CN215359881U - Composite material 3D printing device - Google Patents
Composite material 3D printing device Download PDFInfo
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- CN215359881U CN215359881U CN202121823301.6U CN202121823301U CN215359881U CN 215359881 U CN215359881 U CN 215359881U CN 202121823301 U CN202121823301 U CN 202121823301U CN 215359881 U CN215359881 U CN 215359881U
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Abstract
The utility model provides a composite material 3D printing device, and belongs to the technical field of additive manufacturing. The utility model provides a composite material 3D printing device which comprises a spray gun, a material conveying assembly, a heating assembly and a forming substrate, wherein the spray gun comprises a shell, and a partition plate and a discharge hole are arranged in the shell; the material conveying assembly comprises a first raw material supply device, a first raw material conveying pipe, a position adjusting assembly, a second raw material supply device and a second raw material conveying pipe, the first raw material conveying pipe penetrates through the shell from top to bottom, and the second raw material conveying assembly is horizontally arranged on one side of the raw material cavity and communicated with the raw material cavity; the heating assembly comprises a conveying pipe heating assembly and a raw material cavity heating assembly; the forming substrate is horizontally arranged below the discharge hole. The composite material 3D printing device provided by the utility model is simple and easy to operate, can regulate and control the components, the proportion and the material structure of the composite material in real time, and improves the production precision.
Description
Technical Field
The utility model belongs to the technical field of additive manufacturing, and particularly relates to a composite material 3D printing device.
Background
3D printing is one of Rapid Prototyping (RP) technologies, which is derived from the principle of discrete/stacked layered manufacturing technology, is directly driven by a three-dimensional CAD model, and realizes one-time Rapid precise manufacturing and forming of parts or dies with any complex shapes and structures by a method of gradually adding materials. The traditional manufacturing concept is overturned from the forming idea, the method for removing the forming (turning, milling, planing, grinding and the like) is broken through, and a new field of the manufacturing industry is developed. The technology has high integration, can realize the quick and flexible manufacture of various materials, and has low manufacturing cost, thereby being most suitable for the manufacture of structural parts with various types, small batch, complex structure and high raw material value. Based on the characteristics, the application field of the 3D printing technology is continuously expanded, and the 3D printing technology is widely applied to the fields of industrial modeling, cultural art, mechanical manufacturing, aerospace, military, construction, medicine and the like.
In recent years, composite material 3D printing becomes a hot point of research at home and abroad, but how to realize real-time regulation and control of a composite material structure in a 3D printing process also becomes a hot point and a difficulty of the research. Therefore, it is an effective way to solve the problem to develop a novel composite material 3D printing method and apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a composite material 3D printing device, and aims to solve the problem that the real-time regulation and control of a composite material structure are not easy to realize in the 3D printing process.
In order to achieve the purpose, the utility model adopts the technical scheme that: provided is a composite material 3D printing device, including: the spray gun comprises a shell, a cavity is arranged in the spray gun, and a discharge hole is formed in the lowest end of the cavity;
the material conveying assembly comprises a first raw material conveying assembly and a second raw material conveying assembly, the first raw material conveying assembly comprises a first raw material supply device, a first raw material conveying pipe and a position adjusting assembly, the first raw material conveying pipe penetrates through the cavity of the shell from top to bottom, and the position adjusting assembly is arranged at the upper end of the shell and used for adjusting the position of the first raw material conveying pipe; the second raw material conveying assembly comprises a second raw material supply device and a second raw material conveying pipe, and the second raw material conveying assembly is horizontally arranged on one side of the shell and communicated with the cavity of the shell.
In a possible implementation manner, a partition plate is arranged in the shell and divides the cavity into a supporting cavity and a raw material cavity; the supporting cavity is arranged above the raw material cavity, and the second raw material conveying pipe is communicated with the raw material cavity; and a supporting piece for supporting the first raw material conveying pipe is arranged in the supporting cavity.
In a possible implementation manner, the supporting member is a supporting plate, and the center of the supporting plate is provided with a yielding hole through which the first raw material conveying pipe can pass.
In a possible implementation, the position control subassembly includes adjusting bolt, bolt-fixed block, regulation pole and boosting board, the bolt-fixed block sets up the upper end of casing, adjusting bolt with bolt-fixed block threaded connection, the boosting board with the adjusting bolt afterbody is rotated and is connected, adjust the pole first end with first raw materials conveying pipe top is articulated, adjust the pole second end with the boosting board upper end is articulated.
In a possible implementation manner, a limit groove capable of accommodating the tail part of the adjusting bolt is arranged on the boosting plate.
In a possible implementation manner, the upper surface of the shell is provided with a sliding groove, and the lower surface of the boosting plate is provided with a sliding block matched with the sliding groove.
In a possible implementation manner, the position adjusting assembly comprises an adjusting bolt, a bolt fixing block, an adjusting rod and an air spring, the bolt fixing block is arranged at the upper end of the shell, the adjusting bolt is in threaded connection with the bolt fixing block, the first end of the adjusting rod is hinged to the top end of the first raw material conveying pipe, and the air spring is horizontally arranged between the second end of the adjusting rod and the first raw material conveying pipe.
In a possible implementation manner, a column base is arranged on the upper surface of the shell body close to the first raw material conveying pipe, one end of the air spring is fixed on the column base, and the other end of the air spring is hinged to the second end of the adjusting rod.
In a possible implementation manner, the position adjusting assemblies are arranged in two groups, and the two groups are symmetrically arranged on two sides of the first raw material conveying pipe.
In one possible implementation manner, a heating assembly is provided, wherein the heating assembly comprises a conveying pipe heating assembly and a raw material cavity heating assembly, the conveying pipe heating assembly is arranged outside the second raw material conveying pipe, and the raw material cavity heating assembly is arranged outside the raw material cavity; and the forming substrate is horizontally arranged below the discharge hole.
The composite material 3D printing device provided by the utility model has the beneficial effects that:
compared with the prior art, the device is provided with a shell, a partition plate is arranged in the shell, a raw material cavity is formed by the lower surface of the partition plate and the inner wall of the spray gun and is convenient for storing raw materials, the material conveying assembly comprises a first raw material conveying assembly and a second raw material conveying assembly, the first raw material conveying assembly comprises a first raw material supply device, a first raw material conveying pipe and a position adjusting assembly, the position adjusting assembly can adjust the upper position and the lower position of the first raw material conveying pipe, in the running process of the device, the first raw material conveying pipe is conveyed by the first raw material supply device into the first raw material conveying pipe, the second raw material conveying pipe is conveyed by the second raw material supply device into the second raw material conveying pipe and is filled into the raw material cavity, the first raw material is discharged from the lowest end of the first raw material conveying pipe, the second raw material is discharged from a discharge port, the discharged first raw material and the second raw material are compounded in real time, and the position of the first raw material conveying pipe is adjusted, the method has the advantages of realizing the adjustment of the filling depth of the first raw material in the second raw material, along with simple equipment structure, simple and easy operation, real-time regulation and control of the components, the proportion and the material structure of the composite material, and improvement of the production precision.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a composite material 3D printing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural diagram of a composite material 3D printing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of embodiment 1 of a position adjustment assembly used in the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 of the position adjusting assembly used in the present invention.
In the figure: 1. a housing; 2. molding a substrate; 3. a partition plate; 4. a discharge port; 5. a feedstock chamber; 6. a first raw material supply device; 7. a first feedstock delivery conduit; 8. a position adjustment assembly; 9. a second raw material supply device; 10. a second feedstock delivery pipe; 11. a duct heating assembly; 12. a feedstock chamber heating assembly; 13. a first feedstock; 14. a second raw material; 15. a support cavity; 16. a support member; 17. adjusting the bolt; 18. fixing blocks for bolts; 19. adjusting a rod; 20. a boosting plate; 21. a sliding groove; 22. a slider; 23. a gas spring; 24. a column base.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 4, a specific embodiment of a composite material 3D printing apparatus according to the present invention is described, including: the spray gun comprises a shell 1, a cavity is arranged in the spray gun, and a discharge hole 4 is formed in the lowest end of the cavity; the material conveying assembly comprises a first raw material 13 conveying assembly and a second raw material 14 conveying assembly, the first raw material 13 conveying assembly comprises a first raw material supply device 6, a first raw material conveying pipe 7 and a position adjusting assembly 8, the first raw material conveying pipe 7 penetrates through the cavity of the shell 1 from top to bottom, and the position adjusting assembly 8 is arranged at the upper end of the shell 1 and used for adjusting the position of the first raw material conveying pipe 7; the second raw material 14 conveying assembly comprises a second raw material supply device 9 and a second raw material conveying pipe 10, and the second raw material 14 conveying assembly is horizontally arranged on one side of the shell 1 and communicated with the cavity of the shell 1.
Compared with the prior art, the composite material 3D printing device provided by the utility model is provided with a shell 1, a partition plate 3 is arranged in the shell 1, a raw material cavity 5 is formed by the lower surface of the partition plate 3 and the inner wall of a spray gun, so that raw materials can be conveniently stored, a material conveying assembly comprises a first raw material 13 conveying assembly and a second raw material 14 conveying assembly, the first raw material 13 conveying assembly comprises a first raw material supply device 6, a first raw material conveying pipe 7 and a position adjusting assembly 8, the position adjusting assembly 8 can adjust the upper position and the lower position of the first raw material conveying pipe 7, the first raw material supply device 6 conveys the first raw material 13 into the first raw material conveying pipe 7 during the operation of the device, the second raw material supply device 9 conveys the second raw material 14 into the second raw material conveying pipe 10 and fills the raw material cavity 5, the first raw material 13 is discharged from the lowest end of the first raw material conveying pipe 7, the second raw material 14 is discharged from the discharge hole 4, the discharged first raw material 13 and the second raw material 14 are compounded in real time, the position of the first raw material conveying pipe 7 is adjusted, the filling depth of the first raw material 13 in the second raw material 14 is adjusted, the equipment structure is simple, the operation is simple and easy to implement, the components, the proportion and the material structure of the composite material can be regulated and controlled in real time, and the production precision is improved.
Specifically, referring to fig. 1 to 4, a housing 1 is provided, a raw material chamber 5 is provided in the housing 1, a first raw material 13 conveying assembly and a second raw material 14 conveying assembly respectively convey a first raw material 13 and a second raw material 14, a first raw material conveying pipe 7 penetrates through the entire housing 1, a feeding end of the first raw material conveying pipe 7 is provided above the housing 1, a lowest end of the first raw material conveying pipe 7 is a discharging end, the discharging end of the first raw material conveying pipe 7 passes through a discharging port 4, a gap is provided between the discharging end of the first raw material conveying pipe 7 and the discharging port 4, a position adjusting assembly 8 can adjust a position of the first raw material conveying pipe 7 up and down, so as to adjust a filling depth of the first raw material 13 in the second raw material 14, and adjust a composite material structure in real time, a first raw material supplying device 6 is provided above the feeding end of the first raw material conveying pipe 7, the first raw material 13 is conveyed, the second raw material conveying pipe 10 is horizontally arranged, one end of the second raw material conveying pipe is communicated with the cavity, and the second raw material supply device 9 is arranged on one side of the free end of the second raw material conveying pipe 10 and conveys the second raw material 14.
As a specific embodiment of the composite material 3D printing device provided by the present invention, please refer to fig. 2, a partition plate 3 is disposed in a housing 1, and the partition plate 3 divides a cavity into a supporting cavity 15 and a raw material cavity 5; the supporting cavity 15 is arranged above the raw material cavity 5, and the second raw material conveying pipe 10 is communicated with the raw material cavity 5; a support 16 for supporting the first material transport tube 7 is provided in the support chamber 15.
Specifically, referring to fig. 2, a partition plate 3 is disposed in the casing 1, a supporting cavity 15 is disposed above the partition plate 3, a material cavity 5 is disposed below the partition plate 3, and a supporting member 16 for supporting the first material conveying pipe 7 is disposed in the supporting cavity 15, so that the first material conveying pipe 7 is prevented from deviating, and the stability of the device is improved.
As an embodiment of the composite material 3D printing apparatus provided by the present invention, referring to fig. 2, the supporting member 16 is a supporting plate, and a yielding hole through which the first material conveying pipe 7 can pass is disposed in the center of the supporting plate.
Specifically, referring to fig. 2, the supporting member 16 is a horizontally disposed supporting plate, the supporting plate is provided with a yielding hole, and the first material conveying pipe 7 passes through the yielding hole to prevent the first material conveying pipe 7 from deviating, so as to increase the stability of the device.
Referring to fig. 1 to 3, as a specific embodiment of a composite material 3D printing device provided by the present invention, a position adjusting assembly 8 includes an adjusting bolt 17, a bolt fixing block 18, an adjusting rod 19, and a boosting plate 20, the bolt fixing block 18 is disposed at an upper end of a housing 1, the adjusting bolt 17 is in threaded connection with the bolt fixing block 18, the boosting plate 20 is rotatably connected with a tail portion of the adjusting bolt 17, a first end of the adjusting rod 19 is hinged to a top end of a first raw material conveying pipe 7, and a second end of the adjusting rod 19 is hinged to an upper end of the boosting plate 20.
Specifically, referring to fig. 1 to 3, the position adjusting assembly 8 includes an adjusting bolt 17, a bolt fixing block 18, an adjusting rod 19 and a boosting plate 20, the boosting plate 20 is disposed at the tail of the adjusting bolt 17, the adjusting rod 19 is disposed between the boosting plate 20 and the first raw material conveying pipe 7, the upper end of the boosting plate is hinged to the second end of the adjusting rod 19, the position of the boosting plate 20 is changed by changing the position of the adjusting bolt 17, the position of the adjusting rod 19 is adjusted, the up-and-down movement of the first raw material conveying pipe 7 is further realized, and the stability of the device is increased.
As a specific embodiment of the composite material 3D printing apparatus provided by the present invention, referring to fig. 1 to 3, a limit groove capable of accommodating the tail of the adjusting bolt 17 is disposed on the boost plate 20.
Specifically, referring to fig. 1 to 3, the boosting plate is disposed at the tail of the adjusting bolt 17, and the adjusting bolt 17 is rotated to drive the boosting plate to move forward and backward, and the boosting plate 20 is provided with a position-limiting groove, so as to increase the stability of the device.
Referring to fig. 1 to 3, as a specific embodiment of a composite material 3D printing apparatus provided by the present invention, a sliding groove 21 is provided on an upper surface of a housing 1, and a sliding block 22 matching with the sliding groove 21 is provided on a lower surface of a boost plate 20.
Specifically, referring to fig. 1 to 3, the upper surface of the housing 1 and the lower surface of the boost plate are provided with a sliding slot and a sliding block, which are matched, and the sliding slot 21 and the sliding block 22 may be in a dovetail shape, so as to further increase the stability of the device.
Referring to fig. 4, as a specific embodiment of the composite material 3D printing apparatus provided by the present invention, the position adjusting assembly 8 includes an adjusting bolt 17, a bolt fixing block 18, an adjusting rod 19, and a gas spring 23, the bolt fixing block 18 is disposed at the upper end of the housing 1, the adjusting bolt 17 is in threaded connection with the bolt fixing block 18, a first end of the adjusting rod 19 is hinged to the top end of the first raw material conveying pipe 7, and the gas spring 23 is horizontally disposed between a second end of the adjusting rod 19 and the first raw material conveying pipe 7.
Specifically, please refer to fig. 4, the position adjusting assembly 8 includes an adjusting bolt 17, a bolt fixing block 18, an adjusting rod 19 and a gas spring 23, the adjusting rod 19 is disposed between the adjusting bolt 17 and the first material conveying pipe 7, a first end of the adjusting rod 19 is hinged to the top end of the first material conveying pipe 7, a second end of the adjusting rod 19 abuts against the tail of the adjusting bolt 17, by changing the position of the adjusting bolt 17, the position of the adjusting rod 19 is adjusted, and further the up-down movement of the first material conveying pipe 7 is realized, the gas spring 23 is disposed between the second end of the adjusting rod 19 and the first material conveying pipe 7, when the adjusting bolt 17 is rotated, the gas spring 23 exerts a certain force on the adjusting rod 19, the adjusting bolt 17 and the gas spring 23 limit the adjusting rod 19 at the same time, and the stability of the device is increased.
Furthermore, the second end of the adjusting rod 19 is arc-shaped, so that the adjusting bolt 17 can be conveniently abutted against the adjusting rod 19 inclined at different angles, and the adaptability of the device is improved.
Referring to fig. 4, as a specific embodiment of the composite material 3D printing apparatus provided by the present invention, a column base 24 is disposed on the upper surface of the housing 1 near the first material conveying pipe 7, one end of a gas spring 23 is fixed on the column base 24, and the other end of the gas spring 23 is hinged to the second end of the adjusting rod 19.
Specifically, referring to fig. 4, one end of the gas spring 23 is disposed on the column foot 24 near the first material conveying pipe 7, and the other end of the gas spring is hinged to the second end of the adjusting rod 19, so as to increase the stability of the device.
As a specific embodiment of the composite material 3D printing apparatus provided by the present invention, referring to fig. 1 to 4, two sets of position adjusting assemblies 8 are symmetrically disposed on two sides of the first material conveying pipe 7.
Specifically, referring to fig. 1 to 4, two sets of position adjustment assemblies 8 are symmetrically disposed, so as to further increase the stability of the device.
As a specific embodiment of the composite material 3D printing apparatus provided by the present invention, please refer to fig. 1 to 4, a heating assembly is provided, the heating assembly includes a conveying pipe heating assembly 11 and a raw material chamber heating assembly 12, the conveying pipe heating assembly 11 is disposed outside the second raw material conveying pipe 10, and the raw material chamber heating assembly 12 is disposed outside the raw material chamber 5; and a molded substrate 2, the molded substrate 2 being horizontally disposed below the discharge port 4.
Specifically, referring to fig. 1 to 4, the heating assembly includes a conveying pipe heating assembly 11 and a raw material chamber heating assembly 12, the conveying pipe heating assembly 11 is disposed outside the second raw material conveying pipe 10 to heat the second raw material 14, the raw material chamber heating assembly 12 is disposed outside the raw material chamber 5 to heat the second raw material 14 and the first raw material 13 in the raw material chamber 5, the forming substrate 2 is disposed below the discharge port 4, the discharged first raw material 13 and the discharged second raw material 14 are combined at the discharge port 4 in real time, and are deposited on the forming substrate under the driving of a set path signal, and a pre-fabricated composite material is finally obtained along with cooling and curing.
Preferably, the heating assembly can adopt a resistance heating mode, an induction heating mode and the like according to the heating temperature and the heating efficiency requirement.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A composite 3D printing device, comprising:
the spray gun comprises a shell, a cavity is arranged in the spray gun, and a discharge hole is formed in the lowest end of the cavity;
the material conveying assembly comprises a first raw material conveying assembly and a second raw material conveying assembly, the first raw material conveying assembly comprises a first raw material supply device, a first raw material conveying pipe and a position adjusting assembly, the first raw material conveying pipe penetrates through the cavity of the shell from top to bottom, and the position adjusting assembly is arranged at the upper end of the shell and used for adjusting the position of the first raw material conveying pipe; the second raw material conveying assembly comprises a second raw material supply device and a second raw material conveying pipe, and the second raw material conveying assembly is horizontally arranged on one side of the shell and communicated with the cavity of the shell.
2. The composite 3D printing device of claim 1, wherein a partition plate is disposed within the housing, the partition plate dividing the chamber into a support chamber and a feedstock chamber; the supporting cavity is arranged above the raw material cavity, and the second raw material conveying pipe is communicated with the raw material cavity; and a supporting piece for supporting the first raw material conveying pipe is arranged in the supporting cavity.
3. A composite 3D printing apparatus as claimed in claim 2 wherein the support is a support plate centrally provided with a relief hole through which the first feedstock delivery conduit can pass.
4. The composite material 3D printing device according to claim 1, wherein the position adjusting assembly comprises an adjusting bolt, a bolt fixing block, an adjusting rod and a boosting plate, the bolt fixing block is arranged at the upper end of the shell, the adjusting bolt is in threaded connection with the bolt fixing block, the boosting plate is rotatably connected with the tail of the adjusting bolt, a first end of the adjusting rod is hinged to the top end of the first raw material conveying pipe, and a second end of the adjusting rod is hinged to the upper end of the boosting plate.
5. The composite material 3D printing device as claimed in claim 4, wherein a limiting groove capable of accommodating the tail portion of the adjusting bolt is formed in the boosting plate.
6. The composite 3D printing device as claimed in claim 5, wherein the upper surface of the housing is provided with a sliding groove, and the lower surface of the booster plate is provided with a sliding block matched with the sliding groove.
7. The composite 3D printing device according to claim 1, wherein the position adjusting assembly comprises an adjusting bolt, a bolt fixing block, an adjusting rod and a gas spring, the bolt fixing block is disposed at the upper end of the housing, the adjusting bolt is in threaded connection with the bolt fixing block, a first end of the adjusting rod is hinged to the top end of the first raw material conveying pipe, and the gas spring is horizontally disposed between a second end of the adjusting rod and the first raw material conveying pipe.
8. The composite 3D printing device as recited in claim 7, wherein the upper surface of the housing is provided with a pedestal adjacent to the first feedstock delivery pipe, one end of the gas spring is fixed to the pedestal, and the other end of the gas spring is hinged to the second end of the adjustment rod.
9. A composite 3D printing apparatus as claimed in claim 6 or claim 8, wherein the position adjustment assemblies are provided in two sets, symmetrically disposed on either side of the first feedstock delivery conduit.
10. The composite 3D printing device according to claim 1, wherein a heating assembly is provided, the heating assembly comprising a delivery tube heating assembly and a feedstock chamber heating assembly, the delivery tube heating assembly being disposed outside the second feedstock delivery tube, the feedstock chamber heating assembly being disposed outside the feedstock chamber; and the forming substrate is horizontally arranged below the discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121823301.6U CN215359881U (en) | 2021-08-05 | 2021-08-05 | Composite material 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121823301.6U CN215359881U (en) | 2021-08-05 | 2021-08-05 | Composite material 3D printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215359881U true CN215359881U (en) | 2021-12-31 |
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ID=79615785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121823301.6U Active CN215359881U (en) | 2021-08-05 | 2021-08-05 | Composite material 3D printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215359881U (en) |
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2021
- 2021-08-05 CN CN202121823301.6U patent/CN215359881U/en active Active
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