CN204914595U - Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure - Google Patents

Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure Download PDF

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Publication number
CN204914595U
CN204914595U CN201520685583.6U CN201520685583U CN204914595U CN 204914595 U CN204914595 U CN 204914595U CN 201520685583 U CN201520685583 U CN 201520685583U CN 204914595 U CN204914595 U CN 204914595U
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CN
China
Prior art keywords
parallel arm
coaster
support column
base
extruder
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Expired - Fee Related
Application number
CN201520685583.6U
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Chinese (zh)
Inventor
陈永方
王震虎
刘扬
陈帮军
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Huanghe Science and Technology College
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Huanghe Science and Technology College
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Priority to CN201520685583.6U priority Critical patent/CN204914595U/en
Application granted granted Critical
Publication of CN204914595U publication Critical patent/CN204914595U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure, including the base that is triangle structure, do not be equipped with three spinal branch daggers perpendicularly in the punishment of three apex angle on the base, three spinal branch dagger top levels are equipped with the mounting panel, be equipped with the raw materials extruder on the mounting panel, the inboard slip along the vertical direction of every spinal branch dagger is equipped with the coaster, be equipped with ball actuating mechanism between support column and the coaster, every coaster inboard is the articulated parallel arm that has the looks isostructure all, the articulated workstation of extruding of lower extreme of parallel arm, the center department that extrudes the workstation is equipped with and extrudes the head, the entrance point of extruding the head passes through raw tube and is connected with the discharge gate of raw materials extruder, extrude the outside parcel having heaters of head. The utility model relates to a novelty, compact structure, transmission stability are high, in time cool off the hot -melt material who extrudes, and warping can not appear in the product that prints, and the printing precision improves greatly.

Description

The rack mount configurations of ball-screw drive-type parallel arm three-dimensional printer
Technical field
The utility model belongs to three-dimensionally shaped technical field, particularly relates to a kind of rack mount configurations of ball-screw drive-type parallel arm three-dimensional printer.
Background technology
Three-dimensional printing technology, design a model as source with Computerized three-dimensional, discrete and the numerical control molding system by software hierarchy, utilize the mode such as laser beam, hot melt nozzle successively to be piled up by the special materials such as metal dust, ceramic powders, plastics, cell tissue to cohere, final superposition is shaping, produces entity products.3D solid is become several two dimensional surfaces by 3 D-printing, producing, greatly reducing the complexity of manufacture by also successively superposing material processed.This Digitized manufacturing pattern directly just can generate the part of any shape from computer graphics data.Fusion sediment moulding (FDM) technology is a mainstream technology in three-dimensional printing technology, and FDM technology is that cad model is divided into cross section very thin from level to level, generates the two-dimensional geometry information controlling 3 D-printing machine nozzle motion track.The heating head of three-dimensional printer is heated to critical condition heat-fusible materials (ABS resin, nylon, wax etc.), present quasi-fluid properties, under the control of the computer, along the two-dimensional geometry information movement track that CAD determines, the material of half flow regime squeezes out by extruder head, solidifies the thin layer forming contour shape.After one deck, fallen by vertical lift system and newly form layer, be cured.Pile up bonding so layer by layer, form the 3D solid of this model from bottom to top.
One of key issue of the three-dimensional printer of application FDM technology is formed precision problem, affects a lot of because have of formed precision, the problem etc. comprising frame strength, transmission stability and cool heat-fusible materials.Frame strength deficiency can cause printer to occur the change of fitted position in the course of the work, impacts formed precision; Intensity deficiency also can cause transmission stability not high, and vibrations appear in printhead walking process mid frame, and printing precision is reduced; Heat-fusible materials cools too slow after extruder head is extruded, and there will be heat-fusible materials and is naturally elongated by gravity, causes the model printed to occur the problem of being out of shape.So, for improving printing precision, needing badly and existing three-dimensional printer is improved.
Utility model content
The utility model, in order to solve weak point of the prior art, provides that a kind of compact conformation, intensity are high, transmission stability good, shortening heat melt material cool time, promotes the rack mount configurations of the ball-screw drive-type parallel arm three-dimensional printer of printing precision.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: the rack mount configurations of ball-screw drive-type parallel arm three-dimensional printer, it is characterized in that: comprise the base in equilateral triangle structure, base is vertically provided with three support columns respectively at three drift angle places, three support column top levels are provided with installing plate, installing plate is provided with raw material extruder, vertically slide inside every root support column and be provided with coaster, ball screw drive mechanism is provided with between support column and coaster, mutually isostructural parallel arm is all hinged with inside each coaster, the lower end of parallel arm is hinged with extrudes workbench, the center of extruding workbench is provided with extruder head, the entrance point of extruder head is connected with the discharging opening of raw material extruder by mother tube, extruder head outer wrap having heaters,
Vertically slideway is provided with in the middle part of support column, the pilot hole be communicated with slideway is vertically provided with inside support column, ball screw drive mechanism comprises stepper motor, leading screw and Connection Block, Connection Block the inner is fixedly connected with coaster through pilot hole, stepper motor is located in base, leading screw is vertically located in slideway, leading screw passes Connection Block and is threaded with Connection Block, support column is provided with holder on slideway top, leading screw upper end is rotatably connected in holder, and stepper motor is in transmission connection by shaft coupling and leading screw lower end;
Base sidepiece is provided with electric control gear, and electric control gear is connected with raw material extruder, heater, turbofan, semiconductor chilling plate and motor respectively.
Described base is provided with the fixed head between three support columns.
Adopt technique scheme, the base side of ball-screw drive-type parallel arm three-dimensional printer is provided with cold wind generation device, cold wind generation device comprises turbofan, housing and semiconductor chilling plate, semiconductor chilling plate is located in housing, the chill surface of semiconductor chilling plate is connected with the fin being positioned at housing, the face that heats of semiconductor chilling plate is connected with the outer fin stretching out housing, the radiator fan that external fin carries out dispelling the heat is provided with outside housing, the side of housing is connected with the air outlet of turbofan, the opposite side of housing is connected with wind scooper, the outlet of wind scooper is connected with cooling jet by cool air hose, cooling jet is located at by connecting plate to be extruded bottom workbench, the air outlet of cooling jet is towards the outlet of extruder head, cool air hose is along the lateral of a wherein support column is connected with cooling jet through after installing plate from top to bottom.
Ball-screw drive-type parallel arm three-dimensional printer has following beneficial effect:
1, the ball screw drive mechanism often arranged between root support column with corresponding coaster, ball screw drive mechanism adopts driving stepper motor screw turns, this principle of rectilinear motion up and down that the rotation of leading screw is converted to coaster realizes rectilinear motion, coaster moves up and down more steady, mobile accuracy is higher, thus guarantees that parallel arm drive is extruded workbench and run more steady.
2, the cold air that the chill surface of semiconductor chilling plate produces is spread by interior fin, brushing through turbofan, cold air sprays to the exit of extruder head successively by wind scooper, cool air hose and cooling jet, the material of half flow regime squeezes out by extruder head, brute force through cold wind cools, and quick solidification forms the thin layer of contour shape.So just avoid cool time long, the situation causing heat molten type material to produce distortion due to self gravitation effect occurs.The heat that the face that heats of semiconductor chilling plate produces is through the heat radiation of outer fin and brushing through radiator fan, and radiating effect strengthens greatly.
In sum, the utility model modern design, compact conformation, transmission stability are high, cool in time the heat-fusible materials extruded, and the product printed there will not be distortion, and printing precision improves greatly.
Accompanying drawing explanation
Fig. 1 is the perspective view of ball-screw drive-type parallel arm three-dimensional printer;
Fig. 2 is the planar structure schematic diagram of ball-screw drive-type parallel arm three-dimensional printer;
Fig. 3 is the enlarged drawing at A place in Fig. 1;
Fig. 4 is the enlarged drawing at B place in Fig. 2.
Detailed description of the invention
As Figure 1-Figure 4, ball-screw drive-type parallel arm three-dimensional printer, comprise the base 1 in equilateral triangle structure, base 1 is vertically provided with three support columns 2 respectively at three drift angle places, three support column 2 top levels are provided with installing plate 3, installing plate 3 is provided with raw material extruder 4, base 1 side is provided with cold wind generation device 5, vertically slide inside every root support column 2 and be provided with coaster 6, ball screw drive mechanism is provided with between support column 2 and coaster 6, mutually isostructural parallel arm 7 is all hinged with inside each coaster 6, the lower end of parallel arm 7 is hinged with extrudes workbench 8, the center of extruding workbench 8 is provided with extruder head 9, the entrance point of extruder head 9 is connected with the discharging opening of raw material extruder 4 by mother tube 10, extruder head 9 outer wrap having heaters 11,
Cold wind generation device 5 comprises turbofan 12, housing 13 and semiconductor chilling plate 14, semiconductor chilling plate 14 is located in housing 13, the chill surface of semiconductor chilling plate 14 is connected with the fin 15 being positioned at housing 13, the face that heats of semiconductor chilling plate 14 is connected with the outer fin 16 stretching out housing 13, the radiator fan 17 that external fin 16 carries out dispelling the heat is provided with outside housing 13, the side of housing 13 is connected with the air outlet of turbofan 12, the opposite side of housing 13 is connected with wind scooper 18, the outlet of wind scooper 18 is connected with cooling jet 20 by cool air hose 19, cooling jet 20 is located at by connecting plate 30 to be extruded bottom workbench 8, the air outlet of cooling jet 20 is towards the outlet of extruder head 9, cool air hose 19 is along the lateral of a wherein support column 2 is connected with cooling jet 20 through after installing plate 3 from top to bottom,
Slideway 21 is vertically provided with in the middle part of support column 2, the pilot hole 22 be communicated with slideway 21 is vertically provided with inside support column 2, ball screw drive mechanism comprises stepper motor 23, leading screw 24 and Connection Block 25, Connection Block 25 the inner is fixedly connected with coaster 6 through pilot hole, stepper motor 23 is located in base 1, leading screw 24 is vertically located in slideway 21, leading screw 24 passes Connection Block 25 and is threaded with Connection Block 25, support column 2 is provided with holder 26 on slideway 21 top, leading screw 24 upper end is rotatably connected in holder 26, stepper motor 23 is in transmission connection by shaft coupling 27 and leading screw 24 lower end.
Base 1 sidepiece is provided with electric control gear 29, and electric control gear 29 is connected with raw material extruder 4, heater 11, turbofan 12, semiconductor chilling plate 14 and stepper motor 23 respectively.
Base 1 is provided with the fixed head 28 between three support columns 2.
The ball screw drive mechanism arranged between every root support column 2 with corresponding coaster 6, ball screw drive mechanism adopts stepper motor 23 to drive leading screw 24 to rotate, this principle of rectilinear motion up and down that the rotation of leading screw 24 is converted to coaster 6 realizes rectilinear motion, coaster 6 moves up and down more steady, mobile accuracy is higher, thus guarantees that parallel arm 7 drive is extruded workbench 8 and run more steady.
The cold air that the chill surface of semiconductor chilling plate 14 produces is spread by interior fin 15, through brushing of turbofan 12, cold air sprays to the exit of extruder head 9 successively by wind scooper 18, cool air hose 19 and cooling jet 20, the material of half flow regime squeezes out by extruder head 9, brute force through cold wind cools, and quick solidification forms the thin layer of contour shape.So just avoid cool time long, the situation causing heat molten type material to produce distortion due to self gravitation effect occurs.The heat that the face that heats of semiconductor chilling plate 14 produces is through the heat radiation of outer fin 16 and brushing through radiator fan 17, and radiating effect strengthens greatly.
The present embodiment not does any pro forma restriction to shape of the present utility model, material, structure etc.; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all belong to the protection domain of technical solutions of the utility model.

Claims (2)

1. the rack mount configurations of ball-screw drive-type parallel arm three-dimensional printer, it is characterized in that: comprise the base in equilateral triangle structure, base is vertically provided with three support columns respectively at three drift angle places, three support column top levels are provided with installing plate, installing plate is provided with raw material extruder, vertically slide inside every root support column and be provided with coaster, ball screw drive mechanism is provided with between support column and coaster, mutually isostructural parallel arm is all hinged with inside each coaster, the lower end of parallel arm is hinged with extrudes workbench, the center of extruding workbench is provided with extruder head, the entrance point of extruder head is connected with the discharging opening of raw material extruder by mother tube, extruder head outer wrap having heaters,
Vertically slideway is provided with in the middle part of support column, the pilot hole be communicated with slideway is vertically provided with inside support column, ball screw drive mechanism comprises stepper motor, leading screw and Connection Block, Connection Block the inner is fixedly connected with coaster through pilot hole, stepper motor is located in base, leading screw is vertically located in slideway, leading screw passes Connection Block and is threaded with Connection Block, support column is provided with holder on slideway top, leading screw upper end is rotatably connected in holder, and stepper motor is in transmission connection by shaft coupling and leading screw lower end;
Base sidepiece is provided with electric control gear, and electric control gear is connected with raw material extruder, heater, turbofan, semiconductor chilling plate and stepper motor respectively.
2. the rack mount configurations of ball-screw drive-type parallel arm three-dimensional printer according to claim 1, is characterized in that: described base is provided with the fixed head between three support columns.
CN201520685583.6U 2015-09-07 2015-09-07 Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure Expired - Fee Related CN204914595U (en)

Priority Applications (1)

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CN201520685583.6U CN204914595U (en) 2015-09-07 2015-09-07 Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure

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Application Number Priority Date Filing Date Title
CN201520685583.6U CN204914595U (en) 2015-09-07 2015-09-07 Ball drive formula parallel arm three -dimensional inkjet printer's frame mounting structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106273503A (en) * 2016-09-19 2017-01-04 北京优造智能科技有限公司 A kind of column redundant parallel 3D printer
KR20190027947A (en) * 2016-08-12 2019-03-15 이엘씨 매니지먼트 엘엘씨 Apparatus for printing three-dimensional cosmetic articles from build materials comprising cosmetic formulations

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190027947A (en) * 2016-08-12 2019-03-15 이엘씨 매니지먼트 엘엘씨 Apparatus for printing three-dimensional cosmetic articles from build materials comprising cosmetic formulations
CN109843554A (en) * 2016-08-12 2019-06-04 Elc 管理有限责任公司 For the device by the building file printing three-dimensional cosmetic preparation comprising cosmetic formulations
EP3496932A4 (en) * 2016-08-12 2019-09-11 ELC Management LLC Device for printing a three dimensional cosmetic article from a build material comprising a cosmetic formula
KR102159662B1 (en) 2016-08-12 2020-09-28 이엘씨 매니지먼트 엘엘씨 Apparatus for printing three-dimensional cosmetic products from build materials containing cosmetic formulations
CN106273503A (en) * 2016-09-19 2017-01-04 北京优造智能科技有限公司 A kind of column redundant parallel 3D printer

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151230

Termination date: 20160907

CF01 Termination of patent right due to non-payment of annual fee