CN105479754A - 3d printer - Google Patents
3d printer Download PDFInfo
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- CN105479754A CN105479754A CN201511028762.3A CN201511028762A CN105479754A CN 105479754 A CN105479754 A CN 105479754A CN 201511028762 A CN201511028762 A CN 201511028762A CN 105479754 A CN105479754 A CN 105479754A
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- travel mechanism
- drive motors
- printhead
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- driving wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
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- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a 3D printer. The 3D printer comprises a supply mechanism, a support frame, a first Y-direction moving mechanism and a second Y-direction moving mechanism, an X-direction moving mechanism, a printing head and a hot-melt extruding mechanism; the first Y-direction moving mechanism includes a first Y-direction driving motor, a first Y-direction driving wheel, a first Y-direction driven wheel and a first Y-direction conveying belt; the second Y-direction moving mechanism includes a second Y-direction driving motor, a second Y-direction driving wheel, a second Y-direction driven wheel and a second Y-direction conveying belt; the first Y-direction driving motor and the second Y-direction driving motor synchronously work; the printing head includes a discharge port and multiple separation components; and each separation component includes a separation needle and a servo motor for controlling the separation needle to rotate. In the 3D printer, the first Y-direction driving motor and the second Y-direction driving motor synchronously work to prevent the generation of step losing phenomenon so as to influence the printing precision; and multiple separation components are arranged for realizing linear multi-point printing to improve the printing efficiency of the 3D printer.
Description
Technical field
The present invention relates to 3D printing device field, particularly relate to a kind of 3D printer.
Background technology
3D printer is also called three-dimensional printer, an i.e. machine of RP technique, based on mathematical model file, use powdered-metal or plastics etc. can jointing material, being carried out the technology of constructed object by the mode successively printed, is a kind of accumulation manufacturing technology, manufactures three-dimensional object by the jointing material printed from level to level, its general principle is that machine can print product from level to level according to program by data and raw material are put in 3D printer.
Existing 3D printer is provided with X to travel mechanism, Y-direction travel mechanism and printhead, and printhead is arranged on X in travel mechanism.Printhead is provided with a printing head, and this printing head extrudes raw material mode printing objects by single-point, and printing effect is slow thus cause required time longer.Particularly, X drives printhead disposed thereon to move in X direction to the X in travel mechanism to drive motors; Y-direction drive motors in Y-direction travel mechanism need drive X to move to travel mechanism and printhead along Y-direction simultaneously, by X to drive motors and Y-direction drive motors cooperation with and realize controlling at X to the movement with Y-direction.A Y-direction drive motors is only provided with in existing Y-direction travel mechanism, X need be driven to move fast to travel mechanism and printhead along Y-direction and turn, discontinuity easily causes losing step phenomenon and occurs, affects the printing precision of 3D printer, the quality of printing objects cannot be ensured.
Summary of the invention
The technical problem to be solved in the present invention is, slow for the printing head single-point printing effect in existing 3D printer, and X drives printhead moving process to occur discontinuity to travel mechanism and Y-direction travel mechanism and loses step, thus affect the problem of printing precision, provide a kind of printing effect high and the 3D printer that printing precision is secure.
The technical solution adopted for the present invention to solve the technical problems is: a kind of 3D printer, comprise for providing the feeding machanism of solid feed, support frame, be parallelly oppositely arranged on the first Y-direction travel mechanism on described support frame and the second Y-direction travel mechanism, be arranged on described first Y-direction travel mechanism and the X in the second Y-direction travel mechanism to travel mechanism, be arranged on described X to the printhead in travel mechanism, be connected with described printhead with described feeding machanism melt extrusion mechanism for the heat described solid feed being melted into liquid material;
Described first Y-direction travel mechanism comprises the first Y-direction driven pulley that the first Y-direction drive motors, the first Y-direction driving wheel be connected with described first Y-direction drive motors and described first Y-direction driving wheel are oppositely arranged and the first Y-direction conveyer belt arranged along Y-direction be set between described first Y-direction driving wheel and described first Y-direction driven pulley;
Described second Y-direction travel mechanism comprises the second Y-direction driven pulley that the second Y-direction drive motors, the second Y-direction driving wheel be connected with described second Y-direction drive motors and described second Y-direction driving wheel are oppositely arranged and the second Y-direction conveyer belt arranged along Y-direction be set between described second Y-direction driving wheel and described second Y-direction driven pulley; Described first Y-direction drive motors and described second Y-direction drive motors synchronous working;
Described printhead comprises discharging opening, to be arranged on above described discharging opening and to melt with described heat some sub-material assemblies that extrusion mechanism is connected; Sub-material assembly described in each comprises sub-material pin and the servomotor for controlling the rotation of described sub-material pin.
Preferably, described 3D printer also comprises the supporting mechanism for placing described printhead; Described supporting mechanism comprise the first connector, the second connector, for connecting the support member on described first connector and described second connector; Described first connector is provided with the first movable pulley coordinated with described first Y-direction conveyer belt; Described second connector is provided with the second movable pulley coordinated with described second Y-direction conveyer belt; Described printhead is placed on described support member, and controls to move in X direction to travel mechanism by described X.
Preferably, described X to travel mechanism comprise be arranged on X on described first connector to driving wheel, be arranged on X on described second connector to driven pulley, be set in described X to driving wheel and described X to the X arranged in X direction between driven pulley to conveyer belt and the X that is connected to driving wheel with described X to drive motors; Described printhead is provided with the X that coordinates to conveyer belt with described X to movable pulley, moves in X direction to drive described printhead; Described first movable pulley and described X are coaxially arranged to driving wheel; Described second movable pulley and described X are coaxially arranged to driven pulley.
Preferably, described 3D printer also comprises and is arranged on type plate below described support frame and for controlling described type plate along the Z-direction travel mechanism of Z-direction direction movement and for keeping described type plate along the balanced controls of Z-direction shifting balance degree.
Preferably, described balanced controls comprise the relative and balance plate that be fixedly installed parallel with described type plate, through described balance plate at least two polished rods and be set on described polished rod for limiting the locating part that described balance plate glides;
Described Z-direction travel mechanism comprises Z-direction drive motors, the screw mandrel arranged along Z-direction be connected with described Z-direction drive motors, is set on described screw mandrel and the fixture be fixedly connected with described balance plate; Described Z-direction drive motors drives described balance plate to move along described screw mandrel for controlling described fixture.
Preferably, described printhead comprises plate after discharging header board and discharging, and after described discharging header board and described discharging, plate coordinates and forms described discharging opening; Described discharging opening is strip.
Preferably, described sub-material pin to be arranged on after described discharging header board and/or described discharging on plate by connector; Some described sub-material pins are distributed in above described discharging opening side by side.
Preferably, described printhead is also provided with photocuring assembly, described photocuring assembly is also arranged above described discharging opening on described discharging opening position.
Preferably, described heat is melted extrusion mechanism and is comprised the heat for accommodating described solid feed be connected with described feeding machanism and melt the heating component that chamber and the solid feed for described heat being melted in chamber are melted into liquid material; Described heat is melted chamber and is connected with described sub-material pin.
Preferably, described heating component comprises and is arranged on the heating plate that described heat melts chamber upper surface and/or lower surface.
The present invention compared with prior art tool has the following advantages: 3D printer provided by the present invention, by the first Y-direction drive motors and the second Y-direction drive motors synchronous working, first Y-direction travel mechanism and the second Y-direction travel mechanism are coordinated, to move fast to travel mechanism and printhead along Y-direction to drive X and turn in process, uniform force, and then avoid losing the generation of step phenomenon, thus make the printing precision of 3D printer unaffected, to ensure the quality of printing objects.This 3D printer, by arranging several sub-material assemblies above discharging opening, several sub-material assemblies extrude raw material to discharging opening, can realize linear multiple spot and print, to improve the printing effect of 3D printer, effectively save the time-write interval.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is a structural representation of the 3D printer in one embodiment of the invention.
Fig. 2 is another structural representation of 3D printer in Fig. 1.
Fig. 3 is the right view of 3D printer in Fig. 1.
Fig. 4 is the top view of 3D printer in Fig. 1.
Fig. 5 is the structural representation of the printhead of 3D printer in Fig. 1.
Fig. 6 is the front view of Fig. 5.
Fig. 7 is the exploded view of the printhead of 3D printer in Fig. 5.
In figure: 10, support frame; 11, feeding machanism; 12, type plate; 20, the first Y-direction travel mechanism; 21, the first Y-direction drive motors; 22, the first Y-direction driving wheel; 23, the first Y-direction driven pulley; 24, the first Y-direction conveyer belt; 30, the second Y-direction travel mechanism; 31, the second Y-direction drive motors; 32, the second Y-direction driving wheel; 33, the second Y-direction driven pulley; 34, the second Y-direction conveyer belt; 40, X is to travel mechanism; 41, X is to drive motors; 42, X is to driving wheel; 43, X is to driven pulley; 44, X is to conveyer belt; 50, printhead; 51, discharging opening; 52, sub-material assembly; 521, sub-material pin; 522, servomotor; 53, discharging header board; 54, plate after discharging; 55, photocuring assembly; 60, supporting mechanism; 61, the first connector; 62, the second connector; 63, support member; 64, the first movable pulley; 65, the second movable pulley; 70, heat melts extrusion mechanism; 71, heat melts chamber; 72, heating component; 721, heating plate; 80, Z-direction travel mechanism; 81, Z-direction drive motors; 82, screw mandrel; 83, fixture; 90, balanced controls; 91, balance plate; 92, polished rod; 93, locating part.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
Fig. 1-Fig. 4 illustrates the 3D printer in the present embodiment.This 3D printer comprises for providing the feeding machanism 11 of solid feed, support frame 10, be parallelly oppositely arranged on the first Y-direction travel mechanism 20 on support frame 10 and the second Y-direction travel mechanism 30, be arranged on the first Y-direction travel mechanism 20 and the X in the second Y-direction travel mechanism 30 to travel mechanism 40, be arranged on X to the printhead 50 in travel mechanism 40, be connected with printhead 50 with feeding machanism 11 melt extrusion mechanism 70 for heat solid feed being melted into liquid material.In the present embodiment, solid feed is thread, and thread solid feed is transported to heat and melts extrusion mechanism 70 by feeding machanism 11, and heat melts extrusion mechanism 70 by solid feed heating and melting, forms liquid material, and is printed by printhead 50.
Understandably, the printhead 50 on it is driven to move in X direction by X to travel mechanism 40; Coordinated by the first Y-direction travel mechanism 20 and the second Y-direction travel mechanism 30, move along Y-direction to travel mechanism 40 and printhead 50 to drive X; At printhead 50 in X direction and/or in Y-direction moving process, the wire stock that heat melts extrusion mechanism 70 pairs of feeding machanisms 11 to be provided carries out heat and melts, to form liquid material and to be printed by printhead 50.The cooperation of the first Y-direction travel mechanism 20 and the second Y-direction travel mechanism 30, to disperse stressed to travel mechanism 40 and printhead 50 of X, can be conducive to ensureing that X is moving fast along Y-direction and turning in process to travel mechanism 40 and printhead 50, uniform force.
As Figure 1-Figure 4, the first Y-direction travel mechanism 20 comprises the first Y-direction driven pulley 23 that the first Y-direction drive motors 21, the first Y-direction driving wheel 22 be connected with the first Y-direction drive motors 21 and the first Y-direction driving wheel 22 are oppositely arranged and the first Y-direction conveyer belt 24 arranged along Y-direction be set between the first Y-direction driving wheel 22 and the first Y-direction driven pulley 23.Particularly, the first Y-direction conveyer belt 24 can be belt, also can be other conveyer belts.
As Figure 1-Figure 4, the second Y-direction travel mechanism 30 comprises the second Y-direction driven pulley 33 that the second Y-direction drive motors 31, the second Y-direction driving wheel 32 be connected with the second Y-direction drive motors 31 and the second Y-direction driving wheel 32 are oppositely arranged and the second Y-direction conveyer belt 34 arranged along Y-direction be set between the second Y-direction driving wheel 32 and the second Y-direction driven pulley 33.Particularly, the second Y-direction conveyer belt 34 can be belt, also can be other conveyer belts.
First Y-direction drive motors 21 and the second Y-direction drive motors 31 work asynchronously.Particularly, the first Y-direction drive motors 21 and the second Y-direction drive motors 31 can be servomotors.First Y-direction drive motors 21 and the second Y-direction drive motors 31 work asynchronously, the first Y-direction travel mechanism 20 and the second Y-direction travel mechanism 30 is made to coordinate to drive X move fast to travel mechanism 40 and printhead 50 along Y-direction and turn in process, uniform force, and then avoid losing the generation of step phenomenon, thus ensure the printing precision of 3D printer.
As shown in Figures 1 and 2,3D printer also comprises the supporting mechanism 60 for placing printhead 50.Supporting mechanism 60 comprises the first connector 61, second connector 62, for connecting the support member 63 on the first connector 61 and the second connector 62.First connector 61 is provided with the first movable pulley 64 coordinated with the first Y-direction conveyer belt 24, moves along the first Y-direction conveyer belt 24 direction to make the first connector 61.Second connector 62 is provided with the second movable pulley 65 coordinated with the second Y-direction conveyer belt 34, moves along the second Y-direction conveyer belt 34 direction to make the second connector 62.Printhead 50 is placed on support member 63, and controls to move in X direction to travel mechanism 40 by X.
Particularly, X to travel mechanism 40 comprise be arranged on X on the first connector 61 to driving wheel 42, be arranged on X on the second connector 62 to driven pulley 43, be set in X to driving wheel 42 and X to the X arranged in X direction between driven pulley 43 to conveyer belt 44 and the X that is connected to driving wheel 42 with X to drive motors 41.Particularly, X is servomotor to drive motors 41, and X is belt to conveyer belt 44.Printhead 50 is provided with the X that coordinates to conveyer belt 44 with X to movable pulley (not shown), moves in X direction to drive printhead 50.First movable pulley 64 is coaxially arranged to driving wheel 42 with X; Second movable pulley 65 is coaxially arranged to driven pulley 43 with X, to save machinery equipment space.
3D printer also comprises and is arranged on type plate 12 below support frame 10 and for controlling type plate 12 along the Z-direction travel mechanism 80 of Z-direction direction movement and for keeping type plate 12 along the balanced controls 90 of Z-direction shifting balance degree.Understandably, type plate 12 is for placing the object printed.In the present embodiment, X to be arranged on support frame 10 to Y-direction travel mechanism of travel mechanism 40, first 20 and the second Y-direction travel mechanism 30 and not to move along Z-direction, control type plate 12 by Z-direction travel mechanism 80 to move along Z-direction, type plate 12 is moved along Z-direction relative to printhead 50, thus realizes the object of 3D printer along Z-direction movement.
Balanced controls 90 comprise the relative and balance plate 91 that be fixedly installed parallel with type plate 12, through balance plate 91 at least two polished rods 92 and be set on polished rod 92 for locating part 93 that limiting balance plate 91 glides.Particularly, balance plate 91 can coordinate to achieve a fixed connection by the bolt and nut be arranged on four angles with type plate 12, also can by other bindiny mechanisms to achieve a fixed connection.Understandably, by the setting of balanced controls 90, type plate 12 is avoided to occur rocking when Z-direction moves and affect the print quality of object.
Z-direction travel mechanism 80 comprises Z-direction drive motors 81, the screw mandrel 82 arranged along Z-direction be connected with Z-direction drive motors 81, is set on screw mandrel 82 and the fixture 83 be fixedly connected with balance plate 91; Z-direction drive motors 81 is with balance plate 91 to move along described screw mandrel 82 for controlling fixture 83.Particularly, Z-direction drive motors 81 is servomotor.In the present embodiment, fixture 83 is arranged on below balance plate 91.Understandably, fixture 83 to be set on screw mandrel 82 and to be fixedly connected with balance plate 91, because balance plate 91 is fixedly connected with type plate 12, the position of fixture 83 on screw mandrel 82 is controlled by Z-direction drive motors 81, adjustment balance plate 91 is in the position of Z-direction, thus adjustment type plate 12 is in the position of Z-direction, to realize the object along Z-direction movement.
As shown in Figure 5-Figure 7, printhead 50 comprises discharging opening 51 in strip, to be arranged on above discharging opening 51 and to melt with heat some sub-material assemblies 52 that extrusion mechanism 70 is connected.Understandably, printhead 50 comprises plate 54 after discharging header board 53 and discharging, and after discharging header board 53 and discharging, plate 54 coordinates the discharging opening 51 forming strip.Each sub-material assembly 52 comprises sub-material pin 521 and the servomotor 522 for controlling sub-material pin 521 rotation.Particularly, sub-material pin 521 is arranged on after discharging header board 53 and/or discharging on plate 54 by connector (not obtaining in figure), and can rotate around connector.Wherein, some sub-material pins 521 are distributed in above discharging opening 51 side by side.Understandably, servomotor 522 controls sub-material pin 521 and rotates, by controlling sub-material pin 521 around connector as left-right rotation as the pendulum swings, the liquid material that some sub-material pins 521 are extruded is straight line when extruding on type plate 12, thus linearly multiple spot printing when whole printhead 50 is printed, to improve the printing effect of 3D printer, effectively save the time-write interval.
Understandably, sub-material pin 521 is arranged on above discharging opening 51 by connector and also can rotates around connector, the upper part of sub-material pin 521 is connected with servomotor 522, and by adjusting the direction of rotation of servomotor 522, to realize adjusting the discharging direction of sub-material pin 521 upper part.Understandably, being controlled the discharging direction of coupled sub-material pin 521 end portion by some servomotors 522 respectively, when printing, being coordinated by multiple servomotor 522, adjust multiple sub-material pin 521 end portion and coordinate formation print span, to meet the width demand of printing objects.
As shown in Figures 5 and 6, printhead 50 is also provided with photocuring assembly 55, photocuring assembly 55 is also arranged above discharging opening 51 on discharging opening 51 position, photocuring assembly 55 emitting ultraviolet light or laser, to make the moment that the liquid material in sub-material pin 521 is being expressed into type plate 12 be cured, to complete printing.Understandably, if photocuring assembly 55 is away from discharging opening 51, easily causes photocuring timely, affect the forming quality of printing objects; Or the liquid material premature solidification in sub-material pin 521, easily blocking discharging opening 51.
As shown in Figures 5 and 6, heat is melted extrusion mechanism 70 and is comprised the heat for accommodating solid feed be connected with feeding machanism 11 and melt chamber 71 and for the solid feed melted in chamber 71 is melted into the heating component 72 of liquid material by heat; Heat is melted chamber 71 and is connected with sub-material pin 521.Understandably, enter heat and melt solid feed in chamber 71 under the effect of heating component 72, be melted into liquid material and extruded by sub-material pin 521, in the effect of ultraviolet light or laser, liquid material is solidified, thus form printing objects on type plate 12.Heating component 72 comprises heating plate 721, and heating plate 721 can be arranged on heat and melt chamber 71 upper surface, also can be arranged on the lower surface that heat melts chamber 71, or melts the upper surface of chamber 71 and lower surface is arranged simultaneously in heat, melts efficiency to improve heat.
Understandably, the 3D printer that the present embodiment provides, worked asynchronously by the first Y-direction drive motors 21 and the second Y-direction drive motors 31, first Y-direction travel mechanism 20 and the second Y-direction travel mechanism 30 are coordinated, to move fast to travel mechanism 40 and printhead 50 along Y-direction to drive X and turn in process, uniform force, and then avoiding losing step phenomenon and occur, thus make the printing precision of 3D printer unaffected, to ensure the quality of printing objects.The printhead 50 of this 3D printer, by arranging several sub-material assemblies 52 above discharging opening 51, several sub-material assemblies 52 extrude raw material to discharging opening 51, can realize linear multiple spot and print, to improve the printing effect of 3D printer, effectively save the time-write interval.
The present invention is described by above-mentioned specific embodiment, it will be appreciated by those skilled in the art that, without departing from the present invention, can also carry out various conversion and be equal to substituting to the present invention.In addition, for particular condition or concrete condition, various amendment can be made to the present invention, and not depart from the scope of the present invention.Therefore, the present invention is not limited to disclosed specific embodiment, and should comprise the whole embodiments fallen within the scope of the claims in the present invention.
Claims (10)
1. a 3D printer, it is characterized in that, comprise the feeding machanism (11) for providing solid feed, support frame (10), parallelly be oppositely arranged on the first Y-direction travel mechanism (20) on described support frame (10) and the second Y-direction travel mechanism (30), be arranged on X in described first Y-direction travel mechanism (20) and the second Y-direction travel mechanism (30) to travel mechanism (40), be arranged on described X to the printhead (50) in travel mechanism (40), what be connected with described printhead (50) with described feeding machanism (11) melts extrusion mechanism (70) for the heat described solid feed being melted into liquid material,
Described first Y-direction travel mechanism (20) comprises the first Y-direction drive motors (21), the first Y-direction driving wheel (22) be connected with described first Y-direction drive motors (21), and the first Y-direction driven pulley (23) of being oppositely arranged of described first Y-direction driving wheel (22) and the first Y-direction conveyer belt (24) arranged along Y-direction that is set between described first Y-direction driving wheel (22) and described first Y-direction driven pulley (23);
Described second Y-direction travel mechanism (30) comprises the second Y-direction drive motors (31), the second Y-direction driving wheel (32) be connected with described second Y-direction drive motors (31), and the second Y-direction driven pulley (33) of being oppositely arranged of described second Y-direction driving wheel (32) and the second Y-direction conveyer belt (34) arranged along Y-direction that is set between described second Y-direction driving wheel (32) and described second Y-direction driven pulley (33); Described first Y-direction drive motors (21) and described second Y-direction drive motors (31) synchronous working;
Described printhead (50) comprises discharging opening (51), be arranged on described discharging opening (51) top and melt with described heat some sub-material assemblies (52) that extrusion mechanism (70) is connected; Sub-material assembly (52) described in each comprises sub-material pin (521) and for controlling the servomotor (522) that described sub-material pin (521) is rotated.
2. 3D printer according to claim 1, is characterized in that, described 3D printer also comprises the supporting mechanism (60) for placing described printhead (50); Described supporting mechanism (60) comprise the first connector (61), the second connector (62), for connecting the support member (63) on described first connector (61) and described second connector (62); Described first connector (61) is provided with the first movable pulley (64) coordinated with described first Y-direction conveyer belt (24); Described second connector (62) is provided with the second movable pulley (65) coordinated with described second Y-direction conveyer belt (34); Described printhead (50) is placed on described support member (63), and controls to move in X direction to travel mechanism (40) by described X.
3. 3D printer according to claim 2, it is characterized in that, described X to travel mechanism (40) comprise be arranged on X on described first connector (61) to driving wheel (42), be arranged on X on described second connector (62) to driven pulley (43), be set in described X to driving wheel (42) and described X to the X arranged in X direction between driven pulley (43) to conveyer belt (44) and the X that is connected to driving wheel (42) with described X to drive motors (41); Described printhead (50) is provided with the X that coordinates to conveyer belt (44) with described X to movable pulley, moves in X direction to drive described printhead (50); Described first movable pulley (64) and described X are coaxially arranged to driving wheel (42); Described second movable pulley (65) and described X are coaxially arranged to driven pulley (43).
4. 3D printer according to claim 1, it is characterized in that, described 3D printer also comprise be arranged on described support frame (10) below type plate (12) and for controlling described type plate (12) along the Z-direction travel mechanism (80) of Z-direction direction movement and for keeping described type plate (12) along the balanced controls (90) of Z-direction shifting balance degree.
5. 3D printer according to claim 4, it is characterized in that, described balanced controls (90) comprise the relative and balance plate that be fixedly installed (91) parallel with described type plate (12), through described balance plate (91) at least two polished rods (92) and be set on described polished rod (92) for limiting the locating part (93) that described balance plate (91) glides;
Described Z-direction travel mechanism (80) comprises Z-direction drive motors (81), the screw mandrel (82) arranged along Z-direction be connected with described Z-direction drive motors (81), be set in the upper and fixture (83) be fixedly connected with described balance plate (91) of described screw mandrel (82); Described Z-direction drive motors (81) drives described balance plate (91) mobile along described screw mandrel (82) for controlling described fixture (83).
6. 3D printer according to claim 1, it is characterized in that, described printhead (50) comprises plate (54) after discharging header board (53) and discharging, and after described discharging header board (53) and described discharging, plate (54) coordinates and forms described discharging opening (51); Described discharging opening (51) is in strip.
7. 3D printer according to claim 6, it is characterized in that, described sub-material pin (521) is arranged on after described discharging header board (53) and/or described discharging on plate (54) by connector, and can rotate around described connector; Some described sub-material pins (521) are distributed in described discharging opening (51) top side by side.
8. 3D printer according to claim 1, it is characterized in that, described printhead (50) is also provided with photocuring assembly (55), described photocuring assembly (55) is also arranged in described discharging opening (51) top on described discharging opening (51) position.
9. 3D printer according to claim 1, it is characterized in that, described heat is melted extrusion mechanism (70) and is comprised the heat for accommodating described solid feed be connected with described feeding machanism (11) and melt chamber (71) and for the solid feed melted in chamber (71) is melted into the heating component (72) of liquid material by described heat; Described heat is melted chamber (71) and is connected with described sub-material pin (521).
10. 3D printer according to claim 9, is characterized in that, described heating component (72) comprises and is arranged on the heating plate (721) that described heat melts chamber (71) upper surface and/or lower surface.
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| CN201511028762.3A CN105479754B (en) | 2015-12-31 | 2015-12-31 | 3d printer |
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| CN106584841A (en) * | 2016-12-21 | 2017-04-26 | 南京工程学院 | Auxiliary conveying device of 3D printer |
| CN108262955A (en) * | 2016-12-30 | 2018-07-10 | 深圳市普伦特科技有限公司 | 3d printer |
| CN110017944A (en) * | 2019-04-04 | 2019-07-16 | 沈阳建筑大学 | A kind of rotor on-line dynamic balancing device based on 3D printing technique |
| CN110901064A (en) * | 2019-12-19 | 2020-03-24 | 广东凯宝机器人科技有限公司 | Novel 3D printer |
| CN111791487A (en) * | 2020-07-20 | 2020-10-20 | 佛山科学技术学院 | 3D printer |
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