CN207120488U - Heating and heat-insulating device and 3D printer - Google Patents
Heating and heat-insulating device and 3D printer Download PDFInfo
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- CN207120488U CN207120488U CN201720533463.3U CN201720533463U CN207120488U CN 207120488 U CN207120488 U CN 207120488U CN 201720533463 U CN201720533463 U CN 201720533463U CN 207120488 U CN207120488 U CN 207120488U
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- heating
- heat
- printhead
- insulating device
- heater
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Abstract
The utility model, which provides a kind of heating and heat-insulating device and 3D printer, heating and heat-insulating device, to be included：Heater, temperature sensor and controller, wherein, the controller is connected with the temperature sensor and the heater respectively, in addition to：Heating frame, the heater and the temperature sensor are arranged on the heating frame, and the heater is used to heat the heating frame, the heating frame is used to treat heater block progress heating and thermal insulation, heating and heat-insulating device provided by the utility model, solve in existing printer in printhead or the complicated and cost increased technical problem that printhead and magazine are caused during heating and heat-insulating device is set in magazine.
Description
Technical field
A kind of printing technology is the utility model is related to, more particularly to a kind of heating and heat-insulating device and 3D printer.
Background technology
Three-dimensionally shaped technology is also known as RP technique or adds formula manufacturing technology, and conventional three-dimensionally shaped technology includes
Fusion sediment (Fused Deposition Modeling, referred to as：FDM) technology, stereolithography (Stereo lithography
Appearance, referred to as：SLA) technology, selective laser sintering (Selective Laser Sintering, abbreviation：SLS) skill
Art, laminated forming (Laminated Object Manufacturing, abbreviation：LOM) technology, three dimensional ink jet printing (Three-
Dimensional Printing, referred to as：3DP) technology or multiinjector printing (Multi-Jet Printing, abbreviation：MJP) skill
Art etc., the general principle of those three-dimensionally shaped technologies are all based on three-dimensional (three-dimensional, abbreviation：3D) model is cut
Heap is successively processed after piece to make 3D objects, specifically, in MJP technologies, is sprayed typically by multiinjector printhead
Fluent material forms target object, wherein because fluent material is in normal temperature in print procedure in support platform after cured
Lower viscosity is larger, and the problem of blocking spray orifice, therefore, the liquid during 3D printing easily occurs in printhead when spraying fluent material
The viscosity control of material is particularly important.
At present, in order to be controlled to printing fluent material viscosity used, often at feeding system and printhead
Heating and heat-insulating device is set, and heating and heat-insulating device generally also includes temperature sensor and controller, and controller passes through TEMP
The temperature control heater that device detects heats to liquid solution.
However, at printhead or magazine inside set heating and heat-insulating device when, so that printhead or storage
The structure of material container is complex, so as to cause its manufacturing process complex, is unfavorable for the reduction of machine cost.
Utility model content
The utility model provides a kind of heating and heat-insulating device, solves in existing printer in printhead or in magazine
The complicated and cost increased technical problem of printhead and magazine is caused when heating and heat-insulating device is set.
The utility model provides a kind of heating and heat-insulating device, including：Heater, temperature sensor and controller, wherein, institute
Controller is stated respectively with the temperature sensor and the heater to be connected, in addition to：Heating frame, the heater and the temperature
Degree sensor is arranged on the heating frame, and the heater is used to heat the heating frame, and the heating frame is used for
Treat heater block and carry out heating and thermal insulation.
In specific embodiment of the present utility model, the heating frame includes supporting plate, wherein, opened up in the supporting plate
The groove of printhead can be installed, and the outward flange of the groove is provided with the tabular knot to match with the side of the printhead
Structure, and there is the receiving space that can accommodate the heater, the temperature sensor and the controller in the platy structure
It is arranged in the supporting plate.
In specific embodiment of the present utility model, the heating frame is flat board, is opened up on the flat board described in can accommodating
The holding tank of heater, the temperature sensor and the controller are arranged on the flat board.
In specific embodiment of the present utility model, in addition to：
Thermal protector, the thermal protector are arranged on the heating frame, and the thermal protector and the heater string
Connection.
In specific embodiment of the present utility model, the heating frame is the support being made using Heat Conduction Material.
In specific embodiment of the present utility model, the Heat Conduction Material is aluminium.
The utility model also provides a kind of 3D printer, including：
Magazine, printhead, print platform and control unit, wherein, described control unit is held with the storing respectively
Device, printhead are connected with print platform, and the discharging opening of the magazine is connected with the printhead, in addition to it is at least one on
Described heating and heat-insulating device is stated, the heating and heat-insulating device is used to add the printhead and/or the magazine
Heat insulation.
In specific embodiment of the present utility model, the heating and heat-insulating device include the first heating and heat-insulating device and/or
Second heating and heat-insulating device,
Wherein, the printhead is arranged on first heating and heat-insulating device；
Second heating and heat-insulating device is arranged on the bottom of the magazine.
In specific embodiment of the present utility model, in addition to：Word vehicle frame, the magazine, described control unit, institute
Printhead, first heating and heat-insulating device and the second heating and heat-insulating device is stated to be arranged on the word vehicle frame.
In specific embodiment of the present utility model, in addition to：Straightener roll, the straightener roll are arranged on the word vehicle frame
On, the material layer that the straightener roll goes out to the printhead prints is smoothed.
In specific embodiment of the present utility model, in addition to：Solidification equipment, the solidification equipment are arranged on the word car
On frame, and the solidification equipment is used to solidify the deposition materials on the print platform.
Heating and heat-insulating device provided by the utility model, by including heating frame, so when needing to printhead and storing
When container carries out heating and thermal insulation, printhead is arranged on heating frame, or heating frame, installation are installed in the bottom of magazine
It is convenient, the structure of printhead and magazine is simplified, avoids in printhead or heating and heat-insulating device is set in magazine
The problem of setting and causing the structure complexity increase of printhead and magazine, therefore, the heating and thermal insulation that the present embodiment provides
Device, solve in existing printer in printhead or directly set in magazine caused during heating and heat-insulating device printhead and
The increased technical problem of complicated and cost of magazine.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the heating and heat-insulating device that the utility model embodiment one provides；
Fig. 2 is the structural representation for the heating and heat-insulating device that the utility model embodiment two provides；
Fig. 3 is the structural schematic block diagram for the 3D printer that the utility model embodiment three provides；
Fig. 4 is the schematic perspective view of part-structure in the 3D printer that the utility model embodiment three provides.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Embodiment one
Fig. 1 is the structural representation for the heating and heat-insulating device that the utility model embodiment one provides, as shown in figure 1, heating
Attemperator includes：Heater 13, temperature sensor 12 and controller (not shown), wherein, controller respectively with TEMP
Device 12 is connected with heater 13, in the present embodiment, in addition to：Heating frame 11, heater 13 and temperature sensor 12 are arranged at
On heating frame 11, wherein, heater 13 is used to heat heating frame 11, and heating frame 11 carries out heating guarantor for treating heater block
Temperature, wherein, in the present embodiment, thermal part to be added for example can be printhead 20, or can be for storage print material
Magazine 40 (referring to Fig. 3).
Wherein, in the present embodiment, temperature sensor 12 is used for the temperature for detecting heating frame 11, and measured temperature is anti-
Controller is fed to, whether the temperature control heater 13 for the heating frame 11 that controller detects according to temperature sensor 12, which starts, adds
Heat, for example, when measured temperature is less than a certain setting value, controller control heater 13 starts to be added to heating frame 11
Heat, when measured temperature is higher than another setting value, controller control heater 13 stops heating heating frame 11, so true
Heating and thermal insulation effect of the heating frame 11 to the printed material in printhead 20 and/or magazine 40 is protected, so that printing
Material is in suitable temperature range, avoids printed material because temperature is too low or too high occurs that viscosity is larger or viscosity is smaller
And the problem of causing print quality impacted.
In the heating and heat-insulating device provided in the present embodiment, heating frame 11 is heated particular by heater 13,
Heating frame 11 is heated to thermal part to be added again, i.e., heater 13 is treated heater block by heating frame 11 and added indirectly
Heat, such heating frame 11 treat heater block and also act as insulation effect while heating so that the temperature of thermal part to be added becomes
Change it is less, and heater 13 can be avoided to cause part temperatures to be heated change very fast when directly treating heater block heating and
Cause printed material viscosity B coefficent larger, the defects of so as to cause print quality unstable.
Wherein, in the present embodiment, heater 13 is specifically as follows the electric heating element that can realize heating function, for example, electric
Silk heater is hindered, electrical coil resistance heater, resistor disc heater and quartz tube heater, temperature sensor 12 are specifically as follows thermoelectricity
Occasionally thermistor.
In the present embodiment, by including heating frame 11, so when needing to add printhead 20 and/or magazine 40
During heat insulation, printhead 20 is directly installed on heating frame 11, or heating frame 11 is arranged on the bottom of magazine 40, peace
Dress is convenient, simplifies the structure of printhead 20 and magazine 40, avoids in printhead 20 or is set inside magazine 40
The problem of putting heating and heat-insulating device and causing the structure complexity increase of printhead 20 and magazine 40.
When further, due to printing, printed material need to be printed by printhead 20, so in order to ensure to print material
Material keeps suitable temperature at printhead 20, and heating and heat-insulating device need to be installed at printhead 20, is filled for the ease of heating and thermal insulation
Put on printhead 20, in the present embodiment, as shown in figure 1, heating frame 11 specifically includes supporting plate 112, wherein, supporting plate
The groove of printhead 20 can be installed by being opened up on 112, i.e. printhead 20 is installed in a groove, and temperature sensor 12 can be arranged on branch
On fagging 112, meanwhile, in order to carry out heating and thermal insulation to the side of printhead 20, in the present embodiment, the outward flange of groove is provided with
The platy structure to match with the side of printhead 20, and there is the receiving space that can accommodate heater 13 in platy structure, i.e.,
Platy structure is heated by heater 13, the side of platy structure and printhead 20 is adjacent so that platy structure is to printing
First 20 side carries out heating and thermal insulation.
Wherein,, specifically can be as shown in Figure 1 in groove when platy structure is set in the outward flange of groove in the present embodiment
Opposite sides outward flange platy structure is set respectively, or outward flange can be enclosed in groove one platy structure, tabular knot are set
Structure surrounds the lateral surface of printhead 20, meanwhile, in the present embodiment, for convenient disassembly, platy structure is specifically as follows two
The plate of trough of belt is assembled, and the groove of two plates surrounds the receiving space for placing heater 13.
Further, when heating and heat-insulating device is used to carry out heating and thermal insulation to magazine 40, heating and heat-insulating device
Heating frame 11 is specifically as follows flat board (heating frame 1021 as shown in Figure 3), and magazine 40 is placed on flat board, and flat board
On open up the holding tank that can accommodate heater 13, heater 13 heats to flat board, and flat board enters to the bottom of magazine 40
Row heating, i.e., heater 13 is heated and magazine 40 is protected indirectly by flat board to the bottom of magazine 40
Temperature, wherein, temperature sensor 12 is used for the temperature for detecting flat board, and therefore, temperature sensor 12 is specifically located on flat board, and will
The temperature feedback detected is controlled to controller, controller according to the temperature of feedback to heater 13.
It should be noted that when heating and heat-insulating device is to 40 heating and thermal insulation of magazine, the structure of heating frame 11 includes
But the above-mentioned flat board with holding tank is not limited to, heating frame 11 can also be that can arbitrarily realize the knot heated to magazine 40
Structure, i.e. heating frame 11 match with magazine 40, and the concrete structure of heating frame 11 can also be according to thermal part to be added
Structure enters line translation.
Wherein, in order that the heat conductivility for obtaining heating frame 11 is preferable, in the present embodiment, heating frame 11 specifically uses thermal conductivity
The good Heat Conduction Material of energy is made, it is preferred that and Heat Conduction Material is aluminium, i.e., heating frame 11 can be made of aluminium, accordingly, on
The flat board in embodiment, supporting plate 112 and platy structure is stated preferably to be made using aluminium sheet.
Embodiment two
Fig. 2 is the structural representation for the heating and heat-insulating device that the utility model embodiment two provides, in above-described embodiment
On the basis of, in the present embodiment, heating and heat-insulating device also includes：Thermal protector 14, thermal protector 14 are arranged on heating frame 11, and
Thermal protector 14 and heater 13 are connected, wherein, due to when temperature sensor 12 or controller failure, heater 13 can pair plus
The hot continuous heating of frame 11, so cause actual temperature to be higher than design temperature scope, so cause thermal part to be added (such as printhead 20
Or magazine 40) temperature it is too high so that the temperature of printhead 20 or the printed material in magazine 40 rise and
Cause the viscosity of printed material too low, greatly affected print quality, therefore, thermal protector 14 of being connected on heater 13,
When the actual temperature of so heating frame 11 reaches the operating temperature of thermal protector 14, thermal protector 14 disconnects circuit, heater
13 are stopped, so as to avoid the situation of the too high damage printhead 20 of temperature or other elements, when temperature is reduced to Thermal protection
During the reset temperature of device 14, circuit and can recloses.
Wherein, thermal protector 14 is specifically as follows fuse, or thermoswitch, in order to reuse, and heat
Protector 14 is preferably thermoswitch.
Embodiment three
Fig. 3 is the structural schematic block diagram for the 3D printer that the utility model embodiment three provides, and Fig. 4 is the utility model reality
The schematic perspective view of part-structure in the 3D printer of the offer of example three is applied, on the basis of above-described embodiment, in the present embodiment, such as
Shown in Fig. 3-4, magazine 40, printhead 20, print platform 90 and control unit 30, wherein, control unit 30 respectively with storage
Material container 40, printhead 20 are connected with print platform 90, and the discharging opening of magazine 40 is connected with printhead 20, wherein, storing
Container 40 is used to hold printed material, can specifically include one-level print cartridge and/or two stage ink box, in the present embodiment, magazine
40 are specifically illustrated by taking the two stage ink box being connected with printhead 20 as an example, and in the present embodiment, printhead 20, which is used to distribute, to be printed
Material, print platform 90 are used to receive printed material to form target object, and control unit 30 is used to control whole printing process.
As shown in figure 4, also including the heating and heat-insulating device 10 of at least one above-described embodiment, heating and heat-insulating device 10 is used for
Heating and thermal insulation is carried out to printhead 20 and/or magazine 40, specifically, as shown in figure 4, heating and heat-insulating device 10 includes first
The heating and heat-insulating device 102 of heating and heat-insulating device 101 and/or second, wherein, printhead 20 is arranged on the first heating and heat-insulating device
On 101, the first heating and heat-insulating device 101 is used to carry out heating and thermal insulation to printhead 20, and the second heating and heat-insulating device 102 is arranged on
The bottom of magazine 40, the second heating and heat-insulating device 102 are used to carry out heating and thermal insulation to magazine 40, wherein the second heating
In the installation of the bottom of magazine 40, the heating frame 1021 of second heating and heat-insulating device 102 will can store up attemperator 102
The bottom of material container 40 all covers, or the heating frame 1021 of second heating and heat-insulating device 102 can also be from magazine
40 bottom extends to the side of magazine 40.
It should be noted that the first heating and heat-insulating device 101 and the second heating and heat-insulating device 102 are only intended to difference heating
Attemperator 10, it is not used to limit heating and heat-insulating device 10, and in the present embodiment, according to printhead 20 and magazine 40
Quantity multiple first heating and heat-insulating devices 101 and multiple second heating and heat-insulating devices 102 be set, particular number according to it is actual should
With being chosen, in the present embodiment, the first heating and heat-insulating device 101 and the second heating and heat-insulating device 102 include heater 13
(referring to such as Fig. 1), temperature sensor 1012 (1022), controller, thermal protector 1013 (1023) and heating frame 1011 (1021),
The operation principle and mounting means of first heating and heat-insulating device 101 and the second heating and heat-insulating device 102 are as in above-mentioned embodiment
The operation principle and result of heating and heat-insulating device 10 are identicals, are repeated no more in the present embodiment.
Further, for the ease of being carried out to magazine 40, printhead 20, control unit 30 and heating and heat-insulating device 10
Set, in the present embodiment, as shown in figure 4, also including：Word vehicle frame 50, magazine 40, control unit 30, printhead 20, first
The heating and heat-insulating device 102 of heating and heat-insulating device 101 and second is arranged on word vehicle frame 50, specifically, the first heating and thermal insulation fills
Put 101 heating frame 11 to be fixed on word vehicle frame 50, printhead 20 is arranged on the first heating and heat-insulating device 101, the second heating
The heating frame 11 of attemperator 102 is fixed on the another location of word vehicle frame 50, and magazine 40 is arranged on the second heating and protected
On the heating frame 11 of warm device 102, in the present embodiment, in order to ensure that the printed material in magazine 40 swimmingly enters printing
First 20, position of the magazine 40 on word vehicle frame 50 can be higher than position of the printhead 20 on word vehicle frame 50.
Wherein, in the present embodiment, the controllable word vehicle frame 50 for being provided with magazine 40 and printhead 20 of control unit 30
Moved relative to print platform 90, and control printhead 20 to distribute material in motion process to print platform 90, one layer is beaten
Print finishes, and control unit 30 controls print platform 90 to decline certain distance, continues next layer of printing, successively accumulates, with
Form target object, and it should be noted that the heating and heat-insulating device 101 of control unit 30 and first and the second heating and thermal insulation dress
A total control module can be integrated into by putting the controller in 102, or can also add control unit 30 with first respectively
Hot attemperator 101 is connected with the controller in the second heating and heat-insulating device 102.
Wherein, in the present embodiment, because heating frame 1011 (1021) contacts with word vehicle frame 50, and heating frame 1011 (1021)
When the temperature heated by heater 13 is higher, in order to avoid the temperature of word vehicle frame 50 is too high, and the stability of its structure is can guarantee that,
The preferably poor sheet metal component of heat conductivility of word vehicle frame 50, the temperature of word vehicle frame 50 when such heating frame 11 is heated in the present embodiment
Degree is not easy too high.
Further, as shown in figure 3, also including：Straightener roll 70, straightener roll 70 are arranged on word vehicle frame 50, straightener roll 70
It is connected with control unit 30, the material layer that straightener roll 70 prints to printhead 20 is smoothed, to improve printing precision.
Further, as shown in figure 3, also including：Solidification equipment 60, solidification equipment 60 are arranged on word vehicle frame 50, solidification
Device 60 is connected with control unit 30, and solidification equipment 60 is used to solidify the deposition materials on print platform 90, specifically,
When printhead 20 prints layer of material, solidification equipment 60 solidifies to the layer material printed so that printhead 20 to
The printed material printed on print platform 90 solidifies to form target object.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (11)
1. a kind of heating and heat-insulating device, including：Heater, temperature sensor and controller, wherein, the controller respectively with institute
State temperature sensor with the heater to be connected, it is characterised in that also include：Heating frame, the heater and the temperature pass
Sensor is arranged on the heating frame, and the heater is used to heat the heating frame, and the heating frame is used to treat
Heater block carries out heating and thermal insulation.
2. heating and heat-insulating device according to claim 1, it is characterised in that the heating frame includes supporting plate, wherein, institute
The groove for being opened up in supporting plate and can installing printhead is stated, and the outward flange of the groove is provided with the side phase with the printhead
The platy structure of matching, and there is the receiving space that can accommodate the heater, the temperature sensor in the platy structure
It is arranged on the controller in the supporting plate.
3. heating and heat-insulating device according to claim 1, it is characterised in that the heating frame is flat board, on the flat board
The holding tank of the heater can be accommodated by opening up, and the temperature sensor and the controller are arranged on the flat board.
4. according to any described heating and heat-insulating devices of claim 1-3, it is characterised in that also include：
Thermal protector, the thermal protector are arranged on the heating frame, and the thermal protector and heater series connection.
5. according to any described heating and heat-insulating devices of claim 1-3, it is characterised in that the heating frame is using heat conduction material
Expect the support being made.
6. heating and heat-insulating device according to claim 5, it is characterised in that the Heat Conduction Material is aluminium.
7. a kind of 3D printer, including：Magazine, printhead, print platform and control unit, wherein, described control unit
It is connected respectively with the magazine, printhead and print platform, the discharging opening of the magazine is connected with the printhead,
Characterized in that, also include any described heating and heat-insulating devices of at least one the claims 1-6, the heating and thermal insulation dress
Put for carrying out heating and thermal insulation to the printhead and/or the magazine.
8. 3D printer according to claim 7, it is characterised in that the heating and heat-insulating device includes the first heating and thermal insulation
Device and/or the second heating and heat-insulating device,
Wherein, the printhead is arranged on first heating and heat-insulating device；
Second heating and heat-insulating device is arranged on the bottom of the magazine.
9. 3D printer according to claim 8, it is characterised in that also include：Word vehicle frame, it is the magazine, described
Control unit, the printhead, first heating and heat-insulating device and the second heating and heat-insulating device are arranged at the word vehicle frame
On.
10. 3D printer according to claim 9, it is characterised in that also include：Straightener roll, the straightener roll are arranged on
On the word vehicle frame, the material layer that the straightener roll goes out to the printhead prints is smoothed.
11. 3D printer according to claim 9, it is characterised in that also include：Solidification equipment, the solidification equipment are set
Put on the word vehicle frame, and the solidification equipment is used to solidify the deposition materials on the print platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720533463.3U CN207120488U (en) | 2017-05-15 | 2017-05-15 | Heating and heat-insulating device and 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720533463.3U CN207120488U (en) | 2017-05-15 | 2017-05-15 | Heating and heat-insulating device and 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207120488U true CN207120488U (en) | 2018-03-20 |
Family
ID=61615378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720533463.3U Active CN207120488U (en) | 2017-05-15 | 2017-05-15 | Heating and heat-insulating device and 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207120488U (en) |
-
2017
- 2017-05-15 CN CN201720533463.3U patent/CN207120488U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200927 Address after: Room 105-60088, No. 6, Baohua Road, Hengqin New District, Zhuhai City, Guangdong Province Patentee after: Zhuhai Sanwei Technology Co.,Ltd. Address before: 7, A District, 01 building, 3883 Zhuhai Avenue, Xiangzhou District, Zhuhai, Guangdong, 519060 Patentee before: Zhuhai Saina Printing Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |