CN114228281B - Manufacturing method of titanium alloy composite bulletproof plate - Google Patents
Manufacturing method of titanium alloy composite bulletproof plate Download PDFInfo
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- CN114228281B CN114228281B CN202111509642.0A CN202111509642A CN114228281B CN 114228281 B CN114228281 B CN 114228281B CN 202111509642 A CN202111509642 A CN 202111509642A CN 114228281 B CN114228281 B CN 114228281B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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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
- F41H5/00—Armour; Armour plates
- F41H5/02—Plate construction
- F41H5/04—Plate construction composed of more than one layer
- F41H5/0442—Layered armour containing metal
- F41H5/0457—Metal layers in combination with additional layers made of fibres, fabrics or plastics
- F41H5/0464—Metal layers in combination with additional layers made of fibres, fabrics or plastics the additional layers being only fibre- or fabric-reinforced layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2571/00—Protective equipment
- B32B2571/02—Protective equipment defensive, e.g. armour plates, anti-ballistic clothing
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laminated Bodies (AREA)
Abstract
The application belongs to the technical field of polyethylene fiber compounding, and particularly relates to a manufacturing method of a titanium alloy composite bulletproof plate, which comprises the following steps of immersing a titanium alloy plate into a reaction solution, wherein the temperature of the reaction solution is 85-95 ℃, the reaction solution contains an acid aqueous solution and a formaldehyde aqueous solution, the acid aqueous solution is a sulfuric acid aqueous solution or a hydrochloric acid aqueous solution, the concentration is 1-5%, and the concentration of the formaldehyde aqueous solution is 20-25%; then, overlapping the treated titanium alloy plate with ultra-high molecular weight polyethylene laid cloth, coating an aqueous polyurethane adhesive on the overlapping part or placing a hot-melt adhesive film, then pressing at the pressing pressure of 15-20MPA and the pressing temperature of 95-105 ℃, and obtaining the titanium alloy composite bulletproof plate after the pressing is completed; the application effectively improves the combination firmness of the ultra-high molecular weight polyethylene and the titanium alloy, and has thinner thickness and excellent anti-elasticity performance.
Description
Technical Field
The application belongs to the technical field of polyethylene fiber compounding, and particularly relates to a manufacturing method of a titanium alloy composite bulletproof plate.
Background
Polyethylene fibers are important raw materials for preparing the bulletproof plate, in order to enhance the bulletproof capacity of the bulletproof plate, the ultra-high molecular weight polyethylene fibers and a metal plate are generally overlapped, but the total weight and the thickness of the bulletproof plate are easily out of standard in the overlapping process, the adhesion degree of the ultra-high molecular weight polyethylene fibers and the metal plate is insufficient, in order to improve the performance, the fibers and the metal plate are generally required to be treated, for example, the patent application of application number 201710355008.3 discloses an ultra-high molecular weight polyethylene fiber reinforced fiber metal laminate and a preparation method thereof, the ultra-high molecular weight polyethylene fiber reinforced fiber metal laminate is formed by alternately overlapping a metal sheet and an UHMWPE fiber reinforced prepreg, and the metal sheet and the UHMWPE fiber reinforced prepreg sheet are bonded by an adhesive and are rolled; the method comprises the following steps:
a) Preparing a prepreg: impregnating UHMWPE fibers or fiber fabrics in matrix resin to prepare UHMWPE fiber reinforced prepreg, and winding the prepared prepreg into a prepreg coiled material;
b) Surface treatment of a metal sheet: treating the surface of the metal sheet by utilizing sand blasting or anodic oxidation to improve the surface roughness of the metal sheet, and then rolling the metal sheet subjected to surface treatment into a metal coiled material;
c) Spraying glue: placing the prepreg coiled material and the metal coiled material on a laminate roller press according to a layering structure, spraying adhesive on the surface of the metal sheet to be bonded by using a spray gun, wherein the thickness of the adhesive layer is controlled to be 0.03-0.05 mm;
d) Preheating: feeding the prepreg coiled material and the metal sheet after glue spraying into a preheating furnace, and heating at 100-120 ℃ for 30-60 s by utilizing automatic control infrared heating;
e) And (3) rolling: feeding the preheated prepreg and the glue-sprayed metal sheet into a plurality of groups of hot pressing rollers for hot pressing and compounding; the temperature of the hot press roller is controlled to be 120-125 ℃, and the rolling gap is smaller than the theoretical thickness value of the fiber metal laminate prepared by the target by 0.1-0.5 mm; the contact time of the metal sheet and the hot pressing roller is kept for 30-60 s, and the rolling pressure is kept at 16-20 MPa;
f) Leveling: carrying out surface leveling on the rolled fiber metal laminate by using a roller leveler, and improving the surface flatness;
g) Shearing: the prepared ultra-high molecular weight polyethylene fiber reinforced fiber metal laminate is cut into the required specification by using a shearing machine.
The metal plate roughening treatment and the glue spraying process are adopted to improve the performance.
Disclosure of Invention
The application aims to solve the technical problem of providing a manufacturing method of a titanium alloy composite bulletproof plate, which improves the combination firmness of ultra-high molecular weight polyethylene and titanium alloy, and has thinner thickness and excellent bulletproof performance.
The application discloses a manufacturing method of a titanium alloy composite bulletproof plate, which comprises the following steps of immersing a titanium alloy plate into a reaction solution, wherein the temperature of the reaction solution is 85-95 ℃, the reaction solution contains an acid aqueous solution and a formaldehyde aqueous solution, the acid aqueous solution is a sulfuric acid aqueous solution or a hydrochloric acid aqueous solution, the concentration is 1-5%, and the concentration of the formaldehyde aqueous solution is 20-25%; and then overlapping the treated titanium alloy plate with ultra-high molecular weight polyethylene laid cloth, coating an aqueous polyurethane adhesive on the overlapping part or placing a hot-melt adhesive film, then pressing at the pressing pressure of 15-20MPa and the pressing temperature of 95-105 ℃, and finally obtaining the titanium alloy composite bulletproof plate.
Preferably, the weight ratio of the acid aqueous solution to the formaldehyde aqueous solution is 1:1.
Preferably, the concentration of the aqueous acid solution is 3%.
Preferably, the concentration of the aqueous formaldehyde solution is 25%.
Preferably, the titanium alloy plate is immersed in the reaction solution for 70 to 100 minutes.
Preferably, the titanium alloy plate is pressed into an arc shape in a hot stretching die, wherein the pressing temperature is 800-900 ℃ and the pressing pressure is 3-5MPa.
Preferably, the solid content of the aqueous polyurethane adhesive is 40-50%, and the pH value is 7-9; or the hot melt adhesive film is polyolefin, the density is 30-40g/m < 2 >, and the melting temperature is 80-90 ℃.
Preferably, the titanium alloy plate is overlapped at the position of 1/3-2/3 of the back of the ultra-high molecular weight polyethylene laid cloth.
Preferably, the heating time is 25-30min during the pressing.
Preferably, the pressing time is 60-70min.
The application has the beneficial effects that the titanium alloy is placed in the reaction solution containing acid water and formaldehyde, the prepared titanium alloy composite bulletproof flat plate has stable structure, the ultra-high molecular weight polyethylene part and the titanium alloy are tightly combined, are not easy to delaminate, have thin thickness (2-3 mm thinner than the traditional bulletproof plate), have excellent bulletproof performance, adopt NIJ0101.06 standard III (resisting M80 bullet) standard, have the dent depth of 44mm, and belong to the domestic leading level.
Detailed Description
Example 1
A manufacturing method of a titanium alloy composite bulletproof plate comprises the following steps:
cutting titanium alloy into corresponding sizes according to technological requirements, placing the titanium alloy into a hot stretching die, and pressing the die into an arc shape (the temperature is 800-900 ℃, the pressure is 3-5mPA, and the time is 10-15 minutes) to obtain a titanium alloy plate, wherein the thickness of the titanium alloy plate is 6mm;
paving the cut ultra-high molecular weight polyethylene laid cloth on a workbench, requiring the cloth paving to be smooth, enabling each layer to coincide, determining the number of the layers according to the surface density required by the process, adopting special edition software for clothing design, automatically typesetting according to the production required size, and then cutting to obtain the ultra-high molecular weight polyethylene fiber laid cloth;
placing a titanium alloy plate and a reaction solution in a constant temperature and humidity box, wherein the temperature is 90 ℃, taking out the reaction solution after 80 minutes, and the reaction solution is prepared from a dilute sulfuric acid solution and a formaldehyde solution according to a mass ratio of 50:50, wherein the concentration of the dilute sulfuric acid solution is 3%, and the concentration of the formaldehyde solution is 25%;
then, overlapping the treated titanium alloy plate and ultra-high molecular weight polyethylene laid cloth (13 mm), coating a water-based polyurethane adhesive at the overlapping position, overlapping the titanium alloy plate at any position 1/3 back of the ultra-high molecular weight polyethylene laid cloth, and coating a small amount of water-based polyurethane adhesive (the solid content range is 40-50% and the pH range is 7-9) between the ultra-high molecular weight polyethylene laid cloth and the titanium alloy;
placing the arranged ultra-high molecular weight polyethylene laid cloth and the titanium alloy plate into a pressing die, wherein the pressing pressure is 18MPA, the pressing temperature is 100 ℃, the heating time is 25 minutes, the constant temperature is 60 minutes, and the pressing is completed to naturally cool, so that the titanium alloy composite bulletproof plate with the thickness of 14.5mm is obtained.
Example 2
Example 2 is different from example 1 in that the reaction solution is composed of a dilute hydrochloric acid solution and a formaldehyde solution in a mass ratio of 50:50, wherein the concentration of the dilute hydrochloric acid solution is 3%, and the concentration of the formaldehyde solution is 25%.
A hot melt adhesive film (polyolefin material, 30-40 g/m) is arranged between the ultra-high molecular weight polyethylene laid cloth and the titanium alloy 2 The melting temperature is 80-90 ℃).
Otherwise, the same as in example 1 was conducted.
Comparative example 1
Comparative example 1 was different from example 1 in that the reaction solution was a sulfuric acid solution having a concentration of 1.5%. The thickness was 14.7mm in the same manner as in example 1.
Comparative example 2
Comparative example 2 is different from example 1 in that the reaction solution is a hydrochloric acid solution having a concentration of 3%. The thickness was 14.7mm in the same manner as in example 1.
The titanium alloy composite bulletproof plates of examples 1-2 and comparative example 1 were subjected to NIJ0101.06 standard grade III (against M80 bullets), the recess depths of examples 1 and 2 were 44mm, and the recess depths of comparative examples 1 and 2 were 46mm.
According to the application, the formaldehyde solution is added into the reaction solution, so that the thickness of the whole titanium alloy composite bulletproof plate can be effectively reduced and the bulletproof capability of the product can be effectively improved during the same treatment.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined under the idea of the present disclosure, the steps may be implemented in any order, and many other variations exist in the different aspects of one or more embodiments of the present application as described above, which are not provided in detail for simplicity.
The present application is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Accordingly, any omissions, modifications, equivalents, improvements, and the like, which are within the spirit and principles of the one or more embodiments of the application, are intended to be included within the scope of the present disclosure.
Claims (8)
1. The manufacturing method of the titanium alloy composite bulletproof plate is characterized by comprising the following steps of immersing a titanium alloy plate into a reaction solution, wherein the temperature of the reaction solution is 85-95 ℃, the time for immersing the titanium alloy plate into the reaction solution is 70-100min, the reaction solution consists of an acid aqueous solution and a formaldehyde aqueous solution, the acid aqueous solution is a sulfuric acid aqueous solution or a hydrochloric acid aqueous solution, the concentration is 1-5%, the concentration of the formaldehyde aqueous solution is 20-25%, and the weight ratio of the acid aqueous solution to the formaldehyde aqueous solution is 1:1; and then overlapping the treated titanium alloy plate with ultra-high molecular weight polyethylene laid cloth, coating an aqueous polyurethane adhesive on the overlapping part or placing a hot melt adhesive film, then pressing at the pressing pressure of 15-20MPa and the pressing temperature of 95-105 ℃, and obtaining the titanium alloy composite bulletproof plate after the pressing.
2. The method for manufacturing a titanium alloy composite bulletproof plate according to claim 1, wherein the concentration of the acid aqueous solution is 3%.
3. The method of manufacturing a titanium alloy composite bulletproof plate as claimed in claim 1, wherein the concentration of the aqueous formaldehyde solution is 25%.
4. The method for manufacturing a titanium alloy composite bulletproof plate according to claim 1, wherein the titanium alloy plate is pressed into an arc shape in a hot stretching die, the pressing temperature is 800-900 ℃, and the pressing pressure is 3-5MPa.
5. The method for manufacturing a titanium alloy composite bulletproof plate as claimed in claim 1, wherein the aqueous poly (acrylic acid) isThe solid content of the urethane adhesive is 40-50%, and the pH value is 7-9; alternatively, the hot melt adhesive film is polyolefin with the density of 30-40g/m 2 The melting temperature is 80-90 ℃.
6. The method for manufacturing a titanium alloy composite bulletproof plate according to claim 1, wherein the titanium alloy plate is overlapped at the position of 1/3-2/3 of the back of the ultra-high molecular weight polyethylene laid cloth.
7. The method for manufacturing a titanium alloy composite bulletproof plate according to claim 1, wherein the temperature rise time is 25-30min during the pressing.
8. The method for manufacturing a titanium alloy composite bulletproof plate according to claim 1, wherein the pressing time is 60-70min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111509642.0A CN114228281B (en) | 2021-12-10 | 2021-12-10 | Manufacturing method of titanium alloy composite bulletproof plate |
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| CN202111509642.0A CN114228281B (en) | 2021-12-10 | 2021-12-10 | Manufacturing method of titanium alloy composite bulletproof plate |
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| CN114228281A CN114228281A (en) | 2022-03-25 |
| CN114228281B true CN114228281B (en) | 2023-09-08 |
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| CN114705085B (en) * | 2022-05-07 | 2024-03-26 | 湖南中泰特种装备有限责任公司 | Preparation method of ultra-high molecular weight polyethylene fiber bulletproof plate and bulletproof plate |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860253A (en) * | 2003-09-29 | 2006-11-08 | 东丽株式会社 | Titanium or titanium alloy, resin composition for adhesion, prepreg and composite material |
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| EP2143558A4 (en) * | 2007-04-13 | 2010-07-14 | Taisei Plas Co Ltd | Titanium alloy compound material, and its jointing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1860253A (en) * | 2003-09-29 | 2006-11-08 | 东丽株式会社 | Titanium or titanium alloy, resin composition for adhesion, prepreg and composite material |
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