阅读说明：本技术 一种南极磷虾船上加工装置及方法 (Euphausia superba shipboard processing device and method ) 是由 杨会成 李瑞雪 胡世伟 姜维 孙继鹏 郑平安 刘宇 王家星 徐珊 于 2021-01-27 设计创作，主要内容包括：本发明公开了一种南极磷虾船上加工装置及方法,旨在解决南极磷虾剥壳不便,剥壳操作工作效率低的不足。该发明包括传送带、同步支撑带、支撑板、虾壳槽、虾肉槽、解锁条,传送带和同步支撑带移动速度相同,同步支撑带和支撑板前后靠近设置,同步支撑带和支撑板均靠近传送带侧边设置,支撑板上依次设有切壳区、去壳区、卸虾区,虾壳槽置于去壳区下方,虾肉槽置于卸虾区下方,传送带上间隔安装若干装虾机构,支撑板上切壳区位置安装连接架和定位导向板,连接架上安装上切刀,支撑板上连接架对应位置安装下切刀,定位导向板上安装横向切刀；支撑板上去壳区位置安装两去壳滚轮,去壳滚轮外壁上设有去壳毛刷,两去壳滚轮之间设有过虾间隙。(The invention discloses a processing device and method for euphausia superba ships, and aims to overcome the defects that euphausia superba is inconvenient to shell and the working efficiency of shelling operation is low. The shrimp shell cutting machine comprises a conveying belt, a synchronous supporting belt, a supporting plate, a shrimp shell groove, a shrimp meat groove and an unlocking bar, wherein the conveying belt and the synchronous supporting belt have the same moving speed, the synchronous supporting belt and the supporting plate are arranged close to the front and back of the synchronous supporting belt, the synchronous supporting belt and the supporting plate are arranged close to the side edge of the conveying belt, a shell cutting area, a shell removing area and a shrimp unloading area are sequentially arranged on the supporting plate, the shrimp shell groove is arranged below the shell removing area, the shrimp meat groove is arranged below the shrimp unloading area, a plurality of shrimp loading mechanisms are arranged on the conveying belt at intervals, a connecting frame and a positioning guide plate are arranged at the position of the shell removing area on the supporting plate, an upper cutter is arranged on the connecting; two shelling rollers are arranged at the shelling position on the supporting plate, a shelling brush is arranged on the outer wall of the shelling roller, and a shrimp gap is formed between the two shelling rollers.)

1. A processing device on a euphausia superba ship is characterized by comprising a conveying belt, a synchronous supporting belt, a supporting plate, a shrimp shell groove, a shrimp groove and an unlocking strip, wherein the conveying belt and the synchronous supporting belt have the same moving speed, the synchronous supporting belt and the supporting plate are arranged close to the front and the back, the synchronous supporting belt and the supporting plate are both arranged close to the side edge of the conveying belt, the supporting plate is sequentially provided with a shell cutting area, a shell removing area and a shrimp unloading area, the shrimp shell groove is arranged below the shell removing area, the shrimp meat groove is arranged below the shrimp unloading area, a plurality of shrimp loading mechanisms are arranged on the conveying belt at intervals, each shrimp loading mechanism comprises a fixed clamping block, a movable clamping block, a clamping spring, a push rod and a positioning cylinder, one end of each movable clamping block is slidably arranged in the positioning cylinder and abutted against the corresponding movable clamping block, the other end of each movable clamping block is attached to the corresponding fixed clamping block, the push, the pushing column can be attached to the pushing surface, a return spring is installed between the pushing rod and the positioning barrel, the unlocking strip and the synchronous supporting belt are arranged correspondingly, the two ends of the unlocking strip are provided with unlocking surfaces which are arranged obliquely, the pushing rod is abutted to the unlocking surfaces in the running process of the conveying belt and the synchronous supporting belt so as to push the pushing rod to move, and the pushing surface on the pushing rod pushes the movable clamping block to move so as to separate the movable clamping block from the fixed clamping block; an unlocking plate which is obliquely arranged is arranged at a position corresponding to the shrimp unloading area, and the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block; a connecting frame and a positioning guide plate are arranged at the position of the upper cutting shell area on the supporting plate, a guide gap is formed between the positioning guide plate and the conveyor belt, the guide gap is gradually reduced along the rotating direction of the turntable, an upper cutter is arranged on the connecting frame, a lower cutter is arranged at the corresponding position of the connecting frame on the supporting plate, and a transverse cutter is arranged on the positioning guide plate; two shelling rollers are arranged at the shelling position on the supporting plate, a shelling brush is arranged on the outer wall of the shelling roller, and a shrimp gap is formed between the two shelling rollers.

2. The euphausia superba shipboard processing device of claim 1, wherein the end of the push rod is provided with an abutting wheel.

3. The euphausia superba shipboard processing device of claim 1, wherein the conveyor belt is provided with a U-shaped positioning groove at a position corresponding to the conveyor belt, the conveyor belt is arranged in the positioning groove, and the positioning groove is exposed on the outer surface of the conveyor belt.

4. The euphausia superba shipboard processing device according to claim 1, wherein a shaking frame is slidably mounted on the connecting frame, a shaking spring is mounted between the shaking frame and the connecting frame, a driving wheel is mounted on the supporting plate, a pushing strip obliquely arranged is arranged on the driving wheel, a shaking protrusion is arranged on the shaking frame, and the driving wheel rotates to enable the pushing strip to continuously slide through the shaking protrusion to enable the shaking frame to generate a shaking effect; the upper cutter and the lower cutter are both fixedly connected to the shaking frame, an upper insertion hole is formed in the connecting frame corresponding to the upper cutter, lower insertion holes are formed in the supporting plate corresponding to the lower cutter, the upper cutter penetrates through the upper insertion hole, and the lower cutter penetrates through the lower insertion hole; the positioning guide plate is connected with a push rod, a reset spring is connected between the lower end of the push rod and the supporting plate, a pushing surface which is obliquely arranged is arranged on the shaking frame corresponding to the push rod, and the upper end of the push rod is attached to the pushing surface.

5. The euphausia superba shipboard processing device according to claim 4, wherein the connecting frame is provided with connecting columns arranged in a radial direction, the shaking frame and the shaking spring are sleeved on the connecting columns, the connecting columns are connected with end covers, and the shaking spring abuts against the end covers and the shaking frame.

6. The euphausia superba shipboard processing apparatus of any of claims 1 to 5, wherein a plurality of primary cooling nozzles are installed between the synchronous support belt and the hull cutting area, and a plurality of secondary cooling nozzles are installed between the hull cutting area and the hull removing area.

7. The on-board processing device for euphausia superba according to any one of claims 1 to 5, wherein a plurality of cleaning nozzles are installed between the shelling area and the shrimp unloading area, the cleaning nozzles spray water in the direction of the supporting plate, and through grooves are formed in the supporting plate at positions corresponding to the cleaning nozzles.

8. A method for processing Antarctic krill on a ship, which is characterized in that the device for processing Antarctic krill on a ship according to any one of claims 1 to 7 is used for processing Antarctic krill, and comprises the following steps: a. clamping the head-removed euphausia superba to a shrimp holding mechanism at the position of an unlocking bar, wherein a push rod of the shrimp holding mechanism at the position is abutted to the unlocking bar to separate a movable clamping block from a fixed clamping block, the shrimp tail is placed between the movable clamping block and the fixed clamping block, the shrimp body is placed on a synchronous supporting belt, before the euphausia superba is conveyed to a supporting plate, the push rod slides away from the unlocking bar, and the movable clamping block moves towards the fixed clamping block to clamp the shrimp tail; b. the Antarctic krill is conveyed to the supporting plate along with the conveying belt, and the Antarctic krill is rapidly cooled before entering the shell cutting area; c. the euphausia superba is conveyed to a shell cutting area, the positioning guide plate and the connecting frame are used for positioning the euphausia superba, and the upper cutter, the lower cutter and the transverse cutter are used for cutting the shell of the euphausia superba; d. rapidly cooling the euphausia superba after the euphausia superba is cut off from the shell cutting area; e. the euphausia superba enters a shelling area, and when the euphausia superba passes through a shrimp gap, the rotating two shelling rollers carry the shrimp shell on the surface of the euphausia superba backwards out and fall into a shrimp shell groove; f. after the shells of the euphausia superba enter a shrimp unloading area, the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block, and the euphausia superba falls into the shrimp tank.

Technical Field

The invention relates to an aquatic product processing device, in particular to a processing device and method for a euphausia superba ship.

Background

At present, shrimp aquatic products are deeply processed, the shelling operation is often needed, the traditional operation mode is that shells and meat are separated by adopting a manual shelling mode, and the mode has high labor intensity and low working efficiency. Particularly, on a ship, manual shelling treatment of prawn aquatic products is not practical due to the limitation of operators on the ship.

Disclosure of Invention

In order to overcome the defects, the invention provides a processing device and a processing method for the euphausia superba on the ship, which can automatically peel the euphausia superba, improve the working efficiency, reduce the labor intensity and prevent the shrimp shells from remaining on the shrimp meat.

In order to solve the technical problems, the invention adopts the following technical scheme: a processing device on a ship for Antarctic krill comprises a conveying belt, a synchronous supporting belt, a supporting plate, a shrimp shell groove, a shrimp groove and an unlocking strip, wherein the conveying belt and the synchronous supporting belt have the same moving speed, the synchronous supporting belt and the supporting plate are arranged close to the front and the back, the synchronous supporting belt and the supporting plate are arranged close to the side edge of the conveying belt, a shell cutting area, a shell removing area and a shrimp unloading area are sequentially arranged on the supporting plate, the shrimp shell groove is arranged below the shell removing area, the shrimp shell groove is arranged below the shrimp unloading area, a plurality of shrimp loading mechanisms are arranged on the conveying belt at intervals, each shrimp loading mechanism comprises a fixed clamping block, a movable clamping block, a clamping spring, a push rod and a positioning cylinder, one end of each movable clamping block is slidably arranged in the positioning cylinder and abutted against the corresponding movable clamping block, the other end of each movable clamping block is attached to the corresponding fixed clamping block, a pushing surface is arranged on the push rod, a, a return spring is arranged between the push rod and the positioning cylinder, the unlocking bar and the synchronous supporting belt are arranged correspondingly, the two ends of the unlocking bar are respectively provided with an unlocking surface which is arranged obliquely, the push rod is abutted to the unlocking surface in the running process of the conveying belt and the synchronous supporting belt so as to push the push rod to move, and the pushing surface on the push rod pushes the movable clamping block to move so as to separate the movable clamping block from the fixed clamping block; an unlocking plate which is obliquely arranged is arranged at a position corresponding to the shrimp unloading area, and the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block; a connecting frame and a positioning guide plate are arranged at the position of the upper cutting shell area on the supporting plate, a guide gap is formed between the positioning guide plate and the conveyor belt, the guide gap is gradually reduced along the rotating direction of the turntable, an upper cutter is arranged on the connecting frame, a lower cutter is arranged at the corresponding position of the connecting frame on the supporting plate, and a transverse cutter is arranged on the positioning guide plate; two shelling rollers are arranged at the shelling position on the supporting plate, a shelling brush is arranged on the outer wall of the shelling roller, and a shrimp gap is formed between the two shelling rollers.

The processing method for the antarctic krill by using the processing device on the antarctic krill ship comprises the following steps: a. clamping the head-removed euphausia superba to a shrimp holding mechanism at the position of an unlocking bar, wherein a push rod of the shrimp holding mechanism at the position is abutted to the unlocking bar to separate a movable clamping block from a fixed clamping block, the shrimp tail is placed between the movable clamping block and the fixed clamping block, the shrimp body is placed on a synchronous supporting belt, before the euphausia superba is conveyed to a supporting plate, the push rod slides away from the unlocking bar, and the movable clamping block moves towards the fixed clamping block to clamp the shrimp tail; b. the Antarctic krill is conveyed to the supporting plate along with the conveying belt, and the Antarctic krill is rapidly cooled before entering the shell cutting area; c. the euphausia superba is conveyed to a shell cutting area, the positioning guide plate and the connecting frame are used for positioning the euphausia superba, and the upper cutter, the lower cutter and the transverse cutter are used for cutting the shell of the euphausia superba; d. rapidly cooling the euphausia superba after the euphausia superba is cut off from the shell cutting area; e. the euphausia superba enters a shelling area, and when the euphausia superba passes through a shrimp gap, the rotating two shelling rollers carry the shrimp shell on the surface of the euphausia superba backwards out and fall into a shrimp shell groove; f. after the shells of the euphausia superba enter a shrimp unloading area, the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block, and the euphausia superba falls into the shrimp tank.

The euphausia superba after removing the head can be automatically peeled after being directly clamped on the clamping mechanism, and the working efficiency is greatly improved. The antarctic krill is guided and positioned in the shell cutting area through the positioning guide plate, so that the antarctic krill can stably pass through the upper cutter, the lower cutter and the transverse cutter, and the upper cutter, the lower cutter and the transverse cutter form three cutting seams on the shrimp shell. In the shelling area, the Antarctic krill passes through a shrimp passing gap between the two shelling rollers, and a shelling brush on the shelling rollers brings the shrimp shell out backwards to complete shell-meat separation. In the shrimp unloading area, the shrimp loading mechanism is automatically unlocked, the clamping constraint on the euphausia superba is lost, and the euphausia superba subjected to shelling falls into a shrimp groove to be collected. When the shell and the meat of the Antarctic krill are separated, an operator only needs to clamp the Antarctic krill without the head on the shrimp loading mechanism, so that the labor intensity is greatly reduced, and the working efficiency is improved. When the shells and the meat are separated, the shrimp shells are firstly cut, and then taken out through the shelling brushes on the outer walls of the shelling rollers, so that the shell and meat separating effect is good, and the shrimp shells are not easy to remain on the shrimp meat. The processing device on the euphausia superba ship can automatically peel the euphausia superba, so that the working efficiency is improved, the labor intensity is reduced, and the shrimp shells are not easy to remain on the shrimp meat.

Preferably, the end of the push rod is provided with an abutting wheel. The contact of the abutting wheel and the unlocking bar reduces the resistance in the sliding process.

Preferably, a U-shaped positioning groove is arranged at the position corresponding to the conveyor belt, the conveyor belt is arranged in the positioning groove, and the outer surface of the conveyor belt is exposed out of the positioning groove. The positioning groove plays a good positioning role in the conveying belt, and is favorable for reliably pushing the push rod by the unlocking strip and the unlocking plate.

Preferably, a shaking frame is slidably mounted on the connecting frame, a shaking spring is mounted between the shaking frame and the connecting frame, a driving wheel is mounted on the supporting plate, pushing strips which are obliquely arranged are arranged on the driving wheel, shaking protrusions are arranged on the shaking frame, and the driving wheel rotates to enable the pushing strips to continuously slide through the shaking protrusions to enable the shaking frame to generate a shaking effect; the upper cutter and the lower cutter are both fixedly connected to the shaking frame, an upper insertion hole is formed in the connecting frame corresponding to the upper cutter, lower insertion holes are formed in the supporting plate corresponding to the lower cutter, the upper cutter penetrates through the upper insertion hole, and the lower cutter penetrates through the lower insertion hole; the positioning guide plate is connected with a push rod, a reset spring is connected between the lower end of the push rod and the supporting plate, a pushing surface which is obliquely arranged is arranged on the shaking frame corresponding to the push rod, and the upper end of the push rod is attached to the pushing surface.

The driving wheel rotates to enable the push strips to continuously slide through the shaking protrusions to enable the shaking frame to generate a shaking effect, the shaking distance is 0.5-1.5 mm, the upper cutter, the lower cutter and the transverse cutter continuously shake in the process of cutting the shrimp shells, the shrimp shells at the cut positions are favorably separated from the shrimp meat, and subsequent shell-meat separation is facilitated.

Preferably, the connecting frame is provided with a connecting column which is radially arranged, the shaking frame and the shaking spring are sleeved on the connecting column, the connecting column is connected with the end cover, and the shaking spring is abutted between the end cover and the shaking frame.

Preferably, a plurality of primary cooling spray heads are arranged between the synchronous supporting belt and the shell cutting area, and a plurality of secondary cooling spray heads are arranged between the shell cutting area and the shell removing area.

After the shrimp body is cooled, the cohesive force between the shrimp shell and the shrimp meat is reduced, so that the shrimp shell is easily separated from the shrimp meat after being cut. And the shrimp shell is cooled for the second time after being cut, so that the adhesive force between the shrimp shell and the shrimp meat is further reduced, and the shrimp shell is taken away from the shrimp meat by the shelling brush.

Preferably, a plurality of cleaning spray heads are arranged between the shell removing area and the shrimp unloading area, the cleaning spray heads spray water towards the direction of the supporting plate, and through grooves are formed in the supporting plate at positions corresponding to the cleaning spray heads.

The euphausia superba after shelling is washed by water spray of the cleaning nozzle, the shrimp shell remained on the shrimp body is completely washed, and the shell and meat separation effect is improved.

A processing method of Antarctic krill on a ship utilizes a processing device on the Antarctic krill to process the Antarctic krill, and comprises the following steps: a. clamping the head-removed euphausia superba to a shrimp holding mechanism at the position of an unlocking bar, wherein a push rod of the shrimp holding mechanism at the position is abutted to the unlocking bar to separate a movable clamping block from a fixed clamping block, the shrimp tail is placed between the movable clamping block and the fixed clamping block, the shrimp body is placed on a synchronous supporting belt, before the euphausia superba is conveyed to a supporting plate, the push rod slides away from the unlocking bar, and the movable clamping block moves towards the fixed clamping block to clamp the shrimp tail; b. the Antarctic krill is conveyed to the supporting plate along with the conveying belt, and the Antarctic krill is rapidly cooled before entering the shell cutting area; c. the euphausia superba is conveyed to a shell cutting area, the positioning guide plate and the connecting frame are used for positioning the euphausia superba, and the upper cutter, the lower cutter and the transverse cutter are used for cutting the shell of the euphausia superba; d. rapidly cooling the euphausia superba after the euphausia superba is cut off from the shell cutting area; e. the euphausia superba enters a shelling area, and when the euphausia superba passes through a shrimp gap, the rotating two shelling rollers carry the shrimp shell on the surface of the euphausia superba backwards out and fall into a shrimp shell groove; f. after the shells of the euphausia superba enter a shrimp unloading area, the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block, and the euphausia superba falls into the shrimp tank. By adopting the method to automatically peel the euphausia superba, the working efficiency is improved, the labor intensity is reduced, and the shrimp shells are not easy to remain on the shrimp meat.

Compared with the prior art, the invention has the beneficial effects that: according to the technical scheme, the euphausia superba can be automatically shelled, the shell-meat separation effect is good, and the shrimp shells are not easy to remain on the shrimp meat.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1 of the present invention;

FIG. 3 is a schematic view of the mounting structure of two shelling rollers of the present invention;

FIG. 4 is a cross-sectional view of the position of the attachment bracket of the present invention;

in the figure: 1. conveyor belt, 2, synchronous supporting belt, 3, supporting plate, 4, shrimp shell groove, 5, shrimp meat groove, 6, unlocking strip, 7, shell cutting area, 8, shell removing area, 9, shrimp unloading area, 10, shrimp loading mechanism, 11, fixed clamping block, 12, movable clamping block, 13, clamping spring, 14, push rod, 15, positioning cylinder, 16, push surface, 17, push column, 18, return spring, 19, unlocking surface, 20, unlocking plate, 21, abutting wheel, 22, connecting frame, 23, positioning guide plate, 24, upper cutter, 25, lower cutter, 26, transverse cutter, 27, shell removing roller, 28, shell removing brush, 29, shrimp passing gap, 30, shell unloading groove hole, 31, meshing gear, 32, positioning groove, 33, shaking frame, 34, shaking spring, 35, driving wheel, 36, pushing strip, 37, ejector rod, 39, lower insertion hole, 40, insertion hole, 41, 38, upper insertion hole, ejector rod, 41, The device comprises a return spring 42, a connecting column 43, an end cover 44, a primary cooling spray head 45, a secondary cooling spray head 46, a cleaning spray head 47, a through groove 48 and antarctic krill.

Detailed Description

The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:

example (b): a processing device for euphausia superba on a ship (see attached figures 1 to 4) comprises a conveying belt 1, a synchronous supporting belt 2, a supporting plate 3, a shrimp shell groove 4, a shrimp meat groove 5 and an unlocking strip 6, wherein the moving speeds of the conveying belt and the synchronous supporting belt are the same, the synchronous supporting belt and the supporting plate are arranged close to the front and the back, the synchronous supporting belt and the supporting plate are arranged close to the side edge of the conveying belt, a shell cutting area 7, a shell removing area 8 and a shrimp unloading area 9 are sequentially arranged on the supporting plate, the shrimp shell groove is arranged below the shell removing area, the shrimp meat groove is arranged below the shrimp unloading area, a plurality of shrimp loading mechanisms 10 are arranged on the conveying belt at intervals, each shrimp loading mechanism comprises a fixed clamping block 11, a movable clamping block 12, a clamping spring 13, a push rod 14 and a positioning cylinder 15, one end of each movable clamping block is slidably arranged in the positioning cylinder and is abutted against the movable clamping block, the push rod is provided with an obliquely arranged push surface 16, the movable clamping block is provided with a push column 17, the push column can be attached to the push surface, a return spring 18 is arranged between the push rod and the positioning cylinder, the unlocking strip is arranged corresponding to the synchronous supporting belt, the two ends of the unlocking strip are provided with obliquely arranged unlocking surfaces 19, the push rod is abutted to the unlocking surfaces in the running process of the conveying belt and the synchronous supporting belt so as to push the push rod to move, and the push surface on the push rod pushes the movable clamping block to move so as to separate the movable clamping block from the fixed clamping block; an unlocking plate 20 which is obliquely arranged is arranged at a position corresponding to the shrimp unloading area, and the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block; the end of the push rod is provided with an abutting wheel 21.

A connecting frame 22 and a positioning guide plate 23 are arranged at the position of the upper cutting shell area on the supporting plate, a guide gap is formed between the positioning guide plate and the conveying belt, the guide gap is gradually reduced along the rotating direction of the turntable, an upper cutter 24 is arranged on the connecting frame, a lower cutter 25 is arranged at the corresponding position of the connecting frame on the supporting plate, and a transverse cutter 26 is arranged on the positioning guide plate; two shelling rollers 27 are arranged at the shelling position on the supporting plate, a shelling brush 28 is arranged on the outer wall of the shelling roller, and a shrimp passing gap 29 is arranged between the two shelling rollers. The supporting plate is correspondingly provided with a shell unloading slot hole 30 with the shelling rollers, the end parts of the two shelling rollers are respectively provided with a meshing gear 31, the two meshing gears are in transmission connection, one meshing gear is in transmission connection with the output shaft of the shelling motor, and the shelling motor is arranged below the supporting plate. The supporting plate is provided with a water spraying head facing the shelling roller, and the water spraying head sprays water to the shelling roller.

Conveying belt wheels are installed at the two ends of the conveying belt, the conveying belt is connected between the two conveying belt wheels in a transmission mode, supporting belt wheels are installed at the two ends of the synchronous supporting belt, and the synchronous supporting belt is connected between the two supporting belt wheels in a transmission mode. A conveyor pulley and a support pulley are coaxially connected together. The U-shaped positioning groove 32 is arranged at the corresponding position of the conveyor belt, the conveyor belt is arranged in the positioning groove, and the outer surface of the conveyor belt is exposed out of the positioning groove.

A shaking frame 33 is slidably arranged on the connecting frame, a shaking spring 34 is arranged between the shaking frame and the connecting frame, a driving wheel 35 is arranged on the supporting plate, pushing strips 36 which are obliquely arranged are arranged on the driving wheel, shaking bulges 37 are arranged on the shaking frame, and the driving wheel rotates to enable the pushing strips to continuously slide through the shaking bulges to enable the shaking frame to generate a shaking effect; the upper cutter and the lower cutter are both fixedly connected on the shaking frame, an upper insertion hole 38 is formed in the connecting frame corresponding to the upper cutter, a lower insertion hole 39 is formed in the supporting plate corresponding to the lower cutter, the upper cutter penetrates through the upper insertion hole, and the lower cutter penetrates through the lower insertion hole; the positioning guide plate is connected with an ejector rod 40, a return spring 41 is connected between the lower end of the ejector rod and the supporting plate, an obliquely arranged ejector face is arranged on the shaking frame corresponding to the ejector rod, and the upper end of the ejector rod is attached to the ejector face. The connecting frame is provided with a connecting column 42 which is arranged in the radial direction, the shaking frame and the shaking spring are sleeved on the connecting column, the connecting column is connected with an end cover 43, and the shaking spring is abutted between the end cover and the shaking frame. The transmission wheel is in belt transmission with a transmission belt wheel.

A plurality of primary cooling spray nozzles 44 are arranged between the synchronous supporting belt and the shell cutting area, and a plurality of secondary cooling spray nozzles 45 are arranged between the shell cutting area and the shell removing area. The primary cooling spray head and the secondary cooling spray head are both connected with a liquid nitrogen storage tank, and the liquid nitrogen sprayed out of the primary cooling spray head and the secondary cooling spray head to the shrimp body is rapidly cooled, so that the shrimp body is not frozen after cooling. A plurality of cleaning spray heads 46 are arranged between the shell removing area and the shrimp unloading area, the cleaning spray heads spray water towards the direction of the supporting plate, and through grooves 47 are formed in the supporting plate at positions corresponding to the cleaning spray heads.

A processing method of Antarctic krill on a ship utilizes a processing device on the Antarctic krill to process the Antarctic krill, and comprises the following steps: a. clamping the Antarctic krill 48 without the head on a shrimp holding mechanism at the position of an unlocking bar, wherein a push rod of the shrimp holding mechanism at the position is abutted to the unlocking bar to separate a movable clamping block from a fixed clamping block, a shrimp tail is placed between the movable clamping block and the fixed clamping block, a shrimp body is placed on a synchronous supporting belt, before the Antarctic krill is conveyed to a supporting plate, the push rod slides away from the unlocking bar, and the movable clamping block moves towards the fixed clamping block to clamp the shrimp tail; b. the Antarctic krill is conveyed to the supporting plate along with the conveying belt, and the Antarctic krill is rapidly cooled before entering the shell cutting area; c. the euphausia superba is conveyed to a shell cutting area, the positioning guide plate and the connecting frame are used for positioning the euphausia superba, and the upper cutter, the lower cutter and the transverse cutter are used for cutting the shell of the euphausia superba; d. rapidly cooling the euphausia superba after the euphausia superba is cut off from the shell cutting area; e. the euphausia superba enters a shelling area, and when the euphausia superba passes through a shrimp gap, the rotating two shelling rollers carry the shrimp shell on the surface of the euphausia superba backwards out and fall into a shrimp shell groove; f. after the shells of the euphausia superba enter a shrimp unloading area, the end part of the push rod slides through the unlocking plate to push the movable clamping block to be separated from the fixed clamping block, and the euphausia superba falls into the shrimp tank.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.