CN103341626B - A kind of cast type 3D printer - Google Patents

A kind of cast type 3D printer Download PDF

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Publication number
CN103341626B
CN103341626B CN201310229236.8A CN201310229236A CN103341626B CN 103341626 B CN103341626 B CN 103341626B CN 201310229236 A CN201310229236 A CN 201310229236A CN 103341626 B CN103341626 B CN 103341626B
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China
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axis
transmission
printer
fork
axis transmission
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Expired - Fee Related
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CN201310229236.8A
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CN103341626A (en
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王奉瑾
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Zhongshan Power Technology Co., Ltd.
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王奉瑾
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Abstract

The present invention is applicable to 3D printer field, and provide a kind of cast type 3D printer, described 3D printer comprises: 3D transmission mechanism, Z axis platform and controller; Described Z axis platform is fixed on the end of described 3D transmission mechanism, and described Z axis platform comprises: metal or plastic cement smelting furnace; Described metal or plastic cement smelting furnace comprise: feed arrangement, body of heater, motor-driven valve, quantitatively rear pump and nozzle; Wherein, described body of heater, for the printing consumables of 3D printer described in melting; Described controller, for control 3D transmission mechanism transmission, control the temperature of described zone of heating and control the flow of described quantitative rear pump.Technical scheme provided by the invention has the fast advantage of print speed.

Description

A kind of cast type 3D printer
Technical field
The invention belongs to 3D printer field, particularly relate to a kind of cast type 3D printer.
Background technology
It is the current a kind of New Processing obtaining fast development that 3D prints, and is particularly suitable for various personalization processing and single and mini-batch production processing.The principle that 3D printing technique generally adopts layering to print realizes, 3D model decomposition by required printing is thin slice, by control plane navigation system, each printing thin slice, then by elevated height step, print next thin slice, by repeatedly printing thin slice, the 3D profile that final formation is complete.
Common 3D printing technique comprises following several: laser sintered, laser photosensitive technology, fuse manufacture etc.Laser sintered 3D printing technique is heated by laser high-speed, make powdered metallurgical material melt and shaping, laser photosensitive technology makes light-sensitive material curing molding.The manufacture of plastics fuse adopts plastic wire to carry out thermal bonding technology, by repeatedly heating the plastic wire of winding, and making it to bond together, being shaped to required shape.
But, at present adopt the 3D printer product of above technology all to there is various problem.Such as surface resolution is low, and be all at a few tenths of a mm usually, the description of materials of simultaneous adaptation is less, and print range is narrower, and applicable surface is wide, and process velocity is comparatively slow, and some is subject to restriction price of cost factor higher etc. in addition.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of cast type 3D printer, is intended to solve existing technical scheme and easily occurs that process velocity is slow, the problem of narrow application range.
The embodiment of the present invention is achieved in that a kind of cast type 3D printer, and described 3D printer comprises:
3D transmission mechanism, Z axis platform and controller;
Described Z axis platform is fixed on the end of described 3D transmission mechanism, and described Z axis platform comprises: metal or plastic cement smelting furnace; Described metal or plastic cement smelting furnace comprise:
Feed arrangement, body of heater, motor-driven valve, quantitatively rear pump and nozzle; Wherein, described body of heater, for the printing consumables of 3D printer described in melting;
Described controller, for the transmission of control 3D transmission mechanism, the temperature of control zone of heating and the flow controlling quantitative rear pump.
Optionally, described 3D transmission mechanism comprises: X-axis transmission mechanism, Y-axis transmission mechanism, Z-axis transmission mechanism and Z axis extension bar;
Wherein said X-axis transmission mechanism is fixed on Y-axis transmission mechanism, and described X-axis transmission mechanism can move along Y direction on Y-axis transmission mechanism;
Described Z-axis transmission mechanism is fixed on X-axis transmission mechanism, and described Z-axis transmission mechanism can move along X-direction on X-axis transmission mechanism;
One end of described Z axis extension bar is fixed on described Z-axis transmission mechanism, and the other end of described Z axis extension bar fixes described Z axis platform, and described Z axis extension bar can move along Z-direction on described Z-axis transmission mechanism.
Optionally, described 3D transmission mechanism comprises:
Z-axis transmission mechanism and the polar coordinates rocker arm body moved up and down at described Z-axis transmission mechanism;
Described polar coordinates rocker arm body comprises: the first motor, the second motor, the first fork, the second fork; Wherein, described first motor and described second motor are all fixed on described first fork; First fork described in described first Electric Machine Control rotates at XY axial plane, and described in described second Electric Machine Control, the second fork rotates at XY axial plane; Described Z axis platform is fixed in one end of described second fork, and the other end of described second fork is rotatably connected with one end of described first fork.
Optionally, described Z axis platform also comprises: end face secondary operations parts and side secondary operations parts, wherein, described end face secondary operations parts, XY axial plane for the object printed described 3D printer is processed, described side secondary operations parts, the YZ axial plane for the object printed described 3D printer is processed.
Optionally, described 3D printer comprises: keyboard interface or network interface.
In embodiments of the present invention, technical scheme provided by the invention provides a kind of cast type 3D printer, and it is fast that it has print speed, advantage applied widely.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the metal that provides of the embodiment of the present invention one or plastic cement smelting furnace;
Fig. 2 is the profile of the plastic cement smelting furnace that the embodiment of the present invention two provides;
Fig. 3 is the 3D printer arrangement figure of the three-shaft linkage mode that the embodiment of the present invention one provides;
Fig. 4 is the 3D printer arrangement figure of the polar coordinates control mode in Z axis control+plane of providing of the embodiment of the present invention one;
Fig. 5 is the first stereogram of the Z axis platform that the embodiment of the present invention one provides;
Fig. 6 is the second stereogram of the Z axis platform that the embodiment of the present invention one provides.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one
The present embodiment provides a kind of cast type 3D printer, and as shown in Figure 3, Figure 4, wherein, Fig. 3 is the 3D printer of three-shaft linkage mode to this cast type 3D printer, and Fig. 4 is the polar coordinates control mode in the Z axis control+plane on vertical direction.As shown in Figure 3, the 3D transmission mechanism of cast type 3D printer comprises: X-axis transmission mechanism 301, Y-axis transmission mechanism 302, Z-axis transmission mechanism 303 and Z axis extension bar 304;
Wherein X-axis transmission mechanism 301 is fixed on Y-axis transmission mechanism 302, and X-axis transmission mechanism 301 can move along Y direction on Y-axis transmission mechanism 302;
Z-axis transmission mechanism 303 is fixed on X-axis transmission mechanism, and described Z-axis transmission mechanism 303 can move along X-direction on X-axis transmission mechanism 301;
One end of Z axis extension bar 304 is fixed on Z-axis transmission mechanism 303, and the other end of Z axis extension bar 304 fixes Z axis platform 108, and Z axis extension bar 304 can move along Z-direction on described Z-axis transmission mechanism 303.
As shown in Figure 4, the 3D transmission mechanism of cast type 3D printer comprises: Z-axis transmission mechanism 401 and the polar coordinates rocker arm body 402 moved up and down at Z axis connecting gear 401; It should be noted that, no matter Z-axis transmission mechanism 403 is as shown in Figure 4 that structure annexation is all different from the Z-axis transmission mechanism in Fig. 3, though so title is identical, but adopts different Reference numerals.
Polar coordinates rocker arm body 402 comprises: the first motor, the second motor, the first fork, the second fork; Wherein, described first motor and described second motor are all fixed on described first fork; First fork described in described first Electric Machine Control rotates at XY axial plane, and described in described second Electric Machine Control, the second fork rotates at XY axial plane; Z axis platform 108 is fixed in one end of described second fork, and the other end of described second fork is rotatably connected with one end of described first fork.
Optionally, the stereogram of above-mentioned Z axis platform as shown in Figure 5, Figure 6, also comprise: end face secondary operations parts 501 and side secondary operations parts 601, wherein, end face secondary operations parts 501, XY axial plane for the object printed described 3D printer is processed, side secondary operations parts 601, and the YZ axial plane for the object printed described 3D printer is processed.
Controller (not shown in FIG.), for control 3D transmission mechanism transmission, control the temperature of described zone of heating and control the flow of described quantitative rear pump.
Controller controls with lower part: the temperature of three-dimensional or Z axis+polar Electric Machine Control, smelting furnace controls, the detection and control of various extreme position, the temperature of Working position control.
Extreme position comprises the extreme position of material level in three-dimensional or Z axis+polar extreme position, smelting furnace.The lowest order of the extreme position of material level and the highest order of material level and material level in smelting furnace.
The position of processing must be done temperature accurately and be controlled.Because of in print procedure, three D printer models need good temperature transition between the layers, to ensure that material is combined closely with melting, add man-hour simultaneously in end face and side, need to be cooled to a suitable temperature, ensure the optimal process state of material.
System is in order to better operate, input and showing, and this three D printer Design keyboard interface, computer interface or network interface, devise graphic display interface and light display simultaneously.
Z axis platform 108 comprises: metal or plastic cement smelting furnace; Metal or plastic cement smelting furnace as shown in Figure 1, comprising:
Feed arrangement 101, body of heater 102, motor-driven valve 103, quantitatively rear pump 104 and nozzle 105; Wherein, body of heater 102, for the printing consumables of 3D printer described in melting.
Material needed for body of heater 102 storage print, and be heated to certain temperature, make it to become fluid.Different zone of heating structures is adopted according to using the difference of material.Metal smelting-furnace can be electric furnace, also can adopt reverberatory furnace or furnace structure.Plastic melting furnace is generally the heating of outside electric heating, and its concrete structure can see the description of embodiment two.
Material smelting furnace is designed with temperature acquisition control system and material level control system.The top of material smelting furnace is provided with automatic feeder.The bottom of material smelting furnace is provided with electrically operated valve and quantitative rear pump, quantitatively exports as required.
Adopt 3D printer provided by the invention can adapt to more printed material kind, improve machining accuracy, the speed of printing and production efficiency, reduce cost simultaneously, therefore can accommodate and extensively promote and industrialization.
Embodiment two
The present embodiment provides a kind of plastic cement smelting furnace, and plastic cement smelting furnace as shown in Figure 2, comprising: feed arrangement 101, body of heater 102, motor-driven valve 103, quantitatively rear pump 104 and nozzle 105;
Wherein, described body of heater 102 is followed successively by from inside to outside: cavity 1021, body layer 1022, thermal insulation layer 1023, zone of heating 1024 and insulated thermal insulating layer 1025; Above-mentioned cavity 1021 is specifically as follows the space of dress raw material.
Wherein insulated thermal insulating layer 1025 be in order to prevent zone of heating directly the exposed partial heat that can make in atmosphere be dispersed in air, in addition, zone of heating is exposed also easily scalds user in atmosphere.The object of insulation is to prevent electric leakage.
Feed arrangement 101 is arranged on the top of body of heater 102, and feed arrangement 101 is communicated with cavity 1021;
Motor-driven valve 103 is arranged on the bottom of body of heater 102, and the side of motor-driven valve 103 is communicated with cavity 1021, and opposite side is communicated with quantitative rear pump 104, and the bottom of quantitative rear pump 104 is provided with nozzle 105.Whether the raw material that this electrically operated valve can control cavity flow into quantitative rear pump 104, namely electrically operated valve is opened, then the raw material of cavity 1021 can flow into quantitative rear pump 104 by motor-driven valve, electrically operated valve is closed, then the raw material of cavity 1021 cannot flow into quantitative rear pump 104 by motor-driven valve.
The operation principle of metal provided by the invention or plastic cement smelting furnace is, when for duty, raw material enters cavity 1021 from feed arrangement 101, then zone of heating 1024 starts heating, thermal insulation layer 1023 by the heat conduction of zone of heating 1024 to body layer 1022, body layer 1022 raises along with temperature, and the heating raw materials in cavity is become liquid; Now print as needed, motor-driven valve 103 is opened, liquid material just arrives quantitative rear pump 104 through motor-driven valve 103, liquid material is sent by nozzle by quantitative rear pump 104, so just can realize 3D to print, because in metal provided by the invention or plastic cement smelting furnace, liquid charging stock is more even, so it can avoid step effect, in addition, direct liquid raw material prints and also can improve print speed faster.
Optionally, above-mentioned body of heater 102 also comprises: cooling heat dissipation layer 1016, and cooling heat dissipation layer 1016 is arranged on the outside of insulated thermal insulating layer 1025.Increasing this cooling heat dissipation layer 1016 is to prevent the radiating effect of insulating radiation layer 1015 bad, so increase a cooling heat dissipation layer 1016 to accelerate heat radiation, above-mentioned cooling heat dissipation layer can adopt cooling water to dispel the heat, and can certainly adopt insulating oil to dispel the heat.
Optionally, above-mentioned metal or plastic cement smelting furnace also comprise: the agitator 107 being located at the drive system 106 outside body of heater 102 and being arranged in cavity 1021; Wherein drive system 106 can drive agitator 107 to rotate.
Optionally, the outer setting of above-mentioned agitator 107 has multiple fin ray 1071, and wherein multiple fin ray 1071 can be evenly distributed on the outside of agitator 107.Increase agitator and the effect that fin ray all can open uniform stirring raw material is set on agitator.
Optionally, above-mentioned zone of heating 1024 is also provided with temperature sensor 1029.This temperature sensor 1029 is for detecting the temperature of zone of heating 1024.
Embodiment three
The present embodiment provides the Method of printing of the cast type 3D printer as shown in embodiment one, and the method comprises: first, after the system electrification of 3D printer, according to the position of limit switch, makes whole system get back to the origin position of Systematical control.Secondly, system, according to used material, controls metal or plastic cement smelting furnace, after it reaches job requirement, enters print state.Then, system inputs the profile of three D figures to be printed, with relatively little flow, prints the profile of three D figure one decks.And in the scope that this layer of profile surrounds, system is then with large discharge cast flood, now a flood of three D parts is poured.After when cast, one deck completes, the temperature that system controls to make the upper surface temperature of this layer to control in applicable secondary operations by thermal field, adopts end face processing component to process it.After treating that end face machines, the side processing component of Systematical control secondary operations device carries out side processing to the outline of this layer.Constantly repeat above action, process new one deck, until parts to be processed all machine.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (5)

1. a cast type 3D printer, is characterized in that, described 3D printer comprises:
3D transmission mechanism, Z axis platform and controller;
Described Z axis platform is fixed on the end of described 3D transmission mechanism, and described Z axis platform comprises: metal or plastic cement smelting furnace; Described metal or plastic cement smelting furnace comprise:
Feed arrangement, body of heater, motor-driven valve, quantitatively rear pump and nozzle; Wherein, described body of heater, for the printing consumables of 3D printer described in melting;
Described controller, for the transmission of control 3D transmission mechanism, the temperature of control zone of heating and the flow controlling quantitative rear pump.
2. 3D printer according to claim 1, is characterized in that, described 3D transmission mechanism comprises: X-axis transmission mechanism, Y-axis transmission mechanism, Z-axis transmission mechanism and Z axis extension bar;
Wherein said X-axis transmission mechanism is fixed on Y-axis transmission mechanism, and described X-axis transmission mechanism can move along Y direction on Y-axis transmission mechanism;
Described Z-axis transmission mechanism is fixed on X-axis transmission mechanism, and described Z-axis transmission mechanism can move along X-direction on X-axis transmission mechanism;
One end of described Z axis extension bar is fixed on described Z-axis transmission mechanism, and the other end of described Z axis extension bar fixes described Z axis platform, and described Z axis extension bar can move along Z-direction on described Z-axis transmission mechanism.
3. 3D printer according to claim 1, is characterized in that, described 3D transmission mechanism comprises:
Z-axis transmission mechanism and the polar coordinates rocker arm body moved up and down at described Z-axis transmission mechanism;
Described polar coordinates rocker arm body comprises: the first motor, the second motor, the first fork, the second fork; Wherein, described first motor and described second motor are all fixed on described first fork; First fork described in described first Electric Machine Control rotates at XY axial plane, and described in described second Electric Machine Control, the second fork rotates at XY axial plane; Described Z axis platform is fixed in one end of described second fork, and the other end of described second fork is rotatably connected with one end of described first fork.
4. according to the arbitrary described 3D printer of claim 1-3, it is characterized in that, described Z axis platform also comprises: end face secondary operations parts and side secondary operations parts, wherein, described end face secondary operations parts, XY axial plane for the object printed described 3D printer is processed, described side secondary operations parts, and the YZ axial plane for the object printed described 3D printer is processed.
5., according to the arbitrary described 3D printer of claim 1-3, it is characterized in that, described 3D printer comprises: keyboard interface or network interface.
CN201310229236.8A 2013-06-08 2013-06-08 A kind of cast type 3D printer Expired - Fee Related CN103341626B (en)

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CN103691951B (en) * 2013-12-20 2015-06-17 西北工业大学 Three-dimensional printing forming device and method based on metal microdroplet track direction control
CN103754477B (en) * 2014-01-15 2015-10-21 李金秀 A kind of 3D chopping machine feed box
CN103786344B (en) * 2014-01-20 2017-05-31 广州捷和电子科技有限公司 The feed mechanism of 3D printer
CN103770332B (en) * 2014-02-08 2015-12-02 河南师范大学 A kind of 3D printer walking mechanism
WO2015131317A1 (en) * 2014-03-03 2015-09-11 郭永志 Nc machine provided with a workpiece array-manufacture module and workpiece array-manufacture module
CN103878979B (en) * 2014-03-13 2017-02-01 珠海天威飞马打印耗材有限公司 printing head and three-dimensional printer
CN104369383B (en) * 2014-11-21 2016-08-24 广州市文搏智能科技有限公司 Rotary 3D printer
CN104923782B (en) * 2015-06-25 2017-03-01 武汉大学 A kind of 3D printing equipment based on self-propagating reaction
CN106001576B (en) * 2016-05-19 2018-12-07 西安交通大学 A kind of the melt flow control method and device of fusion coating increasing material manufacturing
CN111958972B (en) * 2020-09-22 2022-03-18 北京信息职业技术学院 3D beats printer head and 3D printer

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Effective date of registration: 20160623

Address after: Nine road 528400 Guangdong province Zhongshan Torch Development Zone No. 6 Building 3 floor five A zone

Patentee after: Zhongshan Power Technology Co., Ltd.

Address before: 528436 No. two Xingye Road, Zhongshan Port Road, Torch Development Zone, Guangdong, Zhongshan, China

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