CN106363905B - Spray head based on ultrasonically enhanced fibre reinforced composites increasing material manufacturing - Google Patents
Spray head based on ultrasonically enhanced fibre reinforced composites increasing material manufacturing Download PDFInfo
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- CN106363905B CN106363905B CN201611004677.8A CN201611004677A CN106363905B CN 106363905 B CN106363905 B CN 106363905B CN 201611004677 A CN201611004677 A CN 201611004677A CN 106363905 B CN106363905 B CN 106363905B
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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
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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
- B33Y70/00—Materials specially adapted for additive manufacturing
Abstract
The invention belongs to material increasing fields, it is related to the spray head based on ultrasonically enhanced fibre reinforced composites increasing material manufacturing, including spray head, inner cavity, heat-conducting block, cap, fiber spray nozzle, fiber trunnion, Teflon pipe I, resin spray head, resin trunnion, Teflon pipe II, heating rod, temperature sensor and supersonic generator, the bond effect of resin and fiber can be improved, plug is prevented, spray head is convenient to clean.Spray head is detachably connected on inner cavity lower end, and heat-conducting block covers on spray head, and nested heating rod and temperature sensor, the upper end of inner cavity are removably connected with cap on heat-conducting block；Fiber trunnion and resin trunnion are detachably connected on the through-hole of cap, are connected and are also removably connected with resin spray head on the through-hole of resin trunnion；The inside of fiber trunnion is cased with Teflon pipe I, and the lower end of fiber trunnion is removably connected with fiber spray nozzle；The inside of resin trunnion is cased with Teflon pipe II；Inner cavity forms cavity after connecting with cap.
Description
Technical field
The invention belongs to material increasing fields, more specifically, being related to based on ultrasonically enhanced fibre reinforced composites
The spray head of increasing material manufacturing.
Background technique
Increases material manufacturing technology is an emerging technology fast-developing in manufacture field, referred to as " has third
The manufacturing technology of secondary industrial revolution important symbol meaning ", each Main Developed Countries are classified as the key technology of strategic development.Mesh
Before, increases material manufacturing technology relies on multiple ambit sophisticated technologies, in aeronautical and space technology, vehicle appliance manufacture production, biology
The fields such as medicine, food processing have obtained certain application.Compared with traditional manufacturing technology, the manufacture of increasing material manufacturing three-dimensional fast shaping
The processing and manufacturing of product mold is omitted in technology, to greatly shorten the lead time of product in time, improves life
Yield and reduction production cost.There is very big development potentiality in terms of economic benefit and prospect, according to international quick manufacturing
Authority's report《Wohlers Report 2011》The investigation result of publication shows that global 3D printing industry production value was arrived in 1988
Increased between 2010 with 26.2% average annual speed.Address prediction, 3D printing industry future will still remain to be increased quickly
Long speed arrives the year two thousand twenty, is up to 5,200,000,000 dollars comprising the industry gross output value including device fabrication and service.In state in 2012
In the investigation of border Developing trend of new technology, 3D printing manufacturing technology ranks first.Currently, existing increases material manufacturing technology also face it is all
Various bottlenecks and exploration expand its application field therefore, it is necessary to further further investigate.
The fibre reinforced composites product printed using increases material manufacturing technology, not only has high intensity, high rigidity, matter
It measures the features such as light, and can control the distribution arrangement of fiber, to control the performance of product.The increasing of fibre reinforced composites
Material manufacturing technology is either all of great significance in civilian or military affairs.For example, being made using carbon fibre composite
Auto parts and components promote automotive performance and reduce oil consumption；Carbon fibre composite product covers each of space flight optical remote sensor
Position, such as camera lens barrel, camera support, hood, truss.By the fast development and increases material manufacturing technology of printed material
Increasingly mature, the increases material manufacturing technology based on fibre reinforced composites will be applied to all trades and professions, push manufacturing industry
It is fast-developing.
But current continuous fiber reinforced composite materials increases material manufacturing technology research is less, is still in development phase, deposits
In problems.For example, resin is unable to fully enter inside fiber filament band, each fiber filament can not be passed through resin-bonded one
It rises, to form cavity in printing inside workpiece, seriously reduces the mechanical property of workpiece.In addition, continuous fiber reinforcement is compound
Material increasing material manufacturing is easy plug, so as to cause fiber can not wire vent or resin overflowed outward inside spray head.
Summary of the invention
The invention mainly solves the technical problem of providing be based on ultrasonically enhanced fibre reinforced composites increasing material manufacturing
Spray head, the bond effect of resin and fiber can be improved, prevent plug, and be convenient to clean spray head.
In order to solve the above technical problems, the invention belongs to material increasing fields, more specifically, being related to based on ultrasound enhancing
Fibre reinforced composites increasing material manufacturing spray head, including spray head, inner cavity, heat-conducting block, cap, fiber spray nozzle, fiber trunnion,
Teflon pipe I, resin spray head, resin trunnion, Teflon pipe II, heating rod, temperature sensor and supersonic generator, Ke Yiti
The bond effect of high resin and fiber prevents plug, and is convenient to clean spray head.
The spray head is detachably connected on inner cavity lower end, and the heat-conducting block covers on spray head, nested on the heat-conducting block
The upper end of heating rod and temperature sensor, the inner cavity is removably connected with cap；
The cap is equipped with the through-hole of connection fiber trunnion and resin trunnion, and fiber trunnion and resin trunnion are detachable
It is connected on the through-hole of cap, connects and be also removably connected with resin spray head on the through-hole of resin trunnion；
The inside of the fiber trunnion is cased with Teflon pipe I, and the lower end of fiber trunnion is removably connected with fiber spray nozzle；
The inside of the resin trunnion is cased with Teflon pipe II；
The inner cavity forms cavity after connecting with cap.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Inner cavity described in the spray head made includes tilting section I and vertical section I, and fiber spray nozzle includes tilting section II and vertical section II, inner cavity
The resin material flowing guidance that the area that the tilting section II of tilting section I and fiber spray nozzle forms cross section is sequentially reduced from top to bottom
Cavity, the vertical section I of inner cavity form cylindrical extrusion chamber, and the vertical section II of fiber spray nozzle forms cylindrical baffle column.
Multiple supersonic generators are fixedly connected on the outer wall of heat-conducting block or the inner wall of inner cavity, the axis around inner cavity
Line is uniformly distributed.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
The bottom of the vertical section II of fiber spray nozzle described in the spray head made is located in the vertical section I of inner cavity.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Spray head described in the spray head made is connected through a screw thread mode and is connected to inner cavity lower end, the upper end side of being connected through a screw thread of the inner cavity
Formula is connected with cap, and fiber trunnion and resin trunnion are connected through a screw thread mode and are connected on the through-hole of cap, connects resin
It is also connected through a screw thread mode on the through-hole of trunnion and is connected with resin spray head, the lower end of fiber trunnion is connected through a screw thread mode and connects
It is connected to fiber spray nozzle.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Screw thread described in the spray head made is rectangular thread or trapezoidal thread.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
The lower end of heat-conducting block described in the spray head made heads on the upper end of spray head, and the upper end of heat-conducting block heads on the lower end of cap.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Heating rod described in the spray head made has even number, is symmetrically distributed on heat-conducting block.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Resin spray head, resin trunnion described in the spray head made and Teflon pipe II have multiple.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
The upper end of resin spray head described in the spray head made heads on the lower end of resin trunnion.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Inner cavity described in the spray head made, cap, the axis of fiber spray nozzle and fiber trunnion are conllinear.
As advanced optimizing for the technical program, the present invention is based on ultrasonically enhanced fibre reinforced composites to increase material system
Supersonic generator described in the spray head made is ultrasonic transducer or piezoelectric ceramics.
The present invention is based on having the beneficial effect that for the spray head of ultrasonically enhanced fibre reinforced composites increasing material manufacturing：
The present invention is based on the spray head of ultrasonically enhanced fibre reinforced composites increasing material manufacturing, can enhance molten resin with
The bond effect of fiber, to improve print quality；It is detachably connected in addition, nozzle structure passes through, when plug wire situation occurs,
It is quickly cleaned after capable of dismantling.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is that the present invention is based on the structural schematic diagrams of the spray head of ultrasonically enhanced fibre reinforced composites increasing material manufacturing.
Fig. 2 is that the present invention is based on another structures of the spray head of ultrasonically enhanced fibre reinforced composites increasing material manufacturing to show
It is intended to.
Fig. 3 is the partial enlarged view of Fig. 1.
In figure：Spray head 1；Inner cavity 2；I 2-1 of tilting section；I 2-2 of vertical section；Heat-conducting block 3；Cap 4；Fiber spray nozzle 5；Tilting section
Ⅱ5-1；II 5-2 of vertical section；Fiber trunnion 6；Teflon pipe I 7；Resin spray head 8；Resin trunnion 9；Teflon pipe II 10；Fiber
11；Resin 12；Heating rod 13；Temperature sensor 14；Cavity 15；Supersonic generator 16.
Specific embodiment
Specific embodiment one：
Illustrate present embodiment below with reference to Fig. 1,2,3, the invention belongs to material increasing fields, more specifically, being related to
Based on the spray head of ultrasonically enhanced fibre reinforced composites increasing material manufacturing, including spray head 1, inner cavity 2, heat-conducting block 3, cap 4, fibre
Spray head 5, fiber trunnion 6, Teflon pipe I 7, resin spray head 8, resin trunnion 9, Teflon pipe II 10, heating rod 13, temperature is tieed up to pass
Sensor 14 and supersonic generator 16, can be improved the bond effect of resin and fiber, prevent plug, and be convenient to clean spray
Head.
The spray head 1 is detachably connected on 2 lower end of inner cavity, and 3 sets of the heat-conducting block is embedding on the heat-conducting block 3 on spray head 1
Heating rod 13 and temperature sensor 14 are covered, the upper end of the inner cavity 2 is removably connected with cap 4.Being detachably connected can be
It is threadedly coupled or interference fit etc., it, can be in the case where plug wire occurs the purpose is to which spray head is divided into multiple part manufacturings
By the fast quick-detach of each part, it is convenient to clean dredging print head.
The cap 4 is equipped with the through-hole of connection fiber trunnion 6 and resin trunnion 9, and fiber trunnion 6 and resin trunnion 9 are equal
It is detachably connected on the through-hole of cap 4, connects and be also removably connected with resin spray head 8 on the through-hole of resin trunnion 9.For even
The through-hole for connecing fiber trunnion 6 and resin trunnion 9 can be threaded hole, to realize threaded connection, be also possible to and fiber trunnion 6
With the corresponding cylindrical hole of 9 outer diameter of resin trunnion, to realize interference fit connection, both of which may be implemented detachably to connect
It connects.In addition, through-hole be preferably formed with it is multiple, to realize the identical material of multiply or different materials resins 12 simultaneously into silk.And
And through-hole should be uniformly distributed around fiber trunnion 6 so that each orientation of fiber trunnion 6 have the resin measured into
Enter, prevent 6 surrounding resin of fiber trunnion from entering uneven, so that the fiber 11 that not can guarantee in fiber trunnion 6 can not be in just
Middle position.When the resin for being wrapped in 11 surrounding of fiber is most uniform, that is, when fiber 11 is in resin middle, the effect of printing
Fruit is best.Resin spray head 8 should be first connected on cap 4 from the inside of cap 4, then again from the external connection of cap 4
Upper resin trunnion 9 is simultaneously in close contact the lower end of resin trunnion 9 and the upper end of resin spray head 8, prevents resin from overflowing.If tree
The lower end of rouge trunnion 9 and the upper-end contact defective tightness of resin spray head 8, resin are possible to from resin trunnion 9, spray head 8 and cap 4
Between gap in overflow.
The inside of the fiber trunnion 6 is cased with Teflon pipe I 7, and the lower end of fiber trunnion 6 is removably connected with fiber spray nozzle
5；Teflon pipe I 7 is mainly used for completely cutting off heat, prevents the heat of resin from passing to fiber 11 by fiber trunnion 6.Fiber spray nozzle
5 the lower end that modes are detachably connected to fiber trunnion 6 such as can be connected through a screw thread or be interference fitted.It is detachably connected use
Blocking fiber 11 when preventing resin from entering in fiber trunnion 6 can not clear up.Because the resin of melting is under the effect of the pressure
The overwhelming majority can be flowed out from spray outlet, but still had sub-fraction and progressed into fiber trunnion along the pipeline of fiber 11
In 6.Fiber spray nozzle 5 can control the amount that resin enters by control exit caliber size, can additionally resin be guided to flow,
To prevent resin from entering in fiber trunnion 6.
The inside of the resin trunnion 9 is cased with Teflon pipe II 10, and Teflon pipe II 10 prevents heat transfer for heat-insulated
To the resin of 9 upper end of resin trunnion, so that the resin of 9 upper end of resin trunnion melts, to be easy to block resin trunnion 9.
The inner cavity 2 and cap 4 form cavity 15 after connecting, cavity 15 is used to accommodate the resin melted, and to melt
Resin under the effect of the pressure from the lowermost export squeeze out.
Multiple supersonic generators 16 are fixedly connected on the outer wall of heat-conducting block 3 or the inner wall of inner cavity 2, surround inner cavity
2 axis is uniformly distributed.Supersonic generator 16 can by glue bond or weld etc. modes be fixedly connected on inner cavity 2 or
On heat-conducting block 3.If supersonic generator 16 is fixedly connected on 2 inner wall of inner cavity, need to be equipped with the hole for perforating line simultaneously in nut cap 4
It is sealed processing.Supersonic generator 16 can produce ultrasonic wave, to drive molten resin to shake, so that resin and fiber
Bond effect greatly promote.
Specific embodiment two：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
Inner cavity 2 includes I 2-2 of I 2-1 of tilting section and vertical section, and fiber spray nozzle 5 includes II 5-2 of II 5-1 of tilting section and vertical section, inner cavity 2
II 5-1 of tilting section of I 2-1 of tilting section and fiber spray nozzle 5 forms the resin material that the area of cross section is sequentially reduced from top to bottom
Flowing guidance cavity, I 2-2 of vertical section of inner cavity 2 form cylindrical extrusion chamber, and II 5-2 of vertical section of fiber spray nozzle 5 is formed
Cylindrical baffle column.The discharge area that rouge material flows guidance cavity body is smaller and smaller, so that the flowing velocity of resin
Increase, outlet pressure increases, so that the bond effect of resin and fiber is more preferable, to improve the mechanical property of printing workpiece
Energy.Cylindrical extrusion chamber can make resin sufficiently be wrapped in the surrounding of fiber, also be for improving resin and fiber
Adhesive property.For cylindrical baffle column for changing the flow direction of resin, smaller resin flows into the probability of fiber trunnion 6.
Specific embodiment three：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The bottom of II 5-2 of vertical section of fiber spray nozzle 5 is located in I 2-2 of vertical section of inner cavity 2.Fiber 11 can be effectively ensured in this way
Middle in resin, so as to improve printing effect.
Specific embodiment four：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
Spray head 1 is connected through a screw thread mode and is connected to 2 lower end of inner cavity, and the upper end of the inner cavity 2 is connected through a screw thread mode and is connected with cap
Lid 4, fiber trunnion 6 and resin trunnion 9 are connected through a screw thread mode and are connected on the through-hole of cap 4, connection resin trunnion 9
It is also connected through a screw thread mode on through-hole and is connected with resin spray head 8, the lower end of fiber trunnion 6 is connected through a screw thread mode and is connected with
Fiber spray nozzle 5.It is threadedly coupled and is convenient for fast quick-detach, it, can fast quick-detach cleaning when plug wire phenomenon occurs.In addition, screw thread connects
Connecing can also effectively prevent the resin of melting to overflow.
Specific embodiment five：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment four, described
Screw thread is rectangular thread or trapezoidal thread.It is learnt by experimental study, when screw thread is rectangular thread or trapezoidal thread, resin
A possibility that spilling, is smaller.
Specific embodiment six：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The lower end of heat-conducting block 3 heads on the upper end of spray head 1, and the upper end of heat-conducting block 3 heads on the lower end of cap 4, so that heat-conducting block 3 is fixed
On spray head 1, and it is easy to disassemble.
Specific embodiment seven：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
Heating rod 13 has even number, is symmetrically distributed on heat-conducting block 3, so that the resin temperature in inner cavity 2 is more uniform, is conducive to
Improve the adhesive property of resin and fiber.
Specific embodiment eight：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
Resin spray head 8, resin trunnion 9 and Teflon pipe II 10 have it is multiple, thus realize multiply resin simultaneously or it is different when into silk.
The material of resin can be the same or different.
Specific embodiment nine：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The upper end of resin spray head 8 heads on the lower end of resin trunnion 9, to prevent the resin of melting from overflowing from gap.
Specific embodiment ten：
Illustrate present embodiment below with reference to Fig. 1,2,3, present embodiment is described further embodiment one, described
The supersonic generator 16 is ultrasonic transducer or piezoelectric ceramics, for generating ultrasonic wave, so that molten resin be driven to shake
It is dynamic, so that the bond effect of resin and fiber greatly promotes.Ultrasonic transducer or piezoelectric ceramics connection power supply just can generate
Ultrasonic wave.
Working principle：Before the printing, it is initially charged with fiber 11 and resin 12, heats heating rod 13, heat can be by thermally conductive
Block 3 and each metal parts pass to resin spray head 8, and resin spray head 8 melts resin 12, effect of the resin 12 in wire squeezes mechanism
Under can constantly get into cavity 15, the heat of the Resin Absorbent heat-conducting block 3 of cavity 15 is kept molten by, and from the vertical of inner cavity 2
I 2-2 of section, which is formed in cylindrical extrusion chamber, constantly to be squeezed out.During extrusion, the resin 12 of melting can be wrapped in fiber
It around 11, and is squeezed out with kinetodesma 11, so that forming fibre reinforced composites is bound together table surface, in spray head
In mobile process, fiber 11 will be constantly drawn out, and four weekly assemblies of fiber 11 are enclosed with the resin 11 of melting, thus real
Existing continuous fiber reinforced composite materials increasing material manufacturing, it may be necessary to cut fiber 11.In addition, supersonic generator 16 can produce
Raw ultrasonic wave, to drive molten resin to shake, so that the bond effect of resin and fiber greatly promotes.The print head can fit
It for current existing 3D printer structure, and controls program and is equally applicable to existing program, it is only necessary to will be fibre-reinforced
Composite material regards common resin material as.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the invention
Protect range.
Claims (9)
1. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing, including spray head (1), inner cavity (2), heat-conducting block
(3), cap (4), fiber spray nozzle (5), fiber trunnion (6), Teflon pipe I (7), resin spray head (8), resin trunnion (9), iron fluorine
Imperial pipe II (10), heating rod (13), temperature sensor (14) and supersonic generator (16), it is characterised in that：The spray head (1)
It is detachably connected on inner cavity (2) lower end, the heat-conducting block (3) covers on spray head (1), nested heating on the heat-conducting block (3)
The upper end of stick (13) and temperature sensor (14), the inner cavity (2) is removably connected with cap (4)；
The cap (4) is equipped with the through-hole of connection fiber trunnion (6) and resin trunnion (9), fiber trunnion (6) and resin trunnion
(9) it is detachably connected on the through-hole of cap (4), connects and be also removably connected with resin spray on the through-hole of resin trunnion (9)
Head (8)；
The inside of the fiber trunnion (6) is cased with Teflon pipe I (7), and the lower end of fiber trunnion (6) is removably connected with fiber spray
Head (5)；
The inside of the resin trunnion (9) is cased with Teflon pipe II (10)；
Cavity (15) are formed after the inner cavity (2) and cap (4) connection；
Multiple supersonic generators (16) are fixedly connected on the outer wall of heat-conducting block (3) or the inner wall of inner cavity (2), around interior
The axis of chamber (2) is uniformly distributed；
The inner cavity (2) includes tilting section I (2-1) and vertical section I (2-2), fiber spray nozzle (5) include tilting section II (5-1) and
Vertical section II (5-2), the tilting section I (2-1) of inner cavity (2) and the tilting section II (5-1) of fiber spray nozzle (5) form the face of cross section
The resin material flowing guidance cavity that product is sequentially reduced from top to bottom, the vertical section I (2-2) of inner cavity (2) form cylindrical squeeze
Cavity is pressed, the vertical section II (5-2) of fiber spray nozzle (5) forms cylindrical baffle column.
2. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The bottom of the vertical section II (5-2) of the fiber spray nozzle (5) is located in the vertical section I (2-2) of inner cavity (2).
3. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：Spray head (1) mode of being connected through a screw thread is connected to inner cavity (2) lower end, and the upper end of the inner cavity (2) is connected by screw thread
The mode of connecing is connected with cap (4), and fiber trunnion (6) and resin trunnion (9) are connected through a screw thread mode and are connected to cap (4)
On through-hole, mode is also connected through a screw thread on the through-hole of connection resin trunnion (9) and is connected with resin spray head (8), fiber trunnion (6)
Lower end be connected through a screw thread mode and be connected with fiber spray nozzle (5).
4. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 3, feature
It is：The screw thread is rectangular thread or trapezoidal thread.
5. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The lower end of the heat-conducting block (3) heads on the upper end of spray head (1), and the upper end of heat-conducting block (3) heads on the lower end of cap (4).
6. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The heating rod (13) has even number, is symmetrically distributed on heat-conducting block (3).
7. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The resin spray head (8), resin trunnion (9) and Teflon pipe II (10) have multiple.
8. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The upper end of the resin spray head (8) heads on the lower end of resin trunnion (9).
9. a kind of spray head suitable for continuous fiber reinforced composite materials increasing material manufacturing according to claim 1, feature
It is：The supersonic generator (16) is ultrasonic transducer or piezoelectric ceramics.
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| CN106863799B (en) * | 2017-02-28 | 2019-08-16 | 绍兴市华获智能装备有限公司 | A kind of 3D printer consumptive material spray head |
| RU2662015C1 (en) * | 2017-04-10 | 2018-07-23 | Общество С Ограниченной Ответственностью "Анизопринт" | Print head for additive production |
| CN107127972B (en) * | 2017-07-05 | 2019-09-10 | 华明进 | Continuous fiber reinforced composite materials increasing material manufacturing spray head and printer |
| CN109318486A (en) * | 2018-11-30 | 2019-02-12 | 重庆大学 | A kind of fusion sediment type 3D printer spray head blockage detector and detection method |
| CN110328843B (en) * | 2019-06-25 | 2021-06-18 | 同济大学 | Ultrasonic-assisted impregnated composite material 3D printing device |
| CN113439865A (en) * | 2021-07-05 | 2021-09-28 | 宁波爱用机械科技有限公司 | Peristaltic pump type 3D printing nozzle and application thereof |
| CN113733562B (en) * | 2021-08-23 | 2022-09-16 | 成都飞机工业（集团）有限责任公司 | 3D printing nozzle based on ultrasonic micro-forging and printing method |
| CN115214129A (en) * | 2022-07-01 | 2022-10-21 | 四川大学 | Continuous fiber reinforced composite 3D printing head and printer |
| CN116638751B (en) * | 2023-05-20 | 2024-03-01 | 南京航空航天大学 | Printing method based on high-temperature and low-temperature dual-material spatial distribution |
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| CN104149339A (en) * | 2014-07-09 | 2014-11-19 | 西安交通大学 | Continuous long-fiber reinforced-type composite material 3D printer and printing method thereof |
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