CN110013958A - A material automatic sorting system - Google Patents

Abstract

The invention discloses an automatic material sorting system, which comprises a main casing, a secondary casing and a sorting roller. A stirring shaft is installed in the auxiliary casing, a plurality of stirring blades are installed on the stirring shaft, and a stirring shaft is welded below the stirring shaft. The partition plate is provided with a material guide port, and a blower is installed on the lower side of the material guide port; the inner top of the main shell is installed with a first conveying device through a support frame, and the other end of the first conveying device is also installed with a direction The inclined vibrating screen is inclined downward, a second conveying device is arranged below the tail end of the inclined vibrating screen, and one end of the second conveying device is also provided with several sorting rollers, and a sorting roller is arranged between each adjacent two sorting rollers. There is also a sorting box under the sorting roller; the automatic material sorting system of the invention can separate the peel, nut and husk, and the nut is sorted by the sorting roller, so that the different weights and volumes can be separated. Nuts fall into different sorting boxes through the sorting gap, and the sorting efficiency is high.

Description

A material automatic sorting system

technical field

The invention relates to the technical field of material sorting equipment, in particular to an automatic material sorting system.

Background technique

Material sorting is to separate and sieve the materials through a series of sorting equipment, and classify and screen the products according to the weight of the materials. The sorting machine can be widely used in food processing, parts processing and other industrial equipment.

In the process of food processing, especially in the processing of some nut foods, the nut food needs to be separated from the husk and peel, and then sorted according to the weight and size of the nut, so as to select the high-quality nut. Since the kernels, shells and peels of nut foods are mixed together at the beginning, the kernels need to be separated and then sorted by a food processing material sorting machine. The existing food processing material sorting The machine does not have a separation device for separating peels, kernels and husks, and in the process of sorting, it is impossible to screen the kernels containing some debris, broken peels and kernels, so that the kernels after sorting cannot be screened. It contains a large amount of impurities and needs to be filtered again through a filter screen. The material sorting machine for food processing itself has the defect of not filtering impurities, and the sorting quality is poor.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an automatic sorting system for materials, which has the advantage of being able to better classify materials, especially for nut food, the automatic sorting system for materials can better separate nuts and shells And sort the nuts by weight.

In order to achieve the above object, the present invention adopts the following technical solutions:

A material automatic sorting system includes a main casing, a secondary casing and a sorting roller, the secondary casing is fixed in the main casing by bolts, and the discharge port of the secondary casing is connected to the main casing. The feeding port is connected, a feeding hopper is installed on the top of the auxiliary casing, a stirring shaft is installed in the auxiliary casing, a number of stirring blades are installed on the stirring shaft, and a spacer is welded below the stirring shaft. The separator is provided with a material guide port, and a blower is installed on the lower side of the material guide port;

A first conveying device is installed on the inner top of the main casing through a support frame, the feeding port is located above one end of the first conveying device, and a downwardly inclined inclined vibration is also installed under the other end of the first conveying device screen, a second conveying device is arranged below the tail end of the inclined vibrating screen, the second conveying device is installed on the mounting frame, and one end of the second conveying device is also provided with a number of sorting rollers, each adjacent A sorting gap is set between the two sorting rollers, and a sorting box is also placed under the sorting rollers;

A first photoelectric switch and a second photoelectric switch are respectively installed in the feeding hopper and the feeding port.

Preferably, a motor is also installed on the top of the auxiliary casing through bolts, the output end of the motor is connected to the stirring shaft through a coupling, and the blower is fixed on one side inside the auxiliary casing through bolts. The air outlet on the other side is also equipped with a filter;

The discharge port is located below the material guide port, and one side of the discharge port is also separated by a separation plate with a collection tank, and a first collection box is placed in the collection tank, and the first collection box is located below the filter screen. , the horizontal vibrating screen is installed in the baffle above the first collection box.

Preferably, the support frame is welded inside the main casing, the first conveying device includes a conveyor belt and two conveying rollers in the conveying belt, and the two conveying rollers are both mounted on the support frame through bearings, and the support frame A first conveying motor is fixed by bolts, and the output end of the first conveying motor is connected to one of the conveying rollers through a belt.

Preferably, a second collection box is placed under the inclined vibrating screen, the second conveying device includes a conveying belt and two conveying rollers installed in the conveying belt, and the two conveying rollers are both fixed on the mounting frame through bearings. A second conveying motor is also fixed on the mounting frame by bolts, and the output shaft of the second conveying motor is connected to one of the conveying rollers through a coupling.

Preferably, a plurality of the sorting rollers are mounted on the mounting frame through bearings, a sprocket is installed at one end of each of the sorting rollers, and each adjacent two sprockets are connected together by a chain, and are separated from each other. The sprocket closest to the second conveyor is also connected by a chain to the output of the second conveyor motor.

Preferably, several of the sorting rollers are divided into three parts, the diameters of the sorting rollers in each part are equal, the width of the sorting gap between each adjacent two sorting rollers is equal, and the three Part of the sorting rollers starts from close to the second conveying device, the diameter of the sorting rollers increases in turn, the width of the sorting gap increases sequentially, and a sorting roller is placed under the sorting rollers in the three parts. box.

Preferably, the horizontal vibrating screen and the inclined vibrating screen are both filter screens with vibrators.

Preferably, an isolation baffle is welded on the mounting frame, and a discharge channel is formed below the isolation baffle with the second conveying device.

Compared with the prior art, the present invention provides an automatic material sorting system, which has the following beneficial effects:

1. The material automatic sorting system of the invention senses the entry of the material through the first photoelectric switch, and stirs it by the agitator. The peel is blown into the first collection box for collection, and the separated kernels enter the main shell for sorting, and the shelling, peeling and sieving are combined together, which is beneficial to improve food production efficiency;

2. The material automatic sorting system of the invention conveys the material through the first conveying device, and then sieves the material through the inclined vibrating screen, and then uses the second conveying device to send the material to the sorting roller, and is sorted by the sorting roller to make different weights. Nuts of different sizes fall into different sorting boxes through the sorting gap, so that nuts of different sizes are sorted, and the sorting efficiency is high;

3. The automatic material sorting system of the invention can screen some nuts and nut shells in the upper material of the sub-shell through a horizontal vibrating screen, which can further improve the peeling and shelling efficiency. In addition to the peel, husk and slag contained in the separated nut, it avoids impurities in the separated nut, which is beneficial to improve the sorting quality.

The parts not involved in the device are the same as the prior art or can be realized by adopting the prior art. The present invention has a simple structure and is convenient to operate.

Description of drawings

Fig. 1 is the structural representation of a kind of material automatic sorting system proposed by the present invention;

Fig. 2 is a partial enlarged view of A in Fig. 1 of a material automatic sorting system proposed by the present invention;

FIG. 3 is a schematic diagram of the structure of a conveying roller of a material automatic sorting system proposed by the present invention;

FIG. 4 is a side view of the second conveying device of a material automatic sorting system proposed by the present invention.

In the figure: 1. Main shell; 2. Auxiliary shell; 3. Feeding hopper; 4. Motor; 5. Stirring shaft; 6. Stirring blade; sieve; 10, blower; 11, first collection box; 12, discharge port; 13, feed port; 14, first photoelectric switch; 15, second photoelectric switch; 16, first conveying device; 17, support frame ; 18, the first conveying motor; 19, the belt; 20, the inclined vibrating screen; 21, the second collecting box; 22, the second conveying device; 23, the mounting frame; 24, the second conveying motor; 26, sprocket; 27, chain; 28, isolation baffle; 29, sorting box; 30, PLC control box; 31, filter; 32, sorting gap.

Detailed ways

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

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

Example: As shown in Figures 1-4, an automatic material sorting system includes a main casing 1, a secondary casing 2 and a sorting roller 25. The secondary casing 2 is fixed in the main casing 1 by bolts, and The discharge port 12 of the auxiliary casing 2 is communicated with the feeding port 13 of the main casing 1. The top of the auxiliary casing 2 is installed with a feeding hopper 3, and a stirring shaft 5 is installed in the auxiliary casing 2. The stirring shaft 5 is installed on the There are several stirring blades 6 , and a partition plate 7 is welded below the stirring shaft 5 . The material enters the auxiliary casing 2 through the feeding hopper 3, and is stirred by the stirring blade 6 on the stirring shaft 5, so that the peel and nut in the material are separated while stirring, and part of the material is sent to the material guide port 8, The nuts fall through the material introduction port 8 and are separated by the blowing action of the blower 10 and enter into the main casing 1 through the feeding port 13 .

A first conveying device 16 is installed on the inner top of the main casing 1 through a support frame 17 , the feeding port 13 is located above one end of the first conveying device 16 , and a downwardly inclined inclined vibration is also installed under the other end of the first conveying device 16 Screen 20, a second conveying device 22 is provided below the tail end of the inclined vibrating screen 20, the second conveying device 22 is installed on the mounting frame 23, and one end of the second conveying device 22 is also provided with a number of sorting rollers 25. A sorting gap 32 is set between two adjacent sorting rollers 25 , and a sorting box 29 is also placed under the sorting rollers 25 . The separated nuts can be sent to the inclined vibrating screen 20 for re-filtration through the first conveying device 16, and then sent to the sorting roller 25 through the second conveying device 22 for sorting, so that the sorted nuts pass through The sorting gap 32 is dropped and swept into the corresponding sorting box 29 .

A first photoelectric switch 14 and a second photoelectric switch 15 are installed in the feeding hopper 3 and the feeding port 13 respectively. The first photoelectric switch 14 and the second photoelectric switch 15 are connected to the PLC control box 30 through wires, and the PLC control box 30 passes through The bolts are installed on the main casing 1, and the PLC control box 30 is connected to the motor 4, the horizontal vibrating screen 9, the blower 10, the first conveying motor 19, the inclined vibrating screen 20 and the second conveying motor 24 through wires. Photoelectric switch (also called photoelectric sensor) is the abbreviation of photoelectric proximity switch. It uses the occlusion or reflection of the detected object to the light beam, and the circuit is connected by the synchronization circuit to detect the presence or absence of the object. The photoelectric switch senses whether materials pass through, so that the PLC control box 30 controls the work of the entire system, and the PLC control box 30 is the most commonly used S7-300 control box in existence, which can control the work of the entire system.

The top end of the auxiliary casing 2 is also installed with a motor 4 through bolts, and the output end of the motor 4 is connected to the stirring shaft 5 through a coupling. A filter screen 31 is also installed at the air outlet. The discharge port 12 is located below the material guide port 8, and one side of the discharge port 12 is also separated by a separating plate with a collection tank. The first collection box 11 is placed in the collection tank, and the first collection box 11 is located below the filter screen 31. , the horizontal vibrating screen 9 is installed in the baffle 7 above the first collection box 11 .

The motor 4 drives the stirring shaft 5 to work, so that the stirring shaft 5 drives the stirring blade 6 to stir the material, and at the same time, the horizontal vibrating screen 9 vibrates to screen the material, and the heavy nuts are separated by the blowing action of the blower 10, so that the nuts are Entering into the main shell 1 through the feeding port 13 , the sifted and separated peels and husks enter the first collection box 11 .

As shown in Figures 1-4, the support frame 17 is welded inside the main casing 1. The first conveying device 16 includes a conveying belt and two conveying rollers in the conveying belt. Both conveying rollers are mounted on the support frame 17 through bearings. A first conveying motor 18 is fixed on the support frame 17 by bolts, and the output end of the first conveying motor 18 is connected to one of the conveying rollers through a belt 19 .

The first conveying motor 18 drives the conveying roller to rotate through the belt 19, and then drives the conveying belt to rotate, so that the first conveying device 16 rotates for conveying.

A second collection box 21 is placed under the inclined vibrating screen 20. The second conveying device 22 also includes a transfer belt and two conveying rollers installed in the conveying belt. Both conveying rollers are fixed on the mounting frame 23 through bearings. The mounting frame 23 A second conveying motor 24 is also fixed on it by bolts, and the output shaft of the second conveying motor 24 is also connected to one of the conveying rollers through a coupling.

The second collection box 21 can collect the slag and impurities screened by the inclined vibrating screen 20. The second conveying motor 24 directly drives the conveying roller to rotate, and then drives the conveying belt to rotate, so that the second conveying device 22 rotates for conveying.

A plurality of sorting rollers 25 are mounted on the mounting frame 23 through bearings, and one end of each sorting roller 25 is mounted with a sprocket 26, and each adjacent two sprockets 26 are connected together by a chain 27, and are separated from the first. The sprocket 26 closest to the two conveyors 22 is also connected to the output of the second conveyor motor 24 via a chain 27 .

Through the chain mechanism composed of the sprocket 26 and the chain 27, the second conveying motor 24 can drive the sorting roller 25 to rotate.

Several sorting rollers 25 are divided into three parts, the diameters of the sorting rollers 25 in each part are equal, the width of the sorting gap 32 between each adjacent two sorting rollers 25 is equal, and the three-part sorting rollers 25 Starting from approaching the second conveying device 22, the diameter of the sorting rollers 25 increases sequentially, the width of the sorting gap 32 increases sequentially, and a sorting box 29 is placed under the sorting rollers 25 in each of the three parts.

The horizontal vibrating screen 9 and the inclined vibrating screen 20 are both filter screens with vibrators. The PLC control box 30 is connected to the vibrators through wires, and the vibrators are used to drive the filter screens to vibrate to screen materials.

The mounting frame 23 is also welded with an isolation baffle 28, and the lower part of the isolation baffle 28 also forms a discharge channel with the second conveying device 21, so that the material can be controlled through the discharging channel, and then the second conveying device 21 can be conveyed. Nuts are placed on the sorting roller 25 to avoid conveying too many nuts, resulting in unqualified sorting.

It should be noted that, when the automatic material sorting system disclosed in the present invention is in use, the materials, that is, the mixed nuts, peels and husks, are introduced into the auxiliary casing 2 from the feeding hopper 3. Therefore, the first photoelectric The switch 14 senses the passage of the material, and sends a signal to the PLC control box 30. The PLC control box 30 controls the motor 4 to work. The motor 4 drives the stirring blade 6 on the stirring shaft 5 to stir the material on the upper part of the auxiliary casing 2. At the same time, the horizontal The vibrating screen 9 vibrates, and sieves a part of the peels and husks, which are directly sent to the first collection box 11 for collection, and a part of the material is also dropped through the material guide port 8. The blower 10 works to blow air to remove the light peels and husks from the materials. Blow into the first collection box 11, and the separated nuts are sent to the first conveying device 16 in the main casing 1 through the discharge port 12 and the feed port 13;

The second photoelectric switch 15 in the feeding port 13 senses the passage of the material, and transmits a transmission signal to the PLC control box 30. The PLC control box 30 controls the first conveying motor 18 to work, and the first conveying device 16 conveys the material, so that the nuts vibrate by tilting The sieve 20 is screened, and the slag screened out by the inclined vibrating screen 20 and the peels and nuts that are not separated are introduced into the second collection box 21 for collection, so that the nuts transported to the second conveying device 22 have no impurities;

The second conveying motor 24 works, the second conveying device 22 conveys the nuts, and through the action of the isolation baffle 28, the nuts are sent to the sorting roller 25 through the discharge channel, and are transported on the sorting roller 25. When the size of the kernel just passes through the sorting gap 32, the nut can be dropped into the corresponding sorting box 29, and through the sorting gap 32 with an increasing width, nuts of different sizes can be separated, and the main The casing 1 is also provided with an outlet at the rear end of the sorting roller 25, so as to facilitate the extraction of the separated nuts with a larger volume.

The material automatic sorting system of the invention senses the entry of the material through the first photoelectric switch 14, and is stirred by the agitator. While stirring, a small part of the material is passed through the blowing action of the blower 10, and the light husks and The peel is blown into the first collection box 11 for collection, and the separated nuts enter the main shell 1 and are sent to the sorting roller 25 by the second conveying device 22, and are sorted by the sorting roller 25, so that different weights and Nuts in volume fall into different sorting boxes 29 through the sorting gap 32, so that nuts of different sizes are sorted, and the sorting efficiency is high, and part of the material in the upper part of the auxiliary casing 2 is also screened through the horizontal vibrating screen 9. Nuts and husks can further improve the peeling and dehulling efficiency. At the same time, use the inclined vibrating screen 20 to screen out the peels, husks and debris contained in the separated nuts, so as to avoid impurities in the separated nuts. Conducive to improving the sorting quality.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (8)

1. An automatic sorting system for materials, comprising a main casing (1), a secondary casing (2) and a sorting roller (25), characterized in that the secondary casing (2) is fixed to the main casing by bolts In the body (1), the discharge port (12) of the auxiliary casing (2) is communicated with the feeding port (13) of the main casing (1), and the top of the auxiliary casing (2) is installed with a A feeding hopper (3), a stirring shaft (5) is installed in the auxiliary casing (2), a number of stirring blades (6) are installed on the stirring shaft (5), and the stirring shaft (5) is A separator (7) is also welded below, a material guide port (8) is arranged on the separator (7), and a blower (10) is installed on the lower side of the material guide port (8); A first conveying device (16) is installed on the inner top of the main casing (1) through a support frame (17), and the feeding port (13) is located above one end of the first conveying device (16). A downwardly inclined inclined vibrating screen (20) is also installed below the other end of the conveying device (16), and a second conveying device (22) is provided below the tail end of the inclined vibrating screen (20). The device (22) is mounted on the mounting frame (23), and one end of the second conveying device (22) is also provided with a plurality of sorting rollers (25), between each adjacent two sorting rollers (25) A sorting gap (32) is provided, and a sorting box (29) is also placed under the sorting roller (25); A first photoelectric switch (14) and a second photoelectric switch (15) are respectively installed in the feeding hopper (3) and the feeding port (13), and the first photoelectric switch (14) and the second photoelectric switch ( 15). 2. An automatic material sorting system according to claim 1, characterized in that, a motor (4) is also installed on the top of the auxiliary casing (2) through bolts, and the output end of the motor (4) The stirring shaft (5) is connected through a coupling, the blower (10) is fixed on one side of the inner side of the auxiliary casing (2) by bolts, and a filter screen is also installed at the air outlet on the other side of the auxiliary casing (2). (31); The discharge port (12) is located below the material guide port (8), one side of the discharge port (12) is further separated by a separating plate with a collection groove, and a first collection box (11) is placed in the collection groove , the first collection box (11) is located below the filter screen (31), and the horizontal vibrating screen (9) is installed in the partition (7) above the first collection box (11). 3. The material automatic sorting system according to claim 1, wherein the support frame (17) is welded inside the main casing (1), and the first conveying device (16) comprises a conveying belt and two transfer rollers in the conveyor belt, both of which are mounted on a support frame (17) through bearings, and a first transfer motor (18) is fixed on the support frame (17) by bolts. The output of the motor (18) is connected to one of the transfer rollers via a belt (19). 4. A material automatic sorting system according to claim 1, characterized in that, a second collection box (21) is placed under the inclined vibrating screen (20), and the second conveying device (22) It includes a conveyor belt and two conveyor rollers installed in the conveyor belt. Both conveyor rollers are fixed on a mounting frame (23) through bearings, and a second conveyor motor (24) is fixed on the mounting frame (23) by bolts. The output shaft of the second conveying motor (24) is connected to one of the conveying rollers through a coupling. 5. An automatic material sorting system according to claim 4, characterized in that, a plurality of the sorting rollers (25) are mounted on the mounting frame (23) through bearings, and each of the sorting rollers One end of (25) is equipped with a sprocket (26), each adjacent two sprockets (26) are connected together by a chain (27), and the sprocket (26) closest to the second transmission device (22) ) is also connected to the output of the second conveying motor (24) through a chain (27). 6. An automatic material sorting system according to claim 1, characterized in that, a plurality of the sorting rollers (25) are divided into three parts, and the diameter of the sorting roller (25) in each part is equal, the width of the sorting gap (32) between every two adjacent sorting rollers (25) is equal, and the three parts of the sorting rollers (25) start from close to the second conveying device (22). , the diameter of the sorting roller (25) increases sequentially, the width of the sorting gap (32) increases sequentially, and a sorting box (29) is placed under the sorting roller (25) in the three parts. 7 . The material automatic sorting system according to claim 1 , wherein the horizontal vibrating screen ( 9 ) and the inclined vibrating screen ( 20 ) are both filter screens with vibrators. 8 . 8 . The automatic material sorting system according to claim 1 , wherein an isolation baffle ( 28 ) is welded on the mounting frame ( 23 ), and a lower part of the isolation baffle ( 28 ) is welded. 9 . A discharge channel is also formed with the second conveying device (21).