CN209580505U - A kind of heat insulation protective device of insulated protective covering and 3D printer - Google Patents
A kind of heat insulation protective device of insulated protective covering and 3D printer Download PDFInfo
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- CN209580505U CN209580505U CN201920163999.XU CN201920163999U CN209580505U CN 209580505 U CN209580505 U CN 209580505U CN 201920163999 U CN201920163999 U CN 201920163999U CN 209580505 U CN209580505 U CN 209580505U
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- heat
- protective covering
- frame
- insulated protective
- insulated
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Abstract
The utility model belongs to 3D printing technique field, and it discloses a kind of insulated protective coverings, including heat-insulation unit that is multiple sequentially connected compressible and stretching；Any section of heat-insulation unit along its length is regular hexagon；The corresponding lateral parts of two neighboring heat-insulation unit are all overlapped.This insulated protective covering prints large-sized product especially suitable for large-sized 3D printer, its structural rigidity is good, compress and stretching is easy, and has the function of excellent heat-insulated and overturning-preventing, simultaneously, a kind of heat insulation protective device of 3D printer is also disclosed, it is suitable for the printings of large size product.
Description
Technical field
The utility model relates to 3D printing technique field, the heat preservation of specially a kind of insulated protective covering and 3D printer is protected
Device.
Background technique
Three-dimensional printer based on melting fused deposition rapid moulding technique is the plastics silk for the use of diameter being 1~2mm or so,
Plastics silk melt extruded is scanned at the filament of 0.2~0.4mm or so and successively by the printing extruder head that computer controls
Printing is piled into three-dimension object.The different material of 3D printing has different printing environment requirements: common printed material PLA is normal
Temperature is lower can to stablize printing, and ABS is easy is influenced to generate biggish contraction distortion by temperature change, need 60 DEG C~80 DEG C at
Stable printing is just able to achieve under the conditions of type space temperature, molding space temperature is not high when due to such file printing, and printer is logical
It crosses and common shell is installed realizes that integral sealing can be met the requirements；And some high-temperature materials stablize printing when require it is higher at
Type space temperature needs heating device for molding space and is heated to constant high temperature state, since print head is needed in molding sky
Interior movement work, and moving component can not work at this high temperature for a long time, using common shell integral sealing mode
It has been unable to satisfy requirement, has needed to realize that the accurate of molding space adds using high temperature resistant, telescopic heating and thermal insulation protective device
Heat and heat preservation, and moving component and high-temperature molding space are kept apart.
The scalable protective device of the high temperature resistant of existing 3D printer is all made of the organ shield of wavy shaped configuration, prints
It is easy to appear the problems such as protective device collapses in journey, especially becomes apparent from, traces it to its cause when protective device span is larger
It is to cause lateral stiffness insufficient because the structure design of scalable protective device is bad mostly, is generally equipped with by interval several
Support bone frame is to enhance the deficiency of lateral stiffness.However V-structure characteristic and support frame installation position due to waveform shield
The reasons such as error are set, V-type wavelike structure shield center of gravity during stretching motion, which can generate offset with movement, causes part
Topple over, shorten the effective travel of print head and the heat insulation effect of printer, eventually leads to printing failure.CN106584856A is public
A kind of shield for 3D printer of cloth, it is using double-deck telescopic wave-shaped protective roof structure, although having preferable
Heat insulation effect, but structure is many and diverse, occupied space, and not can avoid protective device under large span use condition and collapse, topple over and ask
The appearance of topic.
In order to which molding space is heated to constant high temperature state, existing 3D printer mostly uses greatly monoblock type heat temperature raising to fill
It sets, agitates air to flow through heating element forced convection by blower, realize that thermal energy is in the biography of entire molding space on heating element
It passs.This device can meet small size 3D printer molding space heating requirements, but the heating to large scale molding space, need
It by being lot more time to reach constant high temperature state, and is difficult to realize to the accurate temperature control of important regional space, affects 3D
The shaping efficiency and print quality of printer.
Utility model content
The purpose of this utility model is to provide the heat insulation protective device of a kind of insulated protective covering and 3D printer, this guarantor
Warm shield prints large-sized product especially suitable for large-sized 3D printer, and structural rigidity is good, compresses and stretches and holds
Easily, have the function of excellent heat-insulated and overturning-preventing, meanwhile, a kind of heat insulation protective device of 3D printer is also disclosed, is fitted
Printing for large size product.
To achieve the above object, the utility model provides the following technical solutions: a kind of insulated protective covering, including it is multiple successively
Compressible and stretching the heat-insulation unit of connection；Any section of heat-insulation unit along its length is regular hexagon；Adjacent two
The corresponding lateral parts of a heat-insulation unit are all overlapped.
In above-mentioned insulated protective covering, the heat-insulation unit is the heat-insulation unit of high temperature resistant material, the heat preservation
The surface of unit is equipped with high-temperaure coating.
Meanwhile the invention also discloses a kind of heat insulation protective devices of 3D printer, including cabinet, setting are in cabinet
The heat insulation layer of upper surface, the heat insulation layer includes the first frame and setting can be along the first frame in the first frame
Mobile the second frame of Y direction；It is anti-that the first heat preservation that can be compressed and stretch along the y axis is equipped in first frame
Shield, the second insulated protective covering；First insulated protective covering and the second insulated protective covering sets up separately in the second frame and first
In the space that frame separates；Be equipped in second frame can along the print head that the X-direction of the second frame moves, can be along X
The third insulated protective covering and the 4th insulated protective covering axis direction compression and stretched, the third insulated protective covering and the 4th are protected
Warm shield sets up separately in the space that the second frame and print head separate；First insulated protective covering, the second heat preservation protection
Cover, third insulated protective covering, the 4th insulated protective covering are insulated protective covering as described above.
In the heat insulation protective device of above-mentioned 3D printer, the first frame two sides are equipped with and the first frame, the
The Y-direction sliding rail that one insulated protective covering, the second insulated protective covering cooperate；It is equipped in second frame and is protected with print head, third
Warm shield, the cooperation of the 4th insulated protective covering X to sliding rail.
In the heat insulation protective device of above-mentioned 3D printer, the both ends of the Y direction of first insulated protective covering,
The both ends of the Y direction of second insulated protective covering respectively with the second frame corresponding lateral surface, the first frame it is corresponding in
Side is fixedly connected.
In the heat insulation protective device of above-mentioned 3D printer, first insulated protective covering, the second insulated protective covering
It is fixedly connected by the corresponding medial surface of the press strip and the first frame that are fixed on the medial surface of the first frame.
In the heat insulation protective device of above-mentioned 3D printer, the side of the cabinet is equipped with lifting groove, the case
In vivo equipped with lifting support, the workbench being arranged on lifting support；The lifting support passes through lifting groove and peripheral hardware
Lift drive mechanism connection.
In the heat insulation protective device of above-mentioned 3D printer, the two sides of the lifting groove are equipped with high temperature resistant elastic gum
Piece, the high temperature resistant elastic film positioned opposite keep in sealing contact after lifting support passes through.
In the heat insulation protective device of above-mentioned 3D printer, it is equipped in the cabinet towards workbench heat radiation
Heating unit.
In the heat insulation protective device of above-mentioned 3D printer, the heating unit includes that radiation shield and setting are being reflected
The heat-generating pipe of the reflecting surface side of screen, the radiation shield is towards workbench.
Compared with prior art, the utility model has the beneficial effects that
1, the scalable insulated protective covering structure of regular hexagon is devised.It is stretched and is transported using the heat-insulation unit of regular hexagon structure
The feature that center of gravity is maintained at the constant characteristic in center and regular hexagon lateral stiffness is big, stability is high during dynamic solves big
The problem that span use condition low protection cover collapses, topples over, to push 3D printing technique in large scale, high temperature 3D printer
The development of equal key areas.The heat-insulation unit of regular hexagon structure has two sealants up and down simultaneously and centre is air heat insulation
Layer has good heat insulating effect.
2, simple and practical, reliable and stable stretching structure component is devised.Only pass through four pieces of scalable insulated protective coverings
Simple-arranged, installation are fixed, and the heat preservation of molding space can be realized and be isolated with moving component, and print head can be empty in molding
Between free movement.
3, designed accurate efficient, reliable and stable space heating device.Centralized heat energy is projected by heating unit
To the upper area of molding space, the waiting time that printing starts front space heating is greatly reduced, increases the printing first floor and work
The fastness for making platform bonding improves the shaping efficiency of 3D printer and beats while guaranteeing high-temperature molding space temperature
Print quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram after the lack part cabinet of the embodiments of the present invention 2；
Fig. 2 is the structural schematic diagram of the embodiments of the present invention 2；
Fig. 3 is the top view of the embodiments of the present invention 2；
Fig. 4 is the A-A cross-sectional view of the embodiments of the present invention 2；
Fig. 5 is the cutaway view Amplified image of the local A in a stretched state of the embodiments of the present invention 1 and 2；
Fig. 6 is the cutaway view Amplified image of the local B under compression of the embodiments of the present invention 1 and 2；
The section view amplification that Fig. 7 is the local A of the part heat-insulation unit of the embodiments of the present invention 2 in a stretched state
Figure；
The section view amplification that Fig. 8 is the local A of the part heat-insulation unit of the embodiments of the present invention 2 under compression
Figure.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Figures 5 and 6, a kind of insulated protective covering, including heat-insulation unit that is multiple sequentially connected compressible and stretching
1；Any section of heat-insulation unit 1 along its length is regular hexagon；The corresponding side N of two neighboring heat-insulation unit 1 is complete
Portion is overlapped, it is preferable that the heat-insulation unit 1 is the heat-insulation unit 1 of high temperature resistant material, and the surface of the heat-insulation unit 1 is set
There is high-temperaure coating.
In use, the heat-insulation unit 1 of regular hexagon can be compressed and be stretched, when multiple heat-insulation units 1 successively connect
When connecing, entire insulated protective covering can stretch and stretch.When stretching such as Fig. 5, angle C；Upon compression, such as Fig. 6, angle
It is close to D, can be close to 0 °.
There is hollow air chamber in each heat-insulation unit 1, and the upper and lower part of air chamber is heat-insulated
Material, therefore its heat insulation is very good.
Two adjacent heat-insulation units 1 constitute the support knot of a V-shaped and inverted v-shaped at an upper portion thereof and at a lower portion thereof
Structure, support strength is big, and good, the overturning-preventing of rigidity guarantees structural stability in the case where its large span, is suitable for carrying out big
The heat preservation of the 3D part printing of size.
Embodiment 2
Such as Fig. 1-6, including cabinet 2, the heat preservation of 2 upper surface of cabinet is arranged in a kind of heat insulation protective device of 3D printer
Thermal insulation layer, the heat insulation layer includes the first frame 3 and be arranged in the first frame 3 can be along the Y direction of the first frame 3
The second mobile frame 4；Be equipped in described first frame 3 the first insulated protective covering 5 that can be compressed and stretch along the y axis,
Second insulated protective covering 6；First insulated protective covering 5 and the second insulated protective covering 6 sets up separately in the second frame 4 and the first frame
In the space that frame 3 separates；Be equipped in described second frame 4 can along the print head 7 that the X-direction of the second frame 4 moves, can edge
The third insulated protective covering 8 and the 4th insulated protective covering 9 X-direction compression and stretched, the third insulated protective covering 8 and the
Four insulated protective coverings 9 set up separately in the space that the second frame 4 and print head 7 separate；First insulated protective covering 5, second
Insulated protective covering 6, third insulated protective covering 8, the 4th insulated protective covering 9 are insulated protective covering as described in Example 1.First heat preservation
Shield 5, the second insulated protective covering 6 are opposite with the placement direction of third insulated protective covering 8, the 4th insulated protective covering 9.
In the process of running, print head 7 is driven by internal or external driving mechanism, and print head 7 will be moved to X-direction
When dynamic, one stretches a compression in third insulated protective covering 8, the 4th insulated protective covering 9, when print head 7 will be moved to Y direction
When dynamic, one the first insulated protective covering 5, the second insulated protective covering 6 one stretchings compression.
As the further preferred of the present embodiment, third insulated protective covering 8 and the 4th insulated protective covering 9 are close to print head 7
It is equipped in one or several heat-insulation units 1 of two sides for reinforcing 1 intensity of heat-insulation unit and improving the reinforcement list of thermal insulation performance
Member；Reinforcement unit specifically includes a vertical baffle 21 and four lateral baffles 22；Vertical baffle 21 and four lateral baffles 22
Extend along the length direction of heat-insulation unit 1；Specifically, the high L1 of vertical baffle 21 is equal with the side length of heat-insulation unit 1, side
To the half for the side length that the high L2 of baffle 22 is heat-insulation unit 1, two sides arranged vertically of vertical baffle 21 and heat-insulation unit 1
Centre between two concordant and positioned at heat-insulation unit 1 sides 101 arranged vertically of face 101, lateral baffle 22 connect respectively
It is connected to the center line of the side 102 of the corresponding inclination arrangement of heat-insulation unit 1 and lateral baffle is connected to pair of vertical baffle 21
The end answered；By above-mentioned setting, the corresponding side arranged vertically of lateral baffle 22, vertical baffle 21 and heat-insulation unit 1
Face 101 constitutes 2 individual thermal insulation section A, is arranged in two lateral baffles 22 of top and positioned at the upper of heat-insulation unit 1
Heat-insulation unit 1 is divided into 4 by the composition thermal insulation interval B of side 102 of two inclination arrangements in portion, thermal insulation section A and thermal insulation interval B
A individual space, thermal insulation effect are more preferable, it is even more important that in view of the temperature of print head 7 is very high, close to print head
Heat-insulation unit 1 is often subject to localized hyperthermia, therefore being easy softening or aging makes support strength be deteriorated, and the lateral cooperation of baffle 22 is perpendicular
The structural strength of the heat-insulation unit 1 near print head 7 can be significantly improved to baffle 21.And when heat-insulation unit 1 is compressed
It waits, lateral baffle 22, vertical baffle 21 also move therewith, will not hinder the compression or diastole of heat-insulation unit 1.Fig. 7 expression contains
Structural schematic diagram under the diastole state of the heat-insulation unit 1 of reinforcement unit；Fig. 8 shows the heat-insulation units 1 containing reinforcement unit
Structural schematic diagram under compressive state.
By above-mentioned setting, heat insulation effect and support strength can be improved simultaneously.
Preferably, vertical baffle 21, lateral baffle 22 should also be as coating high-temperaure coating.
In the present embodiment, 3 two sides of the first frame are equipped with and the first frame 3, the first insulated protective covering 5, second
The Y-direction sliding rail 10 that insulated protective covering 6 cooperates；It is equipped in described second frame 4 and print head 7, third insulated protective covering 8, the
The X of four insulated protective coverings 9 cooperation is to sliding rail 11.
Preferably, the both ends of the Y direction of first insulated protective covering 5, the second insulated protective covering 6 Y direction
Both ends be fixedly connected respectively with the corresponding medial surface of the corresponding lateral surface of the second frame 4, the first frame 3；Specifically
For, first insulated protective covering 5, the second insulated protective covering 6 are by being fixed on the press strip 12 of the medial surface of the first frame 3
It is fixedly connected with the corresponding medial surface of the first frame 3.
In order to improve heat insulation, the side of the cabinet 2 is set there are two lifting groove 13, is equipped in the cabinet 2
Lifting support 14, the workbench 15 being arranged on lifting support 14；The lifting support 14 passes through lifting groove 13 and peripheral hardware
Lift drive mechanism connection；The two sides of the lifting groove 13 are equipped with high temperature resistant elastic film 16, and described is positioned opposite
High temperature resistant elastic film 16 keeps in sealing contact after lifting support 14 passes through.
In order to reduce the waiting time that printing starts front space heating, increase the jail that the printing first floor and workbench 15 bond
Solidity, the interior heating unit being equipped with towards 15 heat radiation of workbench of the cabinet 2.Guaranteeing high-temperature molding space temperature
Meanwhile improving the shaping efficiency and print quality of 3D printer.
Preferably, the heating unit includes the heat-generating pipe of radiation shield 17 with the reflecting surface side that radiation shield 17 is arranged in
18, the radiation shield 17 is towards workbench 15.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (10)
1. a kind of insulated protective covering, which is characterized in that including heat-insulation unit that is multiple sequentially connected compressible and stretching；Arbitrarily
The section of heat-insulation unit along its length is regular hexagon；The corresponding lateral parts of two neighboring heat-insulation unit or all weight
It closes.
2. insulated protective covering according to claim 1, which is characterized in that the heat-insulation unit is the guarantor of high temperature resistant material
The surface of warm unit, the heat-insulation unit is equipped with high-temperaure coating.
3. a kind of heat insulation protective device of 3D printer, which is characterized in that including cabinet, the thermal insulation separation of cabinet upper surface is arranged in
Thermosphere, the heat insulation layer include the first frame and are arranged in the first frame and can move along the Y direction of the first frame
The second frame；The first insulated protective covering that can be compressed and stretch along the y axis, the second heat preservation are equipped in first frame
Shield；First insulated protective covering and the second insulated protective covering sets up separately in the space that the second frame and the first frame separate
It is interior；It is equipped with the print head that can be moved along the X-direction of the second frame in second frame, can compress and draw along the x axis
The third insulated protective covering and the 4th insulated protective covering stretched, the third insulated protective covering and the 4th insulated protective covering set up separately
In the space that second frame and print head separate；First insulated protective covering, the second insulated protective covering, third heat preservation protection
Cover, the 4th insulated protective covering are insulated protective covering as claimed in claim 1 or 2.
4. the heat insulation protective device of 3D printer according to claim 3, which is characterized in that the first frame two sides
Equipped with the Y-direction sliding rail cooperated with the first frame, the first insulated protective covering, the second insulated protective covering；It is set in second frame
Have with print head, third insulated protective covering, the cooperation of the 4th insulated protective covering X to sliding rail.
5. the heat insulation protective device of 3D printer according to claim 3, which is characterized in that the first heat preservation protection
The both ends of the Y direction of cover, the second insulated protective covering Y direction both ends respectively lateral surface corresponding with the second frame,
The corresponding medial surface of first frame is fixedly connected.
6. the heat insulation protective device of 3D printer according to claim 5, which is characterized in that the first heat preservation protection
Cover, the second insulated protective covering are fixed by the corresponding medial surface of the press strip and the first frame that are fixed on the medial surface of the first frame
Connection.
7. according to the heat insulation protective device of any 3D printer of claim 3-6, which is characterized in that the cabinet
Side is equipped with lifting groove, and lifting support, the workbench being arranged on lifting support are equipped in the cabinet；The lifting
Bracket passes through lifting groove and the lift drive mechanism of peripheral hardware connects.
8. the heat insulation protective device of 3D printer according to claim 7, which is characterized in that the two sides of the lifting groove
Equipped with high temperature resistant elastic film, the high temperature resistant elastic film positioned opposite keeps sealing to connect after lifting support passes through
Touching.
9. the heat insulation protective device of 3D printer according to claim 7, which is characterized in that be equipped with court in the cabinet
To the heating unit of workbench heat radiation.
10. the heat insulation protective device of 3D printer according to claim 9, which is characterized in that the heating unit packet
It includes radiation shield and the heat-generating pipe of the reflecting surface side of radiation shield is set, the radiation shield is towards workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163999.XU CN209580505U (en) | 2019-01-30 | 2019-01-30 | A kind of heat insulation protective device of insulated protective covering and 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163999.XU CN209580505U (en) | 2019-01-30 | 2019-01-30 | A kind of heat insulation protective device of insulated protective covering and 3D printer |
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| Publication Number | Publication Date |
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| CN209580505U true CN209580505U (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920163999.XU Active CN209580505U (en) | 2019-01-30 | 2019-01-30 | A kind of heat insulation protective device of insulated protective covering and 3D printer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895438A (en) * | 2021-01-27 | 2021-06-04 | 中国核动力研究设计院 | Method and device for manufacturing radiation shield |
-
2019
- 2019-01-30 CN CN201920163999.XU patent/CN209580505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895438A (en) * | 2021-01-27 | 2021-06-04 | 中国核动力研究设计院 | Method and device for manufacturing radiation shield |
| CN112895438B (en) * | 2021-01-27 | 2021-11-23 | 中国核动力研究设计院 | Method and device for manufacturing radiation shield |
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