CN108995212A - A kind of 3D printer modified spray head - Google Patents
A kind of 3D printer modified spray head Download PDFInfo
- Publication number
- CN108995212A CN108995212A CN201810741506.6A CN201810741506A CN108995212A CN 108995212 A CN108995212 A CN 108995212A CN 201810741506 A CN201810741506 A CN 201810741506A CN 108995212 A CN108995212 A CN 108995212A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- heat
- printer
- spray head
- block
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/295—Heating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
The invention discloses a kind of 3D printer modified spray heads; it is related to 3D printing field; including protective shell, heat emission fan and nozzle mechanism; the protective shell is made of the backboard, vertical plate and bottom plate being fixedly connected; the configuration of the present invention is simple; wire rod can be made to melt by setting heat insulation, heat block is semifluid material; to smoothly be squeezed out from nozzle or nozzle of small diameter; so that precision is adjustable; improve printing effect; the setting of thread barrel and stirring rod melts the wire rod of different colours uniformly together, so that the three-dimension object uniform color printed.
Description
Technical field
The present invention relates to 3D printing fields, and in particular to a kind of 3D printer modified spray head.
Background technique
3D printer is also known as three-dimensional printer (3DP), is a kind of cumulative manufacturing technology, i.e. a kind of machine of rapid prototyping technology
Device, it is based on a digital model file, and with adhesive materials such as special wax material, powdery metal or plastics, passes through
Jointing material from level to level is printed to manufacture three-dimensional object.Three-dimensional printer is used to manufacture product at this stage.Successively printing
Mode construct the technology of object.The principle of 3D printer is that data and raw material are put into 3D printer, and machine can be according to
Program is from level to level created product.
With the increasingly maturation of 3D printing technique, also increasingly extensively, the demand to colored 3D printing is increasingly for its application
More, currently, existing colour print technology is divided into two kinds in the market: one is primary colors printings, then post-processing, such as spray painting；
Another kind is more spray heads, is printed stage by stage, and spray head is the critical component on print head, and the design of spray head is most important, and spray head is spat
The uniformity of material, the print quality of indirect relation to 3D printer, in addition it is lower to be provided simultaneously with required precision with model to be printed
Part and required precision higher part when, the nozzle of higher printing precision and lower print speed can only be selected, so made
At the extension of print time, printing effect is lower.
Chinese patent application is that CN106541569A discloses a kind of FDM type 3D printing spray based on colour mixture and dyeing theory
Head, it is characterised in that: heating room and conical nozzle including integral type, the heating interior are provided with ring dyeing ring, institute
The round feed inlet passed through for printing raw material that is provided centrally with of ring dyeing ring is stated, the entity of the dyeing ring is interior to dye ring
Symmetrical centre be that the center of circle is provided with closed circular passage, the cylindrical wall of the dyeing ring, which extends radially through, is provided with connection institute
The dyeing ring ink entrance of circular passage is stated, the inner round wall of the dyeing ring is provided through several connection annulars radially evenly
The ink guide tube in channel and feed inlet, the periphery wall of the heating room, which also extends through, is provided with the external colo(u)r mixer of connection and dyeing ring ink feed
The advantages of spray head ink entrance of mouth, the device, is: it can match colors for model, it is easy to operate, but by dyeing ink
It is uneven that wire rod may cause dyeing, and ink and wire material cannot be fully compatible, and the three-dimension object color printed is caused to have
Difference, and the three-dimensional object surface printed is coarse, printing precision is low, and printing effect is low.
Summary of the invention
The purpose of the present invention is to provide a kind of 3D printer modified spray heads, caused by the prior art above-mentioned to solve
Multinomial defect.
A kind of 3D printer modified spray head, including protective shell, heat emission fan and nozzle mechanism, the protective shell is by the company of fixation
Backboard, vertical plate and bottom plate composition, the protective shell connect is provided with several screw holes, and the backboard is provided with circular hole, the heat emission fan
There are two, one of screw connects backboard, another screw connecting bottom board, the nozzle mechanism include heat insulation, thread barrel,
Heat block and nozzle, the heat insulation are provided with several screw holes and open the oblique threaded hole one there are two symmetrical configuration at the top of it, and two
The axis of a oblique threaded hole one and the center line of heat insulation intersect at a point, and the heat insulation side screw connection board and are located at
The outside of one of heat emission fan, heat insulation top screw connect T-shaped fixed plate, and the heat block includes passing through
The mother tuber and sub-block of alphabetical platform connection, the mother tuber open the oblique threaded hole two there are two symmetrical configuration, two oblique threaded holes two
The center line of axis and heat block intersects at a point, and sub-block side is provided with bottoming hole and bottom is provided with nozzle bore, and two tiltedly
Two junction of threaded hole is connected to nozzle bore, and the thread barrel threaded one end connects oblique threaded hole one, and the other end is threadedly coupled oblique spiral shell
Pit two, the nozzle threads connect nozzle bore, and the nozzle bottom end is equipped with card slot and rotation connection nozzle of small diameter, described small
Diameter nozzle top edge is equipped with lug, and the card slot and tab cooperation are installed.
Preferably, the fixed plate is equipped with several screw holes and screw connects support frame, and support frame as described above is connected to 3D
Printer.
Preferably, the sub-block side is equipped with stirring rod, and the stirring rod connects driving motor, the driving motor driving
Stirring rod rotation.
Preferably, the heating block of material is aluminium, and the nozzle and nozzle of small diameter material are brass.
Preferably, the thread barrel is hollow structure, and the passage of upper end access 3D printer, wired in passage
Material.
Preferably, the nozzle of small diameter side is equipped with handle.
The present invention has the advantages that structure is simple, wire rod can be made to melt by setting heat insulation, heat block is semi-fluid
Dynamic material, so that precision is adjustable, improves printing effect, screw thread to smoothly squeeze out from nozzle or nozzle of small diameter
The setting of cylinder and stirring rod melts the wire rod of different colours uniformly together, so that the three-dimension object color printed
Uniformly.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the schematic diagram of protective shell in the present invention.
Fig. 3 is the schematic diagram of nozzle mechanism in the present invention.
Fig. 4 is the structural schematic diagram of heat block in the present invention.
Fig. 5 is the connection schematic diagram of nozzle bottom end and nozzle of small diameter in the present invention.
Wherein, 1- protective shell, 11- backboard, 12- vertical plate, 13- bottom plate, 14- circular hole, 2- heat emission fan, 3- nozzle mechanism, 31-
Including heat insulation, 32- thread barrel, 33- heat block, 34- nozzle, the oblique threaded hole one of 35-, 36- fixed plate, 37- support frame, 38-
Mother tuber, 39- sub-block, the oblique threaded hole two of 40-, 41- bottoming hole, 42- stirring rod, 43- driving motor, 44- nozzle bore, 45- card slot,
46- nozzle of small diameter, 47- lug, 48- handle.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
As shown in Figures 1 to 5, a kind of 3D printer modified spray head, including protective shell 1, heat emission fan 2 and nozzle mechanism 3,
The protective shell 1 is made of the backboard 11, vertical plate 12 and bottom plate 13 being fixedly connected, and the protective shell 1 is provided with several screw holes, institute
It states backboard 11 and is provided with circular hole 14, there are two the heat emission fans 2, and one of screw connects backboard 11, another screw connects bottom
Plate 13, the nozzle mechanism 3 include heat insulation 31, thread barrel 32, heat block 33 and nozzle 34, and the heat insulation 31 is provided with several
The oblique threaded hole 1 there are two symmetrical configuration, the axis and heat insulation 31 of two oblique threaded holes 1 are opened in screw hole and its top
Center line intersect at a point, the 31 side screw connection board 12 of heat insulation and the outside for being located in one of heat emission fan 2,
The 31 top screw of heat insulation connects T-shaped fixed plate 36, and the heat block 33 includes the mother connected by alphabetical platform
Block 38 and sub-block 39, the mother tuber 38 open the oblique threaded hole 2 40 there are two symmetrical configuration, the axis of two oblique threaded holes 2 40
It intersecting at a point with the center line of heat block 33,39 side of sub-block is provided with bottoming hole 41 and bottom is provided with nozzle bore 44, and two
A 2 40 junction of oblique threaded hole is connected to nozzle bore 44, and 32 threaded one end of thread barrel connects oblique threaded hole 1, the other end
It is threadedly coupled oblique threaded hole 2 40, the nozzle 34 is threadedly coupled nozzle bore 44, and 34 bottom end of nozzle is equipped with card slot 45 and turns
Dynamic connection nozzle of small diameter 46,46 top edge of nozzle of small diameter are equipped with lug 47, and the card slot 45 is pacified with the cooperation of lug 47
Dress.
In the present embodiment, the fixed plate 36 is equipped with several screw holes and screw connects support frame 37, the support
Frame 37 is connected to 3D printer, and 39 side of sub-block is equipped with stirring rod 42, and the stirring rod 42 connects driving motor 43, described
Driving motor 43 drives stirring rod 42 to rotate.
Embodiment 2
As shown in Figures 1 to 5, a kind of 3D printer modified spray head, including protective shell 1, heat emission fan 2 and nozzle mechanism 3,
The protective shell 1 is made of the backboard 11, vertical plate 12 and bottom plate 13 being fixedly connected, and the protective shell 1 is provided with several screw holes, institute
It states backboard 11 and is provided with circular hole 14, there are two the heat emission fans 2, and one of screw connects backboard 11, another screw connects bottom
Plate 13, the nozzle mechanism 3 include heat insulation 31, thread barrel 32, heat block 33 and nozzle 34, and the heat insulation 31 is provided with several
The oblique threaded hole 1 there are two symmetrical configuration, the axis and heat insulation 31 of two oblique threaded holes 1 are opened in screw hole and its top
Center line intersect at a point, the 31 side screw connection board 12 of heat insulation and the outside for being located in one of heat emission fan 2,
The 31 top screw of heat insulation connects T-shaped fixed plate 36, and the heat block 33 includes the mother connected by alphabetical platform
Block 38 and sub-block 39, the mother tuber 38 open the oblique threaded hole 2 40 there are two symmetrical configuration, the axis of two oblique threaded holes 2 40
It intersecting at a point with the center line of heat block 33,39 side of sub-block is provided with bottoming hole 41 and bottom is provided with nozzle bore 44, and two
A 2 40 junction of oblique threaded hole is connected to nozzle bore 44, and 32 threaded one end of thread barrel connects oblique threaded hole 1, the other end
It is threadedly coupled oblique threaded hole 2 40, the nozzle 34 is threadedly coupled nozzle bore 44, and 34 bottom end of nozzle is equipped with card slot 45 and turns
Dynamic connection nozzle of small diameter 46,46 top edge of nozzle of small diameter are equipped with lug 47, and the card slot 45 is pacified with the cooperation of lug 47
Dress.
In the present embodiment, the fixed plate 36 is equipped with several screw holes and screw connects support frame 37, the support
Frame 37 is connected to 3D printer, and 39 side of sub-block is equipped with stirring rod 42, and the stirring rod 42 connects driving motor 43, described
Driving motor 43 drives stirring rod 42 to rotate.
In addition, 33 material of heat block is aluminium, the nozzle 34 is brass, the screw thread with 46 material of nozzle of small diameter
Cylinder 32 is hollow structure, and the passage of 3D printer is accessed in upper end, has wire rod, 46 side of nozzle of small diameter in passage
Face is equipped with handle 48.
The course of work and principle: before the present invention, first the program finished is inputted in computer, then by the line of required color
Material is sent into the passage of 3D printer, and passage is inserted into thread barrel 32, and according to the precision of required printed product, selection enables normal
Nozzle 34 or nozzle of small diameter 46, when required precision is low, hold handle 48, rotation nozzle of small diameter 46 is to the one of nozzle 34
Side starts 3D printer, heats to bottoming hole 41 so that lug 47 is separated with card slot 45, and it is semifluid that wire rod, which melts,
Material and the slave nozzle bore 44 of uniform color, the extrusion of nozzle 34, when required precision is high, hold handle 48, rotate nozzle of small diameter
46, so that lug 47 is stuck in card slot, starts 3D printer, bottoming hole 41 is heated, it is semifluid material that wire rod, which melts,
Expect and the slave nozzle bore 44 of uniform color, nozzle of small diameter 46 squeeze out, deposition cure is covered at accurate physical unit thin layer
On the part built, and quick solidification starts driving motor 43, stirring to which product is created from level to level according to program
Stick 42 rotates, so that semifluid material that different colours wire rod melts is uniformly mixed, the design of 33 primary and secondary platform of heat block, so that
Cleaning is more convenient, wire feed difficulty caused by the design of heat insulation 31 reduces wire rod because being heated the heating expansion of block 33,
So that feeding is smooth, working efficiency is improved, heat emission fan 2 can disperse the heat of heat block 33, prevent spray head because of the excessively high shadow of temperature
Ring service life.
Based on above-mentioned, the configuration of the present invention is simple, wire rod can be made to melt by setting heat insulation 31, heat block 33 is half
The material of flowing, so that precision is adjustable, improves printing effect to smoothly squeeze out from nozzle 34 or nozzle of small diameter 46
Rate, the setting of thread barrel 32 and stirring rod 42 melt the wire rod of different colours uniformly together, so that print
Three-dimension object uniform color.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (6)
1. a kind of 3D printer modified spray head, which is characterized in that including protective shell (1), heat emission fan (2) and nozzle mechanism (3),
The protective shell (1) is made of the backboard (11), vertical plate (12) and bottom plate (13) being fixedly connected, and the protective shell (1) is provided with number
A screw hole, the backboard (11) are provided with circular hole (14), and there are two the heat emission fans (2), and one of screw connects backboard
(11), another screw connecting bottom board (13), the nozzle mechanism (3) include heat insulation (31), thread barrel (32), heat block
(33) several screw holes are provided with and open the oblique threaded hole there are two symmetrical configuration at the top of it with nozzle (34), the heat insulation (31)
The center line of one (35), the axis and heat insulation (31) of two oblique threaded holes one (35) intersects at a point, the heat insulation (31)
Side screw connection board (12) and the outside for being located in one of heat emission fan (2), heat insulation (31) the top screw connection
T-shaped fixed plate (36), the heat block (33) include the mother tuber (38) connected by alphabetical platform and sub-block (39), described
Mother tuber (38) opens the oblique threaded hole two (40) there are two symmetrical configuration, axis and heat block (33) of two oblique threaded holes two (40)
Center line intersect at a point, sub-block (39) side is provided with bottoming hole (41) and bottom is provided with nozzle bore (44), two tiltedly
Threaded hole two (40) junction is connected to nozzle bore (44), and thread barrel (32) threaded one end connects oblique threaded hole one (35), separately
Threaded one end connects oblique threaded hole two (40), and the nozzle (34) is threadedly coupled nozzle bore (44), and nozzle (34) bottom end is set
There are card slot (45) and rotation connection nozzle of small diameter (46), nozzle of small diameter (46) top edge is equipped with lug (47), described
Card slot (45) is coupled with lug (47).
2. a kind of 3D printer modified spray head according to claim 1, it is characterised in that: set on the fixed plate (36)
There are several screw holes and screw connection support frame (37), support frame as described above (37) are connected to 3D printer.
3. a kind of 3D printer modified spray head according to claim 1, it is characterised in that: sub-block (39) side is set
Have stirring rod (42), the stirring rod (42) connects driving motor (43), and driving motor (43) driving stirring rod (42) turns
It is dynamic.
4. a kind of 3D printer modified spray head according to claim 1, it is characterised in that: heat block (33) material
For aluminium, the nozzle (34) and nozzle of small diameter (46) material are brass.
5. a kind of 3D printer modified spray head according to claim 1, it is characterised in that: during the thread barrel (32) is
Hollow structure, and the passage of 3D printer is accessed in upper end, has wire rod in passage.
6. a kind of 3D printer modified spray head according to claim 1, it is characterised in that: the nozzle of small diameter (46)
Side is equipped with handle (48).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810741506.6A CN108995212A (en) | 2018-07-06 | 2018-07-06 | A kind of 3D printer modified spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810741506.6A CN108995212A (en) | 2018-07-06 | 2018-07-06 | A kind of 3D printer modified spray head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108995212A true CN108995212A (en) | 2018-12-14 |
Family
ID=64598576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810741506.6A Pending CN108995212A (en) | 2018-07-06 | 2018-07-06 | A kind of 3D printer modified spray head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108995212A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477109A (en) * | 2020-10-09 | 2021-03-12 | 哈尔滨工业大学 | Fused deposition 3D printer and digital linear array adjustable spray head device thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802407A (en) * | 2015-05-02 | 2015-07-29 | 湖北嘉一科技有限公司 | Air-insulated 3D (three-dimensional) printer nozzle |
| CN107297900A (en) * | 2017-08-17 | 2017-10-27 | 佛山市南海区广工大数控装备协同创新研究院 | A kind of anti-plane material three-dimensional printer of colour mixture |
| CN206749061U (en) * | 2017-04-28 | 2017-12-15 | 深圳撒罗满科技有限公司 | 3D printer shower nozzle and 3D printer |
| CN107718529A (en) * | 2017-11-20 | 2018-02-23 | 芜湖天梦信息科技有限公司 | A kind of heat abstractor of 3D printer shower nozzle |
-
2018
- 2018-07-06 CN CN201810741506.6A patent/CN108995212A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802407A (en) * | 2015-05-02 | 2015-07-29 | 湖北嘉一科技有限公司 | Air-insulated 3D (three-dimensional) printer nozzle |
| CN206749061U (en) * | 2017-04-28 | 2017-12-15 | 深圳撒罗满科技有限公司 | 3D printer shower nozzle and 3D printer |
| CN107297900A (en) * | 2017-08-17 | 2017-10-27 | 佛山市南海区广工大数控装备协同创新研究院 | A kind of anti-plane material three-dimensional printer of colour mixture |
| CN107718529A (en) * | 2017-11-20 | 2018-02-23 | 芜湖天梦信息科技有限公司 | A kind of heat abstractor of 3D printer shower nozzle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477109A (en) * | 2020-10-09 | 2021-03-12 | 哈尔滨工业大学 | Fused deposition 3D printer and digital linear array adjustable spray head device thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181214 |