CN111774141A - A starch continuous crushing and grinding device for starch production line - Google Patents

Abstract

The invention discloses a starch continuous crushing and grinding device used in a starch production line, belonging to the field of starch production. A feeding port is arranged above the main body, and a first spring is installed below the partition plate; a first rotating shaft is installed on the left and right sides of the inner middle of the main body, and the first rotating shaft is located below the feeding port, and the rear side of the first rotating shaft is installed. A first motor is installed; a second rotating shaft is installed on the left and right sides of the inside of the main body, and a screen is installed under the grinding roller; a suction pipe is installed under the right side of the feeding port, and the suction pipe is installed There is a vacuum fan, and a PLC controller is installed on the upper right side of the main body. The present invention can automatically close the feeding port after feeding, and can prevent dust generated during feeding from overflowing and polluting the environment through the cooperation of the provided partition, the first pin and the first spring.

Description

A starch continuous crushing and grinding device for starch production line

technical field

The invention belongs to the field of starch production, in particular to a starch continuous crushing and grinding device used in a starch production line.

Background technique

Starch is a kind of macromolecular carbohydrate formed by the polymerization of glucose molecules. The starch production line is a professional equipment for producing starch. The starch products produced by this equipment are suitable for textile, food, paper, building materials, casting, petroleum In the fields of drilling and other fields, pulverization is an important process in the starch production process. Most of the existing pulverizing and grinding equipment for starch production are relatively simple in structure. At the same time, these dusts have certain recycling value, causing a waste of resources and reducing the utilization rate of raw materials.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a starch continuous pulverizing and grinding device for starch production line, so as to solve the problems raised in the above background technology.

To achieve the above object, the present invention provides the following technical solutions:

A starch continuous pulverizing and grinding device for starch production line, comprising a main body, a partition plate, a pulverizing roller, scraping claws, a grinding roller, a suction pump, an auger and a PLC controller, and a feeding port is arranged above the main body, A first pin shaft is installed on the inner walls of the left and right sides of the feeding port, a partition plate is installed on the first pin shaft, and a first spring is installed under the partition plate; A rotating shaft, the first rotating shaft is located below the feeding port, a first motor is installed on the rear side of the first rotating shaft, and a crushing roller is installed on the first rotating shaft. There is a second pin shaft, a connecting piece is installed on the second pin shaft, a scraping claw is installed on the side of the connecting piece close to the crushing roller, and a second spring is installed above the connecting piece; A second rotating shaft is installed, a second motor is installed on the rear side of the second rotating shaft, a grinding roller is installed on the second rotating shaft, a cleaning brush is installed under the inner walls of the left and right sides of the main body, and a screen is installed under the grinding roller; A discharge mechanism is installed under the main body, a third rotating shaft is installed in the discharge mechanism, and a third motor is installed on the left side of the third rotating shaft; a suction pipe is installed under the right side of the feeding port, and the suction pipe is installed There is a vacuum fan, a bag filter is installed below the vacuum pipe, and a PLC controller is installed on the upper right side of the main body.

As a further solution of the present invention: the bottom of the first spring is installed on the inner wall of the feeding port, the pulverizing teeth on the left and right pulverizing rollers mesh with each other, and the scraping claw is attached to the side close to the pulverizing roller. in the gap between adjacent crushing teeth.

As a further solution of the present invention: the upper part of the second spring is connected to the inner wall of the main body, the cleaning brush is located at the same level as the grinding roller, and the screen is installed obliquely with the height of the left side lower than the height of the right side.

As a further solution of the present invention: a vibrator is installed under the right side of the screen, and the upper part of the return pipe is connected to the lower left side of the feeding port.

As a further solution of the present invention: the PLC controller is electrically connected with the first motor, the second motor, the material pump, the third motor and the dust suction fan.

As a further solution of the present invention, a material return pipe is installed above the left side of the screen, and a material pump is installed on the return pipe.

As a further solution of the present invention, a collection pipe is installed below the bag filter, and the discharge mechanism is installed below the collection pipe.

As a further solution of the present invention, an auger is installed on the third rotating shaft, and a discharge port is installed on the lower right side of the discharge mechanism.

Compared with the prior art, the beneficial effect of the present invention is that: through the cooperation between the provided partition, the first pin and the first spring, the feeding port can be automatically closed after feeding, and the The dust overflows and pollutes the environment; through the cooperation of the second pin shaft, the connecting piece, the scraping claw and the second spring, the gap between the adjacent pulverizing teeth can be cleaned, the pulverizing roller can be kept clean, and the pulverizing The grinding effect of the roller and the grinding teeth is better; the surface of the grinding roller can be cleaned by the set cleaning brush, and the surface of the grinding roller can be kept clean; by the cooperation between the set pumping pump and the return pipe, the grinding roller can be cleaned. Insufficient large-grain starch materials are re-transported to the feeding port for continuous crushing and grinding; the dust generated inside the main body can be recovered through the cooperation of the set suction pipe, suction fan, bag filter and collection pipe. , keep the interior of the main body clean, and at the same time can improve the utilization rate of starch raw materials.

Description of drawings

FIG. 1 is a schematic structural diagram of a starch continuous crushing and grinding device used in a starch production line.

FIG. 2 is a schematic top view of the structure of crushing teeth and scraping claws in a starch continuous crushing and grinding device used in a starch production line.

3 is a schematic top view of the structure of a grinding roller and a cleaning brush in a starch continuous crushing and grinding device used in a starch production line.

FIG. 4 is a schematic top view of a screen in a starch continuous crushing and grinding device used in a starch production line.

5 is a schematic top view of the structure of a feeding port in a continuous starch crushing and grinding device used in a starch production line.

In the figure: 1. Main body; 2. Feeding port; 3. First pin; 4. Partition; 5. First spring; 6. First shaft; 7. First motor; 8. Crushing roller; 9. Crushing Tooth; 10, scraping claw; 11, connecting piece; 12, second pin; 13, second spring; 14, second shaft; 15, second motor; 16, grinding roller; 17, cleaning brush; 18, Screen; 19, vibrator; 20, return pipe; 21, pump; 22, suction pipe; 23, suction fan; 24, bag filter; 25, collection pipe; 26, discharge mechanism; 27 , the third shaft; 28, the third motor; 29, the auger; 30, the discharge port; 31, the support leg; 32, the PLC controller.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Please refer to Figures 1-5, a starch continuous crushing and grinding device for starch production line, including a main body 1, a partition 4, a crushing roller 8, a scraping claw 10, a grinding roller 16, a suction pump 21, a auger 29 and PLC controller 32; four supporting legs 31 are installed evenly below the main body 1, a feeding port 2 is provided above the main body 1, and a first pin shaft 3 is installed on the inner walls of the left and right sides of the feeding port 2. A partition 4 is installed on a pin shaft 3, a first spring 5 is installed below the partition 4, and the lower part of the first spring 5 is installed on the inner wall of the feeding port 2. By setting the gap between the partition 4 and the first spring 5 When feeding, the starch material will open the partition 4 by its own gravity, and after adding the starch material, the partition 4 will be closed by the action of the first spring 5 to close the feeding port 2, which can prevent the dust from overflowing during feeding. Pollution.

A first rotating shaft 6 is installed on the left and right sides of the inner middle of the main body 1. The first rotating shaft 6 is located below the feeding port 2. A first motor 7 is installed on the rear side of the first rotating shaft 6, and a first rotating shaft 6 is installed on it. Crushing roller 8, crushing teeth 9 are installed on the crushing roller 8, and the crushing teeth 9 on the crushing rollers 8 on the left and right sides mesh with each other. The granular starch block is pulverized, the inner walls of the left and right sides of the main body 1 are installed with a second pin shaft 12, the second pin shaft 12 is installed with a connecting piece 11, and a scraping claw 10 is installed on the side of the connecting piece 11 close to the pulverizing roller 8 , the scraping claw 10 closes to the crushing roller 8 and fits in the gap between the adjacent crushing teeth 9 , a second spring 13 is installed above the connecting piece 11 , and the top of the second spring 13 is connected to the inner wall of the main body 1 On the upper side, through the cooperation between the scraping claw 10 and the second spring 13, the starch material adhering to the gap between the adjacent crushing teeth 9 can be cleaned, the crushing roller 8 can be kept clean, and the crushing roller 8 can be kept clean. And the crushing effect of crushing teeth 9 is better.

A second rotating shaft 14 is installed on the left and right sides of the inside of the main body 1 , a second motor 15 is installed on the rear side of the second rotating shaft 14 , a grinding roller 16 is installed on the second rotating shaft 14 , and the inner walls on the left and right sides of the main body 1 are installed. A cleaning brush 17 is installed below, and the cleaning brush 17 is located at the same level as the grinding roller 16. The cleaning brush 17 can be used to clean the surface of the grinding roller 16 to keep the surface of the grinding roller 16 clean. The screen 18, the screen 18 is installed obliquely with the height of the left side lower than the height of the right side, the vibrator 19 is installed under the right side of the screen screen 18, the return pipe 20 is installed above the left side of the screen 18, and the return pipe 20 A pumping pump 21 is installed on it, and the top of the return pipe 20 is connected to the lower left side of the feeding port 2. The set screen 18 can screen the ground starch material, and the small-granule starch material falls through the screen 18. , the large-granular starch material is returned to the feeding port 2 through the return pipe 20 by the action of the pumping pump 21, and is crushed and ground again, and the starch material that is not sufficiently crushed and ground is continuously crushed and ground.

A discharging mechanism 26 is installed below the main body 1, a third rotating shaft 27 is installed in the discharging mechanism 26, a third motor 28 is installed on the left side of the third rotating shaft 27, and an auger 29 is installed on the third rotating shaft 27, A discharge port 30 is installed on the lower right side of the discharge mechanism 26. By setting the auger 29, the material can be continuously conveyed from left to right, which is convenient for discharging and improves work efficiency.

A suction pipe 22 is installed under the right side of the feeding port 2, a suction fan 23 is installed on the suction pipe 22, a bag filter 24 is installed below the suction pipe 22, and the model of the bag filter 24 is DMC24. A collection pipe 25 is installed below the bag filter 24, and the lower part of the collection pipe 25 is installed on the discharge mechanism 26. The dust suction fan 23 and the dust suction pipe 22 can absorb the dust raised inside the main body 1 and keep the The interior of the main body 1 is cleaned, and the dust can be recovered by the bag filter 24 to improve the utilization rate of raw materials. A PLC controller 32 is installed on the upper right side of the main body 1. The model of the PLC controller 32 is DATA-7311, which is controlled by the PLC. The device 32 is electrically connected with the first motor 7 , the second motor 15 , the pumping pump 21 , the third motor 28 , and the dust suction fan 23 .

The working principle of the present invention is as follows: firstly, the starch material to be pulverized and ground is added into the main body 1 through the feeding port 2, the first motor 7 is controlled to rotate by the PLC controller 32, and the first motor 7 drives the first rotating shaft 6 to rotate, and the first rotating shaft 6. Drive the crushing roller 8 to rotate, and the crushing roller 8 drives the crushing teeth 9 to rotate to crush the starch material. During the crushing process, the scraping claw 10 scrapes and cleans the gap between the adjacent crushing teeth 9; driven by the second motor 15 The second rotating shaft 14 rotates, the second rotating shaft 14 drives the grinding roller 16 to rotate, and the grinding roller 16 grinds the pulverized starch material. While the grinding roller 16 rotates, the cleaning brush 17 cleans the surface of the grinding roller 16. The starch material is screened by the screen 18, the vibrator 19 makes the screen 18 vibrate continuously, the fully ground starch material falls through the screen 18, and the insufficiently ground large-granular starch material is conveyed again by the action of the pump 21. Re-pulverize and grind in the feeding port 2, absorb the dust raised in the main body 1 by the action of the dust suction fan 23, collect it by the bag filter 24, and drive the third shaft 27 to rotate by the third motor 28. The three rotating shafts 27 drive the auger 29 to rotate, and the auger 29 conveys the starch material from left to right.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various modifications can be made without departing from the purpose of the present patent. kind of change.

Claims (8)

1. A continuous starch smashing and grinding device for a starch production line comprises a main body (1), a partition plate (4), a smashing roller (8), scraping claws (10), a grinding roller (16), a material pumping pump (21), an auger (29) and a PLC (programmable logic controller) (32), wherein four supporting legs (31) are uniformly arranged below the main body (1), and the continuous starch smashing and grinding device is characterized in that a feed inlet (2) is formed above the main body (1), first pin shafts (3) are respectively arranged on the inner walls of the left side and the right side of the feed inlet (2), the partition plate (4) is respectively arranged on the first pin shafts (3), and a first spring (5) is arranged below the partition plate (4);

the feeding device comprises a main body (1), a first rotating shaft (6) is arranged on the left side and the right side of the middle inside the main body (1), the first rotating shaft (6) is located below a feeding port (2), a first motor (7) is arranged on the rear side of the first rotating shaft (6), a crushing roller (8) is arranged on the first rotating shaft (6), crushing teeth (9) are arranged on the crushing roller (8), second pin shafts (12) are arranged on the inner walls of the left side and the right side of the main body (1), connecting pieces (11) are arranged on the second pin shafts (12), scraping claws (10) are arranged on one sides, close to the crushing roller (8), of the connecting pieces (11), and second springs (13) are arranged above the connecting pieces (11);

the left side and the right side of the lower part in the main body (1) are respectively provided with a second rotating shaft (14), the rear side of each second rotating shaft (14) is provided with a second motor (15), the second rotating shafts (14) are provided with grinding rollers (16), the lower parts of the inner walls of the left side and the right side of the main body (1) are provided with cleaning brushes (17), and the lower parts of the grinding rollers (16) are provided with screens (18);

a discharging mechanism (26) is installed below the main body (1), a third rotating shaft (27) is installed in the discharging mechanism (26), and a third motor (28) is installed on the left side of the third rotating shaft (27);

dust absorption pipe (22) are installed to the right side below of charge door (2), install dust absorption fan (23) on dust absorption pipe (22), and sack cleaner (24) are installed to the below of dust absorption pipe (22), and PLC controller (32) are installed to the right side top of main part (1).

2. The starch continuous crushing and grinding device for the starch production line according to the claim 1 is characterized in that the lower part of the first spring (5) is arranged on the inner wall of the feeding opening (2), the crushing teeth (9) on the crushing rollers (8) at the left side and the right side are mutually meshed in a staggered way, and one side of the scraping claw (10) close to the crushing rollers (8) is attached to the gap between the adjacent crushing teeth (9).

3. A starch continuous crushing and grinding device for starch production line according to claim 1, characterized in that the upper part of the second spring (13) is connected to the inner wall of the main body (1), the cleaning brush (17) is located at the same level with the grinding roller (16), and the screen (18) is installed obliquely with the left side lower than the right side.

4. The starch continuous crushing and grinding device for the starch production line as recited in claim 1, characterized in that a vibrator (19) is installed below the right side of the screen (18), and the upper part of the material return pipe (20) is connected to the lower left side of the feeding port (2).

5. The continuous starch crushing and grinding device for the starch production line as recited in claim 1, wherein the PLC (32) is electrically connected with the first motor (7), the second motor (15), the material pumping pump (21), the third motor (28) and the dust suction fan (23).

6. The starch continuous crushing and grinding device for the starch production line according to the claim 1 is characterized in that a material return pipe (20) is installed above the left side of the screen (18), and a material pumping pump (21) is installed on the material return pipe (20).

7. The continuous starch crushing and grinding device for the starch production line according to claim 1 is characterized in that a collecting pipe (25) is installed below the bag-type dust remover (24), and a discharging mechanism (26) is installed below the collecting pipe (25).

8. The continuous starch crushing and grinding device for the starch production line as claimed in claim 1, wherein the third rotating shaft (27) is provided with a packing auger (29), and the right side below the discharging mechanism (26) is provided with a discharging port (30).

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