CN201988528U

CN201988528U - Food sorting machine

Info

Publication number: CN201988528U
Application number: CN2011200100707U
Authority: CN
Inventors: 杭建军; 徐大川; 师厚利
Original assignee: Nanjing Wencai Science & Technology Co Ltd
Current assignee: Nanjing Wencai Science & Technology Co Ltd
Priority date: 2011-01-14
Filing date: 2011-01-14
Publication date: 2011-09-28
Anticipated expiration: 2021-01-14

Abstract

The utility model discloses a food sorting machine which comprises a conveying device for conveying food and an image acquisition device, wherein the image acquisition device is aligned at a conveyer belt of the conveying device; the signal outlet put end of the image acquisition device is connected with the signal acquisition end of an image recognition and processing module; the output end of the image recognition and processing module is connected with the controlled end of a magnetic valve which is arranged on an air injection pipeline of a bowing nozzle; the blowing nozzle is arranged at the tail end of the conveying device along the conveying direction, and a material outlet hopper is arranged below the tail end of the conveyer belt; and the material outlet hopper comprises a qualified product hopper and a waste temporary storage hopper. By adopting the food sorting machine provided by the utility model, the phenomenon that the qualified products and sundries are overmuch can be effectively eliminated, so that the food yield can be improved, and the quality of a food product can be obviously improved.

Description

The food separator

Technical field

The utility model relates to a kind of equipment that is used for the defective food of food such as dried shrimp, capsicum is carried out online or independent arrangement detection and rejecting, belongs to the auxiliary equipment technical field of defective food processing apparatus.

Background technology

For a long time, to reject means very backward in the detection of defective work during food production line or line were outer, mainly relies on manually-operated, and not only efficient is low, and quality and stability are difficult to guarantee.Disallowable defective food and foreign material also need manually to select once more rejecting, and protection food is packed.Because artifact is difficult to completely or is difficult to reach corporate target, causes the qualification rate of food lower.

Summary of the invention

Goal of the invention: the purpose of this utility model is to address the above problem, and a kind of food separator is provided, and can carry out online or independent arrangement detection and rejecting to defective food, impurity in the food.

In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme:

A kind of food separator, it comprises conveying device and the image collecting device that transmits food, image collecting device is aimed at the belt conveyor of conveying device, the signal output part of image collecting device is connected with image recognition processing module by signal collection terminal, the output of image recognition processing module is connected with the controlled end of magnetic valve, magnetic valve is arranged on the jet pipeline of blow gun, and blow gun is arranged on the end of conveying device along direction of transfer, and belt conveyor end below is provided with discharge bucket; Described discharge bucket comprises certified products hopper and the temporary bucket of waste material.

Wherein, described image collecting device comprises the video cabinets that is arranged on the conveying device top, and video cabinets inside is provided with digital camera, reflective mirror and lighting source, and the video cabinets bottom is provided with transparent glass; Reflective mirror and lighting source are aimed at the belt conveyor of conveying device by transparent glass, and the reverberation outlet of reflective mirror is provided with digital camera; Described lighting source comprises a LED lamp and No. two LED lamps, and they are separately positioned on the both sides of reflective mirror to the illumination path of belt conveyor.

Wherein, described video cabinets bottom is provided with swab, described swab comprises the hair wiping sheet that is used to clean transparent glass, hair is wiped sheet and is fixed on the spring, spring is fixed on the gripper shoe, and the cylinder sleeve of gripper shoe one end and Rodless cylinder is fixed, and the gripper shoe other end is arranged in the line slideway, the piston rod and the line slideway of Rodless cylinder be arranged in parallel, and Rodless cylinder drive gripper shoe and spring, hair are wiped a sheet and moved along line slideway.

Wherein, be provided with installing plate above the discharging opening of conveying device belt conveyor, magnetic valve and blow gun all are arranged on the installing plate, and magnetic valve and blow gun quantity equate and be corresponding one by one that blow gun is communicated with high pressure tank by magnetic valve, and blow gun is aimed at belt conveyor; Blow gun is yi word pattern on installing plate arranges, and the arragement direction of blow gun is vertical with the throughput direction of belt conveyor; Blow gun air-flow blow-off direction is opposite with the conveying device throughput direction, and the angle of the belt conveyor of blow gun and conveying device is 99 degree.

Wherein, described image recognition processing module comprises the image processing module that links to each other with digital camera, and image processing module links to each other with man-machine interactive system, solenoid control module respectively, and the solenoid control module links to each other with magnetic valve.

Wherein, be provided with the backgauge assembly that prevents that food from dropping in the belt conveyor both sides of conveying device.

Wherein, described certified products hopper is positioned at the below of dropping along the parabolic path of belt conveyor operation; The temporary bucket of described waste material is positioned at the below of dropping along the parabolic path of the air-flow blow-off direction operation of blow gun.

Beneficial effect: detection of the present utility model and reject efficient than before detection method be greatly improved; Reject precisely, the amount of taking protection food out of is few; Labour intensity and time have been reduced; The utility model can be handled the bigger situation of detected material amount easily, fast; The equipment few easy workout part, and easy to maintenance, save maintenance cost; Gases at high pressure are rejected, and, nothing pollution-free to material damaged; Automatically wipe the examination transparent glass, guaranteed the judgment of vision; 8. adopt vision video principle to discern, more be applicable to food service industry; After adopting food separator of the present utility model, can effectively eliminate defective food and the too much phenomenon of foreign material in the existing food, thereby improve the qualification rate of food, significantly improve the quality of food product.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the schematic diagram of arranging of nozzle of the present utility model, magnetic valve.

Fig. 3 be among Fig. 2 A-A to enlarged diagram.

Fig. 4 is the schematic diagram of swab of the present utility model.

Fig. 5 looks enlarged drawing for the right side of Fig. 4.

Fig. 6 is the enlarged diagram at B place among Fig. 1.

The connection diagram of Fig. 7 image recognition processing module of the present utility model.

The specific embodiment:

Below in conjunction with accompanying drawing the utility model is done further explanation.

Shown in Fig. 1,6, a kind of food separator of the present utility model comprises conveying device 1, image collecting device, image recognition processing module, magnetic valve 2 and blow gun 3.Conveying device 1 adopts belt conveyor or slope chute, and belt conveyor comprises motor and belt conveyor etc., and food is placed on the belt conveyor.The below of the discharging opening of belt conveyor is provided with discharge bucket 14, and the protection food after having detected enters in the discharge bucket 14 along the parabola direction of belt conveyor; Discharge bucket 14 inside are divided into two parts: a part is the certified products hopper that protection food enters along throughput direction parabola, and another part is the temporary bucket of waste material, and described certified products hopper is positioned at the below of dropping along the parabolic path of belt conveyor operation; The temporary bucket of described waste material is positioned at the below of dropping along the parabolic path of the air-flow blow-off direction operation of blow gun 3.In the temporary bucket of waste material, be provided with slashing 18, slashing 18 is with the plank of slashing 18 for tilting, defective food and impurity enter in the temporary bucket of waste material along the airflow direction parabola of blow gun 3, the bottom of the temporary bucket of waste material is stretched out in the lower end of slashing 18, and between waste material remaining bucket bottom and the slashing 18 is what do not seal, defective food and impurity slide along slashing 18, enter in the ash can that is arranged on slashing 18 belows.

The belt conveyor both sides are provided with the backgauge assembly 15 that prevents that food from dropping in course of conveying, and two baffle plates promptly are set in the belt conveyor both sides.Conveying device 1 is installed on the casing 16, and casing 16 is provided with belt conveyor and video cabinets 4, the casing 16 inner electrical equipments of installing; The below of casing 16 is provided with the Working gantry of supporting role.

Image collecting device comprises the video cabinets 4 that is arranged on directly over the belt conveyor, and video cabinets 4 inside are provided with digital camera 5, reflective mirror 6 and lighting source 7, and video cabinets 4 bottoms are provided with transparent glass 8.Reflective mirror 6 and LED lighting source 7 are all aimed at the food on the belt conveyor, and the reverberation outlet of reflective mirror 6 is provided with digital camera 5; The signal output part of digital camera 5 is connected with the signals collecting end of image recognition processing module.Lighting source 7 comprises a LED lamp and No. two LED lamps, and they are separately positioned on the both sides that reflective mirror 6 exposes to the light path of belt conveyor, and promptly lighting source 7 can clearly see the food on the belt conveyor for reflective mirror 6 provides illumination; Reflective mirror 6 with food irradiation to the situation of food reflex in the camera lens of digital camera 5, digital camera 5 is finished the shooting of food picture, and be transferred to the image recognition processing module and analyze, calculate, draw the information such as particular location that free from admixture and impurity are arranged in the food.

Shown in Fig. 4,5, be provided with swab in video cabinets 4 bottoms, described swab comprises the hair wiping sheet 9 that is used to clean transparent glass 8, hair is wiped a sheet 9 and is close to the one side of transparent glass 8 towards belt conveyor, the i.e. lower surface of transparent glass 8.Hair is wiped sheet 9 and is fixed on the spring 10, and spring 10 guarantees that hair wiping sheet 9 contacts transparent glass 8 all the time; Spring 10 is fixed on the gripper shoe 11, the cylinder sleeve 121 of gripper shoe 11 1 ends and Rodless cylinder 12 is fixing, the other end of gripper shoe 11 is arranged on the line slideway 13, the piston rod 122 and the line slideway 13 of Rodless cylinder 12 be arranged in parallel, Rodless cylinder 12 can drive gripper shoe 11 and slide along line slideway 13, and then spring 10 drive hair wiping sheets 9 are moved along line slideway 13, the direction of motion of hair wiping sheet 9 is vertical with the direction of motion of belt conveyor, and hair wiping sheet 9 is finished the cleaning to transparent glass 8 in motion process.When machine uses, because dust and food powders can stick to the lower surface of transparent glass 8, thereby influence the shooting effect of digital camera 5, can drive 9 pairs of transparent glass 8 of hair wiping sheet by Rodless cylinder 12 and clean, reduced because of the unclear factor of vision, guaranteed the judgment of vision.

Described image collecting device, swab also can be arranged on the below of conveying device 1, and other parts are done adaptability revision and got final product.

Shown in Fig. 2,3, above the discharging opening of belt conveyor, be provided with installing plate 17, magnetic valve 2 and blow gun 3 are in installing plate 17 upper edge central shaft symmetric arrangement, magnetic valve 2 and blow gun 3 quantity equate and are corresponding one by one, blow gun 3 is communicated with high pressure tank by magnetic valve 2, blow gun 3 is aimed at belt conveyor, and the controlled end of magnetic valve 2 is connected with the solenoid control module 53 of image recognition processing module.Blow gun 3 is yi word pattern and arranges on installing plate 17, and the arragement direction of blow gun 3 is vertical with the throughput direction of belt conveyor, be that installing plate 17 is arranged vertically with belt conveyor, the spread length of blow gun 3 is slightly larger than the width of belt conveyor, guarantees that all food all has blow gun 3 corresponding with it by installing plate 17 time on the belt conveyor.The air-flow blow-off direction of described blow gun 3 is opposite with the throughput direction of belt conveyor, and blow gun 3 is 99 degree with the angle of belt conveyor, this angle is to calculate according to the parabolical landing track of the air-flow blow-off direction of blow gun 3, can guarantee that impurity is blown on the interior slashing 18 of the temporary bucket of waste material by blow gun 3, and be slipped in the ash can along slashing 18, ash can in the drawings not signal come out.Magnetic valve 2 obtains promptly starting at the magnetic valve 2 that impurity place correspondence is arranged after the unlatching information of solenoid control module 53, blows away impurity.

As shown in Figure 7, described image recognition processing module comprises the image processing module 51 that links to each other with the digital camera 5 of image collecting device, image processing module 51 links to each other with man-machine interactive system 52, solenoid-driven module 53 respectively, and solenoid-driven module 53 links to each other with each magnetic valve 2.Described digital camera 5 is digital linear array CCD camera; Image processing module 51 is a FPGA+DSP image processing hardware platform, and wherein FPGA is available from the STRATIX2 series of ILTERA company, and DSP is available from 6000 series of TI company; Man-machine interactive system 52 is the SIEMENS-PC577 host computer; Described solenoid-driven module 53 is the MIX2 series CPLD chip available from LTERA company.

Man-machine interactive system 52 comprises display screen and input keyboard; Can import the information of food to be detected by keyboard, then can see the various food informations of input on the display screen, as color, shape and texture etc.During a kind of new food to be detected of every replacing, obtain the standard of can be used as in the following manner and judge whether it is the parameter and standard of impurity or substandard product.

Import the parameter value that protection food need satisfy by keyboard earlier, information conveyance with a part of protection food arrives image processing module 51 again, image processing module 51 is analyzed the characteristic parameter of these protection foods, these characteristic parameters is transferred in the man-machine interactive system 52 again; The protection food parameter value in the man-machine interactive system 52 is constantly revised, adjusted to characteristic ginseng value by actual protection food, up to obtaining desirable protection food parameter value, be fixed in the man-machine interactive system 52, simultaneously, also stored the desirable protection food parameter value that obtains at last in the image processing module 51.

Described digital camera 5 is sent to image processing module 51 with the image that collects, image processing module 51 is according to characteristic parameters such as color, shape, textures, compare with the desirable protection food parameter value that stores into before in the image processing module 51 again, accurately discern foreign material, defective food, and the impurity that obtains, defective food performance system is transferred to solenoid-driven module 53, solenoid-driven module 53 is after receiving image processing module 51 signals, the automatic accurate magnetic valve 2 that drives correspondence is carried out and is rejected.

Dried shrimp food assorting room, when dried shrimp carries elder generation to arrive digital camera 5 places by belt, digital camera 5 collects the picture of dried shrimp, picture signal is sent to image processing module 51, image processing module 51 is judged the information of defective food or impurity etc. according to information such as the color of the protection food of setting, shape, textures, then consequential signal is transmitted solenoid-driven module 53, the magnetic valve 2 of the startup correspondence that solenoid-driven module 53 is automatic accurate, by blow gun 3, when dried shrimp arrives valve 3 places, carry out and reject.Dried shrimp just in time is that image processing module 51 is obtained a result from being gathered the time that pictures need to valve 3 places by digital camera 5, and consequential signal is transmitted solenoid-driven module 53, and solenoid-driven module 53 is opened the used time of corresponding magnetic valve 2.Defective dried shrimp and foreign material are disallowable to scrap collecting tank, and qualified dried shrimp is by falling in the discharge bucket 14.

In use, this food separator is placed in the end (instant food material outlet place) of food production line or independently is placed in the vibratory sieve exit, the arrival end of belt conveyor is connected with the end of food production line or is connected with the port of export of vibratory sieve.During production, food is through behind the vibrating screen classifier, evenly enter the transfer passage of belt conveyor, the belt speed of this belt conveyor is according to the requirement of flow, can be arranged between 1 meter per second to 3 meter per second, food is made thinner on belt conveyor, make defective food and impurity to reveal, under the irradiation of led light source, digital camera 5 is taken online digital picture, and delivers to the image recognition processing module and analyze and discern, after calculating the particular location of defective food and impurity, by magnetic valve 2 control blow guns 3, defective food and foreign material are rejected, thereby finish the operating process of rejecting automatically.

The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. food separator, it is characterized in that: it comprises conveying device (1) and the image collecting device that transmits food, image collecting device is aimed at the belt conveyor of conveying device (1), the signal output part of image collecting device is connected with image recognition processing module by signal collection terminal, the output of image recognition processing module is connected with the controlled end of magnetic valve (2), magnetic valve (2) is arranged on the jet pipeline of blow gun (3), blow gun (3) is arranged on the end of conveying device (1) along direction of transfer, and belt conveyor end below is provided with discharge bucket (14); Described discharge bucket (14) comprises certified products hopper and the temporary bucket of waste material.

2. a kind of food separator according to claim 1, it is characterized in that: described image collecting device comprises the video cabinets (4) that is arranged on conveying device (1) top, video cabinets (4) inside is provided with digital camera (5), reflective mirror (6) and lighting source (7), and video cabinets (4) bottom is provided with transparent glass (8); Reflective mirror (6) and lighting source (7) are aimed at the belt conveyor of conveying device (1) by transparent glass (8), and the reverberation outlet of reflective mirror (6) is provided with digital camera (5).

3. a kind of food separator according to claim 2 is characterized in that: described lighting source (7) comprises a LED lamp and No. two LED lamps, and they are separately positioned on the both sides of reflective mirror (6) to the illumination path of belt conveyor.

4. according to claim 2 or 3 described a kind of food separators, it is characterized in that: described video cabinets (4) bottom is provided with swab, described swab comprises the hair wiping sheet (9) that is used to clean transparent glass (8), hair is wiped sheet (9) and is fixed on the spring (10), spring (10) is fixed on the gripper shoe (11), the cylinder sleeve (121) of gripper shoe (11) one ends and Rodless cylinder (12) is fixing, gripper shoe (11) other end is arranged in the line slideway (13), the piston rod (122) of Rodless cylinder (12) be arranged in parallel with line slideway (13), and Rodless cylinder (12) drives gripper shoe (11), and spring (10), hair is wiped sheet (9) and is moved along line slideway (13).

5. a kind of food separator according to claim 1, it is characterized in that: the discharging opening top at conveying device (1) belt conveyor is provided with installing plate (17), magnetic valve (2) and blow gun (3) all are arranged on the installing plate (17), magnetic valve (2) and blow gun (3) quantity equate and are corresponding one by one, blow gun (3) is communicated with high pressure tank by magnetic valve (2), and blow gun (3) is aimed at belt conveyor; Blow gun (3) is yi word pattern on installing plate (17) arranges, and the arragement direction of blow gun (3) is vertical with the throughput direction of belt conveyor.

6. a kind of food separator according to claim 5 is characterized in that: described blow gun (3) air-flow blow-off direction is opposite with conveying device (1) throughput direction, and the angle of the belt conveyor of blow gun (3) and conveying device (1) is 99 degree.

7. a kind of food separator according to claim 1, it is characterized in that: described image recognition processing module comprises the image processing module (51) that links to each other with digital camera (5), image processing module (51) links to each other with man-machine interactive system (52), solenoid control module (53) respectively, and solenoid control module (53) links to each other with magnetic valve (2).

8. a kind of food separator according to claim 1 is characterized in that: be provided with the backgauge assembly (15) that prevents that food from dropping in the belt conveyor both sides of conveying device (1).

9. a kind of food separator according to claim 1 is characterized in that: described certified products hopper is positioned at the below of dropping along the parabolic path of belt conveyor operation; The temporary bucket of described waste material is positioned at the below of dropping along the parabolic path of the air-flow blow-off direction operation of blow gun (3).