CN110803500A - Head and tail positioning and grading device and method for cooked crayfish processing - Google Patents

Head and tail positioning and grading device and method for cooked crayfish processing Download PDF

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Publication number
CN110803500A
CN110803500A CN201911086808.5A CN201911086808A CN110803500A CN 110803500 A CN110803500 A CN 110803500A CN 201911086808 A CN201911086808 A CN 201911086808A CN 110803500 A CN110803500 A CN 110803500A
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China
Prior art keywords
head
tail positioning
conveyor belt
tail
grading
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CN201911086808.5A
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Chinese (zh)
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CN110803500B (en
Inventor
傅润泽
陈冰
王爱民
陈洪兴
余晓红
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Yancheng Institute of Technology
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Yancheng Institute of Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C29/00Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
    • A22C29/005Grading or classifying shellfish or bivalves
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C29/00Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
    • A22C29/02Processing shrimps, lobsters or the like ; Methods or machines for the shelling of shellfish
    • A22C29/023Conveying, feeding or aligning shellfish
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/02Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration for conveying in a circular arc
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0202Agricultural and processed food products

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Processing Of Meat And Fish (AREA)

Abstract

The invention belongs to the field of crayfish processing, and particularly relates to a head and tail positioning and grading device and method for cooked crayfish processing. The device comprises a roller conveying grading device and a head and tail positioning device, wherein the discharge end of the roller conveying grading device is guided to the head and tail positioning device; the roller conveying and grading device is used for guiding and conveying the cooked crayfishes into the head and tail positioning device; the head and tail positioning device comprises a head and tail positioning conveying belt, an upper conveying belt and a lower conveying belt; the head and tail positioning conveyor belt is a long annular conveyor belt in the vertical direction, the upper conveyor belt and the lower conveyor belt are respectively positioned under the upper layer and the lower layer of the long annular conveyor belt in the vertical direction, and the upper conveyor belt and the lower conveyor belt are parallel to the horizontal direction of the long annular conveyor belt. The invention can finish the size grading and automatic head and tail positioning of the cooked crayfish, provides technical support for further packaging or mechanical processing operation, and has higher market practical application value.

Description

Head and tail positioning and grading device and method for cooked crayfish processing
Technical Field
The invention belongs to the field of crayfish processing, and particularly relates to a head and tail positioning and grading device and method for cooked crayfish processing.
Background
In recent years, the crayfish industry in China is rapidly developed, the scale is continuously enlarged, however, in the crayfish processing process, particularly the cooked crayfish processing process, more processes still exist and need a large amount of manual processing, the cost is increased, the processing speed and the yield are limited, and some crayfish processing enterprises are always seeking for the mechanical processing technology of the cooked crayfish. However, the mechanical head and tail positioning of the cooked crayfishes is realized no matter the crayfishes are simply cooked and packaged or the cooked crayfishes are subjected to shelling and deep processing at present, the mechanical head and tail positioning of the cooked crayfishes is a premise of the mechanical processing of the crayfishes, the feeding speed requirement of the mechanical processing can not be met by manual head and tail orientation, and the labor cost is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a head and tail positioning and grading device and method for processing cooked crayfishes.
In order to achieve the above purpose, the invention provides the following technical scheme:
a head and tail positioning and grading device for cooked crayfish processing comprises a roller conveying and grading device and a head and tail positioning device, wherein the discharge end of the roller conveying and grading device is guided to the head and tail positioning device; the roller conveying and grading device is used for guiding and conveying the cooked crayfishes into the head and tail positioning device.
Preferably, the head and tail positioning device comprises a head and tail positioning conveying belt, an upper conveying belt and a lower conveying belt; the head and tail positioning conveyor belt is a long annular conveyor belt in the vertical direction, the upper conveyor belt and the lower conveyor belt are respectively positioned under the upper layer and the lower layer of the long annular conveyor belt in the vertical direction, and the upper conveyor belt and the lower conveyor belt are parallel to the horizontal direction of the long annular conveyor belt.
Preferably, the roller conveying grading device is composed of more than 2 single-layer roller conveying devices, the single-layer roller conveying devices are arranged layer by layer in the vertical direction, and the gap between the upper-layer rollers is larger than the gap between the lower-layer rollers.
Preferably, the long annular conveying belt is composed of a plurality of head and tail positioning grooves, and the head and tail positioning grooves complete turning in the vertical direction along with the movement of the conveying belt; a shrimp clamp catching net with a spring is arranged below the head and tail positioning groove, the shrimp clamp catching net is composed of a metal outer frame and a tightened rope net, and the gap of the rope net is larger than the shrimp clamp and smaller than the shrimp tail; the two sides below the head and tail positioning grooves are provided with fixed deflector rods, and two ends of each fixed deflector rod are provided with shifting pieces which are divided into an upper shifting piece and a lower shifting piece; the shrimp clamp catching net is respectively contacted with the upper shifting piece and the lower shifting piece before and after the head and tail positioning grooves are turned.
Preferably, the single-layer roller conveying device comprises rollers, baffles and limiting plates; the rollers are arranged side by side, and gaps are reserved between the rollers and the rotating directions of the rollers are opposite; the roller and the head and tail positioning device are obliquely arranged in the horizontal direction, and the inclination angle is 0-30 degrees; the baffle plates are arranged on two sides of each two rolling shafts, and the limiting plates are arranged between the rolling shafts and the head and tail positioning devices; and the cooked crayfishes on the guide roller of the limiting plate are conveyed into the head and tail positioning device.
A head and tail positioning and grading method for cooked crayfish processing adopts the device for positioning and grading.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention can finish the size grading and automatic head and tail positioning of the cooked crayfish, provides technical support for further packaging or mechanical processing operation, and has higher market practical application value.
2. A shrimp clamp catching net with a spring is arranged below the head and tail positioning groove, and the crayfish clamp or the sharp shrimp clamp on the head, the lower part and the tail are hooked by the rope net and cannot fall down.
3. The fixed deflector rods are arranged on two sides below the head and tail positioning grooves, the top ends of the deflector rods are provided with deflector plates which extend inwards, and the upper deflector plates are contacted with the shrimp clamp catching net to generate slight vibration so that the crayfishes fall into the lower upper conveying belt groove.
4. The head and tail positioning conveyor belt is a long annular conveyor belt in the vertical direction, and crayfishes on the head, the lower part and the tail move along with the feeding positioning grooves to complete turning in the vertical direction; the lower shifting piece is contacted with the shrimp clamp catching net to generate vibration, so that the crayfish falls into the lower conveying belt groove below.
5. The grading device can be provided with a single layer, a double layer or a plurality of layers according to a specific process, so that various production requirements are met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a head and tail positioning and grading device for cooked crayfish processing according to the present invention;
FIG. 2 is a schematic structural view of a roller conveying classifier according to embodiment 1 of the present invention;
FIG. 3 is a schematic view showing the rotation of the roller conveyer classifier in embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a head-to-tail positioning slot in embodiment 1 of the present invention;
fig. 5 is a schematic view of positioning and dropping of crayfishes in embodiment 1 of the present invention;
fig. 6 is a schematic view of positioning and dropping of crayfishes in embodiment 1 of the present invention;
description of reference numerals: the shrimp clamp automatic grading device comprises a roller conveying grading device 1, a head and tail positioning conveyer belt 2, an upper conveyer belt 3, a lower conveyer belt 4, a fixing deflector rod 5, a feeding end 6, a baffle 7, a roller 8, a limiting plate 9, an upper layer roller 10, a lower layer roller 11, a discharging end 12, a head and tail positioning groove 13, a spring 14, a shrimp clamp catching net 15, a deflector piece 16 and a fixing deflector rod 17.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-6: a head and tail positioning and grading device for cooked crayfish processing comprises a roller conveying and grading device 1 and a head and tail positioning device, wherein a discharge end 12 of the roller conveying and grading device 1 is guided to the head and tail positioning device; the roller conveying and grading device 1 is used for guiding and conveying cooked crayfishes into the head and tail positioning device.
The head and tail positioning device comprises a head and tail positioning conveyer belt 2, an upper conveyer belt 3 and a lower conveyer belt 4; the head and tail positioning conveyor belt 2 is a long annular conveyor belt in the vertical direction, the upper conveyor belt 3 and the lower conveyor belt 5 are respectively positioned under the upper layer and the lower layer of the long annular conveyor belt in the vertical direction, and the upper conveyor belt 3 and the lower conveyor belt 4 are parallel to the horizontal direction of the long annular conveyor belt.
The roller conveying grading device 1 is composed of more than 2 single-layer roller conveying devices, the single-layer roller conveying devices are arranged layer by layer in the vertical direction, and the gap between the upper-layer rollers 10 is larger than the gap between the lower-layer rollers 11.
The long annular conveying belt is composed of a plurality of head and tail positioning grooves 13, a shrimp clamp catching net 15 with a spring 14 is arranged below the head and tail positioning grooves 13, the shrimp clamp catching net 15 is composed of a metal outer frame and a tightened rope net, and the gap of the rope net is larger than the shrimp clamps and smaller than the shrimp tails; two sides below the head and tail positioning grooves 13 are provided with fixed deflector rods 17, and the top ends of the fixed deflector rods 17 are provided with inward extending deflector plates 16; when the head and tail positioning grooves move, the shifting piece 16 can touch the shrimp clamp catching net 15.
The single-layer roller conveying device comprises rollers 8, baffles 7 and limiting plates 9; the rollers 8 are arranged side by side, and a gap is reserved between the rollers 8 and the rollers 8, and the rotation directions are opposite (as shown in fig. 3); the rolling shaft 8 and the head and tail positioning device are obliquely arranged in the horizontal direction, and the inclination angle is 0-30 degrees; the baffle plates 7 are arranged on the left side and the right side of each two rollers 8, and the limiting plates 9 are arranged between the rollers 8 and the head and tail positioning devices; the cooked crayfishes on the guide rollers 8 of the limiting plate 9 are conveyed into the head and tail positioning devices;
the rolling shaft conveying grading device 1 is characterized in that gaps among the rolling shafts are reduced layer by layer from top to bottom, two adjacent rolling shafts 8 form a group, the rotating directions are opposite, and the crayfishes with smaller body sizes fall into the lower layer to finish grading; after the cooked crayfishes with mixed directions are conveyed by the roller 8, the cooked crayfishes are arranged in parallel along the conveying direction, and the primary positioning is completed. After the crayfish falls from the grading conveying device 1, the crayfish enters the head and tail positioning groove 13 and is divided into two conditions of head-up and tail-down and head-down and tail-down, and the crayfish continuously falls and touches the shrimp clamp catching net 15;
the crayfish tongs or the sharp crayfish head on the head, the tail and the lower part are hooked by the rope net and cannot fall down; the crayfishes with the heads, the tails and the tails cannot be hooked by the rope net because of the round blunt tails, one part of the crayfishes directly falls into the groove in the upper conveying belt 3 below, and the upper conveying belt 3 and the head and tail positioning conveying belt 2 synchronously move at the same speed; the crayfish with the head up and the tail down can not fall down directly due to friction and the like and stay on the shrimp clamp catching net 15;
along with the motion of conveyer belt, go up the plectrum and catch the net 15 with the shrimp pincers and touch, produce slight tremble, make the crayfish fall into conveyer belt groove 2 on the below, set up a plurality of fixed driving lever 17 and plectrum 16 according to technology in the conveyer belt motion process, guarantee that the crayfish is whole to fall down, and the crayfish can't fall down because shrimp pincers or sharp-pointed shrimp head are caught.
The crayfish on the head, the tail and the lower part continue to move along with the head and tail positioning grooves 13 and complete the turning around in the vertical direction, the lower conveying belt 3 is arranged below the turning around of the head and tail positioning grooves 13, and part of the crayfish falls into the lower conveying belt groove 3 due to the gravity. The other part can not be directly dropped due to the hook of the rope net and the like and stays on the shrimp clamp catching net 15. Along with the motion of conveyer belt, lower plectrum touches with shrimp pincers seizure net 15, produces the tremor, and the area of touching of lower plectrum and shrimp pincers seizure net 15 is greater than plectrum 16, and the tremor range increases, makes the crayfish fall into 3 inslots of conveyer belt below, has a plurality of fixed driving lever 17 and plectrum 16 in the conveyer belt motion process, guarantees that the crayfish is whole to fall down.
All crayfishes are in a state of being in a head-up and tail-down state, and feeding orientation is completed.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (6)

1. A head and tail positioning and grading device for cooked crayfish processing is characterized by comprising a roller conveying and grading device and a head and tail positioning device, wherein the discharge end of the roller conveying and grading device is guided to the head and tail positioning device; the roller conveying and grading device is used for guiding and conveying the cooked crayfishes into the head and tail positioning device.
2. The head and tail positioning and grading device for cooked crayfish processing as claimed in claim 1, wherein the head and tail positioning device comprises a head and tail positioning conveyor belt, an upper conveyor belt and a lower conveyor belt; the head and tail positioning conveyor belt is a long annular conveyor belt in the vertical direction, the upper conveyor belt and the lower conveyor belt are respectively positioned under the upper layer and the lower layer of the long annular conveyor belt in the vertical direction, and the upper conveyor belt and the lower conveyor belt are parallel to the horizontal direction of the long annular conveyor belt.
3. The apparatus as claimed in claim 1, wherein the roller conveyer grading device comprises more than 2 single-layer roller conveyers, the single-layer roller conveyers are arranged layer by layer in the vertical direction, and the gap between the upper rollers is larger than the gap between the lower rollers.
4. The head and tail positioning and grading device for cooked crayfish processing according to claim 2, wherein the long ring-shaped conveyor is composed of a plurality of head and tail positioning grooves, and the head and tail positioning grooves complete turning in a vertical direction along with the movement of the conveyor; a shrimp clamp catching net with a spring is arranged below the head and tail positioning groove, the shrimp clamp catching net is composed of a metal outer frame and a tightened rope net, and the gap of the rope net is larger than the shrimp clamp and smaller than the shrimp tail; the two sides below the head and tail positioning grooves are provided with fixed deflector rods, and two ends of each fixed deflector rod are provided with shifting pieces which are divided into an upper shifting piece and a lower shifting piece; the shrimp clamp catching net is respectively contacted with the upper shifting piece and the lower shifting piece before and after the head and tail positioning grooves are turned.
5. The head and tail positioning and grading device for cooked crayfish processing as claimed in claim 3, wherein the single-layer roller conveying device comprises rollers, baffles and limiting plates; the rollers are arranged side by side, and gaps are reserved between the rollers and the rotating directions of the rollers are opposite; the roller and the head and tail positioning device are obliquely arranged in the horizontal direction, and the inclination angle is 0-30 degrees; the baffle plates are arranged on two sides of each two rolling shafts, and the limiting plates are arranged between the rolling shafts and the head and tail positioning devices; and the cooked crayfishes on the guide roller of the limiting plate are conveyed into the head and tail positioning device.
6. A method for positioning and grading the head and tail of a cooked crayfish, characterized in that the positioning and grading is carried out using the device as claimed in claims 1-5.
CN201911086808.5A 2019-11-08 2019-11-08 Head and tail positioning and grading device and method for cooked crayfish processing Active CN110803500B (en)

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CN110803500B CN110803500B (en) 2021-08-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113229333A (en) * 2020-11-19 2021-08-10 甸硕水产科技(化州)有限公司 Shrimp production conveying line and method
CN114651859A (en) * 2022-03-24 2022-06-24 顺祥食品有限公司 Grading device and method for cooked crayfish processing

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790439A (en) * 1986-11-28 1988-12-13 Mcintyre Roger C Grading machine
CN203340907U (en) * 2013-07-08 2013-12-18 河北农业大学 Directional sorting device for prawns
CN204052189U (en) * 2014-09-17 2014-12-31 舟山汇丰冷藏物流发展有限公司 The grading plant of one seed shrimp
CN204047813U (en) * 2014-09-16 2014-12-31 河北农业大学 Pair roller type prawn orienting machine
CN205727868U (en) * 2016-05-03 2016-11-30 东山县启昌冷冻加工有限公司 Prawn is cleaned, sorts and refrigerating plant
CN110065796A (en) * 2019-03-18 2019-07-30 中国农业机械化科学研究院 A kind of prawn sequence orienting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790439A (en) * 1986-11-28 1988-12-13 Mcintyre Roger C Grading machine
CN203340907U (en) * 2013-07-08 2013-12-18 河北农业大学 Directional sorting device for prawns
CN204047813U (en) * 2014-09-16 2014-12-31 河北农业大学 Pair roller type prawn orienting machine
CN204052189U (en) * 2014-09-17 2014-12-31 舟山汇丰冷藏物流发展有限公司 The grading plant of one seed shrimp
CN205727868U (en) * 2016-05-03 2016-11-30 东山县启昌冷冻加工有限公司 Prawn is cleaned, sorts and refrigerating plant
CN110065796A (en) * 2019-03-18 2019-07-30 中国农业机械化科学研究院 A kind of prawn sequence orienting device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113229333A (en) * 2020-11-19 2021-08-10 甸硕水产科技(化州)有限公司 Shrimp production conveying line and method
CN114651859A (en) * 2022-03-24 2022-06-24 顺祥食品有限公司 Grading device and method for cooked crayfish processing

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