CN110876966A

CN110876966A - Flour mill

Info

Publication number: CN110876966A
Application number: CN201910959836.7A
Authority: CN
Inventors: 刘亚勤
Original assignee: Xi'an Science And Technology Achievement Transformation Engineering Co Ltd
Current assignee: Xi'an Science And Technology Achievement Transformation Engineering Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-03-13

Abstract

The invention belongs to the field of flour mills, in particular to a flour mill, aiming at the problem that multiple times of grinding are often carried out by arranging a plurality of grinding mechanisms in the use process of the existing flour mill, so that the effect of thorough grinding is achieved, but the effect of thorough grinding cannot be achieved, and the problem of overhigh grinding cost due to the arrangement of the plurality of grinding mechanisms, the flour mill comprises a box body and is characterized in that the grinding mechanisms are arranged in the box body, filter screens fixed with the inner walls of two sides of the box body are arranged under the grinding mechanisms, one side of the box body is rotatably connected with a rotating table, and a plurality of placing grooves are formed in the circumferential direction of the side wall of the rotating table close to one side of the box body. The automatic material collecting and recycling device can filter and separate the ground materials, can collect the insufficiently ground materials, and then automatically recover the ground materials, does not need manual operation in the whole process, and improves the automation degree and the practicability.

Description

Flour mill

Technical Field

The invention relates to the technical field of pulverizers, in particular to a pulverizer.

Background

The pulverizer is suitable for high-fine powder processing of 280 materials in industries such as non-inflammable and explosive minerals, chemical industry, buildings and the like with Mohs hardness of not more than 9.3 and humidity of less than 6%, such as barite, calcite, potash feldspar, talc, marble, limestone, dolomite, fluorite, lime, activated clay, activated carbon, bentonite, kaolin, cement, phosphate rock, gypsum, glass, heat insulation materials and the like, the granularity of a finished product is randomly adjusted within the range of 80-325 meshes, and the highest granularity of part of the materials can reach 600 meshes. The pulverizer is widely applied to the industries of chemical industry, mines, steel, thermal power, coal and the like, the process of changing large-particle materials into small-particle materials by external force is called crushing, and the used machinery is called a crusher. The process of using external force to change the small particle materials into powder materials is called crushing or grinding, and is called grinding for short. The machine used in it is called a pulverizer (grinding equipment). The crushing and grinding are combined and called crushing mill for short, and the used machine is called crushing mill machine for short.

In the use process of the existing pulverizer, multiple times of pulverizing are often performed by arranging a plurality of pulverizing mechanisms, so that the effect of thorough pulverizing is achieved, but the effect of thorough pulverizing cannot be achieved, and the pulverizing cost is too high by arranging the plurality of pulverizing mechanisms, so that the pulverizer is provided.

Disclosure of Invention

The pulverizer provided by the invention solves the problems that the effect of thorough grinding is achieved by arranging a plurality of grinding mechanisms for grinding for a plurality of times, but the effect of thorough grinding cannot be achieved, and the grinding cost is too high due to the arrangement of the plurality of grinding mechanisms.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a flour mill, includes the box, the inside of box is provided with grinding mechanism, and the issue of grinding mechanism is installed with the filter screen of box both sides inner wall fixed, one side of box is rotated and is connected with the rotation platform, and the rotation platform is close to one side lateral wall of box and has seted up a plurality of standing grooves along the circumferencial direction.

Grinding mechanism sets up the crushing roller inside the box including the symmetry, and the both sides lateral wall of crushing roller all is fixed with the pivot, and the one end that crushing roller was kept away from in the pivot is rotated with the box inside wall and is connected, one side outer wall of box is fixed with driving motor, and driving motor's output is fixed with the driving shaft through the shaft coupling, and driving motor's one end is kept away from to the driving shaft is passed the box and is rotated a lateral wall fixedly, a plurality of worms have been cup jointed in the lateral wall tight fit of driving shaft, the worm wheel has been cup jointed in the lateral wall tight fit of pivot, and meshes the transmission between worm wheel.

Further, sliding connection has the scraper blade between the both sides lateral wall of standing groove, and one side lateral wall of scraper blade is fixed with the guide bar of perpendicular setting, and the one end that the scraper blade was kept away from to the guide bar extends to the standing groove external fixation and has the regulating plate, and sets up perpendicularly between regulating plate and the guide bar, reset spring has been cup jointed to the one end that the guide bar extends to the standing groove outside.

Further, a first through hole and a second through hole which are obliquely arranged are formed in the side wall of one side of the box body, the second through hole is located above the first through hole, the first through hole and the second through hole are communicated with the inside of the placing groove, a circulating pipe is fixed to the side wall of one side of the second through hole, and a connecting column fixed to the inner wall of the top end of the box body is installed on the side wall of the top end of the circulating pipe.

Furthermore, the bottom lateral wall of box is fixed with the supporting seat that the symmetry set up, and one side lateral wall that the supporting seat is close to each other is fixed with the backup pad of perpendicular setting, and the collecting box has been placed on the top of backup pad.

Further, the below of filter screen is installed with the fixed conical plate of box bottom lateral wall, the discharge gate has been seted up to the bottom lateral wall of box, and the conical surface of conical plate all faces the discharge gate.

Furthermore, a first limiting plate is fixed on the side wall of the top end of the box body, a second limiting plate is fixed at one end of the first limiting plate, and a third limiting plate is fixed on the side wall of the bottom end of the second limiting plate.

Further, a third through hole has been seted up to the top lateral wall of box, and the inside of third through hole is fixed with the inlet pipe, and the inlet pipe is located two directly over between the crushing roller, the top of inlet pipe is fixed with the feed nozzle.

Furthermore, the outer wall of one side of the box body, which is close to the rotating table, is provided with a chute with an annular structure, the chute is connected with a sliding block in a sliding manner, and the other end of the sliding block is fixed with the side wall of the rotating table.

Due to the adoption of the technical scheme, the invention has the following advantages: the grinding mechanism is arranged in the box body, a filter screen fixed with the inner walls of two sides of the box body is installed under the grinding mechanism, a rotating platform is rotatably connected to one side of the box body, a plurality of placing grooves are formed in the side wall, close to the box body, of the rotating platform in the circumferential direction, the grinding mechanism comprises grinding rollers symmetrically arranged in the box body, rotating shafts are fixed to the side walls of two sides of each grinding roller, one ends, far away from the grinding rollers, of the rotating shafts are rotatably connected with the inner wall of the box body, a driving motor is fixed to the outer wall of one side of the box body, a driving shaft is fixed to the output end of the driving motor through a coupler, one end, far away from the driving motor, of the driving shaft penetrates through the box body and is fixed to the side wall of the rotating platform, a plurality of worms are sleeved on the outer side wall, can collect the not thorough material inadequately to the grinding, then retrieve the grinding operation automatically, whole journey need not manual operation, has improved degree of automation and practicality.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.

Drawings

FIG. 1 is a front view of a pulverizer according to the present invention.

FIG. 2 is a schematic structural view of a side wall of a housing of a pulverizer according to the present invention.

FIG. 3 is an enlarged schematic view of part A of the pulverizer of the present invention.

FIG. 4 is a schematic view of an extrusion structure of an adjusting plate and a third limiting plate of the pulverizer of the present invention.

FIG. 5 is a schematic view of a sidewall structure of a rotational table of a pulverizer of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a pulverizer comprises a box body 1, wherein a pulverizing mechanism is arranged inside the box body 1, a filter screen 8 fixed with the inner walls of two sides of the box body 1 is installed under the pulverizing mechanism, one side of the box body 1 is rotatably connected with a rotating table 9, and a plurality of placing grooves 17 are formed in the circumferential direction of the side wall of one side, close to the box body 1, of the rotating table 9.

Grinding mechanism sets up at 1 inside crushing roller 2 of box including the symmetry, and the both sides lateral wall of crushing roller 2 all is fixed with pivot 3, and the one end that crushing roller 2 was kept away from to pivot 3 is connected with the rotation of 1 inside wall of box, one side outer wall of box 1 is fixed with driving motor 4, and driving motor 4's output is fixed with driving shaft 5 through the shaft coupling, and driving shaft 5 keeps away from the one end of driving motor 4 and passes box 1 and rotate 9 lateral walls fixedly, a plurality of worms 6 have been cup jointed in driving shaft 5's lateral wall tight fit, worm wheel 7 has been cup jointed in the lateral wall tight fit of pivot 3, and meshes the transmission between worm wheel 7 and the worm 6 and be connected, be worth explaining, two worms 6 on the driving shaft 5 are reverse setting, can make two pivot 3 rotate with clockwise and anticlockwise respectively.

Sliding connection has scraper blade 13 between the both sides lateral wall of standing groove 17, and one side lateral wall of scraper blade 13 is fixed with perpendicular guide bar 14 that sets up, and the one end that guide bar 14 kept away from scraper blade 13 extends to standing groove 17 external fixation has regulating plate 15, and sets up perpendicularly between regulating plate 15 and the guide bar 14, reset spring 16 has been cup jointed to the one end that guide bar 14 extends to the standing groove 17 outside, and it is worth explaining that, the guiding hole has been seted up to one side lateral wall of standing groove 17, and guide bar 14 can pass the guiding hole and extend to the standing groove 17 outside, and guide bar 14 is can be in the downthehole setting that slides of guiding.

The utility model discloses a solar water heater, including box 1, standing groove 17, first through-hole 10 and second through-hole 11 that the slope set up are seted up to one side lateral wall of box 1, and second through-hole 11 is located first through-hole 10 top, first through-hole 10 and second through-hole 11 all communicate with standing groove 17 is inside, one side lateral wall of second through-hole 11 is fixed with circulating pipe 12, and the top lateral wall of circulating pipe 12 install with the fixed spliced pole in box 1 top inner wall, the bottom lateral wall of box 1 is fixed with the supporting seat 21 that the symmetry set up, and one side lateral wall that supporting seat 21 is close to each other is fixed with the backup pad 22 of perpendicular setting, and collecting box.

The utility model discloses a filter screen, including filter screen 8, conical plate 24 fixed with 1 bottom lateral wall of box is installed to the below of filter screen 8, discharge gate 25 has been seted up to the bottom lateral wall of box 1, and conical surface of conical plate 24 all towards discharge gate 25, the top lateral wall of box 1 is fixed with first limiting plate 18, and the one end of first limiting plate 18 is fixed with second limiting plate 19, and the bottom lateral wall of second limiting plate 19 is fixed with third limiting plate 20, and it is worth explaining, conical plate 24's conical surface bottom contacts with the both ends of discharge gate 25.

Third through-hole has been seted up to the top lateral wall of box 1, and the inside of third through-hole is fixed with inlet pipe 26, and inlet pipe 26 is located two smash directly over between the roller 2, the top of inlet pipe 26 is fixed with feed nozzle 27, box 1 is close to one side outer wall of revolving stage 9 and sets up annular structure's spout 28, and sliding connection has slider 29 on the spout 28, and slider 29's the other end is fixed with revolving stage 9 lateral wall.

The working principle is as follows: when grinding operation is carried out, raw materials are added from a feeding nozzle 27, the raw materials fall into a feeding pipe 26 and then fall into a space between two grinding rollers 2, a driving motor 4 is started simultaneously, the driving shaft 5 is driven by the driving motor 4 to rotate, the driving shaft 5 drives a worm 6 to rotate, the worm 6 and a worm wheel 7 are driven to respectively drive a rotating shaft 3 to rotate in opposite directions, the grinding rollers 2 are enabled to rotate towards directions close to each other, grinding operation is carried out on the raw materials, the ground raw materials fall on the surface of a filter screen 8 and are filtered by the filter screen 8, the matched raw materials fall into a collecting box 23 from a discharge port 25, the non-matched raw materials fall into a placing groove through a first through hole 10, meanwhile, the driving motor drives the driving shaft to rotate, a rotating platform is driven by the driving shaft to rotate, the placing groove 17 filled with the raw materials is enabled to rotate until the placing groove 17, third limiting plate 20 extrudees the arcwall face of regulating plate 15, make regulating plate 15 drive guide bar 14, guide bar 14 drives scraper blade 13 and removes, push second through-hole 11 with the raw materials, last raw materials gets into circulating pipe 12 from second through-hole 11, fall into between two crushing roller 2 again at last, grind once more, the recycling, this design is simple swift, can carry out the filtering separation to the material after the grinding, can collect the not thorough material of grinding inadequately, then retrieve the grinding operation automatically, whole journey need not manual operation, degree of automation and practicality have been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a flour mill, includes the box, its characterized in that, the inside of box is provided with grinding mechanism, and the issue of grinding mechanism is installed and is fixed with the box both sides inner wall filter screen, one side of box is rotated and is connected with the rotation platform, and the rotation platform is close to one side lateral wall of box and has seted up a plurality of standing grooves along the circumferencial direction.

2. The pulverizer as claimed in claim 1, wherein a scraper is slidably connected between two side walls of the placing groove, a vertically arranged guide rod is fixed on one side wall of the scraper, an end of the guide rod far away from the scraper extends to the outside of the placing groove, an adjusting plate is fixed on the outside of the placing groove, the adjusting plate and the guide rod are vertically arranged, and a return spring is sleeved on one end of the guide rod extending to the outside of the placing groove.

3. The pulverizer of claim 1, wherein a first through hole and a second through hole are obliquely formed in a side wall of the box body, the second through hole is located above the first through hole, the first through hole and the second through hole are both communicated with the inside of the placing groove, a circulating pipe is fixed to a side wall of one side of the second through hole, and a connecting column fixed to an inner wall of the top end of the box body is installed on a side wall of the top end of the circulating pipe.

4. A pulverizer as defined by claim 1, wherein the bottom side wall of the housing is fixed with symmetrically disposed support seats, the side wall of the side where the support seats are adjacent to each other is fixed with a vertically disposed support plate, and the collection box is disposed at the top end of the support plate.

5. The pulverizer of claim 1, wherein a conical plate fixed to a bottom side wall of the box is installed below the filter screen, a discharge opening is formed in the bottom side wall of the box, and conical surfaces of the conical plate face the discharge opening.

6. A pulverizer as defined in claim 1, wherein a first limit plate is fixed to a top side wall of the box, a second limit plate is fixed to one end of the first limit plate, and a third limit plate is fixed to a bottom side wall of the second limit plate.

7. A pulverizing mill as claimed in claim 1, wherein a third through hole is formed in the top side wall of the box, a feed pipe is fixed in the third through hole and is located right above the space between the two pulverizing rollers, and a feed nozzle is fixed at the top end of the feed pipe.

8. A pulverizer as defined in claim 1, wherein the outer wall of the housing adjacent to the rotary table is provided with a chute of annular configuration, the chute is slidably connected with a slide block, and the other end of the slide block is fixed to the side wall of the rotary table.