JPH0740865B2 - Cutting and laparotomy device for fish - Google Patents

Description

TECHNICAL FIELD The present invention relates to a cutting / laparotomy device for fish bodies, particularly salmon and trout fish bodies. According to the cutting / laparotomy device for fish bodies of the present invention, The semi-dress cutting and laparotomy can be automatically performed while transporting the fish regardless of the size of the fish.

[Conventional technology]

A semi-dressed product in which fish bodies such as salmon and trout are opened from the throat to the anus and the internal organs are removed is excellent in storability and processability and has many fields of application. As a device used for its production, the semi-dress cutting device described in Japanese Patent Publication No. Sho 56-9086 was known, but recently, it requires no human work and supplies semi-dressed products from the fish body. An apparatus capable of automatically processing up to the manufacturing of the above has been proposed by Japanese Patent Laid-Open No. 61-195638.

The automatic fish body processing device described in JP-A-61-195638 is configured so that the fish body is supplied from a fish body positioning device to a conveying device, and the Japanese Patent Publication 56-56 is arranged along the conveying direction of the conveying device. -Semi-dress cutting device described in Japanese Patent No. 9086,
Built-in cutting device except kidney, built-in removal device except kidney,
A kidney epidermal cutting device, a kidney removal and intraperitoneal irrigation device are sequentially arranged, and an abdominal device that maintains a semi-dressed fish body in an open state until the kidney is removed and the abdominal cavity is cleaned, This is an extremely excellent device that can automatically move semi-dressed products regardless of the size of the fish because it is movably installed in synchronization with the transfer speed of the transfer device.

[Problems to be solved by the invention]

However, the laparotomy lever of the laparotomy device in the automatic fish body processing device described in JP-A-61-195638 is not sufficiently linked with the semi-dress cutting device, and the fish body after completion of the semi-dress cutting is completed. Since it was designed to simply descend toward the abdomen, it may not always be possible to accurately descend to the semi-dressed part.

Accordingly, an object of the present invention is to provide a fish body cutting / laparotomy device capable of accurately lowering the laparotomy lever to a semi-dress cut portion regardless of the size of the fish body.

[Means for solving problems]

The present invention is directed to a transportation device for transporting a fish body with its abdomen directed upward and its head directed forward, with its throat fixed, and the fish body that is being transported by descending from above the transportation device from its throat. Semi-dress cutting device comprising a knife for cutting a semi-dress and a knife cover for preventing cutting, which is rotated so as to be inserted into the fish body from its throat after starting cutting to cover the front and the lower part of the knife. And a semi-dressed abdominal opening device provided with a pair of abdominal opening levers that open the above-mentioned fish during transportation without raising the internal organs from above and move with the above-mentioned transportation device while maintaining this abdominal state. In addition, a laparotomy lever guide plate is provided on the knife cover, and the pair of laparotomy levers are configured to be lowered along both sides of the laparotomy lever guide plate. It is obtained by achieving the above object by providing a dynamic processor.

〔Example〕

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment shown in the drawings of a fish cutting and laparotomy device of the present invention will be described below.

FIG. 1 is a side view showing an outline of an example of an automatic processing apparatus including an embodiment of a fish body cutting / laparotomy apparatus according to the present invention. In FIG. 1, A is a fish body supply chute and B is a supply body. C is a semi-dress cutting device for the fish being transported, D is a laparotomy device for the fish that has been semi-dressed during transportation, E is a built-in cutting device for the fish that is being transported in the abdominal state, and F is a laparotomy. The internal removal device for the fish being transported in the state, G is the epidermal cutting device for the fish being transported by the laparotomy device, and H and H are the kidney removal and intraperitoneal lavage devices for the fish being transported in the abdominal condition. B is arranged in the left-right direction of the automatic processing device, and the supply chute A, the semi-dress cutting device C, the built-in cutting device E, the built-in removal device F, the kidney epidermal cutting device G, and The above kidney removal and intraperitoneal washing device H,
Hs are sequentially arranged at a predetermined position above the transfer device B from the start end (upper right end in FIG. 1) toward the end (upper left end in FIG. 1) side, and the laparotomy device D Are designed to move together with the carrier B.

Thus, the fish body cutting / laparotomy device of the present invention comprises the transport device B, the semi-dress cutting device C, and the laparotomy device D.

The transfer device B in the cutting / laparotomy device for fish according to the present invention.
Is for transporting the fish body supplied from the supply chute A with its abdomen directed upward and its head directed forward, with its throat fixed, and is similar to that described in JP-A-61-195638. Therefore, the detailed description thereof will be omitted and an outline thereof will be described. As shown in FIG. 1, a pair of endless chains 3b, 3b are bridged between the sprocket wheels 1b, 2b to form an endless chain. 3b, 3b is provided with a plurality of fish rest portions 4b as shown in FIG. 2 having a constant length at predetermined intervals along the longitudinal direction thereof, and is located in front of each fish rest portion 4b as shown in FIG. As shown in FIG. 3, a pair of rotating holding pieces 5b, 5b (one of which is not shown) is provided, and the fish placing portion 4b is provided.
When the fish body X is supplied to the fish body X, the rotating clamping pieces 5 and 5b are rotated in the clamping direction, and sharp pins (not shown) provided inside thereof are driven to both sides of the head of the fish body X. The throat is fixed at a predetermined position, and the driving is released at the end of the transfer device B.

Further, the semi-dress cutting device C in the fish cutting and abdominal opening device of the present invention is a fish X which is being conveyed by the conveying device B with its abdomen facing upward as shown in FIGS. 4 and 6.
Is a semi-dress cutting from the throat to the anus (strictly speaking, there is an uncut portion of 10 to 20 mm in the throat), similar to the semi-dress cutting device described in Japanese Patent Publication No. 56-9086. In addition, while centering the fish body X being transported, the knife 2c is lowered at a timing to the throat of the fish body X, and when the abdominal cavity at the throat is cut by the knife 2c by a length that allows insertion of the knife cover 3c. The knife cover 3c is rotated so as to be inserted from the throat of the fish body X to cover the front and bottom of the knife 2c to prevent the inside of the knife 2c from being cut by the knife 2c. Only the abdomen of the fish body is cut toward the anus without cutting the internal organs by the conveyance of the fish, and the knife cover 3c is cut by the abdominal wall in the vicinity of the anus when the fish X is cut to the anus regardless of its size.
The knife 2c and the knife cover 3c are guided up to raise the knife 2c.

The abdominal opening device D opens the abdomen of the fish body X, which has been cut in a semi-dressed manner and is being conveyed, without scraping up the internal organs and maintains the abdominal open state, as shown in FIGS. 2 and 3. The transfer device B is provided with a pair of abdominal opening levers 2d, 2d that can be opened and closed in the abdominal directions of both sides of the fish body.
d and 2d on the upper end of each and stopper 31 on the outside of the tip.
The laparotomy lever 3d having a protruding d and the laparotomy lever 3d are attached to the fish body X.
The main body is constructed by providing a laparotomy lever insertion lever 4d to be inserted therein.

The laparotomy device D will be described in more detail. In FIG. 2, 21d and 21d are located at positions corresponding to the fish rest portions 4b of the carrier device B and are rotated to the carrier device B via shafts 22d and 22d. The centering gears 21d and 21d are meshed with each other by freely provided centering gears, and the lower ends of the laparotomy levers 2d and 2d are integrally fixed. A tension spring 2 is provided between the lower ends of the laparotomy levers 2d, 2d.
2d is interposed, and due to the action of this tension spring 22d, the opening / closing levers 2d and 2d are constantly biased so as to be closed while being centered at the same time, together with the meshing action of the centering gears 21d and 21d. There is. A centering gear drive lever 23d is fixed to one of the centering gears 21d in such a manner that the lower end of the one opening / closing lever 2d is extended. A roller 24d is provided at the tip (lower end) of the centering gear drive lever 23d, and the roller 24d is fixed along the transport device B when the transport device B moves. It is adapted to abut on the cam 25d. Then, the guide cam 25d is used to open the laparotomy lever in the fish body X that has been semi-dressed as described later.
Except when the 3d, 3d is lowered and inserted, the roller 24d is pressed, thereby rotating the centering gears 21d, 21d via the centering gear drive lever 23d, and the opening / closing levers 2d, 2d are pulled by the tension springs. While it can be opened as shown by the solid line in FIG. 2 against 22d, when the abdominal opening levers 3d, 3d are lowered and inserted into the semi-dressed fish body X, without pressing the roller 24d, Opening / closing lever 2d,
2d is shaped so that it can be closed by the action of the tension spring 22d as shown by the phantom line in FIG.

Further, the laparotomy levers 3d, 3d in the laparotomy device D are also provided.
As shown in FIG. 3, the shaft 32d is located near the rear end of each shaft.
The tip end of the open / close lever 2d is vertically moved by pivotally supporting it on the upper end of the opening / closing lever 2d via. Further, the laparotomy lever insertion levers 4d and 4d are rotatably pivotally supported by the shaft 32d at their intermediate portions in the same manner as the laparotomy levers 3d and 3d, so that the rollers 41d provided at the respective tip portions are vertically moved. It moves so as to come into contact with a guide cam 42d provided along the upper part of the carrying device B. The rear ends (lower ends) of the laparotomy lever insertion levers 4d and 4d are connected to the opening / closing levers 2d and 2d via tension springs 42d.
By the action of, the tip end portions of the laparotomy lever insertion levers 4d, 4d are always urged upward, and the rear end portions thereof abut the stoppers 43d provided on the respective opening / closing levers 2d, as shown by the solid line in FIG. The upward rotation is restricted. And again, this laparotomy lever insertion lever
The vicinity of the rear end of each of the 4d and 4d and the rear end of each of the laparotomy levers 3d and 3d are connected by another tension spring 44d.By the action of the tension spring 44d, the laparotomy levers 3d and 3d are Normally, the laparotomy lever insertion levers 3d, 3d are provided with stoppers 33d abutting the rear ends of the laparotomy lever insertion levers 4d, 4d, respectively.
4d and 4d are designed to rotate integrally with each other. However, as shown in phantom lines in FIG. 3, the tip ends of the laparotomy lever insertion levers 4d and 4d toward the fish body X will be described later. Even if the laparotomy lever insertion levers 4d, 4d rotate so as to descend, after the stoppers 31d at the tips of the laparotomy levers 3d, 3d come into contact with the surface of the fish X, the laparotomy lever insertion lever 4d. , 4d is not adapted to follow each rotation. That is, in this case, the tension spring 44d is rotated despite the rotation of the laparotomy lever insertion levers 4d, 4d.
Is only extended, and the built-in scooping at the time of laparotomy due to excessive lowering of the tips of the laparotomy levers 3d, 3d is prevented. And such a laparotomy lever
The downward rotation of the tip of each of 3d and 3d, and therefore also
When the tip ends of the laparotomy lever insertion levers 4d, 4d are rotated downward, the shape of the guide cam 42d is devised, and after the semi-dress cutting by the semi-dress cutting device C is started, the laparotomy lever insertion is performed by the guide cam 42d. The levers 4d, 4d are configured to be pressed by pressing the tip ends of the levers 4d, 4d downward through the rollers 41d, 41d provided therein.
Then, this downward rotation is maintained until the fish X is ejected from the carrier B by devising the shape of the guide cam 42d provided along the carrier B as described above. It has been done.

Thus, in the fish body cutting / laparotomy device of the present invention, the knife cover 3c of the semi-dress cutting device C is attached to the knife cover 3c as shown in FIGS. 1 and 4 to 7.
4c is provided, and the pair of laparotomy levers 3d, 3d in the laparotomy device D are configured to be lowered along both sides of the laparotomy lever guide plate 4c as shown in FIGS. The laparotomy lever guide plate 4c is flat and shown in FIGS.
As shown in the figure, when the knife cover 3c is rotated so as to be inserted into the fish body X where the semi-dress cutting has been started, the pair of laparotomy levers 3d, 3d are of a size that can be lowered along both sides thereof, And a position provided on the knife cover 3c. Further, as described above, after starting the semi-dress cutting, the guide cam 25d does not press the roller 24d of the laparotomy lever 2d to start closing the laparotomy levers 2d, 2d, and the guide cam 42d. The laparotomy lever insertion lever 4d
By pressing the roller 41d at the tip of the lever downward, the tip of the laparotomy lever 3d provided on the opening / closing levers 2d, 2d is rotated downward, so that the pair of laparotomy levers 3d, 3d are Then, it is lowered while closing, guided by the laparotomy lever guide plate 4c as described above, and surely and accurately inserted into the fish body X from the semi-dress cutting portion.

The supply chute A is equipped with a fish body positioning supply device (not shown) described in JP-A-61-195638, and is supplied with the abdomen facing upward and the head facing forward. The fish body is temporarily stopped and its throat is positioned at a predetermined position regardless of the size of the fish body, and then the fish body is supplied to the carrier B. Further, the built-in cutting device E is cut in a semi-dressing manner, with the abdomen facing upward and the head facing forward, with its throat located at a predetermined position, and the fish body fixedly conveyed in an open state from above the fish body. The base of the stomach is cut without damaging the inside of the abdominal cavity, leaving a part thereof, and the built-in removal device F is the built-in cutting device E.
The internal organs other than the kidney are removed from the abdominal cavity together with the thin film from the fish body treated by the above-mentioned method. Further, the kidney epidermal cutting device G further removes the epidermis of the kidney of the fish body treated by the internal removal device F. Moreover, the kidney removal intraperitoneal washing device H removes the kidneys of the fish body treated by the kidney epidermis cutting device G without damaging the inside of the abdominal cavity and removes the inside of the abdominal cavity of the fish body. These devices are to be cleaned, and these devices are configured in the same manner as that described in JP-A-61-195638.

Next, an example of an automatic processing method of a fish body by the automatic processing apparatus having the above configuration will be described.

First, when the fish body X is supplied to the supply chute A with the abdomen facing upward and the head facing forward, the fish body X is positioned at a predetermined position by the supply positioning device regardless of the size of the fish body. It is supplied to the starting end of the carrier B in time with the carrier B.

The fish body X supplied to the transport device B is fixed in a state where it is supplied to a predetermined position, that is, with the abdomen facing upward and the head facing forward regardless of the size of the fish body X with the throat positioned at a predetermined position. Be transported.

Fish body X being transported and fixed by the transport device B
By passing below the semi-dress cutting device C, as described above, the IF 2c and knife cover 3c of the semi-dress cutting device C are changed from the state shown in FIG. 4 and FIG. By descending and rotating to the state shown in FIG. 7, the semi-dress is cut from the throat toward the anus regardless of the size of the fish X and without cutting off the internal organs.

After the start of such semi-dress cutting, as described above, the pair of laparotomy levers 3d, 3d are aligned with the semi-dress cutting part of the fish body X which is positioned and fixed.
The knife cover 3c of the semi-dress cutting device C is guided along both sides of the laparotomy lever guide plate 4c and is closed and lowered, and the tip end thereof is surely and accurately inserted into the fish body X from the semi-dress cutting part. The lowering of the tips of the pair of laparotomy levers 3d, 3d is as described above when the stoppers 31d, 31d provided there come into contact with the surface of the fish body X as shown in FIGS. 6 and 7. Stop at. Then, as described above, the tip portions of the pair of laparotomy levers 3d, 3d, which handle only the abdomen regardless of the size of the fish body, are opened as shown in FIG. 8 while maintaining the lowered state as described above.
The abdomen of fish X is opened. Then, as described above, this open state is maintained until the fish body X is discharged from the rear end of the carrying device B.

Thereafter, as described above, the fish body which is being conveyed by fixing the throat to a predetermined position regardless of the size of the fish body by the conveyance device B while the abdominal state is maintained by the abdominal movement levers 3d and 3d and then conveyed is The cutting device E, the built-in removal device F, the kidney epidermis cutting device G, and the kidney removal / peritoneal irrigation devices H, H are sequentially processed and discharged from the transport device B, which is highly valuable as a semi-dressed product. Become.

Although the position embodiment of the fish cutting / laparotomy device of the present invention has been described above, the fish cutting / laparotomy device of the present invention is not limited to this embodiment. It goes without saying that, instead of using the one provided in the carrier B as in the example, one that moves together with the carrier B above the carrier B may be used as described in JP-A-61-195638. Nor.

〔The invention's effect〕

As described above, according to the present invention, there is an effect that the laparotomy lever can be accurately lowered to the semi-dress cutting portion regardless of the size of the fish body.

[Brief description of drawings]

FIG. 1 is a side view showing an outline of an example of an automatic processing apparatus including an embodiment of a fish body cutting / laparotomy apparatus according to the present invention, and FIGS. 2 and 3 are laparotomy apparatus according to an embodiment of the present invention. And FIG. 4 and FIG. 5 are respectively a side view and a front view showing the outline of the positional relationship between the laparotomy lever and the knife cover before the semi-dress cutting according to the embodiment of the present invention.
6 and 7 are side and front views showing the outline of the positional relationship between the laparotomy lever and the knife cover at the start of laparotomy in one embodiment of the present invention, and FIG. 8 is the laparotomy in one embodiment of the present invention. It is a front view which shows the outline of a positional relationship of a laparotomy lever and a knife cover at the time. B: Transport device C: Semi-dress cutting device D: Laparotomy device X: Fish body 2c: Knife 3c: Knife cover 4c: Laparotomy lever guide plate 3d: Laparotomy lever

Claims (1)

[Claims] 1. A transport device for transporting a fish body with its abdomen directed upward and its head directed forward, with its throat fixed.
A knife that cuts down from above the carrying device and cuts the fish body being carried from its throat in a semi-dress manner, and after starting cutting of the knife, pivots so as to insert into the fish body from its throat and forward of the knife and A semi-dressing cutting device equipped with a knife cover for preventing viscera cutting that covers the lower part, and the semi-dressed cutting fish body under transportation is opened from above without opening the viscera and keeping this abdominal state. The laparotomy device includes a pair of laparotomy levers that move together with the transport device, and the knife cover is provided with a laparotomy lever guide plate, and the pair of laparotomy levers are lowered along both sides of the laparotomy lever guide plate. An automatic fish body processing device having the above structure.