CN205439260U - Print shower nozzle fast and have 3D printer of this shower nozzle - Google Patents
Print shower nozzle fast and have 3D printer of this shower nozzle Download PDFInfo
- Publication number
- CN205439260U CN205439260U CN201521066544.4U CN201521066544U CN205439260U CN 205439260 U CN205439260 U CN 205439260U CN 201521066544 U CN201521066544 U CN 201521066544U CN 205439260 U CN205439260 U CN 205439260U
- Authority
- CN
- China
- Prior art keywords
- shower nozzle
- printing speed
- nozzle
- trunnion
- poly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Coating Apparatus (AREA)
- Nozzles (AREA)
Abstract
The utility model discloses a print shower nozzle fast and have 3D printer of this shower nozzle belongs to 3D printing technical field, it includes conveying pipe and the nozzle that is located the conveying pipe below to print the shower nozzle fast, the outside of nozzle is provided with the heating piece, be provided with protruding structure on the nozzle, the upper surface of protruding structure with the lower surface of heating piece contacts. The utility model discloses can gather heats much more more, can preheat in advance with soft printer supplies, can quick unloading, realize printing fast, also reduced the probability that the shower nozzle blockked up simultaneously.
Description
Technical field
This utility model relates to 3D printing technique field, particularly relates to a kind of printing speed shower nozzle and has the 3D printer of this shower nozzle.
Background technology
3D printing technique belongs to a kind of rapid shaping technique, and it uses layering processing, superposition forming, i.e. constructs 3D entity by successively increasing material, entirely different with traditional removal materials processing technology.Common 3D printing technique is divided into: fusion sediment moulding (FDM), stereolithography apparatus method (SLA), the selective sintering method of forming (SLS) etc..Fusion sediment moulding (FDM) is one of rapid shaping technique the most with the fastest developing speed, the most promising.
The operation principle of fused glass pellet is by heat-fusible materials (such as materials such as PLA, ABS, PA), by trunnion, material is sent into heater and is fused into jelly, then from the sharp-tongued output of nozzle, successively pushes away and amasss on the table, it is achieved print.3D printer based on FDM principle prints speed relatively slowly in print procedure in the market, and often occurs that the catastrophe failures such as printing head putty and flash make print procedure failure.If flash problem occurs in shower nozzle, print the dead time the longest, then after the material cooling entering an intake section, blocking printing head the most easily occurs, affect printed product quality.Current commonly used relatively low print speed, reduces rate travel and the pumpback speed of material of printhead in printing, thus reduces the phenomenons such as shower nozzle putty and flash.The longer time-write interval, significantly hinder the use development of FDM printing technique.
Utility model content
This utility model provides the printing speed shower nozzle of a kind of probability improving print speed, the blocking of less shower nozzle and has the 3D printer of this shower nozzle.
For solving above-mentioned technical problem, this utility model provides technical scheme as follows:
On the one hand, this utility model provides a kind of printing speed shower nozzle, and including feed pipe be positioned at the nozzle below feed pipe, the outside of described nozzle is provided with heat block, being provided with bulge-structure on described nozzle, the upper surface of described bulge-structure contacts with the lower surface of described heat block.
Further, described bulge-structure is six prisms, and the height of described six prisms is 2-4mm.
Further, the thickness of described heat block is 12-20mm.
Further, described feed pipe includes poly-fluorine pipe and is set in the trunnion of described poly-fluorine pipe bottom, and the outside of described trunnion is provided with trunnion set.
Further, described printing speed shower nozzle also includes the convergence piece being set in described poly-fluorine pipe top, and the lower inside of described convergence piece is provided with groove, and the top of described trunnion set is stretched in described groove, and described groove is provided with fixing hole.
Further, the upper end of described convergence piece is provided with the limit element limiting the described poly-upper and lower play of fluorine pipe.
Further, it is provided with metal gasket between described nozzle and described trunnion.
Further, the upper and lower side outer surface of described trunnion is helicitic texture, and middle part is smooth outer surface structure.
Further, the internal diameter of described poly-fluorine pipe is 2mm, and external diameter is 4mm.
On the other hand, this utility model also provides for a kind of 3D printer, and including extruder and above-mentioned printing speed shower nozzle, the top of described convergence piece is connected with the housing of described extruder.
This utility model has the advantages that
Compared with prior art, printing speed shower nozzle of the present utility model and there is the 3D printer of this shower nozzle, bulge-structure on nozzle, the upper surface of bulge-structure contacts with the lower surface of heat block, so can assemble more heat, can preheat in advance and soften printing consumables, accelerate consumptive material to melt, realize accelerating blanking velocity, it is achieved printing speed, also reduce the probability of shower nozzle blocking simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of printing speed shower nozzle of the present utility model；
Fig. 2 is the cross-sectional view of printing speed shower nozzle of the present utility model；
Fig. 3 is the installation diagram of printing speed shower nozzle of the present utility model.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, it is described in detail below in conjunction with the accompanying drawings and the specific embodiments.
On the one hand, this utility model provides a kind of printing speed shower nozzle, as Figure 1-3, including feed pipe 10 be positioned at the nozzle 7 below feed pipe 10, the outside of nozzle 7 is provided with heat block 6, and nozzle 7 is provided with bulge-structure 8, and the upper surface of bulge-structure 8 contacts with the lower surface of heat block 6.
Compared with prior art, printing speed shower nozzle of the present utility model and there is the 3D printer of this shower nozzle, bulge-structure on nozzle, the upper surface of bulge-structure contacts with the lower surface of heat block, so can assemble more heat, can preheat in advance and soften printing consumables, accelerate consumptive material to melt, realize accelerating blanking velocity, it is achieved printing speed, also reduce the probability of shower nozzle blocking simultaneously.
Further, bulge-structure 8 can be six prisms, and the height of six prisms can be 2-4mm.Preferably, the height of six prisms can be 3mm.Upper end of nozzle in this utility model is the end of thread, and lower end is that discharging is most advanced and sophisticated, and the end of thread is connected with heat block, and after connection, the upper surface of six prisms contacts with the lower surface of heat block.
As a kind of improvement of the present utility model, the thickness of heat block 6 can be 12-20mm.The thickness of common heat block is generally 10mm, compares common heat block, and the thickness of heat block of the present utility model has thickeied can assemble more heat, preheats in advance and softens printing consumables, reduces the probability of shower nozzle blocking further, it is achieved quickly discharging, printing speed.Concrete, six prism structures contact with heat block, can gather more heat from heat block, melt in nozzle and expect, make the nozzle can more quick discharging and not putty.The increase of bulge-structure or the increase of heat block thickness can act as reducing the probability of shower nozzle blocking, it is achieved quickly discharging, the effect of printing speed.
As another kind of improvement of the present utility model, feed pipe can include poly-fluorine pipe 2 and be set in the trunnion 5 of poly-fluorine pipe 2 bottom, and the outside of trunnion 5 can be provided with trunnion set 4.Trunnion set can play the effect of fixed choke.Wherein, poly-fluorine pipe is specifically as follows four fluorine tube.
Further, printing speed shower nozzle can also include the convergence piece 3 being set in poly-fluorine pipe 2 top, and the lower inside of convergence piece 3 can be provided with groove, and the top of trunnion set 4 is stretched in groove, and groove can be provided with fixing hole 9.When specific design, the most equally spaced can be provided with four fixing holes on groove, be the fixing hole of 90 ° by any two, use two screws convergence piece and trunnion set to be fixed together, this structure making to be screwed convergence piece with trunnion set, it is simple to the maintenance of shower nozzle and replacing.If shower nozzle needs repairing or changes, unscrew two screws of fixing convergence piece and trunnion set, take off the structure under trunnion set and carry out keeping in repair, changing, it is not necessary to the structure of dismounting extruder.The easy to connect fixing and dismounting trunnion overlapped between convergence piece by trunnion overlaps following structure, greatly facilitates the installation and removal of printing speed shower nozzle.Concrete, poly-fluorine pipe sequentially passes through convergence piece, trunnion set, trunnion from top to bottom, and the lower end of poly-fluorine pipe is slightly higher than the lower surface of trunnion, and the upper end of poly-fluorine pipe is higher than the upper end of convergence piece, preferably to import printing consumables, wherein trunnion set and throat section overlap and connect.
In order to prevent poly-fluorine pipe about 2 play, the upper end of convergence piece 3 can be provided with the limit element 1 limiting poly-fluorine pipe about 2 play.In prior art, by the effect of motor, material (printing consumables) can move downward or upward, and this motor process can drive the phenomenon that poly-fluorine pipe moves up and down.Moving up and down of four fluorine tube can make to occur in trunnion one section of state without poly-fluorine pipe, makes too early the melting at trunnion of material, occurs not going under material, thus the situation of blocking occurs.Limit element can play and prevent the poly-upper and lower play of fluorine pipe from space occur, can reduce the probability of shower nozzle blocking, it is achieved quickly discharging, printing speed.Concrete, limit element can be the first red copper pad.It is of course also possible to other modes using those skilled in the art to be readily apparent that limit the poly-upper and lower play of fluorine pipe.
In this utility model, between nozzle 7 and trunnion 5, it is preferably provided with metal gasket 11.Trunnion and nozzle in this utility model all can be fixed on heat block by helicitic texture, tend to that space occurs in both junctions, easily there is flash phenomena in gap in the printed material melted when heat block heats, metal gasket can play the effect of sealing, it is to avoid nozzle occurs the phenomenon of flash with trunnion gap.Concrete, metal gasket can be the second red copper pad.
In order to avoid the generation of flash phenomena further, the upper and lower side outer surface of trunnion 5 can be all helicitic texture, and middle part can be smooth outer surface structure.The helicitic texture of trunnion lower end is easy to trunnion and is fixed with heat block, and middle part smooth outer surface structure primarily serves and reduces the heat gathering heat block, thus reduces the heat being communicated up.The helicitic texture of upper end can strengthen area of dissipation, thus reduces the heat being communicated up.
Preferably, the internal diameter of poly-fluorine pipe 2 is 2mm, and external diameter is 4mm.Poly-fluorine pipe in this utility model is preferably four fluorine tube, general four fluorine tube specification is internal diameter 2mm, external diameter 3mm, four fluorine tube wall thickness in this utility model adds 0.5mm, the wall thickness of 1mm can reduce the generation of flash phenomena, shower nozzle can be further reduced block almost, it is achieved quickly discharging, printing speed.
On the other hand, this utility model also provides for a kind of 3D printer, and including extruder and above-mentioned printing speed shower nozzle, the top of convergence piece is connected with the housing of extruder.In prior art, trunnion and the housing of extruder are threadably secured mode and install fixing, this mounting means is complex, if printing speed shower nozzle breaks down when needing repairing, need to dismantle simultaneously or change whole print structure, the extruder structure overall including top and the printing speed nozzle structure of bottom entirety, this process is complicated, and maintenance cost is higher.This utility model is connected with the housing of extruder by convergence piece, installation and removal simplicity, it is simple to the maintenance of shower nozzle and replacing.
This utility model has the advantages that
This practical new offer is a kind of can printing speed and the 3D printing speed shower nozzle of easy disassembly, the thickness of its cuboid heat block increases, six prism structures are added in the middle part of nozzle, all can gather heat more, preheat in advance and soften printing consumables, thus reduce the probability of shower nozzle blocking, it is achieved quickly discharging, printing speed；Red copper between nozzle and trunnion paves sealing function, avoid nozzle and trunnion gap that the phenomenon of material occurs to overflow, and the red copper being connected with convergence piece paves position-limiting action, prevent the upper and lower play of four fluorine tube from space occurring, and cause flash phenomena, i.e. reduce the probability of shower nozzle blocking, improve print quality and printing effect.Thicken four fluorine tube, trunnion set upper and lower side outer surface is helicitic texture, and middle part is smooth outer surface structure, is all conducive to reducing flash, the generation of putty phenomenon.The 3D printing speed shower nozzle provided can realize about 200mm/s. speed and print, not putty, not flash.The advantages such as meanwhile, the following structure of trunnion is installed on convergence piece by screw, has replacing simple, simple to operate, practical, with low cost.
The above is preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a printing speed shower nozzle, it is characterized in that, including feed pipe and be positioned at the nozzle below feed pipe, the outside of described nozzle is provided with heat block, being provided with bulge-structure on described nozzle, the upper surface of described bulge-structure contacts with the lower surface of described heat block.
Printing speed shower nozzle the most according to claim 1, it is characterised in that described bulge-structure is six prisms, the height of described six prisms is 2-4mm.
Printing speed shower nozzle the most according to claim 1, it is characterised in that the thickness of described heat block is 12-20mm.
Printing speed shower nozzle the most according to claim 1, it is characterised in that described feed pipe includes poly-fluorine pipe and is set in the trunnion of described poly-fluorine pipe bottom, and the outside of described trunnion is provided with trunnion set.
Printing speed shower nozzle the most according to claim 4, it is characterized in that, described printing speed shower nozzle also includes the convergence piece being set in described poly-fluorine pipe top, the lower inside of described convergence piece is provided with groove, the top of described trunnion set is stretched in described groove, and described groove is provided with fixing hole.
Printing speed shower nozzle the most according to claim 5, it is characterised in that the upper end of described convergence piece is provided with the limit element limiting the described poly-upper and lower play of fluorine pipe.
Printing speed shower nozzle the most according to claim 5, it is characterised in that be provided with metal gasket between described nozzle and described trunnion.
Printing speed shower nozzle the most according to claim 7, it is characterised in that the upper and lower side outer surface of described trunnion is helicitic texture, middle part is smooth outer surface structure.
Printing speed shower nozzle the most according to claim 7, it is characterised in that the internal diameter of described poly-fluorine pipe is 2mm, and external diameter is 4mm.
10. a 3D printer, it is characterised in that including the printing speed shower nozzle described in any claim in extruder and claim 5 to 9, the top of described convergence piece is connected with the housing of described extruder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066544.4U CN205439260U (en) | 2015-12-17 | 2015-12-17 | Print shower nozzle fast and have 3D printer of this shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521066544.4U CN205439260U (en) | 2015-12-17 | 2015-12-17 | Print shower nozzle fast and have 3D printer of this shower nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205439260U true CN205439260U (en) | 2016-08-10 |
Family
ID=56584835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521066544.4U Active CN205439260U (en) | 2015-12-17 | 2015-12-17 | Print shower nozzle fast and have 3D printer of this shower nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205439260U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903776A (en) * | 2017-02-28 | 2017-06-30 | 广东工业大学 | A kind of 3D printing shower nozzle and 3D printer suitable for concrete |
| CN107877864A (en) * | 2017-12-15 | 2018-04-06 | 北京科技大学 | A kind of 3D printer transmission of materials device |
| CN110076988A (en) * | 2019-05-06 | 2019-08-02 | 陕西科技大学 | A kind of 3D printer nozzle mechanism of stack orientation |
| CN110228199A (en) * | 2019-06-19 | 2019-09-13 | 南京航空航天大学 | A kind of 3D printer heating nozzle |
-
2015
- 2015-12-17 CN CN201521066544.4U patent/CN205439260U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106903776A (en) * | 2017-02-28 | 2017-06-30 | 广东工业大学 | A kind of 3D printing shower nozzle and 3D printer suitable for concrete |
| CN107877864A (en) * | 2017-12-15 | 2018-04-06 | 北京科技大学 | A kind of 3D printer transmission of materials device |
| CN107877864B (en) * | 2017-12-15 | 2024-03-12 | 北京科技大学 | 3D printer material transmission device |
| CN110076988A (en) * | 2019-05-06 | 2019-08-02 | 陕西科技大学 | A kind of 3D printer nozzle mechanism of stack orientation |
| CN110076988B (en) * | 2019-05-06 | 2021-06-29 | 陕西科技大学 | 3D printer nozzle mechanism with laminated orientation |
| CN110228199A (en) * | 2019-06-19 | 2019-09-13 | 南京航空航天大学 | A kind of 3D printer heating nozzle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205219760U (en) | Print shower nozzle and have 3D printer of this shower nozzle | |
| CN205439260U (en) | Print shower nozzle fast and have 3D printer of this shower nozzle | |
| US20170232681A1 (en) | 3d printer and 3d printing method | |
| CN205130406U (en) | Novel 3D of quick assembly disassembly beats printer head | |
| CN203752528U (en) | Six-channel aggregation melt type squeezing nozzle for stackable colored three-dimensional printer | |
| CN104552955A (en) | Double-color 3D printer and color changing method thereof | |
| CN106239922B (en) | A kind of 3D printer spray head and the 3D printer using the spray head | |
| CN105313335A (en) | Nozzle device of 3D printer | |
| CN204566645U (en) | EVA adhesive film reclaims comminutor | |
| CN108621430A (en) | A kind of heated type 3D printer extrusion nozzle | |
| CN206967922U (en) | A kind of screw extrusion device | |
| CN203650986U (en) | Double-channel convergence type colored printing head for stackable colored three-dimensional printer | |
| CN206579138U (en) | A kind of self-tipping type 3D printing pallet | |
| CN204054671U (en) | A kind of hot-melt extruded device with one-way cock | |
| CN205818463U (en) | A kind of head device applying to large scale industry level FDM3D printer | |
| CN204471872U (en) | A kind of double-colored 3D printer | |
| CN205380889U (en) | A extruding means that is used for flowable nature raw materials 3D to print | |
| CN205818466U (en) | A kind of 3D printer head | |
| CN207758002U (en) | A kind of feeding equipment for injection molding machine | |
| CN103817889A (en) | Injection mold cooling device | |
| CN208603387U (en) | Screw feeding machine is used in a kind of preparation of explosive | |
| CN207724858U (en) | A kind of hot press that can be quickly cooled down briquetting | |
| CN211363391U (en) | Plastic extruder with crushed aggregates melting structure | |
| CN210026319U (en) | Modular 3D print head convenient to dismouting | |
| CN110757788A (en) | 3D prints and extrudes shower nozzle structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |