CN214427302U

CN214427302U - Crack egg inspection device

Info

Publication number: CN214427302U
Application number: CN202023303824.6U
Authority: CN
Inventors: 胡伟龙; 石永宏; 石永强; 徐天扬; 张亚娟; 武晓红; 田雪; 祁燕蓉; 仇秀玲; 吴思源
Original assignee: Ningxia Jiusanling Ecological Agriculture And Animal Husbandry Co ltd
Current assignee: Ningxia Jiusanling Ecological Agriculture And Animal Husbandry Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-19
Anticipated expiration: 2030-12-31

Abstract

The utility model provides an inspection device of crackle egg, the device includes: the egg conveying machine is used for conveying eggs, and the dark box is arranged above the egg conveying machine in a spanning mode; the egg conveyer drives eggs to move through a driving chain wheel and a chain mechanism, upward illuminating light sources are arranged between the upper chains and the lower chains which are parallel to each other, the camera bellows is erected above a light source illuminating area, and a vision camera is installed at the top of the camera bellows.

Description

Crack egg inspection device

Technical Field

The utility model relates to an inspection device especially relates to an inspection device of crackle egg.

Background

In the whole process from breeding of breeding hens to hatching of eggs, the eggs are transported step by step, and all the transportation processes are likely to collide with each other to generate cracks, so that the eggs need to be screened before entering a hatching stage, and if the eggs are not screened in time, the hatching rate is certainly influenced.

At present, the domestic poultry egg crack detection method comprises manual detection and automatic detection: the manual detection precision is low, the detection speed is low, and the influence of subjective experience factors is easy to realize; present egg crack detection device can't carry out automated transport to the egg, and the egg can't rotate when detecting simultaneously, and often still need the manual work to reject the crackle egg after detecting.

SUMMERY OF THE UTILITY MODEL

The utility model provides a crack egg inspection device for solving the problems existing in the prior art.

The device includes: the egg conveying machine is used for conveying eggs, and the dark box is arranged above the egg conveying machine in a spanning mode; the egg transmission machine drives eggs to move through a driving chain wheel and a chain mechanism, an upward illuminating light source is arranged between the chains which are parallel to each other, the camera bellows is erected above an illuminating area with the light source, and the top of the camera bellows is provided with a visual camera; the chain hinge shafts on the chains are a plurality of slender shafts which are long enough to be simultaneously hinged with the chains on two sides, waist drum-shaped rollers which are arranged side by side are sleeved at the middle sections of the chain hinge shafts, and eggs are arranged between the adjacent waist drum-shaped rollers and move along with the chains.

Furthermore, the light source is installed in the roller supporting frame, and the shape of the roller supporting frame is tangent to the waist drum-shaped roller, so that the waist drum-shaped roller rotates relative to the roller supporting frame when the chain moves.

Furthermore, the waist drum-shaped rollers are rollers with small diameters at the middle sections and large diameters at the two ends, arc-shaped curve transition is adopted from the position with the smallest diameter to the position with the largest diameter, and the gap between the waist drum-shaped rollers can enable light to directly irradiate the surface of the egg, so that more areas of the egg are exposed to the light as much as possible due to the design of the arc-shaped curve.

Further, positioner fixes outside the window shade of camera bellows both sides, and positioner includes: the outer sides of the light-shading curtains are respectively provided with a reader, and a chain hinge shaft close to one side of the reader is provided with a following electronic tag.

Furthermore, chain hinge shaft snap rings are sleeved on chain hinge shafts between the waist drum-shaped idler wheels and the chains, annular transmission belts are sleeved in clamping grooves of the chain hinge shaft snap rings and rotate synchronously with the chains, and the electronic tags are attached to the surfaces of the transmission belts between the adjacent chain hinge shaft snap rings.

Further, the reader is externally wrapped with a tamper-proof box.

Further, the mechanism is being rejected to egg conveyer terminal upper portion setting, and it includes to reject the mechanism: the egg conveying device comprises a horizontal moving mechanism which is transversely erected, a vertical moving mechanism which is arranged on a moving end of the horizontal moving mechanism, a buffer sucker which is fixed on the moving end of the vertical moving mechanism, and a cracked egg storage box which is arranged on one side of an egg conveying machine.

According to the above device, the utility model also provides a method of crackle egg inspection, and the method includes: the egg inspection device is used for inspecting eggs, and comprises the following steps:

s1: eggs are placed between waist drum-shaped rollers on an egg conveyor to be conveyed;

s2: before the eggs enter the dark box, determining the positions of the eggs in the transmission direction through a reader;

s3, the eggs enter a dark box, and under the irradiation of a light source, the vision camera inspects the eggs in the moving and turning process;

s4: and (4) grabbing the eggs with cracks out through the removing mechanism.

Further, in order to accurately determine the position information of the cracked egg, the inspection range of the vision camera is an integral multiple of the chain pitch in the egg transmission direction, and the distance between the two readers is also an integral multiple of the chain pitch.

The technical effects of the utility model reside in that: the hinge shafts at two ends of the lengthened chain transmission upper single-melting chain are long shafts, waist drum-shaped rollers penetrate through the middles of the long shafts, the waist drum-shaped rollers are driven to rotate around the roller support frame through chain transmission, so that eggs placed between the adjacent waist drum-shaped rollers rotate under the friction of the waist drum-shaped rollers when being transmitted forwards, and all positions of the surfaces of the eggs are ensured to be in the inspection range of the vision camera in the process that the eggs pass through the camera bellows.

The long shafts move synchronously along with the eggs, a transmission belt similar to a chain in shape is additionally arranged between the long shafts, electronic tags are arranged on the transmission belts between the adjacent long shafts, the positions of the eggs between the waist drum-shaped rollers arranged on the adjacent long shafts are marked, each row of eggs corresponds to one independent electronic tag, readers are respectively arranged at the inlet and the outlet of the dark box to read the information of the electronic tags, and the position information of each row of eggs in the dark box in the transmission direction can be determined. The waist drum-shaped idler wheels installed on the single long shaft are fixed in number, and position information of each egg in the length direction of the long shaft can be determined through the vision camera, so that when the egg passes through the camera bellows, after a crack is found at any position, the vision camera records a photo of the position, meanwhile, the position information of the egg is processed by the computer and then sent to the control mechanism of the rejecting mechanism, the control mechanism is enabled to move to the position above the egg in advance, after the egg moves to the lower side of the buffer sucker, the cracked egg is sucked, and the cracked egg is grabbed to the cracked egg storage box.

Drawings

FIG. 1 is an isometric view of an inspection device of the present invention;

fig. 2 is a front view of the conveyor of the present invention;

fig. 3 is a top view of the conveyor of the present invention;

FIG. 4 is a front view of the positioning device and camera bellows of the present invention;

fig. 5 is a left side view of the middle positioning device and the camera bellows of the present invention.

In the figure, 1, a conveyor, 2, a camera bellows, 3, a removing mechanism, 4, a positioning device, 10, a roller supporting frame, 11, a waist drum-shaped roller, 12, a chain, 13, a driving chain wheel, 14, a chain hinge shaft, 15, a light source, 16, a light transmitting plate, 21, a visual camera, 22, a shading curtain, 31, a horizontal moving mechanism, 32, a vertical moving mechanism, 33, a buffering sucker, 34, a cracked egg storage box, 41, an electronic tag, 42, a reader, 43, a chain hinge shaft clamping ring, 44, a driving belt, 45, an anti-interference box and 111 are curved lines.

Detailed Description

The following describes a specific embodiment of the present invention with reference to fig. 1 to 5.

Fig. 1 illustrates an overall constitution of an inspection apparatus, which includes: the egg conveying device comprises an egg conveying machine (1) for conveying eggs, and a dark box (2) arranged above the egg conveying machine (1) in a spanning mode; the terminal upper portion of egg conveyer (1) is setting up and is rejecting mechanism (3), rejects mechanism (3) and includes: the egg conveying device comprises a horizontal moving mechanism (31) transversely erected, a vertical moving mechanism (32) installed on the moving end of the horizontal moving mechanism (31), a buffer sucking disc (33) fixed on the moving end of the vertical moving mechanism (32), and a cracked egg storage box (34) arranged on one side of an egg conveying machine (1).

Fig. 2 and fig. 3 show the transmission mode and the internal structure of the conveyor, the egg conveyor (1) drives the eggs to move through the driving chain wheel (13) and the chain (12) mechanism, a light source (15) for upward irradiation is arranged between the chains (12) which are parallel to each other, and the camera bellows (2) is erected above the irradiation area with the light source (15); chain hinge shafts (14) on the chains (12) are a plurality of slender shafts which are long enough to be simultaneously hinged with the chains (12) on the two sides, waist-drum-shaped rollers (11) which are arranged side by side are sleeved at the middle sections of the chain hinge shafts (14), and eggs are arranged between the adjacent waist-drum-shaped rollers (11) and move along with the chains (12).

The light source (15) is arranged in the roller support frame (10), the shape of the roller support frame (10) is tangent to the waist drum-shaped roller (11), so that the waist drum-shaped roller (11) rotates relative to the roller support frame (10) when the chain (12) moves; the waist drum-shaped roller (11) is a roller with a small diameter at the middle section and large diameters at two ends, and an arc curve (111) is adopted for transition from the position with the minimum diameter to the position with the maximum diameter.

The wheel support frame (10) is provided with a groove, the bottom of the groove is provided with a light source (15), the top of the groove is provided with a light-transmitting plate (16), and the top surface of the light-transmitting plate (16) is flush with the appearance of the wheel support frame (10).

Fig. 4 and 5 show the position relationship and positioning manner of the camera bellows and the positioning device, the visual camera (21) is installed on the top of the camera bellows (2), the positioning device (4) is fixed outside the light-shielding curtains (22) on both sides of the camera bellows (2), and the positioning device comprises: the outer sides of the window shades (22) are respectively provided with a reader (42), and a chain hinge shaft (14) close to one side of the reader (42) is provided with a following electronic tag (41); chain hinge shaft snap rings (43) are sleeved on chain hinge shafts (14) between the waist drum-shaped idler wheels (11) and the chains (12), an annular transmission belt (44) is sleeved in clamping grooves of the chain hinge shaft snap rings (43) and rotates synchronously with the chains (12), and the electronic tags (41) are attached to the surfaces of the transmission belts (44) between the adjacent chain hinge shaft snap rings (43); the reader (42) is externally wrapped with a tamper-proof box (45).

The working principle is as follows: the eggs with detection are arranged in a gap between the waist drum-shaped rollers 11 of the conveyor 1, the eggs are conveyed forwards along with the waist drum-shaped rollers 11 on the chain 12, when the eggs are conveyed to the front of a shading curtain of the dark box 2, the readers 42 arranged at the front side and the rear side of the dark box read the position information of the eggs to be arranged, the eggs are continuously conveyed and enter the dark box 2, a light-transmitting plate 16 is arranged below the eggs in the dark box 2, a light source 15 at the lower part of the light-transmitting plate 16 irradiates upwards, the cracked lines on the eggs are cleaned and projected on a photosensitive element of the visual camera 21, the visual camera 21 continuously captures images during the moving process of the eggs, the images are compared with qualified egg images through a computer, when the cracked eggs are found, photographing recording is carried out, the current egg position information read by the readers 42 is simultaneously recorded, the position information is processed by the computer and then is sent to a control system of the rejecting mechanism 3 and the conveyor 1, after the egg passes through camera bellows 2, when removing to the buffer suction cup 21 below of rejecting mechanism 3, conveyer 1 stops, and horizontal movement mechanism 31 and vertical moving mechanism 32 on rejecting mechanism 3 drive buffer suction cup 21 and grab out the crackle egg from the conveyer to transport to splitting egg storage box 34, whole device resumes the egg and detects the transmission, continues to inspect the crackle egg.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. An inspection apparatus for cracked eggs, the apparatus comprising:

the egg conveying device comprises an egg conveying machine (1) for conveying eggs, and a dark box (2) arranged above the egg conveying machine (1) in a spanning mode;

the egg conveying machine (1) drives eggs to move through a driving chain wheel (13) and a chain (12) mechanism, an upward illuminating light source (15) is arranged between the chains (12) which are parallel to each other, the camera bellows (2) is erected above an illuminating area with the light source (15), and a visual camera (21) is installed at the top of the camera bellows (2);

chain hinge shafts (14) on the chains (12) are a plurality of slender shafts which are long enough to be simultaneously hinged with the chains (12) on the two sides, waist-drum-shaped rollers (11) which are arranged side by side are sleeved at the middle sections of the chain hinge shafts (14), and eggs are arranged between the adjacent waist-drum-shaped rollers (11) and move along with the chains (12).

2. Crack egg inspection device according to claim 1, characterized in that the light source (15) is mounted in a roller support frame (10), the roller support frame (10) having a profile tangential to the crowned rollers (11) such that the crowned rollers (11) rotate relative to the roller support frame (10) when the chain (12) is moving.

3. Crack egg inspection device according to claim 2, characterized in that the tambour rollers (11) are rollers with a small diameter in the middle and a large diameter at both ends, and transition from the smallest diameter to the largest diameter with an arc-shaped curve (111).

4. The cracked egg inspection device of claim 2, wherein the roller support frame (10) is provided with a groove, the bottom of the groove is provided with the light source (15), the top of the groove is provided with the light-transmitting plate (16), and the top surface of the light-transmitting plate (16) is flush with the outer shape of the roller support frame (10).

5. Inspection device for cracked eggs according to claim 1, characterised in that the positioning device (4) is fixed outside the blinds (22) on both sides of the camera bellows (2), the positioning device comprising: the outer sides of the window shades (22) are respectively provided with a reader (42), and the chain hinge shaft (14) close to one side of the reader (42) is provided with a following electronic tag (41).

6. The cracked egg inspection device as claimed in claim 5, wherein chain hinge shaft snap rings (43) are sleeved on the chain hinge shafts (14) between the waist drum-shaped rollers (11) and the chains (12), an annular transmission belt (44) is sleeved in the clamping grooves of the chain hinge shaft snap rings (43) and rotates synchronously with the chains (12), and the electronic tags (41) are attached to the surfaces of the transmission belts (44) between the adjacent chain hinge shaft snap rings (43).

7. An inspection device for cracked eggs according to claim 6, characterized in that the reader (42) is externally wrapped with a tamper-proof box (45).

8. Cracked egg inspection device according to claim 1, characterised in that the upper end of the egg conveyor (1) is provided with a rejecting mechanism (3), the rejecting mechanism (3) comprising: the egg conveying device comprises a horizontal moving mechanism (31) transversely erected, a vertical moving mechanism (32) installed on the moving end of the horizontal moving mechanism (31), a buffer sucking disc (33) fixed on the moving end of the vertical moving mechanism (32), and a cracked egg storage box (34) arranged on one side of an egg conveying machine (1).

9. An inspection device for cracked eggs according to claim 6, characterized in that the inspection range of the vision camera (21) in the egg conveying direction is an integer multiple of the chain (12) pitch, the distance between the two readers (42) also being an integer multiple of the chain (12) pitch.