CN114834031A - Single screw rod extrusion type 3D printer - Google Patents
Single screw rod extrusion type 3D printer Download PDFInfo
- Publication number
- CN114834031A CN114834031A CN202210396098.1A CN202210396098A CN114834031A CN 114834031 A CN114834031 A CN 114834031A CN 202210396098 A CN202210396098 A CN 202210396098A CN 114834031 A CN114834031 A CN 114834031A
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- Prior art keywords
- driving mechanism
- screw
- reciprocating
- motor
- reciprocating driving
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
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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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a single-screw extrusion type 3D printer, which comprises a rack, wherein a first reciprocating driving mechanism and a second reciprocating driving mechanism are horizontally arranged and vertically arranged on the rack; the driving end of the first reciprocating driving mechanism is provided with a printing platform, the driving end of the third reciprocating driving mechanism is provided with a 3D printing mechanism, and the driving end movement direction of the first reciprocating driving mechanism and the driving end movement direction of the third reciprocating driving mechanism are in cross arrangement in a different plane; the 3D printing mechanism comprises a base arranged on the driving end of the third reciprocating driving mechanism, a fourth motor and a material cylinder are arranged on the base, a screw rod is arranged at the driving end of the fourth motor, the screw rod extends into the material cylinder, and a nozzle is arranged at the bottom of the material cylinder.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a single-screw extrusion type 3D printer.
Background
The 3D printing technology belongs to the additive manufacturing technology, and is to finally print out a required product or part by using various materials to stack a designed mathematical model layer by layer. The 3D printing technology has the advantages of simplifying the production and manufacturing process, quickly and effectively producing a single product and the like, so that the 3D printing is widely applied to various fields in life, and the 3D printer starts to slowly realize miniaturization and family, and has better development potential.
However, the 3D printer also has certain limitations in material extrusion: for example, in the process of printing products, there are problems of limited printing material selection, uneven extrusion of filament materials during extrusion of a nozzle, and the like, and these problems are also hot spots of research in the field of 3D printing.
Disclosure of Invention
The invention aims to provide a single-screw extrusion type 3D printer, which solves the problems of single material selection and uneven material extrusion of the existing 3D printer in the printing process.
In order to achieve the purpose, the invention adopts the technical scheme that: a single-screw extrusion type 3D printer comprises a rack, wherein a first reciprocating driving mechanism and a second reciprocating driving mechanism are horizontally arranged and vertically arranged on the rack, a third reciprocating driving mechanism is horizontally arranged at the driving end of the second reciprocating driving mechanism, and the first reciprocating driving mechanism is positioned below the third reciprocating driving mechanism; the driving end of the first reciprocating driving mechanism is provided with a printing platform, the driving end of the third reciprocating driving mechanism is provided with a 3D printing mechanism, and the driving end movement direction of the first reciprocating driving mechanism and the driving end movement direction of the third reciprocating driving mechanism are in cross arrangement in a different plane; the 3D printing mechanism comprises a base arranged on the driving end of the third reciprocating driving mechanism, a fourth motor and a material cylinder are arranged on the base, a screw rod is arranged at the driving end of the fourth motor, the screw rod extends into the material cylinder, and a nozzle is arranged at the bottom of the material cylinder.
As a preferred technical solution of the present invention, the first reciprocating driving mechanism includes a first module disposed on the frame, a first motor is disposed in the first module, a first lead screw is disposed at a driving end of the first motor, the first lead screw is rotatably disposed in the first module, and the printing platform is assembled on the first lead screw in a threaded manner.
As a preferable technical solution of the present invention, the second reciprocating driving mechanism includes a second motor disposed on the frame, a driving end of the second motor is provided with a second lead screw, and the third reciprocating driving mechanism is threadedly mounted on the second lead screw.
As a preferable technical solution of the present invention, the third reciprocating driving mechanism includes a second module disposed on the second lead screw, a third motor is disposed in the second module, a driving end of the third motor is provided with a third lead screw, and the third lead screw is rotatably disposed in the second module.
As a preferred technical solution of the present invention, the first lead screw is threadedly assembled with a supporting plate, the supporting plate is provided with a plurality of compression springs, the plurality of compression springs are provided with a bottom plate, the bottom plate is provided with a heating plate, and the printing platform is disposed on the heating plate.
As a preferable technical scheme of the present invention, the second lead screw is provided with a connecting block, the connecting block is connected with the second module, a guide member is sleeved outside the second lead screw, and the guide member is arranged on the rack.
As a preferable technical solution of the present invention, a pair of guide rails is disposed inside the frame, and two ends of the second module are both provided with sliders, and the two sliders are respectively slidably assembled on the pair of guide rails.
The invention has the beneficial effects that: (1) the single-screw extrusion type 3D printer has the principle that the materials are conveyed in a mode of pushing the materials by the screws, so that different materials can be conveyed, and the materials can be uniformly conveyed; (2) the single-screw extrusion type 3D printer is simple in overall structure, convenient to operate, capable of saving manufacturing cost and good in market popularization and application prospect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a single screw extrusion type 3D printer according to the present invention;
fig. 2 is a side view of a single screw extrusion 3D printer of the present invention.
In the figure: 1. the printing machine comprises a frame, 2, a first motor, 3, a third screw rod, 4, a screw rod, 5, a nozzle, 6, a printing platform, 7, a first screw rod, 8, a first module, 9, a charging barrel, 10, a second motor, 11, a third motor, 12, a sliding block, 13, a second screw rod, 14, a guide piece, 15, a guide rail, 16, a connecting piece, 17, a third motor, 18, a base, 19, a second module, 20, a supporting plate, 21, a compression spring, 22, a bottom plate and 23, and a heating plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, the single-screw extrusion type 3D printer of the present invention includes a frame 1, wherein the frame 1 is provided with a first reciprocating driving mechanism and a second reciprocating driving mechanism, the first reciprocating driving mechanism and the second reciprocating driving mechanism are horizontally arranged, the driving end of the second reciprocating driving mechanism is provided with a third reciprocating driving mechanism, the third reciprocating driving mechanism is horizontally arranged, and the first reciprocating driving mechanism is located below the third reciprocating driving mechanism; the printing platform 6 is arranged at the driving end of the first reciprocating driving mechanism, the 3D printing mechanism is arranged at the driving end of the third reciprocating driving mechanism, and the movement direction of the driving end of the first reciprocating driving mechanism and the movement direction of the driving end of the third reciprocating driving mechanism are in cross arrangement in a different plane; the 3D printing mechanism comprises a base 18 arranged on the driving end of the third reciprocating driving mechanism, a fourth motor 17 and a material barrel 9 are arranged on the base 18, a screw rod 4 is arranged at the driving end of the fourth motor 17, the screw rod 4 extends into the material barrel 9, and a nozzle 5 is arranged at the bottom of the material barrel 9.
Taking fig. 1 as an example, during operation, the first reciprocating driving mechanism can control the printing platform 6 to move back and forth, the second reciprocating driving mechanism and the third reciprocating driving mechanism are matched with each other, and the movement tracks of the 3D printing mechanisms in the up-down direction and the left-right direction can be adjusted, so that 3D printing is completed on the printing platform 6.
When the 3D printing mechanism works, the fourth motor 17 is started to drive the screw rod 4 to rotate, and materials in the material barrel 9 can be sequentially pushed in the rotating process of the screw rod 4, so that the materials are uniformly extruded from the nozzle 5 at the bottom of the material barrel 9.
As shown in fig. 1, in the single screw extrusion 3D printer of the present invention, the first reciprocating driving mechanism includes a first module 8 disposed on the frame 1, a first motor 2 is disposed in the first module 8, a first lead screw 7 is disposed at a driving end of the first motor 2, the first lead screw 7 is rotatably disposed in the first module 8, and the printing platform 6 is threadedly mounted on the first lead screw 7.
Based on the lead screw transmission principle, the first motor 2 is started, and the printing platform 6 makes reciprocating linear motion on the first lead screw 7 by taking the first lead screw 7 as a reference, so that the front and back position adjustment of the printing platform 6 is realized.
As shown in fig. 1, in a single screw extrusion type 3D printer according to the present invention, the second reciprocating driving mechanism includes a second motor 10 disposed on the frame 1, a second lead screw 13 is disposed at a driving end of the second motor 10, and the third reciprocating driving mechanism is threadedly mounted on the second lead screw 13.
Based on the principle of screw transmission, the second motor 10 is started, and the third reciprocating driving mechanism makes reciprocating linear motion on the second screw 13 by taking the second screw 13 as a reference, so that the 3D printing mechanism moves up and down.
As shown in fig. 1, in the single screw extrusion 3D printer of the present invention, the third reciprocating driving mechanism includes a second module 19 disposed on the second lead screw 13, a third motor 11 is disposed in the second module 19, a driving end of the third motor 11 is provided with a third lead screw 3, and the third lead screw 3 is rotatably disposed in the second module 19.
Based on the principle of screw transmission, the third motor 11 is started, and the base 18 screwed on the third screw 3 reciprocates on the base, so that the 3D printing mechanism is adjusted in left and right positions.
Referring to fig. 2, in the single screw extrusion type 3D printer of the present invention, a support plate 20 is threadedly mounted on a first lead screw 7, a plurality of compression springs 21 are disposed on the support plate 20, a bottom plate 22 is disposed on the plurality of compression springs 21, a heating plate 23 is disposed on the bottom plate 22, and a printing platform 6 is disposed on the heating plate 23.
As shown in fig. 1, in the single screw extrusion type 3D printer of the present invention, a second lead screw 13 is provided with a connecting block 16, the connecting block 16 is connected to a second module 19, a guide 14 is sleeved outside the second lead screw 13, and the guide 14 is disposed on the frame 1.
The second lead screw 13 is guided and fixed by the guide piece 14, and cannot generate radial run-out when guiding is carried out again.
As shown in fig. 1, in a single screw extrusion type 3D printer according to the present invention, a pair of guide rails 15 are disposed inside a frame 1, sliders 12 are disposed at both ends of a second module 19, and the two sliders 12 are slidably mounted on the pair of guide rails 15, respectively.
Through the limit fit of the sliding block 12 and the guide rail 15, the second module 19 can be ensured to move up and down along a certain track without deviation.
Therefore, compared with the prior art, the single-screw extrusion type 3D printer has the advantages that the conveying of materials is completed in a mode of pushing the materials by the screws, and not only can different materials be conveyed, but also the materials can be conveyed uniformly. In addition, the single-screw extrusion type 3D printer is simple in overall structure, convenient to operate, capable of saving manufacturing cost and good in market popularization and application prospect.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The single-screw extrusion type 3D printer is characterized by comprising a rack (1), wherein a first reciprocating driving mechanism and a second reciprocating driving mechanism are horizontally arranged and vertically arranged on the rack (1), a third reciprocating driving mechanism is horizontally arranged at the driving end of the second reciprocating driving mechanism, and the first reciprocating driving mechanism is positioned below the third reciprocating driving mechanism; the driving end of the first reciprocating driving mechanism is provided with a printing platform (6), the driving end of the third reciprocating driving mechanism is provided with a 3D printing mechanism, and the driving end movement direction of the first reciprocating driving mechanism and the driving end movement direction of the third reciprocating driving mechanism are in cross arrangement in a different plane; 3D print mechanism contains base (18) of setting on the drive end of the reciprocal actuating mechanism of third, be provided with fourth motor (17) and feed cylinder (9) on base (18), the drive end of fourth motor (17) is provided with screw rod (4), screw rod (4) stretch into in feed cylinder (9), the bottom of feed cylinder (9) is provided with nozzle (5).
2. The single-screw extrusion type 3D printer according to claim 1, wherein the first reciprocating driving mechanism comprises a first module (8) arranged on the frame (1), a first motor (2) is arranged in the first module (8), a first lead screw (7) is arranged at the driving end of the first motor (2), the first lead screw (7) is rotatably arranged in the first module (8), and the printing platform (6) is in threaded fit with the first lead screw (7).
3. The single screw extrusion 3D printer according to claim 2, wherein the second reciprocating drive mechanism comprises a second motor (10) arranged on the frame (1), the driving end of the second motor (10) is provided with a second lead screw (13), and the third reciprocating drive mechanism is screw-fitted on the second lead screw (13).
4. The single screw extrusion 3D printer according to claim 3, wherein the third reciprocating drive mechanism comprises a second module (19) arranged on a second lead screw (13), a third motor (11) is arranged in the second module (19), a driving end of the third motor (11) is provided with a third lead screw (3), and the third lead screw (3) is rotatably arranged in the second module (19).
5. The single-screw extrusion 3D printer according to claim 4, wherein the first lead screw (7) is threadedly assembled with a support plate (20), the support plate (20) is provided with a plurality of compression springs (21), a bottom plate (22) is arranged on the plurality of compression springs (21), a heating plate (23) is arranged on the bottom plate (22), and the printing platform (6) is arranged on the heating plate (23).
6. The single-screw extrusion 3D printer according to claim 5, wherein the second screw (13) is provided with a connecting block (16), the connecting block (16) is connected with a second module (19), and a guide (14) is sleeved outside the second screw (13), and the guide (14) is arranged on the frame (1).
7. The single-screw extrusion type 3D printer according to claim 6, wherein a pair of guide rails (15) are arranged on the inner side of the frame (1), two sliding blocks (12) are arranged at two ends of the second module (19), and the two sliding blocks (12) are respectively assembled on the pair of guide rails (15) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210396098.1A CN114834031A (en) | 2022-04-15 | 2022-04-15 | Single screw rod extrusion type 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210396098.1A CN114834031A (en) | 2022-04-15 | 2022-04-15 | Single screw rod extrusion type 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114834031A true CN114834031A (en) | 2022-08-02 |
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ID=82565627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210396098.1A Pending CN114834031A (en) | 2022-04-15 | 2022-04-15 | Single screw rod extrusion type 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114834031A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204431743U (en) * | 2015-01-14 | 2015-07-01 | 余金文 | The 3D printer that a kind of continuous fiber composite molten is piled up |
| CN109352987A (en) * | 2018-11-23 | 2019-02-19 | 南京工业职业技术学院 | Technical grade infinite size 3D printer |
| US20210291443A1 (en) * | 2020-03-19 | 2021-09-23 | Shaanxi University Of Technology | Single screw extrusion sprayer of a 3d printer |
-
2022
- 2022-04-15 CN CN202210396098.1A patent/CN114834031A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204431743U (en) * | 2015-01-14 | 2015-07-01 | 余金文 | The 3D printer that a kind of continuous fiber composite molten is piled up |
| CN109352987A (en) * | 2018-11-23 | 2019-02-19 | 南京工业职业技术学院 | Technical grade infinite size 3D printer |
| US20210291443A1 (en) * | 2020-03-19 | 2021-09-23 | Shaanxi University Of Technology | Single screw extrusion sprayer of a 3d printer |
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