CN105584044A - Printing head device applied to large industrial FDM3D printer - Google Patents
Printing head device applied to large industrial FDM3D printer Download PDFInfo
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- CN105584044A CN105584044A CN201510773501.8A CN201510773501A CN105584044A CN 105584044 A CN105584044 A CN 105584044A CN 201510773501 A CN201510773501 A CN 201510773501A CN 105584044 A CN105584044 A CN 105584044A
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- clamping plate
- screw rod
- elongated shaft
- hole
- printing head
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Abstract
The invention relates to a printing head device applied to a large industrial FDM3D printer. The printing head device comprises a printing head nozzle, cooling plates, a heating sleeve, a shield, a printing head body, a double-head long shaft, a screw and clamping plates. The screw is assembled inside the heating sleeve, and one end of the screw is connected with a motor through the double-head long shaft; the heating sleeve is fixedly clamped through the clamping plates, and the printing head body is fixedly arranged at one end, away from the double-head long shaft, of the heating sleeve; the printing head nozzle is formed in the printing head body; clamping plate tightening threaded holes are formed in the side faces of each clamping plate, and the clamping plates are perpendicularly and fixedly arranged in the cooling plates through the clamping plate tightening threaded holes; and the shield is arranged at the position between one ends, away from the double-head long shaft, of the cooling plates and one end, away from the printing head nozzle, of the printing head body. The printing head device has the beneficial effects that the application field of the FDM3D printer is expanded; and seal reliability is improved, rapidness of temperature transfer is reinforced, the printing nozzle is conveniently exchanged, and printing nozzles of different types can be selected allowably.
Description
Technical field
The present invention relates to a kind of head device of 3D printer, be specifically related to a kind of head device that applies to large scale industry level FDM3D printer, belong to mechanical automation and print class field.
Background technology
Printhead is a very important device in FDM3D printing device, its quality is determining to print the quality of three-dimensional entity model, miniprinter is very popular on market now, their printing principle is mainly to deliver to moulding capsule means by feeder printing raw material, by being made to print raw material, the heating of moulding vessel reaches molten condition, then the cooperation of moving rod by principal and subordinate is transported to head device the printing raw material of melting, finally extrude and be deposited in by printhead on FDM3D printer print platform, form required 3D solid moulding. but also do not have in the market one can supply the matching used a kind of head device of large scale industry level FDM3DP, cause the development field of FDM3D printer to obtain restriction.
For this reason, how providing a kind of head device that applies to large scale industry level FM3D printer, is the purpose that the present invention studies.
Summary of the invention
For overcoming the deficiencies in the prior art part, the invention provides a kind of head device that applies to large scale industry level FDM3D printer, described device can support the use with large scale industry level printer, uses widely and promoted FDM3D printer.
For solving prior art problem, the technical solution used in the present invention is:
Apply to a head device for large scale industry level FDM3D printer, comprise print-head nozzle, printhead body, coldplate, heating muff, guard shield, double end elongated shaft, screw rod, clamping plate, keyway, screw rod thread up hole and clamping plate thread up hole; Described printhead body and print-head nozzle composition printhead;
Described screw rod is assemblied in heating muff inside; Described screw rod one end is connected with motor by double end elongated shaft; On the side of described double end elongated shaft one end, be provided with screw rod thread up hole, on the side of the other end, be provided with keyway; Described double end elongated shaft inside is provided with the second keyway; Described heating muff fixes to clamp by clamping plate; Described heating muff is fixedly installed printhead body away from one end of double end elongated shaft; In described printhead body, be provided with print-head nozzle; Described clamping plate side is provided with clamping plate thread up hole; Described clamping plate is vertically fixedly installed in coldplate by clamping plate thread up hole; In the middle of described clamping plate, have hole, inside is provided with the heating muff of screw rod through this hole;
Described coldplate away from double end elongated shaft one end and printhead body away from being provided with guard shield between print-head nozzle one end.
Further, described screw rod is fixedly connected with by screw rod thread up hole with double end elongated shaft one end; The described double end elongated shaft other end is connected by keyway with motor.
Further, described clamping plate is two.
Further, described coldplate is four, forms accommodation space.
Further, the raw material of described printhead body and print-head nozzle are elected brass as; Between described printhead body and heating muff and print-head nozzle, be all connected by gas thread.
Further, recirculated water being set in coldplate carries out cooling to head device.
The invention has the beneficial effects as follows: the application that has expanded FDM3D printer; Printhead body and nozzle are made with brass, and with gas thread connection, have improved the reliability of sealing, have strengthened the rapidity that temperature is transmitted, and printing nozzle exchanges for conveniently, can be for the printing nozzle of selecting different model.
Brief description of the drawings
Fig. 1 is apparatus of the present invention schematic diagram.
Fig. 2 is the inner explosion views of apparatus of the present invention.
Fig. 3 is apparatus of the present invention double end elongated shaft structure chart. Fig. 4 is clamping plate structure chart.
Fig. 5 is print head structure figure.
Wherein: print-head nozzle 1, coldplate 2, heating muff 3, guard shield 4, printhead body 5, double end elongated shaft 6, screw rod 7, clamping plate 8, keyway 9, screw rod thread up hole 10, clamping plate thread up hole 11.
Detailed description of the invention
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with specific embodiment, the present invention is described in further detail.
Below in conjunction with accompanying drawing, 1-5 is further analyzed the present invention.
As shown in Figure 1-2,
Apply to a head device for large scale industry level FDM3D printer, comprise print-head nozzle 1, coldplate 2, heating muff 3, guard shield 4, printhead body 5, double end elongated shaft 6, screw rod 7, clamping plate 8, keyway 9, screw rod thread up hole 10 and clamping plate thread up hole 11; Described printhead body 5 and print-head nozzle 1 form printhead;
Described screw rod 7 is assemblied in heating muff 3 inside; Described screw rod 7 one end are connected with motor by double end elongated shaft 6; On the side of described double end elongated shaft 6 one end, be provided with screw rod thread up hole 10, on the side of the other end, be provided with keyway 9; Described double end elongated shaft 6 inside are provided with the second keyway 9; Described heating muff 3 fixes to clamp by clamping plate 8; Described heating muff 3 is fixedly installed printhead body 5 away from one end of double end elongated shaft 6; In described printhead body 5, be provided with print-head nozzle 1; Described clamping plate 8 sides are provided with clamping plate thread up hole 11; Described clamping plate 8 is vertically fixedly installed in coldplate 2 by clamping plate thread up hole 11; Described clamping plate 8 centres have hole, and inside is provided with the heating muff of screw rod 7 and wears 3 these holes of mistake;
Described coldplate 2 away from double end elongated shaft 6 one end and printhead body 5 away from being provided with guard shield 4 between print-head nozzle 1 one end.
Concrete, as shown in Figure 2, screw rod 7 is assemblied in heating muff 3, in the middle of clamping plate 8, is hollow; Two clamping plates 8 of heating muff 3 use clamp. As shown in Figure 4, clamping plate 8 thread up hole 11 place's screw fastenings, guarantee that heating muff 3 clamps completely, and clamping plate 8 are fixed in coldplate 2 with screw. Between screw rod 7 and motor, link by double end elongated shaft 6, double end elongated shaft 6 sides are provided with screw rod thread up hole 10 and keyway 9, and double end elongated shaft 6 inside are also provided with keyway, as shown in Figure 3; And at screw rod thread up hole 10 place's screw-drivings, ensure seamless connectivity between screw rod 7 and double end elongated shaft 6; Heating muff 3 is fixedly installed printhead body 5 away from one end of double end elongated shaft 6; As shown in Figure 5, in printhead body 5, be provided with print-head nozzle 1; Coldplate 2 away from double end elongated shaft 6 one end and printhead body 5 away from being provided with guard shield 4 between print-head nozzle 1 one end. The raw material of printhead body 5 and print-head nozzle 1 are made with brass, can accelerate heat conductivility, and are connected with gas thread between printhead body 5 and heating muff 3, guarantee the sealing connecting. Between same printhead body 5 and print-head nozzle 1, be also connected with gas thread, make to be like this convenient to exchange for the print-head nozzle 1 of different model, also guaranteed sealing.
The course of work of the present invention is achieved in that in the time of servomotor energising operation, drive screw rod 7 with certain rotating speed rotation by double end elongated shaft 6, heating muff 3 starts heating simultaneously, guarantee that the material in heating muff 3 reaches molten condition, the material of molten condition is transported to printhead body 5 places by screw rod 7, and sprayed by print-head nozzle 1, finally on printing flat board, pile up moulding three-dimensional entity model, in this process, in coldplate 2, there is recirculated water to carry out cooling to the device of whole printhead, guarantee that head device temperature outside is in certain safe range, avoid the operator that burns. can know from above narration, this kind of large scale industry level FDM3D printer port of printer apparatus structure is very simple, and dismounting exchanges for conveniently, is convenient to safeguard.
The present invention drives the rotation of special screw mechanism by servomotor decelerator, screw rod assemble therein with a sleeve, and sleeve surrounding is surrounded by heating muff, has cooling down plate in heating jacket surrounding, and the temperature outside guarantee printhead is in safe range. Motor is connected by double end elongated shaft with screw rod mechanism, and the printhead of most critical is processed by brass, and is connected by gas thread with sleeve, can select the printhead of different-diameter. Before printing title, guard apparatus is housed, damages to protect printhead and other parts to bump against, and play certain thermal insulation protective effect; The present invention does not limit to and is only applied to some small-sized FDM3D and prints, and aspect large scale industry, is promoted yet.
Claims (6)
1. a head device that applies to large scale industry level FDM3D printer, is characterized in that: comprise print-head nozzle, printhead body, coldplate, heating muff, guard shield, double end elongated shaft, screw rod, clamping plate, keyway, screw rod thread up hole and clamping plate thread up hole; Described printhead body and print-head nozzle composition printhead; Described screw rod is assemblied in heating muff inside; Described screw rod one end is connected with motor by double end elongated shaft; On the side of described double end elongated shaft one end, be provided with screw rod thread up hole, on the side of the other end, be provided with keyway; Described double end elongated shaft inside is provided with the second keyway; Described heating muff fixes to clamp by clamping plate; Described heating muff is fixedly installed printhead body away from one end of double end elongated shaft; In described printhead body, be provided with print-head nozzle; Described clamping plate side is provided with clamping plate thread up hole; Described clamping plate is vertically fixedly installed in coldplate by clamping plate thread up hole; In the middle of described clamping plate, have hole, inside is provided with the heating muff of screw rod through this hole; Described coldplate away from double end elongated shaft one end and printhead body away from being provided with guard shield between print-head nozzle one end.
2. a kind of head device that applies to large scale industry level FDM3D printer according to claim 1, is characterized in that: described screw rod is fixedly connected with by screw rod thread up hole with double end elongated shaft one end; The described double end elongated shaft other end is connected by keyway with motor.
3. a kind of head device that applies to large scale industry level FDM3D printer according to claim 1, is characterized in that: described clamping plate is two.
4. a kind of head device that applies to large scale industry level FDM3D printer according to claim 1, is characterized in that: described coldplate is four, forms accommodation space.
5. a kind of head device that applies to large scale industry level FDM3D printer according to claim 1, is characterized in that: described printhead body and the raw material of print-head nozzle are elected brass as; Between described printhead body and heating muff and print-head nozzle, be all connected by gas thread.
6. a kind of head device that applies to large scale industry level FDM3D printer according to claim 1, is characterized in that: recirculated water is set in coldplate and carries out cooling to head device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510773501.8A CN105584044B (en) | 2015-11-13 | 2015-11-13 | A kind of head device for applying to large scale industry level FDM3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510773501.8A CN105584044B (en) | 2015-11-13 | 2015-11-13 | A kind of head device for applying to large scale industry level FDM3D printer |
Publications (2)
| Publication Number | Publication Date |
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| CN105584044A true CN105584044A (en) | 2016-05-18 |
| CN105584044B CN105584044B (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510773501.8A Active CN105584044B (en) | 2015-11-13 | 2015-11-13 | A kind of head device for applying to large scale industry level FDM3D printer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799833A (en) * | 2016-11-30 | 2017-06-06 | 宁夏共享模具有限公司 | A kind of printhead and its Method of printing of large scale industry level FDM printers |
| CN108673892A (en) * | 2018-06-26 | 2018-10-19 | 深圳崀途科技有限公司 | A kind of 3D printer nozzle cooling base |
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| CN205818463U (en) * | 2015-11-13 | 2016-12-21 | 宁夏共享模具有限公司 | A kind of head device applying to large scale industry level FDM3D printer |
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| US20050269746A1 (en) * | 2004-06-07 | 2005-12-08 | Puniello Paul A | Golf ball mixing and dispensing apparatus |
| CN102501379A (en) * | 2011-10-08 | 2012-06-20 | 中南大学 | Molding system for preparing three-dimensional micro-porous bone bracket from high polymer |
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| CN108673892A (en) * | 2018-06-26 | 2018-10-19 | 深圳崀途科技有限公司 | A kind of 3D printer nozzle cooling base |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105584044B (en) | 2018-01-12 |
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Address after: 750021 the Ningxia Hui Autonomous Region Yinchuan economic and Technological Development Zone ningshuo South Street No. 298 Patentee after: Shared Intelligent Equipment Co., Ltd. Address before: 750021 Tongxin Street 199, Xixia District, Yinchuan, the Ningxia Hui Autonomous Region Patentee before: Ningxia Kocel Pattern Co., Ltd. |