CN217752786U - A shower nozzle device for printing continuous fibers combined material - Google Patents
A shower nozzle device for printing continuous fibers combined material Download PDFInfo
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- CN217752786U CN217752786U CN202221919326.0U CN202221919326U CN217752786U CN 217752786 U CN217752786 U CN 217752786U CN 202221919326 U CN202221919326 U CN 202221919326U CN 217752786 U CN217752786 U CN 217752786U
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Abstract
The utility model relates to a spray head device for printing continuous fiber composite material, which comprises a connecting piece; the feeding mechanism is fixedly arranged on the connecting piece and is used for conveying continuous fiber materials; the feeding mechanism is used for conveying the continuous fiber material to the spray head mechanism, and the spray head mechanism is arranged on the connecting piece and is used for melting and laying the continuous fiber material on the surface of a sample; the pressing mechanism is arranged on the connecting piece and is used for melting and pressing the continuous fiber materials; and the shearing mechanism is arranged on the main connecting piece and is used for shearing the continuous fiber material. The nozzle device for printing the continuous fiber composite material can improve the printing efficiency of the continuous fiber composite material and can increase the interlayer bonding force so as to improve the strength of a sample piece.
Description
Technical Field
The utility model belongs to fibre combined material prints the field, especially relates to a shower nozzle device for printing continuous fibers combined material.
Background
The general fiber reinforced composite material is widely applied to the fields of aerospace, automobile parts, ship parts and the like due to the advantages of small specific gravity, high specific modulus, wear resistance, corrosion resistance and the like, but the application range of the traditional mold-based fiber reinforced composite material parts is limited due to the defects of complex process, long period, high manufacturing cost and the like.
The additive manufacturing technology with the advantages of low cost, short period, high design freedom and the like is used for manufacturing parts of the novel continuous fiber composite material 3D printing process, and the defects of the traditional continuous fiber composite material forming process are overcome.
In order to solve the problem of full lamination between continuous fiber composite material layers, the current continuous fiber composite material printer has low speed and low efficiency; and the fiber composite material is adhered by means of self gravity and slight pressure at a spray head, the bonding force between layers is not strong, and the high-performance advantage of the continuous fiber cannot be embodied, so that the strength of a printed product is reduced.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a shower nozzle device for printing continuous fibers combined material when improving continuous fibers combined material's printing efficiency, thereby can increase the layer cohesion and improve appearance intensity.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the invention provides a spray head device for printing continuous fiber composite materials, which comprises:
the connecting piece comprises a main connecting piece and a Z-shaped connecting piece, and the Z-shaped connecting piece is fixedly arranged on the main connecting piece;
the feeding mechanism is fixedly arranged on the Z-shaped connecting piece and is used for conveying continuous fiber materials;
the feeding mechanism is used for conveying the continuous fiber material to the nozzle mechanism, and the nozzle mechanism is installed on the Z-shaped connecting piece and used for melting and laying the continuous fiber material on the surface of a sample piece;
the pressing mechanism is arranged on the main connecting piece and used for melting and pressing the continuous fiber material so as to enable the fiber material to be bonded with the surface of the sample piece in a molten state;
and the shearing mechanism is arranged on the main connecting piece and is used for shearing the continuous fiber material.
Further, the device also comprises a preheating mechanism, wherein the preheating mechanism is arranged on the Z-shaped connecting piece and used for preheating the surface of the sample piece.
Furthermore, the feeding mechanism comprises a driving wheel, a driven wheel and a feeding motor, the feeding motor is used for driving the driving wheel to rotate, and the continuous fiber materials are conveyed to the spray head mechanism from the position between the driving wheel and the driven wheel.
Further, preheat the mechanism with Z word connecting piece flexonics, preheat the mechanism and include the spring, preheat the piece and preheat the heating rod, Z word connecting piece is equipped with the mounting groove, the spring housing is established in the mounting groove, and one end fixed mounting be in on the Z word connecting piece, the other end with preheat the piece and connect, preheat the heating rod fixed mounting preheat on the piece.
Furthermore, the pressing mechanism comprises a first driving mechanism, a second driving mechanism, a hot pressing block and a cold pressing block, the first driving mechanism and the second driving mechanism are fixedly installed on the main connecting piece, the hot pressing block is fixedly installed at the output end of the first driving mechanism, the cold pressing block is fixedly installed at the output end of the second driving mechanism, the hot pressing block is used for melting and pressing continuous fiber materials paved on the surface of the sample piece, so that the continuous fiber materials are bonded with the surface of the sample piece in a molten state, and the cold pressing block is used for rapidly cooling the surface of the bonded continuous fiber materials matched with the sample piece in a pressure state.
Furthermore, the hot pressing block adopts a hot pressing block electric heating rod to heat, and the heating temperature of the heating block can be adjusted by adjusting the heating temperature of the hot pressing block heating rod.
Further, the first driving mechanism and the second driving mechanism are both driving motors.
Furthermore, the nozzle mechanism comprises a nozzle and a nozzle heating rod, the nozzle heating rod can enable the nozzle to reach the specified temperature so as to melt the material, and the continuous fiber material can be quickly laid on the surface of the sample piece by combining the preheating effect of the preheating structure.
Furthermore, the shearing mechanism comprises a third driving mechanism, a blade connecting rod and a blade, wherein the output end of the third driving mechanism is connected with the blade connecting rod, and the blade is arranged on the blade connecting rod.
Furthermore, the third driving mechanism comprises a shearing motor and a coupler, and the output end of the shearing motor is connected with the blade connecting rod through the coupler.
The utility model discloses owing to take above technical scheme, it has following advantage:
1) The pressing mechanism is used for melting and pressing the continuous fiber material, so that the fiber material is bonded with the surface of the sample piece in a molten state, the interlayer bonding property is increased, and the strength of the printed sample piece is increased.
2) The pressing mechanism of the spray head adopts a mode of combining the hot pressing block and the cold pressing block, after continuous fibers are laid, pressing processing of temperature gradient is carried out on the materials, and interlayer bonding performance is improved, so that the strength of a printing sample piece is improved, and meanwhile, the printing efficiency is improved.
3) This shower nozzle structure adopts the preheating block to heat in advance the sample surface, makes the sample surface melt before fibre combined material is spread, reduces heat-conducting time to can improve the printing speed under the prerequisite that satisfies the interlayer material degree of gluing, and then improve and print efficiency.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Like reference numerals refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a nozzle device for printing continuous fiber composite material according to an embodiment of the present invention;
FIG. 2 is a schematic view of another angled configuration of a nozzle assembly for printing continuous fiber composites;
FIG. 3 is a broken view of FIG. 2;
the reference symbols in the drawings denote the following:
1-connecting piece, 2-continuous fiber material, 3-feeding mechanism, 4-pressing mechanism, 5-preheating mechanism, 6-printing sample piece, 7-spray head mechanism, 8-shearing mechanism, 11-total connecting piece, 12-Z-shaped connecting piece, 31-driven wheel, 32-driving wheel, 33-feeding motor, 41-first driving mechanism, 42-first pressing guide rail, 43-hot pressing block, 44-hot pressing block heating rod, 45-cold pressing block, 51-spring, 52-preheating block, 53-preheating heating rod, 71-spray head, 72-spray head heating rod, 81-shearing motor, 82-coupler, 83-blade connecting rod and 84-blade.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Embodiments of the present invention provide a nozzle apparatus for printing a continuous fiber composite material, which is used to rapidly and firmly adhere the continuous fiber composite material to a surface of a sample.
The spray head device for printing the continuous fiber composite material comprises a connecting piece 1, a continuous fiber material 2, a feeding mechanism 3, a pressing mechanism 4, a preheating mechanism 5, a printing sample piece 6, a spray head mechanism 7 and a shearing mechanism 8. The connecting piece 1 comprises a main connecting piece 11 and a Z-shaped connecting piece 12, wherein the Z-shaped connecting piece 12 is fixedly arranged on the main connecting piece 11. The feeding mechanism 3 is fixedly arranged on the Z-shaped connecting piece 12 and is used for conveying continuous fiber materials. The feeding mechanism 3 is used for conveying the continuous fiber material 2 to the nozzle mechanism 7, and the nozzle mechanism 7 is installed on the zigzag connector 12 and used for melting and laying the continuous fiber material 2 on the surface of the sample piece 6. The pressing mechanism 4 is installed on the general connecting piece, and the pressing mechanism 4 is used for melting and pressing the continuous fiber material so that the fiber material is bonded with the surface of the sample piece 4 in a molten state. The shearing mechanism 8 is installed on the main connecting piece 1 and is used for shearing the continuous fiber materials 2.
When the spray head device 7 is used for printing, firstly, the continuous fiber material is conveyed to the spray head mechanism 7 through the feeding mechanism 3, the spray head mechanism 7 melts the continuous fiber material, and after the temperature of the continuous fiber material 2 reaches the specified temperature and is melted, the melted continuous limiting material 2 is rapidly laid on the surface of a sample. The pressing mechanism 4 heats and presses the continuous fiber material laid on the surface of the sample piece, so that the fiber material 2 is firmly bonded with the surface of the sample piece in a molten state. And after the continuous fiber material 2 is completely adhered to the surface of the sample, cutting the continuous fiber material 2 through the cutting mechanism 8.
Therefore, the utility model discloses a shower nozzle mechanism 7 of printing continuous fibers combined material 2 carries out temperature gradient's processing of exerting pressure to continuous fibers combined material 2, increases layer cohesion to increase the intensity of printing appearance spare.
In order to further improve the printing efficiency and the strength of the printing sample, the pressing mechanism 4 includes a first driving mechanism 41, a second driving mechanism, a hot-pressing block 43 and a cold-pressing block 45, the power, the first driving mechanism and the second driving mechanism are both fixedly mounted on the main connecting member 11, the hot-pressing block 43 is fixedly mounted on the output end of the first driving mechanism 41, the cold-pressing block 45 is fixedly mounted on the output end of the second driving mechanism, the hot-pressing block 43 is used for melting and pressing the continuous fiber material 2 laid on the surface of the sample so as to enable the continuous fiber material 2 to be bonded with the surface of the sample in a molten state, and the cold-pressing block 45 is used for rapidly cooling the bonded continuous fiber material 2 and the surface of the sample in a pressure state.
The hot-pressing block 43 is heated by an electric heating rod 44, and the heating temperature of the heating block can be adjusted by adjusting the heating temperature of the hot-pressing block heating rod 44. The first driving mechanism 41 and the second driving mechanism are both driving motors.
After the materials are laid, the hot-pressing block 43 is used for melting and pressing the materials to enable the continuous fiber materials 2 to be bonded with the surface of the sample piece in a molten state, and then the materials are cooled and solidified under the action of the cold-pressing block 45 under the condition of keeping pressure, so that the bonding force between the layers of the printed sample piece can be increased, and the printing efficiency is improved.
The hot-pressing block 43 is heated by a hot-pressing block electric heating rod, the heating temperature of the heating block can be adjusted by adjusting the heating temperature of the hot-pressing block heating rod, the pressing mechanism 4 further comprises a first pressing guide rail 42 and a second pressing guide rail, and the hot-pressing block 43 and the cold-pressing block respectively move up and down along the first pressing guide rail 42 and the second pressing guide rail under the driving action of the first driving mechanism and the second driving mechanism. The hot press block 43 and the cold press block 45 move up and down along the first pressing rail 42 and the second pressing rail to adjust the magnitude of the pressure.
The high-efficiency high-strength spray head device for printing the continuous fiber composite material 2 further comprises a preheating mechanism 5, wherein the preheating mechanism 5 is arranged on the Z-shaped connecting piece 12 and used for preheating the surface of the sample piece 6. This shower nozzle device adopts preheating block 5 to heat in advance the sample surface, makes sample surface melt before 2 shop of fibre combined material, reduces heat-conduction time to can improve the printing speed under the prerequisite that satisfies interlaminar material adhesion degree, and then improve and print efficiency.
The feeding mechanism 3 comprises a driving wheel 32, a driven wheel 31 and a feeding motor 33, the feeding motor 33 is used for driving the driving wheel 32 to rotate, and the continuous fiber materials 2 are conveyed to the spray head mechanism 7 from the position between the driving wheel 32 and the driven wheel 31.
The nozzle mechanism 7 comprises a nozzle 71 and a nozzle heating rod 72, the nozzle heating rod 72 can make the nozzle reach a specified temperature so as to melt the material, and the continuous fiber material 2 can be rapidly laid on the surface of the sample piece by combining the preheating function of the preheating structure 5.
The shearing mechanism comprises a third driving mechanism, a blade connecting rod 83 and a blade 84, the output end of the third driving mechanism is connected with the blade connecting rod 83, and the blade 84 is installed on the blade connecting rod 83.
The third driving mechanism comprises a shearing motor 81 and a coupler 82, and the output end of the shearing motor 81 is connected with the blade connecting rod 83 through the coupler 82.
The utility model provides a shower nozzle device for printing continuous fibers combined material, this device adopt preheat and hot pressing and the printing process that colds pressing combined together, when improving continuous fibers combined material's printing efficiency, thereby can increase the layer cohesion and improve sample strength.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A nozzle assembly for printing continuous fiber composite material, comprising:
the connecting piece comprises a main connecting piece and a Z-shaped connecting piece, and the Z-shaped connecting piece is fixedly arranged on the main connecting piece;
the feeding mechanism is fixedly arranged on the Z-shaped connecting piece and is used for conveying continuous fiber materials;
the feeding mechanism is used for conveying the continuous fiber materials to the spray head mechanism, and the spray head mechanism is installed on the Z-shaped connecting piece and used for melting and laying the continuous fiber materials on the surface of a sample piece;
the pressing mechanism is arranged on the main connecting piece and used for melting and pressing the continuous fiber material so as to enable the fiber material to be bonded with the surface of the sample piece in a molten state;
and the shearing mechanism is arranged on the main connecting piece and is used for shearing the continuous fiber material.
2. The nozzle assembly for printing continuous fiber composite material of claim 1, further comprising a preheating mechanism mounted on the zigzag links for preheating a surface of a sample piece.
3. The nozzle assembly for printing continuous fiber composite material of claim 1, wherein the feed mechanism includes a drive wheel, a driven wheel, and a feed motor for driving the drive wheel to rotate, the continuous fiber material being conveyed to the nozzle assembly from between the drive wheel and the driven wheel.
4. The nozzle assembly of claim 2, wherein the preheating mechanism is flexibly connected to the zigzag connector, the preheating mechanism comprises a spring, a preheating block and a preheating heating rod, the zigzag connector is provided with a mounting groove, the spring is sleeved in the mounting groove, one end of the spring is fixedly mounted on the zigzag connector, the other end of the spring is connected to the preheating block, and the preheating heating rod is fixedly mounted on the preheating block.
5. The nozzle assembly of claim 1, wherein the pressing mechanism comprises a first driving mechanism, a second driving mechanism, a hot-pressing block and a cold-pressing block, the first driving mechanism and the second driving mechanism are both fixedly mounted on the main connecting member, the hot-pressing block is fixedly mounted at an output end of the first driving mechanism, the cold-pressing block is fixedly mounted at an output end of the second driving mechanism, the hot-pressing block is used for melting and pressing the continuous fiber material laid on the surface of the sample member to adhere the continuous fiber material to the surface of the sample member in a molten state, and the cold-pressing block is used for rapidly cooling the surface of the adhered continuous fiber material sample member in a pressure state.
6. The nozzle device for printing continuous fiber composite material according to claim 5, wherein the hot-pressing block is heated by a hot-pressing block heating rod, the heating temperature of the hot-pressing block can be adjusted by adjusting the heating temperature of the hot-pressing block heating rod, the pressing mechanism further comprises a first pressing guide rail and a second pressing guide rail, and the hot-pressing block and the cold-pressing block respectively move up and down along the first pressing guide rail and the second pressing guide rail under the driving action of the first driving mechanism and the second driving mechanism.
7. The nozzle assembly for printing continuous fiber composite material of claim 5, wherein the first and second drive mechanisms are each a drive motor.
8. The nozzle assembly for printing continuous fiber composite material of claim 1, wherein the nozzle mechanism comprises a nozzle and a nozzle heating rod, the nozzle heating rod enables the nozzle to reach a specified temperature so as to melt the material, and the continuous fiber material is laid on the surface of the sample piece by combining the preheating function of the preheating structure.
9. The nozzle assembly for printing continuous fiber composite of claim 1, wherein the shearing mechanism includes a third drive mechanism, a blade connecting rod, and a blade, an output end of the third drive mechanism is connected to the blade connecting rod, and the blade is mounted on the blade connecting rod.
10. The nozzle assembly for printing continuous fiber composite material of claim 9, wherein the third drive mechanism includes a shear motor and a coupling, an output of the shear motor being connected to the blade connecting rod through the coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221919326.0U CN217752786U (en) | 2022-07-21 | 2022-07-21 | A shower nozzle device for printing continuous fibers combined material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221919326.0U CN217752786U (en) | 2022-07-21 | 2022-07-21 | A shower nozzle device for printing continuous fibers combined material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217752786U true CN217752786U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221919326.0U Active CN217752786U (en) | 2022-07-21 | 2022-07-21 | A shower nozzle device for printing continuous fibers combined material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217752786U (en) |
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2022
- 2022-07-21 CN CN202221919326.0U patent/CN217752786U/en active Active
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