CN220990980U

CN220990980U - Material screening machine

Info

Publication number: CN220990980U
Application number: CN202322602786.1U
Authority: CN
Inventors: 何廷阳; 吕伟; 罗永昌; 周林; 罗建新
Original assignee: Hubei Fulong New Material Technology Co ltd
Current assignee: Hubei Fulong New Material Technology Co ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-05-24
Anticipated expiration: 2033-09-22

Abstract

The utility model discloses a material screening machine, and relates to the technical field of gypsum screening. The material screening machine comprises a separation box, a crushing mechanism and a dust removing mechanism, wherein filter screens are fixedly arranged on the inner walls of the two sides of the separation box, the crushing mechanism is arranged on one side of the separation box, and the crushing mechanism is used for automatically crushing incompletely crushed gypsum; the dust removing mechanism is arranged on the other side of the sorting box and comprises an exhaust fan, an air suction pipe and a closed box, the exhaust fan is fixedly arranged at the top of the sorting box, the air suction pipe is fixedly arranged at the output end of the exhaust fan, the closed box is fixedly arranged on the other side of the sorting box, and one end of the air suction pipe is fixedly connected with the top of the closed box and extends to the inside of the closed box. The gypsum powder floating into the air is absorbed, so that the gypsum powder is cleaned conveniently, the gypsum powder is prevented from being inhaled into the body by operators as much as possible, the health of the operators is ensured not to be affected, and the device is more environment-friendly to use.

Description

Material screening machine

Technical Field

The utility model relates to the technical field of gypsum screening, in particular to a material screening machine.

Background

The utility model provides a screening plant is used in preparation of dental superhard gypsum powder that publication No. CN217141053U, includes the base, base top slope is provided with can pivoted screening bucket, be provided with multistage screening subassembly in the screening bucket, the base top surface is installed and is used for driving screening and leads to pivoted drive assembly, screening is led to including bung, ladle body, ladle bottom, the ladle bottom with normal running fit between the ladle body, the bung with connect through the bolt between the ladle body, the base top surface is connected with first mounting bracket and the second mounting bracket that the slope set up, set up on the first mounting bracket with screening bucket complex mounting groove. The beneficial effects are that: the device is through setting up slope and can pivoted screening bucket, makes the gypsum at the in-process of screening, can effectively avoid the gypsum card to go into in the screening hole under the pivoted condition of slope to improve screening efficiency.

Above-mentioned screening plant for dental superhard gypsum powder preparation is when discharging the device with the gypsum powder, the gypsum powder can collide with the container to make some gypsum powder float in the air, be inconvenient for clear up it, probably can be inhaled by operating personnel, thereby cause harm to operating personnel's health.

Disclosure of utility model

The utility model aims to provide a material screening machine, which can solve the problems that when the plaster powder is discharged out of a device, the plaster powder collides with a container, so that some plaster powder floats into the air, is inconvenient to clean and can be inhaled by an operator, and the health of the operator is endangered.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a material sieving machine comprises a sorting box, a crushing mechanism and a dust removing mechanism, wherein filter screens are fixedly arranged on the inner walls of the two sides of the sorting box; the crushing mechanism is arranged on one side of the separation box and is used for automatically crushing the gypsum which is not completely crushed after being screened on the filter screen again; the dust removing mechanism is arranged on the other side of the sorting box and comprises an exhaust fan, an air suction pipe and a closed box, the exhaust fan is fixedly arranged at the top of the sorting box, the air suction pipe is fixedly arranged at the output end of the exhaust fan, the closed box is fixedly arranged at the other side of the sorting box, one end of the air suction pipe is fixedly connected with the top of the closed box and extends to the inside of the closed box, an ash inlet pipe is fixedly arranged at one side of the closed box, and a dust collecting cover is arranged at one end of the ash inlet pipe.

Preferably, the crushing mechanism comprises a crushing box, crushing rollers, a discharging pipe, rotating rods, gears and a gear motor, wherein the crushing box is fixedly installed on one side of the sorting box, two groups of rotating rods are rotatably installed on the rear side of the crushing box, a group of gears are fixedly installed on the outer walls of the two groups of rotating rods respectively and meshed with each other, the gear motor is fixedly installed on the rear side of the sorting box through a connecting plate, an output shaft of the gear motor is fixedly connected with one end of the rotating rods, the other end of the rotating rods penetrates through the crushing box and is fixedly installed with the crushing rollers, the discharging pipe is fixedly installed on the bottom of the crushing box, one end of the discharging pipe is fixedly connected with one side of the sorting box, manual operation is not needed, large-particle gypsum under screening is automatically ground, working strength is reduced, workload of workers is reduced, time required for gypsum powder preparation is saved, and usability and practicability of the device are improved.

Preferably, the dust removing mechanism further comprises a dust cover, an ash inlet pipe and a collecting box, one end of the air suction pipe is in threaded connection with the dust cover, a dust filtering net is arranged on the dust cover, the collecting box is arranged at the bottom of the inner side of the closed box, the front side of the closed box is hinged with a sealing door, gypsum powder in air is absorbed, the gypsum powder is convenient to clean, the gypsum powder is prevented from being inhaled into the body by an operator as much as possible, the body health of the operator is not influenced, and the device is more environment-friendly to use.

Preferably, a connecting pipe is fixedly arranged on one side of the sorting box, and one end of the connecting pipe penetrates through the crushing box and extends to the inside of the crushing box.

Preferably, a cover plate is hinged to the top of the sorting box.

Preferably, a guide plate is fixedly arranged at the bottom of the separation box, and a powder discharge pipe is fixedly arranged at the other side of the separation box.

Preferably, a vibrating motor is fixedly arranged at the rear side of the sorting box.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This material screening machine uses through broken case, crushing roller, unloading pipe, dwang, gear and gear motor's cooperation, need not the manual work and operates, and automatic grinding to the large granule gypsum under the screening reduces working strength, reduces staff's work load, practices thrift the required time of gesso preparation, improves the usability and the practicality of device.

(2) This material screening machine uses through air exhauster, aspiration channel, seal box, shield, advances ash pipe and the cooperation of collecting box, absorbs the gesso that wafts in the air, is convenient for clear up the gesso, avoids being inhaled in vivo by operating personnel as far as possible, guarantees that operating personnel's healthy is not influenced, makes the device use more environmental protection.

Drawings

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

FIG. 2 is a schematic rear perspective view of the present utility model;

FIG. 3 is a schematic perspective view of the airtight box of the present utility model;

Fig. 4 is a perspective view of the present utility model.

Reference numerals: 1. a sorting box; 2. a filter screen; 3. a crushing mechanism; 301. a crushing box; 302. a crushing roller; 303. discharging pipes; 304. a rotating lever; 305. a gear; 306. a speed reducing motor; 4. a connecting pipe; 5. a dust removing mechanism; 501. an exhaust fan; 502. an air suction pipe; 503. a closed box; 504. a dust cover; 505. an ash inlet pipe; 506. a collection box; 6. a cover plate; 7. a deflector; 8. a vibration motor; 9. and a powder discharge pipe.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

Referring to fig. 1-4, the present utility model provides a technical solution: the material screening machine comprises a separation box 1, a crushing mechanism 3 and a dust removing mechanism 5, wherein filter screens 2 are fixedly arranged on the inner walls of the two sides of the separation box 1; the crushing mechanism 3 is arranged on one side of the separation box 1, and the crushing mechanism 3 is used for automatically crushing the incompletely crushed gypsum screened on the filter screen 2 again; the dust removing mechanism 5 is arranged on the other side of the sorting box 1, the dust removing mechanism 5 comprises an exhaust fan 501, an air suction pipe 502 and a closed box 503, the exhaust fan 501 is fixedly arranged at the top of the sorting box 1, the air suction pipe 502 is fixedly arranged at the output end of the exhaust fan 501, the closed box 503 is fixedly arranged on the other side of the sorting box 1, one end of the air suction pipe 502 is fixedly connected with the top of the closed box 503 and extends to the inside of the closed box 503, an ash inlet pipe 505 is fixedly arranged on one side of the closed box 503, and a dust collecting cover is arranged at one end of the ash inlet pipe 505.

The crushing mechanism 3 comprises a crushing box 301, crushing rollers 302, a discharging pipe 303, rotating rods 304, gears 305 and a gear motor 306, wherein the crushing box 301 is fixedly installed on one side of the sorting box 1, two groups of rotating rods 304 are rotatably installed on the rear side of the crushing box 301, a group of gears 305 are fixedly installed on the outer walls of the two groups of rotating rods 304 respectively, the two groups of gears 305 are meshed, the gear motor 306 is fixedly installed on the rear side of the sorting box 1 through a connecting plate, an output shaft of the gear motor 306 is fixedly connected with one end of the group of rotating rods 304, the other end of the rotating rod 304 penetrates through the crushing box 301 and is fixedly provided with the crushing rollers 302, the discharging pipe 303 is fixedly installed at the bottom of the crushing box 301, one end of the discharging pipe 303 is fixedly connected with one side of the sorting box 1, manual operation is not needed, large-particle gypsum under screening is automatically ground, working strength is reduced, working load of staff is reduced, time required by gypsum powder preparation is saved, and usability and practicability of the device are improved.

The dust removing mechanism 5 further comprises a dust cover 504, an ash inlet pipe 505 and a collecting box 506, one end of the air suction pipe 502 is in threaded connection with the dust cover 504, a dust filtering net is arranged on the dust cover 504, the collecting box 506 is arranged at the bottom of the inner side of the closed box 503, a sealing door is hinged to the front side of the closed box 503, gypsum powder floating into air is absorbed, the gypsum powder is convenient to clean, the gypsum powder is prevented from being inhaled into the body by an operator as much as possible, the body health of the operator is not influenced, and the device is more environment-friendly to use.

A connection pipe 4 is fixedly installed at one side of the separation box 1, and one end of the connection pipe 4 passes through the crushing box 301 and extends to the inside of the crushing box 301.

The top of the sorting box 1 is hinged with a cover plate 6.

The bottom of the separation box 1 is fixedly provided with a guide plate 7, and the other side of the separation box 1 is fixedly provided with a powder discharge pipe 9.

A vibrating motor 8 is fixedly arranged at the rear side of the sorting box 1.

Working principle: when the device is used, the cover plate 6 is opened to pour gypsum powder to be screened into the separation box 1, the vibrating motor 8 is started to vibrate the device, the filter screen 2 is used for screening the gypsum powder, fine powder falls on the guide plate 7 through the filter screen 2, the fine powder is discharged out of the device through the powder discharge pipe 9, the exhaust fan 501 is started, the airtight box 503 is exhausted through the air suction pipe 502, a negative pressure state is formed in the airtight box 503, further, floating dust is sucked into the airtight box 503 through the ash inlet pipe 505, larger-particle gypsum is guided into the crushing box 301 through the connecting pipe 4, the reducing motor 306 is started to drive the rotating rod 304 to rotate, two groups of crushing rollers 302 are made to rotate in opposite directions under the meshing transmission of the gear 305, the crushed gypsum powder returns into the separation box 1 through the blanking pipe 303 and is discharged out of the powder discharge pipe 9.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. A material screening machine, comprising:

the device comprises a separation box (1), wherein filter screens (2) are fixedly arranged on the inner walls of the two sides of the separation box (1);

The crushing mechanism (3) is arranged on one side of the separation box (1), and the crushing mechanism (3) is used for automatically crushing the incompletely crushed gypsum screened from the filter screen (2) again;

The dust removing mechanism (5) is arranged on the other side of the sorting box (1), the dust removing mechanism (5) comprises an exhaust fan (501), an air suction pipe (502) and a closed box (503), the top of the sorting box (1) is fixedly provided with the exhaust fan (501), the output end of the exhaust fan (501) is fixedly provided with the air suction pipe (502), the other side of the sorting box (1) is fixedly provided with the closed box (503), one end of the air suction pipe (502) is fixedly connected with the top of the closed box (503) and extends to the inside of the closed box (503), one side of the closed box (503) is fixedly provided with an ash inlet pipe (505), and one end of the ash inlet pipe (505) is provided with a dust collecting cover.

2. A material screening machine according to claim 1, wherein: the crushing mechanism (3) comprises a crushing box (301), crushing rollers (302), a blanking pipe (303), rotating rods (304), gears (305) and a reducing motor (306), wherein the crushing box (301) is fixedly arranged on one side of the sorting box (1), two groups of rotating rods (304) are rotatably arranged on the rear side of the crushing box (301), a group of gears (305) are fixedly arranged on the outer walls of the two groups of rotating rods (304) respectively, the two groups of gears (305) are meshed, the reducing motor (306) is fixedly arranged on the rear side of the sorting box (1) through a connecting plate, an output shaft of the reducing motor (306) is fixedly connected with one end of the rotating rods (304), the other end of the rotating rods (304) penetrates through the crushing box (301) and is fixedly provided with the crushing rollers (302), the blanking pipe (303) is fixedly arranged on the bottom of the crushing box (301), and one end of the blanking pipe (303) is fixedly connected with one side of the sorting box (1).

3. A material screening machine according to claim 2, wherein: the dust removing mechanism (5) further comprises a dust cover (504), an ash inlet pipe (505) and a collecting box (506), one end of the air suction pipe (502) is connected with the dust cover (504) in a threaded mode, a dust filtering net is arranged on the dust cover (504), the collecting box (506) is arranged at the bottom of the inner side of the airtight box (503), and the front side of the airtight box (503) is hinged to be provided with a sealing door.

4. A material screening machine according to claim 3, wherein: one side of the separation box (1) is fixedly provided with a connecting pipe (4), and one end of the connecting pipe (4) penetrates through the crushing box (301) and extends to the inside of the crushing box (301).

5. A material screening machine according to claim 4, wherein: the top of the separation box (1) is hinged with a cover plate (6).

6. A material screening machine according to claim 5, wherein: the bottom of the separation box (1) is fixedly provided with a guide plate (7), and the other side of the separation box (1) is fixedly provided with a powder discharge pipe (9).

7. A material screening machine according to claim 6, wherein: and a vibrating motor (8) is fixedly arranged at the rear side of the sorting box (1).