CN107953547B - 3D printer and quick assembly disassembly shower nozzle and quick assembly disassembly subassembly thereof - Google Patents
3D printer and quick assembly disassembly shower nozzle and quick assembly disassembly subassembly thereof Download PDFInfo
- Publication number
- CN107953547B CN107953547B CN201711402310.6A CN201711402310A CN107953547B CN 107953547 B CN107953547 B CN 107953547B CN 201711402310 A CN201711402310 A CN 201711402310A CN 107953547 B CN107953547 B CN 107953547B
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- base block
- block
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- mounting
- base
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 26
- 239000007921 spray Substances 0.000 claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000000969 carrier Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000000306 component Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000007639 printing Methods 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses a quick assembly disassembly component which comprises a second base block and a first base block, wherein the second base block is in single-degree-of-freedom sliding fit with the first base block, and an adsorption positioning structure for preventing the second base block and the first base block from displacing is arranged between the second base block and the first base block. The invention also discloses a quick assembly disassembly spray head and a 3D printer adopting the quick assembly disassembly spray head. Through the single-degree-of-freedom sliding fit of the second base block and the first base block and the arrangement of the adsorption positioning structure between the second base block and the first base block, when the spray head assembly is required to be maintained or regularly maintained, the second base block and the first base block can be separated only by overcoming the adsorption force of the adsorption positioning structure, and the spray head assembly is conveniently taken down; after maintenance is completed, the second base block and the first base block are reassembled together and positioned by utilizing the adsorption force of the adsorption positioning structure, so that the second base block and the first base block can be automatically positioned to the correct position.
Description
Technical Field
The invention belongs to the technical field of 3D printing, and particularly relates to a 3D printer, a quick assembly and disassembly spray head and a quick assembly and disassembly assembly.
Background
The 3D printing technology is actually a generic term of a series of rapid prototyping technologies, the basic principle of which is lamination manufacturing, the rapid prototyping machine forms the cross-sectional shape of a workpiece in an X-Y plane through scanning, and the displacement of the layer thickness is intermittently performed at the Z coordinate, so as to finally form a three-dimensional workpiece. The rapid prototyping technology in the current market is divided into 3DP technology, FDM fusion lamination prototyping technology, SLA three-dimensional lithography technology, SLS selective laser sintering and the like.
The FDM fusion lamination forming technology is to heat and melt filiform hot-melt materials, and simultaneously, the three-dimensional nozzle selectively coats the materials on a workbench according to the section profile information under the control of a computer, and a layer of section is formed after the materials are rapidly cooled. After one layer is formed, the machine table is lowered by one height (namely the layering thickness) to form the next layer again until the whole solid modeling is formed.
In 3D printing apparatuses, a head assembly is a core component that determines the quality of molded printing. The head assembly is required to be mounted on a moving shaft for movement in three dimensions, and a number of critical components are concentrated on the head holder, which require regular maintenance after a long period of work, which requires regular disassembly and assembly operations of the head assembly. In the long-term printing process, the nozzle assembly is required to have high fixedly-connected stability. Therefore, the connection and the matching between the spray head component and the moving shaft are required to meet the requirement of stable and firm connection, and the spray head component is easy to disassemble and assemble so as to be convenient to maintain or replace.
In order to realize stable and good printing and forming, according to different designs of the 3D printer, the existing spray head assembly and a moving shaft are various in connection mode, and the most common connection mode is to use screws for fixing, but the defects of inconvenience in disassembly and assembly and low efficiency exist, and the problems of screw abrasion and screw tripping easily occur through long-time matching and repeated disassembly and assembly of screws and threads. In addition, the screw fixing modes of the spray head components with different designs are different, the universality is poor, even some connecting structures are used, the positions of the spray head components can be changed after the spray head components are replaced, and the printing requirements can be met through recalibration. This presents certain difficulties and inconveniences for later maintenance and regular maintenance of the printer.
Disclosure of Invention
Therefore, the invention aims to provide a 3D printer, a quick disassembly and assembly nozzle and a quick disassembly and assembly thereof, and the 3D printer has the advantages of simple structure, convenience in disassembly and assembly, accurate positioning, good stability and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention firstly provides a quick assembly disassembly component, which comprises a second base block and a first base block, wherein the second base block is in single-degree-of-freedom sliding fit with the first base block, and an adsorption positioning structure for preventing the second base block and the first base block from displacing is arranged between the second base block and the first base block.
Further, a guide sliding groove and a guide sliding block which are matched with each other are arranged between the second base block and the first base block.
Further, the adsorption positioning structure is a first magnet and a second magnet which are respectively arranged between the first base block and the second base block and are mutually adsorbed; or the adsorption positioning structure is a first magic tape and a second magic tape which are respectively arranged between the second base block and the first base block and are mutually adsorbed.
Further, one end of the second base block is provided with a limiting mounting plate in limiting fit with the first base block, one end face of the first base block in limiting fit with the limiting mounting plate is a positioning end face, and the adsorption positioning structure is arranged between the limiting mounting plate and the positioning end face.
Further, a first mounting groove for mounting the first magnet or the first magic tape is formed in the limit mounting plate; and a second mounting groove for mounting the second magnet or the second magic tape is formed in the positioning end face.
Further, the tip of spacing mounting panel is equipped with the limit head, spacing mounting panel, limit head with form spacing fender groove between the second basic block, the tip of first basic block is spacing in spacing fender groove.
Further, a limiting structure for preventing the relative displacement of the guide sliding groove and the guide sliding block on a plane perpendicular to the length direction of the guide sliding groove is arranged between the second base block and the first base block.
Further, the guide sliding groove is a dovetail sliding groove, and the guide sliding block is a dovetail sliding block; or alternatively, the first and second heat exchangers may be,
a stop block is fixedly arranged on the first base block, and an insertion gap for inserting and limiting the second base block is arranged between the stop block and the first base block; the second base block is opposite to one side face of the first base block, a mounting head I is arranged on the side face of the second base block, and a limiting groove which is in limiting fit with the mounting head I is arranged on the stop block.
The invention further provides a quick assembly disassembly spray head, which comprises a spray head assembly, wherein the spray head assembly is arranged on the 3D printer through the quick assembly disassembly assembly.
The invention further provides a 3D printer, which comprises the rapid disassembly and assembly spray head.
The invention has the beneficial effects that:
according to the 3D printer and the quick disassembly and assembly spray head, the second base block is in single-degree-of-freedom sliding fit with the first base block, and the adsorption positioning structure for preventing the second base block from being displaced with the first base block is arranged between the second base block and the first base block, so that when the spray head assembly is required to be maintained or regularly maintained, the second base block and the first base block in single-degree-of-freedom sliding fit can be separated only by overcoming the adsorption force of the adsorption positioning structure, and the spray head assembly can be conveniently taken down; after maintenance is completed, the second base block and the first base block are in single-degree-of-freedom sliding fit together again and are positioned by utilizing the adsorption force of the adsorption positioning structure, so that the second base block and the first base block can be automatically positioned to the correct position, and displacement between the second base block and the first base block is prevented.
Drawings
In order to make the objects, technical solutions and advantageous effects of the present invention more clear, the present invention provides the following drawings for description:
FIG. 1 is an exploded view of an embodiment of a quick disconnect of the present invention;
FIG. 2 is a schematic structural diagram of a quick assembly disassembly component according to the present embodiment;
FIG. 3 is a schematic view of the structure of the first base block;
FIG. 4 is a schematic view of the structure of a second base block;
FIG. 5 is a state diagram of the quick-detachable nozzle according to the present embodiment;
fig. 6 is a state diagram of the quick assembly-disassembly shower nozzle according to the present embodiment.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the invention, so that those skilled in the art may better understand the invention and practice it.
The 3D printer of this embodiment includes swift dismouting shower nozzle. As shown in fig. 1, the quick-detachable nozzle of the present embodiment includes a nozzle assembly 23, which is mounted on a 3D printer through the quick-detachable assembly. The quick assembly disassembly subassembly of this embodiment includes first basic block 12 and second basic block 29, single degree of freedom sliding fit between first basic block 12 and the second basic block 29, and is equipped with the absorption location structure that is used for preventing second basic block 29 and first basic block 12 from taking place the displacement between first basic block 12 and the second basic block 29. The showerhead assembly 23 is fixedly mounted to the second base block 29 or the first base block 12.
Further, a guide chute 18 and a guide slider 24 are provided between the second base block 29 and the first base block 12, which are mutually engaged. The first base block 12 of this embodiment is provided with a guide chute 18, and the second base block 29 is provided with a guide slider 24 cooperating with the guide chute 18. Of course, the guiding chute 18 may be provided on the second base block 29 and the guiding slide 24 on the first base block according to the need, and the principle is the same, and will not be described again.
Further, the attraction and positioning structure of the present embodiment is a first magnet 21 and a second magnet 16 respectively provided between the first base block 12 and the second base block 29 and attracted to each other; or the adsorption positioning structure is a first magic tape and a second magic tape which are respectively arranged between the second base block 29 and the first base block 12 and are mutually adsorbed. One end of the second base block 29 is provided with a limit mounting plate 25 in limit fit with the first base block, one end face of the first base block 12 in limit fit with the limit mounting plate 25 is a positioning end face, and the adsorption positioning structure is arranged between the limit mounting plate 25 and the positioning end face. Specifically, the limit mounting plate 25 is provided with a first mounting groove 26 for mounting the first magnet 21 or the first magic tape; the positioning end face is provided with a second mounting groove for mounting the second magnet 16 or the second magic tape. The attraction and positioning structure of the present embodiment is a first magnet 21 and a second magnet 16 that are respectively disposed between the second base block 29 and the first base block 12 and attract each other, and the first magnet 21 and the second magnet 16 may be permanent magnets or electromagnets. The first magnet 21 of the present embodiment is fixedly mounted on the bottom surface of the limit mounting plate 25 by the screw 22, and the second magnet 16 is fixedly mounted on the top surface of the first base block 12 by the screw 17. The end of the limit mounting plate 25 of this embodiment is provided with a limit head 28, a limit stop groove is formed among the limit mounting plate 25, the limit head 28 and the second base block 29, and the end of the first base block is limited in the limit stop groove.
Further, a limit structure for preventing relative displacement of the guide chute 18 and the guide slider 24 on a plane perpendicular to the longitudinal direction of the guide chute 18 is provided between the second base block 29 and the first base block 12. Specifically, the guiding chute 18 is a dovetail chute, and the guiding slide block 24 is a dovetail slide block; or, the first base block is fixedly provided with a stop block 13, and an insertion gap 19 for inserting and limiting the second base block 29 is arranged between the stop block 13 and the first base block. The lower part of the guide chute 18 in the embodiment is fixedly provided with a stop block 13, and an insertion gap 19 for inserting and limiting the guide slide block 24 is arranged between the stop block 13 and the bottom of the guide chute 18.
Further, a mounting head i 27 is provided on a side surface of the second base block 29 facing away from the first base block, and a limit groove 13a in limit fit with the mounting head i 27 is provided on the stopper 13. That is, the second base block 29 of the present embodiment is provided with a mounting head i 27 on a side surface facing away from the guide slider 24, and the stopper 13 is provided with a limit groove 13a in limit fit with the mounting head i 27, and the nozzle assembly 23 of the present embodiment is fixedly mounted on the mounting head i 27. Thus, the technical purpose of positioning in three mutually perpendicular axial directions of XYZ can be achieved. A fit clearance is provided between the bottom of the limit groove 13a and the mounting head i 27, and of course, the bottom of the limit groove 13a and the mounting head i 27 may be set as: when the first magnet 21 and the second magnet 16 are attracted, the bottom of the limit groove 13a is just contacted and matched with the mounting head I27.
The side wall of the guiding chute 18 on one side opposite to the guiding sliding block 24 is further provided with two moving shaft carriers 11 at intervals, one moving shaft carrier 11 on one side close to the stop block 13 is correspondingly arranged with the stop block 13 and is fixedly installed by adopting the same set of screws 14, and one moving shaft carrier 11 on one side close to the limiting installation plate 25 is fixedly installed on the base block 12 through the screws 15. The guide slider 24 of the present embodiment is provided with a relief hole for the relief screw 15.
According to the 3D printer and the quick disassembly and assembly spray head, the second base block is in single-degree-of-freedom sliding fit with the first base block, the adsorption positioning structure for preventing the second base block from being displaced from the first base block is arranged between the second base block and the first base block, and when the spray head assembly is required to be maintained or regularly maintained, the second base block and the first base block which are in single-degree-of-freedom sliding fit can be separated only by overcoming the adsorption force of the adsorption positioning structure, so that the spray head assembly can be conveniently taken down; after maintenance is completed, the second base block and the first base block are in single-degree-of-freedom sliding fit together again and are positioned by utilizing the adsorption force of the adsorption positioning structure, so that the second base block and the first base block can be automatically positioned to the correct position, and displacement between the second base block and the first base block is prevented.
The above-described embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (5)
1. A swift dismouting subassembly, its characterized in that: comprises a second base block and a first base block, wherein the second base block is in single-degree-of-freedom sliding fit with the first base block, an adsorption positioning structure for preventing the second base block and the first base block from displacement is arranged between the second base block and the first base block,
a guide sliding groove and a guide sliding block which are matched with each other are arranged between the second base block and the first base block, a moving shaft carrier is also arranged on the side wall of one side of the guide sliding groove, which is opposite to the guide sliding block, at intervals, and two moving shaft carriers are arranged at intervals;
a limiting structure for preventing the relative displacement of the guide sliding chute and the guide sliding block on a plane perpendicular to the length direction of the guide sliding chute is arranged between the second base block and the first base block, a stop block is fixedly arranged on the first base block, and an insertion gap for inserting and limiting the second base block is arranged between the stop block and the first base block; the side surface of the second base block, which is opposite to the first base block, is provided with a mounting head I, and the stop block is provided with a limit groove in limit fit with the mounting head I;
one end of the second base block is provided with a limiting mounting plate in limiting fit with the first base block, one end face of the first base block in limiting fit with the limiting mounting plate is a positioning end face, and the adsorption positioning structure is arranged between the limiting mounting plate and the positioning end face;
the end part of the limiting mounting plate is provided with a limiting head, a limiting blocking groove is formed among the limiting mounting plate, the limiting head and the second base block, and the end part of the first base block is limited in the limiting blocking groove.
2. The quick disconnect assembly of claim 1, wherein: the adsorption positioning structure is a first magnet and a second magnet which are respectively arranged between the first base block and the second base block and are mutually adsorbed; or the adsorption positioning structure is a first magic tape and a second magic tape which are respectively arranged between the second base block and the first base block and are mutually adsorbed.
3. The quick disconnect assembly of claim 2, wherein: the limiting mounting plate is provided with a first mounting groove for mounting the first magnet or the first magic tape; and a second mounting groove for mounting the second magnet or the second magic tape is formed in the positioning end face.
4. The utility model provides a swift dismouting shower nozzle which characterized in that: comprising a spray head assembly mounted on a 3D printer by a quick disconnect assembly according to any one of claims 1-3.
5. A 3D printer, characterized in that: comprising a quick assembly disassembly spray head as claimed in claim 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402310.6A CN107953547B (en) | 2017-12-22 | 2017-12-22 | 3D printer and quick assembly disassembly shower nozzle and quick assembly disassembly subassembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402310.6A CN107953547B (en) | 2017-12-22 | 2017-12-22 | 3D printer and quick assembly disassembly shower nozzle and quick assembly disassembly subassembly thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107953547A CN107953547A (en) | 2018-04-24 |
| CN107953547B true CN107953547B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711402310.6A Active CN107953547B (en) | 2017-12-22 | 2017-12-22 | 3D printer and quick assembly disassembly shower nozzle and quick assembly disassembly subassembly thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849337B (en) * | 2018-12-29 | 2020-08-18 | 瑞安市斯帝姆教育科技有限公司 | 3D printer nozzle dismouting mechanism |
| CN110481024A (en) * | 2019-08-30 | 2019-11-22 | 上普(北京)生物科技有限公司 | A kind of biology 3D printer |
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| CN104763994A (en) * | 2015-03-18 | 2015-07-08 | 中国人民解放军总装备部军械技术研究所 | Lighting device for fused deposition forming tank nozzle outlet |
| CN204820360U (en) * | 2015-08-07 | 2015-12-02 | 李东壑 | Many shower nozzles device suitable for isostructure three -dimensional inkjet printer model not |
| CN106003722A (en) * | 2016-06-17 | 2016-10-12 | 北京太尔时代科技有限公司 | Clamping device for spray head of three-dimensional printer |
| CN206374205U (en) * | 2016-11-30 | 2017-08-04 | 邹世文 | A kind of 3D printer |
| CN206718468U (en) * | 2017-04-26 | 2017-12-08 | 重庆工程学院 | A kind of more changing device of the printhead based on FDM3D printer |
| CN207669791U (en) * | 2017-12-22 | 2018-07-31 | 杭州先临爱打印科技有限公司 | It 3D printer and its is conveniently detached and nozzle and is conveniently detached component |
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2017
- 2017-12-22 CN CN201711402310.6A patent/CN107953547B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103640217A (en) * | 2013-12-04 | 2014-03-19 | 北京太尔时代科技有限公司 | Platform for 3D (three dimensional) printer and 3D printer formed by platform |
| CN104763994A (en) * | 2015-03-18 | 2015-07-08 | 中国人民解放军总装备部军械技术研究所 | Lighting device for fused deposition forming tank nozzle outlet |
| CN204820360U (en) * | 2015-08-07 | 2015-12-02 | 李东壑 | Many shower nozzles device suitable for isostructure three -dimensional inkjet printer model not |
| CN106003722A (en) * | 2016-06-17 | 2016-10-12 | 北京太尔时代科技有限公司 | Clamping device for spray head of three-dimensional printer |
| CN206374205U (en) * | 2016-11-30 | 2017-08-04 | 邹世文 | A kind of 3D printer |
| CN206718468U (en) * | 2017-04-26 | 2017-12-08 | 重庆工程学院 | A kind of more changing device of the printhead based on FDM3D printer |
| CN207669791U (en) * | 2017-12-22 | 2018-07-31 | 杭州先临爱打印科技有限公司 | It 3D printer and its is conveniently detached and nozzle and is conveniently detached component |
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| CN107953547A (en) | 2018-04-24 |
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Effective date of registration: 20240131 Address after: 310000 Sanjiang Huigu 9-5-2, Wenyan Street, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Xianlin Dental Technology Co.,Ltd. Country or region after: China Address before: 311258 No. 1398, Wenbin Road, Wenyan street, Xiaoshan District, Hangzhou, Zhejiang. Applicant before: HANGZHOU SHINING3D AIPRINT TECHNOLOGY CO.,LTD. Country or region before: China |
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