CN110329642A - A kind of protective device and its preparation method and application - Google Patents

A kind of protective device and its preparation method and application Download PDF

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Publication number
CN110329642A
CN110329642A CN201910708888.7A CN201910708888A CN110329642A CN 110329642 A CN110329642 A CN 110329642A CN 201910708888 A CN201910708888 A CN 201910708888A CN 110329642 A CN110329642 A CN 110329642A
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CN
China
Prior art keywords
fender
model
protective device
protection model
protective
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Granted
Application number
CN201910708888.7A
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Chinese (zh)
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CN110329642B (en
Inventor
董东东
刘敏
赵国瑞
王岳亮
李福海
陈兴驰
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Guangdong Institute of New Materials
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Guangdong Institute of New Materials
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Priority to CN201910708888.7A priority Critical patent/CN110329642B/en
Publication of CN110329642A publication Critical patent/CN110329642A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive 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
    • B29C64/30Auxiliary operations or equipment
    • B29C64/386Data acquisition or data processing for additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y50/00Data acquisition or data processing for additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02Internal fittings
    • B65D25/10Devices to locate articles in containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)

Abstract

This application provides a kind of protective devices and its preparation method and application, are related to protective device field, which includes that the size to fender obtained according to 3-D scanning draws basic Protection Model;The digital model to fender established based on 3-D scanning excavates the inside of basic Protection Model, obtains the entity Protection Model that internal cavities fit like a glove with the shape to fender;The predeterminable area of entity Protection Model is carried out porous design and obtains porous protective model;3D printing manufacture is carried out to porous protective model.The protective device internal cavities of preparation method manufacture are bonded completely with the outer surface to fender, can effectively be avoided to the collision of jolting in fender transportational process.The protective device can be widely applied in the protective device of all kinds of different types of historical relics realize the protection to historical relic.

Description

A kind of protective device and its preparation method and application
Technical field
The present invention relates to protective device fields, in particular to a kind of protective device and its preparation method and application.
Background technique
Currently, increasingly mature using high-tech means protection historical relic, laser scanning, more image three-dimensionals model, are photogrammetric Deng being just used widely.Such as the Longmen Grottoes has used the new technologies such as advanced infrared camera, slit gauge monitoring crag to collapse It collapses, rock cave weathering, the harm such as grottoes percolating water.Dunhuang Research Inst. has carried out information process- to mural painting, to establish " number Dunhuang " realizes " the digitlization persistence " of historical relic.When being detected inside and outside to the Giant Stone Buddha at Leshan Mountain's rock mass, Chinese scientific research people Member is comprehensive to use the multiple means such as aerial survey of unmanned aerial vehicle, 3 D laser scanning, High Density Resistivity.Historical relic is human civilization Crystallization carries the memory of civilization, and historical relic's protection is permanent project.It is kind to protect historical relic with high-tech, it is the reality of historical relic's protection It needs.
In the protection for historical relic, not only historical relic repair when need to protect historical relic well, historical relic transport with It is also most important to the protection of historical relic when storage.The protection to museum either is transported to the historical relic newly exploited, still Temporary transport protection means all not special at present when puting on display to existing historical relic, or personalized protective device are protected Protect its safety.
In consideration of it, special propose the application.
Summary of the invention
The purpose of the present invention includes, for example, providing a kind of preparation method of protective device, preparation method manufacture is prevented Protection unit internal cavities are bonded completely with the outer surface to fender, can effectively be avoided to jolting in fender transportational process Collision.
It is also an objective of the invention that, for example, provide a kind of protective device, internal cavities and the appearance to fender Face is bonded completely, can effectively be avoided to the collision of jolting in fender transportational process.
It is also an objective of the invention that, for example, provide a kind of protective device as the application in historical relic's protection device, Effectively different types of historical relic can be protected.
The embodiment of the present invention this can be implemented so that
In a first aspect, the embodiment of the present invention provides a kind of preparation method of protective device comprising:
S1. the size to fender obtained according to 3-D scanning draws basic Protection Model using mapping software;
S2. based on 3-D scanning establish described in fender digital model the inside of the basic Protection Model Excavated, obtains the entity Protection Model that internal cavities fit like a glove with the shape to fender;
S3. the predeterminable area of the entity Protection Model is carried out porous design and obtains porous protective model;
S4. 3D printing manufacture is carried out to the porous protective model.
In alternative embodiments, when drawing the basic Protection Model in step sl, by the basic protection mould Type is divided into box body and lid;
Preferably, the size to fender obtained according to 3-D scanning will be described maximum from its width to fender Place carries out horizontal division, and the box body package height to fender accounts for the bottom to fender with described wait protect The 13/15-14/15 of height between the width maximum of object, the lid package height to fender be it is described to The part that the residue of fender is not wrapped up by the box body.
It in alternative embodiments, further include drawing for connecting when drawing the basic Protection Model in step sl Connect the buckle structure of the box body and the lid;
Preferably, the buckle structure is multiple, when drawing the buckle structure, by drawing reinforcing rib structure to connect Connect two adjacent buckle structures.
In alternative embodiments, in step s 2, the method inside of the basic Protection Model excavated It include: the inside center that the data model to fender is placed in the basic Protection Model, it then will be described substantially anti- The box body and lid for protecting model carry out asking the order subtracted with the data model to fender respectively.
It in alternative embodiments, further include in the box body when drawing the basic Protection Model in step sl The first location structure of upper drafting draws corresponding with first location structure and mutually matched second positioning on the lid Structure;
Preferably, first location structure is location hole, and second location structure is positioning pin;
Preferably, the location hole and the positioning pin are triangular prism shaped;
Preferably, the location hole and the positioning pin are multiple;
Preferably, the direction of multiple location holes is consistent, and the direction of multiple positioning pins is consistent.
In alternative embodiments, in step s3, the predeterminable area of the entity Protection Model is to remove buckle knot Entity structure other than structure, reinforcing rib structure, the first location structure and the second location structure;
Preferably, the method for carrying out porous design includes: to select the siding of two intersections as basic cell structure, is utilized The array superposition of the basic cell structure is replaced the predeterminable area of the entity Protection Model;
Preferably, the size of the basic cell structure is 8-12mm × 16-24mm × 8-12mm;
Preferably, the siding with a thickness of 0.2-0.3mm;
Preferably, the intersecting angle of two sidings is 15-45 °.
In alternative embodiments, in step sl, using spatial digitizer to it is described to fender display model into Row 3-D scanning;
Preferably, in step sl, the mapping software is CAD software;
Preferably, in step s3, the predeterminable area of the entity Protection Model is carried out using porous design software more Hole design;
Preferably, the porous design software is Magics software or 3-Matic software;
Preferably, in step s 4,3D printing system is carried out to the porous protective model using SLS nylon 3D printer It makes.
It in alternative embodiments, further include in institute before carrying out 3D printing manufacture to the porous protective model The surface of porous protective model is stated plus the corresponding digital coding to fender;
Preferably, the digital coding is set to the top surface of the porous protective model.
Second aspect, the embodiment of the present invention provide a kind of protective device, are as described in any one of aforementioned embodiments The preparation method of protective device be prepared.
The third aspect, the embodiment of the present invention provide a kind of preparation such as the described in any item protective devices of aforementioned embodiments The protective device or protective device as described in the previous embodiments of method preparation are as the application in historical relic's protection device.
The beneficial effect of the embodiment of the present invention includes, for example: the preparation method of protective device provided in an embodiment of the present invention, It can be directed to different type, is of different shapes to fender progress 3-D scanning, to obtain different digital models, and lead to The digital model is crossed to carry out drawing basic Protection Model, the operation that the subsequent inside to basic Protection Model is excavated, energy It is enough to guarantee that the internal cavities formed fit like a glove with the shape to fender, realize all-directional covering and the guarantor for treating fender Shield, at the same it is porous design enable to obtain porous protective model relative density it is small, by can damping, noise reduction, so as to It is enough to play the role of buffering and damping when being hit when fender in transportational process, it can preferably treat fender It is protected.The protective device of acquisition can be applied in historical relic's protection device, while can also be for other precious, valuable productions Product are protected.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.
Fig. 1 is overall structure diagram of the protective device provided in this embodiment in the basic Protection Model stage;
Fig. 2 is explosive view of the protective device provided in this embodiment in the basic Protection Model stage;
Fig. 3 is the structural schematic diagram of box body of the protective device provided in this embodiment when forming entity Protection Model;
Fig. 4 is the structural representation for the basic cell structure that protective device provided in this embodiment is used in porous design Figure;
Fig. 5 is the schematic perspective view of protective device provided in this embodiment lid when forming porous protective model;
Fig. 6 is the side view of protective device provided in this embodiment lid when forming porous protective model;
Fig. 7 is the schematic perspective view of protective device provided in this embodiment box body when forming porous protective model;
Fig. 8 is the side view of protective device provided in this embodiment box body when forming porous protective model.
Icon: the basic Protection Model of 110-;111- box body;112- lid;113- buckle structure;1131- hasp;1132- Chuck;The first location structure of 114-;The second location structure of 115-;116- reinforcing rib structure;120- entity Protection Model;In 121- Portion's cavity;130- porous protective model;131- basic cell structure;132- siding;200- waits for fender.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if there is the side of the instructions such as term " on ", "lower", "inner", "outside" Position or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the side usually put Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, being only used for distinguishing description if there is term " first ", " second " etc., it is not understood to indicate or imply phase To importance.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
Rapid shaping technique (RP) is that one kind is integrated with CAD and manufacturing technology, reverse Engineering Technology, divides The novel product that layer manufacturing technology (SFF), material Material removal (MPR), material increase forming (MAP) technology and generate manufactures skill Art.Generally, rapid shaping technique is exactly the data using three-dimensional CAD, by rapidform machine, by material pile from level to level Product is at physical prototypes.In the case where market competition is increasingly fierce, the flexibility of products innovation and listing speed and manufacturing technology Necessarily become the core competitiveness of enterprise.Rapid shaping technique and virtual reality technology are all Digital Product Developments together Important means and powerful, while also having become the indivisible component part of advanced manufacturing technology group, it is obtained in manufacturing industry It must be more and more widely used.Compared with traditional manufacturing process, after laser fast shaping and laser Rapid tooling, It can be by the mold preparation concurrent job of trial production and batch production, hence it is evident that shorten new product designs and trial-production period, And save product developing expense.
Present embodiments provide a kind of protective device, be the model of bowl-shape historical relic shown in the application, other shapes such as: The shape manipulations method such as vase, terrine is consistent.
Preparation method includes the following steps:
S1. 3-D scanning will be carried out to 200 display model of fender, and will obtain the size to fender 200 and establishes number Change model.
In the application, 200 display model of fender is treated using spatial digitizer and carries out 3-D scanning, spatial digitizer There are many types, it may for example comprise but be not limited to: the 3D laser scanner of time difference ranging, is held range of triangle 3D laser scanner Laser scanner, structure light source spatial digitizer, modulation light spatial digitizer, stereo vision method spatial digitizer, coloration forming Method spatial digitizer etc..
The size to fender 200 can be obtained by 3-D scanning, size Expressing as described herein be after scanning to Length, width and height when 200 data model square of fender.
S2. the size according to scanning to fender 200 draws basic Protection Model 110 using mapping software.
In the application signified mapping software included it is various can be including but unlimited with the mapping software of drawing three-dimensional structure In: Pro/E, UG, solidworks, 3Dmax, Auto CAD etc..
It please refers to Fig. 1 and Fig. 2, draws in the application according to the step S1 size obtained to form substantially rectangular parallelepiped structure Solid basic Protection Model 110, specifically, for the ease of accommodating to fender 200, in the application, by basic Protection Model 110 are set as box body 111 and lid 112, and box body 111 and lid 112 can cooperate.Specifically, the application is in design box It when body 111 and lid 112, needs to consider that it respectively wraps up the size to fender 200, in the application, is swept according to three-dimensional The size to fender 200 for retouching acquisition will carry out horizontal division from its width maximum to fender 200, select box body 111 It wraps up and accounts for the bottom to fender 200 and the height between the width maximum to fender 200 to the height of fender 200 , it is not wrapped up by box body 111 to the remaining of fender 200 that lid 112, which is wrapped up to the height of fender 200, Part.Design in this way can guarantee that the package of lid 112 plays the role of positioning and fixation to fender 200, simultaneously also It is avoided that the opening of box body 111 is too small and causes to be packed into the case where being difficult to pack into when fender 200 into box body 111.
It further, further include the lid 112 drawn for connecting box body 111 when drawing basic Protection Model 110 Buckle structure 113, so that the connection of box body 111 and lid 112 is more firm.Buckle structure 113 in the application is conventional card The structure connect is specifically hingedly provided with hasp 1131 on lid 112, corresponding that chuck is arranged on box body 111 1132, hasp 1131 can be rotated to contact or separate with chuck 1132, thus realize box body 111 and lid 112 clamping or Separation.
In the present embodiment, in order to guarantee the stability of box body 111 and the connection of lid 112, it is provided with multiple buckle structures 113, specifically, the substantially rectangular body mechanism of basic Protection Model 110 in the present embodiment, therefore in basic Protection Model 110 four sides are provided with the buckle structure 113, and when drawing buckle structure 113, by drawing reinforcing rib structure 116 to connect two adjacent buckle structures 113.Since the buckle structure 113 in the application includes the card for being set to box body 111 Platform 1132 and the hasp 1131 for being set to lid 112, it is therefore, corresponding, it needs between two adjacent chuck 1132 by one A reinforcing rib connection, while being also required to be attached by a reinforcing rib between two adjacent hasps 1131, reinforcing rib The extruding that basic Protection Model 110 can also be allowed to bear horizontal direction is set, so that effective protection waits for fender 200.
In addition, further include that the first location structure 114 is drawn on box body 111 when drawing basic Protection Model 110, Second location structure 115 corresponding and mutually matched with the first location structure 114 is drawn on lid 112;Pass through the first positioning knot The cooperation of structure 114 and the second location structure 115 can guarantee that box body 111 and lid 112 are not in the feelings of dislocation in connection Condition.In the present embodiment, the first location structure 114 is location hole, and the second location structure 115 is positioning pin, is plugged by positioning pin In positioning hole, to realize positioning, and the setting of location hole and positioning pin, additionally it is possible to so that box body 111 and lid 112 it Between keep preset gap, be able to bear the extruding of vertical direction, prevent when vertical direction is squeezed damage to fender 200。
The shape and structure of location hole and positioning pin correspond to each other, can be there are many being formed, including but not limited to trigone Cylindricality, four prism type or elliptical cylinder-shape etc..Preferably, location hole and positioning pin are triangular prism shaped in the present embodiment, and The direction of multiple location holes is consistent, and the direction of multiple positioning pins is consistent, and such setting can effectively ensure that box body 111 and lid 112 in connection, the case where being not in dislocation, ensure that the Stability and veracity of connection.
S3. the inside of basic Protection Model 110 is excavated based on digital model, obtain internal cavities 121 with to The entity Protection Model 120 that the shape of fender 200 fits like a glove.
Referring to Fig. 3, the method excavated to the inside of basic Protection Model 110 includes: by the number to fender 200 It is placed in the inside center of basic Protection Model 110 according to model, then divides the box body 111 of basic Protection Model 110 and lid 112 Do not carry out asking the order subtracted with the data model to fender 200.
By asking the order subtracted to excavate an internal cavities 121 in the inside of basic Protection Model 110, and in this Portion's cavity 121 fits like a glove with the shape to fender 200, the entity Protection Model 120 obtained at this time be with wait protect The internal cavities 121 that 200 shape of object fits like a glove, while also there is buckle structure 113, the first location structure 114, second to position The model of structure 115 and reinforcing rib.
It is worth noting that, drafting buckle structure 113, the first location structure 114, in step S2 in the present embodiment In the step of two location structures 115 and reinforcing rib and step S3 the step of excavating to the inside of basic Protection Model 110, And compulsory sequencing is not present, it can first carry out drawing buckle structure 113, the first location structure 114, the second location structure 115 and reinforcing rib, then excavated again;Can also the inside first to basic Protection Model 110 excavate, then draw again Buckle structure 113, the first location structure 114, the second location structure 115 and reinforcing rib, specific implementation sequence can be according to specific Situation is selected.
S4. the predeterminable area of entity Protection Model 120 is carried out porous design and obtains porous protective model 130.
There are many ways to carrying out porous design, such as desired porous overall structure is directly drawn, or draw entity Borehole is carried out after overall structure, to realize porous design.However in the application, be not selection by entity Protection Model 120 into The mode of row borehole prepare it is porous, but use select two intersect sidings 132 (asked as basic cell structure 131 Refering to Fig. 4), the predeterminable area of entity Protection Model 120 is replaced using the array superposition of basic cell structure 131;It is logical The mode that porous thin slice is directly replaced is crossed to carry out porous design, the mode that the application directly replaces carry out porous design compared to For porous skill design method in the prior art, the application by basic cell structure 131 can any shift design expire The different requirement of shelter of foot, 131 Modulatory character of basic cell structure is good, and the data volume of Yi Shixian, model are small.That designs is porous whole Body structure can keep size consistent with the physical model before replacement well again.
Fig. 5, Fig. 6, Fig. 7 and Fig. 8 are please referred to, the predeterminable area of entity Protection Model 120 is to remove buckle structure 113, the entity structure other than reinforcing rib structure 116, the first location structure 114 and the second location structure 115;Porous design can So that obtain 130 relative density of porous protective model it is small, by can damping, noise reduction, so as to in transportational process Play the role of buffering and damping when being hit when fender 200, can preferably treat fender 200 and be protected.
Specifically, in the application, the size of basic cell structure 131 is 8-12mm × 16-24mm × 8-12mm;Siding 132 with a thickness of 0.2-0.3mm;The intersecting angle of two sidings 132 is 15-45 °.And in the application, basic cell structure What horizontal and vertical direction had been made at 131 four angles cuts flat with processing, in order to seamless combination between cell cube when array processing. The design to porous structure concrete shape is realized by the control of above-mentioned condition, keeps its flexibility good, the effect of buffering and damping Fruit is more excellent.Further, since removing buckle structure 113, reinforcing rib structure 116, the first location structure 114 and second in the application Entity structure other than location structure 115 is all replaced for porous structure, and therefore, overall structure is more soft, at this point, reinforcing rib Structure 116 can more obviously embody the effect of its reinforcement, while be able to bear the extruding of horizontal direction, and the first positioning knot The setting of structure 114 and the second location structure 115 can not only guarantee that box body 111 and the link position of lid 112 are accurate, together When porous protective model 130 can also be made to be able to bear the extruding of vertical direction.
By the design of porous structure in the application, while being equipped with buckle structure 113, the positioning of reinforcing rib structure 116, first Structure 114 and the second location structure 115 can not only prevent when fender 200 is squeezed in horizontal and vertical direction It damages, while also making to be coated by porous structure at various locations to fender 200, even if being collided or squeezing When, can also have the function of certain buffering and damping, so that effectively cladding is not damaged to fender 200.
S5. 3D printing manufacture is carried out to porous protective model 130.
In the application, by the porous protective model 130 being pre-designed, then directly porous protective model 130 is imported Repairing analysis and slicing treatment are carried out in 3D printing special-purpose software, are finally imported in SLS nylon 3D printer and are carried out printing manufacture, Obtain protective device identical with porous protective model 130.SLS nylon 3D printing technique is one kind of rapid shaping technique, The limitation of this kind of technological break-through conventional machining techniques can form arbitrary shape.And within formed precision is up to 0.1mm.Printing Device out can be used as the protective device to fender 200, and in the application, all buckle structures 113, reinforcing rib Structure 116, the first location structure 114 and the second location structure 115 are also designed in design together, and when 3D printing prints together, Therefore, the structure of formation is manufactured without assembling, can be used directly.
SLS nylon 3D printing is applied in the manufacture of personalized historical relic protective device by the application, by being directed to inhomogeneity Type carries out personalized designs to fender 200, can not only realize when historical relic is repaired and be protected well to historical relic, together When historical relic transport and store when also can to historical relic carry out protection.
Since the application is by carrying out personalized designs to fender 200 for different types of, in order to preferably distinguish Being contained in protective device is specifically what to fender 200, in the application, is carried out to the porous protective model 130 It further include on the surface of porous protective model 130 plus the corresponding digital coding to fender 200 before 3D printing manufacture; Preferably, digital coding is set to the top surface of porous protective model 130.So as to more directly clearly determine protective device In specifically to fender 200.
A kind of preparation method of protective device provided in this embodiment has at least the following advantages: the application can be for not Same type, it is of different shapes to fender 200 carry out 3-D scanning, to obtain different digital models, and pass through the number Change model to carry out drawing basic Protection Model 110, the operation that the subsequent inside to basic Protection Model 110 is excavated can Guarantee that the internal cavities 121 formed fit like a glove with the shape to fender 200, realizes the comprehensive packet for treating fender 200 It covers and protects, when drawing basic Protection Model 110, draw buckle structure 113, the positioning of the first location structure 114, second together Structure 115 and reinforcing rib, reinforcing rib structure 116 can more obviously embody the effect of its reinforcement, while be able to bear level The extruding in direction, and the setting of the first location structure 114 and the second location structure 115 can not only guarantee box body 111 and lid The link position of body 112 is accurate, while porous protective model 130 can also be made to be able to bear the extruding of vertical direction.It is more simultaneously Hole design enables to obtain 130 relative density of porous protective model it is small, by can damping, noise reduction, so as to fortune Play the role of buffering and damping when being hit when fender 200 during defeated, can preferably treat fender 200 It is protected.It is printed together when being printed using SLS nylon 3D printer, therefore, the structure for manufacturing formation is not necessarily to assembling, can be direct It uses.Using the internal cavities 121 and historical relic appearance of the protective device that the preparation method of protective device provided by the present application obtains Face is bonded completely, can effectively avoid the collision of jolting in historical relic transportational process, and nylon material can be designed according to structure and be controlled Its flexibility and fastness, internal stiffeners, the first location structure 114 and the second location structure 115 increase the anti-of device and squeeze Compressive Strength, therefore can realize the personalized disposition of historical relic.Using this kind of protective device, valuable historical relic can be substantially reduced and existed It collides with during transport and storage, the probability of the damages such as extruding is beneficial to the protection work of historical relic.
In addition, present invention also provides above-mentioned protective devices as the application in historical relic's protection device, as the application Middle shown designs corresponding personalized model for bowl-shape historical relic and realizes and protect to specific historical relic.It should be understood that The application can not only be directed to historical relic, can also be protected for other precious, valuable products.
In conclusion the embodiment of the invention provides a kind of preparation method of protective device, can for different type, It is of different shapes to carry out 3-D scanning to fender 200, to obtain different digital models, and by the digital model into Row draws basic Protection Model 110, and the operation that the subsequent inside to basic Protection Model 110 is excavated can guarantee to be formed Internal cavities 121 fit like a glove with the shape to fender 200, realize and treat all-directional covering and the protection of fender 200, Simultaneously it is porous design enable to obtain 130 relative density of porous protective model it is small, by can damping, noise reduction, so as to It is enough to play the role of buffering and damping when being hit when fender 200 in transportational process, it can preferably treat anti- Shield object 200 is protected.The protective device of acquisition can be applied in historical relic's protection device, at the same can also it is precious for other, Valuable product is protected.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims It is quasi-.

Claims (10)

1. a kind of preparation method of protective device, characterized in that it comprises:
S1. the size to fender obtained according to 3-D scanning draws basic Protection Model using mapping software;
S2. based on 3-D scanning establish described in the digital model of fender the inside of the basic Protection Model is carried out Excavate, obtains the entity Protection Model that internal cavities fit like a glove with the shape to fender;
S3. the predeterminable area of the entity Protection Model is carried out porous design and obtains porous protective model;
S4. 3D printing manufacture is carried out to the porous protective model.
2. the preparation method of protective device according to claim 1, which is characterized in that draw in step sl described basic When Protection Model, the basic Protection Model is divided into box body and lid;
The size to fender obtained according to 3-D scanning will be described horizontal from the progress of its width maximum to fender It divides, the box body package height to fender accounts for the bottom to fender and the width to fender most The 13/15-14/15 of height between big, the lid package height to fender is described to the surplus of fender The part that Yu Wei is wrapped up by the box body.
3. the preparation method of protective device according to claim 2, which is characterized in that draw in step sl described basic It further include the buckle structure drawn for connecting the box body and the lid when Protection Model;
Preferably, the buckle structure is multiple, when drawing the buckle structure, by drawing reinforcing rib structure to connect phase Two adjacent buckle structures.
4. the preparation method of protective device according to claim 2, which is characterized in that in step s 2, to described basic The method that the inside of Protection Model is excavated includes: that the data model to fender is placed in the basic Protection Model Inside center, then the box body of the basic Protection Model and lid are carried out with the data model to fender respectively Ask the order subtracted.
5. the preparation method of protective device according to claim 2, which is characterized in that draw in step sl described basic Further include drawing the first location structure on the box body when Protection Model, is drawn on the lid and first positioning Structure correspondence and mutually matched second location structure;
Preferably, first location structure is location hole, and second location structure is positioning pin;
Preferably, the location hole and the positioning pin are triangular prism shaped;
Preferably, the location hole and the positioning pin are multiple;
Preferably, the direction of multiple location holes is consistent, and the direction of multiple positioning pins is consistent.
6. the preparation method of protective device according to claim 5, which is characterized in that in step s3, the entity is anti- The predeterminable area of shield model is the reality removed other than buckle structure, reinforcing rib structure, the first location structure and the second location structure Body structure;
Preferably, the method for carrying out porous design includes: to select the sidings of two intersections as basic cell structure, using described The array superposition of basic cell structure is replaced the predeterminable area of the entity Protection Model;
Preferably, the size of the basic cell structure is 8-12mm × 16-24mm × 8-12mm;
Preferably, the siding with a thickness of 0.2-0.3mm;
Preferably, the intersecting angle of two sidings is 15-45 °.
7. the preparation method of protective device according to claim 1, which is characterized in that in step sl, swept using three-dimensional It retouches instrument and carries out 3-D scanning to fender display model to described;
Preferably, in step sl, the mapping software is CAD software;
Preferably, in step s3, the predeterminable area of the entity Protection Model is carried out porous set using porous design software Meter;
Preferably, the porous design software is Magics software or 3-Matic software;
Preferably, in step s 4,3D printing manufacture is carried out to the porous protective model using SLS nylon 3D printer.
8. the preparation method of protective device according to claim 1, which is characterized in that the porous protective model into It further include being compiled on the surface of the porous protective model plus the corresponding number to fender before row 3D printing manufacture Code;
Preferably, the digital coding is set to the top surface of the porous protective model.
9. a kind of protective device, which is characterized in that it is by the preparation side of such as described in any item protective devices of claim 1-8 Method is prepared.
10. a kind of protective device prepared by the preparation method such as the described in any item protective devices of claim 1-8 or such as right It is required that protective device described in 9 is as the application in historical relic's protection device.
CN201910708888.7A 2019-08-01 2019-08-01 Protective device and preparation method and application thereof Active CN110329642B (en)

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