CN222984477U - Powder processing is with crocus screening plant - Google Patents

Abstract

The utility model discloses a grinding and screening device for stone powder processing, which relates to the technical field of stone powder processing and aims to provide a grinding and screening device for stone powder processing, which is convenient for carrying out multiple screening and collection on stone powder and reducing dust emission of the stone powder, and comprises a box body, wherein a feed hopper and a dust prevention mechanism are arranged on the box body; the three-layer screen screens stone powder step by step, coarse stone powder which cannot pass through the coarse screen can be sent into the grinding box for grinding and then sent into the box for screening again, and the obliquely arranged screen is matched with the vibrating motor to screen stone powder step by step and then respectively sent into the material collecting box, so that manual step by step cleaning and stone powder collecting are not needed, and the working efficiency is improved.

Description

Powder processing is with crocus screening plant

Technical Field

The utility model relates to the technical field of stone powder processing, in particular to a grinding and sieving device for stone powder processing.

Background

Stone dust is a generic term for stone powders, which are classified into a variety of kinds according to mineral components, and rock having a variety of mineral components can be ground into powder for various processes and uses.

At present, chinese patent application number CN201920738067.3 discloses a powder screening plant for stone dust processing, the power distribution box comprises a box body, the feed inlet has been seted up to the box top, and the box passes through the feed inlet and is connected with the feeder hopper, inlay on the left side outer wall of box has the motor cover, motor cover internally mounted has vibrating motor, through setting up vibrating motor, the coarse pore screen cloth, the mesopore screen cloth, the pore screen cloth, can accept the stone dust that falls into from the feeder hopper in the use, carry out the layer by layer screening to the stone dust under vibrating motor and three-layer screen cloth's cooperation work, though reached the mesh of layering screening and separating it, but each layer screen cloth level sets up, the stone dust of upper strata is easily blocked by the stone dust of lower floor, the stone dust of size is also difficult to see through entering into next screening chamber in from the sieve mesh, and the stone dust after a large amount of screening is evenly arranged in the screen cloth, far away from the side door, the staff needs more time to collect each layer of stone dust, in addition, the feed inlet at box top is the open structure, when vibrating screen cloth, easily has a large amount of powder to fly off in the air easily, the work produces health to the staff.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model aims to provide a powder grinding and screening device for stone powder processing, which is convenient for carrying out multiple screening and collection on stone powder and reducing dust emission of the stone powder.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a powder processing is with crocus screening plant, includes the box, be equipped with the feeder hopper of intercommunication on the box, the hinge is connected with the apron on the feeder hopper, one side of box is opened there is first discharge gate and second discharge gate, the opposite side of box is opened there is grinding export and third discharge gate, be equipped with dustproof mechanism on the box, one side of box be fixed with grind the grinding case of export intercommunication, grind the incasement and be equipped with grinding mechanism, be equipped with screening mechanism in the box, screening mechanism includes coarse pore screen cloth, mesopore screen cloth, micropore screen cloth and three vibrating motor, coarse pore screen cloth, mesopore screen cloth and micropore screen cloth are all fixed in the box from last to being the slope form, three vibrating motor's output respectively with coarse pore screen cloth, mesopore screen cloth and micropore screen cloth one-to-one and fixed connection, dustproof mechanism is located the top of coarse pore screen cloth, the lower extreme of mesopore screen cloth and micropore screen cloth is equipped with first collection case and second collection case respectively.

The dust prevention mechanism comprises a mounting box, an exhaust fan, a connecting pipeline, a suction head, a filter screen and a dust collecting bag, wherein the mounting box is fixed on one side of the box body, the exhaust fan is arranged in the mounting box and is arranged on the connecting pipeline, one end of the connecting pipeline stretches into the box body and is fixedly connected with the suction head, the filter screen is fixed on the suction head, and the outer end of the connecting pipeline is connected and communicated with the dust collecting bag.

Further set up to, grinding mechanism includes driving motor, goes up the grindstone, down grindstone, filter screen and passage, and driving motor is fixed in on the grinding case, and driving motor's output stretches into the grinding incasement and with last grindstone fixed connection, down grindstone is fixed in the grinding incasement, is equipped with the grinding space between last grindstone and the lower grindstone, opens on the lower grindstone and has the through-hole, and the filter screen is fixed in the through-hole, the upper end of passage is connected and communicates with the through-hole of lower grindstone, and the lower extreme and the box internal connection of passage communicate, and the top of mesopore screen cloth is arranged in to the lower extreme of passage.

The first material collecting box and the second material collecting box are respectively arranged on the first discharge hole and the second discharge side, a third material collecting box is further arranged in the box body, the third material collecting box is movably connected with the third discharge hole of the box body, and a handle is fixed on the third material collecting box.

According to the technical scheme, the dust-proof device has the beneficial effects that dust-proof mechanisms are arranged, stone dust in air is pumped into the dust collecting bag by using the exhaust fan, the feeding port cover plate is matched with the dust-proof mechanisms to cover the dust collecting bag, the overflow of the stone dust caused by vibration of the screen during screening is prevented from being sucked by workers, the three-layer screen screens are used for screening the stone dust step by step, coarse stone dust which cannot pass through the coarse screen is sent into the grinding box for grinding and then sent into the box for screening again, and the obliquely arranged screen is matched with the vibrating motor to be used for screening the stone dust step by step and then respectively sent into the collecting box without manually cleaning and collecting the stone dust step by step, so that the working efficiency is improved.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional structure of an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a polishing mechanism according to an embodiment of the utility model.

The device is characterized by comprising a box body 1, a first discharge port 101, a second discharge port 102, a third discharge port 103, a grinding outlet 104, a feed hopper 2, a cover plate 3, a grinding box 4, a coarse-hole screen 5, a medium-hole screen 6, a fine-hole screen 7, a vibrating motor 8, a mounting box 9, an exhaust fan 10, a connecting pipeline 11, a suction head 12, a filter screen 13, a dust collecting bag 14, a driving motor 15, an upper grinding stone 16, a lower grinding stone 17, a through hole 171, a filter screen 18, a material guide pipe 19, a first material collecting box 20, a second material collecting box 21, a third material collecting box 22 and a handle 221.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiments of the present utility model will be further described with reference to fig. 1 to 3.

The utility model provides a powder processing is with crocus screening plant, includes box 1, and the top of box 1 is equipped with feeder hopper 2 of fixed connection and intercommunication, is equipped with apron 3 of hinge connection on the feeder hopper 2, and open one side of box 1 has first discharge gate and second discharge gate, and open the opposite side of box has grinding export and third discharge gate.

Be equipped with dustproof mechanism on box 1, and dustproof mechanism is located the top of coarse pore screen cloth 5, dustproof mechanism is including mounting box 9, air exhauster 10, connecting tube 11, suction head 12, filter screen 13 and dust bag 14, one side outside the box 1 is fixed in to mounting box 9, air exhauster 10 is arranged in mounting box 9 and connecting tube 11 installation cooperation, connecting tube 11 runs through the mounting box and stretches into in the box 1, suction head 12 is arranged in box 1 and is connected and communicates with connecting tube 11, filter screen 13 is fixed in suction head 12, the outer end and the dust bag 14 of connecting tube 11 are connected and communicate, when dumping the stone dust to feeder hopper 2, start air exhauster 10, can in time extract the tiny stone dust that lifts up when empting through suction head 12 and connecting tube 11, and collect to dust bag 14, and filter screen 13 can filter the stone dust, prevent to suck away the stone dust.

The box 1 is internally provided with a screening mechanism, the screening mechanism comprises a coarse pore screen 5, a middle pore screen 6, a fine pore screen 7 and three vibrating motors 8, the coarse pore screen 5, the middle pore screen 6 and the fine pore screen 7 are fixed in the box 1 from top to bottom, the inclination directions of the middle pore screen 6 and the fine pore screen 7 are consistent, the coarse pore screen 5 inclines towards the other direction, the three vibrating motors 8 are all fixed in the box 1, the output ends of the three vibrating motors are respectively in one-to-one correspondence with the coarse pore screen 5, the middle pore screen 6 and the fine pore screen 7 and are fixedly connected, the vibration of the output ends of the vibrating motors 8 can respectively drive the coarse pore screen 5, the middle pore screen 6, the fine pore screen 7 and stone powder to vibrate, screening of stone powder is accelerated, stone powder is prevented from being blocked on the screen, and stone powder with a certain coarse and fine specification screened on the screen is driven to fall into a corresponding aggregate box.

One side of the box body 1 is provided with a first material collecting box 20 and a second material collecting box 21, the first material collecting box 20 and the second material collecting box 21 are respectively arranged on the sides of the first discharge hole 101 and the second discharge hole 102, the first material collecting box 20 and the second material collecting box 21 are detachably connected with the box body 1, a third material collecting box 22 is further arranged in the box body, the third material collecting box 22 is movably connected with a third discharge hole 103 of the box body 1, a handle 221 is fixed on the third material collecting box 22, and the handle 221 can be held to draw out or put the third material collecting box 22 from the third discharge hole 103.

The grinding box 4 is fixed on one side of the box body 1 and is communicated with the inside of the box body 1, a grinding mechanism is arranged in the grinding box 4 and comprises a driving motor 15, an upper grinding stone 16, a lower grinding stone 17, a filter screen 18 and a material guiding pipe 19, the driving motor 15 is fixed on the grinding box 4, the output end of the driving motor 15 stretches into the grinding box 4 and is fixedly connected with the upper grinding stone 16, the lower grinding stone 17 is fixed in the grinding box 4, a grinding space is arranged between the upper grinding stone 16 and the lower grinding stone 17, coarse stone powder which cannot pass through the coarse screen 5 falls into the grinding box 4 along the inclined coarse screen 5 and falls into the grinding space, the output end of the driving motor 15 rotates to drive the upper grinding stone 16 to rotate so that the coarse stone powder is ground between the upper grinding stone 16 and the lower grinding stone 17, a through hole 171 is formed in the center of the lower grinding stone 17, the filter screen 18 is fixed in the through hole 171, when the coarse stone powder is ground to a certain fineness, the coarse stone powder can be discharged from the sieve holes of the filter screen 18, the upper end of the material guiding pipe 19 is connected with the through hole 171 of the lower grinding stone 17 and is communicated with the through hole 171 of the lower grinding stone 17, and the coarse stone powder 19 is continuously conveyed into the upper screen 6 along the hole 6 of the upper grinding screen 6.

The working principle of the embodiment of the utility model is that the cover plate 3 is opened, stone powder to be screened is poured from the feed hopper 2, the exhaust fan 10 is started to absorb dust and collect the dust into the dust collecting bag 14, the scattering of the dust is reduced, the cover plate 3 is covered, the three vibrating motors 15 respectively drive the coarse-pore screen 5, the middle-pore screen 6 and the fine-pore screen 7 to vibrate, stone powder with larger coarse grains cannot pass through the stone powder of the coarse-pore screen 5 and fall into the grinding box 4 from the grinding outlet 104 under the drive of the vibrating motors 8, the output end of the driving motor 15 rotates to drive the upper grinding stone 16 to rotate so that coarse grain stone powder is ground between the upper grinding 16 and the lower grinding stone 17, the ground stone powder falls onto the middle-pore screen along the material guide pipe 19, the other two vibrating motors 8 drive the middle-pore screen 6 and the fine-pore screen 7 to continuously screen the stone powder, the stone powder is subjected to multiple screening and respectively collected into the first material collecting box 20 and the second material collecting box 21, the stone powder with the finest grains falls into the third material collecting box 22 at the bottom, and the third material collecting box 22 can be pulled out from the third material outlet 103 by holding the handle 221 so as to collect the coarse grain stone powder.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model, but one skilled in the art can make common changes and substitutions within the scope of the technical solution of the present utility model.

Claims (4)

1. The grinding and screening device for stone powder processing comprises a box body, and is characterized in that a feed hopper is arranged on the box body, a cover plate is hinged on the feed hopper, a first discharge port and a second discharge port are arranged on one side of the box body, a grinding outlet and a third discharge port are arranged on the other side of the box body, a dustproof mechanism is arranged on the box body, a grinding box communicated with the grinding outlet is fixed on one side of the box body, a grinding mechanism is arranged in the grinding box,

The box is internally provided with a screening mechanism, the screening mechanism comprises a coarse pore screen, a medium pore screen, a fine pore screen and three vibrating motors, the coarse pore screen, the medium pore screen and the fine pore screen are all fixed in the box in an inclined mode from top to bottom, the output ends of the three vibrating motors are respectively in one-to-one correspondence with the coarse pore screen, the medium pore screen and the fine pore screen and are fixedly connected, the dustproof mechanism is located above the coarse pore screen, and the lower ends of the medium pore screen and the fine pore screen are respectively provided with a first material collecting box and a second material collecting box.

2. The powder grinding and screening device for stone dust processing according to claim 1, wherein the dust prevention mechanism comprises a mounting box, an exhaust fan, a connecting pipeline, a suction head, a filter screen and a dust collecting bag, the mounting box is fixed on one side of the box body, the exhaust fan is arranged in the mounting box and is arranged on the connecting pipeline, one end of the connecting pipeline extends into the box body and is fixedly connected with the suction head, the filter screen is fixed on the suction head, and the outer end of the connecting pipeline is connected and communicated with the dust collecting bag.

3. The grinding and sieving device for stone dust processing according to claim 1, wherein the grinding mechanism comprises a driving motor, an upper grinding stone, a lower grinding stone, a filter screen and a material guiding pipe, the driving motor is fixed on the grinding box, the output end of the driving motor extends into the grinding box and is fixedly connected with the upper grinding stone, the lower grinding stone is fixed in the grinding box, a grinding space is arranged between the upper grinding stone and the lower grinding stone, a through hole is formed in the lower grinding stone, the filter screen is fixed in the through hole, the upper end of the material guiding pipe is connected and communicated with the through hole of the lower grinding stone, the lower end of the material guiding pipe is connected and communicated with the box, and the lower end of the material guiding pipe is arranged above the medium-hole screen.

4. The powder grinding and screening device for stone powder processing according to claim 1, wherein the first material collecting box and the second material collecting box are respectively arranged at the first discharge port and the second discharge side, a third material collecting box is further arranged in the box body, the third material collecting box is movably connected with the third discharge port of the box body, and a handle is fixed on the third material collecting box.