus being fully cured by pigment on dyeing shell outermost layer contour line side elevation；

(6) carry out subsequent work circulation, complete after monolayer dyeing processes, the dyeing shell completing dyeing and auxiliaring shell to print and generates another layer of dyeing shell and auxiliaring shell, repeating step (2) to step (6), until completing the printing of whole hierarchical mode；

(7) printed, after completing printing the dyeing of whole hierarchical mode, auxiliaring shell has been divested, expose dyed 3D printing objects side elevation outer surface, can obtaining the 3D printing objects of colour, now outer surface has formed coloury pattern, meets the requirement of multifunctional printing.

Marking ink

Above-mentioned ink can adopt colored dyes and solvent composition, and wherein solvent comprises water, resin, light-curable resin, it is also possible to being the compositions of colored dyes and light-cured resin, other materials can also have penetrating agent, fluorescent agent, the filler that stabilizer etc. is known.

Printed material

This utility model relates to mainly has Thief zone infiltrating material and hyposmosis not infiltrating material on application 3D printed material, wherein, hyposmosis not infiltrating material can adopt PLA, the general 3D printed material such as ABS, and Thief zone material can adopt modified PLA, the materials such as ABS, described material can also comprise organic filler, inorganic filler, pigment etc..Without volume contraction after the solidification host hardening of this printed material, this material is electrically conductive or is magnetized.

Claims (5)

1. the 3D printing equipment of a side elevation dyeing, it is characterized in that: include Color FINE Cartridge, frame, moveable platform, Thief zone material silk extruder head, hyposmosis material silk extruder head, color inks shower nozzle, article carrying platform, pedestal, Thief zone material silk storage box, hyposmosis material silk storage box and corresponding conduit, pedestal is provided with the frame of triangle cylindricality 3D printer, in frame, lower end is provided with slide rail, is provided with an article carrying platform on slide rail；One moveable platform is installed in the frame above article carrying platform, the lower end of this moveable platform is separately installed with Thief zone material silk extruder head, hyposmosis material silk extruder head and color inks shower nozzle, Thief zone material silk extruder head is by conduit connection Thief zone material silk storage box, hyposmosis material silk extruder head is by conduit connection hyposmosis material silk storage box, color inks shower nozzle connection Color FINE Cartridge.

2. the 3D printing equipment of side elevation according to claim 1 dyeing, it is characterised in that: color solid printer is also equipped with a processor or connects computer by data wire.

3. the 3D printing equipment of side elevation according to claim 1 dyeing, it is characterised in that: it is also equipped with drying lamp on moveable platform.

4. the 3D printing equipment of side elevation according to claim 1 dyeing, it is characterized in that: the driving structure of article carrying platform is particularly as follows: be provided with three vertical slide rails at machine frame inside, this three one slide rail is provided with article carrying platform, article carrying platform moves up and down along slide rail, is separately installed with drive motor in the article carrying platform lower end of the installation site of slide rail.

5. the 3D printing equipment of side elevation according to claim 1 dyeing, it is characterized in that: the mounting structure of moveable platform is particularly as follows: three vertical slide rail top is separately installed with the end of a guide link, and the other end of three guide link is connected respectively on moveable platform.