CN109910293A - A kind of machine components forming method based on 3D printing technique - Google Patents

A kind of machine components forming method based on 3D printing technique Download PDF

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Publication number
CN109910293A
CN109910293A CN201711326876.5A CN201711326876A CN109910293A CN 109910293 A CN109910293 A CN 109910293A CN 201711326876 A CN201711326876 A CN 201711326876A CN 109910293 A CN109910293 A CN 109910293A
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China
Prior art keywords
printing
printing technique
forming method
method based
machine components
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CN201711326876.5A
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Chinese (zh)
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尚远望
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Individual
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Individual
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Priority to CN201711326876.5A priority Critical patent/CN109910293A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The present invention relates to 3D printing technique manufacturing technology field, in particular a kind of machine components forming method based on 3D printing technique, comprising the following steps: 1) prepare raw material: prepare to expect according to the material of part;2) solid modelling: the different components connected in a position-stable manner are established as an one-piece parts, establish the threedimensional model for being each fixedly connected with part;3) data model is handled: by the part in threedimensional model according to form class, the part of similar shape being divided into same class, same class part ranks close to each other in three-dimensional software;4) data model imports: 3) model in being imported 3D printing industrial personal computer, and carries out slicing delamination to part;5) threedimensional model forms: print speed 45-55mm/s, and printer nozzle diameter selects 0.35-0.45mm, packed density 90%-100%, finally carries out 3D molding;6) part connects: components are linked together.The present invention can save manufacturing cost, shortens the manufacturing cycle and improve printing precision.

Description

A kind of machine components forming method based on 3D printing technique
Technical field
The present invention relates to 3D printing technique manufacturing technology field, it is specially a kind of based on the machine components of 3D printing technique at Type method.
Background technique
Traditional manufacturing technology is " subtracting material manufacturing technology ", and 3D printing is then " increases material manufacturing technology ", low with manufacturing cost, Equal clear superiorities with short production cycle, are known as " the most significant tool of production of the third time industrial revolution ".3D printing is by multidimensional Manufacture becomes simple two-dimensional overlay from bottom to top, thus greatly reduces the complexity of design and manufacture.
Meanwhile 3D printing can also manufacture the structure that traditional approach can not be processed, and with the development of science and technology, machinery system The progress for making field also follows closely thereon, and part can be split as making by tradition machinery manufacturing technology when manufacturing complex parts Small part is made, is then attached, if connection is bad, will affect the overall performance of components, and is based on 3D printing technique system Engineering goods are made by the part being fixedly connected using one-time formed method, when especially processing is to a components, improve processing Efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of machine components forming method based on 3D printing technique, to solve above-mentioned back The problem of being proposed in scape technology.The machine components forming method based on 3D printing technique, which has, to be saved manufacturing cost, shortens The characteristics of manufacturing cycle and raising printing precision.
To achieve the above object, the invention provides the following technical scheme:
A kind of machine components forming method based on 3D printing technique, comprising the following steps:
1) prepare raw material: raw metal or plastic raw materials are prepared according to the material of part;
2) solid modelling: Tytpe of the mathematic modeling is the mechanical part of different shape and different connection types, utilizes CAD The different components connected in a position-stable manner are established as an one-piece parts by 3 d modeling software, and foundation is each fixedly connected The threedimensional model of part;
3) data model is handled: by the part in threedimensional model according to form class, the part of similar shape is divided into same class, Same class part ranks close to each other in three-dimensional software;
4) data model imports: 3) model file in being converted to stl file, 3D printing industrial personal computer is imported, by threedimensional model Discrete is face, line and point, and carries out slicing delamination, thickness 0.1-0.3mm to part;
5) machine-shaping: heated nozzle, temperature are set as 205 DEG C -215 DEG C, print speed 45-55mm/s, and printer nozzle is straight Diameter selects 0.35-0.45mm, packed density 90%-100%, and nozzle finally carries out 3D along printing is both horizontally and vertically moved Molding;
6) part connects: the components connected with movable connection method are linked together.
Preferably, raw material is coiled wire or plastic wire, silk thread specification 1.75mm in 1).
Preferably, part slicing delamination thickness is 0.2mm in 4).
Preferably, the 3D printing in 5) is the 3D printing technique based on fusion sediment.
Preferably, print speed is 50mm/s, jet diameters 0.4mm, packed density 95% in 5).
Compared with prior art, the beneficial effects of the present invention are:
1, this method use 3D printing " increases material manufacturing technology ", the actual volume of part be it is how many, with regard to using respective volume original Material will not generate waste of raw materials compared to traditional " subtracting material manufacturing technology ", save manufacturing cost;
2, the part being fixedly connected is established as an entirety when establishing machine components model, reduces work when union piece Amount;And together by the similar arrangements of components of shape, it is reasonably laid out, improves printing effect;
3, printing precision is a comprehensive parameters, is influenced by parameters such as slicing delamination, print speed, and this method is using reasonable Parameter values can make printing precision reach ± 0.1mm.
Detailed description of the invention
Fig. 1 is embodiment mathematics rotaring wheel structure schematic diagram;
Fig. 2 is embodiment mathematics runner sectional view;
Fig. 3 is embodiment mathematics runner components alignment placement figure.
In figure: 1 runner, 2 shafts, 3 first end covers, 4 second end covers.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described, Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the scope of protection of the invention.
The present invention provides a kind of technical solution:
Such as Fig. 1, in Fig. 2, a kind of mathematics runner, including runner 1, shaft 2, first end cover 3 and second end cover 4 are manufactured, wherein wrapping Containing 6 runners 1, runner 1 divides for 2 digit wheels and 4 digit wheels, and the oeprator that digit wheel is equipped with protrusion (is not drawn in figure Out), digit wheel is equipped with the number (being not drawn into figure) of protrusion.
1) prepare raw material: coiled plastic wire, silk thread specification 1.75mm are prepared according to the material of part;
2) solid modelling: Tytpe of the mathematic modeling is the mechanical part of different shape and different connection types, is modeled using CAD 3D soft The different components connected in a position-stable manner are established as an one-piece parts, establish the three-dimensional for being each fixedly connected with part by part Model;
A kind of mathematics runner, first end cover 3 are fixedly connected with shaft 2 in Fig. 1, and when modeling builds as a whole components;Runner 1 It is rotatablely connected with shaft 2, when modeling models respectively;
3) data model is handled: by the part in threedimensional model according to form class, the part of similar shape is divided into same class, Same class part ranks close to each other in three-dimensional software;
Such as Fig. 3, a kind of mathematics runner is divided into three classes according to shape, respectively runner 1, shaft 2 and two end caps, when imposition layout 6 runners 1 are come together, then shaft 2 and second end cover 4 are ranked close to runner 1 again, to reduce rail when printing shaping Mark route;
4) data model imports: 3) model file in being converted to stl file, 3D printing industrial personal computer is imported, by threedimensional model Discrete is face, line and point, and carries out slicing delamination, thickness 0.2mm to part;
5) machine-shaping: using the 3D printing technique based on fusion sediment, and by material supply to extruding jet nozzle when work, nozzle adds Hot melted material, and under the control of computer-aided manufacturing software and the driving of stepper motor or servo motor, along dampening The mobile printing of gentle vertical direction, heated nozzle, temperature are set as 210 DEG C, print speed 50mm/s, and printer nozzle diameter is 0.4mm, packed density 95% finally carry out 3D molding;
6) part connects: the components connected with movable connection method are linked together.
What is generated has the beneficial effect that:
1, this method use 3D printing " increases material manufacturing technology ", the actual volume of part be it is how many, with regard to using respective volume original Material will not generate waste of raw materials compared to traditional " subtracting material manufacturing technology ", save manufacturing cost;
2, the part being fixedly connected is established as an entirety when establishing machine components model, reduces work when union piece It measures, the connection type between mathematics runner part in this embodiment is simple, if in the complicated components of connection, this effect It will be apparent upon;And together by the similar arrangements of components of shape, it is reasonably laid out, improves printing effect;
3, printing precision is a comprehensive parameters, is influenced by parameters such as slicing delamination, print speed, and this method is using reasonable Parameter values can make printing precision reach ± 0.1mm.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of machine components forming method based on 3D printing technique, which comprises the following steps:
1) prepare raw material: raw metal or plastic raw materials are prepared according to the material of part;
2) solid modelling: Tytpe of the mathematic modeling is the mechanical part of different shape and different connection types, utilizes CAD The different components connected in a position-stable manner are established as an one-piece parts by 3 d modeling software, and foundation is each fixedly connected The threedimensional model of part;
3) data model is handled: by the part in threedimensional model according to form class, the part of similar shape is divided into same class, Same class part ranks close to each other in three-dimensional software;
4) data model imports: 3) model file in being converted to stl file, 3D printing industrial personal computer is imported, by threedimensional model Discrete is face, line and point, and carries out slicing delamination, thickness 0.1-0.3mm to part;
5) machine-shaping: heated nozzle, temperature are set as 205 DEG C -215 DEG C, print speed 45-55mm/s, and printer nozzle is straight Diameter is 0.35-0.45mm, packed density 90%-100%, nozzle along printing is both horizontally and vertically moved, finally carry out 3D at Type;
6) part connects: the components connected with movable connection method are linked together.
2. a kind of machine components forming method based on 3D printing technique according to claim 1, it is characterised in that: 1) in Raw material is coiled wire or plastic wire, silk thread specification 1.75mm.
3. a kind of machine components forming method based on 3D printing technique according to claim 1, it is characterised in that: 4) in Part slicing delamination thickness is 0.2mm.
4. a kind of machine components forming method based on 3D printing technique according to claim 1, it is characterised in that: 5) in 3D printing be the 3D printing technique based on fusion sediment.
5. a kind of machine components forming method based on 3D printing technique according to claim 4, it is characterised in that: 5) in Print speed is 50mm/s, jet diameters 0.4mm, packed density 95%.
CN201711326876.5A 2017-12-13 2017-12-13 A kind of machine components forming method based on 3D printing technique Pending CN109910293A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113199759A (en) * 2021-02-02 2021-08-03 中国人民解放军海军工程大学 Design and manufacturing method of diesel engine dynamic model based on 3D printing
CN113977947A (en) * 2021-10-26 2022-01-28 上海普利生机电科技有限公司 Printing method and system of three-dimensional model

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012096426A (en) * 2010-11-01 2012-05-24 Keyence Corp Apparatus, method and program for generating setting data for three dimensional molding apparatus, and computer readable recording medium
CN105666873A (en) * 2016-02-26 2016-06-15 深圳前海赛恩科三维科技有限公司 Modular manufacturing method for display stand
CN107263853A (en) * 2016-03-30 2017-10-20 佳能株式会社 Form control device and its method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012096426A (en) * 2010-11-01 2012-05-24 Keyence Corp Apparatus, method and program for generating setting data for three dimensional molding apparatus, and computer readable recording medium
CN105666873A (en) * 2016-02-26 2016-06-15 深圳前海赛恩科三维科技有限公司 Modular manufacturing method for display stand
CN107263853A (en) * 2016-03-30 2017-10-20 佳能株式会社 Form control device and its method

Non-Patent Citations (1)

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Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113199759A (en) * 2021-02-02 2021-08-03 中国人民解放军海军工程大学 Design and manufacturing method of diesel engine dynamic model based on 3D printing
CN113199759B (en) * 2021-02-02 2023-03-03 中国人民解放军海军工程大学 Design and manufacturing method of diesel engine dynamic model based on 3D printing
CN113977947A (en) * 2021-10-26 2022-01-28 上海普利生机电科技有限公司 Printing method and system of three-dimensional model

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Application publication date: 20190621