CN212372719U

CN212372719U - 3D prints colour mixture and beats printer head

Info

Publication number: CN212372719U
Application number: CN202020235207.8U
Authority: CN
Inventors: 陈正鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2021-01-19
Anticipated expiration: 2030-02-28

Abstract

The utility model provides a 3D prints colour mixture and beats printer head, including beating the printer head body, well threaded rod and screw channel, it is provided with well shaft hole to beat the middle part on the printer head body, the upper end of well threaded rod is provided with the external screw thread, the upper end in well shaft hole is provided with the internal thread, well shaft hole is connected with the cooperation of well threaded rod, it is provided with five colour mixture material mouths to encircle around the well shaft hole, screw channel sets up the lower extreme at well threaded rod, the lower extreme in well shaft hole sets up to smooth lateral wall, perhaps screw channel sets up on the lower extreme lateral wall in well shaft hole, the lower extreme of well threaded hole sets up to smooth cylinder, it is effectual to have the colour.

Description

3D prints colour mixture and beats printer head

Technical Field

The utility model relates to a 3D prints technical field, particularly, relates to a 3D prints colour mixture and beats printer head.

Background

3D printing (3DP), one of the rapid prototyping technologies, is a technology that constructs an object by printing layer by layer using an adhesive material such as powdered metal or plastic based on a digital model file.

3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields. The 3D printing technology is also called three-dimensional printing technology, is an accumulative manufacturing technology, has the characteristics of rapid forming, and the 3D printer mainly comprises a rack, a printing platform, a 3D printing head, XYZ axes and a control system, wherein in the printing process, the control system controls the 3D printing head to move along the XY axes to realize the printing of one layer, and the control system controls the printing platform to move along the Z axes to realize the printing of the layer by layer. The 3D printing head comprises a heating block and a nozzle, printing consumables enter the heating block and then melt, and the consumables are ejected by the nozzle and are driven by the nozzle to print a formed model.

In prior art's 3D beats printer head, colored compounding adopts a plurality of feed inlets generally, mixes, through the compounding export after the misce bene, through control system, carries out the successive layer and prints, but, the colour mixture among the prior art still has the colour mixture inhomogeneous, the general problem of colour mixture effect, and the colour mixture effect can only reach 60-70% generally.

Therefore, aiming at the defects of the prior art, the 3D printing color mixing printing head with good color mixing effect and simple structure principle is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D prints colour mixture and beats printer head, it can be directed against in the not enough of prior art, proposes the solution, has that the colour mixture is effectual, and the characteristics that the structure principle is simple are applicable to 3D and print technical field.

The embodiment of the utility model is realized like this:

the utility model provides a 3D prints colour mixture and beats printer head, is including beating printer head body, well threaded rod and helical coiled passage, it is provided with the centre bore to beat the middle part on the printer head body, the upper end of well threaded rod is provided with the external screw thread, the upper end in centre bore is provided with the internal thread, well bore is connected with the cooperation of well threaded rod, the centre bore is surrounded and is provided with five colour mixture mouths around, helical coiled passage sets up the lower extreme at well threaded rod, the lower extreme in well bore sets up to smooth lateral wall. The upper end of centre shaft hole and the upper end of centre shaft threaded rod carry out threaded connection, in the in-service use, the diameter of the upper end of centre shaft threaded rod is slightly longer than the lower extreme diameter of centre shaft threaded rod (the upper end of centre shaft threaded rod sets up the external screw thread, just with the internal thread connection of centre shaft hole upper end), consequently, form certain clearance between the lower extreme of centre shaft hole and the centre shaft threaded rod lower extreme, utilize the helical channel who sets up at centre shaft threaded rod lower extreme, and the lateral wall of centre shaft hole lower extreme, form the compounding passageway, the compounding that will five colour mixture mouths enters into the lower extreme of centre shaft hole, then enter into the helical channel, carry out the spiral misce.

The utility model discloses a another kind of setting mode, a 3D prints colour mixture and beats printer head, including beating printer head body, axis threaded rod and helical coiled passage, it is provided with well shaft hole to beat the middle part on the printer head body, the upper end of axis threaded rod is provided with the external screw thread, the upper end in well shaft hole is provided with the internal thread, well shaft hole is connected with the cooperation of axis threaded rod, well shaft hole encircles around being provided with five colour mixture material mouths, helical coiled passage sets up on the lower extreme lateral wall in well shaft hole, the lower extreme of axis threaded rod sets up to smooth cylinder. The upper end in well shaft hole carries out threaded connection with the upper end of well shaft threaded rod, in the in-service use, the diameter of the upper end in well shaft threaded rod is slightly longer than the lower extreme diameter of well shaft threaded rod (the upper end of well shaft threaded rod sets up the external screw thread, just with the internal thread connection in well shaft hole upper end), therefore, form certain clearance between the lower extreme in well shaft hole and the well shaft threaded rod lower extreme, utilize the helical channel who sets up at well shaft hole lower extreme, and the smooth cylinder of well shaft threaded rod lower extreme, form the compounding passageway, the compounding that will five colour mixture mouths enters into the lower extreme in well shaft hole, then enters into the helical channel, thereby enter into the compounding passageway, carry out the spiral misce ben.

In some embodiments of the present invention, the print head body includes an upper body, a lower body and a connecting wall, the upper body is disposed in an annular slope shape, the lower body is disposed in a conical shape, and the upper body, the lower body and the connecting wall are integrally formed. The upper body, the lower body and the connecting wall are integrally formed to improve the overall stability of the printing head, the central shaft hole is arranged on the middle part of the upper body and extends to the interior of the lower body, and the color mixing port is also arranged on the upper body and also extends into the lower body.

In some embodiments of the present invention, the upper body further comprises an electric heating rod port and a thermistor port. The electric heating rod port and the thermistor port also extend to the lower part of the body, and the heating rod port and the thermistor port are arranged so as to add the heating rod and the thermistor in the actual use, so that the whole mixed material inside the printing head is heated in the mixing process, and the mixing effect and the uniformity are improved.

In some embodiments of the present invention, the connection wall is provided with a jackscrew hole, the jackscrew hole is internally provided with a jackscrew internal thread, and the jackscrew internal thread is an M3 internal thread. The top thread opening is arranged for preventing the electric heating rod and the thermistor from loosening and fixing and stabilizing the electric heating rod and the thermistor in the process of arranging the electric heating rod opening and the thermistor opening by utilizing the top thread.

In some embodiments of the present invention, the lower body bottom is provided with a mixing outlet. The compounding export is after five colour mixture material mouths send the compounding into helical passage and carry out the homogeneous mixing, when printing, will mix the good printing material and see off in the compounding export to carry out the follow-up work that 3D printed.

In some embodiments of the present invention, the diameter of the mixing outlet is 0.3mm to 0.8 mm. With the compounding export so setting up, be for improving the printing accuracy who beats printer head, improve the utility model discloses print the effect.

In some embodiments of the present invention, the top end of the middle shaft threaded rod is provided with a straight screwdriver blade. The utility model is provided with the straight screwdriver edge on the middle shaft threaded rod, which is convenient for the staff to take out and put in the middle shaft threaded rod, and the middle shaft threaded rod can be conveniently put into the printing head body through the related tools (such as the straight screwdriver) to mix and mix materials; the middle shaft threaded rod can be conveniently taken out for replacement or operations such as cleaning and maintenance after use.

In some embodiments of the present invention, the external thread of the middle shaft threaded rod is an M6 external thread. The upper end of the middle shaft threaded rod is set to be an M6 external thread, and the manufacturing cost is low and the enterprise cost is reduced due to mature technology.

The utility model discloses an in some embodiments, above-mentioned colour mixture material mouth is beating printer head this internal slope setting of head, colour mixture material mouth bottom and the lower extreme UNICOM in centre bore. When the compounding material was received to the colour mixture mouth, every material mixing mouth's feeding volume all was the independent control with carrying out speed, through adjustment feeding volume and speed, sent the compounding into the lower extreme in centre bore and mixes, utilized spiral channel, made the compounding not direct simple mix, but carries out the spiral through spiral channel and mixes, improves its mixed effect.

The embodiment of the utility model provides an at least, have following advantage or beneficial effect:

the color mixing effect is good, the middle part of the printing head body is provided with a middle shaft hole, five color mixing material ports are arranged around the middle shaft hole in the middle of the printing head body, and the spiral channel is arranged through five material mixing ports which are arranged in a one-in-one-out mode; secondly, helical channel sets up the lower extreme at axis threaded rod, and the lower extreme in axis hole sets up to smooth lateral wall, and two kinds of settings are all in order to form the compounding passageway, can send into the printing material of five mixing openings in the compounding passageway, utilize the helical channel who founds, carry out abundant mixture to the compounding, improve its mixed effect to promote the colour mixture effect, improve the color accuracy that beats printer head, and then promote 3D and print the effect.

Effect two, the structure principle is simple, the utility model discloses a beat this internal spiral passageway that sets up of printer head, perhaps set up spiral passageway on the axis threaded rod, the pay-off of the compounding mouth that will advance one by five can carry out abundant mixture at spiral passageway, when improving mixed effect, do not increase how much cost for the enterprise, only creative spiral passageway has been set up, and set up two kinds of forms that set up spiral passageway, mechanical mechanism and auxiliary structure of any complicacy are not added, also do not add and add diversified electrical component, the structure principle is simple, technical personnel in the field understand very easily and implement, and the transformation difficulty is not high, the cost of increasing for the enterprise can be ignored almost, it uses widely in the field to be particularly suitable, possesses fabulous marketing prospect, there is not the cost barrier of popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of the connection between the middle shaft threaded rod and the printing head body of the present invention;

fig. 2 is a schematic top view of the connection between the middle shaft threaded rod and the printing head body according to the present invention;

fig. 3 is a bottom perspective view of the printhead body of the present invention;

fig. 4 is a schematic perspective view of the printhead body according to the present invention;

fig. 5 is a schematic view of the inside of a print head body according to embodiment 1 of the present invention;

fig. 6 is a front schematic view of a middle shaft threaded rod according to embodiment 1 of the present invention;

fig. 7 is a schematic perspective view of a middle shaft threaded rod according to embodiment 1 of the present invention;

fig. 8 is a front schematic view of a shaft threaded rod according to embodiment 2 of the present invention;

fig. 9 is an internal schematic view of a printhead body according to embodiment 2 of the present invention;

icon: 1-spiral channel, 2-central shaft threaded rod, 3-printing head body, 4-central shaft hole, 5-external thread, 6-internal thread, 7-color mixing material port, 8-electric heating rod port, 9-thermistor port, 10-top thread port, 11-top thread internal thread, 12-mixing material outlet, 13-linear screwdriver blade, 31-upper body, 32-lower body and 33-connecting wall.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

The utility model provides a 3D prints colour mixture and beats printer head, including beating printer head body 3, well threaded rod 2 and helical coiled passage 1, it is provided with well shaft hole 4 to beat printer head body 3 upper middle part, the upper end of well threaded rod 2 is provided with external screw thread 5, the upper end of well shaft hole 4 is provided with internal thread 6, well shaft hole 4 is connected with the cooperation of well threaded rod 2, it is provided with five colour mixture material mouths 7 to encircle around well shaft hole 4, helical coiled passage 1 sets up the lower extreme at well threaded rod 2, the lower extreme of well shaft hole 4 sets up to smooth lateral. The upper end of centre shaft hole 4 and the upper end of centre shaft threaded rod 2 carry out threaded connection, in the in-service use, the diameter of the upper end of centre shaft threaded rod 2 is slightly longer than the lower extreme diameter of centre shaft threaded rod 2 (the upper end of centre shaft threaded rod 2 sets up external screw thread 5, just with the internal thread 6 connection of the upper end of centre shaft hole 4), therefore, form certain clearance between the lower extreme of centre shaft hole 4 and the 2 lower extremes of centre shaft threaded rod, utilize the spiral channel 1 that sets up at centre shaft threaded rod 2 lower extreme, and the lateral wall of the 4 lower extremes of centre shaft hole, form the compounding passageway, the compounding that will five colour mixture mouths 7 enters into the lower extreme of centre shaft hole 4, then enter into spiral channel 1, carry out. The utility model discloses a five advance one go out colour mixture mouth 7, and five colour mixture mouths 7 mix into white pigment, yellow pigment, black material, piece red material, blue or green pigment respectively, and the feeding volume and the feed rate of feeding of each colour mixture mouth 7 all independent control to through adjusting the feeding volume and the feed rate of each colour mixture mouth 7, obtain the compounding colour of different colours, satisfy 3D and print different color demands; in actual operation, cyan, black, rose, yellow, and white are entered clockwise, respectively. Thus, full-color colors can be mixed by controlling the mixing ratio of each port.

The print head body 3 includes an upper body 31, a lower body 32, and a connecting wall 33, wherein the upper body 31 is formed in an annular slope shape, the lower body 32 is formed in a conical shape, and the upper body 31, the lower body 32, and the connecting wall 33 are integrally formed. The upper body 31, the lower body 32 and the connecting wall 33 are integrally formed to improve the overall stability of the print head, the center shaft hole 4 is disposed in the middle of the upper body 31 and extends into the lower body 32, and the color mixing port 7 is also disposed on the upper body 31 and also extends into the lower body 32 and is communicated with the lower end of the center shaft hole 4.

In an embodiment of the present invention, the upper body 31 is further provided with an electric heating rod port 8 and a thermistor port 9. The electric heating rod port 8 and the thermistor port 9 also extend into the lower body 32, and the electric heating rod port 8 and the thermistor port 9 are arranged to add a heating rod and a thermistor in practical use to heat the mixed material in the whole printing head during mixing, so that the mixing effect and the uniformity of the mixed material are improved.

In an implementation manner of the embodiment of the present invention, the connection wall is provided with a terminal screw opening 10, a terminal screw internal thread 11 is provided in the terminal screw opening 10, and the terminal screw internal thread 11 is an M3 internal thread. The top thread opening 10 is arranged for preventing the electric heating rod and the thermistor from loosening in the process of arranging the electric heating rod opening 8 and the thermistor opening 10 by using the top thread, fixing and stabilizing the electric heating rod and the thermistor and ensuring the heating effect; in practice, the jackscrew port 10 is in communication with the electrical heater rod port 8 and the thermistor port 9.

In an implementation manner of the embodiment of the present invention, the lower body bottom is provided with a mixing outlet 12. The compounding export 12 is after five colour mixture material mouths 7 send the compounding into spiral channel 1 and carry out the homogeneous mixing, when printing, will mix the good printing material and send out from compounding export 12 to carry out the follow-up work that 3D printed.

In an embodiment of the present invention, the diameter of the mixing outlet 12 is 0.4 mm. With compounding export 12 so setting up, be for improving the printing accuracy who beats printer head, improve the utility model discloses print the effect, this embodiment adopts to set up compounding export diameter to 0.4 mm.

In an embodiment of the present invention, a straight screwdriver blade 13 is disposed on the top end of the middle shaft threaded rod 2. The utility model is provided with the straight screwdriver edge 13 on the middle shaft threaded rod 2, which is convenient for the staff to take out and put in the middle shaft threaded rod 2, and the middle shaft threaded rod 2 can be conveniently put into the printing head body 3 through the related tools (such as a straight screwdriver) to mix and mix materials; the middle shaft threaded rod 2 can be conveniently taken out for replacement or operations such as cleaning and maintenance after use.

In an embodiment of the present invention, the external thread 5 of the middle shaft threaded rod 2 is an M6 external thread. The upper end of the middle shaft threaded rod 2 is set to be an M6 external thread, and the manufacturing cost is low, the enterprise cost is reduced, and the later-period replacement and maintenance cost is low because the technology is mature.

The utility model discloses in the embodiment of the embodiment, above-mentioned colour mixture material mouth 7 is beating the interior slope setting of

printer head body

3, 7 bottoms of colour mixture material mouth and the lower extreme UNICOM of centre bore 4. When the compounding is received to colour mixture material mouth 7, every colour mixture material mouth 7 the feeding volume with carry out speed and all be independent control, through adjustment feeding volume and speed, send the compounding into the lower extreme in centre bore 4 and mix, utilize helical channel 1, make the compounding not directly enter into the simple mixture of the lower extreme in centre bore 4, but carry out the spiral through helical channel 1 and mix, improve its mixed effect. The spiral channel 1 of this embodiment is arranged at the lower end of the middle shaft threaded rod 2, correspondingly, the lower end of the middle shaft hole 4 is arranged as a smooth side wall, and the two form a mixing channel.

Example 2

This embodiment is unanimous basically with embodiment 1's technical scheme, and difference technical characterized in that, the helical passage setting of this embodiment is at the lower extreme in centre bore, and the lower extreme of centre threaded rod sets up to glossy cylinder, as the utility model discloses a another kind of setting mode specifically as follows:

the utility model provides a 3D prints colour mixture and beats printer head, including beating printer head body 3, well threaded rod 2 and helical channel 1, it is provided with well shaft hole 4 to beat printer head body 3 upper middle part, the upper end of well threaded rod 2 is provided with external screw thread 5, the upper end of well shaft hole 4 is provided with internal thread 6, well shaft hole 4 is connected with the cooperation of well threaded rod 2, it is provided with five colour mixture material mouths 7 to encircle around well shaft hole 4, helical channel 1 sets up the lower extreme in well shaft hole 4, the lower extreme of well threaded rod 2 sets up to smooth cylinder. The upper end of centre shaft hole 4 carries out threaded connection with the upper end of centre shaft threaded rod 2, in the in-service use, the diameter of the upper end of centre shaft threaded rod 2 is slightly longer than the lower extreme diameter of centre shaft threaded rod 2 (the upper end of centre shaft threaded rod 2 sets up external screw thread 5, just with the internal thread 6 connection of the upper end of centre shaft hole 4), therefore, form certain clearance between the lower extreme of centre shaft hole 4 and the 2 lower extremes of centre shaft threaded rod, utilize the spiral channel 1 that sets up at the 4 lower extremes of centre shaft hole, and the lateral wall of the 2 lower extremes of centre shaft threaded rod, form the compounding passageway, the compounding that will five colour mixture mouths 7 enters into the lower extreme of centre shaft hole 4, then enter into spiral channel 1. The utility model discloses a five advance one go out colour mixture mouth 7, and five colour mixture mouths 7 mix into white pigment, yellow pigment, black material, piece red material, blue or green pigment respectively, and the feeding volume and the feed rate of feeding of each colour mixture mouth 7 all independent control to through adjusting the feeding volume and the feed rate of each colour mixture mouth 7, obtain the compounding colour of different colours, satisfy 3D and print different color demands; in actual operation, cyan, black, rose, yellow, and white are entered clockwise, respectively. Therefore, full-color colors can be mixed by controlling the mixing proportion of each port, and the printing color uniformity and the printing effect are improved.

printer head body

3, 7 bottoms of colour mixture material mouth and the lower extreme UNICOM of centre bore 4. When the compounding is received to colour mixture material mouth 7, every colour mixture material mouth 7 the feeding volume with carry out speed and all be independent control, through adjustment feeding volume and speed, send the compounding into the lower extreme in centre bore 4 and mix, utilize helical channel 1, make the compounding not directly enter into the simple mixture of the lower extreme in centre bore 4, but carry out the spiral through helical channel 1 and mix, improve its mixed effect. The spiral channel 1 of the present embodiment is arranged at the lower end of the middle shaft hole 4, and correspondingly, the lower end of the middle shaft threaded rod 2 is arranged as a smooth cylinder, and the two form a mixing channel.

The utility model discloses principle is implemented in the work of embodiment: when the device is used, the electric heating rod and the thermistor are arranged at present, then the jackscrew is arranged in the jackscrew port, the heating rod and the thermistor are fixed, the middle shaft threaded rod is rotated to enter the middle shaft hole to be arranged and finished, then the device is arranged on a 3D printer, five color mixing ports are respectively connected into the feeding pipes of five ports, namely the cyan pigment, the black pigment, the rose pigment, the yellow pigment and the white pigment, and are respectively injected clockwise, the color mixing materials are fed into the lower end of the middle shaft hole by adjusting the feeding amount and the feeding speed of each feeding pipe, the spiral channel of the side wall below the middle shaft hole and the middle shaft threaded rod form a mixed channel (or the spiral channel arranged at the lower end of the middle shaft threaded rod and the mixed channel formed at the lower end of the middle shaft hole of the smooth side wall) to fully mix the mixture, and the mixed material is sprayed out from the mixed material outlet, so that the layer-by-layer printing is carried out.

In summary, the utility model discloses a set up and beat printer head body, axis threaded rod and screw channel, the middle part is provided with the centre shaft hole on the printer head body, and five colour mixture mouths are provided around the centre shaft hole, through the compounding mouth setting of five advances one and goes out, and the setting of screw channel divide into two kinds of situations, firstly set up the screw channel on the lower extreme lateral wall of centre shaft hole, the lower extreme of axis threaded rod sets up to smooth cylinder; secondly, helical channel sets up the lower extreme at axis threaded rod, and the lower extreme in axis hole sets up to smooth lateral wall, and two kinds of settings are all in order to form the compounding passageway, can send into the printing material of five mixing openings in the compounding passageway, utilize the helical channel who founds, carry out abundant mixture to the compounding, improve its mixed effect to promote the colour mixture effect, improve the color accuracy that beats printer head, and then promote 3D and print the effect. The utility model discloses a beat this internal helical coiled passage that sets up of printer head, perhaps set up helical coiled passage on axis threaded rod, the pay-off of the compounding mouth that goes out five-in one can carry out abundant mixture at helical coiled passage, when improving mixed effect, do not increase how much cost for the enterprise, only creative spiral coiled passage that has set up, and set up two kinds of forms that set up of helical coiled passage, mechanical mechanism and the auxiliary structure of any complicacy are not added yet, also do not add and add diversified electric elements, the structure principle is simple, technical staff in the field understands very easily and implements, and the transformation difficulty is not high, the cost of increasing for the enterprise can be neglected almost, especially adapted uses widely in the field, possess fabulous marketing prospect, there is not the cost barrier of popularization.

To sum up, the embodiment of the utility model provides a 3D prints colour mixture and beats printer head, it can be directed against in the not enough of prior art, proposes the solution, has colour mixture effectual, and the simple characteristics of structural principle have and use widely and worth being applicable to 3D and print technical field.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a 3D prints colour mixture and beats printer head, its characterized in that, is including beating printer head body, well threaded rod and helical coiled passage, it is provided with well shaft hole to beat the middle part on the printer head body, the upper end of well threaded rod is provided with the external screw thread, the upper end in well shaft hole is provided with the internal thread, well shaft hole and well threaded rod cooperation are connected, encircle around being provided with five colour mixture mouths around the well shaft hole, helical coiled passage sets up the lower extreme at well threaded rod, the lower extreme in well shaft hole sets up to smooth lateral wall.

2. The utility model provides a 3D prints colour mixture and beats printer head, its characterized in that, is including beating printer head body, well threaded rod and helical coiled passage, it is provided with well shaft hole to beat the middle part on the printer head body, the upper end of well threaded rod is provided with the external screw thread, the upper end in well shaft hole is provided with the internal thread, well shaft hole is connected with the cooperation of well threaded rod, the well shaft hole is surrounded around being provided with five colour mixture mouths, helical coiled passage sets up on the lower extreme lateral wall in well shaft hole, the lower extreme of well threaded rod sets up to smooth cylinder.

3. A 3D printing color mixing print head according to claim 1 or 2, wherein the print head body comprises an upper body, a lower body and a connecting wall, the upper body is arranged in an annular slope shape, the lower body is arranged in a cone shape, and the upper body, the lower body and the connecting wall are integrally formed.

4. A 3D printing and color mixing printhead as claimed in claim 3, wherein the upper body is further provided with an electric heating rod port and a thermistor port.

5. A 3D printing color mixing print head according to claim 3, wherein the connecting wall is provided with a top thread opening, a top thread internal thread is arranged in the top thread opening, and the top thread internal thread is an M3 internal thread.

6. A 3D printing color mixing print head according to claim 3, wherein the bottom of the lower body is provided with a mixing outlet.

7. A3D printing and color mixing print head according to claim 6, wherein the diameter of the mixing outlet is 0.3mm-0.8 mm.

8. A 3D printing color mixing print head according to claim 1 or 2, wherein the top end of the central shaft threaded rod is provided with a straight screwdriver blade.

9. 3D printing colour mixing print head according to claim 1 or 2, characterized in that the external thread of the central threaded rod is an M6 external thread.

10. A 3D printing color mixing printing head according to claim 1 or 2, wherein the color mixing port is obliquely arranged in the printing head body, and the bottom end of the color mixing port is communicated with the lower end of the central shaft hole.