CN106799834A - A kind of many material 3 D-printing machine nozzles - Google Patents
A kind of many material 3 D-printing machine nozzles Download PDFInfo
- Publication number
- CN106799834A CN106799834A CN201710070137.8A CN201710070137A CN106799834A CN 106799834 A CN106799834 A CN 106799834A CN 201710070137 A CN201710070137 A CN 201710070137A CN 106799834 A CN106799834 A CN 106799834A
- Authority
- CN
- China
- Prior art keywords
- nozzle carrier
- pinch
- guide pad
- gathering sill
- storehouse
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
The present invention relates to expect 3 D-printing machine nozzle one kind more, including nozzle carrier, nozzle body, nozzle carrier top side is provided with pinch storehouse, pinch storehouse and be provided with pinch motor, pinch storehouse and be provided with main pinch wheel, nozzle carrier is provided with pod apertures, nozzle carrier is provided with heating tube, nozzle carrier top surface opposite side is provided with guide pad, guide pad is provided with gathering sill, gathering sill direction pinches the side opening of storehouse one, gathering sill cross section is sector, secondary pinch wheel is provided with gathering sill, guide pad bottom is provided with guide pillar, nozzle carrier is provided with guide pin bushing, guide pad side is provided with screw rod and the stepper motor that reloads, nozzle carrier is provided with the nut coordinated with screw rod, guide pad bottom is provided with annular boss, the pod apertures both sides of nozzle carrier top surface are provided with strip boss, strip boss constitutes shear blade with annular boss.The present invention enters pod apertures using the guide pad switching different material for moving horizontally, and simple structure can be printed continuously, efficiency high, and shear surface is neat, without adding single heat dissipation equipment for guide pad.
Description
Technical field
The present invention relates to 3 D-printing machine equipment, more particularly to a kind of many material 3 D-printing machine nozzles.
Background technology
3 D-printing is a kind of RP technique, based on mathematical model file, with powdery metal or plastics
Etc. can jointing material, come the technology of constructed object by way of successively printing.Past, it was often in Making mold, industrial design etc.
Field is used for modeling, is now increasingly used for the direct manufacture of some products.Particularly some high value applications, such as hip
Joint or tooth, or some airplane components etc., there are the parts printed using this technology.Because article passes through
After material accumulation in layer, then it is printed, the technology is also referred to as accumulation manufacture.Existing three-dimensional printer is once
Printing can only print a kind of consumptive material mostly, and once printing can print various consumptive materials and have important realistic meaning, and such as printing is mainly
Also with the file printing Auxiliary support for easily removing while model, the model and for example having is by various different materials（Color
Or the difference such as material）Composition, these are required for a kind of three-dimensional printer that can print many consumptive materials.Have a kind of based on fusion sediment
The three-dimensional printer of technology, once printing a shower nozzle can only spray a kind of consumptive material, to realize many consumptive material printings, using increase
Shower nozzle allows the method for multiple shower nozzle printing alternates.The various consumptive materials of model that this alternate printing type of many consumptive materials is printed it
Between it is discontinuous, print speed is slow, and shower nozzle number increases limited so as to once printing can only use a small number of consumptive materials.
Existing also have many material three-dimensional printers, but its complex structure, and consumptive material easily softens, reloads and have some setbacks in advance.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide expecting 3 D-printing machine nozzle one kind more.
The technical solution adopted for the present invention to solve the technical problems is：A kind of many material 3 D-printing machine nozzles, including spray
Mouth seat, the nozzle body for being arranged at the nozzle carrier bottom, the nozzle carrier top side is provided with pinch storehouse, on the pinch storehouse
Pinch motor is provided with, the pinch storehouse is provided with main pinch wheel, the main pinch wheel and the pinch motor drive connection, described
Nozzle carrier is provided with the vertical pod apertures connected with the nozzle body, and the nozzle carrier is provided with heating tube, the nozzle carrier
Top surface opposite side is provided with guide pad, and the guide pad is provided with vertical gathering sill, the gathering sill at least two, the guiding
Groove is more than 180 °, is set in the gathering sill towards the side opening of storehouse one, the gathering sill cross section is pinched for fan-shaped and its central angle
There is the secondary pinch wheel relative with the main pinch wheel, the guide pad bottom is provided with horizontal guide pillar, and the nozzle carrier is provided with
The guide pin bushing coordinated with guide pillar, the stepper motor that reloads that the guide pad side is provided with screw rod and drives the screw rod to rotate is described
Nozzle carrier is provided with the nut coordinated with the screw rod, and the screw rod be arranged in parallel with the guide pillar, and the gathering sill is along described
Guide pillar axis direction is distributed, and the axis of the pod apertures is located on the axis mobile route of the gathering sill, the guide pad bottom
Portion is provided with the annular boss extended along the guiding groove edge, and the pod apertures both sides of the nozzle carrier top surface are provided with strip boss,
The strip boss is located on the mobile route of annular boss, and the strip boss top surface is fitted with the annular boss bottom,
I.e. described strip boss constitutes shear blade with the annular boss.
Enter pod apertures using the guide pad switching different material for moving horizontally in above-mentioned design, need to only pass through in switching
Screw drive guide pad is moved horizontally, simple structure, is added using master and is sent wheel matching pair pinch wheel to pinch wire rod and main pinch wheel
One is wanted, nozzle need not be repositioned in switchable wire can continuously print, efficiency high, annular boss and strip boss exist
Raw material is gradually sheared in generation dislocation of reloading, and shear surface is neat, prevents from getting stuck, and guide pad is separated with nozzle carrier, without being guide pad
Single heat dissipation equipment is added, helps to reduce equipment volume, reducing energy consumption.
Used as the further improvement of the design, the heating tube is in the shape of a spiral around the water conservancy diversion pore size distribution, and the efficiency of heating surface is high,
Shorten pod apertures and nozzle body length, be easy to reduce waste material.
Used as the further improvement of the design, the guide pad is provided with fin, is easy to the radiating of guide pad, prevents raw material
Soften in advance.
Used as the further improvement of the design, the screw rod and guide pillar are connected with fin, and thermal diffusivity is more preferable.
Used as the further improvement of the design, the main pinch wheel is cydariform, i.e., main pinch wheel outer circumference surface be arc and
Main pinch wheel two ends diameter is less than mid diameter, and the main pinch wheel outer circumference surface is provided with and prolongs along the main pinch wheel generatrix direction
The fin stretched, the sub-folder send wheel surface to cover elastomeric material.
Used as the further improvement of the design, the main pinch wheel is passed with the pinch motor by worm gear structure
Dynamic, structural volume is small, pinches power stabilization and great efforts.
As the further improvement of the design, thermal insulation board is accompanied between the pinch storehouse and nozzle carrier, effectively prevent heat
It is delivered to pinch storehouse.
The beneficial effects of the invention are as follows：The present invention enters pod apertures using the guide pad switching different material for moving horizontally,
Need to only be moved horizontally by screw drive guide pad in switching, simple structure, be added using master and send wheel matching pair pinch wheel to pinch
As long as wire rod and main pinch wheel one, in switchable wire, nozzle need not be repositioned can continuously print, efficiency high, annular
Boss and strip boss gradually shear raw material in generation dislocation of reloading, and shear surface is neat, prevents from getting stuck, and guide pad divides with nozzle carrier
From without being that guide pad adds single heat dissipation equipment, helping to reduce equipment volume, reducing energy consumption.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is overlooking the structure diagram of the invention.
Fig. 2 is side cross sectional views of the invention.
Fig. 3 is shear blade structural representation of the invention.
1. pinch storehouse in figure, 2. pinch motor, 3. main pinch wheel, 4. gathering sill, 5. guide pad, 6. secondary pinch wheel, 7.
Fin, 8. screw rod, 9. nozzle carrier, 10. nut, 11. reload stepper motor, 12. guide pillars, 13. guide pin bushings, 14. nozzle bodies, 15.
Heating tube, 16. thermal insulation boards, 17. annular boss, 18. strip boss, 19. pod apertures.
Specific embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment, illustrative examples therein and say
It is bright to be only used for explaining the present invention but not as a limitation of the invention.
Embodiment：Much a kind of material 3 D-printing machine nozzles, including nozzle carrier 9, it is arranged at the nozzle of the bottom of the nozzle carrier 9
Body 14, the top side of the nozzle carrier 9 is provided with pinch storehouse 1, and the pinch storehouse 1 is provided with pinch motor 2, the pinch storehouse 1
Be provided with main pinch wheel 3, the main pinch wheel 3 is connected with the pinch motor 2, the nozzle carrier 9 be provided with it is described
The vertical pod apertures 19 of the connection of nozzle body 14, the nozzle carrier 9 is provided with heating tube 15, the top surface opposite side of the nozzle carrier 9
Guide pad 5 is provided with, the guide pad 5 is provided with vertical gathering sill 4, the gathering sill 4 at least two, the court of the gathering sill 4
To the side opening of storehouse 1 one is pinched, the cross section of the gathering sill 4 is provided with for fan-shaped and its central angle is more than in 180 °, the gathering sill 4
The secondary pinch wheel 6 relative with the main pinch wheel 3, the bottom of the guide pad 5 is provided with horizontal guide pillar 12, on the nozzle carrier 9
It is provided with the guide pin bushing 13 coordinated with guide pillar 12, the step of reloading that the side of the guide pad 5 is provided with screw rod 8 and drives the screw rod 8 to rotate
Stepper motor 11, the nozzle carrier 9 is provided with the nut 10 coordinated with the screw rod 8, and the screw rod 8 is parallel with the guide pillar 12 to be set
Put, the gathering sill 4 is distributed along the axis direction of the guide pillar 12, the axis of the pod apertures 19 is located at the axle of the gathering sill 4
On line mobile route, the bottom of the guide pad 5 is provided with the annular boss 17 extended along the edge of the gathering sill 4, the nozzle carrier 9
The both sides of pod apertures 19 of top surface are provided with strip boss 18, and the strip boss 18 is located on the mobile route of annular boss 17, institute
State the top surface of strip boss 18 to be fitted with the bottom of the annular boss 17, i.e., described strip boss 18 is constituted with the annular boss 17
Shear blade.
Enter pod apertures 19 using the switching different material of guide pad 5 for moving horizontally in above-mentioned design, only needed in switching
Guide pad 5 is driven to move horizontally by screw rod 8, simple structure is added using master and send wheel matching pair pinch wheel 6 to pinch wire rod and main folder
As long as sending 3 one, wheel, in switchable wire, nozzle need not be repositioned can continuously print, efficiency high, the He of annular boss 17
Strip boss 18 produces dislocation gradually to shear raw material reloading, and shear surface is neat, prevents from getting stuck, 9 points of guide pad 5 and nozzle carrier
From, without adding single heat dissipation equipment for guide pad 5, contribute to reduce equipment volume, reducing energy consumption.
Used as the further improvement of the design, the heating tube 15 is distributed around the pod apertures 19 in the shape of a spiral, heating effect
Rate is high, shortens pod apertures 19 and the length of nozzle body 14, is easy to reduce waste material.
Used as the further improvement of the design, the guide pad 5 is provided with fin 7, is easy to the radiating of guide pad 5, prevents
Raw material softens in advance.
Used as the further improvement of the design, the screw rod 8 and guide pillar 12 are connected with fin 7, and thermal diffusivity is more preferable.
Used as the further improvement of the design, the main pinch wheel 3 is cydariform, i.e., the main outer circumference surface of pinch wheel 3 is arc
And the main two ends diameter of pinch wheel 3 is less than mid diameter, the outer circumference surface of main pinch wheel 3 is provided with along the bus of main pinch wheel 3
The fin that direction extends, the surface of secondary pinch wheel 6 covers elastomeric material, and the main pinch wheel 3 of cydariform is small to raw material friction during switching,
Switching is smooth, and fin is easy to the resistance that reloaded to raw material pinch and reduction..
Used as the further improvement of the design, the main pinch wheel 3 is passed with the pinch motor 2 by worm gear structure
Dynamic, structural volume is small, pinches power stabilization and great efforts.
As the further improvement of the design, thermal insulation board 16 is accompanied between the pinch storehouse 1 and nozzle carrier 9, effectively prevented
Heat transfer to pinch storehouse 1.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (7)
1. a kind of many material 3 D-printing machine nozzles, including nozzle carrier, the nozzle body for being arranged at the nozzle carrier bottom, its feature
It is that the nozzle carrier top side is provided with pinch storehouse, the pinch storehouse is provided with pinch motor, and the pinch storehouse is provided with master
Pinch wheel, the main pinch wheel is provided with and is connected with the nozzle body with the pinch motor drive connection, the nozzle carrier
Vertical pod apertures, the nozzle carrier is provided with heating tube, and the nozzle carrier top surface opposite side is provided with guide pad, the guide pad
Vertical gathering sill is provided with, the gathering sill at least two, the gathering sill direction pinches the side opening of storehouse one, the gathering sill
Cross section is more than 180 ° for fan-shaped and its central angle, and the secondary pinch wheel relative with the main pinch wheel is provided with the gathering sill,
The guide pad bottom is provided with horizontal guide pillar, and the nozzle carrier is provided with the guide pin bushing coordinated with guide pillar, the guide pad side
The stepper motor that reloads for being provided with screw rod and driving the screw rod to rotate, the nozzle carrier is provided with the spiral shell coordinated with the screw rod
Mother, the screw rod be arranged in parallel with the guide pillar, and the gathering sill is distributed along the guide pillar axis direction, the axle of the pod apertures
Line is located on the axis mobile route of the gathering sill, and the guide pad bottom is provided with the annular extended along the guiding groove edge
Boss, the pod apertures both sides of the nozzle carrier top surface are provided with strip boss, and the strip boss is located at the mobile road of annular boss
On footpath, the strip boss top surface is fitted with the annular boss bottom, i.e., described strip boss is constituted with the annular boss
Shear blade.
2. much a kind of material 3 D-printing machine nozzles according to claim 1, it is characterized in that, the heating tube in the shape of a spiral around
The water conservancy diversion pore size distribution.
3. one kind according to claim 1 expects 3 D-printing machine nozzles, it is characterized in that, the guide pad is provided with wing
Piece.
4. much a kind of material 3 D-printing machine nozzles according to claim 3, it is characterized in that, the screw rod and guide pillar are and wing
Piece is connected.
5. one kind according to claim 1 expects 3 D-printing machine nozzles, it is characterized in that, the main pinch wheel is cydariform,
I.e. main pinch wheel outer circumference surface is for arc and main pinch wheel two ends diameter is less than mid diameter, and the main pinch wheel outer circumference surface sets
There is the fin extended along the main pinch wheel generatrix direction, the sub-folder send wheel surface to cover elastomeric material.
6. much a kind of material 3 D-printing machine nozzles according to claim 1, it is characterized in that, the main pinch wheel and the folder
Power transmission machine is driven by worm gear structure.
7. much a kind of material 3 D-printing machine nozzles according to claim 1, it is characterized in that, the pinch storehouse and nozzle carrier it
Between accompany thermal insulation board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070137.8A CN106799834A (en) | 2017-02-09 | 2017-02-09 | A kind of many material 3 D-printing machine nozzles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070137.8A CN106799834A (en) | 2017-02-09 | 2017-02-09 | A kind of many material 3 D-printing machine nozzles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106799834A true CN106799834A (en) | 2017-06-06 |
Family
ID=58988474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710070137.8A Pending CN106799834A (en) | 2017-02-09 | 2017-02-09 | A kind of many material 3 D-printing machine nozzles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106799834A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112621981A (en) * | 2020-12-14 | 2021-04-09 | 浙江理工大学 | Novel high-efficient printer head that beats |
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| US20140363532A1 (en) * | 2013-06-10 | 2014-12-11 | Kirk W. Wolfgram | Multiple color extrusion type three dimensional printer |
| CN104228065A (en) * | 2013-06-08 | 2014-12-24 | 西安非凡士机器人科技有限公司 | Automatic material changing device of 3D printing machine |
| US20150093465A1 (en) * | 2013-10-01 | 2015-04-02 | Autodesk, Inc. | Material Dispensing System |
| CN104690973A (en) * | 2015-03-13 | 2015-06-10 | 深圳市七号科技有限公司 | 3D printer and material supply and change and color change device thereof |
| KR20160099368A (en) * | 2015-02-12 | 2016-08-22 | 캐논코리아비즈니스솔루션 주식회사 | Multi printing method and apparatus for three dimensional printer |
| CN105881912A (en) * | 2016-06-08 | 2016-08-24 | 深圳市斯塔睿科技有限公司 | Automatic material switching device for 3D printing |
| CN205800209U (en) * | 2016-06-22 | 2016-12-14 | 苏州肯美威机械制造有限公司 | A kind of three-dimensional printer many material printhead |
| CN206536836U (en) * | 2017-02-09 | 2017-10-03 | 苏州肯美威机械制造有限公司 | A kind of many material 3 D-printing machine nozzles |
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2017
- 2017-02-09 CN CN201710070137.8A patent/CN106799834A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228065A (en) * | 2013-06-08 | 2014-12-24 | 西安非凡士机器人科技有限公司 | Automatic material changing device of 3D printing machine |
| US20140363532A1 (en) * | 2013-06-10 | 2014-12-11 | Kirk W. Wolfgram | Multiple color extrusion type three dimensional printer |
| US20150093465A1 (en) * | 2013-10-01 | 2015-04-02 | Autodesk, Inc. | Material Dispensing System |
| KR20160099368A (en) * | 2015-02-12 | 2016-08-22 | 캐논코리아비즈니스솔루션 주식회사 | Multi printing method and apparatus for three dimensional printer |
| CN104690973A (en) * | 2015-03-13 | 2015-06-10 | 深圳市七号科技有限公司 | 3D printer and material supply and change and color change device thereof |
| CN105881912A (en) * | 2016-06-08 | 2016-08-24 | 深圳市斯塔睿科技有限公司 | Automatic material switching device for 3D printing |
| CN205800209U (en) * | 2016-06-22 | 2016-12-14 | 苏州肯美威机械制造有限公司 | A kind of three-dimensional printer many material printhead |
| CN206536836U (en) * | 2017-02-09 | 2017-10-03 | 苏州肯美威机械制造有限公司 | A kind of many material 3 D-printing machine nozzles |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112621981A (en) * | 2020-12-14 | 2021-04-09 | 浙江理工大学 | Novel high-efficient printer head that beats |
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