CN112060567A - FDM type 3D printing system with movable support - Google Patents

FDM type 3D printing system with movable support Download PDF

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Publication number
CN112060567A
CN112060567A CN202010887230.XA CN202010887230A CN112060567A CN 112060567 A CN112060567 A CN 112060567A CN 202010887230 A CN202010887230 A CN 202010887230A CN 112060567 A CN112060567 A CN 112060567A
Authority
CN
China
Prior art keywords
printing
support
movable
base
movable support
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
Application number
CN202010887230.XA
Other languages
Chinese (zh)
Inventor
张毅
吴聪
豆素勤
王永杰
陈婉璐
姜广兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xijing University
Original Assignee
Xijing University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xijing University filed Critical Xijing University
Priority to CN202010887230.XA priority Critical patent/CN112060567A/en
Publication of CN112060567A publication Critical patent/CN112060567A/en
Pending legal-status Critical Current

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Classifications

    • 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]
    • 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
    • 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
    • B29C64/205—Means for applying layers
    • B29C64/209—Heads; Nozzles
    • 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
    • B29C64/232—Driving means for motion along the axis orthogonal to the plane of a layer
    • 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
    • B29C64/236—Driving means for motion in a direction within the plane of a layer
    • 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
    • B29C64/245—Platforms or substrates
    • 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
    • B29C64/386—Data acquisition or data processing for additive manufacturing
    • B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • 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
    • B29C64/40—Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
    • 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
    • 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
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

An FDM type 3D printing system with a movable support comprises a base, wherein a printing platform and a control device are connected to the base; the rack outside the printing platform is fixed on the base, the upper end of the rack is connected with a material tray mechanism, the inner side of the rack is connected with a three-dimensional moving mechanism, and the three-dimensional moving mechanism is connected with a spray head; the three-dimensional moving mechanism and the spray head are respectively electrically connected with the control device; four movable supports connected to the base are arranged on the periphery of the printing platform and are respectively and electrically connected with the control device; the printing platform is connected with a model, and printing supports are arranged between the model and the four movable supports; the invention utilizes the control device to drive the movable support to timely move to the position below model structures needing to be printed and supported, such as suspended models, bridge-spanning models or inclined planes with an included angle of more than 45 degrees with a vertical plane, and the like, so that the printing time and post-processing time of the support can be reduced, the consumption of support materials is reduced, the 3D printing efficiency is effectively improved, and the 3D printing cost is reduced.

Description

FDM type 3D printing system with movable support
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to an FDM type 3D printing system with a movable support.
Background
When the existing FDM type 3D printer is used for printing structures such as suspended structures, bridge-spanning structures or inclined planes with an included angle of more than 45 degrees with a vertical plane, due to the fact that no base material exists, the structures are realized by a process method of adding supports, printing time can be prolonged, support materials are consumed, and defects are often left on the surface of a model due to the problems of complex processes, improper operation and the like when a post-processing process of cleaning the supports is executed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the FDM type 3D printing system with the movable support, which can reduce the printing time and cleaning of the support, reduce the consumption of the support material, and can effectively improve the 3D printing efficiency and reduce the 3D printing cost for a suspended and bridge-spanning structure, even for direct printing without support.
In order to achieve the purpose, the invention adopts the technical scheme that:
an FDM type 3D printing system with a movable support comprises a base 01, wherein a printing platform 02 and a control device 13 are connected to the base 01;
a rack 03 on the outer side of the printing platform 02 is fixed on the base 01, the upper end of the rack 03 is connected with a material tray mechanism 06, the inner side of the rack 03 is connected with a three-dimensional moving mechanism 04, and the three-dimensional moving mechanism 04 is connected with a spray head 05; the three-dimensional moving mechanism 04 and the spray head 05 are respectively electrically connected with the control device 13;
a first movable support 07, a second movable support 08, a third movable support 09 and a fourth movable support 10 are arranged on the periphery of the printing platform 02, and the four movable supports are respectively connected to the base 01; the first moving bracket 07, the second moving bracket 08, the third moving bracket 09 and the fourth moving bracket 10 are electrically connected with a control device 13 respectively;
the printing platform 02 is connected with a model 11, and a printing support 12 is arranged between the model 11 and the first moving support 07, the second moving support 08, the third moving support 09 and the fourth moving support 10.
The first movable support 07 comprises a first Y-direction linear motor 071, a first connecting plate 072 is mounted on a rotor of the first Y-direction linear motor 071, the upper end of the first connecting plate 072 is connected with a first telescopic hydraulic cylinder 073, a first X-direction linear motor 074 is connected to the end of a piston rod of the first telescopic hydraulic cylinder 073, a first supporting plate 076 is connected to the rotor of the first X-direction linear motor 074 through a first fixing plate 075, a first base plate 078 is arranged on the first supporting plate 076, the first base plate 078 is fixed through a first pressing plate 077, the first pressing plate 077 is connected to the first supporting plate 076, and a first corrugated paper 079 covers the first base plate 078.
The structures of the second moving bracket 08, the third moving bracket 09 and the fourth moving bracket 10 are the same as the structure of the first moving bracket 07.
The invention has the beneficial effects that:
the invention utilizes the control device 13 to drive the movable supports distributed around the printing platform 2 to timely move to the lower part of the model 11 structure such as a suspension, a bridge span or an inclined plane with an included angle of more than 45 degrees with a vertical plane of the support 12 to be printed, can reduce the printing time and post-processing time of the support, reduce the consumption of support materials, can directly print the suspension and bridge span structure even without the support, can effectively improve the 3D printing efficiency and reduce the 3D printing cost.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic structural diagram of a first movable bracket according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, which are provided for illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, an FDM type 3D printing system with a mobile carriage includes a base 01, a printing platform 02 and a control device 13 are connected to the base 01;
a rack 03 on the outer side of the printing platform 02 is fixed on the base 01, the upper end of the rack 03 is connected with a material tray mechanism 06, the inner side of the rack 03 is connected with a three-dimensional moving mechanism 04, and the three-dimensional moving mechanism 04 is connected with a spray head 05; the three-dimensional moving mechanism 04 and the spray head 05 are respectively electrically connected with the control device 13;
a first movable support 07, a second movable support 08, a third movable support 09 and a fourth movable support 10 are arranged on the periphery of the printing platform 02, and the four movable supports are respectively connected to the base 01; the first moving bracket 07, the second moving bracket 08, the third moving bracket 09 and the fourth moving bracket 10 are electrically connected with a control device 13 respectively;
a model 11 is connected to the printing platform 02, and printing supports 12 are arranged between the model 11 and the first movable support 07, the second movable support 08, the third movable support 09 and the fourth movable support 10;
as shown in fig. 3, the first movable support 07 includes a first Y-direction linear motor 071, a first connection plate 072 is installed on a mover of the first Y-direction linear motor 071, the upper end of the first connection plate 072 is connected with a first telescopic hydraulic cylinder 073, a first X-direction linear motor 074 is connected to an end of a piston rod of the first telescopic hydraulic cylinder 073, a first support plate 076 is connected to the mover of the first X-direction linear motor 074 through a first fixing plate 075, a first substrate 078 is arranged on the first support plate 076, the first substrate 078 is fixed by a first pressing plate 077, the first pressing plate 077 is connected to the first support plate 076, and a first corrugated paper 079 covers the first substrate 078.
The structures of the second moving bracket 08, the third moving bracket 09 and the fourth moving bracket 10 are the same as the structure of the first moving bracket 07.
The working principle of the invention is as follows:
when the printing support 12 of the model 11 is designed, the traditional process method that the printing platform 02 or the existing structure of the model 11 is used as a printing base is changed, and the substrate on the movable support is used as the base when the printing support is used; in the process of printing the model 11, a control device is utilized, the geometric center of the printing platform 02 is used as the coordinate origin of the space movement of the movable support, linear motors and telescopic hydraulic cylinders on 4 movable supports arranged around the printing platform 02 are started to drive the movable supports, so that the substrate on the movable supports can be timely and rapidly moved to the positions below model structures such as suspended models, bridge-spanning models or inclined planes with the included angle of more than 45 degrees with the vertical plane, and the model structures are used as substrates to print the supports required by the corresponding structures.

Claims (3)

1. An FDM type 3D printing system with a movable support comprises a base (01), wherein a printing platform (02) and a control device (13) are connected to the base (01); a rack (03) on the outer side of the printing platform (02) is fixed on the base (01), the upper end of the rack (03) is connected with a material tray mechanism (06), the inner side of the rack (03) is connected with a three-dimensional moving mechanism (04), and the three-dimensional moving mechanism (04) is connected with a spray head (05); the three-dimensional moving mechanism (04) and the spray head (05) are respectively electrically connected with the control device (13), and the three-dimensional moving mechanism is characterized in that:
a first movable support (07), a second movable support (08), a third movable support (09) and a fourth movable support (10) are arranged on the periphery of the printing platform (02), and the four movable supports are respectively connected to the base (01); the first moving support (07), the second moving support (08), the third moving support (09) and the fourth moving support (10) are electrically connected with a control device (13) respectively;
the printing platform (02) is connected with a model (11), and a printing support (12) is arranged between the model (11) and the first movable support (07), the second movable support (08), the third movable support (09) and the fourth movable support (10).
2. An FDM type 3D printing system with a moving support according to claim 1 in which: first movable support (07) include first Y to linear electric motor (071), install first connecting plate (072) on the active cell of first Y to linear electric motor (071), the upper end of first connecting plate (072) is connected with first telescopic pneumatic cylinder (073), be connected with first X on the tailpiece of the piston rod of first telescopic pneumatic cylinder (073) to linear electric motor (074), be connected with first backup pad (076) through first fixed plate (075) on the active cell of first X to linear electric motor (074), be provided with first base plate (078) on first backup pad (076), and it is fixed with first base plate (078) through first clamp plate (077), first clamp plate (077) is connected on first backup pad (076), first base plate (078) coats and is stamped first ripple paper (079).
3. An FDM type 3D printing system with a moving support according to claim 2 in which: the structures of the second movable bracket (08), the third movable bracket (09) and the fourth movable bracket (10) are the same as the structure of the first movable bracket (07).
CN202010887230.XA 2020-08-28 2020-08-28 FDM type 3D printing system with movable support Pending CN112060567A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010887230.XA CN112060567A (en) 2020-08-28 2020-08-28 FDM type 3D printing system with movable support

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Application Number Priority Date Filing Date Title
CN202010887230.XA CN112060567A (en) 2020-08-28 2020-08-28 FDM type 3D printing system with movable support

Publications (1)

Publication Number Publication Date
CN112060567A true CN112060567A (en) 2020-12-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4282624A1 (en) * 2022-05-25 2023-11-29 The Boeing Company Printing bed, 3d printer and printing method employing supporting spokes activation to aid 3d printing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106827504A (en) * 2017-02-19 2017-06-13 荆门米丰信息科技有限公司 Three-dimensional printer with backing material printhead
CN107457985A (en) * 2017-08-17 2017-12-12 安徽康力节能电器科技有限公司 A kind of colored portable three-dimensional printer
US20190176406A1 (en) * 2017-12-09 2019-06-13 Arevo, Inc. Consumable Scaffold for 3D Printing of High-Tensile-Strength Materials
CN111347675A (en) * 2020-04-11 2020-06-30 郑向周 Movable 3D printing support method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106827504A (en) * 2017-02-19 2017-06-13 荆门米丰信息科技有限公司 Three-dimensional printer with backing material printhead
CN107457985A (en) * 2017-08-17 2017-12-12 安徽康力节能电器科技有限公司 A kind of colored portable three-dimensional printer
US20190176406A1 (en) * 2017-12-09 2019-06-13 Arevo, Inc. Consumable Scaffold for 3D Printing of High-Tensile-Strength Materials
CN111347675A (en) * 2020-04-11 2020-06-30 郑向周 Movable 3D printing support method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4282624A1 (en) * 2022-05-25 2023-11-29 The Boeing Company Printing bed, 3d printer and printing method employing supporting spokes activation to aid 3d printing

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Application publication date: 20201211

RJ01 Rejection of invention patent application after publication