CN219111774U

CN219111774U - Hierarchical sieve separator of superfine heavy calcium carbonate

Info

Publication number: CN219111774U
Application number: CN202222440428.0U
Authority: CN
Inventors: 王建白; 王建强
Original assignee: Chizhou Jinyi New Material Co ltd
Current assignee: Chizhou Jinyi New Material Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-06-02
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a grading screening machine for superfine heavy calcium carbonate, which relates to the technical field of screening machines and comprises a barrel, wherein a funnel-shaped discharging channel is fixedly arranged in the barrel, a driving motor is fixedly arranged on the outer side of the funnel-shaped discharging channel, an output shaft of the driving motor extends into the funnel-shaped discharging channel to be connected with a connecting disc, and a plurality of inclined rods I are equidistantly arranged on the peripheral surface of the connecting disc; according to the method, the first screening is performed through the fixed disc and the rotary disc, intermittent blanking screening can be performed, blanking is avoided to be more uniform, blocking is avoided, the second screening is performed through the concave filter disc, different types of particles with different sizes can be obtained, and selection is performed; simultaneously, the first inclined rod and the second inclined rod are jacked up intermittently, so that the integral fixed disc and the rotary disc are driven to reciprocate up and down, the materials are driven to vibrate up and down, blanking and crushing are accelerated, and blocking is avoided.

Description

Hierarchical sieve separator of superfine heavy calcium carbonate

Technical Field

The utility model relates to the technical field of screening machines, in particular to a grading screening machine for superfine heavy calcium carbonate.

Background

Heavy calcium carbonate, called heavy calcium carbonate for short, is prepared by grinding natural carbonate minerals such as calcite, marble, and limestone. Is a common powdery inorganic filler, and has the advantages of high chemical purity, large inertia, difficult chemical reaction, good thermal stability, no decomposition below 400 ℃, high whiteness, low oil absorption, low refractive index, soft quality, drying, no crystal water, low hardness, small abrasion value, no toxicity, no smell, no odor, good dispersibility and the like.

Because of numerous advantages of heavy calcium carbonate, the heavy calcium carbonate is widely used as filler and pigment of plastics, paper making, paint, ink, rubber and the like, and is the inorganic nonmetallic mineral filler with the largest yield and dosage at present. In many fields, such as inks, paints and parts of specialty paper pigments, not only the fine particle size of the heavy calcium carbonate product is required, but also the narrow particle size distribution, e.g. 5 to 15 μm, where neither the fraction smaller than 5 μm nor the fraction larger than 15 μm is greater than 5%; thus requiring multiple stages of screening thereof;

the utility model discloses a superfine heavy calcium carbonate fine powder classification processing apparatus in patent number 2018210364830, utilizes power motor to drive epaxial puddler of pivot and stirring dish high efficiency screening fine powder, prevents to pile up the caking, utilizes thrust unit to drive the fine powder after the push pedal promotes the first filtration, carries out the second level and filters, simple structure moreover, and the practicality is strong, is suitable for using widely. However, in the blanking process of the device, an intermittent structure is not designed, so that the device cannot perform intermittent blanking and can be blocked. Therefore, a grading and screening machine for superfine heavy calcium carbonate is designed.

Disclosure of Invention

The utility model aims to provide a grading screening machine for superfine heavy calcium carbonate, which solves the following technical problems: in the blanking process of the equipment, an intermittent structure is not designed, so that the equipment cannot perform intermittent blanking and can be blocked.

The aim of the utility model can be achieved by the following technical scheme:

the grading screening machine for the superfine heavy calcium carbonate comprises a barrel, wherein a funnel-shaped discharging channel is fixedly arranged in the barrel, a driving motor is fixedly arranged on the outer side of the funnel-shaped discharging channel, an output shaft of the driving motor extends into the funnel-shaped discharging channel to be connected with a connecting disc, and a plurality of inclined rods I are equidistantly arranged on the outer peripheral surface of the connecting disc;

the two sides of the inner wall of the funnel-shaped discharging channel are fixedly provided with convex columns, the top of each convex column is movably connected with a supporting plate, the center of the bottom of each supporting plate is fixedly provided with a second inclined rod, the second inclined rods are matched with the first inclined rods, the center of the top of each supporting plate is fixedly provided with a rotating motor, the output shaft of each rotating motor is fixedly provided with a rotating shaft, the rotating shafts are fixedly provided with rotating discs, the upper parts of the rotating discs are connected with fixed discs through bearings, and the rotating discs and the fixed discs are provided with through holes;

and a reciprocating screening mechanism is arranged below the funnel-type discharging channel.

As a further scheme of the utility model: the screening mechanism comprises an air cylinder fixedly arranged on the cylinder body, a concave filter disc is fixedly arranged on a piston rod of the air cylinder, and a plurality of screening holes are uniformly formed in the concave filter disc.

As a further scheme of the utility model: the end part of the rotating shaft is fixedly provided with a conical cap, and a plurality of crushing rods are circumferentially arranged at the bottom of the conical cap.

As a further scheme of the utility model: the convex column is sleeved with a spring, one end of the spring is fixedly connected with the supporting plate, and the other end of the spring is fixedly connected with the convex column.

As a further scheme of the utility model: the top of the cylinder is fixedly provided with a top cover, and the top of the top cover is fixedly provided with a feeding funnel.

As a further scheme of the utility model: one side of the cylinder body is provided with a discharge hole which is positioned on the concave filter disc.

As a further scheme of the utility model: the diameters of the rotary disc and the fixed disc are the same as the diameter of the inner wall of the cylinder.

The utility model has the beneficial effects that:

according to the method, the first screening is performed through the fixed disc and the rotary disc, intermittent blanking screening can be performed, blanking is avoided to be more uniform, blocking is avoided, the second screening is performed through the concave filter disc, different types of particles with different sizes can be obtained, and selection is performed;

simultaneously, the first inclined rod and the second inclined rod are jacked up intermittently, so that the integral fixed disc and the rotary disc are driven to reciprocate up and down, the materials are driven to vibrate up and down, blanking and crushing are accelerated, and blocking is avoided.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the cylinder of the present utility model;

FIG. 3 is a schematic view of the internal structure of the funnel-type discharge channel of the present utility model.

In the figure: 1. a cylinder; 11. a discharge port; 12. a feed hopper; 21. a funnel-type discharge channel; 22. a turntable; 23. a fixed plate; 24. a through hole; 25. a rotation shaft; 26. a conical cap; 27. crushing the rod; 28. a driving motor; 29. a support plate; 210. a rotating electric machine; 211. a spring; 212. a connecting disc; 213. a first inclined rod; 214. a second inclined rod; 215. a male post; 31. a concave filter disc; 32. a cylinder; 33. and (5) screening holes.

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.

Referring to fig. 1-3, the utility model discloses a grading screening machine for superfine heavy calcium carbonate, which comprises a barrel 1, wherein a funnel-shaped discharging channel 21 is fixedly arranged in the barrel 1, a driving motor 28 is fixedly arranged on the outer side of the funnel-shaped discharging channel 21, an output shaft of the driving motor 28 extends into the funnel-shaped discharging channel 21 to be connected with a connecting disc 212, and a plurality of inclined rods 213 are equidistantly arranged on the outer peripheral surface of the connecting disc 212; the two sides of the inner wall of the funnel-shaped discharging channel 21 are fixedly provided with convex columns 215, the top of each convex column 215 is movably connected with a supporting plate 29, the center of the bottom of each supporting plate 29 is fixedly provided with a diagonal rod II 214, each diagonal rod II 214 is matched with a diagonal rod I213, the center of the top of each supporting plate 29 is fixedly provided with a rotating motor 210, the output shaft of each rotating motor 210 is fixedly provided with a rotating shaft 25, the rotating shafts 25 are fixedly provided with rotating discs 22, the upper parts of the rotating discs 22 are connected with fixed discs 23 through bearings, the rotating discs 22 and the fixed discs 23 are respectively provided with through holes 24, and the diameters of the rotating discs 22 and the fixed discs 23 are the same as the diameter of the inner wall of the barrel 1; a reciprocating screening mechanism is arranged below the funnel-shaped discharging channel 21.

Firstly, the rotating motor 210 drives the turntable 22 to rotate, through holes 24 on the turntable 22 are staggered or overlapped with through holes 24 on the fixed disc 23, intermittent blanking and screening are realized, in the blanking process, the motor 28 is started simultaneously to drive the connecting disc 212 to rotate, the connecting disc 212 drives the inclined rod I213 to rotate, the inclined rod I213 intermittently pushes up the inclined rod II 214, and then the integral fixed disc 23 and the turntable 22 are driven to reciprocate up and down, so that the material is driven to vibrate up and down, blanking is accelerated, and blocking is avoided. And finally, carrying out secondary screening through a screening mechanism.

The screening mechanism comprises an air cylinder 32 fixedly arranged on the cylinder body 1, a concave filter disc 31 is fixedly arranged on a piston rod of the air cylinder 32, and a plurality of screening holes 33 are uniformly formed in the concave filter disc 31. The cylinder 32 is driven to push the concave filter disc 31 to reciprocate, so that the raw materials are screened.

The tip fixed mounting of rotation axis 25 has toper cap 26, the bottom of toper cap 26 is the circumference and is provided with a plurality of crushing poles 27, be provided with the horizon bar on the crushing pole 27, rotation axis 25 drives crushing pole 27 and rotates, and then smashes the big granule raw materials that partly do not sieve, carries out the screening unloading, can take off the top cap at last, takes out the raw materials that do not smash the screening, also can suck it through the dust catcher, does not need to open the top cap, has disclosed a superfine heavy calcium carbonate fine powder classification processing apparatus in patent No. 2018210364830 and has been retrieved through the dust catcher.

The convex column 215 is sleeved with a spring 211, one end of the spring 211 is fixedly connected with the supporting plate 29, the other end of the spring 211 is fixedly connected with the convex column 215, and the supporting plate 29 can be driven to reset through the arrangement of the spring 211.

The top of the cylinder body 1 is connected with a top cover through a bolt, and a feeding funnel 12 is fixedly arranged on the top cover.

One side of the cylinder body 1 and positioned on the concave filter disc 31 is provided with a discharge port 11, and the discharge port 11 can discharge materials; and the concave filter disc 31 is just moved to the discharge port 11, and at the same time, the raw material which has not been sieved can be taken out.

The working principle of the utility model is as follows: firstly, adding calcium carbonate powder from a feeding funnel 12, driving a rotary table 22 to rotate through a rotary motor 210, and enabling through holes 24 on the rotary table 22 to be staggered or overlapped with through holes 24 on a fixed disc 23 to realize intermittent blanking screening; the large-particle raw materials which are not screened out are driven to rotate by the rotary shaft 25 to further break up part of the large-particle raw materials and screen and feed, in the feeding process, the motor 28 is started to drive the connecting disc 212 to rotate, the connecting disc 212 drives the inclined rod I213 to rotate, the inclined rod I213 intermittently pushes up the inclined rod II 214 to further drive the integral fixed disc 23 and the rotary disc 22 to reciprocate up and down, and further drive the materials to vibrate up and down, so that the feeding and crushing are accelerated, and the blocking is avoided; the top cover can be opened to take out the falling raw materials without screening; it can also be sucked out by the dust collector without opening the top cover.

The falling raw materials are conveyed into the concave filter disc 31 through the funnel-shaped discharging channel 21, the cylinder 32 is driven, the concave filter disc 31 is pushed to reciprocate, and then the raw materials are screened; finally discharging through a discharge port 11; and the concave filter disc 31 is just moved to the discharge port 11, and at the same time, the raw material which has not been sieved can be taken out.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The grading screening machine for the superfine heavy calcium carbonate is characterized by comprising a barrel body (1), wherein a funnel-shaped discharging channel (21) is fixedly arranged in the barrel body (1), a driving motor (28) is fixedly arranged on the outer side of the funnel-shaped discharging channel (21), an output shaft of the driving motor (28) extends into the funnel-shaped discharging channel (21) to be connected with a connecting disc (212), and a plurality of inclined rods (213) are equidistantly arranged on the outer peripheral surface of the connecting disc (212);

the utility model discloses a hopper-shaped material discharging channel, including funnel-shaped material discharging channel, including inner wall, rotary motor, fixed disk (22), fixed disk (23), fixed disk (24) are all offered on rotary disk (22) and fixed disk (23), convex post (215) are all fixed to the inner wall both sides of funnel-shaped material discharging channel (21), the top swing joint of convex post (215) has backup pad (29), bottom center department fixed mounting of backup pad (29) has diagonal rod two (214), diagonal rod two (214) and diagonal rod one (213) adaptation, top center department fixed mounting of backup pad (29) has rotary motor (210), fixed disk (25) are gone up in the output shaft of rotary motor (210), fixed disk (22) are gone up to fixed disk (22) top through the bearing connection fixed disk (23);

and a reciprocating screening mechanism is arranged below the funnel-shaped discharging channel (21).

2. The classifying screen machine of superfine heavy calcium carbonate according to claim 1, wherein the screening mechanism comprises a cylinder (32) fixedly installed on the cylinder body (1), a concave filter disc (31) is fixedly installed on a piston rod of the cylinder (32), and a plurality of screening holes (33) are uniformly formed in the concave filter disc (31).

3. The classifying screen machine for superfine heavy calcium carbonate according to claim 1, wherein a conical cap (26) is fixedly arranged at the end part of the rotating shaft (25), and a plurality of crushing rods (27) are circumferentially arranged at the bottom of the conical cap (26).

4. The classifying screen machine for superfine heavy calcium carbonate according to claim 1, wherein a spring (211) is sleeved on the convex column (215), one end of the spring (211) is fixedly connected with the supporting plate (29), and the other end of the spring is fixedly connected with the convex column (215).

5. The classifying screen machine for superfine heavy calcium carbonate according to claim 1, wherein a top cover is fixedly arranged at the top of the cylinder (1), and a feeding funnel (12) is fixedly arranged at the top of the top cover.

6. The classifying screen machine of superfine heavy calcium carbonate according to claim 1, wherein a discharge outlet (11) is formed on one side of the cylinder (1) and located on the concave filter disc (31).

7. The classifying screen machine for superfine heavy calcium carbonate according to claim 1, characterized in that the diameter of the turntable (22) and the fixed disk (23) is the same as the diameter of the inner wall of the cylinder (1).