CN208946683U - A kind of 3D printer spray head of band distal end air-supply cooling body - Google Patents
A kind of 3D printer spray head of band distal end air-supply cooling body Download PDFInfo
- Publication number
- CN208946683U CN208946683U CN201821737857.1U CN201821737857U CN208946683U CN 208946683 U CN208946683 U CN 208946683U CN 201821737857 U CN201821737857 U CN 201821737857U CN 208946683 U CN208946683 U CN 208946683U
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- China
- Prior art keywords
- radiator
- air
- connecting tube
- trunnion
- air hose
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of 3D printer spray head of band distal end air-supply cooling body, its fan, fixed plate, connecting tube lower end are connected using self-tapping screw, upper end of connecting tube, air hose, reducing connecting tube, print head fixing seat upper end are connected using socket joint, rectifier embeds radiator, rectifier upper end and print head fixing seat lower end are chimeric, fast joint housing inlet cone, feed pipe enters inside air hose from air hose side, it is connect with fast joint, fast joint, radiator, trunnion, heat block, printing head are interconnected by screw thread.The utility model is blown by fan distal end, blows to radiator through connecting tube, air hose, forming errors caused by solving because of fan vibration；With the air-flow of time delay radiator discharge, heated piece of surface and the inner wall of rectifier converge at printing head and concentrate cooling, solve the problems, such as model surface deformation caused by inhomogeneous cooling is even when printing refined model.
Description
Technical field
The present invention relates to a kind of 3D printer equipment, the 3D printer spray of specifically a kind of band distal end air-supply cooling body
Head belongs to 3D printing field.
Background technique
3D printing (3DP) i.e. one kind of rapid shaping technique, it is one kind based on digital model file, with powder
The adhesive materials such as shape metal or plastics construct the technology of object by layer-by-layer printing.
In 3D printing, printing head heats adhesive material, and temperature is excessively high to cause other component dissolution to be burnt, and current one
As using installed at printing head radiation air dissipate to spray head installed at heat dissipation and trunnion cooling fin and fan to trunnion into
Row heat dissipation, printing head integrally does high-speed mobile in print procedure, and excessive load causes weight to increase to printing head on the whole,
Mobile inertia is big, while fan rotation is easy to happen vibration, and integrally the overweight vibration with fan is easy to positioning accurate printing head
Degree impacts, and ultimately causes forming errors；When printing refined model, adhesive material is forming moment after the fusing of extrusion,
Since print speed is slow, temperature is high, the layer height of model forming is small, cause this printable layer where printing head together with it is preceding a dozen
The adhesive material for printing layer is melted, if cannot cool down in time, after the completion of printing, model surface is uniformly cold not in time in printing
But position will appear flakey deformation.Therefore in order to solve the above problem, the present invention uses distal end air-supply, the vertical type of cooling,
Radiator fan is mounted on 3D printer frame, by air duct blow to printing head, is solved to form caused by fan vibration and be missed
Difference；Trunnion heat dissipation, molding are cooling using series connection air-supply at 3D printing head, and the air-flow of radiator discharge converges in printing by rectifier
It is concentrated at spray head and blows to model cooling, model surface caused by inhomogeneous cooling is even when solving printing refined model deforms, and subtracts simultaneously
Light 3D printing head overall weight.
Summary of the invention
The purpose of the present invention is to provide a kind of 3D printer spray heads of band distal end air-supply cooling body, by changing air-flow
Realize that different parts are cooling in direction.
A kind of a kind of technical solution provided by the present invention: 3D printer spray head of band distal end air-supply cooling body comprising
Fan, fixed plate, connecting tube, feed pipe, air hose, inlet cone, fast joint, reducing connecting tube, print head fixing seat, radiator,
Rectifier, heat block, printing head, trunnion.The fixed plate by self-tapping screw be fixed on the fan outlet end face with
Between the connecting tube square end surface, the air hose tube wall opens side opening, cylindrical close to the end of tapping and the connecting tube
End is connected using socket joint, and the end far from tapping is connect with the side end of the reducing connecting tube using socket joint, described
The other side end of reducing connecting tube is connect with the top of the print head fixing seat using socket joint, and the feed pipe passes through described
The lateral opening hole of air hose enters inside air hose, and the feed pipe inside the air hose is by the fast joint, in the heat dissipation
With the upper end face contact of the trunnion in the central through hole of device, inlet cone described in the fast joint outer cover, and be threadably secured
In the top of the radiator central through hole, the radiator is fixed on the rectifier by the outer of circular radiation shape fin
Interior, the print head fixing seat is chimeric with the upper end of the rectifier, and one end of the trunnion is threadedly secured to described dissipate
The lower section of hot device central through hole is threadably secured the heat block below the trunnion, and the printing head passes through screw thread
It is fixed on the lower section of the central through hole of the heat block, and the upper surface of the printing head is in the central through hole of the heat block
The interior lower end surface with the trunnion is in close contact.
Further, preferably, the circular radiation shape radiator is aluminum alloy material.
Further, preferably, the air hose is elastic pneumatic hose.
Further, preferably, the printing head is brass material.
Further, preferably, the trunnion is stainless steel material.
Further, preferably, the fan is force(d) (draft) fan.
Further, preferably, the heat block integral heating element and temperature element, the shape of heat block are cylinder
Heat retaining material is wrapped up on shape, surface.
Be using the beneficial effect of above technical scheme: a kind of 3D printer spray head of band distal end air-supply cooling body is sent
Air cooling mechanism is moved to distal end from 3D printing head, solves vibration influence caused by formed precision of radiator fan；Print head
Place uses vertical heat dissipation, series connection air supply mode, and radiator fan is blown to 3D printer nozzle component by air hose distal end, passed through
The part usage quantity of 3D printer nozzle component is reduced, 3D printing head overall weight is mitigated, solves 3D printer spray head inertia
It is influenced caused by formed precision greatly；The air-flow of radiator fan by radiator by rectifier converge in printing head concentrate it is cold
But, the overheating deforming of model surface when printing refined model is solved the problems, such as.
Detailed description of the invention
Fig. 1 is the integrally-built partial cutaway schematic of the embodiment of the present invention.
Fig. 2 is the right side schematic view of the embodiment of the present invention.
Fig. 3 is the A-A diagrammatic cross-section of the embodiment of the present invention.
Fig. 4 is the electric control theory figure of the embodiment of the present invention.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiment is only a part of the embodiments of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to protection scope of the present invention.
As shown in Figure 1-3, a kind of technical solution provided by the present invention: a kind of 3D printer of band distal end air-supply cooling body
Spray head comprising fan 1, fixed plate 2, connecting tube 3, feed pipe 4, air hose 5, reducing connecting tube 6, print head fixing seat 7, rectification
Device 8, printing head 9, inlet cone 11, fast joint 12, radiator 13, trunnion 14, heat block 15.Fixed plate 2 passes through self-tapping screw
It is fixed between 1 air outlet end face of fan and 3 square end surface of connecting tube, 5 lateral opening hole of air hose, end and company close to tapping
The cylindrical end of adapter tube 3 is connected using socket joint, and the side end of end and reducing connecting tube 6 far from tapping is connected using socket joint
It connects, the other side end of reducing connecting tube 6 is connect with the top of print head fixing seat 7 using socket joint, and feed pipe 4 passes through air hose 5
Lateral opening hole enter inside air hose 5, and feed pipe 4 by the end face of fast joint 12 in the central through hole of radiator 13 and larynx
It is logical that the upper end face contact of pipe 14,12 outer cover inlet cone 11 of fast joint, and fast joint 12 are threadedly secured to 13 center of radiator
The top in hole, radiator 13 are fixed in rectifier 8 by the outer of circular radiation shape fin, print head fixing seat 7 and rectification
The upper end of device 8 is chimeric, and one end of trunnion 14 is threadedly secured to the lower section of 13 central through hole of radiator, and other the one of trunnion 14
End lower section is threadably secured heat block 15, and printing head 9 is threadedly secured to the lower section of the central through hole of heat block 15, and
The upper surface of printing head 9 is in close contact in the central through hole of heat block 15 with the lower end surface of trunnion 14.
As shown in figure 4, the power supply line of fan 1 connects control panel, controlled by control panel；15 integral heating element of heat block and
Temperature element, heating element connect the heating output terminal of control panel, and temperature element connects the thermometric terminal of control panel, heating
The actual temperature of block 15 is measured by temperature element and is sent into controller, and controller uses PID control, the set temperature phase with system
Compare, output SPWM waveform to heating element, realizes that temperature is precisely controlled.
In the present embodiment, its working principle is that: fan 1 by connecting tube 3, air hose 5 to radiator 13 blow, discharge plus
Heat block 15 heats 9 time delay trunnion 14 of printing head and diffuses through the heat come, and the wire rod of adhesive material is sent into larynx by feed pipe 4
Pipe 14 is entered inside printing head 9 by trunnion 14 and heats and melt, and according to the admission velocity of the wire rod of adhesive material by
Printing head 9 discharge fusing after adhesive material, with time delay radiator 13 be discharged air-flow via heat block 15 surface and
The inner wall of rectifier 8 is converged and is discharged at printing head 9, bonding after concentrating the cooling fusing being discharged by printing head 9
Material, and it is cooled and shaped model.
Those skilled in the art's notice: although the present invention is described according to above-mentioned specific embodiment, this hair
Bright invention thought is not limited in the invention, and any repacking with inventive concept will all be included in this patent patent right guarantor
It protects in range.
Claims (2)
1. a kind of 3D printer spray head of band distal end air-supply cooling body, fixed plate are fixed on fan outlet air by self-tapping screw
Between mouth end face and connecting tube square end surface, air hose tube wall opens side opening, close to the end and connecting tube cylinder end of tapping
It is connected using socket joint, the side end of end and reducing connecting tube far from tapping is connected using socket joint, reducing connecting tube
Other side end is connect with the top of print head fixing seat using socket joint, and feed pipe is entered in air hose by the lateral opening hole of air hose
Portion, the feed pipe inside air hose pass through fast joint, in the central through hole of radiator with the upper end face contact of trunnion, outside fast joint
Cover inlet cone, and it is threadedly secured to the top of radiator central through hole, radiator passes through the outer of circular radiation shape fin
It is fixed in rectifier, print head fixing seat is chimeric with the upper end of rectifier, and one end of trunnion is threadedly secured to radiator
The lower section of central through hole is threadably secured heat block below trunnion, and printing head is threadedly secured in heat block
The lower section of heart through-hole, and the upper surface of printing head is in close contact in the central through hole of heat block with the lower end surface of trunnion；Work
When making, fan is blown by connecting tube, air hose to radiator, and discharge heat block heating printing head time delay trunnion diffuses through next
The wire rod of heat, adhesive material is sent into trunnion by feed pipe, and is entered by trunnion and heat and melt inside printing head,
According to the admission velocity of the wire rod of adhesive material by the adhesive material after printing head discharge fusing, arranged with time delay radiator
Air-flow out is converged and is discharged at printing head via the surface of heat block and the inner wall of rectifier, is concentrated cooling by printing
Adhesive material after the fusing of spray head discharge, and it is cooled and shaped model.
2. a kind of 3D printer spray head of band distal end air-supply cooling body according to claim 1, it is characterised in that: vertical
Heat dissipation, series connection air-supply, cooling air-flow are sent into radiator heat-dissipation by air hose, by the air-flow of radiator discharge via printing head
Convergence discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821737857.1U CN208946683U (en) | 2018-10-25 | 2018-10-25 | A kind of 3D printer spray head of band distal end air-supply cooling body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821737857.1U CN208946683U (en) | 2018-10-25 | 2018-10-25 | A kind of 3D printer spray head of band distal end air-supply cooling body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208946683U true CN208946683U (en) | 2019-06-07 |
Family
ID=66742848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821737857.1U Withdrawn - After Issue CN208946683U (en) | 2018-10-25 | 2018-10-25 | A kind of 3D printer spray head of band distal end air-supply cooling body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208946683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112606395A (en) * | 2020-12-28 | 2021-04-06 | 毕波 | 3D who long-range air supply beats printer head |
-
2018
- 2018-10-25 CN CN201821737857.1U patent/CN208946683U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112606395A (en) * | 2020-12-28 | 2021-04-06 | 毕波 | 3D who long-range air supply beats printer head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190607 Effective date of abandoning: 20221216 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190607 Effective date of abandoning: 20221216 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |