CN117599920A - Refractory material raw material screening device and method thereof - Google Patents

Abstract

The invention relates to a refractory material raw material screening device and a refractory material raw material screening method, and belongs to the technical field of raw material screening. According to the invention, the weighing and bagging device is arranged below each discharge pipe of the multilayer vibration screening machine, so that screened raw materials can be automatically weighed and then are filled into the material bags, the degree of automation is improved, the labor intensity is reduced, the labor cost is reduced, and the production efficiency is improved.

Description

Refractory material raw material screening device and method thereof

Technical Field

The invention relates to a refractory material raw material screening device and a refractory material raw material screening method, and belongs to the technical field of raw material screening.

Background

The refractory material is a nonmetallic material with good refractoriness, better thermal shock resistance and chemical erosion resistance, low heat conductivity coefficient and low expansion coefficient. In the production of refractory materials, the raw materials need to be screened, which uses a screening device. The sieving mechanism that we used at present includes multilayer vibration screening machine, temporary storage bin, breaker and ball mill, and the breaker is broken the back to the raw materials, then carries out the ball-milling through the ball mill, then carries into temporary storage bin in, carries into the multilayer vibration screening machine to sieve the raw materials in the secondary storage bin again, then packs the encapsulation of weighing in the material bag to the raw materials of multiple particle diameter after sieving, but at present, the manual work holds the material bag and follows at the discharge gate of multilayer vibration screening machine when the raw materials bagging-off, then puts the electronic scale below the material bag, weighs, and like this degree of automation is lower, has increased the cost of labor, intensity of labour is higher to production efficiency has been reduced.

Disclosure of Invention

The invention provides a refractory material raw material screening device, which solves the problems that the prior device is low in automation degree, high in labor cost and labor intensity and reduces production efficiency because a material bag is manually held at a discharge hole of a multilayer vibration screening machine and then an electronic scale is placed below the material bag for weighing.

The invention relates to a refractory material raw material screening device, which comprises a multilayer vibration screening machine, wherein a spiral conveyer is connected to the top inlet of the multilayer vibration screening machine, a temporary storage bin is connected to the top inlet of the spiral conveyer, a spiral elevator is connected to the top inlet of the temporary storage bin, a crushing ball milling device is connected to the bottom inlet of the spiral elevator, the multilayer vibration screening machine comprises a screening box, at least two vibrating screen plates are obliquely arranged in the screening box along the vertical direction, discharge pipes with electromagnetic valves are arranged on the side wall of the screening box and the bottom of the screening box at the lower end of each vibrating screen plate, weighing bagging devices are arranged below each discharge pipe, each weighing bagging device comprises a weighing frame, a weighing bin below the discharge pipes is arranged on the weighing frame, a discharge pipe is arranged at the bottom of the weighing bin, an electromagnetic valve is arranged at the upper part of the discharge pipe, a section of the corrugated telescopic pipe is arranged below the weighing bin, a rotary table is arranged in the middle of the bottom of the rotary table, a rotary motor is fixedly connected with a rotary frame, at least two circular rings for supporting bags are uniformly arranged above the rotary table, a supporting rod is fixedly arranged at the bottom of each circular ring, a supporting rod is fixedly arranged on the rotary table, a supporting plate is fixedly arranged on the rotary table, a lifting plate is fixedly arranged on the rotary table, a cylinder is fixedly arranged on the rotary table, a lifting plate is fixedly arranged on the rotary table, and is fixedly arranged on the top of the rotary table, and has a lifting plate, and has a lifting and is fixedly arranged on the top of a lifting and has a lifting and lifting.

As one preferable mode, the bottom end of each supporting rod of the bag supporting ring penetrates through the rotary table to be fixed with a lifting plate, a multi-section electric telescopic rod is fixed in the middle of the bottom of the lifting plate, and a supporting plate is fixed at the bottom of the electric telescopic rod. Can be when propping bag and bagging-off, electric telescopic handle stretches out, takes to prop the annular and branch of bag to rise, can prop the pocket, and when the bagging-off was accomplished, when need lifting the unloading bag, electric telescopic handle shrink, takes to prop the annular and branch of bag to descend, just so need not lift the too high of pocket, can lift the unloading bag more laborsaving.

As one preferable mode, the bottom of the outer edge of the turntable is fixedly provided with a supporting leg, the bottom of the supporting leg is fixedly provided with a U-shaped support, a supporting roller is rotatably arranged on the support, the outer side of the supporting plate is fixedly connected with the support, the top of the inner side of the supporting plate is fixedly provided with a fixing rod, and the top of the fixing rod is fixedly connected with the bottom of the turntable. The edge of the turntable can be supported through the supporting legs, the support and the supporting rollers, the turntable is more stable, and the supporting rollers are in rolling contact with the ground when the turntable rotates, so that the turntable is not prevented from rotating.

Preferably, the top of the weighing bin is provided with a feeding pipe, the bottom of the discharging pipe extends into the feeding pipe, a gap is arranged between the inner wall of the feeding pipe and the outer wall of the discharging pipe, a sealing ring is arranged in the gap, and the sealing ring is sleeved on the discharging pipe. Can better seal and prevent dust.

As a preference, every vibrating screen plate all includes vibrating plate and screening otter board, and the lower one end top of vibrating plate is higher one end top parallel and level with the screening otter board, and vibrating motor's bottom is fixed with vibrating plate, and vibrating motor's below is equipped with the guard plate, and the inboard top of guard plate is fixed with sealed felt, and the front and back end and the outer end of guard plate are all fixed with the screening case, are equipped with on the screening incasement wall in the vibrating motor outside and maintain the mouth, are equipped with the closure board that seals it on the maintenance mouth, are equipped with the louvre on the closure board. The vibration motor is protected to prevent that the dust that can be better from influencing to can dismantle the closure plate, convenient maintenance and installation vibration motor, and conveniently dispel the heat through the louvre.

As one preferable, the crushing ball milling device comprises a box body, wherein an upper screening plate and a lower screening plate are fixed in the box body, a rotating shaft is further rotatably installed in the box body, a driving motor is fixed at the top of the rotating shaft, a stirring rod is fixed on the rotating shaft between the lower screening plate and the upper screening plate, a plurality of grinding balls are arranged above the lower screening plate, a crushing rod is fixed on the rotating shaft above the upper screening plate, and a feeding material channel is arranged at the top of the box body. Crushing and ball-milling are integrated in a box, raw material transfer is not needed, the working procedure is saved, and the installation space of equipment is reduced.

As one preferable mode, the outer end of the feeding channel is fixedly connected with a feeding chamber, a conical material throwing disc is fixed on a rotating shaft above the crushing rod, an outlet of the feeding channel faces the material throwing disc, the material throwing disc can uniformly separate materials and prevent the materials from being concentrated together, the subsequent crushing is facilitated, an inlet and an outlet are arranged on the right side of the feeding chamber, a switch door plate for sealing the inlet and the outlet is arranged on the outer side of the inlet and outlet, a horizontal sliding rail is fixed at the bottom of the feeding chamber, the right end of the sliding rail extends out of the inlet and outlet, a sliding block is arranged on the sliding rail, a sliding plate is fixed on the sliding block, a translation cylinder is fixed at the left end of the sliding plate and is fixedly arranged on the outer side wall of the feeding chamber, support arm plates are respectively fixed at the front end and the rear end of the top of the sliding plate, a turnover shaft is rotatably arranged between the tops of the two support arm plates, the outer side of the turnover shaft is fixedly provided with a turnover plate, the bottom of the right end of the turnover plate is hinged with the turnover cylinder, the other end of the turnover cylinder is hinged on the sliding plate, a bag clamping device for clamping one end of the bag is arranged on the sliding plate, and a negative pressure dust suction pipe is fixed at the top of the right end of the feeding channel. The overturning plate is driven to overturn around the overturning shaft through the overturning cylinder, so that automatic dumping of materials in the raw material bags is completed, the labor intensity is reduced, the automation degree is improved, the whole overturning dumping is completed in a feeding chamber, and the negative pressure dust collection pipe is matched with the overturning plate, so that dust can be prevented from rising in the feeding and dumping process, and the feeding device is more environment-friendly.

As one preferable mode, the bag clamping device comprises two bag clamping plates, a placing groove for placing the bag clamping plates is formed in the top of the supporting plate, two communication holes are formed in the bottom of the placing groove, a connecting rod is arranged in the communication holes, the upper end of the connecting rod is fixed with the bag clamping plates, a connecting block is fixed at the lower end of the connecting rod, a bag clamping cylinder is fixedly connected with the connecting block, mounting flanges are fixed on the two sides of the bag clamping cylinder, strip-shaped holes are formed in the mounting flanges, fixing bolts fixed at the bottom of the supporting plate are arranged in the strip-shaped holes, an arc-shaped limiting plate is fixed at the middle top of the overturning plate, a plurality of anti-falling hooks are uniformly formed at the top of the limiting plate, a U-shaped guide plate is arranged at the outer side of the inlet and outlet, the guide plate is fixed on the outer side wall of the feeding chamber, an inner groove of the guide plate and the outer wall of the feeding chamber form a chute for the switch door plate to lift up and down, a butterfly bolt is arranged at the outer side of the top of the switch door plate, and a lifting overturning edge is arranged at the top of the switch door plate. The bag clamping air cylinder is telescopic to drive the bag clamping plate to open and close, so that the clamping and loosening of one end bag mouth edge of the raw material bag can be completed more conveniently, the bag clamping plate is arranged in the placing groove, the placing of the bottom of the raw material bag cannot be influenced, the positions of the bag clamping air cylinder and the bag clamping plate can be adjusted according to the size of the raw material bag, and the clamping of the bag mouth edge of various raw material bags can be adapted. The setting of anticreep hook thorn can cooperate the fixed raw materials bag that presss from both sides the bag board more firm, when preventing to empty raw materials bag raw materials, the raw materials bag falls into in the feeding material way.

The invention also provides a refractory material raw material screening method, which adopts the screening device to screen, and comprises the following steps: step one, raw materials enter a crushing ball milling device for crushing ball milling, raw materials with the particle size meeting the requirements are obtained, step two, raw materials meeting the requirements are lifted into a temporary storage bin through a spiral lifter for temporary storage, step three, a spiral conveyer conveys materials in the temporary storage bin into a multi-layer vibration screening machine for vibration screening, step four, raw materials with various particle sizes are screened out on a vibration sieve plate of the multi-layer vibration screening machine, the raw materials are discharged from different discharge tubes, a bag loading ring is sleeved with a material loading bag, then a rotating motor rotates, a bag supporting ring with the material bag rotates to the position right below a material discharging tube, an electromagnetic valve on the material discharging tube is closed, a lifting cylinder contracts, a cover plate is far away from the bag supporting ring, then an electromagnetic valve on the material discharging tube is opened, the material enters a weighing bin for weighing, when the material in the weighing bin reaches the required weight of a bag loading, the electromagnetic valve on the material discharging tube is closed, the lifting cylinder stretches out, the cover plate covers the top of the bag supporting ring, then the electromagnetic valve on the opening tube is opened, the material in the weighing bin enters the material bag, after the material in the weighing bin is completely discharged, the bag loading bin is fully, the electromagnetic valve on the lifting motor is closed, then the lifting cylinder is far away from the bag loading position, the bag is automatically, the bag is closed, and the bag loading position is automatically moved, and the bag is sealed, and the bag is automatically closed, and the position is closed, and the bag is closed.

Preferably, the specific steps of the first step are as follows: starting a driving motor, opening a switch door plate, enabling a translation cylinder to extend, pushing out a sliding plate from an inlet and an outlet, enabling a bag clamping cylinder to contract, enabling two bag clamping plates to open, enabling a raw material bag to be fed to be placed on a turnover plate and a supporting plate, enabling a bag opening edge at one end of the raw material bag to be placed between the two bag clamping plates when the raw material bag is placed, enabling the bag clamping cylinder to extend, enabling the two bag clamping plates to clamp the bag opening edge of the raw material bag, enabling an anti-falling hook on the limiting plate to penetrate into the raw material bag to hook the raw material bag, enabling the top end of the raw material bag to be cut, enabling the translation cylinder to contract, enabling the sliding plate to be retracted into a feeding chamber from the inlet and the outlet, closing the switch door plate, enabling the turnover cylinder to extend, enabling raw material in the raw material bag to be poured into a feeding channel, enabling the raw material to enter a box body to be broken through a rotary breaking rod, enabling qualified raw material to enter a ball milling area, enabling the stirring rod to drive a grinding ball to conduct ball milling on the raw material, enabling the qualified raw material to fall to the lower portion of the box body, enabling the raw material in the raw material bag to be poured into the raw material bag, enabling the raw material bag in the raw material bag to be in the box, enabling the box to be in the box to be loose, enabling the turnover cylinder to be restored to be in the original position, enabling the turnover cylinder to be located after the raw material bag is enabled to be in the raw material bag, enabling the raw material bag to be in the bag, and the bag, enabling the bag to be in the bag is required to be left and the whole is capable of the whole.

The invention has the following beneficial effects:

through setting up the bagging apparatus that weighs in the below of every row material pipe of multilayer vibration screening machine, can carry out automatic weighing to the raw materials after the screening, then pack into the pocket again, improve degree of automation, reduce intensity of labour, reduce the cost of labor to production efficiency has been improved.

When the bagging-off, the blowing pipe drives to stretch out and draw back through the lift cylinder for the apron lid is at the top that the cover has the bag ring of opening of material bag, and the dust is revealed when preventing the bagging-off, reduces the raise dust, and when weighing and carousel are rotatory, the apron all drives through the lift cylinder and draws upward, keeps away from the bag ring of opening, prevents to influence weighing and carousel rotation.

When the bagging machine is used for bagging, a part of raw materials discharged from the discharging pipe directly fall into the middle of the material bag through a discharging hole in the middle of the material distribution plate, and a part of raw materials fall onto the material distribution plate and are uniformly dispersed at the outer edge of the material bag along the material distribution plate, so that the raw materials in the weighing bin cannot be discharged out due to the fact that the material in the middle of the material bag is charged too quickly in the middle and the outer side of the material bag during bagging.

Drawings

FIG. 1 is a schematic diagram of a front view of the present invention;

FIG. 2 is a schematic diagram of a front view of a crushing and ball milling device;

FIG. 3 is a schematic view of the structure of the feed chamber;

FIG. 4 is an enlarged schematic view of the structure shown at A in FIG. 3;

FIG. 5 is a schematic top view of the pallet;

FIG. 6 is a schematic side view of a limiting plate;

FIG. 7 is a schematic structural view of a bag clamping cylinder;

FIG. 8 is a schematic diagram of a multi-layered vibratory screening machine;

FIG. 9 is a schematic view of the structure at the weighing and bagging apparatus;

FIG. 10 is a schematic view of the structure at the discharge tube;

FIG. 11 is an enlarged schematic view of the structure at B in FIG. 8;

FIG. 12 is an enlarged schematic view of FIG. 9C;

in the figure: 1. the crushing ball milling device, 101, a box body, 102, a crushing rod, 103, an upper screening plate, 104, a stirring rod, 105, a lower screening plate, 106, a rotating shaft, 107, a material throwing disc, 108, a translation cylinder, 109, a sliding plate, 110, a turnover cylinder, 111, a sliding rail, 112, a supporting plate, 113, an inlet and outlet, 114, a guide plate, 115, a switch door plate, 116, a feeding chamber, 117, a turnover plate, 118, a negative pressure dust suction pipe, 119, a support arm plate, 120, a feeding channel, 121, a driving motor, 122, a bag clamping plate, 123, a communication hole, 124, a bag clamping cylinder, 125, a butterfly bolt, 126, a turnover shaft, 127, a limiting plate, 128, a connecting rod, 129, a placing groove, 130, an anti-falling hook, 131, a connecting block, 132, a fixing plate, 133, a strip hole, 134, mounting flange, 2, spiral lifter, 3, temporary storage bin, 4, spiral conveyer, 5, multilayer vibration screening machine, 501, screening box, 502, screening screen, 503, discharge pipe, 504, vibrating plate, 505, closing plate, 506, vibrating motor, 507, weighing bin, 508, discharge pipe, 509, lifting cylinder, 510, weighing frame, 511, bag supporting ring, 512, turntable, 513, electric telescopic rod, 514, supporting leg, 515, supporting roller, 516, supporting plate, 517, rotating motor, 518, lifting plate, 519, supporting rod, 520, corrugated telescopic pipe, 521, supporting plate, 522, sealing ring, 523, protection plate, 524, cover plate, 525, fixing rod, 526, rotating frame, 527, distributing plate, 528, suspender, 529, sealing felt.

Detailed Description

The invention is further illustrated below with reference to examples.

Embodiment 1, as shown in fig. 1 to 12, the invention is a refractory material raw material screening device, comprising a multi-layer vibration screening machine 5, wherein the top inlet of the multi-layer vibration screening machine 5 is connected with a screw conveyor 4, the top inlet of the screw conveyor 4 is connected with a temporary storage bin 3, the top inlet of the temporary storage bin 3 is connected with a screw lifter 2, the bottom inlet of the screw lifter 2 is connected with a crushing ball milling device 1, the multi-layer vibration screening machine 5 comprises a screening box 501, at least two vibrating screen plates are obliquely arranged in the screening box 501 along the vertical direction, the side wall of the screening box 501 at the lower end of each vibrating screen plate and the bottom of the screening box 501 are respectively provided with a discharge pipe 503 with an electromagnetic valve, a weighing bagging device is arranged below each discharge pipe 503, the weighing bagging device comprises a weighing frame 510, a weighing bin 507 arranged below the discharge pipe 503 is arranged on the weighing frame 510, the bottom of the weighing bin 507 is provided with a discharging pipe 508, the upper part of the discharging pipe 508 is provided with an electromagnetic valve, the lower part of the discharging pipe 508 is provided with a section of corrugated extension pipe 520, the lower part of the weighing bin 507 is provided with a rotary table 512, a rotary motor 517 is fixed in the middle of the bottom of the rotary table 512, the rotary motor 517 is fixedly connected with a rotary frame 526, at least two bag supporting circular rings 511 are uniformly arranged above the rotary table 512, the bottom of each bag supporting circular ring 511 is fixedly provided with a supporting rod 519, the supporting rod 519 is arranged on the rotary table 512, the bottom of the discharging pipe 508 is fixedly provided with a cover plate 524 covering the top of the bag supporting circular ring 511, the outer edge of the cover plate 524 is provided with a bag pressing flange, the discharging pipe 508 above the corrugated extension pipe 520 is fixedly provided with a supporting plate 521, the supporting plate 521 is fixedly provided with a lifting cylinder 509, the piston rod end of the lifting cylinder 509 is fixedly arranged at the top of the cover plate 524, the lower part of the cover plate 524 is provided with a conical material separating plate 527, a blanking hole coaxial with the blanking pipe 508 is arranged in the middle of the top of the distributing plate 527, a space is reserved between the outer edge of the distributing plate 527 and the inner hole wall of the bag supporting circular ring 511, a hanging rod 528 is fixed at the top of the distributing plate 527, and the top of the hanging rod 528 is fixed with the cover plate 524.

In embodiment 2, based on embodiment 1, the bottom end of the supporting rod 519 of each bag supporting ring 511 passes through the turntable 512 to be fixed with a lifting plate 518, a multi-section electric telescopic rod 513 is fixed in the middle of the bottom of the lifting plate 518, and a supporting plate 516 is fixed at the bottom of the electric telescopic rod 513.

After the material bag filled with raw materials is rotated out of the bagging station, the bag opening of the material bag is taken down from the bag supporting circular ring 511, then tying is carried out, the electric telescopic rod 513 is contracted, and the electric telescopic rod is descended with the lifting plate 518, so that the bag supporting circular ring 511 is descended with the lifting plate, and the material bag can be conveniently lifted. After the material bag is lifted down, the electric telescopic rod 513 extends out, the bag supporting ring 511 rises, and then a new material bag is sleeved on the bag supporting ring 511 to wait for the next bagging.

The outer edge bottom of carousel 512 is fixed with landing leg 514, and the bottom of landing leg 514 is fixed with the support of U type, rotates on the support and installs support running roller 515, and the extension board 516 outside is fixed with the support, and the inboard top of extension board 516 is fixed with dead lever 525, and the top of dead lever 525 is fixed with the bottom of carousel 512.

The top of the weighing bin 507 is provided with a feeding pipe, the bottom of the discharging pipe 508 stretches into the feeding pipe, a gap is formed between the inner wall of the feeding pipe and the outer wall of the discharging pipe 508, a sealing ring 522 is arranged in the gap, the sealing ring 522 can be replaced by a circle of uniformly arranged sealing fuzzes, and the sealing ring 522 is sleeved on the discharging pipe 508.

Every vibrating screen plate all includes vibrating plate 504 and screening otter board 502, the lower one end top of vibrating plate 504 and the higher one end top parallel and level of screening otter board 502, the bottom of vibrating plate 504 is fixed with vibrating motor 506, the below of vibrating motor 506 is equipped with guard plate 523, the inboard top of guard plate 523 is fixed with sealed felt 529, the front and back end and the outer end of guard plate 523 are all fixed with screening case 501, be equipped with the maintenance mouth on the screening case 501 inner wall in the vibrating motor 506 outside, be equipped with on the maintenance mouth and seal its closure plate 505, be equipped with the louvre on the closure plate 505.

The crushing ball milling device 1 comprises a box body 101, an upper screening plate 103 and a lower screening plate 105 are fixed in the box body 101, a rotary shaft 106 is further rotatably installed in the box body 101, a driving motor 121 is fixed at the top of the rotary shaft 106, a stirring rod 104 is fixed on the rotary shaft 106 between the lower screening plate 105 and the upper screening plate 103, a plurality of grinding balls are arranged above the lower screening plate 105, a crushing rod 102 is fixed on the rotary shaft 106 above the upper screening plate 103, and a feeding channel 120 is arranged at the top of the box body 101.

The outer end of the feeding channel 120 is fixedly connected with a feeding chamber 116, a conical material throwing disc 107 is fixed on a rotating shaft 106 above the crushing rod 102, an outlet of the feeding channel 120 faces the material throwing disc 107, an inlet and outlet 113 is arranged on the right side of the feeding chamber 116, a switch door plate 115 for sealing the inlet and outlet 113 is arranged on the outer side of the inlet and outlet 113, a horizontal sliding rail 111 is fixed at the bottom of the feeding chamber 116, the right end of the sliding rail 111 extends out of the inlet and outlet 113, a sliding block is arranged on the sliding rail 111, a sliding plate 109 is fixed on the sliding block, a translation cylinder 108 is fixed at the left end of the sliding plate 109, the translation cylinder 108 is fixedly arranged on the outer side wall of the feeding chamber 116, support arm plates 119 are fixed at the front end and the rear end of the top of the sliding plate 109, a turnover shaft 126 is rotatably arranged between the tops of the two support arm plates 119, a turnover plate 117 is fixed at the outer side of the turnover shaft 126, a supporting plate 112 is fixed at the right end of the turnover plate 117, a turnover cylinder 110 is hinged at the bottom of the right end of the turnover plate 117, the other end of the turnover plate 110 is hinged on the sliding plate 109, a bag clamping device for clamping one end edge of the material bag is arranged on the sliding plate 112, and a negative pressure pipe 118 is fixed at the top of the right end of the feeding channel 120. The negative pressure dust collection pipe 118 is connected with a bag-type dust collector.

The bag clamping device comprises two bag clamping plates 122, anti-slip convex lines are arranged on opposite side walls of the two bag clamping plates 122, a placing groove 129 for placing the bag clamping plates 122 is arranged at the top of each supporting plate 112, two communication holes 123 are arranged at the bottoms of the placing grooves 129, connecting rods 128 are arranged in the communication holes 123, the upper ends of the connecting rods 128 are fixed with the bag clamping plates 122, connecting blocks 131 are fixed at the lower ends of the connecting rods 128, bag clamping cylinders 124 are fixedly connected with the connecting blocks 131, mounting flanges 134 are fixed on two sides of the bag clamping cylinders 124, strip-shaped holes 133 are formed in the mounting flanges 134, fixing bolts 132 fixed at the bottoms of the supporting plates 112 are arranged in the strip-shaped holes 133, arc-shaped limiting plates 127 are fixed at the middle tops of the overturning plates 117, a plurality of anti-slip hook thorns 130 are uniformly arranged at the tops of the limiting plates 127, U-shaped guide plates 114 are arranged at the outer sides of the tops of the inlet and outlet 113, the guide plates 114 are fixed on the outer side walls of the feed chamber 116, inner grooves of the guide plates 114 and the outer walls of the feed chamber 116 form sliding grooves for the switch door plates 115 to be lifted up and down, the outer sides of the guide plates 114 are provided with butterfly-shaped bolts 125, and the outer sides of the switch door plates 115 are provided with lifting edges. The lifting cylinder 509 may be connected with a PLC controller that connects all of the solenoid valves, the rotary motor 517, the electric telescopic rod 513, the translation cylinder 108, the bag clamping cylinder 124, and the inversion cylinder 110. Before working, the fixing bolt 132 is unscrewed, then the position of the bag clamping cylinder 124 is adjusted according to the position of the bag opening edge of the raw material bag, and the fixing bolt 132 is screwed after the adjustment.

Embodiment 3 the present invention also provides a method for screening refractory materials, wherein the screening device is used for screening, and the method comprises the following steps: step one, raw materials enter the crushing ball milling device 1 for crushing ball milling, raw materials with the particle size meeting the requirements are obtained, step two, raw materials meeting the requirements are lifted into the temporary storage bin 3 through the spiral lifter 2 for temporary storage, step three, the spiral conveyer 4 conveys the materials in the temporary storage bin 3 into the multilayer vibration screening machine 5 for vibration screening, step four, raw materials with various particle sizes screened out on the vibration sieve plate of the multilayer vibration screening machine 5 are discharged from different material discharge pipes 503, a material bag is sleeved on the material bag supporting ring 511, then a rotary motor 517 rotates, the material bag supporting ring 511 with the material bag rotates to the position right below the material discharge pipe 508, an electromagnetic valve on the material pipe 508 is closed, a lifting cylinder 509 is contracted, a cover plate 524 is far away from the material bag supporting ring 511, then the electromagnetic valve on the material discharge pipe 503 is opened, the material enters the weighing bin 507 for weighing, when the material in the weighing bin 507 reaches the required weight of the bag, the electromagnetic valve on the material discharge pipe 503 is closed, the lifting cylinder 509 extends out, the cover plate 524 covers the top of the material bag supporting ring 511, then the electromagnetic valve on the material bag supporting ring 507 is opened, the material bag supporting ring is fully filled, the material bag supporting ring is fully moved, the material bag supporting ring 511 is fully, the material bag is completely closed, and the material bag is completely filled, and the position is completely closed, namely, and the material bag is completely filled, and the material is completely filled in the material bag is automatically, and is completely filled.

Example 4, based on example 3, the specific steps of step one are: the driving motor 121 is started, then the switch door plate 115 is opened, the translation cylinder 108 is extended, the slide plate 109 is pushed out from the inlet and outlet 113, then the bag clamping cylinder 124 is contracted, the two bag clamping plates 122 are opened, then the raw material bag to be fed is placed on the overturning plate 117 and the supporting plate 112, and when the raw material bag is placed, the bag mouth edge of one end of the raw material bag is placed between the two bag clamping plates 122, then the bag clamping cylinder 124 is extended, the bag mouth edge of the raw material bag is clamped by the two bag clamping plates 122, the anti-falling thorns 130 on the limiting plates 127 penetrate into the raw material bag to hook the raw material bag, then the top end of the raw material bag is cut off, the translation cylinder 108 is contracted, the slide plate 109 is retracted into the feeding chamber 116 from the inlet and outlet 113, the switch door plate 115 is closed, then the overturning cylinder 110 is extended, raw material in the raw material bag is poured into the feeding channel 120, then raw material is crushed by the rotating crushing rod 102, the raw material bag is crushed, the raw material qualified raw material is driven by the stirring rod 104 to ball mill the raw material bag, the material is dropped to the lower part of the box 101, and after the raw material bag is overturned, the overturning plate 110 is overturned, the two bag clamping plates are overturned, the slide plate 108 is contracted, and then the slide plate 109 is contracted from the inlet and outlet plate 113 is opened, and the raw material bag is contracted, and the raw material bag is completely contracted.

When the door 115 plate is opened, the butterfly bolt 125 is unscrewed, then the door 115 plate is lifted upwards, the bottom of the door 115 plate is lifted to the top position of the inlet 113, and then the butterfly bolt 125 is screwed. When the opening and closing door panel 115 is closed, the butterfly bolt 125 is unscrewed, the opening and closing door panel 115 moves downward, the inlet and outlet 113 is closed, and then the butterfly bolt 125 is screwed.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

In the description of the present invention, the terms "inner", "outer", "longitudinal", "transverse", "upper", "lower", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, only for convenience in describing the present invention, and do not require that the present invention must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Claims (10)

1. The utility model provides a refractory material raw materials sieving mechanism, includes multilayer vibratory screening machine (5), and the top access connection of multilayer vibratory screening machine (5) has screw conveyer (4), and the top access connection of screw conveyer (4) has temporary storage feed bin (3), and the top access connection of temporary storage feed bin (3) has screw hoist (2), and the bottom access connection of screw hoist (2) has broken ball-milling device (1), and multilayer vibratory screening machine (5) include screening case (501), its characterized in that: the screening box (501) is internally provided with at least two vibrating screen plates in an inclined manner along the vertical direction, the side wall of the screening box (501) at the lower end of each vibrating screen plate and the bottom of the screening box (501) are respectively provided with a discharging pipe (503) with an electromagnetic valve, the lower part of each discharging pipe (503) is respectively provided with a weighing bagging device, each weighing bagging device comprises a weighing frame (510), a weighing bin (507) positioned below the discharging pipe (503) is arranged on the weighing frame (510), the bottom of each weighing bin (507) is provided with a discharging pipe (508), the upper part of each discharging pipe (508) is provided with an electromagnetic valve, the lower part of each discharging pipe (508) is provided with a section of corrugated telescopic pipe (520), the lower part of each weighing bin (507) is provided with a rotary table (512), a rotary motor (517) is fixed in the middle of the bottom of each rotary table (512), a rotary frame (526) is fixedly connected with a rotary frame (526), at least two bag supporting circular rings (511) are uniformly arranged above each rotary table (512), the bottom of each bag circular ring (511) is fixedly provided with a supporting rod (519), the supporting rod (519) is arranged on the rotary table (512), the bottom of each supporting pipe (508) is provided with a section of corrugated telescopic pipe (521) which is fixedly arranged on a supporting plate (521) of the rotary table (509), the piston rod end of the lifting cylinder (509) is fixed with the top of the cover plate (524), a conical material distribution disc (527) is arranged below the cover plate (524), a blanking hole coaxial with the discharging pipe (508) is arranged in the middle of the top of the material distribution disc (527), a gap is reserved between the outer edge of the material distribution disc (527) and the inner hole wall of the bag supporting circular ring (511), a hanging rod (528) is fixed at the top of the material distribution disc (527), and the top of the hanging rod (528) is fixed with the cover plate (524).

2. The refractory raw material screening apparatus according to claim 1, wherein: the bottom of a supporting rod (519) of each bag supporting ring (511) penetrates through the rotary disc (512) to be fixed with a lifting plate (518), a multi-section electric telescopic rod (513) is fixed in the middle of the bottom of the lifting plate (518), and a supporting plate (516) is fixed at the bottom of the electric telescopic rod (513).

3. The refractory raw material screening apparatus according to claim 2, wherein: the outer edge bottom of carousel (512) is fixed with landing leg (514), and the bottom of landing leg (514) is fixed with the support of U type, rotates on the support and installs support running roller (515), and extension board (516) outside is fixed with the support, and the inboard top of extension board (516) is fixed with dead lever (525), and the top of dead lever (525) is fixed with the bottom of carousel (512).

4. A refractory raw material screening apparatus according to claim 3, wherein: the top of the weighing bin (507) is provided with a feeding pipe, the bottom of the discharging pipe (508) stretches into the feeding pipe, a gap is arranged between the inner wall of the feeding pipe and the outer wall of the discharging pipe (508), a sealing ring (522) is arranged in the gap, and the sealing ring (522) is sleeved on the discharging pipe (508).

5. The refractory raw material screening apparatus according to claim 1, wherein: every vibrating screen plate all includes vibrating plate (504) and screening otter board (502), the lower one end top of vibrating plate (504) is fixed with vibrating motor (506) with the higher one end top parallel and level of screening otter board (502), the below of vibrating motor (506) is equipped with guard plate (523), the inboard top of guard plate (523) is fixed with sealed felt (529), the front and back end and the outer end of guard plate (523) are all fixed with screening case (501), be equipped with on screening case (501) inner wall in vibrating motor (506) outside and maintain the mouth, be equipped with on the maintenance mouth and seal its closure board (505), be equipped with the louvre on closure board (505).

6. The refractory raw material screening apparatus according to claim 1, wherein: the crushing ball milling device (1) comprises a box body (101), an upper screening plate (103) and a lower screening plate (105) are fixed in the box body (101), a rotating shaft (106) is further rotatably installed in the box body (101), a driving motor (121) is fixed at the top of the rotating shaft (106), a stirring rod (104) is fixed on the rotating shaft (106) between the lower screening plate (105) and the upper screening plate (103), a plurality of grinding balls are arranged above the lower screening plate (105), a crushing rod (102) is fixed on the rotating shaft (106) above the upper screening plate (103), and a feeding channel (120) is arranged at the top of the box body (101).

7. The refractory raw material screening apparatus according to claim 6, wherein: the outer end of a feeding channel (120) is fixedly connected with a feeding chamber (116), a conical material throwing disc (107) is fixed on a rotating shaft (106) above a crushing rod (102), an outlet of the feeding channel (120) faces towards the material throwing disc (107), an inlet and outlet (113) is arranged on the right side of the feeding chamber (116), a switch door plate (115) for sealing the inlet and outlet (113) is arranged on the outer side of the inlet and outlet, a horizontal sliding rail (111) is fixed at the bottom of the feeding chamber (116), the right end of the sliding rail (111) extends out of the inlet and outlet (113), a sliding block is arranged on the sliding rail (111), a sliding plate (109) is fixed on the sliding block, a translation cylinder (108) is fixed at the left end of the sliding plate (109), a support arm plate (119) is fixedly arranged on the outer side wall of the feeding chamber (116), a turnover shaft (126) is rotatably arranged between the tops of the two support arm plates (119), a turnover plate (117) is fixed on the outer side of the turnover shaft (126), a turnover plate (112) is fixed at the right end of the turnover plate (117), a sliding plate (117) is fixed at the right end, a sliding plate (109) is hinged to a bag is hinged to the bottom of the sliding plate (109), a bag is hinged to the sliding plate (110) is hinged to the sliding plate is clamped on the sliding plate, one end of the sliding plate is hinged to the bag is hinged to the sliding plate (110, and the sliding plate is hinged on the bag is hinged to the bag, the top of the right end of the feeding channel (120) is fixed with a negative pressure dust collection pipe (118).

8. The refractory raw material screening apparatus according to claim 7, wherein: the bag clamping device comprises two bag clamping plates (122), the top of the supporting plate (112) is provided with a placing groove (129) for placing the bag clamping plates (122), the bottom of the placing groove (129) is provided with two communication holes (123), connecting rods (128) are arranged in the communication holes (123), the upper ends of the connecting rods (128) are fixed with the bag clamping plates (122), connecting blocks (131) are fixed at the lower ends of the connecting rods (128), bag clamping cylinders (124) are fixedly connected with the connecting blocks (131), mounting flanges (134) are fixedly connected with the two sides of the bag clamping cylinders (124), strip-shaped holes (133) are formed in the mounting flanges (134), fixing bolts (132) fixed at the bottom of the supporting plate (112) are arranged in the strip-shaped holes (133), arc-shaped limiting plates (127) are fixedly arranged at the middle top of the overturning plates (117), a plurality of unhooking-preventing thorns (130) are uniformly arranged at the top of the limiting plates (127), U-shaped guide plates (114) are arranged at the outer sides of the tops of the inlet and outlet (113), the guide plates (114) are fixed on the outer side walls of the feeding chambers (116), mounting flanges (134) are fixedly connected with mounting flanges (134), strip-shaped mounting flanges (133), the two sides of the bag clamping cylinders (116), the two sides of the bag clamping cylinders are fixedly connected with the bag clamping plates, fixing the bottom, fixing flanges (132, the fixing flanges, and the fixing flanges are fixedly arranged in the tops, and the middle, respectively, the middle flanges, and the middle bolts, the top and the limiting flanges, and the limiting bolts are fixedly respectively the limiting bolts, and fixed and the limiting bolts, respectively the limiting bolts and the limiting bolts.

9. A method for screening a refractory raw material, characterized by using the screening apparatus according to any one of claims 1 to 8, comprising the steps of: step one, raw materials enter a crushing ball milling device (1) for crushing ball milling, raw materials with the particle size meeting the requirements are obtained, step two, raw materials meeting the requirements are lifted to a temporary storage bin (3) through a spiral lifter (2) for temporary storage, step three, a spiral conveyer (4) conveys materials in the temporary storage bin (3) into a multilayer vibration screening machine (5) for vibration screening, step four, raw materials with various particle sizes are screened out on a vibration screen plate of the multilayer vibration screening machine (5) and discharged from different discharge pipes (503), a bag is sleeved on a bag supporting circular ring (511), then a rotating motor (517) rotates, the bag supporting circular ring (511) with the bag is rotated to the position right below a discharge pipe (508), an electromagnetic valve on the discharge pipe (508) is closed, a lifting cylinder (509) is contracted, a cover plate (524) is far away from the bag supporting circular ring (511), then the electromagnetic valve on the discharge pipe (503) is opened, the materials enter a weighing bin (507) for weighing, when the materials in the weighing bin (507) reach the required weight, the materials on the discharge pipe (503) are discharged from different discharge pipes (503), the electromagnetic valve (508) is closed, the electromagnetic valve (509) is opened, the electromagnetic valve (508) is opened, the materials in the top of the discharge bin (508) are completely discharged, and the electromagnetic valve (508) is completely is opened, then the lifting cylinder (509) is contracted, the cover plate (524) is far away from the bag supporting circular ring (511), the rotating motor (517) rotates, the filled material bags are moved to the bagging position, the empty material bags are moved to the bagging position, and the filled material bags can be sealed and lifted down, so that automatic weighing and bagging work is completed.

10. The refractory raw material screening method according to claim 9, wherein the specific steps of the first step are: starting a driving motor (121), then opening a switch door plate (115), stretching out a translation cylinder (108), pushing out a sliding plate (109) from an inlet and outlet (113), then contracting a bag clamping cylinder (124), opening two bag clamping plates (122), then placing a raw material bag to be fed on a turnover plate (117) and a supporting plate (112), when the raw material bag is placed, placing the bag mouth edge of one end of the raw material bag between the two bag clamping plates (122), stretching out the bag clamping cylinder (124), clamping the bag mouth edge of the raw material bag by the two bag clamping plates (122), and penetrating the raw material bag by an anti-disengaging hook (130) on a limiting plate (127), then cutting off the top end of the raw material bag, contracting the translation cylinder (108), retracting the sliding plate (109) from the inlet and outlet (113) into a feeding chamber (116), closing the switch door plate (115), stretching out the turnover cylinder (110), pouring raw material in the raw material bag into a feeding channel (120), then pouring raw material into a box (101) through a rotary crushing rod (102), carrying out the turnover rod (102), carrying out ball milling on the raw material bag, recovering the raw material bag, ball milling the raw material bag, and returning to a ball milling region (117) after the turnover ball milling the raw material bag, and grinding the raw material bag, and milling the raw material materials in the raw material bag, and the raw material in the raw material and the raw material. The translation cylinder (108) stretches out to push the sliding plate (109) out of the inlet and outlet (113), then the bag clamping cylinder (124) contracts, the two bag clamping plates (122) loosen the edges of the bag mouth, and then the empty raw material bag is taken down.