CN214926010U - Organic-inorganic composite material preparation system - Google Patents
Organic-inorganic composite material preparation system Download PDFInfo
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- CN214926010U CN214926010U CN202120845145.7U CN202120845145U CN214926010U CN 214926010 U CN214926010 U CN 214926010U CN 202120845145 U CN202120845145 U CN 202120845145U CN 214926010 U CN214926010 U CN 214926010U
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Abstract
The utility model provides an organic-inorganic combined material preparation system belongs to combined material preparation technical field. The utility model provides an organic-inorganic combined material preparation system, including inorganic material feeder, organic material feeder, pre-heater (13), stirring formula thermoplasticization machine (14), piston extrusion device, online hot tectorial membrane device and cooling setting device. The utility model discloses a stirring formula plastify machine (14) replace traditional screw rod extrusion equipment, mainly rely on the electrical heating can realize the material plastify, solved traditional screw rod high pressure and extruded the plastify and cause the screw rod wearing and tearing problem, can realize that the inorganic material of large volume of mixing prepares organic-inorganic combined material, reduction in production cost improves production efficiency. The utility model discloses a stirring formula plastify machine (14) and piston extrusion device off-line compound mode have reduced production system's fault rate, reduce the waste product production rate, easily realize industry large-scale production.
Description
Technical Field
The utility model relates to a combined material prepares technical field, especially relates to an organic-inorganic combined material preparation system.
Background
The industrial solid waste amount in China is large and wide, and the industrial solid waste accumulated in large amount not only occupies land, but also pollutes the environment, so that the development and utilization are urgently needed. Most of the existing industrial solid waste utilization technologies are concentrated in the fields of cement, brick making and civil engineering, the added value of products is low, and long-distance transportation and large-scale popularization are difficult. The organic-inorganic composite material belongs to a new material widely applied to various fields of resident life and industrial and agricultural production, and how to prepare industrial solid wastes into the organic-inorganic composite material with high added value is the direction of efforts of researchers at present.
Most of the existing production processes of organic-inorganic composite materials adopt a production flow of 'screw extrusion + mold forming + cooling setting + traction + cutting + facing', and the biggest problem that the screw is seriously worn and cannot be normally and continuously produced when a screw extrusion method is adopted to plasticize high-content industrial solid wastes, the addition amount of the industrial solid wastes is not high, so that the raw material cost is high, and the market competitiveness of products is not strong. In addition, the processes of screw extrusion plasticizing, subsequent die forming, cooling shaping and traction are all online synchronous production, and any link fails to cause production stop, so that the rejection rate is high, the production system is not high in productivity, the yield is low, the production cost is high, the product market competitiveness is insufficient, and large-scale industrial popularization and application are difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an organic-inorganic composite preparation system, adopt the utility model provides an organic-inorganic composite preparation system can realize inorganic material preparation organic-inorganic composite of big doping volume, and overall low in production cost, production efficiency is high, easily realizes the industrial mass production.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme:
the utility model provides an organic-inorganic composite material preparation system, which comprises an inorganic material feeding device, an organic material feeding device, a preheater 13, a stirring type thermal plasticizing machine 14, a piston extrusion forming device, an online hot laminating device and a cooling and shaping device;
the discharge port of the inorganic material feeding device is connected with the feed port of the preheater 13, and the discharge port of the preheater 13 is connected with the first feed port of the stirring type thermal plasticator 14;
the discharge hole of the organic material feeding device is connected with a second feeding hole of the stirring type thermal plasticator 14;
the piston extrusion forming device comprises a hydraulic piston type extruder 15, a transition cavity 16, a forming die 17 and an electric heater 18; taking the material running direction as a reference, a front end of the transition cavity 16 is provided with a front port into which a piston head of a hydraulic piston type extruder 15 is pushed, the top of the front end of the transition cavity 16 is provided with a feeding port, and the rear end of the transition cavity 16 is provided with a discharging port; the front port of the transition cavity 16 is butted with the piston head of a hydraulic piston type extruder 15, and the piston head of the hydraulic piston type extruder 15 can horizontally reciprocate in the transition cavity 16; the feeding port of the transition cavity 16 is connected with the discharging port of the stirring type thermal plasticizing machine 14, and the discharging port of the transition cavity 16 is horizontally butted with the feeding port of the forming die 17; on the basis of the material running direction, the forming die 17 sequentially comprises a heat tracing section and a cooling and shaping section, and the electric heaters 18 are arranged on the outer side of the transition cavity 16 and the outer side of the heat tracing section of the forming die 17;
the on-line hot laminating device is arranged in the middle of the top panel of the heat tracing section of the forming die 17;
the cooling and shaping device is arranged at the outer side of the cooling and shaping section of the forming die 17.
Preferably, the inorganic material feeding device comprises a first buffer hopper 1, a first lifting machine 2, a crusher 3, a second lifting machine 4, a dryer 5, a third lifting machine 6, a first raw material bin 7 and a first quantitative screw feeder 8 which are connected in sequence, and a discharge hole of the first quantitative screw feeder 8 is connected with a feed hole of a preheater 13.
Preferably, the organic material feeding device comprises a second buffer hopper 9, a fourth elevator 10, a second raw material bin 11 and a second quantitative screw feeder 12 which are connected in sequence, and the discharge port of the second quantitative screw feeder 12 is connected with the second feeding port of the stirring type thermal plasticizing machine 14.
Preferably, the on-line hot laminating device comprises a finishing film introducing port 20, a guide roller bracket 21 and a plurality of guide rollers which are connected with the guide roller bracket 21 and can rotate in the circle center; the decorative film introducing port 20 is arranged in the middle of the top panel of the heat tracing section of the forming die 17.
Preferably, the whole of the decorative film introducing port 20 is obliquely arranged, the guide rollers are arranged obliquely above the decorative film introducing port 20, the centers of the guide rollers and the decorative film introducing port 20 are located on the same inclined plane, and the angle of the acute angle formed by the inclined plane and the horizontal direction is 10 to 30 °.
Preferably, the cooling and shaping device comprises a water cooling pipe 25 and a circulating water pump 26 which are fixedly connected through pipelines; the outer surface of the side wall of the cooling and shaping section of the forming die 17 is provided with a plurality of water cooling holes, and the plurality of water cooling holes are respectively and fixedly connected with the water cooling pipes 25 in series.
Preferably, the distribution mode of the water cooling holes is linear distribution, the diameter of the water cooling holes is 5-8 mm, and the center distance between every two adjacent water cooling holes is 15-20 mm.
The utility model provides an organic-inorganic combined material preparation system, including inorganic material feeder, organic material feeder, pre-heater 13, stirring formula thermoplasticity machine 14, piston extrusion device, online hot tectorial membrane device and cooling setting device. The utility model provides an organic-inorganic composite preparation system adopts stirring formula thermoplasticization machine 14 to replace traditional screw rod extrusion equipment, mainly relies on electrical heating to realize the material plastify, has solved traditional screw rod high pressure and has extruded the plastify and cause the screw rod wearing and tearing problem, can realize that inorganic material (if industry is useless admittedly) of big doping volume prepares organic-inorganic composite, reduces the raw materials for production cost, and has improved the same direction as production time, reduces equipment cost of maintenance and the cost of stopping production, and then greatly reduced manufacturing cost, improves production efficiency. The utility model discloses a stirring formula plastify machine 14 replaces traditional "screw rod extrusion + cooling shaping + pulls" combination on-line production mode with piston extrusion device off-line combination mode, the fault rate of production system that has significantly reduced reduces the waste product production rate, and the production rhythm of being convenient for is adjusted and is controlled, easily realizes the industrial mass production. Furthermore, the utility model discloses an online hot tectorial membrane device replaces traditional off-line veneer equipment, and the equipment investment reduces more than 50%, and area reduces more than 50%.
Drawings
Fig. 1 is a schematic structural diagram of an organic-inorganic composite material preparation system provided by the present invention;
FIG. 2 is a schematic structural view of a stirring type thermal plasticator in the organic-inorganic composite material preparation system provided by the present invention;
FIG. 3 is a schematic structural view of a heat-conducting plate in the stirring type thermal plasticator of the present invention;
FIG. 4 is a schematic structural view of a stirring disc of an automobile steering wheel type in the stirring type thermal plasticizing machine of the present invention;
in the figure, 1 is a first buffer hopper, 2 is a first lifting machine, 3 is a crushing machine, 4 is a second lifting machine, 5 is a dryer, 6 is a third lifting machine, 7 is a first raw material bin, 8 is a first quantitative screw feeder, 9 is a second buffer hopper, 10 is a fourth lifting machine, 11 is a second raw material bin, 12 is a second quantitative screw feeder, 13 is a preheater, 14 is a stirring type thermal plasticizing machine, 15 is a piston type extruding mechanism, 16 is a transition cavity, 17 is a forming die, 18 is an electric heater, 19 is a heat-insulating layer, 20 is a facing film introducing port, 21 is a guide roller bracket, 22 is a first guide roller, 23 is a second guide roller, 24 is a third guide roller, 25 is a water cooling pipe, 26 is a circulating water pump, 27 is a cutting machine, and 28 is a packaging machine;
14-1 is a top plate, 14-2 is a cylinder plate, 14-3 is a bottom plate, 14-4 is a motor, 14-5 is a hopper, 14-6 is an exhaust port, 14-7 is a hollow rotating shaft, 14-8 is a heat conducting plate, 14-8-1 is a through hole, 14-8-2 is an insertion hole, 14-8-3 is a material leaking hole, 14-9 is an electric heating rod, 14-10 is an automobile steering wheel type stirring disc, 14-10-1 is an outer circular ring, 14-10-2 is an inner circular ring, 14-10-3 is a scraping plate, and 14-11 is a discharge port.
Detailed Description
The utility model provides an organic-inorganic composite material preparation system, which comprises an inorganic material feeding device, an organic material feeding device, a preheater 13, a stirring type thermal plasticizing machine 14, a piston extrusion forming device, an online hot laminating device and a cooling and shaping device;
the discharge port of the inorganic material feeding device is connected with the feed port of the preheater 13, and the discharge port of the preheater 13 is connected with the first feed port of the stirring type thermal plasticator 14;
the discharge hole of the organic material feeding device is connected with a second feeding hole of the stirring type thermal plasticator 14;
the piston extrusion forming device comprises a hydraulic piston type extruder 15, a transition cavity 16, a forming die 17 and an electric heater 18; taking the material running direction as a reference, a front end of the transition cavity 16 is provided with a front port into which a piston head of a hydraulic piston type extruder 15 is pushed, the top of the front end of the transition cavity 16 is provided with a feeding port, and the rear end of the transition cavity 16 is provided with a discharging port; the front port of the transition cavity 16 is butted with the piston head of a hydraulic piston type extruder 15, and the piston head of the hydraulic piston type extruder 15 can horizontally reciprocate in the transition cavity 16; the feeding port of the transition cavity 16 is connected with the discharging port of the stirring type thermal plasticizing machine 14, and the discharging port of the transition cavity 16 is horizontally butted with the feeding port of the forming die 17; on the basis of the material running direction, the forming die 17 sequentially comprises a heat tracing section and a cooling and shaping section, and the electric heaters 18 are arranged on the outer side of the transition cavity 16 and the outer side of the heat tracing section of the forming die 17;
the on-line hot laminating device is arranged in the middle of the top panel of the heat tracing section of the forming die 17;
the cooling and shaping device is arranged at the outer side of the cooling and shaping section of the forming die 17.
The utility model provides an organic-inorganic composite material preparation system, which comprises an inorganic material feeding device, an organic material feeding device, a preheater 13 and a stirring type thermal plasticizing machine 14; the discharge port of the inorganic material feeding device is connected with the feed port of the preheater 13, and the discharge port of the preheater 13 is connected with the first feed port of the stirring type thermal plasticator 14; the discharge port of the organic material feeding device is connected with the second feeding port of the stirring type thermal plasticator 14. The utility model discloses an inorganic material feeder adds inorganic material to preheater 13, preheats inorganic material through preheater 13, later adds the inorganic material of gained preheating to stirring formula thermoplasticization machine 14 and carries out the thermal stabilization, obtains the inorganic material of hot attitude; adding the organic material into a stirring type thermal plasticizing machine 14 containing thermal inorganic material through an organic material feeding device; and carrying out hot melting plasticizing treatment on the thermal inorganic material and the thermal organic material in a stirring type thermal plasticizing machine 14 to obtain the hot melting plasticizing material.
As an embodiment of the utility model, as shown in fig. 1, the inorganic material feeding device includes first buffer hopper 1, first lifting machine 2, rubbing crusher 3, second lifting machine 4, desicator 5, third lifting machine 6, first raw material storehouse 7 and the first quantitative screw feeder 8 that connect in order, the discharge gate of first quantitative screw feeder 8 is connected with the pan feeding mouth of preheater 13. In the present invention, the inorganic material is preferably derived from inorganic solid waste (specific type is described in detail later), and when the particle size and the water content do not satisfy the use requirement, the inorganic solid waste is preferably pulverized and dried for use; the utility model discloses preferably adopt rubbing crusher 3 to smash inorganic type solid waste, adopt desicator 5 to dry inorganic type solid waste after smashing to obtain granularity (preferred <1mm) and moisture content (preferred <3 wt%) and satisfy the inorganic material of operation requirement. The utility model discloses it is excellent to add inorganic material ration to pre-heater 13 through first quantitative screw feeder 8.
When the organic-inorganic composite material preparation system provided by the utility model is used for actual production, when the granularity and the water content of the inorganic solid waste do not meet the use requirements and need to be crushed and dried, the inorganic solid waste is added into the first buffer hopper 1, the inorganic solid waste is lifted to the crusher 3 from the first buffer hopper 1 through the first lifter 2, and the inorganic solid waste powder with the granularity less than or equal to 1mm is obtained; the inorganic solid waste powder is lifted to a dryer 5 by a second lifting machine 4 to be dried, and the dried inorganic solid waste powder with the water content of less than 3 wt% is obtained; and the dried inorganic solid waste powder is lifted to a first raw material bin 7 by a third lifting machine 6, and then quantitatively fed into a preheater 13 by a first quantitative screw feeder 8 for preheating. When the particle size and the water content of the inorganic solid waste meet the use requirements and do not need to be crushed and dried, the inorganic solid waste is specifically directly added into the first raw material bin 7 and then quantitatively fed into the preheater 13 through the first quantitative screw feeder 8 for preheating.
As an embodiment of the present invention, the preheater 13 may be specifically a device for drying and dehydrating by using waste heat steam as disclosed in patent ZL 201921227838.9.
As an embodiment of the present invention, as shown in fig. 1, the organic material feeding device includes a second buffer hopper 9, a fourth elevator 10, a second raw material bin 11 and a second quantitative screw feeder 12 which are connected in sequence, and a discharge port of the second quantitative screw feeder 12 is connected to a second feeding port of the stirring type thermal plasticizing machine 14. In the present invention, the organic material is preferably organic plastic particles (the specific kind is described in detail later), and the organic material with the particle size (preferably <1mm) and the water content (preferably <0.5 wt%) meeting the requirements can be directly adopted. The utility model discloses preferably through second quantitative screw feeder 12 with the organic material ration add to stirring formula thermal plasticator 14 in.
As an embodiment of the utility model, the stirring type thermal plastifying machine 14 comprises a top plate 14-1, a cylinder 14-2, a bottom plate 14-3, a motor 14-4 and a hopper 14-5, wherein the top plate is arranged at the top end of the cylinder, the top plate is provided with an exhaust port 14-6, the bottom plate is arranged at the bottom end of the cylinder, the motor and the hopper are respectively arranged above the top plate, a vertical hollow rotating shaft 14-7 is arranged in the cylinder, an output shaft of the motor is fixedly connected with the top end of the hollow rotating shaft, a plurality of layers of horizontal heat conducting plates 14-8 are also arranged in the cylinder, the center of each heat conducting plate is provided with a through hole 14-8-1 for passing through the hollow rotating shaft, a plurality of horizontal insertion holes 14-8-2 and a plurality of vertical material leaking holes 14-8-3 are arranged in the heat conducting plate, the jack is internally provided with an electric heating rod 14-9, and the material leaking holes are distributed on two sides of the jack; an automobile steering wheel type stirring disc 14-10 is arranged between any two adjacent heat conduction plates, above the uppermost heat conduction plate and below the lowermost heat conduction plate, the automobile steering wheel type stirring disc is composed of an outer circular ring 14-10-1, an inner circular ring 14-10-2 and a scraping plate 14-10-3, two ends of the scraping plate are vertically and fixedly connected with the inner circular ring and the outer circular ring respectively, the inner circular ring is fixedly connected with the hollow rotating shaft, the scraping plate in the stirring disc is composed of a plurality of metal plates which are symmetrically arranged in a circle center, an acute included angle between the material facing surface of the scraping plate and the surface of the adjacent heat conduction plate is 15-85 degrees, more preferably 30-45 degrees, so that the material homogenizing and mixing are facilitated, the material is synchronously extruded downwards, and the automatic downward discharge function of the hot melt plasticized material is realized; the discharge hole of the hopper is communicated with the feed inlet on the top plate, and the bottom plate is provided with a discharge hole 14-11.
As an embodiment of the utility model, the connected mode between inorganic material feeder, organic material feeder, pre-heater 13 and stirring formula thermoplasticity machine 14 is airtight connection, the connected mode of each part in the inorganic material feeder and each part in the organic material feeder is airtight connection.
The utility model provides an organic-inorganic composite material preparation system, which comprises a piston extrusion forming device, wherein the piston extrusion forming device comprises a hydraulic piston type extruder 15, a transition cavity 16, a forming die 17 and an electric heater 18; the piston head of the hydraulic piston extruder 15 is located inside the transition cavity 16; taking the material running direction as a reference, a feeding port is arranged at the top of the front end of the transition cavity 16, a discharging port is arranged at the rear end of the transition cavity 16, the feeding port of the transition cavity 16 is connected with the discharging port of the stirring type thermal plasticizing machine 14, and the discharging port of the transition cavity 16 is horizontally butted with the feeding port of the forming die 17; the electric heater 18 is arranged outside the transition cavity 16 and outside the heat tracing section of the forming die 17. The utility model discloses a piston extrusion device realizes hot melt plastify material extrusion, uses based on online hot tectorial membrane device and cooling setting device's cooperation simultaneously, realizes that the veneer of extrusion gained hot melt plastify section bar is handled and the cooling solidifies, finally obtains organic-inorganic combined material.
The utility model discloses in, hydraulic piston extruder 15 provides the extrusion effort to guarantee hot melt plastify material extrusion. As an embodiment of the present invention, the hydraulic piston type extruder 15 is composed of a piston head, a connecting rod, an oil cylinder, an oil pump, a pipeline and a valve; one end of the connecting rod is connected with the piston head, the other end of the connecting rod is connected with the oil cylinder, the oil pump is connected with the oil cylinder through a pipeline and a valve and injects and extracts oil from the oil cylinder, so that the connecting rod is driven to reciprocate, and the piston head is driven to reciprocate through the connecting rod.
The utility model discloses in, the top of 16 front ends of transition cavity is provided with the pan feeding mouth, the rear end of transition cavity 16 is provided with the discharge gate, the pan feeding mouth of transition cavity 16 is connected with the discharge gate of stirring formula thermoplasticization machine 14, the discharge gate of transition cavity 16 and the pan feeding mouth level butt joint of forming die 17. As an embodiment of the present invention, the feeding port of the forming mold 17 is specifically set at the front end of the forming mold 17. Front end and rear end specifically are material traffic direction as the benchmark, and the material moves the rear end of transition cavity 16 from the front end of transition cavity 16 promptly, later from forming die 17's front end feeding, carries out subsequent processing in forming die 17.
As an embodiment of the present invention, the transition cavity 16 is horizontally disposed as a whole, specifically, is a cavity formed by a metal material; the piston head of the hydraulic piston extruder 15 reciprocates horizontally inside the transition cavity 16 to provide the extrusion force. As an embodiment of the present invention, the forming mold 17 is a horizontal structure, specifically a cavity formed by a metal material. The utility model discloses do not have special restriction to the metal material kind of preparation transition cavity 16 and forming die 17, specifically can be mould steel, plain carbon steel or wear-resisting stainless steel.
In the present invention, the outer side of the transition cavity 16 and the outer side of the heat tracing section of the forming die 17 are provided with the electric heater 18. As an embodiment of the present invention, the electric heater 18 is specifically disposed outside the sidewall of the transition cavity 16 and outside the sidewall of the heat tracing section of the forming mold 17, that is, the electric heater 18 is wrapped outside the sidewall of the transition cavity 16 and outside the sidewall of the heat tracing section of the forming mold 17. The utility model discloses an electric heater 18 provides the heating condition to satisfy the needs that extrusion and veneer were handled. The utility model discloses in, forming die 17's companion's heat section and the cooling design section that refers to later on specifically are based on the material traffic direction, and the material moves to the cooling design section from forming die 17's companion's heat section promptly. As an embodiment of the present invention, the length of the heat tracing section of the forming mold 17 accounts for 30 to 60% of the total length of the forming mold 17, and the decoration film introducing port 20 is disposed at the middle position of the top panel of the heat tracing section of the forming mold 17.
As an embodiment of the present invention, as shown in fig. 1, an insulating layer 19 is disposed outside the electric heater 18. In the utility model, the heat-insulating layer 19 is preferably a mineral wool board, a glass fiber board or other flexible heat-resistant heat-insulating boards; the thickness of the heat-insulating layer 19 is preferably 20-30 mm.
The utility model provides an organic-inorganic combined material preparation system includes online hot tectorial membrane device, online hot tectorial membrane device set up in the top of forming die 17 companion's hot section. The utility model discloses through line hot tectorial membrane device to add facing material in forming die 17, it is right to realize hot melt plastify section bar carries out the veneer and handles.
As an embodiment of the present invention, as shown in fig. 1, the on-line hot laminating device includes a finishing film introducing port 20, a guide roller bracket 21, and a plurality of guide rollers connected to the guide roller bracket 21 and capable of rotating around a circle center; the decorative film introducing port 20 is arranged in the middle of the top panel of the heat tracing section of the forming die 17. The utility model discloses it is right the concrete shape of deflector roll support 21 does not have special restriction, can play the effect of support and fixed deflector roll, guarantee that facing material is drawn into forming die 17 smoothly can. The utility model discloses it is right the number of deflector roll does not have special restriction, for example can be for 3, is first deflector roll 22, second deflector roll 23 and third deflector roll 24 respectively. As an embodiment of the present invention, the ends of the first guide roller 22, the second guide roller 23 and the third guide roller 24 are respectively fixed on the guide roller bracket 21 and can freely rotate; specifically, the first guide roller 22, the second guide roller 23 and the third guide roller 24 are arranged on the guide roller bracket 21 in a concentric and inclined manner, so that the finishing material is ensured to be smoothly rolled into the forming die 17.
In an embodiment of the present invention, the whole decorative film introducing port 20 is obliquely provided, the plurality of guide rollers are provided obliquely above the decorative film introducing port 20, the center of the guide roller and the decorative film introducing port 20 are located on the same inclined plane, and an acute angle formed by the inclined plane and the horizontal direction is 10 to 30 degrees, preferably 15 to 20 degrees.
The utility model provides an organic-inorganic combined material preparation system includes the cooling setting device, the cooling setting device set up in the outside of forming die 17 cooling shaping section. The utility model discloses a cooling setting device cools off the solidification to the veneer plastify section bar that obtains after the veneer is handled, finally obtains organic-inorganic combined material.
As an embodiment of the present invention, as shown in fig. 1, the cooling and shaping device includes a water cooling pipe 25 and a circulating water pump 26 fixedly connected through a pipeline; the outer surface of the side wall of the cooling and shaping section of the forming die 17 is provided with a plurality of water cooling holes, and the plurality of water cooling holes are respectively and fixedly connected with the water cooling pipes 25 in series. As an embodiment of the utility model, the preferred linear distribution of the distribution mode of water-cooling hole, the preferred 5 ~ 8mm of diameter in water-cooling hole is adjacent the preferred 15 ~ 20mm of centre-to-centre spacing between the water-cooling hole.
As an embodiment of the present invention, as shown in fig. 1, the organic-inorganic composite material preparation system further includes a cutting machine 27, the cutting machine 27 is installed above the discharge port of the forming mold 17, and the organic-inorganic composite material obtained after cooling and solidifying in the forming mold 17 can be cut according to the requirement of the product length.
As an embodiment of the present invention, as shown in fig. 1, the organic-inorganic composite material preparation system further includes a packing machine 28, wherein the packing machine 28 is located at the rear end of the discharge hole of the forming mold 17, and is used for automatically packing the cut organic-inorganic composite material according to the product requirement.
As an embodiment of the present invention, the organic-inorganic composite material preparation system further includes a palletizer for palletizing the packaged organic-inorganic composite material.
The utility model discloses an organic-inorganic composite material preparation system preparation organic-inorganic composite material's application method, including following step:
adding an inorganic material into a preheater 13 through an inorganic material feeding device for preheating treatment to obtain a preheated inorganic material;
adding the preheated inorganic material into a stirring type thermal plasticizing machine 14, and carrying out thermal stabilization treatment under stirring conditions to obtain a thermal state inorganic material;
adding an organic material into a stirring type thermal plasticizing machine 14 containing a thermal state inorganic material through an organic material feeding device, and carrying out thermal melting plasticizing treatment on the thermal state inorganic material and the organic material under the stirring condition to obtain a thermal melting plasticizing material;
adding the hot-melt plastic material into a transition cavity 16, and carrying out extrusion molding on a heat tracing section of a forming die 17 under the conditions of extrusion of a hydraulic piston type extruder 15 and heating of an electric heater 18 to obtain a hot-melt plastic section;
adding a facing material into a cavity of a forming die 17 from the middle position of a top panel of a heat tracing section of the forming die 17 through an online hot laminating device, and performing facing treatment under the heating condition of an electric heater 18 to compound the facing material on the upper surface of the hot-melt plasticized profile to obtain a facing plasticized profile;
and cooling and solidifying the veneer plasticized section by using a cooling and shaping device to obtain the organic-inorganic composite material.
The utility model discloses an inorganic material feeder adds inorganic material to carry out preheating treatment in preheater 13, obtains preheating inorganic material. In the utility model, the source of the inorganic material is preferably inorganic solid waste. The utility model has no special restriction on the specific types of the inorganic solid wastes, and the inorganic solid wastes of the types well known by the technicians in the field can be all, and specifically comprise one or more of coal gangue, iron tailings, waste stone powder, steel slag, blast furnace slag, waste ceramics, waste bricks and tiles, coal-fired bottom slag, fly ash, gasified slag and waste coke powder; in the embodiment of the present invention, the coal gangue and the fly ash are specifically taken as examples for explanation. In the present invention, when the particle size and the water content of the inorganic solid waste do not satisfy the use requirements, it is preferable to crush and dry the inorganic solid waste, specifically, the crushing is preferably performed in the crusher 3, and the drying is preferably performed in the dryer 5; when the granularity and the water content meet the use requirements, the materials are directly added into the first raw material bin 7 for subsequent treatment. In the present invention, the particle size of the inorganic material entering the preheater 13 is preferably <1mm, and the water content is preferably <3 wt%. In the utility model, the excessive granularity of inorganic materials can easily cause the blockage of equipment, which affects the normal production, the too fine granularity can easily cause the increase of oil absorption value, which increases the production cost, and the excessive moisture can easily cause the increase of energy consumption; the utility model discloses the preferred granularity and the moisture content control with inorganic material can reduce equipment production trouble at above-mentioned scope, are favorable to increasing inorganic material and mix proportion, also are favorable to energy-conservation, reduction in production cost.
The utility model carries out preheating treatment on inorganic materials to obtain preheated inorganic materials; the heating temperature and time of the preheating treatment are based on the fact that the preheating inorganic material with the required temperature is obtained, and particularly, the temperature of the preheating inorganic material is preferably 30-60 ℃ higher than the hot melting temperature of the organic material, so that the subsequent hot melting plasticizing treatment is guaranteed to be carried out smoothly. In the embodiment of the present invention, the organic material is Polyethylene (PE) powder, and the temperature of the preheated inorganic material after the preheating treatment is preferably 180 to 250 ℃.
After obtaining preheating inorganic material, the utility model discloses will preheat inorganic material and add to stirring formula thermoplasticization machine 14 in, carry out the thermal stabilization under the stirring condition and handle, obtain the inorganic material of hot attitude. The utility model discloses in, the preferred 5 ~ 15rpm of stirring speed among the thermal stabilization process, the preferred 3 ~ 5min of time of thermal stabilization, the temperature of thermal stabilization is unanimous with the temperature of preheating inorganic material of gained preheating behind the preheating process. The utility model discloses the effect of thermal stabilization is that the thermal capacity of guarantee inorganic material can satisfy the required absorptive heat of organic material hot melt, the quick hot melt plastify of machine material is realized to the heat accumulation volume of utilizing inorganic material, be convenient for stably control the hot melt temperature of machine material, make the hot melt organic material quick hot melt flow between inorganic material granule, easily quick homogeneous mixing forms the hot melt plastify material of homogenization between inorganic material and the organic material, and shorten material hot melt plastify time, improve production efficiency and reduce the energy consumption.
After obtaining the inorganic material of thermal state, the utility model discloses an organic material feeder will add organic material to the stirring formula thermoplasticizing machine 14 that holds the inorganic material of thermal state, will the inorganic material of thermal state with the organic material carries out hot melt plastify under the stirring condition and handles, obtains hot melt plastify material. In the present invention, the organic material is preferably organic plastic particles, and more preferably thermoplastic particles; the utility model has no special limitation on the specific types of the thermoplastic plastic particles, and the thermoplastic plastic particles of the types well known to the technicians in the field can be all, and specifically comprise one or more of polyvinyl chloride, polyethylene, polypropylene and recycled plastic particles; the recycled plastic particles are preferably recycled plastic particles of polyvinyl chloride, polyethylene or polypropylene. In the embodiments of the present invention, Polyethylene (PE) powder is specifically used as an example for explanation. In the present invention, the particle size of the organic material is preferably <1mm, and the water content is preferably <0.5 wt%. The utility model discloses the preferred granularity and the moisture content control with organic material can stabilize organic material hot melt temperature at above-mentioned scope, make organic material quick hot melt and dispersion, are favorable to the flash mixed between organic material and the inorganic material even, shorten organic material hot melt plastify time, improve production efficiency and reduction production energy consumption.
In the utility model, the hot melting plasticizing treatment is based on the temperature control of the material at 150-220 ℃; in the embodiment of the utility model, take the organic material to be Polyethylene (PE) powder as an example, hot melt plastify handles preferably to use the temperature control of messenger's material 180 ~ 220 ℃ as the benchmark. In the utility model, the time of the hot melting plasticizing treatment is preferably 10-30 min; the stirring speed in the hot melting plasticizing treatment process is preferably 5-15 rpm. In the hot melt plastify processing, the abundant mixture and the companion's heat (adopt electric heating to supply the heat) under the stirring condition of thermal state inorganic material and organic material make organic material receive the thermal fusion to be in the same place with inorganic material mixedly melting, obtain hot melt plastify material. The utility model discloses in, the mass fraction of inorganic material is preferred 70 ~ 90% in the hot melt plastify material, the utility model discloses a control the reinforced ratio of inorganic material and organic material, so that the mass fraction of inorganic material is in above-mentioned scope in the hot melt plastify material, and is concrete to the total mass of inorganic material and organic material is 100%, the preferred 70 ~ 90% of the reinforced volume of inorganic material.
After obtaining hot melt plastify material, the utility model discloses will hot melt plastify material is added to transition cavity 16, under 15 extrudions of hydraulic piston extruder and the 18 condition of heating of electric heater, carries out extrusion in forming die 17's companion's heat section, obtains hot melt plastify section bar. In the utility model, the pressure of extrusion molding is preferably 50-200 kN, and more preferably 80-120 kN; the extrusion forming temperature is preferably 10-30 ℃ lower than that of the hot melt plastic, and more preferably 15-20 ℃ lower. The utility model discloses preferentially start electric heater 18 earlier, with transition cavity 16 and 17 heat tracing sections of forming die preheat to the required temperature of extrusion, get into transition cavity 16 with hot melt plastify material discharge whereabouts again, start hydraulic piston extruder 15 and carry out extrusion in pushing into forming die 17 with hot melt plastify material level, obtain hot melt plastify section bar. The utility model discloses preferably carry out extrusion under above-mentioned pressure and temperature condition, can overcome hot melt plastify material extrusion's resistance to guarantee its mobility. When the extrusion forming pressure and/or temperature is too high, the idle work is increased, the energy consumption is increased, and the equipment abrasion is increased; if the extrusion molding pressure and/or the material temperature are too low, the hot-melt plastic material is easy to be pushed still, which causes production accidents. The extrusion forming pressure and temperature are controlled in a proper range, so that the energy consumption is reduced, the equipment abrasion and production accidents are reduced, and the production efficiency is improved.
After obtaining hot melt plastify section bar, the utility model discloses an online hot tectorial membrane device adds facing material to forming die 17's die cavity from the middle part position of 17 companion's hot section top panels of forming die, carries out the veneer under the 18 heating condition of electric heater and handles, makes facing material compound in the upper surface of hot melt plastify section bar obtains veneer plastify section bar. In the utility model, the decoration material is preferably an organic decoration film; the upper surface temperature of the hot-melt plasticized profile is preferably 5-10 ℃ higher than that of the organic surface decorative film, more preferably 6-8 ℃, so that organic matter at the bottom of the surface decorative film can be melted by utilizing the self heat of the hot-melt plasticized profile under the condition of no need of external heating, the surface-free fusion bonding with the upper surface of the hot-melt plasticized profile is realized, and the bonding strength of the hot-melt plasticized profile and the surface decorative film is improved. In the utility model, the organic surface decoration film preferably comprises a surface layer, a middle layer and a bottom layer which are sequentially laminated; the thickness of the organic surface layer decorative film is preferably 1-2 mm. The utility model discloses it is right concrete kind and the colour of each layer do not have special limitation in the organic class surface course decorating film, select according to the product needs can. In the embodiment of the present invention, the surface layer of the organic surface layer decoration film is specifically a UV abrasion resistant layer, the middle layer is specifically a wood grain cortex layer, and the bottom layer is specifically a PE layer.
After the veneer plasticized section bar is obtained, the utility model discloses a cooling setting device will veneer plasticized section bar cools off and solidifies, obtains organic-inorganic composite. The veneer plasticized section is cooled and solidified through the cooling and shaping device, and is discharged from a discharge port of the forming die 17, so that the organic-inorganic composite material is obtained; in the present invention, the cooling and solidification preferably cools the surface temperature of the organic-inorganic composite material obtained by discharging to 30 to 60 ℃. In the present invention, the thickness of the organic-inorganic composite material is preferably 3 to 6 mm.
After the cooling solidification, the utility model discloses preferred according to the product needs with gained organic-inorganic composite cut into certain length to packing and pile up neatly.
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
In this embodiment, a preparation system shown in fig. 1 is used to prepare an organic-inorganic composite material from industrial solid waste coal gangue particles, and the preparation method includes the following steps:
(1) adding coal gangue particles into a first buffer hopper 1 by using a forklift, and lifting the coal gangue particles from the first buffer hopper 1 to a crusher 3 by using a first lifter 2 for crushing to obtain coal gangue powder with the granularity of less than 1 mm; the coal gangue powder is lifted to a dryer 5 by a second lifting machine 4 to be dried, so that dry coal gangue powder with the water content of less than 3 wt% is obtained; the dried coal gangue powder is lifted to a first raw material bin 7 by a third lifting machine 6, and then is quantitatively fed into a preheater 13 for preheating by a first quantitative screw feeder 8, so that the temperature of the coal gangue powder reaches 180-220 ℃, and then the preheated coal gangue powder falls into a stirring type thermal plastifying machine 14 in a closed manner for continuous heating and is stirred at the speed of 5-15 rpm, so that the temperature of the coal gangue powder in the stirring type thermal plastifying machine 14 is stabilized for 3-5 min at the temperature of 180-220 ℃, and a thermal state inorganic material is obtained;
adding Polyethylene (PE) powder (granularity is less than 1mm, water content is 0.3 wt%) which accounts for 10% of the total weight of the plasticized material into a second cache hopper 9, lifting the PE powder into a second raw material bin 11 through a fourth lifting machine 10, wherein the PE powder in the second raw material bin 11 is lifted into a second quantitative screw feeder 12 according to the weight ratio of the coal gangue powder to the PE powder of 8: 2, quantitatively adding into a stirring type thermal plasticizing machine 14; fully stirring, mixing and hot melting and plasticizing the coal gangue powder and the PE powder in a stirring type thermal plasticizing machine 14 to ensure that the temperature of the material is stabilized within the range of 180-220 ℃, and the hot melting and plasticizing time is 10-30 min to obtain a hot melting and plasticizing material;
(2) starting an electric heater 18, and preheating the transition cavity 16 and the heat tracing section of the forming die 17 to a set temperature of 160-200 ℃; discharging the hot-melt plasticized material, allowing the hot-melt plasticized material to fall into a transition cavity 16, starting a hydraulic piston type extruder 15 to horizontally push the hot-melt plasticized material into a forming die 17 for extrusion forming (the pressure is 90-100 kN), and obtaining a hot-melt plasticized profile;
(3) installing an organic surface layer decorative film (the surface layer of the organic surface layer decorative film is a UV wear-resistant layer, the middle layer of the organic surface layer decorative film is a wood grain leather layer, the bottom layer of the organic surface layer decorative film is a PE layer, the thickness of the organic surface layer decorative film is 1.5mm) on a guide roller bracket 21, respectively passing the end of the organic surface layer decorative film through a first guide roller 22, a second guide roller 23 and a third guide roller 24 in a staggered manner, inserting the organic surface layer decorative film from a surface layer film introducing port 20, automatically rolling the organic surface layer decorative film into a forming die 17 when a hot melt plasticized profile in the forming die 17 passes through the surface layer film introducing port 20, and thermally adhering the organic surface layer decorative film to the upper surface of the hot melt plasticized profile to realize surface finishing treatment so as to obtain the surface layer plasticized profile;
(4) starting a circulating water pump 26, injecting circulating cooling water into a water cooling pipe 25 of a cooling and shaping section of the forming die 17 to realize rapid cooling and solidification of the veneer plasticized section, and meeting the requirement that the surface temperature of a material at a discharge port of the forming die 17 is 30-60 ℃ to obtain an organic-inorganic composite material (the thickness is 5 mm);
(5) when the length of the organic-inorganic composite material obtained from the discharge port of the section die 17 meets the design length requirement, the cutting machine 27 is started to cut the product into the design size, and the cut product automatically falls into the packaging machine 28; when the number of the cut products in the packaging machine meets the height of the packaged products, the packaging machine 28 is started to automatically package the products; when the packaging machine 28 has completed packaging the product, the palletizer is operated to palletize the product.
Example 2
The organic-inorganic composite material is prepared according to the method of the embodiment 1, except that the inorganic material in the embodiment is industrial solid waste fly ash (the granularity is less than 200 meshes, and the water content is 0.1 wt%), specifically, the fly ash accounting for 80% of the total weight of the plasticized material is directly fed into a first raw material bin 7, and then is quantitatively fed into a preheater 13 through a first quantitative screw feeder 8 for preheating, so that the temperature of the fly ash reaches 200-250 ℃; then the preheated fly ash is hermetically dropped into the stirring type thermal plasticizing machine 14, the stirring type thermal plasticizing machine 14 is continuously heated, and the stirring is carried out at the speed of 5-15 rpm, so that the fly ash in the stirring type thermal plasticizing machine 14 is stabilized for 3-5 min at the temperature of 200-250 ℃, and thermal state inorganic powder is obtained; thereafter, an organic-inorganic composite material was prepared according to the method of example 1.
The organic-inorganic composite materials prepared in the examples 1 and 2 are subjected to performance tests according to the national standard GB/T24137-2009 Wood-Plastic decorative plate.
Table 1 results of performance test of organic-inorganic composite materials prepared in example 1 and example 2
| Test items | Standard requirements | Example 1 | Example 2 |
| Water content (%) | ≤2.0 | 0 | 0 |
| Shore Hardness (HD) | ≥55 | 70 | 75 |
| Normal temperature falling ball impact (mm) | No crack and the diameter of the pit is less than or equal to 10mm | Satisfy the requirement of | Satisfy the requirement of |
| Bending strength (MPa) | ≥16 | 16 | 20 |
| Flexural modulus of elasticity (MPa) | ≥1800 | 4000 | 3500 |
| Water absorption thickness expansion ratio (%) | ≤0.5 | 0 | 0 |
According to table 1, the utility model provides an organic-inorganic composite preparation system, when solid useless inorganic material mixes proportion and reaches 80 ~ 90%, still can prepare out the organic-inorganic composite that the quality index is up to standard, gu useless inorganic material volume of mixing has improved 30 ~ 40% than traditional technology and equipment system, has not only increased solid useless processing utilization volume, has reduced manufacturing cost moreover, demonstrates stronger market competition.
Aiming at the problems of large screw rod abrasion, low solid waste mixing amount and high raw material cost, high failure rate and more waste products caused by online synchronous extrusion plasticizing and molding shaping and the like in the existing equipment for producing the organic-inorganic composite material by taking industrial solid waste as a main raw material, the utility model provides an organic-inorganic composite material preparation system, which can realize the preparation of the organic-inorganic composite material by inorganic materials with large mixing amount (such as industrial solid waste). Wherein, the annual production time of the traditional equipment is about 5000 hours, the rejection rate reaches more than 10 percent, and the production cost is about 40 yuan/m2And (5) producing the product. Adopt the utility model provides an organic-inorganic composite material preparation system preparation organic-inorganic composite material, the time of per year day can reach 7000 hours, and the rejection rate is less than 1%, and manufacturing cost is about 25 yuan/m2The product has the advantages that the equipment failure rate is reduced by more than 40%, the rejection rate is reduced by more than 90%, and the production cost is obviously reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The organic-inorganic composite material preparation system is characterized by comprising an inorganic material feeding device, an organic material feeding device, a preheater (13), a stirring type thermal plasticizing machine (14), a piston extrusion forming device, an online hot laminating device and a cooling and shaping device;
the discharge port of the inorganic material feeding device is connected with the feed port of the preheater (13), and the discharge port of the preheater (13) is connected with the first feed port of the stirring type thermal plasticator (14);
the discharge hole of the organic material feeding device is connected with a second feeding hole of the stirring type thermal plasticator (14);
the piston extrusion forming device comprises a hydraulic piston type extruder (15), a transition cavity (16), a forming die (17) and an electric heater (18); taking the material running direction as a reference, a front end of the transition cavity (16) is provided with a front port for pushing a piston head of a hydraulic piston type extruder (15), the top of the front end of the transition cavity (16) is provided with a feeding port, and the rear end of the transition cavity (16) is provided with a discharging port; the front end of the transition cavity (16) is butted with the piston head of a hydraulic piston type extruder (15), and the piston head of the hydraulic piston type extruder (15) can horizontally reciprocate in the transition cavity (16); the feeding port of the transition cavity (16) is connected with the discharging port of the stirring type thermal plasticizing machine (14), and the discharging port of the transition cavity (16) is horizontally butted with the feeding port of the forming die (17); the material running direction is taken as a reference, the forming die (17) sequentially comprises a heat tracing section and a cooling shaping section, and the electric heaters (18) are arranged on the outer side of the transition cavity (16) and the outer side of the heat tracing section of the forming die (17);
the on-line hot laminating device is arranged in the middle of the top panel of the heat tracing section of the forming die (17);
the cooling and shaping device is arranged on the outer side of the cooling and shaping section of the forming die (17).
2. The organic-inorganic composite material preparation system according to claim 1, wherein the inorganic material feeding device comprises a first buffer hopper (1), a first elevator (2), a crusher (3), a second elevator (4), a dryer (5), a third elevator (6), a first raw material bin (7) and a first quantitative screw feeder (8) which are connected in sequence, and a discharge port of the first quantitative screw feeder (8) is connected with a feed port of a preheater (13).
3. The organic-inorganic composite material preparation system according to claim 1, wherein the organic material feeding device comprises a second buffer hopper (9), a fourth elevator (10), a second material bin (11) and a second quantitative screw feeder (12) which are connected in sequence, and the discharge port of the second quantitative screw feeder (12) is connected with the second feeding port of the stirring type thermal plastifying machine (14).
4. The organic-inorganic composite material preparation system according to claim 1, wherein the in-line hot laminating device comprises a finishing film introducing port (20), a guide roller bracket (21), and a plurality of guide rollers connected with the guide roller bracket (21) and capable of rotating in a circle center; the veneer film introducing port (20) is arranged in the middle of the top panel of the heat tracing section of the forming die (17).
5. The organic-inorganic composite material preparation system according to claim 4, wherein the finishing film introducing port (20) is disposed to be inclined as a whole, a plurality of the guide rollers are disposed obliquely above the finishing film introducing port (20), the centers of the plurality of the guide rollers and the finishing film introducing port (20) are located on the same inclined plane, and the angle of the acute angle formed by the inclined plane and the horizontal direction is 10 ° to 30 °.
6. The organic-inorganic composite material preparation system according to claim 1, wherein the cooling and shaping device comprises a water cooling pipe (25) and a circulating water pump (26) which are fixedly connected through a pipeline; and a plurality of water cooling holes are formed in the outer surface of the side wall of the cooling and shaping section of the forming die (17), and the water cooling holes are respectively and fixedly connected with the water cooling pipes (25) in series.
7. The organic-inorganic composite material preparation system according to claim 6, wherein the water cooling holes are distributed in a linear manner, the diameter of the water cooling holes is 5-8 mm, and the center-to-center distance between adjacent water cooling holes is 15-20 mm.
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