CN110926267A - Manufacturing method of individual protective framework - Google Patents
Manufacturing method of individual protective framework Download PDFInfo
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- CN110926267A CN110926267A CN201911261637.5A CN201911261637A CN110926267A CN 110926267 A CN110926267 A CN 110926267A CN 201911261637 A CN201911261637 A CN 201911261637A CN 110926267 A CN110926267 A CN 110926267A
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- Prior art keywords
- explosion
- skeleton
- proof material
- framework
- manufacturing
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H1/00—Personal protection gear
- F41H1/02—Armoured or projectile- or missile-resistant garments; Composite protection fabrics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H1/00—Personal protection gear
- F41H1/04—Protection helmets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2503/00—Polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses a manufacturing method of an individual protective framework, which is characterized in that a 3D printing technology is adopted to design a framework of an upper limb or a lower limb according to a scanned part contour, a printer is started to print the framework, and an anti-yellowing explosion-proof material containing an isocyanate nano structure is smeared outside the printed framework. According to the invention, the protective framework is printed by adopting a 3D printing technology, and the anti-yellowing anti-explosion material containing the isocyanate nano structure is coated on the outer part of the protective framework, so that the strength of the framework is enhanced, and some basic protection guarantees can be provided as far as possible on the premise of not influencing the flexibility.
Description
Technical Field
The invention relates to a protective framework, in particular to a manufacturing method of an individual protective framework.
Background
Individual protection is an important direction in a battlefield or in training. The current individual protection products are mainly helmets, body armor, elbow protectors, wristers and the like. Other body parts are largely deficient in species.
The current individual protection products are mainly helmets, body armor, elbow protectors, wristers and the like. The variety of other body part protection is essentially deficient.
For modern wars, both training and battlefield environments, the greatest protection against soldiers is a basic idea for military construction. The body protection should not hinder the flexibility of the human limbs. And on the premise of not influencing the flexibility, some basic protection guarantees are provided as much as possible.
Disclosure of Invention
The technical problem to be solved by the invention is a manufacturing method of an individual protective framework, which adopts an anti-yellowing explosion-proof material containing an isocyanate nano-structure and has a nano-scale net structure. The bond energy is strong, and the material is difficult to break compared with other materials, and has obvious effect on protecting various materials.
The invention is realized by the following technical scheme: a manufacturing method of an individual protective framework comprises the steps of adopting a 3D printing technology to design a framework of an upper limb or a lower limb according to a scanned part outline, starting a printer to print the framework, and smearing an anti-yellowing isocyanate nanostructure-containing explosion-proof material outside the printed framework;
the method comprises the following specific steps:
step one, printing out the framework by using a 3D printer, and determining that the surface is free of contamination and dust when the 3D printed material is completely dried
Assembling the prepared anti-yellowing explosion-proof material component A and component B containing the isocyanate nanostructure to a Curie spraying H-XP3 device, and spraying A, B two components by the device;
thirdly, spraying the anti-yellowing isocyanate nanostructure-containing explosion-proof material on the 3D material which is printed with the primer, and uniformly spraying the material from inside to outside, wherein the spraying thickness is not less than 0.5 mm;
and step four, the skeleton printed by 3D is completely wrapped by the nanometer explosion-proof material during spraying so as to obtain the optimal protection effect, and the important step of the nanometer explosion-proof material is to spray the nanometer explosion-proof material into a whole to strengthen the protection effect.
As a preferable technical scheme, the nanometer explosion-proof material is forced to the outside, a thicker nanometer explosion-proof material needs to be designed and constructed, and the nanometer explosion-proof material with a thinner thickness is sprayed on the other surface close to the skin, but the whole nanometer explosion-proof material needs to be sprayed.
As a preferable technical scheme, the framework is formed by combining two blocks into a whole, and the two blocks are connected by a bindable band or a metal hoop.
As a preferred technical scheme, a layer of primer is coated outside the framework, so that the bonding force between the 3D material and the anti-yellowing explosion-proof material containing the isocyanate nanostructure is increased.
Preferably, the primer is an epoxy primer or a polyurethane primer.
As a preferable technical scheme, in the third step, the spraying thickness is 0.05-10 mm.
As a preferred technical scheme, the skeleton is provided with a hollow ring at a non-important protection part.
The invention has the beneficial effects that: according to the invention, the protective framework is printed by adopting a 3D printing technology, and the anti-yellowing anti-explosion material containing the isocyanate nano structure is coated on the outer part of the protective framework, so that the strength of the framework is enhanced, and some basic protection guarantees can be provided as far as possible on the premise of not influencing the flexibility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the framework of the present invention after being coated with an anti-yellowing explosion-proof material containing isocyanate nanostructures;
FIG. 2 is a schematic structural diagram of a skeleton obtained by 3D printing according to the present invention;
FIG. 3 is a first usage effect diagram of the present invention;
fig. 4 is a second usage effect diagram of the invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms such as "upper," "above," "lower," "below," and the like in describing relative spatial positions herein is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
And scanning the shapes of the parts needing to be protected, such as the limbs of soldiers, by using a 3D printing technology, and designing the skeleton of the upper limb or the lower limb according to the scanned part outline.
Starting a printer to print the framework 2, wherein the framework 2 can be provided with a hollow ring at a non-important protection part to reduce the weight; in order to facilitate wearing, the framework is divided into two parts, and the two frameworks can be combined and combined into a whole.
The printing model can be selected from: flash casting technology guide 2s 3D printer, and other types. The printer material is not limited to PA, PC, PLA, ABS, TPU, Elastic, flex, TPU, etc., and can also be printed by other metal alloy powder.
Before spraying, the material to be 3D printed needs to be completely dried, and the surface is determined to be free of contamination and dust; in order to improve the bonding force between the 3D material and the anti-yellowing explosion-proof material containing the isocyanate nanostructure 1, a layer of primer needs to be brushed, and epoxy primer or polyurethane primer is preferred.
The method comprises the following specific steps:
taking a component A and a component B of an anti-yellowing isocyanate nanostructure-containing explosion-proof material which are prepared in advance. Was fitted to a curek spray H-XP3 apparatus, with which A, B two-component spray was applied.
And (3) spraying the anti-yellowing isocyanate nanostructure-containing explosion-proof material on the 3D material printed with the primer, such as the upper limb or lower limb skeleton, and uniformly spraying the inner and outer parts of the material. The spraying thickness is not less than 0.5mm, and the preferable range is 0.05-10 mm. The optimal thickness is 0.05-5 mm.
The requirement of spraying is to wrap the 3D printed skeleton 2 with the nano explosion-proof material 1 to obtain the best protection effect. The important step of the nano explosion-proof material is to spray the nano explosion-proof material into a whole to strengthen the protection effect, so that the comprehensive protection is more facilitated, as shown in fig. 1 and 2.
In order to further improve the effect:
in order to save materials, reduce weight and achieve the protection purpose. The stress is towards the outside, thicker nano explosion-proof materials can be designed and constructed, and the other side close to the skin can be sprayed with the nano explosion-proof materials with thinner thickness. But should be sprayed in its entirety.
The two halves of the frame are connected by a strap or a ferrule.
The positions of individual soldier protection to which the present invention relates are not limited to the upper half of the upper limb and the lower half of the lower limb shown in the drawings, but may include other parts of the body, as shown in fig. 3 and 4.
The anti-yellowing explosion-proof material containing isocyanate nano-structure is another invention patent applied by the company, the application number is 201910599797.4, and the following components are briefly introduced as follows:
the catalyst mainly comprises isocyanate and polycarbonate polyol or polyether polyol, wherein the isocyanate reacts with the polycarbonate polyol or the polyether polyol to form carbamido, and dibutyltin dimaleate or dibutyltin sulfate or dibutyltin dilaurate is adopted as the catalyst;
the auxiliary materials comprise an organic catalyst, amino-terminated polyether polyol, a flame retardant, a plasticizer, a diamine chain extender, an antioxidant, a flatting agent, a dispersing agent, a coupling agent, an anti-settling agent, an antistatic agent and nano rutile titanium dioxide.
The method specifically comprises the following steps:
step one, preparing a prepolymer of the component A;
(1) fully mixing diisocyanate, an organic catalyst and sodium bicarbonate in advance, and charging nitrogen for storage;
(2) the polyether polyol and polycarbonate polyol are fully mixed and vacuumized and dehydrated at the temperature of 115 ℃, and when the content is lower than 0.1 percent. Cooling to 80 ℃, then adding the mixture while stirring, controlling the temperature at 80 ℃ and reacting for 6 hours to obtain a component A;
step two, preparation of the component B:
adding amino-terminated polyether polyol, diamine chain extender, antioxidant, flatting agent, dispersant, coupling agent, antistatic agent fatty alcohol-polyoxyethylene ether, phosphorus-containing flame retardant, plasticizer and other components into a stirring kettle in sequence, fully stirring, finally adding nano rutile type titanium dioxide, fully stirring, adding the medicament into each batch, and stirring for at least 30 minutes.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (7)
1. A manufacturing method of an individual protective framework is characterized in that: designing a skeleton of an upper limb or a lower limb by adopting a 3D printing technology according to the scanned part outline, starting a printer to print the skeleton, and smearing an anti-yellowing isocyanate nanostructure-containing explosion-proof material outside the printed skeleton;
the method comprises the following specific steps:
step one, printing out the framework by using a 3D printer, and determining that the surface is free of contamination and dust when the 3D printed material is completely dried
Assembling the prepared anti-yellowing explosion-proof material component A and component B containing the isocyanate nanostructure to a Curie spraying H-XP3 device, and spraying A, B two components by the device;
thirdly, spraying the anti-yellowing isocyanate nanostructure-containing explosion-proof material on the 3D material which is printed with the primer, and uniformly spraying the material from inside to outside, wherein the spraying thickness is not less than 0.5 mm;
and step four, the skeleton printed by 3D is completely wrapped by the nanometer explosion-proof material during spraying so as to obtain the optimal protection effect, and the important step of the nanometer explosion-proof material is to spray the nanometer explosion-proof material into a whole to strengthen the protection effect.
2. The method of manufacturing an individual protective skeleton of claim 1, wherein: the stress is outward, a thicker nano explosion-proof material needs to be designed and constructed, and the other side close to the skin is sprayed with the nano explosion-proof material with a thinner thickness, but the nano explosion-proof material needs to be integrally sprayed.
3. The method of manufacturing an individual protective skeleton of claim 1, wherein: the framework is formed by combining two pieces into a whole, and the two pieces are connected by a binding band or a metal hoop.
4. The method of manufacturing an individual protective skeleton of claim 1, wherein: a layer of primer is coated outside the framework, so that the binding force of the 3D material and the anti-yellowing explosion-proof material containing the isocyanate nanostructure is increased.
5. The method of manufacturing an individual protective skeleton of claim 4, wherein: the primer is epoxy primer or polyurethane primer.
6. The method of manufacturing an individual protective skeleton of claim 1, wherein: in the third step, the spraying thickness is 0.05-10 mm.
7. The method of manufacturing an individual protective skeleton of claim 1, wherein: the skeleton is provided with a hollow ring at the position of non-important protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911261637.5A CN110926267A (en) | 2019-12-10 | 2019-12-10 | Manufacturing method of individual protective framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911261637.5A CN110926267A (en) | 2019-12-10 | 2019-12-10 | Manufacturing method of individual protective framework |
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| Publication Number | Publication Date |
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| CN110926267A true CN110926267A (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911261637.5A Pending CN110926267A (en) | 2019-12-10 | 2019-12-10 | Manufacturing method of individual protective framework |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101247740A (en) * | 2004-12-10 | 2008-08-20 | 俄克拉荷马州大学评议会 | Extremity armor |
| CN206095045U (en) * | 2016-08-31 | 2017-04-12 | 上海联博安防器材股份有限公司 | Individual soldier protection component |
| CN109084625A (en) * | 2018-10-15 | 2018-12-25 | 星际控股集团有限公司 | A kind of individual soldier protection component |
| CN109443094A (en) * | 2018-12-06 | 2019-03-08 | 长沙盾甲新材料科技有限公司 | High-strength polyurethane/ceramic structure armour |
| CN110396168A (en) * | 2019-07-04 | 2019-11-01 | 凯诗雷(上海)新材料有限公司 | A kind of explosion-proof lamp and preparation method thereof of color inhibition nanostructure |
| US20190360781A1 (en) * | 2014-07-11 | 2019-11-28 | BLüCHER GMBH | Protective clothing unit having preferably textile fragment protection equipment |
-
2019
- 2019-12-10 CN CN201911261637.5A patent/CN110926267A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101247740A (en) * | 2004-12-10 | 2008-08-20 | 俄克拉荷马州大学评议会 | Extremity armor |
| US20190360781A1 (en) * | 2014-07-11 | 2019-11-28 | BLüCHER GMBH | Protective clothing unit having preferably textile fragment protection equipment |
| CN206095045U (en) * | 2016-08-31 | 2017-04-12 | 上海联博安防器材股份有限公司 | Individual soldier protection component |
| CN109084625A (en) * | 2018-10-15 | 2018-12-25 | 星际控股集团有限公司 | A kind of individual soldier protection component |
| CN109443094A (en) * | 2018-12-06 | 2019-03-08 | 长沙盾甲新材料科技有限公司 | High-strength polyurethane/ceramic structure armour |
| CN110396168A (en) * | 2019-07-04 | 2019-11-01 | 凯诗雷(上海)新材料有限公司 | A kind of explosion-proof lamp and preparation method thereof of color inhibition nanostructure |
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Application publication date: 20200327 |