CN110789118A - 3D printer - Google Patents
3D printer Download PDFInfo
- Publication number
- CN110789118A CN110789118A CN201911106982.1A CN201911106982A CN110789118A CN 110789118 A CN110789118 A CN 110789118A CN 201911106982 A CN201911106982 A CN 201911106982A CN 110789118 A CN110789118 A CN 110789118A
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- CN
- China
- Prior art keywords
- printing
- axis
- platform
- printer
- polished rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- 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
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
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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
- B29C64/227—Driving means
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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
- B29C64/227—Driving means
- B29C64/241—Driving means for rotary motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
The invention discloses a 3D printer, which comprises a printing platform, a printing head moving assembly, a printing platform moving assembly and an overturning/rotating mechanism, wherein the overturning/rotating mechanism comprises an overturning shaft and a rotating shaft; print platform can produce upset and rotation based on the drive of trip shaft and rotation axis, can also be vertical motion under print platform motion assembly's drive, make print platform can adjust the printing angle wantonly in the three dimensions of space, thereby can drive the printing entity and adjust the angle wantonly in the three dimensions of space, based on this, it only needs to do planar motion and can implement on the multi-angle on the three dimensions of space to print to beat printer head under the drive of printer head motion assembly, for current fused deposition successive layer superimposed printing mode, can plan the route of printing for approximate conical surface, ensure to print the finished piece and have the geometric topological structure of carbon-like fiber weave form, thereby overcome the poor shortcoming of bonding force between the finished piece layer, the intensity of finished piece has been improved.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a 3D printer capable of improving printing strength.
Background
The 3D printing technology, also known as additive manufacturing technology, is an additive manufacturing technology, i.e. a rapid prototyping technology, which is a technology for manufacturing a three-dimensional object by using an adhesive material such as a photo-curable resin, a special wax material, a powdered metal or plastic, etc. on the basis of a digital model file and bonding the material layer by layer through a printing technology.
At present, 3D printing technology has been developed rapidly, and the development is fast in the technical fields of fused deposition, photocuring, laser sintering and the like, and certain approval is obtained in the fields of education, medical treatment and the like.
However, in the aspect of fused deposition printing, when the traditional layer-by-layer overlaying unidirectional printing is carried out, the mechanical property of the workpiece has directionality, so that the interlayer bonding force of the workpiece is weak, and the strength of the workpiece cannot meet the use requirement.
Disclosure of Invention
The invention aims to provide a 3D printer, which solves the technical problem that the interlayer bonding force of a workpiece printed by the conventional fused deposition is weak.
In order to solve the technical problems, the invention adopts the following technical scheme:
it is presented a 3D printer comprising: a printing platform; the printing head is arranged above the printing platform; the printing head moving assembly is connected with the printing head and drives the printing head to do plane motion; the printing platform moving component is used for driving the printing platform to vertically move; further comprising: the overturning/rotating mechanism comprises an overturning shaft and a rotating shaft; the turnover shaft is used for driving the printing platform to turn over; the rotating shaft is used for driving the printing platform to rotate.
Further, the printing platform motion assembly comprises: a platform base; the Z-axis polished rod is connected with the platform base; the Z-axis support is fixed on the platform base; and one end of the overturning shaft is fixed on the Z-axis bracket.
Further, the rotating shaft is fixed on the printing platform; the other end of the turnover shaft is connected with the rotating shaft.
Further, the rotating shaft is fixed on the bottom surface of the printing platform.
Further, the 3D printer further includes: and the upper side of the frame is used for fixing the printing head motion assembly, and the lower side of the frame is used for fixing the printing platform motion assembly.
Further, the printhead carrier assembly includes: the X-axis motion assembly comprises an X-axis polished rod, an X-axis driving motor and an X-axis transmission belt; the printing head is fixed on the X-axis polished rod, and the X-axis driving motor is connected with the printing head through the X-axis transmission belt and is used for driving the X-axis transmission belt to drive the printing head to move along the X-axis polished rod; the Y-axis motion assembly comprises a connecting frame, a Y-axis polished rod, a Y-axis driving motor and a Y-axis transmission belt; the X-axis polished rod is fixed on the connecting frame, and the connecting frame is fixed on the Y-axis polished rod; the Y-axis driving motor is connected with the connecting frame through the Y-axis driving belt and used for driving the Y-axis driving belt to drive the connecting frame to move along the Y-axis polished rod.
Compared with the prior art, the invention has the advantages and positive effects that: according to the 3D printer provided by the invention, based on the turnover shaft and the rotating shaft which are arranged on the printing platform, the matching of the printing head motion assembly and the printing platform motion assembly is combined, and compared with the existing fused deposition layer-by-layer superposed printing mode, the printing path can be planned to be a path similar to a conical curved surface, and the printed workpiece is ensured to have a carbon fiber-like woven geometric topological structure, so that the defect of poor bonding force between the workpiece layers is overcome, the strength of the workpiece is improved, and the technical problem that the bonding force between the workpiece layers of the existing fused deposition printing is weak is solved.
Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a three-dimensional structure diagram of a 3D printer according to the present invention;
FIG. 2 is a schematic diagram of a printing state of one embodiment of a 3D printer according to the present invention;
fig. 3 is a schematic diagram of a printing state of a 3D printer according to another embodiment of the present invention;
fig. 4 is a schematic diagram of a printing state of a 3D printer according to another embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1, the 3D printer provided by the present invention includes a frame 1, a printing platform 2, a printing head 3, a printing head operating assembly, a printing platform operating assembly, and a flipping/rotating mechanism; wherein, the printing head 3 is arranged above the printing platform 2; the printing head moving assembly is connected with the printing head 3, is fixed on the upper side of the frame 1 and is used for driving the printing head 3 to do plane movement; the printing platform moving assembly is used for driving the printing platform 2 to vertically move and is fixed on the lower side of the frame 1; the overturning/rotating mechanism comprises an overturning shaft 61 and a rotating shaft 62, and the overturning shaft 61 is used for driving the printing platform 2 to overturn; the rotation shaft 61 is used for driving the printing platform 2 to rotate.
The printing platform 2 can be driven by the turning shaft 61 and the rotating shaft 62 to turn and rotate, and can also be driven by the printing platform moving assembly to vertically move, so that the printing platform 2 can randomly adjust the printing angle in three dimensions of space, therefore, the printing entity can be driven to randomly adjust the angle in three dimensions of space, on the basis, the printing head 3 can print in multiple angles in three dimensions of space only by doing planar motion under the drive of the printing head motion assembly, and compared with the existing printing mode of fused deposition layer-by-layer superposition, the printing route can be planned to be a route similar to a conical surface, so that the printed product is ensured to have a carbon fiber-like woven geometric topological structure, therefore, the defect of poor interlayer bonding force of the workpiece is overcome, the strength of the workpiece is improved, and the technical problem that the interlayer bonding force of the workpiece printed by the conventional fused deposition is weak is solved.
Specifically, the print head moving assembly comprises an X-axis moving assembly and a Y-axis moving assembly, wherein, as shown in fig. 1, the X-axis moving assembly comprises an X-axis polished rod 41, an X-axis driving motor (not shown in the figure) and an X-axis transmission belt (not shown in the figure); the printing head 3 is fixed on the X-axis polished rod 41, and the X-axis driving motor is connected with the printing head 3 through an X-axis transmission belt and is used for driving the X-axis transmission belt to drive the printing head 3 to move along the X-axis polished rod 41; the Y-axis motion assembly comprises a connecting frame 43, a Y-axis polished rod 42, a Y-axis driving motor (not shown in the figure) and a Y-axis transmission belt (not shown in the figure); the X-axis polished rod 41 is fixed on the connecting frame 43, and the connecting frame 43 is fixed on the Y-axis polished rod 43; the Y-axis driving motor is connected with the connecting frame 43 through a Y-axis transmission belt and is used for driving the Y-axis transmission belt to drive the connecting frame 43 to move along the Y-axis polished rod 42; so that the movement of the print head 3 is effected from a plane in two dimensions X, Y.
The printing platform motion assembly comprises a platform base 51, a Z-axis optical rod 52, a Z-axis drive (not shown in the figure) and a Z-axis support 53; the Z-axis support 53 is fixed on the platform base 51, the Z-axis polished rod 52 is connected with the platform base 51, and the platform base 51 is driven by the Z-axis to move along the Z-axis polished rod 52, so as to drive the printing platform 2 to move up and down along the Z-axis direction, i.e. the vertical direction.
One end of the turning shaft 61 is fixed on the Z-axis bracket 53; the rotating shaft 62 is fixed on the bottom surface of the printing platform 2, the turning shaft 61 is connected with the rotating shaft 62, and the rotating shaft 62 drives the printing platform 2 to rotate when driven by the rotating shaft to rotate; the turning shaft 61 is fixedly connected with the periphery of the rotating shaft 62, and when the turning shaft is driven to rotate by the driving of the turning shaft, the rotating shaft 62 is driven to turn over integrally, and the rotating shaft 62 drives the printing platform 2 to turn over integrally.
The connection relationship between the platform base 51, the Z-axis polished rod 52 and the Z-axis drive is based on the prior art such as a transmission belt and a gear to realize linkage, and the invention is not particularly limited.
As shown in fig. 2, in the embodiment, the printing platform 2 is the printing entity M in the horizontal state, that is, the turning shaft 61 is not rotated, the rotating shaft 62 can be driven to rotate to realize the printing on the same horizontal plane, at this time, the printing platform 2 can be controlled to move up and down by matching with the moving assembly of the printing platform, so as to realize the printing effect on the same horizontal layer at different heights.
As the embodiment shown in fig. 3, the turnover shaft 62 rotates 90 degrees to drive the printing platform 2 to be a printing entity M in a vertical state, and the rotation shaft 62 can be driven to rotate to realize the printing on the same vertical plane, at this time, the printing platform 2 can be controlled to move up and down by matching with the moving assembly of the printing platform, so as to realize the printing effect on the same vertical layer at different heights.
As shown in fig. 4, in the embodiment, the turning shaft 62 rotates by any angle of 0-90 degrees to drive the printing platform 2 to print the entity M in an inclined state, and the rotating shaft 62 can be driven to rotate to realize the printing on the same inclined plane, at this time, the printing platform 2 can be controlled to move up and down by matching with the moving assembly of the printing platform, so as to realize the printing effect on the same inclined plane at different heights.
It can be seen that combining above-mentioned embodiment, print platform 2 can adjust the printing angle wantonly in the three dimensions of space, thereby can drive and print entity M and adjust the angle wantonly in the three dimensions of space, it can implement the printing on the multi-angle in the three dimensions of space only to need to do planar motion under the drive of printer head motion assembly to beat printer head 3, for the superimposed printing mode of current fused deposition successive layer, can plan the route of printing for the route of approximate conical surface, it has the carbon-like fiber and weaves the geometric topological structure of form to ensure to print the finished piece, thereby overcome the poor shortcoming of bonding force between the finished piece layer, the intensity of finished piece has been improved.
It should be noted that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also make changes, modifications, additions or substitutions within the spirit and scope of the present invention.
Claims (6)
1. A 3D printer, comprising:
a printing platform;
the printing head is arranged above the printing platform;
the printing head moving assembly is connected with the printing head and drives the printing head to do plane motion;
the printing platform moving component is used for driving the printing platform to vertically move;
it is characterized by also comprising:
the overturning/rotating mechanism comprises an overturning shaft and a rotating shaft; wherein the content of the first and second substances,
the turnover shaft is used for driving the printing platform to turn over;
the rotating shaft is used for driving the printing platform to rotate.
2. The 3D printer of claim 1, the printing platform motion assembly, comprising:
a platform base;
the Z-axis polished rod is connected with the platform base;
the Z-axis support is fixed on the platform base; and one end of the overturning shaft is fixed on the Z-axis bracket.
3. The 3D printer of claim 2, wherein the rotating shaft is fixed to the printing platform; the other end of the turnover shaft is connected with the rotating shaft.
4. The 3D printer of claim 3, wherein the rotating shaft is fixed to a bottom surface of the printing platform.
5. The 3D printer according to claim 1, wherein the 3D printer further comprises:
and the upper side of the frame is used for fixing the printing head motion assembly, and the lower side of the frame is used for fixing the printing platform motion assembly.
6. The 3D printer of claim 1 or 5, wherein the printhead run assembly comprises:
the X-axis motion assembly comprises an X-axis polished rod, an X-axis driving motor and an X-axis transmission belt; the printing head is fixed on the X-axis polished rod, and the X-axis driving motor is connected with the printing head through the X-axis transmission belt and is used for driving the X-axis transmission belt to drive the printing head to move along the X-axis polished rod;
the Y-axis motion assembly comprises a connecting frame, a Y-axis polished rod, a Y-axis driving motor and a Y-axis transmission belt; the X-axis polished rod is fixed on the connecting frame, and the connecting frame is fixed on the Y-axis polished rod; the Y-axis driving motor is connected with the connecting frame through the Y-axis driving belt and used for driving the Y-axis driving belt to drive the connecting frame to move along the Y-axis polished rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911106982.1A CN110789118A (en) | 2019-11-13 | 2019-11-13 | 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911106982.1A CN110789118A (en) | 2019-11-13 | 2019-11-13 | 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110789118A true CN110789118A (en) | 2020-02-14 |
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ID=69444461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911106982.1A Pending CN110789118A (en) | 2019-11-13 | 2019-11-13 | 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110789118A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872318A (en) * | 2020-06-29 | 2020-11-03 | 哈尔滨鼎智瑞光科技有限公司 | Sand core model for additive manufacturing by using liquid metal liquid |
| WO2021248851A1 (en) * | 2020-06-10 | 2021-12-16 | 苏州聚复高分子材料有限公司 | 3d printing data generation method, path planning method, system and storage medium |
| CN113858613A (en) * | 2021-11-03 | 2021-12-31 | 杭州喜马拉雅信息科技有限公司 | Full-automatic 3D insole printer and using method |
| CN114161704A (en) * | 2021-12-09 | 2022-03-11 | 中国民航大学 | Environment-friendly composite material processing system and processing method thereof |
| CN115195115A (en) * | 2022-05-12 | 2022-10-18 | 常州大学 | Spiral motion continuous type photocuring 3D printing device |
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| CN106738919A (en) * | 2017-01-12 | 2017-05-31 | 武汉古工道科技有限公司 | One kind is based on the Delta structures compound 3D printer of double rotating shafts |
| CN206484901U (en) * | 2017-01-12 | 2017-09-12 | 武汉古工道科技有限公司 | A kind of multidirectional 3D printer of parallel-connection structure |
| CN109080168A (en) * | 2018-09-30 | 2018-12-25 | 浙江大学 | A kind of compound increasing material manufacturing equipment of continuous fiber thermoplastic material configuration part |
| CN109648846A (en) * | 2019-02-15 | 2019-04-19 | 南通理工学院 | The simple five axis 3D printer of one kind and its Method of printing |
| CN209191310U (en) * | 2018-10-29 | 2019-08-02 | 南京师范大学 | A kind of FDM printer of five-axle linkage |
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2019
- 2019-11-13 CN CN201911106982.1A patent/CN110789118A/en active Pending
Patent Citations (5)
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| CN106738919A (en) * | 2017-01-12 | 2017-05-31 | 武汉古工道科技有限公司 | One kind is based on the Delta structures compound 3D printer of double rotating shafts |
| CN206484901U (en) * | 2017-01-12 | 2017-09-12 | 武汉古工道科技有限公司 | A kind of multidirectional 3D printer of parallel-connection structure |
| CN109080168A (en) * | 2018-09-30 | 2018-12-25 | 浙江大学 | A kind of compound increasing material manufacturing equipment of continuous fiber thermoplastic material configuration part |
| CN209191310U (en) * | 2018-10-29 | 2019-08-02 | 南京师范大学 | A kind of FDM printer of five-axle linkage |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021248851A1 (en) * | 2020-06-10 | 2021-12-16 | 苏州聚复高分子材料有限公司 | 3d printing data generation method, path planning method, system and storage medium |
| CN111872318A (en) * | 2020-06-29 | 2020-11-03 | 哈尔滨鼎智瑞光科技有限公司 | Sand core model for additive manufacturing by using liquid metal liquid |
| CN113858613A (en) * | 2021-11-03 | 2021-12-31 | 杭州喜马拉雅信息科技有限公司 | Full-automatic 3D insole printer and using method |
| CN113858613B (en) * | 2021-11-03 | 2023-09-01 | 杭州喜马拉雅信息科技有限公司 | Full-automatic 3D insole printer and use method |
| CN114161704A (en) * | 2021-12-09 | 2022-03-11 | 中国民航大学 | Environment-friendly composite material processing system and processing method thereof |
| CN114161704B (en) * | 2021-12-09 | 2022-11-22 | 中国民航大学 | Environment-friendly composite material processing system |
| CN115195115A (en) * | 2022-05-12 | 2022-10-18 | 常州大学 | Spiral motion continuous type photocuring 3D printing device |
| CN115195115B (en) * | 2022-05-12 | 2024-02-20 | 常州大学 | Spiral motion continuous type photocuring 3D printing device |
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Application publication date: 20200214 |
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| RJ01 | Rejection of invention patent application after publication |