阅读说明：本技术 小龙虾剥壳取虾仁装置 (Crayfish shelling and shelled shrimp taking device ) 是由 陈继兵 马鹏航 于 2020-06-18 设计创作，主要内容包括：本发明公开了一种小龙虾剥壳取虾仁装置,包括机架、龙虾上料机构、龙虾输送机构、龙虾切割机构和取虾仁机构,机架上顺次设有上料工位、切割工位、以及取虾仁工位；龙虾上料机构设于机架上、且位于上料工位；龙虾输送机构设于机架上,用以将小龙虾从上料工位顺次转移至切割工位和取虾仁工位处；龙虾切割机构设于机架上、且位于切割工位处,用于切割开小龙虾的虾背；取虾仁机构设于机架上、且位于取虾仁工位处,用以从切割开的小龙虾的虾背处将虾仁从虾壳中取出。本发明使得小龙虾从上料、到切割、以及到取虾仁均实现了自动化生产,使得小龙虾虾仁的提取更方便也更快捷,可有效减轻人工劳动强度。(The invention discloses a crayfish shelling and shrimp meat taking device which comprises a rack, a crayfish feeding mechanism, a crayfish conveying mechanism, a crayfish cutting mechanism and a shrimp meat taking mechanism, wherein a feeding station, a cutting station and a shrimp meat taking station are sequentially arranged on the rack; the lobster feeding mechanism is arranged on the rack and positioned at a feeding station; the lobster conveying mechanism is arranged on the rack and used for sequentially transferring the crayfishes from the feeding station to the cutting station and the shrimp meat taking station; the lobster cutting mechanism is arranged on the rack, is positioned at the cutting station and is used for cutting the back of the crayfish; the shrimp meat taking mechanism is arranged on the rack and positioned at a shrimp meat taking station and used for taking out the shrimp meat from the shrimp shell of the cut crayfish. The invention realizes the automatic production of the crayfish from feeding, cutting and shrimp meat taking, so that the crayfish meat is more convenient and quicker to extract, and the labor intensity of workers can be effectively reduced.)

1. The utility model provides a crayfish device of getting shelled shrimp that shells which characterized in that includes:

the device comprises a rack, wherein a feeding station, a cutting station and a shrimp meat taking station are sequentially arranged on the rack;

the lobster feeding mechanism is arranged on the rack and positioned at the feeding station;

the lobster conveying mechanism is arranged on the rack and used for sequentially transferring the crayfishes from the feeding station to the cutting station and the shrimp meat taking station;

the lobster cutting mechanism is arranged on the rack, is positioned at the cutting station and is used for cutting the back of the crayfish; and the number of the first and second groups,

and the shrimp meat taking mechanism is arranged on the rack and positioned at the shrimp meat taking station and used for taking out the shrimp meat from the shrimp shell from the back of the cut crayfish.

2. A crawfish shelling and picking device as claimed in claim 1, wherein the lobster feeding mechanism comprises a feeding funnel arranged on the frame and a material guiding plate arranged at the discharging port of the feeding funnel;

the lobster conveying mechanism is characterized in that a guide chute communicated with a discharge port of the feeding hopper is arranged on the guide plate, the guide chute extends from the discharge port of the feeding hopper to the direction of the lobster conveying mechanism in an inclined mode, and the outlet end of the guide chute is correspondingly matched with the lobster conveying mechanism.

3. A crawfish shelling and picking apparatus as claimed in claim 1, wherein said lobster conveying mechanism comprises:

the conveying platform is movably arranged on the rack; and the number of the first and second groups,

the intermittent type formula drive structure is located in the frame, and with conveying platform is connected, is used for driving conveying platform follows the material loading station removes in order to the cutting station with get the shelled shrimp station.

4. A crawfish shelling and picking device as claimed in claim 3, wherein said conveying platform comprises a lobster moving plate rotatably mounted on said frame, said lobster moving plate being correspondingly engaged with said chute of said chute for receiving the crawfish received from said chute for positionally transferring the crawfish;

the intermittent driving structure comprises a first driving motor arranged on the rack, a first driving rotating shaft connected with the first driving motor, a driving plate arranged on the first driving rotating shaft, a second driving rotating shaft arranged side by side with the first driving rotating shaft and a grooved wheel correspondingly matched with the driving plate;

the grooved wheel and the lobster moving plate are coaxially arranged on the second driving rotating shaft.

5. A crawfish shelling and picking device as claimed in claim 3 wherein said conveying platform comprises a lobster moving plate rotatably mounted on said frame;

the circumference of lobster removal dish is equipped with a plurality of limit structure, limit structure is used for spacing centre gripping cray so that the cray is along with the lobster removal dish rotates.

6. A crawfish shelling and picking device as claimed in claim 5, wherein the limiting structure comprises a limiting groove disposed along the circumferential surface of the lobster moving plate, and the notch of the limiting groove is correspondingly matched with the outlet end of the guide chute.

7. A crawfish shelling and picking device as claimed in claim 5, wherein said lobster moving plate comprises a rotating plate body rotatably disposed on said frame, and cover plates respectively disposed at both sides of said rotating plate body;

the turntable main body comprises an inner turntable which is rotatably arranged on the rack and an outer turntable which is sleeved on the periphery of the inner turntable, a turntable gap is formed between the inner turntable and the outer turntable, and a plurality of limiting ports which are communicated with the turntable gap are formed in the circumferential direction of the outer turntable; a plurality of clamping arms are arranged in the turntable gap, the plurality of clamping arms are respectively provided with a plurality of limiting grooves at intervals in the turntable gap, and each limiting port is correspondingly communicated with one limiting groove;

the limiting structure comprises a plurality of limiting assemblies which are arranged in one-to-one correspondence with the limiting grooves; each limiting assembly comprises a limiting roller which is correspondingly arranged on two sides of each limiting groove, and the limiting rollers are rotatably connected between the two cover plates and are correspondingly arranged with the clamping arms.

8. A crawfish shelling and picking device as claimed in claim 5, wherein said lobster cutting mechanism comprises:

the cutting support is arranged on the rack and is positioned at the cutting station; and the number of the first and second groups,

cutting tool, including locating on the cutting support and relative first grip block and the second grip block that sets up, and connect first grip block with the second grip block, and be located first grip block with blade between the second grip block, the blade with lobster removal dish limit structure corresponds the cooperation.

9. A crawfish shelling and picking device as claimed in claim 5, wherein said picking mechanism comprises:

the support frame is arranged on the rack and is positioned at the shrimp meat taking station;

the shrimp meat taking assembly is movably arranged on the support frame and correspondingly matched with the lobster moving plate; and the number of the first and second groups,

get the shelled shrimp drive structure, locate in the frame, and with get the shelled shrimp subassembly and connect, be used for the drive get the shelled shrimp subassembly along the support frame rotates and be used for the drive get the flexible removal of shelled shrimp subassembly.

10. A crawfish shelling and picking apparatus as claimed in claim 9, wherein said picking assembly comprises:

one end of the connecting rod is rotatably connected with the supporting frame;

the shrimp taking telescopic rod is arranged at the other end of the connecting rod;

the shrimp meat taking needle head comprises a shrimp taking block and a shrimp taking needle, the shrimp taking block is arranged at one end, far away from the connecting rod, of the shrimp taking telescopic rod, the shrimp taking needle is arranged at the end part of the shrimp taking block, and two long holes are formed in two sides of the shrimp taking block respectively;

the elastic reset piece is sleeved on the outer side of the shrimp taking telescopic rod and is connected with the shrimp taking telescopic rod and the shrimp taking block; and the number of the first and second groups,

the pushing block is arranged in the two long holes of the shrimp taking block and is provided with a through hole for the shrimp taking needle to penetrate through;

the shrimp taking driving structure comprises a rotating driver connected with the connecting rod and a telescopic driver connected with the shrimp taking telescopic rod.

Technical Field

The invention relates to the technical field of lobster processing, in particular to a crayfish shelling and shelled shrimp taking device.

Background

The crayfish has hard shell, the adult grows about 5.6-11.9 cm, the crayfish is large in size and cylindrical, the shell is hard, the cephalothorax is flat on the side, the front side edge does not heal with the oral foreplate except for the chela crayfish family, the side edge does not heal with the chest abdominal shell and the chest limb base, and the neck sulcus is obvious. The 1 st tentacle is shorter and is double-penis, the 2 nd tentacle has more developed scales, 3 pairs of jawbones have external limbs, the footings are all single-branch type, the first 3 pairs of chelae are especially strong and thick, the last 2 pairs of footings are simple and claw-shaped, the gills are filiform gills, the chest has 5 pairs of footings, the 1 st to 3 pairs of footings are in pincer shape, the 4 th to 5 pairs of footings are in claw shape, the 2 nd pair of footings are especially developed to become very large cheles, and the male chelae are more developed than the female ones.

With the development of the catering industry in recent years, crayfish becomes a popular food, nearly ten thousand tons of crayfish are consumed in the catering industry every year, and therefore the processing amount of the crayfish is also extremely large. However, due to the characteristics of the crayfish, the crayfish is difficult to handle, and is manually peeled to take out the shelled shrimps for eating, so that the crayfish is troublesome to eat and is unsanitary.

Disclosure of Invention

In order to solve the technical problems, the invention mainly aims to provide a crayfish shelling and kernel taking device, and aims to solve the problems that the traditional crayfish is manually shelled, the shelling difficulty is high, and the efficiency is low.

In order to achieve the above object, the present invention provides a crawfish shelling and picking device, which comprises:

the device comprises a rack, wherein a feeding station, a cutting station and a shrimp meat taking station are sequentially arranged on the rack;

the lobster feeding mechanism is arranged on the rack and positioned at the feeding station;

the lobster conveying mechanism is arranged on the rack and used for sequentially transferring the crayfishes from the feeding station to the cutting station and the shrimp meat taking station;

the lobster cutting mechanism is arranged on the rack, is positioned at the cutting station and is used for cutting the back of the crayfish; and the number of the first and second groups,

and the shrimp meat taking mechanism is arranged on the rack and positioned at the shrimp meat taking station and used for taking out the shrimp meat from the shrimp shell from the back of the cut crayfish.

Optionally, the lobster feeding mechanism comprises a feeding hopper arranged on the rack and a material guide plate arranged at a discharge port of the feeding hopper;

the lobster conveying mechanism is characterized in that a guide chute communicated with a discharge port of the feeding hopper is arranged on the guide plate, the guide chute extends from the discharge port of the feeding hopper to the direction of the lobster conveying mechanism in an inclined mode, and the outlet end of the guide chute is correspondingly matched with the lobster conveying mechanism.

Optionally, the lobster conveying mechanism comprises:

the conveying platform is movably arranged on the rack; and the number of the first and second groups,

the intermittent type formula drive structure is located in the frame, and with conveying platform is connected, is used for driving conveying platform follows the material loading station removes in order to the cutting station with get the shelled shrimp station.

Optionally, the conveying platform comprises a lobster moving tray rotatably arranged on the rack, the lobster moving tray is correspondingly matched with the material guide chute of the material guide plate and used for receiving and accommodating the crayfish from the material guide chute so as to perform position transfer on the crayfish;

the intermittent driving structure comprises a first driving motor arranged on the rack, a first driving rotating shaft connected with the first driving motor, a driving plate arranged on the first driving rotating shaft, a second driving rotating shaft arranged side by side with the first driving rotating shaft and a grooved wheel correspondingly matched with the driving plate;

the grooved wheel and the lobster moving plate are coaxially arranged on the second driving rotating shaft.

Optionally, the conveying platform comprises a lobster moving disc rotatably arranged on the rack;

the circumference of lobster removal dish is equipped with a plurality of limit structure, limit structure is used for spacing centre gripping cray so that the cray is along with the lobster removal dish rotates.

Optionally, limit structure includes along the spacing groove that the circumferential surface of lobster moving plate set up, the notch of spacing groove with the exit end of baffle box corresponds the cooperation.

Optionally, the lobster moving disc comprises a rotating disc main body rotatably arranged on the rack and cover plates respectively arranged on two sides of the rotating disc main body in a sealing manner;

the turntable main body comprises an inner turntable which is rotatably arranged on the rack and an outer turntable which is sleeved on the periphery of the inner turntable, a turntable gap is formed between the inner turntable and the outer turntable, and a plurality of limiting ports which are communicated with the turntable gap are formed in the circumferential direction of the outer turntable; a plurality of clamping arms are arranged in the turntable gap, the plurality of clamping arms are respectively provided with a plurality of limiting grooves at intervals in the turntable gap, and each limiting port is correspondingly communicated with one limiting groove;

the limiting structure comprises a plurality of limiting assemblies which are arranged in one-to-one correspondence with the limiting grooves; each limiting assembly comprises a limiting roller which is correspondingly arranged on two sides of each limiting groove, and the limiting rollers are rotatably connected between the two cover plates and are correspondingly arranged with the clamping arms.

Optionally, the lobster cutting mechanism comprises:

the cutting support is arranged on the rack and is positioned at the cutting station; and the number of the first and second groups,

cutting tool, including locating on the cutting support, and be relative first grip block and the second grip block that sets up, and connect first grip block with the second grip block, and be located first grip block with blade between the second grip block, the blade with lobster removal dish limit structure corresponds the cooperation.

Optionally, the shelled shrimp taking mechanism comprises:

the support frame is arranged on the rack and is positioned at the shrimp meat taking station;

the shrimp meat taking assembly is movably arranged on the support frame and correspondingly matched with the lobster moving plate; and the number of the first and second groups,

get the shelled shrimp drive structure, locate in the frame, and with get the shelled shrimp subassembly and connect, be used for the drive get the shelled shrimp subassembly along the support frame rotates and be used for the drive get the flexible removal of shelled shrimp subassembly.

Optionally, the shelled shrimp assembly includes:

one end of the connecting rod is rotatably connected with the supporting frame;

the shrimp taking telescopic rod is arranged at the other end of the connecting rod;

the shrimp meat taking needle head comprises a shrimp taking block and a shrimp taking needle, the shrimp taking block is arranged at one end, far away from the connecting rod, of the shrimp taking telescopic rod, the shrimp taking needle is arranged at the end part of the shrimp taking block, and two long holes are formed in two sides of the shrimp taking block respectively;

the elastic reset piece is sleeved on the outer side of the shrimp taking telescopic rod and is connected with the shrimp taking telescopic rod and the shrimp taking block; and the number of the first and second groups,

the pushing block is arranged in the two long holes of the shrimp taking block and is provided with a through hole for the shrimp taking needle to penetrate through;

the shrimp taking driving structure comprises a rotating driver connected with the connecting rod and a telescopic driver connected with the shrimp taking telescopic rod.

According to the technical scheme provided by the invention, the crayfish feeding mechanism is arranged to realize automatic feeding of crayfish, the crayfish conveying mechanism is arranged to automatically transfer the crayfish from the feeding station to the cutting station and the shrimp meat taking station, so that the crayfish cutting mechanism can cut the crayfish, the shrimp meat taking mechanism can extract the shrimp meat, automatic production of the crayfish from feeding, cutting and shrimp meat extraction is realized, the crayfish meat is extracted more conveniently and more quickly, and the labor intensity of workers is effectively reduced.

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 structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the crawfish shelling and shelled shrimp taking device provided by the invention;

FIG. 2 is a schematic structural diagram of another view angle of the crawfish shelling and shelled shrimp taking device in FIG. 1;

FIG. 3 is an enlarged schematic view of detail A in FIG. 2;

fig. 4 is an exploded view of the sheave and the lobster moving plate of fig. 1.

The reference numbers illustrate:

the object of the present invention, its functional characteristics and advantageous effects will be further described with reference to the following embodiments and drawings.

Detailed Description

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

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

With the development of the catering industry in recent years, crayfish becomes a popular food, nearly ten thousand tons of crayfish are consumed in the catering industry every year, and therefore the processing amount of the crayfish is also extremely large. However, due to the characteristics of the crayfish, the crayfish is difficult to handle, and is manually peeled to take out the shelled shrimps for eating, so that the crayfish is troublesome to eat and is unsanitary. In view of this, the invention provides a crawfish shelling and kernel taking device, and fig. 1 to 4 are an embodiment of the crawfish shelling and kernel taking device provided by the invention.

Referring to fig. 1 to 2, in the present embodiment, the crawfish shelling and shelled shrimp taking device 100 includes a frame 1, a lobster feeding mechanism 2, a lobster conveying mechanism 3, a lobster cutting mechanism 4 and a shelled shrimp taking mechanism 5; the machine frame 1 is sequentially provided with a feeding station, a cutting station and a shrimp meat taking station, the machine frame 1 can be a supporting structure, a supporting platform or the ground, can be an integral machine frame or can be formed by combining a plurality of sub-machine frames, and is not limited herein so as to be set according to actual production needs; the lobster feeding mechanism 2 is arranged on the rack 1, is positioned at the feeding station, is used for feeding crayfishes and can output the crayfishes in a certain form; the lobster conveying mechanism 3 is arranged on the rack 1 and used for sequentially transferring the crayfishes from the feeding station to the cutting station and the shelled shrimp taking station; the lobster cutting mechanism 4 is arranged on the rack 1 and positioned at the cutting station and used for cutting the back of the crayfish so as to further take the shelled shrimps; the shrimp meat taking mechanism 5 is arranged on the rack 1 and positioned at the shrimp meat taking station and used for taking out the shrimp meat from the shrimp shell from the back of the cut crayfish.

According to the technical scheme provided by the invention, the crayfish feeding mechanism 2 is arranged to realize automatic feeding of crayfish, the crayfish conveying mechanism 3 is arranged to automatically transfer the crayfish from the feeding station to the cutting station and the shrimp meat taking station, so that the crayfish cutting mechanism 4 can cut the crayfish, and the shrimp meat taking mechanism 5 can extract the crayfish meat, so that the crayfish meat is automatically produced from feeding, cutting and shrimp meat extraction, the crayfish meat is more convenient and faster to extract, and the labor intensity of workers is effectively reduced.

In order to make the crayfish arrange more orderly, so that the crayfish can be cut more accurately. Specifically, referring to fig. 1, the lobster feeding mechanism 2 includes a feeding hopper 21 disposed on the frame 1, and a material guide plate 22 disposed at a discharge port of the feeding hopper 21; the material guide plate 22 is provided with a material guide groove communicated with the discharge hole of the feeding funnel 21, the material guide groove extends towards the direction of the lobster conveying mechanism 3 in an inclined mode, and the outlet end of the material guide groove is correspondingly matched with the lobster conveying mechanism 3, so that only one crayfish is output to the lobster conveying mechanism 3 at every time.

In order to make the feeding of lobster feed mechanism 2 is more smooth and easy, feeding funnel 21 can be connected with vibrating motor, in order to drive feeding funnel 21 vibrates to make the blanking of crayfish faster, and make the crayfish can arrange the output in order. However, in this embodiment, the frame 1 is provided with other driving motors, and the generated vibration can also cause the feeding hopper 21 to generate vibration, so as to achieve the same effect, thereby eliminating the need of separately providing a vibration motor, and further saving resources.

The lobster conveying mechanism 3 is arranged in various modes. In one embodiment, the lobster conveying mechanism 3 may comprise a conveyor belt arranged on the frame 1, and a conveyor driving motor connected with the conveyor belt to drive the conveyor belt to move through the conveyor driving motor so as to transfer the crayfishes between the stations.

In another embodiment, the lobster conveying mechanism 3 comprises a conveying platform and an intermittent driving structure 33, wherein the conveying platform is movably arranged on the frame 1; the intermittent type formula drive structure 33 is located on the frame 1, and with conveying platform connects, is used for the drive conveying platform follows the material loading station removes in order to the cutting station with get the shelled shrimp station, in order to leave sufficient time supply the cutting of lobster cutting mechanism 4, and leave sufficient time supply get shelled shrimp 5 and take out the shelled shrimp.

Further, referring to fig. 1 and 4, the conveying platform comprises a lobster moving plate 31 rotatably arranged on the frame 1, wherein the lobster moving plate 31 is correspondingly matched with the material guide chute of the material guide plate 22 and is used for receiving and containing the crayfish from the material guide chute so as to perform position transfer on the crayfish; the intermittent driving structure 33 comprises a first driving motor 331 arranged on the frame 1, a first driving rotating shaft 332 connected with the first driving motor 331, a dial 333 arranged on the first driving rotating shaft 332, a second driving rotating shaft 334 arranged side by side with the first driving rotating shaft 332, and a grooved wheel 335 arranged correspondingly to the dial 333; the grooved pulley 335 and the lobster moving plate 31 are coaxially arranged on the second driving rotating shaft 334. The first driving motor 331 drives the first driving rotating shaft 332 to rotate so as to drive the catch plate 333 to rotate, the catch plate 333 intermittently cooperates with the grooved wheel 335 so as to make the grooved wheel 335 intermittently rotate, thereby making the second driving rotating shaft 334 intermittently rotate, so as to make the lobster moving plate 31 intermittently rotate, and when the lobster moving plate 31 is suspended to rotate, the lobster cutting mechanism 4 and the shelled shrimp taking mechanism 5 are operated for enough time to make the cutting more sufficient, so as to be more beneficial to completely taking out the shelled shrimps.

In this embodiment, when the shrimp meat of the crawfish is not required to be taken out but only the back of the crawfish is required to be cut, a second driving motor may be further disposed on the frame 1, and the second driving motor is connected to the second driving shaft 334 to drive the second driving shaft 334 to rotate, so that the sheave 335 rotates to continuously rotate the lobster moving plate 31. When the peeled shrimps need to be taken, the second driving motor is turned off, and the first driving motor 331 is turned on, so that the lobster moving plate 31 intermittently rotates. Therefore, the crayfish shelling and shelled shrimp taking device 100 provided by the embodiment can be suitable for different crayfish processing requirements, is more flexible to process, and is wider in application range, so that the crayfish shelling and shelled shrimp taking device can be more suitable for customer requirements.

The crayfish is limited when the crayfish is cut and taken so as to be convenient for cutting and taking the crayfish. Specifically, when the conveying platform comprises a lobster moving plate 31 rotatably arranged on the rack 1; the circumference of lobster moving plate 31 is equipped with a plurality of limit structures, limit structure is used for the spacing centre gripping crayfish so that the crayfish accompanies lobster moving plate 31 rotates together.

The limiting structure has various arrangement forms. In an embodiment, the limiting structure comprises a limiting groove arranged along the circumferential surface of the lobster moving plate 31, and a notch of the limiting groove is correspondingly matched with the outlet end of the guide chute. The spacing groove can be provided with a plurality ofly, works as one the spacing groove rotate extremely with the baffle box is relative, then the cray is followed the notch falls into in the spacing groove, just the size of spacing groove can just supply a cray to hold and establish to all carry out spacingly to the cray on length and width direction, make the cray along the self can not remove when lobster removal dish 31 rotates.

In another embodiment, referring to fig. 4, the lobster moving plate 31 includes a rotating plate body rotatably disposed on the frame 1, and cover plates 313 respectively disposed on both sides of the rotating plate body; the turntable main body comprises an inner turntable 311 rotatably arranged on the rack 1 and an outer turntable 312 sleeved on the peripheral side of the inner turntable 311, a turntable gap is formed between the inner turntable 311 and the outer turntable 312, and a plurality of limiting ports communicated with the turntable gap are formed in the peripheral direction of the outer turntable 312; a plurality of clamping arms are arranged in the turntable gap, the plurality of clamping arms are respectively provided with a plurality of limiting grooves at intervals in the turntable gap, and each limiting port is correspondingly communicated with one limiting groove; the limiting structure comprises a plurality of limiting assemblies which are arranged in one-to-one correspondence with the limiting grooves; each limiting component comprises a limiting roller 32 correspondingly arranged on two sides of each limiting groove, and the limiting rollers 32 are rotatably connected between the two cover plates 313 and are arranged corresponding to the clamping arms. The lobster moving plate 31 keeps the posture of the crayfishes between the two limit rollers 32 when rotating through the limit rollers 32, so that the highest position of the back of the crayfishes faces the limit opening, and the lobster cutting mechanism 4 can cut the lobsters.

In this embodiment, referring to fig. 3, the lobster cutting mechanism 4 comprises a cutting frame 41 and a cutting knife 42 provided on the cutting frame 41; the cutting support 41 is arranged on the frame 1 and is positioned at the cutting station; cutting tool 42 is including locating on cutting support 41, and be relative first grip block and the second grip block that sets up, and connect first grip block with the second grip block, and be located first grip block with blade between the second grip block, the blade with lobster removal dish 31 limit structure corresponds the cooperation. Work as fall into behind the crayfish on the lobster moving plate 31, the lobster moving plate 31 rotates in order to drive the crayfish and rotates, when the crayfish rotate extremely behind the high department of lobster moving plate 31, with the blade contacts, the lobster moving plate 31 rotates to make the back of crayfish be in slide under the blade to the back of the shrimp of crayfish is cut open.

In this embodiment, the size of the limiting groove is adjustable, specifically, the limiting roller 32 is connected to the two cover plates 313 and the holding arm through bolts, and when the size of the crayfish is different, the distance between the two cover plates 313 can be adjusted by adjusting the bolts; similarly, the cutting tool 42 further includes a tool transition rod connected to the cutting bracket 41, and a telescopic rod connected to the tool transition rod, the first clamping plate and the second clamping plate are connected to one end of the telescopic rod far away from the tool transition rod, the tool telescopic rod is sleeved with a telescopic spring, when the crayfishes are different in size, the telescopic rod can be adjusted to stretch so as to enable the blade to be closer to or farther away from the lobster moving plate 31, so that the cutting effect is better.

The shrimp meat extracting mechanism 5 includes a support frame 51, a shrimp meat extracting assembly, and a shrimp meat extracting driving structure; the support frame 51 is arranged on the rack 1 and is positioned at the shrimp meat taking station; the shrimp meat taking assembly is movably arranged on the support frame 51 and correspondingly matched with the lobster moving plate 31; get the shelled shrimp drive structure locate in the frame 1, and with get the shelled shrimp subassembly and connect, be used for the drive get the shelled shrimp subassembly along the support frame 51 rotates and be used for the drive get the shelled shrimp subassembly and stretch out and draw back and move, so that get the shelled shrimp subassembly rotatable extremely with the lobster removes dish 31 spacing mouth is relative, in order to stretch into to being in the limited inslot crayfish department gets the shelled shrimp to and contract and rotate to the shelled shrimp and retrieve the department, retrieve to the shelled shrimp.

Further, referring to fig. 3, the shrimp meat taking assembly includes a connecting rod 52, a shrimp taking telescopic rod 53, a shrimp meat taking needle, an elastic restoring member 56 and a pushing block 57; one end of the connecting rod 52 is rotatably connected with the supporting frame 51; the shrimp taking telescopic rod 53 is arranged at the other end of the connecting rod 52; the shrimp meat taking needle head comprises a shrimp taking block 54 arranged at one end of the shrimp taking telescopic rod 53 far away from the connecting rod 52 and a shrimp taking needle 55 arranged at the end part of the shrimp taking block 54, and two sides of the shrimp taking block 54 are respectively provided with a long hole; the elastic reset piece 56 is sleeved outside the shrimp taking telescopic rod 53 and connected with the shrimp taking telescopic rod 53 and the shrimp taking block 54; the push block 57 is installed in the two long holes of the shrimp taking block 54 and has a through hole for the shrimp taking needle 55 to penetrate through; the shrimp meat taking driving structure comprises a rotating driver (not shown in the figures) connected with the connecting rod 52 and a telescopic driver (not shown in the figures) connected with the shrimp taking telescopic rod 53, specifically, the rotating driver can be set as a rotating motor, and the telescopic driver can be set as a telescopic cylinder. After the crayfish is cut by the crayfish cutting mechanism 4, the crayfish continues to rotate under the driving of the crayfish moving plate 31, meanwhile, the rotating driver drives the connecting rod to rotate so that the crayfish taking needle 55 is opposite to the opening where the cut crayfish is located, the crayfish moving plate 31 stops rotating, the telescopic driver drives the crayfish taking telescopic rod 53 to extend out, so that the crayfish taking needle 55 extends into the opening to be inserted into the crayfish meat, and then the telescopic driver drives the crayfish taking telescopic rod 53 to contract, so that the crayfish taking needle 55 is provided with the crayfish meat to contract together, and the crayfish meat is taken out of the crayfish shell.

In this embodiment, the crawfish shelling and picking device 100 may further include a storage box for storing the picked shelled shrimps. Specifically, a storage box may be disposed below the frame 1 corresponding to the shrimp meat taking mechanism 5, after the shrimp taking needle 55 takes out the shrimp meat, the shrimp taking needle 55 is retracted by the driving of the telescopic driver to exit the lobster moving plate 31, the connecting rod 52 is simultaneously driven by the rotating driver to rotate, so that the shrimp taking needle 55 rotates to above the storage box, and the shrimp taking needle 55 continues to be retracted, so that the shrimp meat on the shrimp taking needle 55 is withdrawn from the shrimp taking needle 55 by the resistance of the push block 57, and falls into the storage box.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.