CN209174587U - A kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment - Google Patents

Abstract

The utility model belongs to metal-base composites technical field, more particularly to a kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment, it is therefore an objective to solve existing continuous fiber reinforcement magnalium composite plate complex process, the technical problems such as molten metal is oxidizable, interfacial adhesion strength is small, composite plate is of poor quality.It include: rolling machine system, on-line heating system, gas protection system, dermatotome, core plate, enhancing carbon cloth; the utility model have the advantages that casting-rolling technology prepare fibrous material enhancing metal-based compound plate short route, interface bond strength it is high; the smelting and pouring link in traditional casting-rolling technology is replaced using online melting; oxidation caused by molten metal transhipment is avoided, has the advantages that compact-sized, process stabilizing, easy temperature control system, composite plate dimensional accuracy are high.

Description

A kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment

Technical field

The utility model belongs to metal-base composites technical field, and in particular to a kind of online melting fibre reinforced aluminium Magnesium composite plate casting molding equipment.

Background technique

Magnesium alloy is small with density, specific strength and specific stiffness are high, electromagnetic wave shielding is good, damping shock absorption is good and is easy to mechanical The advantages that processing.In recent years, as the industries such as aerospace, the vehicles, military weapon, electronic information are to lightweight demand It is constantly promoted, magnesium alloy plate has huge application prospect due to its significant loss of weight characteristic.However, magnesium alloy is intrinsic Characteristic limits its extensive use, firstly, the tensile strength and bending strength of magnesium alloy plate are lower, is not able to satisfy large-scale covering The mechanical property requirements of part；Secondly, corrosion stability of magnesium alloy can be poor, anti-corrosion treatment need to be carried out to Mg alloy surface when use, Such as change alloying component, anodic oxidation, surface covering or chemical conversion treatment, considerably increases being processed into for magnesium alloy product This, restricts its application.

Metal-base composites since the advent of the world is just widely paid close attention to its excellent performance, wherein increased with fiber again Earliest, mechanical property is best for the research and development and application of strong metal based composites.Continuous filament reinforced metallic matrix composite It is one kind using continuous fiber (such as carbon fiber, glass fibre) as reinforced phase, light metal (such as aluminium, magnesium, titanium) is matrix phase The composite material being prepared, it has lightweight, and specific strength, specific modulus are high, antifatigue, the excellent comprehensive performance such as anti-aging. By the contour strongly continuous fiber of compound carbon fiber, the intensity of magnesium alloy plate can be significantly improved, especially in surface layer composite high-strength Carbon cloth can increase substantially the bending strength of magnesium alloy plate.

Magnalium composite plate is to be complex as a whole aluminium sheet and magnesium plate by specific connection method, is prepared into composite metal plate Band makes full use of the lightweight advantage of magnesium alloy and the corrosion-resistant advantage of aluminium alloy, solves magnesium alloy corruption easy to oxidize in air The problem of erosion, meets to its requirement such as high-intensitive, corrosion-resistant.

Currently, the technique frequently with casting prepares continuous carbon fibre enhancing metal-base composites and multi-metal composite board, I.e. to casting molten metal liquid among two rolls, while it being fed into skin material in side roll or two sides roll, utilizes the cold of roll But preparation composite plate is plastically deformed with rolling, such as: a kind of Chinese invention patent " method for brazing continuous casting and rolling of three-layer metal composite plate Compound molding device " (application number 201110438621.4), Chinese invention patent " a kind of liquid aluminum substrate band and single metal or The compound casting and rolling installation of alloy sheet strip metallurgical bonding " (application number 201310501990.2), a kind of Chinese invention patent " three layers of gold Belong to the method for brazing rolling casting bonding forming device of composite plate " (application number 201110438617.8) etc..Metal involved by these technologies Composite plate preparation process can prepare magnalium composite plate, but that there are techniques is unstable, and molten metal is oxidizable, and interfacial bonding is strong Spend small, the disadvantages of production efficiency is low, and composite plate is of poor quality.

Summary of the invention

The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of online melting fibre reinforced magnalium Casting and rolling composite plate molding equipment, solution prior art preparation continuous fiber reinforcement magnalium composite plate technique is unstable, the device is complicated, Production efficiency is low, the ropy technical problem of composite plate.

To achieve the above object, the utility model provide a kind of online melting fibre reinforced magnalium casting and rolling composite plate at Type equipment, comprising: milling train, roll sleeve, on-line heating system, gas protection system, raw material frame, dermatotome, core plate, carbon fiber Cloth, which is characterized in that dermatotome is wound on roll sleeve, and dermatotome stock roll is located at milling train ejecting plate side, it is therefore an objective to increase dermatotome with The contact length of roll sleeve preheats dermatotome using roll sleeve；The on-line heating system is provided with heating coil, temperature control System, contact temperature-measuring meter, heating system independently heat upper and lower dermatotome and core plate using heating coil, and independent Temperature is controlled, controls dermatotome and core plate into roll gap in target temperature range respectively；Dermatotome heater wire snare is in roll On sleeve and dermatotome, roll sleeve and dermatotome are heated simultaneously, dermatotome thermo detector is contacted with dermatotome, be located at dermatotome heating coil and Between roller gap；The core plate is placed on milling train material platform, enters roller across outer layer hermetically sealed casing and roll casting zone sealing plate It stitches, is cased with core plate heating coil on core plate, there is the core plate thermometric contacted with core plate between core plate heating coil and roller gap Meter；The gas protection system includes outer layer hermetically sealed casing, roll casting zone sealing plate and gas blow pipe, roll casting zone sealing plate and upper and lower two A roll sleeve constitutes casting closed chamber, be blown into from gas blow pipe into casting closed chamber inert gas to the carbon cloth of high temperature into Row protection, avoids its oxidative damage；The carbon cloth between dermatotome and core plate, by with the contact of high temperature dermatotome, it is right Carbon cloth is preheated.

Further, the dermatotome is aluminium alloy, and core plate is magnesium alloy.

The utility model compared with prior art, has the following advantages and beneficial effects: the utility model using online molten Melt short-flow casting and roll standby fibre reinforced magnalium composite plate, there is casting-rolling technology to prepare fibrous material enhancing metal-based compound plate Short route, the high advantage of interface bond strength, replace the smelting and pouring link in traditional casting-rolling technology using online melting, keep away Exempt from oxidation caused by molten metal transhipment, has compact-sized, process stabilizing, easy temperature control system, composite plate dimensional accuracy high Advantage, solve prior art preparation continuous fiber reinforcement magnalium composite plate technique is unstable, the device is complicated, production efficiency is low, The ropy technical problem of composite plate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram that the utility model melts fibre reinforced magnalium casting and rolling composite plate molding equipment online (sectional view).

Specific embodiment

The exemplary embodiments for embodying the utility model features and advantages, will chat in detail in the following description in conjunction with attached drawing It states.It should be understood that the utility model there can be various variations in different embodiments, it is practical new this is not all departed from The protection scope of type, and the descriptions and illustrations are essentially for illustration purposes, rather than to limit the utility model.

As shown in Figure 1, a kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment, comprising: milling train 1 rolls Rolle rsleeve 2, on-line heating system, gas protection system, raw material frame, dermatotome 3, core plate 4, carbon cloth 5, which is characterized in that skin Plate 3 is wound on roll sleeve 2, and dermatotome stock roll 6 is located at milling train ejecting plate side, it is therefore an objective to increase connecing for dermatotome 3 and roll sleeve 2 Length is touched, dermatotome 3 is preheated using roll sleeve 2；The on-line heating system be provided with eddy heating for heating coil, temperature control system, Contact temperature-measuring meter, heating system independently heats upper and lower dermatotome 3 and core plate 4, and independent control temperature, makes to enter The temperature of the dermatotome 3 of roll gap controls within the scope of 580 DEG C~600 DEG C, controls the temperature of core plate 4 in 600 DEG C~630 DEG C ranges It is interior；7 sets of dermatotome heating coil on roll sleeve 2 and dermatotome 3, are heated roll sleeve 2 and dermatotome 3 simultaneously, dermatotome thermo detector 8 It is contacted with dermatotome 3, between dermatotome heating coil 7 and roller gap；The core plate 4 is placed on milling train material platform 9, passes through outer layer Hermetically sealed casing 10 and roll casting zone sealing plate 11 enter roller gap, core plate heating coil 12 are cased on core plate 4, in core plate heater wire There is the core plate thermo detector 13 contacted with core plate 4 between circle 12 and roller gap；The gas protection system includes outer layer sealer It is closed that cover 10, roll casting zone sealing plate 11 and gas blow pipe 14, roll casting zone sealing plate 11 and upper and lower two roll sleeves 2 constitute casting Chamber is blown into nitrogen into casting closed chamber from gas blow pipe 14 and protected to the carbon cloth 5 of high temperature, avoids its oxidative damage； The carbon cloth 5 between dermatotome 3 and core plate 4, by with the contact of high temperature dermatotome 3, carbon cloth 5 is preheated； The raw material frame is set in rolling-mill housing, for placing two dermatotome stock rolls 6 and two carbon fiber cloth rewinder rolls 15 up and down；It is described Dermatotome 3 is ZL301 aluminium alloy, and thick 0.2mm, core plate 4 is AZ91 magnesium alloy, and thick 1.0mm, carbon cloth 5 is T700 carbon fiber Cloth.

The spirit or essence that the utility model can be embodied in a variety of forms without departing from utility model, so should Understand, above-described embodiment is not limited to details above-mentioned, and should widely explain in claim limited range, therefore fall The change and modification entered in claim or its equivalent scope should be covered by the following claims.

Claims (2)

1. a kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment, comprising: milling train (1), roll sleeve (2), On-line heating system, gas protection system, raw material frame, dermatotome (3), core plate (4), carbon cloth (5), which is characterized in that dermatotome (3) it is wound on roll sleeve (2), dermatotome stock roll (6) is located at milling train ejecting plate side, it is therefore an objective to increase dermatotome (3) and roll sheath The contact length of cylinder (2) preheats dermatotome (3) using roll sleeve (2)；The on-line heating system be provided with heating coil, Temperature control system, contact temperature-measuring meter, heating system independently heats upper and lower dermatotome (3) and core plate (4), and independently controls Temperature processed controls dermatotome (3) and core plate (4) into roll gap in target temperature range respectively；Dermatotome heating coil (7) set On roll sleeve (2) and dermatotome (3), roll sleeve (2) and dermatotome (3) are heated simultaneously, dermatotome thermo detector (8) and dermatotome (3) it contacts, between dermatotome heating coil (7) and roller gap；The core plate (4) is placed on milling train material platform (9), passes through outer Layer hermetically sealed casing (10) and roll casting zone sealing plate (11) enter roller gap, are cased with core plate heating coil (12) on core plate (4), There is the core plate thermo detector (13) contacted with core plate (4) between core plate heating coil (12) and roller gap；The gas shield system System includes outer layer hermetically sealed casing (10), roll casting zone sealing plate (11) and gas blow pipe (14), roll casting zone sealing plate (11) and upper and lower two A roll sleeve (2) constitutes casting closed chamber, and inert gas is blown into casting closed chamber to the carbon of high temperature from gas blow pipe (14) Fiber cloth (5) is protected, its oxidative damage is avoided；The carbon cloth (5) is located between dermatotome (3) and core plate (4), passes through With the contact of high temperature dermatotome (3), carbon cloth (5) is preheated；The raw material frame is set in rolling-mill housing, for placing Upper and lower two dermatotome stock rolls (6) and two carbon fiber cloth rewinder rolls (15).

2. a kind of online melting fibre reinforced magnalium casting and rolling composite plate molding equipment according to claim 1, feature Be: dermatotome (3) material is aluminium alloy, and the core plate (4) material is magnesium alloy.