Multicellular glass Raw material processing system based on ball mill
Technical field
The present invention relates to multicellular glass production unit field, relate in particular to a kind of multicellular glass Raw material processing system based on ball mill.
Background technology
Multicellular glass is a kind of porous material of manual manufacture, and inside is full of countless small uniform pores, has the advantages such as insulation, sound absorption, protection against the tide, fire prevention, is a kind of light building material and finishing material of superior performance.
Publication number is the preparation method that the Chinese patent literature of CN101113077A discloses a kind of multicellular glass, main processes is with flyash and cullet mixed grinding, adds the auxiliary agent that is comprised of calcium carbonate, saltpetre, SODIUMNITRATE, yellow soda ash, Quilonum Retard, water glass and Mierocrystalline cellulose again.Ground powder is put into die for molding, send dry in the drying oven and high temperature kiln roasting again, burn till after annealing, at last cutting is foam glass product.
Multicellular glass forms by gas-liquid two-phase, when heating, glass powder is melting gradually, a certain composition in whipping agent and glass or the glass such as sulphur trioxide generation chemical reaction, produce the gas of sufficient amount, form pore in glass, along with the progressively expansion of hole diameter, the glass volume of flowable state increases sharply.When mentioning when reaching certain value, reduce temperature glass viscosity is increased rapidly, the vesicular structure of glass also is fixed up thereupon.
Main raw material for the production of multicellular glass is glass cullet, and auxiliary material is whipping agent, property-modifying additive and foamed promoter etc., and all main raw materials and auxiliary material all need grinding to arrive certain particle diameter, and the processing quality of raw material affects quality, the performance of finished foam glass.
Milling equipment to material has a lot, such as ball mill, tuber grinder, pendulum type ring roll pulverizer, ring-roller mill etc., commonly used is intermittent ball mill at present, with liner plate and the grinding medium of gravel as the grinding machine inwall, the mill efficiency of this intermittent ball mill is very low, produces desired powder granularity in order to reach, and generally will grind tens hours, the serious wear of simultaneous grinding medium, liner plate, the granularity of the powder material after the grinding is also inhomogeneous.
Publication number is that 101306920 Chinese patent literature discloses a kind of multicellular glass with the production equipment of foaming powder material, and comprising: material loading workshop section is delivered to raw material cabin with frit by handling equipment; Ingredient station, raw material cabin is by setting prescription by the measuring apparatus weighing and continuously to the mill feeding endfeed; Grinding workshop section carries out continuously grinding by grinding machine, simultaneously grinding machine discharge end continuous discharge; Finished bin workshop section, the foaming powder material after the discharging is delivered to finished bin by handling equipment.
This invention joins the high alumina ceramic section of the cylindrical shape of different size the first bin and second bin of grinding machine according to certain proportioning, improved to a certain extent mill efficiency, but still exist the problem that powder granularity is inhomogeneous, the grinding machine consume is serious, in addition, in the manufacturing procedure of whole raw material, finished bin and handling equipment become the storage place of powder material, are not suitable for the storage of a large amount of powder materials, and the under-supply problem of powder material occurs easily.
Summary of the invention
The invention provides a kind of multicellular glass Raw material processing system based on ball mill, good to the grinding effect of raw material, mill efficiency is high, and Raw material processing production efficiency is high, but the sufficient supplies powder material.
A kind of multicellular glass Raw material processing system based on ball mill comprises:
Ball mill is used for grinding raw material;
Raw material conveying device is used for to the ball mill transferring raw material;
The accumulating distribution device for the powder material behind output, the temporary ball mill grinding, and is dispensed to subsequent processing;
Control unit is used for controlling described ball mill, raw material conveying device and accumulating distribution device;
Wherein, described ball mill comprises cylindrical shell, is furnished with successively cracking cabin, pulverizing bin and grinding storehouse in the cylindrical shell, and with bin isolation board, the inwall of described cracking cabin is provided with depression bar lining board between the adjacent storehouse, and the inwall of described pulverizing bin is provided with trench liner;
Described raw material conveying device comprises:
Mixing chamber, the bottom of this mixing chamber are provided with for the outlet to described cracking cabin feeding;
Travelling belt is used for carrying main raw material to described mixing chamber;
Worm conveyor is used for carrying auxiliary material to described mixing chamber, and this worm conveyor is with at least two auxiliary material imports that are used for accepting auxiliary material;
The auxiliary material storehouse is erected at the top of worm conveyor, is used for adding auxiliary material to this worm conveyor;
Described accumulating distribution device comprises:
Discharging spiral conveyor is for delivery of the powder material after the grinding of described grinding storehouse;
The charging lift is used for promoting the powder material from discharging spiral conveyor;
High-order worm conveyor is for the powder material of exporting described charging lift;
Storage bin is erected at the below of described high-order worm conveyor, is used for the powder material of temporary this high position worm conveyor;
The low level worm conveyor is arranged on the below of described storage bin, is used for receiving conveying powdery material from storage bin;
The discharging lift is used for the powder material of described low level worm conveyor is promoted to subsequent processing.
Among the present invention, fill respectively the auxiliary materials such as the whipping agent of producing multicellular glass, property-modifying additive, foamed promoter in the auxiliary material storehouse, when to the ball mill transferring raw material, main raw material (glass cullet) is input into mixing chamber by travelling belt, meanwhile, auxiliary material in the auxiliary material storehouse enters worm conveyor through the auxiliary material import, and is sent in the mixing chamber.Finally, the material in the mixing chamber grinds in outlet enters into ball mill.
Ball mill among the present invention is three storehouse formulas, has larger raw material spatial accommodation, simultaneously, according to the demand in the material grinding process in the ball mill, control the kinestate of grinding element by corresponding liner plate is set, raw material grinds through three times of order, so that ball mill is when producing preferably grinding effect to material, improve mill efficiency, also reduced the loss of grinding element to liner plate.
Ball mill grinds to form powdery with raw material, discharging spiral conveyor can be with the powder material output after grinding, after passing through successively charging lift and high-order worm conveyor, the powder material of discharging lift is transported in the storage bin, and storage bin has been brought into play the effect of transferring storage, can be used for storing in a large number powder material, simultaneously, the low level worm conveyor and the discharging lift that arrange can according to Production requirement, be delivered to subsequent processing with the powder material in the storage bin, properly distributed.
In the course of processing of whole multicellular glass raw material, by being set, control unit realized automatization control, operation arranges rationally, has improved Raw material processing production efficiency.
Described multicellular glass Raw material processing system based on ball mill also comprises:
Finished product bin is used for storing powder material;
The feeding screw transfer roller is used for the powder material that described discharging lift promotes is sent in the described finished product bin, and this feeding screw transfer roller is controlled by described control unit.
Preferably, the inwall in described grinding storehouse is provided with small ripple glaze lining board of globe.The liner plate surface of small ripple glaze lining board of globe has less crest and pitch, has improved the mill capacity of grinding element, and being suitable for grinding is main grinding storehouse.
For further improving ball mill to the grinding effect of material, described bin isolation board is double-deck screen separating storehouse plate.
For ease of each bin of ball mill is overhauled, described cracking cabin, pulverizing bin and grinding storehouse are respectively arranged with a manhole door.
Preferably, the connection of the discharge port of described ball mill is provided with a drawing mechanism, and the bottom of this drawing mechanism is provided with discharge gate and slag-drip opening; Also be provided with in the described drawing mechanism one with the roto-sifter of ball mill interlock, be used for filtering the powder material after grinding, the end of this roto-sifter is provided with the opening for the discharging waste residue.
When the powder material behind ball mill grinding is discharged on the roto-sifter, powder material under the sieve aperture filter of roto-sifter is discharged by the discharge gate of drawing mechanism, and waste residue that can not be by the roto-sifter sieve aperture falls into the slag-drip opening of drawing mechanism through opening part, and waste residue is discharged.Not only further control the particle diameter of powder material, guarantee the quality of production, waste residue is in time discharged simultaneously, avoids the repeatedly grinding of waste residue, improves the mill efficiency of ball mill.
Preferably, described roto-sifter is for being Conical screen, and the bigbore end end of this Conical screen is provided with the opening for the discharging waste residue.
But the Conical screen level is installed, and compass screen surface tilts, and when Conical screen rotates, more is conducive to the movement of material and the discharge of waste residue.
Described drawing mechanism comprises:
Cover body is communicated with the discharge port of described ball mill, is provided with described roto-sifter in this cover body;
Discharge cone bucket, connection are arranged on the cover body bottom, and this discharge cone bucket bottom is provided with described discharge gate;
Deslagging cone bucket, connection is arranged on the cover body bottom, and this deslagging cone bucket bottom is provided with described slag-drip opening.
Cover body covers roto-sifter, can prevent the atmospheric pollution due to flying away of dust in the material screening process, and the discharge cone bucket of cover body bottom and deslagging cone bucket have certain collecting action.
Further, the connection of the end face of described cover body is provided with vent-pipe.
Vent-pipe can in time be taken qualified fine powder out of, reduced the shock absorption of grinding phenomenon and fine powder, improve mill efficiency, in time discharge simultaneously heat and the water vapour that material produces in grinding process, reduce humidity, temperature in the ball mill, prevent that material from gluing the comb hole of wall, slimeball or obstruction bin isolation board and grate plate etc.
Described mixing chamber comprises feed bin and the transfer passage that is communicated with this bin bottom; The output terminal of described travelling belt stretches in the feed bin, and the feeding port of described worm conveyor is connected with transfer passage.
Preferably, described feed bin is inverted trapezoidal shape.
When material fell, the bulkhead of feed bin had certain shock absorption to material, and the control material flow alleviates material to the surging force of transfer passage.Certainly, described feed bin also can be reverse frustoconic or turbination.
Preferably, described feed bin is provided with the measuring apparatus for the weighing main raw material, and described auxiliary material storehouse is provided with the measuring apparatus for the weighing auxiliary material.
Can accurately add main raw material and auxiliary material, make it maintain best proportioning, guarantee quality product.Wherein, described main raw material can use a batch weighing balance weighing, and auxiliary material can adopt full-automatic micro-electronic scale to carry out weighing because addition is less.
For convenient monitoring material, arrange charging, discharge, the sidewall in described feed bin and auxiliary material storehouse is provided with material position monitor.
Preferably, the bottom of described storage bin is back taper, is provided with hopper wall vibrator on the cone wall.
The vibrations of hopper wall vibrator can prevent that powder material from stopping up the drain hole of storage bin and the generation of bulkhead sizing.
Preferably, the bottom of described storage bin is with the drain hole that is communicated with described low level worm conveyor, and this drain hole place is provided with baiting valve.Can be according to production requirement control whether blowing and blowing flow in the low level worm conveyor.
As the e Foerderanlage of height of materials direction, concrete, described charging lift is chapelet, and described discharging lift is chapelet.
Compared with prior art, beneficial effect of the present invention is:
The mill efficiency to raw material of ball mill that the present invention is based on three storehouse formulas in the multicellular glass Raw material processing system of ball mill is high, and the powder material particle diameter after the grinding evenly and meet production requirement is conducive to the high-quality multicellular glass of high efficiency production.
The present invention is based on the multicellular glass Raw material processing system of ball mill by control unit is set, the production process of the powder material of whole multicellular glass has realized automatization control, be convenient to management, saved simultaneously human cost, improved simultaneously production efficiency, in addition, each device arranges rationally in the Raw material processing of the present invention, working (machining) efficiency is high, but the sufficient supplies powder material.
Description of drawings
Fig. 1 is the structural representation that the present invention is based on the multicellular glass Raw material processing system of ball mill;
Wherein, 1, worm conveyor; 2, travelling belt; 3, auxiliary material storehouse; 4, ball mill; 5, feed bin; 6, transfer passage; 7, material position monitor; 8, urceolus; 9, auxiliary material import; 10, cracking cabin; 11, pulverizing bin; 12, grind the storehouse; 13, manhole door; 14, cover body; 15, discharge cone bucket; 16, deslagging cone bucket; 17, vent-pipe; 18, discharge gate; 19, slag-drip opening; 20, control valve; 21, roto-sifter; 22, discharging spiral conveyor; 23, baiting valve; 24, high-order worm conveyor; 25, low level worm conveyor; 26, charging lift; 27, discharging lift; 28, storage bin; 29, hopper wall vibrator; 30, feeding screw transfer roller; 31, finished product bin.
Embodiment
Below in conjunction with specific embodiment the present invention is done further explaination.
The present invention is based on the multicellular glass Raw material processing system of ball mill, comprise raw material conveying device, ball mill 4, accumulating distribution device, finished product raw material cabin 31, feeding screw transfer roller 30 and be used for the control unit of control raw material conveying device, ball mill, accumulating distribution device and feeding screw transfer roller.
Raw material conveying device is used for to ball mill 4 transferring raw materials, and as shown in Figure 1, this raw material conveying device comprises mixing chamber, worm conveyor 1, travelling belt 2 and auxiliary material storehouse 3.
Mixing chamber comprises feed bin 5 and the transfer passage 6 that is communicated with these feed bin 5 bottoms.Feed bin 5 is inverted trapezoidal shape, and certainly, feed bin 5 also can be reverse frustoconic or turbination.The top of feed bin 5 is provided with removable cover, and dust flies away and pollutes in the time of can avoiding blanking.The sidewall of feed bin 5 offers opening for feed, is used for the charging of main raw material.The sidewall of feed bin 5 is provided with for the material position monitor 7 of observing material level, and feed bin 5 also is provided with batch weighing balance for the weighing main raw material.The bottom of transfer passage 6 is provided with outlet, and this outlet is communicated with the opening for feed of ball mill 4, is used for to ball mill 4 interior feedings.
Worm conveyor 1 is horizontally disposed with, and feeding port is communicated with the bottom of transfer passage 6, can be to transfer passage 6 interior conveying auxiliary materials.This worm conveyor 1 comprises urceolus 8 and the screw shaft that is positioned at urceolus 8.Offer on the urceolus 8 be used to the auxiliary material import 9 of accepting auxiliary material, auxiliary material import 9 is three, and is obvious, and the number of auxiliary material import 9 is not limited in three, and number and the size of auxiliary material import can be set with production requirements such as the amounts of inserting according to the kind of auxiliary material.Auxiliary material import 9 is intervally arranged uniformly along the length direction of urceolus 8.
Auxiliary material storehouse 3 is erected at the top of worm conveyor 1, the auxiliary material import 9 of each auxiliary material storehouse 3 all corresponding worm conveyor 1, and auxiliary material storehouse 3 is provided with the full-automatic micro-electronic scale for the weighing auxiliary material.
Travelling belt 2 is obliquely installed, and the angle of inclination is 35 °, and is obvious, and the angle of travelling belt 2 can be according to concrete production requirement setting.The output terminal of travelling belt 2 extend in the feed bin 5 by the opening for feed of feed bin 5.
As shown in Figure 1, the specification of ball mill 4 is
Drive-motor power 400kW, about 3~5 tons/hour of output, the grinding element in the ball mill 4 is high-alumina (corundum) right cylinder, specification has
With
Going out grinding rate is 300 orders.Be furnished with successively cracking cabin 10, pulverizing bin 11 in the cylindrical shell of ball mill 4 and grind storehouse 12, with bin isolation board, bin isolation board is double-deck screen separating storehouse plate between the adjacent storehouse.In addition, the inwall of cracking cabin 10 is provided with depression bar lining board, and the inwall of pulverizing bin 11 is provided with trench liner, and the inwall that grinds storehouse 12 is provided with small ripple glaze lining board of globe.The specification of this ball mill 4 is
Wherein cracking cabin 10 is about 2.5m, and pulverizing bin 11 is about 3m, grinds storehouse 12 and is about 4.5m.In addition, each storehouse also is provided with a manhole door 13 that is used for maintenance.The discharge port connection of ball mill 4 is provided with a drawing mechanism, drawing mechanism comprises cover body 14 and is communicated with a discharge cone bucket 15 and deslagging cone bucket 16 that is arranged on cover body 14 bottoms, in order to accelerate the transfer rate of qualified material, discharge cone bucket 15 also can be set to two or more.
Cover body 14 is communicated with setting with the discharge port of ball mill 4, and by the sealing member sealing, cover body 14 is round shape, and the end face connection of cover body 14 is provided with vent-pipe 17, vent-pipe 17 can in time be taken qualified fine powder out of, and in time discharges heat and water vapour that raw material produces in grinding process.
The bottom of discharge cone bucket 16 is provided with discharge gate 18, and the bottom of deslagging cone bucket is provided with slag-drip opening 19, and slag-drip opening 19 places are provided with control valve 20, but the regular discharge waste residue.The top mouth diameter ratio of discharge cone bucket 15 and deslagging cone bucket 16 is 3: 1, and certainly, the top mouth diameter of discharge cone bucket 15 and deslagging cone bucket 16 all can reach than between 2: 1~6: 1 and sieve preferably the discharge effect.
Roto-sifter 21 is positioned at the cover body 14 of drawing mechanism, and links with ball mill 4, along with the carrying out of grinding can carry out discharge and deslagging at any time.Roto-sifter 21 is horizontally disposed Conical screen, and with cover body 14 coaxial arrangement, the bigbore end end of Conical screen be provided with for the discharging waste residue opening.Certainly, roto-sifter 21 also can be trommel screen, polygonal shaft screen, polygonal cone sieve etc., and wherein, trommel screen and polygonal shaft screen will have certain angle of inclination when arranging, and are convenient to the movement of powder material and the discharge of waste residue.
As shown in Figure 1, the accumulating distribution device comprises discharging spiral conveyor 22, storage bin 28, high-order worm conveyor 24, low level worm conveyor 25, charging lift 26 and discharging lift 27.
Discharging spiral conveyor 22 is positioned at the below of discharge cone bucket 15, for delivery of the powder material that falls from discharge cone bucket 15.
Charging lift 26 is communicated with discharging spiral conveyor 22, is used for promoting the powder material from discharging spiral conveyor 22.
Be communicated with a high-order worm conveyor 24 with the exit end of charging lift 26, be used for the material in this charging lift 26 of output.
The below of high-order worm conveyor 24 is provided with three storage bins 28, is used for the temporary transient material that stores.Obvious, the number of storage bin 28 is not limited in three, and the number of storage bin 28 and capacity can be according to concrete production requirement settings.The bottom of storage bin 28 is turbination, is provided with hopper wall vibrator 29 on the cone wall, can prevent that powder material from stopping up storage bin 28 and bulkhead sizing, and the bottom of storage bin 28 is also with drain hole, and the drain hole place is provided with baiting valve 23.
The below of storage bin 28 is provided with low level worm conveyor 25, for delivery of the powder material of storage bin 28.
With low level worm conveyor 25 also be communicated with a discharging lift 27, can be with the material lifting from low level worm conveyor 25.In addition, charging lift 26 and discharging lift 27 are chapelet and the symmetrical both sides that are arranged in three storage bins 28.
Also be communicated with a feeding screw transfer roller 30 with discharging lift 27, be used for carrying the powder material of these discharging lift 27 liftings, below feeding screw transfer roller 30, also set up a finished product raw material cabin 31, this finished product raw material cabin 31 can the magazine feed worm conveyor 30 powder materials of carrying.
The working process that the present invention is based on the multicellular glass Raw material processing system of ball mill is:
Travelling belt 2 is carrying main raw material and is being transported in the feed bin 5, and main raw material process transfer passage 6 also enters into from its outlet in the cracking cabin 10 of ball mill 4.Simultaneously, the auxiliary material in the auxiliary material storehouse 3 enters in the worm conveyor 1 by auxiliary material import 9, and worm conveyor 1 is transported to auxiliary material in the transfer passage 3, and auxiliary material enters in the cracking cabin 10 of ball mill 4 through the outlet of transfer passage 3.
Major ingredient and auxiliary material be cracking cabin 10, pulverizing bin 11 and the grinding storehouse 12 of process ball mill 4 successively, become powder material by grinding, powder material enters in the roto-sifter 21 through the discharge port of ball mill 4, the rotation of roto-sifter 21 screening powder material, can not from sieve aperture fall for not satisfying the waste residue of production requirement, waste residue is from tumbling the opening of roto-sifter 21 along compass screen surface, and drop in the deslagging cone bucket 16, when needing deslagging, open the control valve 20 of slag-drip opening 19, waste residue can be discharged.The powder material that falls from the sieve aperture of roto-sifter 21 is qualified material, qualified material drops in the discharge cone bucket 15, enter in the discharging spiral conveyor 22 via discharge gate 18, and be transported to charging lift 26, this charging lift 26 promotes powder material, the material of high-order worm conveyor 24 output charging lifts 26 also is discharged in the storage bin 28, according to need of production, storage bin 28 is to low level worm conveyor 25 blowings, discharging lift 27 promotes the powder material of low level worm conveyor 25, feeding screw transfer roller 30 carries the powder material of these discharging lift 27 liftings to finished product raw material cabin 31, in addition, in whole Raw material processing process, controlled by control unit.