CN205237073U - Three -dimensional inkjet printer beats printer head - Google Patents
Three -dimensional inkjet printer beats printer head Download PDFInfo
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- CN205237073U CN205237073U CN201520907624.1U CN201520907624U CN205237073U CN 205237073 U CN205237073 U CN 205237073U CN 201520907624 U CN201520907624 U CN 201520907624U CN 205237073 U CN205237073 U CN 205237073U
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- Prior art keywords
- injection barrel
- syringe
- module
- shower nozzle
- dimensional printer
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- 239000007924 injection Substances 0.000 claims abstract description 99
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- 239000002184 metal Substances 0.000 claims abstract description 36
- 229910052751 metal Inorganic materials 0.000 claims abstract description 36
- 238000007639 printing Methods 0.000 claims abstract description 12
- 230000007306 turnover Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 28
- 239000004642 Polyimide Substances 0.000 claims description 9
- 229920001721 polyimide Polymers 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 239000011888 foil Substances 0.000 claims description 7
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Abstract
The utility model discloses a three -dimensional inkjet printer beats printer head, include: the metab, the transmission module, the injection bucket supports module, injection bucket module, a M syringe. The metab is installed on the tri -axial linkage platform, and transmission module setting is on the metab, and the injection bucket supports module setting and in the transmission module, injects bucket module clamp and in the injection bucket supports the module, inject the exit of bucket module and install a M shower nozzle, and wherein, the blowout direction of a M shower nozzle is directional tri -axial linkage platform all, wherein, the transmission module includes a M E axis stepper motor, and every E axis stepper motor all fixes on the metab, and a E axis stepper motor's output shaft corresponds syringe business turn over of control. Thereby a plurality of syringes are controlled carries out printing work simultaneously to effectively solve metal three -dimensional inkjet printer can only print single metal material in printing work once technical problem, realized the once variety of the used metal thick liquids of the work of printing.
Description
Technical field
The utility model relates to printing technique field, relates in particular to a kind of three-dimensional printer printhead.
Background technology
Three-dimensional printing technology is a kind of novel technology that is layering, and is mainly used in now technical grade metal, pottery, macromolecule etc., at present still production and processing small lot, personalized. In recent years, three-dimensional printing technology is progressively attempted for bullion field, but in the application in these fields still in early stage research and development and commercialization trial stage. HMG jewelry company of Britain and German EOS Corp. cooperate, and have researched and developed jewel and have increased material manufacture Forming Equipments, adopt precinct laser fusion (SLM) technology to manufacture art up, personalized jewel goods.
At present, the metal three-dimensional printer that everybody knows altogether has the metal printer of laser, by spreading powder, being layering, finally forms threedimensional model, and existing metal three-dimensional printer can only be printed single metal material at present in a print job.
Utility model content
The utility model embodiment is by providing a kind of three-dimensional printer printhead, at least solved metal three-dimensional printer in prior art and can only in a print job, print at present the technical problem of single metal material.
The utility model embodiment provides a kind of three-dimensional printer printhead, comprising: metab, and transmission module, injection barrel supporting module, injection barrel module, M syringe, M is greater than 1 integer;
Described metab is arranged on three-shaft linkage platform, described transmission module is arranged on described metab, described injection barrel supporting module is arranged on described transmission module, described injection barrel module clip is in described injection barrel supporting module, the exit of described injection barrel module is provided with M shower nozzle, wherein, the emission direction of a described M shower nozzle all points to described three-shaft linkage platform;
Wherein, described transmission module comprises M E shaft step motor, and each described E shaft step motor is all fixed on described metab, described syringe turnover of the corresponding control of output shaft of a described E shaft step motor.
Preferably, described transmission module also comprises: base support, M top chock, M step, M bolt and nut, M transmission cross bar, M screw rod, pinion, gear wheel;
Described base support is arranged on described E shaft step motor top, a described M top chock is all fixed on the upper end of described base support, a described M step is all fixed on the lower end of described base support, described pinion is installed on the output shaft of each described E shaft step motor, on each described step, described gear wheel is installed, the end of a described M screw rod is fastenedly connected on just right described top chock and described gear wheel, wherein, a described M screw rod is perpendicular to the printing base plate of printer, each described pinion all with a corresponding described gear wheel interlock,
Each described bolt and nut tightens the one end that connects a described transmission cross bar, and each described syringe is clamped by the other end of a described transmission cross bar.
Preferably, described injection barrel module comprises: injection barrel shell, radiator, heating plate, conducting strip, shower nozzle heat-conducting block and M shower nozzle;
Described radiator is arranged on described injection barrel shell, described heating plate is close to the inwall of described injection barrel shell, described conducting strip is close to described heating plate, described shower nozzle heat-conducting block is arranged on the inner bottom part of described injection barrel shell, each described shower nozzle is all arranged on described shower nozzle heat-conducting block, and the nozzle of each described shower nozzle is through the through hole of described injection barrel outer casing bottom.
Preferably, the top thickness of described injection barrel shell is greater than the bottom thickness of described injection barrel shell.
Preferably, described heating plate comprises heating plate body and temperature sensor element;
Wherein, described heating plate body is specially polyimide heater film, and described temperature sensor element is arranged in described polyimide heater film or is close to described polyimide heater film.
Preferably, described conducting strip comprises: thermal conductive silicon glue-line and layer of metal foil, described thermal conductive silicon glue-line is clipped between described heating plate body and described layer of metal foil.
Preferably, described shower nozzle heat-conducting block is specially the metal parts that has M perforate, a described M perforate all fits tightly the lower end of injection barrel shell, and the bottom of described shower nozzle heat-conducting block has M mounting groove, and in each described mounting groove, all a described shower nozzle is installed in activity.
Preferably, the nozzle of each described shower nozzle departs from the axis of described syringe body, makes adjacent two described nozzle Jian center squares be less than the centre-to-centre spacing between described syringe body.
Preferably, described injection barrel supporting module comprises: the first injection barrel propclip, the second injection barrel propclip, two syringe fixed transverse rods;
Described the first injection barrel propclip and described the second injection barrel propclip are fastenedly connected in the space of described injection barrel module between described the first injection barrel propclip and described the second injection barrel propclip, and described two syringe fixed transverse rods are through the perforate on described the first injection barrel propclip.
Preferably, each described syringe comprises: syringe bucket and syringe piston; The diameter of described syringe piston is all consistent with described syringe bucket internal diameter.
The one or more technical schemes that provide in the utility model embodiment, at least have following technique effect or advantage:
Because having adopted metab, three-dimensional printer printhead is arranged on three-shaft linkage platform, transmission module is arranged on described metab, injection barrel supporting module is arranged on described transmission module, injection barrel module clip is in injection barrel supporting module, the exit of injection barrel module is provided with M shower nozzle, wherein, the emission direction of M shower nozzle all points to three-shaft linkage platform; Wherein, transmission module comprises M E shaft step motor, each E shaft step motor is all fixed on metab, syringe turnover of the corresponding control of output shaft of an E shaft step motor, multiple syringes are controlled the work that simultaneously prints, thereby efficiently solve metal three-dimensional printer and can only in a print job, print at present the technical problem of single metal material. Multiple syringes coordinate corresponding application various metals material as required to print work, have realized the diversity of a print job metal paste used, have improved printing effect and efficiency that metal 3D prints.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
Fig. 1～Fig. 3 is the overall structure figure of three-dimensional printer in the utility model embodiment;
Fig. 4 be in the utility model embodiment three-dimensional printer blow figure;
Fig. 5 is the refined structure figure of transmission module in the utility model embodiment;
Fig. 6 is the refined structure figure of injection barrel module in the utility model embodiment;
Fig. 7 is the top view of injection barrel module in the utility model embodiment;
Fig. 8 is the profile of injection barrel module in the utility model embodiment;
Fig. 9 is the refined structure figure of injection barrel supporting module in the utility model embodiment;
Figure 10 is the structural representation of control panel in the utility model embodiment;
Figure 11～Figure 13 is the scheme of installation of syringe in the utility model embodiment.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in figure 1～Figure 13, a kind of three-dimensional printer printhead that the utility model embodiment provides, comprising: metab 1, and transmission module 2, injection barrel supporting module 3, injection barrel module 4, M syringe 5, M is greater than 1 integer.
Metab 1 is arranged on three-shaft linkage platform (not shown), transmission module 2 is arranged on metab 1, injection barrel supporting module 3 is arranged on transmission module 2, injection barrel module 4 is arranged on injection barrel supporting module 3, the exit of injection barrel module 4 is provided with M shower nozzle 46, wherein, the emission direction of M shower nozzle 46 all points to three-shaft linkage platform.
Concrete, the center line of shower nozzle 46 and the base plate of three-dimensional printer intersect vertically, and emission direction points to the base plate of three-shaft linkage platform (not shown); X-axis stepper motor (not shown), y-axis stepper motor (not shown), Z axis stepper motor (not shown) on three-shaft linkage platform is set and controls respectively the movement in the direction of X-axis, Y-axis and Z axis with respect to the base plate (not shown) of three-dimensional printer of three-dimensional printer printhead; Wherein, X-axis, Y-axis and Z axis are vertical each other.
Concrete, M can be 2,3,4,5 etc. integers.
Concrete, shown in figure 4, transmission module 2 comprises M E shaft step motor 21, and each E shaft step motor 21 is all fixed on metab 1, and a syringe 5 of the corresponding control of output shaft of an E shaft step motor 21 passes in and out.
Concrete, syringe 5 is for accommodating metal paste, and M syringe 5 can accommodating same metal paste, also can all accommodating metal pastes of each syringe 5, or the accommodating same metal paste of part syringe 5. Accommodating metal paste be the mixture of metal dust and hot-melt adhesive, can make slurry keep slurry form under the situation of heating, cooling after coagulation is made metal finished product by high temperature sintering again. Hot-melt adhesive mainly refers to: after being heated, have the macromolecular compound, animal wax, vegetable wax, mineral wax, pertroleum wax of softening or melting etc.
Shown in figure 4, each syringe 5 comprises syringe bucket 51 and syringe piston 52; The diameter of syringe piston 52 is all consistent with syringe bucket 51 internal diameters, is conducive to syringe piston 52 and vertically extrudes and pumpback metal paste. Syringe piston 52 advances and pulls out with respect to syringe bucket 51.
Shown in figure 4 and Fig. 5, transmission module 2 also comprises: base support 22, a M top chock 23, a M step 24, a M bolt and nut 25, a M transmission cross bar 26, a M screw rod 27, pinion 28, gear wheel 29.
Base support 22 is arranged on E shaft step motor 21 tops, M top chock 23 is all fixed on the upper end of base support 22, M step 24 is all fixed on the lower end of base support 22, pinion 28 is installed on the output shaft of each E shaft step motor 21, on each step 24, gear wheel 29 is installed, concrete, it is fastening that the output shaft of each E shaft step motor 21 inserts pinion 28 centers, and a gear wheel 29 is installed on each top chock 23. Each bolt and nut 25 tightens the one end that connects a transmission cross bar 26, and each syringe 5 is clamped by the other end of a transmission cross bar 26.
The end of M screw rod 27 is fastenedly connected on just right top chock 23 and gear wheel 29, and concrete, one end of screw rod 27 is inserted into gear wheel 29 center and is fastenedly connected, and the other end of screw rod 27 inserts in top chock 23. Wherein, M screw rod 27 be perpendicular to the printing base plate of printer, each pinion 28 all with corresponding gear wheel 29 interlocks. Wherein, the output shaft rotation of E shaft step motor 21 drives pinion 28 to rotate, pinion 28 drives gear wheel 29 to rotate, gear wheel 29 drives screw rod 27 to rotate by being fastenedly connected, bolt and nut 25 is by moving along the central axis direction that is parallel to gear wheel 29 with the helicitic texture of screw rod 27, the central axis direction that bolt and nut 25 drives the same edge of transmission cross bar 26 to be parallel to gear wheel 29 moves, transmission cross bar 26 one end are arranged on bolt and nut 25, and the piston handle bar that the other end of transmission cross bar 26 is clamped syringe piston 52 advances or pull out syringe piston 52. Final composition M group transmission device is independently controlled respectively M syringe piston 52 and is advanced or pull out.
In specific implementation process, the radius of pinion 28 is less than the radius of gear wheel 29, to increase the mobile accuracy of rotating torque and raising syringe piston 52. Can increase moment on the one hand, increase extruding force; On the other hand, by gear amplify slowed down E shaft step motor 21 intrinsic lose step phenomenon, improved the precision of extruding.
In specific implementation process, transmission cross bar 26 is fastenedly connected with bolt and nut 25, by being connected with screw rod 27 helicitic textures, transmission cross bar 26 can be horizontally rotated clockwise or counterclockwise by stirring centered by screw rod 27 axis, realize more easily mounting of syringe 5 and clamp syringe 5.
With reference to figure 4, and shown in Fig. 6～Fig. 8, injection barrel module 4 comprises: injection barrel shell 41, radiator 42, heating plate 43, conducting strip 44, shower nozzle heat-conducting block 45 and M shower nozzle 46.
Concrete, radiator 42 is arranged on injection barrel shell 41, is conducive to the heat radiation of metab 1, and the cooling that is simultaneously conducive to 3D printing article is solidified.
Concrete, heating plate 43 is close to the inwall of injection barrel shell 41. Concrete, heating plate 43 comprises heating plate body and temperature sensor element, and heating plate body is specially polyimide heater film, and temperature sensor element is arranged in polyimide heater film or is close to polyimide heater film.
Concrete, conducting strip 44 is close to heating plate 43, conducting strip 44 comprises thermal conductive silicon glue-line and layer of metal foil, so that syringe bucket 51 can be heated evenly, thermal conductive silicon glue-line is clipped between heating plate body and layer of metal foil, conduct heat to syringe bucket 51 by thermal conductive silicon glue-line and layer of metal foil, owing to being soft contact, increase heating surface area, make being heated evenly of syringe bucket 51, the temperature that ensures syringe bucket 51 interior slurries is even, and the slurry of extruding is like this just more smooth, even.
Concrete, shower nozzle heat-conducting block 45 is arranged on the inner bottom part of injection barrel shell 41, and each shower nozzle 46 is all arranged on shower nozzle heat-conducting block 45. In specific implementation process, shower nozzle heat-conducting block 45 is specially the metal parts that has M perforate, and M perforate all fits tightly the lower end of injection barrel shell 41, and the leading portion of injection barrel module 4 is heated fully; Shower nozzle heat-conducting block 45 can take out from injection barrel module 4 upper ends, facilitates clean and maintenance. The bottom of shower nozzle heat-conducting block 45 has M mounting groove, and in each mounting groove, all a shower nozzle 46 is installed in activity.
Concrete, the syringe needle of syringe 5 is not on the axis of single syringe 5 main bodys, but partially on one side of syringe 5 main bodys, his object is to make the centre-to-centre spacing of adjacent two nozzles be less than the centre-to-centre spacing of adjacent two syringe 5 main bodys. Realize two injector spacings from close to more, thereby can reduce the printing error of many shower nozzles 46.
In specific implementation process, dwindle the distance between adjacent two shower nozzles 46 of adjacent shower nozzle 46 as far as possible. The inside of shower nozzle 46 is wide-mouth shape, facilitates cleaning objects to go deep into shower nozzle 46 internal washings and safeguards.
In concrete application process, shower nozzle heat-conducting block 45 is taken out from injection barrel module 4 upper ends, shower nozzle 46 is aimed at the wide-mouth of shower nozzle heat-conducting block 45 for shower nozzle 46 mounting designs; Then, shower nozzle 46 is put into shower nozzle heat-conducting block 45 from position of wide mouth; Shower nozzle 46 is by 90-degree rotation movable installation from shower nozzle heat-conducting block 45. Above process inverse step is the method that shower nozzle 46 takes out.
Injection barrel shell 41 bottom design have M through hole, and this is the locus reserved for the nozzle of shower nozzle 46; The nozzle of each shower nozzle 46 is through the through hole of injection barrel shell 41 bottoms. The thickness on injection barrel shell 41 tops is greater than the thickness of injection barrel shell 41 bottoms, is conducive to better realize the fixing of injection barrel module 4.
Shown in figure 4 and Fig. 9, injection barrel supporting module 3 comprises: the first injection barrel propclip 31, the second injection barrel propclips 32 and two syringe fixed transverse rods 33,34;
The first injection barrel propclip 31 and the second injection barrel propclip 32 are fastenedly connected the space of injection barrel module 4 between the first injection barrel propclip 31 and the second injection barrel propclip 32. Two syringe fixed transverse rods 33,34 are through the perforate on the first injection barrel propclip 31, for syringe 5 packs the rear fixed position of injection barrel module 4 into.
Shown in Figure 10, the utility model embodiment provides a kind of control panel 6 of controlling three-dimensional printer printhead in the utility model embodiment and carrying out 3 D-printing.
Shown in Figure 10, for the three-dimensional printer printhead that has M=2, the control panel 6 that the utility model embodiment provides comprises: power supply 61 and the X-axis motor terminal 62 being all connected with power supply 61, y-axis motor terminal 63, Z axis motor terminal 64 and E1 spindle motor terminal 65, E2 spindle motor terminal 66, heating power supply terminal 67, warming terminal 68, radiator power supply terminal 69; Specifically, three-dimensional printer printhead is only connected with E1 spindle motor terminal 65, E2 spindle motor terminal 66, heating power supply terminal 67, warming terminal 68, radiator power supply terminal 69, X-axis motor terminal 62, y-axis motor terminal 63 and Z axis motor terminal 64 are all relevant to three-shaft linkage platform step motor control, can integrate, also can be arranged on circuit board separately.
Wherein, E1 spindle motor terminal 65, E2 spindle motor terminal 66 correspondences are connected with two E shaft step motors 21, to export respectively to two of a control signal E shaft step motor 21, thereby control respectively velocity of rotation and the rotation direction of two E shaft step motors 21.
In specific implementation process, power supply 61 can be to be connected with the voltage of 220v by plug, and the voltage that the voltage of 220v is converted into 12v by power supply 61 offers control panel 6. In specific implementation process, can be that computer sends signal, the rotation of the each stepper motor of pulse control is provided by control panel 6.
Wherein, heating plate 43 is connected with control panel 6, and the contained temperature sensor element of heating plate 43 is connected with the warming terminal 68 of control panel 6; Control panel 6 receives the temperature data that temperature sensor element sends, and according to the heated condition of temperature data control heating plate 43, to control the temperature of the metal paste in syringe 5, ensures that described metal paste is in semi liquid state. Radiator 42 is connected with the radiator power supply terminal 69 of control panel 6.
Certainly, in specific implementation process when more M is more, corresponding E3 spindle motor terminal, E4 axle electrical terminal etc. of increasing.
Shown in Figure 11～Figure 13, the utility model embodiment also provides a kind of installation method of the syringe 5 for M=2, carries out successively following 4 steps:
Step 1: shown in Figure 11, syringe fixed transverse rod 33,34 is taken out from the first injection barrel propclip 31;
Step 2: shown in Figure 12, transmission cross bar 26 and bolt and nut 25 are fastenedly connected, by being connected with the helicitic texture of screw rod 27, transmission cross bar 26 can be horizontally rotated clockwise or counterclockwise by stirring centered by screw rod 27 axis, then two transmission cross bars, 26 use hands are laterally pushed to both sides;
Step 3: shown in Figure 13, the syringe 5 that metal paste is housed is from top to bottom inserted to injection barrel module 4, finally make airtight connection of shower nozzle 46 of needle tip with the injection barrel module 4 of syringe 5;
Step 4: shown in figure 1～Fig. 4, transmission cross bar 26 one end are arranged on bolt and nut 25, and the other end of transmission cross bar 26 has notch, for clamping the piston handle of syringe piston 52. Transmission cross bar 26 is adjusted to the notch of transmission cross bar 26 and the same height of the piston handle of syringe piston 52 by rotary screw 27; Reverse afterwards transmission cross bar 26 and clamp the piston handle of syringe piston 52, syringe fixed transverse rod 33,34 passes from the first injection barrel propclip 31, for syringe 5 installs to the firm position of injection barrel module 4.
The inverse process of above step 1～step 4 is the method that syringe 5 takes out, and succinct for description do not repeat herein.
The one or more technical schemes that provide in the utility model embodiment, at least have following technique effect or advantage:
1, because having adopted metab, three-dimensional printer printhead is arranged on three-shaft linkage platform, transmission module is arranged on described metab, injection barrel supporting module is arranged on described transmission module, injection barrel module clip is in injection barrel supporting module, the exit of injection barrel module is provided with M shower nozzle, wherein, the emission direction of M shower nozzle all points to three-shaft linkage platform; Wherein, transmission module comprises M E shaft step motor, each E shaft step motor is all fixed on metab, syringe turnover of the corresponding control of output shaft of an E shaft step motor, multiple syringes are controlled the work that simultaneously prints, thereby efficiently solve metal three-dimensional printer and can only in a print job, print at present the technical problem of single metal material. Multiple syringes coordinate corresponding application various metals material as required to print work, have realized the diversity of a print job metal paste used, have improved printing effect and efficiency that metal 3D prints.
2, because multiple syringes provide pulse to each stepper motor by control panel, control the rotation of each stepper motor, thereby except controlling the movement in the X, Y, Z axis direction of printhead, the independent E axle motion of controlling each syringe, has ensured the printing of the three-dimensional printer printhead of multi-syringe.
Although described preferred embodiment of the present utility model, once those skilled in the art obtain the basic creative concept of cicada, can make other change and amendment to these embodiment. So claims are intended to be interpreted as comprising preferred embodiment and fall into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model. Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (10)
1. a three-dimensional printer printhead, is characterized in that, comprising: metab, and transmission module, injection barrel supporting module, injection barrel module, M syringe, M is greater than 1 integer;
Described metab is arranged on three-shaft linkage platform, described transmission module is arranged on described metab, described injection barrel supporting module is arranged on described transmission module, described injection barrel module clip is in described injection barrel supporting module, the exit of described injection barrel module is provided with M shower nozzle, wherein, the emission direction of a described M shower nozzle all points to described three-shaft linkage platform;
Wherein, described transmission module comprises M E shaft step motor, and each described E shaft step motor is all fixed on described metab, described syringe turnover of the corresponding control of output shaft of a described E shaft step motor.
2. three-dimensional printer printhead as claimed in claim 1, is characterized in that, described transmission module also comprises: base support, M top chock, M step, M bolt and nut, M transmission cross bar, M screw rod, pinion, gear wheel;
Described base support is arranged on described E shaft step motor top, a described M top chock is all fixed on the upper end of described base support, a described M step is all fixed on the lower end of described base support, described pinion is installed on the output shaft of each described E shaft step motor, on each described step, described gear wheel is installed, the end of a described M screw rod is fastenedly connected on just right described top chock and described gear wheel, wherein, a described M screw rod is perpendicular to the printing base plate of printer, each described pinion all with a corresponding described gear wheel interlock,
Each described bolt and nut tightens the one end that connects a described transmission cross bar, and each described syringe is clamped by the other end of a described transmission cross bar.
3. three-dimensional printer printhead as claimed in claim 2, is characterized in that, described injection barrel module comprises: injection barrel shell, radiator, heating plate, conducting strip, shower nozzle heat-conducting block and M shower nozzle;
Described radiator is arranged on described injection barrel shell, described heating plate is close to the inwall of described injection barrel shell, described conducting strip is close to described heating plate, described shower nozzle heat-conducting block is arranged on the inner bottom part of described injection barrel shell, each described shower nozzle is all arranged on described shower nozzle heat-conducting block, and the nozzle of each described shower nozzle is through the through hole of described injection barrel outer casing bottom.
4. three-dimensional printer printhead as claimed in claim 3, is characterized in that, the top thickness of described injection barrel shell is greater than the bottom thickness of described injection barrel shell.
5. three-dimensional printer printhead as claimed in claim 3, is characterized in that, described heating plate comprises heating plate body and temperature sensor element;
Wherein, described heating plate body is specially polyimide heater film, and described temperature sensor element is arranged in described polyimide heater film or is close to described polyimide heater film.
6. three-dimensional printer printhead as claimed in claim 5, is characterized in that, described conducting strip comprises: thermal conductive silicon glue-line and layer of metal foil, described thermal conductive silicon glue-line is clipped between described heating plate body and described layer of metal foil.
7. three-dimensional printer printhead as claimed in claim 3, it is characterized in that, described shower nozzle heat-conducting block is specially the metal parts that has M perforate, a described M perforate all fits tightly the lower end of injection barrel shell, the bottom of described shower nozzle heat-conducting block has M mounting groove, and in each described mounting groove, all a described shower nozzle is installed in activity.
8. three-dimensional printer printhead as claimed in claim 1, is characterized in that, the nozzle of each described shower nozzle departs from the axis of described syringe body, makes adjacent two described nozzle Jian center squares be less than the centre-to-centre spacing between described syringe body.
9. three-dimensional printer printhead as claimed in claim 1, is characterized in that, described injection barrel supporting module comprises: the first injection barrel propclip, the second injection barrel propclip, two syringe fixed transverse rods;
Described the first injection barrel propclip and described the second injection barrel propclip are fastenedly connected in the space of described injection barrel module between described the first injection barrel propclip and described the second injection barrel propclip, and described two syringe fixed transverse rods are through the perforate on described the first injection barrel propclip.
10. three-dimensional printer printhead as claimed in claim 2, is characterized in that, each described syringe comprises: syringe bucket and syringe piston;
The diameter of described syringe piston is all consistent with described syringe bucket internal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907624.1U CN205237073U (en) | 2015-11-13 | 2015-11-13 | Three -dimensional inkjet printer beats printer head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520907624.1U CN205237073U (en) | 2015-11-13 | 2015-11-13 | Three -dimensional inkjet printer beats printer head |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328192A (en) * | 2015-11-13 | 2016-02-17 | 中国地质大学（武汉） | Printing head of three-dimensional printer |
| KR20210141172A (en) * | 2020-05-15 | 2021-11-23 | 한국생산기술연구원 | A liquid direct 3d printer and 3d printing method using the same |
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2015
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328192A (en) * | 2015-11-13 | 2016-02-17 | 中国地质大学（武汉） | Printing head of three-dimensional printer |
| KR20210141172A (en) * | 2020-05-15 | 2021-11-23 | 한국생산기술연구원 | A liquid direct 3d printer and 3d printing method using the same |
| KR102331977B1 (en) | 2020-05-15 | 2021-11-29 | 한국생산기술연구원 | A liquid direct 3d printer and 3d printing method using the same |
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