CN209666291U - A kind of rotary multiinjector 3D printer print head - Google Patents
A kind of rotary multiinjector 3D printer print head Download PDFInfo
- Publication number
- CN209666291U CN209666291U CN201920451171.4U CN201920451171U CN209666291U CN 209666291 U CN209666291 U CN 209666291U CN 201920451171 U CN201920451171 U CN 201920451171U CN 209666291 U CN209666291 U CN 209666291U
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- China
- Prior art keywords
- body frame
- multiinjector
- rotary
- silk
- print head
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Abstract
The utility model discloses a kind of rotary multiinjector 3D printer print heads, including connection sheet, extruder motor, body frame, driving wheel, silk fixed block, driven wheel, positioning ring, swivel mount, temperature sensor, heating rod, regulation locking device, Teflon pipe, nozzle and screw；The regulation locking device includes that silk adjusts part, spin locking part and idler wheel composition；Extruder motor is mounted on the inside of connection sheet, inside positioning ring is mounted on the outside of connection sheet, body frame and outside positioning ring are successively installed on the outside of the positioning ring of inside, silk fixed block, driving wheel and driven wheel are mounted on inside body frame, swivel mount is mounted on outside body frame, and regulation locking device is mounted on body frame internal cavities.Solve the problems, such as that the nozzle of existing only one bore of printer port of printer is unable to satisfy the production of different parts or the printer port of printer nozzle inconvenience of the different bores of replacement.
Description
Technical field
The present invention relates to a kind of nozzle switch technologies of 3D printer multiple caliber, and in particular to a kind of rotary multiinjector
3D printer print head.
Background technique
Now, the 3D printer based on FDM type generally uses ABS plastic silk as printing shaping material, spray head and nozzle
It is essential part, material is heated fusing in the showerhead, and head of the nozzle has material of the nozzle for melting with certain
Pressure squeezes out, and extruded material when spray head is moved along part section profile and filling track bonds and fast in air with preceding layer
Speed solidification, carries out that entity component can be obtained repeatedly.
However, being only provided with a printing head on lower 3D printer of ordinary circumstance, a spray is set as on head
Mouth, for different bore nozzles needed for production different product, it is necessary to replace, seem so very to entire head
It is inconvenient.
It is therefore desirable to improved to existing printer port of printer, realize the printer nozzle of different bores quickly just
Victory switching.
Summary of the invention
The purpose of the present invention is to provide a kind of rotary multiinjector 3D printer print heads, to solve existing printer
The nozzle of only one bore of print head is unable to satisfy the production of different parts or the printer port of printer spray of the different bores of replacement
The problem of mouth inconvenience.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of rotary multiinjector 3D printer print head, including connection sheet, extruder motor, body frame, driving wheel, silk are solid
Determine block, driven wheel, positioning ring, swivel mount, temperature sensor, heating rod, regulation locking device, Teflon pipe, nozzle and screw；
The body frame outer profile is circular ring shape, and there is cavity at body frame center, and upper cavity is for installing silk fixed block, lower part
Cavity has silk hole and regulation locking device mounting hole, the adjusting locking for installing driving wheel and driven wheel, body frame lower part
The position installation and adjustment locking device of mounting hole；
The swivel mount Internal periphery is circle, round diameter and body frame outer profile clearance fit, and swivel mount outer profile is more
Side shape；There is the interface of installation nozzle on each side of polygon, and the center of each interface is designed with hole, for passing through for silk；
The each side of polygon is designed with heating rod mounting hole and temperature sensor fixing hole；
The regulation locking device includes that silk adjusts part, spin locking part and idler wheel composition；The silk is adjusted
There is the structure in silk hole centered on part；The spin locking part includes symmetrically arranged two idler wheels locking cavity；It is described
Idler wheel locks cavity surface and is equipped with lock hole；
Extruder motor is mounted on the inside of connection sheet, and inside positioning ring is mounted on the outside of connection sheet, on the outside of the positioning ring of inside according to
Secondary installation body frame and outside positioning ring, silk fixed block, driving wheel and driven wheel are mounted on inside body frame, and swivel mount is mounted on master
Outside frame, regulation locking device is mounted on body frame internal cavities.
Preferably, positioning ring is C-shaped, and screw hole is distributed on positioning ring.
Preferably, above-mentioned connection sheet is rectangular tab, and there is connecting hole in one end, is connected for installing with printer, the other end
There are mounting hole and positioning ring mounting hole, for installing extruder motor and body frame, the positioning ring mounting hole is used for the mounting hole
Positioning ring is installed；The connecting hole is evenly arranged on the quadrangle on connection sheet top.
Preferably, the upper cavity of above-mentioned body frame center cavity is special-shaped outline, and special-shaped outline is outer with silk fixed block
Contouring matches.
Preferably, above-mentioned swivel mount is hexagon, and the nozzle of different bores is installed on six sides respectively, any the two of six sides
Grooving between a side, for reducing the heat transfer between each side, the heating rod mounting hole on any one side of swivel mount with
Temperature sensor and heating rod are fitted in temperature sensor fixing hole.
Preferably, the inner ring middle position on any one side of above-mentioned swivel mount is designed with recess.
Preferably, above-mentioned driving wheel is annulus, and circle ring center and the D-shaped axis for squeezing out electricity cooperate, and U-shaped is equipped with outside annulus
Slot；The driven wheel is circle, and circle ring center and fixing axle cooperate, and U-lag is equipped with outside annulus.
Preferably, the spin locking part lock hole internal diameter of above-mentioned regulation locking device has screw thread, for installing pin.
Preferably, the idler wheel locking void space of the spin locking part of above-mentioned regulation locking device is greater than roller size.
Preferably, the silk of above-mentioned regulation locking device adjusts the diameter in the silk hole of part and the silk bore dia of nozzle
It is different.
The present invention has the advantage that
1. after taking technical solution of the present invention, when needing to use the nozzle of different bores, it is only necessary to rotation rotation
Device, being switched fast for nozzle can be realized by so that the nozzle of required bore is gone to corresponding position.
2. being equipped with heating rod and sensor in the outside of nozzle, the degree in this way melting silk can reach required standard,
And have higher precision.
3. the bore of regulation locking device is different from the caliber size of nozzle, material is made there are enough spaces into nozzle
Deformation is carried out, convenient material is mobile.
Detailed description of the invention
Fig. 1 is a kind of connection sheet perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Fig. 2 is a kind of body frame perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Fig. 3 is a kind of solid at another visual angle of body frame of rotary multiinjector 3D printer print head embodiment of the present invention
Figure；
Fig. 4 is a kind of silk fixed block perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Fig. 5 is a kind of positioning ring perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Fig. 6 is a kind of swivel mount perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Fig. 7 is that a kind of regulation locking device assembly of rotary multiinjector 3D printer print head embodiment of the present invention is vertical
Body figure；
Fig. 8 omits body frame and outside positioning ring for a kind of rotary multiinjector 3D printer print head embodiment of the present invention
Assembly perspective view；
Fig. 9 is a kind of assembly for omitting outside positioning ring of rotary multiinjector 3D printer print head embodiment of the present invention
Body perspective view；
Figure 10 is a kind of assembly perspective view of rotary multiinjector 3D printer print head embodiment of the present invention；
Figure 11 is a kind of another visual angle of assembly of rotary multiinjector 3D printer print head embodiment of the present invention
Perspective view.
In figure: 1, connection sheet；2, extruder motor；3, body frame；4, driving wheel；5, silk fixed block；6, driven wheel；7, it positions
Ring；8, swivel mount；9, regulation locking device；11, Teflon pipe；12, nozzle；13, screw；14, the connecting hole on connection sheet top；
15, the mounting hole of connection sheet lower part；16, the positioning ring mounting hole of connection sheet lower part；17, positioning ring upper screwed hole；18, in body frame
Heart cavity；19, body frame upper bolt aperture；20, body frame lower part silk hole；21, regulation locking device mounting hole；22, driven wheel is fixed
Axis；23, swivel mount silk hole；24, temperature sensor；25, heating rod；26, heating rod mounting hole；27, temperature sensor is installed
Hole；28, silk adjusts part；29, silk adjustment portion sub-wire material hole；30, idler wheel；31, lock hole；32, slot；33, recess；34,
Spin locking part；35, silk fixed block silk hole entrance；36, silk fixed block silk hole exits；37, nozzle interface；38；
Silk.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification to be taken off
The content shown is not intended to limit the invention enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain the model that can cover
In enclosing.Meanwhile cited such as "upper", "lower", " left side ", the right side in this specification ", the term of " centre ", be merely convenient to chat
That states is illustrated, rather than to limit the scope of the invention, relativeness is altered or modified, and is changing skill without essence
It is held in art, when being also considered as the enforceable scope of the present invention.
Embodiment 1
A kind of rotary multiinjector 3D printer print head, including connection sheet 1, extruder motor 2, body frame 3, driving wheel 4, silk
Expect fixed block 5, driven wheel 6, positioning ring 7, swivel mount 8, temperature sensor 24, heating rod 25, regulation locking device 9, Teflon
Pipe 11, nozzle 12 and screw 13；
As shown in Figure 1, the connection sheet 1 is rectangular tab, there is connecting hole 14 in one end, connects for installing with printer,
The other end has mounting hole 15 and positioning ring mounting hole 16, and the mounting hole 15 is described fixed for installing extruder motor 2 and body frame 3
Position ring mounting hole 16 is for installing positioning ring 7；
- Fig. 4 referring to fig. 2,3 outer profile of body frame are circular ring shape, and there is cavity 18 at 3 center of body frame, and upper cavity 18a is used for
Silk fixed block 5 is installed, for lower cavity 18b for installing driving wheel 4 and driven wheel 5, the edge distribution along 3 annulus of body frame has spiral shell
Silk hole 20 and regulation locking device mounting hole 21, the position peace for adjusting locking mounting hole 21 are arranged at nail hole 19,3 lower part of body frame
Equipped with regulation locking device 9；
In embodiment, driving wheel 4 is annulus, and circle ring center and the D-shaped axis of extruder motor 2 cooperate, and U-shaped is equipped with outside annulus
Slot；
In embodiment, driven wheel 6 is circle, and circle ring center and fixing axle 22 cooperate, and U-lag is equipped with outside annulus；
Referring to Fig. 5, positioning ring 7 is C-shaped in embodiment, and screw hole 17 is distributed on positioning ring 7；
Referring to Fig. 6,8 Internal periphery of swivel mount is circle, round diameter and 3 outer profile clearance fit of body frame, rotation in embodiment
8 outer profile of pivoted frame is polygon；There is the interface 37 of installation nozzle on each side of polygon, and the center of each interface is designed with hole
23, for passing through for silk；The each side of polygon is designed with heating rod mounting hole 26 and temperature sensor fixing hole 27；
Referring to Fig. 7, regulation locking device 9 includes that silk adjusts part 28, spin locking part 34 and idler wheel in embodiment
30 compositions；There is the structure in silk hole 29 centered on silk adjusting part 28；The spin locking part 34 includes symmetrically setting
The two idler wheels locking cavity 34a set；The idler wheel locking surface cavity 34a is equipped with lock hole 31；
Referring to Fig. 8-Figure 11, extruder motor 2 is mounted on 1 inside of connection sheet, and inside positioning ring 7a is mounted on outside connection sheet 1
Side, inside positioning ring 7a successively install in outside body frame 3 and outside positioning ring 7b, and silk fixed block 5, driving wheel 4 and driven wheel 6 are pacified
Inside body frame 3, swivel mount 8 is mounted on outside body frame 3, and regulation locking device 9 is mounted on 3 internal cavities of body frame.
In embodiment, above-mentioned 1 material of connection sheet is aluminium, and the connecting hole 14 on 1 top of connection sheet is evenly arranged on 1 top of connection sheet
The mounting hole 15 of quadrangle, 1 lower part of connection sheet is counter sink, and there are four counter sinks, between 2 threaded hole of countersunk head pitch of holes and extruder motor
Away from identical, there are five 1 lower part positioning ring mounting holes 16 of connection sheet, is equally spaced, corresponding with 7 upper screwed hole 17 of positioning ring.
In embodiment, the upper cavity 18a of above-mentioned 3 center cavity 18 of body frame is special-shaped outline, and special-shaped outline and silk are solid
The exterior contour for determining block 5 matches.
In embodiment, above-mentioned swivel mount 8 is hexagon, and the nozzle 12 of different bores is installed on six sides respectively, six sides
Grooving 32 between any two side, for reducing the heat transfer between each side.
In embodiment, the inner ring middle position on any one side of above-mentioned swivel mount 8 is designed with recess 33.
In embodiment, the heating rod mounting hole 26 and temperature sensor fixing hole 27 on any one side of above-mentioned swivel mount 8
Inside it is fitted with temperature sensor 24 and heating rod 25.
In embodiment, 34 lock hole of spin locking part, 31 internal diameter of above-mentioned regulation locking device 9 has screw thread, for installing
Pin.
In embodiment, the idler wheel 30 of the spin locking part 34 of above-mentioned regulation locking device 9 locks void space and is greater than rolling
Wheel 30, idler wheel 30 can move up and down in cavity 34a, after moving upwards, swivel mount 8 not interfered to rotate, idler wheel 30 is locked
When on lock hole 31,8 recess 33 of swivel mount is withstood, swivel mount 8 is fixed.
In embodiment, 35 diameter of silk hole entrance of silk fixed block 5 is greater than at silk hole exits 36.
In embodiment, Teflon pipe 11 is inserted at silk fixed block silk hole entrance 35, provides preferably protection to silk.
In actual use, when needing replacing the nozzle 12 of different bores, the spin locking of regulation locking device 9 is first screwed out
Pin in 34 lock hole 31 of part, idler wheel 30 can be in the cavity of the spin locking part 34 of locking device 9 up and down at this time
Movement, swivel mount 8 can be rotated freely around body frame 3, when the nozzle 12 of the bore needed is turned to position vertically downward,
Idler wheel 30 is fallen, and is screwed the pin in 34 lock hole 31 of spin locking part of regulation locking device 9 at this time, is realized swivel mount
Fixation it is locked.
The locking device 9 that the present invention uses, is fixed using pin, is reduced abrasion when device is fixed, is realized
Quick real-time replacement to the nozzle 12 of different bores has slot 32 between each side of swivel mount 8, separates independent heating, so that
Heating efficiency is higher, is uniformly heated, more accurate to the temperature control of silk, obtains better practical function.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (6)
1. a kind of rotary multiinjector 3D printer print head, it is characterised in that: including connection sheet (1), extruder motor (2), master
Frame (3), silk fixed block (5), driven wheel (6), positioning ring (7), swivel mount (8), temperature sensor (24), adds driving wheel (4)
Hot pin (25), regulation locking device (9), Teflon pipe (11), nozzle (12) and screw (13)；
Body frame (3) outer profile is circular ring shape, and there is cavity at body frame (3) center, and upper cavity is for installing silk fixed block
(5), lower cavity is equipped with regulation locking device for installing driving wheel (4) and driven wheel (6), the front of body frame (3)；
Swivel mount (8) Internal periphery is circle, round diameter and body frame (3) outer profile clearance fit, swivel mount (8) outer profile
For polygon；There is the interface (37) of installation nozzle on each side of polygon；
The regulation locking device (9) adjusts part (28), spin locking part (34) and idler wheel (30) by silk and forms.
2. a kind of rotary multiinjector 3D printer print head according to claim 1, it is characterised in that: the adjusting lock
Idler wheel (30) the locking void space for determining the spin locking part (34) of device (9) is greater than idler wheel (30) size.
3. a kind of rotary multiinjector 3D printer print head according to claim 1, it is characterised in that: the connection sheet
It (1) is rectangular tab, one end has connecting hole (14), and the connecting hole (14) is evenly arranged on the quadrangle on connection sheet (1) top.
4. a kind of rotary multiinjector 3D printer print head according to claim 1, it is characterised in that: the body frame
(3) upper cavity (18a) of center cavity (18) is special-shaped outline, the exterior contour phase of special-shaped outline and silk fixed block (5)
Cooperation.
5. a kind of rotary multiinjector 3D printer print head according to claim 1, it is characterised in that: the swivel mount
(8) be hexagon, the nozzle (12) of different bores is installed on six sides respectively, six while any two while between grooving (32),
For reducing the heat transfer between each side.
6. a kind of rotary multiinjector 3D printer print head according to claim 5, it is characterised in that: the swivel mount
(8) temperature sensor is fitted in the heating rod mounting hole (26) on any one side and temperature sensor fixing hole (27)
(24) with heating rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451171.4U CN209666291U (en) | 2019-04-04 | 2019-04-04 | A kind of rotary multiinjector 3D printer print head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451171.4U CN209666291U (en) | 2019-04-04 | 2019-04-04 | A kind of rotary multiinjector 3D printer print head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209666291U true CN209666291U (en) | 2019-11-22 |
Family
ID=68573602
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920451171.4U Expired - Fee Related CN209666291U (en) | 2019-04-04 | 2019-04-04 | A kind of rotary multiinjector 3D printer print head |
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| CN (1) | CN209666291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834938A (en) * | 2019-04-04 | 2019-06-04 | 上海幻嘉信息科技有限公司 | A kind of rotary multiinjector 3D printer print head |
-
2019
- 2019-04-04 CN CN201920451171.4U patent/CN209666291U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834938A (en) * | 2019-04-04 | 2019-06-04 | 上海幻嘉信息科技有限公司 | A kind of rotary multiinjector 3D printer print head |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |