CN204054671U - A kind of hot-melt extruded device with one-way cock - Google Patents
A kind of hot-melt extruded device with one-way cock Download PDFInfo
- Publication number
- CN204054671U CN204054671U CN201420481858.XU CN201420481858U CN204054671U CN 204054671 U CN204054671 U CN 204054671U CN 201420481858 U CN201420481858 U CN 201420481858U CN 204054671 U CN204054671 U CN 204054671U
- Authority
- CN
- China
- Prior art keywords
- way cock
- hot
- heater
- melt extruded
- nozzle
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of hot-melt extruded device with one-way cock, described device comprises heater, nozzle, be located at the one-way cock assembly between heater and nozzle, one-way cock assembly is provided with one-way cock module inlet and one-way cock module outlet, one-way cock component internal is provided with one-way cock, the outlet of heater is connected to one-way cock module inlet, nozzle is connected on one-way cock module outlet, hot melt material is melted after entering heater, the hot melt material be melted enters one-way cock assembly by one-way cock module inlet, nozzle again by being connected to one-way cock module outlet is extruded.Described device is easy to use, Be very effective, the heater of described hot-melt extruded device is connected to one-way cock assembly extruded by nozzle again, one-way cock is utilized to block the material reflow of other meltings, realize multiple material access a hot-melt extruded device and extruded by single nozzle, and can meet the colored 3D printing needs of hot-melt extruded while of many color material.
Description
Technical field
The utility model relates to hot-melt extruded device, and in more detail, the hot-melt extruded device relating to band one-way cock leads to.
Background technology
Homogenous material hot-melt extruded device often can not meet many material requirements.Hot-melt extruded device is widely used in fuse method of piling (FDM) 3D printer as printhead.Except printing the main material of 3D model, sometimes also needing special backing material, particularly can be fallen by dissolution with solvents after 3D model has printed, and this solvent can not impact the main material printing 3D model.In addition, colored 3D prints needs can by the material of multiple color hot-melt extruded simultaneously.That is development need many material hot melt device of FDM 3D printing.
Adopt the thermofusion device of multiple homogenous material, i.e. multiple printhead, the demand to many material hot melt device can be solved to a certain extent.But also there is limitation, such as, the volume of multiple thermofusion device can be doubled and redoubled, their nozzle alignment easily has problems, cause the unreliable of printing, in addition, multiple thermofusion device is difficult to the mixing toning realizing multiple material (color), can only realize limited varicolored colour print.
Above shortcoming can be overcome by the mode of single nozzle, but simply multiple material be accessed the backflow that a hot-melt extruded device can produce different materials.Such as, due to the needs of toning, if the material over time of certain color is not used, namely do not have continuous to feeding mouth charging, the pressure of its feeding mouth can reduce gradually, the other materials of melting can be extruded by this feeding mouth by the operating pressure in hot-melt extruded device, forms backflow, enters feeding mouth after even affecting this material.
In existing patented technology, patent publication No.: 101264659, denomination of invention: a kind of hot melt rubber stick extrusion machine, this invention mechanism comprises: be provided with screw propulsion cutting agency (6) in hopper (4) below, the shaft of augering screw wherein and hopper (4) is in transmission connection; Around screw propulsion cutting agency (6), be provided with the cooling water circulation water jacket with water inlet (1) and delivery port (5); Described screw propulsion cutting agency (6) below is connected with the extruder (10) with heater, and the outer end of the extrusion screw rod (9) of extruder (10) is connected with extrudes power set (7); The output connecting extruder head (12) of extruder (10), extruder head (12) output connects bosh (13), and the discharge end of bosh (13) connects the first carry-over pinch rolls (14) and the second carry-over pinch rolls (16) successively.By screw propulsion cutting agency, mixed material is pushed in extruder by force under dynamic action, improves hot melt rubber stick quality and production efficiency.
Patent publication No. 102834241A, denomination of invention: a kind of method for the preparation of structured film, it comprises the steps: that melted material is extruded through the extrusion die with at least one shaping die lip by (a), to form melt extrudate, described melt extrudate has the first and second main extrudate surfaces, and has the first architectural feature in described first main extrudate surface; B () makes described melt extrudate contact to comprise the tool surfaces of one or more second architectural feature, at least one in the second architectural feature contacting in described tool surfaces to make a part for the first architectural feature in described first main extrudate surface; (c) described melt extrudate is cooled to provide structured film.
The volume that all unresolved multiple hot melt material of hot melt material extrusion device that disclosed patent application relates to above extrudes faced multiple thermofusion devices can be doubled and redoubled, and the hot melt material extrusion device that above-mentioned patent application technology relates to is not suitable for yet and is arranged on printing device, more can not realize multiple hot melt material and reliably access on a hot-melt extruded device.
Utility model content
The utility model object is to provide a kind of hot-melt extruded device with one-way cock, the heater of hot-melt extruded device is connected to one-way cock assembly and then is extruded by nozzle by described device, like this when certain material is not by use, one-way cock blocks the material reflow of other meltings, realizes multiple material and reliably can access a hot-melt extruded device and be extruded by single nozzle.
Device described in the utility model comprises: heater, nozzle, be arranged on the one-way cock assembly between heater and nozzle, one-way cock assembly is provided with one-way cock module inlet and one-way cock module outlet, one-way cock component internal is provided with one-way cock between described module inlet and module outlet, the outlet of heater is connected to one-way cock module inlet, nozzle is connected on one-way cock module outlet, hot melt material is melted after entering heater, the hot melt material be melted enters one-way cock assembly by one-way cock module inlet, nozzle again by being connected to one-way cock module outlet is extruded.
Further, described one-way cock assembly has more than one entrance, and different hot melt materials is entered one-way cock assembly by after described heater fusing by described one-way cock module inlet.
Further, described one-way cock comprises valve block, and described valve block can be backed down by the operating pressure that described hot melt material enters described one-way cock assembly, forms the fluid of proper flow; When the internal pressure of described one-way cock assembly is greater than described one-way cock module inlet pressure, described valve block blocks the entrance that described hot melt material enters described one-way cock assembly under the effect of one-way cock component internal pressure, forms one-way cock described in the utility model.
Further, described one-way cock comprises pretightning force device, the direction of the pretightning force of pretightning force device is from described one-way cock component internal towards the outside, and valve block is blocked described hot melt material and entered described one-way cock module inlet under the effect of the pretightning force of pretightning force device; The operating pressure that described hot melt material enters described one-way cock assembly can overcome described pretightning force and described valve block be backed down, and forms the fluid of proper flow; When the internal pressure of described one-way cock assembly is greater than one-way cock module inlet pressure, described valve block is blocked described hot melt material and is entered described one-way cock module inlet under the effect of one-way cock component internal pressure, thus forms one-way cock described in the utility model.
Further, described valve block is spheroid.
Further, described pretightning force device is spring.
Further, described valve block is magnetic valve block, and described pretightning force device is magnetic, and both interact generation pretightning force.
Further, described one-way cock assembly has the entrance of two described hot melt materials, a described magnetic valve block is provided with in described one-way cock assembly, described magnetic valve block can be moved between two entrances, and block one of them entrance, when first entrance has described hot melt material to enter, and when second entrance does not have described hot melt material to enter, second entrance is pushed under the active force that described magnetic valve block flows at described hot melt material fluid, and second entrance is blocked, prevent described hot melt material from flowing out described one-way cock assembly by second entrance, vice versa.
Further, described heater is provided with temperature controller, described different hot melt material is melted by respective described heater, the temperature of each described heater can independently set, and adjust respective design temperature according to the flow that described different hot melt material enters described one-way cock assembly, thus save the energy and reduce the thermal degradation of described hot melt material.
Further, the hot-melt extruded device of the single-phase valve of described band connects existing vibrating device, to reduce resistance that described hot melt material extruded by nozzle and to reduce the cooled internal stress of hot melt material.
The beneficial effect of a kind of hot-melt extruded device with one-way cock of the utility model is: easy to use, Be very effective.The heater of described hot-melt extruded device is connected to one-way cock assembly and then is extruded by nozzle by the utility model, one-way cock is utilized to block the material reflow of other meltings, realize multiple material reliably to access a hot-melt extruded device and be extruded by single nozzle, overcome the limitation of homogenous material thermofusion device, meet the needs of the material of the multiple color 3D printing of the colour of hot-melt extruded simultaneously simultaneously.
Accompanying drawing explanation
Fig. 1 is the perspective view of device described in the utility model;
Fig. 2 is the sectional view along Figure 1A-A;
Fig. 3 is the apparatus structure schematic diagram described in the utility model with two entrances;
Fig. 4 is the sectional view of the device described in the utility model with two entrances.
Shown in figure: 1-one-way cock assembly, 2-nozzle, 3-one-way cock module inlet, 4-heater, 5-valve block, 6-vibrating device, 7-magnetic (permanent magnet), 8-one-way cock module outlet, 31-one-way cock assembly first entrance, 32-one-way cock assembly second entrance, 51-magnetic valve block, 9-heater outlet.
Detailed description of the invention
The detailed description of the invention of the hot-melt extruded device of band one-way cock described in the utility model is introduced below in conjunction with Figure of description 1 to 4.
As shown in Figures 1 to 4, device described in the utility model comprises: heater 4, nozzle 2, be arranged on the one-way cock assembly 1 between heater 4 and nozzle 2, one-way cock assembly 1 is provided with one-way cock module inlet 3 and one-way cock module outlet 8, one-way cock assembly 1 inside is provided with one-way cock between described module inlet and module outlet, the outlet of heater 4 is connected to one-way cock module inlet 3, nozzle 2 is connected on one-way cock module outlet 8, hot melt material is melted after entering heater 4, the hot melt material be melted enters one-way cock assembly 1 by described one-way cock module inlet 3, extruded by the nozzle 2 be connected on one-way cock module outlet 8 again.
Further, described one-way cock assembly 1 is provided with more than one entrance, and different hot melt materials enters one-way cock assembly 1 by described one-way cock module inlet 3 after being melted by described heater 4.
Further, described one-way cock comprises valve block 5, and valve block 5 can be backed down by the operating pressure that described hot melt material enters described one-way cock assembly 1, forms the fluid of proper flow; When the internal pressure of described one-way cock assembly 1 is greater than described one-way cock module inlet 3 pressure, described valve block 5 is blocked described hot melt material and is entered one-way cock module inlet 3 under the effect of the internal pressure of one-way cock assembly 1, to form one-way cock described in the utility model.
Further, described one-way cock comprises pretightning force device (not shown), the direction of the pretightning force of pretightning force device is that described valve block 5 is blocked described hot melt material and entered described one-way cock module inlet 3 under the effect of the pretightning force of pretightning force device from described one-way cock assembly 1 inside towards the outside; The operating pressure that described hot melt material enters described one-way cock assembly 1 can overcome described pretightning force and valve block 5 be backed down, and forms the fluid of proper flow; When the internal pressure of described one-way cock assembly 1 is greater than described one-way cock module inlet 3 pressure, described valve block 5 is blocked described hot melt material further and is entered one-way cock module inlet 3 under the effect of described one-way cock assembly 1 internal pressure, forms one-way cock described in the utility model.
Further, described valve block 5 is spheroid.
Further, described pretightning force device is spring.
Further, described valve block 5 is magnetic valve block 51, and described pretightning force device is described magnetic 7, and both interact generation pretightning force.
Further, described one-way cock assembly 1 arranges two entrances, i.e. one-way cock assembly first entrance 31 and one-way cock assembly second entrance 32, the valve block 5 be made up of described magnetic 7 can be moved between described one-way cock assembly first entrance 31 and one-way cock assembly second entrance 32, and the entrance blocked in described two entrances, as when one-way cock assembly first entrance 31 have as described in hot melt material enter, and when one-way cock assembly second entrance 32 does not have described hot melt material to enter, one-way cock assembly second entrance 32 is pushed under the active force that described valve block 5 flows at hot melt material fluid, and one-way cock assembly second entrance 32 is blocked, prevent described hot melt material from flowing out described one-way cock assembly by one-way cock assembly second entrance 32, vice versa.
Further, described different hot melt material is melted by respective described heater, the temperature of each described heater 4 can be carried out independence setting and be controlled by temperature controller (not shown) disposed thereon, the flow entering described one-way cock assembly 1 according to described different hot melt material in real time adjusts respective design temperature, thus saves the energy and reduce the thermal degradation of described hot melt material.
Further, the hot-melt extruded device of the single-phase valve of described band can connect existing vibrating device, such as, on shake table or vibrating head, to reduce resistance that described hot melt material extruded by nozzle and to reduce the cooled internal stress of hot melt material.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the utility model scope of disclosure; the change that can expect easily or replacement, all should be encompassed in the protection domain of the utility model claim.
Claims (10)
1. the hot-melt extruded device with one-way cock, it is characterized in that: described device comprises heater, nozzle, be arranged on the one-way cock assembly between heater and nozzle, one-way cock assembly is provided with one-way cock module inlet and one-way cock module outlet, one-way cock component internal is provided with one-way cock between described entrance and described outlet, the outlet of heater is connected to one-way cock module inlet, nozzle is connected on one-way cock module outlet, hot melt material is melted after entering heater, the hot melt material be melted enters one-way cock assembly by described one-way cock module inlet, extruded by the nozzle be connected on one-way cock module outlet again.
2. the hot-melt extruded device according to claim 1 with one-way cock, is characterized in that: described one-way cock assembly is provided with more than one entrance.
3. the hot-melt extruded device according to claim 1 with one-way cock, is characterized in that: described one-way cock comprises valve block.
4. the hot-melt extruded device according to claim 1 with one-way cock, is characterized in that: described one-way cock comprises pretightning force device.
5. the hot-melt extruded device according to claim 3 with one-way cock, is characterized in that: described valve block is spheroid.
6. the hot-melt extruded device according to claim 4 with one-way cock, is characterized in that: described pretightning force device is spring.
7. the hot-melt extruded device according to claim 3 with one-way cock, is characterized in that: described valve block is magnetic valve block.
8. the hot-melt extruded device according to claim 4 with one-way cock, is characterized in that: described pretightning force device is magnetic.
9. the hot-melt extruded device according to claim 1 with one-way cock, it is characterized in that: described one-way cock assembly arranges two entrances, i.e. one-way cock assembly first entrance and one-way cock assembly second entrance, described one-way cock component internal only has a described valve block.
10. the hot-melt extruded device according to claim 1 with one-way cock, is characterized in that: described heater is provided with temperature controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481858.XU CN204054671U (en) | 2014-08-25 | 2014-08-25 | A kind of hot-melt extruded device with one-way cock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481858.XU CN204054671U (en) | 2014-08-25 | 2014-08-25 | A kind of hot-melt extruded device with one-way cock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204054671U true CN204054671U (en) | 2014-12-31 |
Family
ID=52196250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420481858.XU Expired - Fee Related CN204054671U (en) | 2014-08-25 | 2014-08-25 | A kind of hot-melt extruded device with one-way cock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204054671U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162991A (en) * | 2014-08-25 | 2014-11-26 | 厦门达天电子科技有限公司 | Hot-melt extrusion device with one-way valve |
| CN105398057A (en) * | 2015-07-24 | 2016-03-16 | 广西科技大学 | Material fusing connecting device for 3D printer |
| DE102020119354A1 (en) | 2020-07-22 | 2022-02-24 | Kraussmaffei Technologies Gmbh | Print head, printing device, use of a print head and a printing device in a 3D printing process, and the corresponding process |
-
2014
- 2014-08-25 CN CN201420481858.XU patent/CN204054671U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162991A (en) * | 2014-08-25 | 2014-11-26 | 厦门达天电子科技有限公司 | Hot-melt extrusion device with one-way valve |
| CN104162991B (en) * | 2014-08-25 | 2017-02-01 | 厦门达天电子科技有限公司 | Hot-melt extrusion device with one-way valve |
| CN105398057A (en) * | 2015-07-24 | 2016-03-16 | 广西科技大学 | Material fusing connecting device for 3D printer |
| DE102020119354A1 (en) | 2020-07-22 | 2022-02-24 | Kraussmaffei Technologies Gmbh | Print head, printing device, use of a print head and a printing device in a 3D printing process, and the corresponding process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205326299U (en) | Colour mixture 3D print head | |
| CN105666876B (en) | A kind of fluid circulation temperature control fusion sediment shapes printhead | |
| CN204054671U (en) | A kind of hot-melt extruded device with one-way cock | |
| CN206870391U (en) | 3D printer shower nozzle and 3D printer | |
| CN206703525U (en) | A kind of three-dimensional printer shower nozzle and three-dimensional printer | |
| CN203752528U (en) | Six-channel aggregation melt type squeezing nozzle for stackable colored three-dimensional printer | |
| CN106915074B (en) | A kind of 3D printing spray head preventing material leakage | |
| CN204488056U (en) | Polymer multicomponent gradient 3D prints extrusion device | |
| CN204547080U (en) | Complex component polymer 3D prints extrusion device | |
| CN108859102A (en) | A kind of hot-melt extruded device with one-way cock | |
| CN204914576U (en) | Double -colored switching and compounding colour mixture print pen | |
| CN205439260U (en) | Print shower nozzle fast and have 3D printer of this shower nozzle | |
| CN103358514A (en) | Efficient polyolefin single screw extruder with length-diameter ratio of 33 | |
| CN104162991A (en) | Hot-melt extrusion device with one-way valve | |
| CN202528412U (en) | Efficient polyolefin single screw rod extruder with length-diameter ratio of 33 | |
| CN105881898B (en) | A kind of new type colorful printing head | |
| CN204977464U (en) | A shower nozzle device for 3D printer | |
| CN204585854U (en) | A kind of colored 3D prints material spray mechanism | |
| CN206633411U (en) | A kind of colour print shower nozzle | |
| CN204604919U (en) | A kind of 3D fast prints material spray mechanism | |
| CN213133832U (en) | Slit type liquid extrusion die head for coating machine | |
| CN206579133U (en) | A kind of melt extrusion apparatus of 3D printing plastics | |
| CN207630516U (en) | 3D printer nozzle and printer | |
| CN206703519U (en) | A color head device and 3D printing equipment are changed in split heating | |
| CN205735919U (en) | A kind of three-layer co-extrusion internal cooling die head for extruder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170825 |