CN211730243U - FDM color printing device - Google Patents
FDM color printing device Download PDFInfo
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- CN211730243U CN211730243U CN201921864811.0U CN201921864811U CN211730243U CN 211730243 U CN211730243 U CN 211730243U CN 201921864811 U CN201921864811 U CN 201921864811U CN 211730243 U CN211730243 U CN 211730243U
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Abstract
The utility model provides a FDM color printing device, includes and adds the color material device, it includes colouring material hopper, ejector pin to add the color material device, the ejector pin is including flexible drive, the body of rod, appearance feed bin, the colouring material hopper is provided with the discharge gate, the body of rod runs through the discharge gate, just the body of rod bore with discharge gate bore phase-match, promptly the body of rod seals the discharge gate, the body of rod is provided with the blind hole, promptly the appearance feed bin, flexible drive the appearance feed bin on the body of rod gets into the colouring material hopper or stretches out the colouring material hopper. Match colors, compounding through intelligent control, realize FDM accurate, automatic colored printing, promote work efficiency, enrich FDM product color simultaneously, improve artistic effect.
Description
Technical Field
The utility model relates to a FDM prints the field, especially relates to a FDM color printing device.
Background
The FDM printing technique has a disadvantage that the color model cannot be printed, and only a monochrome material can be printed, which greatly limits the development of the FDM technique. Many scholars have also proposed dual-nozzle, multi-nozzle printing device configurations that, while capable of printing two or more colors, are far from meeting the needs of models for complex color models of gradient colors.
The FDM forming process is to construct a model based on PLA raw material melt extrusion, wherein the used raw materials are mostly pure white PLA particles, and the pure white PLA particles are directly added into a hopper to be heated, extruded, printed and formed; the general PLA material is milk white, is polymerized by lactic acid, and is not added with a coloring agent. The method is characterized in that the method can be used for directly printing and forming a casting mould or a common product without post-treatment, and the artistic product needs post-treatment after construction, such as: painting, rendering, etc.
At present, manual operation is carried out on printing and color matching of art products, color matching weight is calculated according to a color spectrum, matched colors are manually added into a hopper in the printing process, matching difficulty is caused when the color system matching amount is small, waste is caused when the color system matching amount is large, and a specially-assigned person needs to stare and operate.
Disclosure of Invention
Not enough to prior art, the utility model provides a FDM color printing device, the utility model discloses a technical problem of an aspect solution realizes automatic color printing, need not special messenger's operation or post processing.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a FDM color printing device, includes and adds the color material device, it includes colouring material hopper, ejector pin to add the color material device, the ejector pin is including flexible drive, the body of rod, appearance feed bin, the colouring material hopper is provided with the discharge gate, the body of rod runs through the discharge gate, just the body of rod bore with discharge gate bore phase-match, promptly the body of rod seals the discharge gate, the body of rod is provided with the blind hole, promptly the appearance feed bin, flexible drive the appearance feed bin on the body of rod gets into the colouring material hopper or stretches out the colouring material hopper.
Use circular shape look granule material in this scheme, the unanimous look granule material of size, every look granule weight and volume are unanimous, so convenient calculation, can hold a look granule material in the space of holding the feed bin, utilize the holding feed bin in the ejector pad pole, once whenever flexible, take out a look granule material area the colouring material hopper, so as long as control the flexible number of times of ejector pad pole, just can make statistics of how much of the look granule material of taking out to realize the ration, reinforced convenient and fast moreover, the ejection of compact rapidly.
Preferably, the colouring material hopper is including holding the material section, arranging the material section, go out the material section, hold the material section with arrange the material section intercommunication, the other end that arranges the material section sets up go out the material section, it is long tubular to arrange the material section, hold material section one side and be row material section part upwards extension, and the remainder is the fill form, and to row material section slope, go out the material section to hold feed bin direction slope, and go out the material section with hold feed bin opening phase-match.
The design of pigment hopper structure is in order to guarantee that the look grain material is arranged to the flexible condition that can not have the unloaded condition of ejector pad pole at every turn, guarantees the precision. Hold material section one side and be the upward extension of row material section part, and the remainder is the bucket form for look grain material gets into row material section smoothly by holding the material section, can not block the filling opening moreover, arrange the bore of material section with the diameter phase-match of look grain material makes and only holds a grain of look grain material in the same level in arranging the material section, makes the look grain material arrange one by one in the row material section of long tube form, then reachs the material section, and the play material section of slope guarantees that look grain material gets into smoothly hold the feed bin, and only has a grain to get into at every turn.
Preferably, the bottom surface of the material containing bin inclines towards the opening direction.
Accelerate the look grain material to get into next step, when holding the feed bin in the colouring material hopper moreover, look grain material outwards supports slightly and expects that the next will get into in the section of arranging the look grain material of feed bin holds, two look grain materials support each other like this, block when also preventing the ejector pad pole flexible.
Preferably, still include the colour mixture device, the colour mixture device is including connecing hopper, colour mixture chamber, heating ring, agitator, valve, connect hopper one end opening, and the other end with colour mixture chamber intercommunication, the colour mixture chamber other end sets up the valve, promptly by the valve seals the colour mixture chamber other end, connect the hopper opening with add the material device phase-match, the heating ring sets up on the colour mixture chamber, and be used for the heating colour mixture chamber, the agitator sets up in the colour mixture chamber.
The color material adding device can be directly communicated with the FDM extrusion device and can print single-color materials, and if mixed colors need to be printed, the time of various color granules in the extrusion device needs to be prolonged, so that color mixing can be realized. However, this method of color mixing is inefficient when mixing multiple colors. So this scheme has designed colour mixture device, general condition connects hopper top to set up 3 and adds the color material device, what install respectively is the three primary colors, blue color aggregate, red color aggregate and yellow color aggregate, then the colour of joining in marriage as required, it needs how much respectively to decide, the color aggregate entering of different colours connects the hopper, then get into the colour mixing chamber, the heating ring is set up outward to the colour mixing chamber, melt the mixing with different colours under the stirring of stirring, obtain required colour, then open the valve, let in the extrusion device with the colour, this kind of mode is efficient, just can realize extruding required colour fast, the precision that makes the product reach is higher, the transition between different colours is short.
Preferably, the outer layer of the stirrer and the inner layer of the color mixing cavity are both provided with hydrophobic material layers.
The hydrophobic material layer makes the color in the color mixing cavity on the stirrer enter the next flow rapidly, and the wall can not be hung to influence the next color matching.
Preferably, still including adding base material device, extrusion device, gradient heating ring group, the extrusion device lower part sets up the export, gradient heating ring group sets up extrusion device is last, add the base material device with extrusion device intercommunication, and intercommunication department is located gradient heating ring group upper reaches, gradient heating ring group includes upper segment heating ring, middle section heating ring and hypomere heating ring, upper segment heating ring the middle section heating ring with hypomere heating ring sets up at interval in order, just hypomere heating ring sets up the extrusion device exit end. The base material adding device is loaded with base material, generally white base material, and the extruding device is internally provided with a screw rod, so that the base material and the pigment can be extruded from an outlet to finish the printing work.
The gradient heating ring group heats gradually, has good melting effect and high efficiency, and ensures that the material is more uniform and the color mixing effect is better.
Preferably, the working temperature of the upper heating ring is 175 ℃, the working temperature of the middle heating ring is 180 ℃, and the working temperature of the lower heating ring is 185 ℃.
The gradual temperature raising mode can melt quickly and completely.
Preferably, the conveying pipe of the color mixing device is communicated with the extrusion device, and the communication position is located between the middle section heating ring and the lower section heating ring.
The pigment and the base material are quickly and uniformly mixed under the action of a lower heating ring at 185 ℃, and the working efficiency is high.
Preferably, the cooling device comprises an extrusion cooling ring, the extrusion cooling ring is arranged on the extrusion device and is positioned at the downstream of the communication part of the base material feeding device and the extrusion device, namely the extrusion cooling ring is arranged at the downstream of the gradient heating ring group.
The extrusion cooling ring is arranged to prevent heat at the downstream from being conducted to the upper base material adding device, so that the base material is heated, the flowability is influenced, and even a passage is blocked.
Preferably, the cooling device further comprises a color material adding cooling ring, the color material adding cooling ring is arranged on the outer side of the pigment hopper, and the working temperature of the cooling device is 10-30 ℃.
The arrangement of the color material adding cooling ring prevents heat transfer of the heating ring outside the color mixing cavity from being transferred to the color material adding device to influence the work of the material pushing rod and the flowability of the color aggregate. The smooth operation is ensured.
According to the above technical scheme, the utility model discloses an aspect one beneficial effect who brings is that, match colors, compounding through intelligent control, realize FDM accurate, automatic colored printing, promote work efficiency, richen FDM product color simultaneously, improve artistic effect.
Drawings
Fig. 1 is a schematic structural diagram of an FDM color printing apparatus according to an embodiment of the present disclosure.
Fig. 2 is a side view of an FDM color printing apparatus according to an embodiment of the present disclosure.
Fig. 3 is a cross-sectional view of an FDM color printing apparatus according to an embodiment of the present disclosure.
Fig. 4 is a partially enlarged view of fig. 3.
In the figure: the device comprises a color material adding device 10, a color material hopper 11, a material containing section 110, a discharging section 111, a discharging section 112, a material pushing rod 12, a rod body 120, a material containing bin 121, a color mixing device 20, a material receiving hopper 21, a color mixing cavity 22, a heating ring 23, a stirrer 24, a valve 25, a base material adding device 30, an extruding device 40, a gradient heating ring group 50, an upper section heating ring 51, a middle section heating ring 52, a lower section heating ring 53 and an extruding cooling ring 60.
Detailed Description
The technical scheme of the embodiment of the utility model is explained in further detail by combining the attached drawings of the utility model.
Example 1:
the utility model provides a FDM color printing device, includes with base material device 30, extrusion device 40, gradient heating ring group 50, adds color device 10, extrusion device 40 lower part sets up the export, gradient heating ring group 50 sets up on extrusion device 40, add base material device 30 with extrusion device 40 intercommunication, and the intercommunication department is located gradient heating ring group 50 upstream, add color device 10 with extrusion device 40 UNICOM, and the intercommunication department is located gradient heating ring group 50 upstream. Divided into opposite upstream and downstream directions, depending on the direction of flow of the material in the extrusion device 40.
Add color material device 10 and include colouring material hopper 11, ejector beam 12 includes flexible drive, the body of rod 120, holds feed bin 121, colouring material hopper 11 is provided with the discharge gate, the body of rod 120 runs through the discharge gate, just the body of rod 120 bore with discharge gate bore phase-match, promptly the body of rod 120 seals the discharge gate, the body of rod 120 is provided with the blind hole, promptly hold feed bin 121, flexible drive the holding feed bin 121 on the body of rod 120 gets into colouring material hopper 11 or stretches out colouring material hopper 11. That is, the material pushed out from the color hopper 11 by the material pushing rod 12 enters the extruding device 40.
The gradient heating ring set 50 comprises an upper section heating ring 51, a middle section heating ring 52 and a lower section heating ring 53, wherein the upper section heating ring 51, the middle section heating ring 52 and the lower section heating ring 53 are sequentially arranged at intervals, and the lower section heating ring 53 is arranged at the outlet end of the extrusion device 40. In one embodiment, the upper heating ring 51 operates at 175 ℃, the middle heating ring 52 operates at 180 ℃, and the lower heating ring 53 operates at 185 ℃.
Example 2:
referring to fig. 1 and 2, an FDM color printing apparatus includes a color feeding device 10, a color mixing device 20, a base material feeding device 30, an extruding device 40, and a gradient heating ring set 50, wherein an outlet is provided at a lower portion of the extruding device 40, the gradient heating ring set 50 is provided on the extruding device 40, the base material feeding device 30 is communicated with the extruding device 40, and the communication position is located at an upstream of the gradient heating ring set 50, the gradient heating ring set 50 includes an upper section heating ring 51, a middle section heating ring 52 and a lower section heating ring 53, the upper section heating ring 51, the middle section heating ring 52 and the lower section heating ring 53 are sequentially arranged at intervals, and the lower section heating ring 53 is provided at an outlet end of the extruding device 40. The feeding pipe of the color mixing device 20 is communicated with the extruding device 40, and the communication position is located between the middle section heating ring 52 and the lower section heating ring 53.
Referring to fig. 3 and fig. 4, it includes colouring material hopper 11, material pushing rod 12 to add colour material device 10, material pushing rod 12 includes flexible drive, the body of rod 120, holds feed bin 121, colouring material hopper 11 is provided with the discharge gate, the body of rod 120 runs through the discharge gate, just body of rod 120 bore with discharge gate bore phase-match, promptly body of rod 120 seals the discharge gate, body of rod 120 is provided with the blind hole, promptly hold feed bin 121, flexible drive the holding feed bin 121 on the body of rod 120 gets into colouring material hopper 11 or stretches out colouring material hopper 11.
The feeding device lower part sets up colour mixture device 20, colour mixture device 20 is including connecing hopper 21, colour mixture chamber 22, heating ring 23, stirring 24, valve 25, connect hopper 21 one end opening, and the other end with colour mixture chamber 22 intercommunication, the colour mixture chamber 22 other end sets up valve 25, promptly by valve 25 seals the colour mixture chamber 22 other end, connect hopper 21 opening with add the material device phase-match, heating ring 23 sets up on the colour mixture chamber 22, and be used for the heating colour mixture chamber 22, stirring 24 sets up in the colour mixture chamber 22. The outer layer of the stirrer 24 and the inner layer of the color mixing cavity 22 are both provided with hydrophobic material layers.
Example 3:
on the basis of the above embodiment 1 or embodiment 2, the colorant hopper 11 includes the material containing section 110, the material discharging section 111, and the material discharging section 112, the material containing section 110 is communicated with the material discharging section 111, the other end of the material discharging section 111 is provided with the material discharging section 112, the material discharging section 111 is in a long tube shape, one surface of the material containing section 110 is the upward extension of the material discharging section 111, and the rest part is in a bucket shape, and is inclined towards the material discharging section 111, the material discharging section 112 is inclined towards the material containing bin 121, and the material discharging section 112 is matched with the opening of the material containing bin 121. The bottom surface of the storage bin 121 is inclined toward the opening direction.
Example 4:
on the basis of the above embodiment, the cooling device further comprises an extrusion cooling ring 60 and a coloring material cooling ring, wherein the extrusion cooling ring 60 is disposed on the extrusion device 40 and is located downstream of the communication position of the base material adding device 30 and the extrusion device 40, that is, the extrusion cooling ring 60 is disposed downstream of the gradient heating ring set 50. The color material adding cooling ring is arranged on the outer side of the pigment hopper 11, and the working temperature of the cooling device is 10-30 ℃.
Claims (8)
1. An FDM color printing apparatus, comprising: including adding the color material device, it includes colouring material hopper, ejector pin to add the color material device, the ejector pin is including flexible drive, the body of rod, appearance feed bin, the colouring material hopper is provided with the discharge gate, the body of rod runs through the discharge gate, just the body of rod bore with discharge gate bore phase-match, promptly the body of rod seals the discharge gate, the body of rod is provided with the blind hole, promptly the appearance feed bin, flexible drive the appearance feed bin on the body of rod gets into the colouring material hopper or stretches out the colouring material hopper.
2. An FDM color printing apparatus according to claim 1, wherein: the colouring material hopper is including holding the material section, arranging the material section, going out the material section, hold the material section with arrange the material section intercommunication, the other end of arranging the material section sets up go out the material section, it is long tubular to arrange the material section, it is to hold material section one side row material section part upwards extends, and the remainder is the fill form, and to arrange the material section slope, go out the material section to hold feed bin direction slope, and go out the material section with hold feed bin opening phase-match.
3. An FDM color printing apparatus according to claim 1, wherein: the bottom surface of the material containing bin inclines towards the opening direction.
4. An FDM color printing apparatus according to claim 1, wherein: still include the colour mixture device, the colour mixture device is including connecing hopper, colour mixture chamber, heating ring, stirring, valve, connect hopper one end opening, and the other end with colour mixture chamber intercommunication, the colour mixture chamber other end sets up the valve, promptly by the valve seals the colour mixture chamber other end, connect the hopper opening with add the colour mixture device phase-match, the heating ring sets up on the colour mixture chamber, and be used for the heating the colour mixture chamber, the stirring sets up in the colour mixture chamber.
5. An FDM color printing apparatus according to claim 4, wherein: the outer layer of the stirrer and the inner layer of the color mixing cavity are both provided with hydrophobic material layers.
6. An FDM color printing apparatus according to claim 4, wherein: still including adding base material device, extrusion device, gradient heating ring group, the extrusion device lower part sets up the export, gradient heating ring group sets up extrusion device is last, add the base material device with extrusion device intercommunication, and the intercommunication department is located gradient heating ring group upper reaches, gradient heating ring group includes upper segment heating ring, middle section heating ring and hypomere heating ring, the upper segment heating ring the middle section heating ring with the hypomere heating ring sets up at interval in order, just the hypomere heating ring sets up the extrusion device exit end.
7. An FDM color printing apparatus according to claim 6, wherein: and a conveying pipe of the color mixing device is communicated with the extrusion device, and the communicated position is positioned between the middle section heating ring and the lower section heating ring.
8. An FDM color printing apparatus according to claim 6, wherein: the cooling device comprises an extrusion cooling ring, the extrusion cooling ring is arranged on the extrusion device and is positioned at the downstream of the communication position of the base material feeding device and the extrusion device, namely the extrusion cooling ring is arranged at the downstream of the gradient heating ring group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921864811.0U CN211730243U (en) | 2019-11-01 | 2019-11-01 | FDM color printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921864811.0U CN211730243U (en) | 2019-11-01 | 2019-11-01 | FDM color printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211730243U true CN211730243U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921864811.0U Active CN211730243U (en) | 2019-11-01 | 2019-11-01 | FDM color printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211730243U (en) |
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2019
- 2019-11-01 CN CN201921864811.0U patent/CN211730243U/en active Active
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Effective date of registration: 20211119 Address after: 298, ningshuo South Street, Yinchuan economic and Technological Development Zone, Ningxia Hui Autonomous Region Patentee after: KOCEL INTELLIGENT EQUIPMENT Co.,Ltd. Address before: 750021 science and technology building and office building of small and medium sized enterprise entrepreneurial base in economic and Technological Development Zone, 330 Huanghe Road, Xixia District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: NATIONAL INTELLIGENT FOUNDRY INDUSTRY INNOVATION CENTER |