CN207889135U - A kind of powdery bonding 3 D-printing stabilization glue-spraying device - Google Patents
A kind of powdery bonding 3 D-printing stabilization glue-spraying device Download PDFInfo
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- CN207889135U CN207889135U CN201820213802.4U CN201820213802U CN207889135U CN 207889135 U CN207889135 U CN 207889135U CN 201820213802 U CN201820213802 U CN 201820213802U CN 207889135 U CN207889135 U CN 207889135U
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- nozzle
- guide sleeve
- circular
- spraying device
- printing
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Abstract
The utility model discloses a kind of powdery bonding 3 D-printing stabilization glue-spraying device, by adding heat conduction material between nozzle and fever tablet, realize the uniform conductive of heat, solving the problems, such as in nozzle that collodion silk melting stage uneven heating is even causes, it avoids the hardware of fever sheet metal and spraying equipment to be in direct contact simultaneously, reduces ageing equipment；It replaces air compression type to squeeze material spray with threaded rod in nozzle, the push speed of threaded rod is controlled by the watt level of motor, stability contorting is easy to implement, sizing material is uniformly smeared, reduce the case where layer thickness differs；Air cooler is installed at the lower end nozzle of nozzle, the sizing material of spraying can quickly be cooled down, deformation occurs caused by preventing sizing material heat dissipation uneven.
Description
Technical field
The technology field of forging mould is cast the utility model is related to 3D printing more particularly to a kind of powdery bonding three-dimensional is beaten
Print stablizes glue-spraying device.
Background technology
FDM rapid prototyping techniques are that a kind of be used as not against laser is molded the energy, and various silk material heating and meltings are molded
Method, this technique constitutes three-dimensional objects by melting the successively solidification of silk, the current city of the product manufactured with the technique
The field occupation rate moon is about 6.1%.
The heating nozzle of rapidform machine is controlled by computer, does x-y plane movement according to horizontal slice data, silk material has
Wire-feed motor is sent to nozzle, by heating, melting, from nozzle extrusion bonding to work top, is then quickly cooled down and is solidified.It is each
After the completion of layer cross section, the height of workbench gravitating bed is further continued for carrying out next layer of moulding, so repeats, until completing entire
The moulding of entity.Every layer of thickness is determined according to the diameter of nozzle wire squeeze.
With the part prototype of wax moulding, it is used directly for model casting, the part of arbitrarily complicated degree can be molded, often
There are the parts such as very complicated inner cavity, hole for being molded.
General to have there are two nozzle, one is used for sedimentation model material, and a nozzle is used for laying down support material, general next
It says, cast material silk is fine and cost is higher, and the efficiency of deposition is relatively low.And backing material silk is relatively low compared with thick and cost, sinks
The advantages of long-pending efficiency is also higher, double nozzles in addition in deposition process with higher deposition efficiency and reduce modelling at
Other than this, the backing material with property can also be flexibly selected, in order to which backing material is gone in last handling process
Remove, such as water-soluble material, less than the hot melt material of cast material fusing point.
When the utility model mainly solves collodion silk fusing, the heating of nozzle is unstable, leads to the molten condition of sizing material not
One, large effect is generated to the effect of spraying.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of 3 D-printing glue spraying uniformly generated heat nozzle
Device utilizes the uniform conductive that heat conduction material realization heat is added between fever tablet and nozzle.
The utility model is realized by following technological means solves above-mentioned technical problem：
A kind of powdery bonding 3 D-printing stabilization glue-spraying device,：Including guide sleeve and nozzle, the guide sleeve is internal empty
The top of the shell of chamber, the nozzle is cylindrical tubular portions, and the lower part of the nozzle is cone-shaped mouth, the guide sleeve
Lower wall is provided with round mouth, and pipe portion outer wall and the guide sleeve round mouth edge of the nozzle are welded, and the pipe portion of the nozzle is vertical
Metal circular tube and motor are provided in the lower wall of guide sleeve, the internal cavities of the guide sleeve, the motor is mounted on and leads
To on the upper side wall of set.
Preferably, the round metal pipe sleeve packet is in the pipe portion of nozzle, under the lower end and guide sleeve of the metal circular tube
Sidewall weld, the upper end of the metal circular tube and the upper end of nozzle maintain an equal level, and the upper end of the metal circular tube is provided with circular metal plate,
The upper end of the nozzle is welded with circular metal plate downside, and the upper end of the metal circular tube and the edge of circular metal plate weld, institute
It states and forms the first vessel in nozzle, form the second vessel between the metal circular tube and nozzle.
Preferably, the center of the circular metal plate is provided with the first circular hole, is equipped with threaded rod in first vessel, institute
It states and is provided with drive rod between threaded rod and the motor, the drive rod upper end is connected to the motor, the middle part of the drive rod
By first circular hole, the lower end of the drive rod is welded in the upper end of threaded rod.
Preferably, it is provided with fever tablet in second vessel, the fever tablet is cylindrical, the upper end of the fever tablet
It is welded in the circular metal plate downside, heat conduction material is also filled in second vessel.
Preferably, it is additionally provided with the second circular hole on the circular metal plate, second circular hole is connected to the first vessel, and described the
Two circular holes are connected to by feed pipe with feed inlet, and the feed inlet is set on the side wall of guide sleeve, are arranged at the feed inlet
There are drive roll and driven voller, the drive roll to be installed on the lateral wall of guide sleeve with driven voller.
Preferably, ventilation slot is also equipped in the guide sleeve, the ventilation slot is surrounded in annular shape, the ventilation slot
Central nozzle, is evenly arranged with several ventilation ducts on the downside of the ventilation slot, nozzle described in the nozzle face of the ventilation duct
Mouth, the ventilation slot are additionally provided with air inlet, and the air inlet is located at the outside of guide sleeve.
The utility model has the advantage of：By adding heat conduction material between nozzle and fever tablet, the uniform of heat is realized
Conduction, solving the problems, such as in nozzle that collodion silk melting stage uneven heating is even causes, while fever sheet metal being avoided to be set with spraying
Standby hardware is in direct contact, and reduces ageing equipment；It replaces air compression type to squeeze material spray with threaded rod in nozzle, passes through motor
Watt level controls the push speed of threaded rod, is easy to implement stability contorting, sizing material is uniformly smeared, and reduces layer thickness and differs
The case where.
Further, air cooler is installed at the lower end nozzle of nozzle, the sizing material of spraying can be carried out quickly cold
But, deformation occurs caused by preventing sizing material heat dissipation uneven.
Description of the drawings
Fig. 1：For the utility model structure diagram.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
Up, down, left, right, before and after described herein inside and outside show standard both with respect to Fig. 1.
As shown in Figure 1：A kind of powdery bonding 3 D-printing stabilization glue-spraying device, including guide sleeve 1 and nozzle 2, it is described to lead
To the shell that set 1 is internal cavities, the top of the nozzle 2 is cylindrical tubular portions, and the lower part of the nozzle 2 is cone-shaped mouth
The lower wall in portion, the guide sleeve 1 is provided with round mouth, and pipe portion outer wall and the 1 round mouth edge of guide sleeve of the nozzle 2 are welded,
The pipe portion of the nozzle 2 is provided with 3 He of metal circular tube in the internal cavities of the guide sleeve 1 perpendicular to the lower wall of guide sleeve 1
Motor 4, the motor 4 are mounted on the upper side wall of guide sleeve 1.
3 sets of packets of the metal circular tube are in the pipe portion of nozzle 2, the lower wall of the lower end and guide sleeve 1 of the metal circular tube 3
Welding, the upper end of the metal circular tube 3 maintain an equal level with the upper end of nozzle 2, and the upper end of the metal circular tube 3 is provided with circular metal plate 5,
The upper end of the nozzle 2 is welded with 5 downside of circular metal plate, the edge welding of the upper end and circular metal plate 5 of the metal circular tube 3
It connects, forms the first vessel 21 in the nozzle 2, form the second vessel 31 between the metal circular tube and nozzle.
The center of the circular metal plate 5 is provided with the first circular hole 51, and threaded rod 22, institute are equipped in first vessel 21
It states and is provided with drive rod 6 between threaded rod 22 and the motor 4,6 upper end of the drive rod is connected with motor 4, the drive rod 6
Middle part by first circular hole 51, the lower end of the drive rod 6 is welded in the upper end of threaded rod 22.
The metal circular tube 3 and circular metal plate 5 are the material of identical material, can be cylinder, iron or steel；Described first
Circular hole 51 is used for across drive shaft 6, and the power resources of drive shaft 6 come from motor 4, and drive shaft 6 drives threaded rod 22 to squeeze sizing material
Extrusion is gone, and can control the size for squeezing sizing material speed and dynamics, the first circular hole 51 and driving by controlling the rotating speed of motor 4
Tight seal between axis 6, and frequent coating lubricating oil keep compliance.
Fever tablet 32 is provided in second vessel 31, the fever tablet 32 is cylindrical, the fever tablet 32 it is upper
End is welded in 5 downside of the circular metal plate, and heat conduction material is also filled in second vessel 31.
Heat conduction material is filled in second vessel 31, heat conduction material includes metal powder, such as iron powder, copper powder, can be inorganic
Mountain flour, such as Paris white, quartzy fine sand；Under the action of fever tablet 32, heat is conducted, the conduction of even heat is made.
It is additionally provided with the second circular hole 52 on the circular metal plate 5, second circular hole 52 is connected to the first vessel 21, and described the
Two circular holes 52 are connected to by feed pipe with feed inlet, and the feed inlet is set on the side wall of guide sleeve 1, are set at the feed inlet
It is equipped with drive roll 11 and driven voller 12, the drive roll 11 is installed in driven voller 12 on the lateral wall of guide sleeve 1.Drive roll
11 with the integrally connected on the shell of guide sleeve 1 of driven voller 12, moved with the movement of guide sleeve 1, drive roll 11 and driven
Roller 12 mutually contradicts, reserve collodion silk by gap, to collodion silk have it is very strong involve effect, ensure that collodion silk supplies in nozzle 2
Stabilization.
Ventilation slot 13 is also equipped in the guide sleeve 1, the ventilation slot 13 is surrounded in annular shape, the ventilation slot 13
Central nozzle 2, the downside of the ventilation slot 13 are evenly arranged with several ventilation ducts 14, described in the nozzle face of the ventilation duct 14
The mouth of nozzle 2, the ventilation slot 13 are additionally provided with air inlet 15, and the air inlet 15 is located at the outside of guide sleeve 1.
Ventilation slot 13 is overall annular in shape, metal circular tube 3 is surrounded in center, axis and the ventilation slot 13 of metal circular tube 3 are justified
The center of circle of ring is overlapped, and the inner ring surface of circular ventilation slot 13 does not recline metal circular tube 3, prevents heat transfer, causes to divulge information
Air is heated in slot 13, influences cooling effect, and ventilation slot 13 is provided with the stability flowed conducive to gas, prevent sizing material by
Wind-force blows that inhomogeneous cooling is even to lead to thickness flaw.
It should be noted that herein, if there are first and second or the like relational terms to be used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned reality
Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of powdery bonding 3 D-printing stablizes glue-spraying device, it is characterised in that：Including guide sleeve（1）And nozzle（2）, described
Guide sleeve（1）For the shell of internal cavities, the nozzle（2）Top be cylindrical tubular portions, the nozzle（2）Lower part be cone
The mouth of body shape, the guide sleeve（1）Lower wall be provided with round mouth, the nozzle（2）Pipe portion outer wall and guide sleeve（1）Circle
The welding of mouth edge, the nozzle（2）Pipe portion perpendicular to guide sleeve（1）Lower wall, the guide sleeve（1）Internal cavities
In be provided with metal circular tube（3）And motor（4）, the motor（4）Mounted on guide sleeve（1）Upper side wall on.
2. a kind of powdery bonding 3 D-printing stablizes glue-spraying device according to claim 1, it is characterised in that：The round metal
Pipe（3）Set packet is in nozzle（2）Pipe portion on, the metal circular tube（3）Lower end and guide sleeve（1）Lower wall welding, it is described
Metal circular tube（3）Upper end and nozzle（2）Upper end maintain an equal level, the metal circular tube（3）Upper end be provided with circular metal plate（5）,
The nozzle（2）Upper end and circular metal plate（5）Downside is welded, the metal circular tube（3）Upper end and circular metal plate（5）'s
Edge welds, the nozzle（2）The first vessel of interior formation（21）, the metal circular tube（3）With nozzle（2）Between formed second hold
Chamber（31）.
3. a kind of powdery bonding 3 D-printing stablizes glue-spraying device according to claim 2, it is characterised in that：The round metal
Plate（5）Center be provided with the first circular hole（51）, first vessel（21）In threaded rod is installed（22）, the threaded rod
（22）With the motor（4）Between be provided with drive rod（6）, the drive rod（6）Upper end and motor（4）It is connected, the driving
Bar（6）Middle part pass through first circular hole（51）, the drive rod（6）Lower end be welded in threaded rod（22）Upper end.
4. a kind of powdery bonding 3 D-printing stablizes glue-spraying device according to claim 2, it is characterised in that：Described second holds
Chamber（31）In be provided with fever tablet（32）, the fever tablet（32）It is cylindrical, the fever tablet（32）Upper end be welded in institute
State circular metal plate（5）Downside, second vessel（31）In be also filled with heat conduction material.
5. a kind of powdery bonding 3 D-printing stablizes glue-spraying device according to claim 2, it is characterised in that：The round metal
Plate（5）On be additionally provided with the second circular hole（52）, second circular hole（52）It is connected to the first vessel（21）, second circular hole（52）
It is connected to feed inlet by feed pipe, the feed inlet is set to guide sleeve（1）Side wall on, be provided with master at the feed inlet
Dynamic roller（11）And driven voller（12）, the drive roll（11）With driven voller（12）It is installed in guide sleeve（1）Lateral wall on.
6. a kind of powdery bonding 3 D-printing stablizes glue-spraying device according to claim 1, it is characterised in that：The guide sleeve
（1）In be also equipped with ventilation slot（13）, the ventilation slot（13）In annular shape, the ventilation slot（13）Surround central nozzle
（2）, the ventilation slot（13）Downside be evenly arranged with several ventilation ducts（14）, the ventilation duct（14）Nozzle face institute
State nozzle（2）Mouth, the ventilation slot（13）It is additionally provided with air inlet（15）, the air inlet（15）Positioned at guide sleeve（1）
Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213802.4U CN207889135U (en) | 2018-02-07 | 2018-02-07 | A kind of powdery bonding 3 D-printing stabilization glue-spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820213802.4U CN207889135U (en) | 2018-02-07 | 2018-02-07 | A kind of powdery bonding 3 D-printing stabilization glue-spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207889135U true CN207889135U (en) | 2018-09-21 |
Family
ID=63544279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820213802.4U Expired - Fee Related CN207889135U (en) | 2018-02-07 | 2018-02-07 | A kind of powdery bonding 3 D-printing stabilization glue-spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207889135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3792041A1 (en) * | 2019-09-12 | 2021-03-17 | Seiko Epson Corporation | Three-dimensional shaping device and method for manufacturing three-dimensional shaped object |
-
2018
- 2018-02-07 CN CN201820213802.4U patent/CN207889135U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3792041A1 (en) * | 2019-09-12 | 2021-03-17 | Seiko Epson Corporation | Three-dimensional shaping device and method for manufacturing three-dimensional shaped object |
| EP3878632A1 (en) * | 2019-09-12 | 2021-09-15 | Seiko Epson Corporation | Three-dimensional shaping device and method for manufacturing three-dimensional shaped object |
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Legal Events
| 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: 20180921 Termination date: 20220207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |