CN103231216A - Manufacturing technique and device for composite board - Google Patents

Manufacturing technique and device for composite board Download PDF

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Publication number
CN103231216A
CN103231216A CN2013101696152A CN201310169615A CN103231216A CN 103231216 A CN103231216 A CN 103231216A CN 2013101696152 A CN2013101696152 A CN 2013101696152A CN 201310169615 A CN201310169615 A CN 201310169615A CN 103231216 A CN103231216 A CN 103231216A
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China
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composite plate
plate
combination base
milling
composite
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CN2013101696152A
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Chinese (zh)
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CN103231216B (en
Inventor
周凯
乔昌文
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山东亚盛重工股份有限公司
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Publication of CN103231216A publication Critical patent/CN103231216A/en
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Abstract

The invention discloses a manufacturing technique for a composite board and belongs to the technical field of composite metal strip rolling. The manufacturing technique comprises the following steps implemented successively: joint surface machining, end surface machining, press fit, blank assembly, vacuum pumping and inert gases filling, heating, hot rolling and verifying. By means of the manufacturing technique, the machining accuracy is improved, and volume production of carbon steel-stainless steel composite boards is achieved; simultaneously, air in a combination blank is replaced through vacuum pumping and inert gases filling, oxidization of interfaces of the combination blank is prevented in a subsequent heating process, a little of residual air between the composite interface and two layers of stainless steel interfaces can be squeezed into an air storage bag gradually along with the moving of a roller and the composite blank simultaneously, and the residual air is prevented from expelling a separating agent or oxidizing the composite interfaces, accordingly, the joint of the finished composite slab is improved effectively, and the quality of the composite slab is further improved.

Description

The production technology of composite plate and production equipment thereof
Technical field
The invention belongs to metal composite band rolling technical field, relate in particular to a kind of production technology and production equipment thereof of composite plate.
Background technology
Composite plate is to be that basic unit and stainless steel are the composite plate of coating be combined into the carbon steel or low alloy steel, and it has good corrosion resistance and characteristics cheaply concurrently, thereby is widely used in fields such as oil, chemical industry, salt industry, hydraulic and electric engineering, food processing.
The preparation composite plate is mainly based on explosion method at present, the huge energy of utilizing explosive charge to produce drives two metallic plate high speed inclined impacts and welds, it is compound that explosion method can make the metal of performance difference great disparity realize, also environmental pollution is serious but the productivity ratio of this method, lumber recovery and dimensional accuracy are all than hanging down.
Development along with society, replace explosion method to carry out production and processing with the vacuum rolling method gradually, the vacuum rolling method is that layer is answered through blanking, when surface treatment makes its surface be in the physics pure state by carbon steel or low alloy steel basic unit and special materials such as stainless steel, titanium steel, assembly is rolling under the high vacuum condition forms, can effectively evade problems such as environmental pollution, the method for vacuum rolling simultaneously production technology has improved the production efficiency of composite plate greatly.
But, the vacuum rolling method will make up in the process of base hot rolling at present, there is gas in the compound interface, cause compound interface that to a certain degree oxidation takes place, and vacuumize and can not produce absolute vacuum, residual between compound interface and the two-layer stainless steel interface have few portion gas, in the volume expansion of the hot-rolled state therapeutic method to keep the adverse qi flowing downward, can't discharge, have a strong impact on compound interface in conjunction with rate and bond strength, cause the composite plate yield rate lower.
Simultaneously, the equipment of the production composite plate that present stage is used is to adopt the combination of existing equipment to carry out autonomous production basically, perhaps carry out secondary process by other the assistance of enterprise, thereby cause production efficiency low, and can not guarantee the machining accuracy that this production is required, and then influencing the yield rate of composite plate, manufacturing cost increases.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of production technology of composite plate, is intended to solve when having vacuum rolling method production composite plate now the technical problem that the compound interface binding ability is not good.
The embodiment of the invention is achieved in that a kind of production technology of composite plate, comprises the following steps of implementing successively:
(1) faying face Surface Machining: the upper surface of parent metal plate and two sides are carried out milling or polishing processing, the upper surface of plied timber plate is carried out grinding or polishing processing;
(2) end face processing: described parent metal plate both ends of the surface are processed;
(3) pressing: first a parent metal plate that will stack successively, first plied timber plate that is coated with interleaving agent, second plied timber plate and second parent metal plate form pressing behind the combination base predecessor with spot welding, are used for eliminating the joint close gap;
(4) assembly: the described combination base predecessor welding all around after the pressing is formed the combination base;
(5) vacuumize filling with inert gas: the two ends at described combination base interface are driven pore and venthole respectively into, to described combination base interface filling with inert gas, replace the air in the described combination base interface, the described venthole of shutoff by described air admission hole;
Continue filling with inert gas, pressurize under the constant pressure;
With described combination base heating;
Described air admission hole is linked to each other with vavuum pump, vacuumize;
Described air inlet position establish one be communicated with described combination base interface deposit air bag, the described described combination base of the air sac sealing interface of depositing;
(6) heating: described combination base was heated to 500 degrees centigrade in 30 minutes;
(7) hot rolling system: the described combination base after will heating is rolled into the semi-finished product composite plate, and this semi-finished product composite plate comprises semi-finished product composite plate steel plate or semi-finished product composite plate steel ring, and during hot rolling, every time amount of rolling is 1/4 thickness of slab;
(8) divide plate:, and separate from two described corrosion resistant plate joints described semi-finished product composite plate steel plate or described semi-finished product composite plate steel ring margins of excision;
(9) check.
As a kind of improvement, in step (3), peripheral point solid welding deckle edge board at described first a parent metal plate, then described first a plied timber plate is put into the cavity that the described first parent metal plate and side plate form, the height of the described the one the first plied timber plates is half of described side plate height; Apply interleaving agent at described first plied timber then; Put into described second plied timber then; Stack described second a parent metal plate then above described side plate, described second a parent metal plate is fixed in spot welding and described side plate forms described combination base; The described combination base of pressing then, and use simultaneously around the described combination base of gas shielded arc welding prewelding; Then described combination base is erected and rotate, around the described combination base of double wire hidden arc welding downhand welding.
As further improvement, in step (5), the described air bag of depositing comprises that an end seals the uncovered tracheae of an end, and the opening end of described tracheae is communicated with described combination base interface, and the blind end of described tracheae stretches out described side plate; On described tracheae, heat away from described air admission hole position, make described tracheae auto-closing form described blind end.
The embodiment of the invention also provides the production equipment of the used composite plate of a kind of production technology that realizes described composite plate, realizes streamline production, when solving the production composite plate that prior art provides, and the low and low problem of yield rate of production efficiency.
The embodiment of the invention is achieved in that the production equipment of the composite plate that a kind of production technology that realizes described composite plate is used, comprises the composite plate slab processing special-purpose multifunctional building-block machine for processing composite plate slab faying face surface; The downstream of described composite plate slab processing special-purpose multifunctional building-block machine is provided with the composite plate slab processing special horizontal dual-face milling machines for the described parent metal plate both ends of the surface of processing; The downstream of described composite plate slab processing special horizontal dual-face milling machines is provided with the composite plate pressing machine for the described combination base of elimination predecessor joint close gap; The downstream of described composite plate pressing machine is provided with for the rectangular slab upset welding mechanism that welding around the described combination base predecessor is formed the combination base; The downstream of described rectangular slab upset welding mechanism is provided with the pretreatment unit that described combination base is vacuumized filling with inert gas; Described pretreatment unit downstream is provided with the heating furnace for the described combination base of heating, described heating furnace downstream is provided with for the hot-rolling mill that described combination base is rolled into two-layer composite plate, described hot-rolling mill downstream is provided with the board separator that separates for described two-layer composite plate, and the downstream of described board separator is provided with the verifying attachment for the described composite plate qualification rate of check.
As a kind of improvement, described composite plate slab processing special-purpose multifunctional building-block machine, comprise and be arranged at first workbench that slides along X-direction, described first workbench top is provided with portal frame, described portal frame upper edge Y direction is slidingly fitted with slide carriage, described slide carriage upper edge Z-direction is slidingly fitted with ram, described ram is provided with the main cutting unit head that is driven by first power set, the both sides of described portal frame are respectively equipped with the side milling unit head for processing workpiece side, described main cutting unit head comprises the main shaft that the vertical milling cutterhead is installed, be provided with the Y-axis guide rail between described portal frame and the described slide carriage, be provided with the Z axis rail between described ram and the described slide carriage, described main shaft, the surface of described Y-axis guide rail and described Z axis rail is equipped with friction coat; Side away from described first workbench on the described vertical milling cutterhead is provided with oil storage tank, and described main shaft passes described oil storage tank and stretches out described vertical milling cutterhead, is provided with the oil suction element in the described oil storage tank; The center of gravity line of described side milling unit head and the distance of described main-shaft axis are greater than side milling cutter radius and described vertical milling cutter radius sum; Uniform array is furnished with at least four milling heads on described vertical milling cutterhead and the described side milling cutterhead, is equipped with a milling cutter mounting groove between the adjacent two described milling heads.
As a kind of improvement, described composite plate slab processing special horizontal dual-face milling machines, comprise second workbench, one end of described second workbench is provided with the fixed bed body, an end relative with described fixed bed body on described second workbench is slidingly fitted with the moving bed body, the moving direction of described moving bed body is equipped with carriage box towards described fixed bed body on described fixed bed body and the described moving bed body, and described carriage box is provided with the slip crate for the installation end face milling cutters; Be provided with between described second workbench and the described moving bed body for the locating piece that limits described moving bed body position; Described second workbench is provided with several and is used for the hydraulic pressure positioner of location large flat fast, and several described hydraulic pressure positioners are arranged between described fixed bed body and the described moving bed body and are distributed on described second workbench.
As a kind of improvement, described composite plate pressing machine, comprise first frame, be rotatablely equipped with the drive roll that is driven by second power set on described first frame, be slidingly fitted with two slide blocks that are oppositely arranged on described first frame, be rotatablely equipped with a pressure roller on the two described slide blocks, described pressure roller and drive roll be oppositely arranged and described pressure roller and drive roll between form the pressing gap, each described slide block all links to each other with a hydraulic cylinder, and each described hydraulic cylinder and is used for keeping described cylinder pressure constant compression force loop to link to each other; Be installed with first guide rail on described first frame, described slide block is slidingly mounted on described first guide rail; All be rotatablely equipped with on the described slide block for the gear that keeps two described hydraulic cylinder travel unanimities, described gear is meshed with tooth bar on being fixedly mounted on described first frame, and described tooth bar is arranged on a side of described first guide rail and parallel with described first guide rail.
As a kind of improvement, described rectangular slab upset welding mechanism, comprise second frame, be fixedly connected with a trip shaft on described second frame, be rotatablely equipped with the flip cover that is driven by the 3rd power set on the described trip shaft, be rotatablely equipped with the rotating shaft that is driven by the 4th power set in the described flip cover, described rotating shaft arranges with described trip shaft is vertical, the fixedly connected clamping platform that is useful on the tight described rectangular slab of locating clip in the end of described rotating shaft; Described the 4th power set comprise the Worm and worm-wheel gearing of fluid motor-driven, the end that the fixedly connected described rotating shaft of the worm gear of described Worm and worm-wheel gearing is relative with described clamping platform; Described clamping platform comprises the base that connects described rotating shaft, is slidingly fitted with several on the described base and is respectively applied to clamp the long limit of described rectangular slab and the clamp of minor face, and each described clamp all connects one the 5th power set; Described clamp comprises for the location division of supporting described rectangular slab bottom surface, is slidingly fitted with the clamping section that is driven by the 6th power set on the described location division.
As a kind of improvement, described pretreatment unit comprises vavuum pump and the inert gas jar that is arranged on the tracheae that described combination base two ends are equipped with and is communicated with air in the described combination base of displacement respectively, is equipped with on the two described tracheaes to add the described tracheae of heat-seal and form the described heating locking device of depositing air bag.
As a kind of improvement, described heating furnace for the rolling preceding technology of composite plate comprises body of heater, and described body of heater is provided with charging aperture and discharging opening, and described body of heater is slidingly mounted on the furnace body support by elevating mechanism; Be provided with furnace bottom in the described body of heater, be provided with seal between described furnace bottom and the body of heater, described furnace bottom is provided with the conveying roller that is driven by the 7th power set; Be equipped with the fire door that is driven by the 8th power set on the body of heater at described charging aperture and discharging opening place; Described fire door is provided with the hold-down mechanism that described body of heater and fire door are closely offseted; Described furnace bottom bottom is provided with roller, and described roller is installed on second guide rail; Described body of heater charging aperture and discharging opening one side are equipped with the feeding roller that is driven by the 8th power set.
Owing to adopted technique scheme, the invention has the beneficial effects as follows: because the composite plate by the above-mentioned processing step production of implementing has successively improved machining accuracy, realized the batch process of different size, different-thickness composite plate; Simultaneously by rolling pre-treatment, replaced the air in the combination base interface, avoided in follow-up heating process, oxidation takes place in combination base interface, by depositing air bag few portion gas residual between compound interface and the two-layer stainless steel interface can be deposited in the air bag along with roll be squeezed into gradually with the motion of making up base simultaneously, avoid residual gas to arrange interleaving agent or oxidation compound interface, and then guaranteed the quality of composite plate.
Owing at parent metal plate welding side plate, thereby better locate the plied timber plate, be convenient to welding simultaneously, reduced the workload of welding and the use amount of welding rod, reduced manufacturing cost.
Owing on described tracheae, heat away from the air admission hole position, make described tracheae auto-closing form blind end, thereby tracheae has enough headrooms of depositing, in course of hot rolling, guaranteed all residual gas are entered tracheae, avoided not emptying and tracheae pops of residual gas, caused vacuum effectiveness and deposit the gas effect losing efficacy.
Because by the production equipment of the composite plate that is provided with successively, realize from blank to the processing of finished product, Each performs its own functions for each equipment, improved production efficiency and yield rate, realized the streamline production of different size, different-thickness composite plate.
Because the surface of main shaft and guide rail is equipped with friction coat, therefore only need seldom fluid wiping on the surface of main shaft and guide rail just can reach to work long hours and instructions for use that main shaft runs up, not only saved the energy, also avoided fluid to drop onto on the workpiece and polluted machined surface and influence use, reach the processing rear surface and do not have oil stain, free of contamination requirement, guarantee the quality of workpiece, effectively reduced percent defective; Owing to be provided with away from a side of workbench on the vertical milling cutterhead and be provided with the oil suction element in oil storage tank and the oil storage tank, thereby main shaft is lubricated and the lubricating oil of lowering the temperature when taking place to leak, to flow into oil storage tank along main shaft, the machined surface that has further guaranteed workpiece does not have oil contamination, has effectively improved the yield rate of workpiece; Because the line at side formula cutter rotary center and the distance of slotting cutter disk center line are greater than vertical milling cutter radius and side formula cutter radius sum, realized processing plane the vertical milling cutterhead and processing the side side formula cutterhead not on same plane, thereby when having satisfied the limit portion of processing plane simultaneously and side top, the vertical milling cutterhead of running and side formula cutterhead are independent of each other and can be worked into the bight of workpiece, and side formula cutterhead and vertical milling cutterhead do not disturb mutually, realize processing fully, processing effect is good, the working (machining) efficiency height; Because uniform array has at least four milling heads on vertical milling cutterhead and the side milling cutterhead, compare with existing cutterhead, existing cutterhead circular array is shown several milling heads, traditional theory is that milling head is more many, cutting speed is more fast, but utility model people is through studying discovery for a long period of time, too much milling head causes milling speed to reduce when milling on the contrary, its reason is as follows: initial milling head to the workpiece milling after, the surface temperature of workpiece rises, hardness improves, thereby the milling head of back continues processing to the workpiece that hardness improves, because a plurality of milling heads are separated by too near, be unfavorable for heat radiation, and the temperature of workpiece can continue to raise, hardness also continues to improve, and so vicious circle is gone down, and not only causes milling head idle running, passivation, increase the difficulty of processing, improved manufacturing cost the service life that has influenced milling head simultaneously, in sum, adopts this vertical milling cutterhead, each milling head is fully utilized, and each milling head distance at interval is far away, plays thermolysis, and the temperature of processing rear surface can sharply not raise, also play the effect of chip removal simultaneously, realized fast the effectively purpose of processing workpiece; Owing to be equipped with a milling cutter mounting groove between adjacent two milling heads, avoided the mounting groove of in running order installation milling cutter to damage not having standby and influenced work.
Because second workbench is provided with fixed bed body and moving bed body to the processing of workpiece end face, thereby realized the two ends of workpiece are processed simultaneously, precision and the depth of parallelism of processing back workpiece have been guaranteed, improved working (machining) efficiency, cut down finished cost, and the moving bed body square moves up at second driving water, is convenient to move quickly into the workpiece place workpiece of different specification size is processed, and improved range of application; Because on second workbench and be provided with between the moving bed body for the locating piece that limits the moving bed body position, be convenient to the moving bed body workpiece of different specification size is carried out split fix processing and add being in stationary state man-hour, further guaranteed the depth of parallelism and the precision of long-time running to workpiece processing; Because second workbench is provided with the hydraulic pressure positioner, thereby is convenient to fast workpiece be positioned, to improve working (machining) efficiency and crudy, reduced labour intensity simultaneously.
Because composite plate pressing machine comprises drive roll and pressure roller, this pressure roller and drive roll be oppositely arranged and pressure roller and drive roll between form the pressing gap, each slide block all links to each other with a hydraulic cylinder, each hydraulic cylinder and one is used for keeping cylinder pressure constant compression force loop to link to each other, thereby when there are the gap in parent metal plate and plied timber plate at the hot rolling interface, thickness according to composite plate blanks, two hydraulic cylinders drive pressure roller and move, and pressure passed on the composite plate blanks, extruding by drive roll and pressure roller, eliminated the gap at composite plate blanks hot rolling interface, be convenient on the extruding point of drive roll and pressure roller, with gas shielded arc welding prewelding be carried out in composite plate blanks both sides and end, be conducive to around the following adopted submerged-arc welding welding composite plate blanks hot rolling interface; Owing to be installed with first guide rail in first frame, this slide block is slidingly mounted on described first guide rail, thereby slide block operates steadily at first guide rail, thereby pressure roller is moved steadily, has prolonged the service life of each parts; Owing to all be rotatablely equipped with gear on the slide block, this gear is meshed with tooth bar on being fixedly connected on first frame, thereby two hydraulic cylinders are when driving pressure rollers and moving, pressure roller two ends stroke unanimity, thereby guaranteed that further composite plate blanks is stressed evenly, guaranteed to eliminate the gap in the composite plate blanks hot rolling interface.
Because rectangular slab upset welding mechanism comprises trip shaft, be rotatablely equipped with the flip cover that is driven by the 3rd power set on this trip shaft, be rotatablely equipped with the rotating shaft that is driven by the 4th power set in this flip cover, the end of this rotating shaft is fixedly connected with the clamping platform, after winching to rectangular slab on the clamping platform by crane, clamp platform clamp rectangular slab, the 3rd power set drive flip cover around the trip shaft half-twist, flip cover drives the clamping platform and rectangular slab is overturn 90 °, namely this moment, rectangular slab erected, and adopted submerged-arc welding welding rectangular slab weld seam; After welding finishes, the 4th power set drive rotating shaft half-twist successively, rotating shaft drive to clamp platform and rectangular slab half-twist successively in vertical plane, make other sides of rectangular slab up, be convenient to adopt submerged-arc welding welding rectangular slab, thereby realized rectangular slab is erected, in vertical plane, make rectangular slab 360 ° of rotations forward or backwards then, greatly facilitate the welding all around of rectangular slab combination interface; Comprise the base that connects rotating shaft owing to clamp platform, be slidingly fitted with several long limits that are respectively applied to the clamp rectangular slab and the clamp of minor face on this base, each clamp all connects one the 5th power set, thereby under the driving of the 5th power set, clamp is the clamp rectangular slab fast, has improved production efficiency greatly; Simultaneously because each clamp all connects one the 5th power set, when welding rectangular slab combination interface, be positioned at the rectangular slab end face and unclamped by the clamp that the 5th power set drive this moment, make a concession welding gun, can make the combination interface welding fully all around of rectangular slab, prevent the interference of clamp and welding gun.
Be arranged on vavuum pump and the inert gas jar that combination base two ends are equipped with tracheae and are communicated with air in the displacement combination base respectively because pretreatment unit comprises, be equipped with on two tracheaes and add the described tracheae of heat-seal and form the heating locking device of depositing air bag.Thereby the air displacement that influences parent metal plate and the combination of coating metallic plate in the combination base, further guaranteed yield rate and the factor of merit of composite plate.
Because heating furnace comprises body of heater, this body of heater is slidingly mounted on the furnace body support by elevating mechanism, thereby body of heater can be elevated to suitable position according to the thickness of composite plate under the driving of elevating mechanism, reduced the clearance spaces in the stove, not only energy-saving and emission-reduction, and heat time heating time of composite plate, efficiency of heating surface height have been shortened greatly; Because be equipped with the fire door that is driven by the 8th power set on the body of heater at charging aperture and discharging opening place, thereby fire door opening and closing fast under the driving of the 8th power set, the heat exhaustion in the stove is little; Because fire door is provided with hold-down mechanism, thereby body of heater and fire door are closely offseted, oven door sealing is better, has further reduced the loss of furnace heat; Because furnace bottom bottom is provided with roller, roller is installed on second guide rail, thereby roller can drive furnace bottom and shift out along second guide rail, is convenient to maintenance and installs.
Description of drawings
The structural representation of Fig. 1 composite plate combination base that to be the embodiment of the invention finish by its production craft step;
Fig. 2 is the structural representation of composite plate slab processing special-purpose multifunctional building-block machine;
Fig. 3 is the structural representation of vertical cutterhead among Fig. 2;
Fig. 4 is the upward view of Fig. 3;
Fig. 5 is the structural representation of composite plate slab processing special horizontal dual-face milling machines;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the structural representation of composite plate pressing machine;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is the structural representation of rectangular slab upset welding mechanism;
Figure 10 is the structural representation after the flip cover upset among Fig. 9;
Figure 11 is the structural representation of the 4th power set;
Figure 12 is the structural representation behind the clamping platform half-twist among Figure 10;
Figure 13 is the structural representation that the rectangular slab switching mechanism adopts double;
Figure 14 is the structural representation for the heating furnace cross section of the rolling preceding technology of composite plate;
Figure 15 is the structural representation for the heating furnace side of the rolling preceding technology of composite plate;
Figure 16 is the structural representation of furnace bottom;
Figure 17 is heating furnace and the conveying device relative position schematic diagram for the rolling preceding technology of composite plate;
Figure 18 is the flow chart that the embodiment of the invention is finished composite plate processing;
Among the figure, 1-parent metal plate; The 2-interleaving agent; 3-plied timber plate; The 4-side plate; 5-deposits air bag; The 51-tracheae; The 511-opening end; The 512-blind end; 6-composite plate slab processing special-purpose multifunctional building-block machine; The 7-workpiece; The 8-Z axis rail; The 9-main shaft; 10-vertical milling cutterhead; 11-side milling unit head; The 12-sponge; The 13-milling head; 14-first workbench; The 15-swab case; 16-milling cutter mounting groove; The 17-ram; The 18-slide carriage; The 19-oil storage tank; The 20-Y axis rail; 21-composite plate slab processing special horizontal dual-face milling machines; 22-fixed bed body; The 23-face cutter; The 24-hydraulic jack; The 25-workpiece; 26-moving bed body; The 27-locating piece; The 28-carriage box; 29-second workbench; The 30-slip crate; 31-composite plate pressing machine; 32-first frame; 33-second power set; The 34-drive roll; 35-first guide rail; 36-first slide block; The 37-pressure roller; 38-first hydraulic cylinder; 39-second hydraulic cylinder; 40-first gear; 41-first tooth bar; 42-power carrying roller; 43-rectangular slab upset welding mechanism; 44-second frame; The 45-trip shaft; 46-the 3rd power set; 47-rotating hydraulic cylinder; The 48-flip cover; 49-the 4th power set; The 50-hydraulic motor; The 51-worm gear; The 52-rotating shaft; 53-clamps platform; The 54-base; The 55-clamp; The 56-clamping section; The 57-location division; 58-the 5th power set; 59-clamping hydraulic cylinder; 60-the 6th power set; The 61-hydraulic cylinder; 62-is used for the heating furnace of the rolling preceding technology of composite plate; The 63-body of heater; The 64-charging aperture; The 65-discharging opening; The 66-elevating mechanism; The 67-lifting hydraulic cylinder; The 68-furnace body support; The 69-furnace bottom; The 70-roller; 71-second guide rail; The 72-seal; The 73-conveying roller; The 74-feeding roller; 75-the 8th power set; 76-the 3rd hydraulic cylinder; The 77-fire door; The 78-hold-down mechanism.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
As shown in figure 18, the production technology of this composite plate comprises the following steps of implementing successively:
(A), faying face Surface Machining: the upper surface of parent metal plate and two sides are carried out milling or polishing processing, the upper surface of plied timber plate is carried out grinding or polishing processing;
(B), end face processing: parent metal plate both ends of the surface are processed;
(C), pressing: welding forms combination base predecessor around the interface of a parent metal plate 1 that will stack successively, a plied timber plate 3 that is coated with interleaving agent 2, a plied timber plate 3 and a parent metal plate 1, the concrete optional peripheral point solid welding deckle edge board 4 that is used in a parent metal plate 1, then a plied timber plate 3 is put into the cavity that parent metal plate 1 and side plate 4 form, the height of plied timber plate 3 is half of side plate 4 height; Apply interleaving agent 2 at plied timber plate 3 then; Put into another piece plied timber plate 3 then; Stack another piece parent metal plate 1 then above side plate 4, another piece parent metal plate 1 is fixed in spot welding and side plate 4 forms this combination base predecessor; Pressing should be made up the base predecessor to eliminate bonding gap then;
(D) assembly: the gas shielded arc welding prewelding should make up around the base predecessor; Should make up base then and erect and rotate, with adopt the double wire hidden arc welding downhand welding should combination base predecessor around, form the combination base, reach sealing and have higher-strength;
Parent metal plate 1 comprises carbon steel sheet, certainly parent metal plate 1 also can be alloy-steel plate, plied timber plate 3 comprises corrosion resistant plate, and certainly plied timber plate 3 also can be for titanium steel plate etc., and the effect of interleaving agent 2 is that the composite plate of being convenient to after the hot rolling system effectively is separated into two or two volumes;
(E) vacuumize filling with inert gas: drive pore and venthole and difference connectivity trachea 51 respectively at the two ends at this combination base interface;
To this combination base interface filling with inert gas, replace the air in this combination base interface by air admission hole, avoided this combination base interface generation oxidation in follow-up heating process, inert gas refers to the inactive gas of chemical property, as nitrogen, helium etc.;
The shutoff venthole;
Continue filling with inert gas, pressurize under the constant pressure;
Should make up the base heating;
Air admission hole is linked to each other with vavuum pump, vacuumize;
Air inlet position establish one be communicated with this combination base interface deposit air bag 5, deposit air bag 5 these combination base interfaces of sealing, when hot rolling, residual few portion gas can be squeezed into gradually along with the motion of roll and this combination base and deposit in the air bag 5 between compound interface and the two-layer stainless steel interface, avoid residual gas to arrange interleaving agent 2 or oxidation compound interface, thereby guaranteed the composite plate bond quality;
Deposit air bag 5 and comprise that an end seals the uncovered tracheae of an end 51, the opening end 511 of tracheae 51 is communicated with this combination base interface, heats away from the air admission hole position on tracheae 51, makes tracheae 51 auto-closings form blind end 512, has avoided the vacuum effectiveness inefficacy; The blind end 512 of tracheae 51 stretches out side plate 4, and tracheae 51 has enough headrooms of depositing, and in course of hot rolling, has guaranteed all residual gas are entered tracheae 51 (referring to Fig. 1).
(F) heating: will make up base and in 30 minutes, be heated to 500 degrees centigrade;
(G) hot rolling system: the combination base after the rolling pre-treatment of composite plate is rolled into semi-finished product composite plate steel plate or semi-finished product composite plate steel ring, and during hot rolling, every time amount of rolling is 1/4 thickness of slab;
(H) divide plate:, and separate from two corrosion resistant plate joints semi-finished product composite plate steel plate or described semi-finished product composite plate steel ring margins of excision;
(I) check.
Embodiment one:
Be ready to through digging the carbon steel sheet of milling processing and end face processing, be ready to the corrosion resistant plate through grinding or polishing processing.
(1) at the side plate 4 of the peripheral point solid welding Fixed width 50mm * thick 20mm * long 5950mm of a wide 1500mm * thick 100mm * long 6000mm carbon steel sheet, then the corrosion resistant plate of a wide 1400mm * thick 10mm * long 5900mm is put into the cavity that this carbon steel sheet and side plate 4 form; Apply interleaving agent 2 at this corrosion resistant plate then; Put into the corrosion resistant plate of the wide 1400mm of another piece * thick 10mm * long 5900mm then; Stack the carbon steel sheet of the wide 1500mm of another piece * thick 100mm * long 6000mm then above side plate 4, the carbon steel sheet of the wide 1500mm of another piece * thick 100mm * long 6000mm and the combination base predecessor that side plate 4 forms wide 1500mm * thick 220mm * long 6000mm are fixed in spot welding; The combination base predecessor of this wide 1500mm of pressing * thick 220mm * long 6000mm to be eliminating bonding gap then, and simultaneously around the combination base predecessor with this wide 1500mm of gas shielded arc welding prewelding * thick 220mm * long 6000mm; Combination base predecessor that then will this wide 1500mm * thick 220mm * long 6000mm erects and rotates, and around the combination base predecessor who adopts double wire hidden arc welding downhand welding this wide 1500mm * thick 220mm * long 6000mm, forms and makes up base, reaches to seal and have a higher-strength;
(2) drive pore and venthole respectively at the two ends at the combination base interface of wide 1500mm * thick 220mm * long 6000mm;
(3) air admission hole is linked to each other with source nitrogen, be provided with valve between air admission hole and source nitrogen, by the combination base interface inflated with nitrogen of air admission hole to wide 1500mm * thick 220mm * long 6000mm, replace the air in the combination base interface of wide 1500mm * thick 220mm * long 6000mm;
(4) shutoff venthole can adopt the mode of welding;
(5) continue inflated with nitrogen, extremely the combination base interfacial pressure of wide 1500mm * thick 220mm * long 6000mm reaches 1MPa, and pressurize under this pressure is with the welding quality of check side plate 4;
(6) after the assay was approved, the combination base of wide 1500mm * thick 220mm * long 6000mm is moved to by the power carrying roller be heated to 500 ℃ in the heating furnace;
(7) air admission hole is linked to each other with vavuum pump, vacuumize;
(8) establish a tracheae 51 that is communicated with the combination base interface of wide 1500mm * thick 220mm * long 6000mm at air inlet position, the opening end 511 of tracheae 51 is communicated with this combination base interface, on tracheae 51, heat away from the air admission hole position, make tracheae 51 auto-closings form blind end 512, avoided the vacuum effectiveness inefficacy, the blind end 512 of tracheae 51 stretches out side plate 4, the combination base interface of tracheae 51 sealing this wide 1500mm * thick 220mm * long 6000mm, when hot rolling, residual few portion gas can be squeezed in the tracheae 51 gradually along with the motion of the combination base of roll and this wide 1500mm * thick 220mm * long 6000mm between compound interface and the two-layer stainless steel interface, avoid residual gas to arrange interleaving agent 2 or oxidation compound interface, thereby guaranteed the composite plate bond quality.
Enter branch plate, test stage afterwards, finish the production of composite plate.
Embodiment two:
Be ready to through digging the carbon steel sheet of milling processing and end face processing, be ready to the corrosion resistant plate through grinding or polishing processing.
(1) at the side plate 4 of the peripheral point solid welding Fixed width 50mm * thick 60mm * long 9950mm of a wide 2200mm * thick 300mm * long 10000mm carbon steel sheet, then the corrosion resistant plate of a wide 2100mm * thick 30mm * long 9900mm is put into the cavity that this carbon steel sheet and side plate 4 form; Apply interleaving agent 2 at this corrosion resistant plate then; Put into the corrosion resistant plate of the wide 2100mm of another piece * thick 30mm * long 9900mm then; Stack the carbon steel sheet of the wide 2200mm of another piece * thick 300mm * long 10000mm then above side plate 4, the carbon steel sheet of the wide 2200mm of another piece * thick 300mm * long 10000mm and the combination base predecessor that side plate 4 forms wide 2200mm * thick 660mm * long 10000mm are fixed in spot welding; The combination base predecessor of this wide 2200mm of pressing * thick 660mm * long 10000mm to be eliminating bonding gap then, and simultaneously with the combination base of gas shielded arc welding prewelding this wide 2200mm * thick 660mm * long 10000mm predecessor all around; Combination base that then will this wide 2200mm * thick 660mm * long 10000mm erects and rotates, and with predecessor around the combination base that adopts double wire hidden arc welding downhand welding this wide 2200mm * thick 660mm * long 10000mm, forms and makes up base, reaches to seal and have a higher-strength;
(2) drive pore and venthole respectively at the two ends at the combination base interface of wide 2200mm * thick 660mm * long 10000mm;
(3) air admission hole is linked to each other with source nitrogen, be provided with valve between air admission hole and source nitrogen, by the combination base interface inflated with nitrogen of air admission hole to wide 2200mm * thick 660mm * long 10000mm, replace the air in the combination base interface of wide 2200mm * thick 660mm * long 10000mm;
(4) shutoff venthole can adopt the mode of welding;
(5) continue inflated with nitrogen, extremely the combination base interfacial pressure of wide 2200mm * thick 660mm * long 10000mm reaches 1MPa, and pressurize under this pressure is with the welding quality of check side plate 4;
(6) after the assay was approved, the combination base of wide 2200mm * thick 660mm * long 10000mm is moved to by the power carrying roller be heated to 500 ℃ in the heating furnace;
(7) air admission hole is linked to each other with vavuum pump, vacuumize;
(8) establish a tracheae 51 that is communicated with the combination base interface of wide 2200mm * thick 660mm * long 10000mm at air inlet position, the opening end 511 of tracheae 51 is communicated with this combination base interface, on tracheae 51, heat away from the air admission hole position, make tracheae 51 auto-closings form blind end 512, avoided the vacuum effectiveness inefficacy, the blind end 512 of tracheae 51 stretches out side plate 4, the combination base interface of tracheae 51 sealing this wide 2200mm * thick 660mm * long 10000mm, when hot rolling, residual few portion gas can be squeezed in the tracheae 51 gradually along with the motion of the combination base of roll and this wide 2200mm * thick 660mm * long 10000mm between compound interface and the two-layer stainless steel interface, avoid residual gas to arrange interleaving agent 2 or oxidation compound interface, thereby guaranteed the composite plate bond quality.
Enter branch plate, test stage afterwards, finish the production of composite plate.
The composite plate that adopts this processing step to produce improved machining accuracy, realized the batch process of different size, different-thickness composite plate; By the rolling pre-treatment of composite plate,, replaced the air in this combination base interface, thereby avoided in follow-up heating process to this combination base interface filling with inert gas by air admission hole simultaneously, oxidation takes place in this combination base interface; Simultaneously air inlet position establish one be communicated with this combination base interface deposit air bag 5, thereby when hot rolling, residual few portion gas can be squeezed into gradually along with the motion of roll and this combination base and deposit in the air bag 5 between compound interface and the two-layer stainless steel interface, avoid residual gas to arrange interleaving agent or oxidation compound interface, thereby guaranteed board quality.
The needed production equipment of technology of finishing this composite plate comprises for the composite plate slab on processing composite plate slab faying face surface processes special-purpose multifunctional building-block machine 6; The downstream of this composite plate slab processing special-purpose multifunctional building-block machine 6 is provided with the composite plate slab processing special horizontal dual-face milling machines 21 for parent metal plate both ends of the surface; The downstream of this composite plate slab processing special horizontal dual-face milling machines 21 is provided with for the composite plate pressing machine 31 of eliminating combination base predecessor joint close gap; The downstream of this composite plate pressing machine 31 is provided with for making up the rectangular slab upset welding mechanism 43 that welds formation combination base all around that base thousand is contained; The downstream of this rectangular slab upset welding mechanism 43 is provided with the pretreatment unit that the combination base is vacuumized filling with inert gas; The downstream of this pretreatment unit is provided with the heating furnace 62 for heating combination base, the downstream of this heating furnace 62 is provided with for making up the hot-rolling mill that base is rolled into two-layer composite plate, this hot-rolling mill downstream is provided with the board separator that separates for two-layer composite plate, and the downstream of this board separator is provided with the verifying attachment for check composite plate qualification rate.
As shown in Figure 2, this composite plate slab processing special-purpose multifunctional building-block machine 6 comprises first workbench 14 that is arranged at along the X-direction slip, these first workbench, 14 tops are provided with portal frame, this portal frame upper edge Y direction is slidingly fitted with slide carriage 18, these slide carriage 18 upper edge Z-directions are slidingly fitted with ram 17, this ram 17 is provided with the main cutting unit head that is driven by first power set, the both sides of this portal frame are respectively equipped with the side milling unit head 11 for processing workpiece side, this main cutting unit head comprises the main shaft 9 that vertical milling cutterhead 10 is installed, be provided with Y-axis guide rail 20 between this portal frame and the slide carriage 18, be provided with Z axis rail 8 between this ram 17 and the slide carriage 18, this main shaft 9, the surface of Y-axis guide rail 20 and Z axis rail 8 is equipped with friction coat, this friction coat be as: TS312 or TS316 friction coat.
The formation of this friction coat (being the technique for applying of TS312 or TS316 friction coat) needs through following technical process:
A, surface treatment: true qualities were seen in sandblast after oil meter face heating oil removing was arranged; Be subjected to the chemical mediator surfaces contaminated to need repeatedly to clean back oven dry, sandblast to seeing true qualities;
B, cleaning: the residue after careful clean surface dirt and the processing, up to no any dirt;
C, mixing: TS312 or TS316 are matched well glue according to the weight of 7:1 and stir, and in operating period, use up;
D, coating: first gluing a little, firmly press down and smear repeatedly, make contact surface soak into glue fully, it is filled up and deaeration, be coated with remaining glue then, reserve allowance;
E, curing: assembling is come into operation after solidifying; If will reach best high-temperature resistant result, must carry out heating cure.
As shown in Figure 3, end near first workbench 14 on this main shaft 9 is equipped with vertical milling cutterhead 10, side away from first workbench 14 on this vertical milling cutterhead 10 is provided with oil storage tank 19, this main shaft 9 passes oil storage tank 19 and stretches out vertical milling cutterhead 10, be provided with the oil suction element in this oil storage tank 19, this oil suction element is preferably sponge 12, and the end that this main shaft 9 stretches out vertical milling cutterhead 10 is provided with swab case 15, and the lower end of the lower end of this Y-axis guide rail 20 and ram 17 is equipped with swab case 15.
The side milling cutterhead that this side milling unit head 11 is installed is oppositely arranged, the coaxial setting of the centre of gyration of both sides facing cutter, the distance of the line of the both sides facing cutter centre of gyration and main shaft 9 axis is greater than side milling cutter radius and vertical milling cutterhead 10 radius sums, equal annular array is furnished with at least four milling heads 13 on this vertical milling cutterhead 10 and the side milling cutterhead, the quantity of milling head 13 is preferably four to ten, is equipped with a milling cutter mounting groove 16(between adjacent two milling heads 13 referring to Fig. 4).
Also bistrique or planer head can be installed on this slide carriage 18, carry out grinding or planing.
In actual applications, this workpiece 7 is close to gantry direction gradually from an end of first workbench 14, when workpiece 7 moves to the below of vertical milling cutterhead 10, at first enter processing stations to the plane processing of workpiece 7, movement along with workpiece 7, gradually near side formula cutterhead, then the side formula cutterhead of first workbench, 14 both sides enters processing stations, when the side is machined to workpiece 7 terminals, side formula cutterhead is return original position, vertical milling cutterhead 10 continues workpiece 7 is processed, until processing plane on the workpiece 7 along cutter spacing of Y-axis operation.Realized that the side formula cutterhead of the vertical milling cutterhead 10 of processing plane and processing side is not on same plane, thereby at the same time when the plane of workpiece 10 and side, the vertical milling cutterhead 10 of running and side formula cutterhead are independent of each other and can be worked into the bight of workpiece, realize processing fully, processing effect is good, the working (machining) efficiency height; Simultaneously owing to be equipped with eight to 20 milling cutter mounting grooves 16 that milling head 13 is installed on side formula cutterhead and the vertical milling cutterhead 10, wherein half milling cutter mounting groove 16 stays to standby, realized effectively processing fast the purpose of workpiece 7, solved and workpiece 7 is added the man-hour cutterhead be provided with some milling cutter mounting grooves 16 and milling head 13 all is installed, it is too near that milling head 13 leans on, thereby cause heat to can not get distributing, iron filings can not get timely eliminating, and the machined surface hardness of workpiece 1 is improved, cause milling head 13 passivation, the difficulty of processing increases, and causes milling speed to reduce, and has influenced the problem in 7 service lifes of milling head simultaneously.
In the process of this processing, because Z axis rail 8, the surface of main shaft 9 and Y-axis guide rail 20 is equipped with friction coat, the end that while vertical milling cutterhead 10 is provided with oil storage tank 19 and main shaft 9 is provided with swab case 15, thereby under the situation of less amount of lubrication oil, just can reach the finished surface that works long hours with workpiece 7 and not have oil stain, requirement such as pollution-free grade, guarantee the quality of workpiece 7, effectively reduced percent defective, the fluid that main shaft 9 is lubricated and lowers the temperature simultaneously, to flow to oil storage tank 19 along main shaft 9 if any leaking, the machined surface that has further guaranteed workpiece 7 does not have oil contamination, has effectively improved the factor of merit of workpiece 7 and has saved the energy.
Shown in Fig. 5 and Fig. 6 are common, this composite plate slab processing special horizontal dual-face milling machines 21 comprises second workbench 28, the two ends of this second workbench 28 are separately installed with fixed bed body 22 and moving bed body 25, this fixed bed body 22 and moving bed body 25 are equipped with slip crate 29 and carriage box 27, this slip crate 29 is installed on the carriage box 27 and slides thereon, this slip crate 29 is equipped with face cutter 23, and this moving bed body 25 is in 28 movements of second workbench and towards fixed bed body 22; Second workbench 28 near moving bed body 25 is provided with the locating hole that some composition row are arranged, this locating hole is with suitable for the locating piece 26 that limits moving bed body 25 positions; Also be provided with several on this second workbench 28 and be used for the hydraulic pressure positioner (quoting the 201220074260.X patent of the said firm) of location large flat fast, this hydraulic pressure positioner be distributed between fixed bed body 22 and the moving bed body 25 and be distributed in second workbench 28 around, this hydraulic pressure location assembling device is preferably hydraulic jack 24.
In concrete the application, workpiece 7 is moved on second workbench 28 of this composite plate slab processing special horizontal dual-face milling machines 21, rely on second workbench 28,24 pairs of workpieces of hydraulic jack 7 on every side to carry out quick clamping and positioning, moving bed body 25 is moved to the appropriate location of second workbench 28 according to the specification of workpiece 7, and position by 26 pairs of moving bed bodies 25 of locating piece, after having good positioning, open the power set of drive end face milling cutters 23 on fixed bed body 22 and moving bed body 25 slip crates 29, two ends to workpiece 7 process simultaneously, guaranteed the depth of parallelism of processing back workpiece 7, realized simultaneously the two ends of workpiece 7 are processed, improved working (machining) efficiency, cut down finished cost, realized the processing of different specification size workpiece 7 simultaneously, improved range of application.
Shown in Fig. 7 and Fig. 8 are common, this composite plate pressing machine 31 comprises first frame 32, be rotatablely equipped with the drive roll 34 that is driven by second power set 33 on this first frame 32, these second power set 33 comprise cycloidal planetary gear speed reducer, and cycloidal planetary gear speed reducer not only cost is low, and ratio coverage is big, be convenient to regulate the rotating speed of drive roll 34, certain second power set 33 also can be gearmotor, and those skilled in the art can set up on their own as the case may be, do not repeat them here; The both sides of first frame 32 all are installed with first guide rail 35 that is oppositely arranged, all be slidingly fitted with first slide block 36 on two first guide rails 35, be rotatablely equipped with pressure roller 37 on two first slide blocks 36, pressure roller 37 and drive roll 34 be oppositely arranged and pressure roller 37 and drive roll 34 between form the pressing gap, two first slide blocks 36 operate steadily at first guide rail 35 respectively, thereby pressure roller 37 is moved steadily, prolonged the service life of each parts; Each first slide block 36 links to each other with second hydraulic cylinder 39 with first hydraulic cylinder 38 respectively, the cylinder body of first hydraulic cylinder 38 and second hydraulic cylinder 39 all is fixedly connected on first frame 32, the piston rod of first hydraulic cylinder 38 and second hydraulic cylinder 39 is fixedlyed connected each first slide block 36 respectively, first hydraulic cylinder 38 all is used for keeping the pressure circuit of first hydraulic cylinder 38 and second hydraulic cylinder, 39 constant pressures to link to each other with one with second hydraulic cylinder 39, those skilled in the art can set up pressure circuit as the case may be on their own, control the oil inlet quantity of first hydraulic cylinder 38 and second hydraulic cylinder 39 respectively by pressure circuit, thereby guarantee the constant pressure of first hydraulic cylinder 38 and second hydraulic cylinder 39, do not repeat them here.
As shown in Figure 7, be rotatablely equipped with on each first slide block 36 for keeping first hydraulic cylinder 38, first gear 40 and second gear consistent with second hydraulic cylinder, 39 strokes, first gear 40 and second gear are meshed with first tooth bar 14 and second tooth bar on being fixedly mounted on first frame 32, first tooth bar 41 and second tooth bar are separately positioned on a side of each first guide rail 35 and parallel with each first guide rail 4, when first hydraulic cylinder 38 and second hydraulic cylinder, 39 drive pressure rollers 37 move, pressure roller 37 two ends stroke unanimities, thereby guaranteed that further composite plate blanks is stressed evenly, guaranteed to eliminate the gap in the composite plate blanks hot rolling interface; Be convenient to simultaneously on the extruding point of drive roll 34 and pressure roller 37, with gas shielded arc welding prewelding be carried out in composite plate blanks both sides and end, be conducive to around the following adopted submerged-arc welding welding composite plate blanks hot rolling interface.
In order to prevent that excessive causing of composite plate blanks weight only is difficult to make composite plate blanks to enter the pressing gap by the drive roll 34 that is driven by second power set 33 and the power carrying roller 42 that is arranged on pressing machine upstream, pressure roller 37 is connected with power set by clutch, by relatively rotating of drive roll 34 and pressure roller 37, drive composite plate blanks by the pressing gap, power set can adopt the setting identical with above-mentioned second power set 2, do not repeat them here.
Shown in Fig. 9, Figure 10 and Figure 11 are common, this rectangular slab upset welding mechanism 43 comprises second frame 44, be fixedly connected with a trip shaft 45 on this second frame 44, be rotatablely equipped with the flip cover 48 that is driven by the 3rd power set 46 on this trip shaft 45, the 3rd power set 46 comprise rotating hydraulic cylinder 47, the cylinder body of this rotating hydraulic cylinder 47 is hinged on second frame 44, the fixedly connected flip cover 48 of the piston rod of this rotating hydraulic cylinder 47, certain the 3rd power set 46 also can be set to leading screw, and those skilled in the art can set up on their own according to actual conditions;
Be rotatablely equipped with the rotating shaft 52 that is driven by the 4th power set 49 in the flip cover 48, this rotating shaft 52 and trip shaft 45 vertical settings, the fixedly connected clamping platform 53 that is useful on the tight rectangular slab of locating clip in the end of this rotating shaft 52; The 4th power set 49 comprise the Worm and worm-wheel gearing that hydraulic motor 50 drives, the end that the worm gear 21 fixedly connected rotating shafts 52 of Worm and worm-wheel gearing and clamping platform 53 are relative.
Shown in Figure 10 and Figure 12 are common, this clamping platform 53 comprises the base 54 that connects rotating shaft 52, be slidingly fitted with several on this base 54 and be respectively applied to the long limit of clamp rectangular slab and the clamp 55 of minor face, clamp long limit clamp 55 at least one, preferably a plurality of, can select according to the length on the long limit of rectangular slab, avoid the rectangular slab run-off the straight, influence the effect of downhand welding, each clamp 55 all connects one the 5th power set 58, the 5th power set 58 comprise clamping hydraulic cylinder 59, the cylinder body of this clamping hydraulic cylinder 59 is fixedly connected on the base 54, the fixedly connected clamp 55 of the piston rod of this clamping hydraulic cylinder 59, certain the 5th power set 58 also can be set to leading screw, and those skilled in the art can set up on their own according to actual conditions;
This clamp 55 comprises for the location division 57 of supporting the rectangular slab bottom surface, be slidingly fitted with the clamping section 56 that is driven by the 6th power set 60 on this location division 57, the 6th power set 60 comprise hydraulic cylinder 61, the cylinder body of this hydraulic cylinder 61 is fixedly connected on the location division 57, the fixedly connected clamping section 56 of the piston rod of this hydraulic cylinder 61, certain the 6th power set 60 also can be set to leading screw, and those skilled in the art can set up on their own according to actual conditions;
Under the driving of the 5th power set 58, this clamp 55 is the clamp rectangular slab fast, improved production efficiency greatly, simultaneously when the welding rectangular slab, being positioned at the rectangular slab end face this moment is unclamped by the clamp 55 that the 5th power set 58 drive, make a concession welding gun, can make the combination interface welding fully all around of rectangular slab, prevent clamp 55 and welding gun interference.Several clamps 55 arrange in pairs and are symmetrically distributed, and make rectangular slab stressed evenly, when preventing clamp 55 clamp rectangular slabs, because discontinuity causes rectangular slab run-off the straight when erecting.
Shown in Figure 12 and Figure 13 are common, in order to increase security performance, prevent that rectangular slab from erecting the loosening security incident that causes in back or the rotary course, is arranged on below ground with a part that clamps the rotational trajectory of platform 53;
In order further to enhance productivity, the rectangular slab switching mechanism is provided with two, namely is provided with double, can weld simultaneously two rectangular slab simultaneously, and a plurality of stations can certainly be set as required simultaneously.
In actual applications, after winching to rectangular slab on the clamping platform 53 by crane, this clamp 55 is quick clamp rectangular slab under the driving of the 5th power set 58 respectively, the 3rd power set 46 drive flip cover 48 around trip shaft 45 half-twists then, this flip cover 45 drives clamping platform 53 and rectangular slab is overturn 90 °, namely this moment, rectangular slab erected, be positioned at the rectangular slab end face then and unclamped by the clamp 55 that the 5th power set 58 drive, adopt submerged-arc welding welding rectangular slab weld seam; After welding finishes, being positioned at the rectangular slab end face is clamped by the clamp 55 that the 5th power set 58 drive, the 4th power set 49 drive rotating shaft 52 half-twist successively then, this rotating shaft 52 drives and clamps platforms 53 and rectangular slab half-twist successively in vertical plane, make other sides of rectangular slab up, repeat welding sequence, make combination interface all welding all around of rectangular slab.
This pretreatment unit comprises and is arranged on the tracheae that combination base two ends are equipped with and vavuum pump and the inert gas jar that is communicated with air in the displacement combination base respectively, be equipped with on two tracheaes and add the described tracheae of heat-seal and form the described heating locking device of depositing air bag 5, this heating locking device comprises the firing equipment of stove pipe, the external force application of force is passed through to tracheae heating place in the heating back, allow tracheae disconnect and sealing, air bag 5 is deposited in the tracheae formation that is connected on the combination base.Adopt this device, realized influencing in the combination base air displacement of parent metal plate and the combination of coating metallic plate, further guaranteed yield rate and the factor of merit of composite plate.
As Figure 14, Figure 15, shown in Figure 16 and Figure 17 are common, this heating furnace 62 comprises body of heater 63, this body of heater 63 comprises corrosion resistant plate, rock wool and refractory brick, corrosion resistant plate is located at the outside, refractory brick is located at the inboard, be provided with rock wool between corrosion resistant plate and the refractory brick, this body of heater 63 is provided with charging aperture 64 and discharging opening 65, this body of heater 63 is slidingly mounted on the furnace body support 68 by elevating mechanism 66, this elevating mechanism 66 comprises lifting hydraulic cylinder 67, the cylinder body of this lifting hydraulic cylinder 67 is fixedly connected on the furnace body support 68, the fixedly connected body of heater 63 of the piston rod of this lifting hydraulic cylinder 67, elevating mechanism 66 also can be selected screw-nut body for use certainly, can realize, those skilled in the art can select for use according to actual conditions, do not repeat them here;
Be provided with furnace bottom 69 in this body of heater 63, be provided with seal 72 between this furnace bottom 69 and the body of heater 63, these furnace bottom 69 bottoms are provided with roller 70, and this roller 70 is installed on second guide rail 71, and this roller 70 can drive furnace bottom 69 and shift out along second guide rail 71, are convenient to maintenance and installation;
This furnace bottom 69 is provided with the conveying roller 73 that is driven by the 7th power set, be equipped with the fire door 77 that is driven by the 8th power set 75 on the body of heater 63 at charging aperture 64 and discharging opening 65 places, the 8th power set 75 comprise the 3rd hydraulic cylinder 76, the cylinder body of the 3rd hydraulic cylinder 76 is installed on the body of heater 63, the piston rod of the 3rd hydraulic cylinder 76 connects fire door 77, thereby when 76 oil-feeds of the 3rd hydraulic cylinder, can drive fire door 77 opens, when 76 unloadings of the 3rd hydraulic cylinder, but fire door 77 quick closedowns, further reduce the thermal loss in the stove, and realized the unpowered fire door 77 of closing;
This charging aperture 64 and discharging opening 65 1 sides are equipped with the feeding roller 74 that is driven by the 9th power set, under the cooperation of conveying roller 73 and feeding roller 74, composite plate can be moved to or shifts out heating furnace, the 7th power set and the 9th power set comprise motor-driven sprocket wheel link chain mechanism or motor-driven tape handler;
This fire door 77 is provided with the hold-down mechanism 78 that body of heater 63 and fire door 77 are closely offseted, these hold-down mechanism 78 optional electricity consumption magnetic close or hydraulic pressure, pneumaticly all can, body of heater 63 and fire door 77 are closely offseted, and these fire door 77 sealings are better, further reduced the loss of furnace heat.
Adopt this heating furnace 62, because heating furnace comprises body of heater 63, this body of heater 63 is slidingly mounted on the furnace body support 68 by elevating mechanism 66, thereby body of heater 63 can be elevated to suitable position according to the thickness of composite plate under the driving of elevating mechanism 66, reduced the clearance spaces in the stove, not only energy-saving and emission-reduction, and shortened heat time heating time of composite plate greatly, efficiency of heating surface height; Because be equipped with the fire door 77 that is driven by the 8th power set 75 on the body of heater 62 at charging aperture 64 and discharging opening 65 places, thereby fire door 77 opening and closing fast under the driving of the 8th power set 75, the heat exhaustion in the stove is little.
This hot-rolling mill is used hot-rolling mill of present stage, and those skilled in the art can realize, do not add to give unnecessary details at this; This hot-rolling mill is when hot rolling, and every time amount of rolling is 1/4 thickness of slab.Thereby by identical amount of rolling, guarantee the smithcraft performance of composite plate, and then guaranteed the serviceability of composite plate.
This board separator comprises the shear gauge that will make up the cutter of base band edge panel edges excision and the shovel head that two composite plates are separated and composite plate is divided into regulatory specifications.
This verifying attachment is verifying attachment used in the prior art, and those skilled in the art can realize, do not add to give unnecessary details at this.
In sum, by the above-mentioned production equipment that is applied in this composite board processing technique, realized quick streamlined operation, connection and reasonable arrangement has improved production efficiency and the yield rate of composite plate, has guaranteed the precision of product simultaneously.
The production technology of the composite plate that the embodiment of the invention provides comprises successively the following steps of implementing: faying face Surface Machining, end face processing, pressing, assembly, vacuumize filling with inert gas, heating, hot rolling system and check.Adopt the production technology of this composite plate, improved machining accuracy, realized the batch process of different size, different-thickness composite plate; Simultaneously by rolling pre-treatment, replaced the air in the combination base interface, avoided in follow-up heating process, oxidation takes place in combination base interface, by depositing air bag few portion gas residual between compound interface and the two-layer stainless steel interface can be deposited in the air bag along with roll be squeezed into gradually with the motion of making up base simultaneously, avoided residual gas to arrange interleaving agent or oxidation compound interface, and then guaranteed that the quality of composite plate improves.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. the production technology of composite plate is characterized in that, comprises the following steps of implementing successively:
(1) faying face Surface Machining: the upper surface of parent metal plate and two sides are carried out milling or polishing processing, the upper surface of plied timber plate is carried out grinding or polishing processing;
(2) end face processing: described parent metal plate both ends of the surface are processed;
(3) pressing: first a parent metal plate that will stack successively, first plied timber plate that is coated with interleaving agent, second plied timber plate and second parent metal plate form pressing behind the combination base predecessor with spot welding, are used for eliminating the joint close gap;
(4) assembly: the described combination base predecessor welding all around after the pressing is formed the combination base;
(5) vacuumize filling with inert gas: the two ends at described combination base interface are driven pore and venthole respectively into, to described combination base interface filling with inert gas, replace the air in the described combination base interface, the described venthole of shutoff by described air admission hole;
Continue filling with inert gas, pressurize under the constant pressure;
With described combination base heating;
Described air admission hole is linked to each other with vavuum pump, vacuumize;
Described air inlet position establish one be communicated with described combination base interface deposit air bag, the described described combination base of the air sac sealing interface of depositing;
(6) heating: described combination base was heated to 500 degrees centigrade in 30 minutes;
(7) hot rolling system: the described combination base after will heating is rolled into the semi-finished product composite plate, and this semi-finished product composite plate comprises semi-finished product composite plate steel plate or semi-finished product composite plate steel ring, and during hot rolling, every time amount of rolling is 1/4 thickness of slab;
(8) divide plate:, and separate from two described corrosion resistant plate joints described semi-finished product composite plate steel plate or described semi-finished product composite plate steel ring margins of excision;
(9) check.
2. the production technology of composite plate according to claim 1, it is characterized in that, in step (3), peripheral point solid welding deckle edge board at described first a parent metal plate, then described first a plied timber plate is put into the cavity that the described first parent metal plate and side plate form, the height of the described first plied timber plate is half of described side plate height; Apply interleaving agent at described first plied timber then; Put into described second plied timber then; Stack described second a parent metal plate then above described side plate, described second a parent metal plate is fixed in spot welding and described side plate forms described combination base; The described combination base of pressing then, and use simultaneously around the described combination base of gas shielded arc welding prewelding; Then described combination base is erected and rotate, around the described combination base of double wire hidden arc welding downhand welding.
3. the production technology of composite plate according to claim 2, it is characterized in that in step (5), the described air bag of depositing comprises that an end seals the uncovered tracheae of an end, the opening end of described tracheae is communicated with described combination base interface, and the blind end of described tracheae stretches out described side plate; On described tracheae, heat away from described air admission hole position, make described tracheae auto-closing form described blind end.
4. realize the production equipment of the composite plate that the production technology of described composite plate is used, it is characterized in that, comprise the composite plate slab processing special-purpose multifunctional building-block machine for processing composite plate slab faying face surface; The downstream of described composite plate slab processing special-purpose multifunctional building-block machine is provided with the composite plate slab processing special horizontal dual-face milling machines for the described parent metal plate both ends of the surface of processing; The downstream of described composite plate slab processing special horizontal dual-face milling machines is provided with the composite plate pressing machine for the described combination base of elimination predecessor joint close gap; The downstream of described composite plate pressing machine is provided with for the rectangular slab upset welding mechanism that welding around the described combination base predecessor is formed the combination base; The downstream of described rectangular slab upset welding mechanism is provided with the pretreatment unit that described combination base is vacuumized filling with inert gas; Described pretreatment unit downstream is provided with the heating furnace for the described combination base of heating, described heating furnace downstream is provided with for the hot-rolling mill that described combination base is rolled into two-layer composite plate, described hot-rolling mill downstream is provided with the board separator that separates for described two-layer composite plate, and the downstream of described board separator is provided with the verifying attachment for the described composite plate qualification rate of check.
5. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described composite plate slab processing special-purpose multifunctional building-block machine, comprise and be arranged at first workbench that slides along X-direction, described first workbench top is provided with portal frame, described portal frame upper edge Y direction is slidingly fitted with slide carriage, described slide carriage upper edge Z-direction is slidingly fitted with ram, described ram is provided with the main cutting unit head that is driven by first power set, the both sides of described portal frame are respectively equipped with the side milling unit head for processing workpiece side, described main cutting unit head comprises the main shaft that the vertical milling cutterhead is installed, be provided with the Y-axis guide rail between described portal frame and the described slide carriage, be provided with the Z axis rail between described ram and the described slide carriage, described main shaft, the surface of described Y-axis guide rail and described Z axis rail is equipped with friction coat; Side away from described first workbench on the described vertical milling cutterhead is provided with oil storage tank, and described main shaft passes described oil storage tank and stretches out described vertical milling cutterhead, is provided with the oil suction element in the described oil storage tank; The center of gravity line of described side milling unit head and the distance of described main-shaft axis are greater than side milling cutter radius and described vertical milling cutter radius sum; Uniform array is furnished with at least four milling heads on described vertical milling cutterhead and the described side milling cutterhead, is equipped with a milling cutter mounting groove between the adjacent two described milling heads.
6. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described composite plate slab processing special horizontal dual-face milling machines, comprise second workbench, one end of described second workbench is provided with the fixed bed body, an end relative with described fixed bed body on described second workbench is slidingly fitted with the moving bed body, the moving direction of described moving bed body is towards described fixed bed body, be equipped with carriage box on described fixed bed body and the described moving bed body, described carriage box is provided with the slip crate for the installation end face milling cutters; Be provided with between described second workbench and the described moving bed body for the locating piece that limits described moving bed body position; Described second workbench is provided with several and is used for the hydraulic pressure positioner of location large flat fast, and several described hydraulic pressure positioners are arranged between described fixed bed body and the described moving bed body and are distributed on described second workbench.
7. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described composite plate pressing machine, comprise first frame, be rotatablely equipped with the drive roll that is driven by second power set on described first frame, be slidingly fitted with two slide blocks that are oppositely arranged on described first frame, be rotatablely equipped with a pressure roller on the two described slide blocks, described pressure roller and drive roll be oppositely arranged and described pressure roller and drive roll between form the pressing gap, each described slide block all links to each other with a hydraulic cylinder, and each described hydraulic cylinder and is used for keeping described cylinder pressure constant compression force loop to link to each other; Be installed with first guide rail on described first frame, described slide block is slidingly mounted on described first guide rail; All be rotatablely equipped with on the described slide block for the gear that keeps two described hydraulic cylinder travel unanimities, described gear is meshed with tooth bar on being fixedly mounted on described first frame, and described tooth bar is arranged on a side of described first guide rail and parallel with described first guide rail.
8. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described rectangular slab upset welding mechanism, comprise second frame, be fixedly connected with a trip shaft on described second frame, be rotatablely equipped with the flip cover that is driven by the 3rd power set on the described trip shaft, be rotatablely equipped with the rotating shaft that is driven by the 4th power set in the described flip cover, described rotating shaft arranges with described trip shaft is vertical, the fixedly connected clamping platform that is useful on the tight described rectangular slab of locating clip in the end of described rotating shaft; Described the 4th power set comprise the Worm and worm-wheel gearing of fluid motor-driven, the end that the fixedly connected described rotating shaft of the worm gear of described Worm and worm-wheel gearing is relative with described clamping platform; Described clamping platform comprises the base that connects described rotating shaft, is slidingly fitted with several on the described base and is respectively applied to clamp the long limit of described rectangular slab and the clamp of minor face, and each described clamp all connects one the 5th power set; Described clamp comprises for the location division of supporting described rectangular slab bottom surface, is slidingly fitted with the clamping section that is driven by the 6th power set on the described location division.
9. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described pretreatment unit comprises vavuum pump and the inert gas jar that is arranged on the tracheae that described combination base two ends are equipped with and is communicated with air in the described combination base of displacement respectively, is equipped with on the two described tracheaes to add the described tracheae of heat-seal and form the described heating locking device of depositing air bag.
10. the production equipment of the used composite plate of the production technology of the described composite plate of realization according to claim 4, it is characterized in that, described heating furnace comprises body of heater, and described body of heater is provided with charging aperture and discharging opening, and described body of heater is slidingly mounted on the furnace body support by elevating mechanism; Be provided with furnace bottom in the described body of heater, be provided with seal between described furnace bottom and the body of heater, described furnace bottom is provided with the conveying roller that is driven by the 7th power set; Be equipped with the fire door that is driven by the 8th power set on the body of heater at described charging aperture and discharging opening place; Described fire door is provided with the hold-down mechanism that described body of heater and fire door are closely offseted; Described furnace bottom bottom is provided with roller, and described roller is installed on second guide rail; Described body of heater charging aperture and discharging opening one side are equipped with the feeding roller that is driven by the 8th power set.
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CN103878176A (en) * 2014-03-12 2014-06-25 森港机械刀片有限公司 Method for compositing tool steel and stainless steel through vacuum hot rolling
CN104014997A (en) * 2014-06-11 2014-09-03 河北钢铁股份有限公司 Manufacturing method for stainless steel composite boards
CN104138920A (en) * 2014-06-26 2014-11-12 济钢集团有限公司 Method for manufacturing rolled metal composite plate with pipeline steel as base material
CN104400358A (en) * 2014-11-24 2015-03-11 马鞍山市恒利达机械刀片有限公司 Machining method of mechanical quick-changing aluminum ingot dual-milling combined tool apron
CN104405073A (en) * 2014-11-27 2015-03-11 佛山市南海耀达建材有限公司 Production line and production method for steel structure plates
CN104439983A (en) * 2014-12-15 2015-03-25 中国第一重型机械股份公司 Ocean platform leg rack board manufacture method
CN104759842A (en) * 2015-03-13 2015-07-08 李向民 Production method for stainless steel two-sided composite board, roll
CN105127199A (en) * 2015-10-09 2015-12-09 中国第一重型机械股份公司 Process technical method for hot rolling combining of steel plate through symmetrical outer cladding and rolling control as well as cold control
CN105215633A (en) * 2015-09-19 2016-01-06 云南昆钢新型复合材料开发有限公司 A kind of preparation method of wearing composite material carrying roller
CN105290424A (en) * 2015-11-23 2016-02-03 江苏戴密谱精密设备有限公司 Lathe used for removing surface oxidation scale layer of lining bar
CN105772507A (en) * 2016-03-25 2016-07-20 首钢总公司 Carbon steel and duplex stainless steel composite steel plate and production method thereof
CN105921674A (en) * 2016-05-25 2016-09-07 大连交通大学 Rolling/forging method for producing bimetallic composite turnout sliding bed bedplate
CN106624610A (en) * 2016-02-04 2017-05-10 太原科技大学 Manufacturing method for stainless steel composite plates with spread edges being easily welded
CN106808212A (en) * 2017-03-02 2017-06-09 番禺珠江钢管(连云港)有限公司 A kind of dissimilar metal lamination is combined into set assembly equipment and combination blank technology
CN107396551A (en) * 2017-07-28 2017-11-24 贵州鑫阳科技股份有限公司 Equipment for controlling slab to process
CN108453510A (en) * 2018-03-30 2018-08-28 鞍钢股份有限公司 A kind of low-cost high-efficiency assembly production method of composite plate
CN109128714A (en) * 2018-10-13 2019-01-04 山东盛阳金属科技股份有限公司 A kind of Stainless Steel-Carbon Steel Clad Sheet hot continuous rolling large-scale preparation method
CN109249183A (en) * 2017-07-13 2019-01-22 鞍钢股份有限公司 A kind of titanium steel clad steel plate production method
CN109551836A (en) * 2019-01-04 2019-04-02 南京佑天金属科技有限公司 A kind of niobium steel composite board and preparation method thereof
CN110757165A (en) * 2019-10-30 2020-02-07 赣州逸豪新材料股份有限公司 High-heat-conductivity aluminum substrate pressing, shearing and trimming integrated production line
CN111185728A (en) * 2020-01-21 2020-05-22 鞍钢股份有限公司 Low-cost and efficient composite blank assembly process method
CN111283387A (en) * 2020-03-06 2020-06-16 东莞市新凯科技有限公司 Manufacturing process and manufacturing equipment of carbon structure composite steel plate

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CN103537881A (en) * 2013-09-30 2014-01-29 中国航空工业集团公司北京航空材料研究院 Method for preparing alclad on surface of aluminum lithium alloy plate
CN103537881B (en) * 2013-09-30 2016-06-22 中国航空工业集团公司北京航空材料研究院 A kind of preparation method of alclad on surface of aluminum lithium alloy plate
CN103878176A (en) * 2014-03-12 2014-06-25 森港机械刀片有限公司 Method for compositing tool steel and stainless steel through vacuum hot rolling
CN104014997A (en) * 2014-06-11 2014-09-03 河北钢铁股份有限公司 Manufacturing method for stainless steel composite boards
CN104138920A (en) * 2014-06-26 2014-11-12 济钢集团有限公司 Method for manufacturing rolled metal composite plate with pipeline steel as base material
CN104138920B (en) * 2014-06-26 2017-02-22 济钢集团有限公司 Method for manufacturing rolled metal composite plate with pipeline steel as base material
CN104400358A (en) * 2014-11-24 2015-03-11 马鞍山市恒利达机械刀片有限公司 Machining method of mechanical quick-changing aluminum ingot dual-milling combined tool apron
CN104405073A (en) * 2014-11-27 2015-03-11 佛山市南海耀达建材有限公司 Production line and production method for steel structure plates
CN104439983A (en) * 2014-12-15 2015-03-25 中国第一重型机械股份公司 Ocean platform leg rack board manufacture method
CN104759842A (en) * 2015-03-13 2015-07-08 李向民 Production method for stainless steel two-sided composite board, roll
CN105215633A (en) * 2015-09-19 2016-01-06 云南昆钢新型复合材料开发有限公司 A kind of preparation method of wearing composite material carrying roller
CN105127199A (en) * 2015-10-09 2015-12-09 中国第一重型机械股份公司 Process technical method for hot rolling combining of steel plate through symmetrical outer cladding and rolling control as well as cold control
CN105290424A (en) * 2015-11-23 2016-02-03 江苏戴密谱精密设备有限公司 Lathe used for removing surface oxidation scale layer of lining bar
CN106624610A (en) * 2016-02-04 2017-05-10 太原科技大学 Manufacturing method for stainless steel composite plates with spread edges being easily welded
CN105772507A (en) * 2016-03-25 2016-07-20 首钢总公司 Carbon steel and duplex stainless steel composite steel plate and production method thereof
CN105921674A (en) * 2016-05-25 2016-09-07 大连交通大学 Rolling/forging method for producing bimetallic composite turnout sliding bed bedplate
CN106808212A (en) * 2017-03-02 2017-06-09 番禺珠江钢管(连云港)有限公司 A kind of dissimilar metal lamination is combined into set assembly equipment and combination blank technology
CN109249183A (en) * 2017-07-13 2019-01-22 鞍钢股份有限公司 A kind of titanium steel clad steel plate production method
CN109249183B (en) * 2017-07-13 2020-09-29 鞍钢股份有限公司 Production method of titanium steel composite steel plate
CN107396551A (en) * 2017-07-28 2017-11-24 贵州鑫阳科技股份有限公司 Equipment for controlling slab to process
CN107396551B (en) * 2017-07-28 2019-04-30 贵州鑫阳科技股份有限公司 Equipment for controlling slab processing
CN108453510A (en) * 2018-03-30 2018-08-28 鞍钢股份有限公司 A kind of low-cost high-efficiency assembly production method of composite plate
CN108453510B (en) * 2018-03-30 2019-12-13 鞍钢股份有限公司 Low-cost efficient assembly production method of composite board
CN109128714B (en) * 2018-10-13 2020-04-10 山东盛阳金属科技股份有限公司 Hot continuous rolling large-scale preparation method of stainless steel-carbon steel composite plate
CN109128714A (en) * 2018-10-13 2019-01-04 山东盛阳金属科技股份有限公司 A kind of Stainless Steel-Carbon Steel Clad Sheet hot continuous rolling large-scale preparation method
CN109551836A (en) * 2019-01-04 2019-04-02 南京佑天金属科技有限公司 A kind of niobium steel composite board and preparation method thereof
CN110757165A (en) * 2019-10-30 2020-02-07 赣州逸豪新材料股份有限公司 High-heat-conductivity aluminum substrate pressing, shearing and trimming integrated production line
CN110757165B (en) * 2019-10-30 2021-04-16 赣州逸豪新材料股份有限公司 High-heat-conductivity aluminum substrate pressing, shearing and trimming integrated production line
CN111185728A (en) * 2020-01-21 2020-05-22 鞍钢股份有限公司 Low-cost and efficient composite blank assembly process method
CN111283387A (en) * 2020-03-06 2020-06-16 东莞市新凯科技有限公司 Manufacturing process and manufacturing equipment of carbon structure composite steel plate

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Effective date of registration: 20161028

Address after: 261041 hi tech Industrial Development Zone, Weifang, Shandong, Gaomi City Province, Xianghe North Road, two East

Patentee after: Shandong Yasheng Steel Co.

Address before: 261500 Weifang, Shandong, Gaomi City Yi An Avenue, No. 4399

Patentee before: Shandong Yasheng Heavy Industry Co., Ltd.